1 files changed, 6 insertions, 2 deletions

diff --git a/Documentation/isdn/INTERFACE.CAPI b/Documentation/isdn/INTERFACE.CAPI
index f172091fb7cd..309eb5ed942b 100644
--- a/Documentation/isdn/INTERFACE.CAPI
+++ b/Documentation/isdn/INTERFACE.CAPI
@@ -113,12 +113,16 @@ char *driver_name
 int (*load_firmware)(struct capi_ctr *ctrlr, capiloaddata *ldata)
         (optional) pointer to a callback function for sending firmware and
         configuration data to the device
+        The function may return before the operation has completed.
+        Completion must be signalled by a call to capi_ctr_ready().
         Return value: 0 on success, error code on error
         Called in process context.
 
 void (*reset_ctr)(struct capi_ctr *ctrlr)
-        (optional) pointer to a callback function for performing a reset on
-        the device, releasing all registered applications
+        (optional) pointer to a callback function for stopping the device,
+        releasing all registered applications
+        The function may return before the operation has completed.
+        Completion must be signalled by a call to capi_ctr_down().
         Called in process context.
 
 void (*register_appl)(struct capi_ctr *ctrlr, u16 applid,