diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 12704 |
1 files changed, 10025 insertions, 2679 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index f4fa40c387d3..740711ac1037 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: MIT /* * Copyright 2015 Advanced Micro Devices, Inc. * @@ -28,15 +29,33 @@ #include "dm_services_types.h" #include "dc.h" +#include "link_enc_cfg.h" #include "dc/inc/core_types.h" +#include "dal_asic_id.h" +#include "dmub/dmub_srv.h" +#include "dc/inc/hw/dmcu.h" +#include "dc/inc/hw/abm.h" +#include "dc/dc_dmub_srv.h" +#include "dc/dc_edid_parser.h" +#include "dc/dc_stat.h" +#include "dc/dc_state.h" +#include "amdgpu_dm_trace.h" +#include "link/protocols/link_dpcd.h" +#include "link_service_types.h" +#include "link/protocols/link_dp_capability.h" +#include "link/protocols/link_ddc.h" -#include "vid.h" #include "amdgpu.h" #include "amdgpu_display.h" #include "amdgpu_ucode.h" #include "atom.h" #include "amdgpu_dm.h" -#include "amdgpu_pm.h" +#include "amdgpu_dm_plane.h" +#include "amdgpu_dm_crtc.h" +#include "amdgpu_dm_hdcp.h" +#include <drm/display/drm_hdcp_helper.h> +#include "amdgpu_dm_wb.h" +#include "amdgpu_atombios.h" #include "amd_shared.h" #include "amdgpu_dm_irq.h" @@ -45,47 +64,105 @@ #if defined(CONFIG_DEBUG_FS) #include "amdgpu_dm_debugfs.h" #endif +#include "amdgpu_dm_psr.h" +#include "amdgpu_dm_replay.h" #include "ivsrcid/ivsrcid_vislands30.h" +#include <linux/backlight.h> #include <linux/module.h> #include <linux/moduleparam.h> -#include <linux/version.h> #include <linux/types.h> #include <linux/pm_runtime.h> +#include <linux/pci.h> +#include <linux/power_supply.h> #include <linux/firmware.h> +#include <linux/component.h> +#include <linux/sort.h> -#include <drm/drmP.h> +#include <drm/drm_privacy_screen_consumer.h> +#include <drm/display/drm_dp_mst_helper.h> +#include <drm/display/drm_hdmi_helper.h> #include <drm/drm_atomic.h> #include <drm/drm_atomic_uapi.h> #include <drm/drm_atomic_helper.h> -#include <drm/drm_dp_mst_helper.h> -#include <drm/drm_fb_helper.h> +#include <drm/drm_blend.h> +#include <drm/drm_fixed.h> +#include <drm/drm_fourcc.h> #include <drm/drm_edid.h> +#include <drm/drm_eld.h> +#include <drm/drm_utils.h> +#include <drm/drm_vblank.h> +#include <drm/drm_audio_component.h> +#include <drm/drm_gem_atomic_helper.h> -#if defined(CONFIG_DRM_AMD_DC_DCN1_0) -#include "ivsrcid/irqsrcs_dcn_1_0.h" +#include <media/cec-notifier.h> +#include <acpi/video.h> -#include "dcn/dcn_1_0_offset.h" -#include "dcn/dcn_1_0_sh_mask.h" -#include "soc15_hw_ip.h" -#include "vega10_ip_offset.h" - -#include "soc15_common.h" -#endif +#include "ivsrcid/dcn/irqsrcs_dcn_1_0.h" #include "modules/inc/mod_freesync.h" #include "modules/power/power_helpers.h" -#include "modules/inc/mod_info_packet.h" + +static_assert(AMDGPU_DMUB_NOTIFICATION_MAX == DMUB_NOTIFICATION_MAX, "AMDGPU_DMUB_NOTIFICATION_MAX mismatch"); + +#define FIRMWARE_RENOIR_DMUB "amdgpu/renoir_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_RENOIR_DMUB); +#define FIRMWARE_SIENNA_CICHLID_DMUB "amdgpu/sienna_cichlid_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_SIENNA_CICHLID_DMUB); +#define FIRMWARE_NAVY_FLOUNDER_DMUB "amdgpu/navy_flounder_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_NAVY_FLOUNDER_DMUB); +#define FIRMWARE_GREEN_SARDINE_DMUB "amdgpu/green_sardine_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_GREEN_SARDINE_DMUB); +#define FIRMWARE_VANGOGH_DMUB "amdgpu/vangogh_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_VANGOGH_DMUB); +#define FIRMWARE_DIMGREY_CAVEFISH_DMUB "amdgpu/dimgrey_cavefish_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_DIMGREY_CAVEFISH_DMUB); +#define FIRMWARE_BEIGE_GOBY_DMUB "amdgpu/beige_goby_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_BEIGE_GOBY_DMUB); +#define FIRMWARE_YELLOW_CARP_DMUB "amdgpu/yellow_carp_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_YELLOW_CARP_DMUB); +#define FIRMWARE_DCN_314_DMUB "amdgpu/dcn_3_1_4_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_DCN_314_DMUB); +#define FIRMWARE_DCN_315_DMUB "amdgpu/dcn_3_1_5_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_DCN_315_DMUB); +#define FIRMWARE_DCN316_DMUB "amdgpu/dcn_3_1_6_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_DCN316_DMUB); + +#define FIRMWARE_DCN_V3_2_0_DMCUB "amdgpu/dcn_3_2_0_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_DCN_V3_2_0_DMCUB); +#define FIRMWARE_DCN_V3_2_1_DMCUB "amdgpu/dcn_3_2_1_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_DCN_V3_2_1_DMCUB); #define FIRMWARE_RAVEN_DMCU "amdgpu/raven_dmcu.bin" MODULE_FIRMWARE(FIRMWARE_RAVEN_DMCU); +#define FIRMWARE_NAVI12_DMCU "amdgpu/navi12_dmcu.bin" +MODULE_FIRMWARE(FIRMWARE_NAVI12_DMCU); + +#define FIRMWARE_DCN_35_DMUB "amdgpu/dcn_3_5_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_DCN_35_DMUB); + +#define FIRMWARE_DCN_351_DMUB "amdgpu/dcn_3_5_1_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_DCN_351_DMUB); + +#define FIRMWARE_DCN_36_DMUB "amdgpu/dcn_3_6_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_DCN_36_DMUB); + +#define FIRMWARE_DCN_401_DMUB "amdgpu/dcn_4_0_1_dmcub.bin" +MODULE_FIRMWARE(FIRMWARE_DCN_401_DMUB); + +/* Number of bytes in PSP header for firmware. */ +#define PSP_HEADER_BYTES 0x100 + +/* Number of bytes in PSP footer for firmware. */ +#define PSP_FOOTER_BYTES 0x100 + /** * DOC: overview * * The AMDgpu display manager, **amdgpu_dm** (or even simpler, - * **dm**) sits between DRM and DC. It acts as a liason, converting DRM + * **dm**) sits between DRM and DC. It acts as a liaison, converting DRM * requests into DC requests, and DC responses into DRM responses. * * The root control structure is &struct amdgpu_display_manager. @@ -94,6 +171,46 @@ MODULE_FIRMWARE(FIRMWARE_RAVEN_DMCU); /* basic init/fini API */ static int amdgpu_dm_init(struct amdgpu_device *adev); static void amdgpu_dm_fini(struct amdgpu_device *adev); +static bool is_freesync_video_mode(const struct drm_display_mode *mode, struct amdgpu_dm_connector *aconnector); +static void reset_freesync_config_for_crtc(struct dm_crtc_state *new_crtc_state); +static struct amdgpu_i2c_adapter * +create_i2c(struct ddc_service *ddc_service, bool oem); + +static enum drm_mode_subconnector get_subconnector_type(struct dc_link *link) +{ + switch (link->dpcd_caps.dongle_type) { + case DISPLAY_DONGLE_NONE: + return DRM_MODE_SUBCONNECTOR_Native; + case DISPLAY_DONGLE_DP_VGA_CONVERTER: + return DRM_MODE_SUBCONNECTOR_VGA; + case DISPLAY_DONGLE_DP_DVI_CONVERTER: + case DISPLAY_DONGLE_DP_DVI_DONGLE: + return DRM_MODE_SUBCONNECTOR_DVID; + case DISPLAY_DONGLE_DP_HDMI_CONVERTER: + case DISPLAY_DONGLE_DP_HDMI_DONGLE: + return DRM_MODE_SUBCONNECTOR_HDMIA; + case DISPLAY_DONGLE_DP_HDMI_MISMATCHED_DONGLE: + default: + return DRM_MODE_SUBCONNECTOR_Unknown; + } +} + +static void update_subconnector_property(struct amdgpu_dm_connector *aconnector) +{ + struct dc_link *link = aconnector->dc_link; + struct drm_connector *connector = &aconnector->base; + enum drm_mode_subconnector subconnector = DRM_MODE_SUBCONNECTOR_Unknown; + + if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort) + return; + + if (aconnector->dc_sink) + subconnector = get_subconnector_type(link); + + drm_object_property_set_value(&connector->base, + connector->dev->mode_config.dp_subconnector_property, + subconnector); +} /* * initializes drm_device display related structures, based on the information @@ -106,18 +223,9 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev); /* removes and deallocates the drm structures, created by the above function */ static void amdgpu_dm_destroy_drm_device(struct amdgpu_display_manager *dm); -static void -amdgpu_dm_update_connector_after_detect(struct amdgpu_dm_connector *aconnector); - -static int amdgpu_dm_plane_init(struct amdgpu_display_manager *dm, - struct drm_plane *plane, - unsigned long possible_crtcs); -static int amdgpu_dm_crtc_init(struct amdgpu_display_manager *dm, - struct drm_plane *plane, - uint32_t link_index); static int amdgpu_dm_connector_init(struct amdgpu_display_manager *dm, struct amdgpu_dm_connector *amdgpu_dm_connector, - uint32_t link_index, + u32 link_index, struct amdgpu_encoder *amdgpu_encoder); static int amdgpu_dm_encoder_init(struct drm_device *dev, struct amdgpu_encoder *aencoder, @@ -125,42 +233,22 @@ static int amdgpu_dm_encoder_init(struct drm_device *dev, static int amdgpu_dm_connector_get_modes(struct drm_connector *connector); -static int amdgpu_dm_atomic_commit(struct drm_device *dev, - struct drm_atomic_state *state, - bool nonblock); - +static int amdgpu_dm_atomic_setup_commit(struct drm_atomic_state *state); static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state); static int amdgpu_dm_atomic_check(struct drm_device *dev, struct drm_atomic_state *state); -static void handle_cursor_update(struct drm_plane *plane, - struct drm_plane_state *old_plane_state); - - - -static const enum drm_plane_type dm_plane_type_default[AMDGPU_MAX_PLANES] = { - DRM_PLANE_TYPE_PRIMARY, - DRM_PLANE_TYPE_PRIMARY, - DRM_PLANE_TYPE_PRIMARY, - DRM_PLANE_TYPE_PRIMARY, - DRM_PLANE_TYPE_PRIMARY, - DRM_PLANE_TYPE_PRIMARY, -}; - -static const enum drm_plane_type dm_plane_type_carizzo[AMDGPU_MAX_PLANES] = { - DRM_PLANE_TYPE_PRIMARY, - DRM_PLANE_TYPE_PRIMARY, - DRM_PLANE_TYPE_PRIMARY, - DRM_PLANE_TYPE_OVERLAY,/* YUV Capable Underlay */ -}; +static void handle_hpd_irq_helper(struct amdgpu_dm_connector *aconnector); +static void handle_hpd_rx_irq(void *param); -static const enum drm_plane_type dm_plane_type_stoney[AMDGPU_MAX_PLANES] = { - DRM_PLANE_TYPE_PRIMARY, - DRM_PLANE_TYPE_PRIMARY, - DRM_PLANE_TYPE_OVERLAY, /* YUV Capable Underlay */ -}; +static void amdgpu_dm_backlight_set_level(struct amdgpu_display_manager *dm, + int bl_idx, + u32 user_brightness); +static bool +is_timing_unchanged_for_freesync(struct drm_crtc_state *old_crtc_state, + struct drm_crtc_state *new_crtc_state); /* * dm_vblank_get_counter * @@ -176,77 +264,77 @@ static const enum drm_plane_type dm_plane_type_stoney[AMDGPU_MAX_PLANES] = { */ static u32 dm_vblank_get_counter(struct amdgpu_device *adev, int crtc) { + struct amdgpu_crtc *acrtc = NULL; + if (crtc >= adev->mode_info.num_crtc) return 0; - else { - struct amdgpu_crtc *acrtc = adev->mode_info.crtcs[crtc]; - struct dm_crtc_state *acrtc_state = to_dm_crtc_state( - acrtc->base.state); + acrtc = adev->mode_info.crtcs[crtc]; - if (acrtc_state->stream == NULL) { - DRM_ERROR("dc_stream_state is NULL for crtc '%d'!\n", - crtc); - return 0; - } - - return dc_stream_get_vblank_counter(acrtc_state->stream); + if (!acrtc->dm_irq_params.stream) { + drm_err(adev_to_drm(adev), "dc_stream_state is NULL for crtc '%d'!\n", + crtc); + return 0; } + + return dc_stream_get_vblank_counter(acrtc->dm_irq_params.stream); } static int dm_crtc_get_scanoutpos(struct amdgpu_device *adev, int crtc, u32 *vbl, u32 *position) { - uint32_t v_blank_start, v_blank_end, h_position, v_position; + u32 v_blank_start = 0, v_blank_end = 0, h_position = 0, v_position = 0; + struct amdgpu_crtc *acrtc = NULL; + struct dc *dc = adev->dm.dc; if ((crtc < 0) || (crtc >= adev->mode_info.num_crtc)) return -EINVAL; - else { - struct amdgpu_crtc *acrtc = adev->mode_info.crtcs[crtc]; - struct dm_crtc_state *acrtc_state = to_dm_crtc_state( - acrtc->base.state); - - if (acrtc_state->stream == NULL) { - DRM_ERROR("dc_stream_state is NULL for crtc '%d'!\n", - crtc); - return 0; - } - /* - * TODO rework base driver to use values directly. - * for now parse it back into reg-format - */ - dc_stream_get_scanoutpos(acrtc_state->stream, - &v_blank_start, - &v_blank_end, - &h_position, - &v_position); + acrtc = adev->mode_info.crtcs[crtc]; - *position = v_position | (h_position << 16); - *vbl = v_blank_start | (v_blank_end << 16); + if (!acrtc->dm_irq_params.stream) { + drm_err(adev_to_drm(adev), "dc_stream_state is NULL for crtc '%d'!\n", + crtc); + return 0; } + if (dc && dc->caps.ips_support && dc->idle_optimizations_allowed) + dc_allow_idle_optimizations(dc, false); + + /* + * TODO rework base driver to use values directly. + * for now parse it back into reg-format + */ + dc_stream_get_scanoutpos(acrtc->dm_irq_params.stream, + &v_blank_start, + &v_blank_end, + &h_position, + &v_position); + + *position = v_position | (h_position << 16); + *vbl = v_blank_start | (v_blank_end << 16); + return 0; } -static bool dm_is_idle(void *handle) +static bool dm_is_idle(struct amdgpu_ip_block *ip_block) { /* XXX todo */ return true; } -static int dm_wait_for_idle(void *handle) +static int dm_wait_for_idle(struct amdgpu_ip_block *ip_block) { /* XXX todo */ return 0; } -static bool dm_check_soft_reset(void *handle) +static bool dm_check_soft_reset(struct amdgpu_ip_block *ip_block) { return false; } -static int dm_soft_reset(void *handle) +static int dm_soft_reset(struct amdgpu_ip_block *ip_block) { /* XXX todo */ return 0; @@ -256,14 +344,12 @@ static struct amdgpu_crtc * get_crtc_by_otg_inst(struct amdgpu_device *adev, int otg_inst) { - struct drm_device *dev = adev->ddev; + struct drm_device *dev = adev_to_drm(adev); struct drm_crtc *crtc; struct amdgpu_crtc *amdgpu_crtc; - if (otg_inst == -1) { - WARN_ON(1); + if (WARN_ON(otg_inst == -1)) return adev->mode_info.crtcs[0]; - } list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { amdgpu_crtc = to_amdgpu_crtc(crtc); @@ -275,109 +361,716 @@ get_crtc_by_otg_inst(struct amdgpu_device *adev, return NULL; } +static inline bool is_dc_timing_adjust_needed(struct dm_crtc_state *old_state, + struct dm_crtc_state *new_state) +{ + if (new_state->stream->adjust.timing_adjust_pending) + return true; + if (new_state->freesync_config.state == VRR_STATE_ACTIVE_FIXED) + return true; + else if (amdgpu_dm_crtc_vrr_active(old_state) != amdgpu_dm_crtc_vrr_active(new_state)) + return true; + else + return false; +} + +/* + * DC will program planes with their z-order determined by their ordering + * in the dc_surface_updates array. This comparator is used to sort them + * by descending zpos. + */ +static int dm_plane_layer_index_cmp(const void *a, const void *b) +{ + const struct dc_surface_update *sa = (struct dc_surface_update *)a; + const struct dc_surface_update *sb = (struct dc_surface_update *)b; + + /* Sort by descending dc_plane layer_index (i.e. normalized_zpos) */ + return sb->surface->layer_index - sa->surface->layer_index; +} + +/** + * update_planes_and_stream_adapter() - Send planes to be updated in DC + * + * DC has a generic way to update planes and stream via + * dc_update_planes_and_stream function; however, DM might need some + * adjustments and preparation before calling it. This function is a wrapper + * for the dc_update_planes_and_stream that does any required configuration + * before passing control to DC. + * + * @dc: Display Core control structure + * @update_type: specify whether it is FULL/MEDIUM/FAST update + * @planes_count: planes count to update + * @stream: stream state + * @stream_update: stream update + * @array_of_surface_update: dc surface update pointer + * + */ +static inline bool update_planes_and_stream_adapter(struct dc *dc, + int update_type, + int planes_count, + struct dc_stream_state *stream, + struct dc_stream_update *stream_update, + struct dc_surface_update *array_of_surface_update) +{ + sort(array_of_surface_update, planes_count, + sizeof(*array_of_surface_update), dm_plane_layer_index_cmp, NULL); + + /* + * Previous frame finished and HW is ready for optimization. + */ + dc_post_update_surfaces_to_stream(dc); + + return dc_update_planes_and_stream(dc, + array_of_surface_update, + planes_count, + stream, + stream_update); +} + +/** + * dm_pflip_high_irq() - Handle pageflip interrupt + * @interrupt_params: ignored + * + * Handles the pageflip interrupt by notifying all interested parties + * that the pageflip has been completed. + */ static void dm_pflip_high_irq(void *interrupt_params) { struct amdgpu_crtc *amdgpu_crtc; struct common_irq_params *irq_params = interrupt_params; struct amdgpu_device *adev = irq_params->adev; + struct drm_device *dev = adev_to_drm(adev); unsigned long flags; + struct drm_pending_vblank_event *e; + u32 vpos, hpos, v_blank_start, v_blank_end; + bool vrr_active; amdgpu_crtc = get_crtc_by_otg_inst(adev, irq_params->irq_src - IRQ_TYPE_PFLIP); /* IRQ could occur when in initial stage */ /* TODO work and BO cleanup */ if (amdgpu_crtc == NULL) { - DRM_DEBUG_DRIVER("CRTC is null, returning.\n"); + drm_dbg_state(dev, "CRTC is null, returning.\n"); return; } - spin_lock_irqsave(&adev->ddev->event_lock, flags); + spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); - if (amdgpu_crtc->pflip_status != AMDGPU_FLIP_SUBMITTED){ - DRM_DEBUG_DRIVER("amdgpu_crtc->pflip_status = %d !=AMDGPU_FLIP_SUBMITTED(%d) on crtc:%d[%p] \n", - amdgpu_crtc->pflip_status, - AMDGPU_FLIP_SUBMITTED, - amdgpu_crtc->crtc_id, - amdgpu_crtc); - spin_unlock_irqrestore(&adev->ddev->event_lock, flags); + if (amdgpu_crtc->pflip_status != AMDGPU_FLIP_SUBMITTED) { + drm_dbg_state(dev, + "amdgpu_crtc->pflip_status = %d != AMDGPU_FLIP_SUBMITTED(%d) on crtc:%d[%p]\n", + amdgpu_crtc->pflip_status, AMDGPU_FLIP_SUBMITTED, + amdgpu_crtc->crtc_id, amdgpu_crtc); + spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); return; } + /* page flip completed. */ + e = amdgpu_crtc->event; + amdgpu_crtc->event = NULL; + + WARN_ON(!e); - /* wake up userspace */ - if (amdgpu_crtc->event) { - /* Update to correct count(s) if racing with vblank irq */ + vrr_active = amdgpu_dm_crtc_vrr_active_irq(amdgpu_crtc); + + /* Fixed refresh rate, or VRR scanout position outside front-porch? */ + if (!vrr_active || + !dc_stream_get_scanoutpos(amdgpu_crtc->dm_irq_params.stream, &v_blank_start, + &v_blank_end, &hpos, &vpos) || + (vpos < v_blank_start)) { + /* Update to correct count and vblank timestamp if racing with + * vblank irq. This also updates to the correct vblank timestamp + * even in VRR mode, as scanout is past the front-porch atm. + */ drm_crtc_accurate_vblank_count(&amdgpu_crtc->base); - drm_crtc_send_vblank_event(&amdgpu_crtc->base, amdgpu_crtc->event); + /* Wake up userspace by sending the pageflip event with proper + * count and timestamp of vblank of flip completion. + */ + if (e) { + drm_crtc_send_vblank_event(&amdgpu_crtc->base, e); - /* page flip completed. clean up */ - amdgpu_crtc->event = NULL; + /* Event sent, so done with vblank for this flip */ + drm_crtc_vblank_put(&amdgpu_crtc->base); + } + } else if (e) { + /* VRR active and inside front-porch: vblank count and + * timestamp for pageflip event will only be up to date after + * drm_crtc_handle_vblank() has been executed from late vblank + * irq handler after start of back-porch (vline 0). We queue the + * pageflip event for send-out by drm_crtc_handle_vblank() with + * updated timestamp and count, once it runs after us. + * + * We need to open-code this instead of using the helper + * drm_crtc_arm_vblank_event(), as that helper would + * call drm_crtc_accurate_vblank_count(), which we must + * not call in VRR mode while we are in front-porch! + */ - } else - WARN_ON(1); + /* sequence will be replaced by real count during send-out. */ + e->sequence = drm_crtc_vblank_count(&amdgpu_crtc->base); + e->pipe = amdgpu_crtc->crtc_id; + + list_add_tail(&e->base.link, &adev_to_drm(adev)->vblank_event_list); + e = NULL; + } + + /* Keep track of vblank of this flip for flip throttling. We use the + * cooked hw counter, as that one incremented at start of this vblank + * of pageflip completion, so last_flip_vblank is the forbidden count + * for queueing new pageflips if vsync + VRR is enabled. + */ + amdgpu_crtc->dm_irq_params.last_flip_vblank = + amdgpu_get_vblank_counter_kms(&amdgpu_crtc->base); amdgpu_crtc->pflip_status = AMDGPU_FLIP_NONE; - spin_unlock_irqrestore(&adev->ddev->event_lock, flags); + spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); - DRM_DEBUG_DRIVER("%s - crtc :%d[%p], pflip_stat:AMDGPU_FLIP_NONE\n", - __func__, amdgpu_crtc->crtc_id, amdgpu_crtc); + drm_dbg_state(dev, + "crtc:%d[%p], pflip_stat:AMDGPU_FLIP_NONE, vrr[%d]-fp %d\n", + amdgpu_crtc->crtc_id, amdgpu_crtc, vrr_active, (int)!e); +} + +static void dm_handle_vmin_vmax_update(struct work_struct *offload_work) +{ + struct vupdate_offload_work *work = container_of(offload_work, struct vupdate_offload_work, work); + struct amdgpu_device *adev = work->adev; + struct dc_stream_state *stream = work->stream; + struct dc_crtc_timing_adjust *adjust = work->adjust; - drm_crtc_vblank_put(&amdgpu_crtc->base); + mutex_lock(&adev->dm.dc_lock); + dc_stream_adjust_vmin_vmax(adev->dm.dc, stream, adjust); + mutex_unlock(&adev->dm.dc_lock); + + dc_stream_release(stream); + kfree(work->adjust); + kfree(work); +} + +static void schedule_dc_vmin_vmax(struct amdgpu_device *adev, + struct dc_stream_state *stream, + struct dc_crtc_timing_adjust *adjust) +{ + struct vupdate_offload_work *offload_work = kzalloc(sizeof(*offload_work), GFP_NOWAIT); + if (!offload_work) { + drm_dbg_driver(adev_to_drm(adev), "Failed to allocate vupdate_offload_work\n"); + return; + } + + struct dc_crtc_timing_adjust *adjust_copy = kzalloc(sizeof(*adjust_copy), GFP_NOWAIT); + if (!adjust_copy) { + drm_dbg_driver(adev_to_drm(adev), "Failed to allocate adjust_copy\n"); + kfree(offload_work); + return; + } + + dc_stream_retain(stream); + memcpy(adjust_copy, adjust, sizeof(*adjust_copy)); + + INIT_WORK(&offload_work->work, dm_handle_vmin_vmax_update); + offload_work->adev = adev; + offload_work->stream = stream; + offload_work->adjust = adjust_copy; + + queue_work(system_wq, &offload_work->work); +} + +static void dm_vupdate_high_irq(void *interrupt_params) +{ + struct common_irq_params *irq_params = interrupt_params; + struct amdgpu_device *adev = irq_params->adev; + struct amdgpu_crtc *acrtc; + struct drm_device *drm_dev; + struct drm_vblank_crtc *vblank; + ktime_t frame_duration_ns, previous_timestamp; + unsigned long flags; + int vrr_active; + + acrtc = get_crtc_by_otg_inst(adev, irq_params->irq_src - IRQ_TYPE_VUPDATE); + + if (acrtc) { + vrr_active = amdgpu_dm_crtc_vrr_active_irq(acrtc); + drm_dev = acrtc->base.dev; + vblank = drm_crtc_vblank_crtc(&acrtc->base); + previous_timestamp = atomic64_read(&irq_params->previous_timestamp); + frame_duration_ns = vblank->time - previous_timestamp; + + if (frame_duration_ns > 0) { + trace_amdgpu_refresh_rate_track(acrtc->base.index, + frame_duration_ns, + ktime_divns(NSEC_PER_SEC, frame_duration_ns)); + atomic64_set(&irq_params->previous_timestamp, vblank->time); + } + + drm_dbg_vbl(drm_dev, + "crtc:%d, vupdate-vrr:%d\n", acrtc->crtc_id, + vrr_active); + + /* Core vblank handling is done here after end of front-porch in + * vrr mode, as vblank timestamping will give valid results + * while now done after front-porch. This will also deliver + * page-flip completion events that have been queued to us + * if a pageflip happened inside front-porch. + */ + if (vrr_active && acrtc->dm_irq_params.stream) { + bool replay_en = acrtc->dm_irq_params.stream->link->replay_settings.replay_feature_enabled; + bool psr_en = acrtc->dm_irq_params.stream->link->psr_settings.psr_feature_enabled; + bool fs_active_var_en = acrtc->dm_irq_params.freesync_config.state + == VRR_STATE_ACTIVE_VARIABLE; + + amdgpu_dm_crtc_handle_vblank(acrtc); + + /* BTR processing for pre-DCE12 ASICs */ + if (adev->family < AMDGPU_FAMILY_AI) { + spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); + mod_freesync_handle_v_update( + adev->dm.freesync_module, + acrtc->dm_irq_params.stream, + &acrtc->dm_irq_params.vrr_params); + + if (fs_active_var_en || (!fs_active_var_en && !replay_en && !psr_en)) { + schedule_dc_vmin_vmax(adev, + acrtc->dm_irq_params.stream, + &acrtc->dm_irq_params.vrr_params.adjust); + } + spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); + } + } + } } +/** + * dm_crtc_high_irq() - Handles CRTC interrupt + * @interrupt_params: used for determining the CRTC instance + * + * Handles the CRTC/VSYNC interrupt by notfying DRM's VBLANK + * event handler. + */ static void dm_crtc_high_irq(void *interrupt_params) { struct common_irq_params *irq_params = interrupt_params; struct amdgpu_device *adev = irq_params->adev; + struct drm_writeback_job *job; struct amdgpu_crtc *acrtc; - struct dm_crtc_state *acrtc_state; + unsigned long flags; + int vrr_active; acrtc = get_crtc_by_otg_inst(adev, irq_params->irq_src - IRQ_TYPE_VBLANK); + if (!acrtc) + return; - if (acrtc) { - drm_crtc_handle_vblank(&acrtc->base); - amdgpu_dm_crtc_handle_crc_irq(&acrtc->base); + if (acrtc->wb_conn) { + spin_lock_irqsave(&acrtc->wb_conn->job_lock, flags); + + if (acrtc->wb_pending) { + job = list_first_entry_or_null(&acrtc->wb_conn->job_queue, + struct drm_writeback_job, + list_entry); + acrtc->wb_pending = false; + spin_unlock_irqrestore(&acrtc->wb_conn->job_lock, flags); + + if (job) { + unsigned int v_total, refresh_hz; + struct dc_stream_state *stream = acrtc->dm_irq_params.stream; + + v_total = stream->adjust.v_total_max ? + stream->adjust.v_total_max : stream->timing.v_total; + refresh_hz = div_u64((uint64_t) stream->timing.pix_clk_100hz * + 100LL, (v_total * stream->timing.h_total)); + mdelay(1000 / refresh_hz); + + drm_writeback_signal_completion(acrtc->wb_conn, 0); + dc_stream_fc_disable_writeback(adev->dm.dc, + acrtc->dm_irq_params.stream, 0); + } + } else + spin_unlock_irqrestore(&acrtc->wb_conn->job_lock, flags); + } - acrtc_state = to_dm_crtc_state(acrtc->base.state); + vrr_active = amdgpu_dm_crtc_vrr_active_irq(acrtc); - if (acrtc_state->stream && - acrtc_state->vrr_params.supported && - acrtc_state->freesync_config.state == VRR_STATE_ACTIVE_VARIABLE) { - mod_freesync_handle_v_update( - adev->dm.freesync_module, - acrtc_state->stream, - &acrtc_state->vrr_params); + drm_dbg_vbl(adev_to_drm(adev), + "crtc:%d, vupdate-vrr:%d, planes:%d\n", acrtc->crtc_id, + vrr_active, acrtc->dm_irq_params.active_planes); - dc_stream_adjust_vmin_vmax( - adev->dm.dc, - acrtc_state->stream, - &acrtc_state->vrr_params.adjust); + /** + * Core vblank handling at start of front-porch is only possible + * in non-vrr mode, as only there vblank timestamping will give + * valid results while done in front-porch. Otherwise defer it + * to dm_vupdate_high_irq after end of front-porch. + */ + if (!vrr_active) + amdgpu_dm_crtc_handle_vblank(acrtc); + + /** + * Following stuff must happen at start of vblank, for crc + * computation and below-the-range btr support in vrr mode. + */ + amdgpu_dm_crtc_handle_crc_irq(&acrtc->base); + + /* BTR updates need to happen before VUPDATE on Vega and above. */ + if (adev->family < AMDGPU_FAMILY_AI) + return; + + spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); + + if (acrtc->dm_irq_params.stream && + acrtc->dm_irq_params.vrr_params.supported) { + bool replay_en = acrtc->dm_irq_params.stream->link->replay_settings.replay_feature_enabled; + bool psr_en = acrtc->dm_irq_params.stream->link->psr_settings.psr_feature_enabled; + bool fs_active_var_en = acrtc->dm_irq_params.freesync_config.state == VRR_STATE_ACTIVE_VARIABLE; + + mod_freesync_handle_v_update(adev->dm.freesync_module, + acrtc->dm_irq_params.stream, + &acrtc->dm_irq_params.vrr_params); + + /* update vmin_vmax only if freesync is enabled, or only if PSR and REPLAY are disabled */ + if (fs_active_var_en || (!fs_active_var_en && !replay_en && !psr_en)) { + schedule_dc_vmin_vmax(adev, acrtc->dm_irq_params.stream, + &acrtc->dm_irq_params.vrr_params.adjust); + } + } + + /* + * If there aren't any active_planes then DCH HUBP may be clock-gated. + * In that case, pageflip completion interrupts won't fire and pageflip + * completion events won't get delivered. Prevent this by sending + * pending pageflip events from here if a flip is still pending. + * + * If any planes are enabled, use dm_pflip_high_irq() instead, to + * avoid race conditions between flip programming and completion, + * which could cause too early flip completion events. + */ + if (adev->family >= AMDGPU_FAMILY_RV && + acrtc->pflip_status == AMDGPU_FLIP_SUBMITTED && + acrtc->dm_irq_params.active_planes == 0) { + if (acrtc->event) { + drm_crtc_send_vblank_event(&acrtc->base, acrtc->event); + acrtc->event = NULL; + drm_crtc_vblank_put(&acrtc->base); + } + acrtc->pflip_status = AMDGPU_FLIP_NONE; + } + + spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); +} + +#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) +/** + * dm_dcn_vertical_interrupt0_high_irq() - Handles OTG Vertical interrupt0 for + * DCN generation ASICs + * @interrupt_params: interrupt parameters + * + * Used to set crc window/read out crc value at vertical line 0 position + */ +static void dm_dcn_vertical_interrupt0_high_irq(void *interrupt_params) +{ + struct common_irq_params *irq_params = interrupt_params; + struct amdgpu_device *adev = irq_params->adev; + struct amdgpu_crtc *acrtc; + + acrtc = get_crtc_by_otg_inst(adev, irq_params->irq_src - IRQ_TYPE_VLINE0); + + if (!acrtc) + return; + + amdgpu_dm_crtc_handle_crc_window_irq(&acrtc->base); +} +#endif /* CONFIG_DRM_AMD_SECURE_DISPLAY */ + +/** + * dmub_aux_setconfig_callback - Callback for AUX or SET_CONFIG command. + * @adev: amdgpu_device pointer + * @notify: dmub notification structure + * + * Dmub AUX or SET_CONFIG command completion processing callback + * Copies dmub notification to DM which is to be read by AUX command. + * issuing thread and also signals the event to wake up the thread. + */ +static void dmub_aux_setconfig_callback(struct amdgpu_device *adev, + struct dmub_notification *notify) +{ + if (adev->dm.dmub_notify) + memcpy(adev->dm.dmub_notify, notify, sizeof(struct dmub_notification)); + if (notify->type == DMUB_NOTIFICATION_AUX_REPLY) + complete(&adev->dm.dmub_aux_transfer_done); +} + +static void dmub_aux_fused_io_callback(struct amdgpu_device *adev, + struct dmub_notification *notify) +{ + if (!adev || !notify) { + ASSERT(false); + return; + } + + const struct dmub_cmd_fused_request *req = ¬ify->fused_request; + const uint8_t ddc_line = req->u.aux.ddc_line; + + if (ddc_line >= ARRAY_SIZE(adev->dm.fused_io)) { + ASSERT(false); + return; + } + + struct fused_io_sync *sync = &adev->dm.fused_io[ddc_line]; + + static_assert(sizeof(*req) <= sizeof(sync->reply_data), "Size mismatch"); + memcpy(sync->reply_data, req, sizeof(*req)); + complete(&sync->replied); +} + +/** + * dmub_hpd_callback - DMUB HPD interrupt processing callback. + * @adev: amdgpu_device pointer + * @notify: dmub notification structure + * + * Dmub Hpd interrupt processing callback. Gets displayindex through the + * ink index and calls helper to do the processing. + */ +static void dmub_hpd_callback(struct amdgpu_device *adev, + struct dmub_notification *notify) +{ + struct amdgpu_dm_connector *aconnector; + struct amdgpu_dm_connector *hpd_aconnector = NULL; + struct drm_connector *connector; + struct drm_connector_list_iter iter; + struct dc_link *link; + u8 link_index = 0; + struct drm_device *dev; + + if (adev == NULL) + return; + + if (notify == NULL) { + drm_err(adev_to_drm(adev), "DMUB HPD callback notification was NULL"); + return; + } + + if (notify->link_index > adev->dm.dc->link_count) { + drm_err(adev_to_drm(adev), "DMUB HPD index (%u)is abnormal", notify->link_index); + return; + } + + /* Skip DMUB HPD IRQ in suspend/resume. We will probe them later. */ + if (notify->type == DMUB_NOTIFICATION_HPD && adev->in_suspend) { + drm_info(adev_to_drm(adev), "Skip DMUB HPD IRQ callback in suspend/resume\n"); + return; + } + + link_index = notify->link_index; + link = adev->dm.dc->links[link_index]; + dev = adev->dm.ddev; + + drm_connector_list_iter_begin(dev, &iter); + drm_for_each_connector_iter(connector, &iter) { + + if (connector->connector_type == DRM_MODE_CONNECTOR_WRITEBACK) + continue; + + aconnector = to_amdgpu_dm_connector(connector); + if (link && aconnector->dc_link == link) { + if (notify->type == DMUB_NOTIFICATION_HPD) + drm_info(adev_to_drm(adev), "DMUB HPD IRQ callback: link_index=%u\n", link_index); + else if (notify->type == DMUB_NOTIFICATION_HPD_IRQ) + drm_info(adev_to_drm(adev), "DMUB HPD RX IRQ callback: link_index=%u\n", link_index); + else + drm_warn(adev_to_drm(adev), "DMUB Unknown HPD callback type %d, link_index=%u\n", + notify->type, link_index); + + hpd_aconnector = aconnector; + break; + } + } + drm_connector_list_iter_end(&iter); + + if (hpd_aconnector) { + if (notify->type == DMUB_NOTIFICATION_HPD) { + if (hpd_aconnector->dc_link->hpd_status == (notify->hpd_status == DP_HPD_PLUG)) + drm_warn(adev_to_drm(adev), "DMUB reported hpd status unchanged. link_index=%u\n", link_index); + handle_hpd_irq_helper(hpd_aconnector); + } else if (notify->type == DMUB_NOTIFICATION_HPD_IRQ) { + handle_hpd_rx_irq(hpd_aconnector); } } } -static int dm_set_clockgating_state(void *handle, +/** + * dmub_hpd_sense_callback - DMUB HPD sense processing callback. + * @adev: amdgpu_device pointer + * @notify: dmub notification structure + * + * HPD sense changes can occur during low power states and need to be + * notified from firmware to driver. + */ +static void dmub_hpd_sense_callback(struct amdgpu_device *adev, + struct dmub_notification *notify) +{ + drm_dbg_driver(adev_to_drm(adev), "DMUB HPD SENSE callback.\n"); +} + +/** + * register_dmub_notify_callback - Sets callback for DMUB notify + * @adev: amdgpu_device pointer + * @type: Type of dmub notification + * @callback: Dmub interrupt callback function + * @dmub_int_thread_offload: offload indicator + * + * API to register a dmub callback handler for a dmub notification + * Also sets indicator whether callback processing to be offloaded. + * to dmub interrupt handling thread + * Return: true if successfully registered, false if there is existing registration + */ +static bool register_dmub_notify_callback(struct amdgpu_device *adev, + enum dmub_notification_type type, + dmub_notify_interrupt_callback_t callback, + bool dmub_int_thread_offload) +{ + if (callback != NULL && type < ARRAY_SIZE(adev->dm.dmub_thread_offload)) { + adev->dm.dmub_callback[type] = callback; + adev->dm.dmub_thread_offload[type] = dmub_int_thread_offload; + } else + return false; + + return true; +} + +static void dm_handle_hpd_work(struct work_struct *work) +{ + struct dmub_hpd_work *dmub_hpd_wrk; + + dmub_hpd_wrk = container_of(work, struct dmub_hpd_work, handle_hpd_work); + + if (!dmub_hpd_wrk->dmub_notify) { + drm_err(adev_to_drm(dmub_hpd_wrk->adev), "dmub_hpd_wrk dmub_notify is NULL"); + return; + } + + if (dmub_hpd_wrk->dmub_notify->type < ARRAY_SIZE(dmub_hpd_wrk->adev->dm.dmub_callback)) { + dmub_hpd_wrk->adev->dm.dmub_callback[dmub_hpd_wrk->dmub_notify->type](dmub_hpd_wrk->adev, + dmub_hpd_wrk->dmub_notify); + } + + kfree(dmub_hpd_wrk->dmub_notify); + kfree(dmub_hpd_wrk); + +} + +static const char *dmub_notification_type_str(enum dmub_notification_type e) +{ + switch (e) { + case DMUB_NOTIFICATION_NO_DATA: + return "NO_DATA"; + case DMUB_NOTIFICATION_AUX_REPLY: + return "AUX_REPLY"; + case DMUB_NOTIFICATION_HPD: + return "HPD"; + case DMUB_NOTIFICATION_HPD_IRQ: + return "HPD_IRQ"; + case DMUB_NOTIFICATION_SET_CONFIG_REPLY: + return "SET_CONFIG_REPLY"; + case DMUB_NOTIFICATION_DPIA_NOTIFICATION: + return "DPIA_NOTIFICATION"; + case DMUB_NOTIFICATION_HPD_SENSE_NOTIFY: + return "HPD_SENSE_NOTIFY"; + case DMUB_NOTIFICATION_FUSED_IO: + return "FUSED_IO"; + default: + return "<unknown>"; + } +} + +#define DMUB_TRACE_MAX_READ 64 +/** + * dm_dmub_outbox1_low_irq() - Handles Outbox interrupt + * @interrupt_params: used for determining the Outbox instance + * + * Handles the Outbox Interrupt + * event handler. + */ +static void dm_dmub_outbox1_low_irq(void *interrupt_params) +{ + struct dmub_notification notify = {0}; + struct common_irq_params *irq_params = interrupt_params; + struct amdgpu_device *adev = irq_params->adev; + struct amdgpu_display_manager *dm = &adev->dm; + struct dmcub_trace_buf_entry entry = { 0 }; + u32 count = 0; + struct dmub_hpd_work *dmub_hpd_wrk; + + do { + if (dc_dmub_srv_get_dmub_outbox0_msg(dm->dc, &entry)) { + trace_amdgpu_dmub_trace_high_irq(entry.trace_code, entry.tick_count, + entry.param0, entry.param1); + + drm_dbg_driver(adev_to_drm(adev), "trace_code:%u, tick_count:%u, param0:%u, param1:%u\n", + entry.trace_code, entry.tick_count, entry.param0, entry.param1); + } else + break; + + count++; + + } while (count <= DMUB_TRACE_MAX_READ); + + if (count > DMUB_TRACE_MAX_READ) + drm_dbg_driver(adev_to_drm(adev), "Warning : count > DMUB_TRACE_MAX_READ"); + + if (dc_enable_dmub_notifications(adev->dm.dc) && + irq_params->irq_src == DC_IRQ_SOURCE_DMCUB_OUTBOX) { + + do { + dc_stat_get_dmub_notification(adev->dm.dc, ¬ify); + if (notify.type >= ARRAY_SIZE(dm->dmub_thread_offload)) { + drm_err(adev_to_drm(adev), "DM: notify type %d invalid!", notify.type); + continue; + } + if (!dm->dmub_callback[notify.type]) { + drm_warn(adev_to_drm(adev), "DMUB notification skipped due to no handler: type=%s\n", + dmub_notification_type_str(notify.type)); + continue; + } + if (dm->dmub_thread_offload[notify.type] == true) { + dmub_hpd_wrk = kzalloc(sizeof(*dmub_hpd_wrk), GFP_ATOMIC); + if (!dmub_hpd_wrk) { + drm_err(adev_to_drm(adev), "Failed to allocate dmub_hpd_wrk"); + return; + } + dmub_hpd_wrk->dmub_notify = kmemdup(¬ify, sizeof(struct dmub_notification), + GFP_ATOMIC); + if (!dmub_hpd_wrk->dmub_notify) { + kfree(dmub_hpd_wrk); + drm_err(adev_to_drm(adev), "Failed to allocate dmub_hpd_wrk->dmub_notify"); + return; + } + INIT_WORK(&dmub_hpd_wrk->handle_hpd_work, dm_handle_hpd_work); + dmub_hpd_wrk->adev = adev; + queue_work(adev->dm.delayed_hpd_wq, &dmub_hpd_wrk->handle_hpd_work); + } else { + dm->dmub_callback[notify.type](adev, ¬ify); + } + } while (notify.pending_notification); + } +} + +static int dm_set_clockgating_state(struct amdgpu_ip_block *ip_block, enum amd_clockgating_state state) { return 0; } -static int dm_set_powergating_state(void *handle, +static int dm_set_powergating_state(struct amdgpu_ip_block *ip_block, enum amd_powergating_state state) { return 0; } /* Prototypes of private functions */ -static int dm_early_init(void* handle); +static int dm_early_init(struct amdgpu_ip_block *ip_block); /* Allocate memory for FBC compressed data */ static void amdgpu_dm_fbc_init(struct drm_connector *connector) { - struct drm_device *dev = connector->dev; - struct amdgpu_device *adev = dev->dev_private; - struct dm_comressor_info *compressor = &adev->dm.compressor; + struct amdgpu_device *adev = drm_to_adev(connector->dev); + struct dm_compressor_info *compressor = &adev->dm.compressor; struct amdgpu_dm_connector *aconn = to_amdgpu_dm_connector(connector); struct drm_display_mode *mode; unsigned long max_size = 0; @@ -393,8 +1086,8 @@ static void amdgpu_dm_fbc_init(struct drm_connector *connector) list_for_each_entry(mode, &connector->modes, head) { - if (max_size < mode->htotal * mode->vtotal) - max_size = mode->htotal * mode->vtotal; + if (max_size < (unsigned long) mode->htotal * mode->vtotal) + max_size = (unsigned long) mode->htotal * mode->vtotal; } if (max_size) { @@ -403,36 +1096,812 @@ static void amdgpu_dm_fbc_init(struct drm_connector *connector) &compressor->gpu_addr, &compressor->cpu_addr); if (r) - DRM_ERROR("DM: Failed to initialize FBC\n"); + drm_err(adev_to_drm(adev), "DM: Failed to initialize FBC\n"); else { adev->dm.dc->ctx->fbc_gpu_addr = compressor->gpu_addr; - DRM_INFO("DM: FBC alloc %lu\n", max_size*4); + drm_info(adev_to_drm(adev), "DM: FBC alloc %lu\n", max_size*4); + } + + } + +} + +static int amdgpu_dm_audio_component_get_eld(struct device *kdev, int port, + int pipe, bool *enabled, + unsigned char *buf, int max_bytes) +{ + struct drm_device *dev = dev_get_drvdata(kdev); + struct amdgpu_device *adev = drm_to_adev(dev); + struct drm_connector *connector; + struct drm_connector_list_iter conn_iter; + struct amdgpu_dm_connector *aconnector; + int ret = 0; + + *enabled = false; + + mutex_lock(&adev->dm.audio_lock); + + drm_connector_list_iter_begin(dev, &conn_iter); + drm_for_each_connector_iter(connector, &conn_iter) { + + if (connector->connector_type == DRM_MODE_CONNECTOR_WRITEBACK) + continue; + + aconnector = to_amdgpu_dm_connector(connector); + if (aconnector->audio_inst != port) + continue; + + *enabled = true; + mutex_lock(&connector->eld_mutex); + ret = drm_eld_size(connector->eld); + memcpy(buf, connector->eld, min(max_bytes, ret)); + mutex_unlock(&connector->eld_mutex); + + break; + } + drm_connector_list_iter_end(&conn_iter); + + mutex_unlock(&adev->dm.audio_lock); + + DRM_DEBUG_KMS("Get ELD : idx=%d ret=%d en=%d\n", port, ret, *enabled); + + return ret; +} + +static const struct drm_audio_component_ops amdgpu_dm_audio_component_ops = { + .get_eld = amdgpu_dm_audio_component_get_eld, +}; + +static int amdgpu_dm_audio_component_bind(struct device *kdev, + struct device *hda_kdev, void *data) +{ + struct drm_device *dev = dev_get_drvdata(kdev); + struct amdgpu_device *adev = drm_to_adev(dev); + struct drm_audio_component *acomp = data; + + acomp->ops = &amdgpu_dm_audio_component_ops; + acomp->dev = kdev; + adev->dm.audio_component = acomp; + + return 0; +} + +static void amdgpu_dm_audio_component_unbind(struct device *kdev, + struct device *hda_kdev, void *data) +{ + struct amdgpu_device *adev = drm_to_adev(dev_get_drvdata(kdev)); + struct drm_audio_component *acomp = data; + + acomp->ops = NULL; + acomp->dev = NULL; + adev->dm.audio_component = NULL; +} + +static const struct component_ops amdgpu_dm_audio_component_bind_ops = { + .bind = amdgpu_dm_audio_component_bind, + .unbind = amdgpu_dm_audio_component_unbind, +}; + +static int amdgpu_dm_audio_init(struct amdgpu_device *adev) +{ + int i, ret; + + if (!amdgpu_audio) + return 0; + + adev->mode_info.audio.enabled = true; + + adev->mode_info.audio.num_pins = adev->dm.dc->res_pool->audio_count; + + for (i = 0; i < adev->mode_info.audio.num_pins; i++) { + adev->mode_info.audio.pin[i].channels = -1; + adev->mode_info.audio.pin[i].rate = -1; + adev->mode_info.audio.pin[i].bits_per_sample = -1; + adev->mode_info.audio.pin[i].status_bits = 0; + adev->mode_info.audio.pin[i].category_code = 0; + adev->mode_info.audio.pin[i].connected = false; + adev->mode_info.audio.pin[i].id = + adev->dm.dc->res_pool->audios[i]->inst; + adev->mode_info.audio.pin[i].offset = 0; + } + + ret = component_add(adev->dev, &amdgpu_dm_audio_component_bind_ops); + if (ret < 0) + return ret; + + adev->dm.audio_registered = true; + + return 0; +} + +static void amdgpu_dm_audio_fini(struct amdgpu_device *adev) +{ + if (!amdgpu_audio) + return; + + if (!adev->mode_info.audio.enabled) + return; + + if (adev->dm.audio_registered) { + component_del(adev->dev, &amdgpu_dm_audio_component_bind_ops); + adev->dm.audio_registered = false; + } + + /* TODO: Disable audio? */ + + adev->mode_info.audio.enabled = false; +} + +static void amdgpu_dm_audio_eld_notify(struct amdgpu_device *adev, int pin) +{ + struct drm_audio_component *acomp = adev->dm.audio_component; + + if (acomp && acomp->audio_ops && acomp->audio_ops->pin_eld_notify) { + DRM_DEBUG_KMS("Notify ELD: %d\n", pin); + + acomp->audio_ops->pin_eld_notify(acomp->audio_ops->audio_ptr, + pin, -1); + } +} + +static int dm_dmub_hw_init(struct amdgpu_device *adev) +{ + const struct dmcub_firmware_header_v1_0 *hdr; + struct dmub_srv *dmub_srv = adev->dm.dmub_srv; + struct dmub_srv_fb_info *fb_info = adev->dm.dmub_fb_info; + const struct firmware *dmub_fw = adev->dm.dmub_fw; + struct dmcu *dmcu = adev->dm.dc->res_pool->dmcu; + struct abm *abm = adev->dm.dc->res_pool->abm; + struct dc_context *ctx = adev->dm.dc->ctx; + struct dmub_srv_hw_params hw_params; + enum dmub_status status; + const unsigned char *fw_inst_const, *fw_bss_data; + u32 i, fw_inst_const_size, fw_bss_data_size; + bool has_hw_support; + + if (!dmub_srv) + /* DMUB isn't supported on the ASIC. */ + return 0; + + if (!fb_info) { + drm_err(adev_to_drm(adev), "No framebuffer info for DMUB service.\n"); + return -EINVAL; + } + + if (!dmub_fw) { + /* Firmware required for DMUB support. */ + drm_err(adev_to_drm(adev), "No firmware provided for DMUB.\n"); + return -EINVAL; + } + + /* initialize register offsets for ASICs with runtime initialization available */ + if (dmub_srv->hw_funcs.init_reg_offsets) + dmub_srv->hw_funcs.init_reg_offsets(dmub_srv, ctx); + + status = dmub_srv_has_hw_support(dmub_srv, &has_hw_support); + if (status != DMUB_STATUS_OK) { + drm_err(adev_to_drm(adev), "Error checking HW support for DMUB: %d\n", status); + return -EINVAL; + } + + if (!has_hw_support) { + drm_info(adev_to_drm(adev), "DMUB unsupported on ASIC\n"); + return 0; + } + + /* Reset DMCUB if it was previously running - before we overwrite its memory. */ + status = dmub_srv_hw_reset(dmub_srv); + if (status != DMUB_STATUS_OK) + drm_warn(adev_to_drm(adev), "Error resetting DMUB HW: %d\n", status); + + hdr = (const struct dmcub_firmware_header_v1_0 *)dmub_fw->data; + + fw_inst_const = dmub_fw->data + + le32_to_cpu(hdr->header.ucode_array_offset_bytes) + + PSP_HEADER_BYTES; + + fw_bss_data = dmub_fw->data + + le32_to_cpu(hdr->header.ucode_array_offset_bytes) + + le32_to_cpu(hdr->inst_const_bytes); + + /* Copy firmware and bios info into FB memory. */ + fw_inst_const_size = le32_to_cpu(hdr->inst_const_bytes) - + PSP_HEADER_BYTES - PSP_FOOTER_BYTES; + + fw_bss_data_size = le32_to_cpu(hdr->bss_data_bytes); + + /* if adev->firmware.load_type == AMDGPU_FW_LOAD_PSP, + * amdgpu_ucode_init_single_fw will load dmub firmware + * fw_inst_const part to cw0; otherwise, the firmware back door load + * will be done by dm_dmub_hw_init + */ + if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) { + memcpy(fb_info->fb[DMUB_WINDOW_0_INST_CONST].cpu_addr, fw_inst_const, + fw_inst_const_size); + } + + if (fw_bss_data_size) + memcpy(fb_info->fb[DMUB_WINDOW_2_BSS_DATA].cpu_addr, + fw_bss_data, fw_bss_data_size); + + /* Copy firmware bios info into FB memory. */ + memcpy(fb_info->fb[DMUB_WINDOW_3_VBIOS].cpu_addr, adev->bios, + adev->bios_size); + + /* Reset regions that need to be reset. */ + memset(fb_info->fb[DMUB_WINDOW_4_MAILBOX].cpu_addr, 0, + fb_info->fb[DMUB_WINDOW_4_MAILBOX].size); + + memset(fb_info->fb[DMUB_WINDOW_5_TRACEBUFF].cpu_addr, 0, + fb_info->fb[DMUB_WINDOW_5_TRACEBUFF].size); + + memset(fb_info->fb[DMUB_WINDOW_6_FW_STATE].cpu_addr, 0, + fb_info->fb[DMUB_WINDOW_6_FW_STATE].size); + + memset(fb_info->fb[DMUB_WINDOW_SHARED_STATE].cpu_addr, 0, + fb_info->fb[DMUB_WINDOW_SHARED_STATE].size); + + /* Initialize hardware. */ + memset(&hw_params, 0, sizeof(hw_params)); + hw_params.fb_base = adev->gmc.fb_start; + hw_params.fb_offset = adev->vm_manager.vram_base_offset; + + /* backdoor load firmware and trigger dmub running */ + if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) + hw_params.load_inst_const = true; + + if (dmcu) + hw_params.psp_version = dmcu->psp_version; + + for (i = 0; i < fb_info->num_fb; ++i) + hw_params.fb[i] = &fb_info->fb[i]; + + switch (amdgpu_ip_version(adev, DCE_HWIP, 0)) { + case IP_VERSION(3, 1, 3): + case IP_VERSION(3, 1, 4): + case IP_VERSION(3, 5, 0): + case IP_VERSION(3, 5, 1): + case IP_VERSION(3, 6, 0): + case IP_VERSION(4, 0, 1): + hw_params.dpia_supported = true; + hw_params.disable_dpia = adev->dm.dc->debug.dpia_debug.bits.disable_dpia; + break; + default: + break; + } + + switch (amdgpu_ip_version(adev, DCE_HWIP, 0)) { + case IP_VERSION(3, 5, 0): + case IP_VERSION(3, 5, 1): + case IP_VERSION(3, 6, 0): + hw_params.ips_sequential_ono = adev->external_rev_id > 0x10; + hw_params.lower_hbr3_phy_ssc = true; + break; + default: + break; + } + + status = dmub_srv_hw_init(dmub_srv, &hw_params); + if (status != DMUB_STATUS_OK) { + drm_err(adev_to_drm(adev), "Error initializing DMUB HW: %d\n", status); + return -EINVAL; + } + + /* Wait for firmware load to finish. */ + status = dmub_srv_wait_for_auto_load(dmub_srv, 100000); + if (status != DMUB_STATUS_OK) + drm_warn(adev_to_drm(adev), "Wait for DMUB auto-load failed: %d\n", status); + + /* Init DMCU and ABM if available. */ + if (dmcu && abm) { + dmcu->funcs->dmcu_init(dmcu); + abm->dmcu_is_running = dmcu->funcs->is_dmcu_initialized(dmcu); + } + + if (!adev->dm.dc->ctx->dmub_srv) + adev->dm.dc->ctx->dmub_srv = dc_dmub_srv_create(adev->dm.dc, dmub_srv); + if (!adev->dm.dc->ctx->dmub_srv) { + drm_err(adev_to_drm(adev), "Couldn't allocate DC DMUB server!\n"); + return -ENOMEM; + } + + drm_info(adev_to_drm(adev), "DMUB hardware initialized: version=0x%08X\n", + adev->dm.dmcub_fw_version); + + /* Keeping sanity checks off if + * DCN31 >= 4.0.59.0 + * DCN314 >= 8.0.16.0 + * Otherwise, turn on sanity checks + */ + switch (amdgpu_ip_version(adev, DCE_HWIP, 0)) { + case IP_VERSION(3, 1, 2): + case IP_VERSION(3, 1, 3): + if (adev->dm.dmcub_fw_version && + adev->dm.dmcub_fw_version >= DMUB_FW_VERSION(4, 0, 0) && + adev->dm.dmcub_fw_version < DMUB_FW_VERSION(4, 0, 59)) + adev->dm.dc->debug.sanity_checks = true; + break; + case IP_VERSION(3, 1, 4): + if (adev->dm.dmcub_fw_version && + adev->dm.dmcub_fw_version >= DMUB_FW_VERSION(4, 0, 0) && + adev->dm.dmcub_fw_version < DMUB_FW_VERSION(8, 0, 16)) + adev->dm.dc->debug.sanity_checks = true; + break; + default: + break; + } + + return 0; +} + +static void dm_dmub_hw_resume(struct amdgpu_device *adev) +{ + struct dmub_srv *dmub_srv = adev->dm.dmub_srv; + enum dmub_status status; + bool init; + int r; + + if (!dmub_srv) { + /* DMUB isn't supported on the ASIC. */ + return; + } + + status = dmub_srv_is_hw_init(dmub_srv, &init); + if (status != DMUB_STATUS_OK) + drm_warn(adev_to_drm(adev), "DMUB hardware init check failed: %d\n", status); + + if (status == DMUB_STATUS_OK && init) { + /* Wait for firmware load to finish. */ + status = dmub_srv_wait_for_auto_load(dmub_srv, 100000); + if (status != DMUB_STATUS_OK) + drm_warn(adev_to_drm(adev), "Wait for DMUB auto-load failed: %d\n", status); + } else { + /* Perform the full hardware initialization. */ + r = dm_dmub_hw_init(adev); + if (r) + drm_err(adev_to_drm(adev), "DMUB interface failed to initialize: status=%d\n", r); + } +} + +static void mmhub_read_system_context(struct amdgpu_device *adev, struct dc_phy_addr_space_config *pa_config) +{ + u64 pt_base; + u32 logical_addr_low; + u32 logical_addr_high; + u32 agp_base, agp_bot, agp_top; + PHYSICAL_ADDRESS_LOC page_table_start, page_table_end, page_table_base; + + memset(pa_config, 0, sizeof(*pa_config)); + + agp_base = 0; + agp_bot = adev->gmc.agp_start >> 24; + agp_top = adev->gmc.agp_end >> 24; + + /* AGP aperture is disabled */ + if (agp_bot > agp_top) { + logical_addr_low = adev->gmc.fb_start >> 18; + if (adev->apu_flags & (AMD_APU_IS_RAVEN2 | + AMD_APU_IS_RENOIR | + AMD_APU_IS_GREEN_SARDINE)) + /* + * Raven2 has a HW issue that it is unable to use the vram which + * is out of MC_VM_SYSTEM_APERTURE_HIGH_ADDR. So here is the + * workaround that increase system aperture high address (add 1) + * to get rid of the VM fault and hardware hang. + */ + logical_addr_high = (adev->gmc.fb_end >> 18) + 0x1; + else + logical_addr_high = adev->gmc.fb_end >> 18; + } else { + logical_addr_low = min(adev->gmc.fb_start, adev->gmc.agp_start) >> 18; + if (adev->apu_flags & (AMD_APU_IS_RAVEN2 | + AMD_APU_IS_RENOIR | + AMD_APU_IS_GREEN_SARDINE)) + /* + * Raven2 has a HW issue that it is unable to use the vram which + * is out of MC_VM_SYSTEM_APERTURE_HIGH_ADDR. So here is the + * workaround that increase system aperture high address (add 1) + * to get rid of the VM fault and hardware hang. + */ + logical_addr_high = max((adev->gmc.fb_end >> 18) + 0x1, adev->gmc.agp_end >> 18); + else + logical_addr_high = max(adev->gmc.fb_end, adev->gmc.agp_end) >> 18; + } + + pt_base = amdgpu_gmc_pd_addr(adev->gart.bo); + + page_table_start.high_part = upper_32_bits(adev->gmc.gart_start >> + AMDGPU_GPU_PAGE_SHIFT); + page_table_start.low_part = lower_32_bits(adev->gmc.gart_start >> + AMDGPU_GPU_PAGE_SHIFT); + page_table_end.high_part = upper_32_bits(adev->gmc.gart_end >> + AMDGPU_GPU_PAGE_SHIFT); + page_table_end.low_part = lower_32_bits(adev->gmc.gart_end >> + AMDGPU_GPU_PAGE_SHIFT); + page_table_base.high_part = upper_32_bits(pt_base); + page_table_base.low_part = lower_32_bits(pt_base); + + pa_config->system_aperture.start_addr = (uint64_t)logical_addr_low << 18; + pa_config->system_aperture.end_addr = (uint64_t)logical_addr_high << 18; + + pa_config->system_aperture.agp_base = (uint64_t)agp_base << 24; + pa_config->system_aperture.agp_bot = (uint64_t)agp_bot << 24; + pa_config->system_aperture.agp_top = (uint64_t)agp_top << 24; + + pa_config->system_aperture.fb_base = adev->gmc.fb_start; + pa_config->system_aperture.fb_offset = adev->vm_manager.vram_base_offset; + pa_config->system_aperture.fb_top = adev->gmc.fb_end; + + pa_config->gart_config.page_table_start_addr = page_table_start.quad_part << 12; + pa_config->gart_config.page_table_end_addr = page_table_end.quad_part << 12; + pa_config->gart_config.page_table_base_addr = page_table_base.quad_part; + + pa_config->is_hvm_enabled = adev->mode_info.gpu_vm_support; + +} + +static void force_connector_state( + struct amdgpu_dm_connector *aconnector, + enum drm_connector_force force_state) +{ + struct drm_connector *connector = &aconnector->base; + + mutex_lock(&connector->dev->mode_config.mutex); + aconnector->base.force = force_state; + mutex_unlock(&connector->dev->mode_config.mutex); + + mutex_lock(&aconnector->hpd_lock); + drm_kms_helper_connector_hotplug_event(connector); + mutex_unlock(&aconnector->hpd_lock); +} + +static void dm_handle_hpd_rx_offload_work(struct work_struct *work) +{ + struct hpd_rx_irq_offload_work *offload_work; + struct amdgpu_dm_connector *aconnector; + struct dc_link *dc_link; + struct amdgpu_device *adev; + enum dc_connection_type new_connection_type = dc_connection_none; + unsigned long flags; + union test_response test_response; + + memset(&test_response, 0, sizeof(test_response)); + + offload_work = container_of(work, struct hpd_rx_irq_offload_work, work); + aconnector = offload_work->offload_wq->aconnector; + adev = offload_work->adev; + + if (!aconnector) { + drm_err(adev_to_drm(adev), "Can't retrieve aconnector in hpd_rx_irq_offload_work"); + goto skip; + } + + dc_link = aconnector->dc_link; + + mutex_lock(&aconnector->hpd_lock); + if (!dc_link_detect_connection_type(dc_link, &new_connection_type)) + drm_err(adev_to_drm(adev), "KMS: Failed to detect connector\n"); + mutex_unlock(&aconnector->hpd_lock); + + if (new_connection_type == dc_connection_none) + goto skip; + + if (amdgpu_in_reset(adev)) + goto skip; + + if (offload_work->data.bytes.device_service_irq.bits.UP_REQ_MSG_RDY || + offload_work->data.bytes.device_service_irq.bits.DOWN_REP_MSG_RDY) { + dm_handle_mst_sideband_msg_ready_event(&aconnector->mst_mgr, DOWN_OR_UP_MSG_RDY_EVENT); + spin_lock_irqsave(&offload_work->offload_wq->offload_lock, flags); + offload_work->offload_wq->is_handling_mst_msg_rdy_event = false; + spin_unlock_irqrestore(&offload_work->offload_wq->offload_lock, flags); + goto skip; + } + + mutex_lock(&adev->dm.dc_lock); + if (offload_work->data.bytes.device_service_irq.bits.AUTOMATED_TEST) { + dc_link_dp_handle_automated_test(dc_link); + + if (aconnector->timing_changed) { + /* force connector disconnect and reconnect */ + force_connector_state(aconnector, DRM_FORCE_OFF); + msleep(100); + force_connector_state(aconnector, DRM_FORCE_UNSPECIFIED); + } + + test_response.bits.ACK = 1; + + core_link_write_dpcd( + dc_link, + DP_TEST_RESPONSE, + &test_response.raw, + sizeof(test_response)); + } else if ((dc_link->connector_signal != SIGNAL_TYPE_EDP) && + dc_link_check_link_loss_status(dc_link, &offload_work->data) && + dc_link_dp_allow_hpd_rx_irq(dc_link)) { + /* offload_work->data is from handle_hpd_rx_irq-> + * schedule_hpd_rx_offload_work.this is defer handle + * for hpd short pulse. upon here, link status may be + * changed, need get latest link status from dpcd + * registers. if link status is good, skip run link + * training again. + */ + union hpd_irq_data irq_data; + + memset(&irq_data, 0, sizeof(irq_data)); + + /* before dc_link_dp_handle_link_loss, allow new link lost handle + * request be added to work queue if link lost at end of dc_link_ + * dp_handle_link_loss + */ + spin_lock_irqsave(&offload_work->offload_wq->offload_lock, flags); + offload_work->offload_wq->is_handling_link_loss = false; + spin_unlock_irqrestore(&offload_work->offload_wq->offload_lock, flags); + + if ((dc_link_dp_read_hpd_rx_irq_data(dc_link, &irq_data) == DC_OK) && + dc_link_check_link_loss_status(dc_link, &irq_data)) + dc_link_dp_handle_link_loss(dc_link); + } + mutex_unlock(&adev->dm.dc_lock); + +skip: + kfree(offload_work); + +} + +static struct hpd_rx_irq_offload_work_queue *hpd_rx_irq_create_workqueue(struct amdgpu_device *adev) +{ + struct dc *dc = adev->dm.dc; + int max_caps = dc->caps.max_links; + int i = 0; + struct hpd_rx_irq_offload_work_queue *hpd_rx_offload_wq = NULL; + + hpd_rx_offload_wq = kcalloc(max_caps, sizeof(*hpd_rx_offload_wq), GFP_KERNEL); + + if (!hpd_rx_offload_wq) + return NULL; + + + for (i = 0; i < max_caps; i++) { + hpd_rx_offload_wq[i].wq = + create_singlethread_workqueue("amdgpu_dm_hpd_rx_offload_wq"); + + if (hpd_rx_offload_wq[i].wq == NULL) { + drm_err(adev_to_drm(adev), "create amdgpu_dm_hpd_rx_offload_wq fail!"); + goto out_err; + } + + spin_lock_init(&hpd_rx_offload_wq[i].offload_lock); + } + + return hpd_rx_offload_wq; + +out_err: + for (i = 0; i < max_caps; i++) { + if (hpd_rx_offload_wq[i].wq) + destroy_workqueue(hpd_rx_offload_wq[i].wq); + } + kfree(hpd_rx_offload_wq); + return NULL; +} + +struct amdgpu_stutter_quirk { + u16 chip_vendor; + u16 chip_device; + u16 subsys_vendor; + u16 subsys_device; + u8 revision; +}; + +static const struct amdgpu_stutter_quirk amdgpu_stutter_quirk_list[] = { + /* https://bugzilla.kernel.org/show_bug.cgi?id=214417 */ + { 0x1002, 0x15dd, 0x1002, 0x15dd, 0xc8 }, + { 0, 0, 0, 0, 0 }, +}; + +static bool dm_should_disable_stutter(struct pci_dev *pdev) +{ + const struct amdgpu_stutter_quirk *p = amdgpu_stutter_quirk_list; + + while (p && p->chip_device != 0) { + if (pdev->vendor == p->chip_vendor && + pdev->device == p->chip_device && + pdev->subsystem_vendor == p->subsys_vendor && + pdev->subsystem_device == p->subsys_device && + pdev->revision == p->revision) { + return true; } + ++p; + } + return false; +} + + +void* +dm_allocate_gpu_mem( + struct amdgpu_device *adev, + enum dc_gpu_mem_alloc_type type, + size_t size, + long long *addr) +{ + struct dal_allocation *da; + u32 domain = (type == DC_MEM_ALLOC_TYPE_GART) ? + AMDGPU_GEM_DOMAIN_GTT : AMDGPU_GEM_DOMAIN_VRAM; + int ret; + + da = kzalloc(sizeof(struct dal_allocation), GFP_KERNEL); + if (!da) + return NULL; + + ret = amdgpu_bo_create_kernel(adev, size, PAGE_SIZE, + domain, &da->bo, + &da->gpu_addr, &da->cpu_ptr); + + *addr = da->gpu_addr; + + if (ret) { + kfree(da); + return NULL; + } + + /* add da to list in dm */ + list_add(&da->list, &adev->dm.da_list); + + return da->cpu_ptr; +} + +void +dm_free_gpu_mem( + struct amdgpu_device *adev, + enum dc_gpu_mem_alloc_type type, + void *pvMem) +{ + struct dal_allocation *da; + + /* walk the da list in DM */ + list_for_each_entry(da, &adev->dm.da_list, list) { + if (pvMem == da->cpu_ptr) { + amdgpu_bo_free_kernel(&da->bo, &da->gpu_addr, &da->cpu_ptr); + list_del(&da->list); + kfree(da); + break; + } + } + +} + +static enum dmub_status +dm_dmub_send_vbios_gpint_command(struct amdgpu_device *adev, + enum dmub_gpint_command command_code, + uint16_t param, + uint32_t timeout_us) +{ + union dmub_gpint_data_register reg, test; + uint32_t i; + + /* Assume that VBIOS DMUB is ready to take commands */ + + reg.bits.status = 1; + reg.bits.command_code = command_code; + reg.bits.param = param; + + cgs_write_register(adev->dm.cgs_device, 0x34c0 + 0x01f8, reg.all); + + for (i = 0; i < timeout_us; ++i) { + udelay(1); + /* Check if our GPINT got acked */ + reg.bits.status = 0; + test = (union dmub_gpint_data_register) + cgs_read_register(adev->dm.cgs_device, 0x34c0 + 0x01f8); + + if (test.all == reg.all) + return DMUB_STATUS_OK; } + return DMUB_STATUS_TIMEOUT; +} + +static void *dm_dmub_get_vbios_bounding_box(struct amdgpu_device *adev) +{ + void *bb; + long long addr; + unsigned int bb_size; + int i = 0; + uint16_t chunk; + enum dmub_gpint_command send_addrs[] = { + DMUB_GPINT__SET_BB_ADDR_WORD0, + DMUB_GPINT__SET_BB_ADDR_WORD1, + DMUB_GPINT__SET_BB_ADDR_WORD2, + DMUB_GPINT__SET_BB_ADDR_WORD3, + }; + enum dmub_status ret; + + switch (amdgpu_ip_version(adev, DCE_HWIP, 0)) { + case IP_VERSION(4, 0, 1): + bb_size = sizeof(struct dml2_soc_bb); + break; + default: + return NULL; + } + + bb = dm_allocate_gpu_mem(adev, + DC_MEM_ALLOC_TYPE_GART, + bb_size, + &addr); + if (!bb) + return NULL; + + for (i = 0; i < 4; i++) { + /* Extract 16-bit chunk */ + chunk = ((uint64_t) addr >> (i * 16)) & 0xFFFF; + /* Send the chunk */ + ret = dm_dmub_send_vbios_gpint_command(adev, send_addrs[i], chunk, 30000); + if (ret != DMUB_STATUS_OK) + goto free_bb; + } + + /* Now ask DMUB to copy the bb */ + ret = dm_dmub_send_vbios_gpint_command(adev, DMUB_GPINT__BB_COPY, 1, 200000); + if (ret != DMUB_STATUS_OK) + goto free_bb; + + return bb; + +free_bb: + dm_free_gpu_mem(adev, DC_MEM_ALLOC_TYPE_GART, (void *) bb); + return NULL; + +} + +static enum dmub_ips_disable_type dm_get_default_ips_mode( + struct amdgpu_device *adev) +{ + enum dmub_ips_disable_type ret = DMUB_IPS_ENABLE; + + switch (amdgpu_ip_version(adev, DCE_HWIP, 0)) { + case IP_VERSION(3, 5, 0): + case IP_VERSION(3, 6, 0): + case IP_VERSION(3, 5, 1): + ret = DMUB_IPS_RCG_IN_ACTIVE_IPS2_IN_OFF; + break; + default: + /* ASICs older than DCN35 do not have IPSs */ + if (amdgpu_ip_version(adev, DCE_HWIP, 0) < IP_VERSION(3, 5, 0)) + ret = DMUB_IPS_DISABLE_ALL; + break; + } + + return ret; } static int amdgpu_dm_init(struct amdgpu_device *adev) { struct dc_init_data init_data; - adev->dm.ddev = adev->ddev; + struct dc_callback_init init_params; + int r; + + adev->dm.ddev = adev_to_drm(adev); adev->dm.adev = adev; /* Zero all the fields */ memset(&init_data, 0, sizeof(init_data)); + memset(&init_params, 0, sizeof(init_params)); + mutex_init(&adev->dm.dpia_aux_lock); mutex_init(&adev->dm.dc_lock); + mutex_init(&adev->dm.audio_lock); - if(amdgpu_dm_irq_init(adev)) { - DRM_ERROR("amdgpu: failed to initialize DM IRQ support.