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authorChristian König <christian.koenig@amd.com>2018-01-19 15:19:16 +0100
committerAlex Deucher <alexander.deucher@amd.com>2018-02-19 14:18:22 -0500
commit2ee150cda7bdc766cf9baca3534f3a2c0b0e8357 (patch)
treed9b67b8e56fba3aae616aa72381438dc65420f52 /drivers/gpu/drm/amd/amdgpu/si_dma.c
parent1b9d17db1cb103f56a69d8610d7339fb0a2a90cc (diff)
drm/amdgpu: remove now superflous *_hdp operation
All HDP invalidation and most flush can now be replaced by the generic ASIC function. Signed-off-by: Christian König <christian.koenig@amd.com> Acked-by: Chunming Zhou <david1.zhou@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/si_dma.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/si_dma.c19
1 files changed, 1 insertions, 18 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/si_dma.c b/drivers/gpu/drm/amd/amdgpu/si_dma.c
index 8f9509f6f15b..e59521bacf0b 100644
--- a/drivers/gpu/drm/amd/amdgpu/si_dma.c
+++ b/drivers/gpu/drm/amd/amdgpu/si_dma.c
@@ -75,20 +75,6 @@ static void si_dma_ring_emit_ib(struct amdgpu_ring *ring,
}
-static void si_dma_ring_emit_hdp_flush(struct amdgpu_ring *ring)
-{
- amdgpu_ring_write(ring, DMA_PACKET(DMA_PACKET_SRBM_WRITE, 0, 0, 0, 0));
- amdgpu_ring_write(ring, (0xf << 16) | (HDP_MEM_COHERENCY_FLUSH_CNTL));
- amdgpu_ring_write(ring, 1);
-}
-
-static void si_dma_ring_emit_hdp_invalidate(struct amdgpu_ring *ring)
-{
- amdgpu_ring_write(ring, DMA_PACKET(DMA_PACKET_SRBM_WRITE, 0, 0, 0, 0));
- amdgpu_ring_write(ring, (0xf << 16) | (HDP_DEBUG0));
- amdgpu_ring_write(ring, 1);
-}
-
/**
* si_dma_ring_emit_fence - emit a fence on the DMA ring
*
@@ -772,8 +758,7 @@ static const struct amdgpu_ring_funcs si_dma_ring_funcs = {
.get_wptr = si_dma_ring_get_wptr,
.set_wptr = si_dma_ring_set_wptr,
.emit_frame_size =
- 3 + /* si_dma_ring_emit_hdp_flush */
- 3 + /* si_dma_ring_emit_hdp_invalidate */
+ 3 + 3 + /* hdp flush / invalidate */
6 + /* si_dma_ring_emit_pipeline_sync */
SI_FLUSH_GPU_TLB_NUM_WREG * 3 + 6 + /* si_dma_ring_emit_vm_flush */
9 + 9 + 9, /* si_dma_ring_emit_fence x3 for user fence, vm fence */
@@ -782,8 +767,6 @@ static const struct amdgpu_ring_funcs si_dma_ring_funcs = {
.emit_fence = si_dma_ring_emit_fence,
.emit_pipeline_sync = si_dma_ring_emit_pipeline_sync,
.emit_vm_flush = si_dma_ring_emit_vm_flush,
- .emit_hdp_flush = si_dma_ring_emit_hdp_flush,
- .emit_hdp_invalidate = si_dma_ring_emit_hdp_invalidate,
.test_ring = si_dma_ring_test_ring,
.test_ib = si_dma_ring_test_ib,
.insert_nop = amdgpu_ring_insert_nop,