mirror of
https://github.com/armbian/linux.git
synced 2026-01-06 10:13:00 -08:00
The plane hardware is used when the display scanout run into plane active scanout, that means we can reuse the plane hardware resources on plane non-active scanout. Because resource share, There are some limit on share plane: one group of share planes need use same zpos, can't not overlap, etc. We assume share plane is a universal plane with some limit flags. people who use the share plane need know the limit, should call the ioctl DRM_CLIENT_CAP_SHARE_PLANES, and judge the planes limit before use it. Change-Id: Iecc3d8e7f1ce29d567cdbad689ba4dbad3d594e1 Signed-off-by: Mark Yao <mark.yao@rock-chips.com>