Add support for white LEDs

Bug: 9079860
Change-Id: Icc981682a274546c1414bd7c0b0045b1293575bf
hwc: Clear rotator map if overlay allocation fails

This fixes the GPU fallback path in case overlay set fails.

Bug: 9322550
Change-Id: I515204f41169debd8428b4fc48be392ecdd9ff48
Signed-off-by: Iliyan Malchev <malchev@google.com>
overlay: Add tolerance to downscale factor

In certain corner cases for 1080p panels, round doesn't get us
the right downscale factor resulting in MDP attempting to go into
blt mode. Add a tolerance for failure.

Bug: 9322550
Change-Id: I2be4715955d9e248fc63e408dc4a2cdf493152f6
Signed-off-by: Iliyan Malchev <malchev@google.com>
weird flag

Change-Id: Iab13a7db0df7755c2954781f2049a6f0bdb185ec