Re: [PATCH v3 4/5] iio: light: ROHM BU27008 color sensor

From: Andy Shevchenko
Date: Mon May 08 2023 - 08:41:52 EST


On Sun, May 07, 2023 at 03:24:43PM +0100, Jonathan Cameron wrote:
> On Wed, 3 May 2023 05:11:53 +0000
> "Vaittinen, Matti" <Matti.Vaittinen@xxxxxxxxxxxxxxxxx> wrote:
> > On 5/2/23 23:40, Andy Shevchenko wrote:
> > > On Wed, Apr 26, 2023 at 11:08:17AM +0300, Matti Vaittinen wrote:

...

> > >> +enum {
> > >> + BU27008_RED, /* Always data0 */
> > >> + BU27008_GREEN, /* Always data1 */
> > >> + BU27008_BLUE, /* data2, configurable (blue / clear) */
> > >> + BU27008_CLEAR, /* data2 or data3 */
> > >> + BU27008_IR, /* data3 */
> > >> + BU27008_NUM_CHANS
> > >
> > > Why not converting comments to a kernel-doc?
> > >
> > >> +};
> > >> +
> > >> +enum {
> > >> + BU27008_DATA0, /* Always RED */
> > >> + BU27008_DATA1, /* Always GREEN */
> > >> + BU27008_DATA2, /* Blue or Clear */
> > >> + BU27008_DATA3, /* IR or Clear */
> > >> + BU27008_NUM_HW_CHANS
> > >> +};
> > >
> > > Ditto.
> >
> > I see no value having entities which are not intended to be used outside
> > this file documented in any "global" documentation. One who is ever
> > going to use these or wonder what these are - will most likely be
> > watching this file. My personal view is that the generated docs should
> > be kept lean. In my opinion the problem of the day is the time we spend
> > looking for a needle hidden in a haystack. In my opinion adding this to
> > kernel-doc just adds hay :)
>
> >
> > I still can do this if no-one else objects. I almost never look at the
> > generated docs myself. Usually I just look the docs from code files -
> > and kernel-doc format is not any worse for me to read. Still, I can
> > imagine including this type of stuff to generic doc just bloats them and
> > my not serve well those who use them.
>
>
> Unless someone specifically adds this doc to the main docs build, the
> kernel-doc won't end up in the docs anyway. It just provides a nice
> bit of consistent formatting. Even if they do add this for some reason,
> there are controls on internal vs external (exported stuff) being added
> to the docs.

I can run it manually and see in a nice form instead of browsing file for that,
so there is still a usefulness in my opinion. Esp. taking into account that
comments are already there. It's just different and helpful form of
representation. No?


--
With Best Regards,
Andy Shevchenko