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drm/amdgpu: wire up emit_wreg for SDMA v4 

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>
This commit is contained in:
Christian König 2018-01-12 16:34:03 +01:00 committed by Alex Deucher
parent 3d31d4cb2c
commit 4ca54b358b
1 changed files with 10 additions and 0 deletions
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10
drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
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@ -1172,6 +1172,15 @@ static void sdma_v4_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
SDMA_PKT_POLL_REGMEM_DW5_INTERVAL(10));
}
static void sdma_v4_0_ring_emit_wreg(struct amdgpu_ring *ring,
uint32_t reg, uint32_t val)
{
amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_SRBM_WRITE) |
SDMA_PKT_SRBM_WRITE_HEADER_BYTE_EN(0xf));
amdgpu_ring_write(ring, reg);
amdgpu_ring_write(ring, val);
}
static int sdma_v4_0_early_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
@ -1608,6 +1617,7 @@ static const struct amdgpu_ring_funcs sdma_v4_0_ring_funcs = {
.test_ib = sdma_v4_0_ring_test_ib,
.insert_nop = sdma_v4_0_ring_insert_nop,
.pad_ib = sdma_v4_0_ring_pad_ib,
.emit_wreg = sdma_v4_0_ring_emit_wreg,
};
static void sdma_v4_0_set_ring_funcs(struct amdgpu_device *adev)