regulator: Remove max_uV from struct regulator_linear_range

linear ranges means each range has linear voltage settings.
So we can calculate max_uV for each linear range in regulator core rather than
set the max_uV field in drivers.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

drivers/regulator/88pm800.c

@@ -141,18 +141,16 @@ struct pm800_regulators {
 
 /* Ranges are sorted in ascending order. */
 static const struct regulator_linear_range buck1_volt_range[] = {
-	{ .min_uV = 600000, .max_uV = 1587500, .min_sel = 0, .max_sel = 0x4f,
-	  .uV_step = 12500 },
-	{ .min_uV = 1600000, .max_uV = 1800000, .min_sel = 0x50,
-	  .max_sel = 0x54, .uV_step = 50000 },
+	{ .min_uV = 600000, .min_sel = 0, .max_sel = 0x4f, .uV_step = 12500 },
+	{ .min_uV = 1600000, .min_sel = 0x50, .max_sel = 0x54,
+	  .uV_step = 50000 },
 };
 
 /* BUCK 2~5 have same ranges. */
 static const struct regulator_linear_range buck2_5_volt_range[] = {
-	{ .min_uV = 600000, .max_uV = 1587500,	.min_sel = 0, .max_sel = 0x4f,
-	  .uV_step = 12500 },
-	{ .min_uV = 1600000, .max_uV = 3300000, .min_sel = 0x50,
-	  .max_sel = 0x72, .uV_step = 50000 },
+	{ .min_uV = 600000, .min_sel = 0, .max_sel = 0x4f, .uV_step = 12500 },
+	{ .min_uV = 1600000, .min_sel = 0x50, .max_sel = 0x72,
+	  .uV_step = 50000 },
 };
 
 static const unsigned int ldo1_volt_table[] = {

drivers/regulator/as3711-regulator.c

@@ -117,26 +117,23 @@ static struct regulator_ops as3711_dldo_ops = {
 };
 
 static const struct regulator_linear_range as3711_sd_ranges[] = {
-	{ .min_uV = 612500, .max_uV = 1400000,
-	  .min_sel = 0x1, .max_sel = 0x40, .uV_step = 12500 },
-	{ .min_uV = 1425000, .max_uV = 2600000,
-	  .min_sel = 0x41, .max_sel = 0x70, .uV_step = 25000 },
-	{ .min_uV = 2650000, .max_uV = 3350000,
-	  .min_sel = 0x71, .max_sel = 0x7f, .uV_step = 50000 },
+	{ .min_uV = 612500, .min_sel = 0x1, .max_sel = 0x40, .uV_step = 12500 },
+	{ .min_uV = 1425000, .min_sel = 0x41, .max_sel = 0x70,
+	  .uV_step = 25000 },
+	{ .min_uV = 2650000, .min_sel = 0x71, .max_sel = 0x7f,
+	  .uV_step = 50000 },
 };
 
 static const struct regulator_linear_range as3711_aldo_ranges[] = {
-	{ .min_uV = 1200000, .max_uV = 1950000,
-	  .min_sel = 0, .max_sel = 0xf, .uV_step = 50000 },
-	{ .min_uV = 1800000, .max_uV = 3300000,
-	  .min_sel = 0x10, .max_sel = 0x1f, .uV_step = 100000 },
+	{ .min_uV = 1200000, .min_sel = 0, .max_sel = 0xf, .uV_step = 50000 },
+	{ .min_uV = 1800000, .min_sel = 0x10, .max_sel = 0x1f,
+	  .uV_step = 100000 },
 };
 
 static const struct regulator_linear_range as3711_dldo_ranges[] = {
-	{ .min_uV = 900000, .max_uV = 1700000,
-	  .min_sel = 0, .max_sel = 0x10, .uV_step = 50000 },
-	{ .min_uV = 1750000, .max_uV = 3300000,
-	  .min_sel = 0x20, .max_sel = 0x3f, .uV_step = 50000 },
+	{ .min_uV = 900000, .min_sel = 0, .max_sel = 0x10, .uV_step = 50000 },
+	{ .min_uV = 1750000, .min_sel = 0x20, .max_sel = 0x3f,
+	  .uV_step = 50000 },
 };
 
