diff options
Diffstat (limited to 'include/drm/drm_fb_helper.h')
| -rw-r--r-- | include/drm/drm_fb_helper.h | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h index 0dfd94def..dbab4622b 100644 --- a/include/drm/drm_fb_helper.h +++ b/include/drm/drm_fb_helper.h @@ -122,6 +122,7 @@ struct drm_fb_helper { bool delayed_hotplug; }; +#ifdef CONFIG_DRM_FBDEV_EMULATION void drm_fb_helper_prepare(struct drm_device *dev, struct drm_fb_helper *helper, const struct drm_fb_helper_funcs *funcs); int drm_fb_helper_init(struct drm_device *dev, @@ -136,11 +137,38 @@ int drm_fb_helper_check_var(struct fb_var_screeninfo *var, struct fb_info *info); bool drm_fb_helper_restore_fbdev_mode_unlocked(struct drm_fb_helper *fb_helper); + +struct fb_info *drm_fb_helper_alloc_fbi(struct drm_fb_helper *fb_helper); +void drm_fb_helper_unregister_fbi(struct drm_fb_helper *fb_helper); +void drm_fb_helper_release_fbi(struct drm_fb_helper *fb_helper); void drm_fb_helper_fill_var(struct fb_info *info, struct drm_fb_helper *fb_helper, uint32_t fb_width, uint32_t fb_height); void drm_fb_helper_fill_fix(struct fb_info *info, uint32_t pitch, uint32_t depth); +void drm_fb_helper_unlink_fbi(struct drm_fb_helper *fb_helper); + +ssize_t drm_fb_helper_sys_read(struct fb_info *info, char __user *buf, + size_t count, loff_t *ppos); +ssize_t drm_fb_helper_sys_write(struct fb_info *info, const char __user *buf, + size_t count, loff_t *ppos); + +void drm_fb_helper_sys_fillrect(struct fb_info *info, + const struct fb_fillrect *rect); +void drm_fb_helper_sys_copyarea(struct fb_info *info, + const struct fb_copyarea *area); +void drm_fb_helper_sys_imageblit(struct fb_info *info, + const struct fb_image *image); + +void drm_fb_helper_cfb_fillrect(struct fb_info *info, + const struct fb_fillrect *rect); +void drm_fb_helper_cfb_copyarea(struct fb_info *info, + const struct fb_copyarea *area); +void drm_fb_helper_cfb_imageblit(struct fb_info *info, + const struct fb_image *image); + +void drm_fb_helper_set_suspend(struct drm_fb_helper *fb_helper, int state); + int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info); int drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper); @@ -158,4 +186,188 @@ drm_pick_cmdline_mode(struct drm_fb_helper_connector *fb_helper_conn, int drm_fb_helper_add_one_connector(struct drm_fb_helper *fb_helper, struct drm_connector *connector); int drm_fb_helper_remove_one_connector(struct drm_fb_helper *fb_helper, struct drm_connector *connector); +#else +static inline void drm_fb_helper_prepare(struct drm_device *dev, + struct drm_fb_helper *helper, + const struct drm_fb_helper_funcs *funcs) +{ +} + +static inline int drm_fb_helper_init(struct drm_device *dev, + struct drm_fb_helper *helper, int crtc_count, + int max_conn) +{ + return 0; +} + +static inline void drm_fb_helper_fini(struct drm_fb_helper *helper) +{ +} + +static inline int drm_fb_helper_blank(int blank, struct fb_info *info) +{ + return 0; +} + +static inline int drm_fb_helper_pan_display(struct fb_var_screeninfo *var, + struct fb_info *info) +{ + return 0; +} + +static inline int drm_fb_helper_set_par(struct fb_info *info) +{ + return 0; +} + +static inline int drm_fb_helper_check_var(struct fb_var_screeninfo *var, + struct fb_info *info) +{ + return 0; +} + +static inline bool +drm_fb_helper_restore_fbdev_mode_unlocked(struct drm_fb_helper *fb_helper) +{ + return true; +} + +static inline struct fb_info * +drm_fb_helper_alloc_fbi(struct drm_fb_helper *fb_helper) +{ + return NULL; +} + +static inline void drm_fb_helper_unregister_fbi(struct drm_fb_helper *fb_helper) +{ +} +static inline void drm_fb_helper_release_fbi(struct drm_fb_helper *fb_helper) +{ +} + +static inline void drm_fb_helper_fill_var(struct fb_info *info, + struct drm_fb_helper *fb_helper, + uint32_t fb_width, uint32_t fb_height) +{ +} + +static inline void drm_fb_helper_fill_fix(struct fb_info *info, uint32_t pitch, + uint32_t depth) +{ +} + +static inline int drm_fb_helper_setcmap(struct fb_cmap *cmap, + struct fb_info *info) +{ + return 0; +} + +static inline void drm_fb_helper_unlink_fbi(struct drm_fb_helper *fb_helper) +{ +} + +static inline ssize_t drm_fb_helper_sys_read(struct fb_info *info, + char __user *buf, size_t count, + loff_t *ppos) +{ + return -ENODEV; +} + +static inline ssize_t drm_fb_helper_sys_write(struct fb_info *info, + const char __user *buf, + size_t count, loff_t *ppos) +{ + return -ENODEV; +} + +static inline void drm_fb_helper_sys_fillrect(struct fb_info *info, + const struct fb_fillrect *rect) +{ +} + +static inline void drm_fb_helper_sys_copyarea(struct fb_info *info, + const struct fb_copyarea *area) +{ +} + +static inline void drm_fb_helper_sys_imageblit(struct fb_info *info, + const struct fb_image *image) +{ +} + +static inline void drm_fb_helper_cfb_fillrect(struct fb_info *info, + const struct fb_fillrect *rect) +{ +} + +static inline void drm_fb_helper_cfb_copyarea(struct fb_info *info, + const struct fb_copyarea *area) +{ +} + +static inline void drm_fb_helper_cfb_imageblit(struct fb_info *info, + const struct fb_image *image) +{ +} + +static inline void drm_fb_helper_set_suspend(struct drm_fb_helper *fb_helper, + int state) +{ +} + +static inline int drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper) +{ + return 0; +} + +static inline int drm_fb_helper_initial_config(struct drm_fb_helper *fb_helper, + int bpp_sel) +{ + return 0; +} + +static inline int +drm_fb_helper_single_add_all_connectors(struct drm_fb_helper *fb_helper) +{ + return 0; +} + +static inline int drm_fb_helper_debug_enter(struct fb_info *info) +{ + return 0; +} + +static inline int drm_fb_helper_debug_leave(struct fb_info *info) +{ + return 0; +} + +static inline struct drm_display_mode * +drm_has_preferred_mode(struct drm_fb_helper_connector *fb_connector, + int width, int height) +{ + return NULL; +} + +static inline struct drm_display_mode * +drm_pick_cmdline_mode(struct drm_fb_helper_connector *fb_helper_conn, + int width, int height) +{ + return NULL; +} + +static inline int +drm_fb_helper_add_one_connector(struct drm_fb_helper *fb_helper, + struct drm_connector *connector) +{ + return 0; +} + +static inline int +drm_fb_helper_remove_one_connector(struct drm_fb_helper *fb_helper, + struct drm_connector *connector) +{ + return 0; +} +#endif #endif |