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Commit 8653f6dd authored by Phani Kumar Uppalapati's avatar Phani Kumar Uppalapati
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ASoC: wcd9335: Reset sample rate to default after playback 



Reset primary interpolator rate to default value after
44.1KHz native playback is completed. Otherwise it could
result into slimbus overflow when mixing path is used for
playback with different sample rate.

Change-Id: Iff4c63bf65c73cf643d58ad79467c92cf782cd53
Signed-off-by: default avatarPhani Kumar Uppalapati <phaniu@codeaurora.org>
parent 266cc964

sound/soc/codecs/wcd9335.c

+4 −2
Original line number Diff line number Diff line
@@ -4056,9 +4056,7 @@ static int tasha_enable_native_supply(struct snd_soc_dapm_widget *w, 
	if (w->shift < INTERP_HPHL || w->shift > INTERP_LO2)

		return -EINVAL;



	/* Adjust interpolator rate to 44P1_NATIVE */

	interp_reg = WCD9335_CDC_RX1_RX_PATH_CTL + 20 * (w->shift - 1);

	snd_soc_update_bits(codec, interp_reg, 0x0F, 0x09);



	mask = tasha_codec_get_native_fifo_sync_mask(codec, w->shift);

	if (!mask)
@@ -4066,6 +4064,8 @@ static int tasha_enable_native_supply(struct snd_soc_dapm_widget *w, 


	switch (event) {

	case SND_SOC_DAPM_PRE_PMU:

		/* Adjust interpolator rate to 44P1_NATIVE */

		snd_soc_update_bits(codec, interp_reg, 0x0F, 0x09);

		__tasha_cdc_native_clk_enable(tasha, true);

		snd_soc_update_bits(codec, WCD9335_DATA_HUB_NATIVE_FIFO_SYNC,

				    mask, mask);
@@ -4074,6 +4074,8 @@ static int tasha_enable_native_supply(struct snd_soc_dapm_widget *w, 
		snd_soc_update_bits(codec, WCD9335_DATA_HUB_NATIVE_FIFO_SYNC,

				    mask, 0x0);

		__tasha_cdc_native_clk_enable(tasha, false);

		/* Adjust interpolator rate to default */

		snd_soc_update_bits(codec, interp_reg, 0x0F, 0x04);

		break;

	}