1 files changed, 22 insertions, 0 deletions

diff --git a/drivers/firmware/efi/reboot.c b/drivers/firmware/efi/reboot.c
index 81bf925f70f5..e9eeeb3c6345 100644
--- a/drivers/firmware/efi/reboot.c
+++ b/drivers/firmware/efi/reboot.c
@@ -24,3 +24,25 @@ void efi_reboot(enum reboot_mode reboot_mode, const char *__unused)
 
         efi.reset_system(efi_mode, EFI_SUCCESS, 0, NULL);
 }
+
+bool __weak efi_poweroff_required(void)
+{
+        return false;
+}
+
+static void efi_power_off(void)
+{
+        efi.reset_system(EFI_RESET_SHUTDOWN, EFI_SUCCESS, 0, NULL);
+}
+
+static int __init efi_shutdown_init(void)
+{
+        if (!efi_enabled(EFI_RUNTIME_SERVICES))
+                return -ENODEV;
+
+        if (efi_poweroff_required())
+                pm_power_off = efi_power_off;
+
+        return 0;
+}
+late_initcall(efi_shutdown_init);