tg3: Add mdio bus registration

This patch introduces code to register and unregister the tg3 mdio bus
with the system.

Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: Benjamin Li <benli@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index a3598ed9f5fc..e0914fdaf274 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -2481,6 +2481,8 @@ struct tg3 {
 #define TG3_FLG3_5761_5784_AX_FIXES     0x00000004
 #define TG3_FLG3_5701_DMA_BUG           0x00000008
 #define TG3_FLG3_USE_PHYLIB             0x00000010
+#define TG3_FLG3_MDIOBUS_INITED         0x00000020
+#define TG3_FLG3_MDIOBUS_PAUSED         0x00000040
 
         struct timer_list               timer;
         u16                             timer_counter;
@@ -2521,6 +2523,9 @@ struct tg3 {
         int                             msi_cap;
         int                             pcix_cap;
 
+        struct mii_bus                  mdio_bus;
+        int                             mdio_irq[PHY_MAX_ADDR];
+
         /* PHY info */
         u32                             phy_id;
 #define PHY_ID_MASK                     0xfffffff0