[PATCH 2/5] regulator: tps65910: use regmap accessors

From: Michał Mirosław
Date: Sat Sep 26 2020 - 19:59:33 EST

Next message: Halil Pasic: "Re: [PATCH v10 10/16] s390/vfio-ap: allow configuration of matrix mdev in use by a KVM guest"
Previous message: Michał Mirosław: "[PATCH 3/5] mfd: tps65911-comparator: use regmap accessors"
In reply to: Michał Mirosław: "[PATCH 3/5] mfd: tps65911-comparator: use regmap accessors"
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Use regmap accessors directly for register manipulation - removing
one layer of abstraction.

Signed-off-by: Michał Mirosław <mirq-linux@xxxxxxxxxxxx>
---
drivers/regulator/tps65910-regulator.c | 125 +++++++++++++------------
1 file changed, 63 insertions(+), 62 deletions(-)

diff --git a/drivers/regulator/tps65910-regulator.c b/drivers/regulator/tps65910-regulator.c
index faa5b3538167..1d5b0a1b86f7 100644
--- a/drivers/regulator/tps65910-regulator.c
+++ b/drivers/regulator/tps65910-regulator.c
@@ -390,8 +390,8 @@ static int tps65911_get_ctrl_register(int id)
static int tps65910_set_mode(struct regulator_dev *dev, unsigned int mode)
{
struct tps65910_reg *pmic = rdev_get_drvdata(dev);
- struct tps65910 *mfd = pmic->mfd;
- int reg, value, id = rdev_get_id(dev);
+ struct regmap *regmap = rdev_get_regmap(dev);
+ int reg, id = rdev_get_id(dev);

reg = pmic->get_ctrl_reg(id);
if (reg < 0)
@@ -399,14 +399,14 @@ static int tps65910_set_mode(struct regulator_dev *dev, unsigned int mode)

switch (mode) {
case REGULATOR_MODE_NORMAL:
- return tps65910_reg_update_bits(pmic->mfd, reg,
- LDO_ST_MODE_BIT | LDO_ST_ON_BIT,
- LDO_ST_ON_BIT);
+ return regmap_update_bits(regmap, reg,
+ LDO_ST_MODE_BIT | LDO_ST_ON_BIT,
+ LDO_ST_ON_BIT);
case REGULATOR_MODE_IDLE:
- value = LDO_ST_ON_BIT | LDO_ST_MODE_BIT;
- return tps65910_reg_set_bits(mfd, reg, value);
+ return regmap_set_bits(regmap, reg,
+ LDO_ST_ON_BIT | LDO_ST_MODE_BIT);
case REGULATOR_MODE_STANDBY:
- return tps65910_reg_clear_bits(mfd, reg, LDO_ST_ON_BIT);
+ return regmap_clear_bits(regmap, reg, LDO_ST_ON_BIT);
}

return -EINVAL;
@@ -415,13 +415,14 @@ static int tps65910_set_mode(struct regulator_dev *dev, unsigned int mode)
static unsigned int tps65910_get_mode(struct regulator_dev *dev)
{
struct tps65910_reg *pmic = rdev_get_drvdata(dev);
+ struct regmap *regmap = rdev_get_regmap(dev);
int ret, reg, value, id = rdev_get_id(dev);

reg = pmic->get_ctrl_reg(id);
if (reg < 0)
return reg;

- ret = tps65910_reg_read(pmic->mfd, reg, &value);
+ ret = regmap_read(regmap, reg, &value);
if (ret < 0)
return ret;

