From e16be95a2c3ee712b142cb27d2dca0b461181359 Mon Sep 17 00:00:00 2001 From: Yinjie Yao Date: Mon, 27 Apr 2026 11:45:36 -0400 Subject: [PATCH] drm/amdgpu/vcn: set no_user_fence for VCN v5.0.1 enc ring MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit VCN encoder and decoder rings do not support 64-bit user fence writes, reject CS submissions with user fences. Fixes: 346492f30ce3 ("drm/amdgpu: Add VCN_5_0_1 support") Reviewed-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Yinjie Yao Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/vcn_v5_0_1.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_1.c b/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_1.c index c28c6aff17aaa..54fbf8d73ca67 100644 --- a/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_1.c +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_1.c @@ -1419,6 +1419,7 @@ static const struct amdgpu_ring_funcs vcn_v5_0_1_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_1_unified_ring_get_rptr, .get_wptr = vcn_v5_0_1_unified_ring_get_wptr, .set_wptr = vcn_v5_0_1_unified_ring_set_wptr, -- 2.47.3