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ASoC: Fixes for v3.17

Browse source 
Another round of again fairly unexciting fixes - several driver fixes,
 an e-mail address change and a fix for error handling with DPCM.
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Merge tag 'asoc-v3.17-rc4' into asoc-linus

ASoC: Fixes for v3.17

Another round of again fairly unexciting fixes - several driver fixes,
an e-mail address change and a fix for error handling with DPCM.

# gpg: Signature made Wed 10 Sep 2014 12:26:54 BST using RSA key ID 5D5487D0
# gpg: Good signature from "Mark Brown <broonie@sirena.org.uk>"
# gpg:                 aka "Mark Brown <broonie@debian.org>"
# gpg:                 aka "Mark Brown <broonie@kernel.org>"
# gpg:                 aka "Mark Brown <broonie@tardis.ed.ac.uk>"
# gpg:                 aka "Mark Brown <broonie@linaro.org>"
# gpg:                 aka "Mark Brown <Mark.Brown@linaro.org>"
This commit is contained in:
Mark Brown 2014-10-06 12:48:44 +01:00
commit fd7aff54ff
2 changed files with 112 additions and 2 deletions
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111
sound/soc/codecs/max98090.c
View file

@ -1972,6 +1972,102 @@ static int max98090_dai_digital_mute(struct snd_soc_dai *codec_dai, int mute)
return 0;
}
static int max98090_dai_trigger(struct snd_pcm_substream *substream, int cmd,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
if (!max98090->master && dai->active == 1)
queue_delayed_work(system_power_efficient_wq,
&max98090->pll_det_enable_work,
msecs_to_jiffies(10));
break;
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
if (!max98090->master && dai->active == 1)
schedule_work(&max98090->pll_det_disable_work);
break;
default:
break;
}
return 0;
}
static void max98090_pll_det_enable_work(struct work_struct *work)
{
struct max98090_priv *max98090 =
container_of(work, struct max98090_priv,
pll_det_enable_work.work);
struct snd_soc_codec *codec = max98090->codec;
unsigned int status, mask;
/*
* Clear status register in order to clear possibly already occurred
* PLL unlock. If PLL hasn't still locked, the status will be set
* again and PLL unlock interrupt will occur.
* Note this will clear all status bits
*/
regmap_read(max98090->regmap, M98090_REG_DEVICE_STATUS, &status);
/*
* Queue jack work in case jack state has just changed but handler
* hasn't run yet
*/
regmap_read(max98090->regmap, M98090_REG_INTERRUPT_S, &mask);
status &= mask;
if (status & M98090_JDET_MASK)
queue_delayed_work(system_power_efficient_wq,
&max98090->jack_work,
msecs_to_jiffies(100));
/* Enable PLL unlock interrupt */
snd_soc_update_bits(codec, M98090_REG_INTERRUPT_S,
M98090_IULK_MASK,
1 << M98090_IULK_SHIFT);
}
static void max98090_pll_det_disable_work(struct work_struct *work)
{
struct max98090_priv *max98090 =
container_of(work, struct max98090_priv, pll_det_disable_work);
struct snd_soc_codec *codec = max98090->codec;
cancel_delayed_work_sync(&max98090->pll_det_enable_work);
/* Disable PLL unlock interrupt */
snd_soc_update_bits(codec, M98090_REG_INTERRUPT_S,
M98090_IULK_MASK, 0);
}
static void max98090_pll_work(struct work_struct *work)
{
struct max98090_priv *max98090 =
container_of(work, struct max98090_priv, pll_work);
struct snd_soc_codec *codec = max98090->codec;
if (!snd_soc_codec_is_active(codec))
return;
dev_info(codec->dev, "PLL unlocked\n");
/* Toggle shutdown OFF then ON */
snd_soc_update_bits(codec, M98090_REG_DEVICE_SHUTDOWN,
M98090_SHDNN_MASK, 0);
msleep(10);
snd_soc_update_bits(codec, M98090_REG_DEVICE_SHUTDOWN,
M98090_SHDNN_MASK, M98090_SHDNN_MASK);
/* Give PLL time to lock */
msleep(10);
}
static void max98090_jack_work(struct work_struct *work)
{
struct max98090_priv *max98090 = container_of(work,
@ -2103,8 +2199,10 @@ static irqreturn_t max98090_interrupt(int irq, void *data)
if (active & M98090_SLD_MASK)
dev_dbg(codec->dev, "M98090_SLD_MASK\n");
if (active & M98090_ULK_MASK)
dev_err(codec->dev, "M98090_ULK_MASK\n");
if (active & M98090_ULK_MASK) {
dev_dbg(codec->dev, "M98090_ULK_MASK\n");
schedule_work(&max98090->pll_work);
}
if (active & M98090_JDET_MASK) {
dev_dbg(codec->dev, "M98090_JDET_MASK\n");
@ -2177,6 +2275,7 @@ static struct snd_soc_dai_ops max98090_dai_ops = {
.set_tdm_slot = max98090_set_tdm_slot,
.hw_params = max98090_dai_hw_params,
.digital_mute = max98090_dai_digital_mute,
.trigger = max98090_dai_trigger,
};
static struct snd_soc_dai_driver max98090_dai[] = {
@ -2258,6 +2357,11 @@ static int max98090_probe(struct snd_soc_codec *codec)
max98090->jack_state = M98090_JACK_STATE_NO_HEADSET;
INIT_DELAYED_WORK(&max98090->jack_work, max98090_jack_work);
INIT_DELAYED_WORK(&max98090->pll_det_enable_work,
max98090_pll_det_enable_work);
INIT_WORK(&max98090->pll_det_disable_work,
max98090_pll_det_disable_work);
INIT_WORK(&max98090->pll_work, max98090_pll_work);
/* Enable jack detection */
snd_soc_write(codec, M98090_REG_JACK_DETECT,
@ -2310,6 +2414,9 @@ static int max98090_remove(struct snd_soc_codec *codec)
struct max98090_priv *max98090 = snd_soc_codec_get_drvdata(codec);
cancel_delayed_work_sync(&max98090->jack_work);
cancel_delayed_work_sync(&max98090->pll_det_enable_work);
cancel_work_sync(&max98090->pll_det_disable_work);
cancel_work_sync(&max98090->pll_work);
return 0;
}

3
sound/soc/codecs/max98090.h
View file

@ -1532,6 +1532,9 @@ struct max98090_priv {
int irq;
int jack_state;
struct delayed_work jack_work;
struct delayed_work pll_det_enable_work;
struct work_struct pll_det_disable_work;
struct work_struct pll_work;
struct snd_soc_jack *jack;
unsigned int dai_fmt;
int tdm_slots;