From ab285d74e6742422fd0465577a31fb03fe9ed241 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=3D=3Futf-8=3Fq=3FMichel=5FD=3DC3=3DA4nzer=3F=3D?= Date: Tue, 24 Oct 2006 23:34:18 +1000 Subject: drm: 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. Signed-off-by: Dave Airlie --- drivers/char/drm/drm.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'drivers/char/drm/drm.h') diff --git a/drivers/char/drm/drm.h b/drivers/char/drm/drm.h index 07a699029c3e..3f28a1551621 100644 --- a/drivers/char/drm/drm.h +++ b/drivers/char/drm/drm.h @@ -487,12 +487,14 @@ 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; -- cgit v1.2.3