leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

drm/i915: Completely disable fence pipelining.

Browse Source 
I'm still seeing tiling corruption of PutImage and CopyArea (I think)
under mutter on pnv, so obviously the pipelining logic is deeply flawed.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2010-12-05 21:04:18 +00:00
parent 0cdab21f9a
commit 6bda10d152
1 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/gpu/drm/i915/i915_gem.c
View File

@ -2484,6 +2484,9 @@ i915_gem_object_get_fence(struct drm_i915_gem_object *obj,
struct drm_i915_fence_reg *reg;
int ret;
/* XXX disable pipelining. There are bugs. Shocking. */
pipelined = NULL;
/* Just update our place in the LRU if our fence is getting reused. */
if (obj->fence_reg != I915_FENCE_REG_NONE) {
reg = &dev_priv->fence_regs[obj->fence_reg];
@ -2556,9 +2559,8 @@ i915_gem_object_get_fence(struct drm_i915_gem_object *obj,
if (old->tiling_mode)
i915_gem_release_mmap(old);
/* XXX The pipelined change over appears to be incoherent. */
ret = i915_gem_object_flush_fence(old,
NULL, //pipelined,
pipelined,
interruptible);
if (ret) {
drm_gem_object_unreference(&old->base);