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authorMatt Carlson <mcarlson@broadcom.com>2010-06-05 17:24:31 +0000
committerDavid S. Miller <davem@davemloft.net>2010-06-06 17:55:59 -0700
commitb1d0521059789a138d19c4f940d6eca7d620a6eb (patch)
treefa0cba1674ba1592476aa5940cf8ada89f018158 /drivers/net/tg3.h
parentf92d9dc1504a964acfe07e8036fa30dcef22d343 (diff)
tg3: Avoid tx lockups on 5755+ devices
In certain edge conditions, internal tx resources can get corrupted. This patch enables a bit that will fix the problem. Signed-off-by: Matt Carlson <mcarlson@broadcom.com> Signed-off-by: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/tg3.h')
-rw-r--r--drivers/net/tg3.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 84ea0dca7d2..c245e809d42 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -469,6 +469,7 @@
#define TX_MODE_FLOW_CTRL_ENABLE 0x00000010
#define TX_MODE_BIG_BCKOFF_ENABLE 0x00000020
#define TX_MODE_LONG_PAUSE_ENABLE 0x00000040
+#define TX_MODE_MBUF_LOCKUP_FIX 0x00000100
#define MAC_TX_STATUS 0x00000460
#define TX_STATUS_XOFFED 0x00000001
#define TX_STATUS_SENT_XOFF 0x00000002