diff options
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_drv.h')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_drv.h | 163 |
1 files changed, 97 insertions, 66 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h index a8f9dba2a816..ce3e6a30deaa 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.h +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h @@ -54,22 +54,6 @@ enum exynos_drm_output_type { }; /* - * Exynos drm overlay ops structure. - * - * @mode_set: copy drm overlay info to hw specific overlay info. - * @commit: apply hardware specific overlay data to registers. - * @enable: enable hardware specific overlay. - * @disable: disable hardware specific overlay. - */ -struct exynos_drm_overlay_ops { - void (*mode_set)(struct device *subdrv_dev, - struct exynos_drm_overlay *overlay); - void (*commit)(struct device *subdrv_dev, int zpos); - void (*enable)(struct device *subdrv_dev, int zpos); - void (*disable)(struct device *subdrv_dev, int zpos); -}; - -/* * Exynos drm common overlay structure. * * @fb_x: offset x on a framebuffer to be displayed. @@ -138,77 +122,110 @@ struct exynos_drm_overlay { * Exynos DRM Display Structure. * - this structure is common to analog tv, digital tv and lcd panel. * - * @type: one of EXYNOS_DISPLAY_TYPE_LCD and HDMI. - * @is_connected: check for that display is connected or not. - * @get_edid: get edid modes from display driver. - * @get_panel: get panel object from display driver. + * @initialize: initializes the display with drm_dev + * @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. - * @power_on: display device on or off. + * @dpms: display device on or off. + * @commit: apply changes to hw */ +struct exynos_drm_display; struct exynos_drm_display_ops { + int (*initialize)(struct exynos_drm_display *display, + struct drm_device *drm_dev); + 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; - bool (*is_connected)(struct device *dev); - struct edid *(*get_edid)(struct device *dev, - struct drm_connector *connector); - void *(*get_panel)(struct device *dev); - int (*check_mode)(struct device *dev, struct drm_display_mode *mode); - int (*power_on)(struct device *dev, int mode); + struct drm_encoder *encoder; + struct drm_connector *connector; + struct exynos_drm_display_ops *ops; + void *ctx; }; /* * Exynos drm manager ops * + * @initialize: initializes the manager with drm_dev + * @remove: cleans up the manager for removal * @dpms: control device power. - * @apply: set timing, vblank and overlay data to registers. - * @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(). - * @get_max_resol: get maximum resolution to specific hardware. + * @mode_fixup: fix mode data before applying it + * @mode_set: set the given mode to the manager * @commit: set current hw specific display mode to hw. * @enable_vblank: specific driver callback for enabling vblank interrupt. * @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_mode_set: copy drm overlay info to hw specific overlay info. + * @win_commit: apply hardware specific overlay data to registers. + * @win_enable: enable hardware specific overlay. + * @win_disable: disable hardware specific overlay. */ +struct exynos_drm_manager; struct exynos_drm_manager_ops { - void (*dpms)(struct device *subdrv_dev, int mode); - void (*apply)(struct device *subdrv_dev); - void (*mode_fixup)(struct device *subdrv_dev, - struct drm_connector *connector, + int (*initialize)(struct exynos_drm_manager *mgr, + struct drm_device *drm_dev, int pipe); + void (*remove)(struct exynos_drm_manager *mgr); + void (*dpms)(struct exynos_drm_manager *mgr, int mode); + bool (*mode_fixup)(struct exynos_drm_manager *mgr, const struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode); - void (*mode_set)(struct device *subdrv_dev, void *mode); - void (*get_max_resol)(struct device *subdrv_dev, unsigned int *width, - unsigned int *height); - void (*commit)(struct device *subdrv_dev); - int (*enable_vblank)(struct device *subdrv_dev); - void (*disable_vblank)(struct device *subdrv_dev); - void (*wait_for_vblank)(struct device *subdrv_dev); + void (*mode_set)(struct exynos_drm_manager *mgr, + const struct drm_display_mode *mode); + void (*commit)(struct exynos_drm_manager *mgr); + int (*enable_vblank)(struct