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| author |   Monk Liu <Monk.Liu@amd.com> | 2017-03-08 15:38:54 +0800 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2017-03-29 23:55:37 -0400 |
| commit | 71aec257ec52caadf8ea3c297e6cff39fec49a2d (patch) | |
| tree | dafa153f610ba0d9febdf5fe0d18a8059ba3639f /include/uapi/drm | |
| parent | uapi/drm:change Preamble Description (diff) | |
| download | linux-dev-71aec257ec52caadf8ea3c297e6cff39fec49a2d.tar.xz linux-dev-71aec257ec52caadf8ea3c297e6cff39fec49a2d.zip | |
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>
Diffstat (limited to 'include/uapi/drm')
| -rw-r--r-- | include/uapi/drm/amdgpu_drm.h | 3 |
1 files changed, 3 insertions, 0 deletions
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_* */ |