[PATCH] drm/radeon/prime: reserve/unreserve around pin

[Dave Airlie]

From: Dave Airlie <airlied at redhat.com>

I finally got to test this code a bit more and hit the ttm
no reserved assert, so add the reservations around the pinning.

Signed-off-by: Dave Airlie <airlied at redhat.com>
---
 drivers/gpu/drm/radeon/radeon_prime.c |   10 ++++++++--
 1 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/radeon/radeon_prime.c b/drivers/gpu/drm/radeon/radeon_prime.c
index 8ddab4c7..6bef46a 100644
--- a/drivers/gpu/drm/radeon/radeon_prime.c
+++ b/drivers/gpu/drm/radeon/radeon_prime.c
@@ -169,11 +169,17 @@ struct dma_buf *radeon_gem_prime_export(struct drm_device *dev,
 	struct radeon_bo *bo = gem_to_radeon_bo(obj);
 	int ret = 0;
 
+	ret = radeon_bo_reserve(bo, false);
+	if (unlikely(ret != 0))
+		return ERR_PTR(ret);
+
 	/* pin buffer into GTT */
 	ret = radeon_bo_pin(bo, RADEON_GEM_DOMAIN_GTT, NULL);
-	if (ret)
+	if (ret) {
+		radeon_bo_unreserve(bo);
 		return ERR_PTR(ret);
-
+	}
+	radeon_bo_unreserve(bo);
 	return dma_buf_export(bo, &radeon_dmabuf_ops, obj->size, flags);
 }
 
-- 
1.7.7.6