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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Maxime Coquelin , "open list:STMMAC ETHERNET DRIVER" , "moderated list:ARM/STM32 ARCHITECTURE" , "moderated list:ARM/STM32 ARCHITECTURE" , open list , James Li , Martin McKenny Subject: Re: [PATCH net-next] net: stmmac: xgmac3+: add FPE handshaking support Message-ID: <20231211134008.lbtm6pjtufkhtvfj@skbuf> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231211_054015_124128_1BC9B2B6 X-CRM114-Status: GOOD ( 11.27 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Jianheng, On Mon, Dec 11, 2023 at 06:13:21AM +0000, Jianheng Zhang wrote: > Adds the HW specific support for Frame Preemption handshaking on XGMAC3+ > cores. > > Signed-off-by: Jianheng Zhang > --- It's nice to see contributions from Synopsys! Have you seen the (relatively newly introduced) common framework for Frame Preemption and the MAC Merge layer? https://docs.kernel.org/networking/ethtool-netlink.html#mm-get https://man7.org/linux/man-pages/man8/ethtool.8.html https://man7.org/linux/man-pages/man8/tc-mqprio.8.html # "fp" option https://man7.org/linux/man-pages/man8/tc-taprio.8.html # "fp" option I think it would be valuable if the stmmac driver would also use it, so it could support openlldp and pass the selftest at https://github.com/torvalds/linux/blob/master/tools/testing/selftests/net/forwarding/ethtool_mm.sh _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel