diff options
| author | Andrey Grodzovsky <andrey.grodzovsky@amd.com> | 2020-04-28 01:28:43 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-05-18 11:24:21 -0400 |
| commit | 43c8546bcd854806736d8a635a0d696504dd4c21 (patch) | |
| tree | f32256008cedf8988130d2dfbc27252f534e62eb /drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | |
| parent | d35745bbec0958ec09a6580dea537828a571c632 (diff) | |
| download | linux-43c8546bcd854806736d8a635a0d696504dd4c21.tar.bz2 | |
drm/amdgpu: Add a UAPI flag for user to call mem_sync
When this flag is set in the CS IB flags, it causes
a memory cache flush of the GFX.
v2:
Move new flag to drm_amdgpu_cs_chunk_ib.flags
Bump up UAPI version
Remove condition on job != null to emit mem_sync
Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: Luben Tuikov <luben.tuikov@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c index c24366aacf3a..b91853fd66d3 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c @@ -189,6 +189,9 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, dma_fence_put(tmp); } + if ((ib->flags & AMDGPU_IB_FLAG_EMIT_MEM_SYNC) && ring->funcs->emit_mem_sync) + ring->funcs->emit_mem_sync(ring); + if (ring->funcs->insert_start) ring->funcs->insert_start(ring); |