diff options
| author | Jane Jian <[email protected]> | 2022-11-16 10:22:52 +0000 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2022-11-23 14:01:54 +0000 |
| commit | ecb41b71ef90cf4741bcc3286b769dda746b67e6 (patch) | |
| tree | 4522140f876f2e6919216ac0e6c743e85d8e90c2 /drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c | |
| parent | drm/amdgpu: Partially revert "drm/amdgpu: update drm_display_info correctly w... (diff) | |
| download | kernel-ecb41b71ef90cf4741bcc3286b769dda746b67e6.tar.gz kernel-ecb41b71ef90cf4741bcc3286b769dda746b67e6.zip | |
drm/amdgpu/vcn: re-use original vcn0 doorbell value
root cause that S2A need to use deduct offset flag.
after setting this flag, vcn0 doorbell value works.
so return it as before
Signed-off-by: Jane Jian <[email protected]>
Acked-by: Alex Deucher <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c index 897a5ce9c9da..dcc49b01bd59 100644 --- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c @@ -100,7 +100,6 @@ static int vcn_v4_0_sw_init(void *handle) struct amdgpu_ring *ring; struct amdgpu_device *adev = (struct amdgpu_device *)handle; int i, r; - int vcn_doorbell_index = 0; r = amdgpu_vcn_sw_init(adev); if (r) @@ -112,12 +111,6 @@ static int vcn_v4_0_sw_init(void *handle) if (r) return r; - if (amdgpu_sriov_vf(adev)) { - vcn_doorbell_index = adev->doorbell_index.vcn.vcn_ring0_1 - MMSCH_DOORBELL_OFFSET; - /* get DWORD offset */ - vcn_doorbell_index = vcn_doorbell_index << 1; - } - for (i = 0; i < adev->vcn.num_vcn_inst; i++) { volatile struct amdgpu_vcn4_fw_shared *fw_shared; @@ -135,7 +128,7 @@ static int vcn_v4_0_sw_init(void *handle) ring = &adev->vcn.inst[i].ring_enc[0]; ring->use_doorbell = true; if (amdgpu_sriov_vf(adev)) - ring->doorbell_index = vcn_doorbell_index + i * (adev->vcn.num_enc_rings + 1) + 1; + ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + i * (adev->vcn.num_enc_rings + 1) + 1; else ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 2 + 8 * i; |