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| author | Christian König <christian.koenig@amd.com> | 2016-10-05 12:59:20 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2016-10-25 14:38:35 -0400 |
| commit | e08c90a7746041d0816e32614fd161c2194c7ded (patch) | |
| tree | ed354ed157e8b01b19b364ca0c06c01a93a1c0b3 /drivers/gpu | |
| parent | c81b07e6bcbc3a29270b4eaf5c0696837212d468 (diff) | |
| download | linux-e08c90a7746041d0816e32614fd161c2194c7ded.tar.bz2 | |
drm/amdgpu: remove 128 NOP hack from vm_flush v2
With the padding raised to 256 DW that shouldn't be needed any more.
v2: reduce estimation as well
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 8efcc8d2ad60..bb17538ff109 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -6249,10 +6249,6 @@ static void gfx_v8_0_ring_emit_vm_flush(struct amdgpu_ring *ring, { int usepfp = (ring->type == AMDGPU_RING_TYPE_GFX); - /* GFX8 emits 128 dw nop to prevent DE do vm_flush before CE finish CEIB */ - if (usepfp) - amdgpu_ring_insert_nop(ring, 128); - amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3)); amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(usepfp) | WRITE_DATA_DST_SEL(0)) | @@ -6381,7 +6377,7 @@ static unsigned gfx_v8_0_ring_get_dma_frame_size_gfx(struct amdgpu_ring *ring) 5 + /* gfx_v8_0_ring_emit_hdp_invalidate */ 6 + 6 + 6 +/* gfx_v8_0_ring_emit_fence_gfx x3 for user fence, vm fence */ 7 + /* gfx_v8_0_ring_emit_pipeline_sync */ - 256 + 19 + /* gfx_v8_0_ring_emit_vm_flush */ + 128 + 19 + /* gfx_v8_0_ring_emit_vm_flush */ 2 + /* gfx_v8_ring_emit_sb */ 3; /* gfx_v8_ring_emit_cntxcntl */ } |