#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
-#include <sound/driver.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#define AUDIO_NAME "WM8750"
#define WM8750_VERSION "0.12"
-/*
- * Debug
- */
-
-#define WM8750_DEBUG 0
-
-#ifdef WM8750_DEBUG
-#define dbg(format, arg...) \
- printk(KERN_DEBUG AUDIO_NAME ": " format "\n" , ## arg)
-#else
-#define dbg(format, arg...) do {} while (0)
-#endif
-#define err(format, arg...) \
- printk(KERN_ERR AUDIO_NAME ": " format "\n" , ## arg)
-#define info(format, arg...) \
- printk(KERN_INFO AUDIO_NAME ": " format "\n" , ## arg)
-#define warn(format, arg...) \
- printk(KERN_WARNING AUDIO_NAME ": " format "\n" , ## arg)
-
/* codec private data */
struct wm8750_priv {
unsigned int sysclk;
data[0] = (reg << 1) | ((value >> 8) & 0x0001);
data[1] = value & 0x00ff;
- wm8750_write_reg_cache (codec, reg, value);
+ wm8750_write_reg_cache(codec, reg, value);
if (codec->hw_write(codec->control_data, data, 2) == 2)
return 0;
else
SOC_ENUM("Bass Filter", wm8750_enum[1]),
SOC_SINGLE("Bass Volume", WM8750_BASS, 0, 15, 1),
-SOC_SINGLE("Treble Volume", WM8750_TREBLE, 0, 15, 0),
+SOC_SINGLE("Treble Volume", WM8750_TREBLE, 0, 15, 1),
SOC_ENUM("Treble Cut-off", wm8750_enum[2]),
SOC_SINGLE("3D Switch", WM8750_3D, 0, 1, 0),
for (i = 0; i < ARRAY_SIZE(wm8750_snd_controls); i++) {
err = snd_ctl_add(codec->card,
- snd_soc_cnew(&wm8750_snd_controls[i],codec, NULL));
+ snd_soc_cnew(&wm8750_snd_controls[i],
+ codec, NULL));
if (err < 0)
return err;
}
SND_SOC_DAPM_INPUT("RINPUT3"),
};
-static const char *audio_map[][3] = {
+static const struct snd_soc_dapm_route audio_map[] = {
/* left mixer */
{"Left Mixer", "Playback Switch", "Left DAC"},
{"Left Mixer", "Left Bypass Switch", "Left Line Mux"},
/* ADC */
{"Left ADC", NULL, "Left ADC Mux"},
{"Right ADC", NULL, "Right ADC Mux"},
-
- /* terminator */
- {NULL, NULL, NULL},
};
static int wm8750_add_widgets(struct snd_soc_codec *codec)
{
- int i;
+ snd_soc_dapm_new_controls(codec, wm8750_dapm_widgets,
+ ARRAY_SIZE(wm8750_dapm_widgets));
- for(i = 0; i < ARRAY_SIZE(wm8750_dapm_widgets); i++) {
- snd_soc_dapm_new_control(codec, &wm8750_dapm_widgets[i]);
- }
-
- /* set up audio path audio_mapnects */
- for(i = 0; audio_map[i][0] != NULL; i++) {
- snd_soc_dapm_connect_input(codec, audio_map[i][0],
- audio_map[i][1], audio_map[i][2]);
- }
+ snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
snd_soc_dapm_new_widgets(codec);
return 0;
return -EINVAL;
}
-static int wm8750_set_dai_sysclk(struct snd_soc_codec_dai *codec_dai,
+static int wm8750_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;
return -EINVAL;
}
-static int wm8750_set_dai_fmt(struct snd_soc_codec_dai *codec_dai,
+static int wm8750_set_dai_fmt(struct snd_soc_dai *codec_dai,
unsigned int fmt)
{
struct snd_soc_codec *codec = codec_dai->codec;
return 0;
}
-static int wm8750_mute(struct snd_soc_codec_dai *dai, int mute)
+static int wm8750_mute(struct snd_soc_dai *dai, int mute)
{
struct snd_soc_codec *codec = dai->codec;
u16 mute_reg = wm8750_read_reg_cache(codec, WM8750_ADCDAC) & 0xfff7;
return 0;
}
-static int wm8750_dapm_event(struct snd_soc_codec *codec, int event)
+static int wm8750_set_bias_level(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level)
{
u16 pwr_reg = wm8750_read_reg_cache(codec, WM8750_PWR1) & 0xfe3e;
- switch (event) {
- case SNDRV_CTL_POWER_D0: /* full On */
+ switch (level) {
+ case SND_SOC_BIAS_ON:
/* set vmid to 50k and unmute dac */
wm8750_write(codec, WM8750_PWR1, pwr_reg | 0x00c0);
break;
- case SNDRV_CTL_POWER_D1: /* partial On */
- case SNDRV_CTL_POWER_D2: /* partial On */
+ case SND_SOC_BIAS_PREPARE:
/* set vmid to 5k for quick power up */
wm8750_write(codec, WM8750_PWR1, pwr_reg | 0x01c1);
break;
- case SNDRV_CTL_POWER_D3hot: /* Off, with power */
+ case SND_SOC_BIAS_STANDBY:
/* mute dac and set vmid to 500k, enable VREF */
wm8750_write(codec, WM8750_PWR1, pwr_reg | 0x0141);
break;
- case SNDRV_CTL_POWER_D3cold: /* Off, without power */
+ case SND_SOC_BIAS_OFF:
wm8750_write(codec, WM8750_PWR1, 0x0001);
break;
}
- codec->dapm_state = event;
+ codec->bias_level = level;
return 0;
}
