IB/ipath: Remove unused MDIO interface code

This code has been unused for some time, but still had leftovers
from when it was used.

Signed-off-by: Dave Olson <dave.olson@qlogic.com
Signed-off-by: Roland Dreier <rolandd@cisco.com>

1 files changed, 1 insertions, 25 deletions

diff --git a/drivers/infiniband/hw/ipath/ipath_iba6120.c b/drivers/infiniband/hw/ipath/ipath_iba6120.c
index 066a8ea4b4df..57915fd718e2 100644
--- a/drivers/infiniband/hw/ipath/ipath_iba6120.c
+++ b/drivers/infiniband/hw/ipath/ipath_iba6120.c
@@ -725,17 +725,8 @@ static int ipath_pe_bringup_serdes(struct ipath_devdata *dd)
 
         val = ipath_read_kreg64(dd, dd->ipath_kregs->kr_xgxsconfig);
         prev_val = val;
-        if (((val >> INFINIPATH_XGXS_MDIOADDR_SHIFT) &
-             INFINIPATH_XGXS_MDIOADDR_MASK) != 3) {
-                val &=
-                        ~(INFINIPATH_XGXS_MDIOADDR_MASK <<
-                          INFINIPATH_XGXS_MDIOADDR_SHIFT);
-                /* MDIO address 3 */
-                val |= 3ULL << INFINIPATH_XGXS_MDIOADDR_SHIFT;
-        }
-        if (val & INFINIPATH_XGXS_RESET) {
+        if (val & INFINIPATH_XGXS_RESET)
                 val &= ~INFINIPATH_XGXS_RESET;
-        }
         if (((val >> INFINIPATH_XGXS_RX_POL_SHIFT) &
              INFINIPATH_XGXS_RX_POL_MASK) != dd->ipath_rx_pol_inv ) {
                 /* need to compensate for Tx inversion in partner */
@@ -765,21 +756,6 @@ static int ipath_pe_bringup_serdes(struct ipath_devdata *dd)
                    (unsigned long long)
                    ipath_read_kreg64(dd, dd->ipath_kregs->kr_xgxsconfig));
 
-        if (!ipath_waitfor_mdio_cmdready(dd)) {
-                ipath_write_kreg(
-                        dd, dd->ipath_kregs->kr_mdio,
-                        ipath_mdio_req(IPATH_MDIO_CMD_READ, 31,
-                                       IPATH_MDIO_CTRL_XGXS_REG_8, 0));
-                if (ipath_waitfor_complete(dd, dd->ipath_kregs->kr_mdio,
-                                           IPATH_MDIO_DATAVALID, &val))
-                        ipath_dbg("Never got MDIO data for XGXS "
-                                  "status read\n");
-                else
-                        ipath_cdbg(VERBOSE, "MDIO Read reg8, "
-                                   "'bank' 31 %x\n", (u32) val);
-        } else
-                ipath_dbg("Never got MDIO cmdready for XGXS status read\n");
-
         return ret;
 }