On 7/21/2023 12:49 AM, Samir Dhume wrote:
Signed-off-by: Samir Dhume <samir.dhume@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c | 17 ++++++++++++++---
1 file changed, 14 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c
index 85ee74fdb7e3..896e2f895884 100644
--- a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c
@@ -111,9 +111,20 @@ static int jpeg_v4_0_3_sw_init(void *handle)
ring = &adev->jpeg.inst[i].ring_dec[j];
ring->use_doorbell = true;
ring->vm_hub = AMDGPU_MMHUB0(adev->jpeg.inst[i].aid_id);
- ring->doorbell_index =
- (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
- 1 + j + 9 * jpeg_inst;
+ if (!amdgpu_sriov_vf(adev)) {
+ ring->doorbell_index =
+ (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
+ 1 + j + 9 * jpeg_inst;
+ } else {
+ if (j < 4)
+ ring->doorbell_index =
+ (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
+ 4 + j + 32 * jpeg_inst;
Is the requirement to have the index at a 32-byte aligned boundary?
Thanks,
Lijo
+ else
+ ring->doorbell_index =
+ (adev->doorbell_index.vcn.vcn_ring0_1 << 1) +
+ 8 + j + 32 * jpeg_inst;
+ }
sprintf(ring->name, "jpeg_dec_%d.%d", adev->jpeg.inst[i].aid_id, j);
r = amdgpu_ring_init(adev, ring, 512, &adev->jpeg.inst->irq, 0,
AMDGPU_RING_PRIO_DEFAULT, NULL);
