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Commit c46b59b2 authored by Graham, David's avatar Graham, David Committed by David S. Miller
Browse files

e1000: Remove unused function e1000_mta_set.



Remove function e1000_mta_set, as it is no longer called

Signed-off-by: default avatarDave Graham <david.graham@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent cd1da503
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+0 −46
Original line number Diff line number Diff line
@@ -5758,52 +5758,6 @@ u32 e1000_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr)
    return hash_value;
}

/******************************************************************************
 * Sets the bit in the multicast table corresponding to the hash value.
 *
 * hw - Struct containing variables accessed by shared code
 * hash_value - Multicast address hash value
 *****************************************************************************/
void e1000_mta_set(struct e1000_hw *hw, u32 hash_value)
{
    u32 hash_bit, hash_reg;
    u32 mta;
    u32 temp;

    /* The MTA is a register array of 128 32-bit registers.
     * It is treated like an array of 4096 bits.  We want to set
     * bit BitArray[hash_value]. So we figure out what register
     * the bit is in, read it, OR in the new bit, then write
     * back the new value.  The register is determined by the
     * upper 7 bits of the hash value and the bit within that
     * register are determined by the lower 5 bits of the value.
     */
    hash_reg = (hash_value >> 5) & 0x7F;
    if (hw->mac_type == e1000_ich8lan)
        hash_reg &= 0x1F;

    hash_bit = hash_value & 0x1F;

    mta = E1000_READ_REG_ARRAY(hw, MTA, hash_reg);

    mta |= (1 << hash_bit);

    /* If we are on an 82544 and we are trying to write an odd offset
     * in the MTA, save off the previous entry before writing and
     * restore the old value after writing.
     */
    if ((hw->mac_type == e1000_82544) && ((hash_reg & 0x1) == 1)) {
        temp = E1000_READ_REG_ARRAY(hw, MTA, (hash_reg - 1));
        E1000_WRITE_REG_ARRAY(hw, MTA, hash_reg, mta);
        E1000_WRITE_FLUSH();
        E1000_WRITE_REG_ARRAY(hw, MTA, (hash_reg - 1), temp);
        E1000_WRITE_FLUSH();
    } else {
        E1000_WRITE_REG_ARRAY(hw, MTA, hash_reg, mta);
        E1000_WRITE_FLUSH();
    }
}

/******************************************************************************
 * Puts an ethernet address into a receive address register.
 *