Chris Wilson a080bd994c 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 <currojerez@riseup.net> Suggested-by: Francisco Jerez <currojerez@riseup.net> Fixes: 35cc7f32c2 ("drm/i915/gt: Use non-forcewake writes for RPS") Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Francisco Jerez <currojerez@riseup.net> Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com> Cc: Andi Shyti <andi.shyti@intel.com> Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com> Reviewed-by: Andi Shyti <andi.shyti@intel.com> Reviewed-by: Francisco Jerez <currojerez@riseup.net> Cc: <stable@vger.kernel.org> # v5.6+ Link: https://patchwork.freedesktop.org/patch/msgid/20200415170318.16771-2-chris@chris-wilson.co.uk		2020-04-16 00:21:31 +01:00
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drm	drm/i915/gt: Update PMINTRMSK holding fw	2020-04-16 00:21:31 +01:00
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