Recent ltdc hardware versions offer the ability
to update a plane independently of others planes.
This is could be useful especially if a plane is
assigned to another OS.
Signed-off-by: Yannick Fertre <yannick.fertre@xxxxxxxxxxx>
---
drivers/gpu/drm/stm/ltdc.c | 26 +++++++++++++++++++++++---
drivers/gpu/drm/stm/ltdc.h | 1 +
2 files changed, 24 insertions(+), 3 deletions(-)