From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f179.google.com (mail-pl1-f179.google.com [209.85.214.179]) (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 85FB23EE1DB for ; Thu, 18 Jun 2026 11:09:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.179 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781780962; cv=none; b=qOnsNY0wN+q7WMTIcri9Xb6VHqPt5pOYrGrVlu3EEXHbTRD4+NA9UpvF/yf4rMdFUNRuYfYa0BmEaifBC/JdPbFzR/TvHji0Hx+j8ZjQduV6/ZK1uGEJNmZC3je1kvysez4BuIuAykMrbLfDhrNdYizFj0XsiigRQJcNHZYddJU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781780962; c=relaxed/simple; bh=9eLKKTv14da0IXCzpSeoChYsabAzS0BWIAzAJYA3gf8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=NAks7JPRIoGtm14KeA9MtfLB/w0XqvLwywR6gJZG3d4O8ciRWDLwtR7TuCdn/JG07vokPv+0VvnrTZpOxFQ8t0rHBWoe3ODsY+XlBt2DSqKuIfmVhD0YGy+/+f9bY2wyQxoP0/u/fgn7HCPISzO7UA//HXi6LPvgmhF1P2qs+xE= 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=OBdYJiUG; arc=none smtp.client-ip=209.85.214.179 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="OBdYJiUG" Received: by mail-pl1-f179.google.com with SMTP id d9443c01a7336-2c0c3546924so7058365ad.3 for ; Thu, 18 Jun 2026 04:09:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1781780961; x=1782385761; 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=Iam6sOaw4t4SQ8HW45BuU6pnPmpQPvQwQp9j/RbUvJo=; b=OBdYJiUGmo6kmQf2PRX2KirTCGiYEqS6BbAPHAr30Zx8ERlMkXER1y3O/nqx+aEtE3 Kiq7VGYdT6jH/UiTC7Mk5J4h3qOe5HJKFKj8G4pQrjvs3gJZFW8LSyQrHiErqctVCnE0 2RnSgy8eWZGQb6qoCVt9sBBlQh4pG0bJHB6XZfzFVMRggrgh5DoIGg5kC75FeHTMS/Bq xEWWaDm/eQDbC05HDNfe1+nN8lVD18PRScWTODEzvsUyhc5yGyU9yOcoVv3Vqk8ys42X EDXSAX2WfLN27RNYxABydZVVrYmSqb2kWvN5Luz6Nv7qGFnHROMBlEeGGmD8kce0XZ6O +H9Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1781780961; x=1782385761; 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=Iam6sOaw4t4SQ8HW45BuU6pnPmpQPvQwQp9j/RbUvJo=; b=YqrdEHRyI55qfiMvQi0FZcGL+eXsoJqdaINTT+OXrwq696cXlB9TZgGsI5c0HPG72P d4jwrOvFL4+rbG5iPVb3TtOYkInG39ehQV61Ys3rS32Yio9PV0oa6Gd4m3VOa6B7Xmck YtKCg3ZE+64HWyI4Ax6C02fY8G5/DtRIzJHked9occcTZVpcdjwJKSkRm4ltsJjk99PY gT1wjqj7Ha2luK/M3qwc6pZiUrg8mh4cRqFweC2HAMu0E6umpCvGtCA2tC0SPUJ/5Oln muHTDiyq50CY8aG7KkbXaslfnTwPEGAkBfecebpjs6AVjC/2p4TXCsXLJJrcmA3Ufm16 otEg== X-Forwarded-Encrypted: i=1; AFNElJ+M/5Km7RY9ZHHqvdi0KhkcXLBray+gA7OvPDKtzb2/D9PlO6jv/9elZ7n2BEf6kMMZoZQiKGJ5tv/mDkJztLA=@lists.linux.dev X-Gm-Message-State: AOJu0Yy/gybkpXhoslZpjrJ8PFjY4Iz7VzAS5jA8EYZpKbMMmC8Y1R6c zgW+9P4COy1fOVFqA1FAxlDyvj8rTRvL09vzW0PskCwVO/MFScLunyod X-Gm-Gg: AfdE7ckQPTJ4pOOrs0Xiny8XtxJxlaUSPg3vc1bg8U2lz2/S/TfL1I+HZzdgzrwZOgq VYpoeD5lJ34XyREb4jDeS/gqy6gd0G5ZpzR4C8SJi4daX45KvOGQE0d5HWXWj5kR2OMYJYgUC18 TroEwEtMnmSeSQP8XUXOw6YvTMO+r/4jIScykN5iBCXhxWACd15MuTOYHftRjPTxawTYP0Vl/Ak 3D2JaARM5R2BiOVMse4VZV9VQ6IahTVep1BQW5+caVXRttWJnFddMY3z39GYxSJsFGQsGrGge3o q+xRKJXWVsvQBU+UvLUiay9UAW+EDp3z3dYHc2ZjsGGpl3W22GakHpbAOxXjXtmINFyqXay1LT8 8NvUT45YG5YDZyiQm+aqWBolB2onCRE4Eyqfc8OS94ONuAww4BQQyW3hU8pIaIyPgWxxppzBiFp V1htKbONmw7p2q2uhJuLT0SIZSCX6+GsE/6fHmVmuF7petDo0= X-Received: by 2002:a17:902:f688:b0:2c6:c66b:4b03 with SMTP id d9443c01a7336-2c6e4746cb1mr34135155ad.10.1781780960796; Thu, 18 Jun 2026 04:09:20 -0700 (PDT) Received: from phuc-desktop.. ([183.91.15.56]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2c42f1f0f19sm196384565ad.10.2026.06.18.04.09.