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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2026-07-24 16:33:14 +0800
committerHuacai Chen <chenhuacai@loongson.cn>2026-07-24 16:33:14 +0800
commitcf4dd800e49d35d48ebd63d511a6e200f39176f7 (patch)
tree59ac3b6f92b06d23b5b5cf964b1455252037c889
parent47e20d4b3da97ef3881d1e55e43545c22424f3fc (diff)
platform/loongarch: laptop: Stop setting acpi_device_class()
The driver populates acpi_device_class() which is never read afterward, so make it stop doing that and drop the symbol defined specifically for this purpose. No intentional functional impact. This change will facilitate the removal of "device_class" from "struct acpi_device_pnp" in the future. Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
-rw-r--r--drivers/platform/loongarch/loongson-laptop.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/platform/loongarch/loongson-laptop.c b/drivers/platform/loongarch/loongson-laptop.c
index 61b18ac206c9..f2dcc6d78051 100644
--- a/drivers/platform/loongarch/loongson-laptop.c
+++ b/drivers/platform/loongarch/loongson-laptop.c
@@ -30,7 +30,6 @@
#define LOONGSON_ACPI_HKEY_HID "LOON0000"
#define ACPI_LAPTOP_NAME "loongson-laptop"
-#define ACPI_LAPTOP_ACPI_EVENT_PREFIX "loongson"
#define MAX_ACPI_ARGS 3
#define GENERIC_HOTKEY_MAP_MAX 64
@@ -167,8 +166,6 @@ static int __init setup_acpi_notify(struct generic_sub_driver *sub_driver)
}
sub_driver->device->driver_data = sub_driver;
- sprintf(acpi_device_class(sub_driver->device), "%s/%s",
- ACPI_LAPTOP_ACPI_EVENT_PREFIX, sub_driver->name);
status = acpi_install_notify_handler(*sub_driver->handle,
sub_driver->type, dispatch_acpi_notify, sub_driver);