@@ -435,20 +436,20 @@ static unsigned int tps65910_get_mode(struct regulator_dev *dev)

static int tps65910_get_voltage_dcdc_sel(struct regulator_dev *dev)
{
- struct tps65910_reg *pmic = rdev_get_drvdata(dev);
+ struct regmap *regmap = rdev_get_regmap(dev);
int ret, id = rdev_get_id(dev);
int opvsel = 0, srvsel = 0, vselmax = 0, mult = 0, sr = 0;

switch (id) {
case TPS65910_REG_VDD1:
- ret = tps65910_reg_read(pmic->mfd, TPS65910_VDD1_OP, &opvsel);
+ ret = regmap_read(regmap, TPS65910_VDD1_OP, &opvsel);
if (ret < 0)
return ret;
- ret = tps65910_reg_read(pmic->mfd, TPS65910_VDD1, &mult);
+ ret = regmap_read(regmap, TPS65910_VDD1, &mult);
if (ret < 0)
return ret;
mult = (mult & VDD1_VGAIN_SEL_MASK) >> VDD1_VGAIN_SEL_SHIFT;
- ret = tps65910_reg_read(pmic->mfd, TPS65910_VDD1_SR, &srvsel);
+ ret = regmap_read(regmap, TPS65910_VDD1_SR, &srvsel);
if (ret < 0)
return ret;
sr = opvsel & VDD1_OP_CMD_MASK;
@@ -457,14 +458,14 @@ static int tps65910_get_voltage_dcdc_sel(struct regulator_dev *dev)
vselmax = 75;
break;
case TPS65910_REG_VDD2:
- ret = tps65910_reg_read(pmic->mfd, TPS65910_VDD2_OP, &opvsel);
+ ret = regmap_read(regmap, TPS65910_VDD2_OP, &opvsel);
if (ret < 0)
return ret;
- ret = tps65910_reg_read(pmic->mfd, TPS65910_VDD2, &mult);
+ ret = regmap_read(regmap, TPS65910_VDD2, &mult);
if (ret < 0)
return ret;
mult = (mult & VDD2_VGAIN_SEL_MASK) >> VDD2_VGAIN_SEL_SHIFT;
- ret = tps65910_reg_read(pmic->mfd, TPS65910_VDD2_SR, &srvsel);
+ ret = regmap_read(regmap, TPS65910_VDD2_SR, &srvsel);
if (ret < 0)
return ret;
sr = opvsel & VDD2_OP_CMD_MASK;
@@ -473,12 +474,10 @@ static int tps65910_get_voltage_dcdc_sel(struct regulator_dev *dev)
vselmax = 75;
break;
case TPS65911_REG_VDDCTRL:
- ret = tps65910_reg_read(pmic->mfd, TPS65911_VDDCTRL_OP,
- &opvsel);
+ ret = regmap_read(regmap, TPS65911_VDDCTRL_OP, &opvsel);
if (ret < 0)
return ret;
- ret = tps65910_reg_read(pmic->mfd, TPS65911_VDDCTRL_SR,
- &srvsel);
+ ret = regmap_read(regmap, TPS65911_VDDCTRL_SR, &srvsel);
if (ret < 0)
return ret;
sr = opvsel & VDDCTRL_OP_CMD_MASK;
@@ -514,13 +513,14 @@ static int tps65910_get_voltage_dcdc_sel(struct regulator_dev *dev)
static int tps65910_get_voltage_sel(struct regulator_dev *dev)
{
struct tps65910_reg *pmic = rdev_get_drvdata(dev);
+ struct regmap *regmap = rdev_get_regmap(dev);
int ret, reg, value, id = rdev_get_id(dev);

reg = pmic->get_ctrl_reg(id);
if (reg < 0)
return reg;

- ret = tps65910_reg_read(pmic->mfd, reg, &value);
+ ret = regmap_read(regmap, reg, &value);
if (ret < 0)
return ret;

@@ -556,12 +556,13 @@ static int tps65910_get_voltage_vdd3(struct regulator_dev *dev)
static int tps65911_get_voltage_sel(struct regulator_dev *dev)
{
struct tps65910_reg *pmic = rdev_get_drvdata(dev);
+ struct regmap *regmap = rdev_get_regmap(dev);
int ret, id = rdev_get_id(dev);
unsigned int value, reg;

reg = pmic->get_ctrl_reg(id);

- ret = tps65910_reg_read(pmic->mfd, reg, &value);
+ ret = regmap_read(regmap, reg, &value);
if (ret < 0)
return ret;

