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Commit 7926ea78 authored by Vatsal Bucha's avatar Vatsal Bucha
Browse files

ASoC: sdm660: Make vneg_out voltage as high and add check for impedance det 



Impedance headset needs higher voltage to avoid noise.
With low voltage there is THD issue on headset.
Also skip wcd_imped_config at power down
to avoid unnecessary impedance calculation.

CRs-Fixed: 2215816
Change-Id: I55258642f8c7c287dc62f854d4caac787550fbe4
Signed-off-by: default avatarVatsal Bucha <vbucha@codeaurora.org>
parent 432ca744

sound/soc/codecs/sdm660_cdc/msm-analog-cdc.c

+7 −3
Original line number Diff line number Diff line 
/* Copyright (c) 2015-2017, The Linux Foundation. All rights reserved.

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

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and
@@ -2796,7 +2796,7 @@ static void wcd_imped_config(struct snd_soc_codec *codec, 
					0x20, 0x00);

				snd_soc_update_bits(codec,

					MSM89XX_PMIC_ANALOG_NCP_VCTRL,

					0x07, 0x04);

					0x07, 0x07);

			}

			break;

		}
@@ -2865,7 +2865,11 @@ static int msm_anlg_cdc_hphl_dac_event(struct snd_soc_dapm_widget *w, 
			MSM89XX_PMIC_ANALOG_RX_HPH_L_PA_DAC_CTL, 0x02, 0x00);

		break;

	case SND_SOC_DAPM_POST_PMD:

		if (!ret)

			wcd_imped_config(codec, impedl, false);

		else

			dev_dbg(codec->dev, "Failed to get mbhc impedance %d\n",

				ret);

		snd_soc_update_bits(codec,

			MSM89XX_PMIC_DIGITAL_CDC_ANA_CLK_CTL, 0x02, 0x00);

		snd_soc_update_bits(codec,