Regression in ath driver with AR9280 at revision 203159

[Rui Paulo]

On 9 Feb 2010, at 20:27, Frederic Chardon wrote:

> Good day,
> 
> I own an Acer Aspire 5535 which is equipped with an AR9280 wireless
> chipset. From revision 203159 it simply stopped working: ifconfig
> shows "no carrier" and ifconfig wlan0 scan has no output. Up to
> r203158 everything was ok.
> 
> pciconf -lcvb:
> ath0 at pci0:6:0:0:	class=0x028000 card=0x03031a32 chip=0x002a168c
> rev=0x01 hdr=0x00
>    vendor     = 'Atheros Communications Inc.'
>    device     = 'Atheros AR5B91 Wireless Network Adapter (0001)'
>    class      = network
>    bar   [10] = type Memory, range 64, base 0xf0400000, size 65536, enabled
>    cap 01[40] = powerspec 2  supports D0 D1 D3  current D0
>    cap 05[50] = MSI supports 1 message
>    cap 10[60] = PCI-Express 1 legacy endpoint max data 128(128) link x1(x1)
>    cap 11[90] = MSI-X supports 1 message in map 0x10
> 
> verbose dmesg:
> ath0: <Atheros 9280> mem 0xf0400000-0xf040ffff irq 18 at device 0.0 on pci6
> ath0: [MPSAFE]
> ath0: [ITHREAD]
> ath0: 11b rates: 1Mbps 2Mbps 5.5Mbps 11Mbps
> ath0: 11g rates: 1Mbps 2Mbps 5.5Mbps 11Mbps 6Mbps 9Mbps 12Mbps 18Mbps
> 24Mbps 36Mbps 48Mbps 54Mbps
> ath0: 11ng MCS: 15Mbps 30Mbps 45Mbps 60Mbps 90Mbps 120Mbps 135Mbps
> 150Mbps 30Mbps 60Mbps 90Mbps 120Mbps 180Mbps 240Mbps 270Mbps 300Mbps
> ath0: AR9280 mac 128.2 RF5133 phy 13.0
> ath0: Use hw queue 1 for WME_AC_BE traffic
> ath0: Use hw queue 0 for WME_AC_BK traffic
> ath0: Use hw queue 2 for WME_AC_VI traffic
> ath0: Use hw queue 3 for WME_AC_VO traffic
> ath0: Use hw queue 8 for CAB traffic
> ath0: Use hw queue 9 for beacons
> 
> Is there anything I could do?

Enable AH_DEBUG and boot with 'hw.ath.hal.debug=0xffffffff'. Then send me the dmesg output.

--
Rui Paulo