LinuxLists.cc - [PATCH 1/2] regulator: max14577: Reduce duplication of regulator

2015-04-18 11:28:18

Subject: [PATCH 1/2] regulator: max14577: Reduce duplication of regulator_desc initializers

Replace duplicated initializers in arrays of struct 'regulator_desc'
with macro. Generated object is the same but each type of regulator is
described only once.

Signed-off-by: Krzysztof Kozlowski <[email protected]>
---
drivers/regulator/max14577.c | 128 ++++++++++++++++---------------------------
1 file changed, 48 insertions(+), 80 deletions(-)

diff --git a/drivers/regulator/max14577.c b/drivers/regulator/max14577.c
index b3678d289619..b2daa6641417 100644
--- a/drivers/regulator/max14577.c
+++ b/drivers/regulator/max14577.c
@@ -100,31 +100,34 @@ static struct regulator_ops max14577_charger_ops = {
.set_current_limit = max14577_reg_set_current_limit,
};

+#define MAX14577_SAFEOUT_REG { \
+ .name = "SAFEOUT", \
+ .of_match = of_match_ptr("SAFEOUT"), \
+ .regulators_node = of_match_ptr("regulators"), \
+ .id = MAX14577_SAFEOUT, \
+ .ops = &max14577_safeout_ops, \
+ .type = REGULATOR_VOLTAGE, \
+ .owner = THIS_MODULE, \
+ .n_voltages = 1, \
+ .min_uV = MAX14577_REGULATOR_SAFEOUT_VOLTAGE, \
+ .enable_reg = MAX14577_REG_CONTROL2, \
+ .enable_mask = CTRL2_SFOUTORD_MASK, \
+}
+#define MAX14577_CHARGER_REG { \
+ .name = "CHARGER", \
+ .of_match = of_match_ptr("CHARGER"), \
+ .regulators_node = of_match_ptr("regulators"), \
+ .id = MAX14577_CHARGER, \
+ .ops = &max14577_charger_ops, \
+ .type = REGULATOR_CURRENT, \
+ .owner = THIS_MODULE, \
+ .enable_reg = MAX14577_CHG_REG_CHG_CTRL2, \
+ .enable_mask = CHGCTRL2_MBCHOSTEN_MASK, \
+}
+
static const struct regulator_desc max14577_supported_regulators[] = {
- [MAX14577_SAFEOUT] = {
- .name = "SAFEOUT",
- .of_match = of_match_ptr("SAFEOUT"),
- .regulators_node = of_match_ptr("regulators"),
- .id = MAX14577_SAFEOUT,
- .ops = &max14577_safeout_ops,
- .type = REGULATOR_VOLTAGE,
- .owner = THIS_MODULE,
- .n_voltages = 1,
- .min_uV = MAX14577_REGULATOR_SAFEOUT_VOLTAGE,
- .enable_reg = MAX14577_REG_CONTROL2,
- .enable_mask = CTRL2_SFOUTORD_MASK,
- },
- [MAX14577_CHARGER] = {
- .name = "CHARGER",
- .of_match = of_match_ptr("CHARGER"),
- .regulators_node = of_match_ptr("regulators"),
- .id = MAX14577_CHARGER,
- .ops = &max14577_charger_ops,
- .type = REGULATOR_CURRENT,
- .owner = THIS_MODULE,
- .enable_reg = MAX14577_CHG_REG_CHG_CTRL2,
- .enable_mask = CHGCTRL2_MBCHOSTEN_MASK,
- },
+ [MAX14577_SAFEOUT] = MAX14577_SAFEOUT_REG,
+ [MAX14577_CHARGER] = MAX14577_CHARGER_REG,
};

static struct regulator_ops max77836_ldo_ops = {
@@ -138,63 +141,28 @@ static struct regulator_ops max77836_ldo_ops = {
/* TODO: add .set_suspend_mode */
};

