.. | .. |
---|
| 1 | +// SPDX-License-Identifier: GPL-2.0-only |
---|
1 | 2 | /* |
---|
2 | 3 | * Copyright (C) 2012 Regents of the University of California |
---|
3 | | - * |
---|
4 | | - * This program is free software; you can redistribute it and/or |
---|
5 | | - * modify it under the terms of the GNU General Public License |
---|
6 | | - * as published by the Free Software Foundation, version 2. |
---|
7 | | - * |
---|
8 | | - * This program is distributed in the hope that it will be useful, |
---|
9 | | - * but WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
10 | | - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
---|
11 | | - * GNU General Public License for more details. |
---|
12 | 4 | */ |
---|
13 | 5 | |
---|
14 | 6 | #include <linux/reboot.h> |
---|
15 | | -#include <linux/export.h> |
---|
16 | | -#include <asm/sbi.h> |
---|
| 7 | +#include <linux/pm.h> |
---|
17 | 8 | |
---|
18 | | -void (*pm_power_off)(void) = machine_power_off; |
---|
| 9 | +static void default_power_off(void) |
---|
| 10 | +{ |
---|
| 11 | + while (1) |
---|
| 12 | + wait_for_interrupt(); |
---|
| 13 | +} |
---|
| 14 | + |
---|
| 15 | +void (*pm_power_off)(void) = NULL; |
---|
19 | 16 | EXPORT_SYMBOL(pm_power_off); |
---|
20 | 17 | |
---|
21 | 18 | void machine_restart(char *cmd) |
---|
.. | .. |
---|
26 | 23 | |
---|
27 | 24 | void machine_halt(void) |
---|
28 | 25 | { |
---|
29 | | - machine_power_off(); |
---|
| 26 | + if (pm_power_off != NULL) |
---|
| 27 | + pm_power_off(); |
---|
| 28 | + else |
---|
| 29 | + default_power_off(); |
---|
30 | 30 | } |
---|
31 | 31 | |
---|
32 | 32 | void machine_power_off(void) |
---|
33 | 33 | { |
---|
34 | | - sbi_shutdown(); |
---|
35 | | - while (1); |
---|
| 34 | + if (pm_power_off != NULL) |
---|
| 35 | + pm_power_off(); |
---|
| 36 | + else |
---|
| 37 | + default_power_off(); |
---|
36 | 38 | } |
---|