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Diffstat (limited to 'sound/soc/codecs/wm8350.c')
-rw-r--r--sound/soc/codecs/wm8350.c817
1 files changed, 446 insertions, 371 deletions
diff --git a/sound/soc/codecs/wm8350.c b/sound/soc/codecs/wm8350.c
index 35d99750c38..392285edb59 100644
--- a/sound/soc/codecs/wm8350.c
+++ b/sound/soc/codecs/wm8350.c
@@ -1,7 +1,7 @@
/*
* wm8350.c -- WM8350 ALSA SoC audio driver
*
- * Copyright (C) 2007, 2008 Wolfson Microelectronics PLC.
+ * Copyright (C) 2007-12 Wolfson Microelectronics PLC.
*
* Author: Liam Girdwood <lrg@slimlogic.co.uk>
*
@@ -13,6 +13,7 @@
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
+#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/platform_device.h>
@@ -23,9 +24,9 @@
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
-#include <sound/soc-dapm.h>
#include <sound/initval.h>
#include <sound/tlv.h>
+#include <trace/events/asoc.h>
#include "wm8350.h"
@@ -51,42 +52,33 @@ struct wm8350_output {
u16 mute;
};
+struct wm8350_jack_data {
+ struct snd_soc_jack *jack;
+ struct delayed_work work;
+ int report;
+ int short_report;
+};
+
struct wm8350_data {
- struct snd_soc_codec codec;
+ struct wm8350 *wm8350;
struct wm8350_output out1;
struct wm8350_output out2;
+ struct wm8350_jack_data hpl;
+ struct wm8350_jack_data hpr;
+ struct wm8350_jack_data mic;
struct regulator_bulk_data supplies[ARRAY_SIZE(supply_names)];
+ int fll_freq_out;
+ int fll_freq_in;
};
-static unsigned int wm8350_codec_cache_read(struct snd_soc_codec *codec,
- unsigned int reg)
-{
- struct wm8350 *wm8350 = codec->control_data;
- return wm8350->reg_cache[reg];
-}
-
-static unsigned int wm8350_codec_read(struct snd_soc_codec *codec,
- unsigned int reg)
-{
- struct wm8350 *wm8350 = codec->control_data;
- return wm8350_reg_read(wm8350, reg);
-}
-
-static int wm8350_codec_write(struct snd_soc_codec *codec, unsigned int reg,
- unsigned int value)
-{
- struct wm8350 *wm8350 = codec->control_data;
- return wm8350_reg_write(wm8350, reg, value);
-}
-
/*
* Ramp OUT1 PGA volume to minimise pops at stream startup and shutdown.
*/
static inline int wm8350_out1_ramp_step(struct snd_soc_codec *codec)
{
- struct wm8350_data *wm8350_data = codec->private_data;
+ struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec);
struct wm8350_output *out1 = &wm8350_data->out1;
- struct wm8350 *wm8350 = codec->control_data;
+ struct wm8350 *wm8350 = wm8350_data->wm8350;
int left_complete = 0, right_complete = 0;
u16 reg, val;
@@ -150,9 +142,9 @@ static inline int wm8350_out1_ramp_step(struct snd_soc_codec *codec)
*/
static inline int wm8350_out2_ramp_step(struct snd_soc_codec *codec)
{
- struct wm8350_data *wm8350_data = codec->private_data;
+ struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec);
struct wm8350_output *out2 = &wm8350_data->out2;
- struct wm8350 *wm8350 = codec->control_data;
+ struct wm8350 *wm8350 = wm8350_data->wm8350;
int left_complete = 0, right_complete = 0;
u16 reg, val;
@@ -218,9 +210,10 @@ static inline int wm8350_out2_ramp_step(struct snd_soc_codec *codec)
*/
static void wm8350_pga_work(struct work_struct *work)
{
- struct snd_soc_codec *codec =
- container_of(work, struct snd_soc_codec, delayed_work.work);
- struct wm8350_data *wm8350_data = codec->private_data;
+ struct snd_soc_dapm_context *dapm =
+ container_of(work, struct snd_soc_dapm_context, delayed_work.work);
+ struct snd_soc_codec *codec = dapm->codec;
+ struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec);
struct wm8350_output *out1 = &wm8350_data->out1,
*out2 = &wm8350_data->out2;
int i, out1_complete, out2_complete;
@@ -267,7 +260,7 @@ static int pga_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_codec *codec = w->codec;
- struct wm8350_data *wm8350_data = codec->private_data;
+ struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec);
struct wm8350_output *out;
switch (w->shift) {
@@ -281,7 +274,7 @@ static int pga_event(struct snd_soc_dapm_widget *w,
break;
default:
- BUG();
+ WARN(1, "Invalid shift %d\n", w->shift);
return -1;
}
@@ -290,18 +283,16 @@ static int pga_event(struct snd_soc_dapm_widget *w,
out->ramp = WM8350_RAMP_UP;
out->active = 1;
- if (!delayed_work_pending(&codec->delayed_work))
- schedule_delayed_work(&codec->delayed_work,
- msecs_to_jiffies(1));
+ schedule_delayed_work(&codec->dapm.delayed_work,
+ msecs_to_jiffies(1));
break;
case SND_SOC_DAPM_PRE_PMD:
out->ramp = WM8350_RAMP_DOWN;
out->active = 0;
- if (!delayed_work_pending(&codec->delayed_work))
- schedule_delayed_work(&codec->delayed_work,
- msecs_to_jiffies(1));
+ schedule_delayed_work(&codec->dapm.delayed_work,
+ msecs_to_jiffies(1));
break;
}
@@ -311,8 +302,8 @@ static int pga_event(struct snd_soc_dapm_widget *w,
static int wm8350_put_volsw_2r_vu(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
- struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct wm8350_data *wm8350_priv = codec->private_data;
+ struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
+ struct wm8350_data *wm8350_priv = snd_soc_codec_get_drvdata(codec);
struct wm8350_output *out = NULL;
struct soc_mixer_control *mc =
(struct soc_mixer_control *)kcontrol->private_value;
@@ -341,21 +332,21 @@ static int wm8350_put_volsw_2r_vu(struct snd_kcontrol *kcontrol,
return 1;
}
- ret = snd_soc_put_volsw_2r(kcontrol, ucontrol);
+ ret = snd_soc_put_volsw(kcontrol, ucontrol);
if (ret < 0)
return ret;
/* now hit the volume update bits (always bit 8) */
- val = wm8350_codec_read(codec, reg);
- wm8350_codec_write(codec, reg, val | WM8350_OUT1_VU);
+ val = snd_soc_read(codec, reg);
+ snd_soc_write(codec, reg, val | WM8350_OUT1_VU);
return 1;
}
static int wm8350_get_volsw_2r(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
- struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct wm8350_data *wm8350_priv = codec->private_data;
+ struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
+ struct wm8350_data *wm8350_priv = snd_soc_codec_get_drvdata(codec);
struct wm8350_output *out1 = &wm8350_priv->out1;
struct wm8350_output *out2 = &wm8350_priv->out2;
struct soc_mixer_control *mc =
@@ -378,28 +369,13 @@ static int wm8350_get_volsw_2r(struct snd_kcontrol *kcontrol,
break;
}
- return snd_soc_get_volsw_2r(kcontrol, ucontrol);
+ return snd_soc_get_volsw(kcontrol, ucontrol);
}
-/* double control with volume update */
-#define SOC_WM8350_DOUBLE_R_TLV(xname, reg_left, reg_right, xshift, xmax, \
- xinvert, tlv_array) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
- .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
- SNDRV_CTL_ELEM_ACCESS_READWRITE | \
- SNDRV_CTL_ELEM_ACCESS_VOLATILE, \
- .tlv.p = (tlv_array), \
- .info = snd_soc_info_volsw_2r, \
- .get = wm8350_get_volsw_2r, .put = wm8350_put_volsw_2r_vu, \
- .private_value = (unsigned long)&(struct soc_mixer_control) \
- {.reg = reg_left, .rreg = reg_right, .shift = xshift, \
- .rshift = xshift, .max = xmax, .invert = xinvert}, }
-
static const char *wm8350_deemp[] = { "None", "32kHz", "44.1kHz", "48kHz" };
static const char *wm8350_pol[] = { "Normal", "Inv R", "Inv L", "Inv L & R" };
static const char *wm8350_dacmutem[] = { "Normal", "Soft" };
static const char *wm8350_dacmutes[] = { "Fast", "Slow" };
-static const char *wm8350_dacfilter[] = { "Normal", "Sloping" };
static const char *wm8350_adcfilter[] = { "None", "High Pass" };
static const char *wm8350_adchp[] = { "44.1kHz", "8kHz", "16kHz", "32kHz" };
static const char *wm8350_lr[] = { "Left", "Right" };
@@ -409,15 +385,14 @@ static const struct soc_enum wm8350_enum[] = {
SOC_ENUM_SINGLE(WM8350_DAC_CONTROL, 0, 4, wm8350_pol),
SOC_ENUM_SINGLE(WM8350_DAC_MUTE_VOLUME, 14, 2, wm8350_dacmutem),
SOC_ENUM_SINGLE(WM8350_DAC_MUTE_VOLUME, 13, 2, wm8350_dacmutes),
- SOC_ENUM_SINGLE(WM8350_DAC_MUTE_VOLUME, 12, 2, wm8350_dacfilter),
SOC_ENUM_SINGLE(WM8350_ADC_CONTROL, 15, 2, wm8350_adcfilter),
SOC_ENUM_SINGLE(WM8350_ADC_CONTROL, 8, 4, wm8350_adchp),
SOC_ENUM_SINGLE(WM8350_ADC_CONTROL, 0, 4, wm8350_pol),
SOC_ENUM_SINGLE(WM8350_INPUT_MIXER_VOLUME, 15, 2, wm8350_lr),
};
-static DECLARE_TLV_DB_LINEAR(pre_amp_tlv, -1200, 3525);
-static DECLARE_TLV_DB_LINEAR(out_pga_tlv, -5700, 600);
+static DECLARE_TLV_DB_SCALE(pre_amp_tlv, -1200, 3525, 0);
+static DECLARE_TLV_DB_SCALE(out_pga_tlv, -5700, 600, 0);
static DECLARE_TLV_DB_SCALE(dac_pcm_tlv, -7163, 36, 1);
static DECLARE_TLV_DB_SCALE(adc_pcm_tlv, -12700, 50, 1);
static DECLARE_TLV_DB_SCALE(out_mix_tlv, -1500, 300, 1);
@@ -431,27 +406,29 @@ static const unsigned int capture_sd_tlv[] = {
static const struct snd_kcontrol_new wm8350_snd_controls[] = {
SOC_ENUM("Playback Deemphasis", wm8350_enum[0]),
SOC_ENUM("Playback DAC Inversion", wm8350_enum[1]),
- SOC_WM8350_DOUBLE_R_TLV("Playback PCM Volume",
+ SOC_DOUBLE_R_EXT_TLV("Playback PCM Volume",
WM8350_DAC_DIGITAL_VOLUME_L,
WM8350_DAC_DIGITAL_VOLUME_R,
- 0, 255, 0, dac_pcm_tlv),
+ 0, 255, 0, wm8350_get_volsw_2r,
+ wm8350_put_volsw_2r_vu, dac_pcm_tlv),
SOC_ENUM("Playback PCM Mute Function", wm8350_enum[2]),
SOC_ENUM("Playback PCM Mute Speed", wm8350_enum[3]),
- SOC_ENUM("Playback PCM Filter", wm8350_enum[4]),
- SOC_ENUM("Capture PCM Filter", wm8350_enum[5]),
- SOC_ENUM("Capture PCM HP Filter", wm8350_enum[6]),
- SOC_ENUM("Capture ADC Inversion", wm8350_enum[7]),
- SOC_WM8350_DOUBLE_R_TLV("Capture PCM Volume",
+ SOC_ENUM("Capture PCM Filter", wm8350_enum[4]),
+ SOC_ENUM("Capture PCM HP Filter", wm8350_enum[5]),
+ SOC_ENUM("Capture ADC Inversion", wm8350_enum[6]),
+ SOC_DOUBLE_R_EXT_TLV("Capture PCM Volume",
WM8350_ADC_DIGITAL_VOLUME_L,
WM8350_ADC_DIGITAL_VOLUME_R,
- 0, 255, 0, adc_pcm_tlv),
+ 0, 255, 0, wm8350_get_volsw_2r,
+ wm8350_put_volsw_2r_vu, adc_pcm_tlv),
SOC_DOUBLE_TLV("Capture Sidetone Volume",
WM8350_ADC_DIVIDER,
8, 4, 15, 1, capture_sd_tlv),
- SOC_WM8350_DOUBLE_R_TLV("Capture Volume",
+ SOC_DOUBLE_R_EXT_TLV("Capture Volume",
WM8350_LEFT_INPUT_VOLUME,
WM8350_RIGHT_INPUT_VOLUME,
- 2, 63, 0, pre_amp_tlv),
+ 2, 63, 0, wm8350_get_volsw_2r,
+ wm8350_put_volsw_2r_vu, pre_amp_tlv),
SOC_DOUBLE_R("Capture ZC Switch",
WM8350_LEFT_INPUT_VOLUME,
WM8350_RIGHT_INPUT_VOLUME, 13, 1, 0),
@@ -479,17 +456,19 @@ static const struct snd_kcontrol_new wm8350_snd_controls[] = {
SOC_SINGLE_TLV("Out4 Capture Volume",
WM8350_INPUT_MIXER_VOLUME,
1, 7, 0, out_mix_tlv),
- SOC_WM8350_DOUBLE_R_TLV("Out1 Playback Volume",
+ SOC_DOUBLE_R_EXT_TLV("Out1 Playback Volume",
WM8350_LOUT1_VOLUME,
WM8350_ROUT1_VOLUME,
- 2, 63, 0, out_pga_tlv),
+ 2, 63, 0, wm8350_get_volsw_2r,
+ wm8350_put_volsw_2r_vu, out_pga_tlv),
SOC_DOUBLE_R("Out1 Playback ZC Switch",
WM8350_LOUT1_VOLUME,
WM8350_ROUT1_VOLUME, 13, 1, 0),
- SOC_WM8350_DOUBLE_R_TLV("Out2 Playback Volume",
+ SOC_DOUBLE_R_EXT_TLV("Out2 Playback Volume",
WM8350_LOUT2_VOLUME,
WM8350_ROUT2_VOLUME,
- 2, 63, 0, out_pga_tlv),
+ 2, 63, 0, wm8350_get_volsw_2r,
+ wm8350_put_volsw_2r_vu, out_pga_tlv),
SOC_DOUBLE_R("Out2 Playback ZC Switch", WM8350_LOUT2_VOLUME,
WM8350_ROUT2_VOLUME, 13, 1, 0),
SOC_SINGLE("Out2 Right Invert Switch", WM8350_ROUT2_VOLUME, 10, 1, 0),
@@ -573,7 +552,7 @@ static const struct snd_kcontrol_new wm8350_left_capt_mixer_controls[] = {
SOC_DAPM_SINGLE_TLV("L3 Capture Volume",
WM8350_INPUT_MIXER_VOLUME_L, 9, 7, 0, out_mix_tlv),
SOC_DAPM_SINGLE("PGA Capture Switch",
- WM8350_LEFT_INPUT_VOLUME, 14, 1, 0),
+ WM8350_LEFT_INPUT_VOLUME, 14, 1, 1),
};
/* Right Input Mixer */
@@ -583,7 +562,7 @@ static const struct snd_kcontrol_new wm8350_right_capt_mixer_controls[] = {
SOC_DAPM_SINGLE_TLV("L3 Capture Volume",
WM8350_INPUT_MIXER_VOLUME_R, 13, 7, 0, out_mix_tlv),
SOC_DAPM_SINGLE("PGA Capture Switch",
- WM8350_RIGHT_INPUT_VOLUME, 14, 1, 0),
+ WM8350_RIGHT_INPUT_VOLUME, 14, 1, 1),
};
/* Left Mic Mixer */
@@ -606,7 +585,7 @@ SOC_DAPM_SINGLE("Switch", WM8350_BEEP_VOLUME, 15, 1, 1);
/* Out4 Capture Mux */
static const struct snd_kcontrol_new wm8350_out4_capture_controls =
-SOC_DAPM_ENUM("Route", wm8350_enum[8]);
+SOC_DAPM_ENUM("Route", wm8350_enum[7]);
static const struct snd_soc_dapm_widget wm8350_dapm_widgets[] = {
@@ -694,7 +673,7 @@ static const struct snd_soc_dapm_widget wm8350_dapm_widgets[] = {
SND_SOC_DAPM_INPUT("IN3L"),
};
-static const struct snd_soc_dapm_route audio_map[] = {
+static const struct snd_soc_dapm_route wm8350_dapm_routes[] = {
/* left playback mixer */
{"Left Playback Mixer", "Playback Switch", "Left DAC"},
@@ -775,48 +754,12 @@ static const struct snd_soc_dapm_route audio_map[] = {
{"Beep", NULL, "IN3R PGA"},
};
-static int wm8350_add_controls(struct snd_soc_codec *codec)
-{
- int err, i;
-
- for (i = 0; i < ARRAY_SIZE(wm8350_snd_controls); i++) {
- err = snd_ctl_add(codec->card,
- snd_soc_cnew(&wm8350_snd_controls[i],
- codec, NULL));
- if (err < 0)
- return err;
- }
-
- return 0;
-}
-
-static int wm8350_add_widgets(struct snd_soc_codec *codec)
-{
- int ret;
-
- ret = snd_soc_dapm_new_controls(codec,
- wm8350_dapm_widgets,
- ARRAY_SIZE(wm8350_dapm_widgets));
- if (ret != 0) {
- dev_err(codec->dev, "dapm control register failed\n");
- return ret;
- }
-
- /* set up audio paths */
- ret = snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
- if (ret != 0) {
- dev_err(codec->dev, "DAPM route register failed\n");
- return ret;
- }
-
- return snd_soc_dapm_new_widgets(codec);
-}
-
static int wm8350_set_dai_sysclk(struct snd_soc_dai *codec_dai,
int clk_id, unsigned int freq, int dir)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8350 *wm8350 = codec->control_data;
+ struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec);
+ struct wm8350 *wm8350 = wm8350_data->wm8350;
u16 fll_4;
switch (clk_id) {
@@ -830,14 +773,14 @@ static int wm8350_set_dai_sysclk(struct snd_soc_dai *codec_dai,
case WM8350_MCLK_SEL_PLL_32K:
wm8350_set_bits(wm8350, WM8350_CLOCK_CONTROL_1,
WM8350_MCLK_SEL);
- fll_4 = wm8350_codec_read(codec, WM8350_FLL_CONTROL_4) &
+ fll_4 = snd_soc_read(codec, WM8350_FLL_CONTROL_4) &
~WM8350_FLL_CLK_SRC_MASK;
- wm8350_codec_write(codec, WM8350_FLL_CONTROL_4, fll_4 | clk_id);
+ snd_soc_write(codec, WM8350_FLL_CONTROL_4, fll_4 | clk_id);
break;
}
/* MCLK direction */
- if (dir == WM8350_MCLK_DIR_OUT)
+ if (dir == SND_SOC_CLOCK_OUT)
wm8350_set_bits(wm8350, WM8350_CLOCK_CONTROL_2,
WM8350_MCLK_DIR);
else
@@ -854,39 +797,39 @@ static int wm8350_set_clkdiv(struct snd_soc_dai *codec_dai, int div_id, int div)
switch (div_id) {
case WM8350_ADC_CLKDIV:
- val = wm8350_codec_read(codec, WM8350_ADC_DIVIDER) &
+ val = snd_soc_read(codec, WM8350_ADC_DIVIDER) &
~WM8350_ADC_CLKDIV_MASK;
- wm8350_codec_write(codec, WM8350_ADC_DIVIDER, val | div);
+ snd_soc_write(codec, WM8350_ADC_DIVIDER, val | div);
break;
case WM8350_DAC_CLKDIV:
- val = wm8350_codec_read(codec, WM8350_DAC_CLOCK_CONTROL) &
+ val = snd_soc_read(codec, WM8350_DAC_CLOCK_CONTROL) &
~WM8350_DAC_CLKDIV_MASK;
- wm8350_codec_write(codec, WM8350_DAC_CLOCK_CONTROL, val | div);
+ snd_soc_write(codec, WM8350_DAC_CLOCK_CONTROL, val | div);
break;
