diff options
| author | Christian König <christian.koenig@amd.com> | 2018-01-12 16:33:15 +0100 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-02-19 14:18:03 -0500 |
| commit | a37e69db4f566f5432d098a878a35b8eab0f4d4a (patch) | |
| tree | 6fc7c370c6d1af689869ef6cc3c263d6bbbd1356 | |
| parent | 5b9263d9f2ab4f8afe21ef60c71eaf8c8289235a (diff) | |
drm/amdgpu: wire up emit_wreg for CIK SDMA
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>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/cik_sdma.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c index 66d9b5f85d6e..fbbac8498044 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c +++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c @@ -907,6 +907,14 @@ static void cik_sdma_ring_emit_vm_flush(struct amdgpu_ring *ring, amdgpu_ring_write(ring, (0xfff << 16) | 10); /* retry count, poll interval */ } +static void cik_sdma_ring_emit_wreg(struct amdgpu_ring *ring, + uint32_t reg, uint32_t val) +{ + amdgpu_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_SRBM_WRITE, 0, 0xf000)); + amdgpu_ring_write(ring, reg); + amdgpu_ring_write(ring, val); +} + static void cik_enable_sdma_mgcg(struct amdgpu_device *adev, bool enable) { @@ -1295,6 +1303,7 @@ static const struct amdgpu_ring_funcs cik_sdma_ring_funcs = { .test_ib = cik_sdma_ring_test_ib, .insert_nop = cik_sdma_ring_insert_nop, .pad_ib = cik_sdma_ring_pad_ib, + .emit_wreg = cik_sdma_ring_emit_wreg, }; static void cik_sdma_set_ring_funcs(struct amdgpu_device *adev) |