Date:	Sun, 29 Apr 2012 01:26:10 +0200
From:	Sedat Dilek <sedat.dilek@...glemail.com>
To:	Jim Cromie <jim.cromie@...il.com>
Cc:	Lennert Buytenhek <buytenh@...tstofly.org>,
	"John W. Linville" <linville@...driver.com>,
	linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
	lautriv <admin@...dplug.net>
Subject: Re: [PATCH] mwl8k: Add 0x2a02 PCI device-id (Marvell 88W8361)

On Sun, Apr 29, 2012 at 1:11 AM, Jim Cromie <jim.cromie@...il.com> wrote:
> On Sat, Apr 28, 2012 at 4:49 PM, Sedat Dilek <sedat.dilek@...glemail.com> wrote:
>> On Sun, Apr 29, 2012 at 12:36 AM, Jim Cromie <jim.cromie@...il.com> wrote:
>
>>>>> As already pointed out, no Marwell WLAN hardware here. Marvell comics
>>>>> of course :-).
>
> (I had to leave that one..:-)
>
>
>
>>>>
>>>> A new tarball from lautriv with same outputs as before, but now tested
>>>> with Linux-3.4-rc4.
>>>>
>>>> - Sedat -
>>>
>>>
>>> heres my logs, using firmware extracted by Sedat's script,
>>> and the patch on mwl8k.c
>>>
>>> bottom-line, it appears to be working.
>>>
>>> its contents are a bit more pedantic, and includes data for
>>> another wifi card (rtl8180 based) also in the box.
>>> It was obtained by this script:
>>>
>>> #!/bin/bash
>>>
>>> # dmesg (Linux-3.3.3)
>>> # e_n_a (/etc/network/interfaces)
>>> # ifconfig output
>>> # iwconfig output
>>> # iw_phy output
>>> # ps_axu (WPA) output
>>>
>>> devs="wlan0 wlan1"
>>> apmac=00:14:d1:e8:65:0a
>>>
>>> loudly () {
>>>    echo "# $@"
>>>    fname=`echo $@ | sed -e 's/ /-/g'`
>>>    $@ 2> $fname-err | tee $fname
>>>    [ $? != 0 ] && echo non-zero exit on $fname: $?
>>>    [ -s $fname-err ] || rm $fname-err
>>> }
>>>
>>> ( iw --debug event -f > iw-event-f )&
>>> pid_event=$!
>>>
>>> for N in 0 1 ; do
>>>    loudly iw dev wlan$N interface add fish$N type monitor # flags none
>>>    loudly iw dev fish$N set channel 8
>>>    loudly ifconfig fish$N up
>>>    ( tcpdump -i fish$N -s 65000 -p -U -w  fish$N.dump )&
>>>    pid_dump_fish$N=$!
>>> done
>>>
>>> loudly iw list
>>>
>>> #loudly iwspy
>>> # gives: Interface doesn't support wireless statistic collection
>>>
>>> for dev in $devs ; do
>>>    loudly ifconfig $dev
>>>    loudly iwconfig $dev
>>>    loudly iwlist $dev scan
>>>    loudly iw dev $dev info
>>>    loudly iw dev $dev link
>>>    loudly iw dev $dev scan
>>>    loudly iw dev $dev survey dump
>>> done
>>>
>>> for phy in $phys ; do
>>>    loudly iw phy $phy info
>>> done
>>>
>>> # these are unsupported on wlan0
>>> loudly iw dev wlan1 survey dump
>>> loudly iw dev wlan1 station dump
>>> loudly iw dev wlan1 station get $apmac
>>>
>>>
>>> for N in 0 1 ; do
>>>    loudly iw dev fish$N del
>>> done
>>>
>>> kill $pid_dump_fish0 $pid_dump_fish0
>>> kill $pid_event
>>>
>>> dmesg > dmesg
>>>
>>> grep -vE '^#|key' /etc/network/interfaces > e_n_a
>>>
>>> exit
>>
>> Hi Jim,
>>
>> thanks for your testing and the nice testcase-script!
>>
>> lautriv you wanna run some more tests with Jim's script?
>>
>> Jim, how stable/fast/reliable is your WLAN connection?
>> Suspend/resume tested?
>
> I havent tested reliability in any way.
> in fact, I havent tested any data-xfer per se,
> will do an iperf test soon.
>
> That said, bitrate is quite low, I havent looked at why.
>
> jimc@...mly:~/projects/lx/wifi/mwl8k-8361p-logs$ grep -i MBit *
> iw-dev-wlan0-link:      tx bitrate: 11.0 MBit/s
> iw-dev-wlan1-link:      tx bitrate: 1.0 MBit/s
> iw-dev-wlan1-station-dump:      tx bitrate:     1.0 MBit/s
> iw-dev-wlan1-station-get-00:14:d1:e8:65:0a:     tx bitrate:     1.0 MBit/s
>
> my laptop is much faster than both cards in the soekris box, to same AP
>
> Connected to 00:14:d1:e8:65:0a (on wlan0)
>        SSID: yoduh
>        freq: 2447
>        RX: 191134302 bytes (2120068 packets)
>        TX: 17440426 bytes (120666 packets)
>        signal: -45 dBm
>        tx bitrate: 54.0 MBit/s
>
>        bss flags:
>        dtim period:    0
>        beacon int:     100
>
>
> If you all have some suggestions on this, Id like to hear them.
> And of course, any other testing you'd like too.
>
>
>>
>> Hope this helps to get native Linux support for 8361p.
>
> hear hear.
> FWIW,  I pulled this card out of a dead Netgear WNR854T,
> which is linux based (and GPL compliant)
>
>> Regards,
>> - Sedat -
>>
>> P.S.: BTW, only to clarify it should be "e_n_i" as short-form for
>> /etc/network/interfaces file, but e_n_a sounds more female and nicer
>> :-).
>
> I caught that, but it wasnt worth "correcting" ;-)
>
> thanks
> Jim

Unfortunately, [1] says not much about debugging.
Anyway, Lennert has some new informations.
Let's see what the experts will say.

- Sedat -

[1] http://wireless.kernel.org/en/users/Drivers/mwl8k
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