Index: device/bluetooth/bluetooth_adapter.h |
diff --git a/device/bluetooth/bluetooth_adapter.h b/device/bluetooth/bluetooth_adapter.h |
index 3b864c308c9cb25cd68b963f68862889ea3b000c..9ee95e4f79cb366e48a92c7b10aff56ccd0d3763 100644 |
--- a/device/bluetooth/bluetooth_adapter.h |
+++ b/device/bluetooth/bluetooth_adapter.h |
@@ -444,6 +444,10 @@ class DEVICE_BLUETOOTH_EXPORT BluetoothAdapter |
#if defined(OS_CHROMEOS) || defined(OS_LINUX) |
// Sets the interval between two consecutive advertisements. Valid ranges |
// for the interval are from 20ms to 10.24 seconds, with min <= max. |
+ // Note: This is a best effort. The actual interval may vary non-trivially |
+ // from the requested intervals. On some hardware, there is a minimum |
+ // interval of 100ms. The minimum and maximum values are specified by the |
+ // Core 4.2 Spec, Vol 2, Part E, Section 7.8.5. |
virtual void SetAdvertisingInterval( |
const base::TimeDelta& min, |
const base::TimeDelta& max, |