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Commit afe62367 authored by Mark Brown's avatar Mark Brown
Browse files

ASoC: dapm: Ignore isolated signal generators for power purposes 



A signal generator has no power control itself and so shouldn't cause a
power up of the device.

Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent fb644e9c

sound/soc/soc-dapm.c

+5 −1
Original line number Diff line number Diff line
@@ -1435,9 +1435,13 @@ static int dapm_power_widgets(struct snd_soc_dapm_context *dapm, int event) 
			/* Supplies and micbiases only bring the

			 * context up to STANDBY as unless something

			 * else is active and passing audio they

			 * generally don't require full power.

			 * generally don't require full power.  Signal

			 * generators are virtual pins and have no

			 * power impact themselves.

			 */

			switch (w->id) {

			case snd_soc_dapm_siggen:

				break;

			case snd_soc_dapm_supply:

			case snd_soc_dapm_regulator_supply:

			case snd_soc_dapm_micbias: