ASoC: codecs: wcd939x: Unify define used for MIC bias VOUT registers

All four microphone bias registers have similar layout: VOUT control
mask is exactly the same.  Use one define, just like older driver
wcd938x is doing, to make the code a bit simpler.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://msgid.link/r/20240523125049.43713-1-krzysztof.kozlowski@linaro.orgSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/wcd939x.c

@@ -1933,7 +1933,6 @@ static int wcd939x_mbhc_micb_adjust_voltage(struct snd_soc_component *component,
 					    int req_volt, int micb_num)
 {
 	struct wcd939x_priv *wcd939x = snd_soc_component_get_drvdata(component);
-	unsigned int micb_vout_ctl_field;
 	unsigned int micb_reg, cur_vout_ctl, micb_en;
 	int req_vout_ctl;
 	int ret = 0;
@@ -1941,19 +1940,15 @@ static int wcd939x_mbhc_micb_adjust_voltage(struct snd_soc_component *component,
 	switch (micb_num) {
 	case MIC_BIAS_1:
 		micb_reg = WCD939X_ANA_MICB1;
-		micb_vout_ctl_field = WCD939X_MICB1_VOUT_CTL;
 		break;
 	case MIC_BIAS_2:
 		micb_reg = WCD939X_ANA_MICB2;
-		micb_vout_ctl_field = WCD939X_MICB2_VOUT_CTL;
 		break;
 	case MIC_BIAS_3:
 		micb_reg = WCD939X_ANA_MICB3;
-		micb_vout_ctl_field = WCD939X_MICB1_VOUT_CTL;
 		break;
 	case MIC_BIAS_4:
 		micb_reg = WCD939X_ANA_MICB4;
-		micb_vout_ctl_field = WCD939X_MICB2_VOUT_CTL;
 		break;
 	default:
 		return -EINVAL;
@@ -1971,7 +1966,7 @@ static int wcd939x_mbhc_micb_adjust_voltage(struct snd_soc_component *component,
 	micb_en = snd_soc_component_read_field(component, micb_reg,
 					       WCD939X_MICB_ENABLE);
 	cur_vout_ctl = snd_soc_component_read_field(component, micb_reg,
-						    micb_vout_ctl_field);
+						    WCD939X_MICB_VOUT_CTL);
 
 	req_vout_ctl = wcd939x_get_micb_vout_ctl_val(req_volt);
 	if (req_vout_ctl < 0) {
@@ -1994,7 +1989,7 @@ static int wcd939x_mbhc_micb_adjust_voltage(struct snd_soc_component *component,
 					      MICB_BIAS_PULL_DOWN);
 
 	snd_soc_component_write_field(component, micb_reg,
-				      micb_vout_ctl_field, req_vout_ctl);
+				      WCD939X_MICB_VOUT_CTL, req_vout_ctl);
 
 	if (micb_en == MICB_BIAS_ENABLE) {
 		snd_soc_component_write_field(component, micb_reg,
@@ -2912,13 +2907,13 @@ static int wcd939x_set_micbias_data(struct wcd939x_priv *wcd939x)
 		return -EINVAL;
 
 	regmap_update_bits(wcd939x->regmap, WCD939X_ANA_MICB1,
-			   WCD939X_MICB1_VOUT_CTL, vout_ctl_1);
+			   WCD939X_MICB_VOUT_CTL, vout_ctl_1);
 	regmap_update_bits(wcd939x->regmap, WCD939X_ANA_MICB2,
-			   WCD939X_MICB2_VOUT_CTL, vout_ctl_2);
+			   WCD939X_MICB_VOUT_CTL, vout_ctl_2);
 	regmap_update_bits(wcd939x->regmap, WCD939X_ANA_MICB3,
-			   WCD939X_MICB3_VOUT_CTL, vout_ctl_3);
+			   WCD939X_MICB_VOUT_CTL, vout_ctl_3);
 	regmap_update_bits(wcd939x->regmap, WCD939X_ANA_MICB4,
-			   WCD939X_MICB4_VOUT_CTL, vout_ctl_4);
+			   WCD939X_MICB_VOUT_CTL, vout_ctl_4);
 
 	return 0;
 }

sound/soc/codecs/wcd939x.h

@@ -92,9 +92,8 @@
 #define WCD939X_MBHC_BTN7_VTH	GENMASK(7, 2)
 #define WCD939X_ANA_MICB1				   (0x3022)
 #define WCD939X_MICB_ENABLE	GENMASK(7, 6)
-#define WCD939X_MICB1_VOUT_CTL	GENMASK(5, 0)
+#define WCD939X_MICB_VOUT_CTL	GENMASK(5, 0)
 #define WCD939X_ANA_MICB2				   (0x3023)
-#define WCD939X_MICB2_VOUT_CTL	GENMASK(5, 0)
 #define WCD939X_ANA_MICB2_RAMP				   (0x3024)
 #define WCD939X_MICB2_RAMP_RAMP_ENABLE	BIT(7)
 #define WCD939X_MICB2_RAMP_MB2_IN2P_SHORT_ENABLE	BIT(6)
@@ -102,9 +101,7 @@
 #define WCD939X_MICB2_RAMP_SHIFT_CTL	GENMASK(4, 2)
 #define WCD939X_MICB2_RAMP_USB_MGDET_MICB2_RAMP	GENMASK(1, 0)
 #define WCD939X_ANA_MICB3				   (0x3025)
-#define WCD939X_MICB3_VOUT_CTL	GENMASK(5, 0)
 #define WCD939X_ANA_MICB4				   (0x3026)
-#define WCD939X_MICB4_VOUT_CTL	GENMASK(5, 0)
 #define WCD939X_BIAS_CTL				   (0x3028)
 #define WCD939X_BIAS_VBG_FINE_ADJ			   (0x3029)
 #define WCD939X_LDOL_VDDCX_ADJUST			   (0x3040)