diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c index 50b6eb9bcfda..70b0d1fd9868 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c @@ -1847,8 +1847,18 @@ static int sdma_v4_0_sw_init(void *handle) /* paging queue use same doorbell index/routing as gfx queue * with 0x400 (4096 dwords) offset on second doorbell page */ - ring->doorbell_index = adev->doorbell_index.sdma_engine[i] << 1; - ring->doorbell_index += 0x400; + if (adev->ip_versions[SDMA0_HWIP][0] >= IP_VERSION(4, 0, 0) && + adev->ip_versions[SDMA0_HWIP][0] < IP_VERSION(4, 2, 0)) { + ring->doorbell_index = + adev->doorbell_index.sdma_engine[i] << 1; + ring->doorbell_index += 0x400; + } else { + /* From vega20, the sdma_doorbell_range in 1st + * doorbell page is reserved for page queue. + */ + ring->doorbell_index = + (adev->doorbell_index.sdma_engine[i] + 1) << 1; + } if (adev->ip_versions[SDMA0_HWIP][0] == IP_VERSION(4, 2, 2) && i >= 5) ring->vm_hub = AMDGPU_MMHUB1(0); |