diff options
Diffstat (limited to 'include/drm/drm_mode.h')
| -rw-r--r-- | include/drm/drm_mode.h | 37 |
1 files changed, 32 insertions, 5 deletions
diff --git a/include/drm/drm_mode.h b/include/drm/drm_mode.h index dfc390ea..43009bc2 100644 --- a/include/drm/drm_mode.h +++ b/include/drm/drm_mode.h @@ -75,6 +75,11 @@ #define DRM_MODE_DITHERING_OFF 0 #define DRM_MODE_DITHERING_ON 1 +/* Dirty info options */ +#define DRM_MODE_DIRTY_OFF 0 +#define DRM_MODE_DIRTY_ON 1 +#define DRM_MODE_DIRTY_ANNOTATE 2 + struct drm_mode_modeinfo { __u32 clock; __u16 hdisplay, hsync_start, hsync_end, htotal, hskew; @@ -307,12 +312,34 @@ struct drm_mode_crtc_lut { #define DRM_MODE_PAGE_FLIP_EVENT 0x01 #define DRM_MODE_PAGE_FLIP_FLAGS DRM_MODE_PAGE_FLIP_EVENT +/* + * Request a page flip on the specified crtc. + * + * This ioctl will ask KMS to schedule a page flip for the specified + * crtc. Once any pending rendering targeting the specified fb (as of + * ioctl time) has completed, the crtc will be reprogrammed to display + * that fb after the next vertical refresh. The ioctl returns + * immediately, but subsequent rendering to the current fb will block + * in the execbuffer ioctl until the page flip happens. If a page + * flip is already pending as the ioctl is called, EBUSY will be + * returned. + * + * The ioctl supports one flag, DRM_MODE_PAGE_FLIP_EVENT, which will + * request that drm sends back a vblank event (see drm.h: struct + * drm_event_vblank) when the page flip is done. The user_data field + * passed in with this ioctl will be returned as the user_data field + * in the vblank event struct. + * + * The reserved field must be zero until we figure out something + * clever to use it for. + */ + struct drm_mode_crtc_page_flip { - uint32_t crtc_id; - uint32_t fb_id; - uint32_t flags; - uint32_t reserved; - uint64_t user_data; + __u32 crtc_id; + __u32 fb_id; + __u32 flags; + __u32 reserved; + __u64 user_data; }; #endif |