@@ -594,7 +595,7 @@ static int tps65911_get_voltage_sel(struct regulator_dev *dev)
static int tps65910_set_voltage_dcdc_sel(struct regulator_dev *dev,
unsigned selector)
{
- struct tps65910_reg *pmic = rdev_get_drvdata(dev);
+ struct regmap *regmap = rdev_get_regmap(dev);
int id = rdev_get_id(dev), vsel;
int dcdc_mult = 0;

@@ -605,10 +606,9 @@ static int tps65910_set_voltage_dcdc_sel(struct regulator_dev *dev,
dcdc_mult--;
vsel = (selector % VDD1_2_NUM_VOLT_FINE) + 3;

- tps65910_reg_update_bits(pmic->mfd, TPS65910_VDD1,
- VDD1_VGAIN_SEL_MASK,
- dcdc_mult << VDD1_VGAIN_SEL_SHIFT);
- tps65910_reg_write(pmic->mfd, TPS65910_VDD1_OP, vsel);
+ regmap_update_bits(regmap, TPS65910_VDD1, VDD1_VGAIN_SEL_MASK,
+ dcdc_mult << VDD1_VGAIN_SEL_SHIFT);
+ regmap_write(regmap, TPS65910_VDD1_OP, vsel);
break;
case TPS65910_REG_VDD2:
dcdc_mult = (selector / VDD1_2_NUM_VOLT_FINE) + 1;
@@ -616,14 +616,14 @@ static int tps65910_set_voltage_dcdc_sel(struct regulator_dev *dev,
dcdc_mult--;
vsel = (selector % VDD1_2_NUM_VOLT_FINE) + 3;

- tps65910_reg_update_bits(pmic->mfd, TPS65910_VDD2,
- VDD1_VGAIN_SEL_MASK,
- dcdc_mult << VDD2_VGAIN_SEL_SHIFT);
- tps65910_reg_write(pmic->mfd, TPS65910_VDD2_OP, vsel);
+ regmap_update_bits(regmap, TPS65910_VDD2, VDD1_VGAIN_SEL_MASK,
+ dcdc_mult << VDD2_VGAIN_SEL_SHIFT);
+ regmap_write(regmap, TPS65910_VDD2_OP, vsel);
break;
case TPS65911_REG_VDDCTRL:
vsel = selector + 3;
- tps65910_reg_write(pmic->mfd, TPS65911_VDDCTRL_OP, vsel);
+ regmap_write(regmap, TPS65911_VDDCTRL_OP, vsel);
+ break;
}

return 0;
@@ -633,6 +633,7 @@ static int tps65910_set_voltage_sel(struct regulator_dev *dev,
unsigned selector)
{
struct tps65910_reg *pmic = rdev_get_drvdata(dev);
+ struct regmap *regmap = rdev_get_regmap(dev);
int reg, id = rdev_get_id(dev);

reg = pmic->get_ctrl_reg(id);
@@ -649,11 +650,11 @@ static int tps65910_set_voltage_sel(struct regulator_dev *dev,
case TPS65910_REG_VAUX2:
case TPS65910_REG_VAUX33:
case TPS65910_REG_VMMC:
- return tps65910_reg_update_bits(pmic->mfd, reg, LDO_SEL_MASK,
- selector << LDO_SEL_SHIFT);
+ return regmap_update_bits(regmap, reg, LDO_SEL_MASK,
+ selector << LDO_SEL_SHIFT);
case TPS65910_REG_VBB:
- return tps65910_reg_update_bits(pmic->mfd, reg, BBCH_BBSEL_MASK,
- selector << BBCH_BBSEL_SHIFT);
+ return regmap_update_bits(regmap, reg, BBCH_BBSEL_MASK,
+ selector << BBCH_BBSEL_SHIFT);
}

return -EINVAL;
@@ -663,6 +664,7 @@ static int tps65911_set_voltage_sel(struct regulator_dev *dev,
unsigned selector)
{
struct tps65910_reg *pmic = rdev_get_drvdata(dev);
+ struct regmap *regmap = rdev_get_regmap(dev);
int reg, id = rdev_get_id(dev);

