summaryrefslogtreecommitdiffstats
path: root/drivers/net/e1000/e1000_hw.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/e1000/e1000_hw.c')
-rw-r--r--drivers/net/e1000/e1000_hw.c48
1 files changed, 1 insertions, 47 deletions
diff --git a/drivers/net/e1000/e1000_hw.c b/drivers/net/e1000/e1000_hw.c
index e1a3fc1303e..cda6b397550 100644
--- a/drivers/net/e1000/e1000_hw.c
+++ b/drivers/net/e1000/e1000_hw.c
@@ -1955,7 +1955,7 @@ static s32 e1000_setup_copper_link(struct e1000_hw *hw)
s32 ret_val;
u16 i;
u16 phy_data;
- u16 reg_data;
+ u16 reg_data = 0;
DEBUGFUNC("e1000_setup_copper_link");
@@ -5759,52 +5759,6 @@ u32 e1000_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr)
}
/******************************************************************************
- * 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.
*
* hw - Struct containing variables accessed by shared code