diff options
| author | Michel Dänzer <michel@tungstengraphics.com> | 2006-09-01 11:27:14 +0200 |
|---|---|---|
| committer | Michel Dänzer <michel@tungstengraphics.com> | 2006-09-29 12:55:08 +0200 |
| commit | ed82172378666d35ca60e6094fdecb59511a135f (patch) | |
| tree | 9d192ab9c51c8a0447e3dbf0d1055ddae7b054ea /shared-core | |
| parent | c4c47a7eacf8e8cb96b2fb63164e28f0db7353ad (diff) | |
Core vsync: Add flag DRM_VBLANK_NEXTONMISS.
When this flag is set and the target sequence is missed, wait for the next
vertical blank instead of returning immediately.
(cherry picked from 89e323e4900af84cc33219ad24eb0b435a039d23 commit)
Diffstat (limited to 'shared-core')
| -rw-r--r-- | shared-core/drm.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/shared-core/drm.h b/shared-core/drm.h index 0b241117..17bf993b 100644 --- a/shared-core/drm.h +++ b/shared-core/drm.h @@ -558,12 +558,14 @@ typedef struct drm_irq_busid { typedef enum { _DRM_VBLANK_ABSOLUTE = 0x0, /**< Wait for specific vblank sequence number */ _DRM_VBLANK_RELATIVE = 0x1, /**< Wait for given number of vblanks */ + _DRM_VBLANK_NEXTONMISS = 0x10000000, /**< If missed, wait for next vblank */ _DRM_VBLANK_SECONDARY = 0x20000000, /**< Secondary display controller */ _DRM_VBLANK_SIGNAL = 0x40000000 /**< Send signal instead of blocking */ } drm_vblank_seq_type_t; #define _DRM_VBLANK_TYPES_MASK (_DRM_VBLANK_ABSOLUTE | _DRM_VBLANK_RELATIVE) -#define _DRM_VBLANK_FLAGS_MASK (_DRM_VBLANK_SIGNAL | _DRM_VBLANK_SECONDARY) +#define _DRM_VBLANK_FLAGS_MASK (_DRM_VBLANK_SIGNAL | _DRM_VBLANK_SECONDARY | \ + _DRM_VBLANK_NEXTONMISS) struct drm_wait_vblank_request { drm_vblank_seq_type_t type; |