Commit f06bce9c authored by Mark Brown's avatar Mark Brown
Browse files

ASoC: Allow disabling of WM835x jack detection 



If no report is specified then disable detection. Note that we don't
disable the slow clock, though the power consumption from it should
be negligable. That should be reference counted, ideally through DAPM.

Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: default avatarLiam Girdwood <lrg@slimlogic.co.uk>
parent 2f14430a

sound/soc/codecs/wm8350.c

+18 −6
Original line number Diff line number Diff line
@@ -1393,7 +1393,8 @@ 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)
@@ -1422,8 +1423,12 @@ int wm8350_hp_jack_detect(struct snd_soc_codec *codec, enum wm8350_jack which, 
		return -EINVAL;

	}



	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);
@@ -1459,7 +1464,8 @@ static irqreturn_t wm8350_mic_handler(int irq, void *data) 
 * @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.

 * 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,
@@ -1472,8 +1478,14 @@ int wm8350_mic_jack_detect(struct snd_soc_codec *codec, 
	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);

		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;

}

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