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[72.194.116.95]) by smtp.gmail.com with ESMTPSA id ny4-20020a056214398400b005e37909a7fcsm774584qvb.13.2023.04.02.06.03.02 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 02 Apr 2023 06:03:03 -0700 (PDT) Message-ID: <2e3cbe68-d6c3-a6aa-dcee-d991c8fbd1c6@gmail.com> Date: Sun, 2 Apr 2023 06:03:01 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.9.1 Subject: Re: [PATCH net-next 3/7] net: promote SIOCSHWTSTAMP and SIOCGHWTSTAMP ioctls to dedicated handlers Content-Language: en-US To: Vladimir Oltean Cc: netdev@vger.kernel.org, "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Andrew Lunn , Maxim Georgiev , Horatiu Vultur , =?UTF-8?Q?K=c3=b6ry_Maincent?= , Maxime Chevallier References: <20230402123755.2592507-1-vladimir.oltean@nxp.com> <20230402123755.2592507-4-vladimir.oltean@nxp.com> <915c64ca-bbea-bfe9-3898-cd65791c3e5d@gmail.com> <20230402125328.wf5tkov3hhdvqjkm@skbuf> <20230402130159.xwacksnmymmthxtm@skbuf> From: Florian Fainelli In-Reply-To: <20230402130159.xwacksnmymmthxtm@skbuf> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 4/2/2023 6:01 AM, Vladimir Oltean wrote: > On Sun, Apr 02, 2023 at 05:56:33AM -0700, Florian Fainelli wrote: >> >> >> On 4/2/2023 5:53 AM, Vladimir Oltean wrote: >>> On Sun, Apr 02, 2023 at 05:52:29AM -0700, Florian Fainelli wrote: >>>> PS: there could be some interesting use cases with SIO(S|G)MII(REG|PHY) to >>>> be explored, but not for now. >>> >>> You mean with DSA intercepting them on the master? Details? >> >> Humm, maybe this is an -ENOTENOUGHCOFFEE situation, if we have a fixed-link, >> we would not do anything of value. If we have a PHY-less configuration same >> thing. So it would only be a sort of configuration where the switch side has >> a PHY and the MAC connects to it that would be of any value. > > But the last case could be handled directly through a phy_mii_ioctl() > issued by the DSA master's own ndo_eth_ioctl() handler, no need for DSA > to intervene, right? Yes of course, no need for the indirection dance, thanks! -- Florian