From patchwork Sun Dec 2 09:43:28 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maya Erez X-Patchwork-Id: 10707927 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8100414E2 for ; Sun, 2 Dec 2018 09:43:48 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 71C0D2908B for ; Sun, 2 Dec 2018 09:43:48 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6632129143; Sun, 2 Dec 2018 09:43:48 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 04AA02908B for ; Sun, 2 Dec 2018 09:43:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725828AbeLBJns (ORCPT ); Sun, 2 Dec 2018 04:43:48 -0500 Received: from alexa-out-ams-02.qualcomm.com ([185.23.61.163]:35535 "EHLO alexa-out-ams-02.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725781AbeLBJns (ORCPT ); Sun, 2 Dec 2018 04:43:48 -0500 X-IronPort-AV: E=Sophos;i="5.56,306,1539640800"; d="scan'208";a="1585239" Received: from ironmsg03-ams.qualcomm.com ([10.251.56.4]) by alexa-out-ams-02.qualcomm.com with ESMTP; 02 Dec 2018 10:43:42 +0100 X-IronPort-AV: E=McAfee;i="5900,7806,9094"; a="6502871" Received: from lx-merez1.mea.qualcomm.com ([10.18.173.103]) by ironmsg03-ams.qualcomm.com with ESMTP; 02 Dec 2018 10:43:41 +0100 From: Maya Erez To: Kalle Valo Cc: Ahmad Masri , linux-wireless@vger.kernel.org, wil6210@qti.qualcomm.com, Maya Erez Subject: [PATCH 03/12] wil6210: support ndo_select_queue in net_device_ops Date: Sun, 2 Dec 2018 11:43:28 +0200 Message-Id: <1543743817-10298-4-git-send-email-merez@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1543743817-10298-1-git-send-email-merez@codeaurora.org> References: <1543743817-10298-1-git-send-email-merez@codeaurora.org> Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Ahmad Masri Add support for Access Category to select queue for transmit packets. The callback wil_select_queue will return the queue id [0..3] to use for the current skb transmission. This feature is disabled by default. Use ac_queues module param to enable. Signed-off-by: Ahmad Masri Signed-off-by: Maya Erez --- drivers/net/wireless/ath/wil6210/netdev.c | 43 +++++++++++++++++++++++-- drivers/net/wireless/ath/wil6210/wil_platform.h | 2 ++ 2 files changed, 43 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/ath/wil6210/netdev.c b/drivers/net/wireless/ath/wil6210/netdev.c index b99470c..bab457d 100644 --- a/drivers/net/wireless/ath/wil6210/netdev.c +++ b/drivers/net/wireless/ath/wil6210/netdev.c @@ -20,6 +20,8 @@ #include "wil6210.h" #include "txrx.h" +#define WIL6210_TX_QUEUES (4) + bool wil_has_other_active_ifaces(struct wil6210_priv *wil, struct net_device *ndev, bool up, bool ok) { @@ -91,10 +93,43 @@ static int wil_stop(struct net_device *ndev) return rc; } +/** + * AC to queue mapping + * + * AC_VO -> queue 3 + * AC_VI -> queue 2 + * AC_BE -> queue 1 + * AC_BK -> queue 0 + */ +static u16 wil_select_queue(struct net_device *ndev, + struct sk_buff *skb, + struct net_device *sb_dev, + select_queue_fallback_t fallback) +{ + static const u16 wil_1d_to_queue[8] = {1, 0, 0, 1, 2, 2, 3, 3}; + struct wil6210_priv *wil = ndev_to_wil(ndev); + u16 qid; + + if (!wil->config.ac_queues) + return 0; + + /* determine the priority */ + if (skb->priority == 0 || skb->priority > 7) + skb->priority = cfg80211_classify8021d(skb, NULL); + + qid = wil_1d_to_queue[skb->priority]; + + wil_dbg_txrx(wil, "select queue for priority %d -> queue %d\n", + skb->priority, qid); + + return qid; +} + static const struct net_device_ops wil_netdev_ops = { .ndo_open = wil_open, .ndo_stop = wil_stop, .ndo_start_xmit = wil_start_xmit, + .ndo_select_queue = wil_select_queue, .ndo_set_mac_address = eth_mac_addr, .ndo_validate_addr = eth_validate_addr, }; @@ -317,8 +352,12 @@ struct wil6210_vif * return ERR_PTR(-EINVAL); } - ndev = alloc_netdev(sizeof(*vif), name, name_assign_type, - wil_dev_setup); + if (wil->config.ac_queues) + ndev = alloc_netdev_mqs(sizeof(*vif), name, name_assign_type, + wil_dev_setup, WIL6210_TX_QUEUES, 1); + else + ndev = alloc_netdev(sizeof(*vif), name, name_assign_type, + wil_dev_setup); if (!ndev) { dev_err(wil_to_dev(wil), "alloc_netdev failed\n"); return ERR_PTR(-ENOMEM); diff --git a/drivers/net/wireless/ath/wil6210/wil_platform.h b/drivers/net/wireless/ath/wil6210/wil_platform.h index 7090e68..ac47e9d 100644 --- a/drivers/net/wireless/ath/wil6210/wil_platform.h +++ b/drivers/net/wireless/ath/wil6210/wil_platform.h @@ -59,6 +59,8 @@ struct wil_platform_config { bool disable_ap_sme; /* Max number of stations associated to the AP */ unsigned int max_assoc_sta; + /* enable access category for transmit packets, default - no */ + bool ac_queues; }; /**