[PATCH 1/4] uapi/drm:change Preamble Description

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Preamble in linux doesn't mean it is CE PREAMBLE IB,
instead it means this IB could be dropped if no
ctx switch happens.

Change-Id: I2a1e567bccc8abb6d9ce117d3f2eb93dfd649fa1
Signed-off-by: Monk Liu <Monk.Liu at amd.com>
---
 include/uapi/drm/amdgpu_drm.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h
index 49358e7..1966fee 100644
--- a/include/uapi/drm/amdgpu_drm.h
+++ b/include/uapi/drm/amdgpu_drm.h
@@ -426,7 +426,7 @@ union drm_amdgpu_cs {
 /* This IB should be submitted to CE */
 #define AMDGPU_IB_FLAG_CE	(1<<0)
 
-/* CE Preamble */
+/* Preamble flag, which means the IB could be dropped if no context switch */
 #define AMDGPU_IB_FLAG_PREAMBLE (1<<1)
 
 struct drm_amdgpu_cs_chunk_ib {
-- 
2.7.4



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