diff options
Diffstat (limited to 'drivers/gpu/drm/tegra/drm.h')
| -rw-r--r-- | drivers/gpu/drm/tegra/drm.h | 224 |
1 files changed, 71 insertions, 153 deletions
diff --git a/drivers/gpu/drm/tegra/drm.h b/drivers/gpu/drm/tegra/drm.h index 6d6da01282f3..ae68b03d8483 100644 --- a/drivers/gpu/drm/tegra/drm.h +++ b/drivers/gpu/drm/tegra/drm.h @@ -1,48 +1,41 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 Avionic Design GmbH * Copyright (C) 2012-2013 NVIDIA CORPORATION. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef HOST1X_DRM_H #define HOST1X_DRM_H 1 -#include <uapi/drm/tegra_drm.h> #include <linux/host1x.h> #include <linux/iova.h> -#include <linux/of_gpio.h> +#include <linux/gpio/consumer.h> -#include <drm/drmP.h> -#include <drm/drm_crtc_helper.h> -#include <drm/drm_edid.h> +#include <drm/drm_atomic.h> +#include <drm/drm_bridge.h> #include <drm/drm_encoder.h> -#include <drm/drm_fb_helper.h> #include <drm/drm_fixed.h> +#include <drm/drm_probe_helper.h> +#include <uapi/drm/tegra_drm.h> #include "gem.h" +#include "hub.h" +#include "trace.h" -struct reset_control; +/* XXX move to include/uapi/drm/drm_fourcc.h? */ +#define DRM_FORMAT_MOD_NVIDIA_SECTOR_LAYOUT BIT_ULL(22) -struct tegra_fb { - struct drm_framebuffer base; - struct tegra_bo **planes; - unsigned int num_planes; -}; +struct drm_fb_helper; +struct drm_fb_helper_surface_size; -#ifdef CONFIG_DRM_FBDEV_EMULATION -struct tegra_fbdev { - struct drm_fb_helper base; - struct tegra_fb *fb; -}; -#endif +struct edid; +struct reset_control; struct tegra_drm { struct drm_device *drm; struct iommu_domain *domain; + bool use_explicit_iommu; struct mutex mm_lock; struct drm_mm mm; @@ -55,27 +48,30 @@ struct tegra_drm { struct mutex clients_lock; struct list_head clients; -#ifdef CONFIG_DRM_FBDEV_EMULATION - struct tegra_fbdev *fbdev; -#endif - + unsigned int hmask, vmask; unsigned int pitch_align; + unsigned int num_crtcs; - struct { - struct drm_atomic_state *state; - struct work_struct work; - struct mutex lock; - } commit; - - struct drm_atomic_state *state; + struct tegra_display_hub *hub; }; +static inline struct host1x *tegra_drm_to_host1x(struct tegra_drm *tegra) +{ + return dev_get_drvdata(tegra->drm->dev->parent); +} + struct tegra_drm_client; struct tegra_drm_context { struct tegra_drm_client *client; struct host1x_channel *channel; + + /* Only used by legacy UAPI. */ unsigned int id; + + /* Only used by new UAPI. */ + struct xarray mappings; + struct host1x_memory_context *memory_context; }; struct tegra_drm_client_ops { @@ -87,16 +83,30 @@ struct tegra_drm_client_ops { int (*submit)(struct tegra_drm_context *context, struct drm_tegra_submit *args, struct drm_device *drm, struct drm_file *file); + int (*get_streamid_offset)(struct tegra_drm_client *client, u32 *offset); + int (*can_use_memory_ctx)(struct tegra_drm_client *client, bool *supported); }; int tegra_drm_submit(struct tegra_drm_context *context, struct drm_tegra_submit *args, struct drm_device *drm, struct drm_file *file); +static inline int +tegra_drm_get_streamid_offset_thi(struct tegra_drm_client *client, u32 *offset) +{ + *offset = 0x30; + + return 0; +} + struct tegra_drm_client { struct host1x_client base; struct list_head list; + struct tegra_drm *drm; + struct host1x_channel *shared_channel; + /* Set by driver */ + unsigned int version; const struct