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authorChris Wilson <chris@chris-wilson.co.uk>2019-12-10 21:01:11 +0300
committerChris Wilson <chris@chris-wilson.co.uk>2019-12-12 00:34:35 +0300
commit972745fd577044ea153ec6d7899dcf9bb3c806e5 (patch)
tree81daffb9a6d9be2bfa2454093f77ef02aa12cf5e /tools/perf/scripts/python/exported-sql-viewer.py
parent220a9d45c6709127cd56430caef07034f1ec5030 (diff)
downloadlinux-972745fd577044ea153ec6d7899dcf9bb3c806e5.tar.xz
drm/i915/gt: Disable manual rc6 for Braswell/Baytrail
The initial investigated showed that while the PCU on Braswell/Baytrail controlled RC6 itself. setting the software RC6 request made no difference. Further testing reveals though that it causes a delay in the PCU on enabling RC6. Closes: https://gitlab.freedesktop.org/drm/intel/issues/763 Fixes: 730eaeb52426 ("drm/i915/gt: Manual rc6 entry upon parking") Testcase: igt/perf/rc6-disable Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Andi Shyti <andi.shyti@intel.com> Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com> Cc: Imre Deak <imre.deak@intel.com> Acked-by: Andi Shyti <andi.shyti@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20191210180111.3958558-1-chris@chris-wilson.co.uk
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