From c7fc403e40b0ea18976a59e968c23439a80809e8 Mon Sep 17 00:00:00 2001 From: Andrey Smirnov Date: Tue, 10 Dec 2019 08:41:52 -0800 Subject: thermal_hwmon: Add devres wrapper for thermal_add_hwmon_sysfs() Add devres wrapper for thermal_add_hwmon_sysfs() to simplify driver code. Signed-off-by: Andrey Smirnov Reviewed-by: Daniel Lezcano Tested-by: Lucas Stach Cc: Chris Healy Cc: Lucas Stach Cc: Eduardo Valentin Cc: Daniel Lezcano Cc: Angus Ainslie (Purism) Cc: linux-imx@nxp.com Cc: linux-pm@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Daniel Lezcano Link: https://lore.kernel.org/r/20191210164153.10463-12-andrew.smirnov@gmail.com --- drivers/thermal/thermal_hwmon.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) (limited to 'drivers/thermal/thermal_hwmon.c') diff --git a/drivers/thermal/thermal_hwmon.c b/drivers/thermal/thermal_hwmon.c index dd5d8ee37928..c8d2620f2e42 100644 --- a/drivers/thermal/thermal_hwmon.c +++ b/drivers/thermal/thermal_hwmon.c @@ -248,3 +248,31 @@ void thermal_remove_hwmon_sysfs(struct thermal_zone_device *tz) kfree(hwmon); } EXPORT_SYMBOL_GPL(thermal_remove_hwmon_sysfs); + +static void devm_thermal_hwmon_release(struct device *dev, void *res) +{ + thermal_remove_hwmon_sysfs(*(struct thermal_zone_device **)res); +} + +int devm_thermal_add_hwmon_sysfs(struct thermal_zone_device *tz) +{ + struct thermal_zone_device **ptr; + int ret; + + ptr = devres_alloc(devm_thermal_hwmon_release, sizeof(*ptr), + GFP_KERNEL); + if (!ptr) + return -ENOMEM; + + ret = thermal_add_hwmon_sysfs(tz); + if (ret) { + devres_free(ptr); + return ret; + } + + *ptr = tz; + devres_add(&tz->device, ptr); + + return ret; +} +EXPORT_SYMBOL_GPL(devm_thermal_add_hwmon_sysfs); -- cgit v1.2.3-59-g8ed1b