linux-kernel - RE: [PATCH v4 2/2] pinctrl: Add driver for Sunplus SP7021

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Mon, 20 Dec 2021 06:02:04 +0000
From:   Wells Lu 呂芳騰 <wells.lu@...plus.com>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
CC:     Wells Lu <wellslutw@...il.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        "Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>,
        Rob Herring <robh+dt@...nel.org>,
        devicetree <devicetree@...r.kernel.org>,
        linux-arm Mailing List <linux-arm-kernel@...ts.infradead.org>,
        "dvorkin@...bo.com" <dvorkin@...bo.com>
Subject: RE: [PATCH v4 2/2] pinctrl: Add driver for Sunplus SP7021

Hi Andy,


> > > > > +/* FIRST register:
> > > > > + *   0: MUX
> > > > > + *   1: GPIO/IOP
> > > > > + *   2: No change
> > > > > + */
> > > >
> > > > For all comments starting from here and for similar cases elsewhere:
> > > >  - why it is not in kernel doc?
> > > >  - what the value that add?
> > > > (Some of them so cryptic or so obvious)
> > >
> > > The comment explains usage of 'enum mux_f_mg'
> > > The 'enum' is only used in the driver.
> > > It helps programmers to remember or look-up the define of the enum.
> > > Need we add this kind of comment to kernel doc?
> >
> > Why not?

Does the kerenl doc mean dt-binding document?

If not, could you pleae tell me where should I put the kernel document?
Any references for pinctrl drivers?

Can I add more comments for the enum in c file, instead of creating new
kernel doc?



Best regards,

Wells Lu

Smart Computing Program
Home Entertainment Business Unit
Sunplus Technology Co., Ltd.
19, Innovation 1st Road,
Science-based Industrial Park
Hsin-Chu, Taiwan 300
TEL：886-3-5786005 ext. 2580