 #define AS3711_REG(_id, _en_reg, _en_bit, _vmask, _vshift, _min_uV, _max_uV, _sfx)	\

drivers/regulator/as3722-regulator.c

@@ -441,7 +441,6 @@ static struct regulator_ops as3722_ldo3_extcntrl_ops = {
 		.max_sel = _max_sel,					\
 		.uV_step = _step_uV,					\
 		.min_uV = _min_uV,					\
-		.max_uV = _min_uV + (_max_sel - _min_sel) * _step_uV,	\
 	}
 
 static const struct regulator_linear_range as3722_ldo_ranges[] = {

drivers/regulator/da903x.c

@@ -253,10 +253,8 @@ static int da9034_set_dvc_voltage_sel(struct regulator_dev *rdev,
 }
 
 static const struct regulator_linear_range da9034_ldo12_ranges[] = {
-	{ .min_uV = 1700000, .max_uV = 2050000, .min_sel =  0, .max_sel = 7,
-	  .uV_step =  50000 },
-	{ .min_uV = 2700000, .max_uV = 3050000, .min_sel =  8, .max_sel = 15,
-	  .uV_step =  50000 },
+	{ .min_uV = 1700000, .min_sel =  0, .max_sel = 7, .uV_step =  50000 },
+	{ .min_uV = 2700000, .min_sel =  8, .max_sel = 15, .uV_step =  50000 },
 };
 
 static struct regulator_ops da903x_regulator_ldo_ops = {

drivers/regulator/helpers.c

@@ -284,9 +284,13 @@ int regulator_map_voltage_linear_range(struct regulator_dev *rdev,
 	}
 
 	for (i = 0; i < rdev->desc->n_linear_ranges; i++) {
+		int linear_max_uV;
+
 		range = &rdev->desc->linear_ranges[i];
+		linear_max_uV = range->min_uV +
+			(range->max_sel - range->min_sel) * range->uV_step;
 
-		if (!(min_uV <= range->max_uV && max_uV >= range->min_uV))
+		if (!(min_uV <= linear_max_uV && max_uV >= range->min_uV))
 			continue;
 
 		if (min_uV <= range->min_uV)

drivers/regulator/tps65217-regulator.c

@@ -52,25 +52,17 @@ static const unsigned int LDO1_VSEL_table[] = {
 };
 
 static const struct regulator_linear_range tps65217_uv1_ranges[] = {
-	{ .min_uV = 900000, .max_uV = 1500000, .min_sel =  0, .max_sel = 24,
-	  .uV_step = 25000 },
-	{ .min_uV = 1550000, .max_uV = 1800000, .min_sel = 25, .max_sel = 30,
-	  .uV_step = 50000 },
-	{ .min_uV = 1850000, .max_uV = 2900000, .min_sel = 31, .max_sel = 52,
-	  .uV_step = 50000 },
-	{ .min_uV = 3000000, .max_uV = 3200000, .min_sel = 53, .max_sel = 55,
-	  .uV_step = 100000 },
-	{ .min_uV = 3300000, .max_uV = 3300000, .min_sel = 56, .max_sel = 62,
-	  .uV_step = 0 },
+	{ .min_uV = 900000, .min_sel =  0, .max_sel = 24, .uV_step = 25000 },
+	{ .min_uV = 1550000, .min_sel = 25, .max_sel = 30, .uV_step = 50000 },
+	{ .min_uV = 1850000, .min_sel = 31, .max_sel = 52, .uV_step = 50000 },
+	{ .min_uV = 3000000, .min_sel = 53, .max_sel = 55, .uV_step = 100000 },
+	{ .min_uV = 3300000, .min_sel = 56, .max_sel = 62, .uV_step = 0 },
 };
 
 static const struct regulator_linear_range tps65217_uv2_ranges[] = {
-	{ .min_uV = 1500000, .max_uV = 1900000, .min_sel =  0, .max_sel = 8,
-	  .uV_step = 50000 },
-	{ .min_uV = 2000000, .max_uV = 2400000, .min_sel = 9, .max_sel = 13,
-	  .uV_step = 100000 },
-	{ .min_uV = 2450000, .max_uV = 3300000, .min_sel = 14, .max_sel = 31,
-	  .uV_step = 50000 },
+	{ .min_uV = 1500000, .min_sel =  0, .max_sel = 8, .uV_step = 50000 },
+	{ .min_uV = 2000000, .min_sel = 9, .max_sel = 13, .uV_step = 100000 },
+	{ .min_uV = 2450000, .min_sel = 14, .max_sel = 31, .uV_step = 50000 },
 };
 
 static int tps65217_pmic_enable(struct regulator_dev *dev)

drivers/regulator/tps65912-regulator.c

@@ -119,12 +119,9 @@ struct tps65912_reg {
 };
 
