From patchwork Thu Jan 14 11:29:20 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felix Fietkau X-Patchwork-Id: 363329 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=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham 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 58C9DC43332 for ; Thu, 14 Jan 2021 11:31:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1E65A239FD for ; Thu, 14 Jan 2021 11:31:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729030AbhANLbH (ORCPT ); Thu, 14 Jan 2021 06:31:07 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54642 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727967AbhANLbG (ORCPT ); Thu, 14 Jan 2021 06:31:06 -0500 Received: from nbd.name (nbd.name [IPv6:2a01:4f8:221:3d45::2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 92E04C06179A for ; Thu, 14 Jan 2021 03:29:28 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Sender:Reply-To:Cc:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=ixUx+csBL+2MPJ0Q+vaz3WbYKtI0EGHk49a0YtwmS/w=; b=EkW9q6vn9sIqoRRunjeF/lGAcq s24d9tGOWipnYs5ngeiHzTm16JMLU0ftfPeHjKHOWBx7NevWzpIwJFMfU6tRmHm01tBrYCAfGK9kZ zwHjbItDWSMLMXV5X+uS/BaDVKQEriXDlUM4c7wrcGv0CCGmNGPAVO3Wb9wnIIvLphGc=; Received: from p54ae91f2.dip0.t-ipconnect.de ([84.174.145.242] helo=localhost.localdomain) by ds12 with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_CBC_SHA1:128) (Exim 4.89) (envelope-from ) id 1l00og-0001PU-Pc for linux-wireless@vger.kernel.org; Thu, 14 Jan 2021 12:29:26 +0100 From: Felix Fietkau To: linux-wireless@vger.kernel.org Subject: [PATCH 2/7] mt76: mt7915: ensure that init work completes before starting the device Date: Thu, 14 Jan 2021 12:29:20 +0100 Message-Id: <20210114112925.87646-2-nbd@nbd.name> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20210114112925.87646-1-nbd@nbd.name> References: <20210114112925.87646-1-nbd@nbd.name> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Without this change, the start operation could potentially race against eeprom or txbf init Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt7915/main.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c index 73c5ee10fd3e..05dd75961d95 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c @@ -26,6 +26,8 @@ static int mt7915_start(struct ieee80211_hw *hw) struct mt7915_phy *phy = mt7915_hw_phy(hw); bool running; + flush_work(&dev->init_work); + mutex_lock(&dev->mt76.mutex); running = mt7915_dev_running(dev);