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authorDave Airlie <airlied@redhat.com>2013-11-15 12:24:40 +1000
committerDave Airlie <airlied@redhat.com>2013-11-15 12:24:40 +1000
commit0846c728e20a0cd1e43fb75a3015f3b176a26466 (patch)
treea65d8b3a8c4860f79f9bf634d13ff3405fb5e217 /drivers/gpu/drm/nouveau/nouveau_gem.c
parentad40f83f5a89f6d723fd4db424b531f8dd7d3b49 (diff)
parentd2c7ab32ceb0737c1aba84765c555e0f73d3c935 (diff)
downloadtalos-obmc-linux-0846c728e20a0cd1e43fb75a3015f3b176a26466.tar.gz
talos-obmc-linux-0846c728e20a0cd1e43fb75a3015f3b176a26466.zip
Merge branch 'drm-nouveau-next' of git://anongit.freedesktop.org/git/nouveau/linux-2.6 into drm-next
- Page flipping fixes, with support for syncing them to vblank (finally...). - Misc other general fixes * 'drm-nouveau-next' of git://anongit.freedesktop.org/git/nouveau/linux-2.6: drm/nouveau: do not map evicted vram buffers in nouveau_bo_vma_add drm/nvc0-/gr: shift wrapping bug in nvc0_grctx_generate_r406800 drm/nouveau/pwr: fix missing mutex unlock in a failure path drm/nv40/therm: fix slowing down fan when pstate undefined drm/nv11-: synchronise flips to vblank, unless async flip requested drm/nvc0-: remove nasty fifo swmthd hack for flip completion method drm/nv10-: we no longer need to create nvsw object on user channels drm/nouveau: always queue flips relative to kernel channel activity drm/nouveau: there is no need to reserve/fence the new fb when flipping drm/nouveau: when bailing out of a pushbuf ioctl, do not remove previous fence drm/nouveau: allow nouveau_fence_ref() to be a noop drm/nvc8/mc: msi rearm is via the nvc0 method
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_gem.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_gem.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c
index 418a6177a653..78a27f8ad7d9 100644
--- a/drivers/gpu/drm/nouveau/nouveau_gem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_gem.c
@@ -106,8 +106,7 @@ nouveau_gem_object_unmap(struct nouveau_bo *nvbo, struct nouveau_vma *vma)
if (mapped) {
spin_lock(&nvbo->bo.bdev->fence_lock);
- if (nvbo->bo.sync_obj)
- fence = nouveau_fence_ref(nvbo->bo.sync_obj);
+ fence = nouveau_fence_ref(nvbo->bo.sync_obj);
spin_unlock(&nvbo->bo.bdev->fence_lock);
}
@@ -309,7 +308,8 @@ validate_fini_list(struct list_head *list, struct nouveau_fence *fence,
list_for_each_safe(entry, tmp, list) {
nvbo = list_entry(entry, struct nouveau_bo, entry);
- nouveau_bo_fence(nvbo, fence);
+ if (likely(fence))
+ nouveau_bo_fence(nvbo, fence);
if (unlikely(nvbo->validate_mapped)) {
ttm_bo_kunmap(&nvbo->kmap);
@@ -438,8 +438,7 @@ validate_sync(struct nouveau_channel *chan, struct nouveau_bo *nvbo)
int ret = 0;
spin_lock(&nvbo->bo.bdev->fence_lock);
- if (nvbo->bo.sync_obj)
- fence = nouveau_fence_ref(nvbo->bo.sync_obj);
+ fence = nouveau_fence_ref(nvbo->bo.sync_obj);
spin_unlock(&nvbo->bo.bdev->fence_lock);
if (fence) {
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