Changeset 87800 in vbox

Timestamp:

Feb 19, 2021 10:49:01 AM (4 years ago)

Author:

vboxsync

Message:

HDA/Codec: Codec now also can run in R0 to speed up interrupt handling and therefore lowering DPC latency on Windows guests [build fix]. ticketoem2ref:36

Location:

trunk/src/VBox/Devices/Audio

Files:

• DevHDA.cpp (modified) (2 diffs)
• HDACodec.cpp (modified) (2 diffs)

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

@@ -890 +890 @@
 }
 
-#endif /* IN_RING3 */
+#else /* IN_RING0 */
 
 /**
@@ -1012 +1012 @@
     return rc;
 }
+
+#endif /* IN_RING3 */
 
 /* Register access handlers. */

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

@@ -2344 +2344 @@
 }
 
+#ifdef IN_RING0
+
 static DECLCALLBACK(int) codecR0Lookup(PHDACODEC pThis, PHDACODECR0 pThisCC, uint32_t cmd, uint64_t *puResp)
 {
@@ -2387 +2389 @@
     return VERR_NOT_FOUND;
 }
+
+#endif /* IN_RING0 */
 
 /*