From: Francisco Jerez <currojerez@riseup.net>
Date: Tue, 21 Sep 2010 17:02:01 +0000 (+0200)
Subject: drm/nouveau: Synchronize buffer object moves in hardware.
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=647988175234a733cc0d4cf968949344803a77a7;p=deliverable%2Flinux.git

drm/nouveau: Synchronize buffer object moves in hardware.

Signed-off-by: Francisco Jerez <currojerez@riseup.net>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
---

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;
 }