Use devm_mfd_add_devices() for adding MFD child devices and
devm_regmap_add_irq_chip() for IRQ chip registration.
This reduces the error code path and .remove callback for removing
MFD child devices and deleting IRQ chip data.
Signed-off-by: Laxman Dewangan <ldewangan@xxxxxxxxxx>
CC: Sangbeom Kim <sbkim73@xxxxxxxxxxx>
CC: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
CC: linux-samsung-soc@xxxxxxxxxxxxxxx
---
drivers/mfd/sec-core.c | 20 +++-----------------
drivers/mfd/sec-irq.c | 14 +++++---------
2 files changed, 8 insertions(+), 26 deletions(-)
diff --git a/drivers/mfd/sec-core.c b/drivers/mfd/sec-core.c
index 400e1d7..ca6b80d 100644
--- a/drivers/mfd/sec-core.c
+++ b/drivers/mfd/sec-core.c
@@ -481,29 +481,16 @@ static int sec_pmic_probe(struct i2c_client *i2c,
/* If this happens the probe function is problem */
BUG();
}
- ret = mfd_add_devices(sec_pmic->dev, -1, sec_devs, num_sec_devs, NULL,
- 0, NULL);
+ ret = devm_mfd_add_devices(sec_pmic->dev, -1, sec_devs, num_sec_devs,
+ NULL, 0, NULL);
if (ret)
- goto err_mfd;
+ return ret;
device_init_wakeup(sec_pmic->dev, sec_pmic->wakeup);
sec_pmic_configure(sec_pmic);
sec_pmic_dump_rev(sec_pmic);
return ret;
-
-err_mfd:
- sec_irq_exit(sec_pmic);
- return ret;
-}
-
-static int sec_pmic_remove(struct i2c_client *i2c)
-{
- struct sec_pmic_dev *sec_pmic = i2c_get_clientdata(i2c);
-
- mfd_remove_devices(sec_pmic->dev);
- sec_irq_exit(sec_pmic);
- return 0;
}
static void sec_pmic_shutdown(struct i2c_client *i2c)
@@ -583,7 +570,6 @@ static struct i2c_driver sec_pmic_driver = {
.of_match_table = of_match_ptr(sec_dt_match),
},
.probe = sec_pmic_probe,
- .remove = sec_pmic_remove,
.shutdown = sec_pmic_shutdown,
.id_table = sec_pmic_id,
};
diff --git a/drivers/mfd/sec-irq.c b/drivers/mfd/sec-irq.c
index d77de43..5eb59c233d5 100644
--- a/drivers/mfd/sec-irq.c
+++ b/drivers/mfd/sec-irq.c
@@ -483,10 +483,11 @@ int sec_irq_init(struct sec_pmic_dev *sec_pmic)
return -EINVAL;
}
- ret = regmap_add_irq_chip(sec_pmic->regmap_pmic, sec_pmic->irq,
- IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
- sec_pmic->irq_base, sec_irq_chip,
- &sec_pmic->irq_data);
+ ret = devm_regmap_add_irq_chip(sec_pmic->dev, sec_pmic->regmap_pmic,
+ sec_pmic->irq,
+ IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
+ sec_pmic->irq_base, sec_irq_chip,
+ &sec_pmic->irq_data);
if (ret != 0) {
dev_err(sec_pmic->dev, "Failed to register IRQ chip: %d\n", ret);
return ret;
@@ -500,8 +501,3 @@ int sec_irq_init(struct sec_pmic_dev *sec_pmic)
return 0;
}
-
-void sec_irq_exit(struct sec_pmic_dev *sec_pmic)
-{
- regmap_del_irq_chip(sec_pmic->irq, sec_pmic->irq_data);
-}
--
2.1.4
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