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SubjectRe: [PATCH v5 net-next 1/5] net/ethtool: add netlink interface for the PLCA RS
On Wed, Dec 07, 2022 at 04:42:15PM +0100, Piergiorgio Beruto wrote:
> On Wed, Dec 07, 2022 at 03:16:00PM +0100, Andrew Lunn wrote:
> > > > TBH I can't parse the "ETHTOOL_A_PLCA_VERSION is reported as 0Axx
> > > > where.." sentence. Specifically I'm confused about what the 0A is.
> > > How about this: "When this standard is supported, the upper byte of
> > > ``ETHTOOL_A_PLCA_VERSION`` shall be 0x0A (see Table A.1.0 — IDVER
> > > bits assignment).
> >
> > I think the 0x0A is pointless and should not be included here. If the
> > register does not contain 0x0A, the device does not follow the open
> > alliance standard, and hence the lower part of the register is
> > meaningless.
> >
> > This is why i suggested -ENODEV should actually be returned on invalid
> > values in this register.
> I already integrated this change in v5 (returning -ENODEV). Give what you're
> saying, I can just remove that sentence from the documentations. Agreed?

And only return the actual version value, not the 0x0A.

Andrew

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