From patchwork Thu Jun 30 10:14:59 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Charles Keepax X-Patchwork-Id: 12901574 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 469C9C433EF for ; Thu, 30 Jun 2022 10:16:07 +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 9BD301685; Thu, 30 Jun 2022 12:15:15 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 9BD301685 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1656584165; bh=exjnFHfvLFV+iw6VzO1u74F/vhbC7MakEJ3C6P8I6VM=; h=From:To:Subject:Date:Cc:List-Id:List-Unsubscribe:List-Archive: List-Post:List-Help:List-Subscribe:From; b=J+0pMzAarUUbnJf5fDwAU7MWnQEpAda0iT6kexkbnquFLAhngmJpYXSZXoZa/koGI UUd/XKZZFFM2y+57hRuWCkkrjJaq/Wv0NU0WV0p/yaHfVAWSRL7cYhAoJYFobi1TmR sN03nxai1oqaqnNdgHC0wEfec98ciby9ISkVvJNw= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 2E76BF804D2; Thu, 30 Jun 2022 12:15:15 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id CC01FF804D8; Thu, 30 Jun 2022 12:15:13 +0200 (CEST) Received: from mx0b-001ae601.pphosted.com (mx0a-001ae601.pphosted.com [67.231.149.25]) (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 C7180F800F5 for ; Thu, 30 Jun 2022 12:15:03 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz C7180F800F5 Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key) header.d=cirrus.com header.i=@cirrus.com header.b="TKuCNcQL" Received: from pps.filterd (m0077473.ppops.net [127.0.0.1]) by mx0a-001ae601.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 25U40775015363; Thu, 30 Jun 2022 05:15:01 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cirrus.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding : content-type; s=PODMain02222019; bh=0mmmeX8EpEPHD8XrcSw4Sp8UGBDafDLcok2SpdJ8el8=; b=TKuCNcQLOPT5xP8Or4anqrBJ4TvBnDDVu1A5rfkYgdOqs+3mtWsiaHWkmWkIeDjPgtCI jD5Lk3J5d1eDtxXqLnEzNwADohaWABZL4iabKF2eR3LPh6z9Dzh4t1AuuWE1bfnqn+5O bSuf8+U7OD6mkUfq8F9/gqh/2vOH64VFHhnyJ8dhAA7pzgtWsVjhiq1upudrBXb47vku 4NNMQ/Qepn/+FYEz7ZXHEIAqbJrGzvFj0WlgIUcNLVET8N28u4yGtWfgO3NdppApPsUH yi4cqIry9ZthrHa3yiPUpad++9e0h2yDQQi5wmCs3eESLjqlGsY8u02zzEMPj6eDQmEO 6A== Received: from ediex02.ad.cirrus.com ([84.19.233.68]) by mx0a-001ae601.pphosted.com (PPS) with ESMTPS id 3gwys2pv7g-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Thu, 30 Jun 2022 05:15:01 -0500 Received: from EDIEX01.ad.cirrus.com (198.61.84.80) by EDIEX02.ad.cirrus.com (198.61.84.81) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.28; Thu, 30 Jun 2022 11:14:59 +0100 Received: from ediswmail.ad.cirrus.com (198.61.86.93) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server id 15.1.2375.28 via Frontend Transport; Thu, 30 Jun 2022 11:14:59 +0100 Received: from algalon.ad.cirrus.com (algalon.ad.cirrus.com [198.90.251.122]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id 24A6C2D4; Thu, 30 Jun 2022 10:14:59 +0000 (UTC) From: Charles Keepax To: Subject: [PATCH] ASoC: wm_adsp: Minor clean and redundant code removal Date: Thu, 30 Jun 2022 11:14:59 +0100 Message-ID: <20220630101459.3442327-1-ckeepax@opensource.cirrus.com> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: QVdYrsh-ca0o5avYJJNBQYefF7y699T5 X-Proofpoint-GUID: QVdYrsh-ca0o5avYJJNBQYefF7y699T5 X-Proofpoint-Spam-Reason: safe Cc: patches@opensource.cirrus.com, alsa-devel@alsa-project.org, lgirdwood@gmail.com, linux-kernel@vger.kernel.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" The cs_dsp core will return an error if passed a NULL cs_dsp struct so there is no need for the wm_adsp_write|read_ctl functions to manually check that. The cs_dsp core will also check the data is within bounds of the control so the additional bounds check is redundant too. Simplify things a bit by removing said code. Signed-off-by: Charles Keepax --- sound/soc/codecs/wm_adsp.c | 25 +++++-------------------- 1 file changed, 5 insertions(+), 20 deletions(-) diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c index a7784ac15dde6..cfaa45ede916a 100644 --- a/sound/soc/codecs/wm_adsp.c +++ b/sound/soc/codecs/wm_adsp.c @@ -675,21 +675,12 @@ static void wm_adsp_control_remove(struct cs_dsp_coeff_ctl *cs_ctl) int wm_adsp_write_ctl(struct wm_adsp *dsp, const char *name, int type, unsigned int alg, void *buf, size_t len) { - struct cs_dsp_coeff_ctl *cs_ctl; + struct cs_dsp_coeff_ctl *cs_ctl = cs_dsp_get_ctl(&dsp->cs_dsp, name, type, alg); struct wm_coeff_ctl *ctl; struct snd_kcontrol *kcontrol; char ctl_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; int ret; - cs_ctl = cs_dsp_get_ctl(&dsp->cs_dsp, name, type, alg); - if (!cs_ctl) - return -EINVAL; - - ctl = cs_ctl->priv; - - if (len > cs_ctl->len) - return -EINVAL; - ret = cs_dsp_coeff_write_ctrl(cs_ctl, 0, buf, len); if (ret) return ret; @@ -697,6 +688,8 @@ int wm_adsp_write_ctl(struct wm_adsp *dsp, const char *name, int type, if (cs_ctl->flags & WMFW_CTL_FLAG_SYS) return 0; + ctl = cs_ctl->priv; + if (dsp->component->name_prefix) snprintf(ctl_name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN, "%s %s", dsp->component->name_prefix, ctl->name); @@ -720,16 +713,8 @@ EXPORT_SYMBOL_GPL(wm_adsp_write_ctl); int wm_adsp_read_ctl(struct wm_adsp *dsp, const char *name, int type, unsigned int alg, void *buf, size_t len) { - struct cs_dsp_coeff_ctl *cs_ctl; - - cs_ctl = cs_dsp_get_ctl(&dsp->cs_dsp, name, type, alg); - if (!cs_ctl) - return -EINVAL; - - if (len > cs_ctl->len) - return -EINVAL; - - return cs_dsp_coeff_read_ctrl(cs_ctl, 0, buf, len); + return cs_dsp_coeff_read_ctrl(cs_dsp_get_ctl(&dsp->cs_dsp, name, type, alg), + 0, buf, len); } EXPORT_SYMBOL_GPL(wm_adsp_read_ctl);