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Tue, 6 Oct 2026 22:40:55 +0000 Message-ID: <1c312251-d320-4de9-9466-a196de91985e@intel.com> Date: Tue, 6 Oct 2026 15:40:52 -0700 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH net 0/3] net: freescale: fix PTP_EXTTS_REQUEST2 for QorIQ 1588 To: , Yangbo Lu , Andrew Lunn , "David S. Miller" , "Eric Dumazet" , Jakub Kicinski , Paolo Abeni , Richard Cochran , "Kory Maincent" , Claudiu Manoil , Vladimir Oltean , Wei Fang , Clark Wang CC: , , , Ioana Ciornei References: <20261006-for-upstream-qoriq-ptp-extts-flags-v1-0-b4a161b92832@free.fr> Content-Language: en-US From: Jacob Keller In-Reply-To: <20261006-for-upstream-qoriq-ptp-extts-flags-v1-0-b4a161b92832@free.fr> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: MW4PR04CA0141.namprd04.prod.outlook.com (2603:10b6:303:84::26) To DS0PR11MB7381.namprd11.prod.outlook.com (2603:10b6:8:134::14) Precedence: bulk X-Mailing-List: imx@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DS0PR11MB7381:EE_|SA1PR11MB8594:EE_ X-MS-Office365-Filtering-Correlation-Id: 9d7c3880-6782-407f-6816-08df23fae23d X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|376014|23010399003|7416014|1800799024|11063799006|10067099003|6133799003|56012099006|18002099003|22082099003|921020|41080700001|15866825006; 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The three > users of the QorIQ 1588 (dpaa2-ptp, enetc, ptp_qoriq), > so linuxptp ts2phc cannot arm their external timestamp inputs. > > The timer timestamps the rising edge only, since ptp_qoriq_init() clears > ETEP1 and ETEP2. Each patch declares PTP_RISING_EDGE | PTP_STRICT_FLAGS > for one driver. > > Patch 1 fixes the failure seen on an LX2160A board. > Patches 2 and 3 are build-tested/code review only. > Yep. This change was intentional so that PTP_EXTTS_REQUEST2 would be rejected until the drivers were updated to specifically indicated which set of flags they actually supported. Thanks for verifying which edge these drivers timestamp. Reviewed-by: Jacob Keller > Signed-off-by: Vincent Jardin > --- > Vincent Jardin (3): > dpaa2-ptp: fix support for PTP_EXTTS_REQUEST2 ioctl > net: enetc: fix support for PTP_EXTTS_REQUEST2 ioctl > ptp: qoriq: fix support for PTP_EXTTS_REQUEST2 ioctl > > drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c | 1 + > drivers/net/ethernet/freescale/enetc/enetc_ptp.c | 1 + > drivers/ptp/ptp_qoriq.c | 1 + > 3 files changed, 3 insertions(+) > --- > base-commit: d5a007b9b457c915ab1a53227e8939e4018aa97a > change-id: 20261006-for-upstream-qoriq-ptp-extts-flags-1c6fd731d66f > > Best regards,