bnx2x: fix MaxBW configuration
Dmitry Kravkov [Sun, 6 Mar 2011 10:51:37 +0000 (10:51 +0000)]
Increase resolution of MaxBW algorithm to suit
Min Bandwidth configuration.

Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/bnx2x/bnx2x.h

index 2ac4e3c..8849699 100644 (file)
@@ -1617,8 +1617,8 @@ static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
 /* CMNG constants, as derived from system spec calculations */
 /* default MIN rate in case VNIC min rate is configured to zero - 100Mbps */
 #define DEF_MIN_RATE                                   100
-/* resolution of the rate shaping timer - 100 usec */
-#define RS_PERIODIC_TIMEOUT_USEC                       100
+/* resolution of the rate shaping timer - 400 usec */
+#define RS_PERIODIC_TIMEOUT_USEC                       400
 /* number of bytes in single QM arbitration cycle -
  * coefficient for calculating the fairness timer */
 #define QM_ARB_BYTES                                   160000