From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-dy1-f170.google.com (mail-dy1-f170.google.com [74.125.82.170]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EE5AE3B7750 for ; Wed, 17 Jun 2026 10:34:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.82.170 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781692487; cv=none; b=BEf3UzPcP6OQnOOmMsgfthudN0MmSuu5mea9zHevtQnWY9NiOGK8W13FehOknxGuq8d7Abr31Et5LEyDiWw2o3fbc1FsXIF/Etlg/0GNq9OIWb//8n6WFgLbCFFFaYHUeOJ5CyEZmBtXYhEa2XMkPFPkYYqWOW06LC4ixuXtb10= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781692487; c=relaxed/simple; bh=uNHjTev2hmfXRNq+0ljawWlrrdZPdtmV526ovzJ70zs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=En8N6TmMM00sF0/v2JE+18+gQfBohsyzbayJhCTsPQJxQsATPQqszoKQ8nypXwg4kntPc+7FE2PYSkyzBSzVFPB4Cw39ph1Nu9D7Ob3ShvTgFdSRYElnB9JjJliNDHvZD5pL1FrT4A4nrA9kt2cPSaMZBgPf6BMYKtXGFRlyw/k= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=jpYjANLz; arc=none smtp.client-ip=74.125.82.170 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="jpYjANLz" Received: by mail-dy1-f170.google.com with SMTP id 5a478bee46e88-3078e0dcd67so5789830eec.0 for ; Wed, 17 Jun 2026 03:34:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1781692482; x=1782297282; darn=lists.linux.dev; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=6R22m/pLPBKiTabqFMhVFBn5ZxuG7/U6c6Q8dEuLYd8=; b=jpYjANLzWmZizWIKqPMErCYRNNDHpE7h6ispFk99ddnaLJWrLRHafZU/bIIjfJUcvV Ay7yAgwSmF6MxB8MOpk7iaQSMrBVSVfA/h5sopdW3f5eyhziBUHDYygoKrC8bEF7y31P HvM7QsqghFliu2VbOeoTmbzOcq9VKy87B/bDFd3wiyun6bJu+rPxADE6drLYJFFWZSGm /V+j+KDIeH4vqPzfzjUm1TKjknXJU+y7RuXtg1mMfo17XKpO39DB8A4WTYZQqPzwxCiA B+RawK797/Ob/HFU6sOxSdXJXMt32LUwxKQn9DNWamVEM2cH6ZPLfESZM5NP9V695nwB EZcg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1781692482; x=1782297282; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=6R22m/pLPBKiTabqFMhVFBn5ZxuG7/U6c6Q8dEuLYd8=; b=XJ5MJGea/e3Jm/jwnArHpeLrPBfT2A91yzmJ37jXMV88eyE3JD/mslKwD8ePhNQ+Bg e8x56MjSReGTTFCCnFbcVscsldf3DKcuYk1ME7nEVjT2ekibi6hhqlmQ0Sd8ktEV1bzh z/snXE+80KQ0YcaUowD3uURWG3GiHVTGZ9AC4RSCRJEbZRzdX3mJLzuon0ZAFaKGFpTT 0yz1wLKbaB2YMtSjDUpqTExOJ2DSnM6GuLiIFZ/n2S4m+Q87MmjpvH6U/aON2WWXe6Li VHHnD0/R5hrjtLKFXFB9hIaSeSDMQG/ZKHY2ofTlrhmJmtC42eMtUMpLZ6GOb+VrWgE2 3ZMw== X-Forwarded-Encrypted: i=1; AFNElJ9bWjDMmmpe7qFhYOqTM3eIIp1asBU4nS6xoHdZOhVE6x0FG7pEetD9xn3MXaZqbpv0zViy/i9goBQ7HsOSnDU=@lists.linux.dev X-Gm-Message-State: AOJu0YwA+cZkZBao1CLsVcT8IUZD0s/t5/GVkoWCA7DHGwMt36mwj52g s8jqE1i83WX8U+L79VRXw1ftR8Ud325keJgnWiHRrvd+MM1Q/90kAFA7 X-Gm-Gg: AfdE7cmVar5/3nx9bcDKyesmRvWyP6qrMmR/5mJmFI/GpHUm/927p6ITjfeVMiVExDQ X1g+k0kubg7PWN6PldP/4Ga/ADdPTG8smijdAih3TYciT+jyzsk8Dbww5/+OFF3kcEEcmEt+oMY 4DorH1ENBFae13WfozF3U/3tR6gbCQ1gRvCZdXurugLZtXsjRGikId8TTNeqt5dvdOFQ1xhF2JV qTp4DZQr3UnBDuGoOixV8e2iHYJGt/YBiV6aLMtRPSruIeTCwJfoAZUS71gSjPrKK5GkUfLO2hJ vzijcCW4eKeeevOPSYyVZxjcoIJOP3E3k0Zyw/N3sSpTXfN1qkQYe7zPV9VuuxN45v5n7qiH2Us wS9e9qev33QqlxWEMHt+jB7EYfAv37M9wOOg6l1c5XLbGmtI2JM0ryxdS7wYnlOPEeYgJX2UcMj Pft28OchN0Sg6JaVvv0ro50gdF3SUj3HLXLSACg+DsaCrxRKw= X-Received: by 2002:a05:7300:6d15:b0:2ed:b131:240e with SMTP id 5a478bee46e88-30bca0dabccmr1625180eec.23.1781692481713; Wed, 17 Jun 2026 03:34:41 -0700 (PDT) Received: from phuc-desktop.. ([183.91.15.56]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-3081e5d0828sm24616275eec.10.2026.06.17.03.34.