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path: root/drivers/gpu/drm/i915/intel_ringbuffer.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_ringbuffer.c')
-rw-r--r--drivers/gpu/drm/i915/intel_ringbuffer.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 51e9c9e718c4..cb3508f78bc3 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -220,9 +220,13 @@ static int init_render_ring(struct drm_device *dev,
{
drm_i915_private_t *dev_priv = dev->dev_private;
int ret = init_ring_common(dev, ring);
+ int mode;
+
if (IS_I9XX(dev) && !IS_GEN3(dev)) {
- I915_WRITE(MI_MODE,
- (VS_TIMER_DISPATCH) << 16 | VS_TIMER_DISPATCH);
+ mode = VS_TIMER_DISPATCH << 16 | VS_TIMER_DISPATCH;
+ if (IS_GEN6(dev))
+ mode |= MI_FLUSH_ENABLE << 16 | MI_FLUSH_ENABLE;
+ I915_WRITE(MI_MODE, mode);
}
return ret;
}