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authorFrancisco Jerez2010-09-21 19:02:01 +0200
committerBen Skeggs2010-10-05 01:59:22 +0200
commit647988175234a733cc0d4cf968949344803a77a7 (patch)
treecc314c83dda0b6b7664d9703fa4c9391f0c50db6 /drivers/gpu/drm/nouveau/nouveau_bo.c
parentdrm/nouveau: Use semaphores to handle inter-channel sync in hardware. (diff)
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drm/nouveau: Synchronize buffer object moves in hardware.
Signed-off-by: Francisco Jerez <currojerez@riseup.net> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_bo.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_bo.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index 03d842a06b04..4e813638bdb7 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -454,10 +454,15 @@ nouveau_bo_move_accel_cleanup(struct nouveau_channel *chan,
if (ret)
return ret;
- ret = ttm_bo_move_accel_cleanup(&nvbo->bo, fence, NULL,
- evict || (nvbo->channel &&
- nvbo->channel != chan),
+ if (nvbo->channel) {
+ ret = nouveau_fence_sync(fence, nvbo->channel);
+ if (ret)
+ goto out;
+ }
+
+ ret = ttm_bo_move_accel_cleanup(&nvbo->bo, fence, NULL, evict,
no_wait_reserve, no_wait_gpu, new_mem);
+out:
nouveau_fence_unref((void *)&fence);
return ret;
}