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(parent: 9a41e17) | patch
drm/i915/bdw: Add missing delay during L3 SQC credit programming
authorImre Deak <imre.deak@intel.com>
Tue, 3 May 2016 12:54:19 +0000 (15:54 +0300)
committerImre Deak <imre.deak@intel.com>
Tue, 3 May 2016 13:49:09 +0000 (16:49 +0300)
commit48e5d68d28f00c0cadac5a830980ff3222781abb
treea8287da28da8a0674c92e5c7b6708fff953e3c8etree | snapshot
parent9a41e17de38e8528816598e728f784da68df17f7commit | diff
drm/i915/bdw: Add missing delay during L3 SQC credit programming

BSpec requires us to wait ~100 clocks before re-enabling clock gating,
so make sure we do this.

CC: stable@vger.kernel.org
CC: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1462280061-1457-2-git-send-email-imre.deak@intel.com
drivers/gpu/drm/i915/intel_pm.c diff | blob | history
Domain: System / Kernel;