diff options
Diffstat (limited to 'src/i830_dri.c')
| -rw-r--r-- | src/i830_dri.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/i830_dri.c b/src/i830_dri.c index ed5e6851..7c65f656 100644 --- a/src/i830_dri.c +++ b/src/i830_dri.c @@ -1454,6 +1454,31 @@ I830UpdateDRIBuffers(ScrnInfoPtr pScrn, drmI830Sarea *sarea) } Bool +I830DRISetVBlankInterrupt (ScrnInfoPtr pScrn, Bool on) +{ + I830Ptr pI830 = I830PTR(pScrn); + drmI830VBlankPipe pipe; + + if (pI830->directRenderingEnabled && pI830->drmMinor >= 5) { + if (on) { + if (pI830->planeEnabled[1]) + pipe.pipe = DRM_I830_VBLANK_PIPE_B; + else + pipe.pipe = DRM_I830_VBLANK_PIPE_A; + } else { + pipe.pipe = 0; + } + if (drmCommandWrite(pI830->drmSubFD, DRM_I830_SET_VBLANK_PIPE, + &pipe, sizeof (pipe))) { + xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "I830 Vblank Pipe Setup Failed\n"); + return FALSE; + } + } + + return TRUE; +} + +Bool I830DRILock(ScrnInfoPtr pScrn) { I830Ptr pI830 = I830PTR(pScrn); |