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Nikkuss
2026-04-10 15:45:53 +04:00
commit 95f3f072da
24 changed files with 3526 additions and 0 deletions
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kernel/modules/platform-profile/platform-profile-no-acpi.patch
+99
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@@ -0,0 +1,99 @@
--- a/drivers/acpi/platform_profile.c
+++ b/drivers/acpi/platform_profile.c
@@ -176,7 +176,8 @@ static ssize_t profile_store(struct device *dev,
return ret;
}
- sysfs_notify(acpi_kobj, NULL, "platform_profile");
+ if (acpi_kobj)
+ sysfs_notify(acpi_kobj, NULL, "platform_profile");
return count;
}
@@ -341,7 +342,8 @@ static ssize_t platform_profile_store(struct kobject *kobj,
return ret;
}
- sysfs_notify(acpi_kobj, NULL, "platform_profile");
+ if (acpi_kobj)
+ sysfs_notify(acpi_kobj, NULL, "platform_profile");
return count;
}
@@ -377,7 +379,8 @@ void platform_profile_notify(struct device *dev)
scoped_cond_guard(mutex_intr, return, &profile_lock) {
_notify_class_profile(dev, NULL);
}
- sysfs_notify(acpi_kobj, NULL, "platform_profile");
+ if (acpi_kobj)
+ sysfs_notify(acpi_kobj, NULL, "platform_profile");
}
EXPORT_SYMBOL_GPL(platform_profile_notify);
@@ -425,7 +428,8 @@ int platform_profile_cycle(void)
return err;
}
- sysfs_notify(acpi_kobj, NULL, "platform_profile");
+ if (acpi_kobj)
+ sysfs_notify(acpi_kobj, NULL, "platform_profile");
return 0;
}
@@ -487,9 +491,11 @@ struct device *platform_profile_register(struct device *dev, const char *name,
goto cleanup_ida;
}
- sysfs_notify(acpi_kobj, NULL, "platform_profile");
+ if (acpi_kobj)
+ sysfs_notify(acpi_kobj, NULL, "platform_profile");
- err = sysfs_update_group(acpi_kobj, &platform_profile_group);
+ err = acpi_kobj ? sysfs_update_group(acpi_kobj, &platform_profile_group)
+ : 0;
if (err)
goto cleanup_cur;
@@ -519,8 +525,10 @@ void platform_profile_remove(struct device *dev)
ida_free(&platform_profile_ida, pprof->minor);
device_unregister(&pprof->dev);
- sysfs_notify(acpi_kobj, NULL, "platform_profile");
- sysfs_update_group(acpi_kobj, &platform_profile_group);
+ if (acpi_kobj) {
+ sysfs_notify(acpi_kobj, NULL, "platform_profile");
+ sysfs_update_group(acpi_kobj, &platform_profile_group);
+ }
}
EXPORT_SYMBOL_GPL(platform_profile_remove);
@@ -567,14 +575,16 @@ static int __init platform_profile_init(void)
{
int err;
- if (acpi_disabled)
- return -EOPNOTSUPP;
-
err = class_register(&platform_profile_class);
if (err)
return err;
- err = sysfs_create_group(acpi_kobj, &platform_profile_group);
+ /*
+ * Legacy sysfs interface under /sys/firmware/acpi/ is only available
+ * when ACPI is enabled. The class-based interface works regardless.
+ */
+ err = acpi_kobj ? sysfs_create_group(acpi_kobj, &platform_profile_group)
+ : 0;
if (err)
class_unregister(&platform_profile_class);
@@ -584,7 +594,8 @@ static int __init platform_profile_init(void)
static void __exit platform_profile_exit(void)
{
- sysfs_remove_group(acpi_kobj, &platform_profile_group);
+ if (acpi_kobj)
+ sysfs_remove_group(acpi_kobj, &platform_profile_group);
class_unregister(&platform_profile_class);
}
module_init(platform_profile_init);