\n"); + if (amdgpu_dm_irq_init(adev)) { + drm_err(adev_to_drm(adev), "failed to initialize DM IRQ support.\n"); goto error; } init_data.asic_id.chip_family = adev->family; - init_data.asic_id.pci_revision_id = adev->rev_id; + init_data.asic_id.pci_revision_id = adev->pdev->revision; init_data.asic_id.hw_internal_rev = adev->external_rev_id; + init_data.asic_id.chip_id = adev->pdev->device; init_data.asic_id.vram_width = adev->gmc.vram_width; /* TODO: initialize init_data.asic_id.vram_type here!!!! */ @@ -441,75 +1910,301 @@ static int amdgpu_dm_init(struct amdgpu_device *adev) init_data.driver = adev; - adev->dm.cgs_device = amdgpu_cgs_create_device(adev); - - if (!adev->dm.cgs_device) { - DRM_ERROR("amdgpu: failed to create cgs device.\n"); - goto error; - } - + /* cgs_device was created in dm_sw_init() */ init_data.cgs_device = adev->dm.cgs_device; init_data.dce_environment = DCE_ENV_PRODUCTION_DRV; - /* - * TODO debug why this doesn't work on Raven + switch (amdgpu_ip_version(adev, DCE_HWIP, 0)) { + case IP_VERSION(2, 1, 0): + switch (adev->dm.dmcub_fw_version) { + case 0: /* development */ + case 0x1: /* linux-firmware.git hash 6d9f399 */ + case 0x01000000: /* linux-firmware.git hash 9a0b0f4 */ + init_data.flags.disable_dmcu = false; + break; + default: + init_data.flags.disable_dmcu = true; + } + break; + case IP_VERSION(2, 0, 3): + init_data.flags.disable_dmcu = true; + break; + default: + break; + } + + /* APU support S/G display by default except: + * ASICs before Carrizo, + * RAVEN1 (Users reported stability issue) */ - if (adev->flags & AMD_IS_APU && - adev->asic_type >= CHIP_CARRIZO && - adev->asic_type < CHIP_RAVEN) - init_data.flags.gpu_vm_support = true; + + if (adev->asic_type < CHIP_CARRIZO) { + init_data.flags.gpu_vm_support = false; + } else if (adev->asic_type == CHIP_RAVEN) { + if (adev->apu_flags & AMD_APU_IS_RAVEN) + init_data.flags.gpu_vm_support = false; + else + init_data.flags.gpu_vm_support = (amdgpu_sg_display != 0); + } else { + if (amdgpu_ip_version(adev, DCE_HWIP, 0) == IP_VERSION(2, 0, 3)) + init_data.flags.gpu_vm_support = (amdgpu_sg_display == 1); + else + init_data.flags.gpu_vm_support = + (amdgpu_sg_display != 0) && (adev->flags & AMD_IS_APU); + } + + adev->mode_info.gpu_vm_support = init_data.flags.gpu_vm_support; if (amdgpu_dc_feature_mask & DC_FBC_MASK) init_data.flags.fbc_support = true; + if (amdgpu_dc_feature_mask & DC_MULTI_MON_PP_MCLK_SWITCH_MASK) + init_data.flags.multi_mon_pp_mclk_switch = true; + + if (amdgpu_dc_feature_mask & DC_DISABLE_FRACTIONAL_PWM_MASK) + init_data.flags.disable_fractional_pwm = true; + + if (amdgpu_dc_feature_mask & DC_EDP_NO_POWER_SEQUENCING) + init_data.flags.edp_no_power_sequencing = true; + + if (amdgpu_dc_feature_mask & DC_DISABLE_LTTPR_DP1_4A) + init_data.flags.allow_lttpr_non_transparent_mode.bits.DP1_4A = true; + if (amdgpu_dc_feature_mask & DC_DISABLE_LTTPR_DP2_0) + init_data.flags.allow_lttpr_non_transparent_mode.bits.DP2_0 = true; + + init_data.flags.seamless_boot_edp_requested = false; + + if (amdgpu_device_seamless_boot_supported(adev)) { + init_data.flags.seamless_boot_edp_requested = true; + init_data.flags.allow_seamless_boot_optimization = true; + drm_dbg(adev->dm.ddev, "Seamless boot requested\n"); + } + + init_data.flags.enable_mipi_converter_optimization = true; + + init_data.dcn_reg_offsets = adev->reg_offset[DCE_HWIP][0]; + init_data.nbio_reg_offsets = adev->reg_offset[NBIO_HWIP][0]; + init_data.clk_reg_offsets = adev->reg_offset[CLK_HWIP][0]; + + if (amdgpu_dc_debug_mask & DC_DISABLE_IPS) + init_data.flags.disable_ips = DMUB_IPS_DISABLE_ALL; + else if (amdgpu_dc_debug_mask & DC_DISABLE_IPS_DYNAMIC) + init_data.flags.disable_ips = DMUB_IPS_DISABLE_DYNAMIC; + else if (amdgpu_dc_debug_mask & DC_DISABLE_IPS2_DYNAMIC) + init_data.flags.disable_ips = DMUB_IPS_RCG_IN_ACTIVE_IPS2_IN_OFF; + else if (amdgpu_dc_debug_mask & DC_FORCE_IPS_ENABLE) + init_data.flags.disable_ips = DMUB_IPS_ENABLE; + else + init_data.flags.disable_ips = dm_get_default_ips_mode(adev); + + init_data.flags.disable_ips_in_vpb = 0; + + /* DCN35 and above supports dynamic DTBCLK switch */ + if (amdgpu_ip_version(adev, DCE_HWIP, 0) >= IP_VERSION(3, 5, 0)) + init_data.flags.allow_0_dtb_clk = true; + + /* Enable DWB for tested platforms only */ + if (amdgpu_ip_version(adev, DCE_HWIP, 0) >= IP_VERSION(3, 0, 0)) + init_data.num_virtual_links = 1; + + retrieve_dmi_info(&adev->dm); + if (adev->dm.edp0_on_dp1_quirk) + init_data.flags.support_edp0_on_dp1 = true; + + if (adev->dm.bb_from_dmub) + init_data.bb_from_dmub = adev->dm.bb_from_dmub; + else + init_data.bb_from_dmub = NULL; + /* Display Core create. */ adev->dm.dc = dc_create(&init_data); if (adev->dm.dc) { - DRM_INFO("Display Core initialized with v%s!\n", DC_VER); + drm_info(adev_to_drm(adev), "Display Core v%s initialized on %s\n", DC_VER, + dce_version_to_string(adev->dm.dc->ctx->dce_version)); } else { - DRM_INFO("Display Core failed to initialize with v%s!\n", DC_VER); + drm_info(adev_to_drm(adev), "Display Core failed to initialize with v%s!\n", DC_VER); + goto error; + } + + if (amdgpu_dc_debug_mask & DC_DISABLE_PIPE_SPLIT) { + adev->dm.dc->debug.force_single_disp_pipe_split = false; + adev->dm.dc->debug.pipe_split_policy = MPC_SPLIT_AVOID; + } + + if (adev->asic_type != CHIP_CARRIZO && adev->asic_type != CHIP_STONEY) + adev->dm.dc->debug.disable_stutter = amdgpu_pp_feature_mask & PP_STUTTER_MODE ? false : true; + if (dm_should_disable_stutter(adev->pdev)) + adev->dm.dc->debug.disable_stutter = true; + + if (amdgpu_dc_debug_mask & DC_DISABLE_STUTTER) + adev->dm.dc->debug.disable_stutter = true; + + if (amdgpu_dc_debug_mask & DC_DISABLE_DSC) + adev->dm.dc->debug.disable_dsc = true; + + if (amdgpu_dc_debug_mask & DC_DISABLE_CLOCK_GATING) + adev->dm.dc->debug.disable_clock_gate = true; + + if (amdgpu_dc_debug_mask & DC_FORCE_SUBVP_MCLK_SWITCH) + adev->dm.dc->debug.force_subvp_mclk_switch = true; + + if (amdgpu_dc_debug_mask & DC_DISABLE_SUBVP_FAMS) { + adev->dm.dc->debug.force_disable_subvp = true; + adev->dm.dc->debug.fams2_config.bits.enable = false; + } + + if (amdgpu_dc_debug_mask & DC_ENABLE_DML2) { + adev->dm.dc->debug.using_dml2 = true; + adev->dm.dc->debug.using_dml21 = true; + } + + if (amdgpu_dc_debug_mask & DC_HDCP_LC_FORCE_FW_ENABLE) + adev->dm.dc->debug.hdcp_lc_force_fw_enable = true; + + if (amdgpu_dc_debug_mask & DC_HDCP_LC_ENABLE_SW_FALLBACK) + adev->dm.dc->debug.hdcp_lc_enable_sw_fallback = true; + + if (amdgpu_dc_debug_mask & DC_SKIP_DETECTION_LT) + adev->dm.dc->debug.skip_detection_link_training = true; + + adev->dm.dc->debug.visual_confirm = amdgpu_dc_visual_confirm; + + /* TODO: Remove after DP2 receiver gets proper support of Cable ID feature */ + adev->dm.dc->debug.ignore_cable_id = true; + + if (adev->dm.dc->caps.dp_hdmi21_pcon_support) + drm_info(adev_to_drm(adev), "DP-HDMI FRL PCON supported\n"); + + r = dm_dmub_hw_init(adev); + if (r) { + drm_err(adev_to_drm(adev), "DMUB interface failed to initialize: status=%d\n", r); goto error; } + dc_hardware_init(adev->dm.dc); + + adev->dm.hpd_rx_offload_wq = hpd_rx_irq_create_workqueue(adev); + if (!adev->dm.hpd_rx_offload_wq) { + drm_err(adev_to_drm(adev), "failed to create hpd rx offload workqueue.\n"); + goto error; + } + + if ((adev->flags & AMD_IS_APU) && (adev->asic_type >= CHIP_CARRIZO)) { + struct dc_phy_addr_space_config pa_config; + + mmhub_read_system_context(adev, &pa_config); + + // Call the DC init_memory func + dc_setup_system_context(adev->dm.dc, &pa_config); + } + adev->dm.freesync_module = mod_freesync_create(adev->dm.dc); if (!adev->dm.freesync_module) { - DRM_ERROR( - "amdgpu: failed to initialize freesync_module.\n"); + drm_err(adev_to_drm(adev), + "failed to initialize freesync_module.\n"); } else - DRM_DEBUG_DRIVER("amdgpu: freesync_module init done %p.\n", + drm_dbg_driver(adev_to_drm(adev), "amdgpu: freesync_module init done %p.\n", adev->dm.freesync_module); amdgpu_dm_init_color_mod(); + if (adev->dm.dc->caps.max_links > 0) { + adev->dm.vblank_control_workqueue = + create_singlethread_workqueue("dm_vblank_control_workqueue"); + if (!adev->dm.vblank_control_workqueue) + drm_err(adev_to_drm(adev), "failed to initialize vblank_workqueue.\n"); + } + + if (adev->dm.dc->caps.ips_support && + adev->dm.dc->config.disable_ips != DMUB_IPS_DISABLE_ALL) + adev->dm.idle_workqueue = idle_create_workqueue(adev); + + if (adev->dm.dc->caps.max_links > 0 && adev->family >= AMDGPU_FAMILY_RV) { + adev->dm.hdcp_workqueue = hdcp_create_workqueue(adev, &init_params.cp_psp, adev->dm.dc); + + if (!adev->dm.hdcp_workqueue) + drm_err(adev_to_drm(adev), "failed to initialize hdcp_workqueue.\n"); + else + drm_dbg_driver(adev_to_drm(adev), "amdgpu: hdcp_workqueue init done %p.\n", adev->dm.hdcp_workqueue); + + dc_init_callbacks(adev->dm.dc, &init_params); + } + if (dc_is_dmub_outbox_supported(adev->dm.dc)) { + init_completion(&adev->dm.dmub_aux_transfer_done); + adev->dm.dmub_notify = kzalloc(sizeof(struct dmub_notification), GFP_KERNEL); + if (!adev->dm.dmub_notify) { + drm_info(adev_to_drm(adev), "fail to allocate adev->dm.dmub_notify"); + goto error; + } + + adev->dm.delayed_hpd_wq = create_singlethread_workqueue("amdgpu_dm_hpd_wq"); + if (!adev->dm.delayed_hpd_wq) { + drm_err(adev_to_drm(adev), "failed to create hpd offload workqueue.\n"); + goto error; + } + + amdgpu_dm_outbox_init(adev); + if (!register_dmub_notify_callback(adev, DMUB_NOTIFICATION_AUX_REPLY, + dmub_aux_setconfig_callback, false)) { + drm_err(adev_to_drm(adev), "fail to register dmub aux callback"); + goto error; + } + + for (size_t i = 0; i < ARRAY_SIZE(adev->dm.fused_io); i++) + init_completion(&adev->dm.fused_io[i].replied); + + if (!register_dmub_notify_callback(adev, DMUB_NOTIFICATION_FUSED_IO, + dmub_aux_fused_io_callback, false)) { + drm_err(adev_to_drm(adev), "fail to register dmub fused io callback"); + goto error; + } + /* Enable outbox notification only after IRQ handlers are registered and DMUB is alive. + * It is expected that DMUB will resend any pending notifications at this point. Note + * that hpd and hpd_irq handler registration are deferred to register_hpd_handlers() to + * align legacy interface initialization sequence. Connection status will be proactivly + * detected once in the amdgpu_dm_initialize_drm_device. + */ + dc_enable_dmub_outbox(adev->dm.dc); + + /* DPIA trace goes to dmesg logs only if outbox is enabled */ + if (amdgpu_dc_debug_mask & DC_ENABLE_DPIA_TRACE) + dc_dmub_srv_enable_dpia_trace(adev->dm.dc); + } + if (amdgpu_dm_initialize_drm_device(adev)) { - DRM_ERROR( - "amdgpu: failed to initialize sw for display support.\n"); + drm_err(adev_to_drm(adev), + "failed to initialize sw for display support.\n"); goto error; } - /* Update the actual used number of crtc */ - adev->mode_info.num_crtc = adev->dm.display_indexes_num; + /* create fake encoders for MST */ + dm_dp_create_fake_mst_encoders(adev); /* TODO: Add_display_info? */ /* TODO use dynamic cursor width */ - adev->ddev->mode_config.cursor_width = adev->dm.dc->caps.max_cursor_size; - adev->ddev->mode_config.cursor_height = adev->dm.dc->caps.max_cursor_size; + adev_to_drm(adev)->mode_config.cursor_width = adev->dm.dc->caps.max_cursor_size; + adev_to_drm(adev)->mode_config.cursor_height = adev->dm.dc->caps.max_cursor_size; - if (drm_vblank_init(adev->ddev, adev->dm.display_indexes_num)) { - DRM_ERROR( - "amdgpu: failed to initialize sw for display support.\n"); + if (drm_vblank_init(adev_to_drm(adev), adev->dm.display_indexes_num)) { + drm_err(adev_to_drm(adev), + "failed to initialize vblank for display support.\n"); goto error; } -#if defined(CONFIG_DEBUG_FS) - if (dtn_debugfs_init(adev)) - DRM_ERROR("amdgpu: failed initialize dtn debugfs support.\n"); +#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) + amdgpu_dm_crtc_secure_display_create_contexts(adev); + if (!adev->dm.secure_display_ctx.crtc_ctx) + drm_err(adev_to_drm(adev), "failed to initialize secure display contexts.\n"); + + if (amdgpu_ip_version(adev, DCE_HWIP, 0) >= IP_VERSION(4, 0, 1)) + adev->dm.secure_display_ctx.support_mul_roi = true; + #endif - DRM_DEBUG_DRIVER("KMS initialized.\n"); + drm_dbg_driver(adev_to_drm(adev), "KMS initialized.\n"); return 0; error: @@ -518,9 +2213,84 @@ error: return -EINVAL; } +static int amdgpu_dm_early_fini(struct amdgpu_ip_block *ip_block) +{ + struct amdgpu_device *adev = ip_block->adev; + + amdgpu_dm_audio_fini(adev); + + return 0; +} + static void amdgpu_dm_fini(struct amdgpu_device *adev) { + int i; + + if (adev->dm.vblank_control_workqueue) { + destroy_workqueue(adev->dm.vblank_control_workqueue); + adev->dm.vblank_control_workqueue = NULL; + } + + if (adev->dm.idle_workqueue) { + if (adev->dm.idle_workqueue->running) { + adev->dm.idle_workqueue->enable = false; + flush_work(&adev->dm.idle_workqueue->work); + } + + kfree(adev->dm.idle_workqueue); + adev->dm.idle_workqueue = NULL; + } + amdgpu_dm_destroy_drm_device(&adev->dm); + +#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) + if (adev->dm.secure_display_ctx.crtc_ctx) { + for (i = 0; i < adev->mode_info.num_crtc; i++) { + if (adev->dm.secure_display_ctx.crtc_ctx[i].crtc) { + flush_work(&adev->dm.secure_display_ctx.crtc_ctx[i].notify_ta_work); + flush_work(&adev->dm.secure_display_ctx.crtc_ctx[i].forward_roi_work); + } + } + kfree(adev->dm.secure_display_ctx.crtc_ctx); + adev->dm.secure_display_ctx.crtc_ctx = NULL; + } +#endif + if (adev->dm.hdcp_workqueue) { + hdcp_destroy(&adev->dev->kobj, adev->dm.hdcp_workqueue); + adev->dm.hdcp_workqueue = NULL; + } + + if (adev->dm.dc) { + dc_deinit_callbacks(adev->dm.dc); + dc_dmub_srv_destroy(&adev->dm.dc->ctx->dmub_srv); + if (dc_enable_dmub_notifications(adev->dm.dc)) { + kfree(adev->dm.dmub_notify); + adev->dm.dmub_notify = NULL; + destroy_workqueue(adev->dm.delayed_hpd_wq); + adev->dm.delayed_hpd_wq = NULL; + } + } + + if (adev->dm.dmub_bo) + amdgpu_bo_free_kernel(&adev->dm.dmub_bo, + &adev->dm.dmub_bo_gpu_addr, + &adev->dm.dmub_bo_cpu_addr); + + if (adev->dm.hpd_rx_offload_wq && adev->dm.dc) { + for (i = 0; i < adev->dm.dc->caps.max_links; i++) { + if (adev->dm.hpd_rx_offload_wq[i].wq) { + destroy_workqueue(adev->dm.hpd_rx_offload_wq[i].wq); + adev->dm.hpd_rx_offload_wq[i].wq = NULL; + } + } + + kfree(adev->dm.hpd_rx_offload_wq); + adev->dm.hpd_rx_offload_wq = NULL; + } + + /* DC Destroy TODO: Replace destroy DAL */ + if (adev->dm.dc) + dc_destroy(&adev->dm.dc); /* * TODO: pageflip, vlank interrupt * @@ -535,22 +2305,25 @@ static void amdgpu_dm_fini(struct amdgpu_device *adev) mod_freesync_destroy(adev->dm.freesync_module); adev->dm.freesync_module = NULL; } - /* DC Destroy TODO: Replace destroy DAL */ - if (adev->dm.dc) - dc_destroy(&adev->dm.dc); + mutex_destroy(&adev->dm.audio_lock); mutex_destroy(&adev->dm.dc_lock); - - return; + mutex_destroy(&adev->dm.dpia_aux_lock); } static int load_dmcu_fw(struct amdgpu_device *adev) { - const char *fw_name_dmcu; + const char *fw_name_dmcu = NULL; int r; const struct dmcu_firmware_header_v1_0 *hdr; - switch(adev->asic_type) { + switch (adev->asic_type) { +#if defined(CONFIG_DRM_AMD_DC_SI) + case CHIP_TAHITI: + case CHIP_PITCAIRN: + case CHIP_VERDE: + case CHIP_OLAND: +#endif case CHIP_BONAIRE: case CHIP_HAWAII: case CHIP_KAVERI: @@ -568,11 +2341,43 @@ static int load_dmcu_fw(struct amdgpu_device *adev) case CHIP_VEGA12: case CHIP_VEGA20: return 0; + case CHIP_NAVI12: + fw_name_dmcu = FIRMWARE_NAVI12_DMCU; + break; case CHIP_RAVEN: - fw_name_dmcu = FIRMWARE_RAVEN_DMCU; + if (ASICREV_IS_PICASSO(adev->external_rev_id)) + fw_name_dmcu = FIRMWARE_RAVEN_DMCU; + else if (ASICREV_IS_RAVEN2(adev->external_rev_id)) + fw_name_dmcu = FIRMWARE_RAVEN_DMCU; + else + return 0; break; default: - DRM_ERROR("Unsupported ASIC type: 0x%X\n", adev->asic_type); + switch (amdgpu_ip_version(adev, DCE_HWIP, 0)) { + case IP_VERSION(2, 0, 2): + case IP_VERSION(2, 0, 3): + case IP_VERSION(2, 0, 0): + case IP_VERSION(2, 1, 0): + case IP_VERSION(3, 0, 0): + case IP_VERSION(3, 0, 2): + case IP_VERSION(3, 0, 3): + case IP_VERSION(3, 0, 1): + case IP_VERSION(3, 1, 2): + case IP_VERSION(3, 1, 3): + case IP_VERSION(3, 1, 4): + case IP_VERSION(3, 1, 5): + case IP_VERSION(3, 1, 6): + case IP_VERSION(3, 2, 0): + case IP_VERSION(3, 2, 1): + case IP_VERSION(3, 5, 0): + case IP_VERSION(3, 5, 1): + case IP_VERSION(3, 6, 0): + case IP_VERSION(4, 0, 1): + return 0; + default: + break; + } + drm_err(adev_to_drm(adev), "Unsupported ASIC type: 0x%X\n", adev->asic_type); return -EINVAL; } @@ -581,25 +2386,18 @@ static int load_dmcu_fw(struct amdgpu_device *adev) return 0; } - r = request_firmware_direct(&adev->dm.fw_dmcu, fw_name_dmcu, adev->dev); - if (r == -ENOENT) { + r = amdgpu_ucode_request(adev, &adev->dm.fw_dmcu, AMDGPU_UCODE_REQUIRED, + "%s", fw_name_dmcu); + if (r == -ENODEV) { /* DMCU firmware is not necessary, so don't raise a fuss if it's missing */ DRM_DEBUG_KMS("dm: DMCU firmware not found\n"); adev->dm.fw_dmcu = NULL; return 0; } if (r) { - dev_err(adev->dev, "amdgpu_dm: Can't load firmware \"%s\"\n", + drm_err(adev_to_drm(adev), "amdgpu_dm: Can't validate firmware \"%s\"\n", fw_name_dmcu); - return r; - } - - r = amdgpu_ucode_validate(adev->dm.fw_dmcu); - if (r) { - dev_err(adev->dev, "amdgpu_dm: Can't validate firmware \"%s\"\n", - fw_name_dmcu); - release_firmware(adev->dm.fw_dmcu); - adev->dm.fw_dmcu = NULL; + amdgpu_ucode_release(&adev->dm.fw_dmcu); return r; } @@ -621,22 +2419,250 @@ static int load_dmcu_fw(struct amdgpu_device *adev) return 0; } -static int dm_sw_init(void *handle) +static uint32_t amdgpu_dm_dmub_reg_read(void *ctx, uint32_t address) +{ + struct amdgpu_device *adev = ctx; + + return dm_read_reg(adev->dm.dc->ctx, address); +} + +static void amdgpu_dm_dmub_reg_write(void *ctx, uint32_t address, + uint32_t value) +{ + struct amdgpu_device *adev = ctx; + + return dm_write_reg(adev->dm.dc->ctx, address, value); +} + +static int dm_dmub_sw_init(struct amdgpu_device *adev) +{ + struct dmub_srv_create_params create_params; + struct dmub_srv_region_params region_params; + struct dmub_srv_region_info region_info; + struct dmub_srv_memory_params memory_params; + struct dmub_srv_fb_info *fb_info; + struct dmub_srv *dmub_srv; + const struct dmcub_firmware_header_v1_0 *hdr; + enum dmub_asic dmub_asic; + enum dmub_status status; + static enum dmub_window_memory_type window_memory_type[DMUB_WINDOW_TOTAL] = { + DMUB_WINDOW_MEMORY_TYPE_FB, //DMUB_WINDOW_0_INST_CONST + DMUB_WINDOW_MEMORY_TYPE_FB, //DMUB_WINDOW_1_STACK + DMUB_WINDOW_MEMORY_TYPE_FB, //DMUB_WINDOW_2_BSS_DATA + DMUB_WINDOW_MEMORY_TYPE_FB, //DMUB_WINDOW_3_VBIOS + DMUB_WINDOW_MEMORY_TYPE_FB, //DMUB_WINDOW_4_MAILBOX + DMUB_WINDOW_MEMORY_TYPE_FB, //DMUB_WINDOW_5_TRACEBUFF + DMUB_WINDOW_MEMORY_TYPE_FB, //DMUB_WINDOW_6_FW_STATE + DMUB_WINDOW_MEMORY_TYPE_FB, //DMUB_WINDOW_7_SCRATCH_MEM + DMUB_WINDOW_MEMORY_TYPE_FB, //DMUB_WINDOW_IB_MEM + DMUB_WINDOW_MEMORY_TYPE_FB, //DMUB_WINDOW_SHARED_STATE + }; + int r; + + switch (amdgpu_ip_version(adev, DCE_HWIP, 0)) { + case IP_VERSION(2, 1, 0): + dmub_asic = DMUB_ASIC_DCN21; + break; + case IP_VERSION(3, 0, 0): + dmub_asic = DMUB_ASIC_DCN30; + break; + case IP_VERSION(3, 0, 1): + dmub_asic = DMUB_ASIC_DCN301; + break; + case IP_VERSION(3, 0, 2): + dmub_asic = DMUB_ASIC_DCN302; + break; + case IP_VERSION(3, 0, 3): + dmub_asic = DMUB_ASIC_DCN303; + break; + case IP_VERSION(3, 1, 2): + case IP_VERSION(3, 1, 3): + dmub_asic = (adev->external_rev_id == YELLOW_CARP_B0) ? DMUB_ASIC_DCN31B : DMUB_ASIC_DCN31; + break; + case IP_VERSION(3, 1, 4): + dmub_asic = DMUB_ASIC_DCN314; + break; + case IP_VERSION(3, 1, 5): + dmub_asic = DMUB_ASIC_DCN315; + break; + case IP_VERSION(3, 1, 6): + dmub_asic = DMUB_ASIC_DCN316; + break; + case IP_VERSION(3, 2, 0): + dmub_asic = DMUB_ASIC_DCN32; + break; + case IP_VERSION(3, 2, 1): + dmub_asic = DMUB_ASIC_DCN321; + break; + case IP_VERSION(3, 5, 0): + case IP_VERSION(3, 5, 1): + dmub_asic = DMUB_ASIC_DCN35; + break; + case IP_VERSION(3, 6, 0): + dmub_asic = DMUB_ASIC_DCN36; + break; + case IP_VERSION(4, 0, 1): + dmub_asic = DMUB_ASIC_DCN401; + break; + + default: + /* ASIC doesn't support DMUB. */ + return 0; + } + + hdr = (const struct dmcub_firmware_header_v1_0 *)adev->dm.dmub_fw->data; + adev->dm.dmcub_fw_version = le32_to_cpu(hdr->header.ucode_version); + + if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { + adev->firmware.ucode[AMDGPU_UCODE_ID_DMCUB].ucode_id = + AMDGPU_UCODE_ID_DMCUB; + adev->firmware.ucode[AMDGPU_UCODE_ID_DMCUB].fw = + adev->dm.dmub_fw; + adev->firmware.fw_size += + ALIGN(le32_to_cpu(hdr->inst_const_bytes), PAGE_SIZE); + + drm_info(adev_to_drm(adev), "Loading DMUB firmware via PSP: version=0x%08X\n", + adev->dm.dmcub_fw_version); + } + + + adev->dm.dmub_srv = kzalloc(sizeof(*adev->dm.dmub_srv), GFP_KERNEL); + dmub_srv = adev->dm.dmub_srv; + + if (!dmub_srv) { + drm_err(adev_to_drm(adev), "Failed to allocate DMUB service!\n"); + return -ENOMEM; + } + + memset(&create_params, 0, sizeof(create_params)); + create_params.user_ctx = adev; + create_params.funcs.reg_read = amdgpu_dm_dmub_reg_read; + create_params.funcs.reg_write = amdgpu_dm_dmub_reg_write; + create_params.asic = dmub_asic; + + /* Create the DMUB service. */ + status = dmub_srv_create(dmub_srv, &create_params); + if (status != DMUB_STATUS_OK) { + drm_err(adev_to_drm(adev), "Error creating DMUB service: %d\n", status); + return -EINVAL; + } + + /* Calculate the size of all the regions for the DMUB service. */ + memset(®ion_params, 0, sizeof(region_params)); + + region_params.inst_const_size = le32_to_cpu(hdr->inst_const_bytes) - + PSP_HEADER_BYTES - PSP_FOOTER_BYTES; + region_params.bss_data_size = le32_to_cpu(hdr->bss_data_bytes); + region_params.vbios_size = adev->bios_size; + region_params.fw_bss_data = region_params.bss_data_size ? + adev->dm.dmub_fw->data + + le32_to_cpu(hdr->header.ucode_array_offset_bytes) + + le32_to_cpu(hdr->inst_const_bytes) : NULL; + region_params.fw_inst_const = + adev->dm.dmub_fw->data + + le32_to_cpu(hdr->header.ucode_array_offset_bytes) + + PSP_HEADER_BYTES; + region_params.window_memory_type = window_memory_type; + + status = dmub_srv_calc_region_info(dmub_srv, ®ion_params, + ®ion_info); + + if (status != DMUB_STATUS_OK) { + drm_err(adev_to_drm(adev), "Error calculating DMUB region info: %d\n", status); + return -EINVAL; + } + + /* + * Allocate a framebuffer based on the total size of all the regions. + * TODO: Move this into GART. + */ + r = amdgpu_bo_create_kernel(adev, region_info.fb_size, PAGE_SIZE, + AMDGPU_GEM_DOMAIN_VRAM | + AMDGPU_GEM_DOMAIN_GTT, + &adev->dm.dmub_bo, + &adev->dm.dmub_bo_gpu_addr, + &adev->dm.dmub_bo_cpu_addr); + if (r) + return r; + + /* Rebase the regions on the framebuffer address. */ + memset(&memory_params, 0, sizeof(memory_params)); + memory_params.cpu_fb_addr = adev->dm.dmub_bo_cpu_addr; + memory_params.gpu_fb_addr = adev->dm.dmub_bo_gpu_addr; + memory_params.region_info = ®ion_info; + memory_params.window_memory_type = window_memory_type; + + adev->dm.dmub_fb_info = + kzalloc(sizeof(*adev->dm.dmub_fb_info), GFP_KERNEL); + fb_info = adev->dm.dmub_fb_info; + + if (!fb_info) { + drm_err(adev_to_drm(adev), + "Failed to allocate framebuffer info for DMUB service!\n"); + return -ENOMEM; + } + + status = dmub_srv_calc_mem_info(dmub_srv, &memory_params, fb_info); + if (status != DMUB_STATUS_OK) { + drm_err(adev_to_drm(adev), "Error calculating DMUB FB info: %d\n", status); + return -EINVAL; + } + + adev->dm.bb_from_dmub = dm_dmub_get_vbios_bounding_box(adev); + + return 0; +} + +static int dm_sw_init(struct amdgpu_ip_block *ip_block) { - struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_device *adev = ip_block->adev; + int r; + + adev->dm.cgs_device = amdgpu_cgs_create_device(adev); + + if (!adev->dm.cgs_device) { + drm_err(adev_to_drm(adev), "failed to create cgs device.\n"); + return -EINVAL; + } + + /* Moved from dm init since we need to use allocations for storing bounding box data */ + INIT_LIST_HEAD(&adev->dm.da_list); + + r = dm_dmub_sw_init(adev); + if (r) + return r; return load_dmcu_fw(adev); } -static int dm_sw_fini(void *handle) +static int dm_sw_fini(struct amdgpu_ip_block *ip_block) { - struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_device *adev = ip_block->adev; + struct dal_allocation *da; - if(adev->dm.fw_dmcu) { - release_firmware(adev->dm.fw_dmcu); - adev->dm.fw_dmcu = NULL; + list_for_each_entry(da, &adev->dm.da_list, list) { + if (adev->dm.bb_from_dmub == (void *) da->cpu_ptr) { + amdgpu_bo_free_kernel(&da->bo, &da->gpu_addr, &da->cpu_ptr); + list_del(&da->list); + kfree(da); + adev->dm.bb_from_dmub = NULL; + break; + } + } + + + kfree(adev->dm.dmub_fb_info); + adev->dm.dmub_fb_info = NULL; + + if (adev->dm.dmub_srv) { + dmub_srv_destroy(adev->dm.dmub_srv); + kfree(adev->dm.dmub_srv); + adev->dm.dmub_srv = NULL; } + amdgpu_ucode_release(&adev->dm.dmub_fw); + amdgpu_ucode_release(&adev->dm.fw_dmcu); + return 0; } @@ -644,72 +2670,193 @@ static int detect_mst_link_for_all_connectors(struct drm_device *dev) { struct amdgpu_dm_connector *aconnector; struct drm_connector *connector; + struct drm_connector_list_iter iter; int ret = 0; - drm_modeset_lock(&dev->mode_config.connection_mutex, NULL); + drm_connector_list_iter_begin(dev, &iter); + drm_for_each_connector_iter(connector, &iter) { + + if (connector->connector_type == DRM_MODE_CONNECTOR_WRITEBACK) + continue; - list_for_each_entry(connector, &dev->mode_config.connector_list, head) { aconnector = to_amdgpu_dm_connector(connector); if (aconnector->dc_link->type == dc_connection_mst_branch && aconnector->mst_mgr.aux) { - DRM_DEBUG_DRIVER("DM_MST: starting TM on aconnector: %p [id: %d]\n", - aconnector, aconnector->base.base.id); + drm_dbg_kms(dev, "DM_MST: starting TM on aconnector: %p [id: %d]\n", + aconnector, + aconnector->base.base.id); ret = drm_dp_mst_topology_mgr_set_mst(&aconnector->mst_mgr, true); if (ret < 0) { - DRM_ERROR("DM_MST: Failed to start MST\n"); - ((struct dc_link *)aconnector->dc_link)->type = dc_connection_single; - return ret; - } + drm_err(dev, "DM_MST: Failed to start MST\n"); + aconnector->dc_link->type = + dc_connection_single; + ret = dm_helpers_dp_mst_stop_top_mgr(aconnector->dc_link->ctx, + aconnector->dc_link); + break; } + } } + drm_connector_list_iter_end(&iter); - drm_modeset_unlock(&dev->mode_config.connection_mutex); return ret; } -static int dm_late_init(void *handle) +static int dm_late_init(struct amdgpu_ip_block *ip_block) { - struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_device *adev = ip_block->adev; struct dmcu_iram_parameters params; unsigned int linear_lut[16]; int i; - struct dmcu *dmcu = adev->dm.dc->res_pool->dmcu; - bool ret; + struct dmcu *dmcu = NULL; + + dmcu = adev->dm.dc->res_pool->dmcu; for (i = 0; i < 16; i++) linear_lut[i] = 0xFFFF * i / 15; params.set = 0; + params.backlight_ramping_override = false; params.backlight_ramping_start = 0xCCCC; params.backlight_ramping_reduction = 0xCCCCCCCC; params.backlight_lut_array_size = 16; params.backlight_lut_array = linear_lut; - ret = dmcu_load_iram(dmcu, params); + /* Min backlight level after ABM reduction, Don't allow below 1% + * 0xFFFF x 0.01 = 0x28F + */ + params.min_abm_backlight = 0x28F; + /* In the case where abm is implemented on dmcub, + * dmcu object will be null. + * ABM 2.4 and up are implemented on dmcub. + */ + if (dmcu) { + if (!dmcu_load_iram(dmcu, params)) + return -EINVAL; + } else if (adev->dm.dc->ctx->dmub_srv) { + struct dc_link *edp_links[MAX_NUM_EDP]; + int edp_num; + + dc_get_edp_links(adev->dm.dc, edp_links, &edp_num); + for (i = 0; i < edp_num; i++) { + if (!dmub_init_abm_config(adev->dm.dc->res_pool, params, i)) + return -EINVAL; + } + } - if (!ret) - return -EINVAL; + return detect_mst_link_for_all_connectors(adev_to_drm(adev)); +} + +static void resume_mst_branch_status(struct drm_dp_mst_topology_mgr *mgr) +{ + u8 buf[UUID_SIZE]; + guid_t guid; + int ret; + + mutex_lock(&mgr->lock); + if (!mgr->mst_primary) + goto out_fail; + + if (drm_dp_read_dpcd_caps(mgr->aux, mgr->dpcd) < 0) { + drm_dbg_kms(mgr->dev, "dpcd read failed - undocked during suspend?\n"); + goto out_fail; + } + + ret = drm_dp_dpcd_writeb(mgr->aux, DP_MSTM_CTRL, + DP_MST_EN | + DP_UP_REQ_EN | + DP_UPSTREAM_IS_SRC); + if (ret < 0) { + drm_dbg_kms(mgr->dev, "mst write failed - undocked during suspend?\n"); + goto out_fail; + } - return detect_mst_link_for_all_connectors(adev->ddev); + /* Some hubs forget their guids after they resume */ + ret = drm_dp_dpcd_read(mgr->aux, DP_GUID, buf, sizeof(buf)); + if (ret != sizeof(buf)) { + drm_dbg_kms(mgr->dev, "dpcd read failed - undocked during suspend?\n"); + goto out_fail; + } + + import_guid(&guid, buf); + + if (guid_is_null(&guid)) { + guid_gen(&guid); + export_guid(buf, &guid); + + ret = drm_dp_dpcd_write(mgr->aux, DP_GUID, buf, sizeof(buf)); + + if (ret != sizeof(buf)) { + drm_dbg_kms(mgr->dev, "check mstb guid failed - undocked during suspend?\n"); + goto out_fail; + } + } + + guid_copy(&mgr->mst_primary->guid, &guid); + +out_fail: + mutex_unlock(&mgr->lock); +} + +void hdmi_cec_unset_edid(struct amdgpu_dm_connector *aconnector) +{ + struct cec_notifier *n = aconnector->notifier; + + if (!n) + return; + + cec_notifier_phys_addr_invalidate(n); +} + +void hdmi_cec_set_edid(struct amdgpu_dm_connector *aconnector) +{ + struct drm_connector *connector = &aconnector->base; + struct cec_notifier *n = aconnector->notifier; + + if (!n) + return; + + cec_notifier_set_phys_addr(n, + connector->display_info.source_physical_address); +} + +static void s3_handle_hdmi_cec(struct drm_device *ddev, bool suspend) +{ + struct amdgpu_dm_connector *aconnector; + struct drm_connector *connector; + struct drm_connector_list_iter conn_iter; + + drm_connector_list_iter_begin(ddev, &conn_iter); + drm_for_each_connector_iter(connector, &conn_iter) { + if (connector->connector_type == DRM_MODE_CONNECTOR_WRITEBACK) + continue; + + aconnector = to_amdgpu_dm_connector(connector); + if (suspend) + hdmi_cec_unset_edid(aconnector); + else + hdmi_cec_set_edid(aconnector); + } + drm_connector_list_iter_end(&conn_iter); } static void s3_handle_mst(struct drm_device *dev, bool suspend) { struct amdgpu_dm_connector *aconnector; struct drm_connector *connector; + struct drm_connector_list_iter iter; struct drm_dp_mst_topology_mgr *mgr; - int ret; - bool need_hotplug = false; - drm_modeset_lock(&dev->mode_config.connection_mutex, NULL); + drm_connector_list_iter_begin(dev, &iter); + drm_for_each_connector_iter(connector, &iter) { + + if (connector->connector_type == DRM_MODE_CONNECTOR_WRITEBACK) + continue; - list_for_each_entry(connector, &dev->mode_config.connector_list, - head) { aconnector = to_amdgpu_dm_connector(connector); if (aconnector->dc_link->type != dc_connection_mst_branch || - aconnector->mst_port) + aconnector->mst_root) continue; mgr = &aconnector->mst_mgr; @@ -717,23 +2864,106 @@ static void s3_handle_mst(struct drm_device *dev, bool suspend) if (suspend) { drm_dp_mst_topology_mgr_suspend(mgr); } else { - ret = drm_dp_mst_topology_mgr_resume(mgr); - if (ret < 0) { - drm_dp_mst_topology_mgr_set_mst(mgr, false); - need_hotplug = true; - } + /* if extended timeout is supported in hardware, + * default to LTTPR timeout (3.2ms) first as a W/A for DP link layer + * CTS 4.2.1.1 regression introduced by CTS specs requirement update. + */ + try_to_configure_aux_timeout(aconnector->dc_link->ddc, LINK_AUX_DEFAULT_LTTPR_TIMEOUT_PERIOD); + if (!dp_is_lttpr_present(aconnector->dc_link)) + try_to_configure_aux_timeout(aconnector->dc_link->ddc, LINK_AUX_DEFAULT_TIMEOUT_PERIOD); + + /* TODO: move resume_mst_branch_status() into drm mst resume again + * once topology probing work is pulled out from mst resume into mst + * resume 2nd step. mst resume 2nd step should be called after old + * state getting restored (i.e. drm_atomic_helper_resume()). + */ + resume_mst_branch_status(mgr); } } + drm_connector_list_iter_end(&iter); +} - drm_modeset_unlock(&dev->mode_config.connection_mutex); +static int amdgpu_dm_smu_write_watermarks_table(struct amdgpu_device *adev) +{ + int ret = 0; + + /* This interface is for dGPU Navi1x.Linux dc-pplib interface depends + * on window driver dc implementation. + * For Navi1x, clock settings of dcn watermarks are fixed. the settings + * should be passed to smu during boot up and resume from s3. + * boot up: dc calculate dcn watermark clock settings within dc_create, + * dcn20_resource_construct + * then call pplib functions below to pass the settings to smu: + * smu_set_watermarks_for_clock_ranges + * smu_set_watermarks_table + * navi10_set_watermarks_table + * smu_write_watermarks_table + * + * For Renoir, clock settings of dcn watermark are also fixed values. + * dc has implemented different flow for window driver: + * dc_hardware_init / dc_set_power_state + * dcn10_init_hw + * notify_wm_ranges + * set_wm_ranges + * -- Linux + * smu_set_watermarks_for_clock_ranges + * renoir_set_watermarks_table + * smu_write_watermarks_table + * + * For Linux, + * dc_hardware_init -> amdgpu_dm_init + * dc_set_power_state --> dm_resume + * + * therefore, this function apply to navi10/12/14 but not Renoir + * * + */ + switch (amdgpu_ip_version(adev, DCE_HWIP, 0)) { + case IP_VERSION(2, 0, 2): + case IP_VERSION(2, 0, 0): + break; + default: + return 0; + } + + ret = amdgpu_dpm_write_watermarks_table(adev); + if (ret) { + drm_err(adev_to_drm(adev), "Failed to update WMTABLE!\n"); + return ret; + } - if (need_hotplug) - drm_kms_helper_hotplug_event(dev); + return 0; +} + +static int dm_oem_i2c_hw_init(struct amdgpu_device *adev) +{ + struct amdgpu_display_manager *dm = &adev->dm; + struct amdgpu_i2c_adapter *oem_i2c; + struct ddc_service *oem_ddc_service; + int r; + + oem_ddc_service = dc_get_oem_i2c_device(adev->dm.dc); + if (oem_ddc_service) { + oem_i2c = create_i2c(oem_ddc_service, true); + if (!oem_i2c) { + drm_info(adev_to_drm(adev), "Failed to create oem i2c adapter data\n"); + return -ENOMEM; + } + + r = devm_i2c_add_adapter(adev->dev, &oem_i2c->base); + if (r) { + drm_info(adev_to_drm(adev), "Failed to register oem i2c\n"); + kfree(oem_i2c); + return r; + } + dm->oem_i2c = oem_i2c; + } + + return 0; } /** * dm_hw_init() - Initialize DC device - * @handle: The base driver device containing the amdpgu_dm device. + * @ip_block: Pointer to the amdgpu_ip_block for this hw instance. * * Initialize the &struct amdgpu_display_manager device. This involves calling * the initializers of each DM component, then populating the struct with them. @@ -751,27 +2981,35 @@ static void s3_handle_mst(struct drm_device *dev, bool suspend) * - Vblank support * - Debug FS entries, if enabled */ -static int dm_hw_init(void *handle) +static int dm_hw_init(struct amdgpu_ip_block *ip_block) { - struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_device *adev = ip_block->adev; + int r; + /* Create DAL display manager */ - amdgpu_dm_init(adev); + r = amdgpu_dm_init(adev); + if (r) + return r; amdgpu_dm_hpd_init(adev); + r = dm_oem_i2c_hw_init(adev); + if (r) + drm_info(adev_to_drm(adev), "Failed to add OEM i2c bus\n"); + return 0; } /** * dm_hw_fini() - Teardown DC device - * @handle: The base driver device containing the amdpgu_dm device. + * @ip_block: Pointer to the amdgpu_ip_block for this hw instance. * * Teardown components within &struct amdgpu_display_manager that require * cleanup. This involves cleaning up the DRM device, DC, and any modules that * were loaded. Also flush IRQ workqueues and disable them. */ -static int dm_hw_fini(void *handle) +static int dm_hw_fini(struct amdgpu_ip_block *ip_block) { - struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_device *adev = ip_block->adev; amdgpu_dm_hpd_fini(adev); @@ -780,29 +3018,227 @@ static int dm_hw_fini(void *handle) return 0; } -static int dm_suspend(void *handle) + +static void dm_gpureset_toggle_interrupts(struct amdgpu_device *adev, + struct dc_state *state, bool enable) +{ + enum dc_irq_source irq_source; + struct amdgpu_crtc *acrtc; + int rc = -EBUSY; + int i = 0; + + for (i = 0; i < state->stream_count; i++) { + acrtc = get_crtc_by_otg_inst( + adev, state->stream_status[i].primary_otg_inst); + + if (acrtc && state->stream_status[i].plane_count != 0) { + irq_source = IRQ_TYPE_PFLIP + acrtc->otg_inst; + rc = dc_interrupt_set(adev->dm.dc, irq_source, enable) ? 0 : -EBUSY; + if (rc) + drm_warn(adev_to_drm(adev), "Failed to %s pflip interrupts\n", + enable ? "enable" : "disable"); + + if (dc_supports_vrr(adev->dm.dc->ctx->dce_version)) { + if (enable) { + if (amdgpu_dm_crtc_vrr_active( + to_dm_crtc_state(acrtc->base.state))) + rc = amdgpu_dm_crtc_set_vupdate_irq( + &acrtc->base, true); + } else + rc = amdgpu_dm_crtc_set_vupdate_irq( + &acrtc->base, false); + + if (rc) + drm_warn(adev_to_drm(adev), "Failed to %sable vupdate interrupt\n", + enable ? "en" : "dis"); + } + + irq_source = IRQ_TYPE_VBLANK + acrtc->otg_inst; + /* During gpu-reset we disable and then enable vblank irq, so + * don't use amdgpu_irq_get/put() to avoid refcount change. + */ + if (!dc_interrupt_set(adev->dm.dc, irq_source, enable)) + drm_warn(adev_to_drm(adev), "Failed to %sable vblank interrupt\n", enable ? "en" : "dis"); + } + } + +} + +DEFINE_FREE(state_release, struct dc_state *, if (_T) dc_state_release(_T)) + +static enum dc_status amdgpu_dm_commit_zero_streams(struct dc *dc) +{ + struct dc_state *context __free(state_release) = NULL; + int i; + struct dc_stream_state *del_streams[MAX_PIPES]; + int del_streams_count = 0; + struct dc_commit_streams_params params = {}; + + memset(del_streams, 0, sizeof(del_streams)); + + context = dc_state_create_current_copy(dc); + if (context == NULL) + return DC_ERROR_UNEXPECTED; + + /* First remove from context all streams */ + for (i = 0; i < context->stream_count; i++) { + struct dc_stream_state *stream = context->streams[i]; + + del_streams[del_streams_count++] = stream; + } + + /* Remove all planes for removed streams and then remove the streams */ + for (i = 0; i < del_streams_count; i++) { + enum dc_status res; + + if (!dc_state_rem_all_planes_for_stream(dc, del_streams[i], context)) + return DC_FAIL_DETACH_SURFACES; + + res = dc_state_remove_stream(dc, context, del_streams[i]); + if (res != DC_OK) + return res; + } + + params.streams = context->streams; + params.stream_count = context->stream_count; + + return dc_commit_streams(dc, ¶ms); +} + +static void hpd_rx_irq_work_suspend(struct amdgpu_display_manager *dm) +{ + int i; + + if (dm->hpd_rx_offload_wq) { + for (i = 0; i < dm->dc->caps.max_links; i++) + flush_workqueue(dm->hpd_rx_offload_wq[i].wq); + } +} + +static int dm_cache_state(struct amdgpu_device *adev) +{ + int r; + + adev->dm.cached_state = drm_atomic_helper_suspend(adev_to_drm(adev)); + if (IS_ERR(adev->dm.cached_state)) { + r = PTR_ERR(adev->dm.cached_state); + adev->dm.cached_state = NULL; + } + + return adev->dm.cached_state ? 0 : r; +} + +static void dm_destroy_cached_state(struct amdgpu_device *adev) { - struct amdgpu_device *adev = handle; struct amdgpu_display_manager *dm = &adev->dm; - int ret = 0; + struct drm_device *ddev = adev_to_drm(adev); + struct dm_plane_state *dm_new_plane_state; + struct drm_plane_state *new_plane_state; + struct dm_crtc_state *dm_new_crtc_state; + struct drm_crtc_state *new_crtc_state; + struct drm_plane *plane; + struct drm_crtc *crtc; + int i; - s3_handle_mst(adev->ddev, true); + if (!dm->cached_state) + return; + + /* Force mode set in atomic commit */ + for_each_new_crtc_in_state(dm->cached_state, crtc, new_crtc_state, i) { + new_crtc_state->active_changed = true; + dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); + reset_freesync_config_for_crtc(dm_new_crtc_state); + } + + /* + * atomic_check is expected to create the dc states. We need to release + * them here, since they were duplicated as part of the suspend + * procedure. + */ + for_each_new_crtc_in_state(dm->cached_state, crtc, new_crtc_state, i) { + dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); + if (dm_new_crtc_state->stream) { + WARN_ON(kref_read(&dm_new_crtc_state->stream->refcount) > 1); + dc_stream_release(dm_new_crtc_state->stream); + dm_new_crtc_state->stream = NULL; + } + dm_new_crtc_state->base.color_mgmt_changed = true; + } + + for_each_new_plane_in_state(dm->cached_state, plane, new_plane_state, i) { + dm_new_plane_state = to_dm_plane_state(new_plane_state); + if (dm_new_plane_state->dc_state) { + WARN_ON(kref_read(&dm_new_plane_state->dc_state->refcount) > 1); + dc_plane_state_release(dm_new_plane_state->dc_state); + dm_new_plane_state->dc_state = NULL; + } + } + + drm_atomic_helper_resume(ddev, dm->cached_state); + + dm->cached_state = NULL; +} + +static int dm_suspend(struct amdgpu_ip_block *ip_block) +{ + struct amdgpu_device *adev = ip_block->adev; + struct amdgpu_display_manager *dm = &adev->dm; + + if (amdgpu_in_reset(adev)) { + enum dc_status res; + + mutex_lock(&dm->dc_lock); + + dc_allow_idle_optimizations(adev->dm.dc, false); + + dm->cached_dc_state = dc_state_create_copy(dm->dc->current_state); + + if (dm->cached_dc_state) + dm_gpureset_toggle_interrupts(adev, dm->cached_dc_state, false); + + res = amdgpu_dm_commit_zero_streams(dm->dc); + if (res != DC_OK) { + drm_err(adev_to_drm(adev), "Failed to commit zero streams: %d\n", res); + return -EINVAL; + } + + amdgpu_dm_irq_suspend(adev); + + hpd_rx_irq_work_suspend(dm); + + return 0; + } + + if (!adev->dm.cached_state) { + int r = dm_cache_state(adev); + + if (r) + return r; + } + + s3_handle_hdmi_cec(adev_to_drm(adev), true); + + s3_handle_mst(adev_to_drm(adev), true); amdgpu_dm_irq_suspend(adev); - WARN_ON(adev->dm.cached_state); - adev->dm.cached_state = drm_atomic_helper_suspend(adev->ddev); + hpd_rx_irq_work_suspend(dm); dc_set_power_state(dm->dc, DC_ACPI_CM_POWER_STATE_D3); - return ret; + if (dm->dc->caps.ips_support && adev->in_s0ix) + dc_allow_idle_optimizations(dm->dc, true); + + dc_dmub_srv_set_power_state(dm->dc->ctx->dmub_srv, DC_ACPI_CM_POWER_STATE_D3); + + return 0; } -static struct amdgpu_dm_connector * +struct drm_connector * amdgpu_dm_find_first_crtc_matching_connector(struct drm_atomic_state *state, struct drm_crtc *crtc) { - uint32_t i; + u32 i; struct drm_connector_state *new_con_state; struct drm_connector *connector; struct drm_crtc *crtc_from_state; @@ -811,7 +3247,7 @@ amdgpu_dm_find_first_crtc_matching_connector(struct drm_atomic_state *state, crtc_from_state = new_con_state->crtc; if (crtc_from_state == crtc) - return to_amdgpu_dm_connector(connector); + return connector; } return NULL; @@ -823,14 +3259,15 @@ static void emulated_link_detect(struct dc_link *link) struct display_sink_capability sink_caps = { 0 }; enum dc_edid_status edid_status; struct dc_context *dc_ctx = link->ctx; + struct drm_device *dev = adev_to_drm(dc_ctx->driver_context); struct dc_sink *sink = NULL; struct dc_sink *prev_sink = NULL; link->type = dc_connection_none; prev_sink = link->local_sink; - if (prev_sink != NULL) - dc_sink_retain(prev_sink); + if (prev_sink) + dc_sink_release(prev_sink); switch (link->connector_signal) { case SIGNAL_TYPE_HDMI_TYPE_A: { @@ -872,7 +3309,7 @@ static void emulated_link_detect(struct dc_link *link) } default: - DC_ERROR("Invalid connector type! signal:%d\n", + drm_err(dev, "Invalid connector type! signal:%d\n", link->connector_signal); return; } @@ -882,10 +3319,11 @@ static void emulated_link_detect(struct dc_link *link) sink = dc_sink_create(&sink_init_data); if (!sink) { - DC_ERROR("Failed to create sink!\n"); + drm_err(dev, "Failed to create sink!\n"); return; } + /* dc_sink_create returns a new reference */ link->local_sink = sink; edid_status = dm_helpers_read_local_edid( @@ -894,102 +3332,331 @@ static void emulated_link_detect(struct dc_link *link) sink); if (edid_status != EDID_OK) - DC_ERROR("Failed to read EDID"); + drm_err(dev, "Failed to read EDID\n"); } -static int dm_resume(void *handle) +static void dm_gpureset_commit_state(struct dc_state *dc_state, + struct amdgpu_display_manager *dm) { - struct amdgpu_device *adev = handle; - struct drm_device *ddev = adev->ddev; + struct { + struct dc_surface_update surface_updates[MAX_SURFACES]; + struct dc_plane_info plane_infos[MAX_SURFACES]; + struct dc_scaling_info scaling_infos[MAX_SURFACES]; + struct dc_flip_addrs flip_addrs[MAX_SURFACES]; + struct dc_stream_update stream_update; + } *bundle __free(kfree); + int k, m; + + bundle = kzalloc(sizeof(*bundle), GFP_KERNEL); + + if (!bundle) { + drm_err(dm->ddev, "Failed to allocate update bundle\n"); + return; + } + + for (k = 0; k < dc_state->stream_count; k++) { + bundle->stream_update.stream = dc_state->streams[k]; + + for (m = 0; m < dc_state->stream_status[k].plane_count; m++) { + bundle->surface_updates[m].surface = + dc_state->stream_status[k].plane_states[m]; + bundle->surface_updates[m].surface->force_full_update = + true; + } + + update_planes_and_stream_adapter(dm->dc, + UPDATE_TYPE_FULL, + dc_state->stream_status[k].plane_count, + dc_state->streams[k], + &bundle->stream_update, + bundle->surface_updates); + } +} + +static void apply_delay_after_dpcd_poweroff(struct amdgpu_device *adev, + struct dc_sink *sink) +{ + struct dc_panel_patch *ppatch = NULL; + + if (!sink) + return; + + ppatch = &sink->edid_caps.panel_patch; + if (ppatch->wait_after_dpcd_poweroff_ms) { + msleep(ppatch->wait_after_dpcd_poweroff_ms); + drm_dbg_driver(adev_to_drm(adev), + "%s: adding a %ds delay as w/a for panel\n", + __func__, + ppatch->wait_after_dpcd_poweroff_ms / 1000); + } +} + +/** + * amdgpu_dm_dump_links_and_sinks - Debug dump of all DC links and their sinks + * @adev: amdgpu device pointer + * + * Iterates through all DC links and dumps information about local and remote + * (MST) sinks. Should be called after connector detection is complete to see + * the final state of all links. + */ +static void amdgpu_dm_dump_links_and_sinks(struct amdgpu_device *adev) +{ + struct dc *dc = adev->dm.dc; + struct drm_device *dev = adev_to_drm(adev); + int li; + + if (!dc) + return; + + for (li = 0; li < dc->link_count; li++) { + struct dc_link *l = dc->links[li]; + const char *name = NULL; + int rs; + + if (!l) + continue; + if (l->local_sink && l->local_sink->edid_caps.display_name[0]) + name = l->local_sink->edid_caps.display_name; + else + name = "n/a"; + + drm_dbg_kms(dev, + "LINK_DUMP[%d]: local_sink=%p type=%d sink_signal=%d sink_count=%u edid_name=%s mst_capable=%d mst_alloc_streams=%d\n", + li, + l->local_sink, + l->type, + l->local_sink ? l->local_sink->sink_signal : SIGNAL_TYPE_NONE, + l->sink_count, + name, + l->dpcd_caps.is_mst_capable, + l->mst_stream_alloc_table.stream_count); + + /* Dump remote (MST) sinks if any */ + for (rs = 0; rs < l->sink_count; rs++) { + struct dc_sink *rsink = l->remote_sinks[rs]; + const char *rname = NULL; + + if (!rsink) + continue; + if (rsink->edid_caps.display_name[0]) + rname = rsink->edid_caps.display_name; + else + rname = "n/a"; + drm_dbg_kms(dev, + " REMOTE_SINK[%d:%d]: sink=%p signal=%d edid_name=%s\n", + li, rs, + rsink, + rsink->sink_signal, + rname); + } + } +} + +static int dm_resume(struct amdgpu_ip_block *ip_block) +{ + struct amdgpu_device *adev = ip_block->adev; + struct drm_device *ddev = adev_to_drm(adev); struct amdgpu_display_manager *dm = &adev->dm; struct amdgpu_dm_connector *aconnector; struct drm_connector *connector; - struct drm_crtc *crtc; - struct drm_crtc_state *new_crtc_state; - struct dm_crtc_state *dm_new_crtc_state; - struct drm_plane *plane; - struct drm_plane_state *new_plane_state; - struct dm_plane_state *dm_new_plane_state; + struct drm_connector_list_iter iter; + struct dm_atomic_state *dm_state = to_dm_atomic_state(dm->atomic_obj.state); enum dc_connection_type new_connection_type = dc_connection_none; - int i; + struct dc_state *dc_state; + int i, r, j; + struct dc_commit_streams_params commit_params = {}; + + if (dm->dc->caps.ips_support) { + dc_dmub_srv_apply_idle_power_optimizations(dm->dc, false); + } + + if (amdgpu_in_reset(adev)) { + dc_state = dm->cached_dc_state; + + /* + * The dc->current_state is backed up into dm->cached_dc_state + * before we commit 0 streams. + * + * DC will clear link encoder assignments on the real state + * but the changes won't propagate over to the copy we made + * before the 0 streams commit. + * + * DC expects that link encoder assignments are *not* valid + * when committing a state, so as a workaround we can copy + * off of the current state. + * + * We lose the previous assignments, but we had already + * commit 0 streams anyway. + */ + link_enc_cfg_copy(adev->dm.dc->current_state, dc_state); + + r = dm_dmub_hw_init(adev); + if (r) { + drm_err(adev_to_drm(adev), "DMUB interface failed to initialize: status=%d\n", r); + return r; + } + + dc_dmub_srv_set_power_state(dm->dc->ctx->dmub_srv, DC_ACPI_CM_POWER_STATE_D0); + dc_set_power_state(dm->dc, DC_ACPI_CM_POWER_STATE_D0); + + dc_resume(dm->dc); + + amdgpu_dm_irq_resume_early(adev); + + for (i = 0; i < dc_state->stream_count; i++) { + dc_state->streams[i]->mode_changed = true; + for (j = 0; j < dc_state->stream_status[i].plane_count; j++) { + dc_state->stream_status[i].plane_states[j]->update_flags.raw + = 0xffffffff; + } + } + + if (dc_is_dmub_outbox_supported(adev->dm.dc)) { + amdgpu_dm_outbox_init(adev); + dc_enable_dmub_outbox(adev->dm.dc); + } + + commit_params.streams = dc_state->streams; + commit_params.stream_count = dc_state->stream_count; + dc_exit_ips_for_hw_access(dm->dc); + WARN_ON(!dc_commit_streams(dm->dc, &commit_params)); + + dm_gpureset_commit_state(dm->cached_dc_state, dm); + + dm_gpureset_toggle_interrupts(adev, dm->cached_dc_state, true); + + dc_state_release(dm->cached_dc_state); + dm->cached_dc_state = NULL; + + amdgpu_dm_irq_resume_late(adev); + + mutex_unlock(&dm->dc_lock); + + /* set the backlight after a reset */ + for (i = 0; i < dm->num_of_edps; i++) { + if (dm->backlight_dev[i]) + amdgpu_dm_backlight_set_level(dm, i, dm->brightness[i]); + } + + return 0; + } + /* Recreate dc_state - DC invalidates it when setting power state to S3. */ + dc_state_release(dm_state->context); + dm_state->context = dc_state_create(dm->dc, NULL); + /* TODO: Remove dc_state->dccg, use dc->dccg directly. */ + + /* Before powering on DC we need to re-initialize DMUB. */ + dm_dmub_hw_resume(adev); + + /* Re-enable outbox interrupts for DPIA. */ + if (dc_is_dmub_outbox_supported(adev->dm.dc)) { + amdgpu_dm_outbox_init(adev); + dc_enable_dmub_outbox(adev->dm.dc); + } /* power on hardware */ + dc_dmub_srv_set_power_state(dm->dc->ctx->dmub_srv, DC_ACPI_CM_POWER_STATE_D0); dc_set_power_state(dm->dc, DC_ACPI_CM_POWER_STATE_D0); /* program HPD filter */ dc_resume(dm->dc); - /* On resume we need to rewrite the MSTM control bits to enamble MST*/ - s3_handle_mst(ddev, false); - /* * early enable HPD Rx IRQ, should be done before set mode as short * pulse interrupts are used for MST */ amdgpu_dm_irq_resume_early(adev); + s3_handle_hdmi_cec(ddev, false); + + /* On resume we need to rewrite the MSTM control bits to enable MST*/ + s3_handle_mst(ddev, false); + /* Do detection*/ - list_for_each_entry(connector, &ddev->mode_config.connector_list, head) { + drm_connector_list_iter_begin(ddev, &iter); + drm_for_each_connector_iter(connector, &iter) { + bool ret; + + if (connector->connector_type == DRM_MODE_CONNECTOR_WRITEBACK) + continue; + aconnector = to_amdgpu_dm_connector(connector); + if (!aconnector->dc_link) + continue; + /* - * this is the case when traversing through already created + * this is the case when traversing through already created end sink * MST connectors, should be skipped */ - if (aconnector->mst_port) + if (aconnector->mst_root) continue; - mutex_lock(&aconnector->hpd_lock); - if (!dc_link_detect_sink(aconnector->dc_link, &new_connection_type)) - DRM_ERROR("KMS: Failed to detect connector\n"); + guard(mutex)(&aconnector->hpd_lock); + if (!dc_link_detect_connection_type(aconnector->dc_link, &new_connection_type)) + drm_err(adev_to_drm(adev), "KMS: Failed to detect connector\n"); - if (aconnector->base.force && new_connection_type == dc_connection_none) + if (aconnector->base.force && new_connection_type == dc_connection_none) { emulated_link_detect(aconnector->dc_link); - else - dc_link_detect(aconnector->dc_link, DETECT_REASON_HPD); + } else { + guard(mutex)(&dm->dc_lock); + dc_exit_ips_for_hw_access(dm->dc); + ret = dc_link_detect(aconnector->dc_link, DETECT_REASON_RESUMEFROMS3S4); + if (ret) { + /* w/a delay for certain panels */ + apply_delay_after_dpcd_poweroff(adev, aconnector->dc_sink); + } + } if (aconnector->fake_enable && aconnector->dc_link->local_sink) aconnector->fake_enable = false; + if (aconnector->dc_sink) + dc_sink_release(aconnector->dc_sink); aconnector->dc_sink = NULL; amdgpu_dm_update_connector_after_detect(aconnector); - mutex_unlock(&aconnector->hpd_lock); } + drm_connector_list_iter_end(&iter); - /* Force mode set in atomic commit */ - for_each_new_crtc_in_state(dm->cached_state, crtc, new_crtc_state, i) - new_crtc_state->active_changed = true; + dm_destroy_cached_state(adev); - /* - * atomic_check is expected to create the dc states. We need to release - * them here, since they were duplicated as part of the suspend - * procedure. - */ - for_each_new_crtc_in_state(dm->cached_state, crtc, new_crtc_state, i) { - dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); - if (dm_new_crtc_state->stream) { - WARN_ON(kref_read(&dm_new_crtc_state->stream->refcount) > 1); - dc_stream_release(dm_new_crtc_state->stream); - dm_new_crtc_state->stream = NULL; - } - } + /* Do mst topology probing after resuming cached state*/ + drm_connector_list_iter_begin(ddev, &iter); + drm_for_each_connector_iter(connector, &iter) { + bool init = false; - for_each_new_plane_in_state(dm->cached_state, plane, new_plane_state, i) { - dm_new_plane_state = to_dm_plane_state(new_plane_state); - if (dm_new_plane_state->dc_state) { - WARN_ON(kref_read(&dm_new_plane_state->dc_state->refcount) > 1); - dc_plane_state_release(dm_new_plane_state->dc_state); - dm_new_plane_state->dc_state = NULL; + if (connector->connector_type == DRM_MODE_CONNECTOR_WRITEBACK) + continue; + + aconnector = to_amdgpu_dm_connector(connector); + if (aconnector->dc_link->type != dc_connection_mst_branch || + aconnector->mst_root) + continue; + + scoped_guard(mutex, &aconnector->mst_mgr.lock) { + init = !aconnector->mst_mgr.mst_primary; } + if (init) + dm_helpers_dp_mst_start_top_mgr(aconnector->dc_link->ctx, + aconnector->dc_link, false); + else + drm_dp_mst_topology_queue_probe(&aconnector->mst_mgr); } + drm_connector_list_iter_end(&iter); - drm_atomic_helper_resume(ddev, dm->cached_state); - - dm->cached_state = NULL; + /* Debug dump: list all DC links and their associated sinks after detection + * is complete for all connectors. This provides a comprehensive view of the + * final state without repeating the dump for each connector. + */ + amdgpu_dm_dump_links_and_sinks(adev); amdgpu_dm_irq_resume_late(adev); + amdgpu_dm_smu_write_watermarks_table(adev); + + drm_kms_helper_hotplug_event(ddev); + return 0; } @@ -1009,6 +3676,7 @@ static const struct amd_ip_funcs amdgpu_dm_funcs = { .late_init = dm_late_init, .sw_init = dm_sw_init, .sw_fini = dm_sw_fini, + .early_fini = amdgpu_dm_early_fini, .hw_init = dm_hw_init, .hw_fini = dm_hw_fini, .suspend = dm_suspend, @@ -1021,8 +3689,7 @@ static const struct amd_ip_funcs amdgpu_dm_funcs = { .set_powergating_state = dm_set_powergating_state, }; -const struct amdgpu_ip_block_version dm_ip_block = -{ +const struct amdgpu_ip_block_version dm_ip_block = { .type = AMD_IP_BLOCK_TYPE_DCE, .major = 1, .minor = 0, @@ -1039,28 +3706,100 @@ const struct amdgpu_ip_block_version dm_ip_block = static const struct drm_mode_config_funcs amdgpu_dm_mode_funcs = { .fb_create = amdgpu_display_user_framebuffer_create, - .output_poll_changed = drm_fb_helper_output_poll_changed, + .get_format_info = amdgpu_dm_plane_get_format_info, .atomic_check = amdgpu_dm_atomic_check, - .atomic_commit = amdgpu_dm_atomic_commit, + .atomic_commit = drm_atomic_helper_commit, }; static struct drm_mode_config_helper_funcs amdgpu_dm_mode_config_helperfuncs = { - .atomic_commit_tail = amdgpu_dm_atomic_commit_tail + .atomic_commit_tail = amdgpu_dm_atomic_commit_tail, + .atomic_commit_setup = amdgpu_dm_atomic_setup_commit, }; -static void -amdgpu_dm_update_connector_after_detect(struct amdgpu_dm_connector *aconnector) +static void update_connector_ext_caps(struct amdgpu_dm_connector *aconnector) +{ + const struct drm_panel_backlight_quirk *panel_backlight_quirk; + struct amdgpu_dm_backlight_caps *caps; + struct drm_connector *conn_base; + struct amdgpu_device *adev; + struct drm_luminance_range_info *luminance_range; + struct drm_device *drm; + + if (aconnector->bl_idx == -1 || + aconnector->dc_link->connector_signal != SIGNAL_TYPE_EDP) + return; + + conn_base = &aconnector->base; + drm = conn_base->dev; + adev = drm_to_adev(drm); + + caps = &adev->dm.backlight_caps[aconnector->bl_idx]; + caps->ext_caps = &aconnector->dc_link->dpcd_sink_ext_caps; + caps->aux_support = false; + + if (caps->ext_caps->bits.oled == 1 + /* + * || + * caps->ext_caps->bits.sdr_aux_backlight_control == 1 || + * caps->ext_caps->bits.hdr_aux_backlight_control == 1 + */) + caps->aux_support = true; + + if (amdgpu_backlight == 0) + caps->aux_support = false; + else if (amdgpu_backlight == 1) + caps->aux_support = true; + if (caps->aux_support) + aconnector->dc_link->backlight_control_type = BACKLIGHT_CONTROL_AMD_AUX; + + luminance_range = &conn_base->display_info.luminance_range; + + if (luminance_range->max_luminance) + caps->aux_max_input_signal = luminance_range->max_luminance; + else + caps->aux_max_input_signal = 512; + + if (luminance_range->min_luminance) + caps->aux_min_input_signal = luminance_range->min_luminance; + else + caps->aux_min_input_signal = 1; + + panel_backlight_quirk = + drm_get_panel_backlight_quirk(aconnector->drm_edid); + if (!IS_ERR_OR_NULL(panel_backlight_quirk)) { + if (panel_backlight_quirk->min_brightness) { + caps->min_input_signal = + panel_backlight_quirk->min_brightness - 1; + drm_info(drm, + "Applying panel backlight quirk, min_brightness: %d\n", + caps->min_input_signal); + } + if (panel_backlight_quirk->brightness_mask) { + drm_info(drm, + "Applying panel backlight quirk, brightness_mask: 0x%X\n", + panel_backlight_quirk->brightness_mask); + caps->brightness_mask = + panel_backlight_quirk->brightness_mask; + } + } +} + +DEFINE_FREE(sink_release, struct dc_sink *, if (_T) dc_sink_release(_T)) + +void amdgpu_dm_update_connector_after_detect( + struct amdgpu_dm_connector *aconnector) { struct drm_connector *connector = &aconnector->base; + struct dc_sink *sink __free(sink_release) = NULL; struct drm_device *dev = connector->dev; - struct dc_sink *sink; /* MST handled by drm_mst framework */ if (aconnector->mst_mgr.mst_state == true) return; - sink = aconnector->dc_link->local_sink; + if (sink) + dc_sink_retain(sink); /* * Edid mgmt connector gets first update only in mode_valid hook and then @@ -1074,7 +3813,7 @@ amdgpu_dm_update_connector_after_detect(struct amdgpu_dm_connector *aconnector) * For S3 resume with headless use eml_sink to fake stream * because on resume connector->sink is set to NULL */ - mutex_lock(&dev->mode_config.mutex); + guard(mutex)(&dev->mode_config.mutex); if (sink) { if (aconnector->dc_sink) { @@ -1085,21 +3824,20 @@ amdgpu_dm_update_connector_after_detect(struct amdgpu_dm_connector *aconnector) * to it anymore after disconnect, so on next crtc to connector * reshuffle by UMD we will get into unwanted dc_sink release */ - if (aconnector->dc_sink != aconnector->dc_em_sink) - dc_sink_release(aconnector->dc_sink); + dc_sink_release(aconnector->dc_sink); } aconnector->dc_sink = sink; + dc_sink_retain(aconnector->dc_sink); amdgpu_dm_update_freesync_caps(connector, - aconnector->edid); + aconnector->drm_edid); } else { amdgpu_dm_update_freesync_caps(connector, NULL); - if (!aconnector->dc_sink) + if (!aconnector->dc_sink) { aconnector->dc_sink = aconnector->dc_em_sink; - else if (aconnector->dc_sink != aconnector->dc_em_sink) dc_sink_retain(aconnector->dc_sink); + } } - mutex_unlock(&dev->mode_config.mutex); return; } @@ -1115,15 +3853,17 @@ amdgpu_dm_update_connector_after_detect(struct amdgpu_dm_connector *aconnector) * We got a DP short pulse (Link Loss, DP CTS, etc...). * Do nothing!! */ - DRM_DEBUG_DRIVER("DCHPD: connector_id=%d: dc_sink didn't change.