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([183.91.15.56]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-387d20a2f2fsm2784349a91.13.2026.07.08.05.51.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 Jul 2026 05:52:04 -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 12/24] ASoC: codecs: cs-amp-lib: Use guard() for mutex locks Date: Wed, 8 Jul 2026 19:49:49 +0700 Message-ID: <20260708125002.202515-13-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: linux-kernel@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. Reviewed-by: Cezary Rojewski Reviewed-by: Richard Fitzgerald Signed-off-by: bui duc phuc --- sound/soc/codecs/cs-amp-lib.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/sound/soc/codecs/cs-amp-lib.c b/sound/soc/codecs/cs-amp-lib.c index 371e99205b58..41a9a5b005c6 100644 --- a/sound/soc/codecs/cs-amp-lib.c +++ b/sound/soc/codecs/cs-amp-lib.c @@ -7,6 +7,7 @@ #include #include +#include #include #include #include @@ -83,10 +84,12 @@ static int cs_amp_write_cal_coeff(struct cs_dsp *dsp, KUNIT_STATIC_STUB_REDIRECT(cs_amp_write_cal_coeff, dsp, controls, ctl_name, val); if (IS_REACHABLE(CONFIG_FW_CS_DSP)) { - mutex_lock(&dsp->pwr_lock); - cs_ctl = cs_dsp_get_ctl(dsp, ctl_name, controls->mem_region, controls->alg_id); - ret = cs_dsp_coeff_write_ctrl(cs_ctl, 0, &beval, sizeof(beval)); - mutex_unlock(&dsp->pwr_lock); + scoped_guard(mutex, &dsp->pwr_lock) { + cs_ctl = cs_dsp_get_ctl(dsp, ctl_name, + controls->mem_region, + controls->alg_id); + ret = cs_dsp_coeff_write_ctrl(cs_ctl, 0, &beval, sizeof(beval)); + } if (ret < 0) { dev_err(dsp->dev, "Failed to write to '%s': %d\n", ctl_name, ret); -- 2.43.0