linux-kernel - Re: b43 on HP nx6325 w/ openSUSE 10.3 (x86

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Message-ID: <47309C50.5030106@lwfinger.net>
Date:	Tue, 06 Nov 2007 10:54:40 -0600
From:	Larry Finger <larry.finger@...inger.net>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
CC:	bcm43xx-dev@...ts.berlios.de, Michael Buesch <mb@...sch.de>,
	LKML <linux-kernel@...r.kernel.org>,
	Stefano Brivio <stefano.brivio@...imi.it>
Subject: Re: b43 on HP nx6325 w/ openSUSE 10.3 (x86_64)

Rafael J. Wysocki wrote:
> On Monday, 5 of November 2007, Larry Finger wrote:
>> Rafael J. Wysocki wrote:
>>> Hi,
>>>
>>> I'm trying to make the b43 driver work on an HP nx6325 with openSUSE 10.3
>>> (64-bit).  In short, it sort of works, but some things are a bit ugly.
>>>
>>> The kernel is the current -git (approx. 2.6.24-rc1-git13) with the following
>>> extra patches applied:
>>>
>>> b43: Fix rfkill callback deadlock
>>> b43: debugfs SHM read buffer overrun fix
>>> b43: Rewrite and fix rfkill init
>>>
>>> and I'm using the firmware from
>>> http://downloads.openwrt.org/sources/broadcom-wl-4.80.53.0.tar.bz2
>>>
>>> Here's the debug info from dmesg:
>>>
>>> b43-phy1: Broadcom 4311 WLAN found
>>> b43-phy1 debug: Found PHY: Analog 4, Type 2, Revision 8
>>> b43-phy1 debug: Found Radio: Manuf 0x17F, Version 0x2050, Revision 2
>>> b43-phy1 debug: Loading firmware version 351.126 (2006-07-29 05:54:02)
>>> Registered led device: b43-phy1:tx
>>> Registered led device: b43-phy1:rx
>>> b43-phy1 debug: Chip initialized
>>> b43-phy1 debug: 32-bit DMA initialized
>>> b43-phy1 debug: Wireless interface started
>>> b43-phy1 debug: Adding Interface type 2
>>>
>>> Now, the first problem is that the card seems to lose frames from time to
>>> time.  This is visible in the output of mtr and while trying to transfer large
>>> files using scp.  With scp the transfer just stalls and stays this way although
>>> the other end is pingable etc. (eg. attempting to transfer more than 400 MB at
>>> once triggers this 100% of the time).
>>>
>>> If you can suggest some more specific tests to me, I'll run them and report
>>> back.
>>>
>>> The second problem is that YaST is apparently unable to detect the device,
>>> which sort of sucks, because it leads to configuration problems (basically, you
>>> need to set up everything manually).  Evidently, udev manages to handle it, so
>>> this may be related to HAL.  Anyway, it looks like the problem is related to
>>> the fact that the device is not present under /sys/bus/pci/devices/ directly,
>>> but you need to go through the ssb0:0 subdirectory to get to it.
>>>
>>> Do you have any ideas how to tell the user space stuff where the devices is
>>> in sysfs?
>> Your configuration is exactly like mine - openSUSE 10.3, x86_64 with Linus's latest git, and a 4311.
>>  I have not used mtr or scp and cannot comment on your transfer problems.
> 
> That may be AP-related, but I had no such problems with the bcm43xx used
> previously on the same hardware w/ the same AP.
> 
>> I have had 0 problems configuring the device with YaST.
> 
> Hm, I wonder what I've done wrong, then. :-)
> 
> Can you send me /etc/sysconfig/network/ifcfg-wlan0 (or whatever the card is
> visible as on your system) from the x86_64 laptop?

This config file is for WPA-PSK TKIP

BOOTPROTO='dhcp'
BROADCAST=''
ETHTOOL_OPTIONS=''
IFPLUGD_PRIORITY='10'
IPADDR=''
MTU=''
NAME='Hewlett-Packard Company WLAN controller'
NETMASK=''
NETWORK=''
REMOTE_IPADDR=''
STARTMODE='ifplugd'
USERCONTROL='yes'
WIRELESS_AP=''
WIRELESS_AUTH_MODE='psk'
WIRELESS_BITRATE='auto'
WIRELESS_CA_CERT=''
WIRELESS_CHANNEL=''
WIRELESS_CLIENT_CERT=''
WIRELESS_CLIENT_KEY=''
WIRELESS_CLIENT_KEY_PASSWORD=''
WIRELESS_DEFAULT_KEY='0'
WIRELESS_EAP_AUTH=''
WIRELESS_EAP_MODE=''
WIRELESS_ESSID='lwfdjf'
WIRELESS_FREQUENCY=''
WIRELESS_KEY=''
WIRELESS_KEY_0=''
WIRELESS_KEY_1=''
WIRELESS_KEY_2=''
WIRELESS_KEY_3=''
WIRELESS_KEY_LENGTH='128'
WIRELESS_MODE='Managed'
WIRELESS_NICK=''
WIRELESS_NWID=''
WIRELESS_PEAP_VERSION=''
WIRELESS_POWER='yes'
WIRELESS_WPA_ANONID=''
WIRELESS_WPA_IDENTITY=''
WIRELESS_WPA_PASSWORD=''
WIRELESS_WPA_PSK='<My secret>'

Larry
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