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| author | Evan Quan <evan.quan@amd.com> | 2021-11-05 15:25:30 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-11-17 17:41:20 -0500 |
| commit | 6ee27ee27ba8b2e725886951ba2d2d87f113bece (patch) | |
| tree | c0c7095dda37b859fd5457bc089f09aa5cd3ad98 /tools/perf/scripts/python/sched-migration.py | |
| parent | 69650a879b93e7e445e7a833287701ea7f32bd3a (diff) | |
drm/amd/pm: avoid duplicate powergate/ungate setting
Just bail out if the target IP block is already in the desired
powergate/ungate state. This can avoid some duplicate settings
which sometimes may cause unexpected issues.
Link: https://lore.kernel.org/all/YV81vidWQLWvATMM@zn.tnic/
Bug: https://bugzilla.kernel.org/show_bug.cgi?id=214921
Bug: https://bugzilla.kernel.org/show_bug.cgi?id=215025
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1789
Fixes: bf756fb833cb ("drm/amdgpu: add missing cleanups for Polaris12 UVD/VCE on suspend")
Signed-off-by: Evan Quan <evan.quan@amd.com>
Tested-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'tools/perf/scripts/python/sched-migration.py')
0 files changed, 0 insertions, 0 deletions