On Sun, Jul 29, 2012 at 4:21 PM, Frederic Crozat <f...@crozat.net> wrote:
> Hi all,
>
> while upgrading my openSUSE 12.1 to 12.2RC2, I've noted a (big)
> regression for my PCI-express wifi card (TP-Link WDN4800), which uses
> a AR9300 (168c:0030) chipset.
>
> With openSUSE 12.2 RC2, Wifi link (WPA2-PSK) is established (according
> to iwconfig) but DHCP requests aren't acknowledged (I've checked with
> wireshark, nothing is coming back). openSUSE 12.2 RC2 is using kernel
> 3.4.4.
>
> I've reverted only the kernel to 12.1 kernel (3.1.10) has Wifi is
> working again (DHCP request answered).
>
> Then, I tried kernel 3.5.0 with no success (no DHCP answer) and I also
> tried installing latest compat-wireless stable on 3.1.10 kernel and it
> also broke Wifi.

could you please provide some more information regarding 2ghz/5ghz
and freq. it seems to be ok with latest wireless-testing with wpa2 psk.
could you please try with
http://linuxwireless.org/en/users/Download/#Where_to_download_bleeding_edge

>
> I've also tested older SUSE kernels:
> - one based on 3.2.10, which is also working fine.
> - one based on 3.3.6, which doesn't work
>
> I look like a change between 3.2.10 and 3.3.6 broke AR9300 somehow.
>
> I've also tried to disable ASPM in the kernels (but it wasn't enabled,
> according to lspci), with no success.
>
> If you need any additional debug trace or want me to test a particular
> patch, just ask.
>
> Thank you in advance for your help.
>
> --
> Frederic Crozat
> _______________________________________________
> ath9k-devel mailing list
> ath9k-devel@lists.ath9k.org
> https://lists.ath9k.org/mailman/listinfo/ath9k-devel



-- 
thanks,
shafi
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