From patchwork Tue Jul 7 08:54:26 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shengjiu Wang X-Patchwork-Id: 11648065 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3AC5013B6 for ; Tue, 7 Jul 2020 09:01:27 +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 C4DE1206CD for ; Tue, 7 Jul 2020 09:01:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="PvFawl2r" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C4DE1206CD Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nxp.com 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 A964416AA; Tue, 7 Jul 2020 11:00:37 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz A964416AA DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1594112484; bh=OD9zr9VDO/He5A5dl1J6+8mB9bUB8hteyh1BDPQChVw=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=PvFawl2rKqtkidtT5/UOK1eP5lwLBhVHLrVyTPSLKEdbMsClJC5zLYkBUaWLjbXm2 3Dg99AMxAdDdMdryAdrRt3cX+RvyWqGvTK4Glsb6cu/wp/H2iViKiDFJmh4nv3MkNv g8sL5DCxHHqo8c2P5Rsq/8rjzvwl1/n03oRHhOqo= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 46EDFF8027C; Tue, 7 Jul 2020 10:58:59 +0200 (CEST) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa1.perex.cz (Postfix, from userid 50401) id ED6E4F80274; Tue, 7 Jul 2020 10:58:57 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on alsa1.perex.cz X-Spam-Level: X-Spam-Status: No, score=0.0 required=5.0 tests=SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=disabled version=3.4.0 Received: from inva021.nxp.com (inva021.nxp.com [92.121.34.21]) (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 F378FF801F9 for ; Tue, 7 Jul 2020 10:58:47 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz F378FF801F9 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id B08D22015DF; Tue, 7 Jul 2020 10:58:46 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 6068E2015EC; Tue, 7 Jul 2020 10:58:42 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id C7669402F7; Tue, 7 Jul 2020 16:58:36 +0800 (SGT) From: Shengjiu Wang To: timur@kernel.org, nicoleotsuka@gmail.com, Xiubo.Lee@gmail.com, festevam@gmail.com, broonie@kernel.org, perex@perex.cz, tiwai@suse.com, alsa-devel@alsa-project.org Subject: [PATCH 2/2] ASoC: fsl_spdif: Add kctl for configuring TX validity bit Date: Tue, 7 Jul 2020 16:54:26 +0800 Message-Id: <1594112066-31297-3-git-send-email-shengjiu.wang@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1594112066-31297-1-git-send-email-shengjiu.wang@nxp.com> References: <1594112066-31297-1-git-send-email-shengjiu.wang@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Cc: linuxppc-dev@lists.ozlabs.org, 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" Add one kctl for configuring TX validity bit from user space. The type of this kctl is boolean: on - Outgoing validity always set off - Outgoing validity always clear Signed-off-by: Shengjiu Wang --- sound/soc/fsl/fsl_spdif.c | 47 +++++++++++++++++++++++++++++++++++---- 1 file changed, 43 insertions(+), 4 deletions(-) diff --git a/sound/soc/fsl/fsl_spdif.c b/sound/soc/fsl/fsl_spdif.c index 576370dc6e70..37053e8f29d0 100644 --- a/sound/soc/fsl/fsl_spdif.c +++ b/sound/soc/fsl/fsl_spdif.c @@ -776,8 +776,8 @@ static int fsl_spdif_vbit_info(struct snd_kcontrol *kcontrol, } /* Get valid good bit from interrupt status register */ -static int fsl_spdif_vbit_get(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) +static int fsl_spdif_rx_vbit_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) { struct snd_soc_dai *cpu_dai = snd_kcontrol_chip(kcontrol); struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai); @@ -791,6 +791,35 @@ static int fsl_spdif_vbit_get(struct snd_kcontrol *kcontrol, return 0; } +static int fsl_spdif_tx_vbit_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_dai *cpu_dai = snd_kcontrol_chip(kcontrol); + struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai); + struct regmap *regmap = spdif_priv->regmap; + u32 val; + + regmap_read(regmap, REG_SPDIF_SCR, &val); + val = (val & SCR_VAL_MASK) >> SCR_VAL_OFFSET; + val = 1 - val; + ucontrol->value.integer.value[0] = val; + + return 0; +} + +static int fsl_spdif_tx_vbit_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_dai *cpu_dai = snd_kcontrol_chip(kcontrol); + struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai); + struct regmap *regmap = spdif_priv->regmap; + u32 val = (1 - ucontrol->value.integer.value[0]) << SCR_VAL_OFFSET; + + regmap_update_bits(regmap, REG_SPDIF_SCR, SCR_VAL_MASK, val); + + return 0; +} + /* DPLL lock information */ static int fsl_spdif_rxrate_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) @@ -948,11 +977,21 @@ static struct snd_kcontrol_new fsl_spdif_ctrls[] = { /* Valid bit error controller */ { .iface = SNDRV_CTL_ELEM_IFACE_PCM, - .name = "IEC958 V-Bit Errors", + .name = "IEC958 RX V-Bit Errors", .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, .info = fsl_spdif_vbit_info, - .get = fsl_spdif_vbit_get, + .get = fsl_spdif_rx_vbit_get, + }, + { + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = "IEC958 TX V-Bit", + .access = SNDRV_CTL_ELEM_ACCESS_READ | + SNDRV_CTL_ELEM_ACCESS_WRITE | + SNDRV_CTL_ELEM_ACCESS_VOLATILE, + .info = fsl_spdif_vbit_info, + .get = fsl_spdif_tx_vbit_get, + .put = fsl_spdif_tx_vbit_put, }, /* DPLL lock info get controller */ {