diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c index 0c2b12ec0e9f..ecaef084dab1 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c @@ -510,7 +510,7 @@ static void sdma_v3_0_gfx_stop(struct amdgpu_device *adev) if ((adev->mman.buffer_funcs_ring == sdma0) || (adev->mman.buffer_funcs_ring == sdma1)) - amdgpu_ttm_set_active_vram_size(adev, adev->gmc.visible_vram_size); + amdgpu_ttm_set_buffer_funcs_status(adev, false); for (i = 0; i < adev->sdma.num_instances; i++) { rb_cntl = RREG32(mmSDMA0_GFX_RB_CNTL + sdma_offsets[i]); @@ -711,14 +711,17 @@ static int sdma_v3_0_gfx_resume(struct amdgpu_device *adev) WREG32(mmSDMA0_GFX_RB_WPTR_POLL_ADDR_HI + sdma_offsets[i], upper_32_bits(wptr_gpu_addr)); wptr_poll_cntl = RREG32(mmSDMA0_GFX_RB_WPTR_POLL_CNTL + sdma_offsets[i]); - if (ring->use_pollmem) + if (ring->use_pollmem) { + /*wptr polling is not enogh fast, directly clean the wptr register */ + WREG32(mmSDMA0_GFX_RB_WPTR + sdma_offsets[i], 0); wptr_poll_cntl = REG_SET_FIELD(wptr_poll_cntl, SDMA0_GFX_RB_WPTR_POLL_CNTL, ENABLE, 1); - else + } else { wptr_poll_cntl = REG_SET_FIELD(wptr_poll_cntl, SDMA0_GFX_RB_WPTR_POLL_CNTL, ENABLE, 0); + } WREG32(mmSDMA0_GFX_RB_WPTR_POLL_CNTL + sdma_offsets[i], wptr_poll_cntl); /* enable DMA RB */ @@ -750,7 +753,7 @@ static int sdma_v3_0_gfx_resume(struct amdgpu_device *adev) } if (adev->mman.buffer_funcs_ring == ring) - amdgpu_ttm_set_active_vram_size(adev, adev->gmc.real_vram_size); + amdgpu_ttm_set_buffer_funcs_status(adev, true); } return 0; |
