Hibernation: Introduce begin() and end() callbacks
Introduce global hibernation callback .end() and rename global
hibernation callback .start() to .begin(), in analogy with the
recent modifications of the global suspend callbacks.
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/acpi/sleep/main.c b/drivers/acpi/sleep/main.c
index c37c4ea..31e8e58 100644
--- a/drivers/acpi/sleep/main.c
+++ b/drivers/acpi/sleep/main.c
@@ -281,7 +281,7 @@
#endif /* CONFIG_SUSPEND */
#ifdef CONFIG_HIBERNATION
-static int acpi_hibernation_start(void)
+static int acpi_hibernation_begin(void)
{
acpi_target_sleep_state = ACPI_STATE_S4;
return 0;
@@ -341,6 +341,15 @@
acpi_target_sleep_state = ACPI_STATE_S0;
}
+static void acpi_hibernation_end(void)
+{
+ /*
+ * This is necessary in case acpi_hibernation_finish() is not called
+ * during a failing transition to the sleep state.
+ */
+ acpi_target_sleep_state = ACPI_STATE_S0;
+}
+
static int acpi_hibernation_pre_restore(void)
{
acpi_status status;
@@ -356,7 +365,8 @@
}
static struct platform_hibernation_ops acpi_hibernation_ops = {
- .start = acpi_hibernation_start,
+ .begin = acpi_hibernation_begin,
+ .end = acpi_hibernation_end,
.pre_snapshot = acpi_hibernation_prepare,
.finish = acpi_hibernation_finish,
.prepare = acpi_hibernation_prepare,