From: Monk Liu <Monk.Liu@amd.com>
Date: Wed, 8 Mar 2017 07:38:54 +0000 (+0800)
Subject: uapi/drm:add new flag for Preemption
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=71aec257ec52caadf8ea3c297e6cff39fec49a2d;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

uapi/drm:add new flag for Preemption

when MCBP supported, we will set pre_enb bit for those
IBs with PREEMPT flag tagged

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 4179241e5e7c..516a9f285730 100644
--- a/include/uapi/drm/amdgpu_drm.h
+++ b/include/uapi/drm/amdgpu_drm.h
@@ -448,6 +448,9 @@ union drm_amdgpu_cs {
 /* Preamble flag, which means the IB could be dropped if no context switch */
 #define AMDGPU_IB_FLAG_PREAMBLE (1<<1)
 
+/* Preempt flag, IB should set Pre_enb bit if PREEMPT flag detected */
+#define AMDGPU_IB_FLAG_PREEMPT (1<<2)
+
 struct drm_amdgpu_cs_chunk_ib {
 	__u32 _pad;
 	/** AMDGPU_IB_FLAG_* */