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authorJane Jian <Jane.Jian@amd.com>2022-11-16 18:22:52 +0800
committerAlex Deucher <alexander.deucher@amd.com>2022-11-23 09:47:15 -0500
commit98928baeb9b323a54b79838065f9bb5e9fa9b17e (patch)
tree6d83a6a05ab53f3eec87f802f0ed4181bb1700fd /drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
parentef5fca9f7294509ee5013af9e879edc5837c1d6c (diff)
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 <Jane.Jian@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c9
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 403d054cf51b..66b3f42764df 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
@@ -103,7 +103,6 @@ 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)
@@ -115,12 +114,6 @@ 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;
@@ -144,7 +137,7 @@ 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;