diff options
| author | Kurt Borja <kuurtb@gmail.com> | 2024-12-24 09:01:32 -0500 |
|---|---|---|
| committer | Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> | 2024-12-29 18:27:22 +0200 |
| commit | b651ea8a44aab69f71c5ebeec7e472b03f1b2ca2 (patch) | |
| tree | 29cb757409e8beb97dea8b5f75dcd9107d1856dc | |
| parent | 0056b0852c326cf21201661f68ab41002ae9a845 (diff) | |
ACPI: platform_profile: Add devm_platform_profile_register()
Platform profile's lifetime is usually tied to a device's lifetime,
therefore add a device managed version of platform_profile_register().
Signed-off-by: Kurt Borja <kuurtb@gmail.com>
Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Link: https://lore.kernel.org/r/20241224140131.30362-4-kuurtb@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
| -rw-r--r-- | drivers/acpi/platform_profile.c | 29 | ||||
| -rw-r--r-- | include/linux/platform_profile.h | 1 |
2 files changed, 30 insertions, 0 deletions
diff --git a/drivers/acpi/platform_profile.c b/drivers/acpi/platform_profile.c index 75a1415190ac..4c4200a0b1a6 100644 --- a/drivers/acpi/platform_profile.c +++ b/drivers/acpi/platform_profile.c @@ -519,6 +519,35 @@ int platform_profile_remove(struct platform_profile_handler *pprof) } EXPORT_SYMBOL_GPL(platform_profile_remove); +static void devm_platform_profile_release(struct device *dev, void *res) +{ + struct platform_profile_handler **pprof = res; + + platform_profile_remove(*pprof); +} + +int devm_platform_profile_register(struct platform_profile_handler *pprof) +{ + struct platform_profile_handler **dr; + int ret; + + dr = devres_alloc(devm_platform_profile_release, sizeof(*dr), GFP_KERNEL); + if (!dr) + return -ENOMEM; + + ret = platform_profile_register(pprof); + if (ret) { + devres_free(dr); + return ret; + } + + *dr = pprof; + devres_add(pprof->dev, dr); + + return 0; +} +EXPORT_SYMBOL_GPL(devm_platform_profile_register); + static int __init platform_profile_init(void) { int err; diff --git a/include/linux/platform_profile.h b/include/linux/platform_profile.h index 0682bb4c57e5..f1cd4b65e351 100644 --- a/include/linux/platform_profile.h +++ b/include/linux/platform_profile.h @@ -41,6 +41,7 @@ struct platform_profile_handler { int platform_profile_register(struct platform_profile_handler *pprof); int platform_profile_remove(struct platform_profile_handler *pprof); +int devm_platform_profile_register(struct platform_profile_handler *pprof); int platform_profile_cycle(void); void platform_profile_notify(struct platform_profile_handler *pprof); |