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Commit e172b9e6 authored by Mark Brown's avatar Mark Brown
Browse files

Merge branch 'fix/max98090' of... 

Merge branch 'fix/max98090' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into asoc-intel
parents 0121327c f69e3caa

sound/soc/codecs/max98090.c

+111 −4
Original line number Diff line number Diff line
@@ -1311,8 +1311,6 @@ static const struct snd_soc_dapm_route max98090_dapm_routes[] = { 
	{"MIC1 Input", NULL, "MIC1"},

	{"MIC2 Input", NULL, "MIC2"},



	{"DMICL", NULL, "DMICL_ENA"},

	{"DMICR", NULL, "DMICR_ENA"},

	{"DMICL", NULL, "AHPF"},

	{"DMICR", NULL, "AHPF"},
@@ -1370,6 +1368,8 @@ static const struct snd_soc_dapm_route max98090_dapm_routes[] = { 
	{"DMIC Mux", "ADC", "ADCR"},

	{"DMIC Mux", "DMIC", "DMICL"},

	{"DMIC Mux", "DMIC", "DMICR"},

	{"DMIC Mux", "DMIC", "DMICL_ENA"},

	{"DMIC Mux", "DMIC", "DMICR_ENA"},



	{"LBENL Mux", "Normal", "DMIC Mux"},

	{"LBENL Mux", "Loopback", "LTENL Mux"},
@@ -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;

}

sound/soc/codecs/max98090.h

+3 −0
Original line number Diff line number Diff line
@@ -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;