reg = pmic->get_ctrl_reg(id);
@@ -673,21 +675,21 @@ static int tps65911_set_voltage_sel(struct regulator_dev *dev,
case TPS65911_REG_LDO1:
case TPS65911_REG_LDO2:
case TPS65911_REG_LDO4:
- return tps65910_reg_update_bits(pmic->mfd, reg, LDO1_SEL_MASK,
- selector << LDO_SEL_SHIFT);
+ return regmap_update_bits(regmap, reg, LDO1_SEL_MASK,
+ selector << LDO_SEL_SHIFT);
case TPS65911_REG_LDO3:
case TPS65911_REG_LDO5:
case TPS65911_REG_LDO6:
case TPS65911_REG_LDO7:
case TPS65911_REG_LDO8:
- return tps65910_reg_update_bits(pmic->mfd, reg, LDO3_SEL_MASK,
- selector << LDO_SEL_SHIFT);
+ return regmap_update_bits(regmap, reg, LDO3_SEL_MASK,
+ selector << LDO_SEL_SHIFT);
case TPS65910_REG_VIO:
- return tps65910_reg_update_bits(pmic->mfd, reg, LDO_SEL_MASK,
- selector << LDO_SEL_SHIFT);
+ return regmap_update_bits(regmap, reg, LDO_SEL_MASK,
+ selector << LDO_SEL_SHIFT);
case TPS65910_REG_VBB:
- return tps65910_reg_update_bits(pmic->mfd, reg, BBCH_BBSEL_MASK,
- selector << BBCH_BBSEL_SHIFT);
+ return regmap_update_bits(regmap, reg, BBCH_BBSEL_MASK,
+ selector << BBCH_BBSEL_SHIFT);
}

return -EINVAL;
@@ -850,10 +852,10 @@ static int tps65910_set_ext_sleep_config(struct tps65910_reg *pmic,

/* External EN1 control */
if (ext_sleep_config & TPS65910_SLEEP_CONTROL_EXT_INPUT_EN1)
- ret = tps65910_reg_set_bits(mfd,
+ ret = regmap_set_bits(mfd->regmap,
TPS65910_EN1_LDO_ASS + regoffs, bit_pos);
else
- ret = tps65910_reg_clear_bits(mfd,
+ ret = regmap_clear_bits(mfd->regmap,
TPS65910_EN1_LDO_ASS + regoffs, bit_pos);
if (ret < 0) {
dev_err(mfd->dev,
@@ -863,10 +865,10 @@ static int tps65910_set_ext_sleep_config(struct tps65910_reg *pmic,

/* External EN2 control */
if (ext_sleep_config & TPS65910_SLEEP_CONTROL_EXT_INPUT_EN2)
- ret = tps65910_reg_set_bits(mfd,
+ ret = regmap_set_bits(mfd->regmap,
TPS65910_EN2_LDO_ASS + regoffs, bit_pos);
else
- ret = tps65910_reg_clear_bits(mfd,
+ ret = regmap_clear_bits(mfd->regmap,
TPS65910_EN2_LDO_ASS + regoffs, bit_pos);
if (ret < 0) {
dev_err(mfd->dev,
@@ -878,10 +880,10 @@ static int tps65910_set_ext_sleep_config(struct tps65910_reg *pmic,
if ((tps65910_chip_id(mfd) == TPS65910) &&
(id >= TPS65910_REG_VDIG1)) {
if (ext_sleep_config & TPS65910_SLEEP_CONTROL_EXT_INPUT_EN3)
- ret = tps65910_reg_set_bits(mfd,
+ ret = regmap_set_bits(mfd->regmap,
TPS65910_EN3_LDO_ASS + regoffs, bit_pos);
else
- ret = tps65910_reg_clear_bits(mfd,
+ ret = regmap_clear_bits(mfd->regmap,
TPS65910_EN3_LDO_ASS + regoffs, bit_pos);
if (ret < 0) {
dev_err(mfd->dev,
@@ -893,10 +895,10 @@ static int tps65910_set_ext_sleep_config(struct tps65910_reg *pmic,
/* Return if no external control is selected */
if (!(ext_sleep_config & EXT_SLEEP_CONTROL)) {
/* Clear all sleep controls */
- ret = tps65910_reg_clear_bits(mfd,
+ ret = regmap_clear_bits(mfd->regmap,
TPS65910_SLEEP_KEEP_LDO_ON + regoffs, bit_pos);
if (!ret)
- ret = tps65910_reg_clear_bits(mfd,
+ ret = regmap_clear_bits(mfd->regmap,
TPS65910_SLEEP_SET_LDO_OFF + regoffs, bit_pos);
if (ret < 0)
dev_err(mfd->dev,
@@ -917,39 +919,38 @@ static int tps65910_set_ext_sleep_config(struct tps65910_reg *pmic,
int sr_reg_add = pmic->get_ctrl_reg(id) + 2;
int opvsel, srvsel;

