linux/arch/riscv/kernel/reset.c
Christoph Hellwig bf0102a0fd
riscv: call pm_power_off from machine_halt / machine_power_off
This way any override of pm_power_off also affects the halt path and
we don't need additional infrastructure for it.

Also remove the pm_power_off export - at least for now we don't have
any modular drivers overriding it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
2019-04-25 14:51:12 -07:00

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C

/*
* Copyright (C) 2012 Regents of the University of California
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, version 2.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <linux/reboot.h>
#include <asm/sbi.h>
static void default_power_off(void)
{
sbi_shutdown();
while (1);
}
void (*pm_power_off)(void) = default_power_off;
void machine_restart(char *cmd)
{
do_kernel_restart(cmd);
while (1);
}
void machine_halt(void)
{
pm_power_off();
}
void machine_power_off(void)
{
pm_power_off();
}