drm/exynos: add wait_for_vblank callback interface.
authorInki Dae <inki.dae@samsung.com>
Mon, 20 Aug 2012 10:55:14 +0000 (19:55 +0900)
committerInki Dae <inki.dae@samsung.com>
Thu, 4 Oct 2012 01:05:59 +0000 (10:05 +0900)
commitb011941f0ffdefb87585d9ed786164037d0d50df
tree5108a8c71a1177206a44e695d7a1f3d9e6709a10
parent50caf25c583b938c681b61e64dac58da9b640f2f
drm/exynos: add wait_for_vblank callback interface.

Changelog v2:
fixed comments.

Changelog v1:
this interface can be used to make sure that hardware overlay is disabled
to avoid that memory region is accessed by dma after gem buffer was released.

Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
drivers/gpu/drm/exynos/exynos_drm_drv.h
drivers/gpu/drm/exynos/exynos_drm_encoder.c