libdrm: (revised) vblank wait on crtc > 1

Commit Message

Ilija Hadzic March 24, 2011, 5:24 p.m. UTC

None

Patch

diff --git a/include/drm/drm.h b/include/drm/drm.h
index 416673a..5fd24fc 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 bf0d5df..20f4c78 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;