drm/i915: Disconnect 32 and 48 bit ppGTT support
authorJoonas Lahtinen <joonas.lahtinen@linux.intel.com>
Fri, 11 Aug 2017 09:51:26 +0000 (12:51 +0300)
committerZhenyu Wang <zhenyuw@linux.intel.com>
Tue, 15 Aug 2017 02:11:49 +0000 (10:11 +0800)
commit4fc05063519cb7699142909e63807e55e03bde34
treeb4233377d80584e3c8a8211267d2177b8ae87ebe
parent9dfb8e5b9112483530429c96d463e6d45e0106ed
drm/i915: Disconnect 32 and 48 bit ppGTT support

Configurations like virtualized environments may support only 48 bit
ppGTT without supporting 32 bit ppGTT. Support this by disconnecting
the relationship of the two feature bits.

Cc: Tina Zhang <tina.zhang@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Zhi Wang <zhi.a.wang@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
drivers/gpu/drm/i915/i915_gem_gtt.c