---

yaml --- r: 224400 b: refs/heads/master c: d478eb4 h: refs/heads/master v: v3
git-mirror · Nov 17, 2010 · a258aaa · a258aaa
1 parent 4ae75a8
commit a258aaa
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Showing 3 changed files with 5 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b1d670f10e8078485884f0cf7e384d890909aeaa
+refs/heads/master: d478eb44f7a6b53256ae399fa7e597525b4034ee
diff --git a/trunk/drivers/net/e1000e/82571.c b/trunk/drivers/net/e1000e/82571.c
@@ -1431,8 +1431,10 @@ static s32 e1000_check_for_serdes_link_82571(struct e1000_hw *hw)
 			 * auto-negotiation in the TXCW register and disable
 			 * forced link in the Device Control register in an
 			 * attempt to auto-negotiate with our link partner.
+			 * If the partner code word is null, stop forcing
+			 * and restart auto negotiation.
 			 */
-			if (rxcw & E1000_RXCW_C) {
+			if ((rxcw & E1000_RXCW_C) || !(rxcw & E1000_RXCW_CW))  {
 				/* Enable autoneg, and unforce link up */
 				ew32(TXCW, mac->txcw);
 				ew32(CTRL, (ctrl & ~E1000_CTRL_SLU));

diff --git a/trunk/drivers/net/e1000e/defines.h b/trunk/drivers/net/e1000e/defines.h
@@ -516,6 +516,7 @@
 #define E1000_TXCW_ANE        0x80000000        /* Auto-neg enable */
 
 /* Receive Configuration Word */
+#define E1000_RXCW_CW         0x0000ffff        /* RxConfigWord mask */
 #define E1000_RXCW_IV         0x08000000        /* Receive config invalid */
 #define E1000_RXCW_C          0x20000000        /* Receive config */
 #define E1000_RXCW_SYNCH      0x40000000        /* Receive config synch */