net: added support for 40GbE link.

1. removed code replication for tov calculation for 1G, 10G and
made is common for speed > 1G (1G, 10G, 40G, 100G).
2. defines values for #4 different 40G Phys (KR4, LF4, SR4, CR4)

Signed-off-by: Parav Pandit <parav.pandit@emulex.com>
Reviewed-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 8 insertions, 0 deletions

diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index 297370a6cb1..21eff418091 100644
--- a/include/linux/ethtool.h
+++ b/include/linux/ethtool.h
@@ -1153,6 +1153,10 @@ struct ethtool_ops {
 #define SUPPORTED_10000baseR_FEC        (1 << 20)
 #define SUPPORTED_20000baseMLD2_Full    (1 << 21)
 #define SUPPORTED_20000baseKR2_Full     (1 << 22)
+#define SUPPORTED_40000baseKR4_Full     (1 << 23)
+#define SUPPORTED_40000baseCR4_Full     (1 << 24)
+#define SUPPORTED_40000baseSR4_Full     (1 << 25)
+#define SUPPORTED_40000baseLR4_Full     (1 << 26)
 
 /* Indicates what features are advertised by the interface. */
 #define ADVERTISED_10baseT_Half         (1 << 0)
@@ -1178,6 +1182,10 @@ struct ethtool_ops {
 #define ADVERTISED_10000baseR_FEC       (1 << 20)
 #define ADVERTISED_20000baseMLD2_Full   (1 << 21)
 #define ADVERTISED_20000baseKR2_Full    (1 << 22)
+#define ADVERTISED_40000baseKR4_Full    (1 << 23)
+#define ADVERTISED_40000baseCR4_Full    (1 << 24)
+#define ADVERTISED_40000baseSR4_Full    (1 << 25)
+#define ADVERTISED_40000baseLR4_Full    (1 << 26)
 
 /* The following are all involved in forcing a particular link
  * mode for the device for setting things.  When getting the