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([183.91.15.56]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2c164f96b3fsm250133875ad.29.2026.06.10.03.21.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 10 Jun 2026 03:21:10 -0700 (PDT) From: phucduc.bui@gmail.com To: Mark Brown , Matthias Brugger Cc: Liam Girdwood , AngeloGioacchino Del Regno , Linus Walleij , Bartosz Golaszewski , Jaroslav Kysela , Takashi Iwai , linux-sound@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, bui duc phuc Subject: [PATCH 07/10] ASoC: mediatek: mt8195: mt8195-dai-etdm: Use guard() for spin locks Date: Wed, 10 Jun 2026 17:20:18 +0700 Message-ID: <20260610102021.83273-8-phucduc.bui@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260610102021.83273-1-phucduc.bui@gmail.com> References: <20260610102021.83273-1-phucduc.bui@gmail.com> Precedence: bulk X-Mailing-List: linux-gpio@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 spin locks. Merely code refactoring, and no behavior change. Signed-off-by: bui duc phuc --- sound/soc/mediatek/mt8195/mt8195-dai-etdm.c | 16 ++++++---------- 1 file changed, 6 insertions(+), 10 deletions(-) diff --git a/sound/soc/mediatek/mt8195/mt8195-dai-etdm.c b/sound/soc/mediatek/mt8195/mt8195-dai-etdm.c index 5dcc8ed26e00..1a20adb2cbf5 100644 --- a/sound/soc/mediatek/mt8195/mt8195-dai-etdm.c +++ b/sound/soc/mediatek/mt8195/mt8195-dai-etdm.c @@ -1318,24 +1318,22 @@ static int mt8195_afe_enable_etdm(struct mtk_base_afe *afe, int dai_id) struct etdm_con_reg etdm_reg; struct mt8195_afe_private *afe_priv = afe->platform_priv; struct mtk_dai_etdm_priv *etdm_data; - unsigned long flags; if (!mt8195_afe_etdm_is_valid(dai_id)) return -EINVAL; etdm_data = afe_priv->dai_priv[dai_id]; - spin_lock_irqsave(&afe_priv->afe_ctrl_lock, flags); + guard(spinlock_irqsave)(&afe_priv->afe_ctrl_lock); etdm_data->en_ref_cnt++; if (etdm_data->en_ref_cnt == 1) { ret = get_etdm_reg(dai_id, &etdm_reg); if (ret < 0) - goto out; + return ret; regmap_update_bits(afe->regmap, etdm_reg.con0, ETDM_CON0_EN, ETDM_CON0_EN); } -out: - spin_unlock_irqrestore(&afe_priv->afe_ctrl_lock, flags); + return ret; } @@ -1345,26 +1343,24 @@ static int mt8195_afe_disable_etdm(struct mtk_base_afe *afe, int dai_id) struct etdm_con_reg etdm_reg; struct mt8195_afe_private *afe_priv = afe->platform_priv; struct mtk_dai_etdm_priv *etdm_data; - unsigned long flags; if (!mt8195_afe_etdm_is_valid(dai_id)) return -EINVAL; etdm_data = afe_priv->dai_priv[dai_id]; - spin_lock_irqsave(&afe_priv->afe_ctrl_lock, flags); + guard(spinlock_irqsave)(&afe_priv->afe_ctrl_lock); if (etdm_data->en_ref_cnt > 0) { etdm_data->en_ref_cnt--; if (etdm_data->en_ref_cnt == 0) { ret = get_etdm_reg(dai_id, &etdm_reg); if (ret < 0) - goto out; + return ret; regmap_update_bits(afe->regmap, etdm_reg.con0, ETDM_CON0_EN, 0); } } -out: - spin_unlock_irqrestore(&afe_priv->afe_ctrl_lock, flags); + return ret; } -- 2.43.0