case WM8350_BCLK_CLKDIV:
- val = wm8350_codec_read(codec, WM8350_CLOCK_CONTROL_1) &
+ val = snd_soc_read(codec, WM8350_CLOCK_CONTROL_1) &
~WM8350_BCLK_DIV_MASK;
- wm8350_codec_write(codec, WM8350_CLOCK_CONTROL_1, val | div);
+ snd_soc_write(codec, WM8350_CLOCK_CONTROL_1, val | div);
break;
case WM8350_OPCLK_CLKDIV:
- val = wm8350_codec_read(codec, WM8350_CLOCK_CONTROL_1) &
+ val = snd_soc_read(codec, WM8350_CLOCK_CONTROL_1) &
~WM8350_OPCLK_DIV_MASK;
- wm8350_codec_write(codec, WM8350_CLOCK_CONTROL_1, val | div);
+ snd_soc_write(codec, WM8350_CLOCK_CONTROL_1, val | div);
break;
case WM8350_SYS_CLKDIV:
- val = wm8350_codec_read(codec, WM8350_CLOCK_CONTROL_1) &
+ val = snd_soc_read(codec, WM8350_CLOCK_CONTROL_1) &
~WM8350_MCLK_DIV_MASK;
- wm8350_codec_write(codec, WM8350_CLOCK_CONTROL_1, val | div);
+ snd_soc_write(codec, WM8350_CLOCK_CONTROL_1, val | div);
break;
case WM8350_DACLR_CLKDIV:
- val = wm8350_codec_read(codec, WM8350_DAC_LR_RATE) &
+ val = snd_soc_read(codec, WM8350_DAC_LR_RATE) &
~WM8350_DACLRC_RATE_MASK;
- wm8350_codec_write(codec, WM8350_DAC_LR_RATE, val | div);
+ snd_soc_write(codec, WM8350_DAC_LR_RATE, val | div);
break;
case WM8350_ADCLR_CLKDIV:
- val = wm8350_codec_read(codec, WM8350_ADC_LR_RATE) &
+ val = snd_soc_read(codec, WM8350_ADC_LR_RATE) &
~WM8350_ADCLRC_RATE_MASK;
- wm8350_codec_write(codec, WM8350_ADC_LR_RATE, val | div);
+ snd_soc_write(codec, WM8350_ADC_LR_RATE, val | div);
break;
default:
return -EINVAL;
@@ -898,13 +841,13 @@ static int wm8350_set_clkdiv(struct snd_soc_dai *codec_dai, int div_id, int div)
static int wm8350_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
{
struct snd_soc_codec *codec = codec_dai->codec;
- u16 iface = wm8350_codec_read(codec, WM8350_AI_FORMATING) &
+ u16 iface = snd_soc_read(codec, WM8350_AI_FORMATING) &
~(WM8350_AIF_BCLK_INV | WM8350_AIF_LRCLK_INV | WM8350_AIF_FMT_MASK);
- u16 master = wm8350_codec_read(codec, WM8350_AI_DAC_CONTROL) &
+ u16 master = snd_soc_read(codec, WM8350_AI_DAC_CONTROL) &
~WM8350_BCLK_MSTR;
- u16 dac_lrc = wm8350_codec_read(codec, WM8350_DAC_LR_RATE) &
+ u16 dac_lrc = snd_soc_read(codec, WM8350_DAC_LR_RATE) &
~WM8350_DACLRC_ENA;
- u16 adc_lrc = wm8350_codec_read(codec, WM8350_ADC_LR_RATE) &
+ u16 adc_lrc = snd_soc_read(codec, WM8350_ADC_LR_RATE) &
~WM8350_ADCLRC_ENA;
/* set master/slave audio interface */
@@ -934,7 +877,7 @@ static int wm8350_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
iface |= 0x3 << 8;
break;
case SND_SOC_DAIFMT_DSP_B:
- iface |= 0x3 << 8; /* lg not sure which mode */
+ iface |= 0x3 << 8 | WM8350_AIF_LRCLK_INV;
break;
default:
return -EINVAL;
@@ -957,42 +900,10 @@ static int wm8350_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
return -EINVAL;
}
- wm8350_codec_write(codec, WM8350_AI_FORMATING, iface);
- wm8350_codec_write(codec, WM8350_AI_DAC_CONTROL, master);
- wm8350_codec_write(codec, WM8350_DAC_LR_RATE, dac_lrc);
- wm8350_codec_write(codec, WM8350_ADC_LR_RATE, adc_lrc);
- return 0;
-}
-
-static int wm8350_pcm_trigger(struct snd_pcm_substream *substream,
- int cmd, struct snd_soc_dai *codec_dai)
-{
- struct snd_soc_codec *codec = codec_dai->codec;
- int master = wm8350_codec_cache_read(codec, WM8350_AI_DAC_CONTROL) &
- WM8350_BCLK_MSTR;
- int enabled = 0;
-
- /* Check that the DACs or ADCs are enabled since they are
- * required for LRC in master mode. The DACs or ADCs need a
- * valid audio path i.e. pin -> ADC or DAC -> pin before
- * the LRC will be enabled in master mode. */
- if (!master && cmd != SNDRV_PCM_TRIGGER_START)
- return 0;
-
- if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
- enabled = wm8350_codec_cache_read(codec, WM8350_POWER_MGMT_4) &
- (WM8350_ADCR_ENA | WM8350_ADCL_ENA);
- } else {
- enabled = wm8350_codec_cache_read(codec, WM8350_POWER_MGMT_4) &
- (WM8350_DACR_ENA | WM8350_DACL_ENA);
- }
-
- if (!enabled) {
- dev_err(codec->dev,
- "%s: invalid audio path - no clocks available\n",
- __func__);
- return -EINVAL;
- }
+ snd_soc_write(codec, WM8350_AI_FORMATING, iface);
+ snd_soc_write(codec, WM8350_AI_DAC_CONTROL, master);
+ snd_soc_write(codec, WM8350_DAC_LR_RATE, dac_lrc);
+ snd_soc_write(codec, WM8350_ADC_LR_RATE, adc_lrc);
return 0;
}
@@ -1001,7 +912,9 @@ static int wm8350_pcm_hw_params(struct snd_pcm_substream *substream,
struct snd_soc_dai *codec_dai)
{
struct snd_soc_codec *codec = codec_dai->codec;
- u16 iface = wm8350_codec_read(codec, WM8350_AI_FORMATING) &
+ struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec);
+ struct wm8350 *wm8350 = wm8350_data->wm8350;
+ u16 iface = snd_soc_read(codec, WM8350_AI_FORMATING) &
~WM8350_AIF_WL_MASK;
/* bit size */
@@ -1019,19 +932,35 @@ static int wm8350_pcm_hw_params(struct snd_pcm_substream *substream,
break;
}
- wm8350_codec_write(codec, WM8350_AI_FORMATING, iface);
+ snd_soc_write(codec, WM8350_AI_FORMATING, iface);
+
+ /* The sloping stopband filter is recommended for use with
+ * lower sample rates to improve performance.
+ */
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ if (params_rate(params) < 24000)
+ wm8350_set_bits(wm8350, WM8350_DAC_MUTE_VOLUME,
+ WM8350_DAC_SB_FILT);
+ else
+ wm8350_clear_bits(wm8350, WM8350_DAC_MUTE_VOLUME,
+ WM8350_DAC_SB_FILT);
+ }
+
return 0;
}
static int wm8350_mute(struct snd_soc_dai *dai, int mute)
{
struct snd_soc_codec *codec = dai->codec;
- struct wm8350 *wm8350 = codec->control_data;
+ unsigned int val;
if (mute)
- wm8350_set_bits(wm8350, WM8350_DAC_MUTE, WM8350_DAC_MUTE_ENA);
+ val = WM8350_DAC_MUTE_ENA;
else
- wm8350_clear_bits(wm8350, WM8350_DAC_MUTE, WM8350_DAC_MUTE_ENA);
+ val = 0;
+
+ snd_soc_update_bits(codec, WM8350_DAC_MUTE, WM8350_DAC_MUTE_ENA, val);
+
return 0;
}
@@ -1096,15 +1025,19 @@ static inline int fll_factors(struct _fll_div *fll_div, unsigned int input,
}
static int wm8350_set_fll(struct snd_soc_dai *codec_dai,
- int pll_id, unsigned int freq_in,
+ int pll_id, int source, unsigned int freq_in,
unsigned int freq_out)
{
struct snd_soc_codec *codec = codec_dai->codec;
- struct wm8350 *wm8350 = codec->control_data;
+ struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec);
+ struct wm8350 *wm8350 = priv->wm8350;
struct _fll_div fll_div;
int ret = 0;
u16 fll_1, fll_4;
+ if (freq_in == priv->fll_freq_in && freq_out == priv->fll_freq_out)
+ return 0;
+
/* power down FLL - we need to do this for reconfiguration */
wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_4,
WM8350_FLL_ENA | WM8350_FLL_OSC_ENA);
@@ -1116,22 +1049,22 @@ static int wm8350_set_fll(struct snd_soc_dai *codec_dai,
if (ret < 0)
return ret;
dev_dbg(wm8350->dev,
- "FLL in %d FLL out %d N 0x%x K 0x%x div %d ratio %d",
+ "FLL in %u FLL out %u N 0x%x K 0x%x div %d ratio %d",
freq_in, freq_out, fll_div.n, fll_div.k, fll_div.div,
fll_div.ratio);
/* set up N.K & dividers */
- fll_1 = wm8350_codec_read(codec, WM8350_FLL_CONTROL_1) &
+ fll_1 = snd_soc_read(codec, WM8350_FLL_CONTROL_1) &
~(WM8350_FLL_OUTDIV_MASK | WM8350_FLL_RSP_RATE_MASK | 0xc000);
- wm8350_codec_write(codec, WM8350_FLL_CONTROL_1,
+ snd_soc_write(codec, WM8350_FLL_CONTROL_1,
fll_1 | (fll_div.div << 8) | 0x50);
- wm8350_codec_write(codec, WM8350_FLL_CONTROL_2,
+ snd_soc_write(codec, WM8350_FLL_CONTROL_2,
(fll_div.ratio << 11) | (fll_div.
n & WM8350_FLL_N_MASK));
- wm8350_codec_write(codec, WM8350_FLL_CONTROL_3, fll_div.k);
- fll_4 = wm8350_codec_read(codec, WM8350_FLL_CONTROL_4) &
+ snd_soc_write(codec, WM8350_FLL_CONTROL_3, fll_div.k);
+ fll_4 = snd_soc_read(codec, WM8350_FLL_CONTROL_4) &
~(WM8350_FLL_FRAC | WM8350_FLL_SLOW_LOCK_REF);
- wm8350_codec_write(codec, WM8350_FLL_CONTROL_4,
+ snd_soc_write(codec, WM8350_FLL_CONTROL_4,
fll_4 | (fll_div.k ? WM8350_FLL_FRAC : 0) |
(fll_div.ratio == 8 ? WM8350_FLL_SLOW_LOCK_REF : 0));
@@ -1139,14 +1072,17 @@ static int wm8350_set_fll(struct snd_soc_dai *codec_dai,
wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_FLL_OSC_ENA);
wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_FLL_ENA);
+ priv->fll_freq_out = freq_out;
+ priv->fll_freq_in = freq_in;
+
return 0;
}
static int wm8350_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
- struct wm8350 *wm8350 = codec->control_data;
- struct wm8350_data *priv = codec->private_data;
+ struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec);
+ struct wm8350 *wm8350 = priv->wm8350;
struct wm8350_audio_platform_data *platform =
wm8350->codec.platform_data;
u16 pm1;
@@ -1169,7 +1105,7 @@ static int wm8350_set_bias_level(struct snd_soc_codec *codec,
break;
case SND_SOC_BIAS_STANDBY:
- if (codec->bias_level == SND_SOC_BIAS_OFF) {
+ if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
ret = regulator_bulk_enable(ARRAY_SIZE(priv->supplies),
priv->supplies);
if (ret != 0)
@@ -1302,133 +1238,209 @@ static int wm8350_set_bias_level(struct snd_soc_codec *codec,
priv->supplies);
break;
}
- codec->bias_level = level;
+ codec->dapm.bias_level = level;
return 0;
}
-static int wm8350_suspend(struct platform_device *pdev, pm_message_t state)
+static int wm8350_suspend(struct snd_soc_codec *codec)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->codec;
-
wm8350_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
-static int wm8350_resume(struct platform_device *pdev)
+static int wm8350_resume(struct snd_soc_codec *codec)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->codec;
-
wm8350_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- if (codec->suspend_bias_level == SND_SOC_BIAS_ON)
- wm8350_set_bias_level(codec, SND_SOC_BIAS_ON);
-
return 0;
}
-static struct snd_soc_codec *wm8350_codec;
+static void wm8350_hp_work(struct wm8350_data *priv,
+ struct wm8350_jack_data *jack,
+ u16 mask)
+{
+ struct wm8350 *wm8350 = priv->wm8350;
+ u16 reg;
+ int report;
-static int wm8350_probe(struct platform_device *pdev)
+ reg = wm8350_reg_read(wm8350, WM8350_JACK_PIN_STATUS);
+ if (reg & mask)
+ report = jack->report;
+ else
+ report = 0;
+
+ snd_soc_jack_report(jack->jack, report, jack->report);
+
+}
+
+static void wm8350_hpl_work(struct work_struct *work)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec;
- struct wm8350 *wm8350;
- struct wm8350_data *priv;
- int ret;
- struct wm8350_output *out1;
- struct wm8350_output *out2;
+ struct wm8350_data *priv =
+ container_of(work, struct wm8350_data, hpl.work.work);
- BUG_ON(!wm8350_codec);
+ wm8350_hp_work(priv, &priv->hpl, WM8350_JACK_L_LVL);
+}
- socdev->codec = wm8350_codec;
- codec = socdev->codec;
- wm8350 = codec->control_data;
- priv = codec->private_data;
+static void wm8350_hpr_work(struct work_struct *work)
