[PATCH] e1000: Fix collision distance

[linux-2.6-omap-h63xx.git] / drivers / net / e1000 / e1000_hw.h

diff --git a/drivers/net/e1000/e1000_hw.h b/drivers/net/e1000/e1000_hw.h
index 1ddfd56fc5df31453bf6ce67c87fae19207b45be..600570ff254b5228211118a3475614617a802560 100644 (file)
--- a/drivers/net/e1000/e1000_hw.h
+++ b/drivers/net/e1000/e1000_hw.h
@@ -2078,7 +2078,10 @@ struct e1000_host_command_info {
 /* Collision related configuration parameters */
 #define E1000_COLLISION_THRESHOLD       15
 #define E1000_CT_SHIFT                  4
-#define E1000_COLLISION_DISTANCE        64
+/* Collision distance is a 0-based value that applies to
+ * half-duplex-capable hardware only. */
+#define E1000_COLLISION_DISTANCE        63
+#define E1000_COLLISION_DISTANCE_82542  64
 #define E1000_FDX_COLLISION_DISTANCE    E1000_COLLISION_DISTANCE
 #define E1000_HDX_COLLISION_DISTANCE    E1000_COLLISION_DISTANCE
 #define E1000_COLD_SHIFT                12