diff options
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_drv.h')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_drv.h | 48 |
1 files changed, 35 insertions, 13 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h index e685e1e33055..1d814175cd49 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.h +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h @@ -32,9 +32,9 @@ #include <linux/module.h> #include "drm.h" -#define MAX_CRTC 2 +#define MAX_CRTC 3 #define MAX_PLANE 5 -#define MAX_FB_BUFFER 3 +#define MAX_FB_BUFFER 4 #define DEFAULT_ZPOS -1 struct drm_device; @@ -50,6 +50,8 @@ enum exynos_drm_output_type { EXYNOS_DISPLAY_TYPE_LCD, /* HDMI Interface. */ EXYNOS_DISPLAY_TYPE_HDMI, + /* Virtual Display Interface. */ + EXYNOS_DISPLAY_TYPE_VIDI, }; /* @@ -136,7 +138,7 @@ struct exynos_drm_overlay { * @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_timing: get timing object from display driver. + * @get_panel: get panel object from display driver. * @check_timing: check if timing is valid or not. * @power_on: display device on or off. */ @@ -145,7 +147,7 @@ struct exynos_drm_display_ops { bool (*is_connected)(struct device *dev); int (*get_edid)(struct device *dev, struct drm_connector *connector, u8 *edid, int len); - void *(*get_timing)(struct device *dev); + void *(*get_panel)(struct device *dev); int (*check_timing)(struct device *dev, void *timing); int (*power_on)(struct device *dev, int mode); }; @@ -155,8 +157,10 @@ struct exynos_drm_display_ops { * * @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. * @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. @@ -164,7 +168,13 @@ struct exynos_drm_display_ops { 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, + 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); @@ -215,25 +225,33 @@ struct exynos_drm_private { * Exynos drm sub driver structure. * * @list: sub driver has its own list object to register to exynos drm driver. + * @dev: pointer to device object for subdrv device driver. * @drm_dev: pointer to drm_device and this pointer would be set * when sub driver calls exynos_drm_subdrv_register(). + * @manager: subdrv has its own manager to control a hardware appropriately + * and we can access a hardware drawing on this manager. * @probe: this callback would be called by exynos drm driver after * subdrv is registered to it. * @remove: this callback is used to release resources created * by probe callback. - * @manager: subdrv has its own manager to control a hardware appropriately - * and we can access a hardware drawing on this manager. + * @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 *dev); + int (*open)(struct drm_device *drm_dev, struct device *dev, + struct drm_file *file); + void (*close)(struct drm_device *drm_dev, struct device *dev, + struct drm_file *file); - struct exynos_drm_manager manager; struct drm_encoder *encoder; struct drm_connector *connector; }; @@ -254,15 +272,19 @@ int exynos_drm_device_unregister(struct drm_device *dev); * 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 * and when a sub driver is registered to exynos drm driver a probe callback - * of the sub driver is called and creates its own encoder and connector - * and then fb helper and drm mode group would be re-initialized. + * of the sub driver is called and creates its own encoder and connector. */ int exynos_drm_subdrv_register(struct exynos_drm_subdrv *drm_subdrv); -/* - * this function removes subdrv list from exynos drm driver and fb helper - * and drm mode group would be re-initialized. - */ +/* this function removes subdrv list from exynos drm driver */ int exynos_drm_subdrv_unregister(struct exynos_drm_subdrv *drm_subdrv); +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); + +extern struct platform_driver fimd_driver; +extern struct platform_driver hdmi_driver; +extern struct platform_driver mixer_driver; +extern struct platform_driver exynos_drm_common_hdmi_driver; +extern struct platform_driver vidi_driver; #endif |