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authorLinus Torvalds <torvalds@linux-foundation.org>2018-10-28 17:49:53 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2018-10-28 17:49:53 -0700
commit53b3b6bbfde6aae8d1ededc86ad4e0e1e00eb5f8 (patch)
treeb29473f21270aefd113b298c9402be8b4b3c91b4 /drivers/gpu/drm/omapdrm/dss/output.c
parent746bb4ed6d626f3f9e431a7f9b20504538e62ded (diff)
parentf2bfc71aee75feff33ca659322b72ffeed5a243d (diff)
Merge tag 'drm-next-2018-10-24' of git://anongit.freedesktop.org/drm/drm
Pull drm updates from Dave Airlie: "This is going to rebuild more than drm as it adds a new helper to list.h for doing bulk updates. Seemed like a reasonable addition to me. Otherwise the usual merge window stuff lots of i915 and amdgpu, not so much nouveau, and piles of everything else. Core: - Adds a new list.h helper for doing bulk list updates for TTM. - Don't leak fb address in smem_start to userspace (comes with EXPORT workaround for people using mali out of tree hacks) - udmabuf device to turn memfd regions into dma-buf - Per-plane blend mode property - ref/unref replacements with get/put - fbdev conflicting framebuffers code cleaned up - host-endian format variants - panel orientation quirk for Acer One 10 bridge: - TI SN65DSI86 chip support vkms: - GEM support. - Cursor support amdgpu: - Merge amdkfd and amdgpu into one module - CEC over DP AUX support - Picasso APU support + VCN dynamic powergating - Raven2 APU support - Vega20 enablement + kfd support - ACP powergating improvements - ABGR/XBGR display support - VCN jpeg support - xGMI support - DC i2c/aux cleanup - Ycbcr 4:2:0 support - GPUVM improvements - Powerplay and powerplay endian fixes - Display underflow fixes vmwgfx: - Move vmwgfx specific TTM code to vmwgfx - Split out vmwgfx buffer/resource validation code - Atomic operation rework bochs: - use more helpers - format/byteorder improvements qxl: - use more helpers i915: - GGTT coherency getparam - Turn off resource streamer API - More Icelake enablement + DMC firmware - Full PPGTT for Ivybridge, Haswell and Valleyview - DDB distribution based on resolution - Limited range DP display support nouveau: - CEC over DP AUX support - Initial HDMI 2.0 support virtio-gpu: - vmap support for PRIME objects tegra: - Initial Tegra194 support - DMA/IOMMU integration fixes msm: - a6xx perf improvements + clock prefix - GPU preemption optimisations - a6xx devfreq support - cursor support rockchip: - PX30 support - rgb output interface support mediatek: - HDMI output support on mt2701 and mt7623 rcar-du: - Interlaced modes on Gen3 - LVDS on R8A77980 - D3 and E3 SoC support hisilicon: - misc fixes mxsfb: - runtime pm support sun4i: - R40 TCON support - Allwinner A64 support - R40 HDMI support omapdrm: - Driver rework changing display pipeline ordering to use common code - DMM memory barrier and irq fixes - Errata workarounds exynos: - out-bridge support for LVDS bridge driver - Samsung 16x16 tiled format support - Plane alpha and pixel blend mode support tilcdc: - suspend/resume update mali-dp: - misc updates" * tag 'drm-next-2018-10-24' of git://anongit.freedesktop.org/drm/drm: (1382 commits) firmware/dmc/icl: Add missing MODULE_FIRMWARE() for Icelake. drm/i915/icl: Fix signal_levels drm/i915/icl: Fix DDI/TC port clk_off bits drm/i915/icl: create function to identify combophy port drm/i915/gen9+: Fix initial readout for Y tiled framebuffers drm/i915: Large page offsets for pread/pwrite drm/i915/selftests: Disable shrinker across mmap-exhaustion drm/i915/dp: Link train Fallback on eDP only if fallback link BW can fit panel's native mode drm/i915: Fix intel_dp_mst_best_encoder() drm/i915: Skip vcpi allocation for MSTB ports that are gone drm/i915: Don't unset intel_connector->mst_port drm/i915: Only reset seqno if actually idle drm/i915: Use the correct crtc when sanitizing plane mapping drm/i915: Restore vblank interrupts earlier drm/i915: Check fb stride against plane max stride drm/amdgpu/vcn:Fix uninitialized symbol error drm: panel-orientation-quirks: Add quirk for Acer One 10 (S1003) drm/amd/amdgpu: Fix debugfs error handling drm/amdgpu: Update gc_9_0 golden settings. drm/amd/powerplay: update PPtable with DC BTC and Tvr SocLimit fields ...
