From nobody Wed Feb 11 03:44:19 2026 Received: from metis.whiteo.stw.pengutronix.de (metis.whiteo.stw.pengutronix.de [185.203.201.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EB0A92EACEF for ; Thu, 18 Dec 2025 15:05:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.203.201.7 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766070348; cv=none; b=juF65c8KasN6jbUyzAojP7Bk5n8ONur8tSNAKB+eH5i3A1JcT0evN8XevV2e5gZZhZqU+WWqdGXkh2XdwtLEeFUj6KXPsP2dyneAkn6rL01xMmrAmMGTmMn59tg3qSF7IiDXd36BvUg/Ug5XuDhvugdBVeS7OgiwkyjVfsR/RwY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766070348; c=relaxed/simple; bh=zIzI+RWN8I+PPp7gM10QfdwWfky+ttRAA/4WGgQBPSs=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=sIYNuSMtIwRgqKkVj9hVQE+5EP6GoVYvCl7v3VgHDe6kcILfV+a4jYxT5ehcE216GGIU/b7OUhtI/4l6uh/cp9dTNjaj1OD1id+JphlQLll8Z3TxDn4JFlaATvwcOMzLN3kfcxA3ZdAi1wmnapItSbYDC31ifz68MzKq50x5QJM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de; spf=pass smtp.mailfrom=pengutronix.de; arc=none smtp.client-ip=185.203.201.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=pengutronix.de Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1vWFZS-00080k-Oi; Thu, 18 Dec 2025 16:05:38 +0100 Received: from dude02.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::28]) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vWFZR-006IkO-2Q; Thu, 18 Dec 2025 16:05:37 +0100 Received: from localhost ([::1] helo=dude02.red.stw.pengutronix.de) by dude02.red.stw.pengutronix.de with esmtp (Exim 4.98.2) (envelope-from ) id 1vWFY1-00000002kPh-224q; Thu, 18 Dec 2025 16:04:09 +0100 From: Sascha Hauer Date: Thu, 18 Dec 2025 16:04:16 +0100 Subject: [PATCH v2 10/10] ASoC: tlv320adcx140: add channel sum control Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251218-sound-soc-codecs-tvl320adcx140-v2-10-3c2270c34bac@pengutronix.de> References: <20251218-sound-soc-codecs-tvl320adcx140-v2-0-3c2270c34bac@pengutronix.de> In-Reply-To: <20251218-sound-soc-codecs-tvl320adcx140-v2-0-3c2270c34bac@pengutronix.de> To: Shenghao Ding , Kevin Lu , Baojun Xu , Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai , Sebastian Andrzej Siewior , Clark Williams , Steven Rostedt , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Andrew Davis , Dan Murphy Cc: linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org, Kevin Lu , linux-rt-devel@lists.linux.dev, devicetree@vger.kernel.org, Sascha Hauer , Emil Svendsen X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1766070249; l=1805; i=s.hauer@pengutronix.de; s=20230412; h=from:subject:message-id; bh=0KnIM+Y4QBq/N0NnDfRAKNRfpAubDFVWi/5K2Fijr9k=; b=DyJ5K/YS/KOBuHz5cwQlYzcr0nvB/FdzrWmoR44Zs8aFCe7Sk41MiXXjEHNgiXZLlUfHPNc9G 6NklkWiv0bxBTpIa0UV9MLLlthEnECv1LBoi0AZVS3CvQfH8VJaRqY5 X-Developer-Key: i=s.hauer@pengutronix.de; a=ed25519; pk=4kuc9ocmECiBJKWxYgqyhtZOHj5AWi7+d0n/UjhkwTg= X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: s.hauer@pengutronix.de X-SA-Exim-Scanned: No (on metis.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org From: Emil Svendsen Add control for channel summation. 3 modes are supported: 1. "Disabled": Normal operation 2. "2 Channel": Every two channels are summed and divided by 2 Out 1 <- (CH1 + CH2) / 2 Out 2 <- (CH1 + CH2) / 2 Out 3 <- (CH3 + CH4) / 2 Out 4 <- (CH3 + CH4) / 2 3. "4 Channel": Every four channels are summed and divided by 4 Out 1 <- (CH1 + CH2 + CH3 + CH4) / 4 Out 2 <- (CH1 + CH2 + CH3 + CH4) / 4 Out 3 <- (CH1 + CH2 + CH3 + CH4) / 4 Out 4 <- (CH1 + CH2 + CH3 + CH4) / 4 Signed-off-by: Emil Svendsen Signed-off-by: Sascha Hauer --- sound/soc/codecs/tlv320adcx140.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/sound/soc/codecs/tlv320adcx140.c b/sound/soc/codecs/tlv320adcx= 140.c index e7c607af642f43b2b783597f3cba3a8cbb31de4a..ac6aab8d722409b2c47b4e1df2a= 23760bebe795b 100644 --- a/sound/soc/codecs/tlv320adcx140.c +++ b/sound/soc/codecs/tlv320adcx140.c @@ -222,6 +222,13 @@ static const struct snd_kcontrol_new decimation_filter= _controls[] =3D { SOC_DAPM_ENUM("Decimation Filter", decimation_filter_enum), }; =20 +static const char * const channel_summation_text[] =3D { + "Disabled", "2 Channel", "4 Channel" +}; + +static SOC_ENUM_SINGLE_DECL(channel_summation_enum, ADCX140_DSP_CFG0, 2, + channel_summation_text); + static const char * const pdmclk_text[] =3D { "2.8224 MHz", "1.4112 MHz", "705.6 kHz", "5.6448 MHz" }; @@ -711,6 +718,8 @@ static const struct snd_kcontrol_new adcx140_snd_contro= ls[] =3D { ADCX140_PHASE_CALIB_SWITCH("Phase Calibration Switch"), =20 SOC_SINGLE("Biquads Per Channel", ADCX140_DSP_CFG1, 5, 3, 0), + + SOC_ENUM("Channel Summation", channel_summation_enum), }; =20 static int adcx140_reset(struct adcx140_priv *adcx140) --=20 2.47.3