{"id":809499,"url":"http://patchwork.ozlabs.org/api/1.0/patches/809499/?format=json","project":{"id":7,"url":"http://patchwork.ozlabs.org/api/1.0/projects/7/?format=json","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},"msgid":"<20170904032703.4593-2-f.fainelli@gmail.com>","date":"2017-09-04T03:27:00","name":"[net-next,v2,RESEND,1/4] net: dsa: Allow switch drivers to indicate number of TX queues","commit_ref":null,"pull_url":null,"state":"accepted","archived":true,"hash":"8f095523aee3b738ff5eab7f4df75bc49fee9ca7","submitter":{"id":2800,"url":"http://patchwork.ozlabs.org/api/1.0/people/2800/?format=json","name":"Florian Fainelli","email":"f.fainelli@gmail.com"},"delegate":{"id":34,"url":"http://patchwork.ozlabs.org/api/1.0/users/34/?format=json","username":"davem","first_name":"David","last_name":"Miller","email":"davem@davemloft.net"},"mbox":"http://patchwork.ozlabs.org/project/netdev/patch/20170904032703.4593-2-f.fainelli@gmail.com/mbox/","series":[{"id":1296,"url":"http://patchwork.ozlabs.org/api/1.0/series/1296/?format=json","date":"2017-09-04T03:26:59","name":"net: dsa: Allow switch drivers to indicate number of TX queues","version":2,"mbox":"http://patchwork.ozlabs.org/series/1296/mbox/"}],"check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/809499/checks/","tags":{},"headers":{"Return-Path":"","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=)","ozlabs.org; dkim=pass (2048-bit key;\n\tunprotected) header.d=gmail.com header.i=@gmail.com\n\theader.b=\"o0IxPxJx\"; dkim-atps=neutral"],"Received":["from vger.kernel.org (vger.kernel.org [209.132.180.67])\n\tby ozlabs.org (Postfix) with ESMTP id 3xlwJL36Zcz9sNr\n\tfor ;\n\tMon, 4 Sep 2017 13:27:14 +1000 (AEST)","(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S1753240AbdIDD1M (ORCPT );\n\tSun, 3 Sep 2017 23:27:12 -0400","from mail-oi0-f65.google.com ([209.85.218.65]:34595 \"EHLO\n\tmail-oi0-f65.google.com\" rhost-flags-OK-OK-OK-OK) by vger.kernel.org\n\twith ESMTP id S1753124AbdIDD1L (ORCPT\n\t); Sun, 3 Sep 2017 23:27:11 -0400","by mail-oi0-f65.google.com with SMTP id h70so628252oic.1\n\tfor ; Sun, 03 Sep 2017 20:27:11 -0700 (PDT)","from bender.lan ([2001:470:d:73f:89f7:5bc5:8791:e113])\n\tby smtp.gmail.com with ESMTPSA id\n\tm185sm7347161oia.21.2017.09.03.20.27.08\n\t(version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128);\n\tSun, 03 Sep 2017 20:27:09 -0700 (PDT)"],"DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=gmail.com; s=20161025;\n\th=from:to:cc:subject:date:message-id:in-reply-to:references;\n\tbh=9q6f6H/JyyZYK0oYPHnDFvyiqiBQL7A/bYYxyBIsCTw=;\n\tb=o0IxPxJxpNMePVzNbQZCDPKSkcBLOXP9xA6pYWcoKZ1LQYZLJmXlEU9mTruR8HgF+u\n\taYZ2jdpxzIQ6Mgl0ZEEyIw63IMVWlOE9FMZ2D1Y7dlg0BlegRszWCtSfb9ssEy7+eMNV\n\tlxetYCQ2hN0RBZ/eC+b2JsNXShEBINak6jV3J5K8eZZxZTGMsc89QUs5qHbKI0kgUcuN\n\teyIFmBU2YgIlFurTyfurPuHBKhHdGKl+WYU4jgvQbq0DCk2NA5iWkVFsqw1Aid6oQeUS\n\tq+jhl6cf0R/9Lt4XAHXE8BhDrcFQsAgsOX4MxQkB8tvhZPn7qyWZDPujqN1MVGu6dFUB\n\tNqXA==","X-Google-DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=1e100.net; s=20161025;\n