From patchwork Sun Jun 27 13:22:56 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Geoffrey D. Bennett" X-Patchwork-Id: 467825 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=-15.3 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_SANE_1 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 8B240C48BC2 for ; Sun, 27 Jun 2021 13:24:21 +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 D5E5B61477 for ; Sun, 27 Jun 2021 13:24:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D5E5B61477 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=b4.vu 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 5F85F16AC; Sun, 27 Jun 2021 15:23:29 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 5F85F16AC DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1624800259; bh=ReuP+yyekGA9kTbbVYwjBumh3ZIBmSpAkompdgf56VM=; h=Date:From:To:Subject:References:In-Reply-To:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=lqdT8MFa7I/jtX8kxaiUYVc22gXg83qwhAACALahx44dGWaiC8XDfy9Y20IMrwc1b /kecm/FRS+7KsNItIo4T86K8Oi+tNgnz1TA55/NZXHL3CCL5EGFsfdVPg3QzI5w++p lOEcRDEVPVyrtlBF8iFFJLS85BIIIzkKiHdQpyUU= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id DAC9BF804CB; Sun, 27 Jun 2021 15:23:06 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 2888DF804D6; Sun, 27 Jun 2021 15:23:05 +0200 (CEST) Received: from m.b4.vu (m.b4.vu [203.16.231.148]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id A02C3F804AE for ; Sun, 27 Jun 2021 15:22:58 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz A02C3F804AE Received: by m.b4.vu (Postfix, from userid 1000) id 2B40361E5F34; Sun, 27 Jun 2021 22:52:56 +0930 (ACST) Date: Sun, 27 Jun 2021 22:52:56 +0930 From: "Geoffrey D. Bennett" To: alsa-devel@alsa-project.org, Takashi Iwai Subject: [PATCH 2/2] ALSA: scarlett2: Fix scarlett2_*_ctl_put() return values again Message-ID: <76643f7ac81aef93351122d07881e30d51dcb1b9.1624798436.git.g@b4.vu> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Cc: Aaron Wolf , Hin-Tak Leung , Vladimir Sadovnikov 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" Mixer control put callbacks should return 1 if the value is changed. Fix the mute, air, phantom, direct monitor, speaker switch, talkback, and MSD controls accordingly. Fix scarlett2_speaker_switch_enable() to not ignore the return value of scarlett2_sw_hw_change(). Reported-by: Aaron Wolf Tested-by: Aaron Wolf Signed-off-by: Geoffrey D. Bennett --- sound/usb/mixer_scarlett_gen2.c | 38 +++++++++++++++++++++++++-------- 1 file changed, 29 insertions(+), 9 deletions(-) diff --git a/sound/usb/mixer_scarlett_gen2.c b/sound/usb/mixer_scarlett_gen2.c index a6387d5c1888..346551599dd6 100644 --- a/sound/usb/mixer_scarlett_gen2.c +++ b/sound/usb/mixer_scarlett_gen2.c @@ -1880,6 +1880,8 @@ static int scarlett2_mute_ctl_put(struct snd_kcontrol *kctl, /* Send mute change to the device */ err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_MUTE_SWITCH, index, val); + if (err == 0) + err = 1; unlock: mutex_unlock(&private->data_mutex); @@ -2246,6 +2248,8 @@ static int scarlett2_air_ctl_put(struct snd_kcontrol *kctl, /* Send switch change to the device */ err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_AIR_SWITCH, index, val); + if (err == 0) + err = 1; unlock: mutex_unlock(&private->data_mutex); @@ -2302,6 +2306,8 @@ static int scarlett2_phantom_ctl_put(struct snd_kcontrol *kctl, /* Send switch change to the device */ err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_PHANTOM_SWITCH, index, val); + if (err == 0) + err = 1; unlock: mutex_unlock(&private->data_mutex); @@ -2351,6 +2357,8 @@ static int scarlett2_phantom_persistence_ctl_put( /* Send switch change to the device */ err = scarlett2_usb_set_config( mixer, SCARLETT2_CONFIG_PHANTOM_PERSISTENCE, index, val); + if (err == 0) + err = 1; unlock: mutex_unlock(&private->data_mutex); @@ -2475,6 +2483,8 @@ static int scarlett2_direct_monitor_ctl_put( /* Send switch change to the device */ err = scarlett2_usb_set_config( mixer, SCARLETT2_CONFIG_DIRECT_MONITOR, index, val); + if (err == 0) + err = 1; unlock: mutex_unlock(&private->data_mutex); @@ -2556,18 +2566,21 @@ static int scarlett2_speaker_switch_enum_ctl_get( /* when speaker switching gets enabled, switch the main/alt speakers * to HW volume and disable those controls */ -static void scarlett2_speaker_switch_enable(struct usb_mixer_interface *mixer) +static int scarlett2_speaker_switch_enable(struct usb_mixer_interface *mixer) { struct snd_card *card = mixer->chip->card; struct scarlett2_data *private = mixer->private_data; - int i; + int i, err; for (i = 0; i < 4; i++) { int index = line_out_remap(private, i); /* switch the main/alt speakers to HW volume */ - if (!private->vol_sw_hw_switch[index]) - scarlett2_sw_hw_change(private->mixer, i, 1); + if (!private->vol_sw_hw_switch[index]) { + err = scarlett2_sw_hw_change(private->mixer, i, 1); + if (err < 0) + return err; + } /* disable the line out SW/HW switch */ scarlett2_sw_hw_ctl_ro(private, i); @@ -2579,6 +2592,8 @@ static void scarlett2_speaker_switch_enable(struct usb_mixer_interface *mixer) * configuration */ private->speaker_switching_switched = 1; + + return 0; } /* when speaker switching gets disabled, reenable the hw/sw controls @@ -2638,10 +2653,13 @@ static int scarlett2_speaker_switch_enum_ctl_put( /* update controls if speaker switching gets enabled or disabled */ if (!oval && val) - scarlett2_speaker_switch_enable(mixer); + err = scarlett2_speaker_switch_enable(mixer); else if (oval && !val) scarlett2_speaker_switch_disable(mixer); + if (err == 0) + err = 1; + unlock: mutex_unlock(&private->data_mutex); return err; @@ -2728,8 +2746,8 @@ static int scarlett2_talkback_enum_ctl_put( err = scarlett2_usb_set_config( mixer, SCARLETT2_CONFIG_MONITOR_OTHER_SWITCH, 1, val == 2); - if (err < 0) - goto unlock; + if (err == 0) + err = 1; unlock: mutex_unlock(&private->data_mutex); @@ -2787,8 +2805,8 @@ static int scarlett2_talkback_map_ctl_put( /* Send updated bitmap to the device */ err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_TALKBACK_MAP, 0, bitmap); - if (err < 0) - goto unlock; + if (err == 0) + err = 1; unlock: mutex_unlock(&private->data_mutex); @@ -3402,6 +3420,8 @@ static int scarlett2_msd_ctl_put(struct snd_kcontrol *kctl, /* Send switch change to the device */ err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_MSD_SWITCH, 0, val); + if (err == 0) + err = 1; unlock: mutex_unlock(&private->data_mutex);