From: Monk Liu <Monk.Liu@amd.com>
Date: Wed, 8 Mar 2017 07:37:00 +0000 (+0800)
Subject: uapi/drm:change Preamble Description
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=ed834af243d04637fbb9ca63c8e58677edf266bc;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

uapi/drm:change Preamble Description

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

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h
index c03bae906787..4179241e5e7c 100644
--- a/include/uapi/drm/amdgpu_drm.h
+++ b/include/uapi/drm/amdgpu_drm.h
@@ -445,7 +445,7 @@ 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 {