#define WM8750_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
- SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 | \
- SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000)
+ SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 | \
+ SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000)
#define WM8750_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
SNDRV_PCM_FMTBIT_S24_LE)
-struct snd_soc_codec_dai wm8750_dai = {
+struct snd_soc_dai wm8750_dai = {
.name = "WM8750",
.playback = {
.stream_name = "Playback",
{
struct snd_soc_codec *codec =
container_of(work, struct snd_soc_codec, delayed_work.work);
- wm8750_dapm_event(codec, codec->dapm_state);
+ wm8750_set_bias_level(codec, codec->bias_level);
}
static int wm8750_suspend(struct platform_device *pdev, pm_message_t state)
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->codec;
- wm8750_dapm_event(codec, SNDRV_CTL_POWER_D3cold);
+ wm8750_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
codec->hw_write(codec->control_data, data, 2);
}
- wm8750_dapm_event(codec, SNDRV_CTL_POWER_D3hot);
+ wm8750_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
/* charge wm8750 caps */
- if (codec->suspend_dapm_state == SNDRV_CTL_POWER_D0) {
- wm8750_dapm_event(codec, SNDRV_CTL_POWER_D2);
- codec->dapm_state = SNDRV_CTL_POWER_D0;
- schedule_delayed_work(&codec->delayed_work, msecs_to_jiffies(1000));
+ if (codec->suspend_bias_level == SND_SOC_BIAS_ON) {
+ wm8750_set_bias_level(codec, SND_SOC_BIAS_PREPARE);
+ codec->bias_level = SND_SOC_BIAS_ON;
+ schedule_delayed_work(&codec->delayed_work,
+ msecs_to_jiffies(1000));
}
return 0;
codec->owner = THIS_MODULE;
codec->read = wm8750_read_reg_cache;
codec->write = wm8750_write;
- codec->dapm_event = wm8750_dapm_event;
+ codec->set_bias_level = wm8750_set_bias_level;
codec->dai = &wm8750_dai;
codec->num_dai = 1;
- codec->reg_cache_size = sizeof(wm8750_reg);
- codec->reg_cache = kmemdup(wm8750_reg, sizeof(wm8750_reg), GFP_KRENEL);
+ codec->reg_cache_size = ARRAY_SIZE(wm8750_reg);
+ codec->reg_cache = kmemdup(wm8750_reg, sizeof(wm8750_reg), GFP_KERNEL);
if (codec->reg_cache == NULL)
return -ENOMEM;
}
/* charge output caps */
- wm8750_dapm_event(codec, SNDRV_CTL_POWER_D2);
- codec->dapm_state = SNDRV_CTL_POWER_D3hot;
+ wm8750_set_bias_level(codec, SND_SOC_BIAS_PREPARE);
+ codec->bias_level = SND_SOC_BIAS_STANDBY;
schedule_delayed_work(&codec->delayed_work, msecs_to_jiffies(1000));
/* set the update bits */
around */
static struct snd_soc_device *wm8750_socdev;
-#if defined (CONFIG_I2C) || defined (CONFIG_I2C_MODULE)
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
/*
* WM8731 2 wire address is determined by GPIO5
ret = i2c_attach_client(i2c);
if (ret < 0) {
- err("failed to attach codec at addr %x\n", addr);
+ pr_err("failed to attach codec at addr %x\n", addr);
goto err;
}
ret = wm8750_init(socdev);
if (ret < 0) {
- err("failed to initialise WM8750\n");
+ pr_err("failed to initialise WM8750\n");
goto err;
}
return ret;
struct wm8750_priv *wm8750;
int ret = 0;
- info("WM8750 Audio Codec %s", WM8750_VERSION);
+ pr_info("WM8750 Audio Codec %s", WM8750_VERSION);
codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
if (codec == NULL)
return -ENOMEM;
INIT_LIST_HEAD(&codec->dapm_paths);
wm8750_socdev = socdev;
INIT_DELAYED_WORK(&codec->delayed_work, wm8750_work);
-
-#if defined (CONFIG_I2C) || defined (CONFIG_I2C_MODULE)
+
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
if (setup->i2c_address) {
normal_i2c[0] = setup->i2c_address;
codec->hw_write = (hw_write_t)i2c_master_send;
struct snd_soc_codec *codec = socdev->codec;
if (codec->control_data)
- wm8750_dapm_event(codec, SNDRV_CTL_POWER_D3cold);
+ wm8750_set_bias_level(codec, SND_SOC_BIAS_OFF);
run_delayed_work(&codec->delayed_work);
snd_soc_free_pcms(socdev);
snd_soc_dapm_free(socdev);
-#if defined (CONFIG_I2C) || defined (CONFIG_I2C_MODULE)
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
i2c_del_driver(&wm8750_i2c_driver);
#endif
kfree(codec->private_data);
.suspend = wm8750_suspend,
.resume = wm8750_resume,
};
-
EXPORT_SYMBOL_GPL(soc_codec_dev_wm8750);
MODULE_DESCRIPTION("ASoC WM8750 driver");
projects / linux-2.6 / blobdiff