Changeset 87977 in vbox for trunk/src/VBox

Timestamp:

Mar 5, 2021 4:20:05 PM (4 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

143085

Message:

DevHDA: Set timer frequency hint. bugref:9890

File:

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

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

@@ -695 +695 @@
                                      rc = VERR_INVALID_PARAMETER);
         if (RT_SUCCESS(rc))
+        {
             rc = RTCircBufCreate(&pStreamR3->State.pCircBuf, cbCircBuf);
+            if (RT_SUCCESS(rc))
+            {
+                /*
+                 * Forward the timer frequency hint to TM as well for better accuracy on
+                 * systems w/o preemption timers (also good for 'info timers').
+                 */
+                PDMDevHlpTimerSetFrequencyHint(pDevIns, pStreamShared->hTimer, uTransferHz);
+            }
+        }
     }