\n", - aconnector->connector_id); + drm_dbg_kms(dev, "DCHPD: connector_id=%d: dc_sink didn't change.\n", + aconnector->connector_id); return; } - DRM_DEBUG_DRIVER("DCHPD: connector_id=%d: Old sink=%p New sink=%p\n", - aconnector->connector_id, aconnector->dc_sink, sink); + drm_dbg_kms(dev, "DCHPD: connector_id=%d: Old sink=%p New sink=%p\n", + aconnector->connector_id, aconnector->dc_sink, sink); - mutex_lock(&dev->mode_config.mutex); + /* When polling, DRM has already locked the mutex for us. */ + if (!drm_kms_helper_is_poll_worker()) + mutex_lock(&dev->mode_config.mutex); /* * 1. Update status of the drm connector @@ -1134,158 +3874,277 @@ amdgpu_dm_update_connector_after_detect(struct amdgpu_dm_connector *aconnector) * TODO: check if we still need the S3 mode update workaround. * If yes, put it here. */ - if (aconnector->dc_sink) + if (aconnector->dc_sink) { amdgpu_dm_update_freesync_caps(connector, NULL); + dc_sink_release(aconnector->dc_sink); + } aconnector->dc_sink = sink; + dc_sink_retain(aconnector->dc_sink); if (sink->dc_edid.length == 0) { - aconnector->edid = NULL; - drm_dp_cec_unset_edid(&aconnector->dm_dp_aux.aux); + aconnector->drm_edid = NULL; + hdmi_cec_unset_edid(aconnector); + if (aconnector->dc_link->aux_mode) { + drm_dp_cec_unset_edid(&aconnector->dm_dp_aux.aux); + } } else { - aconnector->edid = - (struct edid *) sink->dc_edid.raw_edid; + const struct edid *edid = (const struct edid *)sink->dc_edid.raw_edid; + aconnector->drm_edid = drm_edid_alloc(edid, sink->dc_edid.length); + drm_edid_connector_update(connector, aconnector->drm_edid); + + hdmi_cec_set_edid(aconnector); + if (aconnector->dc_link->aux_mode) + drm_dp_cec_attach(&aconnector->dm_dp_aux.aux, + connector->display_info.source_physical_address); + } - drm_connector_update_edid_property(connector, - aconnector->edid); - drm_dp_cec_set_edid(&aconnector->dm_dp_aux.aux, - aconnector->edid); + if (!aconnector->timing_requested) { + aconnector->timing_requested = + kzalloc(sizeof(struct dc_crtc_timing), GFP_KERNEL); + if (!aconnector->timing_requested) + drm_err(dev, + "failed to create aconnector->requested_timing\n"); } - amdgpu_dm_update_freesync_caps(connector, aconnector->edid); + amdgpu_dm_update_freesync_caps(connector, aconnector->drm_edid); + update_connector_ext_caps(aconnector); } else { + hdmi_cec_unset_edid(aconnector); drm_dp_cec_unset_edid(&aconnector->dm_dp_aux.aux); amdgpu_dm_update_freesync_caps(connector, NULL); - drm_connector_update_edid_property(connector, NULL); aconnector->num_modes = 0; + dc_sink_release(aconnector->dc_sink); aconnector->dc_sink = NULL; - aconnector->edid = NULL; + drm_edid_free(aconnector->drm_edid); + aconnector->drm_edid = NULL; + kfree(aconnector->timing_requested); + aconnector->timing_requested = NULL; + /* Set CP to DESIRED if it was ENABLED, so we can re-enable it again on hotplug */ + if (connector->state->content_protection == DRM_MODE_CONTENT_PROTECTION_ENABLED) + connector->state->content_protection = DRM_MODE_CONTENT_PROTECTION_DESIRED; } - mutex_unlock(&dev->mode_config.mutex); + update_subconnector_property(aconnector); + + /* When polling, the mutex will be unlocked for us by DRM. */ + if (!drm_kms_helper_is_poll_worker()) + mutex_unlock(&dev->mode_config.mutex); } -static void handle_hpd_irq(void *param) +static bool are_sinks_equal(const struct dc_sink *sink1, const struct dc_sink *sink2) +{ + if (!sink1 || !sink2) + return false; + if (sink1->sink_signal != sink2->sink_signal) + return false; + + if (sink1->dc_edid.length != sink2->dc_edid.length) + return false; + + if (memcmp(sink1->dc_edid.raw_edid, sink2->dc_edid.raw_edid, + sink1->dc_edid.length) != 0) + return false; + return true; +} + + +/** + * DOC: hdmi_hpd_debounce_work + * + * HDMI HPD debounce delay in milliseconds. When an HDMI display toggles HPD + * (such as during power save transitions), this delay determines how long to + * wait before processing the HPD event. This allows distinguishing between a + * physical unplug (>hdmi_hpd_debounce_delay) + * and a spontaneous RX HPD toggle (<hdmi_hpd_debounce_delay). + * + * If the toggle is less than this delay, the driver compares sink capabilities + * and permits a hotplug event if they changed. + * + * The default value of 1500ms was chosen based on experimental testing with + * various monitors that exhibit spontaneous HPD toggling behavior. + */ +static void hdmi_hpd_debounce_work(struct work_struct *work) +{ + struct amdgpu_dm_connector *aconnector = + container_of(to_delayed_work(work), struct amdgpu_dm_connector, + hdmi_hpd_debounce_work); + struct drm_connector *connector = &aconnector->base; + struct drm_device *dev = connector->dev; + struct amdgpu_device *adev = drm_to_adev(dev); + struct dc *dc = aconnector->dc_link->ctx->dc; + bool fake_reconnect = false; + bool reallow_idle = false; + bool ret = false; + guard(mutex)(&aconnector->hpd_lock); + + /* Re-detect the display */ + scoped_guard(mutex, &adev->dm.dc_lock) { + if (dc->caps.ips_support && dc->ctx->dmub_srv->idle_allowed) { + dc_allow_idle_optimizations(dc, false); + reallow_idle = true; + } + ret = dc_link_detect(aconnector->dc_link, DETECT_REASON_HPD); + } + + if (ret) { + /* Apply workaround delay for certain panels */ + apply_delay_after_dpcd_poweroff(adev, aconnector->dc_sink); + /* Compare sinks to determine if this was a spontaneous HPD toggle */ + if (are_sinks_equal(aconnector->dc_link->local_sink, aconnector->hdmi_prev_sink)) { + /* + * Sinks match - this was a spontaneous HDMI HPD toggle. + */ + drm_dbg_kms(dev, "HDMI HPD: Sink unchanged after debounce, internal re-enable\n"); + fake_reconnect = true; + } + + /* Update connector state */ + amdgpu_dm_update_connector_after_detect(aconnector); + + drm_modeset_lock_all(dev); + dm_restore_drm_connector_state(dev, connector); + drm_modeset_unlock_all(dev); + + /* Only notify OS if sink actually changed */ + if (!fake_reconnect && aconnector->base.force == DRM_FORCE_UNSPECIFIED) + drm_kms_helper_hotplug_event(dev); + } + + /* Release the cached sink reference */ + if (aconnector->hdmi_prev_sink) { + dc_sink_release(aconnector->hdmi_prev_sink); + aconnector->hdmi_prev_sink = NULL; + } + + scoped_guard(mutex, &adev->dm.dc_lock) { + if (reallow_idle && dc->caps.ips_support) + dc_allow_idle_optimizations(dc, true); + } +} + +static void handle_hpd_irq_helper(struct amdgpu_dm_connector *aconnector) { - struct amdgpu_dm_connector *aconnector = (struct amdgpu_dm_connector *)param; struct drm_connector *connector = &aconnector->base; struct drm_device *dev = connector->dev; enum dc_connection_type new_connection_type = dc_connection_none; + struct amdgpu_device *adev = drm_to_adev(dev); + struct dm_connector_state *dm_con_state = to_dm_connector_state(connector->state); + struct dc *dc = aconnector->dc_link->ctx->dc; + bool ret = false; + bool debounce_required = false; + + if (adev->dm.disable_hpd_irq) + return; /* * In case of failure or MST no need to update connector status or notify the OS * since (for MST case) MST does this in its own context. */ - mutex_lock(&aconnector->hpd_lock); + guard(mutex)(&aconnector->hpd_lock); + if (adev->dm.hdcp_workqueue) { + hdcp_reset_display(adev->dm.hdcp_workqueue, aconnector->dc_link->link_index); + dm_con_state->update_hdcp = true; + } if (aconnector->fake_enable) aconnector->fake_enable = false; - if (!dc_link_detect_sink(aconnector->dc_link, &new_connection_type)) - DRM_ERROR("KMS: Failed to detect connector\n"); + aconnector->timing_changed = false; + + if (!dc_link_detect_connection_type(aconnector->dc_link, &new_connection_type)) + drm_err(adev_to_drm(adev), "KMS: Failed to detect connector\n"); + + /* + * Check for HDMI disconnect with debounce enabled. + */ + debounce_required = (aconnector->hdmi_hpd_debounce_delay_ms > 0 && + dc_is_hdmi_signal(aconnector->dc_link->connector_signal) && + new_connection_type == dc_connection_none && + aconnector->dc_link->local_sink != NULL); if (aconnector->base.force && new_connection_type == dc_connection_none) { emulated_link_detect(aconnector->dc_link); - drm_modeset_lock_all(dev); dm_restore_drm_connector_state(dev, connector); drm_modeset_unlock_all(dev); if (aconnector->base.force == DRM_FORCE_UNSPECIFIED) - drm_kms_helper_hotplug_event(dev); + drm_kms_helper_connector_hotplug_event(connector); + } else if (debounce_required) { + /* + * HDMI disconnect detected - schedule delayed work instead of + * processing immediately. This allows us to coalesce spurious + * HDMI signals from physical unplugs. + */ + drm_dbg_kms(dev, "HDMI HPD: Disconnect detected, scheduling debounce work (%u ms)\n", + aconnector->hdmi_hpd_debounce_delay_ms); + + /* Cache the current sink for later comparison */ + if (aconnector->hdmi_prev_sink) + dc_sink_release(aconnector->hdmi_prev_sink); + aconnector->hdmi_prev_sink = aconnector->dc_link->local_sink; + if (aconnector->hdmi_prev_sink) + dc_sink_retain(aconnector->hdmi_prev_sink); + + /* Schedule delayed detection. */ + if (mod_delayed_work(system_wq, + &aconnector->hdmi_hpd_debounce_work, + msecs_to_jiffies(aconnector->hdmi_hpd_debounce_delay_ms))) + drm_dbg_kms(dev, "HDMI HPD: Re-scheduled debounce work\n"); - } else if (dc_link_detect(aconnector->dc_link, DETECT_REASON_HPD)) { - amdgpu_dm_update_connector_after_detect(aconnector); + } else { + /* If the aconnector->hdmi_hpd_debounce_work is scheduled, exit early */ + if (delayed_work_pending(&aconnector->hdmi_hpd_debounce_work)) + return; - drm_modeset_lock_all(dev); - dm_restore_drm_connector_state(dev, connector); - drm_modeset_unlock_all(dev); + scoped_guard(mutex, &adev->dm.dc_lock) { + dc_exit_ips_for_hw_access(dc); + ret = dc_link_detect(aconnector->dc_link, DETECT_REASON_HPD); + } + if (ret) { + /* w/a delay for certain panels */ + apply_delay_after_dpcd_poweroff(adev, aconnector->dc_sink); + amdgpu_dm_update_connector_after_detect(aconnector); - if (aconnector->base.force == DRM_FORCE_UNSPECIFIED) - drm_kms_helper_hotplug_event(dev); - } - mutex_unlock(&aconnector->hpd_lock); + drm_modeset_lock_all(dev); + dm_restore_drm_connector_state(dev, connector); + drm_modeset_unlock_all(dev); + if (aconnector->base.force == DRM_FORCE_UNSPECIFIED) + drm_kms_helper_connector_hotplug_event(connector); + } + } } -static void dm_handle_hpd_rx_irq(struct amdgpu_dm_connector *aconnector) +static void handle_hpd_irq(void *param) { - uint8_t esi[DP_PSR_ERROR_STATUS - DP_SINK_COUNT_ESI] = { 0 }; - uint8_t dret; - bool new_irq_handled = false; - int dpcd_addr; - int dpcd_bytes_to_read; - - const int max_process_count = 30; - int process_count = 0; + struct amdgpu_dm_connector *aconnector = (struct amdgpu_dm_connector *)param; - const struct dc_link_status *link_status = dc_link_get_status(aconnector->dc_link); + handle_hpd_irq_helper(aconnector); - if (link_status->dpcd_caps->dpcd_rev.raw < 0x12) { - dpcd_bytes_to_read = DP_LANE0_1_STATUS - DP_SINK_COUNT; - /* DPCD 0x200 - 0x201 for downstream IRQ */ - dpcd_addr = DP_SINK_COUNT; - } else { - dpcd_bytes_to_read = DP_PSR_ERROR_STATUS - DP_SINK_COUNT_ESI; - /* DPCD 0x2002 - 0x2005 for downstream IRQ */ - dpcd_addr = DP_SINK_COUNT_ESI; - } - - dret = drm_dp_dpcd_read( - &aconnector->dm_dp_aux.aux, - dpcd_addr, - esi, - dpcd_bytes_to_read); - - while (dret == dpcd_bytes_to_read && - process_count < max_process_count) { - uint8_t retry; - dret = 0; - - process_count++; - - DRM_DEBUG_DRIVER("ESI %02x %02x %02x\n", esi[0], esi[1], esi[2]); - /* handle HPD short pulse irq */ - if (aconnector->mst_mgr.mst_state) - drm_dp_mst_hpd_irq( - &aconnector->mst_mgr, - esi, - &new_irq_handled); - - if (new_irq_handled) { - /* ACK at DPCD to notify down stream */ - const int ack_dpcd_bytes_to_write = - dpcd_bytes_to_read - 1; - - for (retry = 0; retry < 3; retry++) { - uint8_t wret; - - wret = drm_dp_dpcd_write( - &aconnector->dm_dp_aux.aux, - dpcd_addr + 1, - &esi[1], - ack_dpcd_bytes_to_write); - if (wret == ack_dpcd_bytes_to_write) - break; - } +} - /* check if there is new irq to be handled */ - dret = drm_dp_dpcd_read( - &aconnector->dm_dp_aux.aux, - dpcd_addr, - esi, - dpcd_bytes_to_read); +static void schedule_hpd_rx_offload_work(struct amdgpu_device *adev, struct hpd_rx_irq_offload_work_queue *offload_wq, + union hpd_irq_data hpd_irq_data) +{ + struct hpd_rx_irq_offload_work *offload_work = + kzalloc(sizeof(*offload_work), GFP_KERNEL); - new_irq_handled = false; - } else { - break; - } + if (!offload_work) { + drm_err(adev_to_drm(adev), "Failed to allocate hpd_rx_irq_offload_work.\n"); + return; } - if (process_count == max_process_count) - DRM_DEBUG_DRIVER("Loop exceeded max iterations\n"); + INIT_WORK(&offload_work->work, dm_handle_hpd_rx_offload_work); + offload_work->data = hpd_irq_data; + offload_work->offload_wq = offload_wq; + offload_work->adev = adev; + + queue_work(offload_wq->wq, &offload_work->work); + DRM_DEBUG_KMS("queue work to handle hpd_rx offload work"); } static void handle_hpd_rx_irq(void *param) @@ -1295,21 +4154,85 @@ static void handle_hpd_rx_irq(void *param) struct drm_device *dev = connector->dev; struct dc_link *dc_link = aconnector->dc_link; bool is_mst_root_connector = aconnector->mst_mgr.mst_state; + bool result = false; enum dc_connection_type new_connection_type = dc_connection_none; + struct amdgpu_device *adev = drm_to_adev(dev); + union hpd_irq_data hpd_irq_data; + bool link_loss = false; + bool has_left_work = false; + int idx = dc_link->link_index; + struct hpd_rx_irq_offload_work_queue *offload_wq = &adev->dm.hpd_rx_offload_wq[idx]; + struct dc *dc = aconnector->dc_link->ctx->dc; + + memset(&hpd_irq_data, 0, sizeof(hpd_irq_data)); + + if (adev->dm.disable_hpd_irq) + return; /* * TODO:Temporary add mutex to protect hpd interrupt not have a gpio * conflict, after implement i2c helper, this mutex should be * retired. */ - if (dc_link->type != dc_connection_mst_branch) - mutex_lock(&aconnector->hpd_lock); + mutex_lock(&aconnector->hpd_lock); + + result = dc_link_handle_hpd_rx_irq(dc_link, &hpd_irq_data, + &link_loss, true, &has_left_work); + + if (!has_left_work) + goto out; + + if (hpd_irq_data.bytes.device_service_irq.bits.AUTOMATED_TEST) { + schedule_hpd_rx_offload_work(adev, offload_wq, hpd_irq_data); + goto out; + } + + if (dc_link_dp_allow_hpd_rx_irq(dc_link)) { + if (hpd_irq_data.bytes.device_service_irq.bits.UP_REQ_MSG_RDY || + hpd_irq_data.bytes.device_service_irq.bits.DOWN_REP_MSG_RDY) { + bool skip = false; + + /* + * DOWN_REP_MSG_RDY is also handled by polling method + * mgr->cbs->poll_hpd_irq() + */ + spin_lock(&offload_wq->offload_lock); + skip = offload_wq->is_handling_mst_msg_rdy_event; + + if (!skip) + offload_wq->is_handling_mst_msg_rdy_event = true; + + spin_unlock(&offload_wq->offload_lock); + + if (!skip) + schedule_hpd_rx_offload_work(adev, offload_wq, hpd_irq_data); + + goto out; + } + + if (link_loss) { + bool skip = false; + + spin_lock(&offload_wq->offload_lock); + skip = offload_wq->is_handling_link_loss; + + if (!skip) + offload_wq->is_handling_link_loss = true; + + spin_unlock(&offload_wq->offload_lock); + + if (!skip) + schedule_hpd_rx_offload_work(adev, offload_wq, hpd_irq_data); - if (dc_link_handle_hpd_rx_irq(dc_link, NULL, NULL) && - !is_mst_root_connector) { + goto out; + } + } + +out: + if (result && !is_mst_root_connector) { /* Downstream Port status changed. */ - if (!dc_link_detect_sink(dc_link, &new_connection_type)) - DRM_ERROR("KMS: Failed to detect connector\n"); + if (!dc_link_detect_connection_type(dc_link, &new_connection_type)) + drm_err(adev_to_drm(adev), "KMS: Failed to detect connector\n"); if (aconnector->base.force && new_connection_type == dc_connection_none) { emulated_link_detect(dc_link); @@ -1324,35 +4247,43 @@ static void handle_hpd_rx_irq(void *param) dm_restore_drm_connector_state(dev, connector); drm_modeset_unlock_all(dev); - drm_kms_helper_hotplug_event(dev); - } else if (dc_link_detect(dc_link, DETECT_REASON_HPDRX)) { + drm_kms_helper_connector_hotplug_event(connector); + } else { + bool ret = false; - if (aconnector->fake_enable) - aconnector->fake_enable = false; + mutex_lock(&adev->dm.dc_lock); + dc_exit_ips_for_hw_access(dc); + ret = dc_link_detect(dc_link, DETECT_REASON_HPDRX); + mutex_unlock(&adev->dm.dc_lock); - amdgpu_dm_update_connector_after_detect(aconnector); + if (ret) { + if (aconnector->fake_enable) + aconnector->fake_enable = false; + amdgpu_dm_update_connector_after_detect(aconnector); - drm_modeset_lock_all(dev); - dm_restore_drm_connector_state(dev, connector); - drm_modeset_unlock_all(dev); + drm_modeset_lock_all(dev); + dm_restore_drm_connector_state(dev, connector); + drm_modeset_unlock_all(dev); - drm_kms_helper_hotplug_event(dev); + drm_kms_helper_connector_hotplug_event(connector); + } } } - if ((dc_link->cur_link_settings.lane_count != LANE_COUNT_UNKNOWN) || - (dc_link->type == dc_connection_mst_branch)) - dm_handle_hpd_rx_irq(aconnector); + if (hpd_irq_data.bytes.device_service_irq.bits.CP_IRQ) { + if (adev->dm.hdcp_workqueue) + hdcp_handle_cpirq(adev->dm.hdcp_workqueue, aconnector->base.index); + } - if (dc_link->type != dc_connection_mst_branch) { + if (dc_link->type != dc_connection_mst_branch) drm_dp_cec_irq(&aconnector->dm_dp_aux.aux); - mutex_unlock(&aconnector->hpd_lock); - } + + mutex_unlock(&aconnector->hpd_lock); } -static void register_hpd_handlers(struct amdgpu_device *adev) +static int register_hpd_handlers(struct amdgpu_device *adev) { - struct drm_device *dev = adev->ddev; + struct drm_device *dev = adev_to_drm(adev); struct drm_connector *connector; struct amdgpu_dm_connector *aconnector; const struct dc_link *dc_link; @@ -1361,34 +4292,171 @@ static void register_hpd_handlers(struct amdgpu_device *adev) int_params.requested_polarity = INTERRUPT_POLARITY_DEFAULT; int_params.current_polarity = INTERRUPT_POLARITY_DEFAULT; + if (dc_is_dmub_outbox_supported(adev->dm.dc)) { + if (!register_dmub_notify_callback(adev, DMUB_NOTIFICATION_HPD, + dmub_hpd_callback, true)) { + drm_err(adev_to_drm(adev), "fail to register dmub hpd callback"); + return -EINVAL; + } + + if (!register_dmub_notify_callback(adev, DMUB_NOTIFICATION_HPD_IRQ, + dmub_hpd_callback, true)) { + drm_err(adev_to_drm(adev), "fail to register dmub hpd callback"); + return -EINVAL; + } + + if (!register_dmub_notify_callback(adev, DMUB_NOTIFICATION_HPD_SENSE_NOTIFY, + dmub_hpd_sense_callback, true)) { + drm_err(adev_to_drm(adev), "fail to register dmub hpd sense callback"); + return -EINVAL; + } + } + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + if (connector->connector_type == DRM_MODE_CONNECTOR_WRITEBACK) + continue; + aconnector = to_amdgpu_dm_connector(connector); dc_link = aconnector->dc_link; - if (DC_IRQ_SOURCE_INVALID != dc_link->irq_source_hpd) { + if (dc_link->irq_source_hpd != DC_IRQ_SOURCE_INVALID) { int_params.int_context = INTERRUPT_LOW_IRQ_CONTEXT; int_params.irq_source = dc_link->irq_source_hpd; - amdgpu_dm_irq_register_interrupt(adev, &int_params, - handle_hpd_irq, - (void *) aconnector); + if (int_params.irq_source == DC_IRQ_SOURCE_INVALID || + int_params.irq_source < DC_IRQ_SOURCE_HPD1 || + int_params.irq_source > DC_IRQ_SOURCE_HPD6) { + drm_err(adev_to_drm(adev), "Failed to register hpd irq!\n"); + return -EINVAL; + } + + if (!amdgpu_dm_irq_register_interrupt(adev, &int_params, + handle_hpd_irq, (void *) aconnector)) + return -ENOMEM; } - if (DC_IRQ_SOURCE_INVALID != dc_link->irq_source_hpd_rx) { + if (dc_link->irq_source_hpd_rx != DC_IRQ_SOURCE_INVALID) { /* Also register for DP short pulse (hpd_rx). */ int_params.int_context = INTERRUPT_LOW_IRQ_CONTEXT; int_params.irq_source = dc_link->irq_source_hpd_rx; - amdgpu_dm_irq_register_interrupt(adev, &int_params, - handle_hpd_rx_irq, - (void *) aconnector); + if (int_params.irq_source == DC_IRQ_SOURCE_INVALID || + int_params.irq_source < DC_IRQ_SOURCE_HPD1RX || + int_params.irq_source > DC_IRQ_SOURCE_HPD6RX) { + drm_err(adev_to_drm(adev), "Failed to register hpd rx irq!\n"); + return -EINVAL; + } + + if (!amdgpu_dm_irq_register_interrupt(adev, &int_params, + handle_hpd_rx_irq, (void *) aconnector)) + return -ENOMEM; } } + return 0; } +#if defined(CONFIG_DRM_AMD_DC_SI) +/* Register IRQ sources and initialize IRQ callbacks */ +static int dce60_register_irq_handlers(struct amdgpu_device *adev) +{ + struct dc *dc = adev->dm.dc; + struct common_irq_params *c_irq_params; + struct dc_interrupt_params int_params = {0}; + int r; + int i; + unsigned int client_id = AMDGPU_IRQ_CLIENTID_LEGACY; + + int_params.requested_polarity = INTERRUPT_POLARITY_DEFAULT; + int_params.current_polarity = INTERRUPT_POLARITY_DEFAULT; + + /* + * Actions of amdgpu_irq_add_id(): + * 1. Register a set() function with base driver. + * Base driver will call set() function to enable/disable an + * interrupt in DC hardware. + * 2. Register amdgpu_dm_irq_handler(). + * Base driver will call amdgpu_dm_irq_handler() for ALL interrupts + * coming from DC hardware. + * amdgpu_dm_irq_handler() will re-direct the interrupt to DC + * for acknowledging and handling. + */ + + /* Use VBLANK interrupt */ + for (i = 0; i < adev->mode_info.num_crtc; i++) { + r = amdgpu_irq_add_id(adev, client_id, i + 1, &adev->crtc_irq); + if (r) { + drm_err(adev_to_drm(adev), "Failed to add crtc irq id!\n"); + return r; + } + + int_params.int_context = INTERRUPT_HIGH_IRQ_CONTEXT; + int_params.irq_source = + dc_interrupt_to_irq_source(dc, i + 1, 0); + + if (int_params.irq_source == DC_IRQ_SOURCE_INVALID || + int_params.irq_source < DC_IRQ_SOURCE_VBLANK1 || + int_params.irq_source > DC_IRQ_SOURCE_VBLANK6) { + drm_err(adev_to_drm(adev), "Failed to register vblank irq!\n"); + return -EINVAL; + } + + c_irq_params = &adev->dm.vblank_params[int_params.irq_source - DC_IRQ_SOURCE_VBLANK1]; + + c_irq_params->adev = adev; + c_irq_params->irq_src = int_params.irq_source; + + if (!amdgpu_dm_irq_register_interrupt(adev, &int_params, + dm_crtc_high_irq, c_irq_params)) + return -ENOMEM; + } + + /* Use GRPH_PFLIP interrupt */ + for (i = VISLANDS30_IV_SRCID_D1_GRPH_PFLIP; + i <= VISLANDS30_IV_SRCID_D6_GRPH_PFLIP; i += 2) { + r = amdgpu_irq_add_id(adev, client_id, i, &adev->pageflip_irq); + if (r) { + drm_err(adev_to_drm(adev), "Failed to add page flip irq id!\n"); + return r; + } + + int_params.int_context = INTERRUPT_HIGH_IRQ_CONTEXT; + int_params.irq_source = + dc_interrupt_to_irq_source(dc, i, 0); + + if (int_params.irq_source == DC_IRQ_SOURCE_INVALID || + int_params.irq_source < DC_IRQ_SOURCE_PFLIP_FIRST || + int_params.irq_source > DC_IRQ_SOURCE_PFLIP_LAST) { + drm_err(adev_to_drm(adev), "Failed to register pflip irq!\n"); + return -EINVAL; + } + + c_irq_params = &adev->dm.pflip_params[int_params.irq_source - DC_IRQ_SOURCE_PFLIP_FIRST]; + + c_irq_params->adev = adev; + c_irq_params->irq_src = int_params.irq_source; + + if (!amdgpu_dm_irq_register_interrupt(adev, &int_params, + dm_pflip_high_irq, c_irq_params)) + return -ENOMEM; + } + + /* HPD */ + r = amdgpu_irq_add_id(adev, client_id, + VISLANDS30_IV_SRCID_HOTPLUG_DETECT_A, &adev->hpd_irq); + if (r) { + drm_err(adev_to_drm(adev), "Failed to add hpd irq id!\n"); + return r; + } + + r = register_hpd_handlers(adev); + + return r; +} +#endif + /* Register IRQ sources and initialize IRQ callbacks */ static int dce110_register_irq_handlers(struct amdgpu_device *adev) { @@ -1397,12 +4465,9 @@ static int dce110_register_irq_handlers(struct amdgpu_device *adev) struct dc_interrupt_params int_params = {0}; int r; int i; - unsigned client_id = AMDGPU_IRQ_CLIENTID_LEGACY; + unsigned int client_id = AMDGPU_IRQ_CLIENTID_LEGACY; - if (adev->asic_type == CHIP_VEGA10 || - adev->asic_type == CHIP_VEGA12 || - adev->asic_type == CHIP_VEGA20 || - adev->asic_type == CHIP_RAVEN) + if (adev->family >= AMDGPU_FAMILY_AI) client_id = SOC15_IH_CLIENTID_DCE; int_params.requested_polarity = INTERRUPT_POLARITY_DEFAULT; @@ -1417,13 +4482,14 @@ static int dce110_register_irq_handlers(struct amdgpu_device *adev) * Base driver will call amdgpu_dm_irq_handler() for ALL interrupts * coming from DC hardware. * amdgpu_dm_irq_handler() will re-direct the interrupt to DC - * for acknowledging and handling. */ + * for acknowledging and handling. + */ /* Use VBLANK interrupt */ for (i = VISLANDS30_IV_SRCID_D1_VERTICAL_INTERRUPT0; i <= VISLANDS30_IV_SRCID_D6_VERTICAL_INTERRUPT0; i++) { r = amdgpu_irq_add_id(adev, client_id, i, &adev->crtc_irq); if (r) { - DRM_ERROR("Failed to add crtc irq id!\n"); + drm_err(adev_to_drm(adev), "Failed to add crtc irq id!\n"); return r; } @@ -1431,13 +4497,50 @@ static int dce110_register_irq_handlers(struct amdgpu_device *adev) int_params.irq_source = dc_interrupt_to_irq_source(dc, i, 0); + if (int_params.irq_source == DC_IRQ_SOURCE_INVALID || + int_params.irq_source < DC_IRQ_SOURCE_VBLANK1 || + int_params.irq_source > DC_IRQ_SOURCE_VBLANK6) { + drm_err(adev_to_drm(adev), "Failed to register vblank irq!\n"); + return -EINVAL; + } + c_irq_params = &adev->dm.vblank_params[int_params.irq_source - DC_IRQ_SOURCE_VBLANK1]; c_irq_params->adev = adev; c_irq_params->irq_src = int_params.irq_source; - amdgpu_dm_irq_register_interrupt(adev, &int_params, - dm_crtc_high_irq, c_irq_params); + if (!amdgpu_dm_irq_register_interrupt(adev, &int_params, + dm_crtc_high_irq, c_irq_params)) + return -ENOMEM; + } + + /* Use VUPDATE interrupt */ + for (i = VISLANDS30_IV_SRCID_D1_V_UPDATE_INT; i <= VISLANDS30_IV_SRCID_D6_V_UPDATE_INT; i += 2) { + r = amdgpu_irq_add_id(adev, client_id, i, &adev->vupdate_irq); + if (r) { + drm_err(adev_to_drm(adev), "Failed to add vupdate irq id!\n"); + return r; + } + + int_params.int_context = INTERRUPT_HIGH_IRQ_CONTEXT; + int_params.irq_source = + dc_interrupt_to_irq_source(dc, i, 0); + + if (int_params.irq_source == DC_IRQ_SOURCE_INVALID || + int_params.irq_source < DC_IRQ_SOURCE_VUPDATE1 || + int_params.irq_source > DC_IRQ_SOURCE_VUPDATE6) { + drm_err(adev_to_drm(adev), "Failed to register vupdate irq!\n"); + return -EINVAL; + } + + c_irq_params = &adev->dm.vupdate_params[int_params.irq_source - DC_IRQ_SOURCE_VUPDATE1]; + + c_irq_params->adev = adev; + c_irq_params->irq_src = int_params.irq_source; + + if (!amdgpu_dm_irq_register_interrupt(adev, &int_params, + dm_vupdate_high_irq, c_irq_params)) + return -ENOMEM; } /* Use GRPH_PFLIP interrupt */ @@ -1445,7 +4548,7 @@ static int dce110_register_irq_handlers(struct amdgpu_device *adev) i <= VISLANDS30_IV_SRCID_D6_GRPH_PFLIP; i += 2) { r = amdgpu_irq_add_id(adev, client_id, i, &adev->pageflip_irq); if (r) { - DRM_ERROR("Failed to add page flip irq id!\n"); + drm_err(adev_to_drm(adev), "Failed to add page flip irq id!\n"); return r; } @@ -1453,30 +4556,36 @@ static int dce110_register_irq_handlers(struct amdgpu_device *adev) int_params.irq_source = dc_interrupt_to_irq_source(dc, i, 0); + if (int_params.irq_source == DC_IRQ_SOURCE_INVALID || + int_params.irq_source < DC_IRQ_SOURCE_PFLIP_FIRST || + int_params.irq_source > DC_IRQ_SOURCE_PFLIP_LAST) { + drm_err(adev_to_drm(adev), "Failed to register pflip irq!\n"); + return -EINVAL; + } + c_irq_params = &adev->dm.pflip_params[int_params.irq_source - DC_IRQ_SOURCE_PFLIP_FIRST]; c_irq_params->adev = adev; c_irq_params->irq_src = int_params.irq_source; - amdgpu_dm_irq_register_interrupt(adev, &int_params, - dm_pflip_high_irq, c_irq_params); - + if (!amdgpu_dm_irq_register_interrupt(adev, &int_params, + dm_pflip_high_irq, c_irq_params)) + return -ENOMEM; } /* HPD */ r = amdgpu_irq_add_id(adev, client_id, VISLANDS30_IV_SRCID_HOTPLUG_DETECT_A, &adev->hpd_irq); if (r) { - DRM_ERROR("Failed to add hpd irq id!\n"); + drm_err(adev_to_drm(adev), "Failed to add hpd irq id!\n"); return r; } - register_hpd_handlers(adev); + r = register_hpd_handlers(adev); - return 0; + return r; } -#if defined(CONFIG_DRM_AMD_DC_DCN1_0) /* Register IRQ sources and initialize IRQ callbacks */ static int dcn10_register_irq_handlers(struct amdgpu_device *adev) { @@ -1485,6 +4594,16 @@ static int dcn10_register_irq_handlers(struct amdgpu_device *adev) struct dc_interrupt_params int_params = {0}; int r; int i; +#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) + static const unsigned int vrtl_int_srcid[] = { + DCN_1_0__SRCID__OTG1_VERTICAL_INTERRUPT0_CONTROL, + DCN_1_0__SRCID__OTG2_VERTICAL_INTERRUPT0_CONTROL, + DCN_1_0__SRCID__OTG3_VERTICAL_INTERRUPT0_CONTROL, + DCN_1_0__SRCID__OTG4_VERTICAL_INTERRUPT0_CONTROL, + DCN_1_0__SRCID__OTG5_VERTICAL_INTERRUPT0_CONTROL, + DCN_1_0__SRCID__OTG6_VERTICAL_INTERRUPT0_CONTROL + }; +#endif int_params.requested_polarity = INTERRUPT_POLARITY_DEFAULT; int_params.current_polarity = INTERRUPT_POLARITY_DEFAULT; @@ -1508,7 +4627,7 @@ static int dcn10_register_irq_handlers(struct amdgpu_device *adev) r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_DCE, i, &adev->crtc_irq); if (r) { - DRM_ERROR("Failed to add crtc irq id!\n"); + drm_err(adev_to_drm(adev), "Failed to add crtc irq id!\n"); return r; } @@ -1516,22 +4635,101 @@ static int dcn10_register_irq_handlers(struct amdgpu_device *adev) int_params.irq_source = dc_interrupt_to_irq_source(dc, i, 0); + if (int_params.irq_source == DC_IRQ_SOURCE_INVALID || + int_params.irq_source < DC_IRQ_SOURCE_VBLANK1 || + int_params.irq_source > DC_IRQ_SOURCE_VBLANK6) { + drm_err(adev_to_drm(adev), "Failed to register vblank irq!\n"); + return -EINVAL; + } + c_irq_params = &adev->dm.vblank_params[int_params.irq_source - DC_IRQ_SOURCE_VBLANK1]; c_irq_params->adev = adev; c_irq_params->irq_src = int_params.irq_source; - amdgpu_dm_irq_register_interrupt(adev, &int_params, - dm_crtc_high_irq, c_irq_params); + if (!amdgpu_dm_irq_register_interrupt(adev, &int_params, + dm_crtc_high_irq, c_irq_params)) + return -ENOMEM; + } + + /* Use otg vertical line interrupt */ +#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) + for (i = 0; i <= adev->mode_info.num_crtc - 1; i++) { + r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_DCE, + vrtl_int_srcid[i], &adev->vline0_irq); + + if (r) { + drm_err(adev_to_drm(adev), "Failed to add vline0 irq id!\n"); + return r; + } + + int_params.int_context = INTERRUPT_HIGH_IRQ_CONTEXT; + int_params.irq_source = + dc_interrupt_to_irq_source(dc, vrtl_int_srcid[i], 0); + + if (int_params.irq_source == DC_IRQ_SOURCE_INVALID || + int_params.irq_source < DC_IRQ_SOURCE_DC1_VLINE0 || + int_params.irq_source > DC_IRQ_SOURCE_DC6_VLINE0) { + drm_err(adev_to_drm(adev), "Failed to register vline0 irq!\n"); + return -EINVAL; + } + + c_irq_params = &adev->dm.vline0_params[int_params.irq_source + - DC_IRQ_SOURCE_DC1_VLINE0]; + + c_irq_params->adev = adev; + c_irq_params->irq_src = int_params.irq_source; + + if (!amdgpu_dm_irq_register_interrupt(adev, &int_params, + dm_dcn_vertical_interrupt0_high_irq, + c_irq_params)) + return -ENOMEM; + } +#endif + + /* Use VUPDATE_NO_LOCK interrupt on DCN, which seems to correspond to + * the regular VUPDATE interrupt on DCE. We want DC_IRQ_SOURCE_VUPDATEx + * to trigger at end of each vblank, regardless of state of the lock, + * matching DCE behaviour. + */ + for (i = DCN_1_0__SRCID__OTG0_IHC_V_UPDATE_NO_LOCK_INTERRUPT; + i <= DCN_1_0__SRCID__OTG0_IHC_V_UPDATE_NO_LOCK_INTERRUPT + adev->mode_info.num_crtc - 1; + i++) { + r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_DCE, i, &adev->vupdate_irq); + + if (r) { + drm_err(adev_to_drm(adev), "Failed to add vupdate irq id!\n"); + return r; + } + + int_params.int_context = INTERRUPT_HIGH_IRQ_CONTEXT; + int_params.irq_source = + dc_interrupt_to_irq_source(dc, i, 0); + + if (int_params.irq_source == DC_IRQ_SOURCE_INVALID || + int_params.irq_source < DC_IRQ_SOURCE_VUPDATE1 || + int_params.irq_source > DC_IRQ_SOURCE_VUPDATE6) { + drm_err(adev_to_drm(adev), "Failed to register vupdate irq!\n"); + return -EINVAL; + } + + c_irq_params = &adev->dm.vupdate_params[int_params.irq_source - DC_IRQ_SOURCE_VUPDATE1]; + + c_irq_params->adev = adev; + c_irq_params->irq_src = int_params.irq_source; + + if (!amdgpu_dm_irq_register_interrupt(adev, &int_params, + dm_vupdate_high_irq, c_irq_params)) + return -ENOMEM; } /* Use GRPH_PFLIP interrupt */ for (i = DCN_1_0__SRCID__HUBP0_FLIP_INTERRUPT; - i <= DCN_1_0__SRCID__HUBP0_FLIP_INTERRUPT + adev->mode_info.num_crtc - 1; + i <= DCN_1_0__SRCID__HUBP0_FLIP_INTERRUPT + dc->caps.max_otg_num - 1; i++) { r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_DCE, i, &adev->pageflip_irq); if (r) { - DRM_ERROR("Failed to add page flip irq id!\n"); + drm_err(adev_to_drm(adev), "Failed to add page flip irq id!\n"); return r; } @@ -1539,29 +4737,71 @@ static int dcn10_register_irq_handlers(struct amdgpu_device *adev) int_params.irq_source = dc_interrupt_to_irq_source(dc, i, 0); + if (int_params.irq_source == DC_IRQ_SOURCE_INVALID || + int_params.irq_source < DC_IRQ_SOURCE_PFLIP_FIRST || + int_params.irq_source > DC_IRQ_SOURCE_PFLIP_LAST) { + drm_err(adev_to_drm(adev), "Failed to register pflip irq!\n"); + return -EINVAL; + } + c_irq_params = &adev->dm.pflip_params[int_params.irq_source - DC_IRQ_SOURCE_PFLIP_FIRST]; c_irq_params->adev = adev; c_irq_params->irq_src = int_params.irq_source; - amdgpu_dm_irq_register_interrupt(adev, &int_params, - dm_pflip_high_irq, c_irq_params); - + if (!amdgpu_dm_irq_register_interrupt(adev, &int_params, + dm_pflip_high_irq, c_irq_params)) + return -ENOMEM; } /* HPD */ r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_DCE, DCN_1_0__SRCID__DC_HPD1_INT, &adev->hpd_irq); if (r) { - DRM_ERROR("Failed to add hpd irq id!\n"); + drm_err(adev_to_drm(adev), "Failed to add hpd irq id!\n"); + return r; + } + + r = register_hpd_handlers(adev); + + return r; +} +/* Register Outbox IRQ sources and initialize IRQ callbacks */ +static int register_outbox_irq_handlers(struct amdgpu_device *adev) +{ + struct dc *dc = adev->dm.dc; + struct common_irq_params *c_irq_params; + struct dc_interrupt_params int_params = {0}; + int r, i; + + int_params.requested_polarity = INTERRUPT_POLARITY_DEFAULT; + int_params.current_polarity = INTERRUPT_POLARITY_DEFAULT; + + r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_DCE, DCN_1_0__SRCID__DMCUB_OUTBOX_LOW_PRIORITY_READY_INT, + &adev->dmub_outbox_irq); + if (r) { + drm_err(adev_to_drm(adev), "Failed to add outbox irq id!\n"); return r; } - register_hpd_handlers(adev); + if (dc->ctx->dmub_srv) { + i = DCN_1_0__SRCID__DMCUB_OUTBOX_LOW_PRIORITY_READY_INT; + int_params.int_context = INTERRUPT_LOW_IRQ_CONTEXT; + int_params.irq_source = + dc_interrupt_to_irq_source(dc, i, 0); + + c_irq_params = &adev->dm.dmub_outbox_params[0]; + + c_irq_params->adev = adev; + c_irq_params->irq_src = int_params.irq_source; + + if (!amdgpu_dm_irq_register_interrupt(adev, &int_params, + dm_dmub_outbox1_low_irq, c_irq_params)) + return -ENOMEM; + } return 0; } -#endif /* * Acquires the lock for the atomic state object and returns @@ -1569,22 +4809,17 @@ static int dcn10_register_irq_handlers(struct amdgpu_device *adev) * * This should only be called during atomic check. */ -static int dm_atomic_get_state(struct drm_atomic_state *state, - struct dm_atomic_state **dm_state) +int dm_atomic_get_state(struct drm_atomic_state *state, + struct dm_atomic_state **dm_state) { struct drm_device *dev = state->dev; - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_display_manager *dm = &adev->dm; struct drm_private_state *priv_state; - int ret; if (*dm_state) return 0; - ret = drm_modeset_lock(&dm->atomic_obj_lock, state->acquire_ctx); - if (ret) - return ret; - priv_state = drm_atomic_get_private_obj_state(state, &dm->atomic_obj); if (IS_ERR(priv_state)) return PTR_ERR(priv_state); @@ -1594,11 +4829,11 @@ static int dm_atomic_get_state(struct drm_atomic_state *state, return 0; } -struct dm_atomic_state * +static struct dm_atomic_state * dm_atomic_get_new_state(struct drm_atomic_state *state) { struct drm_device *dev = state->dev; - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_display_manager *dm = &adev->dm; struct drm_private_obj *obj; struct drm_private_state *new_obj_state; @@ -1612,24 +4847,6 @@ dm_atomic_get_new_state(struct drm_atomic_state *state) return NULL; } -struct dm_atomic_state * -dm_atomic_get_old_state(struct drm_atomic_state *state) -{ - struct drm_device *dev = state->dev; - struct amdgpu_device *adev = dev->dev_private; - struct amdgpu_display_manager *dm = &adev->dm; - struct drm_private_obj *obj; - struct drm_private_state *old_obj_state; - int i; - - for_each_old_private_obj_in_state(state, obj, old_obj_state, i) { - if (obj->funcs == dm->atomic_obj.funcs) - return to_dm_atomic_state(old_obj_state); - } - - return NULL; -} - static struct drm_private_state * dm_atomic_duplicate_state(struct drm_private_obj *obj) { @@ -1641,17 +4858,16 @@ dm_atomic_duplicate_state(struct drm_private_obj *obj) __drm_atomic_helper_private_obj_duplicate_state(obj, &new_state->base); - new_state->context = dc_create_state(); + old_state = to_dm_atomic_state(obj->state); + + if (old_state && old_state->context) + new_state->context = dc_state_create_copy(old_state->context); + if (!new_state->context) { kfree(new_state); return NULL; } - old_state = to_dm_atomic_state(obj->state); - if (old_state && old_state->context) - dc_resource_state_copy_construct(old_state->context, - new_state->context); - return &new_state->base; } @@ -1661,7 +4877,7 @@ static void dm_atomic_destroy_state(struct drm_private_obj *obj, struct dm_atomic_state *dm_state = to_dm_atomic_state(state); if (dm_state && dm_state->context) - dc_release_state(dm_state->context); + dc_state_release(dm_state->context); kfree(dm_state); } @@ -1678,209 +4894,498 @@ static int amdgpu_dm_mode_config_init(struct amdgpu_device *adev) adev->mode_info.mode_config_initialized = true; - adev->ddev->mode_config.funcs = (void *)&amdgpu_dm_mode_funcs; - adev->ddev->mode_config.helper_private = &amdgpu_dm_mode_config_helperfuncs; + adev_to_drm(adev)->mode_config.funcs = (void *)&amdgpu_dm_mode_funcs; + adev_to_drm(adev)->mode_config.helper_private = &amdgpu_dm_mode_config_helperfuncs; - adev->ddev->mode_config.max_width = 16384; - adev->ddev->mode_config.max_height = 16384; + adev_to_drm(adev)->mode_config.max_width = 16384; + adev_to_drm(adev)->mode_config.max_height = 16384; - adev->ddev->mode_config.preferred_depth = 24; - adev->ddev->mode_config.prefer_shadow = 1; + adev_to_drm(adev)->mode_config.preferred_depth = 24; + if (adev->asic_type == CHIP_HAWAII) + /* disable prefer shadow for now due to hibernation issues */ + adev_to_drm(adev)->mode_config.prefer_shadow = 0; + else + adev_to_drm(adev)->mode_config.prefer_shadow = 1; /* indicates support for immediate flip */ - adev->ddev->mode_config.async_page_flip = true; - - adev->ddev->mode_config.fb_base = adev->gmc.aper_base; - - drm_modeset_lock_init(&adev->dm.atomic_obj_lock); + adev_to_drm(adev)->mode_config.async_page_flip = true; state = kzalloc(sizeof(*state), GFP_KERNEL); if (!state) return -ENOMEM; - state->context = dc_create_state(); + state->context = dc_state_create_current_copy(adev->dm.dc); if (!state->context) { kfree(state); return -ENOMEM; } - dc_resource_state_copy_construct_current(adev->dm.dc, state->context); - - drm_atomic_private_obj_init(&adev->dm.atomic_obj, + drm_atomic_private_obj_init(adev_to_drm(adev), + &adev->dm.atomic_obj, &state->base, &dm_atomic_state_funcs); r = amdgpu_display_modeset_create_props(adev); - if (r) + if (r) { + dc_state_release(state->context); + kfree(state); + return r; + } + +#ifdef AMD_PRIVATE_COLOR + if (amdgpu_dm_create_color_properties(adev)) { + dc_state_release(state->context); + kfree(state); + return -ENOMEM; + } +#endif + + r = amdgpu_dm_audio_init(adev); + if (r) { + dc_state_release(state->context); + kfree(state); return r; + } return 0; } #define AMDGPU_DM_DEFAULT_MIN_BACKLIGHT 12 #define AMDGPU_DM_DEFAULT_MAX_BACKLIGHT 255 +#define AMDGPU_DM_MIN_SPREAD ((AMDGPU_DM_DEFAULT_MAX_BACKLIGHT - AMDGPU_DM_DEFAULT_MIN_BACKLIGHT) / 2) +#define AUX_BL_DEFAULT_TRANSITION_TIME_MS 50 -#if defined(CONFIG_BACKLIGHT_CLASS_DEVICE) ||\ - defined(CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE) - -static void amdgpu_dm_update_backlight_caps(struct amdgpu_display_manager *dm) +static void amdgpu_dm_update_backlight_caps(struct amdgpu_display_manager *dm, + int bl_idx) { -#if defined(CONFIG_ACPI) - struct amdgpu_dm_backlight_caps caps; + struct amdgpu_dm_backlight_caps *caps = &dm->backlight_caps[bl_idx]; - if (dm->backlight_caps.caps_valid) + if (caps->caps_valid) return; - amdgpu_acpi_get_backlight_caps(dm->adev, &caps); - if (caps.caps_valid) { - dm->backlight_caps.min_input_signal = caps.min_input_signal; - dm->backlight_caps.max_input_signal = caps.max_input_signal; - dm->backlight_caps.caps_valid = true; - } else { - dm->backlight_caps.min_input_signal = - AMDGPU_DM_DEFAULT_MIN_BACKLIGHT; - dm->backlight_caps.max_input_signal = - AMDGPU_DM_DEFAULT_MAX_BACKLIGHT; +#if defined(CONFIG_ACPI) + amdgpu_acpi_get_backlight_caps(caps); + + /* validate the firmware value is sane */ + if (caps->caps_valid) { + int spread = caps->max_input_signal - caps->min_input_signal; + + if (caps->max_input_signal > AMDGPU_DM_DEFAULT_MAX_BACKLIGHT || + caps->min_input_signal < 0 || + spread > AMDGPU_DM_DEFAULT_MAX_BACKLIGHT || + spread < AMDGPU_DM_MIN_SPREAD) { + DRM_DEBUG_KMS("DM: Invalid backlight caps: min=%d, max=%d\n", + caps->min_input_signal, caps->max_input_signal); + caps->caps_valid = false; + } + } + + if (!caps->caps_valid) { + caps->min_input_signal = AMDGPU_DM_DEFAULT_MIN_BACKLIGHT; + caps->max_input_signal = AMDGPU_DM_DEFAULT_MAX_BACKLIGHT; + caps->caps_valid = true; } #else - dm->backlight_caps.min_input_signal = AMDGPU_DM_DEFAULT_MIN_BACKLIGHT; - dm->backlight_caps.max_input_signal = AMDGPU_DM_DEFAULT_MAX_BACKLIGHT; + if (caps->aux_support) + return; + + caps->min_input_signal = AMDGPU_DM_DEFAULT_MIN_BACKLIGHT; + caps->max_input_signal = AMDGPU_DM_DEFAULT_MAX_BACKLIGHT; + caps->caps_valid = true; #endif } -static int amdgpu_dm_backlight_update_status(struct backlight_device *bd) +static int get_brightness_range(const struct amdgpu_dm_backlight_caps *caps, + unsigned int *min, unsigned int *max) { - struct amdgpu_display_manager *dm = bl_get_data(bd); - struct amdgpu_dm_backlight_caps caps; - uint32_t brightness = bd->props.brightness; + if (!caps) + return 0; + + if (caps->aux_support) { + // Firmware limits are in nits, DC API wants millinits. + *max = 1000 * caps->aux_max_input_signal; + *min = 1000 * caps->aux_min_input_signal; + } else { + // Firmware limits are 8-bit, PWM control is 16-bit. + *max = 0x101 * caps->max_input_signal; + *min = 0x101 * caps->min_input_signal; + } + return 1; +} + +/* Rescale from [min..max] to [0..AMDGPU_MAX_BL_LEVEL] */ +static inline u32 scale_input_to_fw(int min, int max, u64 input) +{ + return DIV_ROUND_CLOSEST_ULL(input * AMDGPU_MAX_BL_LEVEL, max - min); +} + +/* Rescale from [0..AMDGPU_MAX_BL_LEVEL] to [min..max] */ +static inline u32 scale_fw_to_input(int min, int max, u64 input) +{ + return min + DIV_ROUND_CLOSEST_ULL(input * (max - min), AMDGPU_MAX_BL_LEVEL); +} + +static void convert_custom_brightness(const struct amdgpu_dm_backlight_caps *caps, + unsigned int min, unsigned int max, + uint32_t *user_brightness) +{ + u32 brightness = scale_input_to_fw(min, max, *user_brightness); + u8 lower_signal, upper_signal, upper_lum, lower_lum, lum; + int left, right; + + if (amdgpu_dc_debug_mask & DC_DISABLE_CUSTOM_BRIGHTNESS_CURVE) + return; + + if (!caps->data_points) + return; - amdgpu_dm_update_backlight_caps(dm); - caps = dm->backlight_caps; /* - * The brightness input is in the range 0-255 - * It needs to be rescaled to be between the - * requested min and max input signal - * - * It also needs to be scaled up by 0x101 to - * match the DC interface which has a range of - * 0 to 0xffff + * Handle the case where brightness is below the first data point + * Interpolate between (0,0) and (first_signal, first_lum) */ - brightness = - brightness - * 0x101 - * (caps.max_input_signal - caps.min_input_signal) - / AMDGPU_MAX_BL_LEVEL - + caps.min_input_signal * 0x101; - - if (dc_link_set_backlight_level(dm->backlight_link, - brightness, 0)) - return 0; + if (brightness < caps->luminance_data[0].input_signal) { + lum = DIV_ROUND_CLOSEST(caps->luminance_data[0].luminance * brightness, + caps->luminance_data[0].input_signal); + goto scale; + } + + left = 0; + right = caps->data_points - 1; + while (left <= right) { + int mid = left + (right - left) / 2; + u8 signal = caps->luminance_data[mid].input_signal; + + /* Exact match found */ + if (signal == brightness) { + lum = caps->luminance_data[mid].luminance; + goto scale; + } + + if (signal < brightness) + left = mid + 1; + else + right = mid - 1; + } + + /* verify bound */ + if (left >= caps->data_points) + left = caps->data_points - 1; + + /* At this point, left > right */ + lower_signal = caps->luminance_data[right].input_signal; + upper_signal = caps->luminance_data[left].input_signal; + lower_lum = caps->luminance_data[right].luminance; + upper_lum = caps->luminance_data[left].luminance; + + /* interpolate */ + if (right == left || !lower_lum) + lum = upper_lum; else - return 1; + lum = lower_lum + DIV_ROUND_CLOSEST((upper_lum - lower_lum) * + (brightness - lower_signal), + upper_signal - lower_signal); +scale: + *user_brightness = scale_fw_to_input(min, max, + DIV_ROUND_CLOSEST(lum * brightness, 101)); } -static int amdgpu_dm_backlight_get_brightness(struct backlight_device *bd) +static u32 convert_brightness_from_user(const struct amdgpu_dm_backlight_caps *caps, + uint32_t brightness) +{ + unsigned int min, max; + + if (!get_brightness_range(caps, &min, &max)) + return brightness; + + convert_custom_brightness(caps, min, max, &brightness); + + // Rescale 0..max to min..max + return min + DIV_ROUND_CLOSEST_ULL((u64)(max - min) * brightness, max); +} + +static u32 convert_brightness_to_user(const struct amdgpu_dm_backlight_caps *caps, + uint32_t brightness) +{ + unsigned int min, max; + + if (!get_brightness_range(caps, &min, &max)) + return brightness; + + if (brightness < min) + return 0; + // Rescale min..max to 0..max + return DIV_ROUND_CLOSEST_ULL((u64)max * (brightness - min), + max - min); +} + +static void amdgpu_dm_backlight_set_level(struct amdgpu_display_manager *dm, + int bl_idx, + u32 user_brightness) +{ + struct amdgpu_dm_backlight_caps *caps; + struct dc_link *link; + u32 brightness; + bool rc, reallow_idle = false; + struct drm_connector *connector; + + list_for_each_entry(connector, &dm->ddev->mode_config.connector_list, head) { + struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector); + + if (aconnector->bl_idx != bl_idx) + continue; + + /* if connector is off, save the brightness for next time it's on */ + if (!aconnector->base.encoder) { + dm->brightness[bl_idx] = user_brightness; + dm->actual_brightness[bl_idx] = 0; + return; + } + } + + amdgpu_dm_update_backlight_caps(dm, bl_idx); + caps = &dm->backlight_caps[bl_idx]; + + dm->brightness[bl_idx] = user_brightness; + /* update scratch register */ + if (bl_idx == 0) + amdgpu_atombios_scratch_regs_set_backlight_level(dm->adev, dm->brightness[bl_idx]); + brightness = convert_brightness_from_user(caps, dm->brightness[bl_idx]); + link = (struct dc_link *)dm->backlight_link[bl_idx]; + + /* Apply brightness quirk */ + if (caps->brightness_mask) + brightness |= caps->brightness_mask; + + /* Change brightness based on AUX property */ + mutex_lock(&dm->dc_lock); + if (dm->dc->caps.ips_support && dm->dc->ctx->dmub_srv->idle_allowed) { + dc_allow_idle_optimizations(dm->dc, false); + reallow_idle = true; + } + + if (trace_amdgpu_dm_brightness_enabled()) { + trace_amdgpu_dm_brightness(__builtin_return_address(0), + user_brightness, + brightness, + caps->aux_support, + power_supply_is_system_supplied() > 0); + } + + if (caps->aux_support) { + rc = dc_link_set_backlight_level_nits(link, true, brightness, + AUX_BL_DEFAULT_TRANSITION_TIME_MS); + if (!rc) + DRM_DEBUG("DM: Failed to update backlight via AUX on eDP[%d]\n", bl_idx); + } else { + struct set_backlight_level_params backlight_level_params = { 0 }; + + backlight_level_params.backlight_pwm_u16_16 = brightness; + backlight_level_params.transition_time_in_ms = 0; + + rc = dc_link_set_backlight_level(link, &backlight_level_params); + if (!rc) + DRM_DEBUG("DM: Failed to update backlight on eDP[%d]\n", bl_idx); + } + + if (dm->dc->caps.ips_support && reallow_idle) + dc_allow_idle_optimizations(dm->dc, true); + + mutex_unlock(&dm->dc_lock); + + if (rc) + dm->actual_brightness[bl_idx] = user_brightness; +} + +static int amdgpu_dm_backlight_update_status(struct backlight_device *bd) { struct amdgpu_display_manager *dm = bl_get_data(bd); - int ret = dc_link_get_backlight_level(dm->backlight_link); + int i; + + for (i = 0; i < dm->num_of_edps; i++) { + if (bd == dm->backlight_dev[i]) + break; + } + if (i >= AMDGPU_DM_MAX_NUM_EDP) + i = 0; + amdgpu_dm_backlight_set_level(dm, i, bd->props.brightness); + + return 0; +} + +static u32 amdgpu_dm_backlight_get_level(struct amdgpu_display_manager *dm, + int bl_idx) +{ + int ret; + struct amdgpu_dm_backlight_caps caps; + struct dc_link *link = (struct dc_link *)dm->backlight_link[bl_idx]; + + amdgpu_dm_update_backlight_caps(dm, bl_idx); + caps = dm->backlight_caps[bl_idx]; + + if (caps.aux_support) { + u32 avg, peak; + + if (!dc_link_get_backlight_level_nits(link, &avg, &peak)) + return dm->brightness[bl_idx]; + return convert_brightness_to_user(&caps, avg); + } + + ret = dc_link_get_backlight_level(link); if (ret == DC_ERROR_UNEXPECTED) - return bd->props.brightness; - return ret; + return dm->brightness[bl_idx]; + + return convert_brightness_to_user(&caps, ret); +} + +static int amdgpu_dm_backlight_get_brightness(struct backlight_device *bd) +{ + struct amdgpu_display_manager *dm = bl_get_data(bd); + int i; + + for (i = 0; i < dm->num_of_edps; i++) { + if (bd == dm->backlight_dev[i]) + break; + } + if (i >= AMDGPU_DM_MAX_NUM_EDP) + i = 0; + return amdgpu_dm_backlight_get_level(dm, i); } static const struct backlight_ops amdgpu_dm_backlight_ops = { + .options = BL_CORE_SUSPENDRESUME, .get_brightness = amdgpu_dm_backlight_get_brightness, .update_status = amdgpu_dm_backlight_update_status, }; static void -amdgpu_dm_register_backlight_device(struct amdgpu_display_manager *dm) +amdgpu_dm_register_backlight_device(struct amdgpu_dm_connector *aconnector) { - char bl_name[16]; + struct drm_device *drm = aconnector->base.dev; + struct amdgpu_display_manager *dm = &drm_to_adev(drm)->dm; struct backlight_properties props = { 0 }; + struct amdgpu_dm_backlight_caps *caps; + char bl_name[16]; + int min, max; + + if (aconnector->bl_idx == -1) + return; + + if (!acpi_video_backlight_use_native()) { + drm_info(drm, "Skipping amdgpu DM backlight registration\n"); + /* Try registering an ACPI video backlight device instead. */ + acpi_video_register_backlight(); + return; + } - amdgpu_dm_update_backlight_caps(dm); + caps = &dm->backlight_caps[aconnector->bl_idx]; + if (get_brightness_range(caps, &min, &max)) { + if (power_supply_is_system_supplied() > 0) + props.brightness = DIV_ROUND_CLOSEST((max - min) * caps->ac_level, 100); + else + props.brightness = DIV_ROUND_CLOSEST((max - min) * caps->dc_level, 100); + /* min is zero, so max needs to be adjusted */ + props.max_brightness = max - min; + drm_dbg(drm, "Backlight caps: min: %d, max: %d, ac %d, dc %d\n", min, max, + caps->ac_level, caps->dc_level); + } else + props.brightness = props.max_brightness = MAX_BACKLIGHT_LEVEL; - props.max_brightness = AMDGPU_MAX_BL_LEVEL; - props.brightness = AMDGPU_MAX_BL_LEVEL; + if (caps->data_points && !(amdgpu_dc_debug_mask & DC_DISABLE_CUSTOM_BRIGHTNESS_CURVE)) { + drm_info(drm, "Using custom brightness curve\n"); + props.scale = BACKLIGHT_SCALE_NON_LINEAR; + } else + props.scale = BACKLIGHT_SCALE_LINEAR; props.type = BACKLIGHT_RAW; snprintf(bl_name, sizeof(bl_name), "amdgpu_bl%d", - dm->adev->ddev->primary->index); + drm->primary->index + aconnector->bl_idx); - dm->backlight_dev = backlight_device_register(bl_name, - dm->adev->ddev->dev, - dm, - &amdgpu_dm_backlight_ops, - &props); + dm->backlight_dev[aconnector->bl_idx] = + backlight_device_register(bl_name, aconnector->base.kdev, dm, + &amdgpu_dm_backlight_ops, &props); + dm->brightness[aconnector->bl_idx] = props.brightness; - if (IS_ERR(dm->backlight_dev)) - DRM_ERROR("DM: Backlight registration failed!\n"); - else - DRM_DEBUG_DRIVER("DM: Registered Backlight device: %s\n", bl_name); + if (IS_ERR(dm->backlight_dev[aconnector->bl_idx])) { + drm_err(drm, "DM: Backlight registration failed!\n"); + dm->backlight_dev[aconnector->bl_idx] = NULL; + } else + drm_dbg_driver(drm, "DM: Registered Backlight device: %s\n", bl_name); } -#endif - static int initialize_plane(struct amdgpu_display_manager *dm, - struct amdgpu_mode_info *mode_info, - int plane_id) + struct amdgpu_mode_info *mode_info, int plane_id, + enum drm_plane_type plane_type, + const struct dc_plane_cap *plane_cap) { struct drm_plane *plane; unsigned long possible_crtcs; int ret = 0; plane = kzalloc(sizeof(struct drm_plane), GFP_KERNEL); - mode_info->planes[plane_id] = plane; - if (!plane) { - DRM_ERROR("KMS: Failed to allocate plane\n"); + drm_err(adev_to_drm(dm->adev), "KMS: Failed to allocate plane\n"); return -ENOMEM; } - plane->type = mode_info->plane_type[plane_id]; + plane->type = plane_type; /* - * HACK: IGT tests expect that each plane can only have - * one possible CRTC. For now, set one CRTC for each - * plane that is not an underlay, but still allow multiple - * CRTCs for underlay planes. + * HACK: IGT tests expect that the primary plane for a CRTC + * can only have one possible CRTC. Only expose support for + * any CRTC if they're not going to be used as a primary plane + * for a CRTC - like overlay or underlay planes. */ possible_crtcs = 1 << plane_id; if (plane_id >= dm->dc->caps.max_streams) possible_crtcs = 0xff; - ret = amdgpu_dm_plane_init(dm, mode_info->planes[plane_id], possible_crtcs); + ret = amdgpu_dm_plane_init(dm, plane, possible_crtcs, plane_cap); if (ret) { - DRM_ERROR("KMS: Failed to initialize plane\n"); + drm_err(adev_to_drm(dm->adev), "KMS: Failed to initialize plane\n"); + kfree(plane); return ret; } + if (mode_info) + mode_info->planes[plane_id] = plane; + return ret; } -static void register_backlight_device(struct amdgpu_display_manager *dm, - struct dc_link *link) +static void setup_backlight_device(struct amdgpu_display_manager *dm, + struct amdgpu_dm_connector *aconnector) { -#if defined(CONFIG_BACKLIGHT_CLASS_DEVICE) ||\ - defined(CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE) + struct amdgpu_dm_backlight_caps *caps; + struct dc_link *link = aconnector->dc_link; + int bl_idx = dm->num_of_edps; - if ((link->connector_signal & (SIGNAL_TYPE_EDP | SIGNAL_TYPE_LVDS)) && - link->type != dc_connection_none) { - /* - * Event if registration failed, we should continue with - * DM initialization because not having a backlight control - * is better then a black screen. - */ - amdgpu_dm_register_backlight_device(dm); + if (!(link->connector_signal & (SIGNAL_TYPE_EDP | SIGNAL_TYPE_LVDS)) || + link->type == dc_connection_none) + return; - if (dm->backlight_dev) - dm->backlight_link = link; + if (dm->num_of_edps >= AMDGPU_DM_MAX_NUM_EDP) { + drm_warn(adev_to_drm(dm->adev), "Too much eDP connections, skipping backlight setup for additional eDPs\n"); + return; } -#endif + + aconnector->bl_idx = bl_idx; + + amdgpu_dm_update_backlight_caps(dm, bl_idx); + dm->backlight_link[bl_idx] = link; + dm->num_of_edps++; + + update_connector_ext_caps(aconnector); + caps = &dm->backlight_caps[aconnector->bl_idx]; + + /* Only offer ABM property when non-OLED and user didn't turn off by module parameter */ + if (!caps->ext_caps->bits.oled && amdgpu_dm_abm_level < 0) + drm_object_attach_property(&aconnector->base.base, + dm->adev->mode_info.abm_level_property, + ABM_SYSFS_CONTROL); } +static void amdgpu_set_panel_orientation(struct drm_connector *connector); /* * In this architecture, the association @@ -1893,56 +5398,184 @@ static void register_backlight_device(struct amdgpu_display_manager *dm, static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) { struct amdgpu_display_manager *dm = &adev->dm; - int32_t i; + s32 i; struct amdgpu_dm_connector *aconnector = NULL; struct amdgpu_encoder *aencoder = NULL; struct amdgpu_mode_info *mode_info = &adev->mode_info; - uint32_t link_cnt; - int32_t total_overlay_planes, total_primary_planes; + u32 link_cnt; + s32 primary_planes; enum dc_connection_type new_connection_type = dc_connection_none; + const struct dc_plane_cap *plane; + bool psr_feature_enabled = false; + bool replay_feature_enabled = false; + int max_overlay = dm->dc->caps.max_slave_planes; + + dm->display_indexes_num = dm->dc->caps.max_streams; + /* Update the actual used number of crtc */ + adev->mode_info.num_crtc = adev->dm.display_indexes_num; + + amdgpu_dm_set_irq_funcs(adev); link_cnt = dm->dc->caps.max_links; if (amdgpu_dm_mode_config_init(dm->adev)) { - DRM_ERROR("DM: Failed to initialize mode config\n"); + drm_err(adev_to_drm(adev), "DM: Failed to initialize mode config\n"); + return -EINVAL; + } + + /* There is one primary plane per CRTC */ + primary_planes = dm->dc->caps.max_streams; + if (primary_planes > AMDGPU_MAX_PLANES) { + drm_err(adev_to_drm(adev), "DM: Plane nums out of 6 planes\n"); return -EINVAL; } - /* Identify the number of planes to be initialized */ - total_overlay_planes = dm->dc->caps.max_slave_planes; - total_primary_planes = dm->dc->caps.max_planes - dm->dc->caps.max_slave_planes; + /* + * Initialize primary planes, implicit planes for legacy IOCTLS. + * Order is reversed to match iteration order in atomic check. + */ + for (i = (primary_planes - 1); i >= 0; i--) { + plane = &dm->dc->caps.planes[i]; - /* First initialize overlay planes, index starting after primary planes */ - for (i = (total_overlay_planes - 1); i >= 0; i--) { - if (initialize_plane(dm, mode_info, (total_primary_planes + i))) { - DRM_ERROR("KMS: Failed to initialize overlay plane\n"); + if (initialize_plane(dm, mode_info, i, + DRM_PLANE_TYPE_PRIMARY, plane)) { + drm_err(adev_to_drm(adev), "KMS: Failed to initialize primary plane\n"); goto fail; } } - /* Initialize primary planes */ - for (i = (total_primary_planes - 1); i >= 0; i--) { - if (initialize_plane(dm, mode_info, i)) { - DRM_ERROR("KMS: Failed to initialize primary plane\n"); + /* + * Initialize overlay planes, index starting after primary planes. + * These planes have a higher DRM index than the primary planes since + * they should be considered as having a higher z-order. + * Order is reversed to match iteration order in atomic check. + * + * Only support DCN for now, and only expose one so we don't encourage + * userspace to use up all the pipes. + */ + for (i = 0; i < dm->dc->caps.max_planes; ++i) { + struct dc_plane_cap *plane = &dm->dc->caps.planes[i]; + + /* Do not create overlay if MPO disabled */ + if (amdgpu_dc_debug_mask & DC_DISABLE_MPO) + break; + + if (plane->type != DC_PLANE_TYPE_DCN_UNIVERSAL) + continue; + + if (!plane->pixel_format_support.argb8888) + continue; + + if (max_overlay-- == 0) + break; + + if (initialize_plane(dm, NULL, primary_planes + i, + DRM_PLANE_TYPE_OVERLAY, plane)) { + drm_err(adev_to_drm(adev), "KMS: Failed to initialize overlay plane\n"); goto fail; } } for (i = 0; i < dm->dc->caps.max_streams; i++) if (amdgpu_dm_crtc_init(dm, mode_info->planes[i], i)) { - DRM_ERROR("KMS: Failed to initialize crtc\n"); + drm_err(adev_to_drm(adev), "KMS: Failed to initialize crtc\n"); goto fail; } - dm->display_indexes_num = dm->dc->caps.max_streams; + /* Use Outbox interrupt */ + switch (amdgpu_ip_version(adev, DCE_HWIP, 0)) { + case IP_VERSION(3, 0, 0): + case IP_VERSION(3, 1, 2): + case IP_VERSION(3, 1, 3): + case IP_VERSION(3, 1, 4): + case IP_VERSION(3, 1, 5): + case IP_VERSION(3, 1, 6): + case IP_VERSION(3, 2, 0): + case IP_VERSION(3, 2, 1): + case IP_VERSION(2, 1, 0): + case IP_VERSION(3, 5, 0): + case IP_VERSION(3, 5, 1): + case IP_VERSION(3, 6, 0): + case IP_VERSION(4, 0, 1): + if (register_outbox_irq_handlers(dm->adev)) { + drm_err(adev_to_drm(adev), "DM: Failed to initialize IRQ\n"); + goto fail; + } + break; + default: + DRM_DEBUG_KMS("Unsupported DCN IP version for outbox: 0x%X\n", + amdgpu_ip_version(adev, DCE_HWIP, 0)); + } + + /* Determine whether to enable PSR support by default. */ + if (!