[PATCH 1/3] i3c: core: switch to use SUSV4 error codes

[Frank Li]

On Thu, Jun 26, 2025 at 11:11:24AM +0200, Wolfram Sang wrote:
> On Wed, Jun 25, 2025 at 04:30:36PM -0400, Frank Li wrote:
> > On Wed, Jun 25, 2025 at 03:09:19PM +0200, Wolfram Sang wrote:
> > > This checkpatch warning makes sense here: "ENOTSUPP is not a SUSV4 error
> > > code, prefer EOPNOTSUPP" We don't have a userspace interface yet, but we
> > > probably will get one. So, let's convert these error codes now, before
> > > it will be forgotten in the future, and they could slip through to
> > > applications.
> >
> > I suggest the simple words should be enough.
> >
> > i3c: core: replace ENOTSUPP with SUSV4-compliant EOPNOTSUPP
> >
> > Replace non-standard ENOTSUPP with the SUSV4-defined error code EOPNOTSUPP
> > to fix below checkpatch warning:
> >   "ENOTSUPP is not a SUSV4 error code, prefer EOPNOTSUPP"
>
> Can do so, if you really want, but "to fix checkpatch warning" is
> usually a not-so-good commit description.

The error message "ENOTSUPP is not a SUSV4 error code, prefer EOPNOTSUPP"
is straightforward enough.

Frank

> The above text tells WHY
> checkpatch issues the warning and why we should care. However, I can
> probably simplify the wording a little.
>