+#define MAX77836_LDO_REG(num) { \
+ .name = "LDO" # num, \
+ .of_match = of_match_ptr("LDO" # num), \
+ .regulators_node = of_match_ptr("regulators"), \
+ .id = MAX77836_LDO ## num, \
+ .ops = &max77836_ldo_ops, \
+ .type = REGULATOR_VOLTAGE, \
+ .owner = THIS_MODULE, \
+ .n_voltages = MAX77836_REGULATOR_LDO_VOLTAGE_STEPS_NUM, \
+ .min_uV = MAX77836_REGULATOR_LDO_VOLTAGE_MIN, \
+ .uV_step = MAX77836_REGULATOR_LDO_VOLTAGE_STEP, \
+ .enable_reg = MAX77836_LDO_REG_CNFG1_LDO ## num, \
+ .enable_mask = MAX77836_CNFG1_LDO_PWRMD_MASK, \
+ .vsel_reg = MAX77836_LDO_REG_CNFG1_LDO ## num, \
+ .vsel_mask = MAX77836_CNFG1_LDO_TV_MASK, \
+}
+
static const struct regulator_desc max77836_supported_regulators[] = {
- [MAX14577_SAFEOUT] = {
- .name = "SAFEOUT",
- .of_match = of_match_ptr("SAFEOUT"),
- .regulators_node = of_match_ptr("regulators"),
- .id = MAX14577_SAFEOUT,
- .ops = &max14577_safeout_ops,
- .type = REGULATOR_VOLTAGE,
- .owner = THIS_MODULE,
- .n_voltages = 1,
- .min_uV = MAX14577_REGULATOR_SAFEOUT_VOLTAGE,
- .enable_reg = MAX14577_REG_CONTROL2,
- .enable_mask = CTRL2_SFOUTORD_MASK,
- },
- [MAX14577_CHARGER] = {
- .name = "CHARGER",
- .of_match = of_match_ptr("CHARGER"),
- .regulators_node = of_match_ptr("regulators"),
- .id = MAX14577_CHARGER,
- .ops = &max14577_charger_ops,
- .type = REGULATOR_CURRENT,
- .owner = THIS_MODULE,
- .enable_reg = MAX14577_CHG_REG_CHG_CTRL2,
- .enable_mask = CHGCTRL2_MBCHOSTEN_MASK,
- },
- [MAX77836_LDO1] = {
- .name = "LDO1",
- .of_match = of_match_ptr("LDO1"),
- .regulators_node = of_match_ptr("regulators"),
- .id = MAX77836_LDO1,
- .ops = &max77836_ldo_ops,
- .type = REGULATOR_VOLTAGE,
- .owner = THIS_MODULE,
- .n_voltages = MAX77836_REGULATOR_LDO_VOLTAGE_STEPS_NUM,
- .min_uV = MAX77836_REGULATOR_LDO_VOLTAGE_MIN,
- .uV_step = MAX77836_REGULATOR_LDO_VOLTAGE_STEP,
- .enable_reg = MAX77836_LDO_REG_CNFG1_LDO1,
- .enable_mask = MAX77836_CNFG1_LDO_PWRMD_MASK,
- .vsel_reg = MAX77836_LDO_REG_CNFG1_LDO1,
- .vsel_mask = MAX77836_CNFG1_LDO_TV_MASK,
- },
- [MAX77836_LDO2] = {
- .name = "LDO2",
- .of_match = of_match_ptr("LDO2"),
- .regulators_node = of_match_ptr("regulators"),
- .id = MAX77836_LDO2,
- .ops = &max77836_ldo_ops,
- .type = REGULATOR_VOLTAGE,
- .owner = THIS_MODULE,
- .n_voltages = MAX77836_REGULATOR_LDO_VOLTAGE_STEPS_NUM,
- .min_uV = MAX77836_REGULATOR_LDO_VOLTAGE_MIN,
- .uV_step = MAX77836_REGULATOR_LDO_VOLTAGE_STEP,
- .enable_reg = MAX77836_LDO_REG_CNFG1_LDO2,
- .enable_mask = MAX77836_CNFG1_LDO_PWRMD_MASK,
- .vsel_reg = MAX77836_LDO_REG_CNFG1_LDO2,
- .vsel_mask = MAX77836_CNFG1_LDO_TV_MASK,
- },
+ [MAX14577_SAFEOUT] = MAX14577_SAFEOUT_REG,
+ [MAX14577_CHARGER] = MAX14577_CHARGER_REG,
+ [MAX77836_LDO1] = MAX77836_LDO_REG(1),
+ [MAX77836_LDO2] = MAX77836_LDO_REG(2),
};

#ifdef CONFIG_OF
--
2.1.0

2015-04-18 11:28:21

by Krzysztof Kozłowski

[permalink] [raw]

Subject: [PATCH 2/2] regulator: max77843: Reduce duplication of regulator_desc initializers

Replace duplicated SAFEOUT regulators initializers in array of struct
'regulator_desc' arrays with macro. Generated object is the same but
SAFEOUT is described only once.

