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| author | Prike Liang <Prike.Liang@amd.com> | 2026-08-31 10:51:04 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2026-09-10 12:54:37 -0400 |
| commit | 1f1d43418d61c8511779e0f63a954a78b9433b43 (patch) | |
| tree | b2f14f13d14ed5af7895bf1e1c9bfa94ac8c0404 /scripts/Makefile.thinlto | |
| parent | 5d7e0cc4afda0cb25c0829dc7c1bb4bedd7886a5 (diff) | |
| download | linux-1f1d43418d61c8511779e0f63a954a78b9433b43.tar.gz linux-1f1d43418d61c8511779e0f63a954a78b9433b43.zip | |
drm/amdgpu: skip gfx switch_power_profile during GPU reset
During resume from GPU reset, the gfx idle work may invoke switch_power_profile
before the reset completes. This causes the following assert error because the
register access occurs without first releasing the GPU reset semaphore:
[ 1576.768935] CR2: 0000559ea133ead0 CR3: 00000002e6c42000 CR4: 0000000000350ef0
[ 1576.768940] Call Trace:
[ 1576.768944] <TASK>
[ 1576.768953] amdgpu_device_rreg+0x21/0x50 [amdgpu]
[ 1576.769158] smu_msg_v1_send_msg+0x1a4/0x6e0 [amdgpu]
[ 1576.769437] smu_cmn_send_smc_msg_with_params_ext+0xba/0x120 [amdgpu]
[ 1576.769721] smu_cmn_send_smc_msg_with_param+0x33/0x40 [amdgpu]
[ 1576.769993] smu_v13_0_0_set_power_profile_mode+0x192/0x2b0 [amdgpu]
[ 1576.770267] smu_bump_power_profile_mode+0x5d/0x80 [amdgpu]
[ 1576.770538] smu_switch_power_profile+0xa4/0xf0 [amdgpu]
[ 1576.770839] amdgpu_dpm_switch_power_profile+0x6f/0x90 [amdgpu]
[ 1576.771210] amdgpu_gfx_profile_idle_work_handler+0xe9/0x130 [amdgpu]
[ 1576.771460] process_one_work+0x23e/0x6f0
[ 1576.771491] worker_thread+0x1c4/0x380
[ 1576.771506] kthread+0x10c/0x150
[ 1576.771512] ? __pfx_worker_thread+0x10/0x10
[ 1576.771518] ? __pfx_kthread+0x10/0x10
[ 1576.771530] ret_from_fork+0x314/0x390
[ 1576.771537] ? __pfx_kthread+0x10/0x10
[ 1576.771546] ret_from_fork_asm+0x1a/0x30
Signed-off-by: Prike Liang <Prike.Liang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit d93b1ff538ce9750c01e0dd0aa62575579c0fc08)
Cc: stable@vger.kernel.org
Diffstat (limited to 'scripts/Makefile.thinlto')
0 files changed, 0 insertions, 0 deletions