[PATCH 05/33] drm/amdgpu/vcn: don't enable per queue resets on SR-IOV

Alex Deucher alexander.deucher at amd.com
Fri Jul 11 22:39:56 UTC 2025


Power control is only available in bare metal.  SR-IOV
will need a different method.

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c   | 3 ++-
 drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c | 3 ++-
 drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c | 3 ++-
 3 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
index 5bbce8544fef0..e6613246d8b8d 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
@@ -241,7 +241,8 @@ static int vcn_v4_0_sw_init(struct amdgpu_ip_block *ip_block)
 
 	adev->vcn.supported_reset =
 		amdgpu_get_soft_full_reset_mask(&adev->vcn.inst[0].ring_enc[0]);
-	adev->vcn.supported_reset |= AMDGPU_RESET_TYPE_PER_QUEUE;
+	if (!amdgpu_sriov_vf(adev))
+		adev->vcn.supported_reset |= AMDGPU_RESET_TYPE_PER_QUEUE;
 
 	if (amdgpu_sriov_vf(adev)) {
 		r = amdgpu_virt_alloc_mm_table(adev);
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c
index 6000c528ad6ae..732e9a9293d26 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c
@@ -220,7 +220,8 @@ static int vcn_v4_0_5_sw_init(struct amdgpu_ip_block *ip_block)
 	}
 
 	adev->vcn.supported_reset = amdgpu_get_soft_full_reset_mask(&adev->vcn.inst[0].ring_enc[0]);
-	adev->vcn.supported_reset |= AMDGPU_RESET_TYPE_PER_QUEUE;
+	if (!amdgpu_sriov_vf(adev))
+		adev->vcn.supported_reset |= AMDGPU_RESET_TYPE_PER_QUEUE;
 
 	r = amdgpu_vcn_sysfs_reset_mask_init(adev);
 	if (r)
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c
index 3d3b4254bd729..a137bef918ed5 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c
@@ -198,7 +198,8 @@ static int vcn_v5_0_0_sw_init(struct amdgpu_ip_block *ip_block)
 
 	adev->vcn.supported_reset =
 		amdgpu_get_soft_full_reset_mask(&adev->vcn.inst[0].ring_enc[0]);
-	adev->vcn.supported_reset |= AMDGPU_RESET_TYPE_PER_QUEUE;
+	if (!amdgpu_sriov_vf(adev))
+		adev->vcn.supported_reset |= AMDGPU_RESET_TYPE_PER_QUEUE;
 
 	vcn_v5_0_0_alloc_ip_dump(adev);
 
-- 
2.50.0



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