[Intel-wired-lan] [PATCH next-queue v1 2/2] igc: enable auxiliary PHC functions for the i225

Desouza, Ederson ederson.desouza at intel.com
Thu Feb 18 00:27:55 UTC 2021


On Wed, 2021-02-17 at 23:53 +0000, Nguyen, Anthony L wrote:
> On Mon, 2021-02-15 at 11:05 +0100, Paul Menzel wrote:
> > Dear Ederson,
> > 
> > 
> > Am 12.02.21 um 02:42 schrieb Ederson de Souza:
> > > The i225 device offers a number of special PTP Hardware Clock
> > > features on
> > > the Software Defined Pins (SDPs). This patch adds support for two
> > > of the
> > > possible functions, namely time stamping external events, and
> > > periodic
> > > output signals.
> > > 
> > > The assignment of PHC functions to the four SDP can be freely
> > > chosen by
> > > the user.
> > > 
> > > While i225 allows up to four timers to be used to source the time
> > > used
> > > on the external events or output signals, this patch uses only one
> > > of
> > > those timers.
> > 
> > Why is that? Because it’s simpler to implement? Please add the reason
> > to 
> > the commit message.
> 
> I've applied this patch so testing can be done, but I agree with Paul.
> Some detail on why only one timer is being used would be nice.
> 
> Also, there are quite a few check/warnings from checkpatch that look
> like they can easily be remedied.

Sure, I'll address the review comments and checks and send a v2 soon.
Thanks for the reviews!

> 
> Thanks,
> Tony



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