summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm
diff options
context:
space:
mode:
authorYinjie Yao <yinjie.yao@amd.com>2026-04-27 11:45:35 -0400
committerAlex Deucher <alexander.deucher@amd.com>2026-04-28 15:51:17 -0400
commit8d80b293b41fcb5e9396db93e788b0f4ebcbafb7 (patch)
treeda039225266f84a377dcf347121db7673d733b70 /drivers/gpu/drm
parent31bc64e87f5f3d9ccbb7e625d570cfd8f52c77fc (diff)
drm/amdgpu/vcn: set no_user_fence for VCN v2.0 enc/dec rings
VCN encoder and decoder rings do not support 64-bit user fence writes, reject CS submissions with user fences. Fixes: 1b61de45dfaf ("drm/amdgpu: add initial VCN2.0 support (v2)") 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> (cherry picked from commit e2b5499fca55f1a32960a311bbb62e35891eaf73)
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
index e35fae9cdaf6..0442bfcfd384 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
@@ -2113,6 +2113,7 @@ static const struct amd_ip_funcs vcn_v2_0_ip_funcs = {
static const struct amdgpu_ring_funcs vcn_v2_0_dec_ring_vm_funcs = {
.type = AMDGPU_RING_TYPE_VCN_DEC,
.align_mask = 0xf,
+ .no_user_fence = true,
.secure_submission_supported = true,
.get_rptr = vcn_v2_0_dec_ring_get_rptr,
.get_wptr = vcn_v2_0_dec_ring_get_wptr,
@@ -2145,6 +2146,7 @@ static const struct amdgpu_ring_funcs vcn_v2_0_enc_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_v2_0_enc_ring_get_rptr,
.get_wptr = vcn_v2_0_enc_ring_get_wptr,
.set_wptr = vcn_v2_0_enc_ring_set_wptr,