From nobody Tue Feb 10 20:50:24 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 11E0C39657C for ; Wed, 17 Dec 2025 14:08:55 +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=1765980537; cv=none; b=Zmy0MDGOPIMHyJ6jPXny1nec/IuaesJ+XIpsluBdM4TTGclPENErVAU82GtsLeIDND3LmeBcWB6Tvg1T0SfA2nFs+M+7/a20hD/cm2/tBLY5w3QqOikCUHDUXcdpRJ7hC994xZvbC1t7z78LT/pQ3C3JmeWBwCfsbzmowZ8N/II= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765980537; c=relaxed/simple; bh=x4MhiHIBxXZT/JGnBW6uY17eLmz9TncIJc1+KlFk9mc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=VnjQEGAMO077k63oRebMy70JKB30NqjGZPWWuyZvBFIW8XEaIUdVEZLv0wYW2TQl608VW808jaN3N3sKwF1vIS6uiU1IMNSKvfpdAWQBrZkFB6DDAEMwmsom6WoE/qUjoZKf1BRVNYagddFK8piPfSHXXYvY6g31r+pF5ptm2bM= 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 1vVs9r-0002Xq-2f; Wed, 17 Dec 2025 15:05:39 +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 1vVs9p-0067qe-2H; Wed, 17 Dec 2025 15:05:37 +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 1vVrzQ-00000004tQv-3enP; Wed, 17 Dec 2025 14:54:52 +0100 From: Sascha Hauer Date: Wed, 17 Dec 2025 14:55:01 +0100 Subject: [PATCH 11/11] 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: <20251217-sound-soc-codecs-tvl320adcx140-v1-11-293dea149d7b@pengutronix.de> References: <20251217-sound-soc-codecs-tvl320adcx140-v1-0-293dea149d7b@pengutronix.de> In-Reply-To: <20251217-sound-soc-codecs-tvl320adcx140-v1-0-293dea149d7b@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=1765979692; l=1805; i=s.hauer@pengutronix.de; s=20230412; h=from:subject:message-id; bh=B4XLlj4yXAj1cRuxwpnqVGmABzsNU6rXcpOes817Bdk=; b=sWuf6hpTwFoOGIfSt9ZVGZCUgGhRW8zvVEmA1ODx2tyZ3UobRD+0KXCTA5KuoehvSD5nGGASF ZHfPacU4NnIDNq5oFKty+5CrxmzbX1+vq8fPGsP9ouPfD90Q6S4k+S5 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 d8b6e6fafb68bc48ce9be01e2435bfecdb5bafc8..4f7d2a771a272a23050616a3a6d= b473f69ee752e 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" }; @@ -721,6 +728,8 @@ 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