+{
+ struct wm8350_data *priv =
+ container_of(work, struct wm8350_data, hpr.work.work);
+
+ wm8350_hp_work(priv, &priv->hpr, WM8350_JACK_R_LVL);
+}
- /* Enable the codec */
- wm8350_set_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA);
+static irqreturn_t wm8350_hpl_jack_handler(int irq, void *data)
+{
+ struct wm8350_data *priv = data;
+ struct wm8350 *wm8350 = priv->wm8350;
- /* Enable robust clocking mode in ADC */
- wm8350_codec_write(codec, WM8350_SECURITY, 0xa7);
- wm8350_codec_write(codec, 0xde, 0x13);
- wm8350_codec_write(codec, WM8350_SECURITY, 0);
+#ifndef CONFIG_SND_SOC_WM8350_MODULE
+ trace_snd_soc_jack_irq("WM8350 HPL");
+#endif
- /* read OUT1 & OUT2 volumes */
- out1 = &priv->out1;
- out2 = &priv->out2;
- out1->left_vol = (wm8350_reg_read(wm8350, WM8350_LOUT1_VOLUME) &
- WM8350_OUT1L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT;
- out1->right_vol = (wm8350_reg_read(wm8350, WM8350_ROUT1_VOLUME) &
- WM8350_OUT1R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT;
- out2->left_vol = (wm8350_reg_read(wm8350, WM8350_LOUT2_VOLUME) &
- WM8350_OUT2L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT;
- out2->right_vol = (wm8350_reg_read(wm8350, WM8350_ROUT2_VOLUME) &
- WM8350_OUT2R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT;
- wm8350_reg_write(wm8350, WM8350_LOUT1_VOLUME, 0);
- wm8350_reg_write(wm8350, WM8350_ROUT1_VOLUME, 0);
- wm8350_reg_write(wm8350, WM8350_LOUT2_VOLUME, 0);
- wm8350_reg_write(wm8350, WM8350_ROUT2_VOLUME, 0);
+ if (device_may_wakeup(wm8350->dev))
+ pm_wakeup_event(wm8350->dev, 250);
- /* Latch VU bits & mute */
- wm8350_set_bits(wm8350, WM8350_LOUT1_VOLUME,
- WM8350_OUT1_VU | WM8350_OUT1L_MUTE);
- wm8350_set_bits(wm8350, WM8350_LOUT2_VOLUME,
- WM8350_OUT2_VU | WM8350_OUT2L_MUTE);
- wm8350_set_bits(wm8350, WM8350_ROUT1_VOLUME,
- WM8350_OUT1_VU | WM8350_OUT1R_MUTE);
- wm8350_set_bits(wm8350, WM8350_ROUT2_VOLUME,
- WM8350_OUT2_VU | WM8350_OUT2R_MUTE);
+ queue_delayed_work(system_power_efficient_wq,
+ &priv->hpl.work, msecs_to_jiffies(200));
- ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
- if (ret < 0) {
- dev_err(&pdev->dev, "failed to create pcms\n");
- return ret;
- }
+ return IRQ_HANDLED;
+}
- wm8350_add_controls(codec);
- wm8350_add_widgets(codec);
+static irqreturn_t wm8350_hpr_jack_handler(int irq, void *data)
+{
+ struct wm8350_data *priv = data;
+ struct wm8350 *wm8350 = priv->wm8350;
- wm8350_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+#ifndef CONFIG_SND_SOC_WM8350_MODULE
+ trace_snd_soc_jack_irq("WM8350 HPR");
+#endif
- ret = snd_soc_init_card(socdev);
- if (ret < 0) {
- dev_err(&pdev->dev, "failed to register card\n");
- goto card_err;
- }
+ if (device_may_wakeup(wm8350->dev))
+ pm_wakeup_event(wm8350->dev, 250);
- return 0;
+ queue_delayed_work(system_power_efficient_wq,
+ &priv->hpr.work, msecs_to_jiffies(200));
-card_err:
- snd_soc_free_pcms(socdev);
- snd_soc_dapm_free(socdev);
- return ret;
+ return IRQ_HANDLED;
}
-static int wm8350_remove(struct platform_device *pdev)
+/**
+ * wm8350_hp_jack_detect - Enable headphone jack detection.
+ *
+ * @codec: WM8350 codec
+ * @which: left or right jack detect signal
+ * @jack: jack to report detection events on
+ * @report: value to report
+ *
+ * Enables the headphone jack detection of the WM8350. If no report
+ * is specified then detection is disabled.
+ */
+int wm8350_hp_jack_detect(struct snd_soc_codec *codec, enum wm8350_jack which,
+ struct snd_soc_jack *jack, int report)
{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->codec;
- struct wm8350 *wm8350 = codec->control_data;
- int ret;
+ struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec);
+ struct wm8350 *wm8350 = priv->wm8350;
+ int irq;
+ int ena;
+
+ switch (which) {
+ case WM8350_JDL:
+ priv->hpl.jack = jack;
+ priv->hpl.report = report;
+ irq = WM8350_IRQ_CODEC_JCK_DET_L;
+ ena = WM8350_JDL_ENA;
+ break;
- /* cancel any work waiting to be queued. */
- ret = cancel_delayed_work(&codec->delayed_work);
+ case WM8350_JDR:
+ priv->hpr.jack = jack;
+ priv->hpr.report = report;
+ irq = WM8350_IRQ_CODEC_JCK_DET_R;
+ ena = WM8350_JDR_ENA;
+ break;
- /* if there was any work waiting then we run it now and
- * wait for its completion */
- if (ret) {
- schedule_delayed_work(&codec->delayed_work, 0);
- flush_scheduled_work();
+ default:
+ return -EINVAL;
}
- wm8350_set_bias_level(codec, SND_SOC_BIAS_OFF);
+ if (report) {
+ wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA);
+ wm8350_set_bits(wm8350, WM8350_JACK_DETECT, ena);
+ } else {
+ wm8350_clear_bits(wm8350, WM8350_JACK_DETECT, ena);
+ }
- wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA);
+ /* Sync status */
+ switch (which) {
+ case WM8350_JDL:
+ wm8350_hpl_jack_handler(0, priv);
+ break;
+ case WM8350_JDR:
+ wm8350_hpr_jack_handler(0, priv);
+ break;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(wm8350_hp_jack_detect);
+
+static irqreturn_t wm8350_mic_handler(int irq, void *data)
+{
+ struct wm8350_data *priv = data;
+ struct wm8350 *wm8350 = priv->wm8350;
+ u16 reg;
+ int report = 0;
+
+#ifndef CONFIG_SND_SOC_WM8350_MODULE
+ trace_snd_soc_jack_irq("WM8350 mic");
+#endif
+
+ reg = wm8350_reg_read(wm8350, WM8350_JACK_PIN_STATUS);
+ if (reg & WM8350_JACK_MICSCD_LVL)
+ report |= priv->mic.short_report;
+ if (reg & WM8350_JACK_MICSD_LVL)
+ report |= priv->mic.report;
+
+ snd_soc_jack_report(priv->mic.jack, report,
+ priv->mic.report | priv->mic.short_report);
+
+ return IRQ_HANDLED;
+}
+
+/**
+ * wm8350_mic_jack_detect - Enable microphone jack detection.
