diff options
| author | Christian König <christian.koenig@amd.com> | 2018-01-19 14:17:40 +0100 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-02-19 14:18:20 -0500 |
| commit | 698825653fdf1a696e1b9458ed9fc4aa2c6587d4 (patch) | |
| tree | 4ddb3d0444c4c0ae531dfff131e40ad8c2b02768 /drivers/gpu/drm/amd/amdgpu/vi.c | |
| parent | 3c9d1fde7f63b6f7f30e9a5366fbc2fe249e0b74 (diff) | |
drm/amdgpu: add optional ring to *_hdp callbacks
This adds an optional ring to the invalidate_hdp and flush_hdp
callbacks. If the ring isn't specified or the emit_wreg function not
available the HDP operation will be done with the CPU otherwise by
writing on the ring.
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/vi.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/vi.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c index fbb77b959f8a..61360a1552d8 100644 --- a/drivers/gpu/drm/amd/amdgpu/vi.c +++ b/drivers/gpu/drm/amd/amdgpu/vi.c @@ -856,16 +856,25 @@ static uint32_t vi_get_rev_id(struct amdgpu_device *adev) >> PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID__SHIFT; } -static void vi_flush_hdp(struct amdgpu_device *adev) +static void vi_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring) { - WREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1); - RREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL); + if (!ring || !ring->funcs->emit_wreg) { + WREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1); + RREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL); + } else { + amdgpu_ring_emit_wreg(ring, mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1); + } } -static void vi_invalidate_hdp(struct amdgpu_device *adev) +static void vi_invalidate_hdp(struct amdgpu_device *adev, + struct amdgpu_ring *ring) { - WREG32(mmHDP_DEBUG0, 1); - RREG32(mmHDP_DEBUG0); + if (!ring || !ring->funcs->emit_wreg) { + WREG32(mmHDP_DEBUG0, 1); + RREG32(mmHDP_DEBUG0); + } else { + amdgpu_ring_emit_wreg(ring, mmHDP_DEBUG0, 1); + } } static const struct amdgpu_asic_funcs vi_asic_funcs = |