drm/i915: Probe for PCH chipset type
authorZhenyu Wang <zhenyuw@linux.intel.com>
Wed, 7 Apr 2010 08:15:53 +0000 (16:15 +0800)
committerEric Anholt <eric@anholt.net>
Mon, 12 Apr 2010 16:23:39 +0000 (09:23 -0700)
commit3bad0781832e4e8c9a532f1169bfcd7257bcfd9e
treed1ab074ca4a3e6f30fa95473584507776d7ac435
parent7da9f6cbf70656ed1c913a674b82b68e076c99f7
drm/i915: Probe for PCH chipset type

PCH is the new name for south bridge from Ironlake/Sandybridge,
which contains most of the display outputs except eDP. This one
adds a probe function to detect current PCH type, and method to
detect Cougarpoint PCH.

Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
drivers/gpu/drm/i915/i915_dma.c
drivers/gpu/drm/i915/i915_drv.c
drivers/gpu/drm/i915/i915_drv.h