From patchwork Tue Apr 27 04:21:56 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Y.b. Lu" X-Patchwork-Id: 429182 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-11.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 870A4C433ED for ; Tue, 27 Apr 2021 04:11:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 625A761396 for ; Tue, 27 Apr 2021 04:11:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229788AbhD0EMY (ORCPT ); Tue, 27 Apr 2021 00:12:24 -0400 Received: from inva021.nxp.com ([92.121.34.21]:45128 "EHLO inva021.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229501AbhD0EMX (ORCPT ); Tue, 27 Apr 2021 00:12:23 -0400 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id C1D1220187C; Tue, 27 Apr 2021 06:11:39 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id AC6C6201879; Tue, 27 Apr 2021 06:11:33 +0200 (CEST) Received: from localhost.localdomain (mega.ap.freescale.net [10.192.208.232]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 34E984029D; Tue, 27 Apr 2021 06:11:26 +0200 (CEST) From: Yangbo Lu To: netdev@vger.kernel.org Cc: Yangbo Lu , Richard Cochran , Vladimir Oltean , "David S . Miller" , Jakub Kicinski , Jonathan Corbet , Kurt Kanzenbach , Andrew Lunn , Vivien Didelot , Florian Fainelli , Claudiu Manoil , Alexandre Belloni , UNGLinuxDriver@microchip.com, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [net-next, v3, 0/7] Support Ocelot PTP Sync one-step timestamping Date: Tue, 27 Apr 2021 12:21:56 +0800 Message-Id: <20210427042203.26258-1-yangbo.lu@nxp.com> X-Mailer: git-send-email 2.17.1 X-Virus-Scanned: ClamAV using ClamSMTP Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org This patch-set is to support Ocelot PTP Sync one-step timestamping. Actually before that, this patch-set cleans up and optimizes the DSA slave tx timestamp request handling process. Changes for v2: - Split tx timestamp optimization patch. - Updated doc patch. - Freed skb->cb usage in dsa core driver, and moved to device drivers. - Other minor fixes. Changes for v3: - Switched sequence of patch #3 and #4 with rebasing to fix build. - Replaced hard coded 48 of memset(skb->cb, 0, 48) with sizeof(). Yangbo Lu (7): net: dsa: check tx timestamp request in core driver net: dsa: no longer identify PTP packet in core driver net: dsa: no longer clone skb in core driver net: dsa: free skb->cb usage in core driver docs: networking: timestamping: update for DSA switches net: mscc: ocelot: convert to ocelot_port_txtstamp_request() net: mscc: ocelot: support PTP Sync one-step timestamping Documentation/networking/timestamping.rst | 63 ++++++++------ .../net/dsa/hirschmann/hellcreek_hwtstamp.c | 28 ++++--- .../net/dsa/hirschmann/hellcreek_hwtstamp.h | 4 +- drivers/net/dsa/mv88e6xxx/hwtstamp.c | 26 ++++-- drivers/net/dsa/mv88e6xxx/hwtstamp.h | 10 +-- drivers/net/dsa/ocelot/felix.c | 19 +++-- drivers/net/dsa/sja1105/sja1105_main.c | 2 +- drivers/net/dsa/sja1105/sja1105_ptp.c | 16 ++-- drivers/net/dsa/sja1105/sja1105_ptp.h | 4 +- drivers/net/ethernet/mscc/ocelot.c | 83 +++++++++++++++++-- drivers/net/ethernet/mscc/ocelot_net.c | 20 ++--- include/linux/dsa/sja1105.h | 3 +- include/net/dsa.h | 18 +--- include/soc/mscc/ocelot.h | 21 ++++- net/dsa/Kconfig | 2 + net/dsa/slave.c | 23 +---- net/dsa/tag_ocelot.c | 27 +----- net/dsa/tag_ocelot_8021q.c | 41 +++------ 18 files changed, 230 insertions(+), 180 deletions(-) base-commit: 6d72e7c767acbbdd44ebc7d89c6690b405b32b57