(amdgpu_dc_debug_mask & DC_DISABLE_PSR)) { + switch (amdgpu_ip_version(adev, DCE_HWIP, 0)) { + case IP_VERSION(3, 1, 2): + case IP_VERSION(3, 1, 3): + case IP_VERSION(3, 1, 4): + case IP_VERSION(3, 1, 5): + case IP_VERSION(3, 1, 6): + case IP_VERSION(3, 2, 0): + case IP_VERSION(3, 2, 1): + case IP_VERSION(3, 5, 0): + case IP_VERSION(3, 5, 1): + case IP_VERSION(3, 6, 0): + case IP_VERSION(4, 0, 1): + psr_feature_enabled = true; + break; + default: + psr_feature_enabled = amdgpu_dc_feature_mask & DC_PSR_MASK; + break; + } + } + + /* Determine whether to enable Replay support by default. */ + if (!(amdgpu_dc_debug_mask & DC_DISABLE_REPLAY)) { + switch (amdgpu_ip_version(adev, DCE_HWIP, 0)) { + case IP_VERSION(3, 1, 4): + case IP_VERSION(3, 2, 0): + case IP_VERSION(3, 2, 1): + case IP_VERSION(3, 5, 0): + case IP_VERSION(3, 5, 1): + case IP_VERSION(3, 6, 0): + replay_feature_enabled = true; + break; + + default: + replay_feature_enabled = amdgpu_dc_feature_mask & DC_REPLAY_MASK; + break; + } + } + + if (link_cnt > MAX_LINKS) { + drm_err(adev_to_drm(adev), + "KMS: Cannot support more than %d display indexes\n", + MAX_LINKS); + goto fail; + } /* loops over all connectors on the board */ for (i = 0; i < link_cnt; i++) { struct dc_link *link = NULL; - if (i > AMDGPU_DM_MAX_DISPLAY_INDEX) { - DRM_ERROR( - "KMS: Cannot support more than %d display indexes\n", - AMDGPU_DM_MAX_DISPLAY_INDEX); + link = dc_get_link_at_index(dm->dc, i); + + if (link->connector_signal == SIGNAL_TYPE_VIRTUAL) { + struct amdgpu_dm_wb_connector *wbcon = kzalloc(sizeof(*wbcon), GFP_KERNEL); + + if (!wbcon) { + drm_err(adev_to_drm(adev), "KMS: Failed to allocate writeback connector\n"); + continue; + } + + if (amdgpu_dm_wb_connector_init(dm, wbcon, i)) { + drm_err(adev_to_drm(adev), "KMS: Failed to initialize writeback connector\n"); + kfree(wbcon); + continue; + } + + link->psr_settings.psr_feature_enabled = false; + link->psr_settings.psr_version = DC_PSR_VERSION_UNSUPPORTED; + continue; } @@ -1955,34 +5588,75 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) goto fail; if (amdgpu_dm_encoder_init(dm->ddev, aencoder, i)) { - DRM_ERROR("KMS: Failed to initialize encoder\n"); + drm_err(adev_to_drm(adev), "KMS: Failed to initialize encoder\n"); goto fail; } if (amdgpu_dm_connector_init(dm, aconnector, i, aencoder)) { - DRM_ERROR("KMS: Failed to initialize connector\n"); + drm_err(adev_to_drm(adev), "KMS: Failed to initialize connector\n"); goto fail; } - link = dc_get_link_at_index(dm->dc, i); + if (dm->hpd_rx_offload_wq) + dm->hpd_rx_offload_wq[aconnector->base.index].aconnector = + aconnector; - if (!dc_link_detect_sink(link, &new_connection_type)) - DRM_ERROR("KMS: Failed to detect connector\n"); + if (!dc_link_detect_connection_type(link, &new_connection_type)) + drm_err(adev_to_drm(adev), "KMS: Failed to detect connector\n"); if (aconnector->base.force && new_connection_type == dc_connection_none) { emulated_link_detect(link); amdgpu_dm_update_connector_after_detect(aconnector); + } else { + bool ret = false; - } else if (dc_link_detect(link, DETECT_REASON_BOOT)) { - amdgpu_dm_update_connector_after_detect(aconnector); - register_backlight_device(dm, link); - } - + mutex_lock(&dm->dc_lock); + dc_exit_ips_for_hw_access(dm->dc); + ret = dc_link_detect(link, DETECT_REASON_BOOT); + mutex_unlock(&dm->dc_lock); + if (ret) { + amdgpu_dm_update_connector_after_detect(aconnector); + setup_backlight_device(dm, aconnector); + + /* Disable PSR if Replay can be enabled */ + if (replay_feature_enabled) + if (amdgpu_dm_set_replay_caps(link, aconnector)) + psr_feature_enabled = false; + + if (psr_feature_enabled) { + amdgpu_dm_set_psr_caps(link); + drm_info(adev_to_drm(adev), "PSR support %d, DC PSR ver %d, sink PSR ver %d DPCD caps 0x%x su_y_granularity %d\n", + link->psr_settings.psr_feature_enabled, + link->psr_settings.psr_version, + link->dpcd_caps.psr_info.psr_version, + link->dpcd_caps.psr_info.psr_dpcd_caps.raw, + link->dpcd_caps.psr_info.psr2_su_y_granularity_cap); + } + } + } + amdgpu_set_panel_orientation(&aconnector->base); } + /* Debug dump: list all DC links and their associated sinks after detection + * is complete for all connectors. This provides a comprehensive view of the + * final state without repeating the dump for each connector. + */ + amdgpu_dm_dump_links_and_sinks(adev); + /* Software is initialized. Now we can register interrupt handlers. */ switch (adev->asic_type) { +#if defined(CONFIG_DRM_AMD_DC_SI) + case CHIP_TAHITI: + case CHIP_PITCAIRN: + case CHIP_VERDE: + case CHIP_OLAND: + if (dce60_register_irq_handlers(dm->adev)) { + drm_err(adev_to_drm(adev), "DM: Failed to initialize IRQ\n"); + goto fail; + } + break; +#endif case CHIP_BONAIRE: case CHIP_HAWAII: case CHIP_KAVERI: @@ -2000,40 +5674,58 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) case CHIP_VEGA12: case CHIP_VEGA20: if (dce110_register_irq_handlers(dm->adev)) { - DRM_ERROR("DM: Failed to initialize IRQ\n"); + drm_err(adev_to_drm(adev), "DM: Failed to initialize IRQ\n"); goto fail; } break; -#if defined(CONFIG_DRM_AMD_DC_DCN1_0) - case CHIP_RAVEN: - if (dcn10_register_irq_handlers(dm->adev)) { - DRM_ERROR("DM: Failed to initialize IRQ\n"); + default: + switch (amdgpu_ip_version(adev, DCE_HWIP, 0)) { + case IP_VERSION(1, 0, 0): + case IP_VERSION(1, 0, 1): + case IP_VERSION(2, 0, 2): + case IP_VERSION(2, 0, 3): + case IP_VERSION(2, 0, 0): + case IP_VERSION(2, 1, 0): + case IP_VERSION(3, 0, 0): + case IP_VERSION(3, 0, 2): + case IP_VERSION(3, 0, 3): + case IP_VERSION(3, 0, 1): + case IP_VERSION(3, 1, 2): + case IP_VERSION(3, 1, 3): + case IP_VERSION(3, 1, 4): + case IP_VERSION(3, 1, 5): + case IP_VERSION(3, 1, 6): + case IP_VERSION(3, 2, 0): + case IP_VERSION(3, 2, 1): + case IP_VERSION(3, 5, 0): + case IP_VERSION(3, 5, 1): + case IP_VERSION(3, 6, 0): + case IP_VERSION(4, 0, 1): + if (dcn10_register_irq_handlers(dm->adev)) { + drm_err(adev_to_drm(adev), "DM: Failed to initialize IRQ\n"); + goto fail; + } + break; + default: + drm_err(adev_to_drm(adev), "Unsupported DCE IP versions: 0x%X\n", + amdgpu_ip_version(adev, DCE_HWIP, 0)); goto fail; } break; -#endif - default: - DRM_ERROR("Unsupported ASIC type: 0x%X\n", adev->asic_type); - goto fail; } - if (adev->asic_type != CHIP_CARRIZO && adev->asic_type != CHIP_STONEY) - dm->dc->debug.disable_stutter = amdgpu_pp_feature_mask & PP_STUTTER_MODE ? false : true; - return 0; fail: kfree(aencoder); kfree(aconnector); - for (i = 0; i < dm->dc->caps.max_planes; i++) - kfree(mode_info->planes[i]); + return -EINVAL; } static void amdgpu_dm_destroy_drm_device(struct amdgpu_display_manager *dm) { - drm_mode_config_cleanup(dm->ddev); - drm_atomic_private_obj_fini(&dm->atomic_obj); - return; + if (dm->atomic_obj.state) + drm_atomic_private_obj_fini(&dm->atomic_obj); } /****************************************************************************** @@ -2075,18 +5767,22 @@ static ssize_t s3_debug_store(struct device *device, { int ret; int s3_state; - struct pci_dev *pdev = to_pci_dev(device); - struct drm_device *drm_dev = pci_get_drvdata(pdev); - struct amdgpu_device *adev = drm_dev->dev_private; + struct drm_device *drm_dev = dev_get_drvdata(device); + struct amdgpu_device *adev = drm_to_adev(drm_dev); + struct amdgpu_ip_block *ip_block; + + ip_block = amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_DCE); + if (!ip_block) + return -EINVAL; ret = kstrtoint(buf, 0, &s3_state); if (ret == 0) { if (s3_state) { - dm_resume(adev); - drm_kms_helper_hotplug_event(adev->ddev); + dm_resume(ip_block); + drm_kms_helper_hotplug_event(adev_to_drm(adev)); } else - dm_suspend(adev); + dm_suspend(ip_block); } return ret == 0 ? count : 0; @@ -2096,63 +5792,146 @@ DEVICE_ATTR_WO(s3_debug); #endif -static int dm_early_init(void *handle) +static int dm_init_microcode(struct amdgpu_device *adev) { - struct amdgpu_device *adev = (struct amdgpu_device *)handle; + char *fw_name_dmub; + int r; + + switch (amdgpu_ip_version(adev, DCE_HWIP, 0)) { + case IP_VERSION(2, 1, 0): + fw_name_dmub = FIRMWARE_RENOIR_DMUB; + if (ASICREV_IS_GREEN_SARDINE(adev->external_rev_id)) + fw_name_dmub = FIRMWARE_GREEN_SARDINE_DMUB; + break; + case IP_VERSION(3, 0, 0): + if (amdgpu_ip_version(adev, GC_HWIP, 0) == IP_VERSION(10, 3, 0)) + fw_name_dmub = FIRMWARE_SIENNA_CICHLID_DMUB; + else + fw_name_dmub = FIRMWARE_NAVY_FLOUNDER_DMUB; + break; + case IP_VERSION(3, 0, 1): + fw_name_dmub = FIRMWARE_VANGOGH_DMUB; + break; + case IP_VERSION(3, 0, 2): + fw_name_dmub = FIRMWARE_DIMGREY_CAVEFISH_DMUB; + break; + case IP_VERSION(3, 0, 3): + fw_name_dmub = FIRMWARE_BEIGE_GOBY_DMUB; + break; + case IP_VERSION(3, 1, 2): + case IP_VERSION(3, 1, 3): + fw_name_dmub = FIRMWARE_YELLOW_CARP_DMUB; + break; + case IP_VERSION(3, 1, 4): + fw_name_dmub = FIRMWARE_DCN_314_DMUB; + break; + case IP_VERSION(3, 1, 5): + fw_name_dmub = FIRMWARE_DCN_315_DMUB; + break; + case IP_VERSION(3, 1, 6): + fw_name_dmub = FIRMWARE_DCN316_DMUB; + break; + case IP_VERSION(3, 2, 0): + fw_name_dmub = FIRMWARE_DCN_V3_2_0_DMCUB; + break; + case IP_VERSION(3, 2, 1): + fw_name_dmub = FIRMWARE_DCN_V3_2_1_DMCUB; + break; + case IP_VERSION(3, 5, 0): + fw_name_dmub = FIRMWARE_DCN_35_DMUB; + break; + case IP_VERSION(3, 5, 1): + fw_name_dmub = FIRMWARE_DCN_351_DMUB; + break; + case IP_VERSION(3, 6, 0): + fw_name_dmub = FIRMWARE_DCN_36_DMUB; + break; + case IP_VERSION(4, 0, 1): + fw_name_dmub = FIRMWARE_DCN_401_DMUB; + break; + default: + /* ASIC doesn't support DMUB. */ + return 0; + } + r = amdgpu_ucode_request(adev, &adev->dm.dmub_fw, AMDGPU_UCODE_REQUIRED, + "%s", fw_name_dmub); + return r; +} + +static int dm_early_init(struct amdgpu_ip_block *ip_block) +{ + struct amdgpu_device *adev = ip_block->adev; + struct amdgpu_mode_info *mode_info = &adev->mode_info; + struct atom_context *ctx = mode_info->atom_context; + int index = GetIndexIntoMasterTable(DATA, Object_Header); + u16 data_offset; + + /* if there is no object header, skip DM */ + if (!amdgpu_atom_parse_data_header(ctx, index, NULL, NULL, NULL, &data_offset)) { + adev->harvest_ip_mask |= AMD_HARVEST_IP_DMU_MASK; + drm_info(adev_to_drm(adev), "No object header, skipping DM\n"); + return -ENOENT; + } switch (adev->asic_type) { +#if defined(CONFIG_DRM_AMD_DC_SI) + case CHIP_TAHITI: + case CHIP_PITCAIRN: + case CHIP_VERDE: + adev->mode_info.num_crtc = 6; + adev->mode_info.num_hpd = 6; + adev->mode_info.num_dig = 6; + break; + case CHIP_OLAND: + adev->mode_info.num_crtc = 2; + adev->mode_info.num_hpd = 2; + adev->mode_info.num_dig = 2; + break; +#endif case CHIP_BONAIRE: case CHIP_HAWAII: adev->mode_info.num_crtc = 6; adev->mode_info.num_hpd = 6; adev->mode_info.num_dig = 6; - adev->mode_info.plane_type = dm_plane_type_default; break; case CHIP_KAVERI: adev->mode_info.num_crtc = 4; adev->mode_info.num_hpd = 6; adev->mode_info.num_dig = 7; - adev->mode_info.plane_type = dm_plane_type_default; break; case CHIP_KABINI: case CHIP_MULLINS: adev->mode_info.num_crtc = 2; adev->mode_info.num_hpd = 6; adev->mode_info.num_dig = 6; - adev->mode_info.plane_type = dm_plane_type_default; break; case CHIP_FIJI: case CHIP_TONGA: adev->mode_info.num_crtc = 6; adev->mode_info.num_hpd = 6; adev->mode_info.num_dig = 7; - adev->mode_info.plane_type = dm_plane_type_default; break; case CHIP_CARRIZO: adev->mode_info.num_crtc = 3; adev->mode_info.num_hpd = 6; adev->mode_info.num_dig = 9; - adev->mode_info.plane_type = dm_plane_type_carizzo; break; case CHIP_STONEY: adev->mode_info.num_crtc = 2; adev->mode_info.num_hpd = 6; adev->mode_info.num_dig = 9; - adev->mode_info.plane_type = dm_plane_type_stoney; break; case CHIP_POLARIS11: case CHIP_POLARIS12: adev->mode_info.num_crtc = 5; adev->mode_info.num_hpd = 5; adev->mode_info.num_dig = 5; - adev->mode_info.plane_type = dm_plane_type_default; break; case CHIP_POLARIS10: case CHIP_VEGAM: adev->mode_info.num_crtc = 6; adev->mode_info.num_hpd = 6; adev->mode_info.num_dig = 6; - adev->mode_info.plane_type = dm_plane_type_default; break; case CHIP_VEGA10: case CHIP_VEGA12: @@ -2160,22 +5939,54 @@ static int dm_early_init(void *handle) adev->mode_info.num_crtc = 6; adev->mode_info.num_hpd = 6; adev->mode_info.num_dig = 6; - adev->mode_info.plane_type = dm_plane_type_default; - break; -#if defined(CONFIG_DRM_AMD_DC_DCN1_0) - case CHIP_RAVEN: - adev->mode_info.num_crtc = 4; - adev->mode_info.num_hpd = 4; - adev->mode_info.num_dig = 4; - adev->mode_info.plane_type = dm_plane_type_default; break; -#endif default: - DRM_ERROR("Unsupported ASIC type: 0x%X\n", adev->asic_type); - return -EINVAL; - } - amdgpu_dm_set_irq_funcs(adev); + switch (amdgpu_ip_version(adev, DCE_HWIP, 0)) { + case IP_VERSION(2, 0, 2): + case IP_VERSION(3, 0, 0): + adev->mode_info.num_crtc = 6; + adev->mode_info.num_hpd = 6; + adev->mode_info.num_dig = 6; + break; + case IP_VERSION(2, 0, 0): + case IP_VERSION(3, 0, 2): + adev->mode_info.num_crtc = 5; + adev->mode_info.num_hpd = 5; + adev->mode_info.num_dig = 5; + break; + case IP_VERSION(2, 0, 3): + case IP_VERSION(3, 0, 3): + adev->mode_info.num_crtc = 2; + adev->mode_info.num_hpd = 2; + adev->mode_info.num_dig = 2; + break; + case IP_VERSION(1, 0, 0): + case IP_VERSION(1, 0, 1): + case IP_VERSION(3, 0, 1): + case IP_VERSION(2, 1, 0): + case IP_VERSION(3, 1, 2): + case IP_VERSION(3, 1, 3): + case IP_VERSION(3, 1, 4): + case IP_VERSION(3, 1, 5): + case IP_VERSION(3, 1, 6): + case IP_VERSION(3, 2, 0): + case IP_VERSION(3, 2, 1): + case IP_VERSION(3, 5, 0): + case IP_VERSION(3, 5, 1): + case IP_VERSION(3, 6, 0): + case IP_VERSION(4, 0, 1): + adev->mode_info.num_crtc = 4; + adev->mode_info.num_hpd = 4; + adev->mode_info.num_dig = 4; + break; + default: + drm_err(adev_to_drm(adev), "Unsupported DCE IP versions: 0x%x\n", + amdgpu_ip_version(adev, DCE_HWIP, 0)); + return -EINVAL; + } + break; + } if (adev->mode_info.funcs == NULL) adev->mode_info.funcs = &dm_display_funcs; @@ -2187,32 +5998,17 @@ static int dm_early_init(void *handle) */ #if defined(CONFIG_DEBUG_KERNEL_DC) device_create_file( - adev->ddev->dev, + adev_to_drm(adev)->dev, &dev_attr_s3_debug); #endif + adev->dc_enabled = true; - return 0; -} - -static bool modeset_required(struct drm_crtc_state *crtc_state, - struct dc_stream_state *new_stream, - struct dc_stream_state *old_stream) -{ - if (!drm_atomic_crtc_needs_modeset(crtc_state)) - return false; - - if (!crtc_state->enable) - return false; - - return crtc_state->active; + return dm_init_microcode(adev); } static bool modereset_required(struct drm_crtc_state *crtc_state) { - if (!drm_atomic_crtc_needs_modeset(crtc_state)) - return false; - - return !crtc_state->enable || !crtc_state->active; + return !crtc_state->active && drm_atomic_crtc_needs_modeset(crtc_state); } static void amdgpu_dm_encoder_destroy(struct drm_encoder *encoder) @@ -2225,257 +6021,387 @@ static const struct drm_encoder_funcs amdgpu_dm_encoder_funcs = { .destroy = amdgpu_dm_encoder_destroy, }; -static bool fill_rects_from_plane_state(const struct drm_plane_state *state, - struct dc_plane_state *plane_state) +static int +fill_plane_color_attributes(const struct drm_plane_state *plane_state, + const enum surface_pixel_format format, + enum dc_color_space *color_space) { - plane_state->src_rect.x = state->src_x >> 16; - plane_state->src_rect.y = state->src_y >> 16; - /* we ignore the mantissa for now and do not deal with floating pixels :( */ - plane_state->src_rect.width = state->src_w >> 16; + bool full_range; - if (plane_state->src_rect.width == 0) - return false; + *color_space = COLOR_SPACE_SRGB; - plane_state->src_rect.height = state->src_h >> 16; - if (plane_state->src_rect.height == 0) - return false; - - plane_state->dst_rect.x = state->crtc_x; - plane_state->dst_rect.y = state->crtc_y; - - if (state->crtc_w == 0) - return false; - - plane_state->dst_rect.width = state->crtc_w; - - if (state->crtc_h == 0) - return false; + /* Ignore properties when DRM_CLIENT_CAP_PLANE_COLOR_PIPELINE is set */ + if (plane_state->state && plane_state->state->plane_color_pipeline) + return 0; - plane_state->dst_rect.height = state->crtc_h; + /* DRM color properties only affect non-RGB formats. */ + if (format < SURFACE_PIXEL_FORMAT_VIDEO_BEGIN) + return 0; - plane_state->clip_rect = plane_state->dst_rect; + full_range = (plane_state->color_range == DRM_COLOR_YCBCR_FULL_RANGE); - switch (state->rotation & DRM_MODE_ROTATE_MASK) { - case DRM_MODE_ROTATE_0: - plane_state->rotation = ROTATION_ANGLE_0; - break; - case DRM_MODE_ROTATE_90: - plane_state->rotation = ROTATION_ANGLE_90; - break; - case DRM_MODE_ROTATE_180: - plane_state->rotation = ROTATION_ANGLE_180; - break; - case DRM_MODE_ROTATE_270: - plane_state->rotation = ROTATION_ANGLE_270; + switch (plane_state->color_encoding) { + case DRM_COLOR_YCBCR_BT601: + if (full_range) + *color_space = COLOR_SPACE_YCBCR601; + else + *color_space = COLOR_SPACE_YCBCR601_LIMITED; break; - default: - plane_state->rotation = ROTATION_ANGLE_0; + + case DRM_COLOR_YCBCR_BT709: + if (full_range) + *color_space = COLOR_SPACE_YCBCR709; + else + *color_space = COLOR_SPACE_YCBCR709_LIMITED; break; - } - return true; -} -static int get_fb_info(const struct amdgpu_framebuffer *amdgpu_fb, - uint64_t *tiling_flags) -{ - struct amdgpu_bo *rbo = gem_to_amdgpu_bo(amdgpu_fb->base.obj[0]); - int r = amdgpu_bo_reserve(rbo, false); + case DRM_COLOR_YCBCR_BT2020: + if (full_range) + *color_space = COLOR_SPACE_2020_YCBCR_FULL; + else + *color_space = COLOR_SPACE_2020_YCBCR_LIMITED; + break; - if (unlikely(r)) { - /* Don't show error message when returning -ERESTARTSYS */ - if (r != -ERESTARTSYS) - DRM_ERROR("Unable to reserve buffer: %d\n", r); - return r; + default: + return -EINVAL; } - if (tiling_flags) - amdgpu_bo_get_tiling_flags(rbo, tiling_flags); - - amdgpu_bo_unreserve(rbo); - - return r; + return 0; } -static int fill_plane_attributes_from_fb(struct amdgpu_device *adev, - struct dc_plane_state *plane_state, - const struct amdgpu_framebuffer *amdgpu_fb) -{ - uint64_t tiling_flags; - unsigned int awidth; - const struct drm_framebuffer *fb = &amdgpu_fb->base; - int ret = 0; - struct drm_format_name_buf format_name; - - ret = get_fb_info( - amdgpu_fb, - &tiling_flags); +static int +fill_dc_plane_info_and_addr(struct amdgpu_device *adev, + const struct drm_plane_state *plane_state, + const u64 tiling_flags, + struct dc_plane_info *plane_info, + struct dc_plane_address *address, + bool tmz_surface) +{ + const struct drm_framebuffer *fb = plane_state->fb; + const struct amdgpu_framebuffer *afb = + to_amdgpu_framebuffer(plane_state->fb); + int ret; - if (ret) - return ret; + memset(plane_info, 0, sizeof(*plane_info)); switch (fb->format->format) { case DRM_FORMAT_C8: - plane_state->format = SURFACE_PIXEL_FORMAT_GRPH_PALETA_256_COLORS; + plane_info->format = + SURFACE_PIXEL_FORMAT_GRPH_PALETA_256_COLORS; break; case DRM_FORMAT_RGB565: - plane_state->format = SURFACE_PIXEL_FORMAT_GRPH_RGB565; + plane_info->format = SURFACE_PIXEL_FORMAT_GRPH_RGB565; break; case DRM_FORMAT_XRGB8888: case DRM_FORMAT_ARGB8888: - plane_state->format = SURFACE_PIXEL_FORMAT_GRPH_ARGB8888; + plane_info->format = SURFACE_PIXEL_FORMAT_GRPH_ARGB8888; break; case DRM_FORMAT_XRGB2101010: case DRM_FORMAT_ARGB2101010: - plane_state->format = SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010; + plane_info->format = SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010; break; case DRM_FORMAT_XBGR2101010: case DRM_FORMAT_ABGR2101010: - plane_state->format = SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010; + plane_info->format = SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010; break; case DRM_FORMAT_XBGR8888: case DRM_FORMAT_ABGR8888: - plane_state->format = SURFACE_PIXEL_FORMAT_GRPH_ABGR8888; + plane_info->format = SURFACE_PIXEL_FORMAT_GRPH_ABGR8888; break; case DRM_FORMAT_NV21: - plane_state->format = SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr; + plane_info->format = SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr; break; case DRM_FORMAT_NV12: - plane_state->format = SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb; + plane_info->format = SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb; + break; + case DRM_FORMAT_P010: + plane_info->format = SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb; + break; + case DRM_FORMAT_XRGB16161616F: + case DRM_FORMAT_ARGB16161616F: + plane_info->format = SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F; + break; + case DRM_FORMAT_XBGR16161616F: + case DRM_FORMAT_ABGR16161616F: + plane_info->format = SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F; + break; + case DRM_FORMAT_XRGB16161616: + case DRM_FORMAT_ARGB16161616: + plane_info->format = SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616; + break; + case DRM_FORMAT_XBGR16161616: + case DRM_FORMAT_ABGR16161616: + plane_info->format = SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616; break; default: - DRM_ERROR("Unsupported screen format %s\n", - drm_get_format_name(fb->format->format, &format_name)); + drm_err(adev_to_drm(adev), + "Unsupported screen format %p4cc\n", + &fb->format->format); return -EINVAL; } - if (plane_state->format < SURFACE_PIXEL_FORMAT_VIDEO_BEGIN) { - plane_state->address.type = PLN_ADDR_TYPE_GRAPHICS; - plane_state->plane_size.grph.surface_size.x = 0; - plane_state->plane_size.grph.surface_size.y = 0; - plane_state->plane_size.grph.surface_size.width = fb->width; - plane_state->plane_size.grph.surface_size.height = fb->height; - plane_state->plane_size.grph.surface_pitch = - fb->pitches[0] / fb->format->cpp[0]; - /* TODO: unhardcode */ - plane_state->color_space = COLOR_SPACE_SRGB; + switch (plane_state->rotation & DRM_MODE_ROTATE_MASK) { + case DRM_MODE_ROTATE_0: + plane_info->rotation = ROTATION_ANGLE_0; + break; + case DRM_MODE_ROTATE_90: + plane_info->rotation = ROTATION_ANGLE_90; + break; + case DRM_MODE_ROTATE_180: + plane_info->rotation = ROTATION_ANGLE_180; + break; + case DRM_MODE_ROTATE_270: + plane_info->rotation = ROTATION_ANGLE_270; + break; + default: + plane_info->rotation = ROTATION_ANGLE_0; + break; + } + - } else { - awidth = ALIGN(fb->width, 64); - plane_state->address.type = PLN_ADDR_TYPE_VIDEO_PROGRESSIVE; - plane_state->plane_size.video.luma_size.x = 0; - plane_state->plane_size.video.luma_size.y = 0; - plane_state->plane_size.video.luma_size.width = awidth; - plane_state->plane_size.video.luma_size.height = fb->height; - /* TODO: unhardcode */ - plane_state->plane_size.video.luma_pitch = awidth; - - plane_state->plane_size.video.chroma_size.x = 0; - plane_state->plane_size.video.chroma_size.y = 0; - plane_state->plane_size.video.chroma_size.width = awidth; - plane_state->plane_size.video.chroma_size.height = fb->height; - plane_state->plane_size.video.chroma_pitch = awidth / 2; - - /* TODO: unhardcode */ - plane_state->color_space = COLOR_SPACE_YCBCR709; - } - - memset(&plane_state->tiling_info, 0, sizeof(plane_state->tiling_info)); - - /* Fill GFX8 params */ - if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == DC_ARRAY_2D_TILED_THIN1) { - unsigned int bankw, bankh, mtaspect, tile_split, num_banks; - - bankw = AMDGPU_TILING_GET(tiling_flags, BANK_WIDTH); - bankh = AMDGPU_TILING_GET(tiling_flags, BANK_HEIGHT); - mtaspect = AMDGPU_TILING_GET(tiling_flags, MACRO_TILE_ASPECT); - tile_split = AMDGPU_TILING_GET(tiling_flags, TILE_SPLIT); - num_banks = AMDGPU_TILING_GET(tiling_flags, NUM_BANKS); - - /* XXX fix me for VI */ - plane_state->tiling_info.gfx8.num_banks = num_banks; - plane_state->tiling_info.gfx8.array_mode = - DC_ARRAY_2D_TILED_THIN1; - plane_state->tiling_info.gfx8.tile_split = tile_split; - plane_state->tiling_info.gfx8.bank_width = bankw; - plane_state->tiling_info.gfx8.bank_height = bankh; - plane_state->tiling_info.gfx8.tile_aspect = mtaspect; - plane_state->tiling_info.gfx8.tile_mode = - DC_ADDR_SURF_MICRO_TILING_DISPLAY; - } else if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) - == DC_ARRAY_1D_TILED_THIN1) { - plane_state->tiling_info.gfx8.array_mode = DC_ARRAY_1D_TILED_THIN1; - } - - plane_state->tiling_info.gfx8.pipe_config = - AMDGPU_TILING_GET(tiling_flags, PIPE_CONFIG); - - if (adev->asic_type == CHIP_VEGA10 || - adev->asic_type == CHIP_VEGA12 || - adev->asic_type == CHIP_VEGA20 || - adev->asic_type == CHIP_RAVEN) { - /* Fill GFX9 params */ - plane_state->tiling_info.gfx9.num_pipes = - adev->gfx.config.gb_addr_config_fields.num_pipes; - plane_state->tiling_info.gfx9.num_banks = - adev->gfx.config.gb_addr_config_fields.num_banks; - plane_state->tiling_info.gfx9.pipe_interleave = - adev->gfx.config.gb_addr_config_fields.pipe_interleave_size; - plane_state->tiling_info.gfx9.num_shader_engines = - adev->gfx.config.gb_addr_config_fields.num_se; - plane_state->tiling_info.gfx9.max_compressed_frags = - adev->gfx.config.gb_addr_config_fields.max_compress_frags; - plane_state->tiling_info.gfx9.num_rb_per_se = - adev->gfx.config.gb_addr_config_fields.num_rb_per_se; - plane_state->tiling_info.gfx9.swizzle = - AMDGPU_TILING_GET(tiling_flags, SWIZZLE_MODE); - plane_state->tiling_info.gfx9.shaderEnable = 1; - } - - plane_state->visible = true; - plane_state->scaling_quality.h_taps_c = 0; - plane_state->scaling_quality.v_taps_c = 0; - - /* is this needed? is plane_state zeroed at allocation? */ - plane_state->scaling_quality.h_taps = 0; - plane_state->scaling_quality.v_taps = 0; - plane_state->stereo_format = PLANE_STEREO_FORMAT_NONE; + plane_info->visible = true; + plane_info->stereo_format = PLANE_STEREO_FORMAT_NONE; - return ret; + plane_info->layer_index = plane_state->normalized_zpos; + + ret = fill_plane_color_attributes(plane_state, plane_info->format, + &plane_info->color_space); + if (ret) + return ret; + + ret = amdgpu_dm_plane_fill_plane_buffer_attributes(adev, afb, plane_info->format, + plane_info->rotation, tiling_flags, + &plane_info->tiling_info, + &plane_info->plane_size, + &plane_info->dcc, address, + tmz_surface); + if (ret) + return ret; + + amdgpu_dm_plane_fill_blending_from_plane_state( + plane_state, &plane_info->per_pixel_alpha, &plane_info->pre_multiplied_alpha, + &plane_info->global_alpha, &plane_info->global_alpha_value); + return 0; } -static int fill_plane_attributes(struct amdgpu_device *adev, - struct dc_plane_state *dc_plane_state, - struct drm_plane_state *plane_state, - struct drm_crtc_state *crtc_state) +static int fill_dc_plane_attributes(struct amdgpu_device *adev, + struct dc_plane_state *dc_plane_state, + struct drm_plane_state *plane_state, + struct drm_crtc_state *crtc_state) { - const struct amdgpu_framebuffer *amdgpu_fb = - to_amdgpu_framebuffer(plane_state->fb); - const struct drm_crtc *crtc = plane_state->crtc; - int ret = 0; + struct dm_crtc_state *dm_crtc_state = to_dm_crtc_state(crtc_state); + struct amdgpu_framebuffer *afb = (struct amdgpu_framebuffer *)plane_state->fb; + struct dc_scaling_info scaling_info; + struct dc_plane_info plane_info; + int ret; - if (!fill_rects_from_plane_state(plane_state, dc_plane_state)) - return -EINVAL; + ret = amdgpu_dm_plane_fill_dc_scaling_info(adev, plane_state, &scaling_info); + if (ret) + return ret; - ret = fill_plane_attributes_from_fb( - crtc->dev->dev_private, - dc_plane_state, - amdgpu_fb); + dc_plane_state->src_rect = scaling_info.src_rect; + dc_plane_state->dst_rect = scaling_info.dst_rect; + dc_plane_state->clip_rect = scaling_info.clip_rect; + dc_plane_state->scaling_quality = scaling_info.scaling_quality; + ret = fill_dc_plane_info_and_addr(adev, plane_state, + afb->tiling_flags, + &plane_info, + &dc_plane_state->address, + afb->tmz_surface); if (ret) return ret; + dc_plane_state->format = plane_info.format; + dc_plane_state->color_space = plane_info.color_space; + dc_plane_state->format = plane_info.format; + dc_plane_state->plane_size = plane_info.plane_size; + dc_plane_state->rotation = plane_info.rotation; + dc_plane_state->horizontal_mirror = plane_info.horizontal_mirror; + dc_plane_state->stereo_format = plane_info.stereo_format; + dc_plane_state->tiling_info = plane_info.tiling_info; + dc_plane_state->visible = plane_info.visible; + dc_plane_state->per_pixel_alpha = plane_info.per_pixel_alpha; + dc_plane_state->pre_multiplied_alpha = plane_info.pre_multiplied_alpha; + dc_plane_state->global_alpha = plane_info.global_alpha; + dc_plane_state->global_alpha_value = plane_info.global_alpha_value; + dc_plane_state->dcc = plane_info.dcc; + dc_plane_state->layer_index = plane_info.layer_index; + dc_plane_state->flip_int_enabled = true; + /* * Always set input transfer function, since plane state is refreshed * every time. */ - ret = amdgpu_dm_set_degamma_lut(crtc_state, dc_plane_state); - if (ret) { - dc_transfer_func_release(dc_plane_state->in_transfer_func); - dc_plane_state->in_transfer_func = NULL; + ret = amdgpu_dm_update_plane_color_mgmt(dm_crtc_state, + plane_state, + dc_plane_state); + if (ret) + return ret; + + return 0; +} + +static inline void fill_dc_dirty_rect(struct drm_plane *plane, + struct rect *dirty_rect, int32_t x, + s32 y, s32 width, s32 height, + int *i, bool ffu) +{ + WARN_ON(*i >= DC_MAX_DIRTY_RECTS); + + dirty_rect->x = x; + dirty_rect->y = y; + dirty_rect->width = width; + dirty_rect->height = height; + + if (ffu) + drm_dbg(plane->dev, + "[PLANE:%d] PSR FFU dirty rect size (%d, %d)\n", + plane->base.id, width, height); + else + drm_dbg(plane->dev, + "[PLANE:%d] PSR SU dirty rect at (%d, %d) size (%d, %d)", + plane->base.id, x, y, width, height); + + (*i)++; +} + +/** + * fill_dc_dirty_rects() - Fill DC dirty regions for PSR selective updates + * + * @plane: DRM plane containing dirty regions that need to be flushed to the eDP + * remote fb + * @old_plane_state: Old state of @plane + * @new_plane_state: New state of @plane + * @crtc_state: New state of CRTC connected to the @plane + * @flip_addrs: DC flip tracking struct, which also tracts dirty rects + * @is_psr_su: Flag indicating whether Panel Self Refresh Selective Update (PSR SU) is enabled. + * If PSR SU is enabled and damage clips are available, only the regions of the screen + * that have changed will be updated. If PSR SU is not enabled, + * or if damage clips are not available, the entire screen will be updated. + * @dirty_regions_changed: dirty regions changed + * + * For PSR SU, DC informs the DMUB uController of dirty rectangle regions + * (referred to as "damage clips" in DRM nomenclature) that require updating on + * the eDP remote buffer. The responsibility of specifying the dirty regions is + * amdgpu_dm's. + * + * A damage-aware DRM client should fill the FB_DAMAGE_CLIPS property on the + * plane with regions that require flushing to the eDP remote buffer. In + * addition, certain use cases - such as cursor and multi-plane overlay (MPO) - + * implicitly provide damage clips without any client support via the plane + * bounds. + */ +static void fill_dc_dirty_rects(struct drm_plane *plane, + struct drm_plane_state *old_plane_state, + struct drm_plane_state *new_plane_state, + struct drm_crtc_state *crtc_state, + struct dc_flip_addrs *flip_addrs, + bool is_psr_su, + bool *dirty_regions_changed) +{ + struct dm_crtc_state *dm_crtc_state = to_dm_crtc_state(crtc_state); + struct rect *dirty_rects = flip_addrs->dirty_rects; + u32 num_clips; + struct drm_mode_rect *clips; + bool bb_changed; + bool fb_changed; + u32 i = 0; + *dirty_regions_changed = false; + + /* + * Cursor plane has it's own dirty rect update interface. See + * dcn10_dmub_update_cursor_data and dmub_cmd_update_cursor_info_data + */ + if (plane->type == DRM_PLANE_TYPE_CURSOR) + return; + + if (new_plane_state->rotation != DRM_MODE_ROTATE_0) + goto ffu; + + num_clips = drm_plane_get_damage_clips_count(new_plane_state); + clips = drm_plane_get_damage_clips(new_plane_state); + + if (num_clips && (!amdgpu_damage_clips || (amdgpu_damage_clips < 0 && + is_psr_su))) + goto ffu; + + if (!dm_crtc_state->mpo_requested) { + if (!num_clips || num_clips > DC_MAX_DIRTY_RECTS) + goto ffu; + + for (; flip_addrs->dirty_rect_count < num_clips; clips++) + fill_dc_dirty_rect(new_plane_state->plane, + &dirty_rects[flip_addrs->dirty_rect_count], + clips->x1, clips->y1, + clips->x2 - clips->x1, clips->y2 - clips->y1, + &flip_addrs->dirty_rect_count, + false); + return; } - return ret; + /* + * MPO is requested. Add entire plane bounding box to dirty rects if + * flipped to or damaged. + * + * If plane is moved or resized, also add old bounding box to dirty + * rects. + */ + fb_changed = old_plane_state->fb->base.id != + new_plane_state->fb->base.id; + bb_changed = (old_plane_state->crtc_x != new_plane_state->crtc_x || + old_plane_state->crtc_y != new_plane_state->crtc_y || + old_plane_state->crtc_w != new_plane_state->crtc_w || + old_plane_state->crtc_h != new_plane_state->crtc_h); + + drm_dbg(plane->dev, + "[PLANE:%d] PSR bb_changed:%d fb_changed:%d num_clips:%d\n", + new_plane_state->plane->base.id, + bb_changed, fb_changed, num_clips); + + *dirty_regions_changed = bb_changed; + + if ((num_clips + (bb_changed ? 2 : 0)) > DC_MAX_DIRTY_RECTS) + goto ffu; + + if (bb_changed) { + fill_dc_dirty_rect(new_plane_state->plane, &dirty_rects[i], + new_plane_state->crtc_x, + new_plane_state->crtc_y, + new_plane_state->crtc_w, + new_plane_state->crtc_h, &i, false); + + /* Add old plane bounding-box if plane is moved or resized */ + fill_dc_dirty_rect(new_plane_state->plane, &dirty_rects[i], + old_plane_state->crtc_x, + old_plane_state->crtc_y, + old_plane_state->crtc_w, + old_plane_state->crtc_h, &i, false); + } + + if (num_clips) { + for (; i < num_clips; clips++) + fill_dc_dirty_rect(new_plane_state->plane, + &dirty_rects[i], clips->x1, + clips->y1, clips->x2 - clips->x1, + clips->y2 - clips->y1, &i, false); + } else if (fb_changed && !bb_changed) { + fill_dc_dirty_rect(new_plane_state->plane, &dirty_rects[i], + new_plane_state->crtc_x, + new_plane_state->crtc_y, + new_plane_state->crtc_w, + new_plane_state->crtc_h, &i, false); + } + + flip_addrs->dirty_rect_count = i; + return; + +ffu: + fill_dc_dirty_rect(new_plane_state->plane, &dirty_rects[0], 0, 0, + dm_crtc_state->base.mode.crtc_hdisplay, + dm_crtc_state->base.mode.crtc_vdisplay, + &flip_addrs->dirty_rect_count, true); } static void update_stream_scaling_settings(const struct drm_display_mode *mode, @@ -2528,22 +6454,47 @@ static void update_stream_scaling_settings(const struct drm_display_mode *mode, stream->src = src; stream->dst = dst; - DRM_DEBUG_DRIVER("Destination Rectangle x:%d y:%d width:%d height:%d\n", - dst.x, dst.y, dst.width, dst.height); + DRM_DEBUG_KMS("Destination Rectangle x:%d y:%d width:%d height:%d\n", + dst.x, dst.y, dst.width, dst.height); } static enum dc_color_depth -convert_color_depth_from_display_info(const struct drm_connector *connector) +convert_color_depth_from_display_info(const struct drm_connector *connector, + bool is_y420, int requested_bpc) { - struct dm_connector_state *dm_conn_state = - to_dm_connector_state(connector->state); - uint32_t bpc = connector->display_info.bpc; + u8 bpc; + + if (is_y420) { + bpc = 8; + + /* Cap display bpc based on HDMI 2.0 HF-VSDB */ + if (connector->display_info.hdmi.y420_dc_modes & DRM_EDID_YCBCR420_DC_48) + bpc = 16; + else if (connector->display_info.hdmi.y420_dc_modes & DRM_EDID_YCBCR420_DC_36) + bpc = 12; + else if (connector->display_info.hdmi.y420_dc_modes & DRM_EDID_YCBCR420_DC_30) + bpc = 10; + } else { + bpc = (uint8_t)connector->display_info.bpc; + /* Assume 8 bpc by default if no bpc is specified. */ + bpc = bpc ? bpc : 8; + } + + if (requested_bpc > 0) { + /* + * Cap display bpc based on the user requested value. + * + * The value for state->max_bpc may not correctly updated + * depending on when the connector gets added to the state + * or if this was called outside of atomic check, so it + * can't be used directly. + */ + bpc = min_t(u8, bpc, requested_bpc); - /* TODO: Remove this when there's support for max_bpc in drm */ - if (dm_conn_state && bpc > dm_conn_state->max_bpc) - /* Round down to nearest even number. */ - bpc = dm_conn_state->max_bpc - (dm_conn_state->max_bpc & 1); + /* Round down to the nearest even number. */ + bpc = bpc - (bpc & 1); + } switch (bpc) { case 0: @@ -2578,21 +6529,46 @@ get_aspect_ratio(const struct drm_display_mode *mode_in) } static enum dc_color_space -get_output_color_space(const struct dc_crtc_timing *dc_crtc_timing) +get_output_color_space(const struct dc_crtc_timing *dc_crtc_timing, + const struct drm_connector_state *connector_state) { enum dc_color_space color_space = COLOR_SPACE_SRGB; - switch (dc_crtc_timing->pixel_encoding) { - case PIXEL_ENCODING_YCBCR422: - case PIXEL_ENCODING_YCBCR444: - case PIXEL_ENCODING_YCBCR420: - { + switch (connector_state->colorspace) { + case DRM_MODE_COLORIMETRY_BT601_YCC: + if (dc_crtc_timing->flags.Y_ONLY) + color_space = COLOR_SPACE_YCBCR601_LIMITED; + else + color_space = COLOR_SPACE_YCBCR601; + break; + case DRM_MODE_COLORIMETRY_BT709_YCC: + if (dc_crtc_timing->flags.Y_ONLY) + color_space = COLOR_SPACE_YCBCR709_LIMITED; + else + color_space = COLOR_SPACE_YCBCR709; + break; + case DRM_MODE_COLORIMETRY_OPRGB: + color_space = COLOR_SPACE_ADOBERGB; + break; + case DRM_MODE_COLORIMETRY_BT2020_RGB: + case DRM_MODE_COLORIMETRY_BT2020_YCC: + if (dc_crtc_timing->pixel_encoding == PIXEL_ENCODING_RGB) + color_space = COLOR_SPACE_2020_RGB_FULLRANGE; + else + color_space = COLOR_SPACE_2020_YCBCR_LIMITED; + break; + case DRM_MODE_COLORIMETRY_DEFAULT: // ITU601 + default: + if (dc_crtc_timing->pixel_encoding == PIXEL_ENCODING_RGB) { + color_space = COLOR_SPACE_SRGB; + if (connector_state->hdmi.broadcast_rgb == DRM_HDMI_BROADCAST_RGB_LIMITED) + color_space = COLOR_SPACE_SRGB_LIMITED; /* * 27030khz is the separation point between HDTV and SDTV * according to HDMI spec, we use YCbCr709 and YCbCr601 * respectively */ - if (dc_crtc_timing->pix_clk_khz > 27030) { + } else if (dc_crtc_timing->pix_clk_100hz > 270300) { if (dc_crtc_timing->flags.Y_ONLY) color_space = COLOR_SPACE_YCBCR709_LIMITED; @@ -2605,42 +6581,46 @@ get_output_color_space(const struct dc_crtc_timing *dc_crtc_timing) else color_space = COLOR_SPACE_YCBCR601; } - - } - break; - case PIXEL_ENCODING_RGB: - color_space = COLOR_SPACE_SRGB; - break; - - default: - WARN_ON(1); break; } return color_space; } -static void reduce_mode_colour_depth(struct dc_crtc_timing *timing_out) +static enum display_content_type +get_output_content_type(const struct drm_connector_state *connector_state) { - if (timing_out->display_color_depth <= COLOR_DEPTH_888) - return; - - timing_out->display_color_depth--; + switch (connector_state->content_type) { + default: + case DRM_MODE_CONTENT_TYPE_NO_DATA: + return DISPLAY_CONTENT_TYPE_NO_DATA; + case DRM_MODE_CONTENT_TYPE_GRAPHICS: + return DISPLAY_CONTENT_TYPE_GRAPHICS; + case DRM_MODE_CONTENT_TYPE_PHOTO: + return DISPLAY_CONTENT_TYPE_PHOTO; + case DRM_MODE_CONTENT_TYPE_CINEMA: + return DISPLAY_CONTENT_TYPE_CINEMA; + case DRM_MODE_CONTENT_TYPE_GAME: + return DISPLAY_CONTENT_TYPE_GAME; + } } -static void adjust_colour_depth_from_display_info(struct dc_crtc_timing *timing_out, - const struct drm_display_info *info) +static bool adjust_colour_depth_from_display_info( + struct dc_crtc_timing *timing_out, + const struct drm_display_info *info) { + enum dc_color_depth depth = timing_out->display_color_depth; int normalized_clk; - if (timing_out->display_color_depth <= COLOR_DEPTH_888) - return; + do { - normalized_clk = timing_out->pix_clk_khz; + normalized_clk = timing_out->pix_clk_100hz / 10; /* YCbCr 4:2:0 requires additional adjustment of 1/2 */ if (timing_out->pixel_encoding == PIXEL_ENCODING_YCBCR420) normalized_clk /= 2; /* Adjusting pix clock following on HDMI spec based on colour depth */ - switch (timing_out->display_color_depth) { + switch (depth) { + case COLOR_DEPTH_888: + break; case COLOR_DEPTH_101010: normalized_clk = (normalized_clk * 30) / 24; break; @@ -2651,26 +6631,37 @@ static void adjust_colour_depth_from_display_info(struct dc_crtc_timing *timing_ normalized_clk = (normalized_clk * 48) / 24; break; default: - return; + /* The above depths are the only ones valid for HDMI. */ + return false; } - if (normalized_clk <= info->max_tmds_clock) - return; - reduce_mode_colour_depth(timing_out); - - } while (timing_out->display_color_depth > COLOR_DEPTH_888); - + if (normalized_clk <= info->max_tmds_clock) { + timing_out->display_color_depth = depth; + return true; + } + } while (--depth > COLOR_DEPTH_666); + return false; } -static void -fill_stream_properties_from_drm_display_mode(struct dc_stream_state *stream, - const struct drm_display_mode *mode_in, - const struct drm_connector *connector, - const struct dc_stream_state *old_stream) +static void fill_stream_properties_from_drm_display_mode( + struct dc_stream_state *stream, + const struct drm_display_mode *mode_in, + const struct drm_connector *connector, + const struct drm_connector_state *connector_state, + const struct dc_stream_state *old_stream, + int requested_bpc) { struct dc_crtc_timing *timing_out = &stream->timing; const struct drm_display_info *info = &connector->display_info; + struct amdgpu_dm_connector *aconnector = NULL; + struct hdmi_vendor_infoframe hv_frame; + struct hdmi_avi_infoframe avi_frame; + ssize_t err; + + if (connector->connector_type != DRM_MODE_CONNECTOR_WRITEBACK) + aconnector = to_amdgpu_dm_connector(connector); - memset(timing_out, 0, sizeof(struct dc_crtc_timing)); + memset(&hv_frame, 0, sizeof(hv_frame)); + memset(&avi_frame, 0, sizeof(avi_frame)); timing_out->h_border_left = 0; timing_out->h_border_right = 0; @@ -2678,21 +6669,31 @@ fill_stream_properties_from_drm_display_mode(struct dc_stream_state *stream, timing_out->v_border_bottom = 0; /* TODO: un-hardcode */ if (drm_mode_is_420_only(info, mode_in) - && stream->sink->sink_signal == SIGNAL_TYPE_HDMI_TYPE_A) + && stream->signal == SIGNAL_TYPE_HDMI_TYPE_A) + timing_out->pixel_encoding = PIXEL_ENCODING_YCBCR420; + else if (drm_mode_is_420_also(info, mode_in) + && aconnector + && aconnector->force_yuv420_output) timing_out->pixel_encoding = PIXEL_ENCODING_YCBCR420; - else if ((connector->display_info.color_formats & DRM_COLOR_FORMAT_YCRCB444) - && stream->sink->sink_signal == SIGNAL_TYPE_HDMI_TYPE_A) + else if ((connector->display_info.color_formats & DRM_COLOR_FORMAT_YCBCR422) + && aconnector + && aconnector->force_yuv422_output) + timing_out->pixel_encoding = PIXEL_ENCODING_YCBCR422; + else if ((connector->display_info.color_formats & DRM_COLOR_FORMAT_YCBCR444) + && stream->signal == SIGNAL_TYPE_HDMI_TYPE_A) timing_out->pixel_encoding = PIXEL_ENCODING_YCBCR444; else timing_out->pixel_encoding = PIXEL_ENCODING_RGB; timing_out->timing_3d_format = TIMING_3D_FORMAT_NONE; timing_out->display_color_depth = convert_color_depth_from_display_info( - connector); + connector, + (timing_out->pixel_encoding == PIXEL_ENCODING_YCBCR420), + requested_bpc); timing_out->scan_type = SCANNING_TYPE_NODATA; timing_out->hdmi_vic = 0; - if(old_stream) { + if (old_stream) { timing_out->vic = old_stream->timing.vic; timing_out->flags.HSYNC_POSITIVE_POLARITY = old_stream->timing.flags.HSYNC_POSITIVE_POLARITY; timing_out->flags.VSYNC_POSITIVE_POLARITY = old_stream->timing.flags.VSYNC_POSITIVE_POLARITY; @@ -2704,27 +6705,60 @@ fill_stream_properties_from_drm_display_mode(struct dc_stream_state *stream, timing_out->flags.VSYNC_POSITIVE_POLARITY = 1; } - timing_out->h_addressable = mode_in->crtc_hdisplay; - timing_out->h_total = mode_in->crtc_htotal; - timing_out->h_sync_width = - mode_in->crtc_hsync_end - mode_in->crtc_hsync_start; - timing_out->h_front_porch = - mode_in->crtc_hsync_start - mode_in->crtc_hdisplay; - timing_out->v_total = mode_in->crtc_vtotal; - timing_out->v_addressable = mode_in->crtc_vdisplay; - timing_out->v_front_porch = - mode_in->crtc_vsync_start - mode_in->crtc_vdisplay; - timing_out->v_sync_width = - mode_in->crtc_vsync_end - mode_in->crtc_vsync_start; - timing_out->pix_clk_khz = mode_in->crtc_clock; + if (stream->signal == SIGNAL_TYPE_HDMI_TYPE_A) { + err = drm_hdmi_avi_infoframe_from_display_mode(&avi_frame, + (struct drm_connector *)connector, + mode_in); + if (err < 0) + drm_warn_once(connector->dev, "Failed to setup avi infoframe on connector %s: %zd\n", + connector->name, err); + timing_out->vic = avi_frame.video_code; + err = drm_hdmi_vendor_infoframe_from_display_mode(&hv_frame, + (struct drm_connector *)connector, + mode_in); + if (err < 0) + drm_warn_once(connector->dev, "Failed to setup vendor infoframe on connector %s: %zd\n", + connector->name, err); + timing_out->hdmi_vic = hv_frame.vic; + } + + if (aconnector && is_freesync_video_mode(mode_in, aconnector)) { + timing_out->h_addressable = mode_in->hdisplay; + timing_out->h_total = mode_in->htotal; + timing_out->h_sync_width = mode_in->hsync_end - mode_in->hsync_start; + timing_out->h_front_porch = mode_in->hsync_start - mode_in->hdisplay; + timing_out->v_total = mode_in->vtotal; + timing_out->v_addressable = mode_in->vdisplay; + timing_out->v_front_porch = mode_in->vsync_start - mode_in->vdisplay; + timing_out->v_sync_width = mode_in->vsync_end - mode_in->vsync_start; + timing_out->pix_clk_100hz = mode_in->clock * 10; + } else { + timing_out->h_addressable = mode_in->crtc_hdisplay; + timing_out->h_total = mode_in->crtc_htotal; + timing_out->h_sync_width = mode_in->crtc_hsync_end - mode_in->crtc_hsync_start; + timing_out->h_front_porch = mode_in->crtc_hsync_start - mode_in->crtc_hdisplay; + timing_out->v_total = mode_in->crtc_vtotal; + timing_out->v_addressable = mode_in->crtc_vdisplay; + timing_out->v_front_porch = mode_in->crtc_vsync_start - mode_in->crtc_vdisplay; + timing_out->v_sync_width = mode_in->crtc_vsync_end - mode_in->crtc_vsync_start; + timing_out->pix_clk_100hz = mode_in->crtc_clock * 10; + } + timing_out->aspect_ratio = get_aspect_ratio(mode_in); - stream->output_color_space = get_output_color_space(timing_out); + stream->out_transfer_func.type = TF_TYPE_PREDEFINED; + stream->out_transfer_func.tf = TRANSFER_FUNCTION_SRGB; + if (stream->signal == SIGNAL_TYPE_HDMI_TYPE_A) { + if (!adjust_colour_depth_from_display_info(timing_out, info) && + drm_mode_is_420_also(info, mode_in) && + timing_out->pixel_encoding != PIXEL_ENCODING_YCBCR420) { + timing_out->pixel_encoding = PIXEL_ENCODING_YCBCR420; + adjust_colour_depth_from_display_info(timing_out, info); + } + } - stream->out_transfer_func->type = TF_TYPE_PREDEFINED; - stream->out_transfer_func->tf = TRANSFER_FUNCTION_SRGB; - if (stream->sink->sink_signal == SIGNAL_TYPE_HDMI_TYPE_A) - adjust_colour_depth_from_display_info(timing_out, info); + stream->output_color_space = get_output_color_space(timing_out, connector_state); + stream->content_type = get_output_content_type(connector_state); } static void fill_audio_info(struct audio_info *audio_info, @@ -2797,28 +6831,29 @@ decide_crtc_timing_for_drm_display_mode(struct drm_display_mode *drm_mode, const struct drm_display_mode *native_mode, bool scale_enabled) { - if (scale_enabled) { - copy_crtc_timing_for_drm_display_mode(native_mode, drm_mode); - } else if (native_mode->clock == drm_mode->clock && - native_mode->htotal == drm_mode->htotal && - native_mode->vtotal == drm_mode->vtotal) { - copy_crtc_timing_for_drm_display_mode(native_mode, drm_mode); + if (scale_enabled || ( + native_mode->clock == drm_mode->clock && + native_mode->htotal == drm_mode->htotal && + native_mode->vtotal == drm_mode->vtotal)) { + if (native_mode->crtc_clock) + copy_crtc_timing_for_drm_display_mode(native_mode, drm_mode); } else { /* no scaling nor amdgpu inserted, no need to patch */ } } static struct dc_sink * -create_fake_sink(struct amdgpu_dm_connector *aconnector) +create_fake_sink(struct drm_device *dev, struct dc_link *link) { struct dc_sink_init_data sink_init_data = { 0 }; struct dc_sink *sink = NULL; - sink_init_data.link = aconnector->dc_link; - sink_init_data.sink_signal = aconnector->dc_link->connector_signal; + + sink_init_data.link = link; + sink_init_data.sink_signal = link->connector_signal; sink = dc_sink_create(&sink_init_data); if (!sink) { - DRM_ERROR("Failed to create sink!\n"); + drm_err(dev, "Failed to create sink!\n"); return NULL; } sink->sink_signal = SIGNAL_TYPE_VIRTUAL; @@ -2829,9 +6864,14 @@ create_fake_sink(struct amdgpu_dm_connector *aconnector) static void set_multisync_trigger_params( struct dc_stream_state *stream) { + struct dc_stream_state *master = NULL; + if (stream->triggered_crtc_reset.enabled) { - stream->triggered_crtc_reset.event = CRTC_EVENT_VSYNC_RISING; - stream->triggered_crtc_reset.delay = TRIGGER_DELAY_NEXT_LINE; + master = stream->triggered_crtc_reset.event_source; + stream->triggered_crtc_reset.event = + master->timing.flags.VSYNC_POSITIVE_POLARITY ? + CRTC_EVENT_VSYNC_RISING : CRTC_EVENT_VSYNC_FALLING; + stream->triggered_crtc_reset.delay = TRIGGER_DELAY_NEXT_PIXEL; } } @@ -2844,7 +6884,7 @@ static void set_master_stream(struct dc_stream_state *stream_set[], if (stream_set[j] && stream_set[j]->triggered_crtc_reset.enabled) { int refresh_rate = 0; - refresh_rate = (stream_set[j]->timing.pix_clk_khz*1000)/ + refresh_rate = (stream_set[j]->timing.pix_clk_100hz*100)/ (stream_set[j]->timing.h_total*stream_set[j]->timing.v_total); if (refresh_rate > highest_rfr) { highest_rfr = refresh_rate; @@ -2861,6 +6901,7 @@ static void set_master_stream(struct dc_stream_state *stream_set[], static void dm_enable_per_frame_crtc_master_sync(struct dc_state *context) { int i = 0; + struct dc_stream_state *stream; if (context->stream_count < 2) return; @@ -2872,52 +6913,362 @@ static void dm_enable_per_frame_crtc_master_sync(struct dc_state *context) * crtc_sync_master.multi_sync_enabled flag * For now it's set to false */ - set_multisync_trigger_params(context->streams[i]); } + set_master_stream(context->streams, context->stream_count); + + for (i = 0; i < context->stream_count ; i++) { + stream = context->streams[i]; + + if (!stream) + continue; + + set_multisync_trigger_params(stream); + } +} + +/** + * DOC: FreeSync Video + * + * When a userspace application wants to play a video, the content follows a + * standard format definition that usually specifies the FPS for that format. + * The below list illustrates some video format and the expected FPS, + * respectively: + * + * - TV/NTSC (23.976 FPS) + * - Cinema (24 FPS) + * - TV/PAL (25 FPS) + * - TV/NTSC (29.97 FPS) + * - TV/NTSC (30 FPS) + * - Cinema HFR (48 FPS) + * - TV/PAL (50 FPS) + * - Commonly used (60 FPS) + * - Multiples of 24 (48,72,96 FPS) + * + * The list of standards video format is not huge and can be added to the + * connector modeset list beforehand. With that, userspace can leverage + * FreeSync to extends the front porch in order to attain the target refresh + * rate. Such a switch will happen seamlessly, without screen blanking or + * reprogramming of the output in any other way. If the userspace requests a + * modesetting change compatible with FreeSync modes that only differ in the + * refresh rate, DC will skip the full update and avoid blink during the + * transition. For example, the video player can change the modesetting from + * 60Hz to 30Hz for playing TV/NTSC content when it goes full screen without + * causing any display blink. This same concept can be applied to a mode + * setting change. + */ +static struct drm_display_mode * +get_highest_refresh_rate_mode(struct amdgpu_dm_connector *aconnector, + bool use_probed_modes) +{ + struct drm_display_mode *m, *m_pref = NULL; + u16 current_refresh, highest_refresh; + struct list_head *list_head = use_probed_modes ? + &aconnector->base.probed_modes : + &aconnector->base.modes; + + if (aconnector->base.connector_type == DRM_MODE_CONNECTOR_WRITEBACK) + return NULL; + + if (aconnector->freesync_vid_base.clock != 0) + return &aconnector->freesync_vid_base; + + /* Find the preferred mode */ + list_for_each_entry(m, list_head, head) { + if (m->type & DRM_MODE_TYPE_PREFERRED) { + m_pref = m; + break; + } + } + + if (!m_pref) { + /* Probably an EDID with no preferred mode. Fallback to first entry */ + m_pref = list_first_entry_or_null( + &aconnector->base.modes, struct drm_display_mode, head); + if (!m_pref) { + drm_dbg_driver(aconnector->base.dev, "No preferred mode found in EDID\n"); + return NULL; + } + } + + highest_refresh = drm_mode_vrefresh(m_pref); + + /* + * Find the mode with highest refresh rate with same resolution. + * For some monitors, preferred mode is not the mode with highest + * supported refresh rate. + */ + list_for_each_entry(m, list_head, head) { + current_refresh = drm_mode_vrefresh(m); + + if (m->hdisplay == m_pref->hdisplay && + m->vdisplay == m_pref->vdisplay && + highest_refresh < current_refresh) { + highest_refresh = current_refresh; + m_pref = m; + } + } + + drm_mode_copy(&aconnector->freesync_vid_base, m_pref); + return m_pref; +} + +static bool is_freesync_video_mode(const struct drm_display_mode *mode, + struct amdgpu_dm_connector *aconnector) +{ + struct drm_display_mode *high_mode; + int timing_diff; + + high_mode = get_highest_refresh_rate_mode(aconnector, false); + if (!high_mode || !mode) + return false; + + timing_diff = high_mode->vtotal - mode->vtotal; + + if (high_mode->clock == 0 || high_mode->clock != mode->clock || + high_mode->hdisplay != mode->hdisplay || + high_mode->vdisplay != mode->vdisplay || + high_mode->hsync_start != mode->hsync_start || + high_mode->hsync_end != mode->hsync_end || + high_mode->htotal != mode->htotal || + high_mode->hskew != mode->hskew || + high_mode->vscan != mode->vscan || + high_mode->vsync_start - mode->vsync_start != timing_diff || + high_mode->vsync_end - mode->vsync_end != timing_diff) + return false; + else + return true; } +#if defined(CONFIG_DRM_AMD_DC_FP) +static void update_dsc_caps(struct amdgpu_dm_connector *aconnector, + struct dc_sink *sink, struct dc_stream_state *stream, + struct dsc_dec_dpcd_caps *dsc_caps) +{ + stream->timing.flags.DSC = 0; + dsc_caps->is_dsc_supported = false; + + if (aconnector->dc_link && (sink->sink_signal == SIGNAL_TYPE_DISPLAY_PORT || + sink->sink_signal == SIGNAL_TYPE_EDP)) { + if (sink->link->dpcd_caps.dongle_type == DISPLAY_DONGLE_NONE || + sink->link->dpcd_caps.dongle_type == DISPLAY_DONGLE_DP_HDMI_CONVERTER) + dc_dsc_parse_dsc_dpcd(aconnector->dc_link->ctx->dc, + aconnector->dc_link->dpcd_caps.dsc_caps.dsc_basic_caps.raw, + aconnector->dc_link->dpcd_caps.dsc_caps.dsc_branch_decoder_caps.raw, + dsc_caps); + } +} + +static void apply_dsc_policy_for_edp(struct amdgpu_dm_connector *aconnector, + struct dc_sink *sink, struct dc_stream_state *stream, + struct dsc_dec_dpcd_caps *dsc_caps, + uint32_t max_dsc_target_bpp_limit_override) +{ + const struct dc_link_settings *verified_link_cap = NULL; + u32 link_bw_in_kbps; + u32 edp_min_bpp_x16, edp_max_bpp_x16; + struct dc *dc = sink->ctx->dc; + struct dc_dsc_bw_range bw_range = {0}; + struct dc_dsc_config dsc_cfg = {0}; + struct dc_dsc_config_options dsc_options = {0}; + + dc_dsc_get_default_config_option(dc, &dsc_options); + dsc_options.max_target_bpp_limit_override_x16 = max_dsc_target_bpp_limit_override * 16; + + verified_link_cap = dc_link_get_link_cap(stream->link); + link_bw_in_kbps = dc_link_bandwidth_kbps(stream->link, verified_link_cap); + edp_min_bpp_x16 = 8 * 16; + edp_max_bpp_x16 = 8 * 16; + + if (edp_max_bpp_x16 > dsc_caps->edp_max_bits_per_pixel) + edp_max_bpp_x16 = dsc_caps->edp_max_bits_per_pixel; + + if (edp_max_bpp_x16 < edp_min_bpp_x16) + edp_min_bpp_x16 = edp_max_bpp_x16; + + if (dc_dsc_compute_bandwidth_range(dc->res_pool->dscs[0], + dc->debug.dsc_min_slice_height_override, + edp_min_bpp_x16, edp_max_bpp_x16, + dsc_caps, + &stream->timing, + dc_link_get_highest_encoding_format(aconnector->dc_link), + &bw_range)) { + + if (bw_range.max_kbps < link_bw_in_kbps) { + if (dc_dsc_compute_config(dc->res_pool->dscs[0], + dsc_caps, + &dsc_options, + 0, + &stream->timing, + dc_link_get_highest_encoding_format(aconnector->dc_link), + &dsc_cfg)) { + stream->timing.dsc_cfg = dsc_cfg; + stream->timing.flags.DSC = 1; + stream->timing.dsc_cfg.bits_per_pixel = edp_max_bpp_x16; + } + return; + } + } + + if (dc_dsc_compute_config(dc->res_pool->dscs[0], + dsc_caps, + &dsc_options, + link_bw_in_kbps, + &stream->timing, + dc_link_get_highest_encoding_format(aconnector->dc_link), + &dsc_cfg)) { + stream->timing.dsc_cfg = dsc_cfg; + stream->timing.flags.DSC = 1; + } +} + +static void apply_dsc_policy_for_stream(struct amdgpu_dm_connector *aconnector, + struct dc_sink *sink, struct dc_stream_state *stream, + struct dsc_dec_dpcd_caps *dsc_caps) +{ + struct drm_connector *drm_connector = &aconnector->base; + u32 link_bandwidth_kbps; + struct dc *dc = sink->ctx->dc; + u32 max_supported_bw_in_kbps, timing_bw_in_kbps; + u32 dsc_max_supported_bw_in_kbps; + u32 max_dsc_target_bpp_limit_override = + drm_connector->display_info.max_dsc_bpp; + struct dc_dsc_config_options dsc_options = {0}; + + dc_dsc_get_default_config_option(dc, &dsc_options); + dsc_options.max_target_bpp_limit_override_x16 = max_dsc_target_bpp_limit_override * 16; + + link_bandwidth_kbps = dc_link_bandwidth_kbps(aconnector->dc_link, + dc_link_get_link_cap(aconnector->dc_link)); + + /* Set DSC policy according to dsc_clock_en */ + dc_dsc_policy_set_enable_dsc_when_not_needed( + aconnector->dsc_settings.dsc_force_enable == DSC_CLK_FORCE_ENABLE); + + if (sink->sink_signal == SIGNAL_TYPE_EDP && + !aconnector->dc_link->panel_config.dsc.disable_dsc_edp && + dc->caps.edp_dsc_support && aconnector->dsc_settings.dsc_force_enable != DSC_CLK_FORCE_DISABLE) { + + apply_dsc_policy_for_edp(aconnector, sink, stream, dsc_caps, max_dsc_target_bpp_limit_override); + + } else if (sink->sink_signal == SIGNAL_TYPE_DISPLAY_PORT) { + if (sink->link->dpcd_caps.dongle_type == DISPLAY_DONGLE_NONE) { + if (dc_dsc_compute_config(aconnector->dc_link->ctx->dc->res_pool->dscs[0], + dsc_caps, + &dsc_options, + link_bandwidth_kbps, + &stream->timing, + dc_link_get_highest_encoding_format(aconnector->dc_link), + &stream->timing.dsc_cfg)) { + stream->timing.flags.DSC = 1; + drm_dbg_driver(drm_connector->dev, "%s: SST_DSC [%s] DSC is selected from SST RX\n", + __func__, drm_connector->name); + } + } else if (sink->link->dpcd_caps.dongle_type == DISPLAY_DONGLE_DP_HDMI_CONVERTER) { + timing_bw_in_kbps = dc_bandwidth_in_kbps_from_timing(&stream->timing, + dc_link_get_highest_encoding_format(aconnector->dc_link)); + max_supported_bw_in_kbps = link_bandwidth_kbps; + dsc_max_supported_bw_in_kbps = link_bandwidth_kbps; + + if (timing_bw_in_kbps > max_supported_bw_in_kbps && + max_supported_bw_in_kbps > 0 && + dsc_max_supported_bw_in_kbps > 0) + if (dc_dsc_compute_config(aconnector->dc_link->ctx->dc->res_pool->dscs[0], + dsc_caps, + &dsc_options, + dsc_max_supported_bw_in_kbps, + &stream->timing, + dc_link_get_highest_encoding_format(aconnector->dc_link), + &stream->timing.dsc_cfg)) { + stream->timing.flags.DSC = 1; + drm_dbg_driver(drm_connector->dev, "%s: SST_DSC [%s] DSC is selected from DP-HDMI PCON\n", + __func__, drm_connector->name); + } + } + } + + /* Overwrite the stream flag if DSC is enabled through debugfs */ + if (aconnector->dsc_settings.dsc_force_enable == DSC_CLK_FORCE_ENABLE) + stream->timing.flags.DSC = 1; + + if (stream->timing.flags.DSC && aconnector->dsc_settings.dsc_num_slices_h) + stream->timing.dsc_cfg.num_slices_h = aconnector->dsc_settings.dsc_num_slices_h; + + if (stream->timing.flags.DSC && aconnector->dsc_settings.dsc_num_slices_v) + stream->timing.dsc_cfg.num_slices_v = aconnector->dsc_settings.dsc_num_slices_v; + + if (stream->timing.flags.DSC && aconnector->dsc_settings.dsc_bits_per_pixel) + stream->timing.dsc_cfg.bits_per_pixel = aconnector->dsc_settings.dsc_bits_per_pixel; +} +#endif + static struct dc_stream_state * -create_stream_for_sink(struct amdgpu_dm_connector *aconnector, +create_stream_for_sink(struct drm_connector *connector, const struct drm_display_mode *drm_mode, const struct dm_connector_state *dm_state, - const struct dc_stream_state *old_stream) + const struct dc_stream_state *old_stream, + int requested_bpc) { + struct drm_device *dev = connector->dev; + struct amdgpu_dm_connector *aconnector = NULL; struct drm_display_mode *preferred_mode = NULL; - struct drm_connector *drm_connector; + const struct drm_connector_state *con_state = &dm_state->base; struct dc_stream_state *stream = NULL; - struct drm_display_mode mode = *drm_mode; + struct drm_display_mode mode; + struct drm_display_mode saved_mode; + struct drm_display_mode *freesync_mode = NULL; bool native_mode_found = false; - bool scale = dm_state ? (dm_state->scaling != RMX_OFF) : false; + bool recalculate_timing = false; + bool scale = dm_state->scaling != RMX_OFF; int mode_refresh; int preferred_refresh = 0; - + enum color_transfer_func tf = TRANSFER_FUNC_UNKNOWN; +#if defined(CONFIG_DRM_AMD_DC_FP) + struct dsc_dec_dpcd_caps dsc_caps; +#endif + struct dc_link *link = NULL; struct dc_sink *sink = NULL; - if (aconnector == NULL) { - DRM_ERROR("aconnector is NULL!