Diffstat (limited to 'drivers/gpu/drm/omapdrm/dss/output.c')
-rw-r--r--drivers/gpu/drm/omapdrm/dss/output.c208
1 files changed, 33 insertions, 175 deletions
diff --git a/drivers/gpu/drm/omapdrm/dss/output.c b/drivers/gpu/drm/omapdrm/dss/output.c
index 96b9d4cd505f..18505bc70f7e 100644
--- a/drivers/gpu/drm/omapdrm/dss/output.c
+++ b/drivers/gpu/drm/omapdrm/dss/output.c
@@ -21,238 +21,96 @@
#include <linux/slab.h>
#include <linux/of.h>
+#include "dss.h"
#include "omapdss.h"
-static LIST_HEAD(output_list);
-static DEFINE_MUTEX(output_lock);
-
-int omapdss_output_set_device(struct omap_dss_device *out,
- struct omap_dss_device *dssdev)
+int omapdss_output_validate(struct omap_dss_device *out)
{
- int r;
-
- mutex_lock(&output_lock);
-
- if (out->dst) {
- dev_err(out->dev,
- "output already has device %s connected to it\n",
- out->dst->name);
- r = -EINVAL;
- goto err;
- }
-
- if (out->output_type != dssdev->type) {
+ if (out->next && out->output_type != out->next->type) {
dev_err(out->dev, "output type and display type don't match\n");
- r = -EINVAL;
- goto err;
- }
-
- out->dst = dssdev;
- dssdev->src = out;
-
- mutex_unlock(&output_lock);
-
- return 0;
-err:
- mutex_unlock(&output_lock);
-
- return r;
-}
-EXPORT_SYMBOL(omapdss_output_set_device);
-
-int omapdss_output_unset_device(struct omap_dss_device *out)
-{
- int r;
-
- mutex_lock(&output_lock);
-
- if (!out->dst) {
- dev_err(out->dev,
- "output doesn't have a device connected to it\n");
- r = -EINVAL;
- goto err;
+ return -EINVAL;
}
- if (out->dst->state != OMAP_DSS_DISPLAY_DISABLED) {
- dev_err(out->dev,
- "device %s is not disabled, cannot unset device\n",
- out->dst->name);
- r = -EINVAL;
- goto err;
- }
-
- out->dst->src = NULL;
- out->dst = NULL;
-
- mutex_unlock(&output_lock);
-
- return 0;
-err:
- mutex_unlock(&output_lock);
-
- return r;
-}
-EXPORT_SYMBOL(omapdss_output_unset_device);
-
-int omapdss_register_output(struct omap_dss_device *out)
-{
- list_add_tail(&out->list, &output_list);
return 0;
}
-EXPORT_SYMBOL(omapdss_register_output);
-
-void omapdss_unregister_output(struct omap_dss_device *out)
-{
- list_del(&out->list);
-}
-EXPORT_SYMBOL(omapdss_unregister_output);
-
-bool omapdss_component_is_output(struct device_node *node)
-{
- struct omap_dss_device *out;
-
- list_for_each_entry(out, &output_list, list) {
- if (out->dev->of_node == node)
- return true;
- }
+EXPORT_SYMBOL(omapdss_output_validate);
- return false;
-}
-EXPORT_SYMBOL(omapdss_component_is_output);
-
-struct omap_dss_device *omap_dss_get_output(enum omap_dss_output_id id)
-{
- struct omap_dss_device *out;
-
- list_for_each_entry(out, &output_list, list) {
- if (out->id == id)
- return out;
- }
-
- return NULL;
-}
-EXPORT_SYMBOL(omap_dss_get_output);
-
-struct omap_dss_device *omap_dss_find_output_by_port_node(struct device_node *port)
-{
- struct device_node *src_node;
- struct omap_dss_device *out;
- u32 reg;
-
- src_node = dss_of_port_get_parent_device(port);
- if (!src_node)
- return NULL;
-
- reg = dss_of_port_get_port_number(port);
-
- list_for_each_entry(out, &output_list, list) {
- if (out->dev->of_node == src_node && out->port_num == reg) {
- of_node_put(src_node);
- return omap_dss_get_device(out);
- }
- }
-
- of_node_put(src_node);
-
- return NULL;
-}
-
-struct omap_dss_device *omapdss_find_output_from_display(struct omap_dss_device *dssdev)
-{
- while (dssdev->src)
- dssdev = dssdev->src;
-
- if (dssdev->id != 0)
