Thread (6 messages) 6 messages, 3 authors, 2009-07-01

Re: [2.6.31-rc1] iwlagn (4965): regression when hardware rf switch is used

From: Frans Pop <hidden>
Date: 2009-06-29 09:49:10
Also in: linux-wireless, lkml

On Monday 29 June 2009, Johannes Berg wrote:
quoted
[enable]
usb 3-1: new full speed USB device using uhci_hcd and address 3
usb 3-1: configuration #1 chosen from 1 choice
That is completely unrelated. You plugged in a USB device too :)
No, it's my "bluetooth + wlan" device. Note that disabling wireless with 
the hardware switch also gives 'usb 3-1: USB disconnect, address 2'.
From lsusb:
Bus 003 Device 002: ID 03f0:171d Hewlett-Packard Wireless (Bluetooth + 
WLAN) Interface [Integrated Module]
quoted
A lot uglier with those errors. And after that I have to run
ifdown/ifup before networking is up again (ifup only does not work as
it will complain "interface already configured"):
And that's actually expected, and/or a bug in the debian networking
scripts.
(You can trigger the same problem by doing
ifup wlan0
ip link set wlan0 down
ifup wlan0 -> error)
OK, I can accept that. Wonder why it does work with 2.6.30 then. But it 
can certainly wait until the driver problem you mentioned is resolved.
To get your network connection back automatically we will require
changes to userland tools to listen to rfkill events.
quoted
BTW, would it make sense to bring back the first two lines shown with
.30 (or at least the first one):
   iwlagn 0000:10:00.0: Radio Frequency Kill Switch is On:
   Kill switch must be turned off for wireless networking to work.
IMHO it's good to register the reason for the disconnect.
I guess something like that could be added to cfg80211:
phy0: taking interfaces down due to rfkill
Yes, that would be nice.

Thanks,
FJP
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