msm: Disable UBWC briefly while we land the ARC++ modifier support

BUG=b:145579089, b:79682290. b:163562363
TEST=Verify that UBWC is off (eg /sys/kernel/debug/dri/1/state)

Change-Id: Icc62960ea12c30bfa709e358ec1cfb097333e6fb
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/minigbm/+/2353749
Reviewed-by: Gurchetan Singh <gurchetansingh@chromium.org>
Tested-by: Kristian H. Kristensen <hoegsberg@chromium.org>
Commit-Queue: Kristian H. Kristensen <hoegsberg@chromium.org>
1 file changed