Hi, Simon

Thanks for reporting. It seems that I have not done enough testing on this.

Anyway, Felix has submitted a patch on this:
http://www.spinics.net/lists/linux-wireless/msg104045.html

----
Chun-Yeow

On Wed, Feb 27, 2013 at 8:12 PM, Simon Arlott <si...@fire.lp0.eu> wrote:
> On 21/02/13 03:33, Linux Kernel Mailing List wrote:
>> Gitweb:     
>> http://git.kernel.org/linus/;a=commit;h=4a5fc6d7074de72dd836fbb9c5cd79f9a491871c
>> Commit:     4a5fc6d7074de72dd836fbb9c5cd79f9a491871c
>> Parent:     92941382e8b80c55a4ad06b88a3bf95110969693
>> Author:     Chun-Yeow Yeoh <yeohchuny...@gmail.com>
>> AuthorDate: Fri Jan 25 12:47:50 2013 +0800
>> Committer:  John W. Linville <linvi...@tuxdriver.com>
>> CommitDate: Wed Jan 30 15:06:44 2013 -0500
>>
>>     rt2x00: allow AP and mesh mode to operate simultaneously
>>
>>     Allow AP and Mesh mode to operate concurrently using
>>     single radio. Verify this using fonera 2.0n featuring
>>     RT3052 chipset and also TP-LINK TL-WN727N featuring
>>     RT5370 chipset.
>
> This breaks the probe of my RT3071 device (Tenda W322UA):
> [ 4376.598444] phy0 -> rt2x00_set_chip: Info - Chipset detected - rt: 3071, 
> rf: 0008, rev: 021c.
> [ 4376.598700] ------------[ cut here ]------------
> [ 4376.598717] WARNING: at net/wireless/core.c:443 wiphy_register+0x549/0x6c0 
> [cfg80211]()
> [ 4376.598719] Hardware name: empty
> [ 4376.598721] Modules linked in: rt2800usb(+) rt2800lib rt2x00usb rt2x00lib 
> mac80211 cfg80211 8021q garp bnep rfcomm bridge stp ext4 jbd2 
> nf_conntrack_ipv6 ipt_REJECT nf_defrag_ipv6 iptable_filter xt_state 
> iptable_mangle ip6t_REJECT iptable_nat xt_tcpudp nf_conntrack_ipv4 
> nf_defrag_ipv4 nf_nat_ipv4 nf_nat ip6table_filter xt_dscp xt_string xt_owner 
> xt_NFQUEUE xt_multiport xt_mark xt_iprange xt_hashlimit xt_conntrack 
> ip_tables xt_connmark nf_conntrack ip6_tables x_tables fuse btusb crc_ccitt 
> kvm_amd bluetooth kvm zaurus cdc_ether usbnet crc16 [last unloaded: cfg80211]
> [ 4376.598758] Pid: 15052, comm: modprobe Tainted: G        W    3.8.0+ 
> #09507-g19cd6a2
> [ 4376.598760] Call Trace:
> [ 4376.598770]  [<ffffffff8104912a>] warn_slowpath_common+0x7a/0xc0
> [ 4376.598773]  [<ffffffff81049185>] warn_slowpath_null+0x15/0x20
> [ 4376.598779]  [<ffffffffa0293a79>] wiphy_register+0x549/0x6c0 [cfg80211]
> [ 4376.598786]  [<ffffffffa002c57f>] ? rt2x00lib_probe_dev+0x34f/0x770 
> [rt2x00lib]
> [ 4376.598801]  [<ffffffffa02c75e7>] ieee80211_register_hw+0x3a7/0x830 
> [mac80211]
> [ 4376.598805]  [<ffffffffa002c7c2>] rt2x00lib_probe_dev+0x592/0x770 
> [rt2x00lib]
> [ 4376.598809]  [<ffffffffa001c320>] rt2x00usb_probe+0x160/0x220 [rt2x00usb]
> [ 4376.598818]  [<ffffffffa00ef240>] rt2800usb_probe+0x10/0x20 [rt2800usb]
> [ 4376.598830]  [<ffffffff814b6b78>] usb_probe_interface+0x1d8/0x2b0
> [ 4376.598835]  [<ffffffff81411406>] driver_probe_device+0x76/0x230
> [ 4376.598838]  [<ffffffff8141165b>] __driver_attach+0x9b/0xa0
> [ 4376.598842]  [<ffffffff814115c0>] ? driver_probe_device+0x230/0x230
> [ 4376.598845]  [<ffffffff8140f916>] bus_for_each_dev+0x56/0x90
> [ 4376.598849]  [<ffffffff81410f59>] driver_attach+0x19/0x20
> [ 4376.598851]  [<ffffffff81410a96>] bus_add_driver+0xf6/0x260
> [ 4376.598854]  [<ffffffff81411b73>] driver_register+0x73/0x160
> [ 4376.598858]  [<ffffffffa010a000>] ? 0xffffffffa0109fff
> [ 4376.598861]  [<ffffffff814b587a>] usb_register_driver+0x9a/0x150
> [ 4376.598879]  [<ffffffffa010a000>] ? 0xffffffffa0109fff
> [ 4376.598892]  [<ffffffffa010a01e>] rt2800usb_driver_init+0x1e/0x1000 
> [rt2800usb]
> [ 4376.598906]  [<ffffffff810002f6>] do_one_initcall+0x116/0x160
> [ 4376.598915]  [<ffffffff810986a2>] load_module+0x1b52/0x22a0
> [ 4376.598918]  [<ffffffff810947c0>] ? sys_getegid16+0x50/0x50
> [ 4376.598922]  [<ffffffff81098e94>] sys_init_module+0xa4/0xd0
> [ 4376.598927]  [<ffffffff817544d6>] system_call_fastpath+0x1a/0x1f
> [ 4376.598929] ---[ end trace 52dc8aa1355df590 ]---
> [ 4376.598932] interface_modes=0000007e types=00000088 <-- interface_modes 
> does not contain NL80211_IFTYPE_MESH_POINT
> [ 4376.598934] phy0 -> rt2x00lib_probe_dev: Error - Failed to initialize hw.
> [ 4376.598958] rt2800usb: probe of 1-4.6:1.0 failed with error -22
>
>>     Signed-off-by: Chun-Yeow Yeoh <yeohchuny...@gmail.com>
>>     Acked-by: Helmut Schaa <helmut.sc...@googlemal.com>
>>     Acked-by: Gertjan van Wingerde <gwinge...@gmail.com>
>>     Signed-off-by: John W. Linville <linvi...@tuxdriver.com>
>> ---
>>  drivers/net/wireless/rt2x00/rt2x00dev.c |    3 ++-
>>  1 files changed, 2 insertions(+), 1 deletions(-)
>>
>> diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c 
>> b/drivers/net/wireless/rt2x00/rt2x00dev.c
>> index 92a0aa5..1031db6 100644
>> --- a/drivers/net/wireless/rt2x00/rt2x00dev.c
>> +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
>> @@ -1236,7 +1236,8 @@ static inline void 
>> rt2x00lib_set_if_combinations(struct rt2x00_dev *rt2x00dev)
>>        */
>>       if_limit = &rt2x00dev->if_limits_ap;
>>       if_limit->max = rt2x00dev->ops->max_ap_intf;
>> -     if_limit->types = BIT(NL80211_IFTYPE_AP);
>> +     if_limit->types = BIT(NL80211_IFTYPE_AP) |
>> +                     BIT(NL80211_IFTYPE_MESH_POINT);
>>
>>       /*
>>        * Build up AP interface combinations structure.
>
> --
> Simon Arlott
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