netdev - Re: dead network on JS21 with tg3 driver after flowcontrol changes

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Message-ID: <20080515171520.GA20953@localdomain>
Date:	Thu, 15 May 2008 10:15:20 -0700
From:	"Matt Carlson" <mcarlson@...adcom.com>
To:	"Olaf Hering" <olaf@...fle.de>
cc:	"Matt Carlson" <mcarlson@...adcom.com>,
	"Michael Chan" <mchan@...adcom.com>, linuxppc-dev@...abs.org,
	netdev@...r.kernel.org
Subject: Re: dead network on JS21 with tg3 driver after flowcontrol
 changes

If you were to start with the original file, does the following patch
fix the problem?


diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 07b3f77..4c248d7 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -3168,8 +3168,7 @@ static int tg3_setup_fiber_mii_phy(struct tg3 *tp, int force_reset)
 	err |= tg3_readphy(tp, MII_BMCR, &bmcr);
 
 	if ((tp->link_config.autoneg == AUTONEG_ENABLE) && !force_reset &&
-	    (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT) &&
-	     tp->link_config.flowctrl == tp->link_config.active_flowctrl) {
+	    (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT)) {
 		/* do nothing, just check for link up at the end */
 	} else if (tp->link_config.autoneg == AUTONEG_ENABLE) {
 		u32 adv, new_adv;


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