Changeset 70124 in vbox

Timestamp:

Dec 14, 2017 10:58:42 AM (7 years ago)

Author:

vboxsync

Message:

Audio/HDA: If the current transfer is complete, reset our counter when doing a next transfer in hdaStreamTransfer().

File:

• trunk/src/VBox/Devices/Audio/HDAStream.cpp (modified) (1 diff)

trunk/src/VBox/Devices/Audio/HDAStream.cpp

@@ -1077 +1077 @@
 
         tsTransferNext = tsNow + (cbTransferNext * pStream->State.cTicksPerByte);
+
+        /** 
+         * If the current transfer is complete, reset our counter.
+         *  
+         * This can happen for examlpe if the guest OS (like macOS) sets up
+         * big BDLEs without IOC bits set (but for the last one) and the
+         * transfer is complete before we reach such a BDL entry. 
+         */ 
+        if (fTransferComplete)
+            pStream->State.cbTransferProcessed = 0;
     }