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drm/i915/gtt: Downgrade Cherryview back to aliasing-ppgtt
authorChris Wilson <chris@chris-wilson.co.uk>
Fri, 30 Aug 2019 17:59:59 +0000 (18:59 +0100)
committerChris Wilson <chris@chris-wilson.co.uk>
Fri, 30 Aug 2019 19:49:56 +0000 (20:49 +0100)
commit0b718ba1e884f64dce27c19311dd2859b87e56b9
tree22346bb09262c213864897e1c872830a6c88bc4d
parent3dc007fe9b2b256d2779bb9e9a0d372eb1d90643
drm/i915/gtt: Downgrade Cherryview back to aliasing-ppgtt

With the upcoming change in timing (dramatically reducing the latency
between manipulating the ppGTT and execution), no amount of tweaking
could save Cherryview, it would always fail to invalidate its TLB.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Acked-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190830180000.24608-2-chris@chris-wilson.co.uk
drivers/gpu/drm/i915/gt/intel_lrc.c
drivers/gpu/drm/i915/i915_pci.c