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-rw-r--r--include/drm/drm.h1
-rw-r--r--xf86drm.h3
2 files changed, 4 insertions, 0 deletions
diff --git a/include/drm/drm.h b/include/drm/drm.h
index 416673af..5fd24fcf 100644
--- a/include/drm/drm.h
+++ b/include/drm/drm.h
@@ -755,6 +755,7 @@ struct drm_event_vblank {
};
#define DRM_CAP_DUMB_BUFFER 0x1
+#define DRM_CAP_VBLANK_HIGH_CRTC 0x2
/* typedef area */
typedef struct drm_clip_rect drm_clip_rect_t;
diff --git a/xf86drm.h b/xf86drm.h
index bf0d5df8..20f4c783 100644
--- a/xf86drm.h
+++ b/xf86drm.h
@@ -296,12 +296,15 @@ typedef struct _drmTextureRegion {
typedef enum {
DRM_VBLANK_ABSOLUTE = 0x0, /**< Wait for specific vblank sequence number */
DRM_VBLANK_RELATIVE = 0x1, /**< Wait for given number of vblanks */
+ /* bits 1-6 are reserved for high crtcs */
+ DRM_VBLANK_HIGH_CRTC_MASK = 0x0000003e,
DRM_VBLANK_EVENT = 0x4000000, /**< Send event instead of blocking */
DRM_VBLANK_FLIP = 0x8000000, /**< Scheduled buffer swap should flip */
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 */
} drmVBlankSeqType;
+#define DRM_VBLANK_HIGH_CRTC_SHIFT 1
typedef struct _drmVBlankReq {
drmVBlankSeqType type;