You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
91 lines
2.9 KiB
91 lines
2.9 KiB
From bf072f593c9788c9d701f94c37fb9564c63baa7a Mon Sep 17 00:00:00 2001
|
|
From: Jan Grulich <jan@grulich.eu>
|
|
Date: Mon, 24 Aug 2015 16:02:34 +0100
|
|
Subject: [PATCH 167/222] tpa6130a2: Add headphone switch control
|
|
|
|
Signed-off-by: Jan Grulich <jan@grulich.eu>
|
|
---
|
|
sound/soc/codecs/tpa6130a2.c | 29 ++++++++++++++++++++++++++---
|
|
1 file changed, 26 insertions(+), 3 deletions(-)
|
|
|
|
--- a/sound/soc/codecs/tpa6130a2.c
|
|
+++ b/sound/soc/codecs/tpa6130a2.c
|
|
@@ -4,6 +4,7 @@
|
|
* Copyright (C) Nokia Corporation
|
|
*
|
|
* Author: Peter Ujfalusi <peter.ujfalusi@ti.com>
|
|
+ * Modified: Jan Grulich <jan@grulich.eu>
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
@@ -52,6 +53,8 @@ struct tpa6130a2_data {
|
|
enum tpa_model id;
|
|
};
|
|
|
|
+static void tpa6130a2_channel_enable(u8 channel, int enable);
|
|
+
|
|
static int tpa6130a2_i2c_read(int reg)
|
|
{
|
|
struct tpa6130a2_data *data;
|
|
@@ -189,7 +192,7 @@ exit:
|
|
}
|
|
|
|
static int tpa6130a2_get_volsw(struct snd_kcontrol *kcontrol,
|
|
- struct snd_ctl_elem_value *ucontrol)
|
|
+ struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct soc_mixer_control *mc =
|
|
(struct soc_mixer_control *)kcontrol->private_value;
|
|
@@ -218,7 +221,7 @@ static int tpa6130a2_get_volsw(struct sn
|
|
}
|
|
|
|
static int tpa6130a2_put_volsw(struct snd_kcontrol *kcontrol,
|
|
- struct snd_ctl_elem_value *ucontrol)
|
|
+ struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct soc_mixer_control *mc =
|
|
(struct soc_mixer_control *)kcontrol->private_value;
|
|
@@ -255,8 +258,22 @@ static int tpa6130a2_put_volsw(struct sn
|
|
return 1;
|
|
}
|
|
|
|
+static int tpa6130a2_put_hp_sw(struct snd_kcontrol *kcontrol,
|
|
+ struct snd_ctl_elem_value *ucontrol)
|
|
+{
|
|
+ int enable = ucontrol->value.integer.value[0];
|
|
+ unsigned int state;
|
|
+
|
|
+ state = (tpa6130a2_read(TPA6130A2_REG_VOL_MUTE) & 0x80) == 0;
|
|
+ if (state == enable)
|
|
+ return 0; /* No change */
|
|
+
|
|
+ tpa6130a2_channel_enable(TPA6130A2_HP_EN_R | TPA6130A2_HP_EN_L, enable);
|
|
+ return 1; /* Changed */
|
|
+}
|
|
+
|
|
/*
|
|
- * TPA6130 volume. From -59.5 to 4 dB with increasing step size when going
|
|
+ * TPA6130 volume. From -59.5 to +4.0 dB with increasing step size when going
|
|
* down in gain.
|
|
*/
|
|
static const unsigned int tpa6130_tlv[] = {
|
|
@@ -278,6 +295,9 @@ static const struct snd_kcontrol_new tpa
|
|
TPA6130A2_REG_VOL_MUTE, 0, 0x3f, 0,
|
|
tpa6130a2_get_volsw, tpa6130a2_put_volsw,
|
|
tpa6130_tlv),
|
|
+ SOC_SINGLE_EXT("TPA6130A2 Headphone Playback Switch",
|
|
+ TPA6130A2_REG_VOL_MUTE, 7, 1, 1,
|
|
+ tpa6130a2_get_volsw, tpa6130a2_put_hp_sw),
|
|
};
|
|
|
|
static const unsigned int tpa6140_tlv[] = {
|
|
@@ -292,6 +312,9 @@ static const struct snd_kcontrol_new tpa
|
|
TPA6130A2_REG_VOL_MUTE, 1, 0x1f, 0,
|
|
tpa6130a2_get_volsw, tpa6130a2_put_volsw,
|
|
tpa6140_tlv),
|
|
+ SOC_SINGLE_EXT("TPA6140A2 Headphone Playback Switch",
|
|
+ TPA6130A2_REG_VOL_MUTE, 7, 1, 1,
|
|
+ tpa6130a2_get_volsw, tpa6130a2_put_hp_sw),
|
|
};
|
|
|
|
/*
|
|
|