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([183.91.15.56]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-387d20a2f2fsm2784349a91.13.2026.07.08.05.50.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 Jul 2026 05:50:54 -0700 (PDT) From: phucduc.bui@gmail.com To: Mark Brown , Takashi Iwai , Tzung-Bi Shih , David Rhodes , Charles Keepax Cc: Liam Girdwood , Jaroslav Kysela , Cheng-Yi Chiang , Guenter Roeck , Benson Leung , Richard Fitzgerald , povik+lin@cutebit.org, u.kleine-koenig@baylibre.com, kuninori.morimoto.gx@renesas.com, christian.ehrhardt@codasip.com, Linus Walleij , Arnd Bergmann , Sakari Ailus , Thorsten Blum , Chris Morgan , Dan Carpenter , Marco Crivellari , Rosen Penev , Weidong Wang , Teguh Sobirin , Val Packett , Luca Weiss , wangdicheng , linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org, patches@opensource.cirrus.com, chrome-platform@lists.linux.dev, asahi@lists.linux.dev, Cezary Rojewski , bui duc phuc Subject: [PATCH v4 03/24] ASoC: codecs: arizona-jack: Use guard() cleanup helpers Date: Wed, 8 Jul 2026 19:49:40 +0700 Message-ID: <20260708125002.202515-4-phucduc.bui@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260708125002.202515-1-phucduc.bui@gmail.com> References: <20260708125002.202515-1-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() helpers for mutex locking and PM runtime management. No functional change intended. Reviewed-by: Cezary Rojewski Reviewed-by: Charles Keepax Signed-off-by: bui duc phuc --- Changes in v2: Reworked the code to use an if/else structure, avoiding code duplication after removing the goto label. Changes in v3: Remove unnecessary blank lines. sound/soc/codecs/arizona-jack.c | 117 +++++++++++++++----------------- 1 file changed, 53 insertions(+), 64 deletions(-) diff --git a/sound/soc/codecs/arizona-jack.c b/sound/soc/codecs/arizona-jack.c index a9063bac2752..819d080b1188 100644 --- a/sound/soc/codecs/arizona-jack.c +++ b/sound/soc/codecs/arizona-jack.c @@ -5,6 +5,7 @@ * Copyright (C) 2012-2014 Wolfson Microelectronics plc */ +#include #include #include #include @@ -707,15 +708,13 @@ static void arizona_micd_timeout_work(struct work_struct *work) struct arizona_priv, micd_timeout_work.work); - mutex_lock(&info->lock); + guard(mutex)(&info->lock); dev_dbg(info->arizona->dev, "MICD timed out, reporting HP\n"); info->detecting = false; arizona_identify_headphone(info); - - mutex_unlock(&info->lock); } static int arizona_micd_adc_read(struct arizona_priv *info) @@ -921,12 +920,11 @@ static void arizona_micd_detect(struct work_struct *work) cancel_delayed_work_sync(&info->micd_timeout_work); - mutex_lock(&info->lock); + guard(mutex)(&info->lock); /* If the cable was removed while measuring ignore the result */ if (!(info->jack->status & SND_JACK_MECHANICAL)) { dev_dbg(arizona->dev, "Ignoring MICDET for removed cable\n"); - mutex_unlock(&info->lock); return; } @@ -936,7 +934,6 @@ static void arizona_micd_detect(struct work_struct *work) arizona_button_reading(info); pm_runtime_mark_last_busy(arizona->dev); - mutex_unlock(&info->lock); } static irqreturn_t arizona_micdet(int irq, void *data) @@ -948,10 +945,10 @@ static irqreturn_t arizona_micdet(int irq, void *data) cancel_delayed_work_sync(&info->micd_detect_work); cancel_delayed_work_sync(&info->micd_timeout_work); - mutex_lock(&info->lock); - if (!info->detecting) - debounce = 0; - mutex_unlock(&info->lock); + scoped_guard(mutex, &info->lock) { + if (!info->detecting) + debounce = 0; + } if (debounce) queue_delayed_work(system_power_efficient_wq, @@ -969,9 +966,8 @@ static void arizona_hpdet_work(struct work_struct *work) struct arizona_priv, hpdet_work.work); - mutex_lock(&info->lock); + guard(mutex)(&info->lock); arizona_start_hpdet_acc_id(info); - mutex_unlock(&info->lock); } static int arizona_hpdet_wait(struct arizona_priv *info) @@ -1018,9 +1014,9 @@ static irqreturn_t arizona_jackdet(int irq, void *data) cancelled_hp = cancel_delayed_work_sync(&info->hpdet_work); cancelled_mic = cancel_delayed_work_sync(&info->micd_timeout_work); - pm_runtime_get_sync(arizona->dev); + guard(pm_runtime_active_auto)(arizona->dev); - mutex_lock(&info->lock); + guard(mutex)(&info->lock); if (info->micd_clamp) { mask = ARIZONA_MICD_CLAMP_STS; @@ -1036,8 +1032,6 @@ static irqreturn_t arizona_jackdet(int irq, void *data) ret = regmap_read(arizona->regmap, ARIZONA_AOD_IRQ_RAW_STATUS, &val); if (ret) { dev_err(arizona->dev, "Failed to read jackdet status: %d\n", ret); - mutex_unlock(&info->lock); - pm_runtime_put_autosuspend(arizona->dev); return IRQ_NONE; } @@ -1056,62 +1050,61 @@ static irqreturn_t arizona_jackdet(int irq, void *data) &info->micd_timeout_work, msecs_to_jiffies(micd_timeout)); } + } else { + info->last_jackdet = val; - goto out; - } - info->last_jackdet = val; + if (info->last_jackdet == present) { + dev_dbg(arizona->dev, "Detected jack\n"); + snd_soc_jack_report(info->jack, SND_JACK_MECHANICAL, SND_JACK_MECHANICAL); - if (info->last_jackdet == present) { - dev_dbg(arizona->dev, "Detected jack\n"); - snd_soc_jack_report(info->jack, SND_JACK_MECHANICAL, SND_JACK_MECHANICAL); + info->detecting = true; + info->mic = false; + info->jack_flips = 0; - info->detecting = true; - info->mic = false; - info->jack_flips = 0; + if (!arizona->pdata.hpdet_acc_id) { + arizona_start_mic(info); + } else { + queue_delayed_work(system_power_efficient_wq, + &info->hpdet_work, + msecs_to_jiffies(HPDET_DEBOUNCE)); + } - if (!arizona->pdata.hpdet_acc_id) { - arizona_start_mic(info); + if (info->micd_clamp || !arizona->pdata.jd_invert) + regmap_update_bits(arizona->regmap, + ARIZONA_JACK_DETECT_DEBOUNCE, + ARIZONA_MICD_CLAMP_DB | + ARIZONA_JD1_DB, 0); } else { - queue_delayed_work(system_power_efficient_wq, - &info->hpdet_work, - msecs_to_jiffies(HPDET_DEBOUNCE)); - } + dev_dbg(arizona->dev, "Detected jack removal\n"); - if (info->micd_clamp || !arizona->pdata.jd_invert) - regmap_update_bits(arizona->regmap, - ARIZONA_JACK_DETECT_DEBOUNCE, - ARIZONA_MICD_CLAMP_DB | - ARIZONA_JD1_DB, 0); - } else { - dev_dbg(arizona->dev, "Detected jack removal\n"); - - arizona_stop_mic(info); + arizona_stop_mic(info); - info->num_hpdet_res = 0; - for (i = 0; i < ARRAY_SIZE(info->hpdet_res); i++) - info->hpdet_res[i] = 0; - info->mic = false; - info->hpdet_done = false; - info->hpdet_retried = false; + info->num_hpdet_res = 0; + for (i = 0; i < ARRAY_SIZE(info->hpdet_res); i++) + info->hpdet_res[i] = 0; + info->mic = false; + info->hpdet_done = false; + info->hpdet_retried = false; - snd_soc_jack_report(info->jack, 0, ARIZONA_JACK_MASK | info->micd_button_mask); + snd_soc_jack_report(info->jack, 0, + ARIZONA_JACK_MASK | info->micd_button_mask); - /* - * If the jack was removed during a headphone detection we - * need to wait for the headphone detection to finish, as - * it can not be aborted. We don't want to be able to start - * a new headphone detection from a fresh insert until this - * one is finished. - */ - arizona_hpdet_wait(info); + /* + * If the jack was removed during a headphone detection we + * need to wait for the headphone detection to finish, as + * it can not be aborted. We don't want to be able to start + * a new headphone detection from a fresh insert until this + * one is finished. + */ + arizona_hpdet_wait(info); - regmap_update_bits(arizona->regmap, - ARIZONA_JACK_DETECT_DEBOUNCE, - ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB, - ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB); + regmap_update_bits(arizona->regmap, + ARIZONA_JACK_DETECT_DEBOUNCE, + ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB, + ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB); + } } -out: /* Clear trig_sts to make sure DCVDD is not forced up */ regmap_write(arizona->regmap, ARIZONA_AOD_WKUP_AND_TRIG, ARIZONA_MICD_CLAMP_FALL_TRIG_STS | @@ -1119,10 +1112,6 @@ static irqreturn_t arizona_jackdet(int irq, void *data) ARIZONA_JD1_FALL_TRIG_STS | ARIZONA_JD1_RISE_TRIG_STS); - mutex_unlock(&info->lock); - - pm_runtime_put_autosuspend(arizona->dev); - return IRQ_HANDLED; } -- 2.43.0