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Message-ID: <1331942914.6622.3.camel@phoenix>
Date: Sat, 17 Mar 2012 08:08:34 +0800
From: Axel Lin <axel.lin@...il.com>
To: linux-kernel@...r.kernel.org
Cc: Lars-Peter Clausen <lars@...afoo.de>, Liam Girdwood <lrg@...com>,
Mark Brown <broonie@...nsource.wolfsonmicro.com>
Subject: [PATCH v2 2/2] regulator: Convert pcf50633 to get_voltage_sel
Convert pcf50633 to get_voltage_sel and then we can remove
pcf50633_regulator_voltage_value function and move its implementation
to pcf50633_regulator_list_voltage.
Signed-off-by: Axel Lin <axel.lin@...il.com>
---
drivers/regulator/pcf50633-regulator.c | 65 ++++++++++++++-----------------
1 files changed, 29 insertions(+), 36 deletions(-)
diff --git a/drivers/regulator/pcf50633-regulator.c b/drivers/regulator/pcf50633-regulator.c
index 9ef7dff..b02cbb9 100644
--- a/drivers/regulator/pcf50633-regulator.c
+++ b/drivers/regulator/pcf50633-regulator.c
@@ -151,23 +151,43 @@ static int pcf50633_regulator_set_voltage(struct regulator_dev *rdev,
return pcf50633_reg_write(pcf, regnr, volt_bits);
}
-static int pcf50633_regulator_voltage_value(enum pcf50633_regulator_id id,
- u8 bits)
+static int pcf50633_regulator_get_voltage_sel(struct regulator_dev *rdev)
{
+ struct pcf50633 *pcf;
+ int regulator_id;
+ u8 volt_bits, regnr;
+
+ pcf = rdev_get_drvdata(rdev);
+
+ regulator_id = rdev_get_id(rdev);
+ if (regulator_id >= PCF50633_NUM_REGULATORS)
+ return -EINVAL;
+
+ regnr = pcf50633_regulator_registers[regulator_id];
+
+ volt_bits = pcf50633_reg_read(pcf, regnr);
+
+ return volt_bits;
+}
+
+static int pcf50633_regulator_list_voltage(struct regulator_dev *rdev,
+ unsigned int index)
+{
+ int regulator_id = rdev_get_id(rdev);
int millivolts;
- switch (id) {
+ switch (regulator_id) {
case PCF50633_REGULATOR_AUTO:
/* AUTOOUT: 00000000 to 00101110 are reserved */
- if (bits < 0x2f)
+ if (index < 0x2f)
return 0;
- millivolts = auto_voltage_value(bits);
+ millivolts = auto_voltage_value(index);
break;
case PCF50633_REGULATOR_DOWN1:
- millivolts = down_voltage_value(bits);
+ millivolts = down_voltage_value(index);
break;
case PCF50633_REGULATOR_DOWN2:
- millivolts = down_voltage_value(bits);
+ millivolts = down_voltage_value(index);
break;
case PCF50633_REGULATOR_LDO1:
case PCF50633_REGULATOR_LDO2:
@@ -177,7 +197,7 @@ static int pcf50633_regulator_voltage_value(enum pcf50633_regulator_id id,
case PCF50633_REGULATOR_LDO6:
case PCF50633_REGULATOR_HCLDO:
case PCF50633_REGULATOR_MEMLDO:
- millivolts = ldo_voltage_value(bits);
+ millivolts = ldo_voltage_value(index);
break;
default:
return -EINVAL;
@@ -186,33 +206,6 @@ static int pcf50633_regulator_voltage_value(enum pcf50633_regulator_id id,
return millivolts * 1000;
}
-static int pcf50633_regulator_get_voltage(struct regulator_dev *rdev)
-{
- struct pcf50633 *pcf;
- int regulator_id;
- u8 volt_bits, regnr;
-
- pcf = rdev_get_drvdata(rdev);
-
- regulator_id = rdev_get_id(rdev);
- if (regulator_id >= PCF50633_NUM_REGULATORS)
- return -EINVAL;
-
- regnr = pcf50633_regulator_registers[regulator_id];
-
- volt_bits = pcf50633_reg_read(pcf, regnr);
-
- return pcf50633_regulator_voltage_value(regulator_id, volt_bits);
-}
-
-static int pcf50633_regulator_list_voltage(struct regulator_dev *rdev,
- unsigned int index)
-{
- int regulator_id = rdev_get_id(rdev);
-
- return pcf50633_regulator_voltage_value(regulator_id, index);
-}
-
static int pcf50633_regulator_enable(struct regulator_dev *rdev)
{
struct pcf50633 *pcf = rdev_get_drvdata(rdev);
@@ -265,7 +258,7 @@ static int pcf50633_regulator_is_enabled(struct regulator_dev *rdev)
static struct regulator_ops pcf50633_regulator_ops = {
.set_voltage = pcf50633_regulator_set_voltage,
- .get_voltage = pcf50633_regulator_get_voltage,
+ .get_voltage_sel = pcf50633_regulator_get_voltage_sel,
.list_voltage = pcf50633_regulator_list_voltage,
.enable = pcf50633_regulator_enable,
.disable = pcf50633_regulator_disable,
--
1.7.5.4
--
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