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asoc: codecs: bolero: add compander soft reset event

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Add compander soft reset event that can be requested
from a slave codec to reset at power down to reduce
click and pop noise.

Change-Id: I2f6ff182e258e02979166b0e76b6a1d439b1cf87
Signed-off-by: Karthikeyan Mani <kmani@codeaurora.org>
This commit is contained in:
Karthikeyan Mani
2019-06-21 14:11:34 -07:00
parent 45d02bcf0b
commit c14c27a7c6
4 changed files with 24 additions and 1 deletions
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15
asoc/codecs/bolero/rx-macro.c
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@@ -1208,6 +1208,17 @@ static int rx_macro_event_handler(struct snd_soc_component *component,
snd_soc_component_update_bits(component, reg_mix,
0x10, val);
break;
case BOLERO_MACRO_EVT_RX_COMPANDER_SOFT_RST:
rx_idx = data >> 0x10;
if (rx_idx == INTERP_AUX)
goto done;
reg = BOLERO_CDC_RX_COMPANDER0_CTL0 +
(rx_idx * RX_MACRO_COMP_OFFSET);
snd_soc_component_update_bits(component, reg,
0x20, 0x20);
snd_soc_component_update_bits(component, reg,
0x20, 0x00);
break;
case BOLERO_MACRO_EVT_IMPED_TRUE:
rx_macro_wcd_clsh_imped_config(component, data, true);
break;
@@ -1251,6 +1262,7 @@ static int rx_macro_event_handler(struct snd_soc_component *component,
bolero_rsc_clk_reset(rx_dev, RX_CORE_CLK);
break;
}
done:
return ret;
}
@@ -2248,6 +2260,9 @@ static int rx_macro_enable_interp_clk(struct snd_soc_component *component,
rx_priv->main_clk_users[interp_idx]--;
if (rx_priv->main_clk_users[interp_idx] <= 0) {
rx_priv->main_clk_users[interp_idx] = 0;
/* Main path PGA mute enable */
snd_soc_component_update_bits(component, main_reg,
0x10, 0x10);
/* Clk Disable */
snd_soc_component_update_bits(component, dsm_reg,
0x01, 0x00);