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drm/amdgpu: wire up emit_wreg for SI DMA
Needed for vm_flush unification. 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>
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1 changed files with 9 additions and 0 deletions
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@ -497,6 +497,14 @@ static void si_dma_ring_emit_vm_flush(struct amdgpu_ring *ring,
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amdgpu_ring_write(ring, (0 << 28) | 0x20); /* func(always) | poll interval */
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}
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static void si_dma_ring_emit_wreg(struct amdgpu_ring *ring,
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uint32_t reg, uint32_t val)
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{
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amdgpu_ring_write(ring, DMA_PACKET(DMA_PACKET_SRBM_WRITE, 0, 0, 0, 0));
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amdgpu_ring_write(ring, (0xf << 16) | reg);
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amdgpu_ring_write(ring, val);
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}
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static int si_dma_early_init(void *handle)
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{
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struct amdgpu_device *adev = (struct amdgpu_device *)handle;
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@ -789,6 +797,7 @@ static const struct amdgpu_ring_funcs si_dma_ring_funcs = {
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.test_ib = si_dma_ring_test_ib,
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.insert_nop = amdgpu_ring_insert_nop,
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.pad_ib = si_dma_ring_pad_ib,
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.emit_wreg = si_dma_ring_emit_wreg,
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};
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static void si_dma_set_ring_funcs(struct amdgpu_device *adev)
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