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Diffstat (limited to 'sound/soc/codecs/wm8350.c')
-rw-r--r--sound/soc/codecs/wm8350.c103
1 files changed, 84 insertions, 19 deletions
diff --git a/sound/soc/codecs/wm8350.c b/sound/soc/codecs/wm8350.c
index 2e0772f9c456..8ae20208e7be 100644
--- a/sound/soc/codecs/wm8350.c
+++ b/sound/soc/codecs/wm8350.c
@@ -55,6 +55,7 @@ struct wm8350_output {
struct wm8350_jack_data {
struct snd_soc_jack *jack;
int report;
+ int short_report;
};
struct wm8350_data {
@@ -63,6 +64,7 @@ struct wm8350_data {
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;
@@ -94,7 +96,7 @@ static int wm8350_codec_write(struct snd_soc_codec *codec, unsigned int reg,
*/
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;
int left_complete = 0, right_complete = 0;
@@ -160,7 +162,7 @@ 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;
int left_complete = 0, right_complete = 0;
@@ -230,7 +232,7 @@ 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 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;
@@ -277,7 +279,7 @@ 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) {
@@ -322,7 +324,7 @@ 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 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;
@@ -365,7 +367,7 @@ 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 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 =
@@ -1107,7 +1109,7 @@ static int wm8350_set_fll(struct snd_soc_dai *codec_dai,
{
struct snd_soc_codec *codec = codec_dai->codec;
struct wm8350 *wm8350 = codec->control_data;
- struct wm8350_data *priv = codec->private_data;
+ struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec);
struct _fll_div fll_div;
int ret = 0;
u16 fll_1, fll_4;
@@ -1159,7 +1161,7 @@ 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_audio_platform_data *platform =
wm8350->codec.platform_data;
u16 pm1;
@@ -1335,9 +1337,6 @@ static int wm8350_resume(struct platform_device *pdev)
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;
}
@@ -1392,12 +1391,13 @@ static irqreturn_t wm8350_hp_jack_handler(int irq, void *data)
* @jack: jack to report detection events on
* @report: value to report
*
- * Enables the headphone jack detection of the WM8350.
+ * 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 wm8350_data *priv = codec->private_data;
+ struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec);
struct wm8350 *wm8350 = codec->control_data;
int irq;
int ena;
@@ -1421,8 +1421,12 @@ int wm8350_hp_jack_detect(struct snd_soc_codec *codec, enum wm8350_jack which,
return -EINVAL;
}
- wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA);
- wm8350_set_bits(wm8350, WM8350_JACK_DETECT, ena);
+ 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);
+ }
/* Sync status */
wm8350_hp_jack_handler(irq + wm8350->irq_base, priv);
@@ -1431,6 +1435,60 @@ int wm8350_hp_jack_detect(struct snd_soc_codec *codec, enum wm8350_jack which,
}
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->codec.control_data;
+ u16 reg;
+ int report = 0;
+
+ 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 = codec->control_data;
+
+ 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);
+
static struct snd_soc_codec *wm8350_codec;
static int wm8350_probe(struct platform_device *pdev)
@@ -1448,7 +1506,7 @@ static int wm8350_probe(struct platform_device *pdev)
socdev->card->codec = wm8350_codec;
codec = socdev->card->codec;
wm8350 = codec->control_data;
- priv = codec->private_data;
+ priv = snd_soc_codec_get_drvdata(codec);
/* Enable the codec */
wm8350_set_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA);
@@ -1494,6 +1552,10 @@ static int wm8350_probe(struct platform_device *pdev)
wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R,
wm8350_hp_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);
ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
if (ret < 0) {
@@ -1515,18 +1577,21 @@ static int wm8350_remove(struct platform_device *pdev)
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
struct wm8350 *wm8350 = codec->control_data;
- struct wm8350_data *priv = codec->private_data;
+ struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec);
int ret;
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;
/* cancel any work waiting to be queued. */
ret = cancel_delayed_work(&codec->delayed_work);
@@ -1631,7 +1696,7 @@ static __devinit int wm8350_codec_probe(struct platform_device *pdev)
codec->dai = &wm8350_dai;
codec->num_dai = 1;
codec->reg_cache_size = WM8350_MAX_REGISTER;
- codec->private_data = priv;
+ snd_soc_codec_set_drvdata(codec, priv);
codec->control_data = wm8350;
/* Put the codec into reset if it wasn't already */
@@ -1663,7 +1728,7 @@ static int __devexit wm8350_codec_remove(struct platform_device *pdev)
{
struct wm8350 *wm8350 = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = wm8350->codec.codec;
- struct wm8350_data *priv = codec->private_data;
+ struct wm8350_data *priv = snd_soc_codec_get_drvdata(codec);
snd_soc_unregister_dai(&wm8350_dai);
snd_soc_unregister_codec(codec);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-18 03:40:42 +0100