diff options
| author | Michel Dänzer <[email protected]> | 2006-09-28 14:03:41 +0000 |
|---|---|---|
| committer | Michel Dänzer <[email protected]> | 2006-09-28 14:03:41 +0000 |
| commit | 7539fde334d3164bc9d33cdabac9c5741d61d012 (patch) | |
| tree | bf299d4e3d1d760d69f0e470fb9a21e3675efc71 | |
| parent | 6a2f5c6752213cea67b142727eba9e0900952346 (diff) | |
driWaitForVBlank: Add support for secondary vertical blank.
| -rw-r--r-- | src/mesa/drivers/dri/common/vblank.c | 10 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/common/vblank.h | 2 |
2 files changed, 10 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/common/vblank.c b/src/mesa/drivers/dri/common/vblank.c index c7c7b8296ec..2ec3c12353a 100644 --- a/src/mesa/drivers/dri/common/vblank.c +++ b/src/mesa/drivers/dri/common/vblank.c @@ -326,9 +326,12 @@ driWaitForVBlank( const __DRIdrawablePrivate *priv, GLuint * vbl_seq, deadline = original_seq + interval; - vbl.request.sequence = ((flags & VBLANK_FLAG_SYNC) != 0) ? 1 : 0; vbl.request.type = DRM_VBLANK_RELATIVE; - + if ( flags & VBLANK_FLAG_SECONDARY ) { + vbl.request.type |= DRM_VBLANK_SECONDARY; + } + vbl.request.sequence = ((flags & VBLANK_FLAG_SYNC) != 0) ? 1 : 0; + if ( do_wait( & vbl, vbl_seq, priv->driScreenPriv->fd ) != 0 ) { return -1; } @@ -343,6 +346,9 @@ driWaitForVBlank( const __DRIdrawablePrivate *priv, GLuint * vbl_seq, /* Wait until the target vertical blank. */ vbl.request.type = DRM_VBLANK_ABSOLUTE; + if ( flags & VBLANK_FLAG_SECONDARY ) { + vbl.request.type |= DRM_VBLANK_SECONDARY; + } vbl.request.sequence = deadline; if ( do_wait( & vbl, vbl_seq, priv->driScreenPriv->fd ) != 0 ) { diff --git a/src/mesa/drivers/dri/common/vblank.h b/src/mesa/drivers/dri/common/vblank.h index 2663956858d..ca386a6a340 100644 --- a/src/mesa/drivers/dri/common/vblank.h +++ b/src/mesa/drivers/dri/common/vblank.h @@ -42,6 +42,8 @@ */ #define VBLANK_FLAG_NO_IRQ (1U << 7) /* DRM has no IRQ to wait on. */ +#define VBLANK_FLAG_SECONDARY (1U << 8) /* Wait for secondary vblank. + */ extern int driGetMSC32( __DRIscreenPrivate * priv, int64_t * count ); extern int driWaitForMSC32( __DRIdrawablePrivate *priv, |