kernel/drm-intel-big-hammer.patch
Kyle McMartin ae502d2a45 update drm-intel-big-hammer.patch
i915_gem execbuffer code was split into its own file. also drop patches
which have been merged upstream.
2011-01-12 20:52:03 -05:00

22 lines
737 B
Diff

omgwtfbbqchainsaw?
---
drivers/gpu/drm/i915/i915_gem_execbuffer.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index e698343..21e601d1 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -1090,6 +1090,11 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
if (ret)
goto pre_mutex_err;
+ /* We don't get the flushing right for these chipsets, use the
+ * big hammer for now to avoid random crashiness. */
+ if (IS_I85X(dev) || IS_I865G(dev))
+ wbinvd();
+
if (dev_priv->mm.suspended) {
mutex_unlock(&dev->struct_mutex);
ret = -EBUSY;