netdev - RE: [PATCH v1 net-next 3/3] net: ena: Add PHC documentation

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Message-ID: <34df060882164fb5899da6117e93b782@amazon.com>
Date: Mon, 21 Oct 2024 14:45:38 +0000
From: "Arinzon, David" <darinzon@...zon.com>
To: Stanislav Fomichev <stfomichev@...il.com>
CC: David Miller <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>, Eric Dumazet
	<edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>, "Woodhouse, David"
	<dwmw@...zon.co.uk>, "Machulsky, Zorik" <zorik@...zon.com>, "Matushevsky,
 Alexander" <matua@...zon.com>, "Bshara, Saeed" <saeedb@...zon.com>, "Wilson,
 Matt" <msw@...zon.com>, "Liguori, Anthony" <aliguori@...zon.com>, "Bshara,
 Nafea" <nafea@...zon.com>, "Schmeilin, Evgeny" <evgenys@...zon.com>,
	"Belgazal, Netanel" <netanel@...zon.com>, "Saidi, Ali" <alisaidi@...zon.com>,
	"Herrenschmidt, Benjamin" <benh@...zon.com>, "Kiyanovski, Arthur"
	<akiyano@...zon.com>, "Dagan, Noam" <ndagan@...zon.com>, "Bernstein, Amit"
	<amitbern@...zon.com>, "Agroskin, Shay" <shayagr@...zon.com>, "Abboud, Osama"
	<osamaabb@...zon.com>, "Ostrovsky, Evgeny" <evostrov@...zon.com>, "Tabachnik,
 Ofir" <ofirt@...zon.com>, "Machnikowski, Maciek" <maciek@...hnikowski.net>
Subject: RE: [PATCH v1 net-next 3/3] net: ena: Add PHC documentation

> > Provide the relevant information and guidelines about the feature
> > support in the ENA driver.
> >
> > Signed-off-by: Amit Bernstein <amitbern@...zon.com>
> > Signed-off-by: David Arinzon <darinzon@...zon.com>
> > ---
> >  .../device_drivers/ethernet/amazon/ena.rst    | 78
> +++++++++++++++++++
> >  1 file changed, 78 insertions(+)
> >
> > diff --git
> > a/Documentation/networking/device_drivers/ethernet/amazon/ena.rst
> > b/Documentation/networking/device_drivers/ethernet/amazon/ena.rst
> > index 4561e8ab..9f490bb8 100644
> > ---
> a/Documentation/networking/device_drivers/ethernet/amazon/ena.rst
> > +++
> b/Documentation/networking/device_drivers/ethernet/amazon/ena.rst
> > @@ -56,6 +56,7 @@ ena_netdev.[ch]     Main Linux kernel driver.
> >  ena_ethtool.c       ethtool callbacks.
> >  ena_xdp.[ch]        XDP files
> >  ena_pci_id_tbl.h    Supported device IDs.
> > +ena_phc.[ch]        PTP hardware clock infrastructure (see `PHC`_ for more
> info)
> >  =================
> ======================================================
> >
> >  Management Interface:
> > @@ -221,6 +222,83 @@ descriptor it was received on would be recycled.
> > When a packet smaller  than RX copybreak bytes is received, it is
> > copied into a new memory  buffer and the RX descriptor is returned to HW.
> >
> > +.. _`PHC`:
> > +
> > +PTP Hardware Clock (PHC)
> > +======================
> > +.. _`ptp-userspace-api`:
> > +https://docs.kernel.org/driver-api/ptp.html#ptp-hardware-clock-user-s
> > +pace-api .. _`testptp`:
> > +https://elixir.bootlin.com/linux/latest/source/tools/testing/selftest
> > +s/ptp/testptp.c
> 
> nit:
> Documentation/networking/device_drivers/ethernet/amazon/ena.rst:228:
> WARNING: Title underline too short.
> 
> ---
> pw-bot: cr

Thanks for raising this, will fix in the next revision