\n"); - return stream; + + drm_mode_init(&mode, drm_mode); + memset(&saved_mode, 0, sizeof(saved_mode)); + + if (connector->connector_type != DRM_MODE_CONNECTOR_WRITEBACK) { + aconnector = NULL; + aconnector = to_amdgpu_dm_connector(connector); + link = aconnector->dc_link; + } else { + struct drm_writeback_connector *wbcon = NULL; + struct amdgpu_dm_wb_connector *dm_wbcon = NULL; + + wbcon = drm_connector_to_writeback(connector); + dm_wbcon = to_amdgpu_dm_wb_connector(wbcon); + link = dm_wbcon->link; } - drm_connector = &aconnector->base; + if (!aconnector || !aconnector->dc_sink) { + sink = create_fake_sink(dev, link); + if (!sink) + return stream; - if (!aconnector->dc_sink) { - if (!aconnector->mst_port) { - sink = create_fake_sink(aconnector); - if (!sink) - return stream; - } } else { sink = aconnector->dc_sink; + dc_sink_retain(sink); } stream = dc_create_stream_for_sink(sink); if (stream == NULL) { - DRM_ERROR("Failed to create stream for sink!\n"); + drm_err(dev, "Failed to create stream for sink!\n"); goto finish; } - list_for_each_entry(preferred_mode, &aconnector->base.modes, head) { + /* We leave this NULL for writeback connectors */ + stream->dm_stream_context = aconnector; + + stream->timing.flags.LTE_340MCSC_SCRAMBLE = + connector->display_info.hdmi.scdc.scrambling.low_rates; + + list_for_each_entry(preferred_mode, &connector->modes, head) { /* Search for preferred mode */ if (preferred_mode->type & DRM_MODE_TYPE_PREFERRED) { native_mode_found = true; @@ -2926,7 +7277,7 @@ create_stream_for_sink(struct amdgpu_dm_connector *aconnector, } if (!native_mode_found) preferred_mode = list_first_entry_or_null( - &aconnector->base.modes, + &connector->modes, struct drm_display_mode, head); @@ -2937,176 +7288,215 @@ create_stream_for_sink(struct amdgpu_dm_connector *aconnector, * This may not be an error, the use case is when we have no * usermode calls to reset and set mode upon hotplug. In this * case, we call set mode ourselves to restore the previous mode - * and the modelist may not be filled in in time. + * and the modelist may not be filled in time. */ - DRM_DEBUG_DRIVER("No preferred mode found\n"); - } else { - decide_crtc_timing_for_drm_display_mode( - &mode, preferred_mode, - dm_state ? (dm_state->scaling != RMX_OFF) : false); - preferred_refresh = drm_mode_vrefresh(preferred_mode); + drm_dbg_driver(dev, "No preferred mode found\n"); + } else if (aconnector) { + recalculate_timing = amdgpu_freesync_vid_mode && + is_freesync_video_mode(&mode, aconnector); + if (recalculate_timing) { + freesync_mode = get_highest_refresh_rate_mode(aconnector, false); + drm_mode_copy(&saved_mode, &mode); + saved_mode.picture_aspect_ratio = mode.picture_aspect_ratio; + drm_mode_copy(&mode, freesync_mode); + mode.picture_aspect_ratio = saved_mode.picture_aspect_ratio; + } else { + decide_crtc_timing_for_drm_display_mode( + &mode, preferred_mode, scale); + + preferred_refresh = drm_mode_vrefresh(preferred_mode); + } } - if (!dm_state) - drm_mode_set_crtcinfo(&mode, 0); + if (recalculate_timing) + drm_mode_set_crtcinfo(&saved_mode, 0); /* - * If scaling is enabled and refresh rate didn't change - * we copy the vic and polarities of the old timings - */ + * If scaling is enabled and refresh rate didn't change + * we copy the vic and polarities of the old timings + */ if (!scale || mode_refresh != preferred_refresh) - fill_stream_properties_from_drm_display_mode(stream, - &mode, &aconnector->base, NULL); + fill_stream_properties_from_drm_display_mode( + stream, &mode, connector, con_state, NULL, + requested_bpc); else - fill_stream_properties_from_drm_display_mode(stream, - &mode, &aconnector->base, old_stream); + fill_stream_properties_from_drm_display_mode( + stream, &mode, connector, con_state, old_stream, + requested_bpc); + + /* The rest isn't needed for writeback connectors */ + if (!aconnector) + goto finish; + + if (aconnector->timing_changed) { + drm_dbg(aconnector->base.dev, + "overriding timing for automated test, bpc %d, changing to %d\n", + stream->timing.display_color_depth, + aconnector->timing_requested->display_color_depth); + stream->timing = *aconnector->timing_requested; + } + +#if defined(CONFIG_DRM_AMD_DC_FP) + /* SST DSC determination policy */ + update_dsc_caps(aconnector, sink, stream, &dsc_caps); + if (aconnector->dsc_settings.dsc_force_enable != DSC_CLK_FORCE_DISABLE && dsc_caps.is_dsc_supported) + apply_dsc_policy_for_stream(aconnector, sink, stream, &dsc_caps); +#endif update_stream_scaling_settings(&mode, dm_state, stream); fill_audio_info( &stream->audio_info, - drm_connector, + connector, sink); - update_stream_signal(stream); - - if (dm_state && dm_state->freesync_capable) - stream->ignore_msa_timing_param = true; - -finish: - if (sink && sink->sink_signal == SIGNAL_TYPE_VIRTUAL && aconnector->base.force != DRM_FORCE_ON) - dc_sink_release(sink); - - return stream; -} - -static void amdgpu_dm_crtc_destroy(struct drm_crtc *crtc) -{ - drm_crtc_cleanup(crtc); - kfree(crtc); -} - -static void dm_crtc_destroy_state(struct drm_crtc *crtc, - struct drm_crtc_state *state) -{ - struct dm_crtc_state *cur = to_dm_crtc_state(state); - - /* TODO Destroy dc_stream objects are stream object is flattened */ - if (cur->stream) - dc_stream_release(cur->stream); + update_stream_signal(stream, sink); + if (stream->signal == SIGNAL_TYPE_HDMI_TYPE_A) + mod_build_hf_vsif_infopacket(stream, &stream->vsp_infopacket); - __drm_atomic_helper_crtc_destroy_state(state); + if (stream->signal == SIGNAL_TYPE_DISPLAY_PORT || + stream->signal == SIGNAL_TYPE_DISPLAY_PORT_MST || + stream->signal == SIGNAL_TYPE_EDP) { + const struct dc_edid_caps *edid_caps; + unsigned int disable_colorimetry = 0; + if (aconnector->dc_sink) { + edid_caps = &aconnector->dc_sink->edid_caps; + disable_colorimetry = edid_caps->panel_patch.disable_colorimetry; + } - kfree(state); -} - -static void dm_crtc_reset_state(struct drm_crtc *crtc) -{ - struct dm_crtc_state *state; + // + // should decide stream support vsc sdp colorimetry capability + // before building vsc info packet + // + stream->use_vsc_sdp_for_colorimetry = stream->link->dpcd_caps.dpcd_rev.raw >= 0x14 && + stream->link->dpcd_caps.dprx_feature.bits.VSC_SDP_COLORIMETRY_SUPPORTED && + !disable_colorimetry; - if (crtc->state) - dm_crtc_destroy_state(crtc, crtc->state); + if (stream->out_transfer_func.tf == TRANSFER_FUNCTION_GAMMA22) + tf = TRANSFER_FUNC_GAMMA_22; + mod_build_vsc_infopacket(stream, &stream->vsc_infopacket, stream->output_color_space, tf); + aconnector->sr_skip_count = AMDGPU_DM_PSR_ENTRY_DELAY; - state = kzalloc(sizeof(*state), GFP_KERNEL); - if (WARN_ON(!state)) - return; - - crtc->state = &state->base; - crtc->state->crtc = crtc; + } +finish: + dc_sink_release(sink); + return stream; } -static struct drm_crtc_state * -dm_crtc_duplicate_state(struct drm_crtc *crtc) +/** + * amdgpu_dm_connector_poll - Poll a connector to see if it's connected to a display + * @aconnector: DM connector to poll (owns @base drm_connector and @dc_link) + * @force: if true, force polling even when DAC load detection was used + * + * Used for connectors that don't support HPD (hotplug detection) to + * periodically check whether the connector is connected to a display. + * + * When connection was determined via DAC load detection, we avoid + * re-running it on normal polls to prevent visible glitches, unless + * @force is set. + * + * Return: The probed connector status (connected/disconnected/unknown). + */ +static enum drm_connector_status +amdgpu_dm_connector_poll(struct amdgpu_dm_connector *aconnector, bool force) { - struct dm_crtc_state *state, *cur; - - cur = to_dm_crtc_state(crtc->state); + struct drm_connector *connector = &aconnector->base; + struct drm_device *dev = connector->dev; + struct amdgpu_device *adev = drm_to_adev(dev); + struct dc_link *link = aconnector->dc_link; + enum dc_connection_type conn_type = dc_connection_none; + enum drm_connector_status status = connector_status_disconnected; + + /* When we determined the connection using DAC load detection, + * do NOT poll the connector do detect disconnect because + * that would run DAC load detection again which can cause + * visible visual glitches. + * + * Only allow to poll such a connector again when forcing. + */ + if (!force && link->local_sink && link->type == dc_connection_dac_load) + return connector->status; - if (WARN_ON(!crtc->state)) - return NULL; + mutex_lock(&aconnector->hpd_lock); - state = kzalloc(sizeof(*state), GFP_KERNEL); - if (!state) - return NULL; + if (dc_link_detect_connection_type(aconnector->dc_link, &conn_type) && + conn_type != dc_connection_none) { + mutex_lock(&adev->dm.dc_lock); - __drm_atomic_helper_crtc_duplicate_state(crtc, &state->base); + /* Only call full link detection when a sink isn't created yet, + * ie. just when the display is plugged in, otherwise we risk flickering. + */ + if (link->local_sink || + dc_link_detect(link, DETECT_REASON_HPD)) + status = connector_status_connected; - if (cur->stream) { - state->stream = cur->stream; - dc_stream_retain(state->stream); + mutex_unlock(&adev->dm.dc_lock); } - state->vrr_params = cur->vrr_params; - state->vrr_infopacket = cur->vrr_infopacket; - state->abm_level = cur->abm_level; - state->vrr_supported = cur->vrr_supported; - state->freesync_config = cur->freesync_config; - state->crc_enabled = cur->crc_enabled; - - /* TODO Duplicate dc_stream after objects are stream object is flattened */ + if (connector->status != status) { + if (status == connector_status_disconnected) { + if (link->local_sink) + dc_sink_release(link->local_sink); - return &state->base; -} - - -static inline int dm_set_vblank(struct drm_crtc *crtc, bool enable) -{ - enum dc_irq_source irq_source; - struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc); - struct amdgpu_device *adev = crtc->dev->dev_private; - - irq_source = IRQ_TYPE_VBLANK + acrtc->otg_inst; - return dc_interrupt_set(adev->dm.dc, irq_source, enable) ? 0 : -EBUSY; -} + link->local_sink = NULL; + link->dpcd_sink_count = 0; + link->type = dc_connection_none; + } -static int dm_enable_vblank(struct drm_crtc *crtc) -{ - return dm_set_vblank(crtc, true); -} + amdgpu_dm_update_connector_after_detect(aconnector); + } -static void dm_disable_vblank(struct drm_crtc *crtc) -{ - dm_set_vblank(crtc, false); + mutex_unlock(&aconnector->hpd_lock); + return status; } -/* Implemented only the options currently availible for the driver */ -static const struct drm_crtc_funcs amdgpu_dm_crtc_funcs = { - .reset = dm_crtc_reset_state, - .destroy = amdgpu_dm_crtc_destroy, - .gamma_set = drm_atomic_helper_legacy_gamma_set, - .set_config = drm_atomic_helper_set_config, - .page_flip = drm_atomic_helper_page_flip, - .atomic_duplicate_state = dm_crtc_duplicate_state, - .atomic_destroy_state = dm_crtc_destroy_state, - .set_crc_source = amdgpu_dm_crtc_set_crc_source, - .verify_crc_source = amdgpu_dm_crtc_verify_crc_source, - .enable_vblank = dm_enable_vblank, - .disable_vblank = dm_disable_vblank, -}; - +/** + * amdgpu_dm_connector_detect() - Detect whether a DRM connector is connected to a display + * + * A connector is considered connected when it has a sink that is not NULL. + * For connectors that support HPD (hotplug detection), the connection is + * handled in the HPD interrupt. + * For connectors that may not support HPD, such as analog connectors, + * DRM will call this function repeatedly to poll them. + * + * Notes: + * 1. This interface is NOT called in context of HPD irq. + * 2. This interface *is called* in context of user-mode ioctl. Which + * makes it a bad place for *any* MST-related activity. + * + * @connector: The DRM connector we are checking. We convert it to + * amdgpu_dm_connector so we can read the DC link and state. + * @force: If true, do a full detect again. This is used even when + * a lighter check would normally be used to avoid flicker. + * + * Return: The connector status (connected, disconnected, or unknown). + * + */ static enum drm_connector_status amdgpu_dm_connector_detect(struct drm_connector *connector, bool force) { - bool connected; struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector); - /* - * Notes: - * 1. This interface is NOT called in context of HPD irq. - * 2. This interface *is called* in context of user-mode ioctl. Which - * makes it a bad place for *any* MST-related activity. - */ + update_subconnector_property(aconnector); - if (aconnector->base.force == DRM_FORCE_UNSPECIFIED && - !aconnector->fake_enable) - connected = (aconnector->dc_sink != NULL); - else - connected = (aconnector->base.force == DRM_FORCE_ON); + if (aconnector->base.force == DRM_FORCE_ON || + aconnector->base.force == DRM_FORCE_ON_DIGITAL) + return connector_status_connected; + else if (aconnector->base.force == DRM_FORCE_OFF) + return connector_status_disconnected; + + /* Poll analog connectors and only when either + * disconnected or connected to an analog display. + */ + if (drm_kms_helper_is_poll_worker() && + dc_connector_supports_analog(aconnector->dc_link->link_id.id) && + (!aconnector->dc_sink || aconnector->dc_sink->edid_caps.analog)) + return amdgpu_dm_connector_poll(aconnector, force); - return (connected ? connector_status_connected : + return (aconnector->dc_sink ? connector_status_connected : connector_status_disconnected); } @@ -3116,7 +7506,7 @@ int amdgpu_dm_connector_atomic_set_property(struct drm_connector *connector, uint64_t val) { struct drm_device *dev = connector->dev; - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); struct dm_connector_state *dm_old_state = to_dm_connector_state(connector->state); struct dm_connector_state *dm_new_state = @@ -3157,11 +7547,19 @@ int amdgpu_dm_connector_atomic_set_property(struct drm_connector *connector, } else if (property == adev->mode_info.underscan_property) { dm_new_state->underscan_enable = val; ret = 0; - } else if (property == adev->mode_info.max_bpc_property) { - dm_new_state->max_bpc = val; - ret = 0; } else if (property == adev->mode_info.abm_level_property) { - dm_new_state->abm_level = val; + switch (val) { + case ABM_SYSFS_CONTROL: + dm_new_state->abm_sysfs_forbidden = false; + break; + case ABM_LEVEL_OFF: + dm_new_state->abm_sysfs_forbidden = true; + dm_new_state->abm_level = ABM_LEVEL_IMMEDIATE_DISABLE; + break; + default: + dm_new_state->abm_sysfs_forbidden = true; + dm_new_state->abm_level = val; + } ret = 0; } @@ -3174,7 +7572,7 @@ int amdgpu_dm_connector_atomic_get_property(struct drm_connector *connector, uint64_t *val) { struct drm_device *dev = connector->dev; - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); struct dm_connector_state *dm_state = to_dm_connector_state(state); int ret = -EINVAL; @@ -3205,37 +7603,163 @@ int amdgpu_dm_connector_atomic_get_property(struct drm_connector *connector, } else if (property == adev->mode_info.underscan_property) { *val = dm_state->underscan_enable; ret = 0; - } else if (property == adev->mode_info.max_bpc_property) { - *val = dm_state->max_bpc; - ret = 0; } else if (property == adev->mode_info.abm_level_property) { - *val = dm_state->abm_level; + if (!dm_state->abm_sysfs_forbidden) + *val = ABM_SYSFS_CONTROL; + else + *val = (dm_state->abm_level != ABM_LEVEL_IMMEDIATE_DISABLE) ? + dm_state->abm_level : 0; ret = 0; } return ret; } +/** + * DOC: panel power savings + * + * The display manager allows you to set your desired **panel power savings** + * level (between 0-4, with 0 representing off), e.g. using the following:: + * + * # echo 3 > /sys/class/drm/card0-eDP-1/amdgpu/panel_power_savings + * + * Modifying this value can have implications on color accuracy, so tread + * carefully. + */ + +static ssize_t panel_power_savings_show(struct device *device, + struct device_attribute *attr, + char *buf) +{ + struct drm_connector *connector = dev_get_drvdata(device); + struct drm_device *dev = connector->dev; + u8 val; + + drm_modeset_lock(&dev->mode_config.connection_mutex, NULL); + val = to_dm_connector_state(connector->state)->abm_level == + ABM_LEVEL_IMMEDIATE_DISABLE ? 0 : + to_dm_connector_state(connector->state)->abm_level; + drm_modeset_unlock(&dev->mode_config.connection_mutex); + + return sysfs_emit(buf, "%u\n", val); +} + +static ssize_t panel_power_savings_store(struct device *device, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct drm_connector *connector = dev_get_drvdata(device); + struct drm_device *dev = connector->dev; + long val; + int ret; + + ret = kstrtol(buf, 0, &val); + + if (ret) + return ret; + + if (val < 0 || val > 4) + return -EINVAL; + + drm_modeset_lock(&dev->mode_config.connection_mutex, NULL); + if (to_dm_connector_state(connector->state)->abm_sysfs_forbidden) + ret = -EBUSY; + else + to_dm_connector_state(connector->state)->abm_level = val ?: + ABM_LEVEL_IMMEDIATE_DISABLE; + drm_modeset_unlock(&dev->mode_config.connection_mutex); + + if (ret) + return ret; + + drm_kms_helper_hotplug_event(dev); + + return count; +} + +static DEVICE_ATTR_RW(panel_power_savings); + +static struct attribute *amdgpu_attrs[] = { + &dev_attr_panel_power_savings.attr, + NULL +}; + +static const struct attribute_group amdgpu_group = { + .name = "amdgpu", + .attrs = amdgpu_attrs +}; + +static bool +amdgpu_dm_should_create_sysfs(struct amdgpu_dm_connector *amdgpu_dm_connector) +{ + if (amdgpu_dm_abm_level >= 0) + return false; + + if (amdgpu_dm_connector->base.connector_type != DRM_MODE_CONNECTOR_eDP) + return false; + + /* check for OLED panels */ + if (amdgpu_dm_connector->bl_idx >= 0) { + struct drm_device *drm = amdgpu_dm_connector->base.dev; + struct amdgpu_display_manager *dm = &drm_to_adev(drm)->dm; + struct amdgpu_dm_backlight_caps *caps; + + caps = &dm->backlight_caps[amdgpu_dm_connector->bl_idx]; + if (caps->aux_support) + return false; + } + + return true; +} + +static void amdgpu_dm_connector_unregister(struct drm_connector *connector) +{ + struct amdgpu_dm_connector *amdgpu_dm_connector = to_amdgpu_dm_connector(connector); + + if (amdgpu_dm_should_create_sysfs(amdgpu_dm_connector)) + sysfs_remove_group(&connector->kdev->kobj, &amdgpu_group); + + cec_notifier_conn_unregister(amdgpu_dm_connector->notifier); + drm_dp_aux_unregister(&amdgpu_dm_connector->dm_dp_aux.aux); +} + static void amdgpu_dm_connector_destroy(struct drm_connector *connector) { struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector); - const struct dc_link *link = aconnector->dc_link; - struct amdgpu_device *adev = connector->dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(connector->dev); struct amdgpu_display_manager *dm = &adev->dm; -#if defined(CONFIG_BACKLIGHT_CLASS_DEVICE) ||\ - defined(CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE) + /* + * Call only if mst_mgr was initialized before since it's not done + * for all connector types. + */ + if (aconnector->mst_mgr.dev) + drm_dp_mst_topology_mgr_destroy(&aconnector->mst_mgr); + + /* Cancel and flush any pending HDMI HPD debounce work */ + cancel_delayed_work_sync(&aconnector->hdmi_hpd_debounce_work); + if (aconnector->hdmi_prev_sink) { + dc_sink_release(aconnector->hdmi_prev_sink); + aconnector->hdmi_prev_sink = NULL; + } - if ((link->connector_signal & (SIGNAL_TYPE_EDP | SIGNAL_TYPE_LVDS)) && - link->type != dc_connection_none && - dm->backlight_dev) { - backlight_device_unregister(dm->backlight_dev); - dm->backlight_dev = NULL; + if (aconnector->bl_idx != -1) { + backlight_device_unregister(dm->backlight_dev[aconnector->bl_idx]); + dm->backlight_dev[aconnector->bl_idx] = NULL; } -#endif + + if (aconnector->dc_em_sink) + dc_sink_release(aconnector->dc_em_sink); + aconnector->dc_em_sink = NULL; + if (aconnector->dc_sink) + dc_sink_release(aconnector->dc_sink); + aconnector->dc_sink = NULL; + drm_dp_cec_unregister_connector(&aconnector->dm_dp_aux.aux); drm_connector_unregister(connector); drm_connector_cleanup(connector); + kfree(aconnector->dm_dp_aux.aux.name); + kfree(connector); } @@ -3256,7 +7780,16 @@ void amdgpu_dm_connector_funcs_reset(struct drm_connector *connector) state->underscan_enable = false; state->underscan_hborder = 0; state->underscan_vborder = 0; - state->max_bpc = 8; + state->base.max_requested_bpc = 8; + state->vcpi_slots = 0; + state->pbn = 0; + + if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) { + if (amdgpu_dm_abm_level <= 0) + state->abm_level = ABM_LEVEL_IMMEDIATE_DISABLE; + else + state->abm_level = amdgpu_dm_abm_level; + } __drm_atomic_helper_connector_reset(connector, &state->base); } @@ -3282,11 +7815,79 @@ amdgpu_dm_connector_atomic_duplicate_state(struct drm_connector *connector) new_state->underscan_enable = state->underscan_enable; new_state->underscan_hborder = state->underscan_hborder; new_state->underscan_vborder = state->underscan_vborder; - new_state->max_bpc = state->max_bpc; - + new_state->vcpi_slots = state->vcpi_slots; + new_state->pbn = state->pbn; return &new_state->base; } +static int +amdgpu_dm_connector_late_register(struct drm_connector *connector) +{ + struct amdgpu_dm_connector *amdgpu_dm_connector = + to_amdgpu_dm_connector(connector); + int r; + + if (amdgpu_dm_should_create_sysfs(amdgpu_dm_connector)) { + r = sysfs_create_group(&connector->kdev->kobj, + &amdgpu_group); + if (r) + return r; + } + + amdgpu_dm_register_backlight_device(amdgpu_dm_connector); + + if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) || + (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) { + amdgpu_dm_connector->dm_dp_aux.aux.dev = connector->kdev; + r = drm_dp_aux_register(&amdgpu_dm_connector->dm_dp_aux.aux); + if (r) + return r; + } + +#if defined(CONFIG_DEBUG_FS) + connector_debugfs_init(amdgpu_dm_connector); +#endif + + return 0; +} + +static void amdgpu_dm_connector_funcs_force(struct drm_connector *connector) +{ + struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector); + struct dc_link *dc_link = aconnector->dc_link; + struct dc_sink *dc_em_sink = aconnector->dc_em_sink; + const struct drm_edid *drm_edid; + struct i2c_adapter *ddc; + struct drm_device *dev = connector->dev; + + if (dc_link && dc_link->aux_mode) + ddc = &aconnector->dm_dp_aux.aux.ddc; + else + ddc = &aconnector->i2c->base; + + drm_edid = drm_edid_read_ddc(connector, ddc); + drm_edid_connector_update(connector, drm_edid); + if (!drm_edid) { + drm_err(dev, "No EDID found on connector: %s.\n", connector->name); + return; + } + + aconnector->drm_edid = drm_edid; + /* Update emulated (virtual) sink's EDID */ + if (dc_em_sink && dc_link) { + // FIXME: Get rid of drm_edid_raw() + const struct edid *edid = drm_edid_raw(drm_edid); + + memset(&dc_em_sink->edid_caps, 0, sizeof(struct dc_edid_caps)); + memmove(dc_em_sink->dc_edid.raw_edid, edid, + (edid->extensions + 1) * EDID_LENGTH); + dm_helpers_parse_edid_caps( + dc_link, + &dc_em_sink->dc_edid, + &dc_em_sink->edid_caps); + } +} + static const struct drm_connector_funcs amdgpu_dm_connector_funcs = { .reset = amdgpu_dm_connector_funcs_reset, .detect = amdgpu_dm_connector_detect, @@ -3295,7 +7896,10 @@ static const struct drm_connector_funcs amdgpu_dm_connector_funcs = { .atomic_duplicate_state = amdgpu_dm_connector_atomic_duplicate_state, .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, .atomic_set_property = amdgpu_dm_connector_atomic_set_property, - .atomic_get_property = amdgpu_dm_connector_atomic_get_property + .atomic_get_property = amdgpu_dm_connector_atomic_get_property, + .late_register = amdgpu_dm_connector_late_register, + .early_unregister = amdgpu_dm_connector_unregister, + .force = amdgpu_dm_connector_funcs_force }; static int get_modes(struct drm_connector *connector) @@ -3305,35 +7909,47 @@ static int get_modes(struct drm_connector *connector) static void create_eml_sink(struct amdgpu_dm_connector *aconnector) { + struct drm_connector *connector = &aconnector->base; + struct dc_link *dc_link = aconnector->dc_link; struct dc_sink_init_data init_params = { .link = aconnector->dc_link, .sink_signal = SIGNAL_TYPE_VIRTUAL }; - struct edid *edid; + const struct drm_edid *drm_edid; + const struct edid *edid; + struct i2c_adapter *ddc; - if (!aconnector->base.edid_blob_ptr) { - DRM_ERROR("No EDID firmware found on connector: %s ,forcing to OFF!\n", - aconnector->base.name); + if (dc_link && dc_link->aux_mode) + ddc = &aconnector->dm_dp_aux.aux.ddc; + else + ddc = &aconnector->i2c->base; - aconnector->base.force = DRM_FORCE_OFF; - aconnector->base.override_edid = false; + drm_edid = drm_edid_read_ddc(connector, ddc); + drm_edid_connector_update(connector, drm_edid); + if (!drm_edid) { + drm_err(connector->dev, "No EDID found on connector: %s.\n", connector->name); return; } - edid = (struct edid *) aconnector->base.edid_blob_ptr->data; + if (connector->display_info.is_hdmi) + init_params.sink_signal = SIGNAL_TYPE_HDMI_TYPE_A; - aconnector->edid = edid; + aconnector->drm_edid = drm_edid; + edid = drm_edid_raw(drm_edid); // FIXME: Get rid of drm_edid_raw() aconnector->dc_em_sink = dc_link_add_remote_sink( aconnector->dc_link, (uint8_t *)edid, (edid->extensions + 1) * EDID_LENGTH, &init_params); - if (aconnector->base.force == DRM_FORCE_ON) + if (aconnector->base.force == DRM_FORCE_ON) { aconnector->dc_sink = aconnector->dc_link->local_sink ? aconnector->dc_link->local_sink : aconnector->dc_em_sink; + if (aconnector->dc_sink) + dc_sink_retain(aconnector->dc_sink); + } } static void handle_edid_mgmt(struct amdgpu_dm_connector *aconnector) @@ -3349,21 +7965,186 @@ static void handle_edid_mgmt(struct amdgpu_dm_connector *aconnector) link->verified_link_cap.link_rate = LINK_RATE_HIGH2; } - - aconnector->base.override_edid = true; create_eml_sink(aconnector); } +static enum dc_status dm_validate_stream_and_context(struct dc *dc, + struct dc_stream_state *stream) +{ + enum dc_status dc_result = DC_ERROR_UNEXPECTED; + struct dc_plane_state *dc_plane_state = NULL; + struct dc_state *dc_state = NULL; + + if (!stream) + goto cleanup; + + dc_plane_state = dc_create_plane_state(dc); + if (!dc_plane_state) + goto cleanup; + + dc_state = dc_state_create(dc, NULL); + if (!dc_state) + goto cleanup; + + /* populate stream to plane */ + dc_plane_state->src_rect.height = stream->src.height; + dc_plane_state->src_rect.width = stream->src.width; + dc_plane_state->dst_rect.height = stream->src.height; + dc_plane_state->dst_rect.width = stream->src.width; + dc_plane_state->clip_rect.height = stream->src.height; + dc_plane_state->clip_rect.width = stream->src.width; + dc_plane_state->plane_size.surface_pitch = ((stream->src.width + 255) / 256) * 256; + dc_plane_state->plane_size.surface_size.height = stream->src.height; + dc_plane_state->plane_size.surface_size.width = stream->src.width; + dc_plane_state->plane_size.chroma_size.height = stream->src.height; + dc_plane_state->plane_size.chroma_size.width = stream->src.width; + dc_plane_state->format = SURFACE_PIXEL_FORMAT_GRPH_ARGB8888; + dc_plane_state->tiling_info.gfx9.swizzle = DC_SW_UNKNOWN; + dc_plane_state->rotation = ROTATION_ANGLE_0; + dc_plane_state->is_tiling_rotated = false; + dc_plane_state->tiling_info.gfx8.array_mode = DC_ARRAY_LINEAR_GENERAL; + + dc_result = dc_validate_stream(dc, stream); + if (dc_result == DC_OK) + dc_result = dc_validate_plane(dc, dc_plane_state); + + if (dc_result == DC_OK) + dc_result = dc_state_add_stream(dc, dc_state, stream); + + if (dc_result == DC_OK && !dc_state_add_plane( + dc, + stream, + dc_plane_state, + dc_state)) + dc_result = DC_FAIL_ATTACH_SURFACES; + + if (dc_result == DC_OK) + dc_result = dc_validate_global_state(dc, dc_state, DC_VALIDATE_MODE_ONLY); + +cleanup: + if (dc_state) + dc_state_release(dc_state); + + if (dc_plane_state) + dc_plane_state_release(dc_plane_state); + + return dc_result; +} + +struct dc_stream_state * +create_validate_stream_for_sink(struct drm_connector *connector, + const struct drm_display_mode *drm_mode, + const struct dm_connector_state *dm_state, + const struct dc_stream_state *old_stream) +{ + struct amdgpu_dm_connector *aconnector = NULL; + struct amdgpu_device *adev = drm_to_adev(connector->dev); + struct dc_stream_state *stream; + const struct drm_connector_state *drm_state = dm_state ? &dm_state->base : NULL; + int requested_bpc = drm_state ? drm_state->max_requested_bpc : 8; + enum dc_status dc_result = DC_OK; + uint8_t bpc_limit = 6; + + if (!dm_state) + return NULL; + + if (connector->connector_type != DRM_MODE_CONNECTOR_WRITEBACK) + aconnector = to_amdgpu_dm_connector(connector); + + if (aconnector && + (aconnector->dc_link->connector_signal == SIGNAL_TYPE_HDMI_TYPE_A || + aconnector->dc_link->dpcd_caps.dongle_type == DISPLAY_DONGLE_DP_HDMI_CONVERTER)) + bpc_limit = 8; + + do { + drm_dbg_kms(connector->dev, "Trying with %d bpc\n", requested_bpc); + stream = create_stream_for_sink(connector, drm_mode, + dm_state, old_stream, + requested_bpc); + if (stream == NULL) { + drm_err(adev_to_drm(adev), "Failed to create stream for sink!\n"); + break; + } + + dc_result = dc_validate_stream(adev->dm.dc, stream); + + if (!aconnector) /* writeback connector */ + return stream; + + if (dc_result == DC_OK && stream->signal == SIGNAL_TYPE_DISPLAY_PORT_MST) + dc_result = dm_dp_mst_is_port_support_mode(aconnector, stream); + + if (dc_result == DC_OK) + dc_result = dm_validate_stream_and_context(adev->dm.dc, stream); + + if (dc_result != DC_OK) { + DRM_DEBUG_KMS("Pruned mode %d x %d (clk %d) %s %s -- %s\n", + drm_mode->hdisplay, + drm_mode->vdisplay, + drm_mode->clock, + dc_pixel_encoding_to_str(stream->timing.pixel_encoding), + dc_color_depth_to_str(stream->timing.display_color_depth), + dc_status_to_str(dc_result)); + + dc_stream_release(stream); + stream = NULL; + requested_bpc -= 2; /* lower bpc to retry validation */ + } + + } while (stream == NULL && requested_bpc >= bpc_limit); + + switch (dc_result) { + /* + * If we failed to validate DP bandwidth stream with the requested RGB color depth, + * we try to fallback and configure in order: + * YUV422 (8bpc, 6bpc) + * YUV420 (8bpc, 6bpc) + */ + case DC_FAIL_ENC_VALIDATE: + case DC_EXCEED_DONGLE_CAP: + case DC_NO_DP_LINK_BANDWIDTH: + /* recursively entered twice and already tried both YUV422 and YUV420 */ + if (aconnector->force_yuv422_output && aconnector->force_yuv420_output) + break; + /* first failure; try YUV422 */ + if (!aconnector->force_yuv422_output) { + drm_dbg_kms(connector->dev, "%s:%d Validation failed with %d, retrying w/ YUV422\n", + __func__, __LINE__, dc_result); + aconnector->force_yuv422_output = true; + /* recursively entered and YUV422 failed, try YUV420 */ + } else if (!aconnector->force_yuv420_output) { + drm_dbg_kms(connector->dev, "%s:%d Validation failed with %d, retrying w/ YUV420\n", + __func__, __LINE__, dc_result); + aconnector->force_yuv420_output = true; + } + stream = create_validate_stream_for_sink(connector, drm_mode, + dm_state, old_stream); + aconnector->force_yuv422_output = false; + aconnector->force_yuv420_output = false; + break; + case DC_OK: + break; + default: + drm_dbg_kms(connector->dev, "%s:%d Unhandled validation failure %d\n", + __func__, __LINE__, dc_result); + break; + } + + return stream; +} + enum drm_mode_status amdgpu_dm_connector_mode_valid(struct drm_connector *connector, - struct drm_display_mode *mode) + const struct drm_display_mode *mode) { int result = MODE_ERROR; struct dc_sink *dc_sink; - struct amdgpu_device *adev = connector->dev->dev_private; + struct drm_display_mode *test_mode; /* TODO: Unhardcode stream count */ struct dc_stream_state *stream; + /* we always have an amdgpu_dm_connector here since we got + * here via the amdgpu_dm_connector_helper_funcs + */ struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector); - enum dc_status dc_result = DC_OK; if ((mode->flags & DRM_MODE_FLAG_INTERLACE) || (mode->flags & DRM_MODE_FLAG_DBLSCAN)) @@ -3379,466 +8160,365 @@ enum drm_mode_status amdgpu_dm_connector_mode_valid(struct drm_connector *connec dc_sink = to_amdgpu_dm_connector(connector)->dc_sink; - if (dc_sink == NULL) { - DRM_ERROR("dc_sink is NULL!\n"); + if (dc_sink == NULL && aconnector->base.force != DRM_FORCE_ON_DIGITAL && + aconnector->base.force != DRM_FORCE_ON) { + drm_err(connector->dev, "dc_sink is NULL!\n"); goto fail; } - stream = create_stream_for_sink(aconnector, mode, NULL, NULL); - if (stream == NULL) { - DRM_ERROR("Failed to create stream for sink!\n"); + test_mode = drm_mode_duplicate(connector->dev, mode); + if (!test_mode) goto fail; - } - dc_result = dc_validate_stream(adev->dm.dc, stream); + drm_mode_set_crtcinfo(test_mode, 0); - if (dc_result == DC_OK) + stream = create_validate_stream_for_sink(connector, test_mode, + to_dm_connector_state(connector->state), + NULL); + drm_mode_destroy(connector->dev, test_mode); + if (stream) { + dc_stream_release(stream); result = MODE_OK; - else - DRM_DEBUG_KMS("Mode %dx%d (clk %d) failed DC validation with error %d\n", - mode->vdisplay, - mode->hdisplay, - mode->clock, - dc_result); - - dc_stream_release(stream); + } fail: /* TODO: error handling*/ return result; } -static const struct drm_connector_helper_funcs -amdgpu_dm_connector_helper_funcs = { - /* - * If hotplugging a second bigger display in FB Con mode, bigger resolution - * modes will be filtered by drm_mode_validate_size(), and those modes - * are missing after user start lightdm. So we need to renew modes list. - * in get_modes call back, not just return the modes count - */ - .get_modes = get_modes, - .mode_valid = amdgpu_dm_connector_mode_valid, -}; - -static void dm_crtc_helper_disable(struct drm_crtc *crtc) +static int fill_hdr_info_packet(const struct drm_connector_state *state, + struct dc_info_packet *out) { -} + struct hdmi_drm_infoframe frame; + unsigned char buf[30]; /* 26 + 4 */ + ssize_t len; + int ret, i; -static int dm_crtc_helper_atomic_check(struct drm_crtc *crtc, - struct drm_crtc_state *state) -{ - struct amdgpu_device *adev = crtc->dev->dev_private; - struct dc *dc = adev->dm.dc; - struct dm_crtc_state *dm_crtc_state = to_dm_crtc_state(state); - int ret = -EINVAL; + memset(out, 0, sizeof(*out)); + + if (!state->hdr_output_metadata) + return 0; - if (unlikely(!dm_crtc_state->stream && - modeset_required(state, NULL, dm_crtc_state->stream))) { - WARN_ON(1); + ret = drm_hdmi_infoframe_set_hdr_metadata(&frame, state); + if (ret) return ret; - } - /* In some use cases, like reset, no stream is attached */ - if (!dm_crtc_state->stream) - return 0; + len = hdmi_drm_infoframe_pack_only(&frame, buf, sizeof(buf)); + if (len < 0) + return (int)len; - if (dc_validate_stream(dc, dm_crtc_state->stream) == DC_OK) - return 0; + /* Static metadata is a fixed 26 bytes + 4 byte header. */ + if (len != 30) + return -EINVAL; - return ret; -} + /* Prepare the infopacket for DC. */ + switch (state->connector->connector_type) { + case DRM_MODE_CONNECTOR_HDMIA: + out->hb0 = 0x87; /* type */ + out->hb1 = 0x01; /* version */ + out->hb2 = 0x1A; /* length */ + out->sb[0] = buf[3]; /* checksum */ + i = 1; + break; -static bool dm_crtc_helper_mode_fixup(struct drm_crtc *crtc, - const struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode) -{ - return true; -} + case DRM_MODE_CONNECTOR_DisplayPort: + case DRM_MODE_CONNECTOR_eDP: + out->hb0 = 0x00; /* sdp id, zero */ + out->hb1 = 0x87; /* type */ + out->hb2 = 0x1D; /* payload len - 1 */ + out->hb3 = (0x13 << 2); /* sdp version */ + out->sb[0] = 0x01; /* version */ + out->sb[1] = 0x1A; /* length */ + i = 2; + break; -static const struct drm_crtc_helper_funcs amdgpu_dm_crtc_helper_funcs = { - .disable = dm_crtc_helper_disable, - .atomic_check = dm_crtc_helper_atomic_check, - .mode_fixup = dm_crtc_helper_mode_fixup -}; + default: + return -EINVAL; + } -static void dm_encoder_helper_disable(struct drm_encoder *encoder) -{ + memcpy(&out->sb[i], &buf[4], 26); + out->valid = true; -} + print_hex_dump(KERN_DEBUG, "HDR SB:", DUMP_PREFIX_NONE, 16, 1, out->sb, + sizeof(out->sb), false); -static int dm_encoder_helper_atomic_check(struct drm_encoder *encoder, - struct drm_crtc_state *crtc_state, - struct drm_connector_state *conn_state) -{ return 0; } -const struct drm_encoder_helper_funcs amdgpu_dm_encoder_helper_funcs = { - .disable = dm_encoder_helper_disable, - .atomic_check = dm_encoder_helper_atomic_check -}; - -static void dm_drm_plane_reset(struct drm_plane *plane) +static int +amdgpu_dm_connector_atomic_check(struct drm_connector *conn, + struct drm_atomic_state *state) { - struct dm_plane_state *amdgpu_state = NULL; + struct drm_connector_state *new_con_state = + drm_atomic_get_new_connector_state(state, conn); + struct drm_connector_state *old_con_state = + drm_atomic_get_old_connector_state(state, conn); + struct drm_crtc *crtc = new_con_state->crtc; + struct drm_crtc_state *new_crtc_state; + struct amdgpu_dm_connector *aconn = to_amdgpu_dm_connector(conn); + int ret; - if (plane->state) - plane->funcs->atomic_destroy_state(plane, plane->state); + if (WARN_ON(unlikely(!old_con_state || !new_con_state))) + return -EINVAL; - amdgpu_state = kzalloc(sizeof(*amdgpu_state), GFP_KERNEL); - WARN_ON(amdgpu_state == NULL); + trace_amdgpu_dm_connector_atomic_check(new_con_state); - if (amdgpu_state) { - plane->state = &amdgpu_state->base; - plane->state->plane = plane; - plane->state->rotation = DRM_MODE_ROTATE_0; + if (conn->connector_type == DRM_MODE_CONNECTOR_DisplayPort) { + ret = drm_dp_mst_root_conn_atomic_check(new_con_state, &aconn->mst_mgr); + if (ret < 0) + return ret; } -} -static struct drm_plane_state * -dm_drm_plane_duplicate_state(struct drm_plane *plane) -{ - struct dm_plane_state *dm_plane_state, *old_dm_plane_state; - - old_dm_plane_state = to_dm_plane_state(plane->state); - dm_plane_state = kzalloc(sizeof(*dm_plane_state), GFP_KERNEL); - if (!dm_plane_state) - return NULL; + if (!crtc) + return 0; - __drm_atomic_helper_plane_duplicate_state(plane, &dm_plane_state->base); + if (new_con_state->privacy_screen_sw_state != old_con_state->privacy_screen_sw_state) { + new_crtc_state = drm_atomic_get_crtc_state(state, crtc); + if (IS_ERR(new_crtc_state)) + return PTR_ERR(new_crtc_state); - if (old_dm_plane_state->dc_state) { - dm_plane_state->dc_state = old_dm_plane_state->dc_state; - dc_plane_state_retain(dm_plane_state->dc_state); + new_crtc_state->mode_changed = true; } - return &dm_plane_state->base; -} - -void dm_drm_plane_destroy_state(struct drm_plane *plane, - struct drm_plane_state *state) -{ - struct dm_plane_state *dm_plane_state = to_dm_plane_state(state); + if (new_con_state->colorspace != old_con_state->colorspace) { + new_crtc_state = drm_atomic_get_crtc_state(state, crtc); + if (IS_ERR(new_crtc_state)) + return PTR_ERR(new_crtc_state); - if (dm_plane_state->dc_state) - dc_plane_state_release(dm_plane_state->dc_state); - - drm_atomic_helper_plane_destroy_state(plane, state); -} - -static const struct drm_plane_funcs dm_plane_funcs = { - .update_plane = drm_atomic_helper_update_plane, - .disable_plane = drm_atomic_helper_disable_plane, - .destroy = drm_primary_helper_destroy, - .reset = dm_drm_plane_reset, - .atomic_duplicate_state = dm_drm_plane_duplicate_state, - .atomic_destroy_state = dm_drm_plane_destroy_state, -}; - -static int dm_plane_helper_prepare_fb(struct drm_plane *plane, - struct drm_plane_state *new_state) -{ - struct amdgpu_framebuffer *afb; - struct drm_gem_object *obj; - struct amdgpu_device *adev; - struct amdgpu_bo *rbo; - uint64_t chroma_addr = 0; - struct dm_plane_state *dm_plane_state_new, *dm_plane_state_old; - unsigned int awidth; - uint32_t domain; - int r; - - dm_plane_state_old = to_dm_plane_state(plane->state); - dm_plane_state_new = to_dm_plane_state(new_state); - - if (!new_state->fb) { - DRM_DEBUG_DRIVER("No FB bound\n"); - return 0; + new_crtc_state->mode_changed = true; } - afb = to_amdgpu_framebuffer(new_state->fb); - obj = new_state->fb->obj[0]; - rbo = gem_to_amdgpu_bo(obj); - adev = amdgpu_ttm_adev(rbo->tbo.bdev); - r = amdgpu_bo_reserve(rbo, false); - if (unlikely(r != 0)) - return r; + if (new_con_state->content_type != old_con_state->content_type) { + new_crtc_state = drm_atomic_get_crtc_state(state, crtc); + if (IS_ERR(new_crtc_state)) + return PTR_ERR(new_crtc_state); - if (plane->type != DRM_PLANE_TYPE_CURSOR) - domain = amdgpu_display_supported_domains(adev); - else - domain = AMDGPU_GEM_DOMAIN_VRAM; - - r = amdgpu_bo_pin(rbo, domain); - if (unlikely(r != 0)) { - if (r != -ERESTARTSYS) - DRM_ERROR("Failed to pin framebuffer with error %d\n", r); - amdgpu_bo_unreserve(rbo); - return r; - } - - r = amdgpu_ttm_alloc_gart(&rbo->tbo); - if (unlikely(r != 0)) { - amdgpu_bo_unpin(rbo); - amdgpu_bo_unreserve(rbo); - DRM_ERROR("%p bind failed\n", rbo); - return r; + new_crtc_state->mode_changed = true; } - amdgpu_bo_unreserve(rbo); - afb->address = amdgpu_bo_gpu_offset(rbo); + if (!drm_connector_atomic_hdr_metadata_equal(old_con_state, new_con_state)) { + struct dc_info_packet hdr_infopacket; - amdgpu_bo_ref(rbo); + ret = fill_hdr_info_packet(new_con_state, &hdr_infopacket); + if (ret) + return ret; - if (dm_plane_state_new->dc_state && - dm_plane_state_old->dc_state != dm_plane_state_new->dc_state) { - struct dc_plane_state *plane_state = dm_plane_state_new->dc_state; + new_crtc_state = drm_atomic_get_crtc_state(state, crtc); + if (IS_ERR(new_crtc_state)) + return PTR_ERR(new_crtc_state); - if (plane_state->format < SURFACE_PIXEL_FORMAT_VIDEO_BEGIN) { - plane_state->address.grph.addr.low_part = lower_32_bits(afb->address); - plane_state->address.grph.addr.high_part = upper_32_bits(afb->address); - } else { - awidth = ALIGN(new_state->fb->width, 64); - plane_state->address.type = PLN_ADDR_TYPE_VIDEO_PROGRESSIVE; - plane_state->address.video_progressive.luma_addr.low_part - = lower_32_bits(afb->address); - plane_state->address.video_progressive.luma_addr.high_part - = upper_32_bits(afb->address); - chroma_addr = afb->address + (u64)awidth * new_state->fb->height; - plane_state->address.video_progressive.chroma_addr.low_part - = lower_32_bits(chroma_addr); - plane_state->address.video_progressive.chroma_addr.high_part - = upper_32_bits(chroma_addr); - } + /* + * DC considers the stream backends changed if the + * static metadata changes. Forcing the modeset also + * gives a simple way for userspace to switch from + * 8bpc to 10bpc when setting the metadata to enter + * or exit HDR. + * + * Changing the static metadata after it's been + * set is permissible, however. So only force a + * modeset if we're entering or exiting HDR. + */ + new_crtc_state->mode_changed = new_crtc_state->mode_changed || + !old_con_state->hdr_output_metadata || + !new_con_state->hdr_output_metadata; } return 0; } -static void dm_plane_helper_cleanup_fb(struct drm_plane *plane, - struct drm_plane_state *old_state) +static const struct drm_connector_helper_funcs +amdgpu_dm_connector_helper_funcs = { + /* + * If hotplugging a second bigger display in FB Con mode, bigger resolution + * modes will be filtered by drm_mode_validate_size(), and those modes + * are missing after user start lightdm. So we need to renew modes list. + * in get_modes call back, not just return the modes count + */ + .get_modes = get_modes, + .mode_valid = amdgpu_dm_connector_mode_valid, + .atomic_check = amdgpu_dm_connector_atomic_check, +}; + +static void dm_encoder_helper_disable(struct drm_encoder *encoder) { - struct amdgpu_bo *rbo; - int r; - if (!old_state->fb) - return; +} - rbo = gem_to_amdgpu_bo(old_state->fb->obj[0]); - r = amdgpu_bo_reserve(rbo, false); - if (unlikely(r)) { - DRM_ERROR("failed to reserve rbo before unpin\n"); - return; +int convert_dc_color_depth_into_bpc(enum dc_color_depth display_color_depth) +{ + switch (display_color_depth) { + case COLOR_DEPTH_666: + return 6; + case COLOR_DEPTH_888: + return 8; + case COLOR_DEPTH_101010: + return 10; + case COLOR_DEPTH_121212: + return 12; + case COLOR_DEPTH_141414: + return 14; + case COLOR_DEPTH_161616: + return 16; + default: + break; } - - amdgpu_bo_unpin(rbo); - amdgpu_bo_unreserve(rbo); - amdgpu_bo_unref(&rbo); + return 0; } -static int dm_plane_atomic_check(struct drm_plane *plane, - struct drm_plane_state *state) +static int dm_encoder_helper_atomic_check(struct drm_encoder *encoder, + struct drm_crtc_state *crtc_state, + struct drm_connector_state *conn_state) { - struct amdgpu_device *adev = plane->dev->dev_private; - struct dc *dc = adev->dm.dc; - struct dm_plane_state *dm_plane_state = to_dm_plane_state(state); + struct drm_atomic_state *state = crtc_state->state; + struct drm_connector *connector = conn_state->connector; + struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector); + struct dm_connector_state *dm_new_connector_state = to_dm_connector_state(conn_state); + const struct drm_display_mode *adjusted_mode = &crtc_state->adjusted_mode; + struct drm_dp_mst_topology_mgr *mst_mgr; + struct drm_dp_mst_port *mst_port; + struct drm_dp_mst_topology_state *mst_state; + enum dc_color_depth color_depth; + int clock, bpp = 0; + bool is_y420 = false; + + if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) || + (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) { + struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder); + struct drm_display_mode *native_mode = &amdgpu_encoder->native_mode; + enum drm_mode_status result; + + result = drm_crtc_helper_mode_valid_fixed(encoder->crtc, adjusted_mode, native_mode); + if (result != MODE_OK && dm_new_connector_state->scaling == RMX_OFF) { + drm_dbg_driver(encoder->dev, + "mode %dx%d@%dHz is not native, enabling scaling\n", + adjusted_mode->hdisplay, adjusted_mode->vdisplay, + drm_mode_vrefresh(adjusted_mode)); + dm_new_connector_state->scaling = RMX_ASPECT; + } + return 0; + } - if (!dm_plane_state->dc_state) + if (!aconnector->mst_output_port) return 0; - if (!fill_rects_from_plane_state(state, dm_plane_state->dc_state)) - return -EINVAL; + mst_port = aconnector->mst_output_port; + mst_mgr = &aconnector->mst_root->mst_mgr; - if (dc_validate_plane(dc, dm_plane_state->dc_state) == DC_OK) + if (!crtc_state->connectors_changed && !crtc_state->mode_changed) return 0; - return -EINVAL; -} + mst_state = drm_atomic_get_mst_topology_state(state, mst_mgr); + if (IS_ERR(mst_state)) + return PTR_ERR(mst_state); -static int dm_plane_atomic_async_check(struct drm_plane *plane, - struct drm_plane_state *new_plane_state) -{ - struct drm_plane_state *old_plane_state = - drm_atomic_get_old_plane_state(new_plane_state->state, plane); + mst_state->pbn_div.full = dm_mst_get_pbn_divider(aconnector->mst_root->dc_link); - /* Only support async updates on cursor planes. */ - if (plane->type != DRM_PLANE_TYPE_CURSOR) - return -EINVAL; + if (!state->duplicated) { + int max_bpc = conn_state->max_requested_bpc; - /* - * DRM calls prepare_fb and cleanup_fb on new_plane_state for - * async commits so don't allow fb changes. - */ - if (old_plane_state->fb != new_plane_state->fb) - return -EINVAL; + is_y420 = drm_mode_is_420_also(&connector->display_info, adjusted_mode) && + aconnector->force_yuv420_output; + color_depth = convert_color_depth_from_display_info(connector, + is_y420, + max_bpc); + bpp = convert_dc_color_depth_into_bpc(color_depth) * 3; + clock = adjusted_mode->clock; + dm_new_connector_state->pbn = drm_dp_calc_pbn_mode(clock, bpp << 4); + } + dm_new_connector_state->vcpi_slots = + drm_dp_atomic_find_time_slots(state, mst_mgr, mst_port, + dm_new_connector_state->pbn); + if (dm_new_connector_state->vcpi_slots < 0) { + DRM_DEBUG_ATOMIC("failed finding vcpi slots: %d\n", (int)dm_new_connector_state->vcpi_slots); + return dm_new_connector_state->vcpi_slots; + } return 0; } -static void dm_plane_atomic_async_update(struct drm_plane *plane, - struct drm_plane_state *new_state) -{ - struct drm_plane_state *old_state = - drm_atomic_get_old_plane_state(new_state->state, plane); - - if (plane->state->fb != new_state->fb) - drm_atomic_set_fb_for_plane(plane->state, new_state->fb); - - plane->state->src_x = new_state->src_x; - plane->state->src_y = new_state->src_y; - plane->state->src_w = new_state->src_w; - plane->state->src_h = new_state->src_h; - plane->state->crtc_x = new_state->crtc_x; - plane->state->crtc_y = new_state->crtc_y; - plane->state->crtc_w = new_state->crtc_w; - plane->state->crtc_h = new_state->crtc_h; - - handle_cursor_update(plane, old_state); -} - -static const struct drm_plane_helper_funcs dm_plane_helper_funcs = { - .prepare_fb = dm_plane_helper_prepare_fb, - .cleanup_fb = dm_plane_helper_cleanup_fb, - .atomic_check = dm_plane_atomic_check, - .atomic_async_check = dm_plane_atomic_async_check, - .atomic_async_update = dm_plane_atomic_async_update -}; - -/* - * TODO: these are currently initialized to rgb formats only. - * For future use cases we should either initialize them dynamically based on - * plane capabilities, or initialize this array to all formats, so internal drm - * check will succeed, and let DC implement proper check - */ -static const uint32_t rgb_formats[] = { - DRM_FORMAT_RGB888, - DRM_FORMAT_XRGB8888, - DRM_FORMAT_ARGB8888, - DRM_FORMAT_RGBA8888, - DRM_FORMAT_XRGB2101010, - DRM_FORMAT_XBGR2101010, - DRM_FORMAT_ARGB2101010, - DRM_FORMAT_ABGR2101010, - DRM_FORMAT_XBGR8888, - DRM_FORMAT_ABGR8888, -}; - -static const uint32_t yuv_formats[] = { - DRM_FORMAT_NV12, - DRM_FORMAT_NV21, +const struct drm_encoder_helper_funcs amdgpu_dm_encoder_helper_funcs = { + .disable = dm_encoder_helper_disable, + .atomic_check = dm_encoder_helper_atomic_check }; -static const u32 cursor_formats[] = { - DRM_FORMAT_ARGB8888 -}; +static int dm_update_mst_vcpi_slots_for_dsc(struct drm_atomic_state *state, + struct dc_state *dc_state, + struct dsc_mst_fairness_vars *vars) +{ + struct dc_stream_state *stream = NULL; + struct drm_connector *connector; + struct drm_connector_state *new_con_state; + struct amdgpu_dm_connector *aconnector; + struct dm_connector_state *dm_conn_state; + int i, j, ret; + int vcpi, pbn_div, pbn = 0, slot_num = 0; -static int amdgpu_dm_plane_init(struct amdgpu_display_manager *dm, - struct drm_plane *plane, - unsigned long possible_crtcs) -{ - int res = -EPERM; - - switch (plane->type) { - case DRM_PLANE_TYPE_PRIMARY: - res = drm_universal_plane_init( - dm->adev->ddev, - plane, - possible_crtcs, - &dm_plane_funcs, - rgb_formats, - ARRAY_SIZE(rgb_formats), - NULL, plane->type, NULL); - break; - case DRM_PLANE_TYPE_OVERLAY: - res = drm_universal_plane_init( - dm->adev->ddev, - plane, - possible_crtcs, - &dm_plane_funcs, - yuv_formats, - ARRAY_SIZE(yuv_formats), - NULL, plane->type, NULL); - break; - case DRM_PLANE_TYPE_CURSOR: - res = drm_universal_plane_init( - dm->adev->ddev, - plane, - possible_crtcs, - &dm_plane_funcs, - cursor_formats, - ARRAY_SIZE(cursor_formats), - NULL, plane->type, NULL); - break; - } + for_each_new_connector_in_state(state, connector, new_con_state, i) { - drm_plane_helper_add(plane, &dm_plane_helper_funcs); + if (connector->connector_type == DRM_MODE_CONNECTOR_WRITEBACK) + continue; - /* Create (reset) the plane state */ - if (plane->funcs->reset) - plane->funcs->reset(plane); + aconnector = to_amdgpu_dm_connector(connector); + if (!aconnector->mst_output_port) + continue; - return res; -} + if (!new_con_state || !new_con_state->crtc) + continue; -static int amdgpu_dm_crtc_init(struct amdgpu_display_manager *dm, - struct drm_plane *plane, - uint32_t crtc_index) -{ - struct amdgpu_crtc *acrtc = NULL; - struct drm_plane *cursor_plane; + dm_conn_state = to_dm_connector_state(new_con_state); - int res = -ENOMEM; + for (j = 0; j < dc_state->stream_count; j++) { + stream = dc_state->streams[j]; + if (!stream) + continue; - cursor_plane = kzalloc(sizeof(*cursor_plane), GFP_KERNEL); - if (!cursor_plane) - goto fail; + if ((struct amdgpu_dm_connector *)stream->dm_stream_context == aconnector) + break; - cursor_plane->type = DRM_PLANE_TYPE_CURSOR; - res = amdgpu_dm_plane_init(dm, cursor_plane, 0); + stream = NULL; + } - acrtc = kzalloc(sizeof(struct amdgpu_crtc), GFP_KERNEL); - if (!acrtc) - goto fail; + if (!stream) + continue; - res = drm_crtc_init_with_planes( - dm->ddev, - &acrtc->base, - plane, - cursor_plane, - &amdgpu_dm_crtc_funcs, NULL); + pbn_div = dm_mst_get_pbn_divider(stream->link); + /* pbn is calculated by compute_mst_dsc_configs_for_state*/ + for (j = 0; j < dc_state->stream_count; j++) { + if (vars[j].aconnector == aconnector) { + pbn = vars[j].pbn; + break; + } + } - if (res) - goto fail; + if (j == dc_state->stream_count || pbn_div == 0) + continue; - drm_crtc_helper_add(&acrtc->base, &amdgpu_dm_crtc_helper_funcs); + slot_num = DIV_ROUND_UP(pbn, pbn_div); - /* Create (reset) the plane state */ - if (acrtc->base.funcs->reset) - acrtc->base.funcs->reset(&acrtc->base); + if (stream->timing.flags.DSC != 1) { + dm_conn_state->pbn = pbn; + dm_conn_state->vcpi_slots = slot_num; - acrtc->max_cursor_width = dm->adev->dm.dc->caps.max_cursor_size; - acrtc->max_cursor_height = dm->adev->dm.dc->caps.max_cursor_size; + ret = drm_dp_mst_atomic_enable_dsc(state, aconnector->mst_output_port, + dm_conn_state->pbn, false); + if (ret < 0) + return ret; - acrtc->crtc_id = crtc_index; - acrtc->base.enabled = false; - acrtc->otg_inst = -1; + continue; + } - dm->adev->mode_info.crtcs[crtc_index] = acrtc; - drm_crtc_enable_color_mgmt(&acrtc->base, MAX_COLOR_LUT_ENTRIES, - true, MAX_COLOR_LUT_ENTRIES); - drm_mode_crtc_set_gamma_size(&acrtc->base, MAX_COLOR_LEGACY_LUT_ENTRIES); + vcpi = drm_dp_mst_atomic_enable_dsc(state, aconnector->mst_output_port, pbn, true); + if (vcpi < 0) + return vcpi; + dm_conn_state->pbn = pbn; + dm_conn_state->vcpi_slots = vcpi; + } return 0; - -fail: - kfree(acrtc); - kfree(cursor_plane); - return res; } - -static int to_drm_connector_type(enum signal_type st) +static int to_drm_connector_type(enum signal_type st, uint32_t connector_id) { switch (st) { case SIGNAL_TYPE_HDMI_TYPE_A: @@ -3854,6 +8534,10 @@ static int to_drm_connector_type(enum signal_type st) return DRM_MODE_CONNECTOR_DisplayPort; case SIGNAL_TYPE_DVI_DUAL_LINK: case SIGNAL_TYPE_DVI_SINGLE_LINK: + if (connector_id == CONNECTOR_ID_SINGLE_LINK_DVII || + connector_id == CONNECTOR_ID_DUAL_LINK_DVII) + return DRM_MODE_CONNECTOR_DVII; + return DRM_MODE_CONNECTOR_DVID; case SIGNAL_TYPE_VIRTUAL: return DRM_MODE_CONNECTOR_VIRTUAL; @@ -3865,7 +8549,13 @@ static int to_drm_connector_type(enum signal_type st) static struct drm_encoder *amdgpu_dm_connector_to_encoder(struct drm_connector *connector) { - return drm_encoder_find(connector->dev, NULL, connector->encoder_ids[0]); + struct drm_encoder *encoder; + + /* There is only one encoder per connector */ + drm_connector_for_each_possible_encoder(connector, encoder) + return encoder; + + return NULL; } static void amdgpu_dm_get_native_mode(struct drm_connector *connector) @@ -3899,7 +8589,7 @@ static void amdgpu_dm_get_native_mode(struct drm_connector *connector) static struct drm_display_mode * amdgpu_dm_create_common_mode(struct drm_encoder *encoder, - char *name, + const char *name, int hdisplay, int vdisplay) { struct drm_device *dev = encoder->dev; @@ -3921,6 +8611,24 @@ amdgpu_dm_create_common_mode(struct drm_encoder *encoder, } +static const struct amdgpu_dm_mode_size { + char name[DRM_DISPLAY_MODE_LEN]; + int w; + int h; +} common_modes[] = { + { "640x480", 640, 480}, + { "800x600", 800, 600}, + { "1024x768", 1024, 768}, + { "1280x720", 1280, 720}, + { "1280x800", 1280, 800}, + {"1280x1024", 1280, 1024}, + { "1440x900", 1440, 900}, + {"1680x1050", 1680, 1050}, + {"1600x1200", 1600, 1200}, + {"1920x1080", 1920, 1080}, + {"1920x1200", 1920, 1200} +}; + static void amdgpu_dm_connector_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector) { @@ -3931,23 +8639,10 @@ static void amdgpu_dm_connector_add_common_modes(struct drm_encoder *encoder, to_amdgpu_dm_connector(connector); int i; int n; - struct mode_size { - char name[DRM_DISPLAY_MODE_LEN]; - int w; - int h; - } common_modes[] = { - { "640x480", 640, 480}, - { "800x600", 800, 600}, - { "1024x768", 1024, 768}, - { "1280x720", 1280, 720}, - { "1280x800", 1280, 800}, - {"1280x1024", 1280, 1024}, - { "1440x900", 1440, 900}, - {"1680x1050", 1680, 1050}, - {"1600x1200", 1600, 1200}, - {"1920x1080", 1920, 1080}, - {"1920x1200", 1920, 1200} - }; + + if ((connector->connector_type != DRM_MODE_CONNECTOR_eDP) && + (connector->connector_type != DRM_MODE_CONNECTOR_LVDS)) + return; n = ARRAY_SIZE(common_modes); @@ -3975,66 +8670,269 @@ static void amdgpu_dm_connector_add_common_modes(struct drm_encoder *encoder, mode = amdgpu_dm_create_common_mode(encoder, common_modes[i].name, common_modes[i].w, common_modes[i].h); + if (!mode) + continue; + drm_mode_probed_add(connector, mode); amdgpu_dm_connector->num_modes++; } } +static void amdgpu_set_panel_orientation(struct drm_connector *connector) +{ + struct drm_encoder *encoder; + struct amdgpu_encoder *amdgpu_encoder; + const struct drm_display_mode *native_mode; + + if (connector->connector_type != DRM_MODE_CONNECTOR_eDP && + connector->connector_type != DRM_MODE_CONNECTOR_LVDS) + return; + + mutex_lock(&connector->dev->mode_config.mutex); + amdgpu_dm_connector_get_modes(connector); + mutex_unlock(&connector->dev->mode_config.mutex); + + encoder = amdgpu_dm_connector_to_encoder(connector); + if (!encoder) + return; + + amdgpu_encoder = to_amdgpu_encoder(encoder); + + native_mode = &amdgpu_encoder->native_mode; + if (native_mode->hdisplay == 0 || native_mode->vdisplay == 0) + return; + + drm_connector_set_panel_orientation_with_quirk(connector, + DRM_MODE_PANEL_ORIENTATION_UNKNOWN, + native_mode->hdisplay, + native_mode->vdisplay); +} + static void amdgpu_dm_connector_ddc_get_modes(struct drm_connector *connector, - struct edid *edid) + const struct drm_edid *drm_edid) { struct amdgpu_dm_connector *amdgpu_dm_connector = to_amdgpu_dm_connector(connector); - if (edid) { + if (drm_edid) { /* empty probed_modes */ INIT_LIST_HEAD(&connector->probed_modes); amdgpu_dm_connector->num_modes = - drm_add_edid_modes(connector, edid); - + drm_edid_connector_add_modes(connector); + + /* sorting the probed modes before calling function + * amdgpu_dm_get_native_mode() since EDID can have + * more than one preferred mode. The modes that are + * later in the probed mode list could be of higher + * and preferred resolution. For example, 3840x2160 + * resolution in base EDID preferred timing and 4096x2160 + * preferred resolution in DID extension block later. + */ + drm_mode_sort(&connector->probed_modes); amdgpu_dm_get_native_mode(connector); + + /* Freesync capabilities are reset by calling + * drm_edid_connector_add_modes() and need to be + * restored here. + */ + amdgpu_dm_update_freesync_caps(connector, drm_edid); } else { amdgpu_dm_connector->num_modes = 0; } } +static bool is_duplicate_mode(struct amdgpu_dm_connector *aconnector, + struct drm_display_mode *mode) +{ + struct drm_display_mode *m; + + list_for_each_entry(m, &aconnector->base.probed_modes, head) { + if (drm_mode_equal(m, mode)) + return true; + } + + return false; +} + +static uint add_fs_modes(struct amdgpu_dm_connector *aconnector) +{ + const struct drm_display_mode *m; + struct drm_display_mode *new_mode; + uint i; + u32 new_modes_count = 0; + + /* Standard FPS values + * + * 23.976 - TV/NTSC + * 24 - Cinema + * 25 - TV/PAL + * 29.97 - TV/NTSC + * 30 - TV/NTSC + * 48 - Cinema HFR + * 50 - TV/PAL + * 60 - Commonly used + * 48,72,96,120 - Multiples of 24 + */ + static const u32 common_rates[] = { + 23976, 24000, 25000, 29970, 30000, + 48000, 50000, 60000, 72000, 96000, 120000 + }; + + /* + * Find mode with highest refresh rate with the same resolution + * as the preferred mode. Some monitors report a preferred mode + * with lower resolution than the highest refresh rate supported. + */ + + m = get_highest_refresh_rate_mode(aconnector, true); + if (!m) + return 0; + + for (i = 0; i < ARRAY_SIZE(common_rates); i++) { + u64 target_vtotal, target_vtotal_diff; + u64 num, den; + + if (drm_mode_vrefresh(m) * 1000 < common_rates[i]) + continue; + + if (common_rates[i] < aconnector->min_vfreq * 1000 || + common_rates[i] > aconnector->max_vfreq * 1000) + continue; + + num = (unsigned long long)m->clock * 1000 * 1000; + den = common_rates[i] * (unsigned long long)m->htotal; + target_vtotal = div_u64(num, den); + target_vtotal_diff = target_vtotal - m->vtotal; + + /* Check for illegal modes */ + if (m->vsync_start + target_vtotal_diff < m->vdisplay || + m->vsync_end + target_vtotal_diff < m->vsync_start || + m->vtotal + target_vtotal_diff < m->vsync_end) + continue; + + new_mode = drm_mode_duplicate(aconnector->base.dev, m); + if (!new_mode) + goto out; + + new_mode->vtotal += (u16)target_vtotal_diff; + new_mode->vsync_start += (u16)target_vtotal_diff; + new_mode->vsync_end += (u16)target_vtotal_diff; + new_mode->type &= ~DRM_MODE_TYPE_PREFERRED; + new_mode->type |= DRM_MODE_TYPE_DRIVER; + + if (!is_duplicate_mode(aconnector, new_mode)) { + drm_mode_probed_add(&aconnector->base, new_mode); + new_modes_count += 1; + } else + drm_mode_destroy(aconnector->base.dev, new_mode); + } + out: + return new_modes_count; +} + +static void amdgpu_dm_connector_add_freesync_modes(struct drm_connector *connector, + const struct drm_edid *drm_edid) +{ + struct amdgpu_dm_connector *amdgpu_dm_connector = + to_amdgpu_dm_connector(connector); + + if (!