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Jun 2026 03:34:41 -0700 (PDT) From: phucduc.bui@gmail.com To: Mark Brown Cc: Liam Girdwood , Jaroslav Kysela , Takashi Iwai , Cheng-Yi Chiang , Tzung-Bi Shih , Guenter Roeck , Benson Leung , David Rhodes , Richard Fitzgerald , povik+lin@cutebit.org, Charles Keepax , Support Opensource , Nick Li , Herve Codina , Srinivas Kandagatla , Matthias Brugger , AngeloGioacchino Del Regno , Shenghao Ding , Kevin Lu , Baojun Xu , Sen Wang , Oder Chiou , Lars-Peter Clausen , nuno.sa@analog.com, Steven Eckhoff , patches@opensource.cirrus.com, chrome-platform@lists.linux.dev, asahi@lists.linux.dev, linux-arm-msm@vger.kernel.org, linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, bui duc phuc Subject: [PATCH 11/78] ASoC: codecs: cros_ec_codec: Use guard() for mutex locks Date: Wed, 17 Jun 2026 17:31:28 +0700 Message-ID: <20260617103235.449609-12-phucduc.bui@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260617103235.449609-1-phucduc.bui@gmail.com> References: <20260617103235.449609-1-phucduc.bui@gmail.com> Precedence: bulk X-Mailing-List: chrome-platform@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: bui duc phuc Clean up the code using guard() for mutex locks. Merely code refactoring, and no behavior change. Signed-off-by: bui duc phuc --- sound/soc/codecs/cros_ec_codec.c | 17 +++++++---------- 1 file changed, 7 insertions(+), 10 deletions(-) diff --git a/sound/soc/codecs/cros_ec_codec.c b/sound/soc/codecs/cros_ec_codec.c index 7dc5a7c3ca96..c522bacf06de 100644 --- a/sound/soc/codecs/cros_ec_codec.c +++ b/sound/soc/codecs/cros_ec_codec.c @@ -608,10 +608,10 @@ static void wov_copy_work(struct work_struct *w) container_of(w, struct cros_ec_codec_priv, wov_copy_work.work); int ret; - mutex_lock(&priv->wov_dma_lock); + guard(mutex)(&priv->wov_dma_lock); if (!priv->wov_substream) { dev_warn(priv->dev, "no pcm substream\n"); - goto leave; + return; } if (ec_codec_capable(priv, EC_CODEC_CAP_WOV_AUDIO_SHM)) @@ -624,8 +624,6 @@ static void wov_copy_work(struct work_struct *w) msecs_to_jiffies(10)); else if (ret) dev_err(priv->dev, "failed to read audio data\n"); -leave: - mutex_unlock(&priv->wov_dma_lock); } static int wov_enable_get(struct snd_kcontrol *kcontrol, @@ -895,12 +893,11 @@ static int wov_pcm_hw_params(struct snd_soc_component *component, struct cros_ec_codec_priv *priv = snd_soc_component_get_drvdata(component); - mutex_lock(&priv->wov_dma_lock); + guard(mutex)(&priv->wov_dma_lock); priv->wov_substream = substream; priv->wov_rp = priv->wov_wp = 0; priv->wov_dma_offset = 0; priv->wov_burst_read = true; - mutex_unlock(&priv->wov_dma_lock); return 0; } @@ -911,10 +908,10 @@ static int wov_pcm_hw_free(struct snd_soc_component *component, struct cros_ec_codec_priv *priv = snd_soc_component_get_drvdata(component); - mutex_lock(&priv->wov_dma_lock); - wov_queue_dequeue(priv, wov_queue_size(priv)); - priv->wov_substream = NULL; - mutex_unlock(&priv->wov_dma_lock); + scoped_guard(mutex, &priv->wov_dma_lock) { + wov_queue_dequeue(priv, wov_queue_size(priv)); + priv->wov_substream = NULL; + } cancel_delayed_work_sync(&priv->wov_copy_work); -- 2.43.0