- return omap_dss_get_device(dssdev);
-
- return NULL;
-}
-EXPORT_SYMBOL(omapdss_find_output_from_display);
-
-static const struct dss_mgr_ops *dss_mgr_ops;
-static struct omap_drm_private *dss_mgr_ops_priv;
-
-int dss_install_mgr_ops(const struct dss_mgr_ops *mgr_ops,
+int dss_install_mgr_ops(struct dss_device *dss,
+ const struct dss_mgr_ops *mgr_ops,
struct omap_drm_private *priv)
{
- if (dss_mgr_ops)
+ if (dss->mgr_ops)
return -EBUSY;
- dss_mgr_ops = mgr_ops;
- dss_mgr_ops_priv = priv;
+ dss->mgr_ops = mgr_ops;
+ dss->mgr_ops_priv = priv;
return 0;
}
EXPORT_SYMBOL(dss_install_mgr_ops);
-void dss_uninstall_mgr_ops(void)
+void dss_uninstall_mgr_ops(struct dss_device *dss)
{
- dss_mgr_ops = NULL;
- dss_mgr_ops_priv = NULL;
+ dss->mgr_ops = NULL;
+ dss->mgr_ops_priv = NULL;
}
EXPORT_SYMBOL(dss_uninstall_mgr_ops);
-int dss_mgr_connect(struct omap_dss_device *dssdev, struct omap_dss_device *dst)
-{
- return dss_mgr_ops->connect(dss_mgr_ops_priv,
- dssdev->dispc_channel, dst);
-}
-EXPORT_SYMBOL(dss_mgr_connect);
-
-void dss_mgr_disconnect(struct omap_dss_device *dssdev,
- struct omap_dss_device *dst)
-{
- dss_mgr_ops->disconnect(dss_mgr_ops_priv, dssdev->dispc_channel, dst);
-}
-EXPORT_SYMBOL(dss_mgr_disconnect);
-
void dss_mgr_set_timings(struct omap_dss_device *dssdev,
const struct videomode *vm)
{
- dss_mgr_ops->set_timings(dss_mgr_ops_priv, dssdev->dispc_channel, vm);
+ dssdev->dss->mgr_ops->set_timings(dssdev->dss->mgr_ops_priv,
+ dssdev->dispc_channel, vm);
}
EXPORT_SYMBOL(dss_mgr_set_timings);
void dss_mgr_set_lcd_config(struct omap_dss_device *dssdev,
const struct dss_lcd_mgr_config *config)
{
- dss_mgr_ops->set_lcd_config(dss_mgr_ops_priv,
- dssdev->dispc_channel, config);
+ dssdev->dss->mgr_ops->set_lcd_config(dssdev->dss->mgr_ops_priv,
+ dssdev->dispc_channel, config);
}
EXPORT_SYMBOL(dss_mgr_set_lcd_config);
int dss_mgr_enable(struct omap_dss_device *dssdev)
{
- return dss_mgr_ops->enable(dss_mgr_ops_priv, dssdev->dispc_channel);
+ return dssdev->dss->mgr_ops->enable(dssdev->dss->mgr_ops_priv,
+ dssdev->dispc_channel);
}
EXPORT_SYMBOL(dss_mgr_enable);
void dss_mgr_disable(struct omap_dss_device *dssdev)
{
- dss_mgr_ops->disable(dss_mgr_ops_priv, dssdev->dispc_channel);
+ dssdev->dss->mgr_ops->disable(dssdev->dss->mgr_ops_priv,
+ dssdev->dispc_channel);
}
EXPORT_SYMBOL(dss_mgr_disable);
void dss_mgr_start_update(struct omap_dss_device *dssdev)
{
- dss_mgr_ops->start_update(dss_mgr_ops_priv, dssdev->dispc_channel);
+ dssdev->dss->mgr_ops->start_update(dssdev->dss->mgr_ops_priv,
+ dssdev->dispc_channel);
}
EXPORT_SYMBOL(dss_mgr_start_update);
int dss_mgr_register_framedone_handler(struct omap_dss_device *dssdev,
void (*handler)(void *), void *data)
{
- return dss_mgr_ops->register_framedone_handler(dss_mgr_ops_priv,
- dssdev->dispc_channel,
- handler, data);
+ struct dss_device *dss = dssdev->dss;
+
+ return dss->mgr_ops->register_framedone_handler(dss->mgr_ops_priv,
+ dssdev->dispc_channel,
+ handler, data);
}
EXPORT_SYMBOL(dss_mgr_register_framedone_handler);
void dss_mgr_unregister_framedone_handler(struct omap_dss_device *dssdev,
void (*handler)(void *), void *data)
{
- dss_mgr_ops->unregister_framedone_handler(dss_mgr_ops_priv,
- dssdev->dispc_channel,
- handler, data);
+ struct dss_device *dss = dssdev->dss;
+
+ dss->mgr_ops->unregister_framedone_handler(dss->mgr_ops_priv,
+ dssdev->dispc_channel,
+ handler, data);
}
EXPORT_SYMBOL(dss_mgr_unregister_framedone_handler);