From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bard Liao Subject: [PATCH v2] ASoC: rt5645: add DAC1 soft volume func control Date: Thu, 7 Jul 2016 18:56:31 +0800 Message-ID: <1467888991-27697-1-git-send-email-bardliao@realtek.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from rtits2.realtek.com.tw (rtits2.realtek.com [60.250.210.242]) by alsa0.perex.cz (Postfix) with ESMTP id 6BF3B26617B for ; Thu, 7 Jul 2016 12:56:43 +0200 (CEST) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: broonie@kernel.org, lgirdwood@gmail.com Cc: oder_chiou@realtek.com, jack.yu@realtek.com, alsa-devel@alsa-project.org, lars@metafoo.de, koro.chen@mediatek.com, PC.Liao@mediatek.com, Bard Liao , flove@realtek.com List-Id: alsa-devel@alsa-project.org This patch add an alsa control for DAC1 digital volume control function selection. The options are: 0: Gain update immediately 1: Gain update when a zero crossing 2: Gain update when a zero crossing with a soft ramp Signed-off-by: Bard Liao --- v2 * Use SOC_ENUM --- sound/soc/codecs/rt5645.c | 11 +++++++++++ sound/soc/codecs/rt5645.h | 3 +++ 2 files changed, 14 insertions(+) diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c index 9251720..aefce8f 100644 --- a/sound/soc/codecs/rt5645.c +++ b/sound/soc/codecs/rt5645.c @@ -742,6 +742,14 @@ static int rt5645_spk_put_volsw(struct snd_kcontrol *kcontrol, return ret; } +static const char * const rt5645_dac1_vol_ctrl_mode_text[] = { + "immediately", "zero crossing", "soft ramp" +}; + +static SOC_ENUM_SINGLE_DECL( + rt5645_dac1_vol_ctrl_mode, RT5645_PR_BASE, + RT5645_DA1_ZDET_SFT, rt5645_dac1_vol_ctrl_mode_text); + static const struct snd_kcontrol_new rt5645_snd_controls[] = { /* Speaker Output Volume */ SOC_DOUBLE("Speaker Channel Switch", RT5645_SPK_VOL, @@ -808,6 +816,9 @@ static const struct snd_kcontrol_new rt5645_snd_controls[] = { SOC_SINGLE("I2S2 Func Switch", RT5645_GPIO_CTRL1, RT5645_I2S2_SEL_SFT, 1, 1), RT5645_HWEQ("Speaker HWEQ"), + + /* Digital Soft Volume Control */ + SOC_ENUM("DAC1 Digital Volume Control Func", rt5645_dac1_vol_ctrl_mode), }; /** diff --git a/sound/soc/codecs/rt5645.h b/sound/soc/codecs/rt5645.h index 205e071..cfc5f97 100644 --- a/sound/soc/codecs/rt5645.h +++ b/sound/soc/codecs/rt5645.h @@ -2018,6 +2018,9 @@ /* Codec Private Register definition */ +/* DAC ADC Digital Volume (0x00) */ +#define RT5645_DA1_ZDET_SFT 6 + /* 3D Speaker Control (0x63) */ #define RT5645_3D_SPK_MASK (0x1 << 15) #define RT5645_3D_SPK_SFT 15 -- 1.8.1.1.439.g50a6b54