ASoC: Remove glitch during amic record

Glitch is coming sometimes during amic record.
Correct sequence to resolve the glitch.

Change-Id: I3c062632229826f6fe32e2f1ea9e07381c21d902
Signed-off-by: Vatsal Bucha <[email protected]>

asoc/codecs/bolero/tx-macro.c

@@ -902,13 +902,14 @@ static int tx_macro_enable_dec(struct snd_soc_dapm_widget *w,
 	case SND_SOC_DAPM_POST_PMU:
 		snd_soc_component_update_bits(component,
 			tx_vol_ctl_reg, 0x20, 0x20);
-		snd_soc_component_update_bits(component,
-			hpf_gate_reg, 0x01, 0x00);
-		/*
-		 * Minimum 1 clk cycle delay is required as per HW spec
-		 */
-		usleep_range(1000, 1010);
-
+		if (!(is_amic_enabled(component, decimator) < BOLERO_ADC_MAX)) {
+			snd_soc_component_update_bits(component,
+				hpf_gate_reg, 0x01, 0x00);
+			/*
+		 	 * Minimum 1 clk cycle delay is required as per HW spec
+		 	 */
+			usleep_range(1000, 1010);
+		}
 		hpf_cut_off_freq = (
 			snd_soc_component_read32(component, dec_cfg_reg) &
 				TX_HPF_CUT_OFF_FREQ_MASK) >> 5;
@@ -937,15 +938,17 @@ static int tx_macro_enable_dec(struct snd_soc_dapm_widget *w,
 				&tx_priv->tx_hpf_work[decimator].dwork,
 				msecs_to_jiffies(hpf_delay));
 			snd_soc_component_update_bits(component,
-					hpf_gate_reg, 0x03, 0x03);
+					hpf_gate_reg, 0x03, 0x02);
+			if (!(is_amic_enabled(component, decimator)
+				< BOLERO_ADC_MAX))
+				snd_soc_component_update_bits(component,
+					hpf_gate_reg, 0x03, 0x00);
 			/*
 			 * Minimum 1 clk cycle delay is required as per HW spec
 			 */
 			usleep_range(1000, 1010);
 			snd_soc_component_update_bits(component,
-					hpf_gate_reg, 0x02, 0x00);
-			snd_soc_component_update_bits(component,
-					hpf_gate_reg, 0x01, 0x01);
+					hpf_gate_reg, 0x03, 0x01);
 			/*
 			 * 6ms delay is required as per HW spec
 			 */
@@ -1012,9 +1015,15 @@ static int tx_macro_enable_dec(struct snd_soc_dapm_widget *w,
 						component, dec_cfg_reg,
 						TX_HPF_CUT_OFF_FREQ_MASK,
 						hpf_cut_off_freq << 5);
-				snd_soc_component_update_bits(component,
-						hpf_gate_reg,
-						0x02, 0x02);
+				if (is_amic_enabled(component, decimator) < BOLERO_ADC_MAX)
+					snd_soc_component_update_bits(component,
+							hpf_gate_reg,
+							0x03, 0x02);
+				else
+					snd_soc_component_update_bits(component,
+							hpf_gate_reg,
+							0x03, 0x03);
+
 				/*
 				 * Minimum 1 clk cycle delay is required
 				 * as per HW spec
@@ -1022,7 +1031,7 @@ static int tx_macro_enable_dec(struct snd_soc_dapm_widget *w,
 				usleep_range(1000, 1010);
 				snd_soc_component_update_bits(component,
 						hpf_gate_reg,
-						0x02, 0x00);
+						0x03, 0x01);
 			}
 		}
 		cancel_delayed_work_sync(

asoc/codecs/bolero/va-macro.c

@@ -1074,13 +1074,14 @@ static int va_macro_enable_dec(struct snd_soc_dapm_widget *w,
 		/* Enable TX CLK */
 		snd_soc_component_update_bits(component,
 				tx_vol_ctl_reg, 0x20, 0x20);
-		snd_soc_component_update_bits(component,
+		if (!(is_amic_enabled(component, decimator) < BOLERO_ADC_MAX)) {
+			snd_soc_component_update_bits(component,
 				hpf_gate_reg, 0x01, 0x00);
-		/*
-		 * Minimum 1 clk cycle delay is required as per HW spec
-		 */
-		usleep_range(1000, 1010);
-
+			/*
+		 	 * Minimum 1 clk cycle delay is required as per HW spec
+		 	 */
+			usleep_range(1000, 1010);
+		}
 		hpf_cut_off_freq = (snd_soc_component_read32(
 					component, dec_cfg_reg) &
 				   TX_HPF_CUT_OFF_FREQ_MASK) >> 5;
@@ -1099,15 +1100,16 @@ static int va_macro_enable_dec(struct snd_soc_dapm_widget *w,
 				va_tx_unmute_delay = unmute_delay;
 		}
 		snd_soc_component_update_bits(component,
-				hpf_gate_reg, 0x03, 0x03);
+				hpf_gate_reg, 0x03, 0x02);
+		if (!(is_amic_enabled(component, decimator) < BOLERO_ADC_MAX))
+			snd_soc_component_update_bits(component,
+				hpf_gate_reg, 0x03, 0x00);
 		/*
 		 * Minimum 1 clk cycle delay is required as per HW spec
 		 */
 		usleep_range(1000, 1010);
 		snd_soc_component_update_bits(component,
-			hpf_gate_reg, 0x02, 0x00);
-		snd_soc_component_update_bits(component,
-			hpf_gate_reg, 0x01, 0x01);
+			hpf_gate_reg, 0x03, 0x01);
 		/*
 		 * 6ms delay is required as per HW spec
 		 */
@@ -1163,9 +1165,15 @@ static int va_macro_enable_dec(struct snd_soc_dapm_widget *w,
 						dec_cfg_reg,
 						TX_HPF_CUT_OFF_FREQ_MASK,
 						hpf_cut_off_freq << 5);
-				snd_soc_component_update_bits(component,
+				if (is_amic_enabled(component, decimator) <
+					BOLERO_ADC_MAX)
+					snd_soc_component_update_bits(component,
+						hpf_gate_reg,
+						0x03, 0x02);
+				else
+					snd_soc_component_update_bits(component,
 						hpf_gate_reg,
-						0x02, 0x02);
+						0x03, 0x03);
 				/*
 				 * Minimum 1 clk cycle delay is required
 				 * as per HW spec
@@ -1173,7 +1181,7 @@ static int va_macro_enable_dec(struct snd_soc_dapm_widget *w,
 				usleep_range(1000, 1010);
 				snd_soc_component_update_bits(component,
 						hpf_gate_reg,
-						0x02, 0x00);
+						0x03, 0x01);
 			}
 		}
 		cancel_delayed_work_sync(