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e1000e: Cleanup code logic in e1000_check_for_serdes_link_82571()

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Cleanup code to make it more clean and readable.

Signed-off-by: Tushar Dave <tushar.n.dave@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Tushar Dave 2012-07-12 08:00:15 +00:00 committed by Jeff Kirsher
parent 141e369de6
commit 18115f82bc
1 changed files with 8 additions and 6 deletions
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14
drivers/net/ethernet/intel/e1000e/82571.c
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@ -1677,16 +1677,18 @@ static s32 e1000_check_for_serdes_link_82571(struct e1000_hw *hw)
e_dbg("ANYSTATE -> DOWN\n");
} else {
/*
* Check several times, if Sync and Config
* both are consistently 1 then simply ignore
* the Invalid bit and restart Autoneg
* Check several times, if SYNCH bit and CONFIG
* bit both are consistently 1 then simply ignore
* the IV bit and restart Autoneg
*/
for (i = 0; i < AN_RETRY_COUNT; i++) {
udelay(10);
rxcw = er32(RXCW);
if ((rxcw & E1000_RXCW_IV) &&
!((rxcw & E1000_RXCW_SYNCH) &&
(rxcw & E1000_RXCW_C))) {
if ((rxcw & E1000_RXCW_SYNCH) &&
(rxcw & E1000_RXCW_C))
continue;
if (rxcw & E1000_RXCW_IV) {
mac->serdes_has_link = false;
mac->serdes_link_state =
e1000_serdes_link_down;