6.6-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Yinjie Yao <redacted>

[ Upstream commit e7e90b5839aeb8805ec83bb4da610b8dab8e184d ]

JPEG rings do not support 64-bit user fence writes, reject CS
submissions with user fences.

Fixes: b13111de32a9 ("drm/amdgpu/jpeg: add jpeg support for VCN4_0_0")
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Yinjie Yao <redacted>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 8d0cac9478a3f046279c657d6a2545de49ae675a)
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c
index 3eb3dcd56b579..9d4eb9c8885f1 100644
--- a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c

@@ -722,6 +722,7 @@ static const struct amd_ip_funcs jpeg_v4_0_ip_funcs = {
 static const struct amdgpu_ring_funcs jpeg_v4_0_dec_ring_vm_funcs = {
 	.type = AMDGPU_RING_TYPE_VCN_JPEG,
 	.align_mask = 0xf,
+	.no_user_fence = true,
 	.get_rptr = jpeg_v4_0_dec_ring_get_rptr,
 	.get_wptr = jpeg_v4_0_dec_ring_get_wptr,
 	.set_wptr = jpeg_v4_0_dec_ring_set_wptr,

-- 
2.53.0