forked from Minki/linux
303d4ea522
Set bit 8 in 0x43224 to prevent screen corruption and system hangs on high memory bandwidth conditions. The same wa also suggest setting bit 31 on ARB_CTL. According to another workaround we gain better idle power savings when FBC is enabled. v2: use correct workaround name v3: split out overlapping wa for corruption avoidance (Ville) References: HSD#2137218, HSD#2227171, HSD#2136579, BSID#883 Cc: Paulo Zanoni <paulo.r.zanoni@intel.com> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1465309159-30531-26-git-send-email-mika.kuoppala@intel.com |
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