diff options
Diffstat (limited to 'drivers/acpi/sleep.c')
| -rw-r--r-- | drivers/acpi/sleep.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c index 2a8b59644..7a2e4d45b 100644 --- a/drivers/acpi/sleep.c +++ b/drivers/acpi/sleep.c @@ -26,6 +26,11 @@ #include "internal.h" #include "sleep.h" +/* + * Some HW-full platforms do not have _S5, so they may need + * to leverage efi power off for a shutdown. + */ +bool acpi_no_s5; static u8 sleep_states[ACPI_S_STATE_COUNT]; static void acpi_sleep_tts_switch(u32 acpi_state) @@ -882,6 +887,8 @@ int __init acpi_sleep_init(void) sleep_states[ACPI_STATE_S5] = 1; pm_power_off_prepare = acpi_power_off_prepare; pm_power_off = acpi_power_off; + } else { + acpi_no_s5 = true; } supported[0] = 0; |