From patchwork Fri Mar 20 20:55:04 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 1259243 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20161025 header.b=uJ662SXh; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 48kbfl3kdSz9sRN for ; Sat, 21 Mar 2020 07:56:31 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726953AbgCTU4X (ORCPT ); Fri, 20 Mar 2020 16:56:23 -0400 Received: from mail-lf1-f66.google.com ([209.85.167.66]:40597 "EHLO mail-lf1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727413AbgCTU4S (ORCPT ); Fri, 20 Mar 2020 16:56:18 -0400 Received: by mail-lf1-f66.google.com with SMTP id j17so5649793lfe.7; Fri, 20 Mar 2020 13:56:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=q9oV0Jet7GMraR3xqtV0h+iLCecJI0XRcctkMuUHagA=; b=uJ662SXhR9zxkO088xiUitQhQMrirDeOS3TUScosTIg4zji4P6drAcNKY1fliPnOLy TC7gD8qUZrOf1kuPbaPvTabKzsGP3+LRRZmLE0lz5JSMe2wWs6GT1/UeTu/8K8YKM5m4 QNZb+C04XDHdbjfO/nfKsjrFOVGlNAOS/9jFz5LPgWs5XULwEAd1K7SS0CJu4qR0hIUv JCHHsgdq+nftXyM2M0XI0YNoWXCN8k5JOVmv1ksoWcXG3XVNO5y3cZQmcnOXhKmfoqvb XeFq5/4B0ZHYZNQgch62LqTbYyHVxUMhRXFH9qnpo1VFSWMHdosYyFV0p96nS/DjKEUd vFuw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=q9oV0Jet7GMraR3xqtV0h+iLCecJI0XRcctkMuUHagA=; b=rmELD3X51vWb0PmNKDiNkdQjbAL2ergNv3krE+TRE0+lpP0e5YzSsKbd72Hzk+IVnq HJH93m8SGaJ2bxin128MBzdvnGcKd1Wk7gtMhqpUL1P3KFZ885WPSYnS0IQTL6U+VKD3 WDfCLmwe9JHUvXMb5vTTZJ86IH+b57JzRVQCHGlt+RQnowfAFhQHFgspMCLZeg+Q5E07 WePCwUSQ3K76d6UZUEXBnL6iuWpWgxt9M7MqRFPmUXD6VAfZWP9C0qfcR2suK0bXcbgV fTNaGhynFJdDhIEXFOlh18AmQP/WIm8PAKcfe0jxb3NTuuGd4DBdAnuzl1jhz1hNJXI4 dmvQ== X-Gm-Message-State: ANhLgQ1g63RP5p5g786iraOELTLQMZ089FsX/FIohyCHEYbltJcPKGrw mzgUUnsTnwNQQQFPOhr+Huk= X-Google-Smtp-Source: ADFU+vsLajssmyb9pDEbtINGlaD8mIM0RtJt8T7pAoYMTjD1DsK8CE1iAEpQ1DTyU2ucTWgIXn+98g== X-Received: by 2002:a05:6512:108a:: with SMTP id j10mr6566513lfg.35.1584737776522; Fri, 20 Mar 2020 13:56:16 -0700 (PDT) Received: from localhost.localdomain (94-29-39-224.dynamic.spd-mgts.ru. [94.29.39.224]) by smtp.gmail.com with ESMTPSA id 1sm3873356lft.47.2020.03.20.13.56.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 20 Mar 2020 13:56:15 -0700 (PDT) From: Dmitry Osipenko To: Rob Herring , Mark Brown , Jaroslav Kysela , Takashi Iwai , Liam Girdwood , Stephen Warren , Jonathan Hunter Cc: devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org Subject: [PATCH v1 2/2] ASoC: tegra: tegra_wm8903: Support DAPM events for built-in microphone Date: Fri, 20 Mar 2020 23:55:04 +0300 Message-Id: <20200320205504.30466-3-digetx@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200320205504.30466-1-digetx@gmail.com> References: <20200320205504.30466-1-digetx@gmail.com> MIME-Version: 1.0 Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org The enable-GPIO needs to be toggled on a DAPM event in order to turn microphone ON/OFF, otherwise microphone won't work. Signed-off-by: Dmitry Osipenko --- sound/soc/tegra/tegra_wm8903.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/sound/soc/tegra/tegra_wm8903.c b/sound/soc/tegra/tegra_wm8903.c index f08d3489c3cf..071c7d2de77c 100644 --- a/sound/soc/tegra/tegra_wm8903.c +++ b/sound/soc/tegra/tegra_wm8903.c @@ -143,14 +143,32 @@ static int tegra_wm8903_event_hp(struct snd_soc_dapm_widget *w, return 0; } +static int tegra_wm8903_event_int_mic(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *k, int event) +{ + struct snd_soc_dapm_context *dapm = w->dapm; + struct snd_soc_card *card = dapm->card; + struct tegra_wm8903 *machine = snd_soc_card_get_drvdata(card); + + if (!gpio_is_valid(machine->gpio_int_mic_en)) + return 0; + + gpio_set_value_cansleep(machine->gpio_int_mic_en, + SND_SOC_DAPM_EVENT_ON(event)); + + return 0; +} + static const struct snd_soc_dapm_widget tegra_wm8903_dapm_widgets[] = { SND_SOC_DAPM_SPK("Int Spk", tegra_wm8903_event_int_spk), SND_SOC_DAPM_HP("Headphone Jack", tegra_wm8903_event_hp), SND_SOC_DAPM_MIC("Mic Jack", NULL), + SND_SOC_DAPM_MIC("Int Mic", tegra_wm8903_event_int_mic), }; static const struct snd_kcontrol_new tegra_wm8903_controls[] = { SOC_DAPM_PIN_SWITCH("Int Spk"), + SOC_DAPM_PIN_SWITCH("Int Mic"), }; static int tegra_wm8903_init(struct snd_soc_pcm_runtime *rtd)