(amdgpu_freesync_vid_mode && drm_edid)) + return; + + if (!amdgpu_dm_connector->dc_sink || !amdgpu_dm_connector->dc_link) + return; + + if (!dc_supports_vrr(amdgpu_dm_connector->dc_sink->ctx->dce_version)) + return; + + if (dc_connector_supports_analog(amdgpu_dm_connector->dc_link->link_id.id) && + amdgpu_dm_connector->dc_sink->edid_caps.analog) + return; + + if (amdgpu_dm_connector->max_vfreq - amdgpu_dm_connector->min_vfreq > 10) + amdgpu_dm_connector->num_modes += + add_fs_modes(amdgpu_dm_connector); +} + static int amdgpu_dm_connector_get_modes(struct drm_connector *connector) { struct amdgpu_dm_connector *amdgpu_dm_connector = to_amdgpu_dm_connector(connector); + struct dc_link *dc_link = amdgpu_dm_connector->dc_link; struct drm_encoder *encoder; - struct edid *edid = amdgpu_dm_connector->edid; + const struct drm_edid *drm_edid = amdgpu_dm_connector->drm_edid; + struct dc_link_settings *verified_link_cap = &dc_link->verified_link_cap; + const struct dc *dc = dc_link->dc; encoder = amdgpu_dm_connector_to_encoder(connector); - if (!edid || !drm_edid_is_valid(edid)) { + if (!drm_edid) { amdgpu_dm_connector->num_modes = drm_add_modes_noedid(connector, 640, 480); + if (dc->link_srv->dp_get_encoding_format(verified_link_cap) == DP_128b_132b_ENCODING) + amdgpu_dm_connector->num_modes += + drm_add_modes_noedid(connector, 1920, 1080); + + if (amdgpu_dm_connector->dc_sink && + amdgpu_dm_connector->dc_sink->edid_caps.analog && + dc_connector_supports_analog(dc_link->link_id.id)) { + /* Analog monitor connected by DAC load detection. + * Add common modes. It will be up to the user to select one that works. + */ + for (int i = 0; i < ARRAY_SIZE(common_modes); i++) + amdgpu_dm_connector->num_modes += drm_add_modes_noedid( + connector, common_modes[i].w, common_modes[i].h); + } } else { - amdgpu_dm_connector_ddc_get_modes(connector, edid); - amdgpu_dm_connector_add_common_modes(encoder, connector); + amdgpu_dm_connector_ddc_get_modes(connector, drm_edid); + if (encoder) + amdgpu_dm_connector_add_common_modes(encoder, connector); + amdgpu_dm_connector_add_freesync_modes(connector, drm_edid); } amdgpu_dm_fbc_init(connector); return amdgpu_dm_connector->num_modes; } +static const u32 supported_colorspaces = + BIT(DRM_MODE_COLORIMETRY_BT709_YCC) | + BIT(DRM_MODE_COLORIMETRY_OPRGB) | + BIT(DRM_MODE_COLORIMETRY_BT2020_RGB) | + BIT(DRM_MODE_COLORIMETRY_BT2020_YCC); + void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm, struct amdgpu_dm_connector *aconnector, int connector_type, struct dc_link *link, int link_index) { - struct amdgpu_device *adev = dm->ddev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dm->ddev); + + /* + * Some of the properties below require access to state, like bpc. + * Allocate some default initial connector state with our reset helper. + */ + if (aconnector->base.funcs->reset) + aconnector->base.funcs->reset(&aconnector->base); aconnector->connector_id = link_index; + aconnector->bl_idx = -1; aconnector->dc_link = link; aconnector->base.interlace_allowed = false; aconnector->base.doublescan_allowed = false; aconnector->base.stereo_allowed = false; aconnector->base.dpms = DRM_MODE_DPMS_OFF; aconnector->hpd.hpd = AMDGPU_HPD_NONE; /* not used */ + aconnector->audio_inst = -1; + aconnector->pack_sdp_v1_3 = false; + aconnector->as_type = ADAPTIVE_SYNC_TYPE_NONE; + memset(&aconnector->vsdb_info, 0, sizeof(aconnector->vsdb_info)); mutex_init(&aconnector->hpd_lock); + mutex_init(&aconnector->handle_mst_msg_ready); + + aconnector->hdmi_hpd_debounce_delay_ms = AMDGPU_DM_HDMI_HPD_DEBOUNCE_MS; + INIT_DELAYED_WORK(&aconnector->hdmi_hpd_debounce_work, hdmi_hpd_debounce_work); + aconnector->hdmi_prev_sink = NULL; /* * configure support HPD hot plug connector_>polled default value is 0 @@ -4048,12 +8946,20 @@ void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm, break; case DRM_MODE_CONNECTOR_DisplayPort: aconnector->base.polled = DRM_CONNECTOR_POLL_HPD; - aconnector->base.ycbcr_420_allowed = + link->link_enc = link_enc_cfg_get_link_enc(link); + ASSERT(link->link_enc); + if (link->link_enc) + aconnector->base.ycbcr_420_allowed = link->link_enc->features.dp_ycbcr420_supported ? true : false; break; case DRM_MODE_CONNECTOR_DVID: aconnector->base.polled = DRM_CONNECTOR_POLL_HPD; break; + case DRM_MODE_CONNECTOR_DVII: + case DRM_MODE_CONNECTOR_VGA: + aconnector->base.polled = + DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT; + break; default: break; } @@ -4062,6 +8968,10 @@ void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm, dm->ddev->mode_config.scaling_mode_property, DRM_MODE_SCALE_NONE); + if (connector_type == DRM_MODE_CONNECTOR_HDMIA + || (connector_type == DRM_MODE_CONNECTOR_DisplayPort && !aconnector->mst_root)) + drm_connector_attach_broadcast_rgb_property(&aconnector->base); + drm_object_attach_property(&aconnector->base.base, adev->mode_info.underscan_property, UNDERSCAN_OFF); @@ -4071,20 +8981,49 @@ void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm, drm_object_attach_property(&aconnector->base.base, adev->mode_info.underscan_vborder_property, 0); - drm_object_attach_property(&aconnector->base.base, - adev->mode_info.max_bpc_property, - 0); - if (connector_type == DRM_MODE_CONNECTOR_eDP && - dc_is_dmcu_initialized(adev->dm.dc)) { - drm_object_attach_property(&aconnector->base.base, - adev->mode_info.abm_level_property, 0); + if (!aconnector->mst_root) + drm_connector_attach_max_bpc_property(&aconnector->base, 8, 16); + + aconnector->base.state->max_bpc = 16; + aconnector->base.state->max_requested_bpc = aconnector->base.state->max_bpc; + + if (connector_type == DRM_MODE_CONNECTOR_HDMIA) { + /* Content Type is currently only implemented for HDMI. */ + drm_connector_attach_content_type_property(&aconnector->base); + } + + if (connector_type == DRM_MODE_CONNECTOR_HDMIA) { + if (!drm_mode_create_hdmi_colorspace_property(&aconnector->base, supported_colorspaces)) + drm_connector_attach_colorspace_property(&aconnector->base); + } else if ((connector_type == DRM_MODE_CONNECTOR_DisplayPort && !aconnector->mst_root) || + connector_type == DRM_MODE_CONNECTOR_eDP) { + if (!drm_mode_create_dp_colorspace_property(&aconnector->base, supported_colorspaces)) + drm_connector_attach_colorspace_property(&aconnector->base); } if (connector_type == DRM_MODE_CONNECTOR_HDMIA || - connector_type == DRM_MODE_CONNECTOR_DisplayPort) { - drm_connector_attach_vrr_capable_property( - &aconnector->base); + connector_type == DRM_MODE_CONNECTOR_DisplayPort || + connector_type == DRM_MODE_CONNECTOR_eDP) { + drm_connector_attach_hdr_output_metadata_property(&aconnector->base); + + if (!aconnector->mst_root) + drm_connector_attach_vrr_capable_property(&aconnector->base); + + if (adev->dm.hdcp_workqueue) + drm_connector_attach_content_protection_property(&aconnector->base, true); + } + + if (connector_type == DRM_MODE_CONNECTOR_eDP) { + struct drm_privacy_screen *privacy_screen; + + privacy_screen = drm_privacy_screen_get(adev_to_drm(adev)->dev, NULL); + if (!IS_ERR(privacy_screen)) { + drm_connector_attach_privacy_screen_provider(&aconnector->base, + privacy_screen); + } else if (PTR_ERR(privacy_screen) != -ENODEV) { + drm_warn(adev_to_drm(adev), "Error getting privacy-screen\n"); + } } } @@ -4097,6 +9036,9 @@ static int amdgpu_dm_i2c_xfer(struct i2c_adapter *i2c_adap, int i; int result = -EIO; + if (!ddc_service->ddc_pin) + return result; + cmd.payloads = kcalloc(num, sizeof(struct i2c_payload), GFP_KERNEL); if (!cmd.payloads) @@ -4113,11 +9055,18 @@ static int amdgpu_dm_i2c_xfer(struct i2c_adapter *i2c_adap, cmd.payloads[i].data = msgs[i].buf; } - if (dc_submit_i2c( - ddc_service->ctx->dc, - ddc_service->ddc_pin->hw_info.ddc_channel, - &cmd)) - result = num; + if (i2c->oem) { + if (dc_submit_i2c_oem( + ddc_service->ctx->dc, + &cmd)) + result = num; + } else { + if (dc_submit_i2c( + ddc_service->ctx->dc, + ddc_service->link->link_index, + &cmd)) + result = num; + } kfree(cmd.payloads); return result; @@ -4134,9 +9083,7 @@ static const struct i2c_algorithm amdgpu_dm_i2c_algo = { }; static struct amdgpu_i2c_adapter * -create_i2c(struct ddc_service *ddc_service, - int link_index, - int *res) +create_i2c(struct ddc_service *ddc_service, bool oem) { struct amdgpu_device *adev = ddc_service->ctx->driver_context; struct amdgpu_i2c_adapter *i2c; @@ -4145,17 +9092,41 @@ create_i2c(struct ddc_service *ddc_service, if (!i2c) return NULL; i2c->base.owner = THIS_MODULE; - i2c->base.class = I2C_CLASS_DDC; i2c->base.dev.parent = &adev->pdev->dev; i2c->base.algo = &amdgpu_dm_i2c_algo; - snprintf(i2c->base.name, sizeof(i2c->base.name), "AMDGPU DM i2c hw bus %d", link_index); + if (oem) + snprintf(i2c->base.name, sizeof(i2c->base.name), "AMDGPU DM i2c OEM bus"); + else + snprintf(i2c->base.name, sizeof(i2c->base.name), "AMDGPU DM i2c hw bus %d", + ddc_service->link->link_index); i2c_set_adapdata(&i2c->base, i2c); i2c->ddc_service = ddc_service; - i2c->ddc_service->ddc_pin->hw_info.ddc_channel = link_index; + i2c->oem = oem; return i2c; } +int amdgpu_dm_initialize_hdmi_connector(struct amdgpu_dm_connector *aconnector) +{ + struct cec_connector_info conn_info; + struct drm_device *ddev = aconnector->base.dev; + struct device *hdmi_dev = ddev->dev; + + if (amdgpu_dc_debug_mask & DC_DISABLE_HDMI_CEC) { + drm_info(ddev, "HDMI-CEC feature masked\n"); + return -EINVAL; + } + + cec_fill_conn_info_from_drm(&conn_info, &aconnector->base); + aconnector->notifier = + cec_notifier_conn_register(hdmi_dev, NULL, &conn_info); + if (!aconnector->notifier) { + drm_err(ddev, "Failed to create cec notifier\n"); + return -ENOMEM; + } + + return 0; +} /* * Note: this function assumes that dc_link_detect() was called for the @@ -4163,7 +9134,7 @@ create_i2c(struct ddc_service *ddc_service, */ static int amdgpu_dm_connector_init(struct amdgpu_display_manager *dm, struct amdgpu_dm_connector *aconnector, - uint32_t link_index, + u32 link_index, struct amdgpu_encoder *aencoder) { int res = 0; @@ -4172,34 +9143,35 @@ static int amdgpu_dm_connector_init(struct amdgpu_display_manager *dm, struct dc_link *link = dc_get_link_at_index(dc, link_index); struct amdgpu_i2c_adapter *i2c; + /* Not needed for writeback connector */ link->priv = aconnector; - DRM_DEBUG_DRIVER("%s()\n", __func__); - i2c = create_i2c(link->ddc, link->link_index, &res); + i2c = create_i2c(link->ddc, false); if (!i2c) { - DRM_ERROR("Failed to create i2c adapter data\n"); + drm_err(adev_to_drm(dm->adev), "Failed to create i2c adapter data\n"); return -ENOMEM; } aconnector->i2c = i2c; - res = i2c_add_adapter(&i2c->base); + res = devm_i2c_add_adapter(dm->adev->dev, &i2c->base); if (res) { - DRM_ERROR("Failed to register hw i2c %d\n", link->link_index); + drm_err(adev_to_drm(dm->adev), "Failed to register hw i2c %d\n", link->link_index); goto out_free; } - connector_type = to_drm_connector_type(link->connector_signal); + connector_type = to_drm_connector_type(link->connector_signal, link->link_id.id); - res = drm_connector_init( + res = drm_connector_init_with_ddc( dm->ddev, &aconnector->base, &amdgpu_dm_connector_funcs, - connector_type); + connector_type, + &i2c->base); if (res) { - DRM_ERROR("connector_init failed\n"); + drm_err(adev_to_drm(dm->adev), "connector_init failed\n"); aconnector->connector_id = -1; goto out_free; } @@ -4208,9 +9180,6 @@ static int amdgpu_dm_connector_init(struct amdgpu_display_manager *dm, &aconnector->base, &amdgpu_dm_connector_helper_funcs); - if (aconnector->base.funcs->reset) - aconnector->base.funcs->reset(&aconnector->base); - amdgpu_dm_connector_init_helper( dm, aconnector, @@ -4221,18 +9190,13 @@ static int amdgpu_dm_connector_init(struct amdgpu_display_manager *dm, drm_connector_attach_encoder( &aconnector->base, &aencoder->base); - drm_connector_register(&aconnector->base); -#if defined(CONFIG_DEBUG_FS) - res = connector_debugfs_init(aconnector); - if (res) { - DRM_ERROR("Failed to create debugfs for connector"); - goto out_free; - } -#endif + if (connector_type == DRM_MODE_CONNECTOR_HDMIA || + connector_type == DRM_MODE_CONNECTOR_HDMIB) + amdgpu_dm_initialize_hdmi_connector(aconnector); if (connector_type == DRM_MODE_CONNECTOR_DisplayPort || connector_type == DRM_MODE_CONNECTOR_eDP) - amdgpu_dm_initialize_dp_connector(dm, aconnector); + amdgpu_dm_initialize_dp_connector(dm, aconnector, link->link_index); out_free: if (res) { @@ -4265,7 +9229,7 @@ static int amdgpu_dm_encoder_init(struct drm_device *dev, struct amdgpu_encoder *aencoder, uint32_t link_index) { - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); int res = drm_encoder_init(dev, &aencoder->base, @@ -4287,33 +9251,115 @@ static int amdgpu_dm_encoder_init(struct drm_device *dev, static void manage_dm_interrupts(struct amdgpu_device *adev, struct amdgpu_crtc *acrtc, - bool enable) -{ - /* - * this is not correct translation but will work as soon as VBLANK - * constant is the same as PFLIP + struct dm_crtc_state *acrtc_state) +{ /* + * We cannot be sure that the frontend index maps to the same + * backend index - some even map to more than one. + * So we have to go through the CRTC to find the right IRQ. */ - int irq_type = - amdgpu_display_crtc_idx_to_irq_type( + int irq_type = amdgpu_display_crtc_idx_to_irq_type( adev, acrtc->crtc_id); + struct drm_device *dev = adev_to_drm(adev); + + struct drm_vblank_crtc_config config = {0}; + struct dc_crtc_timing *timing; + int offdelay; + + if (acrtc_state) { + timing = &acrtc_state->stream->timing; + + /* + * Depending on when the HW latching event of double-buffered + * registers happen relative to the PSR SDP deadline, and how + * bad the Panel clock has drifted since the last ALPM off + * event, there can be up to 3 frames of delay between sending + * the PSR exit cmd to DMUB fw, and when the panel starts + * displaying live frames. + * + * We can set: + * + * 20/100 * offdelay_ms = 3_frames_ms + * => offdelay_ms = 5 * 3_frames_ms + * + * This ensures that `3_frames_ms` will only be experienced as a + * 20% delay on top how long the display has been static, and + * thus make the delay less perceivable. + */ + if (acrtc_state->stream->link->psr_settings.psr_version < + DC_PSR_VERSION_UNSUPPORTED) { + offdelay = DIV64_U64_ROUND_UP((u64)5 * 3 * 10 * + timing->v_total * + timing->h_total, + timing->pix_clk_100hz); + config.offdelay_ms = offdelay ?: 30; + } else if (amdgpu_ip_version(adev, DCE_HWIP, 0) < + IP_VERSION(3, 5, 0) || + !(adev->flags & AMD_IS_APU)) { + /* + * Older HW and DGPU have issues with instant off; + * use a 2 frame offdelay. + */ + offdelay = DIV64_U64_ROUND_UP((u64)20 * + timing->v_total * + timing->h_total, + timing->pix_clk_100hz); + + config.offdelay_ms = offdelay ?: 30; + } else { + /* offdelay_ms = 0 will never disable vblank */ + config.offdelay_ms = 1; + config.disable_immediate = true; + } + + drm_crtc_vblank_on_config(&acrtc->base, + &config); + /* Allow RX6xxx, RX7700, RX7800 GPUs to call amdgpu_irq_get.*/ + switch (amdgpu_ip_version(adev, DCE_HWIP, 0)) { + case IP_VERSION(3, 0, 0): + case IP_VERSION(3, 0, 2): + case IP_VERSION(3, 0, 3): + case IP_VERSION(3, 2, 0): + if (amdgpu_irq_get(adev, &adev->pageflip_irq, irq_type)) + drm_err(dev, "DM_IRQ: Cannot get pageflip irq!\n"); +#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) + if (amdgpu_irq_get(adev, &adev->vline0_irq, irq_type)) + drm_err(dev, "DM_IRQ: Cannot get vline0 irq!\n"); +#endif + } - if (enable) { - drm_crtc_vblank_on(&acrtc->base); - amdgpu_irq_get( - adev, - &adev->pageflip_irq, - irq_type); } else { + /* Allow RX6xxx, RX7700, RX7800 GPUs to call amdgpu_irq_put.*/ + switch (amdgpu_ip_version(adev, DCE_HWIP, 0)) { + case IP_VERSION(3, 0, 0): + case IP_VERSION(3, 0, 2): + case IP_VERSION(3, 0, 3): + case IP_VERSION(3, 2, 0): +#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) + if (amdgpu_irq_put(adev, &adev->vline0_irq, irq_type)) + drm_err(dev, "DM_IRQ: Cannot put vline0 irq!\n"); +#endif + if (amdgpu_irq_put(adev, &adev->pageflip_irq, irq_type)) + drm_err(dev, "DM_IRQ: Cannot put pageflip irq!\n"); + } - amdgpu_irq_put( - adev, - &adev->pageflip_irq, - irq_type); drm_crtc_vblank_off(&acrtc->base); } } +static void dm_update_pflip_irq_state(struct amdgpu_device *adev, + struct amdgpu_crtc *acrtc) +{ + int irq_type = + amdgpu_display_crtc_idx_to_irq_type(adev, acrtc->crtc_id); + + /** + * This reads the current state for the IRQ and force reapplies + * the setting to hardware. + */ + amdgpu_irq_update(adev, &adev->pageflip_irq, irq_type); +} + static bool is_scaling_state_different(const struct dm_connector_state *dm_state, const struct dm_connector_state *old_dm_state) @@ -4332,122 +9378,134 @@ is_scaling_state_different(const struct dm_connector_state *dm_state, return false; } -static void remove_stream(struct amdgpu_device *adev, - struct amdgpu_crtc *acrtc, - struct dc_stream_state *stream) +static bool is_content_protection_different(struct drm_crtc_state *new_crtc_state, + struct drm_crtc_state *old_crtc_state, + struct drm_connector_state *new_conn_state, + struct drm_connector_state *old_conn_state, + const struct drm_connector *connector, + struct hdcp_workqueue *hdcp_w) { - /* this is the update mode case */ + struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector); + struct dm_connector_state *dm_con_state = to_dm_connector_state(connector->state); + + pr_debug("[HDCP_DM] connector->index: %x connect_status: %x dpms: %x\n", + connector->index, connector->status, connector->dpms); + pr_debug("[HDCP_DM] state protection old: %x new: %x\n", + old_conn_state->content_protection, new_conn_state->content_protection); + + if (old_crtc_state) + pr_debug("[HDCP_DM] old crtc en: %x a: %x m: %x a-chg: %x c-chg: %x\n", + old_crtc_state->enable, + old_crtc_state->active, + old_crtc_state->mode_changed, + old_crtc_state->active_changed, + old_crtc_state->connectors_changed); + + if (new_crtc_state) + pr_debug("[HDCP_DM] NEW crtc en: %x a: %x m: %x a-chg: %x c-chg: %x\n", + new_crtc_state->enable, + new_crtc_state->active, + new_crtc_state->mode_changed, + new_crtc_state->active_changed, + new_crtc_state->connectors_changed); + + /* hdcp content type change */ + if (old_conn_state->hdcp_content_type != new_conn_state->hdcp_content_type && + new_conn_state->content_protection != DRM_MODE_CONTENT_PROTECTION_UNDESIRED) { + new_conn_state->content_protection = DRM_MODE_CONTENT_PROTECTION_DESIRED; + pr_debug("[HDCP_DM] Type0/1 change %s :true\n", __func__); + return true; + } - acrtc->otg_inst = -1; - acrtc->enabled = false; -} + /* CP is being re enabled, ignore this */ + if (old_conn_state->content_protection == DRM_MODE_CONTENT_PROTECTION_ENABLED && + new_conn_state->content_protection == DRM_MODE_CONTENT_PROTECTION_DESIRED) { + if (new_crtc_state && new_crtc_state->mode_changed) { + new_conn_state->content_protection = DRM_MODE_CONTENT_PROTECTION_DESIRED; + pr_debug("[HDCP_DM] ENABLED->DESIRED & mode_changed %s :true\n", __func__); + return true; + } + new_conn_state->content_protection = DRM_MODE_CONTENT_PROTECTION_ENABLED; + pr_debug("[HDCP_DM] ENABLED -> DESIRED %s :false\n", __func__); + return false; + } -static int get_cursor_position(struct drm_plane *plane, struct drm_crtc *crtc, - struct dc_cursor_position *position) -{ - struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); - int x, y; - int xorigin = 0, yorigin = 0; + /* S3 resume case, since old state will always be 0 (UNDESIRED) and the restored state will be ENABLED + * + * Handles: UNDESIRED -> ENABLED + */ + if (old_conn_state->content_protection == DRM_MODE_CONTENT_PROTECTION_UNDESIRED && + new_conn_state->content_protection == DRM_MODE_CONTENT_PROTECTION_ENABLED) + new_conn_state->content_protection = DRM_MODE_CONTENT_PROTECTION_DESIRED; - if (!crtc || !plane->state->fb) { - position->enable = false; - position->x = 0; - position->y = 0; - return 0; + /* Stream removed and re-enabled + * + * Can sometimes overlap with the HPD case, + * thus set update_hdcp to false to avoid + * setting HDCP multiple times. + * + * Handles: DESIRED -> DESIRED (Special case) + */ + if (!(old_conn_state->crtc && old_conn_state->crtc->enabled) && + new_conn_state->crtc && new_conn_state->crtc->enabled && + connector->state->content_protection == DRM_MODE_CONTENT_PROTECTION_DESIRED) { + dm_con_state->update_hdcp = false; + pr_debug("[HDCP_DM] DESIRED->DESIRED (Stream removed and re-enabled) %s :true\n", + __func__); + return true; } - if ((plane->state->crtc_w > amdgpu_crtc->max_cursor_width) || - (plane->state->crtc_h > amdgpu_crtc->max_cursor_height)) { - DRM_ERROR("%s: bad cursor width or height %d x %d\n", - __func__, - plane->state->crtc_w, - plane->state->crtc_h); - return -EINVAL; + /* Hot-plug, headless s3, dpms + * + * Only start HDCP if the display is connected/enabled. + * update_hdcp flag will be set to false until the next + * HPD comes in. + * + * Handles: DESIRED -> DESIRED (Special case) + */ + if (dm_con_state->update_hdcp && + new_conn_state->content_protection == DRM_MODE_CONTENT_PROTECTION_DESIRED && + connector->dpms == DRM_MODE_DPMS_ON && aconnector->dc_sink != NULL) { + dm_con_state->update_hdcp = false; + pr_debug("[HDCP_DM] DESIRED->DESIRED (Hot-plug, headless s3, dpms) %s :true\n", + __func__); + return true; } - x = plane->state->crtc_x; - y = plane->state->crtc_y; - /* avivo cursor are offset into the total surface */ - x += crtc->primary->state->src_x >> 16; - y += crtc->primary->state->src_y >> 16; - if (x < 0) { - xorigin = min(-x, amdgpu_crtc->max_cursor_width - 1); - x = 0; + if (old_conn_state->content_protection == new_conn_state->content_protection) { + if (new_conn_state->content_protection >= DRM_MODE_CONTENT_PROTECTION_DESIRED) { + if (new_crtc_state && new_crtc_state->mode_changed) { + pr_debug("[HDCP_DM] DESIRED->DESIRED or ENABLE->ENABLE mode_change %s :true\n", + __func__); + return true; + } + pr_debug("[HDCP_DM] DESIRED->DESIRED & ENABLE->ENABLE %s :false\n", + __func__); + return false; + } + + pr_debug("[HDCP_DM] UNDESIRED->UNDESIRED %s :false\n", __func__); + return false; } - if (y < 0) { - yorigin = min(-y, amdgpu_crtc->max_cursor_height - 1); - y = 0; + + if (new_conn_state->content_protection != DRM_MODE_CONTENT_PROTECTION_ENABLED) { + pr_debug("[HDCP_DM] UNDESIRED->DESIRED or DESIRED->UNDESIRED or ENABLED->UNDESIRED %s :true\n", + __func__); + return true; } - position->enable = true; - position->x = x; - position->y = y; - position->x_hotspot = xorigin; - position->y_hotspot = yorigin; - return 0; + pr_debug("[HDCP_DM] DESIRED->ENABLED %s :false\n", __func__); + return false; } -static void handle_cursor_update(struct drm_plane *plane, - struct drm_plane_state *old_plane_state) +static void remove_stream(struct amdgpu_device *adev, + struct amdgpu_crtc *acrtc, + struct dc_stream_state *stream) { - struct amdgpu_device *adev = plane->dev->dev_private; - struct amdgpu_framebuffer *afb = to_amdgpu_framebuffer(plane->state->fb); - struct drm_crtc *crtc = afb ? plane->state->crtc : old_plane_state->crtc; - struct dm_crtc_state *crtc_state = crtc ? to_dm_crtc_state(crtc->state) : NULL; - struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); - uint64_t address = afb ? afb->address : 0; - struct dc_cursor_position position; - struct dc_cursor_attributes attributes; - int ret; - - if (!plane->state->fb && !old_plane_state->fb) - return; - - DRM_DEBUG_DRIVER("%s: crtc_id=%d with size %d to %d\n", - __func__, - amdgpu_crtc->crtc_id, - plane->state->crtc_w, - plane->state->crtc_h); - - ret = get_cursor_position(plane, crtc, &position); - if (ret) - return; - - if (!position.enable) { - /* turn off cursor */ - if (crtc_state && crtc_state->stream) { - mutex_lock(&adev->dm.dc_lock); - dc_stream_set_cursor_position(crtc_state->stream, - &position); - mutex_unlock(&adev->dm.dc_lock); - } - return; - } - - amdgpu_crtc->cursor_width = plane->state->crtc_w; - amdgpu_crtc->cursor_height = plane->state->crtc_h; - - attributes.address.high_part = upper_32_bits(address); - attributes.address.low_part = lower_32_bits(address); - attributes.width = plane->state->crtc_w; - attributes.height = plane->state->crtc_h; - attributes.color_format = CURSOR_MODE_COLOR_PRE_MULTIPLIED_ALPHA; - attributes.rotation_angle = 0; - attributes.attribute_flags.value = 0; - - attributes.pitch = attributes.width; - - if (crtc_state->stream) { - mutex_lock(&adev->dm.dc_lock); - if (!dc_stream_set_cursor_attributes(crtc_state->stream, - &attributes)) - DRM_ERROR("DC failed to set cursor attributes\n"); + /* this is the update mode case */ - if (!dc_stream_set_cursor_position(crtc_state->stream, - &position)) - DRM_ERROR("DC failed to set cursor position\n"); - mutex_unlock(&adev->dm.dc_lock); - } + acrtc->otg_inst = -1; + acrtc->enabled = false; } static void prepare_flip_isr(struct amdgpu_crtc *acrtc) @@ -4464,22 +9522,9 @@ static void prepare_flip_isr(struct amdgpu_crtc *acrtc) /* Mark this event as consumed */ acrtc->base.state->event = NULL; - DRM_DEBUG_DRIVER("crtc:%d, pflip_stat:AMDGPU_FLIP_SUBMITTED\n", - acrtc->crtc_id); -} - -struct dc_stream_status *dc_state_get_stream_status( - struct dc_state *state, - struct dc_stream_state *stream) -{ - uint8_t i; - - for (i = 0; i < state->stream_count; i++) { - if (stream == state->streams[i]) - return &state->stream_status[i]; - } - - return NULL; + drm_dbg_state(acrtc->base.dev, + "crtc:%d, pflip_stat:AMDGPU_FLIP_SUBMITTED\n", + acrtc->crtc_id); } static void update_freesync_state_on_stream( @@ -4489,9 +9534,14 @@ static void update_freesync_state_on_stream( struct dc_plane_state *surface, u32 flip_timestamp_in_us) { - struct mod_vrr_params vrr_params = new_crtc_state->vrr_params; + struct mod_vrr_params vrr_params; struct dc_info_packet vrr_infopacket = {0}; - struct mod_freesync_config config = new_crtc_state->freesync_config; + struct amdgpu_device *adev = dm->adev; + struct amdgpu_crtc *acrtc = to_amdgpu_crtc(new_crtc_state->base.crtc); + unsigned long flags; + bool pack_sdp_v1_3 = false; + struct amdgpu_dm_connector *aconn; + enum vrr_packet_type packet_type = PACKET_TYPE_VRR; if (!new_stream) return; @@ -4504,19 +9554,8 @@ static void update_freesync_state_on_stream( if (!new_stream->timing.h_total || !new_stream->timing.v_total) return; - if (new_crtc_state->vrr_supported && - config.min_refresh_in_uhz && - config.max_refresh_in_uhz) { - config.state = new_crtc_state->base.vrr_enabled ? - VRR_STATE_ACTIVE_VARIABLE : - VRR_STATE_INACTIVE; - } else { - config.state = VRR_STATE_UNSUPPORTED; - } - - mod_freesync_build_vrr_params(dm->freesync_module, - new_stream, - &config, &vrr_params); + spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); + vrr_params = acrtc->dm_irq_params.vrr_params; if (surface) { mod_freesync_handle_preflip( @@ -4525,31 +9564,54 @@ static void update_freesync_state_on_stream( new_stream, flip_timestamp_in_us, &vrr_params); + + if (adev->family < AMDGPU_FAMILY_AI && + amdgpu_dm_crtc_vrr_active(new_crtc_state)) { + mod_freesync_handle_v_update(dm->freesync_module, + new_stream, &vrr_params); + + /* Need to call this before the frame ends. */ + dc_stream_adjust_vmin_vmax(dm->dc, + new_crtc_state->stream, + &vrr_params.adjust); + } + } + + aconn = (struct amdgpu_dm_connector *)new_stream->dm_stream_context; + + if (aconn && (aconn->as_type == FREESYNC_TYPE_PCON_IN_WHITELIST || aconn->vsdb_info.replay_mode)) { + pack_sdp_v1_3 = aconn->pack_sdp_v1_3; + + if (aconn->vsdb_info.amd_vsdb_version == 1) + packet_type = PACKET_TYPE_FS_V1; + else if (aconn->vsdb_info.amd_vsdb_version == 2) + packet_type = PACKET_TYPE_FS_V2; + else if (aconn->vsdb_info.amd_vsdb_version == 3) + packet_type = PACKET_TYPE_FS_V3; + + mod_build_adaptive_sync_infopacket(new_stream, aconn->as_type, NULL, + &new_stream->adaptive_sync_infopacket); } mod_freesync_build_vrr_infopacket( dm->freesync_module, new_stream, &vrr_params, - PACKET_TYPE_VRR, + packet_type, TRANSFER_FUNC_UNKNOWN, - &vrr_infopacket); - - new_crtc_state->freesync_timing_changed = - (memcmp(&new_crtc_state->vrr_params.adjust, - &vrr_params.adjust, - sizeof(vrr_params.adjust)) != 0); + &vrr_infopacket, + pack_sdp_v1_3); - new_crtc_state->freesync_vrr_info_changed = + new_crtc_state->freesync_vrr_info_changed |= (memcmp(&new_crtc_state->vrr_infopacket, &vrr_infopacket, sizeof(vrr_infopacket)) != 0); - new_crtc_state->vrr_params = vrr_params; + acrtc->dm_irq_params.vrr_params = vrr_params; new_crtc_state->vrr_infopacket = vrr_infopacket; - new_stream->adjust = new_crtc_state->vrr_params.adjust; new_stream->vrr_infopacket = vrr_infopacket; + new_stream->allow_freesync = mod_freesync_get_freesync_enabled(&vrr_params); if (new_crtc_state->freesync_vrr_info_changed) DRM_DEBUG_KMS("VRR packet update: crtc=%u enabled=%d state=%d", @@ -4557,286 +9619,327 @@ static void update_freesync_state_on_stream( (int)new_crtc_state->base.vrr_enabled, (int)vrr_params.state); - if (new_crtc_state->freesync_timing_changed) - DRM_DEBUG_KMS("VRR timing update: crtc=%u min=%u max=%u\n", - new_crtc_state->base.crtc->base.id, - vrr_params.adjust.v_total_min, - vrr_params.adjust.v_total_max); + spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); } -/* - * Executes flip - * - * Waits on all BO's fences and for proper vblank count - */ -static void amdgpu_dm_do_flip(struct drm_crtc *crtc, - struct drm_framebuffer *fb, - uint32_t target, - struct dc_state *state) +static void update_stream_irq_parameters( + struct amdgpu_display_manager *dm, + struct dm_crtc_state *new_crtc_state) { + struct dc_stream_state *new_stream = new_crtc_state->stream; + struct mod_vrr_params vrr_params; + struct mod_freesync_config config = new_crtc_state->freesync_config; + struct amdgpu_device *adev = dm->adev; + struct amdgpu_crtc *acrtc = to_amdgpu_crtc(new_crtc_state->base.crtc); unsigned long flags; - uint64_t timestamp_ns; - uint32_t target_vblank; - int r, vpos, hpos; - struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc); - struct amdgpu_framebuffer *afb = to_amdgpu_framebuffer(fb); - struct amdgpu_bo *abo = gem_to_amdgpu_bo(fb->obj[0]); - struct amdgpu_device *adev = crtc->dev->dev_private; - bool async_flip = (crtc->state->pageflip_flags & DRM_MODE_PAGE_FLIP_ASYNC) != 0; - struct dc_flip_addrs addr = { {0} }; - /* TODO eliminate or rename surface_update */ - struct dc_surface_update surface_updates[1] = { {0} }; - struct dc_stream_update stream_update = {0}; - struct dm_crtc_state *acrtc_state = to_dm_crtc_state(crtc->state); - struct dc_stream_status *stream_status; - struct dc_plane_state *surface; - - /* Prepare wait for target vblank early - before the fence-waits */ - target_vblank = target - (uint32_t)drm_crtc_vblank_count(crtc) + - amdgpu_get_vblank_counter_kms(crtc->dev, acrtc->crtc_id); + if (!new_stream) + return; /* - * TODO This might fail and hence better not used, wait - * explicitly on fences instead - * and in general should be called for - * blocking commit to as per framework helpers + * TODO: Determine why min/max totals and vrefresh can be 0 here. + * For now it's sufficient to just guard against these conditions. */ - r = amdgpu_bo_reserve(abo, true); - if (unlikely(r != 0)) { - DRM_ERROR("failed to reserve buffer before flip\n"); - WARN_ON(1); - } - - /* Wait for all fences on this FB */ - WARN_ON(reservation_object_wait_timeout_rcu(abo->tbo.resv, true, false, - MAX_SCHEDULE_TIMEOUT) < 0); + if (!new_stream->timing.h_total || !new_stream->timing.v_total) + return; - amdgpu_bo_unreserve(abo); + spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); + vrr_params = acrtc->dm_irq_params.vrr_params; - /* - * Wait until we're out of the vertical blank period before the one - * targeted by the flip - */ - while ((acrtc->enabled && - (amdgpu_display_get_crtc_scanoutpos(adev->ddev, acrtc->crtc_id, - 0, &vpos, &hpos, NULL, - NULL, &crtc->hwmode) - & (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_IN_VBLANK)) == - (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_IN_VBLANK) && - (int)(target_vblank - - amdgpu_get_vblank_counter_kms(adev->ddev, acrtc->crtc_id)) > 0)) { - usleep_range(1000, 1100); + if (new_crtc_state->vrr_supported && + config.min_refresh_in_uhz && + config.max_refresh_in_uhz) { + /* + * if freesync compatible mode was set, config.state will be set + * in atomic check + */ + if (config.state == VRR_STATE_ACTIVE_FIXED && config.fixed_refresh_in_uhz && + (!drm_atomic_crtc_needs_modeset(&new_crtc_state->base) || + new_crtc_state->freesync_config.state == VRR_STATE_ACTIVE_FIXED)) { + vrr_params.max_refresh_in_uhz = config.max_refresh_in_uhz; + vrr_params.min_refresh_in_uhz = config.min_refresh_in_uhz; + vrr_params.fixed_refresh_in_uhz = config.fixed_refresh_in_uhz; + vrr_params.state = VRR_STATE_ACTIVE_FIXED; + } else { + config.state = new_crtc_state->base.vrr_enabled ? + VRR_STATE_ACTIVE_VARIABLE : + VRR_STATE_INACTIVE; + } + } else { + config.state = VRR_STATE_UNSUPPORTED; } - /* Flip */ - spin_lock_irqsave(&crtc->dev->event_lock, flags); + mod_freesync_build_vrr_params(dm->freesync_module, + new_stream, + &config, &vrr_params); - WARN_ON(acrtc->pflip_status != AMDGPU_FLIP_NONE); - WARN_ON(!acrtc_state->stream); + new_crtc_state->freesync_config = config; + /* Copy state for access from DM IRQ handler */ + acrtc->dm_irq_params.freesync_config = config; + acrtc->dm_irq_params.active_planes = new_crtc_state->active_planes; + acrtc->dm_irq_params.vrr_params = vrr_params; + spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); +} + +static void amdgpu_dm_handle_vrr_transition(struct dm_crtc_state *old_state, + struct dm_crtc_state *new_state) +{ + bool old_vrr_active = amdgpu_dm_crtc_vrr_active(old_state); + bool new_vrr_active = amdgpu_dm_crtc_vrr_active(new_state); + + if (!old_vrr_active && new_vrr_active) { + /* Transition VRR inactive -> active: + * While VRR is active, we must not disable vblank irq, as a + * reenable after disable would compute bogus vblank/pflip + * timestamps if it likely happened inside display front-porch. + * + * We also need vupdate irq for the actual core vblank handling + * at end of vblank. + */ + WARN_ON(amdgpu_dm_crtc_set_vupdate_irq(new_state->base.crtc, true) != 0); + WARN_ON(drm_crtc_vblank_get(new_state->base.crtc) != 0); + drm_dbg_driver(new_state->base.crtc->dev, "%s: crtc=%u VRR off->on: Get vblank ref\n", + __func__, new_state->base.crtc->base.id); + } else if (old_vrr_active && !new_vrr_active) { + /* Transition VRR active -> inactive: + * Allow vblank irq disable again for fixed refresh rate. + */ + WARN_ON(amdgpu_dm_crtc_set_vupdate_irq(new_state->base.crtc, false) != 0); + drm_crtc_vblank_put(new_state->base.crtc); + drm_dbg_driver(new_state->base.crtc->dev, "%s: crtc=%u VRR on->off: Drop vblank ref\n", + __func__, new_state->base.crtc->base.id); + } +} - addr.address.grph.addr.low_part = lower_32_bits(afb->address); - addr.address.grph.addr.high_part = upper_32_bits(afb->address); - addr.flip_immediate = async_flip; +static void amdgpu_dm_commit_cursors(struct drm_atomic_state *state) +{ + struct drm_plane *plane; + struct drm_plane_state *old_plane_state; + int i; - timestamp_ns = ktime_get_ns(); - addr.flip_timestamp_in_us = div_u64(timestamp_ns, 1000); + /* + * TODO: Make this per-stream so we don't issue redundant updates for + * commits with multiple streams. + */ + for_each_old_plane_in_state(state, plane, old_plane_state, i) + if (plane->type == DRM_PLANE_TYPE_CURSOR) + amdgpu_dm_plane_handle_cursor_update(plane, old_plane_state); +} +static inline uint32_t get_mem_type(struct drm_framebuffer *fb) +{ + struct amdgpu_bo *abo = gem_to_amdgpu_bo(fb->obj[0]); - if (acrtc->base.state->event) - prepare_flip_isr(acrtc); + return abo->tbo.resource ? abo->tbo.resource->mem_type : 0; +} - spin_unlock_irqrestore(&crtc->dev->event_lock, flags); +static void amdgpu_dm_update_cursor(struct drm_plane *plane, + struct drm_plane_state *old_plane_state, + struct dc_stream_update *update) +{ + struct amdgpu_device *adev = drm_to_adev(plane->dev); + struct amdgpu_framebuffer *afb = to_amdgpu_framebuffer(plane->state->fb); + struct drm_crtc *crtc = afb ? plane->state->crtc : old_plane_state->crtc; + struct dm_crtc_state *crtc_state = crtc ? to_dm_crtc_state(crtc->state) : NULL; + struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); + uint64_t address = afb ? afb->address : 0; + struct dc_cursor_position position = {0}; + struct dc_cursor_attributes attributes; + int ret; - stream_status = dc_stream_get_status(acrtc_state->stream); - if (!stream_status) { - DRM_ERROR("No stream status for CRTC: id=%d\n", - acrtc->crtc_id); + if (!plane->state->fb && !old_plane_state->fb) return; - } - surface = stream_status->plane_states[0]; - surface_updates->surface = surface; + drm_dbg_atomic(plane->dev, "crtc_id=%d with size %d to %d\n", + amdgpu_crtc->crtc_id, plane->state->crtc_w, + plane->state->crtc_h); - if (!surface) { - DRM_ERROR("No surface for CRTC: id=%d\n", - acrtc->crtc_id); + ret = amdgpu_dm_plane_get_cursor_position(plane, crtc, &position); + if (ret) return; - } - surface_updates->flip_addr = &addr; - if (acrtc_state->stream) { - update_freesync_state_on_stream( - &adev->dm, - acrtc_state, - acrtc_state->stream, - surface, - addr.flip_timestamp_in_us); + if (!position.enable) { + /* turn off cursor */ + if (crtc_state && crtc_state->stream) { + dc_stream_set_cursor_position(crtc_state->stream, + &position); + update->cursor_position = &crtc_state->stream->cursor_position; + } + return; + } - if (acrtc_state->freesync_timing_changed) - stream_update.adjust = - &acrtc_state->stream->adjust; + amdgpu_crtc->cursor_width = plane->state->crtc_w; + amdgpu_crtc->cursor_height = plane->state->crtc_h; - if (acrtc_state->freesync_vrr_info_changed) - stream_update.vrr_infopacket = - &acrtc_state->stream->vrr_infopacket; - } + memset(&attributes, 0, sizeof(attributes)); + attributes.address.high_part = upper_32_bits(address); + attributes.address.low_part = lower_32_bits(address); + attributes.width = plane->state->crtc_w; + attributes.height = plane->state->crtc_h; + attributes.color_format = CURSOR_MODE_COLOR_PRE_MULTIPLIED_ALPHA; + attributes.rotation_angle = 0; + attributes.attribute_flags.value = 0; - /* Update surface timing information. */ - surface->time.time_elapsed_in_us[surface->time.index] = - addr.flip_timestamp_in_us - surface->time.prev_update_time_in_us; - surface->time.prev_update_time_in_us = addr.flip_timestamp_in_us; - surface->time.index++; - if (surface->time.index >= DC_PLANE_UPDATE_TIMES_MAX) - surface->time.index = 0; + /* Enable cursor degamma ROM on DCN3+ for implicit sRGB degamma in DRM + * legacy gamma setup. + */ + if (crtc_state->cm_is_degamma_srgb && + adev->dm.dc->caps.color.dpp.gamma_corr) + attributes.attribute_flags.bits.ENABLE_CURSOR_DEGAMMA = 1; - mutex_lock(&adev->dm.dc_lock); + if (afb) + attributes.pitch = afb->base.pitches[0] / afb->base.format->cpp[0]; - dc_commit_updates_for_stream(adev->dm.dc, - surface_updates, - 1, - acrtc_state->stream, - &stream_update, - &surface_updates->surface, - state); - mutex_unlock(&adev->dm.dc_lock); + if (crtc_state->stream) { + if (!dc_stream_set_cursor_attributes(crtc_state->stream, + &attributes)) + drm_err(adev_to_drm(adev), "DC failed to set cursor attributes\n"); - DRM_DEBUG_DRIVER("%s Flipping to hi: 0x%x, low: 0x%x \n", - __func__, - addr.address.grph.addr.high_part, - addr.address.grph.addr.low_part); -} + update->cursor_attributes = &crtc_state->stream->cursor_attributes; -/* - * TODO this whole function needs to go - * - * dc_surface_update is needlessly complex. See if we can just replace this - * with a dc_plane_state and follow the atomic model a bit more closely here. - */ -static bool commit_planes_to_stream( - struct amdgpu_display_manager *dm, - struct dc *dc, - struct dc_plane_state **plane_states, - uint8_t new_plane_count, - struct dm_crtc_state *dm_new_crtc_state, - struct dm_crtc_state *dm_old_crtc_state, - struct dc_state *state) -{ - /* no need to dynamically allocate this. it's pretty small */ - struct dc_surface_update updates[MAX_SURFACES]; - struct dc_flip_addrs *flip_addr; - struct dc_plane_info *plane_info; - struct dc_scaling_info *scaling_info; - int i; - struct dc_stream_state *dc_stream = dm_new_crtc_state->stream; - struct dc_stream_update *stream_update = - kzalloc(sizeof(struct dc_stream_update), GFP_KERNEL); - unsigned int abm_level; + if (!dc_stream_set_cursor_position(crtc_state->stream, + &position)) + drm_err(adev_to_drm(adev), "DC failed to set cursor position\n"); - if (!stream_update) { - BREAK_TO_DEBUGGER(); - return false; + update->cursor_position = &crtc_state->stream->cursor_position; } +} - flip_addr = kcalloc(MAX_SURFACES, sizeof(struct dc_flip_addrs), - GFP_KERNEL); - plane_info = kcalloc(MAX_SURFACES, sizeof(struct dc_plane_info), - GFP_KERNEL); - scaling_info = kcalloc(MAX_SURFACES, sizeof(struct dc_scaling_info), - GFP_KERNEL); +static void amdgpu_dm_enable_self_refresh(struct amdgpu_crtc *acrtc_attach, + const struct dm_crtc_state *acrtc_state, + const u64 current_ts) +{ + struct psr_settings *psr = &acrtc_state->stream->link->psr_settings; + struct replay_settings *pr = &acrtc_state->stream->link->replay_settings; + struct amdgpu_dm_connector *aconn = + (struct amdgpu_dm_connector *)acrtc_state->stream->dm_stream_context; + bool vrr_active = amdgpu_dm_crtc_vrr_active(acrtc_state); - if (!flip_addr || !plane_info || !scaling_info) { - kfree(flip_addr); - kfree(plane_info); - kfree(scaling_info); - kfree(stream_update); - return false; + if (acrtc_state->update_type > UPDATE_TYPE_FAST) { + if (pr->config.replay_supported && !pr->replay_feature_enabled) + amdgpu_dm_link_setup_replay(acrtc_state->stream->link, aconn); + else if (psr->psr_version != DC_PSR_VERSION_UNSUPPORTED && + !psr->psr_feature_enabled) + if (!aconn->disallow_edp_enter_psr) + amdgpu_dm_link_setup_psr(acrtc_state->stream); } - memset(updates, 0, sizeof(updates)); - - stream_update->src = dc_stream->src; - stream_update->dst = dc_stream->dst; - stream_update->out_transfer_func = dc_stream->out_transfer_func; - - if (dm_new_crtc_state->abm_level != dm_old_crtc_state->abm_level) { - abm_level = dm_new_crtc_state->abm_level; - stream_update->abm_level = &abm_level; - } - - for (i = 0; i < new_plane_count; i++) { - updates[i].surface = plane_states[i]; - updates[i].gamma = - (struct dc_gamma *)plane_states[i]->gamma_correction; - updates[i].in_transfer_func = plane_states[i]->in_transfer_func; - flip_addr[i].address = plane_states[i]->address; - flip_addr[i].flip_immediate = plane_states[i]->flip_immediate; - plane_info[i].color_space = plane_states[i]->color_space; - plane_info[i].format = plane_states[i]->format; - plane_info[i].plane_size = plane_states[i]->plane_size; - plane_info[i].rotation = plane_states[i]->rotation; - plane_info[i].horizontal_mirror = plane_states[i]->horizontal_mirror; - plane_info[i].stereo_format = plane_states[i]->stereo_format; - plane_info[i].tiling_info = plane_states[i]->tiling_info; - plane_info[i].visible = plane_states[i]->visible; - plane_info[i].per_pixel_alpha = plane_states[i]->per_pixel_alpha; - plane_info[i].dcc = plane_states[i]->dcc; - scaling_info[i].scaling_quality = plane_states[i]->scaling_quality; - scaling_info[i].src_rect = plane_states[i]->src_rect; - scaling_info[i].dst_rect = plane_states[i]->dst_rect; - scaling_info[i].clip_rect = plane_states[i]->clip_rect; - - updates[i].flip_addr = &flip_addr[i]; - updates[i].plane_info = &plane_info[i]; - updates[i].scaling_info = &scaling_info[i]; - } + /* Decrement skip count when SR is enabled and we're doing fast updates. */ + if (acrtc_state->update_type == UPDATE_TYPE_FAST && + (psr->psr_feature_enabled || pr->config.replay_supported)) { + if (aconn->sr_skip_count > 0) + aconn->sr_skip_count--; - mutex_lock(&dm->dc_lock); - dc_commit_updates_for_stream( - dc, - updates, - new_plane_count, - dc_stream, stream_update, plane_states, state); - mutex_unlock(&dm->dc_lock); + /* Allow SR when skip count is 0. */ + acrtc_attach->dm_irq_params.allow_sr_entry = !aconn->sr_skip_count; - kfree(flip_addr); - kfree(plane_info); - kfree(scaling_info); - kfree(stream_update); - return true; + /* + * If sink supports PSR SU/Panel Replay, there is no need to rely on + * a vblank event disable request to enable PSR/RP. PSR SU/RP + * can be enabled immediately once OS demonstrates an + * adequate number of fast atomic commits to notify KMD + * of update events. See `vblank_control_worker()`. + */ + if (!vrr_active && + acrtc_attach->dm_irq_params.allow_sr_entry && +#ifdef CONFIG_DRM_AMD_SECURE_DISPLAY + !amdgpu_dm_crc_window_is_activated(acrtc_state->base.crtc) && +#endif + (current_ts - psr->psr_dirty_rects_change_timestamp_ns) > 500000000) { + if (pr->replay_feature_enabled && !pr->replay_allow_active) + amdgpu_dm_replay_enable(acrtc_state->stream, true); + if (psr->psr_version == DC_PSR_VERSION_SU_1 && + !psr->psr_allow_active && !aconn->disallow_edp_enter_psr) + amdgpu_dm_psr_enable(acrtc_state->stream); + } + } else { + acrtc_attach->dm_irq_params.allow_sr_entry = false; + } } static void amdgpu_dm_commit_planes(struct drm_atomic_state *state, - struct dc_state *dc_state, struct drm_device *dev, struct amdgpu_display_manager *dm, struct drm_crtc *pcrtc, - bool *wait_for_vblank) + bool wait_for_vblank) { - uint32_t i; + u32 i; + u64 timestamp_ns = ktime_get_ns(); struct drm_plane *plane; struct drm_plane_state *old_plane_state, *new_plane_state; - struct dc_stream_state *dc_stream_attach; - struct dc_plane_state *plane_states_constructed[MAX_SURFACES]; struct amdgpu_crtc *acrtc_attach = to_amdgpu_crtc(pcrtc); struct drm_crtc_state *new_pcrtc_state = drm_atomic_get_new_crtc_state(state, pcrtc); struct dm_crtc_state *acrtc_state = to_dm_crtc_state(new_pcrtc_state); struct dm_crtc_state *dm_old_crtc_state = to_dm_crtc_state(drm_atomic_get_old_crtc_state(state, pcrtc)); - int planes_count = 0; + int planes_count = 0, vpos, hpos; unsigned long flags; + u32 target_vblank, last_flip_vblank; + bool vrr_active = amdgpu_dm_crtc_vrr_active(acrtc_state); + bool cursor_update = false; + bool pflip_present = false; + bool dirty_rects_changed = false; + bool updated_planes_and_streams = false; + struct { + struct dc_surface_update surface_updates[MAX_SURFACES]; + struct dc_plane_info plane_infos[MAX_SURFACES]; + struct dc_scaling_info scaling_infos[MAX_SURFACES]; + struct dc_flip_addrs flip_addrs[MAX_SURFACES]; + struct dc_stream_update stream_update; + } *bundle; + + bundle = kzalloc(sizeof(*bundle), GFP_KERNEL); + + if (!bundle) { + drm_err(dev, "Failed to allocate update bundle\n"); + goto cleanup; + } + + /* + * Disable the cursor first if we're disabling all the planes. + * It'll remain on the screen after the planes are re-enabled + * if we don't. + * + * If the cursor is transitioning from native to overlay mode, the + * native cursor needs to be disabled first. + */ + if (acrtc_state->cursor_mode == DM_CURSOR_OVERLAY_MODE && + dm_old_crtc_state->cursor_mode == DM_CURSOR_NATIVE_MODE) { + struct dc_cursor_position cursor_position = {0}; + + if (!dc_stream_set_cursor_position(acrtc_state->stream, + &cursor_position)) + drm_err(dev, "DC failed to disable native cursor\n"); + + bundle->stream_update.cursor_position = + &acrtc_state->stream->cursor_position; + } + + if (acrtc_state->active_planes == 0 && + dm_old_crtc_state->cursor_mode == DM_CURSOR_NATIVE_MODE) + amdgpu_dm_commit_cursors(state); /* update planes when needed */ for_each_oldnew_plane_in_state(state, plane, old_plane_state, new_plane_state, i) { struct drm_crtc *crtc = new_plane_state->crtc; struct drm_crtc_state *new_crtc_state; struct drm_framebuffer *fb = new_plane_state->fb; - bool pflip_needed; + struct amdgpu_framebuffer *afb = (struct amdgpu_framebuffer *)fb; + bool plane_needs_flip; + struct dc_plane_state *dc_plane; struct dm_plane_state *dm_new_plane_state = to_dm_plane_state(new_plane_state); - if (plane->type == DRM_PLANE_TYPE_CURSOR) { - handle_cursor_update(plane, old_plane_state); + /* Cursor plane is handled after stream updates */ + if (plane->type == DRM_PLANE_TYPE_CURSOR && + acrtc_state->cursor_mode == DM_CURSOR_NATIVE_MODE) { + if ((fb && crtc == pcrtc) || + (old_plane_state->fb && old_plane_state->crtc == pcrtc)) { + cursor_update = true; + if (amdgpu_ip_version(dm->adev, DCE_HWIP, 0) != 0) + amdgpu_dm_update_cursor(plane, old_plane_state, &bundle->stream_update); + } + continue; } @@ -4847,72 +9950,383 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state, if (!new_crtc_state->active) continue; - pflip_needed = !state->allow_modeset; + dc_plane = dm_new_plane_state->dc_state; + if (!dc_plane) + continue; - spin_lock_irqsave(&crtc->dev->event_lock, flags); - if (acrtc_attach->pflip_status != AMDGPU_FLIP_NONE) { - DRM_ERROR("%s: acrtc %d, already busy\n", - __func__, - acrtc_attach->crtc_id); - /* In commit tail framework this cannot happen */ - WARN_ON(1); + bundle->surface_updates[planes_count].surface = dc_plane; + if (new_pcrtc_state->color_mgmt_changed) { + bundle->surface_updates[planes_count].gamma = &dc_plane->gamma_correction; + bundle->surface_updates[planes_count].in_transfer_func = &dc_plane->in_transfer_func; + bundle->surface_updates[planes_count].gamut_remap_matrix = &dc_plane->gamut_remap_matrix; + bundle->surface_updates[planes_count].hdr_mult = dc_plane->hdr_mult; + bundle->surface_updates[planes_count].func_shaper = &dc_plane->in_shaper_func; + bundle->surface_updates[planes_count].lut3d_func = &dc_plane->lut3d_func; + bundle->surface_updates[planes_count].blend_tf = &dc_plane->blend_tf; } - spin_unlock_irqrestore(&crtc->dev->event_lock, flags); - if (!pflip_needed || plane->type == DRM_PLANE_TYPE_OVERLAY) { - WARN_ON(!dm_new_plane_state->dc_state); + amdgpu_dm_plane_fill_dc_scaling_info(dm->adev, new_plane_state, + &bundle->scaling_infos[planes_count]); - plane_states_constructed[planes_count] = dm_new_plane_state->dc_state; + bundle->surface_updates[planes_count].scaling_info = + &bundle->scaling_infos[planes_count]; - dc_stream_attach = acrtc_state->stream; - planes_count++; + plane_needs_flip = old_plane_state->fb && new_plane_state->fb; - } else if (new_crtc_state->planes_changed) { - /* Assume even ONE crtc with immediate flip means - * entire can't wait for VBLANK - * TODO Check if it's correct - */ - *wait_for_vblank = - new_pcrtc_state->pageflip_flags & DRM_MODE_PAGE_FLIP_ASYNC ? - false : true; + pflip_present = pflip_present || plane_needs_flip; + + if (!plane_needs_flip) { + planes_count += 1; + continue; + } - /* TODO: Needs rework for multiplane flip */ - if (plane->type == DRM_PLANE_TYPE_PRIMARY) - drm_crtc_vblank_get(crtc); + fill_dc_plane_info_and_addr( + dm->adev, new_plane_state, + afb->tiling_flags, + &bundle->plane_infos[planes_count], + &bundle->flip_addrs[planes_count].address, + afb->tmz_surface); + + drm_dbg_state(state->dev, "plane: id=%d dcc_en=%d\n", + new_plane_state->plane->index, + bundle->plane_infos[planes_count].dcc.enable); + + bundle->surface_updates[planes_count].plane_info = + &bundle->plane_infos[planes_count]; + + if (acrtc_state->stream->link->psr_settings.psr_feature_enabled || + acrtc_state->stream->link->replay_settings.replay_feature_enabled) { + fill_dc_dirty_rects(plane, old_plane_state, + new_plane_state, new_crtc_state, + &bundle->flip_addrs[planes_count], + acrtc_state->stream->link->psr_settings.psr_version == + DC_PSR_VERSION_SU_1, + &dirty_rects_changed); - amdgpu_dm_do_flip( - crtc, - fb, - (uint32_t)drm_crtc_vblank_count(crtc) + *wait_for_vblank, - dc_state); + /* + * If the dirty regions changed, PSR-SU need to be disabled temporarily + * and enabled it again after dirty regions are stable to avoid video glitch. + * PSR-SU will be enabled in vblank_control_worker() if user pause the video + * during the PSR-SU was disabled. + */ + if (acrtc_state->stream->link->psr_settings.psr_version >= DC_PSR_VERSION_SU_1 && + acrtc_attach->dm_irq_params.allow_sr_entry && +#ifdef CONFIG_DRM_AMD_SECURE_DISPLAY + !amdgpu_dm_crc_window_is_activated(acrtc_state->base.crtc) && +#endif + dirty_rects_changed) { + mutex_lock(&dm->dc_lock); + acrtc_state->stream->link->psr_settings.psr_dirty_rects_change_timestamp_ns = + timestamp_ns; + if (acrtc_state->stream->link->psr_settings.psr_allow_active) + amdgpu_dm_psr_disable(acrtc_state->stream, true); + mutex_unlock(&dm->dc_lock); + } } + /* + * Only allow immediate flips for fast updates that don't + * change memory domain, FB pitch, DCC state, rotation or + * mirroring. + * + * dm_crtc_helper_atomic_check() only accepts async flips with + * fast updates. + */ + if (crtc->state->async_flip && + (acrtc_state->update_type != UPDATE_TYPE_FAST || + get_mem_type(old_plane_state->fb) != get_mem_type(fb))) + drm_warn_once(state->dev, + "[PLANE:%d:%s] async flip with non-fast update\n", + plane->base.id, plane->name); + + bundle->flip_addrs[planes_count].flip_immediate = + crtc->state->async_flip && + acrtc_state->update_type == UPDATE_TYPE_FAST && + get_mem_type(old_plane_state->fb) == get_mem_type(fb); + + timestamp_ns = ktime_get_ns(); + bundle->flip_addrs[planes_count].flip_timestamp_in_us = div_u64(timestamp_ns, 1000); + bundle->surface_updates[planes_count].flip_addr = &bundle->flip_addrs[planes_count]; + bundle->surface_updates[planes_count].surface = dc_plane; + + if (!bundle->surface_updates[planes_count].surface) { + drm_err(dev, "No surface for CRTC: id=%d\n", + acrtc_attach->crtc_id); + continue; + } + + if (plane == pcrtc->primary) + update_freesync_state_on_stream( + dm, + acrtc_state, + acrtc_state->stream, + dc_plane, + bundle->flip_addrs[planes_count].flip_timestamp_in_us); + + drm_dbg_state(state->dev, "%s Flipping to hi: 0x%x, low: 0x%x\n", + __func__, + bundle->flip_addrs[planes_count].address.grph.addr.high_part, + bundle->flip_addrs[planes_count].address.grph.addr.low_part); + + planes_count += 1; + } - if (planes_count) { - unsigned long flags; + if (pflip_present) { + if (!vrr_active) { + /* Use old throttling in non-vrr fixed refresh rate mode + * to keep flip scheduling based on target vblank counts + * working in a backwards compatible way, e.g., for + * clients using the GLX_OML_sync_control extension or + * DRI3/Present extension with defined target_msc. + */ + last_flip_vblank = amdgpu_get_vblank_counter_kms(pcrtc); + } else { + /* For variable refresh rate mode only: + * Get vblank of last completed flip to avoid > 1 vrr + * flips per video frame by use of throttling, but allow + * flip programming anywhere in the possibly large + * variable vrr vblank interval for fine-grained flip + * timing control and more opportunity to avoid stutter + * on late submission of flips. + */ + spin_lock_irqsave(&pcrtc->dev->event_lock, flags); + last_flip_vblank = acrtc_attach->dm_irq_params.last_flip_vblank; + spin_unlock_irqrestore(&pcrtc->dev->event_lock, flags); + } + + target_vblank = last_flip_vblank + wait_for_vblank; - if (new_pcrtc_state->event) { + /* + * Wait until we're out of the vertical blank period before the one + * targeted by the flip + */ + while ((acrtc_attach->enabled && + (amdgpu_display_get_crtc_scanoutpos(dm->ddev, acrtc_attach->crtc_id, + 0, &vpos, &hpos, NULL, + NULL, &pcrtc->hwmode) + & (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_IN_VBLANK)) == + (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_IN_VBLANK) && + (int)(target_vblank - + amdgpu_get_vblank_counter_kms(pcrtc)) > 0)) { + usleep_range(1000, 1100); + } + /** + * Prepare the flip event for the pageflip interrupt to handle. + * + * This only works in the case where we've already turned on the + * appropriate hardware blocks (eg. HUBP) so in the transition case + * from 0 -> n planes we have to skip a hardware generated event + * and rely on sending it from software. + */ + if (acrtc_attach->base.state->event && + acrtc_state->active_planes > 0) { drm_crtc_vblank_get(pcrtc); spin_lock_irqsave(&pcrtc->dev->event_lock, flags); + + WARN_ON(acrtc_attach->pflip_status != AMDGPU_FLIP_NONE); prepare_flip_isr(acrtc_attach); + spin_unlock_irqrestore(&pcrtc->dev->event_lock, flags); } - dc_stream_attach->abm_level = acrtc_state->abm_level; + if (acrtc_state->stream) { + if (acrtc_state->freesync_vrr_info_changed) + bundle->stream_update.vrr_infopacket = + &acrtc_state->stream->vrr_infopacket; + } + } else if (cursor_update && acrtc_state->active_planes > 0) { + spin_lock_irqsave(&pcrtc->dev->event_lock, flags); + if (acrtc_attach->base.state->event) { + drm_crtc_vblank_get(pcrtc); + acrtc_attach->event = acrtc_attach->base.state->event; + acrtc_attach->base.state->event = NULL; + } + spin_unlock_irqrestore(&pcrtc->dev->event_lock, flags); + } + + /* Update the planes if changed or disable if we don't have any. */ + if ((planes_count || acrtc_state->active_planes == 0) && + acrtc_state->stream) { + /* + * If PSR or idle optimizations are enabled then flush out + * any pending work before hardware programming. + */ + if (dm->vblank_control_workqueue) + flush_workqueue(dm->vblank_control_workqueue); - if (false == commit_planes_to_stream(dm, - dm->dc, - plane_states_constructed, - planes_count, - acrtc_state, - dm_old_crtc_state, - dc_state)) - dm_error("%s: Failed to attach plane!