Re: ACPI Standby and nvidia ethernet driver causes network errors and drops

[Manfred Spraul <manfred@colorfullife.com>]

Hi Avuton,


> I have not been able to duplicate this without going into standby,
> thus this bug may have existed before 2.6.12, as I just started using
> ACPI standby.
>
>  
Could you try the attached patch? Lots of error are often caused by half 
duplex/full duplex mismatches, and such a bug was just fixed.

--
   Manfred

--- 2.6/drivers/net/forcedeth.c	2005-08-14 11:17:03.000000000 +0200
+++ build-2.6/drivers/net/forcedeth.c	2005-08-14 11:16:53.000000000 +0200
@@ -93,6 +93,8 @@
  *      0.40: 19 Jul 2005: Add support for mac address change.
  *      0.41: 30 Jul 2005: Write back original MAC in nv_close instead
  *			   of nv_remove
+ *      0.42: 06 Aug 2005: Fix lack of link speed initialization
+ *			   in the second (and later) nv_open call
  *
  * Known bugs:
  * We suspect that on some hardware no TX done interrupts are generated.
@@ -104,7 +106,7 @@
  * DEV_NEED_TIMERIRQ will not harm you on sane hardware, only generating a few
  * superfluous timer interrupts from the nic.
  */
-#define FORCEDETH_VERSION		"0.41"
+#define FORCEDETH_VERSION		"0.42"
 #define DRV_NAME			"forcedeth"
 
 #include <linux/module.h>
@@ -2178,6 +2180,9 @@
 		writel(NVREG_MIISTAT_MASK, base + NvRegMIIStatus);
 		dprintk(KERN_INFO "startup: got 0x%08x.\n", miistat);
 	}
+	/* set linkspeed to invalid value, thus force nv_update_linkspeed
+	 * to init hw */
+	np->linkspeed = 0;
 	ret = nv_update_linkspeed(dev);
 	nv_start_rx(dev);
 	nv_start_tx(dev);