[Debian-eeepc-devel] Bug#485236: eeepc-acpi-scripts: Fn+F2 sometimes fails to switch wireless on

[Trevor]

Alan Jenkins wrote:
> On 8/11/09, Alan Jenkins <sourcejedi.lkml at googlemail.com> wrote:
>> On 8/11/09, Trevor <trevor.chart at gmail.com> wrote:
>>> Alan Jenkins wrote:
>>>> 			  On 2.6.30, eeepc-laptop is intended to replace
>>>> the force-loading of pciehp.  It would be good to know why it doesn't
>>>> work on the 900A when it works on other machines.  Maybe we can fix
>>>> it.
>>> I don't have any idea why, but it's definitely not working here. I'm
>>> happy to help however I can
>>>
>>>> Does dmesg show any errors during the initialisation of eeepc-laptop?
>>>>
>>>> I would be interested in the full output of dmesg and acpidump.
>>>>
>>>> Regards
>>>> Alan
>>> I don't see anything out-of-place in dmesg, but I've never seen the
>>> successful version, so my eyes are likely not the best to look at it.
>>> full output of dmesg is attached,
>> [   10.405347] eeepc: Eee PC Hotkey Driver
>> [   10.406016] eeepc: Hotkey init flags 0x41
>> [   10.406214] eeepc: Get control methods supported: 0x181701
>> [   10.406403] input: Asus EeePC extra buttons as
>> /devices/virtual/input/input1
>>
>> Thanks.  I don't see any problem here.
>>
>>> how would I get you the acpidump?
>> Simples :-).  It'll be 100k+ so I guess it's best to send off-list (or
>> use pastebin etc).
>>
>> sudo apt-get install acpidump
>> sudo acpidump > acpidump.out
>>
>>
>> Also, can you please run a test for me?  It should help confirm that
>> the problem is what it looks like.  Without pciehp loaded, what is the
>> result of
>>
>> cat /sys/bus/pci/slots/eeepc-wifi/adaptor
>>
>> both after you disable the wifi, and then after you enable it again.
> 
> Sorry, thats "adapter" with an e... and it won't help.
> 
> Let's check what happens to the network interface instead. Does the
> directory "/sys/class/net/wlan0" still exist when you disable the
> wireless (without pciehp loaded)?
> 
> Thanks
> Alan

Here's my command record for your test:

trevor at Myri:~$ #verify that pciehp isn't loaded
trevor at Myri:~$ lsmod | grep pciehp
trevor at Myri:~$ #wlan up and working off of boot-up
trevor at Myri:~$ cd /sys/class/net/wlan0
trevor at Myri:/sys/class/net/wlan0$ ls
address    device    flags    link_mode  power	       type
addr_len   dev_id    ifalias  mtu	 statistics    uevent
broadcast  dormant   ifindex  operstate  subsystem
carrier    features  iflink   phy80211	 tx_queue_len
trevor at Myri:/sys/class/net/wlan0$ cd
trevor at Myri:~$ #wlan  off
trevor at Myri:~$ sudo /etc/acpi/actions/wireless.sh off
Detected eeepc-wlan as rfkill /sys/class/rfkill/rfkill0
Detected WLAN module ath5k on wlan0
There is already a pid file /var/run/dhclient.wlan0.pid with pid 2638
killed old client process, removed PID file
Internet Systems Consortium DHCP Client V3.1.2p1
Copyright 2004-2009 Internet Systems Consortium.
All rights reserved.
For info, please visit http://www.isc.org/sw/dhcp/

Listening on LPF/wlan0/00:15:af:c9:9f:d9
Sending on   LPF/wlan0/00:15:af:c9:9f:d9
Sending on   Socket/fallback
DHCPRELEASE on wlan0 to 192.168.0.1 port 67
Error for wireless request "Set Mode" (8B06) :
     SET failed on device wlan0 ; Invalid argument.
trevor at Myri:~$ cd /sys/class/net/wlan0
bash: cd: /sys/class/net/wlan0: No such file or directory
trevor at Myri:~$ #wlan back on
trevor at Myri:~$ sudo /etc/acpi/actions/wireless.sh on
Detected eeepc-wlan as rfkill /sys/class/rfkill/rfkill0
Detected WLAN module ath5k on wlan0
wlan0: ERROR while getting interface flags: No such device
Detected eeepc-wlan as rfkill /sys/class/rfkill/rfkill0
Detected WLAN module ath5k on wlan0
Internet Systems Consortium DHCP Client V3.1.2p1
Copyright 2004-2009 Internet Systems Consortium.
All rights reserved.
For info, please visit http://www.isc.org/sw/dhcp/

Bind socket to interface: No such device
trevor at Myri:~$ cd /sys/class/net/wlan0
bash: cd: /sys/class/net/wlan0: No such file or directory
trevor at Myri:~$

ACPI dump is coming off-list - anyone who wants a copy for themselves, 
just let me know.

Thanks for all the help,

Trevor