Default to "safe/compatible" options in driver

git-svn-id: http://svn.digium.com/svn/zaptel/trunk@738 5390a7c7-147a-4af0-8ec9-7488f05a26cb

1 files changed, 11 insertions, 2 deletions

diff --git a/wct4xxp.c b/wct4xxp.c
index d916d66..b359003 100755
--- a/wct4xxp.c
+++ b/wct4xxp.c
@@ -56,7 +56,12 @@
 
 /* Work queues are a way to better distribute load on SMP systems */
 #ifdef LINUX26
-#define ENABLE_WORKQUEUES
+/*
+ * Work queues can significantly improve performance and scalability
+ * on multi-processor machines, but requires bypassing some kernel
+ * API's, so it's not guaranteed to be compatible with all kernels.
+ */
+/* #define ENABLE_WORKQUEUES */
 #endif
 
 /* Enable prefetching may help performance */
@@ -170,7 +175,11 @@ static int alarmdebounce = 0;
 #ifdef VPM_SUPPORT
 static int vpmsupport = 1;
 #endif
-static int noburst = 0;
+/* Enabling bursting can more efficiently utilize PCI bus bandwidth, but
+   can also cause PCI bus starvation, especially in combination with other
+   aggressive cards.  Please note that burst mode has no effect on CPU
+   utilization / max number of calls / etc. */
+static int noburst = 1;
 static int debugslips = 0;
 static int polling = 0;