From b651ea8a44aab69f71c5ebeec7e472b03f1b2ca2 Mon Sep 17 00:00:00 2001 From: Kurt Borja Date: Tue, 24 Dec 2024 09:01:32 -0500 Subject: [PATCH] ACPI: platform_profile: Add devm_platform_profile_register() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit 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 Reviewed-by: Armin Wolf Link: https://lore.kernel.org/r/20241224140131.30362-4-kuurtb@gmail.com Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen --- drivers/acpi/platform_profile.c | 29 +++++++++++++++++++++++++++++ include/linux/platform_profile.h | 1 + 2 files changed, 30 insertions(+) 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); -- 2.50.1