+ *
+ * @codec: WM8350 codec
+ * @jack: jack to report detection events on
+ * @detect_report: value to report when presence detected
+ * @short_report: value to report when microphone short detected
+ *
+ * Enables the microphone jack detection of the WM8350. If both reports
+ * are specified as zero then detection is disabled.
+ */
+int wm8350_mic_jack_detect(struct snd_soc_codec *codec,
+ struct snd_soc_jack *jack,
+ int detect_report, int short_report)
+{
+ struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec);
+ struct wm8350 *wm8350 = priv->wm8350;
+
+ priv->mic.jack = jack;
+ priv->mic.report = detect_report;
+ priv->mic.short_report = short_report;
+
+ if (detect_report || short_report) {
+ wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA);
+ wm8350_set_bits(wm8350, WM8350_POWER_MGMT_1,
+ WM8350_MIC_DET_ENA);
+ } else {
+ wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_1,
+ WM8350_MIC_DET_ENA);
+ }
return 0;
}
+EXPORT_SYMBOL_GPL(wm8350_mic_jack_detect);
#define WM8350_RATES (SNDRV_PCM_RATE_8000_96000)
@@ -1436,8 +1448,17 @@ static int wm8350_remove(struct platform_device *pdev)
SNDRV_PCM_FMTBIT_S20_3LE |\
SNDRV_PCM_FMTBIT_S24_LE)
-struct snd_soc_dai wm8350_dai = {
- .name = "WM8350",
+static const struct snd_soc_dai_ops wm8350_dai_ops = {
+ .hw_params = wm8350_pcm_hw_params,
+ .digital_mute = wm8350_mute,
+ .set_fmt = wm8350_set_dai_fmt,
+ .set_sysclk = wm8350_set_dai_sysclk,
+ .set_pll = wm8350_set_fll,
+ .set_clkdiv = wm8350_set_clkdiv,
+};
+
+static struct snd_soc_dai_driver wm8350_dai = {
+ .name = "wm8350-hifi",
.playback = {
.stream_name = "Playback",
.channels_min = 1,
@@ -1452,107 +1473,171 @@ struct snd_soc_dai wm8350_dai = {
.rates = WM8350_RATES,
.formats = WM8350_FORMATS,
},
- .ops = {
- .hw_params = wm8350_pcm_hw_params,
- .digital_mute = wm8350_mute,
- .trigger = wm8350_pcm_trigger,
- .set_fmt = wm8350_set_dai_fmt,
- .set_sysclk = wm8350_set_dai_sysclk,
- .set_pll = wm8350_set_fll,
- .set_clkdiv = wm8350_set_clkdiv,
- },
-};
-EXPORT_SYMBOL_GPL(wm8350_dai);
-
-struct snd_soc_codec_device soc_codec_dev_wm8350 = {
- .probe = wm8350_probe,
- .remove = wm8350_remove,
- .suspend = wm8350_suspend,
- .resume = wm8350_resume,
+ .ops = &wm8350_dai_ops,
};
-EXPORT_SYMBOL_GPL(soc_codec_dev_wm8350);
-static int wm8350_codec_probe(struct platform_device *pdev)
+static int wm8350_codec_probe(struct snd_soc_codec *codec)
{
- struct wm8350 *wm8350 = platform_get_drvdata(pdev);
+ struct wm8350 *wm8350 = dev_get_platdata(codec->dev);
struct wm8350_data *priv;
- struct snd_soc_codec *codec;
+ struct wm8350_output *out1;
+ struct wm8350_output *out2;
int ret, i;
if (wm8350->codec.platform_data == NULL) {
- dev_err(&pdev->dev, "No audio platform data supplied\n");
+ dev_err(codec->dev, "No audio platform data supplied\n");
return -EINVAL;
}
- priv = kzalloc(sizeof(struct wm8350_data), GFP_KERNEL);
+ priv = devm_kzalloc(codec->dev, sizeof(struct wm8350_data),
+ GFP_KERNEL);
if (priv == NULL)
return -ENOMEM;
+ snd_soc_codec_set_drvdata(codec, priv);
+
+ priv->wm8350 = wm8350;
for (i = 0; i < ARRAY_SIZE(supply_names); i++)
priv->supplies[i].supply = supply_names[i];
- ret = regulator_bulk_get(wm8350->dev, ARRAY_SIZE(priv->supplies),
+ ret = devm_regulator_bulk_get(wm8350->dev, ARRAY_SIZE(priv->supplies),
priv->supplies);
if (ret != 0)
- goto err_priv;
-
- codec = &priv->codec;
- wm8350->codec.codec = codec;
-
- wm8350_dai.dev = &pdev->dev;
-
- mutex_init(&codec->mutex);
- INIT_LIST_HEAD(&codec->dapm_widgets);
- INIT_LIST_HEAD(&codec->dapm_paths);
- codec->dev = &pdev->dev;
- codec->name = "WM8350";
- codec->owner = THIS_MODULE;
- codec->read = wm8350_codec_read;
- codec->write = wm8350_codec_write;
- codec->bias_level = SND_SOC_BIAS_OFF;
- codec->set_bias_level = wm8350_set_bias_level;
- codec->dai = &wm8350_dai;
- codec->num_dai = 1;
- codec->reg_cache_size = WM8350_MAX_REGISTER;
- codec->private_data = priv;
- codec->control_data = wm8350;
+ return ret;
/* Put the codec into reset if it wasn't already */
wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA);
- INIT_DELAYED_WORK(&codec->delayed_work, wm8350_pga_work);
- ret = snd_soc_register_codec(codec);
- if (ret != 0)
- goto err_supply;
+ INIT_DELAYED_WORK(&codec->dapm.delayed_work, wm8350_pga_work);
+ INIT_DELAYED_WORK(&priv->hpl.work, wm8350_hpl_work);
+ INIT_DELAYED_WORK(&priv->hpr.work, wm8350_hpr_work);
+
+ /* Enable the codec */
+ wm8350_set_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA);
- wm8350_codec = codec;
+ /* Enable robust clocking mode in ADC */
+ snd_soc_write(codec, WM8350_SECURITY, 0xa7);
+ snd_soc_write(codec, 0xde, 0x13);
+ snd_soc_write(codec, WM8350_SECURITY, 0);
+
+ /* read OUT1 & OUT2 volumes */
+ out1 = &priv->out1;
+ out2 = &priv->out2;
+ out1->left_vol = (wm8350_reg_read(wm8350, WM8350_LOUT1_VOLUME) &
+ WM8350_OUT1L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT;
+ out1->right_vol = (wm8350_reg_read(wm8350, WM8350_ROUT1_VOLUME) &
+ WM8350_OUT1R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT;
+ out2->left_vol = (wm8350_reg_read(wm8350, WM8350_LOUT2_VOLUME) &
