[PATCH 4/4] drm/amdgpu: fix vcn doorbell range setting

Alex Deucher alexander.deucher at amd.com
Tue Mar 28 15:05:50 UTC 2023


From: James Zhu <James.Zhu at amd.com>

Should use vcn_ring0_1 instead of doorbell index to
set nbio doorbell range.

Signed-off-by: James Zhu <James.Zhu at amd.com>
Reviewed-by: Sonny Jiang <sonny.jiang at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
index 4418c9f05ec4..ae2cc47d344a 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
@@ -176,7 +176,7 @@ static int vcn_v4_0_3_hw_init(void *handle)
 	int r;
 
 	adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
-				ring->doorbell_index, ring->me);
+				(adev->doorbell_index.vcn.vcn_ring0_1 << 1), ring->me);
 	if (ring->use_doorbell)
 		WREG32_SOC15(VCN, ring->me, regVCN_RB4_DB_CTRL,
 			ring->doorbell_index << VCN_RB4_DB_CTRL__OFFSET__SHIFT |
-- 
2.39.2



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