From patchwork Thu Apr 14 16:22:35 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sascha Hauer X-Patchwork-Id: 562629 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 36678C433EF for ; Thu, 14 Apr 2022 16:25:16 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 70B591740; Thu, 14 Apr 2022 18:24:24 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 70B591740 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1649953514; bh=L83iw92Jk+f9PLoigzNtezRjSKBNjf0HhRXPHK+x2zU=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=ek0zrMXMMXR5iF6SAy3WMYC3oEfLVM62NZCA6N1ojGZZjrrZ7eTy/uLyqfb2ZzkWa I+Mmx5W1tpP/TDlR6n4qY53nqHCOqnjycakYk5WzScbSx21zoMPaPDONwsowb9IKkE jTbiv6vx8QP/W/yoJxARJ+I2J9xXIggLEMYgksR4= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id F2C7BF80535; Thu, 14 Apr 2022 18:23:13 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id B3C79F80162; Thu, 14 Apr 2022 18:23:08 +0200 (CEST) Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id B1539F80431 for ; Thu, 14 Apr 2022 18:22:56 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz B1539F80431 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nf2FC-0007Pr-Ps; Thu, 14 Apr 2022 18:22:54 +0200 Received: from [2a0a:edc0:0:1101:1d::28] (helo=dude02.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1nf2FD-00312i-93; Thu, 14 Apr 2022 18:22:53 +0200 Received: from sha by dude02.red.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1nf2F9-00Gu8l-AA; Thu, 14 Apr 2022 18:22:51 +0200 From: Sascha Hauer To: alsa-devel@alsa-project.org Subject: [PATCH v6 07/21] ASoC: fsl_micfil: drop error messages from failed register accesses Date: Thu, 14 Apr 2022 18:22:35 +0200 Message-Id: <20220414162249.3934543-8-s.hauer@pengutronix.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220414162249.3934543-1-s.hauer@pengutronix.de> References: <20220414162249.3934543-1-s.hauer@pengutronix.de> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: sha@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: alsa-devel@alsa-project.org Cc: Xiubo Li , Fabio Estevam , Sascha Hauer , Vinod Koul , Mark Brown , NXP Linux Team , kernel@pengutronix.de, dmaengine@vger.kernel.org, Shengjiu Wang X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Failed register accesses are really not expected in memory mapped registers. When it fails then the register access itself is likely not the reason, so no need to have extra error messages for each regmap access. Just drop the error messages. This also fixes some places where a return value is concatenated using 'ret |=' and then returned as error value. Signed-off-by: Sascha Hauer Acked-by: Shengjiu Wang --- sound/soc/fsl/fsl_micfil.c | 53 ++++++++++---------------------------- 1 file changed, 13 insertions(+), 40 deletions(-) diff --git a/sound/soc/fsl/fsl_micfil.c b/sound/soc/fsl/fsl_micfil.c index da4c245c35e62..619e013cf272d 100644 --- a/sound/soc/fsl/fsl_micfil.c +++ b/sound/soc/fsl/fsl_micfil.c @@ -170,17 +170,13 @@ static int fsl_micfil_reset(struct device *dev) ret = regmap_clear_bits(micfil->regmap, REG_MICFIL_CTRL1, MICFIL_CTRL1_MDIS); - if (ret) { - dev_err(dev, "failed to clear MDIS bit %d\n", ret); + if (ret) return ret; - } ret = regmap_set_bits(micfil->regmap, REG_MICFIL_CTRL1, MICFIL_CTRL1_SRES); - if (ret) { - dev_err(dev, "failed to reset MICFIL: %d\n", ret); + if (ret) return ret; - } return 0; } @@ -242,18 +238,14 @@ static int fsl_micfil_trigger(struct snd_pcm_substream *substream, int cmd, ret = regmap_update_bits(micfil->regmap, REG_MICFIL_CTRL1, MICFIL_CTRL1_DISEL, FIELD_PREP(MICFIL_CTRL1_DISEL, MICFIL_CTRL1_DISEL_DMA)); - if (ret) { - dev_err(dev, "failed to update DISEL bits\n"); + if (ret) return ret; - } /* Enable the module */ ret = regmap_set_bits(micfil->regmap, REG_MICFIL_CTRL1, MICFIL_CTRL1_PDMIEN); - if (ret) { - dev_err(dev, "failed to enable the module\n"); + if (ret) return ret; - } break; case SNDRV_PCM_TRIGGER_STOP: @@ -262,18 +254,14 @@ static int fsl_micfil_trigger(struct snd_pcm_substream *substream, int cmd, /* Disable the module */ ret = regmap_clear_bits(micfil->regmap, REG_MICFIL_CTRL1, MICFIL_CTRL1_PDMIEN); - if (ret) { - dev_err(dev, "failed to enable the module\n"); + if (ret) return ret; - } ret = regmap_update_bits(micfil->regmap, REG_MICFIL_CTRL1, MICFIL_CTRL1_DISEL, FIELD_PREP(MICFIL_CTRL1_DISEL, MICFIL_CTRL1_DISEL_DISABLE)); - if (ret) { - dev_err(dev, "failed to update DISEL bits\n"); + if (ret) return ret; - } break; default: return -EINVAL; @@ -293,24 +281,20 @@ static int fsl_set_clock_params(struct device *dev, unsigned int rate) clk_get_rate(micfil->mclk), rate); /* set CICOSR */ - ret |= regmap_update_bits(micfil->regmap, REG_MICFIL_CTRL2, + ret = regmap_update_bits(micfil->regmap, REG_MICFIL_CTRL2, MICFIL_CTRL2_CICOSR, FIELD_PREP(MICFIL_CTRL2_CICOSR, MICFIL_CTRL2_CICOSR_DEFAULT)); if (ret) - dev_err(dev, "failed to set CICOSR in reg 0x%X\n", - REG_MICFIL_CTRL2); + return ret; /* set CLK_DIV */ clk_div = get_clk_div(micfil, rate); if (clk_div < 0) ret = -EINVAL; - ret |= regmap_update_bits(micfil->regmap, REG_MICFIL_CTRL2, + ret = regmap_update_bits(micfil->regmap, REG_MICFIL_CTRL2, MICFIL_CTRL2_CLKDIV, FIELD_PREP(MICFIL_CTRL2_CLKDIV, clk_div)); - if (ret) - dev_err(dev, "failed to set CLKDIV in reg 0x%X\n", - REG_MICFIL_CTRL2); return ret; } @@ -328,19 +312,14 @@ static int fsl_micfil_hw_params(struct snd_pcm_substream *substream, /* 1. Disable the module */ ret = regmap_clear_bits(micfil->regmap, REG_MICFIL_CTRL1, MICFIL_CTRL1_PDMIEN); - if (ret) { - dev_err(dev, "failed to disable the module\n"); + if (ret) return ret; - } /* enable channels */ ret = regmap_update_bits(micfil->regmap, REG_MICFIL_CTRL1, 0xFF, ((1 << channels) - 1)); - if (ret) { - dev_err(dev, "failed to enable channels %d, reg 0x%X\n", ret, - REG_MICFIL_CTRL1); + if (ret) return ret; - } ret = fsl_set_clock_params(dev, rate); if (ret < 0) { @@ -362,7 +341,6 @@ static const struct snd_soc_dai_ops fsl_micfil_dai_ops = { static int fsl_micfil_dai_probe(struct snd_soc_dai *cpu_dai) { struct fsl_micfil *micfil = dev_get_drvdata(cpu_dai->dev); - struct device *dev = cpu_dai->dev; int ret; int i; @@ -370,11 +348,8 @@ static int fsl_micfil_dai_probe(struct snd_soc_dai *cpu_dai) ret = regmap_update_bits(micfil->regmap, REG_MICFIL_CTRL2, MICFIL_CTRL2_QSEL, FIELD_PREP(MICFIL_CTRL2_QSEL, MICFIL_QSEL_MEDIUM_QUALITY)); - if (ret) { - dev_err(dev, "failed to set quality mode bits, reg 0x%X\n", - REG_MICFIL_CTRL2); + if (ret) return ret; - } /* set default gain to max_gain */ regmap_write(micfil->regmap, REG_MICFIL_OUT_CTRL, 0x77777777); @@ -388,10 +363,8 @@ static int fsl_micfil_dai_probe(struct snd_soc_dai *cpu_dai) ret = regmap_update_bits(micfil->regmap, REG_MICFIL_FIFO_CTRL, MICFIL_FIFO_CTRL_FIFOWMK, FIELD_PREP(MICFIL_FIFO_CTRL_FIFOWMK, micfil->soc->fifo_depth - 1)); - if (ret) { - dev_err(dev, "failed to set FIFOWMK\n"); + if (ret) return ret; - } return 0; }