From patchwork Thu Apr 14 16:22:30 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sascha Hauer X-Patchwork-Id: 561216 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 C1766C433F5 for ; Thu, 14 Apr 2022 16:28:48 +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 EDEC3189C; Thu, 14 Apr 2022 18:27:56 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz EDEC3189C DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1649953727; bh=e1ikxwzrwoyM/JgiRi4qkbqMWeAjft+OxwSvJ1zVC7I=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=ifSRs/lJgn+e4kDGbOsg7Ir1aJ4jj+gDloNEnawQqNfhgFPLPoYLOLM1aPfGuEDKA sLrSAeu2FGGwNPnL5UlP9ISfP2Axl7XYt8rLcOrnGc5lctp2YXZ6B0vy3NIZ58K3Ah +nUbB6yoVIxWnPu/z2mzVrgeXgaSD8lNb6st1iaE= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id E8BA3F805B5; Thu, 14 Apr 2022 18:23:32 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 2E99BF80564; Thu, 14 Apr 2022 18:23:26 +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 CD003F80528 for ; Thu, 14 Apr 2022 18:22:58 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz CD003F80528 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 1nf2FF-0007Sq-2H; Thu, 14 Apr 2022 18:22:57 +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 1nf2FE-00313W-GT; Thu, 14 Apr 2022 18:22:55 +0200 Received: from sha by dude02.red.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1nf2F9-00Gu5X-1Q; Thu, 14 Apr 2022 18:22:51 +0200 From: Sascha Hauer To: alsa-devel@alsa-project.org Subject: [PATCH v6 02/21] ASoC: fsl_micfil: Drop unused register read Date: Thu, 14 Apr 2022 18:22:30 +0200 Message-Id: <20220414162249.3934543-3-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" In get_pdm_clk() REG_MICFIL_CTRL2 is read, but the result is never used. Drop the unused code. Signed-off-by: Sascha Hauer Acked-by: Shengjiu Wang --- sound/soc/fsl/fsl_micfil.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/sound/soc/fsl/fsl_micfil.c b/sound/soc/fsl/fsl_micfil.c index 64019d003784b..cf10c212d770d 100644 --- a/sound/soc/fsl/fsl_micfil.c +++ b/sound/soc/fsl/fsl_micfil.c @@ -148,12 +148,9 @@ static inline int get_pdm_clk(struct fsl_micfil *micfil, static inline int get_clk_div(struct fsl_micfil *micfil, unsigned int rate) { - u32 ctrl2_reg; long mclk_rate; int clk_div; - regmap_read(micfil->regmap, REG_MICFIL_CTRL2, &ctrl2_reg); - mclk_rate = clk_get_rate(micfil->mclk); clk_div = mclk_rate / (get_pdm_clk(micfil, rate) * 2);