tree 8c2d01ddb9f82fa88560843d523453cd64eecc1c
parent 3be61d4f7e79907db981d67e620e0b10ee49181e
author Nico Huber <nico.huber@secunet.com> 1484143943 +0100
committer Nico Huber <nico.h@gmx.de> 1488822663 +0100

gma: Disable all stale pipes before enabling any new

To support arbitrary configuration changes, we have to disable all
changed pipes first before we enable any new outputs.

Currently if an output moved from one pipe to another we might have
enabled it twice on different pipes.

Change-Id: Ibf601b8b5044aff4dd9e0a9c15cec20db6907aa5
Signed-off-by: Nico Huber <nico.huber@secunet.com>
Reviewed-on: https://review.coreboot.org/18120
Tested-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>