Signed-off-by: Krzysztof Kozlowski <[email protected]>
---
drivers/regulator/max77843.c | 48 +++++++++++++++++---------------------------
1 file changed, 18 insertions(+), 30 deletions(-)

diff --git a/drivers/regulator/max77843.c b/drivers/regulator/max77843.c
index c132ef527cdd..e4e7687ccd7e 100644
--- a/drivers/regulator/max77843.c
+++ b/drivers/regulator/max77843.c
@@ -112,37 +112,25 @@ static struct regulator_ops max77843_regulator_ops = {
.set_voltage_sel = regulator_set_voltage_sel_regmap,
};

+#define MAX77843_SAFEOUT(num) { \
+ .name = "SAFEOUT" # num, \
+ .id = MAX77843_SAFEOUT ## num, \
+ .ops = &max77843_regulator_ops, \
+ .of_match = of_match_ptr("SAFEOUT" # num), \
+ .regulators_node = of_match_ptr("regulators"), \
+ .type = REGULATOR_VOLTAGE, \
+ .owner = THIS_MODULE, \
+ .n_voltages = ARRAY_SIZE(max77843_safeout_voltage_table), \
+ .volt_table = max77843_safeout_voltage_table, \
+ .enable_reg = MAX77843_SYS_REG_SAFEOUTCTRL, \
+ .enable_mask = MAX77843_REG_SAFEOUTCTRL_ENSAFEOUT ## num, \
+ .vsel_reg = MAX77843_SYS_REG_SAFEOUTCTRL, \
+ .vsel_mask = MAX77843_REG_SAFEOUTCTRL_SAFEOUT ## num ## _MASK, \
+}
+
static const struct regulator_desc max77843_supported_regulators[] = {
- [MAX77843_SAFEOUT1] = {
- .name = "SAFEOUT1",
- .id = MAX77843_SAFEOUT1,
- .ops = &max77843_regulator_ops,
- .of_match = of_match_ptr("SAFEOUT1"),
- .regulators_node = of_match_ptr("regulators"),
- .type = REGULATOR_VOLTAGE,
- .owner = THIS_MODULE,
- .n_voltages = ARRAY_SIZE(max77843_safeout_voltage_table),
- .volt_table = max77843_safeout_voltage_table,
- .enable_reg = MAX77843_SYS_REG_SAFEOUTCTRL,
- .enable_mask = MAX77843_REG_SAFEOUTCTRL_ENSAFEOUT1,
- .vsel_reg = MAX77843_SYS_REG_SAFEOUTCTRL,
- .vsel_mask = MAX77843_REG_SAFEOUTCTRL_SAFEOUT1_MASK,
- },
- [MAX77843_SAFEOUT2] = {
- .name = "SAFEOUT2",
- .id = MAX77843_SAFEOUT2,
- .ops = &max77843_regulator_ops,
- .of_match = of_match_ptr("SAFEOUT2"),
- .regulators_node = of_match_ptr("regulators"),
- .type = REGULATOR_VOLTAGE,
- .owner = THIS_MODULE,
- .n_voltages = ARRAY_SIZE(max77843_safeout_voltage_table),
- .volt_table = max77843_safeout_voltage_table,
- .enable_reg = MAX77843_SYS_REG_SAFEOUTCTRL,
- .enable_mask = MAX77843_REG_SAFEOUTCTRL_ENSAFEOUT2,
- .vsel_reg = MAX77843_SYS_REG_SAFEOUTCTRL,
- .vsel_mask = MAX77843_REG_SAFEOUTCTRL_SAFEOUT2_MASK,
- },
+ [MAX77843_SAFEOUT1] = MAX77843_SAFEOUT(1),
+ [MAX77843_SAFEOUT2] = MAX77843_SAFEOUT(2),
[MAX77843_CHARGER] = {
.name = "CHARGER",
.id = MAX77843_CHARGER,
--
2.1.0

2015-04-18 11:55:18

by Mark Brown

[permalink] [raw]

Subject: Re: [PATCH 1/2] regulator: max14577: Reduce duplication of regulator_desc initializers

On Sat, Apr 18, 2015 at 08:27:17PM +0900, Krzysztof Kozlowski wrote:
> Replace duplicated initializers in arrays of struct 'regulator_desc'
> with macro. Generated object is the same but each type of regulator is
> described only once.

Applied both, thanks.

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