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 18 Jun 2026 04:09:20 -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 60/78] ASoC: codecs: tscs42xx: Use guard() for mutex locks Date: Thu, 18 Jun 2026 18:08:09 +0700 Message-ID: <20260618110827.232983-4-phucduc.bui@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260618110827.232983-1-phucduc.bui@gmail.com> References: <20260617103235.449609-1-phucduc.bui@gmail.com> <20260618110827.232983-1-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/tscs42xx.c | 44 ++++++++++++------------------------- 1 file changed, 14 insertions(+), 30 deletions(-) diff --git a/sound/soc/codecs/tscs42xx.c b/sound/soc/codecs/tscs42xx.c index dba581857920..66810b992935 100644 --- a/sound/soc/codecs/tscs42xx.c +++ b/sound/soc/codecs/tscs42xx.c @@ -210,23 +210,21 @@ static int power_up_audio_plls(struct snd_soc_component *component) return ret; } - mutex_lock(&tscs42xx->pll_lock); + guard(mutex)(&tscs42xx->pll_lock); ret = snd_soc_component_update_bits(component, R_PLLCTL1C, mask, val); if (ret < 0) { dev_err(component->dev, "Failed to turn PLL on (%d)\n", ret); - goto exit; + return ret; } if (!plls_locked(component)) { dev_err(component->dev, "Failed to lock plls\n"); ret = -ENOMSG; - goto exit; + return ret; } ret = 0; -exit: - mutex_unlock(&tscs42xx->pll_lock); return ret; } @@ -236,26 +234,24 @@ static int power_down_audio_plls(struct snd_soc_component *component) struct tscs42xx *tscs42xx = snd_soc_component_get_drvdata(component); int ret; - mutex_lock(&tscs42xx->pll_lock); + guard(mutex)(&tscs42xx->pll_lock); ret = snd_soc_component_update_bits(component, R_PLLCTL1C, RM_PLLCTL1C_PDB_PLL1, RV_PLLCTL1C_PDB_PLL1_DISABLE); if (ret < 0) { dev_err(component->dev, "Failed to turn PLL off (%d)\n", ret); - goto exit; + return ret; } ret = snd_soc_component_update_bits(component, R_PLLCTL1C, RM_PLLCTL1C_PDB_PLL2, RV_PLLCTL1C_PDB_PLL2_DISABLE); if (ret < 0) { dev_err(component->dev, "Failed to turn PLL off (%d)\n", ret); - goto exit; + return ret; } ret = 0; -exit: - mutex_unlock(&tscs42xx->pll_lock); return ret; } @@ -269,13 +265,11 @@ static int coeff_ram_get(struct snd_kcontrol *kcontrol, (struct coeff_ram_ctl *)kcontrol->private_value; struct soc_bytes_ext *params = &ctl->bytes_ext; - mutex_lock(&tscs42xx->coeff_ram_lock); + guard(mutex)(&tscs42xx->coeff_ram_lock); memcpy(ucontrol->value.bytes.data, &tscs42xx->coeff_ram[ctl->addr * COEFF_SIZE], params->max); - mutex_unlock(&tscs42xx->coeff_ram_lock); - return 0; } @@ -290,14 +284,14 @@ static int coeff_ram_put(struct snd_kcontrol *kcontrol, unsigned int coeff_cnt = params->max / COEFF_SIZE; int ret; - mutex_lock(&tscs42xx->coeff_ram_lock); + guard(mutex)(&tscs42xx->coeff_ram_lock); tscs42xx->coeff_ram_synced = false; memcpy(&tscs42xx->coeff_ram[ctl->addr * COEFF_SIZE], ucontrol->value.bytes.data, params->max); - mutex_lock(&tscs42xx->pll_lock); + guard(mutex)(&tscs42xx->pll_lock); if (plls_locked(component)) { ret = write_coeff_ram(component, tscs42xx->coeff_ram, @@ -305,16 +299,12 @@ static int coeff_ram_put(struct snd_kcontrol *kcontrol, if (ret < 0) { dev_err(component->dev, "Failed to flush coeff ram cache (%d)\n", ret); - goto exit; + return ret; } tscs42xx->coeff_ram_synced = true; } ret = 0; -exit: - mutex_unlock(&tscs42xx->pll_lock); - - mutex_unlock(&tscs42xx->coeff_ram_lock); return ret; } @@ -385,19 +375,17 @@ static int dac_event(struct snd_soc_dapm_widget *w, struct tscs42xx *tscs42xx = snd_soc_component_get_drvdata(component); int ret; - mutex_lock(&tscs42xx->coeff_ram_lock); + guard(mutex)(&tscs42xx->coeff_ram_lock); if (!tscs42xx->coeff_ram_synced) { ret = write_coeff_ram(component, tscs42xx->coeff_ram, 0x00, COEFF_RAM_COEFF_COUNT); if (ret < 0) - goto exit; + return ret; tscs42xx->coeff_ram_synced = true; } ret = 0; -exit: - mutex_unlock(&tscs42xx->coeff_ram_lock); return ret; } @@ -926,12 +914,10 @@ static int setup_sample_rate(struct snd_soc_component *component, return ret; } - mutex_lock(&tscs42xx->audio_params_lock); + guard(mutex)(&tscs42xx->audio_params_lock); tscs42xx->samplerate = rate; - mutex_unlock(&tscs42xx->audio_params_lock); - return 0; } @@ -1253,12 +1239,10 @@ static int tscs42xx_set_dai_bclk_ratio(struct snd_soc_dai *codec_dai, return ret; } - mutex_lock(&tscs42xx->audio_params_lock); + guard(mutex)(&tscs42xx->audio_params_lock); tscs42xx->bclk_ratio = ratio; - mutex_unlock(&tscs42xx->audio_params_lock); - return 0; } -- 2.43.0