\n", __func__); - } else { - /*TODO BUG Here should go disable planes on CRTC. */ + bundle->stream_update.stream = acrtc_state->stream; + if (new_pcrtc_state->mode_changed) { + bundle->stream_update.src = acrtc_state->stream->src; + bundle->stream_update.dst = acrtc_state->stream->dst; + } + + if (new_pcrtc_state->color_mgmt_changed) { + /* + * TODO: This isn't fully correct since we've actually + * already modified the stream in place. + */ + bundle->stream_update.gamut_remap = + &acrtc_state->stream->gamut_remap_matrix; + bundle->stream_update.output_csc_transform = + &acrtc_state->stream->csc_color_matrix; + bundle->stream_update.out_transfer_func = + &acrtc_state->stream->out_transfer_func; + bundle->stream_update.lut3d_func = + (struct dc_3dlut *) acrtc_state->stream->lut3d_func; + bundle->stream_update.func_shaper = + (struct dc_transfer_func *) acrtc_state->stream->func_shaper; + } + + acrtc_state->stream->abm_level = acrtc_state->abm_level; + if (acrtc_state->abm_level != dm_old_crtc_state->abm_level) + bundle->stream_update.abm_level = &acrtc_state->abm_level; + + mutex_lock(&dm->dc_lock); + if ((acrtc_state->update_type > UPDATE_TYPE_FAST) || vrr_active) { + if (acrtc_state->stream->link->replay_settings.replay_allow_active) + amdgpu_dm_replay_disable(acrtc_state->stream); + if (acrtc_state->stream->link->psr_settings.psr_allow_active) + amdgpu_dm_psr_disable(acrtc_state->stream, true); + } + mutex_unlock(&dm->dc_lock); + + /* + * If FreeSync state on the stream has changed then we need to + * re-adjust the min/max bounds now that DC doesn't handle this + * as part of commit. + */ + if (is_dc_timing_adjust_needed(dm_old_crtc_state, acrtc_state)) { + spin_lock_irqsave(&pcrtc->dev->event_lock, flags); + dc_stream_adjust_vmin_vmax( + dm->dc, acrtc_state->stream, + &acrtc_attach->dm_irq_params.vrr_params.adjust); + spin_unlock_irqrestore(&pcrtc->dev->event_lock, flags); + } + mutex_lock(&dm->dc_lock); + update_planes_and_stream_adapter(dm->dc, + acrtc_state->update_type, + planes_count, + acrtc_state->stream, + &bundle->stream_update, + bundle->surface_updates); + updated_planes_and_streams = true; + + /** + * Enable or disable the interrupts on the backend. + * + * Most pipes are put into power gating when unused. + * + * When power gating is enabled on a pipe we lose the + * interrupt enablement state when power gating is disabled. + * + * So we need to update the IRQ control state in hardware + * whenever the pipe turns on (since it could be previously + * power gated) or off (since some pipes can't be power gated + * on some ASICs). + */ + if (dm_old_crtc_state->active_planes != acrtc_state->active_planes) + dm_update_pflip_irq_state(drm_to_adev(dev), + acrtc_attach); + + amdgpu_dm_enable_self_refresh(acrtc_attach, acrtc_state, timestamp_ns); + mutex_unlock(&dm->dc_lock); + } + + /* + * Update cursor state *after* programming all the planes. + * This avoids redundant programming in the case where we're going + * to be disabling a single plane - those pipes are being disabled. + */ + if (acrtc_state->active_planes && + (!updated_planes_and_streams || amdgpu_ip_version(dm->adev, DCE_HWIP, 0) == 0) && + acrtc_state->cursor_mode == DM_CURSOR_NATIVE_MODE) + amdgpu_dm_commit_cursors(state); + +cleanup: + kfree(bundle); +} + +static void amdgpu_dm_commit_audio(struct drm_device *dev, + struct drm_atomic_state *state) +{ + struct amdgpu_device *adev = drm_to_adev(dev); + struct amdgpu_dm_connector *aconnector; + struct drm_connector *connector; + struct drm_connector_state *old_con_state, *new_con_state; + struct drm_crtc_state *new_crtc_state; + struct dm_crtc_state *new_dm_crtc_state; + const struct dc_stream_status *status; + int i, inst; + + /* Notify device removals. */ + for_each_oldnew_connector_in_state(state, connector, old_con_state, new_con_state, i) { + if (old_con_state->crtc != new_con_state->crtc) { + /* CRTC changes require notification. */ + goto notify; + } + + if (!new_con_state->crtc) + continue; + + new_crtc_state = drm_atomic_get_new_crtc_state( + state, new_con_state->crtc); + + if (!new_crtc_state) + continue; + + if (!drm_atomic_crtc_needs_modeset(new_crtc_state)) + continue; + +notify: + if (connector->connector_type == DRM_MODE_CONNECTOR_WRITEBACK) + continue; + + aconnector = to_amdgpu_dm_connector(connector); + + mutex_lock(&adev->dm.audio_lock); + inst = aconnector->audio_inst; + aconnector->audio_inst = -1; + mutex_unlock(&adev->dm.audio_lock); + + amdgpu_dm_audio_eld_notify(adev, inst); + } + + /* Notify audio device additions. */ + for_each_new_connector_in_state(state, connector, new_con_state, i) { + if (!new_con_state->crtc) + continue; + + new_crtc_state = drm_atomic_get_new_crtc_state( + state, new_con_state->crtc); + + if (!new_crtc_state) + continue; + + if (!drm_atomic_crtc_needs_modeset(new_crtc_state)) + continue; + + new_dm_crtc_state = to_dm_crtc_state(new_crtc_state); + if (!new_dm_crtc_state->stream) + continue; + + status = dc_stream_get_status(new_dm_crtc_state->stream); + if (!status) + continue; + + if (connector->connector_type == DRM_MODE_CONNECTOR_WRITEBACK) + continue; + + aconnector = to_amdgpu_dm_connector(connector); + + mutex_lock(&adev->dm.audio_lock); + inst = status->audio_inst; + aconnector->audio_inst = inst; + mutex_unlock(&adev->dm.audio_lock); + + amdgpu_dm_audio_eld_notify(adev, inst); } } @@ -4927,80 +10341,74 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state, static void amdgpu_dm_crtc_copy_transient_flags(struct drm_crtc_state *crtc_state, struct dc_stream_state *stream_state) { - stream_state->mode_changed = crtc_state->mode_changed; + stream_state->mode_changed = drm_atomic_crtc_needs_modeset(crtc_state); } -static int amdgpu_dm_atomic_commit(struct drm_device *dev, - struct drm_atomic_state *state, - bool nonblock) +static void dm_clear_writeback(struct amdgpu_display_manager *dm, + struct dm_crtc_state *crtc_state) { - struct drm_crtc *crtc; - struct drm_crtc_state *old_crtc_state, *new_crtc_state; - struct amdgpu_device *adev = dev->dev_private; - int i; - - /* - * We evade vblanks and pflips on crtc that - * should be changed. We do it here to flush & disable - * interrupts before drm_swap_state is called in drm_atomic_helper_commit - * it will update crtc->dm_crtc_state->stream pointer which is used in - * the ISRs. - */ - for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { - struct dm_crtc_state *dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); - struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc); - - if (drm_atomic_crtc_needs_modeset(new_crtc_state) && dm_old_crtc_state->stream) - manage_dm_interrupts(adev, acrtc, false); - } - /* - * Add check here for SoC's that support hardware cursor plane, to - * unset legacy_cursor_update - */ - - return drm_atomic_helper_commit(dev, state, nonblock); - - /*TODO Handle EINTR, reenable IRQ*/ + dc_stream_remove_writeback(dm->dc, crtc_state->stream, 0); } -/** - * amdgpu_dm_atomic_commit_tail() - AMDgpu DM's commit tail implementation. - * @state: The atomic state to commit - * - * This will tell DC to commit the constructed DC state from atomic_check, - * programming the hardware. Any failures here implies a hardware failure, since - * atomic check should have filtered anything non-kosher. - */ -static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) +static void amdgpu_dm_commit_streams(struct drm_atomic_state *state, + struct dc_state *dc_state) { struct drm_device *dev = state->dev; - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); struct amdgpu_display_manager *dm = &adev->dm; - struct dm_atomic_state *dm_state; - struct dc_state *dc_state = NULL, *dc_state_temp = NULL; - uint32_t i, j; struct drm_crtc *crtc; struct drm_crtc_state *old_crtc_state, *new_crtc_state; - unsigned long flags; - bool wait_for_vblank = true; - struct drm_connector *connector; - struct drm_connector_state *old_con_state, *new_con_state; struct dm_crtc_state *dm_old_crtc_state, *dm_new_crtc_state; - int crtc_disable_count = 0; + struct drm_connector_state *old_con_state; + struct drm_connector *connector; + bool mode_set_reset_required = false; + u32 i; + struct dc_commit_streams_params params = {dc_state->streams, dc_state->stream_count}; + bool set_backlight_level = false; - drm_atomic_helper_update_legacy_modeset_state(dev, state); + /* Disable writeback */ + for_each_old_connector_in_state(state, connector, old_con_state, i) { + struct dm_connector_state *dm_old_con_state; + struct amdgpu_crtc *acrtc; - dm_state = dm_atomic_get_new_state(state); - if (dm_state && dm_state->context) { - dc_state = dm_state->context; - } else { - /* No state changes, retain current state. */ - dc_state_temp = dc_create_state(); - ASSERT(dc_state_temp); - dc_state = dc_state_temp; - dc_resource_state_copy_construct_current(dm->dc, dc_state); + if (connector->connector_type != DRM_MODE_CONNECTOR_WRITEBACK) + continue; + + old_crtc_state = NULL; + + dm_old_con_state = to_dm_connector_state(old_con_state); + if (!dm_old_con_state->base.crtc) + continue; + + acrtc = to_amdgpu_crtc(dm_old_con_state->base.crtc); + if (acrtc) + old_crtc_state = drm_atomic_get_old_crtc_state(state, &acrtc->base); + + if (!acrtc || !acrtc->wb_enabled) + continue; + + dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); + + dm_clear_writeback(dm, dm_old_crtc_state); + acrtc->wb_enabled = false; + } + + for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, + new_crtc_state, i) { + struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc); + + dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); + + if (old_crtc_state->active && + (!new_crtc_state->active || + drm_atomic_crtc_needs_modeset(new_crtc_state))) { + manage_dm_interrupts(adev, acrtc, NULL); + dc_stream_release(dm_old_crtc_state->stream); + } } + drm_atomic_helper_calc_timestamping_constants(state); + /* update changed items */ for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc); @@ -5008,10 +10416,8 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); - DRM_DEBUG_DRIVER( - "amdgpu_crtc id:%d crtc_state_flags: enable:%d, active:%d, " - "planes_changed:%d, mode_changed:%d,active_changed:%d," - "connectors_changed:%d\n", + drm_dbg_state(state->dev, + "amdgpu_crtc id:%d crtc_state_flags: enable:%d, active:%d, planes_changed:%d, mode_changed:%d,active_changed:%d,connectors_changed:%d\n", acrtc->crtc_id, new_crtc_state->enable, new_crtc_state->active, @@ -5020,6 +10426,17 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) new_crtc_state->active_changed, new_crtc_state->connectors_changed); + /* Disable cursor if disabling crtc */ + if (old_crtc_state->active && !new_crtc_state->active) { + struct dc_cursor_position position; + + memset(&position, 0, sizeof(position)); + mutex_lock(&dm->dc_lock); + dc_exit_ips_for_hw_access(dm->dc); + dc_stream_program_cursor_position(dm_old_crtc_state->stream, &position); + mutex_unlock(&dm->dc_lock); + } + /* Copy all transient state flags into dc state */ if (dm_new_crtc_state->stream) { amdgpu_dm_crtc_copy_transient_flags(&dm_new_crtc_state->base, @@ -5030,9 +10447,11 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) * aconnector as needed */ - if (modeset_required(new_crtc_state, dm_new_crtc_state->stream, dm_old_crtc_state->stream)) { + if (amdgpu_dm_crtc_modeset_required(new_crtc_state, dm_new_crtc_state->stream, dm_old_crtc_state->stream)) { - DRM_DEBUG_DRIVER("Atomic commit: SET crtc id %d: [%p]\n", acrtc->crtc_id, acrtc); + drm_dbg_atomic(dev, + "Atomic commit: SET crtc id %d: [%p]\n", + acrtc->crtc_id, acrtc); if (!dm_new_crtc_state->stream) { /* @@ -5050,8 +10469,9 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) * have a sink to keep the pipe running so that * hw state is consistent with the sw state */ - DRM_DEBUG_DRIVER("%s: Failed to create new stream for crtc %d\n", - __func__, acrtc->base.base.id); + drm_dbg_atomic(dev, + "Failed to create new stream for crtc %d\n", + acrtc->base.base.id); continue; } @@ -5063,22 +10483,39 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) acrtc->enabled = true; acrtc->hw_mode = new_crtc_state->mode; crtc->hwmode = new_crtc_state->mode; + mode_set_reset_required = true; + set_backlight_level = true; } else if (modereset_required(new_crtc_state)) { - DRM_DEBUG_DRIVER("Atomic commit: RESET. crtc id %d:[%p]\n", acrtc->crtc_id, acrtc); - + drm_dbg_atomic(dev, + "Atomic commit: RESET. crtc id %d:[%p]\n", + acrtc->crtc_id, acrtc); /* i.e. reset mode */ if (dm_old_crtc_state->stream) remove_stream(adev, acrtc, dm_old_crtc_state->stream); + + mode_set_reset_required = true; } } /* for_each_crtc_in_state() */ - if (dc_state) { - dm_enable_per_frame_crtc_master_sync(dc_state); - mutex_lock(&dm->dc_lock); - WARN_ON(!dc_commit_state(dm->dc, dc_state)); - mutex_unlock(&dm->dc_lock); + /* if there mode set or reset, disable eDP PSR, Replay */ + if (mode_set_reset_required) { + if (dm->vblank_control_workqueue) + flush_workqueue(dm->vblank_control_workqueue); + + amdgpu_dm_replay_disable_all(dm); + amdgpu_dm_psr_disable_all(dm); } + dm_enable_per_frame_crtc_master_sync(dc_state); + mutex_lock(&dm->dc_lock); + dc_exit_ips_for_hw_access(dm->dc); + WARN_ON(!dc_commit_streams(dm->dc, ¶ms)); + + /* Allow idle optimization when vblank count is 0 for display off */ + if ((dm->active_vblank_irq_count == 0) && amdgpu_dm_is_headless(dm->adev)) + dc_allow_idle_optimizations(dm->dc, true); + mutex_unlock(&dm->dc_lock); + for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) { struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc); @@ -5090,21 +10527,327 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) if (!status) status = dc_state_get_stream_status(dc_state, - dm_new_crtc_state->stream); - + dm_new_crtc_state->stream); if (!status) - DC_ERR("got no status for stream %p on acrtc%p\n", dm_new_crtc_state->stream, acrtc); + drm_err(dev, + "got no status for stream %p on acrtc%p\n", + dm_new_crtc_state->stream, acrtc); else acrtc->otg_inst = status->primary_otg_inst; } } - /* Handle scaling, underscan, and abm changes*/ + /* During boot up and resume the DC layer will reset the panel brightness + * to fix a flicker issue. + * It will cause the dm->actual_brightness is not the current panel brightness + * level. (the dm->brightness is the correct panel level) + * So we set the backlight level with dm->brightness value after set mode + */ + if (set_backlight_level) { + for (i = 0; i < dm->num_of_edps; i++) { + if (dm->backlight_dev[i]) + amdgpu_dm_backlight_set_level(dm, i, dm->brightness[i]); + } + } +} + +static void dm_set_writeback(struct amdgpu_display_manager *dm, + struct dm_crtc_state *crtc_state, + struct drm_connector *connector, + struct drm_connector_state *new_con_state) +{ + struct drm_writeback_connector *wb_conn = drm_connector_to_writeback(connector); + struct amdgpu_device *adev = dm->adev; + struct amdgpu_crtc *acrtc; + struct dc_writeback_info *wb_info; + struct pipe_ctx *pipe = NULL; + struct amdgpu_framebuffer *afb; + int i = 0; + + wb_info = kzalloc(sizeof(*wb_info), GFP_KERNEL); + if (!wb_info) { + drm_err(adev_to_drm(adev), "Failed to allocate wb_info\n"); + return; + } + + acrtc = to_amdgpu_crtc(wb_conn->encoder.crtc); + if (!acrtc) { + drm_err(adev_to_drm(adev), "no amdgpu_crtc found\n"); + kfree(wb_info); + return; + } + + afb = to_amdgpu_framebuffer(new_con_state->writeback_job->fb); + if (!afb) { + drm_err(adev_to_drm(adev), "No amdgpu_framebuffer found\n"); + kfree(wb_info); + return; + } + + for (i = 0; i < MAX_PIPES; i++) { + if (dm->dc->current_state->res_ctx.pipe_ctx[i].stream == crtc_state->stream) { + pipe = &dm->dc->current_state->res_ctx.pipe_ctx[i]; + break; + } + } + + /* fill in wb_info */ + wb_info->wb_enabled = true; + + wb_info->dwb_pipe_inst = 0; + wb_info->dwb_params.dwbscl_black_color = 0; + wb_info->dwb_params.hdr_mult = 0x1F000; + wb_info->dwb_params.csc_params.gamut_adjust_type = CM_GAMUT_ADJUST_TYPE_BYPASS; + wb_info->dwb_params.csc_params.gamut_coef_format = CM_GAMUT_REMAP_COEF_FORMAT_S2_13; + wb_info->dwb_params.output_depth = DWB_OUTPUT_PIXEL_DEPTH_10BPC; + wb_info->dwb_params.cnv_params.cnv_out_bpc = DWB_CNV_OUT_BPC_10BPC; + + /* width & height from crtc */ + wb_info->dwb_params.cnv_params.src_width = acrtc->base.mode.crtc_hdisplay; + wb_info->dwb_params.cnv_params.src_height = acrtc->base.mode.crtc_vdisplay; + wb_info->dwb_params.dest_width = acrtc->base.mode.crtc_hdisplay; + wb_info->dwb_params.dest_height = acrtc->base.mode.crtc_vdisplay; + + wb_info->dwb_params.cnv_params.crop_en = false; + wb_info->dwb_params.stereo_params.stereo_enabled = false; + + wb_info->dwb_params.cnv_params.out_max_pix_val = 0x3ff; // 10 bits + wb_info->dwb_params.cnv_params.out_min_pix_val = 0; + wb_info->dwb_params.cnv_params.fc_out_format = DWB_OUT_FORMAT_32BPP_ARGB; + wb_info->dwb_params.cnv_params.out_denorm_mode = DWB_OUT_DENORM_BYPASS; + + wb_info->dwb_params.out_format = dwb_scaler_mode_bypass444; + + wb_info->dwb_params.capture_rate = dwb_capture_rate_0; + + wb_info->dwb_params.scaler_taps.h_taps = 4; + wb_info->dwb_params.scaler_taps.v_taps = 4; + wb_info->dwb_params.scaler_taps.h_taps_c = 2; + wb_info->dwb_params.scaler_taps.v_taps_c = 2; + wb_info->dwb_params.subsample_position = DWB_INTERSTITIAL_SUBSAMPLING; + + wb_info->mcif_buf_params.luma_pitch = afb->base.pitches[0]; + wb_info->mcif_buf_params.chroma_pitch = afb->base.pitches[1]; + + for (i = 0; i < DWB_MCIF_BUF_COUNT; i++) { + wb_info->mcif_buf_params.luma_address[i] = afb->address; + wb_info->mcif_buf_params.chroma_address[i] = 0; + } + + wb_info->mcif_buf_params.p_vmid = 1; + if (amdgpu_ip_version(adev, DCE_HWIP, 0) >= IP_VERSION(3, 0, 0)) { + wb_info->mcif_warmup_params.start_address.quad_part = afb->address; + wb_info->mcif_warmup_params.region_size = + wb_info->mcif_buf_params.luma_pitch * wb_info->dwb_params.dest_height; + } + wb_info->mcif_warmup_params.p_vmid = 1; + wb_info->writeback_source_plane = pipe->plane_state; + + dc_stream_add_writeback(dm->dc, crtc_state->stream, wb_info); + + acrtc->wb_pending = true; + acrtc->wb_conn = wb_conn; + drm_writeback_queue_job(wb_conn, new_con_state); +} + +static void amdgpu_dm_update_hdcp(struct drm_atomic_state *state) +{ + struct drm_connector_state *old_con_state, *new_con_state; + struct drm_device *dev = state->dev; + struct drm_connector *connector; + struct amdgpu_device *adev = drm_to_adev(dev); + int i; + + if (!adev->dm.hdcp_workqueue) + return; + + for_each_oldnew_connector_in_state(state, connector, old_con_state, new_con_state, i) { + struct dm_connector_state *dm_new_con_state = to_dm_connector_state(new_con_state); + struct amdgpu_crtc *acrtc = to_amdgpu_crtc(dm_new_con_state->base.crtc); + struct drm_crtc_state *old_crtc_state, *new_crtc_state; + struct dm_crtc_state *dm_new_crtc_state; + struct amdgpu_dm_connector *aconnector; + + if (!connector || connector->connector_type == DRM_MODE_CONNECTOR_WRITEBACK) + continue; + + aconnector = to_amdgpu_dm_connector(connector); + + drm_dbg(dev, "[HDCP_DM] -------------- i : %x ----------\n", i); + + drm_dbg(dev, "[HDCP_DM] connector->index: %x connect_status: %x dpms: %x\n", + connector->index, connector->status, connector->dpms); + drm_dbg(dev, "[HDCP_DM] state protection old: %x new: %x\n", + old_con_state->content_protection, new_con_state->content_protection); + + if (aconnector->dc_sink) { + if (aconnector->dc_sink->sink_signal != SIGNAL_TYPE_VIRTUAL && + aconnector->dc_sink->sink_signal != SIGNAL_TYPE_NONE) { + drm_dbg(dev, "[HDCP_DM] pipe_ctx dispname=%s\n", + aconnector->dc_sink->edid_caps.display_name); + } + } + + new_crtc_state = NULL; + old_crtc_state = NULL; + + if (acrtc) { + new_crtc_state = drm_atomic_get_new_crtc_state(state, &acrtc->base); + old_crtc_state = drm_atomic_get_old_crtc_state(state, &acrtc->base); + } + + if (old_crtc_state) + drm_dbg(dev, "old crtc en: %x a: %x m: %x a-chg: %x c-chg: %x\n", + old_crtc_state->enable, + old_crtc_state->active, + old_crtc_state->mode_changed, + old_crtc_state->active_changed, + old_crtc_state->connectors_changed); + + if (new_crtc_state) + drm_dbg(dev, "NEW crtc en: %x a: %x m: %x a-chg: %x c-chg: %x\n", + new_crtc_state->enable, + new_crtc_state->active, + new_crtc_state->mode_changed, + new_crtc_state->active_changed, + new_crtc_state->connectors_changed); + + + dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); + + if (dm_new_crtc_state && dm_new_crtc_state->stream == NULL && + connector->state->content_protection == DRM_MODE_CONTENT_PROTECTION_ENABLED) { + hdcp_reset_display(adev->dm.hdcp_workqueue, aconnector->dc_link->link_index); + new_con_state->content_protection = DRM_MODE_CONTENT_PROTECTION_DESIRED; + dm_new_con_state->update_hdcp = true; + continue; + } + + if (is_content_protection_different(new_crtc_state, old_crtc_state, new_con_state, + old_con_state, connector, adev->dm.hdcp_workqueue)) { + /* when display is unplugged from mst hub, connctor will + * be destroyed within dm_dp_mst_connector_destroy. connector + * hdcp perperties, like type, undesired, desired, enabled, + * will be lost. So, save hdcp properties into hdcp_work within + * amdgpu_dm_atomic_commit_tail. if the same display is + * plugged back with same display index, its hdcp properties + * will be retrieved from hdcp_work within dm_dp_mst_get_modes + */ + + bool enable_encryption = false; + + if (new_con_state->content_protection == DRM_MODE_CONTENT_PROTECTION_DESIRED) + enable_encryption = true; + + if (aconnector->dc_link && aconnector->dc_sink && + aconnector->dc_link->type == dc_connection_mst_branch) { + struct hdcp_workqueue *hdcp_work = adev->dm.hdcp_workqueue; + struct hdcp_workqueue *hdcp_w = + &hdcp_work[aconnector->dc_link->link_index]; + + hdcp_w->hdcp_content_type[connector->index] = + new_con_state->hdcp_content_type; + hdcp_w->content_protection[connector->index] = + new_con_state->content_protection; + } + + if (new_crtc_state && new_crtc_state->mode_changed && + new_con_state->content_protection >= DRM_MODE_CONTENT_PROTECTION_DESIRED) + enable_encryption = true; + + drm_info(dev, "[HDCP_DM] hdcp_update_display enable_encryption = %x\n", enable_encryption); + + if (aconnector->dc_link) + hdcp_update_display( + adev->dm.hdcp_workqueue, aconnector->dc_link->link_index, aconnector, + new_con_state->hdcp_content_type, enable_encryption); + } + } +} + +static int amdgpu_dm_atomic_setup_commit(struct drm_atomic_state *state) +{ + struct drm_crtc *crtc; + struct drm_crtc_state *old_crtc_state, *new_crtc_state; + struct dm_crtc_state *dm_old_crtc_state, *dm_new_crtc_state; + int i, ret; + + ret = drm_dp_mst_atomic_setup_commit(state); + if (ret) + return ret; + + for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { + dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); + dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); + /* + * Color management settings. We also update color properties + * when a modeset is needed, to ensure it gets reprogrammed. + */ + if (dm_new_crtc_state->base.active && dm_new_crtc_state->stream && + (dm_new_crtc_state->base.color_mgmt_changed || + dm_old_crtc_state->regamma_tf != dm_new_crtc_state->regamma_tf || + drm_atomic_crtc_needs_modeset(new_crtc_state))) { + ret = amdgpu_dm_update_crtc_color_mgmt(dm_new_crtc_state); + if (ret) { + drm_dbg_atomic(state->dev, "Failed to update color state\n"); + return ret; + } + } + } + + return 0; +} + +/** + * amdgpu_dm_atomic_commit_tail() - AMDgpu DM's commit tail implementation. + * @state: The atomic state to commit + * + * This will tell DC to commit the constructed DC state from atomic_check, + * programming the hardware. Any failures here implies a hardware failure, since + * atomic check should have filtered anything non-kosher. + */ +static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) +{ + struct drm_device *dev = state->dev; + struct amdgpu_device *adev = drm_to_adev(dev); + struct amdgpu_display_manager *dm = &adev->dm; + struct dm_atomic_state *dm_state; + struct dc_state *dc_state = NULL; + u32 i, j; + struct drm_crtc *crtc; + struct drm_crtc_state *old_crtc_state, *new_crtc_state; + unsigned long flags; + bool wait_for_vblank = true; + struct drm_connector *connector; + struct drm_connector_state *old_con_state = NULL, *new_con_state = NULL; + struct dm_crtc_state *dm_old_crtc_state, *dm_new_crtc_state; + int crtc_disable_count = 0; + + trace_amdgpu_dm_atomic_commit_tail_begin(state); + + drm_atomic_helper_update_legacy_modeset_state(dev, state); + drm_dp_mst_atomic_wait_for_dependencies(state); + + dm_state = dm_atomic_get_new_state(state); + if (dm_state && dm_state->context) { + dc_state = dm_state->context; + amdgpu_dm_commit_streams(state, dc_state); + } + + amdgpu_dm_update_hdcp(state); + + /* Handle connector state changes */ for_each_oldnew_connector_in_state(state, connector, old_con_state, new_con_state, i) { struct dm_connector_state *dm_new_con_state = to_dm_connector_state(new_con_state); struct dm_connector_state *dm_old_con_state = to_dm_connector_state(old_con_state); struct amdgpu_crtc *acrtc = to_amdgpu_crtc(dm_new_con_state->base.crtc); + struct dc_surface_update *dummy_updates; + struct dc_stream_update stream_update; + struct dc_info_packet hdr_packet; struct dc_stream_status *status = NULL; + bool abm_changed, hdr_changed, scaling_changed, output_color_space_changed = false; + + memset(&stream_update, 0, sizeof(stream_update)); if (acrtc) { new_crtc_state = drm_atomic_get_new_crtc_state(state, &acrtc->base); @@ -5115,78 +10858,214 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) if (!acrtc || drm_atomic_crtc_needs_modeset(new_crtc_state)) continue; - dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); - /* Skip anything that is not scaling or underscan changes */ - if (!is_scaling_state_different(dm_new_con_state, dm_old_con_state) && - (dm_new_crtc_state->abm_level == dm_old_crtc_state->abm_level)) - continue; + scaling_changed = is_scaling_state_different(dm_new_con_state, + dm_old_con_state); - update_stream_scaling_settings(&dm_new_con_state->base.crtc->mode, - dm_new_con_state, (struct dc_stream_state *)dm_new_crtc_state->stream); + if ((new_con_state->hdmi.broadcast_rgb != old_con_state->hdmi.broadcast_rgb) && + (dm_old_crtc_state->stream->output_color_space != + get_output_color_space(&dm_new_crtc_state->stream->timing, new_con_state))) + output_color_space_changed = true; - if (!dm_new_crtc_state->stream) + abm_changed = dm_new_crtc_state->abm_level != + dm_old_crtc_state->abm_level; + + hdr_changed = + !drm_connector_atomic_hdr_metadata_equal(old_con_state, new_con_state); + + if (!scaling_changed && !abm_changed && !hdr_changed && !output_color_space_changed) continue; + stream_update.stream = dm_new_crtc_state->stream; + if (scaling_changed) { + update_stream_scaling_settings(&dm_new_con_state->base.crtc->mode, + dm_new_con_state, dm_new_crtc_state->stream); + + stream_update.src = dm_new_crtc_state->stream->src; + stream_update.dst = dm_new_crtc_state->stream->dst; + } + + if (output_color_space_changed) { + dm_new_crtc_state->stream->output_color_space + = get_output_color_space(&dm_new_crtc_state->stream->timing, new_con_state); + + stream_update.output_color_space = &dm_new_crtc_state->stream->output_color_space; + } + + if (abm_changed) { + dm_new_crtc_state->stream->abm_level = dm_new_crtc_state->abm_level; + + stream_update.abm_level = &dm_new_crtc_state->abm_level; + } + + if (hdr_changed) { + fill_hdr_info_packet(new_con_state, &hdr_packet); + stream_update.hdr_static_metadata = &hdr_packet; + } + status = dc_stream_get_status(dm_new_crtc_state->stream); - WARN_ON(!status); - WARN_ON(!status->plane_count); - dm_new_crtc_state->stream->abm_level = dm_new_crtc_state->abm_level; + if (WARN_ON(!status)) + continue; - /*TODO How it works with MPO ?*/ - if (!commit_planes_to_stream( - dm, - dm->dc, - status->plane_states, - status->plane_count, - dm_new_crtc_state, - to_dm_crtc_state(old_crtc_state), - dc_state)) - dm_error("%s: Failed to update stream scaling!\n", __func__); - } + WARN_ON(!status->plane_count); - for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, - new_crtc_state, i) { /* - * loop to enable interrupts on newly arrived crtc + * TODO: DC refuses to perform stream updates without a dc_surface_update. + * Here we create an empty update on each plane. + * To fix this, DC should permit updating only stream properties. */ - struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc); - bool modeset_needed; + dummy_updates = kzalloc(sizeof(struct dc_surface_update) * MAX_SURFACES, GFP_KERNEL); + if (!dummy_updates) { + drm_err(adev_to_drm(adev), "Failed to allocate memory for dummy_updates.\n"); + continue; + } + for (j = 0; j < status->plane_count; j++) + dummy_updates[j].surface = status->plane_states[0]; + + sort(dummy_updates, status->plane_count, + sizeof(*dummy_updates), dm_plane_layer_index_cmp, NULL); + + mutex_lock(&dm->dc_lock); + dc_exit_ips_for_hw_access(dm->dc); + dc_update_planes_and_stream(dm->dc, + dummy_updates, + status->plane_count, + dm_new_crtc_state->stream, + &stream_update); + mutex_unlock(&dm->dc_lock); + kfree(dummy_updates); + drm_connector_update_privacy_screen(new_con_state); + } + + /** + * Enable interrupts for CRTCs that are newly enabled or went through + * a modeset. It was intentionally deferred until after the front end + * state was modified to wait until the OTG was on and so the IRQ + * handlers didn't access stale or invalid state. + */ + for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { + struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc); +#ifdef CONFIG_DEBUG_FS + enum amdgpu_dm_pipe_crc_source cur_crc_src; +#endif + /* Count number of newly disabled CRTCs for dropping PM refs later. */ if (old_crtc_state->active && !new_crtc_state->active) crtc_disable_count++; dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); - modeset_needed = modeset_required( - new_crtc_state, - dm_new_crtc_state->stream, - dm_old_crtc_state->stream); - if (dm_new_crtc_state->stream == NULL || !modeset_needed) - continue; + /* For freesync config update on crtc state and params for irq */ + update_stream_irq_parameters(dm, dm_new_crtc_state); - manage_dm_interrupts(adev, acrtc, true); +#ifdef CONFIG_DEBUG_FS + spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); + cur_crc_src = acrtc->dm_irq_params.crc_src; + spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); +#endif + + if (new_crtc_state->active && + (!old_crtc_state->active || + drm_atomic_crtc_needs_modeset(new_crtc_state))) { + dc_stream_retain(dm_new_crtc_state->stream); + acrtc->dm_irq_params.stream = dm_new_crtc_state->stream; + manage_dm_interrupts(adev, acrtc, dm_new_crtc_state); + } + /* Handle vrr on->off / off->on transitions */ + amdgpu_dm_handle_vrr_transition(dm_old_crtc_state, dm_new_crtc_state); + +#ifdef CONFIG_DEBUG_FS + if (new_crtc_state->active && + (!old_crtc_state->active || + drm_atomic_crtc_needs_modeset(new_crtc_state))) { + /** + * Frontend may have changed so reapply the CRC capture + * settings for the stream. + */ + if (amdgpu_dm_is_valid_crc_source(cur_crc_src)) { +#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) + if (amdgpu_dm_crc_window_is_activated(crtc)) { + uint8_t cnt; + + spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); + for (cnt = 0; cnt < MAX_CRC_WINDOW_NUM; cnt++) { + if (acrtc->dm_irq_params.window_param[cnt].enable) { + acrtc->dm_irq_params.window_param[cnt].update_win = true; + + /** + * It takes 2 frames for HW to stably generate CRC when + * resuming from suspend, so we set skip_frame_cnt 2. + */ + acrtc->dm_irq_params.window_param[cnt].skip_frame_cnt = 2; + } + } + spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); + } +#endif + if (amdgpu_dm_crtc_configure_crc_source( + crtc, dm_new_crtc_state, cur_crc_src)) + drm_dbg_atomic(dev, "Failed to configure crc source"); + } + } +#endif } + for_each_new_crtc_in_state(state, crtc, new_crtc_state, j) + if (new_crtc_state->async_flip) + wait_for_vblank = false; + /* update planes when needed per crtc*/ for_each_new_crtc_in_state(state, crtc, new_crtc_state, j) { dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); if (dm_new_crtc_state->stream) - amdgpu_dm_commit_planes(state, dc_state, dev, - dm, crtc, &wait_for_vblank); + amdgpu_dm_commit_planes(state, dev, dm, crtc, wait_for_vblank); } + /* Enable writeback */ + for_each_new_connector_in_state(state, connector, new_con_state, i) { + struct dm_connector_state *dm_new_con_state = to_dm_connector_state(new_con_state); + struct amdgpu_crtc *acrtc = to_amdgpu_crtc(dm_new_con_state->base.crtc); + + if (connector->connector_type != DRM_MODE_CONNECTOR_WRITEBACK) + continue; + + if (!new_con_state->writeback_job) + continue; + + new_crtc_state = drm_atomic_get_new_crtc_state(state, &acrtc->base); + + if (!new_crtc_state) + continue; + + if (acrtc->wb_enabled) + continue; + + dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); + + dm_set_writeback(dm, dm_new_crtc_state, connector, new_con_state); + acrtc->wb_enabled = true; + } + + /* Update audio instances for each connector. */ + amdgpu_dm_commit_audio(dev, state); + + /* restore the backlight level */ + for (i = 0; i < dm->num_of_edps; i++) { + if (dm->backlight_dev[i] && + (dm->actual_brightness[i] != dm->brightness[i])) + amdgpu_dm_backlight_set_level(dm, i, dm->brightness[i]); + } /* * send vblank event on all events not handled in flip and * mark consumed event for drm_atomic_helper_commit_hw_done */ - spin_lock_irqsave(&adev->ddev->event_lock, flags); + spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) { if (new_crtc_state->event) @@ -5194,22 +11073,28 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) new_crtc_state->event = NULL; } - spin_unlock_irqrestore(&adev->ddev->event_lock, flags); + spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); + /* Signal HW programming completion */ + drm_atomic_helper_commit_hw_done(state); if (wait_for_vblank) drm_atomic_helper_wait_for_flip_done(dev, state); - /* - * FIXME: - * Delay hw_done() until flip_done() is signaled. This is to block - * another commit from freeing the CRTC state while we're still - * waiting on flip_done. - */ - drm_atomic_helper_commit_hw_done(state); - drm_atomic_helper_cleanup_planes(dev, state); + /* Don't free the memory if we are hitting this as part of suspend. + * This way we don't free any memory during suspend; see + * amdgpu_bo_free_kernel(). The memory will be freed in the first + * non-suspend modeset or when the driver is torn down. + */ + if (!adev->in_suspend) { + /* return the stolen vga memory back to VRAM */ + if (!adev->mman.keep_stolen_vga_memory) + amdgpu_bo_free_kernel(&adev->mman.stolen_vga_memory, NULL, NULL); + amdgpu_bo_free_kernel(&adev->mman.stolen_extended_memory, NULL, NULL); + } + /* * Finally, drop a runtime PM reference for each newly disabled CRTC, * so we can put the GPU into runtime suspend if we're not driving any @@ -5219,11 +11104,9 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) pm_runtime_put_autosuspend(dev->dev); pm_runtime_mark_last_busy(dev->dev); - if (dc_state_temp) - dc_release_state(dc_state_temp); + trace_amdgpu_dm_atomic_commit_tail_finish(state); } - static int dm_force_atomic_commit(struct drm_connector *connector) { int ret = 0; @@ -5247,16 +11130,20 @@ static int dm_force_atomic_commit(struct drm_connector *connector) */ conn_state = drm_atomic_get_connector_state(state, connector); - ret = PTR_ERR_OR_ZERO(conn_state); - if (ret) - goto err; + /* Check for error in getting connector state */ + if (IS_ERR(conn_state)) { + ret = PTR_ERR(conn_state); + goto out; + } /* Attach crtc to drm_atomic_state*/ crtc_state = drm_atomic_get_crtc_state(state, &disconnected_acrtc->base); - ret = PTR_ERR_OR_ZERO(crtc_state); - if (ret) - goto err; + /* Check for error in getting crtc state */ + if (IS_ERR(crtc_state)) { + ret = PTR_ERR(crtc_state); + goto out; + } /* force a restore */ crtc_state->mode_changed = true; @@ -5264,19 +11151,19 @@ static int dm_force_atomic_commit(struct drm_connector *connector) /* Attach plane to drm_atomic_state */ plane_state = drm_atomic_get_plane_state(state, plane); - ret = PTR_ERR_OR_ZERO(plane_state); - if (ret) - goto err; - + /* Check for error in getting plane state */ + if (IS_ERR(plane_state)) { + ret = PTR_ERR(plane_state); + goto out; + } /* Call commit internally with the state we just constructed */ ret = drm_atomic_commit(state); - if (!ret) - return 0; -err: - DRM_ERROR("Restoring old state failed with %i\n", ret); +out: drm_atomic_state_put(state); + if (ret) + drm_err(ddev, "Restoring old state failed with %i\n", ret); return ret; } @@ -5289,10 +11176,15 @@ err: void dm_restore_drm_connector_state(struct drm_device *dev, struct drm_connector *connector) { - struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector); + struct amdgpu_dm_connector *aconnector; struct amdgpu_crtc *disconnected_acrtc; struct dm_crtc_state *acrtc_state; + if (connector->connector_type == DRM_MODE_CONNECTOR_WRITEBACK) + return; + + aconnector = to_amdgpu_dm_connector(connector); + if (!aconnector->dc_sink || !connector->state || !connector->encoder) return; @@ -5355,8 +11247,8 @@ static int do_aquire_global_lock(struct drm_device *dev, &commit->flip_done, 10*HZ); if (ret == 0) - DRM_ERROR("[CRTC:%d:%s] hw_done or flip_done " - "timed out\n", crtc->base.id, crtc->name); + drm_err(dev, "[CRTC:%d:%s] hw_done or flip_done timed out\n", + crtc->base.id, crtc->name); drm_crtc_commit_put(commit); } @@ -5369,23 +11261,42 @@ static void get_freesync_config_for_crtc( struct dm_connector_state *new_con_state) { struct mod_freesync_config config = {0}; - struct amdgpu_dm_connector *aconnector = - to_amdgpu_dm_connector(new_con_state->base.connector); - - new_crtc_state->vrr_supported = new_con_state->freesync_capable; - - if (new_con_state->freesync_capable) { - config.state = new_crtc_state->base.vrr_enabled ? - VRR_STATE_ACTIVE_VARIABLE : - VRR_STATE_INACTIVE; - config.min_refresh_in_uhz = - aconnector->min_vfreq * 1000000; - config.max_refresh_in_uhz = - aconnector->max_vfreq * 1000000; + struct amdgpu_dm_connector *aconnector; + struct drm_display_mode *mode = &new_crtc_state->base.mode; + int vrefresh = drm_mode_vrefresh(mode); + bool fs_vid_mode = false; + + if (new_con_state->base.connector->connector_type == DRM_MODE_CONNECTOR_WRITEBACK) + return; + + aconnector = to_amdgpu_dm_connector(new_con_state->base.connector); + + new_crtc_state->vrr_supported = new_con_state->freesync_capable && + vrefresh >= aconnector->min_vfreq && + vrefresh <= aconnector->max_vfreq; + + if (new_crtc_state->vrr_supported) { + new_crtc_state->stream->ignore_msa_timing_param = true; + fs_vid_mode = new_crtc_state->freesync_config.state == VRR_STATE_ACTIVE_FIXED; + + config.min_refresh_in_uhz = aconnector->min_vfreq * 1000000; + config.max_refresh_in_uhz = aconnector->max_vfreq * 1000000; config.vsif_supported = true; config.btr = true; - } + if (fs_vid_mode) { + config.state = VRR_STATE_ACTIVE_FIXED; + config.fixed_refresh_in_uhz = new_crtc_state->freesync_config.fixed_refresh_in_uhz; + goto out; + } else if (new_crtc_state->base.vrr_enabled) { + config.state = VRR_STATE_ACTIVE_VARIABLE; + } else { + config.state = VRR_STATE_INACTIVE; + } + } else { + config.state = VRR_STATE_UNSUPPORTED; + } +out: new_crtc_state->freesync_config = config; } @@ -5394,494 +11305,1085 @@ static void reset_freesync_config_for_crtc( { new_crtc_state->vrr_supported = false; - memset(&new_crtc_state->vrr_params, 0, - sizeof(new_crtc_state->vrr_params)); memset(&new_crtc_state->vrr_infopacket, 0, sizeof(new_crtc_state->vrr_infopacket)); } -static int dm_update_crtcs_state(struct amdgpu_display_manager *dm, - struct drm_atomic_state *state, - bool enable, - bool *lock_and_validation_needed) +static bool +is_timing_unchanged_for_freesync(struct drm_crtc_state *old_crtc_state, + struct drm_crtc_state *new_crtc_state) +{ + const struct drm_display_mode *old_mode, *new_mode; + + if (!old_crtc_state || !new_crtc_state) + return false; + + old_mode = &old_crtc_state->mode; + new_mode = &new_crtc_state->mode; + + if (old_mode->clock == new_mode->clock && + old_mode->hdisplay == new_mode->hdisplay && + old_mode->vdisplay == new_mode->vdisplay && + old_mode->htotal == new_mode->htotal && + old_mode->vtotal != new_mode->vtotal && + old_mode->hsync_start == new_mode->hsync_start && + old_mode->vsync_start != new_mode->vsync_start && + old_mode->hsync_end == new_mode->hsync_end && + old_mode->vsync_end != new_mode->vsync_end && + old_mode->hskew == new_mode->hskew && + old_mode->vscan == new_mode->vscan && + (old_mode->vsync_end - old_mode->vsync_start) == + (new_mode->vsync_end - new_mode->vsync_start)) + return true; + + return false; +} + +static void set_freesync_fixed_config(struct dm_crtc_state *dm_new_crtc_state) +{ + u64 num, den, res; + struct drm_crtc_state *new_crtc_state = &dm_new_crtc_state->base; + + dm_new_crtc_state->freesync_config.state = VRR_STATE_ACTIVE_FIXED; + + num = (unsigned long long)new_crtc_state->mode.clock * 1000 * 1000000; + den = (unsigned long long)new_crtc_state->mode.htotal * + (unsigned long long)new_crtc_state->mode.vtotal; + + res = div_u64(num, den); + dm_new_crtc_state->freesync_config.fixed_refresh_in_uhz = res; +} + +static int dm_update_crtc_state(struct amdgpu_display_manager *dm, + struct drm_atomic_state *state, + struct drm_crtc *crtc, + struct drm_crtc_state *old_crtc_state, + struct drm_crtc_state *new_crtc_state, + bool enable, + bool *lock_and_validation_needed) { struct dm_atomic_state *dm_state = NULL; - struct drm_crtc *crtc; - struct drm_crtc_state *old_crtc_state, *new_crtc_state; - int i; struct dm_crtc_state *dm_old_crtc_state, *dm_new_crtc_state; struct dc_stream_state *new_stream; + struct amdgpu_device *adev = dm->adev; int ret = 0; /* * TODO Move this code into dm_crtc_atomic_check once we get rid of dc_validation_set * update changed items */ - for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { - struct amdgpu_crtc *acrtc = NULL; - struct amdgpu_dm_connector *aconnector = NULL; - struct drm_connector_state *drm_new_conn_state = NULL, *drm_old_conn_state = NULL; - struct dm_connector_state *dm_new_conn_state = NULL, *dm_old_conn_state = NULL; - struct drm_plane_state *new_plane_state = NULL; + struct amdgpu_crtc *acrtc = NULL; + struct drm_connector *connector = NULL; + struct amdgpu_dm_connector *aconnector = NULL; + struct drm_connector_state *drm_new_conn_state = NULL, *drm_old_conn_state = NULL; + struct dm_connector_state *dm_new_conn_state = NULL, *dm_old_conn_state = NULL; - new_stream = NULL; + new_stream = NULL; - dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); - dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); - acrtc = to_amdgpu_crtc(crtc); + dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); + dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); + acrtc = to_amdgpu_crtc(crtc); + connector = amdgpu_dm_find_first_crtc_matching_connector(state, crtc); + if (connector) + aconnector = to_amdgpu_dm_connector(connector); - new_plane_state = drm_atomic_get_new_plane_state(state, new_crtc_state->crtc->primary); + /* TODO This hack should go away */ + if (connector && enable) { + /* Make sure fake sink is created in plug-in scenario */ + drm_new_conn_state = drm_atomic_get_new_connector_state(state, + connector); + drm_old_conn_state = drm_atomic_get_old_connector_state(state, + connector); - if (new_crtc_state->enable && new_plane_state && !new_plane_state->fb) { + if (WARN_ON(!drm_new_conn_state)) { ret = -EINVAL; goto fail; } - aconnector = amdgpu_dm_find_first_crtc_matching_connector(state, crtc); + dm_new_conn_state = to_dm_connector_state(drm_new_conn_state); + dm_old_conn_state = to_dm_connector_state(drm_old_conn_state); - /* TODO This hack should go away */ - if (aconnector && enable) { - /* Make sure fake sink is created in plug-in scenario */ - drm_new_conn_state = drm_atomic_get_new_connector_state(state, - &aconnector->base); - drm_old_conn_state = drm_atomic_get_old_connector_state(state, - &aconnector->base); + if (!drm_atomic_crtc_needs_modeset(new_crtc_state)) + goto skip_modeset; - if (IS_ERR(drm_new_conn_state)) { - ret = PTR_ERR_OR_ZERO(drm_new_conn_state); - break; - } + new_stream = create_validate_stream_for_sink(connector, + &new_crtc_state->mode, + dm_new_conn_state, + dm_old_crtc_state->stream); - dm_new_conn_state = to_dm_connector_state(drm_new_conn_state); - dm_old_conn_state = to_dm_connector_state(drm_old_conn_state); + /* + * we can have no stream on ACTION_SET if a display + * was disconnected during S3, in this case it is not an + * error, the OS will be updated after detection, and + * will do the right thing on next atomic commit + */ - new_stream = create_stream_for_sink(aconnector, - &new_crtc_state->mode, - dm_new_conn_state, - dm_old_crtc_state->stream); + if (!new_stream) { + drm_dbg_driver(adev_to_drm(adev), "%s: Failed to create new stream for crtc %d\n", + __func__, acrtc->base.base.id); + ret = -ENOMEM; + goto fail; + } - /* - * we can have no stream on ACTION_SET if a display - * was disconnected during S3, in this case it is not an - * error, the OS will be updated after detection, and - * will do the right thing on next atomic commit - */ + /* + * TODO: Check VSDB bits to decide whether this should + * be enabled or not. + */ + new_stream->triggered_crtc_reset.enabled = + dm->force_timing_sync; - if (!new_stream) { - DRM_DEBUG_DRIVER("%s: Failed to create new stream for crtc %d\n", - __func__, acrtc->base.base.id); - break; - } + dm_new_crtc_state->abm_level = dm_new_conn_state->abm_level; - dm_new_crtc_state->abm_level = dm_new_conn_state->abm_level; + ret = fill_hdr_info_packet(drm_new_conn_state, + &new_stream->hdr_static_metadata); + if (ret) + goto fail; - if (dc_is_stream_unchanged(new_stream, dm_old_crtc_state->stream) && - dc_is_stream_scaling_unchanged(new_stream, dm_old_crtc_state->stream)) { - new_crtc_state->mode_changed = false; - DRM_DEBUG_DRIVER("Mode change not required, setting mode_changed to %d", - new_crtc_state->mode_changed); - } + /* + * If we already removed the old stream from the context + * (and set the new stream to NULL) then we can't reuse + * the old stream even if the stream and scaling are unchanged. + * We'll hit the BUG_ON and black screen. + * + * TODO: Refactor this function to allow this check to work + * in all conditions. + */ + if (amdgpu_freesync_vid_mode && + dm_new_crtc_state->stream && + is_timing_unchanged_for_freesync(new_crtc_state, old_crtc_state)) + goto skip_modeset; + + if (dm_new_crtc_state->stream && + dc_is_stream_unchanged(new_stream, dm_old_crtc_state->stream) && + dc_is_stream_scaling_unchanged(new_stream, dm_old_crtc_state->stream)) { + new_crtc_state->mode_changed = false; + drm_dbg_driver(adev_to_drm(adev), "Mode change not required, setting mode_changed to %d", + new_crtc_state->mode_changed); } + } - if (!drm_atomic_crtc_needs_modeset(new_crtc_state)) - goto next_crtc; + /* mode_changed flag may get updated above, need to check again */ + if (!drm_atomic_crtc_needs_modeset(new_crtc_state)) + goto skip_modeset; - DRM_DEBUG_DRIVER( - "amdgpu_crtc id:%d crtc_state_flags: enable:%d, active:%d, " - "planes_changed:%d, mode_changed:%d,active_changed:%d," - "connectors_changed:%d\n", - acrtc->crtc_id, - new_crtc_state->enable, - new_crtc_state->active, - new_crtc_state->planes_changed, - new_crtc_state->mode_changed, - new_crtc_state->active_changed, - new_crtc_state->connectors_changed); + drm_dbg_state(state->dev, + "amdgpu_crtc id:%d crtc_state_flags: enable:%d, active:%d, planes_changed:%d, mode_changed:%d,active_changed:%d,connectors_changed:%d\n", + acrtc->crtc_id, + new_crtc_state->enable, + new_crtc_state->active, + new_crtc_state->planes_changed, + new_crtc_state->mode_changed, + new_crtc_state->active_changed, + new_crtc_state->connectors_changed); + + /* Remove stream for any changed/disabled CRTC */ + if (!enable) { + + if (!dm_old_crtc_state->stream) + goto skip_modeset; + + /* Unset freesync video if it was active before */ + if (dm_old_crtc_state->freesync_config.state == VRR_STATE_ACTIVE_FIXED) { + dm_new_crtc_state->freesync_config.state = VRR_STATE_INACTIVE; + dm_new_crtc_state->freesync_config.fixed_refresh_in_uhz = 0; + } + + /* Now check if we should set freesync video mode */ + if (amdgpu_freesync_vid_mode && dm_new_crtc_state->stream && + dc_is_stream_unchanged(new_stream, dm_old_crtc_state->stream) && + dc_is_stream_scaling_unchanged(new_stream, dm_old_crtc_state->stream) && + is_timing_unchanged_for_freesync(new_crtc_state, + old_crtc_state)) { + new_crtc_state->mode_changed = false; + drm_dbg_driver(adev_to_drm(adev), + "Mode change not required for front porch change, setting mode_changed to %d", + new_crtc_state->mode_changed); + + set_freesync_fixed_config(dm_new_crtc_state); + + goto skip_modeset; + } else if (amdgpu_freesync_vid_mode && aconnector && + is_freesync_video_mode(&new_crtc_state->mode, + aconnector)) { + struct drm_display_mode *high_mode; + + high_mode = get_highest_refresh_rate_mode(aconnector, false); + if (!drm_mode_equal(&new_crtc_state->mode, high_mode)) + set_freesync_fixed_config(dm_new_crtc_state); + } + + ret = dm_atomic_get_state(state, &dm_state); + if (ret) + goto fail; + + drm_dbg_driver(adev_to_drm(adev), "Disabling DRM crtc: %d\n", + crtc->base.id); + + /* i.e. reset mode */ + if (dc_state_remove_stream( + dm->dc, + dm_state->context, + dm_old_crtc_state->stream) != DC_OK) { + ret = -EINVAL; + goto fail; + } - /* Remove stream for any changed/disabled CRTC */ - if (!enable) { + dc_stream_release(dm_old_crtc_state->stream); + dm_new_crtc_state->stream = NULL; - if (!dm_old_crtc_state->stream) - goto next_crtc; + reset_freesync_config_for_crtc(dm_new_crtc_state); + + *lock_and_validation_needed = true; + + } else {/* Add stream for any updated/enabled CRTC */ + /* + * Quick fix to prevent NULL pointer on new_stream when + * added MST connectors not found in existing crtc_state in the chained mode + * TODO: need to dig out the root cause of that + */ + if (!connector) + goto skip_modeset; + + if (modereset_required(new_crtc_state)) + goto skip_modeset; + + if (amdgpu_dm_crtc_modeset_required(new_crtc_state, new_stream, + dm_old_crtc_state->stream)) { + + WARN_ON(dm_new_crtc_state->stream); ret = dm_atomic_get_state(state, &dm_state); if (ret) goto fail; - DRM_DEBUG_DRIVER("Disabling DRM crtc: %d\n", - crtc->base.id); + dm_new_crtc_state->stream = new_stream; - /* i.e. reset mode */ - if (dc_remove_stream_from_ctx( + dc_stream_retain(new_stream); + + DRM_DEBUG_ATOMIC("Enabling DRM crtc: %d\n", + crtc->base.id); + + if (dc_state_add_stream( dm->dc, dm_state->context, - dm_old_crtc_state->stream) != DC_OK) { + dm_new_crtc_state->stream) != DC_OK) { ret = -EINVAL; goto fail; } - dc_stream_release(dm_old_crtc_state->stream); - dm_new_crtc_state->stream = NULL; + *lock_and_validation_needed = true; + } + } - reset_freesync_config_for_crtc(dm_new_crtc_state); +skip_modeset: + /* Release extra reference */ + if (new_stream) + dc_stream_release(new_stream); - *lock_and_validation_needed = true; + /* + * We want to do dc stream updates that do not require a + * full modeset below. + */ + if (!(enable && connector && new_crtc_state->active)) + return 0; + /* + * Given above conditions, the dc state cannot be NULL because: + * 1. We're in the process of enabling CRTCs (just been added + * to the dc context, or already is on the context) + * 2. Has a valid connector attached, and + * 3. Is currently active and enabled. + * => The dc stream state currently exists. + */ + BUG_ON(dm_new_crtc_state->stream == NULL); - } else {/* Add stream for any updated/enabled CRTC */ - /* - * Quick fix to prevent NULL pointer on new_stream when - * added MST connectors not found in existing crtc_state in the chained mode - * TODO: need to dig out the root cause of that - */ - if (!aconnector || (!aconnector->dc_sink && aconnector->mst_port)) - goto next_crtc; + /* Scaling or underscan settings */ + if (is_scaling_state_different(dm_old_conn_state, dm_new_conn_state) || + drm_atomic_crtc_needs_modeset(new_crtc_state)) + update_stream_scaling_settings( + &new_crtc_state->mode, dm_new_conn_state, dm_new_crtc_state->stream); - if (modereset_required(new_crtc_state)) - goto next_crtc; + /* ABM settings */ + dm_new_crtc_state->abm_level = dm_new_conn_state->abm_level; - if (modeset_required(new_crtc_state, new_stream, - dm_old_crtc_state->stream)) { + /* + * Color management settings. We also update color properties + * when a modeset is needed, to ensure it gets reprogrammed. + */ + if (dm_new_crtc_state->base.color_mgmt_changed || + dm_old_crtc_state->regamma_tf != dm_new_crtc_state->regamma_tf || + drm_atomic_crtc_needs_modeset(new_crtc_state)) { + ret = amdgpu_dm_check_crtc_color_mgmt(dm_new_crtc_state, true); + if (ret) + goto fail; + } - WARN_ON(dm_new_crtc_state->stream); + /* Update Freesync settings. */ + get_freesync_config_for_crtc(dm_new_crtc_state, + dm_new_conn_state); - ret = dm_atomic_get_state(state, &dm_state); - if (ret) - goto fail; + return ret; - dm_new_crtc_state->stream = new_stream; +fail: + if (new_stream) + dc_stream_release(new_stream); + return ret; +} - dc_stream_retain(new_stream); +static bool should_reset_plane(struct drm_atomic_state *state, + struct drm_plane *plane, + struct drm_plane_state *old_plane_state, + struct drm_plane_state *new_plane_state) +{ + struct drm_plane *other; + struct drm_plane_state *old_other_state, *new_other_state; + struct drm_crtc_state *old_crtc_state, *new_crtc_state; + struct dm_crtc_state *old_dm_crtc_state, *new_dm_crtc_state; + struct amdgpu_device *adev = drm_to_adev(plane->dev); + int i; - DRM_DEBUG_DRIVER("Enabling DRM crtc: %d\n", - crtc->base.id); + /* + * TODO: Remove this hack for all asics once it proves that the + * fast updates works fine on DCN3.2+. + */ + if (amdgpu_ip_version(adev, DCE_HWIP, 0) < IP_VERSION(3, 2, 0) && + state->allow_modeset) + return true; - if (dc_add_stream_to_ctx( - dm->dc, - dm_state->context, - dm_new_crtc_state->stream) != DC_OK) { - ret = -EINVAL; - goto fail; - } + if (amdgpu_in_reset(adev) && state->allow_modeset) + return true; - *lock_and_validation_needed = true; - } - } + /* Exit early if we know that we're adding or removing the plane. */ + if (old_plane_state->crtc != new_plane_state->crtc) + return true; -next_crtc: - /* Release extra reference */ - if (new_stream) - dc_stream_release(new_stream); + /* old crtc == new_crtc == NULL, plane not in context. */ + if (!new_plane_state->crtc) + return false; - /* - * We want to do dc stream updates that do not require a - * full modeset below. - */ - if (!(enable && aconnector && new_crtc_state->enable && - new_crtc_state->active)) + new_crtc_state = + drm_atomic_get_new_crtc_state(state, new_plane_state->crtc); + old_crtc_state = + drm_atomic_get_old_crtc_state(state, old_plane_state->crtc); + + if (!new_crtc_state) + return true; + + /* + * A change in cursor mode means a new dc pipe needs to be acquired or + * released from the state + */ + old_dm_crtc_state = to_dm_crtc_state(old_crtc_state); + new_dm_crtc_state = to_dm_crtc_state(new_crtc_state); + if (plane->type == DRM_PLANE_TYPE_CURSOR && + old_dm_crtc_state != NULL && + old_dm_crtc_state->cursor_mode != new_dm_crtc_state->cursor_mode) { + return true; + } + + /* CRTC Degamma changes currently require us to recreate planes. */ + if (new_crtc_state->color_mgmt_changed) + return true; + + /* + * On zpos change, planes need to be reordered by removing and re-adding + * them one by one to the dc state, in order of descending zpos. + * + * TODO: We can likely skip bandwidth validation if the only thing that + * changed about the plane was it'z z-ordering. + */ + if (old_plane_state->normalized_zpos != new_plane_state->normalized_zpos) + return true; + + if (drm_atomic_crtc_needs_modeset(new_crtc_state)) + return true; + + /* + * If there are any new primary or overlay planes being added or + * removed then the z-order can potentially change. To ensure + * correct z-order and pipe acquisition the current DC architecture + * requires us to remove and recreate all existing planes. + * + * TODO: Come up with a more elegant solution for this. + */ + for_each_oldnew_plane_in_state(state, other, old_other_state, new_other_state, i) { + struct amdgpu_framebuffer *old_afb, *new_afb; + struct dm_plane_state *dm_new_other_state, *dm_old_other_state; + + dm_new_other_state = to_dm_plane_state(new_other_state); + dm_old_other_state = to_dm_plane_state(old_other_state); + + if (other->type == DRM_PLANE_TYPE_CURSOR) continue; - /* - * Given above conditions, the dc state cannot be NULL because: - * 1. We're in the process of enabling CRTCs (just been added - * to the dc context, or already is on the context) - * 2. Has a valid connector attached, and - * 3. Is currently active and enabled. - * => The dc stream state currently exists. - */ - BUG_ON(dm_new_crtc_state->stream == NULL); - /* Scaling or underscan settings */ - if (is_scaling_state_different(dm_old_conn_state, dm_new_conn_state)) - update_stream_scaling_settings( - &new_crtc_state->mode, dm_new_conn_state, dm_new_crtc_state->stream); + if (old_other_state->crtc != new_plane_state->crtc && + new_other_state->crtc != new_plane_state->crtc) + continue; - /* - * Color management settings. We also update color properties - * when a modeset is needed, to ensure it gets reprogrammed. - */ - if (dm_new_crtc_state->base.color_mgmt_changed || - drm_atomic_crtc_needs_modeset(new_crtc_state)) { - ret = amdgpu_dm_set_regamma_lut(dm_new_crtc_state); - if (ret) - goto fail; - amdgpu_dm_set_ctm(dm_new_crtc_state); + if (old_other_state->crtc != new_other_state->crtc) + return true; + + /* Src/dst size and scaling updates. */ + if (old_other_state->src_w != new_other_state->src_w || + old_other_state->src_h != new_other_state->src_h || + old_other_state->crtc_w != new_other_state->crtc_w || + old_other_state->crtc_h != new_other_state->crtc_h) + return true; + + /* Rotation / mirroring updates. */ + if (old_other_state->rotation != new_other_state->rotation) + return true; + + /* Blending updates. */ + if (old_other_state->pixel_blend_mode != + new_other_state->pixel_blend_mode) + return true; + + /* Alpha updates. */ + if (old_other_state->alpha != new_other_state->alpha) + return true; + + /* Colorspace changes. */ + if (old_other_state->color_range != new_other_state->color_range || + old_other_state->color_encoding != new_other_state->color_encoding) + return true; + + /* HDR/Transfer Function changes. */ + if (dm_old_other_state->degamma_tf != dm_new_other_state->degamma_tf || + dm_old_other_state->degamma_lut != dm_new_other_state->degamma_lut || + dm_old_other_state->hdr_mult != dm_new_other_state->hdr_mult || + dm_old_other_state->ctm != dm_new_other_state->ctm || + dm_old_other_state->shaper_lut != dm_new_other_state->shaper_lut || + dm_old_other_state->shaper_tf != dm_new_other_state->shaper_tf || + dm_old_other_state->lut3d != dm_new_other_state->lut3d || + dm_old_other_state->blend_lut != dm_new_other_state->blend_lut || + dm_old_other_state->blend_tf != dm_new_other_state->blend_tf) + return true; + + /* Framebuffer checks fall at the end. */ + if (!old_other_state->fb || !new_other_state->fb) + continue; + + /* Pixel format changes can require bandwidth updates. */ + if (old_other_state->fb->format != new_other_state->fb->format) + return true; + + old_afb = (struct amdgpu_framebuffer *)old_other_state->fb; + new_afb = (struct amdgpu_framebuffer *)new_other_state->fb; + + /* Tiling and DCC changes also require bandwidth updates. */ + if (old_afb->tiling_flags != new_afb->tiling_flags || + old_afb->base.modifier != new_afb->base.modifier) + return true; + } + + return false; +} + +static int dm_check_cursor_fb(struct amdgpu_crtc *new_acrtc, + struct drm_plane_state *new_plane_state, + struct drm_framebuffer *fb) +{ + struct amdgpu_device *adev = drm_to_adev(new_acrtc->base.dev); + struct amdgpu_framebuffer *afb = to_amdgpu_framebuffer(fb); + unsigned int pitch; + bool linear; + + if (fb->width > new_acrtc->max_cursor_width || + fb->height > new_acrtc->max_cursor_height) { + DRM_DEBUG_ATOMIC("Bad cursor FB size %dx%d\n", + new_plane_state->fb->width, + new_plane_state->fb->height); + return -EINVAL; + } + if (new_plane_state->src_w != fb->width << 16 || + new_plane_state->src_h != fb->height << 16) { + DRM_DEBUG_ATOMIC("Cropping not supported for cursor plane\n"); + return -EINVAL; + } + + /* Pitch in pixels */ + pitch = fb->pitches[0] / fb->format->cpp[0]; + + if (fb->width != pitch) { + DRM_DEBUG_ATOMIC("Cursor FB width %d doesn't match pitch %d", + fb->width, pitch); + return -EINVAL; + } + + switch (pitch) { + case 64: + case 128: + case 256: + /* FB pitch is supported by cursor plane */ + break; + default: + DRM_DEBUG_ATOMIC("Bad cursor FB pitch %d px\n", pitch); + return -EINVAL; + } + + /* Core DRM takes care of checking FB modifiers, so we only need to + * check tiling flags when the FB doesn't have a modifier. + */ + if (!