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path: root/drivers/acpi/acpica/hwsleep.c
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Diffstat (limited to 'drivers/acpi/acpica/hwsleep.c')
-rw-r--r--drivers/acpi/acpica/hwsleep.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/acpi/acpica/hwsleep.c b/drivers/acpi/acpica/hwsleep.c
index fc0c2e2328cd..fe9d46d81750 100644
--- a/drivers/acpi/acpica/hwsleep.c
+++ b/drivers/acpi/acpica/hwsleep.c
@@ -51,16 +51,23 @@ acpi_status acpi_hw_legacy_sleep(u8 sleep_state)
return_ACPI_STATUS(status);
}
- /*
- * 1) Disable all GPEs
- * 2) Enable all wakeup GPEs
- */
+ /* Disable all GPEs */
status = acpi_hw_disable_all_gpes();
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
+ /*
+ * If the target sleep state is S5, clear all GPEs and fixed events too
+ */
+ if (sleep_state == ACPI_STATE_S5) {
+ status = acpi_hw_clear_acpi_status();
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
+ }
+ }
acpi_gbl_system_awake_and_running = FALSE;
+ /* Enable all wakeup GPEs */
status = acpi_hw_enable_all_wakeup_gpes();
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);