[rt2x00-users] [PATCH] rt2500usb: fix powersaving random failures

[Ivo van Doorn]

On Monday 29 March 2010, Gertjan van Wingerde wrote:
> On 03/29/10 09:56, Ondrej Zary wrote:
> > This patch seems to fix random powersaving failure where the device state is
> > stuck at 1 (STATE_SLEEP) and does not change to 3 (STATE_AWAKE), resulting in
> > to associate and these error messages:
> > phy0 -> rt2500usb_set_device_state: Error - Device failed to enter state 3 (-16).
> > No probe response from AP xx:xx:xx:xx:xx:xx after 500ms, disconnecting.
> > 
> > Signed-off-by: Ondrej Zary <linux at rainbow-software.org>
> 
> Thanks. This looks good, but I'll rehash it against the latest state of affairs of rt2x00,
> so that the disabling of powersaving is undone at the same time.
> 
> John, I'll send you the rehashed patch tomorrow.

Is this change interesting for the other drivers as well?
Anyway, this one gets my Ack:

Acked-By: Ivo van Doorn <IvDoorn at gmail.com>

> ---
> Gertjan.
> 
> > 
> > --- linux-2.6.34-rc2-orig/drivers/net/wireless/rt2x00/rt2500usb.c	2010-03-20 02:17:57.000000000 +0100
> > +++ linux-2.6.34-rc2/drivers/net/wireless/rt2x00/rt2500usb.c	2010-03-29 09:38:02.000000000 +0200
> > @@ -648,6 +648,10 @@
> >  
> >  		rt2x00_set_field16(&reg, MAC_CSR18_AUTO_WAKE, 1);
> >  		rt2500usb_register_write(rt2x00dev, MAC_CSR18, reg);
> > +	} else {
> > +		rt2500usb_register_read(rt2x00dev, MAC_CSR18, &reg);
> > +		rt2x00_set_field16(&reg, MAC_CSR18_AUTO_WAKE, 0);
> > +		rt2500usb_register_write(rt2x00dev, MAC_CSR18, reg);
> >  	}
> >  
> >  	rt2x00dev->ops->lib->set_device_state(rt2x00dev, state);
> > 
> 
> 
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