From patchwork Fri May 12 12:28:30 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Charles Keepax X-Patchwork-Id: 13239198 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 9602FC77B7F for ; Fri, 12 May 2023 12:30:44 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 5DB741E9; Fri, 12 May 2023 14:29:52 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 5DB741E9 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1683894642; bh=0wUpL+xaJ+Z3CXOuHdCeOryBr69vr/ud4GcB1zJtBvE=; h=From:To:CC:Subject:Date:In-Reply-To:References:List-Id: List-Archive:List-Help:List-Owner:List-Post:List-Subscribe: List-Unsubscribe:From; b=kI5J4g7GaznO0EEYgZGDQ4te7kOHq8tno/x7ThKP5fDBBNtRPNZ6VDWKTuLgAS+RQ U2Qpw8haAGKVgkpwd69rrSstKYkaPZMuWuZfeZUe0ewqzjY4XvGT7MAluivmwlkTni uAf2oLq+R9NIcJckq7Hwx+n15/NCZB8Kil416m8A= Received: by alsa1.perex.cz (Postfix, from userid 50401) id 2E7E9F80578; Fri, 12 May 2023 14:29:03 +0200 (CEST) Received: from mailman-core.alsa-project.org (mailman-core.alsa-project.org [10.254.200.10]) by alsa1.perex.cz (Postfix) with ESMTP id 4B498F80571; Fri, 12 May 2023 14:29:02 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id B9A0EF80551; Fri, 12 May 2023 14:28:51 +0200 (CEST) Received: from mx0b-001ae601.pphosted.com (mx0b-001ae601.pphosted.com [67.231.152.168]) (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 A533DF80087 for ; Fri, 12 May 2023 14:28:42 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz A533DF80087 Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key, unprotected) header.d=cirrus.com header.i=@cirrus.com header.a=rsa-sha256 header.s=PODMain02222019 header.b=V8BCuMXJ Received: from pps.filterd (m0077474.ppops.net [127.0.0.1]) by mx0b-001ae601.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 34C5eUj7031128; Fri, 12 May 2023 07:28:40 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cirrus.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=PODMain02222019; bh=xB39y6+mJBGWtyhx0qcL2eY8lyrChM7wcWHN+iiEcB4=; b=V8BCuMXJ5RwFoMUZRqCT3DxC+nM5xnkqeVkwEifNqk0EtjlPkiPXyFT/b4+S17sXc9hi ZBF8aP9ZmNv0schiX4lKkCSVYRDNO94Gn7k8J+YdVCx48vVQ6Zq9CnjXz9tTOiBEiTnB UGrsBUPHEhJQ76LeEn/fuQmUxoOFHIrvLE/c2b9gH/63Hw73wN7WWMaIjTFgtAmq2rFs hRT1ipWoIl/YhgfX9yOKqZD11nMhDxTAgTCUqYlmofziQyRMV5T/vU3gZY3bjF5/la8g 08Ul09BJEVizlGJXjIGaCoJwWEP7ls2gGU8TmnrrlAW3FRLC2PcghHDT6InueZth/SGa Hg== Received: from ediex01.ad.cirrus.com ([84.19.233.68]) by mx0b-001ae601.pphosted.com (PPS) with ESMTPS id 3qf7s46b2x-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 12 May 2023 07:28:39 -0500 Received: from ediex01.ad.cirrus.com (198.61.84.80) by ediex01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Fri, 12 May 2023 07:28:38 -0500 Received: from ediswmail.ad.cirrus.com (198.61.86.93) by ediex01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Fri, 12 May 2023 07:28:38 -0500 Received: from algalon.ad.cirrus.com (algalon.ad.cirrus.com [198.90.251.122]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id 44D1915B4; Fri, 12 May 2023 12:28:38 +0000 (UTC) From: Charles Keepax To: , , , , , , , , CC: , , , , , , , , , Subject: [PATCH 02/10] ASoC: soc-component: Add notify control helper function Date: Fri, 12 May 2023 13:28:30 +0100 Message-ID: <20230512122838.243002-3-ckeepax@opensource.cirrus.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230512122838.243002-1-ckeepax@opensource.cirrus.com> References: <20230512122838.243002-1-ckeepax@opensource.cirrus.com> MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: MUbrGEwGAujydxpQ9MWY7vjI0Bv7nAZ4 X-Proofpoint-GUID: MUbrGEwGAujydxpQ9MWY7vjI0Bv7nAZ4 X-Proofpoint-Spam-Reason: safe Message-ID-Hash: MAWH5R3RCSO64MKSRWB3BBJRTT4H4LSE X-Message-ID-Hash: MAWH5R3RCSO64MKSRWB3BBJRTT4H4LSE X-MailFrom: prvs=0496644b8b=ckeepax@opensource.cirrus.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.8 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: Add a function to allow ASoC drivers to easily notify an ALSA control change. This function will automatically add any component naming prefix into the control name. Signed-off-by: Charles Keepax --- include/sound/soc-component.h | 4 ++++ sound/soc/soc-component.c | 22 ++++++++++++++++++++++ 2 files changed, 26 insertions(+) diff --git a/include/sound/soc-component.h b/include/sound/soc-component.h index 0814ed1438640..0b47603c9db29 100644 --- a/include/sound/soc-component.h +++ b/include/sound/soc-component.h @@ -454,6 +454,10 @@ int snd_soc_component_force_enable_pin_unlocked( struct snd_soc_component *component, const char *pin); +/* component controls */ +int snd_soc_component_notify_control(struct snd_soc_component *component, + const char * const ctl); + /* component driver ops */ int snd_soc_component_open(struct snd_soc_component *component, struct snd_pcm_substream *substream); diff --git a/sound/soc/soc-component.c b/sound/soc/soc-component.c index ff25718ff2e88..4356cc320fea0 100644 --- a/sound/soc/soc-component.c +++ b/sound/soc/soc-component.c @@ -236,6 +236,28 @@ int snd_soc_component_force_enable_pin_unlocked( } EXPORT_SYMBOL_GPL(snd_soc_component_force_enable_pin_unlocked); +int snd_soc_component_notify_control(struct snd_soc_component *component, + const char * const ctl) +{ + char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; + struct snd_kcontrol *kctl; + + if (component->name_prefix) + snprintf(name, ARRAY_SIZE(name), "%s %s", component->name_prefix, ctl); + else + snprintf(name, ARRAY_SIZE(name), "%s", ctl); + + kctl = snd_soc_card_get_kcontrol(component->card, name); + if (!kctl) + return soc_component_ret(component, -EINVAL); + + snd_ctl_notify(component->card->snd_card, + SNDRV_CTL_EVENT_MASK_VALUE, &kctl->id); + + return 0; +} +EXPORT_SYMBOL_GPL(snd_soc_component_notify_control); + /** * snd_soc_component_set_jack - configure component jack. * @component: COMPONENTs