 static const struct regulator_linear_range tps65912_ldo_ranges[] = {
-	{ .min_uV = 800000, .max_uV = 1600000, .min_sel =  0, .max_sel = 32,
-	  .uV_step = 25000 },
-	{ .min_uV = 1650000, .max_uV = 3000000, .min_sel = 33, .max_sel = 60,
-	  .uV_step = 50000 },
-	{ .min_uV = 3100000, .max_uV = 3300000, .min_sel = 61, .max_sel = 63,
-	  .uV_step = 100000 },
+	{ .min_uV = 800000, .min_sel =  0, .max_sel = 32, .uV_step = 25000 },
+	{ .min_uV = 1650000, .min_sel = 33, .max_sel = 60, .uV_step = 50000 },
+	{ .min_uV = 3100000, .min_sel = 61, .max_sel = 63, .uV_step = 100000 },
 };
 
 static int tps65912_get_range(struct tps65912_reg *pmic, int id)

drivers/regulator/wm831x-ldo.c

@@ -63,10 +63,8 @@ static irqreturn_t wm831x_ldo_uv_irq(int irq, void *data)
  */
 
 static const struct regulator_linear_range wm831x_gp_ldo_ranges[] = {
-	{ .min_uV =  900000, .max_uV = 1600000, .min_sel =  0, .max_sel = 14,
-	  .uV_step =  50000 },
-	{ .min_uV = 1700000, .max_uV = 3300000, .min_sel = 15, .max_sel = 31,
-	  .uV_step = 100000 },
+	{ .min_uV =  900000, .min_sel =  0, .max_sel = 14, .uV_step =  50000 },
+	{ .min_uV = 1700000, .min_sel = 15, .max_sel = 31, .uV_step = 100000 },
 };
 
 static int wm831x_gp_ldo_set_suspend_voltage(struct regulator_dev *rdev,
@@ -332,10 +330,8 @@ static struct platform_driver wm831x_gp_ldo_driver = {
  */
 
 static const struct regulator_linear_range wm831x_aldo_ranges[] = {
-	{ .min_uV = 1000000, .max_uV = 1600000, .min_sel =  0, .max_sel = 12,
-	  .uV_step =  50000 },
-	{ .min_uV = 1700000, .max_uV = 3500000, .min_sel = 13, .max_sel = 31,
-	  .uV_step = 100000 },
+	{ .min_uV = 1000000, .min_sel =  0, .max_sel = 12, .uV_step =  50000 },
+	{ .min_uV = 1700000, .min_sel = 13, .max_sel = 31, .uV_step = 100000 },
 };
 
 static int wm831x_aldo_set_suspend_voltage(struct regulator_dev *rdev,

drivers/regulator/wm8350-regulator.c

@@ -543,10 +543,8 @@ static int wm8350_dcdc_set_suspend_mode(struct regulator_dev *rdev,
 }
 
 static const struct regulator_linear_range wm8350_ldo_ranges[] = {
-	{ .min_uV =  900000, .max_uV = 1650000, .min_sel =  0, .max_sel = 15,
-	  .uV_step =  50000 },
-	{ .min_uV = 1800000, .max_uV = 3300000, .min_sel = 16, .max_sel = 31,
-	  .uV_step = 100000 },
+	{ .min_uV =  900000, .min_sel =  0, .max_sel = 15, .uV_step =  50000 },
+	{ .min_uV = 1800000, .min_sel = 16, .max_sel = 31, .uV_step = 100000 },
 };
 
 static int wm8350_ldo_set_suspend_voltage(struct regulator_dev *rdev, int uV)

drivers/regulator/wm8400-regulator.c

@@ -20,10 +20,8 @@
 #include <linux/mfd/wm8400-private.h>
 
 static const struct regulator_linear_range wm8400_ldo_ranges[] = {
-	{ .min_uV =  900000, .max_uV = 1600000, .min_sel = 0, .max_sel = 14,
-	  .uV_step =  50000 },
-	{ .min_uV = 1700000, .max_uV = 3300000, .min_sel = 15, .max_sel = 31,
-	  .uV_step = 100000 },
+	{ .min_uV =  900000, .min_sel = 0, .max_sel = 14, .uV_step =  50000 },
+	{ .min_uV = 1700000, .min_sel = 15, .max_sel = 31, .uV_step = 100000 },
 };
 
 static struct regulator_ops wm8400_ldo_ops = {

include/linux/regulator/driver.h

@@ -46,14 +46,12 @@ enum regulator_status {
  * regulator_list_linear_range().
  *
  * @min_uV:  Lowest voltage in range
- * @max_uV:  Highest voltage in range
  * @min_sel: Lowest selector for range
  * @max_sel: Highest selector for range
  * @uV_step: Step size
  */
 struct regulator_linear_range {
 	unsigned int min_uV;
-	unsigned int max_uV;
 	unsigned int min_sel;
 	unsigned int max_sel;
 	unsigned int uV_step;