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Commit 03ae3281 authored by Yeleswarapu Nagaradhesh's avatar Yeleswarapu Nagaradhesh
Browse files

ASoC: wcd: donot disable PDM clk on power down 



During MT call if pdm clock is disabled by power down sequence
of RX path,RX on headphones will not work.So donot disable the clock
during power down sequence of RX path.

CRs-Fixed: 641527
Change-Id: Id138d8179a895bbf2a5f4d445febf92ab42884e2
Signed-off-by: default avatarYeleswarapu Nagaradhesh <nagaradh@codeaurora.org>
parent 07ea034d

sound/soc/codecs/msm8x16-wcd.c

+2 −13
Original line number Diff line number Diff line
@@ -1486,6 +1486,8 @@ static int msm8x16_wcd_codec_enable_dig_clk(struct snd_soc_dapm_widget *w, 
			event, w->name);

	switch (event) {

	case SND_SOC_DAPM_PRE_PMU:

		if (w->shift == 2)

			snd_soc_update_bits(codec, w->reg, 0x80, 0x80);

		if (msm8x16_wcd->spk_boost_set) {

			snd_soc_update_bits(codec,

					MSM8X16_WCD_A_DIGITAL_CDC_DIG_CLK_CTL,
@@ -1503,8 +1505,6 @@ static int msm8x16_wcd_codec_enable_dig_clk(struct snd_soc_dapm_widget *w, 
					MSM8X16_WCD_A_ANALOG_CURRENT_LIMIT,

					0x03, 0x03);

		} else {

			if (w->shift == 2)

				snd_soc_update_bits(codec, w->reg, 0x80, 0x80);

			snd_soc_update_bits(codec, w->reg, 1<<w->shift,

					1<<w->shift);

		}
@@ -1527,8 +1527,6 @@ static int msm8x16_wcd_codec_enable_dig_clk(struct snd_soc_dapm_widget *w, 
					MSM8X16_WCD_A_ANALOG_PERPH_RESET_CTL3,

					0x07, 0x0);

		} else {

			if (w->shift == 2)

				snd_soc_update_bits(codec, w->reg, 0x80, 0x00);

			snd_soc_update_bits(codec, w->reg, 1<<w->shift, 0x00);

		}

		break;
@@ -1803,7 +1801,6 @@ static int msm8x16_wcd_codec_enable_interpolator(struct snd_soc_dapm_widget *w, 
						 int event)

{

	struct snd_soc_codec *codec = w->codec;

	struct msm8x16_wcd_priv *msm8x16_wcd = snd_soc_codec_get_drvdata(codec);



	dev_dbg(codec->dev, "%s %d %s\n", __func__, event, w->name);
@@ -1821,10 +1818,6 @@ static int msm8x16_wcd_codec_enable_interpolator(struct snd_soc_dapm_widget *w, 
				  snd_soc_read(codec,

				  rx_digital_gain_reg[w->shift])

				  );

		if (msm8x16_wcd->spk_boost_set)

			snd_soc_update_bits(codec,

					MSM8X16_WCD_A_DIGITAL_CDC_DIG_CLK_CTL,

					0x80, 0x80);

		break;

	case SND_SOC_DAPM_POST_PMD:

		snd_soc_update_bits(codec,
@@ -1833,10 +1826,6 @@ static int msm8x16_wcd_codec_enable_interpolator(struct snd_soc_dapm_widget *w, 
		snd_soc_update_bits(codec,

			MSM8X16_WCD_A_CDC_CLK_RX_RESET_CTL,

			1 << w->shift, 0x0);

		if (msm8x16_wcd->spk_boost_set)

			snd_soc_update_bits(codec,

					MSM8X16_WCD_A_DIGITAL_CDC_DIG_CLK_CTL,

					0x80, 0x00);

	}

	return 0;

}