mirror of https://gitee.com/openkylin/linux.git
8cb0983678
When SW enables the use of 2M/1G pages, it must disable the GTT cache. v2: don't disable for Cherryview which doesn't even support 48b PPGTT! v3: explicitly check that the system does support 2M/1G pages v4: split WA and decision logic Signed-off-by: Matthew Auld <matthew.auld@intel.com> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Cc: Chris Wilson <chris@chris-wilson.co.uk> Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com> Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20171006145041.21673-12-matthew.auld@intel.com Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Link: https://patchwork.freedesktop.org/patch/msgid/20171006221833.32439-11-chris@chris-wilson.co.uk |
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