diff options
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_drv.h')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_drv.h | 134 |
1 files changed, 46 insertions, 88 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h index dd00f160c1e5..b7ba21dfb696 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.h +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h @@ -44,23 +44,14 @@ enum exynos_drm_output_type { * - the unit is screen coordinates. * @src_y: offset y on a framebuffer to be displayed. * - the unit is screen coordinates. - * @src_width: width of a partial image to be displayed from framebuffer. - * @src_height: height of a partial image to be displayed from framebuffer. - * @fb_width: width of a framebuffer. - * @fb_height: height of a framebuffer. + * @src_w: width of a partial image to be displayed from framebuffer. + * @src_h: height of a partial image to be displayed from framebuffer. * @crtc_x: offset x on hardware screen. * @crtc_y: offset y on hardware screen. - * @crtc_width: window width to be displayed (hardware screen). - * @crtc_height: window height to be displayed (hardware screen). - * @mode_width: width of screen mode. - * @mode_height: height of screen mode. + * @crtc_w: window width to be displayed (hardware screen). + * @crtc_h: window height to be displayed (hardware screen). * @h_ratio: horizontal scaling ratio, 16.16 fixed point * @v_ratio: vertical scaling ratio, 16.16 fixed point - * @refresh: refresh rate. - * @scan_flag: interlace or progressive way. - * (it could be DRM_MODE_FLAG_*) - * @bpp: pixel size.(in bit) - * @pixel_format: fourcc pixel format of this overlay * @dma_addr: array of bus(accessed by dma) address to the memory region * allocated for a overlay. * @zpos: order of overlay layer(z position). @@ -73,73 +64,17 @@ struct exynos_drm_plane { struct drm_plane base; unsigned int src_x; unsigned int src_y; - unsigned int src_width; - unsigned int src_height; - unsigned int fb_width; - unsigned int fb_height; + unsigned int src_w; + unsigned int src_h; unsigned int crtc_x; unsigned int crtc_y; - unsigned int crtc_width; - unsigned int crtc_height; - unsigned int mode_width; - unsigned int mode_height; + unsigned int crtc_w; + unsigned int crtc_h; unsigned int h_ratio; unsigned int v_ratio; - unsigned int refresh; - unsigned int scan_flag; - unsigned int bpp; - unsigned int pitch; - uint32_t pixel_format; dma_addr_t dma_addr[MAX_FB_BUFFER]; unsigned int zpos; -}; - -/* - * Exynos DRM Display Structure. - * - this structure is common to analog tv, digital tv and lcd panel. - * - * @create_connector: initialize and register a new connector - * @remove: cleans up the display for removal - * @mode_fixup: fix mode data comparing to hw specific display mode. - * @mode_set: convert drm_display_mode to hw specific display mode and - * would be called by encoder->mode_set(). - * @check_mode: check if mode is valid or not. - * @dpms: display device on or off. - * @commit: apply changes to hw - */ -struct exynos_drm_display; -struct exynos_drm_display_ops { - int (*create_connector)(struct exynos_drm_display *display, - struct drm_encoder *encoder); - void (*remove)(struct exynos_drm_display *display); - void (*mode_fixup)(struct exynos_drm_display *display, - struct drm_connector *connector, - const struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode); - void (*mode_set)(struct exynos_drm_display *display, - struct drm_display_mode *mode); - int (*check_mode)(struct exynos_drm_display *display, - struct drm_display_mode *mode); - void (*dpms)(struct exynos_drm_display *display, int mode); - void (*commit)(struct exynos_drm_display *display); -}; - -/* - * Exynos drm display structure, maps 1:1 with an encoder/connector - * - * @list: the list entry for this manager - * @type: one of EXYNOS_DISPLAY_TYPE_LCD and HDMI. - * @encoder: encoder object this display maps to - * @connector: connector object this display maps to - * @ops: pointer to callbacks for exynos drm specific functionality - * @ctx: A pointer to the display's implementation specific context - */ -struct exynos_drm_display { - struct list_head list; - enum exynos_drm_output_type type; - struct drm_encoder *encoder; - struct drm_connector *connector; - struct exynos_drm_display_ops *ops; + struct drm_framebuffer *pending_fb; }; /* @@ -153,8 +88,10 @@ struct exynos_drm_display { * @disable_vblank: specific driver callback for disabling vblank interrupt. * @wait_for_vblank: wait for vblank interrupt to make sure that * hardware overlay is updated. - * @win_commit: apply hardware specific overlay data to registers. - * @win_disable: disable hardware specific overlay. + * @atomic_begin: prepare a window to receive a update + * @atomic_flush: mark the end of a window update + * @update_plane: apply hardware specific overlay data to registers. + * @disable_plane: disable hardware specific overlay. * @te_handler: trigger to transfer video image at the tearing effect * synchronization signal if there is a page flip request. * @clock_enable: optional function enabling/disabling display domain clock, @@ -173,11 +110,16 @@ struct exynos_drm_crtc_ops { int (*enable_vblank)(struct exynos_drm_crtc *crtc); void (*disable_vblank)(struct exynos_drm_crtc *crtc); void (*wait_for_vblank)(struct exynos_drm_crtc *crtc); - void (*win_commit)(struct exynos_drm_crtc *crtc, unsigned int zpos); - void (*win_disable)(struct exynos_drm_crtc *crtc, unsigned int zpos); + void (*atomic_begin)(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane); + void (*update_plane)(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane); + void (*disable_plane)(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane); + void (*atomic_flush)(struct exynos_drm_crtc *crtc, + struct exynos_drm_plane *plane); void (*te_handler)(struct exynos_drm_crtc *crtc); void (*clock_enable)(struct exynos_drm_crtc *crtc, bool enable); - void (*clear_channels)(struct exynos_drm_crtc *crtc); }; /* @@ -194,6 +136,8 @@ struct exynos_drm_crtc_ops { * this pipe value. * @enabled: if the crtc is enabled or not * @event: vblank event that is currently queued for flip + * @wait_update: wait all pending planes updates to finish + * @pending_update: number of pending plane updates in this crtc * @ops: pointer to callbacks for exynos drm specific functionality * @ctx: A pointer to the crtc's implementation specific context */ @@ -201,9 +145,9 @@ struct exynos_drm_crtc { struct drm_crtc base; enum exynos_drm_output_type type; unsigned int pipe; - bool enabled; - wait_queue_head_t pending_flip_queue; struct drm_pending_vblank_event *event; + wait_queue_head_t wait_update; + atomic_t pending_update; const struct exynos_drm_crtc_ops *ops; void *ctx; }; @@ -229,6 +173,9 @@ struct drm_exynos_file_private { * @da_space_size: size of device address space. * if 0 then default value is used for it. * @pipe: the pipe number for this crtc/manager. + * @pending: the crtcs that have pending updates to finish + * @lock: protect access to @pending + * @wait: wait an atomic commit to finish */ struct exynos_drm_private { struct drm_fb_helper *fb_helper; @@ -244,6 +191,11 @@ struct exynos_drm_private { unsigned long da_space_size; unsigned int pipe; + + /* for atomic commit */ + u32 pending; + spinlock_t lock; + wait_queue_head_t wait; }; /* @@ -285,20 +237,26 @@ int exynos_drm_subdrv_open(struct drm_device *dev, struct drm_file *file); void exynos_drm_subdrv_close(struct drm_device *dev, struct drm_file *file); #ifdef CONFIG_DRM_EXYNOS_DPI -struct exynos_drm_display * exynos_dpi_probe(struct device *dev); -int exynos_dpi_remove(struct exynos_drm_display *display); +struct drm_encoder *exynos_dpi_probe(struct device *dev); +int exynos_dpi_remove(struct drm_encoder *encoder); +int exynos_dpi_bind(struct drm_device *dev, struct drm_encoder *encoder); #else -static inline struct exynos_drm_display * +static inline struct drm_encoder * exynos_dpi_probe(struct device *dev) { return NULL; } -static inline int exynos_dpi_remove(struct exynos_drm_display *display) +static inline int exynos_dpi_remove(struct drm_encoder *encoder) +{ + return 0; +} +static inline int exynos_dpi_bind(struct drm_device *dev, + struct drm_encoder *encoder) { return 0; } #endif -/* This function creates a encoder and a connector, and initializes them. */ -int exynos_drm_create_enc_conn(struct drm_device *dev, - struct exynos_drm_display *display); +int exynos_atomic_commit(struct drm_device *dev, struct drm_atomic_state *state, + bool async); + extern struct platform_driver fimd_driver; extern struct platform_driver exynos5433_decon_driver; |
