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path: root/include/drm/ttm/ttm_placement.h
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Diffstat (limited to 'include/drm/ttm/ttm_placement.h')
-rw-r--r--include/drm/ttm/ttm_placement.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/drm/ttm/ttm_placement.h b/include/drm/ttm/ttm_placement.h
index c84ff153a564..8ed44f9bbdfb 100644
--- a/include/drm/ttm/ttm_placement.h
+++ b/include/drm/ttm/ttm_placement.h
@@ -65,6 +65,8 @@
* reference the buffer.
* TTM_PL_FLAG_NO_EVICT means that the buffer may never
* be evicted to make room for other buffers.
+ * TTM_PL_FLAG_TOPDOWN requests to be placed from the
+ * top of the memory area, instead of the bottom.
*/
#define TTM_PL_FLAG_CACHED (1 << 16)
@@ -72,6 +74,7 @@
#define TTM_PL_FLAG_WC (1 << 18)
#define TTM_PL_FLAG_SHARED (1 << 20)
#define TTM_PL_FLAG_NO_EVICT (1 << 21)
+#define TTM_PL_FLAG_TOPDOWN (1 << 22)
#define TTM_PL_MASK_CACHING (TTM_PL_FLAG_CACHED | \
TTM_PL_FLAG_UNCACHED | \