exynos_drm_manager *mgr); + void (*disable_vblank)(struct exynos_drm_manager *mgr); + void (*wait_for_vblank)(struct exynos_drm_manager *mgr); + void (*win_mode_set)(struct exynos_drm_manager *mgr, + struct exynos_drm_overlay *overlay); + void (*win_commit)(struct exynos_drm_manager *mgr, int zpos); + void (*win_enable)(struct exynos_drm_manager *mgr, int zpos); + void (*win_disable)(struct exynos_drm_manager *mgr, int zpos); }; /* - * Exynos drm common manager structure. + * Exynos drm common manager structure, maps 1:1 with a crtc * - * @dev: pointer to device object for subdrv device driver. - * sub drivers such as display controller or hdmi driver, - * have their own device object. - * @ops: pointer to callbacks for exynos drm specific framebuffer. - * these callbacks should be set by specific drivers such fimd - * or hdmi driver and are used to control hardware global registers. - * @overlay_ops: pointer to callbacks for exynos drm specific framebuffer. - * these callbacks should be set by specific drivers such fimd - * or hdmi driver and are used to control hardware overlay reigsters. - * @display: pointer to callbacks for exynos drm specific framebuffer. - * these callbacks should be set by specific drivers such fimd - * or hdmi driver and are used to control display devices such as - * analog tv, digital tv and lcd panel and also get timing data for them. + * @list: the list entry for this manager + * @type: one of EXYNOS_DISPLAY_TYPE_LCD and HDMI. + * @drm_dev: pointer to the drm device + * @pipe: the pipe number for this crtc/manager + * @ops: pointer to callbacks for exynos drm specific functionality + * @ctx: A pointer to the manager's implementation specific context */ struct exynos_drm_manager { - struct device *dev; + struct list_head list; + enum exynos_drm_output_type type; + struct drm_device *drm_dev; int pipe; struct exynos_drm_manager_ops *ops; - struct exynos_drm_overlay_ops *overlay_ops; - struct exynos_drm_display_ops *display_ops; + void *ctx; }; struct exynos_drm_g2d_private { @@ -271,14 +288,11 @@ struct exynos_drm_private { * by probe callback. * @open: this would be called with drm device file open. * @close: this would be called with drm device file close. - * @encoder: encoder object owned by this sub driver. - * @connector: connector object owned by this sub driver. */ struct exynos_drm_subdrv { struct list_head list; struct device *dev; struct drm_device *drm_dev; - struct exynos_drm_manager *manager; int (*probe)(struct drm_device *drm_dev, struct device *dev); void (*remove)(struct drm_device *drm_dev, struct device *dev); @@ -286,9 +300,6 @@ struct exynos_drm_subdrv { struct drm_file *file); void (*close)(struct drm_device *drm_dev, struct device *dev, struct drm_file *file); - - struct drm_encoder *encoder; - struct drm_connector *connector; }; /* @@ -303,6 +314,16 @@ int exynos_drm_device_register(struct drm_device *dev); */ int exynos_drm_device_unregister(struct drm_device *dev); +int exynos_drm_initialize_managers(struct drm_device *dev); +void exynos_drm_remove_managers(struct drm_device *dev); +int exynos_drm_initialize_displays(struct drm_device *dev); +void exynos_drm_remove_displays(struct drm_device *dev); + +int exynos_drm_manager_register(struct exynos_drm_manager *manager); +int exynos_drm_manager_unregister(struct exynos_drm_manager *manager); +int exynos_drm_display_register(struct exynos_drm_display *display); +int exynos_drm_display_unregister(struct exynos_drm_display *display); + /* * this function would be called by sub drivers such as display controller * or hdmi driver to register this sub driver object to exynos drm driver @@ -338,6 +359,16 @@ int exynos_platform_device_ipp_register(void); */ void exynos_platform_device_ipp_unregister(void); +#ifdef CONFIG_DRM_EXYNOS_DPI +int exynos_dpi_probe(struct device *dev); +int exynos_dpi_remove(struct device *dev); +#else +static inline int exynos_dpi_probe(struct device *dev) { return 0; } +static inline int exynos_dpi_remove(struct device *dev) { return 0; } +#endif + +extern struct platform_driver dp_driver; +extern struct platform_driver dsi_driver; extern struct platform_driver fimd_driver; extern struct platform_driver hdmi_driver; extern struct platform_driver mixer_driver; |