From patchwork Sun May 20 05:43:45 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felix Fietkau X-Patchwork-Id: 10413117 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.web.codeaurora.org (Postfix) with ESMTP id 295E9602A0 for ; Sun, 20 May 2018 05:44:01 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0DA16286F3 for ; Sun, 20 May 2018 05:44:01 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id F307428709; Sun, 20 May 2018 05:44:00 +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=-7.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI, T_DKIM_INVALID 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 BCF20286F3 for ; Sun, 20 May 2018 05:43:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751167AbeETFnx (ORCPT ); Sun, 20 May 2018 01:43:53 -0400 Received: from nbd.name ([46.4.11.11]:51968 "EHLO nbd.name" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750918AbeETFnw (ORCPT ); Sun, 20 May 2018 01:43:52 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To: MIME-Version:Content-Type:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:In-Reply-To:References:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=YF8TLk79KpFIh+jLuJoE20gAr8qc8hnuIsmq//6RQRs=; b=ioXtGrHkhWf4WDPx3Lx2sk9rbM 1ZMe4EbOeGGzNaHWqfKNJjBTV7eL2nuVKbmAXVEVrFfTx7WEgkwC9err+9McOcgYlXj0axjzAWd8n gOC3AjQlrd5qvXUByoZWWQ6+AgwPFa9kr4Wm9TvmKGojLTMqZ9vzIV9Bs/xjRQNgX8Xc=; Received: by maeck.lan (Postfix, from userid 501) id DF9722B66F9B; Sun, 20 May 2018 07:43:49 +0200 (CEST) From: Felix Fietkau To: linux-wireless@vger.kernel.org Cc: kvalo@codeaurora.org Subject: [PATCH 1/5] mt76: only stop tx queues on offchannel, not during the entire scan Date: Sun, 20 May 2018 07:43:45 +0200 Message-Id: <20180520054349.49422-1-nbd@nbd.name> X-Mailer: git-send-email 2.17.0 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 During scans, mac80211 frequently switches back to the home channel to minimize interruption of ongoing traffic. Keep regular tx queues active during that time. Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mac80211.c | 5 +++++ drivers/net/wireless/mediatek/mt76/mt76.h | 1 + drivers/net/wireless/mediatek/mt76/tx.c | 4 ++-- 3 files changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mac80211.c b/drivers/net/wireless/mediatek/mt76/mac80211.c index 915e61733131..d862e5efd094 100644 --- a/drivers/net/wireless/mediatek/mt76/mac80211.c +++ b/drivers/net/wireless/mediatek/mt76/mac80211.c @@ -366,6 +366,11 @@ void mt76_set_channel(struct mt76_dev *dev) struct mt76_channel_state *state; bool offchannel = hw->conf.flags & IEEE80211_CONF_OFFCHANNEL; + if (offchannel) + set_bit(MT76_OFFCHANNEL, &dev->state); + else + clear_bit(MT76_OFFCHANNEL, &dev->state); + if (dev->drv->update_survey) dev->drv->update_survey(dev); diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index a74e6eef51e9..2d098fac6147 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -189,6 +189,7 @@ enum { MT76_STATE_RUNNING, MT76_SCANNING, MT76_RESET, + MT76_OFFCHANNEL, }; struct mt76_hw_cap { diff --git a/drivers/net/wireless/mediatek/mt76/tx.c b/drivers/net/wireless/mediatek/mt76/tx.c index 7ecd2d7c5db4..e96956710fb2 100644 --- a/drivers/net/wireless/mediatek/mt76/tx.c +++ b/drivers/net/wireless/mediatek/mt76/tx.c @@ -332,7 +332,7 @@ mt76_txq_send_burst(struct mt76_dev *dev, struct mt76_queue *hwq, if (probe) break; - if (test_bit(MT76_SCANNING, &dev->state) || + if (test_bit(MT76_OFFCHANNEL, &dev->state) || test_bit(MT76_RESET, &dev->state)) return -EBUSY; @@ -385,7 +385,7 @@ mt76_txq_schedule_list(struct mt76_dev *dev, struct mt76_queue *hwq) bool empty = false; int cur; - if (test_bit(MT76_SCANNING, &dev->state) || + if (test_bit(MT76_OFFCHANNEL, &dev->state) || test_bit(MT76_RESET, &dev->state)) return -EBUSY;