From 3dc6f4aaafbe9e745fd1183b7a7a91aeeae99fcd Mon Sep 17 00:00:00 2001 From: Laxman Dewangan Date: Thu, 21 Apr 2016 17:55:56 +0530 Subject: [PATCH] mfd: sec: Use devm_mfd_add_devices and devm_regmap_add_irq_chip 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 Tested-by: Krzysztof Kozlowski Reviewed-by: Krzysztof Kozlowski Signed-off-by: Lee Jones --- 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 400e1d7d8d08..ca6b80d08ffc 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 d77de431cc50..5eb59c233d52 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); -}