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(parent: 219af73) | patch
drm/i915: Disable DC states around GMBUS on GLK
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Fri, 8 Dec 2017 21:37:36 +0000 (23:37 +0200)
committerVille Syrjälä <ville.syrjala@linux.intel.com>
Fri, 22 Dec 2017 12:22:48 +0000 (14:22 +0200)
commit156961ae7bdf6feb72778e8da83d321b273343fd
tree8f3c1ef9a0611f831d6fb4b67d54266cf548c791tree | snapshot
parent219af7331f37e0e803688f6c5f7d29bc6204e88ecommit | diff
drm/i915: Disable DC states around GMBUS on GLK

Prevent the DMC from destroying GMBUS transfers on GLK. GMBUS
lives in PG1 so DC off is all we need.

Cc: stable@vger.kernel.org
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171208213739.16388-1-ville.syrjala@linux.intel.com
Reviewed-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
drivers/gpu/drm/i915/intel_runtime_pm.c diff | blob | history
Domain: System / Kernel; Licenses: GPL-2.0;