summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/ttm
diff options
context:
space:
mode:
authorChristian König <christian.koenig@amd.com>2016-06-06 10:17:57 +0200
committerAlex Deucher <alexander.deucher@amd.com>2016-07-07 14:54:37 -0400
commit61ede070555395fb1c231311c35464d9cd1a8a81 (patch)
tree85e508fffc72e0bbbb43ab68091c06ece906d451 /drivers/gpu/drm/ttm
parent17d33bc9d6ef96008c8e6ee062da8d955fae97f7 (diff)
downloadblackbird-obmc-linux-61ede070555395fb1c231311c35464d9cd1a8a81.tar.gz
blackbird-obmc-linux-61ede070555395fb1c231311c35464d9cd1a8a81.zip
drm/ttm: wait for BO idle after the move in ttm_bo_swapout
Final part to avoid pre move waits. Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/ttm')
-rw-r--r--drivers/gpu/drm/ttm/ttm_bo.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 86dd695021a6..c3c615c525a4 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -1655,14 +1655,9 @@ static int ttm_bo_swapout(struct ttm_mem_shrink *shrink)
ttm_bo_list_ref_sub(bo, put_count, true);
/**
- * Wait for GPU, then move to system cached.
+ * Move to system cached
*/
- ret = ttm_bo_wait(bo, false, false);
-
- if (unlikely(ret != 0))
- goto out;
-
if ((bo->mem.placement & swap_placement) != swap_placement) {
struct ttm_mem_reg evict_mem;
@@ -1677,6 +1672,14 @@ static int ttm_bo_swapout(struct ttm_mem_shrink *shrink)
goto out;
}
+ /**
+ * Make sure BO is idle.
+ */
+
+ ret = ttm_bo_wait(bo, false, false);
+ if (unlikely(ret != 0))
+ goto out;
+
ttm_bo_unmap_virtual(bo);
/**
OpenPOWER on IntegriCloud