[RFC PATCH 05/16] arm64: support poweroff through poweroff handler call chain

[Guenter Roeck]

The kernel core now supports a poweroff handler call chain
to remove power from the system. Call it if pm_power_off
is set to NULL.

Cc: Catalin Marinas <catalin.marinas at arm.com>
Cc: Will Deacon <will.deacon at arm.com>
Signed-off-by: Guenter Roeck <linux at roeck-us.net>
---
 arch/arm64/kernel/process.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c
index 398ab05..cc0c63e 100644
--- a/arch/arm64/kernel/process.c
+++ b/arch/arm64/kernel/process.c
@@ -157,6 +157,8 @@ void machine_power_off(void)
 	smp_send_stop();
 	if (pm_power_off)
 		pm_power_off();
+	else
+		do_kernel_poweroff();
 }
 
 /*
-- 
1.9.1