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AJvYcCUPcb9orUUPrh21eeAaSkxUqVS3n5PneIAmBge59U0KR+RtBrpgLH/v+lRWpoKQNFGlaKnF/8o=@vger.kernel.org X-Gm-Message-State: AOJu0Yx8wvKzbBmRgfhz8MgYoo6NRhdLsmqwhydDb7/1BJNOOd+MBmEx GvgYVz+eN30QrOJohhJsDBmvP7hbptpXwUYIBdlZGmYN03klVwc= X-Google-Smtp-Source: AGHT+IGQ0JsShkEx1i/OSoJXqXO2mbvfF/N7PSeq6WmenSNoMd1hgmpHbQkl/dQF4S6GVnSVdobBVA== X-Received: by 2002:a05:6a21:9cca:b0:1d9:2078:3e46 with SMTP id adf61e73a8af0-1d96b7156d2mr127913637.30.1729521179226; Mon, 21 Oct 2024 07:32:59 -0700 (PDT) Received: from localhost ([2601:646:9e00:f56e:123b:cea3:439a:b3e3]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-71ec1408989sm2932586b3a.213.2024.10.21.07.32.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Oct 2024 07:32:58 -0700 (PDT) Date: Mon, 21 Oct 2024 07:32:58 -0700 From: Stanislav Fomichev To: David Arinzon Cc: David Miller , Jakub Kicinski , netdev@vger.kernel.org, Eric Dumazet , Paolo Abeni , "Woodhouse, David" , "Machulsky, Zorik" , "Matushevsky, Alexander" , Saeed Bshara , "Wilson, Matt" , "Liguori, Anthony" , "Bshara, Nafea" , "Schmeilin, Evgeny" , "Belgazal, Netanel" , "Saidi, Ali" , "Herrenschmidt, Benjamin" , "Kiyanovski, Arthur" , "Dagan, Noam" , "Bernstein, Amit" , "Agroskin, Shay" , "Abboud, Osama" , "Ostrovsky, Evgeny" , "Tabachnik, Ofir" , "Machnikowski, Maciek" Subject: Re: [PATCH v1 net-next 3/3] net: ena: Add PHC documentation Message-ID: References: <20241021052011.591-1-darinzon@amazon.com> <20241021052011.591-4-darinzon@amazon.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20241021052011.591-4-darinzon@amazon.com> On 10/21, David Arinzon wrote: > Provide the relevant information and guidelines > about the feature support in the ENA driver. > > Signed-off-by: Amit Bernstein > Signed-off-by: David Arinzon > --- > .../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-space-api > +.. _`testptp`: https://elixir.bootlin.com/linux/latest/source/tools/testing/selftests/ptp/testptp.c nit: Documentation/networking/device_drivers/ethernet/amazon/ena.rst:228: WARNING: Title underline too short. --- pw-bot: cr