From patchwork Mon Dec 6 14:56:15 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 521311 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 C0B73C433EF for ; Mon, 6 Dec 2021 15:40:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1388474AbhLFPoN (ORCPT ); Mon, 6 Dec 2021 10:44:13 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60564 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1390313AbhLFPmT (ORCPT ); Mon, 6 Dec 2021 10:42:19 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 929F3C09CE65; Mon, 6 Dec 2021 07:26:09 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 59E78B8111E; Mon, 6 Dec 2021 15:26:08 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7D258C34901; Mon, 6 Dec 2021 15:26:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1638804367; bh=ctAN86+aLtUg4P4YugcH9097oNHEOyVGq7zN1p44ofQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=cFrBJCx6mQDd16QioEiB8q97p7vPi3TtFVZTbSTS924o7AvuNT3SDZZwXziZSD8BH CSH+uRoYrygJoYkQaUGUcgVMnsSlTe29wS8XH9+a/YRkJrHjqvGjZAXlx6O9Ukb1rI vw/D2SyuMemX6XvvZk7TW81D7X/U5Bl2Qlyp3FyQ= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jaroslav Kysela , Mark Brown , Sameer Pujar , Takashi Iwai Subject: [PATCH 5.15 121/207] ASoC: tegra: Fix kcontrol put callback in DMIC Date: Mon, 6 Dec 2021 15:56:15 +0100 Message-Id: <20211206145614.428269998@linuxfoundation.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211206145610.172203682@linuxfoundation.org> References: <20211206145610.172203682@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Sameer Pujar commit a347dfa10262fa0a10e2b1970ea0194e3d4a3251 upstream. The kcontrol put callback is expected to return 1 when there is change in HW or when the update is acknowledged by driver. This would ensure that change notifications are sent to subscribed applications. Update the DMIC driver accordingly. Fixes: 8c8ff982e9e2 ("ASoC: tegra: Add Tegra210 based DMIC driver") Suggested-by: Jaroslav Kysela Suggested-by: Mark Brown Signed-off-by: Sameer Pujar Reviewed-by: Takashi Iwai Link: https://lore.kernel.org/r/1637219231-406-10-git-send-email-spujar@nvidia.com Signed-off-by: Mark Brown Signed-off-by: Greg Kroah-Hartman --- sound/soc/tegra/tegra210_dmic.c | 183 ++++++++++++++++++++++++++++++++-------- 1 file changed, 149 insertions(+), 34 deletions(-) --- a/sound/soc/tegra/tegra210_dmic.c +++ b/sound/soc/tegra/tegra210_dmic.c @@ -156,50 +156,162 @@ static int tegra210_dmic_hw_params(struc return 0; } -static int tegra210_dmic_get_control(struct snd_kcontrol *kcontrol, +static int tegra210_dmic_get_boost_gain(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); + struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); + + ucontrol->value.integer.value[0] = dmic->boost_gain; + + return 0; +} + +static int tegra210_dmic_put_boost_gain(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); + struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); + int value = ucontrol->value.integer.value[0]; + + if (value == dmic->boost_gain) + return 0; + + dmic->boost_gain = value; + + return 1; +} + +static int tegra210_dmic_get_ch_select(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); + struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); + + ucontrol->value.enumerated.item[0] = dmic->ch_select; + + return 0; +} + +static int tegra210_dmic_put_ch_select(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); + struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == dmic->ch_select) + return 0; + + dmic->ch_select = value; + + return 1; +} + +static int tegra210_dmic_get_mono_to_stereo(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); + struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); + + ucontrol->value.enumerated.item[0] = dmic->mono_to_stereo; + + return 0; +} + +static int tegra210_dmic_put_mono_to_stereo(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); + struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == dmic->mono_to_stereo) + return 0; + + dmic->mono_to_stereo = value; + + return 1; +} + +static int