This is a note to let you know that I've just added the patch titled
drm/amd/vcn: fix an error msg on vcn 3.0
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-amd-vcn-fix-an-error-msg-on-vcn-3.0.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit bf8ea95fb64e1e9fbebf251f5d186d240de57296
Author: tiancyin <tianci.yin@xxxxxxx>
Date: Sun Mar 27 19:07:13 2022 +0800
drm/amd/vcn: fix an error msg on vcn 3.0
[ Upstream commit 425d7a87e54ee358f580eaf10cf28dc95f7121c1 ]
Some video card has more than one vcn instance, passing 0 to
vcn_v3_0_pause_dpg_mode is incorrect.
Error msg:
Register(1) [mmUVD_POWER_STATUS] failed to reach value
0x00000001 != 0x00000002
Reviewed-by: James Zhu <James.Zhu@xxxxxxx>
Signed-off-by: tiancyin <tianci.yin@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
index 6e56bef4fdf8..1310617f030f 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
@@ -1511,7 +1511,7 @@ static int vcn_v3_0_stop_dpg_mode(struct amdgpu_device *adev, int inst_idx)
struct dpg_pause_state state = {.fw_based = VCN_DPG_STATE__UNPAUSE};
uint32_t tmp;
- vcn_v3_0_pause_dpg_mode(adev, 0, &state);
+ vcn_v3_0_pause_dpg_mode(adev, inst_idx, &state);
/* Wait for power status to be 1 */
SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1,
