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e1000: Force full DMA clocking for 10/100 speed

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Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
This commit is contained in:
Jeff Kirsher 2006-08-16 13:39:00 -07:00 committed by Auke Kok
parent c9c1b834c7
commit 7820d4281a
1 changed files with 11 additions and 0 deletions
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11
drivers/net/e1000/e1000_hw.c
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@ -718,6 +718,17 @@ e1000_init_hw(struct e1000_hw *hw)
DEBUGFUNC("e1000_init_hw");
/* force full DMA clock frequency for 10/100 on ICH8 A0-B0 */
if (hw->mac_type == e1000_ich8lan) {
reg_data = E1000_READ_REG(hw, TARC0);
reg_data |= 0x30000000;
E1000_WRITE_REG(hw, TARC0, reg_data);
reg_data = E1000_READ_REG(hw, STATUS);
reg_data &= ~0x80000000;
E1000_WRITE_REG(hw, STATUS, reg_data);
}
/* Initialize Identification LED */
ret_val = e1000_id_led_init(hw);
if(ret_val) {