From patchwork Mon Sep 9 07:19:34 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Binbin Zhou X-Patchwork-Id: 13796163 Received: from mail.loongson.cn (mail.loongson.cn [114.242.206.163]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 5EC161AE050 for ; Mon, 9 Sep 2024 07:19:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=114.242.206.163 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725866391; cv=none; b=s7NfUJC9yE6ipnSIoLCSLUOqewZohstRZx1CKrRS3UtpLAWp8FLXlMyHtHSoIMiKA3PID+tIWruHf+BBUThmQ60udbQGNy6M3tk2go0T7IymKczta1BZ0GVZQgkLtPFd6PXfz/I9tf4yTy18zyCCvDcSD71Ng8ptbgVZpmX2Va0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725866391; c=relaxed/simple; bh=cxw7vUb5YpS4RPo6Piv8fr9M9RXXg438OkLXsPRcBuo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ggTguz2KcTKujmVt4F9UMqXP7ngRFceI8NBeplXyJuqvzV25FmwZPx3vsJ72W/s4zV14z8L/R3vZ9yc4MQ6si4K07dzX6ysS701UgXfOTuK3AH+cg+J4cfUy/Kj3WfSYgyYzzN/xoXx3JIn8llBBHykc5nFDf4ibDTG54SFKASg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=loongson.cn; spf=pass smtp.mailfrom=loongson.cn; arc=none smtp.client-ip=114.242.206.163 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=loongson.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=loongson.cn Received: from loongson.cn (unknown [223.64.68.147]) by gateway (Coremail) with SMTP id _____8CxB+mTod5mWJkCAA--.4962S3; Mon, 09 Sep 2024 15:19:47 +0800 (CST) Received: from localhost.localdomain (unknown [223.64.68.147]) by front1 (Coremail) with SMTP id qMiowMAxQNaQod5msioCAA--.7431S2; Mon, 09 Sep 2024 15:19:45 +0800 (CST) From: Binbin Zhou To: Binbin Zhou , Huacai Chen , Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai Cc: Huacai Chen , Tang Bin , Kuninori Morimoto , Krzysztof Kozlowski , Pierre-Louis Bossart , linux-sound@vger.kernel.org, Xuerui Wang , loongarch@lists.linux.dev, Binbin Zhou Subject: [PATCH v1 4/8] ASoC: loongson: Simplify if statment in loongson_card_hw_params() Date: Mon, 9 Sep 2024 15:19:34 +0800 Message-ID: <98b71f9643970f11bc500c01599c7aeb77ff2a58.1725844530.git.zhoubinbin@loongson.cn> X-Mailer: git-send-email 2.43.5 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-CM-TRANSID: qMiowMAxQNaQod5msioCAA--.7431S2 X-CM-SenderInfo: p2kr3uplqex0o6or00hjvr0hdfq/ X-Coremail-Antispam: 1Uk129KBj93XoW7KF1xZw4kZrWfZFWfJrW8AFc_yoW8ZF48pF nxX3y7KFWUJr4rAwn5JrWrZF1fCa4xuas2qanrt34ftr17ArnI9F15tF4FvFWrCryDKr98 XryjkFWUu3Z8uacCm3ZEXasCq-sJn29KB7ZKAUJUUUUD529EdanIXcx71UUUUU7KY7ZEXa sCq-sGcSsGvfJ3Ic02F40EFcxC0VAKzVAqx4xG6I80ebIjqfuFe4nvWSU5nxnvy29KBjDU 0xBIdaVrnRJUUUBvb4IE77IF4wAFF20E14v26r1j6r4UM7CY07I20VC2zVCF04k26cxKx2 IYs7xG6rWj6s0DM7CIcVAFz4kK6r1Y6r17M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48v e4kI8wA2z4x0Y4vE2Ix0cI8IcVAFwI0_Ar0_tr1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI 0_Cr0_Gr1UM28EF7xvwVC2z280aVAFwI0_Gr1j6F4UJwA2z4x0Y4vEx4A2jsIEc7CjxVAF wI0_Gr1j6F4UJwAaw2AFwI0_JF0_Jw1le2I262IYc4CY6c8Ij28IcVAaY2xG8wAqjxCEc2 xF0cIa020Ex4CE44I27wAqx4xG64xvF2IEw4CE5I8CrVC2j2WlYx0E2Ix0cI8IcVAFwI0_ Wrv_ZF1lYx0Ex4A2jsIE14v26F4j6r4UJwAm72CE4IkC6x0Yz7v_Jr0_Gr1lF7xvr2IYc2 Ij64vIr41lc7CjxVAaw2AFwI0_Jw0_GFyl42xK82IYc2Ij64vIr41l4I8I3I0E4IkC6x0Y z7v_Jr0_Gr1l4IxYO2xFxVAFwI0_JF0_Jw1lx2IqxVAqx4xG67AKxVWUJVWUGwC20s026x 8GjcxK67AKxVWUGVWUWwC2zVAF1VAY17CE14v26r1q6r43MIIYrxkI7VAKI48JMIIF0xvE 2Ix0cI8IcVAFwI0_Ar0_tr1lIxAIcVC0I7IYx2IY6xkF7I0E14v26F4j6r4UJwCI42IY6x AIw20EY4v20xvaj40_Jr0_JF4lIxAIcVC2z280aVAFwI0_Cr0_Gr1UMIIF0xvEx4A2jsIE c7CjxVAFwI0_Gr0_Gr1UYxBIdaVFxhVjvjDU0xZFpf9x07j2XdUUUUUU= Deal with illegal conditions first and put the normal process code outside the if condition to improve code readability. Signed-off-by: Binbin Zhou --- sound/soc/loongson/loongson_card.c | 32 +++++++++++++++--------------- 1 file changed, 16 insertions(+), 16 deletions(-) diff --git a/sound/soc/loongson/loongson_card.c b/sound/soc/loongson/loongson_card.c index f0ed4508f38a..3dd82caaae3b 100644 --- a/sound/soc/loongson/loongson_card.c +++ b/sound/soc/loongson/loongson_card.c @@ -24,27 +24,27 @@ static int loongson_card_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream); - struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(rtd, 0); - struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0); struct loongson_card_data *ls_card = snd_soc_card_get_drvdata(rtd->card); + struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0); + struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(rtd, 0); int ret, mclk; - if (ls_card->mclk_fs) { - mclk = ls_card->mclk_fs * params_rate(params); - ret = snd_soc_dai_set_sysclk(cpu_dai, 0, mclk, - SND_SOC_CLOCK_OUT); - if (ret < 0) { - dev_err(codec_dai->dev, "cpu_dai clock not set\n"); - return ret; - } + if (!ls_card->mclk_fs) + return 0; - ret = snd_soc_dai_set_sysclk(codec_dai, 0, mclk, - SND_SOC_CLOCK_IN); - if (ret < 0) { - dev_err(codec_dai->dev, "codec_dai clock not set\n"); - return ret; - } + mclk = ls_card->mclk_fs * params_rate(params); + ret = snd_soc_dai_set_sysclk(cpu_dai, 0, mclk, SND_SOC_CLOCK_OUT); + if (ret < 0) { + dev_err(codec_dai->dev, "cpu_dai clock not set\n"); + return ret; } + + ret = snd_soc_dai_set_sysclk(codec_dai, 0, mclk, SND_SOC_CLOCK_IN); + if (ret < 0) { + dev_err(codec_dai->dev, "codec_dai clock not set\n"); + return ret; + } + return 0; }