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Commit 7f609a3c authored by Karthikeyan Mani's avatar Karthikeyan Mani Committed by Gerrit - the friendly Code Review server
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asoc: codecs: Add support for class ab low power modes 



Add codec enable and disable sequences for class ab
low power modes.

Change-Id: If5b54075985c2d4d1a24423c03e78bee119862bc
Signed-off-by: default avatarKarthikeyan Mani <kmani@codeaurora.org>
parent c63ec8cd

asoc/codecs/wcd-clsh.c

+9 −3
Original line number Diff line number Diff line
@@ -34,6 +34,10 @@ static const char *mode_to_str(int mode) 
		return WCD_CLSH_STRINGIFY(CLS_AB);

	case CLS_AB_HIFI:

		return WCD_CLSH_STRINGIFY(CLS_AB_HIFI);

	case CLS_AB_LP:

		return WCD_CLSH_STRINGIFY(CLS_AB_LP);

	case CLS_AB_LOHIFI:

		return WCD_CLSH_STRINGIFY(CLS_AB_LOHIFI);

	default:

		return WCD_CLSH_STRINGIFY(CLS_H_INVALID);

	};
@@ -107,7 +111,7 @@ static inline void wcd_clsh_set_buck_mode(struct snd_soc_component *component, 
					  int mode)

{

	if (mode == CLS_H_HIFI || mode == CLS_H_LOHIFI ||

	    mode == CLS_AB_HIFI)

	    mode == CLS_AB_HIFI || mode == CLS_AB_LOHIFI)

		snd_soc_component_update_bits(component,

				WCD9XXX_ANA_RX_SUPPLIES,

				0x08, 0x08); /* set to HIFI */
@@ -122,7 +126,7 @@ static inline void wcd_clsh_set_flyback_mode( 
				int mode)

{

	if (mode == CLS_H_HIFI || mode == CLS_H_LOHIFI ||

	    mode == CLS_AB_HIFI) {

	    mode == CLS_AB_HIFI || mode == CLS_AB_LOHIFI) {

		snd_soc_component_update_bits(component,

				WCD9XXX_ANA_RX_SUPPLIES,

				0x04, 0x04);
@@ -154,7 +158,7 @@ static inline void wcd_clsh_force_iq_ctl(struct snd_soc_component *component, 
		snd_soc_component_update_bits(component,

				WCD9XXX_CLASSH_MODE_2,

				0xFF, 0x1C);

		if (mode == CLS_H_LOHIFI) {

		if (mode == CLS_H_LOHIFI || mode == CLS_AB_LOHIFI) {

			snd_soc_component_update_bits(component,

					WCD9XXX_HPH_NEW_INT_PA_MISC2,

					0x20, 0x20);
@@ -258,6 +262,8 @@ static void wcd_clsh_set_hph_mode(struct snd_soc_component *component, 
		break;

	case CLS_H_LP:

	case CLS_H_LOHIFI:

	case CLS_AB_LP:

	case CLS_AB_LOHIFI:

		val = 0x04;

		break;

	default:

include/asoc/wcd-clsh.h

+3 −1
Original line number Diff line number Diff line 
/* SPDX-License-Identifier: GPL-2.0-only */

/*

 * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.

 * Copyright (c) 2015-2019, The Linux Foundation. All rights reserved.

 */



#ifndef _WCD_CLSH
@@ -62,6 +62,8 @@ enum { 
	CLS_H_LOHIFI, /* LoHIFI */

	CLS_H_ULP, /* Ultra Low power */

	CLS_AB_HIFI, /* Class-AB */

	CLS_AB_LP, /* Class-AB Low Power */

	CLS_AB_LOHIFI, /* Class-AB Low HIFI */

	CLS_NONE, /* None of the above modes */

};