#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>
struct wm8350_jack_data {
struct snd_soc_jack *jack;
int report;
+ int short_report;
};
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;
};
static unsigned int wm8350_codec_cache_read(struct snd_soc_codec *codec,
*/
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;
*/
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;
{
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;
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) {
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;
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 =
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" };
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),
0, 255, 0, 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_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_WM8350_DOUBLE_R_TLV("Capture PCM Volume",
WM8350_ADC_DIGITAL_VOLUME_L,
WM8350_ADC_DIGITAL_VOLUME_R,
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 */
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 */
/* 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[] = {
return ret;
}
- return snd_soc_dapm_new_widgets(codec);
+ return 0;
}
static int wm8350_set_dai_sysclk(struct snd_soc_dai *codec_dai,
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;
* 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)
+ if (!master || cmd != SNDRV_PCM_TRIGGER_START)
return 0;
if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
struct snd_soc_dai *codec_dai)
{
struct snd_soc_codec *codec = codec_dai->codec;
+ struct wm8350 *wm8350 = codec->control_data;
u16 iface = wm8350_codec_read(codec, WM8350_AI_FORMATING) &
~WM8350_AIF_WL_MASK;
}
wm8350_codec_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_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 _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);
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);
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;
}
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;
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 void wm8350_hp_jack_handler(struct wm8350 *wm8350, int irq, void *data)
+static irqreturn_t wm8350_hp_jack_handler(int irq, void *data)
{
struct wm8350_data *priv = data;
+ struct wm8350 *wm8350 = priv->codec.control_data;
u16 reg;
int report;
int mask;
struct wm8350_jack_data *jack = NULL;
- switch (irq) {
+ switch (irq - wm8350->irq_base) {
case WM8350_IRQ_CODEC_JCK_DET_L:
jack = &priv->hpl;
mask = WM8350_JACK_L_LVL;
if (!jack->jack) {
dev_warn(wm8350->dev, "Jack interrupt called with no jack\n");
- return;
+ return IRQ_NONE;
}
/* Debounce */
report = 0;
snd_soc_jack_report(jack->jack, report, jack->report);
+
+ return IRQ_HANDLED;
}
/**
* @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;
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(wm8350, irq, priv);
-
- wm8350_unmask_irq(wm8350, irq);
+ wm8350_hp_jack_handler(irq + wm8350->irq_base, priv);
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->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)
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);
wm8350_set_bits(wm8350, WM8350_ROUT2_VOLUME,
WM8350_OUT2_VU | WM8350_OUT2R_MUTE);
- wm8350_mask_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L);
- wm8350_mask_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R);
+ /* 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_hp_jack_handler, priv);
+ wm8350_hp_jack_handler, 0, "Left jack detect",
+ priv);
wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R,
- wm8350_hp_jack_handler, priv);
+ 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) {
wm8350_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- ret = snd_soc_init_card(socdev);
- if (ret < 0) {
- dev_err(&pdev->dev, "failed to register card\n");
- goto card_err;
- }
-
return 0;
-
-card_err:
- snd_soc_free_pcms(socdev);
- snd_soc_dapm_free(socdev);
- return ret;
}
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_mask_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L);
- wm8350_mask_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R);
- wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L);
- wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R);
+ 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);
SNDRV_PCM_FMTBIT_S20_3LE |\
SNDRV_PCM_FMTBIT_S24_LE)
+static struct snd_soc_dai_ops wm8350_dai_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,
+};
+
struct snd_soc_dai wm8350_dai = {
.name = "WM8350",
.playback = {
.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,
- },
+ .ops = &wm8350_dai_ops,
};
EXPORT_SYMBOL_GPL(wm8350_dai);
};
EXPORT_SYMBOL_GPL(soc_codec_dev_wm8350);
-static int wm8350_codec_probe(struct platform_device *pdev)
+static __devinit int wm8350_codec_probe(struct platform_device *pdev)
{
struct wm8350 *wm8350 = platform_get_drvdata(pdev);
struct wm8350_data *priv;
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 */
{
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);