Release 4.11 drivers/firmware/efi/reboot.c
/*
* Copyright (C) 2014 Intel Corporation; author Matt Fleming
* Copyright (c) 2014 Red Hat, Inc., Mark Salter <msalter@redhat.com>
*/
#include <linux/efi.h>
#include <linux/reboot.h>
int efi_reboot_quirk_mode = -1;
void efi_reboot(enum reboot_mode reboot_mode, const char *__unused)
{
const char *str[] = { "cold", "warm", "shutdown", "platform" };
int efi_mode, cap_reset_mode;
if (!efi_enabled(EFI_RUNTIME_SERVICES))
return;
switch (reboot_mode) {
case REBOOT_WARM:
case REBOOT_SOFT:
efi_mode = EFI_RESET_WARM;
break;
default:
efi_mode = EFI_RESET_COLD;
break;
}
/*
* If a quirk forced an EFI reset mode, always use that.
*/
if (efi_reboot_quirk_mode != -1)
efi_mode = efi_reboot_quirk_mode;
if (efi_capsule_pending(&cap_reset_mode)) {
if (efi_mode != cap_reset_mode)
printk(KERN_CRIT "efi: %s reset requested but pending "
"capsule update requires %s reset... Performing "
"%s reset.\n", str[efi_mode], str[cap_reset_mode],
str[cap_reset_mode]);
efi_mode = cap_reset_mode;
}
efi.reset_system(efi_mode, EFI_SUCCESS, 0, NULL);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Matt Fleming | 135 | 100.00% | 3 | 100.00% |
| Total | 135 | 100.00% | 3 | 100.00% |
bool __weak efi_poweroff_required(void)
{
return false;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Matt Fleming | 11 | 100.00% | 1 | 100.00% |
| Total | 11 | 100.00% | 1 | 100.00% |
static void efi_power_off(void)
{
efi.reset_system(EFI_RESET_SHUTDOWN, EFI_SUCCESS, 0, NULL);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Matt Fleming | 21 | 100.00% | 1 | 100.00% |
| Total | 21 | 100.00% | 1 | 100.00% |
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;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Matt Fleming | 33 | 100.00% | 1 | 100.00% |
| Total | 33 | 100.00% | 1 | 100.00% |
late_initcall(efi_shutdown_init);
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Matt Fleming | 218 | 100.00% | 4 | 100.00% |
| Total | 218 | 100.00% | 4 | 100.00% |
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