Re: [PATCH RFC 2/2] dt-bindings: add binding documentation for Allwinner CSI

From: Yong
Date: Wed Jul 19 2017 - 03:01:11 EST


On Wed, 19 Jul 2017 08:50:19 +0200
Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx> wrote:

> On Wed, Jul 19, 2017 at 09:33:49AM +0300, Baruch Siach wrote:
> > Hi Yong,
> >
> > On Wed, Jul 19, 2017 at 02:21:20PM +0800, Yong wrote:
> > > On Wed, 19 Jul 2017 07:49:23 +0300
> > > Baruch Siach <baruch@xxxxxxxxxx> wrote:
> > > > On Wed, Jul 19, 2017 at 09:22:49AM +0800, Yong wrote:
> > > > > I am waiting for more comments for the sunxi-csi.h. It's pleasure if
> > > > > you have any suggestions about it.
> > > >
> > > > You mean sunxi_csi.h, right?
> > >
> > > Yes. My spelling mistake.
> > >
> > > > Why do you need the sunxi_csi_ops indirection? Do you expect to add
> > > > alternative implementations of these ops at some point?
> > >
> > > I want to seperate the sunxi_video.c and sunxi_csi_v3s.c.
> > > sunxi_csi_v3s.c is Soc specific. Maybe there will be sunxi_csi_r40.c
> > > in the futrue. But the sunxi_video.c and sunxi_csi.c are common.
> >
> > I'd say it is a premature optimization. The file separation is fine, IMO, but
> > the added csi_ops indirection makes the code less readable. Someone with
> > access to R40 hardware with CSI setup would be a better position to abstract
> > the platform specific code.
>
> I agree

Well, I made things complicated.
So, the initial version is just to make V3s CSI working.
Beside csi_ops, are there some comments for sunxi_csi_v3s.c? I will
send a new version in the next few days.

>
> Maxime
>
> --
> Maxime Ripard, Free Electrons
> Embedded Linux and Kernel engineering
> http://free-electrons.com


Thanks,
Yong