[mii] Remove unused functionality

Signed-off-by: Michael Brown <mcb30@ipxe.org>

src/include/mii.h

@@ -157,63 +157,4 @@ struct mii_if_info {
         void (*mdio_write) (struct net_device *dev, int phy_id, int location, int val);
 };
 
-
-extern int mii_link_ok (struct mii_if_info *mii);
-extern void mii_check_link (struct mii_if_info *mii);
-extern unsigned int mii_check_media (struct mii_if_info *mii,
-                                       unsigned int ok_to_print,
-                                       unsigned int init_media);
-
-
-/**
- * mii_nway_result
- * @negotiated: value of MII ANAR and'd with ANLPAR
- *
- * Given a set of MII abilities, check each bit and returns the
- * currently supported media, in the priority order defined by
- * IEEE 802.3u.  We use LPA_xxx constants but note this is not the
- * value of LPA solely, as described above.
- *
- * The one exception to IEEE 802.3u is that 100baseT4 is placed
- * between 100T-full and 100T-half.  If your phy does not support
- * 100T4 this is fine.  If your phy places 100T4 elsewhere in the
- * priority order, you will need to roll your own function.
- */
-static inline unsigned int mii_nway_result (unsigned int negotiated)
-{
-        unsigned int ret;
-
-        if (negotiated & LPA_100FULL)
-                ret = LPA_100FULL;
-        else if (negotiated & LPA_100BASE4)
-                ret = LPA_100BASE4;
-        else if (negotiated & LPA_100HALF)
-                ret = LPA_100HALF;
-        else if (negotiated & LPA_10FULL)
-                ret = LPA_10FULL;
-        else
-                ret = LPA_10HALF;
-
-        return ret;
-}
-
-/**
- * mii_duplex
- * @duplex_lock: Non-zero if duplex is locked at full
- * @negotiated: value of MII ANAR and'd with ANLPAR
- *
- * A small helper function for a common case.  Returns one
- * if the media is operating or locked at full duplex, and
- * returns zero otherwise.
- */
-static inline unsigned int mii_duplex (unsigned int duplex_lock,
-                                       unsigned int negotiated)
-{
-        if (duplex_lock)
-                return 1;
-        if (mii_nway_result(negotiated) & LPA_DUPLEX)
-                return 1;
-        return 0;
-}
-
 #endif