From patchwork Sat Feb 13 10:19:05 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Julia Lawall X-Patchwork-Id: 382770 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BB72EC433DB for ; Sat, 13 Feb 2021 10:21:09 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id D982C64DB1 for ; Sat, 13 Feb 2021 10:21:08 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D982C64DB1 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=inria.fr Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org 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 5578C16F0; Sat, 13 Feb 2021 11:20:17 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 5578C16F0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1613211667; bh=bJF+ACufcXrrAU8NJ4ecvu6SLGonA9tORuaY/8cRvMc=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=U5jYgtPzwnELlliihJ//Q7hokPmWUjhAdIjP5kdcNt62tdoBhALPHfebXtcIEuRNz 1PVnjb1+x3hrFVQbGOzfW/xiueG7OWMa/jUaW1Ch+AGSart6Ox54YAalbMIyLcmiUp Rme7BPdPwyCDdgqdSwSL/o5o7ipLhWZhn+Bds1v4= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 75820F8028D; Sat, 13 Feb 2021 11:19:26 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id C14D7F80290; Sat, 13 Feb 2021 11:19:24 +0100 (CET) Received: from mail3-relais-sop.national.inria.fr (mail3-relais-sop.national.inria.fr [192.134.164.104]) (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 95279F801D5 for ; Sat, 13 Feb 2021 11:19:17 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 95279F801D5 X-IronPort-AV: E=Sophos;i="5.81,175,1610406000"; d="scan'208";a="372960478" Received: from palace.rsr.lip6.fr (HELO palace.lip6.fr) ([132.227.105.202]) by mail3-relais-sop.national.inria.fr with ESMTP/TLS/DHE-RSA-AES256-SHA; 13 Feb 2021 11:19:14 +0100 From: Julia Lawall To: Liam Girdwood Subject: [PATCH 2/4] ASoC: mxs-saif: drop unneeded snd_soc_dai_set_drvdata Date: Sat, 13 Feb 2021 11:19:05 +0100 Message-Id: <20210213101907.1318496-3-Julia.Lawall@inria.fr> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210213101907.1318496-1-Julia.Lawall@inria.fr> References: <20210213101907.1318496-1-Julia.Lawall@inria.fr> MIME-Version: 1.0 Cc: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, Fabio Estevam , Sascha Hauer , kernel-janitors@vger.kernel.org, Takashi Iwai , Mark Brown , NXP Linux Team , Pengutronix Kernel Team , Shawn Guo , linux-arm-kernel@lists.infradead.org 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" snd_soc_dai_set_drvdata is not needed when the set data comes from snd_soc_dai_get_drvdata or dev_get_drvdata. The problem was fixed usingthe following semantic patch: (http://coccinelle.lip6.fr/) // @@ expression x,y,e; @@ x = dev_get_drvdata(y->dev) ... when != x = e - snd_soc_dai_set_drvdata(y,x); @@ expression x,y,e; @@ x = snd_soc_dai_get_drvdata(y) ... when != x = e - snd_soc_dai_set_drvdata(y,x); // In this case, the whole probe function then does nothing, so drop it. Signed-off-by: Julia Lawall --- sound/soc/mxs/mxs-saif.c | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/sound/soc/mxs/mxs-saif.c b/sound/soc/mxs/mxs-saif.c index 07f8cf9980e3..6a2d24d48964 100644 --- a/sound/soc/mxs/mxs-saif.c +++ b/sound/soc/mxs/mxs-saif.c @@ -642,18 +642,8 @@ static const struct snd_soc_dai_ops mxs_saif_dai_ops = { .set_fmt = mxs_saif_set_dai_fmt, }; -static int mxs_saif_dai_probe(struct snd_soc_dai *dai) -{ - struct mxs_saif *saif = dev_get_drvdata(dai->dev); - - snd_soc_dai_set_drvdata(dai, saif); - - return 0; -} - static struct snd_soc_dai_driver mxs_saif_dai = { .name = "mxs-saif", - .probe = mxs_saif_dai_probe, .playback = { .channels_min = 2, .channels_max = 2,