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From:   Danny Milosavljevic <dannym@scratchpost.org>
To:     Liam Girdwood <lgirdwood@gmail.com>,
        Mark Brown <broonie@kernel.org>,
        Jaroslav Kysela <perex@perex.cz>,
        Takashi Iwai <tiwai@suse.com>,
        Maxime Ripard <maxime.ripard@bootlin.com>,
        Chen-Yu Tsai <wens@csie.org>,
        Danny Milosavljevic <dannym@scratchpost.org>,
        alsa-devel@alsa-project.org, linux-arm-kernel@lists.infradead.org,
        linux-kernel@vger.kernel.org
Subject: [PATCH v15 2/8] ASoC: sun4i-codec: Add Mic Playback Volume
Date:   Wed, 30 Jan 2019 11:39:38 +0100
Message-Id: <20190130103945.26692-3-dannym@scratchpost.org>
In-Reply-To: <20190130103945.26692-1-dannym@scratchpost.org>
References: <20190130103945.26692-1-dannym@scratchpost.org>
MIME-Version: 1.0
Tags:   patch
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Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Add a control "Mic Playback Volume" that allows the user to control the
MIC gain stage (common for Mic1 and Mic2) leading to the output mixer.

Signed-off-by: Danny Milosavljevic <dannym@scratchpost.org>
---
 sound/soc/sunxi/sun4i-codec.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sound/soc/sunxi/sun4i-codec.c b/sound/soc/sunxi/sun4i-codec.c
index 7b965bc50..060a40b45 100644
--- a/sound/soc/sunxi/sun4i-codec.c
+++ b/sound/soc/sunxi/sun4i-codec.c
@@ -681,6 +681,9 @@ static const struct snd_kcontrol_new sun4i_codec_controls[] = {
 	SOC_SINGLE_TLV("Power Amplifier Volume", SUN4I_CODEC_DAC_ACTL,
 		       SUN4I_CODEC_DAC_ACTL_PA_VOL, 0x3F, 0,
 		       sun4i_codec_pa_volume_scale),
+	SOC_SINGLE_TLV("Mic Playback Volume", SUN4I_CODEC_DAC_ACTL,
+		       SUN4I_CODEC_DAC_ACTL_MICG, 7, 0,
+		       sun4i_codec_micin_loopback_gain_scale),
 };
 
 static const struct snd_kcontrol_new sun4i_codec_left_mixer_controls[] = {