(fb->flags & DRM_MODE_FB_MODIFIERS)) { + if (adev->family >= AMDGPU_FAMILY_GC_12_0_0) { + linear = AMDGPU_TILING_GET(afb->tiling_flags, GFX12_SWIZZLE_MODE) == 0; + } else if (adev->family >= AMDGPU_FAMILY_AI) { + linear = AMDGPU_TILING_GET(afb->tiling_flags, SWIZZLE_MODE) == 0; + } else { + linear = AMDGPU_TILING_GET(afb->tiling_flags, ARRAY_MODE) != DC_ARRAY_2D_TILED_THIN1 && + AMDGPU_TILING_GET(afb->tiling_flags, ARRAY_MODE) != DC_ARRAY_1D_TILED_THIN1 && + AMDGPU_TILING_GET(afb->tiling_flags, MICRO_TILE_MODE) == 0; } + if (!linear) { + DRM_DEBUG_ATOMIC("Cursor FB not linear"); + return -EINVAL; + } + } - /* Update Freesync settings. */ - get_freesync_config_for_crtc(dm_new_crtc_state, - dm_new_conn_state); + return 0; +} + +/* + * Helper function for checking the cursor in native mode + */ +static int dm_check_native_cursor_state(struct drm_crtc *new_plane_crtc, + struct drm_plane *plane, + struct drm_plane_state *new_plane_state, + bool enable) +{ + + struct amdgpu_crtc *new_acrtc; + int ret; + + if (!enable || !new_plane_crtc || + drm_atomic_plane_disabling(plane->state, new_plane_state)) + return 0; + + new_acrtc = to_amdgpu_crtc(new_plane_crtc); + + if (new_plane_state->src_x != 0 || new_plane_state->src_y != 0) { + DRM_DEBUG_ATOMIC("Cropping not supported for cursor plane\n"); + return -EINVAL; } - return ret; + if (new_plane_state->fb) { + ret = dm_check_cursor_fb(new_acrtc, new_plane_state, + new_plane_state->fb); + if (ret) + return ret; + } -fail: - if (new_stream) - dc_stream_release(new_stream); - return ret; + return 0; } -static int dm_update_planes_state(struct dc *dc, - struct drm_atomic_state *state, - bool enable, - bool *lock_and_validation_needed) +static bool dm_should_update_native_cursor(struct drm_atomic_state *state, + struct drm_crtc *old_plane_crtc, + struct drm_crtc *new_plane_crtc, + bool enable) +{ + struct drm_crtc_state *old_crtc_state, *new_crtc_state; + struct dm_crtc_state *dm_old_crtc_state, *dm_new_crtc_state; + + if (!enable) { + if (old_plane_crtc == NULL) + return true; + + old_crtc_state = drm_atomic_get_old_crtc_state( + state, old_plane_crtc); + dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); + + return dm_old_crtc_state->cursor_mode == DM_CURSOR_NATIVE_MODE; + } else { + if (new_plane_crtc == NULL) + return true; + + new_crtc_state = drm_atomic_get_new_crtc_state( + state, new_plane_crtc); + dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); + + return dm_new_crtc_state->cursor_mode == DM_CURSOR_NATIVE_MODE; + } +} + +static int dm_update_plane_state(struct dc *dc, + struct drm_atomic_state *state, + struct drm_plane *plane, + struct drm_plane_state *old_plane_state, + struct drm_plane_state *new_plane_state, + bool enable, + bool *lock_and_validation_needed, + bool *is_top_most_overlay) { struct dm_atomic_state *dm_state = NULL; struct drm_crtc *new_plane_crtc, *old_plane_crtc; struct drm_crtc_state *old_crtc_state, *new_crtc_state; - struct drm_plane *plane; - struct drm_plane_state *old_plane_state, *new_plane_state; struct dm_crtc_state *dm_new_crtc_state, *dm_old_crtc_state; struct dm_plane_state *dm_new_plane_state, *dm_old_plane_state; - int i ; - /* TODO return page_flip_needed() function */ - bool pflip_needed = !state->allow_modeset; + bool needs_reset, update_native_cursor; int ret = 0; - /* Add new planes, in reverse order as DC expectation */ - for_each_oldnew_plane_in_state_reverse(state, plane, old_plane_state, new_plane_state, i) { - new_plane_crtc = new_plane_state->crtc; - old_plane_crtc = old_plane_state->crtc; - dm_new_plane_state = to_dm_plane_state(new_plane_state); - dm_old_plane_state = to_dm_plane_state(old_plane_state); + new_plane_crtc = new_plane_state->crtc; + old_plane_crtc = old_plane_state->crtc; + dm_new_plane_state = to_dm_plane_state(new_plane_state); + dm_old_plane_state = to_dm_plane_state(old_plane_state); - /*TODO Implement atomic check for cursor plane */ - if (plane->type == DRM_PLANE_TYPE_CURSOR) - continue; + update_native_cursor = dm_should_update_native_cursor(state, + old_plane_crtc, + new_plane_crtc, + enable); - /* Remove any changed/removed planes */ - if (!enable) { - if (pflip_needed && - plane->type != DRM_PLANE_TYPE_OVERLAY) - continue; + if (plane->type == DRM_PLANE_TYPE_CURSOR && update_native_cursor) { + ret = dm_check_native_cursor_state(new_plane_crtc, plane, + new_plane_state, enable); + if (ret) + return ret; - if (!old_plane_crtc) - continue; + return 0; + } - old_crtc_state = drm_atomic_get_old_crtc_state( - state, old_plane_crtc); - dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); + needs_reset = should_reset_plane(state, plane, old_plane_state, + new_plane_state); - if (!dm_old_crtc_state->stream) - continue; + /* Remove any changed/removed planes */ + if (!enable) { + if (!needs_reset) + return 0; - DRM_DEBUG_ATOMIC("Disabling DRM plane: %d on DRM crtc %d\n", - plane->base.id, old_plane_crtc->base.id); + if (!old_plane_crtc) + return 0; - ret = dm_atomic_get_state(state, &dm_state); - if (ret) - return ret; + old_crtc_state = drm_atomic_get_old_crtc_state( + state, old_plane_crtc); + dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); - if (!dc_remove_plane_from_context( - dc, - dm_old_crtc_state->stream, - dm_old_plane_state->dc_state, - dm_state->context)) { + if (!dm_old_crtc_state->stream) + return 0; - ret = EINVAL; - return ret; - } + DRM_DEBUG_ATOMIC("Disabling DRM plane: %d on DRM crtc %d\n", + plane->base.id, old_plane_crtc->base.id); + ret = dm_atomic_get_state(state, &dm_state); + if (ret) + return ret; + + if (!dc_state_remove_plane( + dc, + dm_old_crtc_state->stream, + dm_old_plane_state->dc_state, + dm_state->context)) { + + return -EINVAL; + } + if (dm_old_plane_state->dc_state) dc_plane_state_release(dm_old_plane_state->dc_state); - dm_new_plane_state->dc_state = NULL; - *lock_and_validation_needed = true; + dm_new_plane_state->dc_state = NULL; - } else { /* Add new planes */ - struct dc_plane_state *dc_new_plane_state; + *lock_and_validation_needed = true; - if (drm_atomic_plane_disabling(plane->state, new_plane_state)) - continue; + } else { /* Add new planes */ + struct dc_plane_state *dc_new_plane_state; - if (!new_plane_crtc) - continue; + if (drm_atomic_plane_disabling(plane->state, new_plane_state)) + return 0; - new_crtc_state = drm_atomic_get_new_crtc_state(state, new_plane_crtc); - dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); + if (!new_plane_crtc) + return 0; - if (!dm_new_crtc_state->stream) - continue; + new_crtc_state = drm_atomic_get_new_crtc_state(state, new_plane_crtc); + dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); - if (pflip_needed && - plane->type != DRM_PLANE_TYPE_OVERLAY) - continue; + if (!dm_new_crtc_state->stream) + return 0; + + if (!needs_reset) + return 0; + + ret = amdgpu_dm_plane_helper_check_state(new_plane_state, new_crtc_state); + if (ret) + goto out; - WARN_ON(dm_new_plane_state->dc_state); + WARN_ON(dm_new_plane_state->dc_state); - dc_new_plane_state = dc_create_plane_state(dc); - if (!dc_new_plane_state) - return -ENOMEM; + dc_new_plane_state = dc_create_plane_state(dc); + if (!dc_new_plane_state) { + ret = -ENOMEM; + goto out; + } + + DRM_DEBUG_ATOMIC("Enabling DRM plane: %d on DRM crtc %d\n", + plane->base.id, new_plane_crtc->base.id); + + ret = fill_dc_plane_attributes( + drm_to_adev(new_plane_crtc->dev), + dc_new_plane_state, + new_plane_state, + new_crtc_state); + if (ret) { + dc_plane_state_release(dc_new_plane_state); + goto out; + } - DRM_DEBUG_DRIVER("Enabling DRM plane: %d on DRM crtc %d\n", - plane->base.id, new_plane_crtc->base.id); + ret = dm_atomic_get_state(state, &dm_state); + if (ret) { + dc_plane_state_release(dc_new_plane_state); + goto out; + } - ret = fill_plane_attributes( - new_plane_crtc->dev->dev_private, + /* + * Any atomic check errors that occur after this will + * not need a release. The plane state will be attached + * to the stream, and therefore part of the atomic + * state. It'll be released when the atomic state is + * cleaned. + */ + if (!dc_state_add_plane( + dc, + dm_new_crtc_state->stream, dc_new_plane_state, - new_plane_state, - new_crtc_state); - if (ret) { - dc_plane_state_release(dc_new_plane_state); - return ret; - } + dm_state->context)) { - ret = dm_atomic_get_state(state, &dm_state); - if (ret) { - dc_plane_state_release(dc_new_plane_state); - return ret; - } + dc_plane_state_release(dc_new_plane_state); + ret = -EINVAL; + goto out; + } - /* - * Any atomic check errors that occur after this will - * not need a release. The plane state will be attached - * to the stream, and therefore part of the atomic - * state. It'll be released when the atomic state is - * cleaned. - */ - if (!dc_add_plane_to_context( - dc, - dm_new_crtc_state->stream, - dc_new_plane_state, - dm_state->context)) { + dm_new_plane_state->dc_state = dc_new_plane_state; - dc_plane_state_release(dc_new_plane_state); - return -EINVAL; - } + dm_new_crtc_state->mpo_requested |= (plane->type == DRM_PLANE_TYPE_OVERLAY); - dm_new_plane_state->dc_state = dc_new_plane_state; + /* Tell DC to do a full surface update every time there + * is a plane change. Inefficient, but works for now. + */ + dm_new_plane_state->dc_state->update_flags.bits.full_update = 1; - /* Tell DC to do a full surface update every time there - * is a plane change. Inefficient, but works for now. - */ - dm_new_plane_state->dc_state->update_flags.bits.full_update = 1; + *lock_and_validation_needed = true; + } - *lock_and_validation_needed = true; +out: + /* If enabling cursor overlay failed, attempt fallback to native mode */ + if (enable && ret == -EINVAL && plane->type == DRM_PLANE_TYPE_CURSOR) { + ret = dm_check_native_cursor_state(new_plane_crtc, plane, + new_plane_state, enable); + if (ret) + return ret; + + dm_new_crtc_state->cursor_mode = DM_CURSOR_NATIVE_MODE; + } + + return ret; +} + +static void dm_get_oriented_plane_size(struct drm_plane_state *plane_state, + int *src_w, int *src_h) +{ + switch (plane_state->rotation & DRM_MODE_ROTATE_MASK) { + case DRM_MODE_ROTATE_90: + case DRM_MODE_ROTATE_270: + *src_w = plane_state->src_h >> 16; + *src_h = plane_state->src_w >> 16; + break; + case DRM_MODE_ROTATE_0: + case DRM_MODE_ROTATE_180: + default: + *src_w = plane_state->src_w >> 16; + *src_h = plane_state->src_h >> 16; + break; + } +} + +static void +dm_get_plane_scale(struct drm_plane_state *plane_state, + int *out_plane_scale_w, int *out_plane_scale_h) +{ + int plane_src_w, plane_src_h; + + dm_get_oriented_plane_size(plane_state, &plane_src_w, &plane_src_h); + *out_plane_scale_w = plane_src_w ? plane_state->crtc_w * 1000 / plane_src_w : 0; + *out_plane_scale_h = plane_src_h ? plane_state->crtc_h * 1000 / plane_src_h : 0; +} + +/* + * The normalized_zpos value cannot be used by this iterator directly. It's only + * calculated for enabled planes, potentially causing normalized_zpos collisions + * between enabled/disabled planes in the atomic state. We need a unique value + * so that the iterator will not generate the same object twice, or loop + * indefinitely. + */ +static inline struct __drm_planes_state *__get_next_zpos( + struct drm_atomic_state *state, + struct __drm_planes_state *prev) +{ + unsigned int highest_zpos = 0, prev_zpos = 256; + uint32_t highest_id = 0, prev_id = UINT_MAX; + struct drm_plane_state *new_plane_state; + struct drm_plane *plane; + int i, highest_i = -1; + + if (prev != NULL) { + prev_zpos = prev->new_state->zpos; + prev_id = prev->ptr->base.id; + } + + for_each_new_plane_in_state(state, plane, new_plane_state, i) { + /* Skip planes with higher zpos than the previously returned */ + if (new_plane_state->zpos > prev_zpos || + (new_plane_state->zpos == prev_zpos && + plane->base.id >= prev_id)) + continue; + + /* Save the index of the plane with highest zpos */ + if (new_plane_state->zpos > highest_zpos || + (new_plane_state->zpos == highest_zpos && + plane->base.id > highest_id)) { + highest_zpos = new_plane_state->zpos; + highest_id = plane->base.id; + highest_i = i; } } + if (highest_i < 0) + return NULL; - return ret; + return &state->planes[highest_i]; } -static int -dm_determine_update_type_for_commit(struct dc *dc, - struct drm_atomic_state *state, - enum surface_update_type *out_type) +/* + * Use the uniqueness of the plane's (zpos, drm obj ID) combination to iterate + * by descending zpos, as read from the new plane state. This is the same + * ordering as defined by drm_atomic_normalize_zpos(). + */ +#define for_each_oldnew_plane_in_descending_zpos(__state, plane, old_plane_state, new_plane_state) \ + for (struct __drm_planes_state *__i = __get_next_zpos((__state), NULL); \ + __i != NULL; __i = __get_next_zpos((__state), __i)) \ + for_each_if(((plane) = __i->ptr, \ + (void)(plane) /* Only to avoid unused-but-set-variable warning */, \ + (old_plane_state) = __i->old_state, \ + (new_plane_state) = __i->new_state, 1)) + +static int add_affected_mst_dsc_crtcs(struct drm_atomic_state *state, struct drm_crtc *crtc) { - struct dm_atomic_state *dm_state = NULL, *old_dm_state = NULL; - int i, j, num_plane, ret = 0; - struct drm_plane_state *old_plane_state, *new_plane_state; - struct dm_plane_state *new_dm_plane_state, *old_dm_plane_state; - struct drm_crtc *new_plane_crtc, *old_plane_crtc; + struct drm_connector *connector; + struct drm_connector_state *conn_state, *old_conn_state; + struct amdgpu_dm_connector *aconnector = NULL; + int i; + + for_each_oldnew_connector_in_state(state, connector, old_conn_state, conn_state, i) { + if (!conn_state->crtc) + conn_state = old_conn_state; + + if (conn_state->crtc != crtc) + continue; + + if (connector->connector_type == DRM_MODE_CONNECTOR_WRITEBACK) + continue; + + aconnector = to_amdgpu_dm_connector(connector); + if (!aconnector->mst_output_port || !aconnector->mst_root) + aconnector = NULL; + else + break; + } + + if (!aconnector) + return 0; + + return drm_dp_mst_add_affected_dsc_crtcs(state, &aconnector->mst_root->mst_mgr); +} + +/** + * DOC: Cursor Modes - Native vs Overlay + * + * In native mode, the cursor uses a integrated cursor pipe within each DCN hw + * plane. It does not require a dedicated hw plane to enable, but it is + * subjected to the same z-order and scaling as the hw plane. It also has format + * restrictions, a RGB cursor in native mode cannot be enabled within a non-RGB + * hw plane. + * + * In overlay mode, the cursor uses a separate DCN hw plane, and thus has its + * own scaling and z-pos. It also has no blending restrictions. It lends to a + * cursor behavior more akin to a DRM client's expectations. However, it does + * occupy an extra DCN plane, and therefore will only be used if a DCN plane is + * available. + */ + +/** + * dm_crtc_get_cursor_mode() - Determine the required cursor mode on crtc + * @adev: amdgpu device + * @state: DRM atomic state + * @dm_crtc_state: amdgpu state for the CRTC containing the cursor + * @cursor_mode: Returns the required cursor mode on dm_crtc_state + * + * Get whether the cursor should be enabled in native mode, or overlay mode, on + * the dm_crtc_state. + * + * The cursor should be enabled in overlay mode if there exists an underlying + * plane - on which the cursor may be blended - that is either YUV formatted, or + * scaled differently from the cursor. + * + * Since zpos info is required, drm_atomic_normalize_zpos must be called before + * calling this function. + * + * Return: 0 on success, or an error code if getting the cursor plane state + * failed. + */ +static int dm_crtc_get_cursor_mode(struct amdgpu_device *adev, + struct drm_atomic_state *state, + struct dm_crtc_state *dm_crtc_state, + enum amdgpu_dm_cursor_mode *cursor_mode) +{ + struct drm_plane_state *old_plane_state, *plane_state, *cursor_state; + struct drm_crtc_state *crtc_state = &dm_crtc_state->base; struct drm_plane *plane; + bool consider_mode_change = false; + bool entire_crtc_covered = false; + bool cursor_changed = false; + int underlying_scale_w, underlying_scale_h; + int cursor_scale_w, cursor_scale_h; + int i; - struct drm_crtc *crtc; - struct drm_crtc_state *new_crtc_state, *old_crtc_state; - struct dm_crtc_state *new_dm_crtc_state, *old_dm_crtc_state; - struct dc_stream_status *status = NULL; - - struct dc_surface_update *updates = kzalloc(MAX_SURFACES * sizeof(struct dc_surface_update), GFP_KERNEL); - struct dc_plane_state *surface = kzalloc(MAX_SURFACES * sizeof(struct dc_plane_state), GFP_KERNEL); - struct dc_stream_update stream_update; - enum surface_update_type update_type = UPDATE_TYPE_FAST; - - if (!updates || !surface) { - DRM_ERROR("Plane or surface update failed to allocate"); - /* Set type to FULL to avoid crashing in DC*/ - update_type = UPDATE_TYPE_FULL; - goto cleanup; + /* Overlay cursor not supported on HW before DCN + * DCN401 does not have the cursor-on-scaled-plane or cursor-on-yuv-plane restrictions + * as previous DCN generations, so enable native mode on DCN401 in addition to DCE + */ + if (amdgpu_ip_version(adev, DCE_HWIP, 0) == 0 || + amdgpu_ip_version(adev, DCE_HWIP, 0) == IP_VERSION(4, 0, 1)) { + *cursor_mode = DM_CURSOR_NATIVE_MODE; + return 0; } - for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { - new_dm_crtc_state = to_dm_crtc_state(new_crtc_state); - old_dm_crtc_state = to_dm_crtc_state(old_crtc_state); - num_plane = 0; - - if (new_dm_crtc_state->stream) { - - for_each_oldnew_plane_in_state(state, plane, old_plane_state, new_plane_state, j) { - new_plane_crtc = new_plane_state->crtc; - old_plane_crtc = old_plane_state->crtc; - new_dm_plane_state = to_dm_plane_state(new_plane_state); - old_dm_plane_state = to_dm_plane_state(old_plane_state); - - if (plane->type == DRM_PLANE_TYPE_CURSOR) - continue; - - if (!state->allow_modeset) - continue; - - if (crtc == new_plane_crtc) { - updates[num_plane].surface = &surface[num_plane]; - - if (new_crtc_state->mode_changed) { - updates[num_plane].surface->src_rect = - new_dm_plane_state->dc_state->src_rect; - updates[num_plane].surface->dst_rect = - new_dm_plane_state->dc_state->dst_rect; - updates[num_plane].surface->rotation = - new_dm_plane_state->dc_state->rotation; - updates[num_plane].surface->in_transfer_func = - new_dm_plane_state->dc_state->in_transfer_func; - stream_update.dst = new_dm_crtc_state->stream->dst; - stream_update.src = new_dm_crtc_state->stream->src; - } + /* Init cursor_mode to be the same as current */ + *cursor_mode = dm_crtc_state->cursor_mode; - if (new_crtc_state->color_mgmt_changed) { - updates[num_plane].gamma = - new_dm_plane_state->dc_state->gamma_correction; - updates[num_plane].in_transfer_func = - new_dm_plane_state->dc_state->in_transfer_func; - stream_update.gamut_remap = - &new_dm_crtc_state->stream->gamut_remap_matrix; - stream_update.out_transfer_func = - new_dm_crtc_state->stream->out_transfer_func; - } + /* + * Cursor mode can change if a plane's format changes, scale changes, is + * enabled/disabled, or z-order changes. + */ + for_each_oldnew_plane_in_state(state, plane, old_plane_state, plane_state, i) { + int new_scale_w, new_scale_h, old_scale_w, old_scale_h; - num_plane++; - } - } + /* Only care about planes on this CRTC */ + if ((drm_plane_mask(plane) & crtc_state->plane_mask) == 0) + continue; - if (num_plane > 0) { - ret = dm_atomic_get_state(state, &dm_state); - if (ret) - goto cleanup; + if (plane->type == DRM_PLANE_TYPE_CURSOR) + cursor_changed = true; - old_dm_state = dm_atomic_get_old_state(state); - if (!old_dm_state) { - ret = -EINVAL; - goto cleanup; - } + if (drm_atomic_plane_enabling(old_plane_state, plane_state) || + drm_atomic_plane_disabling(old_plane_state, plane_state) || + old_plane_state->fb->format != plane_state->fb->format) { + consider_mode_change = true; + break; + } - status = dc_state_get_stream_status(old_dm_state->context, - new_dm_crtc_state->stream); + dm_get_plane_scale(plane_state, &new_scale_w, &new_scale_h); + dm_get_plane_scale(old_plane_state, &old_scale_w, &old_scale_h); + if (new_scale_w != old_scale_w || new_scale_h != old_scale_h) { + consider_mode_change = true; + break; + } + } - update_type = dc_check_update_surfaces_for_stream(dc, updates, num_plane, - &stream_update, status); + if (!consider_mode_change && !crtc_state->zpos_changed) + return 0; - if (update_type > UPDATE_TYPE_MED) { - update_type = UPDATE_TYPE_FULL; - goto cleanup; - } - } + /* + * If no cursor change on this CRTC, and not enabled on this CRTC, then + * no need to set cursor mode. This avoids needlessly locking the cursor + * state. + */ + if (!cursor_changed && + !(drm_plane_mask(crtc_state->crtc->cursor) & crtc_state->plane_mask)) { + return 0; + } + + cursor_state = drm_atomic_get_plane_state(state, + crtc_state->crtc->cursor); + if (IS_ERR(cursor_state)) + return PTR_ERR(cursor_state); + + /* Cursor is disabled */ + if (!cursor_state->fb) + return 0; + + /* For all planes in descending z-order (all of which are below cursor + * as per zpos definitions), check their scaling and format + */ + for_each_oldnew_plane_in_descending_zpos(state, plane, old_plane_state, plane_state) { - } else if (!new_dm_crtc_state->stream && old_dm_crtc_state->stream) { - update_type = UPDATE_TYPE_FULL; - goto cleanup; + /* Only care about non-cursor planes on this CRTC */ + if ((drm_plane_mask(plane) & crtc_state->plane_mask) == 0 || + plane->type == DRM_PLANE_TYPE_CURSOR) + continue; + + /* Underlying plane is YUV format - use overlay cursor */ + if (amdgpu_dm_plane_is_video_format(plane_state->fb->format->format)) { + *cursor_mode = DM_CURSOR_OVERLAY_MODE; + return 0; + } + + dm_get_plane_scale(plane_state, + &underlying_scale_w, &underlying_scale_h); + dm_get_plane_scale(cursor_state, + &cursor_scale_w, &cursor_scale_h); + + /* Underlying plane has different scale - use overlay cursor */ + if (cursor_scale_w != underlying_scale_w && + cursor_scale_h != underlying_scale_h) { + *cursor_mode = DM_CURSOR_OVERLAY_MODE; + return 0; + } + + /* If this plane covers the whole CRTC, no need to check planes underneath */ + if (plane_state->crtc_x <= 0 && plane_state->crtc_y <= 0 && + plane_state->crtc_x + plane_state->crtc_w >= crtc_state->mode.hdisplay && + plane_state->crtc_y + plane_state->crtc_h >= crtc_state->mode.vdisplay) { + entire_crtc_covered = true; + break; } } -cleanup: - kfree(updates); - kfree(surface); + /* If planes do not cover the entire CRTC, use overlay mode to enable + * cursor over holes + */ + if (entire_crtc_covered) + *cursor_mode = DM_CURSOR_NATIVE_MODE; + else + *cursor_mode = DM_CURSOR_OVERLAY_MODE; - *out_type = update_type; - return ret; + return 0; +} + +static bool amdgpu_dm_crtc_mem_type_changed(struct drm_device *dev, + struct drm_atomic_state *state, + struct drm_crtc_state *crtc_state) +{ + struct drm_plane *plane; + struct drm_plane_state *new_plane_state, *old_plane_state; + + drm_for_each_plane_mask(plane, dev, crtc_state->plane_mask) { + new_plane_state = drm_atomic_get_plane_state(state, plane); + old_plane_state = drm_atomic_get_plane_state(state, plane); + + if (IS_ERR(new_plane_state) || IS_ERR(old_plane_state)) { + drm_err(dev, "Failed to get plane state for plane %s\n", plane->name); + return false; + } + + if (old_plane_state->fb && new_plane_state->fb && + get_mem_type(old_plane_state->fb) != get_mem_type(new_plane_state->fb)) + return true; + } + + return false; } /** * amdgpu_dm_atomic_check() - Atomic check implementation for AMDgpu DM. + * * @dev: The DRM device * @state: The atomic state to commit * @@ -5895,8 +12397,7 @@ cleanup: * acquired. For full updates case which removes/adds/updates streams on one * CRTC while flipping on another CRTC, acquiring global lock will guarantee * that any such full update commit will wait for completion of any outstanding - * flip using DRMs synchronization events. See - * dm_determine_update_type_for_commit() + * flip using DRMs synchronization events. * * Note that DM adds the affected connectors for all CRTCs in state, when that * might not seem necessary. This is because DC stream creation requires the @@ -5908,74 +12409,315 @@ cleanup: static int amdgpu_dm_atomic_check(struct drm_device *dev, struct drm_atomic_state *state) { - struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_device *adev = drm_to_adev(dev); struct dm_atomic_state *dm_state = NULL; struct dc *dc = adev->dm.dc; struct drm_connector *connector; struct drm_connector_state *old_con_state, *new_con_state; struct drm_crtc *crtc; struct drm_crtc_state *old_crtc_state, *new_crtc_state; - enum surface_update_type update_type = UPDATE_TYPE_FAST; - enum surface_update_type overall_update_type = UPDATE_TYPE_FAST; - + struct drm_plane *plane; + struct drm_plane_state *old_plane_state, *new_plane_state, *new_cursor_state; + enum dc_status status; int ret, i; - - /* - * This bool will be set for true for any modeset/reset - * or plane update which implies non fast surface update. - */ bool lock_and_validation_needed = false; + bool is_top_most_overlay = true; + struct dm_crtc_state *dm_old_crtc_state, *dm_new_crtc_state; + struct drm_dp_mst_topology_mgr *mgr; + struct drm_dp_mst_topology_state *mst_state; + struct dsc_mst_fairness_vars vars[MAX_PIPES] = {0}; + + trace_amdgpu_dm_atomic_check_begin(state); ret = drm_atomic_helper_check_modeset(dev, state); - if (ret) + if (ret) { + drm_dbg_atomic(dev, "drm_atomic_helper_check_modeset() failed\n"); goto fail; + } + /* Check connector changes */ + for_each_oldnew_connector_in_state(state, connector, old_con_state, new_con_state, i) { + struct dm_connector_state *dm_old_con_state = to_dm_connector_state(old_con_state); + struct dm_connector_state *dm_new_con_state = to_dm_connector_state(new_con_state); + + /* Skip connectors that are disabled or part of modeset already. */ + if (!new_con_state->crtc) + continue; + + new_crtc_state = drm_atomic_get_crtc_state(state, new_con_state->crtc); + if (IS_ERR(new_crtc_state)) { + drm_dbg_atomic(dev, "drm_atomic_get_crtc_state() failed\n"); + ret = PTR_ERR(new_crtc_state); + goto fail; + } + + if (dm_old_con_state->abm_level != dm_new_con_state->abm_level || + dm_old_con_state->scaling != dm_new_con_state->scaling) + new_crtc_state->connectors_changed = true; + } + + if (dc_resource_is_dsc_encoding_supported(dc)) { + for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { + if (drm_atomic_crtc_needs_modeset(new_crtc_state)) { + ret = add_affected_mst_dsc_crtcs(state, crtc); + if (ret) { + drm_dbg_atomic(dev, "add_affected_mst_dsc_crtcs() failed\n"); + goto fail; + } + } + } + } for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { + dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); + if (!drm_atomic_crtc_needs_modeset(new_crtc_state) && !new_crtc_state->color_mgmt_changed && - old_crtc_state->vrr_enabled == new_crtc_state->vrr_enabled) + old_crtc_state->vrr_enabled == new_crtc_state->vrr_enabled && + dm_old_crtc_state->dsc_force_changed == false) continue; + ret = amdgpu_dm_verify_lut_sizes(new_crtc_state); + if (ret) { + drm_dbg_atomic(dev, "amdgpu_dm_verify_lut_sizes() failed\n"); + goto fail; + } + if (!new_crtc_state->enable) continue; ret = drm_atomic_add_affected_connectors(state, crtc); - if (ret) - return ret; + if (ret) { + drm_dbg_atomic(dev, "drm_atomic_add_affected_connectors() failed\n"); + goto fail; + } ret = drm_atomic_add_affected_planes(state, crtc); - if (ret) + if (ret) { + drm_dbg_atomic(dev, "drm_atomic_add_affected_planes() failed\n"); goto fail; + } + + if (dm_old_crtc_state->dsc_force_changed) + new_crtc_state->mode_changed = true; } - /* Remove exiting planes if they are modified */ - ret = dm_update_planes_state(dc, state, false, &lock_and_validation_needed); + /* + * Add all primary and overlay planes on the CRTC to the state + * whenever a plane is enabled to maintain correct z-ordering + * and to enable fast surface updates. + */ + drm_for_each_crtc(crtc, dev) { + bool modified = false; + + for_each_oldnew_plane_in_state(state, plane, old_plane_state, new_plane_state, i) { + if (plane->type == DRM_PLANE_TYPE_CURSOR) + continue; + + if (new_plane_state->crtc == crtc || + old_plane_state->crtc == crtc) { + modified = true; + break; + } + } + + if (!modified) + continue; + + drm_for_each_plane_mask(plane, state->dev, crtc->state->plane_mask) { + if (plane->type == DRM_PLANE_TYPE_CURSOR) + continue; + + new_plane_state = + drm_atomic_get_plane_state(state, plane); + + if (IS_ERR(new_plane_state)) { + ret = PTR_ERR(new_plane_state); + drm_dbg_atomic(dev, "new_plane_state is BAD\n"); + goto fail; + } + } + } + + /* + * DC consults the zpos (layer_index in DC terminology) to determine the + * hw plane on which to enable the hw cursor (see + * `dcn10_can_pipe_disable_cursor`). By now, all modified planes are in + * atomic state, so call drm helper to normalize zpos. + */ + ret = drm_atomic_normalize_zpos(dev, state); if (ret) { + drm_dbg(dev, "drm_atomic_normalize_zpos() failed\n"); goto fail; } + /* + * Determine whether cursors on each CRTC should be enabled in native or + * overlay mode. + */ + for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) { + dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); + + ret = dm_crtc_get_cursor_mode(adev, state, dm_new_crtc_state, + &dm_new_crtc_state->cursor_mode); + if (ret) { + drm_dbg(dev, "Failed to determine cursor mode\n"); + goto fail; + } + + /* + * If overlay cursor is needed, DC cannot go through the + * native cursor update path. All enabled planes on the CRTC + * need to be added for DC to not disable a plane by mistake + */ + if (dm_new_crtc_state->cursor_mode == DM_CURSOR_OVERLAY_MODE) { + ret = drm_atomic_add_affected_planes(state, crtc); + if (ret) + goto fail; + } + } + + /* Remove exiting planes if they are modified */ + for_each_oldnew_plane_in_descending_zpos(state, plane, old_plane_state, new_plane_state) { + + ret = dm_update_plane_state(dc, state, plane, + old_plane_state, + new_plane_state, + false, + &lock_and_validation_needed, + &is_top_most_overlay); + if (ret) { + drm_dbg_atomic(dev, "dm_update_plane_state() failed\n"); + goto fail; + } + } + /* Disable all crtcs which require disable */ - ret = dm_update_crtcs_state(&adev->dm, state, false, &lock_and_validation_needed); - if (ret) { - goto fail; + for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { + ret = dm_update_crtc_state(&adev->dm, state, crtc, + old_crtc_state, + new_crtc_state, + false, + &lock_and_validation_needed); + if (ret) { + drm_dbg_atomic(dev, "DISABLE: dm_update_crtc_state() failed\n"); + goto fail; + } } /* Enable all crtcs which require enable */ - ret = dm_update_crtcs_state(&adev->dm, state, true, &lock_and_validation_needed); - if (ret) { - goto fail; + for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { + ret = dm_update_crtc_state(&adev->dm, state, crtc, + old_crtc_state, + new_crtc_state, + true, + &lock_and_validation_needed); + if (ret) { + drm_dbg_atomic(dev, "ENABLE: dm_update_crtc_state() failed\n"); + goto fail; + } } /* Add new/modified planes */ - ret = dm_update_planes_state(dc, state, true, &lock_and_validation_needed); - if (ret) { - goto fail; + for_each_oldnew_plane_in_descending_zpos(state, plane, old_plane_state, new_plane_state) { + ret = dm_update_plane_state(dc, state, plane, + old_plane_state, + new_plane_state, + true, + &lock_and_validation_needed, + &is_top_most_overlay); + if (ret) { + drm_dbg_atomic(dev, "dm_update_plane_state() failed\n"); + goto fail; + } + } + +#if defined(CONFIG_DRM_AMD_DC_FP) + if (dc_resource_is_dsc_encoding_supported(dc)) { + ret = pre_validate_dsc(state, &dm_state, vars); + if (ret != 0) + goto fail; } +#endif /* Run this here since we want to validate the streams we created */ ret = drm_atomic_helper_check_planes(dev, state); - if (ret) + if (ret) { + drm_dbg_atomic(dev, "drm_atomic_helper_check_planes() failed\n"); goto fail; + } + + for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) { + dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); + if (dm_new_crtc_state->mpo_requested) + drm_dbg_atomic(dev, "MPO enablement requested on crtc:[%p]\n", crtc); + } + + /* Check cursor restrictions */ + for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) { + enum amdgpu_dm_cursor_mode required_cursor_mode; + int is_rotated, is_scaled; + + /* Overlay cusor not subject to native cursor restrictions */ + dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); + if (dm_new_crtc_state->cursor_mode == DM_CURSOR_OVERLAY_MODE) + continue; + + /* Check if rotation or scaling is enabled on DCN401 */ + if ((drm_plane_mask(crtc->cursor) & new_crtc_state->plane_mask) && + amdgpu_ip_version(adev, DCE_HWIP, 0) == IP_VERSION(4, 0, 1)) { + new_cursor_state = drm_atomic_get_new_plane_state(state, crtc->cursor); + + is_rotated = new_cursor_state && + ((new_cursor_state->rotation & DRM_MODE_ROTATE_MASK) != DRM_MODE_ROTATE_0); + is_scaled = new_cursor_state && ((new_cursor_state->src_w >> 16 != new_cursor_state->crtc_w) || + (new_cursor_state->src_h >> 16 != new_cursor_state->crtc_h)); + + if (is_rotated || is_scaled) { + drm_dbg_driver( + crtc->dev, + "[CRTC:%d:%s] cannot enable hardware cursor due to rotation/scaling\n", + crtc->base.id, crtc->name); + ret = -EINVAL; + goto fail; + } + } + + /* If HW can only do native cursor, check restrictions again */ + ret = dm_crtc_get_cursor_mode(adev, state, dm_new_crtc_state, + &required_cursor_mode); + if (ret) { + drm_dbg_driver(crtc->dev, + "[CRTC:%d:%s] Checking cursor mode failed\n", + crtc->base.id, crtc->name); + goto fail; + } else if (required_cursor_mode == DM_CURSOR_OVERLAY_MODE) { + drm_dbg_driver(crtc->dev, + "[CRTC:%d:%s] Cannot enable native cursor due to scaling or YUV restrictions\n", + crtc->base.id, crtc->name); + ret = -EINVAL; + goto fail; + } + } + + if (state->legacy_cursor_update) { + /* + * This is a fast cursor update coming from the plane update + * helper, check if it can be done asynchronously for better + * performance. + */ + state->async_update = + !drm_atomic_helper_async_check(dev, state); + + /* + * Skip the remaining global validation if this is an async + * update. Cursor updates can be done without affecting + * state or bandwidth calcs and this avoids the performance + * penalty of locking the private state object and + * allocating a new dc_state. + */ + if (state->async_update) + return 0; + } /* Check scaling and underscan changes*/ /* TODO Removed scaling changes validation due to inability to commit @@ -5996,167 +12738,523 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev, if (!is_scaling_state_different(dm_new_con_state, dm_old_con_state)) continue; - overall_update_type = UPDATE_TYPE_FULL; lock_and_validation_needed = true; } - ret = dm_determine_update_type_for_commit(dc, state, &update_type); - if (ret) - goto fail; - - if (overall_update_type < update_type) - overall_update_type = update_type; + /* set the slot info for each mst_state based on the link encoding format */ + for_each_new_mst_mgr_in_state(state, mgr, mst_state, i) { + struct amdgpu_dm_connector *aconnector; + struct drm_connector *connector; + struct drm_connector_list_iter iter; + u8 link_coding_cap; - /* - * lock_and_validation_needed was an old way to determine if we need to set - * the global lock. Leaving it in to check if we broke any corner cases - * lock_and_validation_needed true = UPDATE_TYPE_FULL or UPDATE_TYPE_MED - * lock_and_validation_needed false = UPDATE_TYPE_FAST - */ - if (lock_and_validation_needed && overall_update_type <= UPDATE_TYPE_FAST) - WARN(1, "Global lock should be Set, overall_update_type should be UPDATE_TYPE_MED or UPDATE_TYPE_FULL"); - else if (!lock_and_validation_needed && overall_update_type > UPDATE_TYPE_FAST) - WARN(1, "Global lock should NOT be set, overall_update_type should be UPDATE_TYPE_FAST"); + drm_connector_list_iter_begin(dev, &iter); + drm_for_each_connector_iter(connector, &iter) { + if (connector->index == mst_state->mgr->conn_base_id) { + aconnector = to_amdgpu_dm_connector(connector); + link_coding_cap = dc_link_dp_mst_decide_link_encoding_format(aconnector->dc_link); + drm_dp_mst_update_slots(mst_state, link_coding_cap); + break; + } + } + drm_connector_list_iter_end(&iter); + } - if (overall_update_type > UPDATE_TYPE_FAST) { + /** + * Streams and planes are reset when there are changes that affect + * bandwidth. Anything that affects bandwidth needs to go through + * DC global validation to ensure that the configuration can be applied + * to hardware. + * + * We have to currently stall out here in atomic_check for outstanding + * commits to finish in this case because our IRQ handlers reference + * DRM state directly - we can end up disabling interrupts too early + * if we don't. + * + * TODO: Remove this stall and drop DM state private objects. + */ + if (lock_and_validation_needed) { ret = dm_atomic_get_state(state, &dm_state); - if (ret) + if (ret) { + drm_dbg_atomic(dev, "dm_atomic_get_state() failed\n"); goto fail; + } ret = do_aquire_global_lock(dev, state); - if (ret) + if (ret) { + drm_dbg_atomic(dev, "do_aquire_global_lock() failed\n"); goto fail; + } + +#if defined(CONFIG_DRM_AMD_DC_FP) + if (dc_resource_is_dsc_encoding_supported(dc)) { + ret = compute_mst_dsc_configs_for_state(state, dm_state->context, vars); + if (ret) { + drm_dbg_atomic(dev, "MST_DSC compute_mst_dsc_configs_for_state() failed\n"); + ret = -EINVAL; + goto fail; + } + } +#endif + + ret = dm_update_mst_vcpi_slots_for_dsc(state, dm_state->context, vars); + if (ret) { + drm_dbg_atomic(dev, "dm_update_mst_vcpi_slots_for_dsc() failed\n"); + goto fail; + } - if (dc_validate_global_state(dc, dm_state->context) != DC_OK) { + /* + * Perform validation of MST topology in the state: + * We need to perform MST atomic check before calling + * dc_validate_global_state(), or there is a chance + * to get stuck in an infinite loop and hang eventually. + */ + ret = drm_dp_mst_atomic_check(state); + if (ret) { + drm_dbg_atomic(dev, "MST drm_dp_mst_atomic_check() failed\n"); + goto fail; + } + status = dc_validate_global_state(dc, dm_state->context, DC_VALIDATE_MODE_ONLY); + if (status != DC_OK) { + drm_dbg_atomic(dev, "DC global validation failure: %s (%d)", + dc_status_to_str(status), status); ret = -EINVAL; goto fail; } - } else if (state->legacy_cursor_update) { + } else { /* - * This is a fast cursor update coming from the plane update - * helper, check if it can be done asynchronously for better - * performance. + * The commit is a fast update. Fast updates shouldn't change + * the DC context, affect global validation, and can have their + * commit work done in parallel with other commits not touching + * the same resource. If we have a new DC context as part of + * the DM atomic state from validation we need to free it and + * retain the existing one instead. + * + * Furthermore, since the DM atomic state only contains the DC + * context and can safely be annulled, we can free the state + * and clear the associated private object now to free + * some memory and avoid a possible use-after-free later. */ - state->async_update = !drm_atomic_helper_async_check(dev, state); + + for (i = 0; i < state->num_private_objs; i++) { + struct drm_private_obj *obj = state->private_objs[i].ptr; + + if (obj->funcs == adev->dm.atomic_obj.funcs) { + int j = state->num_private_objs-1; + + dm_atomic_destroy_state(obj, + state->private_objs[i].state_to_destroy); + + /* If i is not at the end of the array then the + * last element needs to be moved to where i was + * before the array can safely be truncated. + */ + if (i != j) + state->private_objs[i] = + state->private_objs[j]; + + state->private_objs[j].ptr = NULL; + state->private_objs[j].state_to_destroy = NULL; + state->private_objs[j].old_state = NULL; + state->private_objs[j].new_state = NULL; + + state->num_private_objs = j; + break; + } + } + } + + /* Store the overall update type for use later in atomic check. */ + for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) { + struct dm_crtc_state *dm_new_crtc_state = + to_dm_crtc_state(new_crtc_state); + + /* + * Only allow async flips for fast updates that don't change + * the FB pitch, the DCC state, rotation, mem_type, etc. + */ + if (new_crtc_state->async_flip && + (lock_and_validation_needed || + amdgpu_dm_crtc_mem_type_changed(dev, state, new_crtc_state))) { + drm_dbg_atomic(crtc->dev, + "[CRTC:%d:%s] async flips are only supported for fast updates\n", + crtc->base.id, crtc->name); + ret = -EINVAL; + goto fail; + } + + dm_new_crtc_state->update_type = lock_and_validation_needed ? + UPDATE_TYPE_FULL : UPDATE_TYPE_FAST; } /* Must be success */ WARN_ON(ret); + + trace_amdgpu_dm_atomic_check_finish(state, ret); + return ret; fail: if (ret == -EDEADLK) - DRM_DEBUG_DRIVER("Atomic check stopped to avoid deadlock.\n"); + drm_dbg_atomic(dev, "Atomic check stopped to avoid deadlock.\n"); else if (ret == -EINTR || ret == -EAGAIN || ret == -ERESTARTSYS) - DRM_DEBUG_DRIVER("Atomic check stopped due to signal.\n"); + drm_dbg_atomic(dev, "Atomic check stopped due to signal.\n"); else - DRM_DEBUG_DRIVER("Atomic check failed with err: %d \n", ret); + drm_dbg_atomic(dev, "Atomic check failed with err: %d\n", ret); + + trace_amdgpu_dm_atomic_check_finish(state, ret); return ret; } -static bool is_dp_capable_without_timing_msa(struct dc *dc, - struct amdgpu_dm_connector *amdgpu_dm_connector) +static bool dm_edid_parser_send_cea(struct amdgpu_display_manager *dm, + unsigned int offset, + unsigned int total_length, + u8 *data, + unsigned int length, + struct amdgpu_hdmi_vsdb_info *vsdb) { - uint8_t dpcd_data; - bool capable = false; + bool res; + union dmub_rb_cmd cmd; + struct dmub_cmd_send_edid_cea *input; + struct dmub_cmd_edid_cea_output *output; + + if (length > DMUB_EDID_CEA_DATA_CHUNK_BYTES) + return false; + + memset(&cmd, 0, sizeof(cmd)); + + input = &cmd.edid_cea.data.input; + + cmd.edid_cea.header.type = DMUB_CMD__EDID_CEA; + cmd.edid_cea.header.sub_type = 0; + cmd.edid_cea.header.payload_bytes = + sizeof(cmd.edid_cea) - sizeof(cmd.edid_cea.header); + input->offset = offset; + input->length = length; + input->cea_total_length = total_length; + memcpy(input->payload, data, length); + + res = dc_wake_and_execute_dmub_cmd(dm->dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT_WITH_REPLY); + if (!res) { + drm_err(adev_to_drm(dm->adev), "EDID CEA parser failed\n"); + return false; + } + + output = &cmd.edid_cea.data.output; - if (amdgpu_dm_connector->dc_link && - dm_helpers_dp_read_dpcd( - NULL, - amdgpu_dm_connector->dc_link, - DP_DOWN_STREAM_PORT_COUNT, - &dpcd_data, - sizeof(dpcd_data))) { - capable = (dpcd_data & DP_MSA_TIMING_PAR_IGNORED) ? true:false; + if (output->type == DMUB_CMD__EDID_CEA_ACK) { + if (!output->ack.success) { + drm_err(adev_to_drm(dm->adev), "EDID CEA ack failed at offset %d\n", + output->ack.offset); + } + } else if (output->type == DMUB_CMD__EDID_CEA_AMD_VSDB) { + if (!output->amd_vsdb.vsdb_found) + return false; + + vsdb->freesync_supported = output->amd_vsdb.freesync_supported; + vsdb->amd_vsdb_version = output->amd_vsdb.amd_vsdb_version; + vsdb->min_refresh_rate_hz = output->amd_vsdb.min_frame_rate; + vsdb->max_refresh_rate_hz = output->amd_vsdb.max_frame_rate; + } else { + drm_warn(adev_to_drm(dm->adev), "Unknown EDID CEA parser results\n"); + return false; } - return capable; + return true; } -void amdgpu_dm_update_freesync_caps(struct drm_connector *connector, - struct edid *edid) + +static bool parse_edid_cea_dmcu(struct amdgpu_display_manager *dm, + u8 *edid_ext, int len, + struct amdgpu_hdmi_vsdb_info *vsdb_info) +{ + int i; + + /* send extension block to DMCU for parsing */ + for (i = 0; i < len; i += 8) { + bool res; + int offset; + + /* send 8 bytes a time */ + if (!dc_edid_parser_send_cea(dm->dc, i, len, &edid_ext[i], 8)) + return false; + + if (i+8 == len) { + /* EDID block sent completed, expect result */ + int version, min_rate, max_rate; + + res = dc_edid_parser_recv_amd_vsdb(dm->dc, &version, &min_rate, &max_rate); + if (res) { + /* amd vsdb found */ + vsdb_info->freesync_supported = 1; + vsdb_info->amd_vsdb_version = version; + vsdb_info->min_refresh_rate_hz = min_rate; + vsdb_info->max_refresh_rate_hz = max_rate; + return true; + } + /* not amd vsdb */ + return false; + } + + /* check for ack*/ + res = dc_edid_parser_recv_cea_ack(dm->dc, &offset); + if (!res) + return false; + } + + return false; +} + +static bool parse_edid_cea_dmub(struct amdgpu_display_manager *dm, + u8 *edid_ext, int len, + struct amdgpu_hdmi_vsdb_info *vsdb_info) { int i; - bool edid_check_required; - struct detailed_timing *timing; - struct detailed_non_pixel *data; - struct detailed_data_monitor_range *range; + + /* send extension block to DMCU for parsing */ + for (i = 0; i < len; i += 8) { + /* send 8 bytes a time */ + if (!dm_edid_parser_send_cea(dm, i, len, &edid_ext[i], 8, vsdb_info)) + return false; + } + + return vsdb_info->freesync_supported; +} + +static bool parse_edid_cea(struct amdgpu_dm_connector *aconnector, + u8 *edid_ext, int len, + struct amdgpu_hdmi_vsdb_info *vsdb_info) +{ + struct amdgpu_device *adev = drm_to_adev(aconnector->base.dev); + bool ret; + + mutex_lock(&adev->dm.dc_lock); + if (adev->dm.dmub_srv) + ret = parse_edid_cea_dmub(&adev->dm, edid_ext, len, vsdb_info); + else + ret = parse_edid_cea_dmcu(&adev->dm, edid_ext, len, vsdb_info); + mutex_unlock(&adev->dm.dc_lock); + return ret; +} + +static void parse_edid_displayid_vrr(struct drm_connector *connector, + const struct edid *edid) +{ + u8 *edid_ext = NULL; + int i; + int j = 0; + u16 min_vfreq; + u16 max_vfreq; + + if (edid == NULL || edid->extensions == 0) + return; + + /* Find DisplayID extension */ + for (i = 0; i < edid->extensions; i++) { + edid_ext = (void *)(edid + (i + 1)); + if (edid_ext[0] == DISPLAYID_EXT) + break; + } + + if (edid_ext == NULL) + return; + + while (j < EDID_LENGTH) { + /* Get dynamic video timing range from DisplayID if available */ + if (EDID_LENGTH - j > 13 && edid_ext[j] == 0x25 && + (edid_ext[j+1] & 0xFE) == 0 && (edid_ext[j+2] == 9)) { + min_vfreq = edid_ext[j+9]; + if (edid_ext[j+1] & 7) + max_vfreq = edid_ext[j+10] + ((edid_ext[j+11] & 3) << 8); + else + max_vfreq = edid_ext[j+10]; + + if (max_vfreq && min_vfreq) { + connector->display_info.monitor_range.max_vfreq = max_vfreq; + connector->display_info.monitor_range.min_vfreq = min_vfreq; + + return; + } + } + j++; + } +} + +static int parse_amd_vsdb(struct amdgpu_dm_connector *aconnector, + const struct edid *edid, struct amdgpu_hdmi_vsdb_info *vsdb_info) +{ + u8 *edid_ext = NULL; + int i; + int j = 0; + + if (edid == NULL || edid->extensions == 0) + return -ENODEV; + + /* Find DisplayID extension */ + for (i = 0; i < edid->extensions; i++) { + edid_ext = (void *)(edid + (i + 1)); + if (edid_ext[0] == DISPLAYID_EXT) + break; + } + + while (j < EDID_LENGTH - sizeof(struct amd_vsdb_block)) { + struct amd_vsdb_block *amd_vsdb = (struct amd_vsdb_block *)&edid_ext[j]; + unsigned int ieeeId = (amd_vsdb->ieee_id[2] << 16) | (amd_vsdb->ieee_id[1] << 8) | (amd_vsdb->ieee_id[0]); + + if (ieeeId == HDMI_AMD_VENDOR_SPECIFIC_DATA_BLOCK_IEEE_REGISTRATION_ID && + amd_vsdb->version == HDMI_AMD_VENDOR_SPECIFIC_DATA_BLOCK_VERSION_3) { + vsdb_info->replay_mode = (amd_vsdb->feature_caps & AMD_VSDB_VERSION_3_FEATURECAP_REPLAYMODE) ? true : false; + vsdb_info->amd_vsdb_version = HDMI_AMD_VENDOR_SPECIFIC_DATA_BLOCK_VERSION_3; + DRM_DEBUG_KMS("Panel supports Replay Mode: %d\n", vsdb_info->replay_mode); + + return true; + } + j++; + } + + return false; +} + +static int parse_hdmi_amd_vsdb(struct amdgpu_dm_connector *aconnector, + const struct edid *edid, + struct amdgpu_hdmi_vsdb_info *vsdb_info) +{ + u8 *edid_ext = NULL; + int i; + bool valid_vsdb_found = false; + + /*----- drm_find_cea_extension() -----*/ + /* No EDID or EDID extensions */ + if (edid == NULL || edid->extensions == 0) + return -ENODEV; + + /* Find CEA extension */ + for (i = 0; i < edid->extensions; i++) { + edid_ext = (uint8_t *)edid + EDID_LENGTH * (i + 1); + if (edid_ext[0] == CEA_EXT) + break; + } + + if (i == edid->extensions) + return -ENODEV; + + /*----- cea_db_offsets() -----*/ + if (edid_ext[0] != CEA_EXT) + return -ENODEV; + + valid_vsdb_found = parse_edid_cea(aconnector, edid_ext, EDID_LENGTH, vsdb_info); + + return valid_vsdb_found ? i : -ENODEV; +} + +/** + * amdgpu_dm_update_freesync_caps - Update Freesync capabilities + * + * @connector: Connector to query. + * @drm_edid: DRM EDID from monitor + * + * Amdgpu supports Freesync in DP and HDMI displays, and it is required to keep + * track of some of the display information in the internal data struct used by + * amdgpu_dm. This function checks which type of connector we need to set the + * FreeSync parameters. + */ +void amdgpu_dm_update_freesync_caps(struct drm_connector *connector, + const struct drm_edid *drm_edid) +{ + int i = 0; struct amdgpu_dm_connector *amdgpu_dm_connector = to_amdgpu_dm_connector(connector); struct dm_connector_state *dm_con_state = NULL; - - struct drm_device *dev = connector->dev; - struct amdgpu_device *adev = dev->dev_private; + struct dc_sink *sink; + struct amdgpu_device *adev = drm_to_adev(connector->dev); + struct amdgpu_hdmi_vsdb_info vsdb_info = {0}; + const struct edid *edid; bool freesync_capable = false; + enum adaptive_sync_type as_type = ADAPTIVE_SYNC_TYPE_NONE; if (!connector->state) { - DRM_ERROR("%s - Connector has no state", __func__); + drm_err(adev_to_drm(adev), "%s - Connector has no state", __func__); goto update; } - if (!edid) { + sink = amdgpu_dm_connector->dc_sink ? + amdgpu_dm_connector->dc_sink : + amdgpu_dm_connector->dc_em_sink; + + drm_edid_connector_update(connector, drm_edid); + + if (!drm_edid || !sink) { dm_con_state = to_dm_connector_state(connector->state); amdgpu_dm_connector->min_vfreq = 0; amdgpu_dm_connector->max_vfreq = 0; - amdgpu_dm_connector->pixel_clock_mhz = 0; + freesync_capable = false; goto update; } dm_con_state = to_dm_connector_state(connector->state); - edid_check_required = false; - if (!amdgpu_dm_connector->dc_sink) { - DRM_ERROR("dc_sink NULL, could not add free_sync module.\n"); + if (!adev->dm.freesync_module || !dc_supports_vrr(sink->ctx->dce_version)) goto update; - } - if (!adev->dm.freesync_module) - goto update; - /* - * if edid non zero restrict freesync only for dp and edp - */ - if (edid) { - if (amdgpu_dm_connector->dc_sink->sink_signal == SIGNAL_TYPE_DISPLAY_PORT - || amdgpu_dm_connector->dc_sink->sink_signal == SIGNAL_TYPE_EDP) { - edid_check_required = is_dp_capable_without_timing_msa( - adev->dm.dc, - amdgpu_dm_connector); + + edid = drm_edid_raw(drm_edid); // FIXME: Get rid of drm_edid_raw() + + /* Some eDP panels only have the refresh rate range info in DisplayID */ + if ((connector->display_info.monitor_range.min_vfreq == 0 || + connector->display_info.monitor_range.max_vfreq == 0)) + parse_edid_displayid_vrr(connector, edid); + + if (edid && (sink->sink_signal == SIGNAL_TYPE_DISPLAY_PORT || + sink->sink_signal == SIGNAL_TYPE_EDP)) { + if (amdgpu_dm_connector->dc_link && + amdgpu_dm_connector->dc_link->dpcd_caps.allow_invalid_MSA_timing_param) { + amdgpu_dm_connector->min_vfreq = connector->display_info.monitor_range.min_vfreq; + amdgpu_dm_connector->max_vfreq = connector->display_info.monitor_range.max_vfreq; + if (amdgpu_dm_connector->max_vfreq - amdgpu_dm_connector->min_vfreq > 10) + freesync_capable = true; } - } - if (edid_check_required == true && (edid->version > 1 || - (edid->version == 1 && edid->revision > 1))) { - for (i = 0; i < 4; i++) { - timing = &edid->detailed_timings[i]; - data = &timing->data.other_data; - range = &data->data.range; - /* - * Check if monitor has continuous frequency mode - */ - if (data->type != EDID_DETAIL_MONITOR_RANGE) - continue; - /* - * Check for flag range limits only. If flag == 1 then - * no additional timing information provided. - * Default GTF, GTF Secondary curve and CVT are not - * supported - */ - if (range->flags != 1) - continue; + parse_amd_vsdb(amdgpu_dm_connector, edid, &vsdb_info); - amdgpu_dm_connector->min_vfreq = range->min_vfreq; - amdgpu_dm_connector->max_vfreq = range->max_vfreq; - amdgpu_dm_connector->pixel_clock_mhz = - range->pixel_clock_mhz * 10; - break; + if (vsdb_info.replay_mode) { + amdgpu_dm_connector->vsdb_info.replay_mode = vsdb_info.replay_mode; + amdgpu_dm_connector->vsdb_info.amd_vsdb_version = vsdb_info.amd_vsdb_version; + amdgpu_dm_connector->as_type = ADAPTIVE_SYNC_TYPE_EDP; } - if (amdgpu_dm_connector->max_vfreq - - amdgpu_dm_connector->min_vfreq > 10) { + } else if (drm_edid && sink->sink_signal == SIGNAL_TYPE_HDMI_TYPE_A) { + i = parse_hdmi_amd_vsdb(amdgpu_dm_connector, edid, &vsdb_info); + if (i >= 0 && vsdb_info.freesync_supported) { + amdgpu_dm_connector->min_vfreq = vsdb_info.min_refresh_rate_hz; + amdgpu_dm_connector->max_vfreq = vsdb_info.max_refresh_rate_hz; + if (amdgpu_dm_connector->max_vfreq - amdgpu_dm_connector->min_vfreq > 10) + freesync_capable = true; - freesync_capable = true; + connector->display_info.monitor_range.min_vfreq = vsdb_info.min_refresh_rate_hz; + connector->display_info.monitor_range.max_vfreq = vsdb_info.max_refresh_rate_hz; + } + } + + if (amdgpu_dm_connector->dc_link) + as_type = dm_get_adaptive_sync_support_type(amdgpu_dm_connector->dc_link); + + if (as_type == FREESYNC_TYPE_PCON_IN_WHITELIST) { + i = parse_hdmi_amd_vsdb(amdgpu_dm_connector, edid, &vsdb_info); + if (i >= 0 && vsdb_info.freesync_supported && vsdb_info.amd_vsdb_version > 0) { + + amdgpu_dm_connector->pack_sdp_v1_3 = true; + amdgpu_dm_connector->as_type = as_type; + amdgpu_dm_connector->vsdb_info = vsdb_info; + + amdgpu_dm_connector->min_vfreq = vsdb_info.min_refresh_rate_hz; + amdgpu_dm_connector->max_vfreq = vsdb_info.max_refresh_rate_hz; + if (amdgpu_dm_connector->max_vfreq - amdgpu_dm_connector->min_vfreq > 10) + freesync_capable = true; + + connector->display_info.monitor_range.min_vfreq = vsdb_info.min_refresh_rate_hz; + connector->display_info.monitor_range.max_vfreq = vsdb_info.max_refresh_rate_hz; } } @@ -6164,8 +13262,256 @@ update: if (dm_con_state) dm_con_state->freesync_capable = freesync_capable; + if (connector->state && amdgpu_dm_connector->dc_link && !freesync_capable && + amdgpu_dm_connector->dc_link->replay_settings.config.replay_supported) { + amdgpu_dm_connector->dc_link->replay_settings.config.replay_supported = false; + amdgpu_dm_connector->dc_link->replay_settings.replay_feature_enabled = false; + } + if (connector->vrr_capable_property) drm_connector_set_vrr_capable_property(connector, freesync_capable); } +void amdgpu_dm_trigger_timing_sync(struct drm_device *dev) +{ + struct amdgpu_device *adev = drm_to_adev(dev); + struct dc *dc = adev->dm.dc; + int i; + + mutex_lock(&adev->dm.dc_lock); + if (dc->current_state) { + for (i = 0; i < dc->current_state->stream_count; ++i) + dc->current_state->streams[i] + ->triggered_crtc_reset.enabled = + adev->dm.force_timing_sync; + + dm_enable_per_frame_crtc_master_sync(dc->current_state); + dc_trigger_sync(dc, dc->current_state); + } + mutex_unlock(&adev->dm.dc_lock); +} + +static inline void amdgpu_dm_exit_ips_for_hw_access(struct dc *dc) +{ + if (dc->ctx->dmub_srv && !dc->ctx->dmub_srv->idle_exit_counter) + dc_exit_ips_for_hw_access(dc); +} + +void dm_write_reg_func(const struct dc_context *ctx, uint32_t address, + u32 value, const char *func_name) +{ +#ifdef DM_CHECK_ADDR_0 + if (address == 0) { + drm_err(adev_to_drm(ctx->driver_context), + "invalid register write. address = 0"); + return; + } +#endif + + amdgpu_dm_exit_ips_for_hw_access(ctx->dc); + cgs_write_register(ctx->cgs_device, address, value); + trace_amdgpu_dc_wreg(&ctx->perf_trace->write_count, address, value); +} + +uint32_t dm_read_reg_func(const struct dc_context *ctx, uint32_t address, + const char *func_name) +{ + u32 value; +#ifdef DM_CHECK_ADDR_0 + if (address == 0) { + drm_err(adev_to_drm(ctx->driver_context), + "invalid register read; address = 0\n"); + return 0; + } +#endif + + if (ctx->dmub_srv && + ctx->dmub_srv->reg_helper_offload.gather_in_progress && + !ctx->dmub_srv->reg_helper_offload.should_burst_write) { + ASSERT(false); + return 0; + } + + amdgpu_dm_exit_ips_for_hw_access(ctx->dc); + + value = cgs_read_register(ctx->cgs_device, address); + + trace_amdgpu_dc_rreg(&ctx->perf_trace->read_count, address, value); + + return value; +} + +int amdgpu_dm_process_dmub_aux_transfer_sync( + struct dc_context *ctx, + unsigned int link_index, + struct aux_payload *payload, + enum aux_return_code_type *operation_result) +{ + struct amdgpu_device *adev = ctx->driver_context; + struct dmub_notification *p_notify = adev->dm.dmub_notify; + int ret = -1; + + mutex_lock(&adev->dm.dpia_aux_lock); + if (!dc_process_dmub_aux_transfer_async(ctx->dc, link_index, payload)) { + *operation_result = AUX_RET_ERROR_ENGINE_ACQUIRE; + goto out; + } + + if (!wait_for_completion_timeout(&adev->dm.dmub_aux_transfer_done, 10 * HZ)) { + drm_err(adev_to_drm(adev), "wait_for_completion_timeout timeout!"); + *operation_result = AUX_RET_ERROR_TIMEOUT; + goto out; + } + + if (p_notify->result != AUX_RET_SUCCESS) { + /* + * Transient states before tunneling is enabled could + * lead to this error. We can ignore this for now. + */ + if (p_notify->result == AUX_RET_ERROR_PROTOCOL_ERROR) { + drm_warn(adev_to_drm(adev), "DPIA AUX failed on 0x%x(%d), error %d\n", + payload->address, payload->length, + p_notify->result); + } + *operation_result = p_notify->result; + goto out; + } + + payload->reply[0] = adev->dm.dmub_notify->aux_reply.command & 0xF; + if (adev->dm.dmub_notify->aux_reply.command & 0xF0) + /* The reply is stored in the top nibble of the command. */ + payload->reply[0] = (adev->dm.dmub_notify->aux_reply.command >> 4) & 0xF; + + /*write req may receive a byte indicating partially written number as well*/ + if (p_notify->aux_reply.length) + memcpy(payload->data, p_notify->aux_reply.data, + p_notify->aux_reply.length); + + /* success */ + ret = p_notify->aux_reply.length; + *operation_result = p_notify->result; +out: + reinit_completion(&adev->dm.dmub_aux_transfer_done); + mutex_unlock(&adev->dm.dpia_aux_lock); + return ret; +} + +static void abort_fused_io( + struct dc_context *ctx, + const struct dmub_cmd_fused_request *request +) +{ + union dmub_rb_cmd command = { 0 }; + struct dmub_rb_cmd_fused_io *io = &command.fused_io; + + io->header.type = DMUB_CMD__FUSED_IO; + io->header.sub_type = DMUB_CMD__FUSED_IO_ABORT; + io->header.payload_bytes = sizeof(*io) - sizeof(io->header); + io->request = *request; + dm_execute_dmub_cmd(ctx, &command, DM_DMUB_WAIT_TYPE_NO_WAIT); +} + +static bool execute_fused_io( + struct amdgpu_device *dev, + struct dc_context *ctx, + union dmub_rb_cmd *commands, + uint8_t count, + uint32_t timeout_us +) +{ + const uint8_t ddc_line = commands[0].fused_io.request.u.aux.ddc_line; + + if (ddc_line >= ARRAY_SIZE(dev->dm.fused_io)) + return false; + + struct fused_io_sync *sync = &dev->dm.fused_io[ddc_line]; + struct dmub_rb_cmd_fused_io *first = &commands[0].fused_io; + const bool result = dm_execute_dmub_cmd_list(ctx, count, commands, DM_DMUB_WAIT_TYPE_WAIT_WITH_REPLY) + && first->header.ret_status + && first->request.status == FUSED_REQUEST_STATUS_SUCCESS; + + if (!result) + return false; + + while (wait_for_completion_timeout(&sync->replied, usecs_to_jiffies(timeout_us))) { + reinit_completion(&sync->replied); + + struct dmub_cmd_fused_request *reply = (struct dmub_cmd_fused_request *) sync->reply_data; + + static_assert(sizeof(*reply) <= sizeof(sync->reply_data), "Size mismatch"); + + if (reply->identifier == first->request.identifier) { + first->request = *reply; + return true; + } + } + + reinit_completion(&sync->replied); + first->request.status = FUSED_REQUEST_STATUS_TIMEOUT; + abort_fused_io(ctx, &first->request); + return false; +} + +bool amdgpu_dm_execute_fused_io( + struct amdgpu_device *dev, + struct dc_link *link, + union dmub_rb_cmd *commands, + uint8_t count, + uint32_t timeout_us) +{ + struct amdgpu_display_manager *dm = &dev->dm; + + mutex_lock(&dm->dpia_aux_lock); + + const bool result = execute_fused_io(dev, link->ctx, commands, count, timeout_us); + + mutex_unlock(&dm->dpia_aux_lock); + return result; +} + +int amdgpu_dm_process_dmub_set_config_sync( + struct dc_context *ctx, + unsigned int link_index, + struct set_config_cmd_payload *payload, + enum set_config_status *operation_result) +{ + struct amdgpu_device *adev = ctx->driver_context; + bool is_cmd_complete; + int ret; + + mutex_lock(&adev->dm.dpia_aux_lock); + is_cmd_complete = dc_process_dmub_set_config_async(ctx->dc, + link_index, payload, adev->dm.dmub_notify); + + if (is_cmd_complete || wait_for_completion_timeout(&adev->dm.dmub_aux_transfer_done, 10 * HZ)) { + ret = 0; + *operation_result = adev->dm.dmub_notify->sc_status; + } else { + drm_err(adev_to_drm(adev), "wait_for_completion_timeout timeout!"); + ret = -1; + *operation_result = SET_CONFIG_UNKNOWN_ERROR; + } + + if (!is_cmd_complete) + reinit_completion(&adev->dm.dmub_aux_transfer_done); + mutex_unlock(&adev->dm.dpia_aux_lock); + return ret; +} + +bool dm_execute_dmub_cmd(const struct dc_context *ctx, union dmub_rb_cmd *cmd, enum dm_dmub_wait_type wait_type) +{ + return dc_dmub_srv_cmd_run(ctx->dmub_srv, cmd, wait_type); +} + +bool dm_execute_dmub_cmd_list(const struct dc_context *ctx, unsigned int count, union dmub_rb_cmd *cmd, enum dm_dmub_wait_type wait_type) +{ + return dc_dmub_srv_cmd_run_list(ctx->dmub_srv, count, cmd, wait_type); +} + +void dm_acpi_process_phy_transition_interlock( + const struct dc_context *ctx, + struct dm_process_phy_transition_init_params process_phy_transition_init_params) +{ + // Not yet implemented +} |