staging: iio: isl29028: Prefix #defines

and drop unused PROX_DRIVE
Signed-off-by: Peter Meerwald-Stadler <pmeerw@pmeerw.net>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

drivers/staging/iio/light/isl29028.c

@@ -27,29 +27,27 @@
 #include <linux/iio/iio.h>
 #include <linux/iio/sysfs.h>
 
-#define CONVERSION_TIME_MS		100
+#define ISL29028_CONV_TIME_MS		100
 
 #define ISL29028_REG_CONFIGURE		0x01
 
-#define CONFIGURE_ALS_IR_MODE_ALS	0
-#define CONFIGURE_ALS_IR_MODE_IR	BIT(0)
-#define CONFIGURE_ALS_IR_MODE_MASK	BIT(0)
+#define ISL29028_CONF_ALS_IR_MODE_ALS	0
+#define ISL29028_CONF_ALS_IR_MODE_IR	BIT(0)
+#define ISL29028_CONF_ALS_IR_MODE_MASK	BIT(0)
 
-#define CONFIGURE_ALS_RANGE_LOW_LUX	0
-#define CONFIGURE_ALS_RANGE_HIGH_LUX	BIT(1)
-#define CONFIGURE_ALS_RANGE_MASK	BIT(1)
+#define ISL29028_CONF_ALS_RANGE_LOW_LUX	0
+#define ISL29028_CONF_ALS_RANGE_HIGH_LUX	BIT(1)
+#define ISL29028_CONF_ALS_RANGE_MASK	BIT(1)
 
-#define CONFIGURE_ALS_DIS		0
-#define CONFIGURE_ALS_EN		BIT(2)
-#define CONFIGURE_ALS_EN_MASK		BIT(2)
+#define ISL29028_CONF_ALS_DIS		0
+#define ISL29028_CONF_ALS_EN		BIT(2)
+#define ISL29028_CONF_ALS_EN_MASK	BIT(2)
 
-#define CONFIGURE_PROX_DRIVE		BIT(3)
+#define ISL29028_CONF_PROX_SLP_SH	4
+#define ISL29028_CONF_PROX_SLP_MASK	(7 << ISL29028_CONF_PROX_SLP_SH)
 
-#define CONFIGURE_PROX_SLP_SH		4
-#define CONFIGURE_PROX_SLP_MASK		(7 << CONFIGURE_PROX_SLP_SH)
-
-#define CONFIGURE_PROX_EN		BIT(7)
-#define CONFIGURE_PROX_EN_MASK		BIT(7)
+#define ISL29028_CONF_PROX_EN		BIT(7)
+#define ISL29028_CONF_PROX_EN_MASK	BIT(7)
 
 #define ISL29028_REG_INTERRUPT		0x02
 
@@ -91,7 +89,8 @@ static int isl29028_set_proxim_sampling(struct isl29028_chip *chip,
 			break;
 	}
 	return regmap_update_bits(chip->regmap, ISL29028_REG_CONFIGURE,
-			CONFIGURE_PROX_SLP_MASK, sel << CONFIGURE_PROX_SLP_SH);
+				  ISL29028_CONF_PROX_SLP_MASK,
+				  sel << ISL29028_CONF_PROX_SLP_SH);
 }
 
 static int isl29028_enable_proximity(struct isl29028_chip *chip, bool enable)
@@ -100,9 +99,9 @@ static int isl29028_enable_proximity(struct isl29028_chip *chip, bool enable)
 	int val = 0;
 
 	if (enable)
-		val = CONFIGURE_PROX_EN;
+		val = ISL29028_CONF_PROX_EN;
 	ret = regmap_update_bits(chip->regmap, ISL29028_REG_CONFIGURE,
-				 CONFIGURE_PROX_EN_MASK, val);
+				 ISL29028_CONF_PROX_EN_MASK, val);
 	if (ret < 0)
 		return ret;
 
@@ -113,11 +112,11 @@ static int isl29028_enable_proximity(struct isl29028_chip *chip, bool enable)
 
 static int isl29028_set_als_scale(struct isl29028_chip *chip, int lux_scale)
 {
-	int val = (lux_scale == 2000) ? CONFIGURE_ALS_RANGE_HIGH_LUX :
-					CONFIGURE_ALS_RANGE_LOW_LUX;
+	int val = (lux_scale == 2000) ? ISL29028_CONF_ALS_RANGE_HIGH_LUX :
+					ISL29028_CONF_ALS_RANGE_LOW_LUX;
 
 	return regmap_update_bits(chip->regmap, ISL29028_REG_CONFIGURE,
-		CONFIGURE_ALS_RANGE_MASK, val);
+		ISL29028_CONF_ALS_RANGE_MASK, val);
 }
 
 static int isl29028_set_als_ir_mode(struct isl29028_chip *chip,
@@ -128,25 +127,25 @@ static int isl29028_set_als_ir_mode(struct isl29028_chip *chip,
 	switch (mode) {
 	case MODE_ALS:
 		ret = regmap_update_bits(chip->regmap, ISL29028_REG_CONFIGURE,
-					 CONFIGURE_ALS_IR_MODE_MASK,
-					 CONFIGURE_ALS_IR_MODE_ALS);
+					 ISL29028_CONF_ALS_IR_MODE_MASK,
+					 ISL29028_CONF_ALS_IR_MODE_ALS);
 		if (ret < 0)
 			return ret;
 
 		ret = regmap_update_bits(chip->regmap, ISL29028_REG_CONFIGURE,
-					 CONFIGURE_ALS_RANGE_MASK,
-					 CONFIGURE_ALS_RANGE_HIGH_LUX);
+					 ISL29028_CONF_ALS_RANGE_MASK,
+					 ISL29028_CONF_ALS_RANGE_HIGH_LUX);
 		break;
 
 	case MODE_IR:
 		ret = regmap_update_bits(chip->regmap, ISL29028_REG_CONFIGURE,
-					 CONFIGURE_ALS_IR_MODE_MASK,
-					 CONFIGURE_ALS_IR_MODE_IR);
+					 ISL29028_CONF_ALS_IR_MODE_MASK,
+					 ISL29028_CONF_ALS_IR_MODE_IR);
 		break;
 
 	case MODE_NONE:
 		return regmap_update_bits(chip->regmap, ISL29028_REG_CONFIGURE,
-			CONFIGURE_ALS_EN_MASK, CONFIGURE_ALS_DIS);
+			ISL29028_CONF_ALS_EN_MASK, ISL29028_CONF_ALS_DIS);
 	}
 
 	if (ret < 0)
@@ -154,12 +153,13 @@ static int isl29028_set_als_ir_mode(struct isl29028_chip *chip,
 
 	/* Enable the ALS/IR */
 	ret = regmap_update_bits(chip->regmap, ISL29028_REG_CONFIGURE,
-				 CONFIGURE_ALS_EN_MASK, CONFIGURE_ALS_EN);
+				 ISL29028_CONF_ALS_EN_MASK,
+				 ISL29028_CONF_ALS_EN);
 	if (ret < 0)
 		return ret;
 
 	/* Need to wait for conversion time if ALS/IR mode enabled */
-	mdelay(CONVERSION_TIME_MS);
+	mdelay(ISL29028_CONV_TIME_MS);
 	return 0;
 }