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GET /api/patches/807468/?format=api
{ "id": 807468, "url": "http://patchwork.ozlabs.org/api/patches/807468/?format=api", "web_url": "http://patchwork.ozlabs.org/project/netdev/patch/20170830082924.3180-9-antoine.tenart@free-electrons.com/", "project": { "id": 7, "url": "http://patchwork.ozlabs.org/api/projects/7/?format=api", "name": "Linux network development", "link_name": "netdev", "list_id": "netdev.vger.kernel.org", "list_email": "netdev@vger.kernel.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20170830082924.3180-9-antoine.tenart@free-electrons.com>", "list_archive_url": null, "date": "2017-08-30T08:29:19", "name": "[net-next,v4,08/13] net: mvpp2: dynamic reconfiguration of the comphy/GoP/MAC", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "25adee1e6331cfe16cb18ce71c44486202a4fd61", "submitter": { "id": 61603, "url": "http://patchwork.ozlabs.org/api/people/61603/?format=api", "name": "Antoine Tenart", "email": "antoine.tenart@free-electrons.com" }, "delegate": { "id": 34, "url": "http://patchwork.ozlabs.org/api/users/34/?format=api", "username": "davem", "first_name": "David", "last_name": "Miller", "email": "davem@davemloft.net" }, "mbox": "http://patchwork.ozlabs.org/project/netdev/patch/20170830082924.3180-9-antoine.tenart@free-electrons.com/mbox/", "series": [ { "id": 550, "url": "http://patchwork.ozlabs.org/api/series/550/?format=api", "web_url": "http://patchwork.ozlabs.org/project/netdev/list/?series=550", "date": "2017-08-30T08:29:24", "name": "net: mvpp2: comphy configuration", "version": 4, "mbox": "http://patchwork.ozlabs.org/series/550/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/807468/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/807468/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<netdev-owner@vger.kernel.org>", "X-Original-To": "patchwork-incoming@ozlabs.org", "Delivered-To": "patchwork-incoming@ozlabs.org", "Authentication-Results": "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=vger.kernel.org\n\t(client-ip=209.132.180.67; helo=vger.kernel.org;\n\tenvelope-from=netdev-owner@vger.kernel.org;\n\treceiver=<UNKNOWN>)", "Received": [ "from vger.kernel.org (vger.kernel.org [209.132.180.67])\n\tby ozlabs.org (Postfix) with ESMTP id 3xhzGZ43j5z9t0M\n\tfor <patchwork-incoming@ozlabs.org>;\n\tWed, 30 Aug 2017 18:30:30 +1000 (AEST)", "(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S1751663AbdH3IaC (ORCPT <rfc822;patchwork-incoming@ozlabs.org>);\n\tWed, 30 Aug 2017 04:30:02 -0400", "from mail.free-electrons.com ([62.4.15.54]:58202 \"EHLO\n\tmail.free-electrons.com\" rhost-flags-OK-OK-OK-OK) by vger.kernel.org\n\twith ESMTP id S1751612AbdH3IaA (ORCPT\n\t<rfc822;netdev@vger.kernel.org>); Wed, 30 Aug 2017 04:30:00 -0400", "by mail.free-electrons.com (Postfix, from userid 110)\n\tid DA27F21F69; Wed, 30 Aug 2017 10:29:57 +0200 (CEST)", "from localhost (LStLambert-657-1-97-87.w90-63.abo.wanadoo.fr\n\t[90.63.216.87])\n\tby mail.free-electrons.com (Postfix) with ESMTPSA id 012A921FCD;\n\tWed, 30 Aug 2017 10:29:31 +0200 (CEST)" ], "X-Spam-Checker-Version": "SpamAssassin 3.4.0 (2014-02-07) on\n\tmail.free-electrons.com", "X-Spam-Level": "", "X-Spam-Status": "No, score=-1.0 required=5.0 tests=ALL_TRUSTED,SHORTCIRCUIT,\n\tURIBL_BLOCKED shortcircuit=ham autolearn=disabled version=3.4.0", "From": "Antoine Tenart <antoine.tenart@free-electrons.com>", "To": "davem@davemloft.net, kishon@ti.com, andrew@lunn.ch,\n\tjason@lakedaemon.net, sebastian.hesselbarth@gmail.com,\n\tgregory.clement@free-electrons.com", "Cc": "Antoine Tenart <antoine.tenart@free-electrons.com>,\n\tthomas.petazzoni@free-electrons.com, nadavh@marvell.com,\n\tlinux@armlinux.org.uk, linux-kernel@vger.kernel.org,\n\tmw@semihalf.com, stefanc@marvell.com,\n\tmiquel.raynal@free-electrons.com, netdev@vger.kernel.org", "Subject": "[PATCH net-next v4 08/13] net: mvpp2: dynamic reconfiguration of\n\tthe comphy/GoP/MAC", "Date": "Wed, 30 Aug 2017 10:29:19 +0200", "Message-Id": "<20170830082924.3180-9-antoine.tenart@free-electrons.com>", "X-Mailer": "git-send-email 2.13.5", "In-Reply-To": "<20170830082924.3180-1-antoine.tenart@free-electrons.com>", "References": "<20170830082924.3180-1-antoine.tenart@free-electrons.com>", "Sender": "netdev-owner@vger.kernel.org", "Precedence": "bulk", "List-ID": "<netdev.vger.kernel.org>", "X-Mailing-List": "netdev@vger.kernel.org" }, "content": "This patch adds logic to reconfigure the comphy/GoP/MAC when the link\nstate is updated at runtime. This is very useful on boards where many\nlink speed are supported: depending on what is negotiated the PPv2\ndriver will automatically reconfigures the link between the PHY and the\nMAC.\n\nSigned-off-by: Antoine Tenart <antoine.tenart@free-electrons.com>\n---\n drivers/net/ethernet/marvell/mvpp2.c | 21 ++++++++++++++++++++-\n 1 file changed, 20 insertions(+), 1 deletion(-)", "diff": "diff --git a/drivers/net/ethernet/marvell/mvpp2.c b/drivers/net/ethernet/marvell/mvpp2.c\nindex 2f05a0b0773c..9e64b1ba3d43 100644\n--- a/drivers/net/ethernet/marvell/mvpp2.c\n+++ b/drivers/net/ethernet/marvell/mvpp2.c\n@@ -5771,9 +5771,28 @@ static void mvpp2_link_event(struct net_device *dev)\n {\n \tstruct mvpp2_port *port = netdev_priv(dev);\n \tstruct phy_device *phydev = dev->phydev;\n+\tbool link_reconfigured = false;\n \tu32 val;\n \n \tif (phydev->link) {\n+\t\tif (port->phy_interface != phydev->interface && port->comphy) {\n+\t /* disable current port for reconfiguration */\n+\t mvpp2_interrupts_disable(port);\n+\t netif_carrier_off(port->dev);\n+\t mvpp2_port_disable(port);\n+\t\t\tphy_power_off(port->comphy);\n+\n+\t /* comphy reconfiguration */\n+\t port->phy_interface = phydev->interface;\n+\t mvpp22_comphy_init(port);\n+\n+\t /* gop/mac reconfiguration */\n+\t mvpp22_gop_init(port);\n+\t mvpp2_port_mii_set(port);\n+\n+\t link_reconfigured = true;\n+\t\t}\n+\n \t\tif ((port->speed != phydev->speed) ||\n \t\t (port->duplex != phydev->duplex)) {\n \t\t\tmvpp2_gmac_set_autoneg(port, phydev);\n@@ -5783,7 +5802,7 @@ static void mvpp2_link_event(struct net_device *dev)\n \t\t}\n \t}\n \n-\tif (phydev->link != port->link) {\n+\tif (phydev->link != port->link || link_reconfigured) {\n \t\tport->link = phydev->link;\n \n \t\tif (phydev->link) {\n", "prefixes": [ "net-next", "v4", "08/13" ] }