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authorYinjie Yao <yinjie.yao@amd.com>2026-04-27 11:45:36 -0400
committerAlex Deucher <alexander.deucher@amd.com>2026-04-28 14:35:39 -0400
commit48fc78c31ea7fec63100a772f863cf51b2f8cd0a (patch)
treee2d21de79cf05402628b94e745cc14651043180f
parente16be95a2c3ee712b142cb27d2dca0b461181359 (diff)
drm/amdgpu/vcn: set no_user_fence for VCN v5.0.2 enc ring
VCN encoder and decoder rings do not support 64-bit user fence writes, reject CS submissions with user fences. Fixes: 8433398c789c ("drm/amdgpu: Add VCN v5_0_2") Reviewed-by: Christian König <christian.koenig@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Yinjie Yao <yinjie.yao@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/amdgpu/vcn_v5_0_2.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_2.c b/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_2.c
index c3d3cc023058..bbc172db91a1 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_2.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_2.c
@@ -994,6 +994,7 @@ static const struct amdgpu_ring_funcs vcn_v5_0_2_unified_ring_vm_funcs = {
.type = AMDGPU_RING_TYPE_VCN_ENC,
.align_mask = 0x3f,
.nop = VCN_ENC_CMD_NO_OP,
+ .no_user_fence = true,
.get_rptr = vcn_v5_0_2_unified_ring_get_rptr,
.get_wptr = vcn_v5_0_2_unified_ring_get_wptr,
.set_wptr = vcn_v5_0_2_unified_ring_set_wptr,