From 489797d510dfbce15120492d7ef6f956928b99f2 Mon Sep 17 00:00:00 2001
From: Dave Airlie <airlied@redhat.com>
Date: Tue, 12 Jun 2012 16:10:39 +0100
Subject: [PATCH] drm/radeon/prime: reserve/unreserve around pin
I finally got to test this code a bit more and hit the ttm
no reserved assert, so add the reservations around the pinning.
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---
drivers/gpu/drm/radeon/radeon_prime.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_prime.c b/drivers/gpu/drm/radeon/radeon_prime.c
index 8ddab4c76710..6bef46ace831 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);
}
--
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