/**
* snd_soc_dapm_set_bias_level - set the bias level for the system
- * @socdev: audio device
+ * @card: audio device
* @level: level to configure
*
* Configure the bias (power) levels for the SoC audio device.
*
* Returns 0 for success else error.
*/
-static int snd_soc_dapm_set_bias_level(struct snd_soc_device *socdev,
- enum snd_soc_bias_level level)
+static int snd_soc_dapm_set_bias_level(struct snd_soc_card *card,
+ struct snd_soc_codec *codec, enum snd_soc_bias_level level)
{
- struct snd_soc_card *card = socdev->card;
- struct snd_soc_codec *codec = socdev->card->codec;
int ret = 0;
switch (level) {
case SND_SOC_BIAS_ON:
- dev_dbg(socdev->dev, "Setting full bias\n");
+ dev_dbg(codec->dev, "Setting full bias\n");
break;
case SND_SOC_BIAS_PREPARE:
- dev_dbg(socdev->dev, "Setting bias prepare\n");
+ dev_dbg(codec->dev, "Setting bias prepare\n");
break;
case SND_SOC_BIAS_STANDBY:
- dev_dbg(socdev->dev, "Setting standby bias\n");
+ dev_dbg(codec->dev, "Setting standby bias\n");
break;
case SND_SOC_BIAS_OFF:
- dev_dbg(socdev->dev, "Setting bias off\n");
+ dev_dbg(codec->dev, "Setting bias off\n");
break;
default:
- dev_err(socdev->dev, "Setting invalid bias %d\n", level);
+ dev_err(codec->dev, "Setting invalid bias %d\n", level);
return -EINVAL;
}
- if (card->set_bias_level)
+ if (card && card->set_bias_level)
ret = card->set_bias_level(card, level);
if (ret == 0) {
- if (codec->set_bias_level)
- ret = codec->set_bias_level(codec, level);
+ if (codec->driver->set_bias_level)
+ ret = codec->driver->set_bias_level(codec, level);
else
codec->bias_level = level;
}
path->kcontrol = snd_soc_cnew(&w->kcontrols[i], w,
path->long_name);
- ret = snd_ctl_add(codec->card, path->kcontrol);
+ ret = snd_ctl_add(codec->card->snd_card, path->kcontrol);
if (ret < 0) {
printk(KERN_ERR "asoc: failed to add dapm kcontrol %s: %d\n",
path->long_name,
}
kcontrol = snd_soc_cnew(&w->kcontrols[0], w, w->name);
- ret = snd_ctl_add(codec->card, kcontrol);
+ ret = snd_ctl_add(codec->card->snd_card, kcontrol);
if (ret < 0)
goto err;
*/
static int snd_soc_dapm_suspend_check(struct snd_soc_dapm_widget *widget)
{
- struct snd_soc_codec *codec = widget->codec;
+ int level = snd_power_get_state(widget->codec->card->snd_card);
- switch (snd_power_get_state(codec->card)) {
+ switch (level) {
case SNDRV_CTL_POWER_D3hot:
case SNDRV_CTL_POWER_D3cold:
if (widget->ignore_suspend)
*/
static int dapm_power_widgets(struct snd_soc_codec *codec, int event)
{
- struct snd_soc_device *socdev = codec->socdev;
+ struct snd_soc_card *card = codec->card;
struct snd_soc_dapm_widget *w;
LIST_HEAD(up_list);
LIST_HEAD(down_list);
}
if (sys_power && codec->bias_level == SND_SOC_BIAS_OFF) {
- ret = snd_soc_dapm_set_bias_level(socdev,
+ ret = snd_soc_dapm_set_bias_level(card, codec,
SND_SOC_BIAS_STANDBY);
if (ret != 0)
pr_err("Failed to turn on bias: %d\n", ret);
/* If we're changing to all on or all off then prepare */
if ((sys_power && codec->bias_level == SND_SOC_BIAS_STANDBY) ||
(!sys_power && codec->bias_level == SND_SOC_BIAS_ON)) {
- ret = snd_soc_dapm_set_bias_level(socdev,
- SND_SOC_BIAS_PREPARE);
+ ret = snd_soc_dapm_set_bias_level(card, codec, SND_SOC_BIAS_PREPARE);
if (ret != 0)
pr_err("Failed to prepare bias: %d\n", ret);
}
/* If we just powered the last thing off drop to standby bias */
if (codec->bias_level == SND_SOC_BIAS_PREPARE && !sys_power) {
- ret = snd_soc_dapm_set_bias_level(socdev,
- SND_SOC_BIAS_STANDBY);
+ ret = snd_soc_dapm_set_bias_level(card, codec, SND_SOC_BIAS_STANDBY);
if (ret != 0)
pr_err("Failed to apply standby bias: %d\n", ret);
}
/* If we're in standby and can support bias off then do that */
if (codec->bias_level == SND_SOC_BIAS_STANDBY &&
codec->idle_bias_off) {
- ret = snd_soc_dapm_set_bias_level(socdev, SND_SOC_BIAS_OFF);
+ ret = snd_soc_dapm_set_bias_level(card, codec, SND_SOC_BIAS_OFF);
if (ret != 0)
pr_err("Failed to turn off bias: %d\n", ret);
}
/* If we just powered up then move to active bias */
if (codec->bias_level == SND_SOC_BIAS_PREPARE && sys_power) {
- ret = snd_soc_dapm_set_bias_level(socdev,
- SND_SOC_BIAS_ON);
+ ret = snd_soc_dapm_set_bias_level(card, codec, SND_SOC_BIAS_ON);
if (ret != 0)
pr_err("Failed to apply active bias: %d\n", ret);
}
static const struct file_operations dapm_widget_power_fops = {
.open = dapm_widget_power_open_file,
.read = dapm_widget_power_read_file,
+ .llseek = default_llseek,
};
void snd_soc_dapm_debugfs_init(struct snd_soc_codec *codec)
static ssize_t dapm_widget_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct snd_soc_device *devdata = dev_get_drvdata(dev);
- struct snd_soc_codec *codec = devdata->card->codec;
+ struct snd_soc_pcm_runtime *rtd =
+ container_of(dev, struct snd_soc_pcm_runtime, dev);
+ struct snd_soc_codec *codec =rtd->codec;
struct snd_soc_dapm_widget *w;
int count = 0;
char *state = "not set";
*
* Returns 0 for success else error.
*/
-int snd_soc_dapm_stream_event(struct snd_soc_codec *codec,
- char *stream, int event)
+int snd_soc_dapm_stream_event(struct snd_soc_pcm_runtime *rtd,
+ const char *stream, int event)
{
+ struct snd_soc_codec *codec = rtd->codec;
struct snd_soc_dapm_widget *w;
if (stream == NULL)
/**
* snd_soc_dapm_free - free dapm resources
- * @socdev: SoC device
+ * @card: SoC device
*
* Free all dapm widgets and resources.
*/
-void snd_soc_dapm_free(struct snd_soc_device *socdev)
+void snd_soc_dapm_free(struct snd_soc_codec *codec)
{
- struct snd_soc_codec *codec = socdev->card->codec;
-
- snd_soc_dapm_sys_remove(socdev->dev);
+ snd_soc_dapm_sys_remove(codec->dev);
dapm_free_widgets(codec);
}
EXPORT_SYMBOL_GPL(snd_soc_dapm_free);
-/*
- * snd_soc_dapm_shutdown - callback for system shutdown
- */
-void snd_soc_dapm_shutdown(struct snd_soc_device *socdev)
+static void soc_dapm_shutdown_codec(struct snd_soc_codec *codec)
{
- struct snd_soc_codec *codec = socdev->card->codec;
struct snd_soc_dapm_widget *w;
LIST_HEAD(down_list);
int powerdown = 0;
* standby.
*/
if (powerdown) {
- snd_soc_dapm_set_bias_level(socdev, SND_SOC_BIAS_PREPARE);
+ snd_soc_dapm_set_bias_level(NULL, codec, SND_SOC_BIAS_PREPARE);
dapm_seq_run(codec, &down_list, 0, dapm_down_seq);
- snd_soc_dapm_set_bias_level(socdev, SND_SOC_BIAS_STANDBY);
+ snd_soc_dapm_set_bias_level(NULL, codec, SND_SOC_BIAS_STANDBY);
}
+}
+
+/*
+ * snd_soc_dapm_shutdown - callback for system shutdown
+ */
+void snd_soc_dapm_shutdown(struct snd_soc_card *card)
+{
+ struct snd_soc_codec *codec;
+
+ list_for_each_entry(codec, &card->codec_dev_list, list)
+ soc_dapm_shutdown_codec(codec);
- snd_soc_dapm_set_bias_level(socdev, SND_SOC_BIAS_OFF);
+ snd_soc_dapm_set_bias_level(card, codec, SND_SOC_BIAS_OFF);
}
/* Module information */
projects / cascardo / linux.git / blobdiff