svn commit: r233579 - head/sys/dev/acpica

[Jung-uk Kim]

Author: jkim
Date: Tue Mar 27 23:26:58 2012
New Revision: 233579
URL: http://svn.freebsd.org/changeset/base/233579

Log:
  Restore interrupt state after executing AcpiEnterSleepState().

Modified:
  head/sys/dev/acpica/acpi.c

Modified: head/sys/dev/acpica/acpi.c
==============================================================================
--- head/sys/dev/acpica/acpi.c	Tue Mar 27 21:23:56 2012	(r233578)
+++ head/sys/dev/acpica/acpi.c	Tue Mar 27 23:26:58 2012	(r233579)
@@ -1968,6 +1968,7 @@ static void
 acpi_shutdown_final(void *arg, int howto)
 {
     struct acpi_softc *sc = (struct acpi_softc *)arg;
+    register_t intr;
     ACPI_STATUS status;
 
     /*
@@ -1983,13 +1984,15 @@ acpi_shutdown_final(void *arg, int howto
 	    return;
 	}
 	device_printf(sc->acpi_dev, "Powering system off\n");
-	ACPI_DISABLE_IRQS();
+	intr = intr_disable();
 	status = AcpiEnterSleepState(ACPI_STATE_S5, acpi_sleep_flags);
-	if (ACPI_FAILURE(status))
+	if (ACPI_FAILURE(status)) {
+	    intr_restore(intr);
 	    device_printf(sc->acpi_dev, "power-off failed - %s\n",
 		AcpiFormatException(status));
-	else {
+	} else {
 	    DELAY(1000000);
+	    intr_restore(intr);
 	    device_printf(sc->acpi_dev, "power-off failed - timeout\n");
 	}
     } else if ((howto & RB_HALT) == 0 && sc->acpi_handle_reboot) {
@@ -2641,7 +2644,8 @@ enum acpi_sleep_state {
 static ACPI_STATUS
 acpi_EnterSleepState(struct acpi_softc *sc, int state)
 {
-    ACPI_STATUS	status;
+    register_t intr;
+    ACPI_STATUS status;
     enum acpi_sleep_state slp_state;
 
     ACPI_FUNCTION_TRACE_U32((char *)(uintptr_t)__func__, state);
@@ -2730,8 +2734,9 @@ acpi_EnterSleepState(struct acpi_softc *
 	if (state == ACPI_STATE_S4)
 	    AcpiEnable();
     } else {
-	ACPI_DISABLE_IRQS();
+	intr = intr_disable();
 	status = AcpiEnterSleepState(state, acpi_sleep_flags);
+	intr_restore(intr);
 	if (ACPI_FAILURE(status)) {
 	    device_printf(sc->acpi_dev, "AcpiEnterSleepState failed - %s\n",
 			  AcpiFormatException(status));