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authorDavid S. Miller <davem@davemloft.net>2012-08-22 14:23:43 -0700
committerDavid S. Miller <davem@davemloft.net>2012-08-22 14:23:43 -0700
commitbba6ec7e4963e30366359686f34e5bdb00b1a066 (patch)
tree05c44b6b99e46d876b144065537dd8673d07b162 /include
parent1304a7343b30fc4f16045412efdbb4179a3d9255 (diff)
parent8376dad0c877bc691b2feadd3390a162aa3c3bd9 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net-next
Jeff Kirsher says: ==================== This series contains updates to ethtool.h, e1000, e1000e, and igb to implement MDI/MDIx control. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/linux/ethtool.h17
1 files changed, 11 insertions, 6 deletions
diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index 21eff418091b..fcb4f8e60c1c 100644
--- a/include/linux/ethtool.h
+++ b/include/linux/ethtool.h
@@ -45,8 +45,10 @@ struct ethtool_cmd {
* bits) in Mbps. Please use
* ethtool_cmd_speed()/_set() to
* access it */
- __u8 eth_tp_mdix;
- __u8 reserved2;
+ __u8 eth_tp_mdix; /* twisted pair MDI-X status */
+ __u8 eth_tp_mdix_ctrl; /* twisted pair MDI-X control, when set,
+ * link should be renegotiated if necessary
+ */
__u32 lp_advertising; /* Features the link partner advertises */
__u32 reserved[2];
};
@@ -1229,10 +1231,13 @@ struct ethtool_ops {
#define AUTONEG_DISABLE 0x00
#define AUTONEG_ENABLE 0x01
-/* Mode MDI or MDI-X */
-#define ETH_TP_MDI_INVALID 0x00
-#define ETH_TP_MDI 0x01
-#define ETH_TP_MDI_X 0x02
+/* MDI or MDI-X status/control - if MDI/MDI_X/AUTO is set then
+ * the driver is required to renegotiate link
+ */
+#define ETH_TP_MDI_INVALID 0x00 /* status: unknown; control: unsupported */
+#define ETH_TP_MDI 0x01 /* status: MDI; control: force MDI */
+#define ETH_TP_MDI_X 0x02 /* status: MDI-X; control: force MDI-X */
+#define ETH_TP_MDI_AUTO 0x03 /* control: auto-select */
/* Wake-On-Lan options. */
#define WAKE_PHY (1 << 0)