[PATCH] drm/rockchip: vop: support afbc format for rk3399 vop

Mark yao mark.yao at rock-chips.com
Fri Sep 9 20:12:26 PDT 2016


Sorry, wrong title on this mail, ignore this mail. I had resent it.
On 2016年09月10日 11:07, Mark Yao wrote:
> Rk3399 vop big can support one afbc decoder, the afbc decoder
> can select which overlay window use it.
>
> on vop hardware, we call afbc decoder as afbdc.
>
> afbdc window has some limit:
>    1, not support offset on source buffer.
>    2, if feed non-afbc buffer to afbc decoder, afbc decoder hardware
>       would die, we need take care of using it.
>
> AFBC is a compressed format, means lower bandwidth consume,
> it's useful to improve performance.
>
> Signed-off-by: Mark Yao<mark.yao at rock-chips.com>
> ---


-- 
Mark Yao





More information about the linux-arm-kernel mailing list