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| author | Chris Wilson <[email protected]> | 2020-04-15 17:03:18 +0000 |
|---|---|---|
| committer | Chris Wilson <[email protected]> | 2020-04-15 23:21:31 +0000 |
| commit | a080bd994c4023042a2b605c65fa10a25933f636 (patch) | |
| tree | 880b296e0f4c54ace5086577f7d946d8cf2fdc71 /drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | |
| parent | drm/i915/selftests: Exercise basic RPS interrupt generation (diff) | |
| download | kernel-a080bd994c4023042a2b605c65fa10a25933f636.tar.gz kernel-a080bd994c4023042a2b605c65fa10a25933f636.zip | |
drm/i915/gt: Update PMINTRMSK holding fw
If we use a non-forcewaked write to PMINTRMSK, it does not take effect
until much later, if at all, causing a loss of RPS interrupts and no GPU
reclocking, leaving the GPU running at the wrong frequency for long
periods of time.
Reported-by: Francisco Jerez <[email protected]>
Suggested-by: Francisco Jerez <[email protected]>
Fixes: 35cc7f32c298 ("drm/i915/gt: Use non-forcewake writes for RPS")
Signed-off-by: Chris Wilson <[email protected]>
Cc: Francisco Jerez <[email protected]>
Cc: Mika Kuoppala <[email protected]>
Cc: Andi Shyti <[email protected]>
Reviewed-by: Mika Kuoppala <[email protected]>
Reviewed-by: Andi Shyti <[email protected]>
Reviewed-by: Francisco Jerez <[email protected]>
Cc: <[email protected]> # v5.6+
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c')
0 files changed, 0 insertions, 0 deletions