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Diffstat (limited to 'shared-core/i915_dma.c')
-rw-r--r-- | shared-core/i915_dma.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/shared-core/i915_dma.c b/shared-core/i915_dma.c index cb5dcea8..8991a3ce 100644 --- a/shared-core/i915_dma.c +++ b/shared-core/i915_dma.c @@ -177,6 +177,10 @@ static int i915_initialize(drm_device_t * dev, */ dev_priv->allow_batchbuffer = 1; + /* Enable vblank on pipe A for older X servers + */ + dev_priv->vblank_pipe = DRM_I915_VBLANK_PIPE_A; + /* Program Hardware Status Page */ dev_priv->status_page_dmah = drm_pci_alloc(dev, PAGE_SIZE, PAGE_SIZE, 0xffffffff); |