[fidldoc] Updating fidldocs
diff --git a/sdk/fidl/fuchsia.hardware.input/README.md b/sdk/fidl/fuchsia.hardware.input/README.md
index 6efd476..3fe4a96 100644
--- a/sdk/fidl/fuchsia.hardware.input/README.md
+++ b/sdk/fidl/fuchsia.hardware.input/README.md
@@ -218,8 +218,10 @@
### GetReportsEvent {#GetReportsEvent}
-<p>Receive an event that will be signalled when there are reports in the
-Device's report FIFO.</p>
+<p>Receive an event that will signal on <code>ZX_USER_SIGNAL_0</code> when there are reports in the
+Device's report FIFO. This signal will be de-asserted when there are no
+reports in the Device's report FIFO. This event can be re-used each time
+the client wishes to know if there are reports in the FIFO.</p>
#### Request
<table>