tegra_drm_client_ops *ops; }; @@ -110,118 +120,26 @@ int tegra_drm_register_client(struct tegra_drm *tegra, struct tegra_drm_client *client); int tegra_drm_unregister_client(struct tegra_drm *tegra, struct tegra_drm_client *client); - -int tegra_drm_init(struct tegra_drm *tegra, struct drm_device *drm); -int tegra_drm_exit(struct tegra_drm *tegra); +int host1x_client_iommu_attach(struct host1x_client *client); +void host1x_client_iommu_detach(struct host1x_client *client); void *tegra_drm_alloc(struct tegra_drm *tegra, size_t size, dma_addr_t *iova); void tegra_drm_free(struct tegra_drm *tegra, size_t size, void *virt, dma_addr_t iova); -struct tegra_dc_soc_info; -struct tegra_output; - -struct tegra_dc_stats { - unsigned long frames; - unsigned long vblank; - unsigned long underflow; - unsigned long overflow; -}; - -struct tegra_dc { - struct host1x_client client; - struct host1x_syncpt *syncpt; - struct device *dev; - spinlock_t lock; - - struct drm_crtc base; - unsigned int powergate; - int pipe; - - struct clk *clk; - struct reset_control *rst; - void __iomem *regs; - int irq; - - struct tegra_output *rgb; - - struct tegra_dc_stats stats; - struct list_head list; - - struct drm_info_list *debugfs_files; - struct drm_minor *minor; - struct dentry *debugfs; - - /* page-flip handling */ - struct drm_pending_vblank_event *event; - - const struct tegra_dc_soc_info *soc; - - struct iommu_domain *domain; -}; - -static inline struct tegra_dc * -host1x_client_to_dc(struct host1x_client *client) -{ - return container_of(client, struct tegra_dc, client); -} - -static inline struct tegra_dc *to_tegra_dc(struct drm_crtc *crtc) -{ - return crtc ? container_of(crtc, struct tegra_dc, base) : NULL; -} - -static inline void tegra_dc_writel(struct tegra_dc *dc, u32 value, - unsigned long offset) -{ - writel(value, dc->regs + (offset << 2)); -} - -static inline u32 tegra_dc_readl(struct tegra_dc *dc, unsigned long offset) -{ - return readl(dc->regs + (offset << 2)); -} - -struct tegra_dc_window { - struct { - unsigned int x; - unsigned int y; - unsigned int w; - unsigned int h; - } src; - struct { - unsigned int x; - unsigned int y; - unsigned int w; - unsigned int h; - } dst; - unsigned int bits_per_pixel; - unsigned int stride[2]; - unsigned long base[3]; - bool bottom_up; - - struct tegra_bo_tiling tiling; - u32 format; - u32 swap; -}; - -/* from dc.c */ -void tegra_dc_commit(struct tegra_dc *dc); -int tegra_dc_state_setup_clock(struct tegra_dc *dc, - struct drm_crtc_state *crtc_state, - struct clk *clk, unsigned long pclk, - unsigned int div); +struct cec_notifier; struct tegra_output { struct device_node *of_node; struct device *dev; + struct drm_bridge *bridge; struct drm_panel *panel; struct i2c_adapter *ddc; - const struct edid *edid; + const struct drm_edid *drm_edid; + struct cec_notifier *cec; unsigned int hpd_irq; - int hpd_gpio; - enum of_gpio_flags hpd_gpio_flags; + struct gpio_desc *hpd_gpio; struct drm_encoder encoder; struct drm_connector connector; @@ -237,37 +155,28 @@ static inline struct tegra_output *connector_to_output(struct drm_connector *c) return container_of(c, struct tegra_output, connector); } -/* from rgb.c */ -int tegra_dc_rgb_probe(struct tegra_dc *dc); -int tegra_dc_rgb_remove(struct tegra_dc *dc); -int tegra_dc_rgb_init(struct drm_device *drm, struct tegra_dc *dc); -int tegra_dc_rgb_exit(struct tegra_dc *dc); - /* from output.c */ int tegra_output_probe(struct tegra_output *output); void tegra_output_remove(struct tegra_output *output); int tegra_output_init(struct drm_device *drm, struct tegra_output *output); void tegra_output_exit(struct tegra_output *output); +void tegra_output_find_possible_crtcs(struct tegra_output *output, + struct drm_device *drm); +int tegra_output_suspend(struct tegra_output *output); +int tegra_output_resume(struct tegra_output *output); int tegra_output_connector_get_modes(struct drm_connector *connector); enum drm_connector_status tegra_output_connector_detect(struct drm_connector *connector, bool force); void tegra_output_connector_destroy(struct drm_connector *connector); -void tegra_output_encoder_destroy(struct drm_encoder *encoder); - /* from dpaux.c */ -struct drm_dp_link; - struct drm_dp_aux *drm_dp_aux_find_by_of_node(struct device_node *np); enum drm_connector_status drm_dp_aux_detect(struct drm_dp_aux *aux); int drm_dp_aux_attach(struct drm_dp_aux *aux, struct tegra_output *output); int drm_dp_aux_detach(struct drm_dp_aux *aux); int drm_dp_aux_enable(struct drm_dp_aux *aux); int drm_dp_aux_disable(struct drm_dp_aux *aux); -int drm_dp_aux_prepare(struct drm_dp_aux *aux, u8 encoding); -int drm_dp_aux_train(struct drm_dp_aux *aux, struct drm_dp_link *link, - u8 pattern); /* from fb.c */ struct tegra_bo *tegra_fb_get_plane(struct drm_framebuffer *framebuffer, @@ -275,20 +184,27 @@ struct tegra_bo *tegra_fb_get_plane(struct drm_framebuffer *framebuffer, bool tegra_fb_is_bottom_up(struct drm_framebuffer *framebuffer); int tegra_fb_get_tiling(struct drm_framebuffer *framebuffer, struct tegra_bo_tiling *tiling); +struct drm_framebuffer *tegra_fb_alloc(struct drm_device *drm, + const struct drm_format_info *info, + const struct drm_mode_fb_cmd2 *mode_cmd, + struct tegra_bo **planes, + unsigned int num_planes); struct drm_framebuffer *tegra_fb_create(struct drm_device *drm, struct drm_file *file, + const struct drm_format_info *info, const struct drm_mode_fb_cmd2 *cmd); -int tegra_drm_fb_prepare(struct drm_device *drm); -void tegra_drm_fb_free(struct drm_device *drm); -int tegra_drm_fb_init(struct drm_device *drm); -void tegra_drm_fb_exit(struct drm_device *drm); -void tegra_drm_fb_suspend(struct drm_device *drm); -void tegra_drm_fb_resume(struct drm_device *drm); + #ifdef CONFIG_DRM_FBDEV_EMULATION -void tegra_fbdev_restore_mode(struct tegra_fbdev *fbdev); -void tegra_fb_output_poll_changed(struct drm_device *drm); +int tegra_fbdev_driver_fbdev_probe(struct drm_fb_helper *helper, + struct drm_fb_helper_surface_size *sizes); +#define TEGRA_FBDEV_DRIVER_OPS \ + .fbdev_probe = tegra_fbdev_driver_fbdev_probe +#else +#define TEGRA_FBDEV_DRIVER_OPS \ + .fbdev_probe = NULL #endif +extern struct platform_driver tegra_display_hub_driver; extern struct platform_driver tegra_dc_driver; extern struct platform_driver tegra_hdmi_driver; extern struct platform_driver tegra_dsi_driver; @@ -297,5 +213,7 @@ extern struct platform_driver tegra_sor_driver; extern struct platform_driver tegra_gr2d_driver; extern struct platform_driver tegra_gr3d_driver; extern struct platform_driver tegra_vic_driver; +extern struct platform_driver tegra_nvdec_driver; +extern struct platform_driver tegra_nvjpg_driver; #endif /* HOST1X_DRM_H */ |