\th=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to\n\t:references;\n\tbh=9q6f6H/JyyZYK0oYPHnDFvyiqiBQL7A/bYYxyBIsCTw=;\n\tb=Wc8LxKz+Azu9JxBMTVH/jRPFjrpUqm1x9ukeHCFZKCtMAAXYiGA3hjtYkKKIqHOKUf\n\tS8uBAAlqbHyJhzt/6T29t8taEz4x9yIfTTbB5OvpvvEyvOtQ0gIi3KTvFaHr4YILSKA+\n\twH6s9VFi4i9vODsNtx1NcEGZ9g6Jo/c1I7oNBIGquRrEA9G7SESRKmRsC23lXFYI/GDF\n\tnp/8rGbW4KEoFLov+Op0jPi93J8Rwl8Cugnt1aeOQcr+v8zTvaIPtgMWzy/wjRHH880F\n\twZfRvip6SROu9XWMVuPQeGFLShRmAIS+Rsb4A3Ip+wgz6vGX9VZ3EL1bgAxkkEDu4W4V\n\t/peA==","X-Gm-Message-State":"AHPjjUgtwi8ZO2Hbamht8Tp+A98nraJilNKR99cxaVZpLPIlBq0m9D1b\n\tntlG0h3tgHik20quzG4=","X-Google-Smtp-Source":"ADKCNb5aZbFCFWGavPUK9HFThUMRtvZGOf+ftF0MpGjsscvewW07HxQHZaDbOvsI5GtjKA9uQn5hAQ==","X-Received":"by 10.202.72.201 with SMTP id v192mr1108993oia.116.1504495630311;\n\tSun, 03 Sep 2017 20:27:10 -0700 (PDT)","From":"Florian Fainelli ","To":"netdev@vger.kernel.org","Cc":"davem@davemloft.net, andrew@lunn.ch, vivien.didelot@savoirfairelinux.com,\n\tFlorian Fainelli ","Subject":"[PATCH net-next v2 RESEND 1/4] net: dsa: Allow switch drivers to\n\tindicate number of TX queues","Date":"Sun, 3 Sep 2017 20:27:00 -0700","Message-Id":"<20170904032703.4593-2-f.fainelli@gmail.com>","X-Mailer":"git-send-email 2.11.0","In-Reply-To":"<20170904032703.4593-1-f.fainelli@gmail.com>","References":"<20170904032703.4593-1-f.fainelli@gmail.com>","Sender":"netdev-owner@vger.kernel.org","Precedence":"bulk","List-ID":"","X-Mailing-List":"netdev@vger.kernel.org"},"content":"Let switch drivers indicate how many TX queues they support. Some\nswitches, such as Broadcom Starfighter 2 are designed with 8 egress\nqueues. Future changes will allow us to leverage the queue mapping and\ndirect the transmission towards a particular queue.\n\nSigned-off-by: Florian Fainelli \n---\n include/net/dsa.h | 3 +++\n net/dsa/slave.c | 8 ++++++--\n 2 files changed, 9 insertions(+), 2 deletions(-)","diff":"diff --git a/include/net/dsa.h b/include/net/dsa.h\nindex 398ca8d70ccd..dd44d6ce1097 100644\n--- a/include/net/dsa.h\n+++ b/include/net/dsa.h\n@@ -243,6 +243,9 @@ struct dsa_switch {\n \t/* devlink used to represent this switch device */\n \tstruct devlink\t\t*devlink;\n \n+\t/* Number of switch port queues */\n+\tunsigned int\t\tnum_tx_queues;\n+\n \t/* Dynamically allocated ports, keep last */\n \tsize_t num_ports;\n \tstruct dsa_port ports[];\ndiff --git a/net/dsa/slave.c b/net/dsa/slave.c\nindex 78e78a6e6833..2afa99506f8b 100644\n--- a/net/dsa/slave.c\n+++ b/net/dsa/slave.c\n@@ -1259,8 +1259,12 @@ int dsa_slave_create(struct dsa_port *port, const char *name)\n \tcpu_dp = ds->dst->cpu_dp;\n \tmaster = cpu_dp->netdev;\n \n-\tslave_dev = alloc_netdev(sizeof(struct dsa_slave_priv), name,\n-\t\t\t\t NET_NAME_UNKNOWN, ether_setup);\n+\tif (!ds->num_tx_queues)\n+\t\tds->num_tx_queues = 1;\n+\n+\tslave_dev = alloc_netdev_mqs(sizeof(struct dsa_slave_priv), name,\n+\t\t\t\t NET_NAME_UNKNOWN, ether_setup,\n+\t\t\t\t ds->num_tx_queues, 1);\n \tif (slave_dev == NULL)\n \t\treturn -ENOMEM;\n \n","prefixes":["net-next","v2","RESEND","1/4"]}