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Commit 0a95e221 authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
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Merge "ASoC: wcd9xxx: Avoid micbias glitches during audio playback"

parents 07df734f 05f83b68

sound/soc/codecs/wcd9xxx-mbhc.c

+10 −0
Original line number Diff line number Diff line
@@ -323,6 +323,11 @@ static bool __wcd9xxx_switch_micbias(struct wcd9xxx_mbhc *mbhc, 
			   0x04;

		if (!override)

			wcd9xxx_turn_onoff_override(mbhc, true);



		snd_soc_update_bits(codec, WCD9XXX_A_MAD_ANA_CTRL,

				    0x10, 0x00);

		snd_soc_update_bits(codec, WCD9XXX_A_LDO_H_MODE_1,

				    0x20, 0x00);

		/* Adjust threshold if Mic Bias voltage changes */

		if (d->micb_mv != VDDIO_MICBIAS_MV) {

			cfilt_k_val = __wcd9xxx_resmgr_get_k_val(mbhc,
@@ -384,6 +389,11 @@ static bool __wcd9xxx_switch_micbias(struct wcd9xxx_mbhc *mbhc, 
		if ((!checkpolling || mbhc->polling_active) &&

		    restartpolling)

			wcd9xxx_pause_hs_polling(mbhc);



			snd_soc_update_bits(codec, WCD9XXX_A_MAD_ANA_CTRL,

					    0x10, 0x10);

			snd_soc_update_bits(codec, WCD9XXX_A_LDO_H_MODE_1,

					    0x20, 0x20);

		/* Reprogram thresholds */

		if (d->micb_mv != VDDIO_MICBIAS_MV) {

			cfilt_k_val =