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-rw-r--r--drivers/char/drm/drm.h4
1 files changed, 3 insertions, 1 deletions
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;