- ret = tps65910_reg_read(pmic->mfd, op_reg_add, &opvsel);
+ ret = regmap_read(mfd->regmap, op_reg_add, &opvsel);
if (ret < 0)
return ret;
- ret = tps65910_reg_read(pmic->mfd, sr_reg_add, &srvsel);
+ ret = regmap_read(mfd->regmap, sr_reg_add, &srvsel);
if (ret < 0)
return ret;

if (opvsel & VDD1_OP_CMD_MASK) {
u8 reg_val = srvsel & VDD1_OP_SEL_MASK;

- ret = tps65910_reg_write(pmic->mfd, op_reg_add,
- reg_val);
+ ret = regmap_write(mfd->regmap, op_reg_add, reg_val);
if (ret < 0) {
dev_err(mfd->dev,
"Error in configuring op register\n");
return ret;
}
}
- ret = tps65910_reg_write(pmic->mfd, sr_reg_add, 0);
+ ret = regmap_write(mfd->regmap, sr_reg_add, 0);
if (ret < 0) {
dev_err(mfd->dev, "Error in setting sr register\n");
return ret;
}
}

- ret = tps65910_reg_clear_bits(mfd,
+ ret = regmap_clear_bits(mfd->regmap,
TPS65910_SLEEP_KEEP_LDO_ON + regoffs, bit_pos);
if (!ret) {
if (ext_sleep_config & TPS65911_SLEEP_CONTROL_EXT_INPUT_SLEEP)
- ret = tps65910_reg_set_bits(mfd,
+ ret = regmap_set_bits(mfd->regmap,
TPS65910_SLEEP_SET_LDO_OFF + regoffs, bit_pos);
else
- ret = tps65910_reg_clear_bits(mfd,
+ ret = regmap_clear_bits(mfd->regmap,
TPS65910_SLEEP_SET_LDO_OFF + regoffs, bit_pos);
}
if (ret < 0)
@@ -1097,7 +1098,7 @@ static int tps65910_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, pmic);

/* Give control of all register to control port */
- err = tps65910_reg_set_bits(pmic->mfd, TPS65910_DEVCTRL,
+ err = regmap_set_bits(pmic->mfd->regmap, TPS65910_DEVCTRL,
DEVCTRL_SR_CTL_I2C_SEL_MASK);
if (err < 0)
return err;
@@ -1113,7 +1114,7 @@ static int tps65910_probe(struct platform_device *pdev)
* voltage level can go higher than expected or crash
* Workaround: use no synchronization of DCDC clocks
*/
- tps65910_reg_clear_bits(pmic->mfd, TPS65910_DCDCCTRL,
+ regmap_clear_bits(pmic->mfd->regmap, TPS65910_DCDCCTRL,
DCDCCTRL_DCDCCKSYNC_MASK);
break;
case TPS65911:
--
2.20.1

Next message: Halil Pasic: "Re: [PATCH v10 10/16] s390/vfio-ap: allow configuration of matrix mdev in use by a KVM guest"
Previous message: Michał Mirosław: "[PATCH 3/5] mfd: tps65911-comparator: use regmap accessors"
In reply to: Michał Mirosław: "[PATCH 3/5] mfd: tps65911-comparator: use regmap accessors"
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