From 9115c677071a09cf51cace59c33ed71ec61bdfec Mon Sep 17 00:00:00 2001 From: Andrew Davis Date: Tue, 23 Jan 2024 10:36:48 -0600 Subject: power: supply: da9150: Use devm_iio_channel_get() helper Use the device lifecycle managed get function. This helps prevent mistakes like releasing out of order in cleanup functions and forgetting to release on error paths. Signed-off-by: Andrew Davis Link: https://lore.kernel.org/r/20240123163653.384385-17-afd@ti.com Signed-off-by: Sebastian Reichel --- drivers/power/supply/da9150-charger.c | 57 +++++++++-------------------------- 1 file changed, 14 insertions(+), 43 deletions(-) (limited to 'drivers/power/supply') diff --git a/drivers/power/supply/da9150-charger.c b/drivers/power/supply/da9150-charger.c index 37db9e4ed7f3..77e2d42382e4 100644 --- a/drivers/power/supply/da9150-charger.c +++ b/drivers/power/supply/da9150-charger.c @@ -521,36 +521,26 @@ static int da9150_charger_probe(struct platform_device *pdev) charger->dev = dev; /* Acquire ADC channels */ - charger->ibus_chan = iio_channel_get(dev, "CHAN_IBUS"); - if (IS_ERR(charger->ibus_chan)) { - ret = PTR_ERR(charger->ibus_chan); - goto ibus_chan_fail; - } + charger->ibus_chan = devm_iio_channel_get(dev, "CHAN_IBUS"); + if (IS_ERR(charger->ibus_chan)) + return PTR_ERR(charger->ibus_chan); - charger->vbus_chan = iio_channel_get(dev, "CHAN_VBUS"); - if (IS_ERR(charger->vbus_chan)) { - ret = PTR_ERR(charger->vbus_chan); - goto vbus_chan_fail; - } + charger->vbus_chan = devm_iio_channel_get(dev, "CHAN_VBUS"); + if (IS_ERR(charger->vbus_chan)) + return PTR_ERR(charger->vbus_chan); - charger->tjunc_chan = iio_channel_get(dev, "CHAN_TJUNC"); - if (IS_ERR(charger->tjunc_chan)) { - ret = PTR_ERR(charger->tjunc_chan); - goto tjunc_chan_fail; - } + charger->tjunc_chan = devm_iio_channel_get(dev, "CHAN_TJUNC"); + if (IS_ERR(charger->tjunc_chan)) + return PTR_ERR(charger->tjunc_chan); - charger->vbat_chan = iio_channel_get(dev, "CHAN_VBAT"); - if (IS_ERR(charger->vbat_chan)) { - ret = PTR_ERR(charger->vbat_chan); - goto vbat_chan_fail; - } + charger->vbat_chan = devm_iio_channel_get(dev, "CHAN_VBAT"); + if (IS_ERR(charger->vbat_chan)) + return PTR_ERR(charger->vbat_chan); /* Register power supplies */ charger->usb = power_supply_register(dev, &usb_desc, NULL); - if (IS_ERR(charger->usb)) { - ret = PTR_ERR(charger->usb); - goto usb_fail; - } + if (IS_ERR(charger->usb)) + return PTR_ERR(charger->usb); charger->battery = power_supply_register(dev, &battery_desc, NULL); if (IS_ERR(charger->battery)) { @@ -619,19 +609,6 @@ chg_irq_fail: battery_fail: power_supply_unregister(charger->usb); -usb_fail: - iio_channel_release(charger->vbat_chan); - -vbat_chan_fail: - iio_channel_release(charger->tjunc_chan); - -tjunc_chan_fail: - iio_channel_release(charger->vbus_chan); - -vbus_chan_fail: - iio_channel_release(charger->ibus_chan); - -ibus_chan_fail: return ret; } @@ -659,12 +636,6 @@ static void da9150_charger_remove(struct platform_device *pdev) power_supply_unregister(charger->battery); power_supply_unregister(charger->usb); - - /* Release ADC channels */ - iio_channel_release(charger->ibus_chan); - iio_channel_release(charger->vbus_chan); - iio_channel_release(charger->tjunc_chan); - iio_channel_release(charger->vbat_chan); } static struct platform_driver da9150_charger_driver = { -- cgit v1.2.3-59-g8ed1b