+ WM8350_OUT2L_VOL_MASK) >> WM8350_OUT1L_VOL_SHIFT;
+ out2->right_vol = (wm8350_reg_read(wm8350, WM8350_ROUT2_VOLUME) &
+ WM8350_OUT2R_VOL_MASK) >> WM8350_OUT1R_VOL_SHIFT;
+ wm8350_reg_write(wm8350, WM8350_LOUT1_VOLUME, 0);
+ wm8350_reg_write(wm8350, WM8350_ROUT1_VOLUME, 0);
+ wm8350_reg_write(wm8350, WM8350_LOUT2_VOLUME, 0);
+ wm8350_reg_write(wm8350, WM8350_ROUT2_VOLUME, 0);
+
+ /* Latch VU bits & mute */
+ wm8350_set_bits(wm8350, WM8350_LOUT1_VOLUME,
+ WM8350_OUT1_VU | WM8350_OUT1L_MUTE);
+ wm8350_set_bits(wm8350, WM8350_LOUT2_VOLUME,
+ WM8350_OUT2_VU | WM8350_OUT2L_MUTE);
+ wm8350_set_bits(wm8350, WM8350_ROUT1_VOLUME,
+ WM8350_OUT1_VU | WM8350_OUT1R_MUTE);
+ wm8350_set_bits(wm8350, WM8350_ROUT2_VOLUME,
+ WM8350_OUT2_VU | WM8350_OUT2R_MUTE);
+
+ /* Make sure AIF tristating is disabled by default */
+ wm8350_clear_bits(wm8350, WM8350_AI_FORMATING, WM8350_AIF_TRI);
+
+ /* Make sure we've got a sane companding setup too */
+ wm8350_clear_bits(wm8350, WM8350_ADC_DAC_COMP,
+ WM8350_DAC_COMP | WM8350_LOOPBACK);
+
+ /* Make sure jack detect is disabled to start off with */
+ wm8350_clear_bits(wm8350, WM8350_JACK_DETECT,
+ WM8350_JDL_ENA | WM8350_JDR_ENA);
+
+ wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L,
+ wm8350_hpl_jack_handler, 0, "Left jack detect",
+ priv);
+ wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R,
+ wm8350_hpr_jack_handler, 0, "Right jack detect",
+ priv);
+ wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_MICSCD,
+ wm8350_mic_handler, 0, "Microphone short", priv);
+ wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_MICD,
+ wm8350_mic_handler, 0, "Microphone detect", priv);
+
+
+ wm8350_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- ret = snd_soc_register_dai(&wm8350_dai);
- if (ret != 0)
- goto err_codec;
return 0;
+}
+
+static int wm8350_codec_remove(struct snd_soc_codec *codec)
+{
+ struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec);
+ struct wm8350 *wm8350 = dev_get_platdata(codec->dev);
+
+ wm8350_clear_bits(wm8350, WM8350_JACK_DETECT,
+ WM8350_JDL_ENA | WM8350_JDR_ENA);
+ wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA);
+
+ wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_MICD, priv);
+ wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_MICSCD, priv);
+ wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L, priv);
+ wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R, priv);
+
+ priv->hpl.jack = NULL;
+ priv->hpr.jack = NULL;
+ priv->mic.jack = NULL;
-err_codec:
- snd_soc_unregister_codec(codec);
-err_supply:
- regulator_bulk_free(ARRAY_SIZE(priv->supplies), priv->supplies);
-err_priv:
- kfree(priv);
- wm8350_codec = NULL;
- return ret;
+ cancel_delayed_work_sync(&priv->hpl.work);
+ cancel_delayed_work_sync(&priv->hpr.work);
+
+ /* if there was any work waiting then we run it now and
+ * wait for its completion */
+ flush_delayed_work(&codec->dapm.delayed_work);
+
+ wm8350_set_bias_level(codec, SND_SOC_BIAS_OFF);
+
+ wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA);
+
+ return 0;
}
-static int __devexit wm8350_codec_remove(struct platform_device *pdev)
+static struct regmap *wm8350_get_regmap(struct device *dev)
{
- struct wm8350 *wm8350 = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = wm8350->codec.codec;
- struct wm8350_data *priv = codec->private_data;
-
- snd_soc_unregister_dai(&wm8350_dai);
- snd_soc_unregister_codec(codec);
- regulator_bulk_free(ARRAY_SIZE(priv->supplies), priv->supplies);
- kfree(priv);
- wm8350_codec = NULL;
+ struct wm8350 *wm8350 = dev_get_platdata(dev);
+
+ return wm8350->regmap;
+}
+
+static struct snd_soc_codec_driver soc_codec_dev_wm8350 = {
+ .probe = wm8350_codec_probe,
+ .remove = wm8350_codec_remove,
+ .suspend = wm8350_suspend,
+ .resume = wm8350_resume,
+ .get_regmap = wm8350_get_regmap,
+ .set_bias_level = wm8350_set_bias_level,
+
+ .controls = wm8350_snd_controls,
+ .num_controls = ARRAY_SIZE(wm8350_snd_controls),
+ .dapm_widgets = wm8350_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(wm8350_dapm_widgets),
+ .dapm_routes = wm8350_dapm_routes,
+ .num_dapm_routes = ARRAY_SIZE(wm8350_dapm_routes),
+};
+
+static int wm8350_probe(struct platform_device *pdev)
+{
+ return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_wm8350,
+ &wm8350_dai, 1);
+}
+
+static int wm8350_remove(struct platform_device *pdev)
+{
+ snd_soc_unregister_codec(&pdev->dev);
return 0;
}
@@ -1561,21 +1646,11 @@ static struct platform_driver wm8350_codec_driver = {
.name = "wm8350-codec",
.owner = THIS_MODULE,
},
- .probe = wm8350_codec_probe,
- .remove = __devexit_p(wm8350_codec_remove),
+ .probe = wm8350_probe,
+ .remove = wm8350_remove,
};
-static __init int wm8350_init(void)
-{
- return platform_driver_register(&wm8350_codec_driver);
-}
-module_init(wm8350_init);
-
-static __exit void wm8350_exit(void)
-{
- platform_driver_unregister(&wm8350_codec_driver);
-}
-module_exit(wm8350_exit);
+module_platform_driver(wm8350_codec_driver);
MODULE_DESCRIPTION("ASoC WM8350 driver");
MODULE_AUTHOR("Liam Girdwood");