From nobody Sun Feb 8 18:32:59 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 32E4DEB64DD for ; Fri, 21 Jul 2023 08:58:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230177AbjGUI6K (ORCPT ); Fri, 21 Jul 2023 04:58:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56918 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230183AbjGUI5u (ORCPT ); Fri, 21 Jul 2023 04:57:50 -0400 Received: from inva021.nxp.com (inva021.nxp.com [92.121.34.21]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AA1CC30C0 for ; Fri, 21 Jul 2023 01:57:48 -0700 (PDT) Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 53C102004DB; Fri, 21 Jul 2023 10:57:47 +0200 (CEST) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 1AFC02004B5; Fri, 21 Jul 2023 10:57:47 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id B7DF21820F57; Fri, 21 Jul 2023 16:57:45 +0800 (+08) From: Shengjiu Wang To: lgirdwood@gmail.com, broonie@kernel.org, perex@perex.cz, tiwai@suse.com, ckeepax@opensource.cirrus.com, kuninori.morimoto.gx@renesas.com, patches@opensource.cirrus.com, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org Subject: [PATCH v2] ASoC: wm8960: Add DAC filter characteristics selection Date: Fri, 21 Jul 2023 16:24:02 +0800 Message-Id: <1689927842-21165-1-git-send-email-shengjiu.wang@nxp.com> X-Mailer: git-send-email 2.7.4 X-Virus-Scanned: ClamAV using ClamSMTP Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Support DAC filter characteristics selection: Normal mode and Sloping stopband. Sloping stopband may have better frequency response. Signed-off-by: Shengjiu Wang Acked-by: Charles Keepax --- changes in v2: - modify capitalise sound/soc/codecs/wm8960.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/sound/soc/codecs/wm8960.c b/sound/soc/codecs/wm8960.c index 366f5d769d6d..5db9b0338396 100644 --- a/sound/soc/codecs/wm8960.c +++ b/sound/soc/codecs/wm8960.c @@ -155,6 +155,7 @@ static const char *wm8960_adc_data_output_sel[] =3D { "Left Data =3D Right ADC; Right Data =3D Left ADC", }; static const char *wm8960_dmonomix[] =3D {"Stereo", "Mono"}; +static const char *wm8960_dacslope[] =3D {"Normal", "Sloping"}; =20 static const struct soc_enum wm8960_enum[] =3D { SOC_ENUM_SINGLE(WM8960_DACCTL1, 5, 4, wm8960_polarity), @@ -165,6 +166,7 @@ static const struct soc_enum wm8960_enum[] =3D { SOC_ENUM_SINGLE(WM8960_ALC3, 8, 2, wm8960_alcmode), SOC_ENUM_SINGLE(WM8960_ADDCTL1, 2, 4, wm8960_adc_data_output_sel), SOC_ENUM_SINGLE(WM8960_ADDCTL1, 4, 2, wm8960_dmonomix), + SOC_ENUM_SINGLE(WM8960_DACCTL2, 1, 2, wm8960_dacslope), }; =20 static const int deemph_settings[] =3D { 0, 32000, 44100, 48000 }; @@ -307,6 +309,7 @@ SOC_SINGLE_TLV("Right Output Mixer RINPUT3 Volume", =20 SOC_ENUM("ADC Data Output Select", wm8960_enum[6]), SOC_ENUM("DAC Mono Mix", wm8960_enum[7]), +SOC_ENUM("DAC Filter Characteristics", wm8960_enum[8]), }; =20 static const struct snd_kcontrol_new wm8960_lin_boost[] =3D { --=20 2.34.1