From mboxrd@z Thu Jan 1 00:00:00 1970 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=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=unavailable 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 69F40C41538 for ; Wed, 12 May 2021 19:22:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 55D0861182 for ; Wed, 12 May 2021 19:22:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1378884AbhELTSJ (ORCPT ); Wed, 12 May 2021 15:18:09 -0400 Received: from mail.kernel.org ([198.145.29.99]:42824 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235092AbhELQqR (ORCPT ); Wed, 12 May 2021 12:46:17 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id E58CA61E79; Wed, 12 May 2021 16:15:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1620836106; bh=QHVS36Hx5QQArgAt4AN/5gs/dR2JKtoTsFGR679Wkz4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=MnBH2LowNpludk0oEbToWAbHPgpFh0LGTQ785pgVdy/hj7RYUPzLrNpG3W3M7l3g1 47omtM0+W/VBx5vOiklijYTnH2u3DLxY+FcaPbM8fg7gd/WryNFRyHeZSp5LkWHWqO DuvitA3RcV8d9N00LXi2YojSQfa61V+O9varke3M= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Lorenzo Bianconi , Felix Fietkau , Sasha Levin Subject: [PATCH 5.12 613/677] mt76: mt7921: run mt7921_mcu_fw_log_2_host holding mt76 mutex Date: Wed, 12 May 2021 16:50:59 +0200 Message-Id: <20210512144857.739993206@linuxfoundation.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210512144837.204217980@linuxfoundation.org> References: <20210512144837.204217980@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Lorenzo Bianconi [ Upstream commit 987c8fb4de437344f19a23d074c06faf67520a11 ] Wake the chip before configuring the mcu log level Fixes: 1d8efc741df8 ("mt76: mt7921: introduce Runtime PM support") Signed-off-by: Lorenzo Bianconi Signed-off-by: Felix Fietkau Signed-off-by: Sasha Levin --- drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c index 6aa11ca6fc81..87a7ea12f3b3 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c @@ -9,10 +9,13 @@ mt7921_fw_debug_set(void *data, u64 val) { struct mt7921_dev *dev = data; - dev->fw_debug = (u8)val; + mt7921_mutex_acquire(dev); + dev->fw_debug = (u8)val; mt7921_mcu_fw_log_2_host(dev, dev->fw_debug); + mt7921_mutex_release(dev); + return 0; } -- 2.30.2