blob: 97bb2e8cded93bda511a21846079a689783c7678 (
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omgwtfbbqchainsaw?
---
drivers/gpu/drm/i915/i915_gem.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 8eb8453..36fa9d7 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -3692,6 +3692,11 @@ 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;
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