Hi,
[added rt2400-devel (rt2x00 development mailinglist) to the CC list.]
> > > > I have a series of tests I would like to request from you,
> > > > you mentioned you already enabled debugfs, and that is just what we
> > > > need. ;)
> > > > Please use attached script to create dumps of the hardware register
> > > > contents.
> > > >
> > > > There are specific moments that should be dumped:
> > > > - kernel 2.6.24 (last known working version for you).
> > > > - kernel 2.6.25-rc2 (after ifup, before TX dies)
> > > > - kernel 2.6.25-rc2 (after ifup, after TX dies)
> > > >
> > >
> > > These diagnostics are attached, with obvious filenames.
> >
> > Thanks. I think I found something, please test below patch:
> >
>
> I've tried the patch but, unfortunately, my wireless LAN still dies after a
> few pings.
Could you use below patch instead, and make a new dump of the register?
I'm still convinced the breakage occurs in the antenna diversity (or rather, I
believe
it attempts a software diversity for your card while in fact it shouldn't).
> The frame dump diagnostics you asked for are attached. This is a fresh dump
> taken
> tonight running the driver with your patch applied.
Thanks, I think I miss some information in that dump,
but that is okay for now.
Ivo
---
diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c
b/drivers/net/wireless/rt2x00/rt2x00dev.c
index 015738a..65a512f 100644
--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
@@ -223,7 +223,7 @@ static void rt2x00lib_evaluate_antenna_eval(struct
rt2x00_dev *rt2x00dev)
* sample the rssi from the other antenna to make a valid
* comparison between the 2 antennas.
*/
- if ((rssi_curr - rssi_old) > -5 || (rssi_curr - rssi_old) < 5)
+ if (abs(rssi_curr - rssi_old) < 5)
return;
rt2x00dev->link.ant.flags |= ANTENNA_MODE_SAMPLE;
@@ -249,10 +249,10 @@ static void rt2x00lib_evaluate_antenna(struct rt2x00_dev
*rt2x00dev)
rt2x00dev->link.ant.flags &= ~ANTENNA_TX_DIVERSITY;
if (rt2x00dev->hw->conf.antenna_sel_rx == 0 &&
- rt2x00dev->default_ant.rx != ANTENNA_SW_DIVERSITY)
+ rt2x00dev->default_ant.rx == ANTENNA_SW_DIVERSITY)
rt2x00dev->link.ant.flags |= ANTENNA_RX_DIVERSITY;
if (rt2x00dev->hw->conf.antenna_sel_tx == 0 &&
- rt2x00dev->default_ant.tx != ANTENNA_SW_DIVERSITY)
+ rt2x00dev->default_ant.tx == ANTENNA_SW_DIVERSITY)
rt2x00dev->link.ant.flags |= ANTENNA_TX_DIVERSITY;
if (!(rt2x00dev->link.ant.flags & ANTENNA_RX_DIVERSITY) &&
--
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