diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c | 79 |
1 files changed, 56 insertions, 23 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c index 1f9021f896a1..a019ac92edb7 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c @@ -389,34 +389,67 @@ static uint64_t sdma_v5_0_ring_get_wptr(struct amdgpu_ring *ring) static void sdma_v5_0_ring_set_wptr(struct amdgpu_ring *ring) { struct amdgpu_device *adev = ring->adev; + uint32_t *wptr_saved; + uint32_t *is_queue_unmap; + uint64_t aggregated_db_index; + uint32_t mqd_size = adev->mqds[AMDGPU_HW_IP_DMA].mqd_size; DRM_DEBUG("Setting write pointer\n"); - if (ring->use_doorbell) { - DRM_DEBUG("Using doorbell -- " - "wptr_offs == 0x%08x " - "lower_32_bits(ring->wptr << 2) == 0x%08x " - "upper_32_bits(ring->wptr << 2) == 0x%08x\n", - ring->wptr_offs, - lower_32_bits(ring->wptr << 2), - upper_32_bits(ring->wptr << 2)); - /* XXX check if swapping is necessary on BE */ + if (ring->is_mes_queue) { + wptr_saved = (uint32_t *)(ring->mqd_ptr + mqd_size); + is_queue_unmap = (uint32_t *)(ring->mqd_ptr + mqd_size + + sizeof(uint32_t)); + aggregated_db_index = + amdgpu_mes_get_aggregated_doorbell_index(adev, + AMDGPU_MES_PRIORITY_LEVEL_NORMAL); + atomic64_set((atomic64_t *)ring->wptr_cpu_addr, ring->wptr << 2); - DRM_DEBUG("calling WDOORBELL64(0x%08x, 0x%016llx)\n", - ring->doorbell_index, ring->wptr << 2); - WDOORBELL64(ring->doorbell_index, ring->wptr << 2); + *wptr_saved = ring->wptr << 2; + if (*is_queue_unmap) { + WDOORBELL64(aggregated_db_index, ring->wptr << 2); + DRM_DEBUG("calling WDOORBELL64(0x%08x, 0x%016llx)\n", + ring->doorbell_index, ring->wptr << 2); + WDOORBELL64(ring->doorbell_index, ring->wptr << 2); + } else { + DRM_DEBUG("calling WDOORBELL64(0x%08x, 0x%016llx)\n", + ring->doorbell_index, ring->wptr << 2); + WDOORBELL64(ring->doorbell_index, ring->wptr << 2); + + if (*is_queue_unmap) + WDOORBELL64(aggregated_db_index, + ring->wptr << 2); + } } else { - DRM_DEBUG("Not using doorbell -- " - "mmSDMA%i_GFX_RB_WPTR == 0x%08x " - "mmSDMA%i_GFX_RB_WPTR_HI == 0x%08x\n", - ring->me, - lower_32_bits(ring->wptr << 2), - ring->me, - upper_32_bits(ring->wptr << 2)); - WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, ring->me, mmSDMA0_GFX_RB_WPTR), - lower_32_bits(ring->wptr << 2)); - WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, ring->me, mmSDMA0_GFX_RB_WPTR_HI), - upper_32_bits(ring->wptr << 2)); + if (ring->use_doorbell) { + DRM_DEBUG("Using doorbell -- " + "wptr_offs == 0x%08x " + "lower_32_bits(ring->wptr) << 2 == 0x%08x " + "upper_32_bits(ring->wptr) << 2 == 0x%08x\n", + ring->wptr_offs, + lower_32_bits(ring->wptr << 2), + upper_32_bits(ring->wptr << 2)); + /* XXX check if swapping is necessary on BE */ + atomic64_set((atomic64_t *)ring->wptr_cpu_addr, + ring->wptr << 2); + DRM_DEBUG("calling WDOORBELL64(0x%08x, 0x%016llx)\n", + ring->doorbell_index, ring->wptr << 2); + WDOORBELL64(ring->doorbell_index, ring->wptr << 2); + } else { + DRM_DEBUG("Not using doorbell -- " + "mmSDMA%i_GFX_RB_WPTR == 0x%08x " + "mmSDMA%i_GFX_RB_WPTR_HI == 0x%08x\n", + ring->me, + lower_32_bits(ring->wptr << 2), + ring->me, + upper_32_bits(ring->wptr << 2)); + WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, + ring->me, mmSDMA0_GFX_RB_WPTR), + lower_32_bits(ring->wptr << 2)); + WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, + ring->me, mmSDMA0_GFX_RB_WPTR_HI), + upper_32_bits(ring->wptr << 2)); + } } } |