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Subject[PATCH 39/46] power: tosa: simplify probe function
Date
We have three power supplies that need similar initialization.
As a preparation for the gpio lookup table conversion, split
out the initialization into a separate function.

Cc: Sebastian Reichel <sre@kernel.org>
Cc: linux-pm@vger.kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
drivers/power/supply/tosa_battery.c | 50 ++++++++++++++---------------
1 file changed, 24 insertions(+), 26 deletions(-)

diff --git a/drivers/power/supply/tosa_battery.c b/drivers/power/supply/tosa_battery.c
index 32cc31cd4761..b26b0eca33e1 100644
--- a/drivers/power/supply/tosa_battery.c
+++ b/drivers/power/supply/tosa_battery.c
@@ -343,12 +343,24 @@ static int tosa_bat_resume(struct platform_device *dev)
#define tosa_bat_resume NULL
#endif

+static int tosa_power_supply_register(struct device *dev,
+ struct tosa_bat *bat,
+ const struct power_supply_desc *desc)
+{
+ struct power_supply_config cfg = {
+ .drv_data = bat,
+ };
+
+ mutex_init(&bat->work_lock);
+ bat->psy = power_supply_register(dev, desc, &cfg);
+
+ return PTR_ERR_OR_ZERO(bat->psy);
+}
+
+
static int tosa_bat_probe(struct platform_device *dev)
{
int ret;
- struct power_supply_config main_psy_cfg = {},
- jacket_psy_cfg = {},
- bu_psy_cfg = {};

if (!machine_is_tosa())
return -ENODEV;
@@ -357,36 +369,22 @@ static int tosa_bat_probe(struct platform_device *dev)
if (ret)
return ret;

- mutex_init(&tosa_bat_main.work_lock);
- mutex_init(&tosa_bat_jacket.work_lock);
-
INIT_WORK(&bat_work, tosa_bat_work);

- main_psy_cfg.drv_data = &tosa_bat_main;
- tosa_bat_main.psy = power_supply_register(&dev->dev,
- &tosa_bat_main_desc,
- &main_psy_cfg);
- if (IS_ERR(tosa_bat_main.psy)) {
- ret = PTR_ERR(tosa_bat_main.psy);
+ ret = tosa_power_supply_register(&dev->dev, &tosa_bat_main,
+ &tosa_bat_main_desc);
+ if (ret)
goto err_psy_reg_main;
- }

- jacket_psy_cfg.drv_data = &tosa_bat_jacket;
- tosa_bat_jacket.psy = power_supply_register(&dev->dev,
- &tosa_bat_jacket_desc,
- &jacket_psy_cfg);
- if (IS_ERR(tosa_bat_jacket.psy)) {
- ret = PTR_ERR(tosa_bat_jacket.psy);
+ ret = tosa_power_supply_register(&dev->dev, &tosa_bat_jacket,
+ &tosa_bat_jacket_desc);
+ if (ret)
goto err_psy_reg_jacket;
- }

- bu_psy_cfg.drv_data = &tosa_bat_bu;
- tosa_bat_bu.psy = power_supply_register(&dev->dev, &tosa_bat_bu_desc,
- &bu_psy_cfg);
- if (IS_ERR(tosa_bat_bu.psy)) {
- ret = PTR_ERR(tosa_bat_bu.psy);
+ ret = tosa_power_supply_register(&dev->dev, &tosa_bat_bu,
+ &tosa_bat_bu_desc);
+ if (ret)
goto err_psy_reg_bu;
- }

ret = request_irq(gpio_to_irq(TOSA_GPIO_BAT0_CRG),
tosa_bat_gpio_isr,
--
2.20.0
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