[LinuxPPS] 24 Jun 18:17 - enable bus mastering on i915 at resume time

[linuxpps: Jie Luo <>]

enable bus mastering on i915 at resume time  
  
On 9xx chips, bus mastering needs to be enabled at resume time for much of the  
chip to function. With this patch, vblank interrupts will work as expected  
on resume, along with other chip functions. Fixes kernel bugzilla #10844.  
  
Signed-off-by: Jie Luo   
Signed-off-by: Jesse Barnes   
Signed-off-by: Linus Torvalds   
  
drivers/char/drm/i915_drv.c

URL: http://gitweb.enneenne.com/?p=linuxpps;a=commit;h=ea7b44c8e6baa1a4507f05ba2c0009ac21c3fe0b