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([183.91.15.56]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-3081e5d0828sm24616275eec.10.2026.06.17.03.40.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Jun 2026 03:40:39 -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 49/78] ASoC: codecs: rt712: Use guard() for mutex locks Date: Wed, 17 Jun 2026 17:32:06 +0700 Message-ID: <20260617103235.449609-50-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: linux-sound@vger.kernel.org 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/rt712-sdca-sdw.c | 34 +++++++++++++++---------------- sound/soc/codecs/rt712-sdca.c | 7 ++----- 2 files changed, 18 insertions(+), 23 deletions(-) diff --git a/sound/soc/codecs/rt712-sdca-sdw.c b/sound/soc/codecs/rt712-sdca-sdw.c index 581732180473..066d15399bd9 100644 --- a/sound/soc/codecs/rt712-sdca-sdw.c +++ b/sound/soc/codecs/rt712-sdca-sdw.c @@ -277,7 +277,7 @@ static int rt712_sdca_interrupt_callback(struct sdw_slave *slave, * scheme. We do want however to prevent new workqueues from being scheduled if * the disable_irq flag was set during system suspend. */ - mutex_lock(&rt712->disable_irq_lock); + guard(mutex)(&rt712->disable_irq_lock); ret = sdw_read_no_pm(rt712->slave, SDW_SCP_SDCA_INT1); if (ret < 0) @@ -341,12 +341,9 @@ static int rt712_sdca_interrupt_callback(struct sdw_slave *slave, mod_delayed_work(system_power_efficient_wq, &rt712->jack_detect_work, msecs_to_jiffies(30)); - mutex_unlock(&rt712->disable_irq_lock); - return 0; io_error: - mutex_unlock(&rt712->disable_irq_lock); pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret); return ret; } @@ -428,13 +425,13 @@ static int rt712_sdca_dev_system_suspend(struct device *dev) * deferred work completes and before the parent disables * interrupts on the link */ - mutex_lock(&rt712_sdca->disable_irq_lock); - rt712_sdca->disable_irq = true; - ret1 = sdw_update_no_pm(slave, SDW_SCP_SDCA_INTMASK1, - SDW_SCP_SDCA_INTMASK_SDCA_0, 0); - ret2 = sdw_update_no_pm(slave, SDW_SCP_SDCA_INTMASK2, - SDW_SCP_SDCA_INTMASK_SDCA_8, 0); - mutex_unlock(&rt712_sdca->disable_irq_lock); + scoped_guard(mutex, &rt712_sdca->disable_irq_lock) { + rt712_sdca->disable_irq = true; + ret1 = sdw_update_no_pm(slave, SDW_SCP_SDCA_INTMASK1, + SDW_SCP_SDCA_INTMASK_SDCA_0, 0); + ret2 = sdw_update_no_pm(slave, SDW_SCP_SDCA_INTMASK2, + SDW_SCP_SDCA_INTMASK_SDCA_8, 0); + } if (ret1 < 0 || ret2 < 0) { /* log but don't prevent suspend from happening */ @@ -456,14 +453,15 @@ static int rt712_sdca_dev_resume(struct device *dev) return 0; if (!slave->unattach_request) { - mutex_lock(&rt712->disable_irq_lock); - if (rt712->disable_irq == true) { - - sdw_write_no_pm(slave, SDW_SCP_SDCA_INTMASK1, SDW_SCP_SDCA_INTMASK_SDCA_0); - sdw_write_no_pm(slave, SDW_SCP_SDCA_INTMASK2, SDW_SCP_SDCA_INTMASK_SDCA_8); - rt712->disable_irq = false; + scoped_guard(mutex, &rt712->disable_irq_lock) { + if (rt712->disable_irq == true) { + sdw_write_no_pm(slave, SDW_SCP_SDCA_INTMASK1, + SDW_SCP_SDCA_INTMASK_SDCA_0); + sdw_write_no_pm(slave, SDW_SCP_SDCA_INTMASK2, + SDW_SCP_SDCA_INTMASK_SDCA_8); + rt712->disable_irq = false; + } } - mutex_unlock(&rt712->disable_irq_lock); } ret = sdw_slave_wait_for_init(slave, RT712_PROBE_TIMEOUT); diff --git a/sound/soc/codecs/rt712-sdca.c b/sound/soc/codecs/rt712-sdca.c index 4796fce084ff..5db478633f17 100644 --- a/sound/soc/codecs/rt712-sdca.c +++ b/sound/soc/codecs/rt712-sdca.c @@ -79,7 +79,7 @@ static int rt712_sdca_calibration(struct rt712_sdca_priv *rt712) int chk_cnt = 100; int ret = 0; - mutex_lock(&rt712->calibrate_mutex); + guard(mutex)(&rt712->calibrate_mutex); dev = regmap_get_device(regmap); /* Set HP-JD source from JD1 */ @@ -126,7 +126,6 @@ static int rt712_sdca_calibration(struct rt712_sdca_priv *rt712) /* Release HP-JD, EN_CBJ_TIE_GL/R open, en_osw gating auto done bit */ rt712_sdca_index_write(rt712, RT712_VENDOR_REG, RT712_DIGITAL_MISC_CTRL4, 0x0010); - mutex_unlock(&rt712->calibrate_mutex); dev_dbg(dev, "%s calibration complete, ret=%d\n", __func__, ret); return ret; } @@ -403,7 +402,7 @@ static void rt712_sdca_btn_check_handler(struct work_struct *work) static void rt712_sdca_jack_init(struct rt712_sdca_priv *rt712) { - mutex_lock(&rt712->calibrate_mutex); + guard(mutex)(&rt712->calibrate_mutex); if (rt712->hs_jack) { /* Enable HID1 event & set button RTC mode */ @@ -450,8 +449,6 @@ static void rt712_sdca_jack_init(struct rt712_sdca_priv *rt712) dev_dbg(&rt712->slave->dev, "in %s disable\n", __func__); } - - mutex_unlock(&rt712->calibrate_mutex); } static int rt712_sdca_set_jack_detect(struct snd_soc_component *component, -- 2.43.0