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1c860a306e
When invalidating RCS TLB the device can enter RC6 state interrupting
the process, therefore the need for render forcewake for the whole
procedure.
This WA is needed for all production SKL SKUs.
v2: reworked putting and getting forcewake with help of Mika Kuoppala
v3: use I915_READ_FW and I915_WRITE_FW as we are handling forcewake on
in the code path
References: HSD#2136899, HSD#1404391274
Cc: Mika Kuoppala <mika.kuoppala@intel.com>
Cc: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Arkadiusz Hiler <arkadiusz.hiler@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
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| Makefile | ||