Re: [RFC PATCH v1 0/4] Add Rockchip RGA support

Heiko Stübner
2016-03-21T11:29:58Z

Hi Yakir,

Am Montag, 21. März 2016, 17:28:38 schrieb Yakir Yang:
> This patch set would add the RGA direct rendering based 2d graphics
> acceleration module.

very cool to see that.

> This patch set is based on git repository below:
> git://people.freedesktop.org/~airlied/linux drm-next
> commit id: 568d7c764ae01f3706085ac8f0d8a8ac7e826bd7
>
> And the RGA driver is based on Exynos G2D driver, it only manages the
> command lists received from user, so user should make the command list
> to data and registers needed by operation to use.
>
> I have prepared an userspace demo application for testing:
> https://github.com/yakir-Yang/libdrm-rockchip
> That is a rockchip libdrm library, and I have write a simple test case
> "rockchip_rga_test" that would test the below RGA features:
> - solid
> - copy
> - rotation
> - flip
> - window clip
> - dithering

Did you submit your libdrm changes as well?

Userspace-interfaces need to be stable so the other side must also get
accepted - even before the kernel change if I remember correctly.

Heiko