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authorLen Brown <len.brown@intel.com>2011-03-18 18:06:08 -0400
committerLen Brown <len.brown@intel.com>2011-03-18 18:06:08 -0400
commit05534c9ffc9d5d950b14de8ba49a7609dc59b0b8 (patch)
tree65a01a1e0bc0e28c64fb5105cc763949f5412b4b /kernel/time/tick-broadcast.c
parentdd87cc53c42f3260b7eb7f60822de0fa9e58af59 (diff)
parent589c7a39ae2f2b74fd13ae344ca1dcca61da6bca (diff)
Merge branch 'acpica' into release
Diffstat (limited to 'kernel/time/tick-broadcast.c')
-rw-r--r--kernel/time/tick-broadcast.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/kernel/time/tick-broadcast.c b/kernel/time/tick-broadcast.c
index 48b2761b566..a3b5aff6260 100644
--- a/kernel/time/tick-broadcast.c
+++ b/kernel/time/tick-broadcast.c
@@ -600,4 +600,14 @@ int tick_broadcast_oneshot_active(void)
return tick_broadcast_device.mode == TICKDEV_MODE_ONESHOT;
}
+/*
+ * Check whether the broadcast device supports oneshot.
+ */
+bool tick_broadcast_oneshot_available(void)
+{
+ struct clock_event_device *bc = tick_broadcast_device.evtdev;
+
+ return bc ? bc->features & CLOCK_EVT_FEAT_ONESHOT : false;
+}
+
#endif