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Re: forcedeth and kernel 2.6.5 has "no link"

To: John Wong <kernel@xxxxxxxxxxx>
Subject: Re: forcedeth and kernel 2.6.5 has "no link"
From: Manfred Spraul <manfred@xxxxxxxxxxxxxxxx>
Date: Fri, 16 Apr 2004 21:06:40 +0200
Cc: c-d.hailfinger.kernel.2004@xxxxxxx, netdev@xxxxxxxxxxx
In-reply-to: <20040416183844.GA2923@gambit.implode.net>
References: <20040416183844.GA2923@gambit.implode.net>
Sender: netdev-bounce@xxxxxxxxxxx
User-agent: Mozilla/5.0 (X11; U; Linux i686; fr-FR; rv:1.4.1) Gecko/20031114
John Wong wrote:

Under kernel 2.6.4, ethtool reports:

Settings for eth0:
       Link detected: yes

This is with forcedeth 0.23

Under kernel 2.6.5, ethtool reports:

Settings for eth0:
       Supports Wake-on: g
       Wake-on: d
       Link detected: no

This is with forcedeth 0.25


Odd. I'm not aware of any changes that might cause that difference. I'll check the diff.

I had submitted the bugzilla id 2283. 2496 is something that I am
experiencing too.


Could you try the attached patch?


-- Manfred
--- 2.6/drivers/net/forcedeth.c 2004-04-10 09:52:45.000000000 +0200
+++ build-2.6/drivers/net/forcedeth.c   2004-04-13 18:58:59.000000000 +0200
@@ -1263,6 +1263,14 @@
                                dev->name, id1, id2, i);
                np->phyaddr = i;
 
+               if (id1 == 0x0015 && (id2 &0xfff0) == 0xf440) {
+                       printk(KERN_DEBUG "%s: open: Found ICS, applying 
workaround.\n", dev->name);
+                       /* workaround for ICS1893 PHY */
+                       mii_rw(dev, i, 0x0018, 0xD200);
+                       set_current_state(TASK_UNINTERRUPTIBLE);
+                       schedule_timeout(HZ);
+               }
+
                spin_lock_irq(&np->lock);
                nv_update_linkspeed(dev);
                spin_unlock_irq(&np->lock);
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