tegra210_dmic_get_stereo_to_mono(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); + struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); + + ucontrol->value.enumerated.item[0] = dmic->stereo_to_mono; + + return 0; +} + +static int tegra210_dmic_put_stereo_to_mono(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); + struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == dmic->stereo_to_mono) + return 0; + + dmic->stereo_to_mono = value; + + return 1; +} + +static int tegra210_dmic_get_osr_val(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); - if (strstr(kcontrol->id.name, "Boost Gain Volume")) - ucontrol->value.integer.value[0] = dmic->boost_gain; - else if (strstr(kcontrol->id.name, "Channel Select")) - ucontrol->value.enumerated.item[0] = dmic->ch_select; - else if (strstr(kcontrol->id.name, "Mono To Stereo")) - ucontrol->value.enumerated.item[0] = dmic->mono_to_stereo; - else if (strstr(kcontrol->id.name, "Stereo To Mono")) - ucontrol->value.enumerated.item[0] = dmic->stereo_to_mono; - else if (strstr(kcontrol->id.name, "OSR Value")) - ucontrol->value.enumerated.item[0] = dmic->osr_val; - else if (strstr(kcontrol->id.name, "LR Polarity Select")) - ucontrol->value.enumerated.item[0] = dmic->lrsel; + ucontrol->value.enumerated.item[0] = dmic->osr_val; return 0; } -static int tegra210_dmic_put_control(struct snd_kcontrol *kcontrol, +static int tegra210_dmic_put_osr_val(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); + struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == dmic->osr_val) + return 0; + + dmic->osr_val = value; + + return 1; +} + +static int tegra210_dmic_get_pol_sel(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); - if (strstr(kcontrol->id.name, "Boost Gain Volume")) - dmic->boost_gain = ucontrol->value.integer.value[0]; - else if (strstr(kcontrol->id.name, "Channel Select")) - dmic->ch_select = ucontrol->value.enumerated.item[0]; - else if (strstr(kcontrol->id.name, "Mono To Stereo")) - dmic->mono_to_stereo = ucontrol->value.enumerated.item[0]; - else if (strstr(kcontrol->id.name, "Stereo To Mono")) - dmic->stereo_to_mono = ucontrol->value.enumerated.item[0]; - else if (strstr(kcontrol->id.name, "OSR Value")) - dmic->osr_val = ucontrol->value.enumerated.item[0]; - else if (strstr(kcontrol->id.name, "LR Polarity Select")) - dmic->lrsel = ucontrol->value.enumerated.item[0]; + ucontrol->value.enumerated.item[0] = dmic->lrsel; return 0; } +static int tegra210_dmic_put_pol_sel(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); + struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == dmic->lrsel) + return 0; + + dmic->lrsel = value; + + return 1; +} + static const struct snd_soc_dai_ops tegra210_dmic_dai_ops = { .hw_params = tegra210_dmic_hw_params, }; @@ -286,19 +398,22 @@ static const struct soc_enum tegra210_dm static const struct snd_kcontrol_new tegra210_dmic_controls[] = { SOC_SINGLE_EXT("Boost Gain Volume", 0, 0, MAX_BOOST_GAIN, 0, - tegra210_dmic_get_control, tegra210_dmic_put_control), + tegra210_dmic_get_boost_gain, + tegra210_dmic_put_boost_gain), SOC_ENUM_EXT("Channel Select", tegra210_dmic_ch_enum, - tegra210_dmic_get_control, tegra210_dmic_put_control), + tegra210_dmic_get_ch_select, tegra210_dmic_put_ch_select), SOC_ENUM_EXT("Mono To Stereo", - tegra210_dmic_mono_conv_enum, tegra210_dmic_get_control, - tegra210_dmic_put_control), + tegra210_dmic_mono_conv_enum, + tegra210_dmic_get_mono_to_stereo, + tegra210_dmic_put_mono_to_stereo), SOC_ENUM_EXT("Stereo To Mono", - tegra210_dmic_stereo_conv_enum, tegra210_dmic_get_control, - tegra210_dmic_put_control), + tegra210_dmic_stereo_conv_enum, + tegra210_dmic_get_stereo_to_mono, + tegra210_dmic_put_stereo_to_mono), SOC_ENUM_EXT("OSR Value", tegra210_dmic_osr_enum, - tegra210_dmic_get_control, tegra210_dmic_put_control), + tegra210_dmic_get_osr_val, tegra210_dmic_put_osr_val), SOC_ENUM_EXT("LR Polarity Select", tegra210_dmic_lrsel_enum, - tegra210_dmic_get_control, tegra210_dmic_put_control), + tegra210_dmic_get_pol_sel, tegra210_dmic_put_pol_sel), }; static const struct snd_soc_component_driver tegra210_dmic_compnt = {