doc: Add Handsfree Audio Card "Connect" errors

diff --git a/doc/handsfree-audio-api.txt b/doc/handsfree-audio-api.txt
index 6c3c8b5..89b5aab 100644 (file)
--- a/doc/handsfree-audio-api.txt
+++ b/doc/handsfree-audio-api.txt
@@ -70,6 +70,12 @@ Methods              dict GetProperties()
                        the audio connection could not be established, this
                        method will return an error.
 
+                       Possible Errors: [service].Error.InProgress
+                                        [service].Error.Failed
+                                        [service].Error.NotAvailable
+                                        [service].Error.NotImplemented
+                                        [service].Error.NotAllowed
+
 Signals                PropertyChanged(string name, variant value)
 
                        This signal indicates a changed value of the given