[coreboot-gerrit] Change in coreboot[master]: intel/gma: Only enable bus mastering if we are going to use it

[Nico Huber (Code Review)]

Hello build bot (Jenkins), Damien Zammit, Matt DeVillier, Angel Pons, Patrick Rudolph,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/40727

to look at the new patch set (#5).

Change subject: intel/gma: Only enable bus mastering if we are going to use it
......................................................................

intel/gma: Only enable bus mastering if we are going to use it

Also fix wrong 32-bit writes.

Change-Id: Ib038f0cd558223536da08ba2264774db11cd8357
Signed-off-by: Nico Huber 
---
M src/northbridge/intel/gm45/gma.c
M src/northbridge/intel/haswell/gma.c
M src/northbridge/intel/i945/gma.c
M src/northbridge/intel/ironlake/gma.c
M src/northbridge/intel/pineview/gma.c
M src/northbridge/intel/sandybridge/gma.c
M src/northbridge/intel/x4x/gma.c
M src/soc/intel/broadwell/igd.c
M src/soc/intel/common/block/graphics/graphics.c
9 files changed, 23 insertions(+), 55 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/27/40727/5