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Re: About the .start function in ieee80211_ops.

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Hi Johannes,

2012/3/20 Johannes Berg <johannes@xxxxxxxxxxxxxxxx>:
> On Tue, 2012-03-20 at 20:29 +0800, Matt Chen wrote:
>> Hi Johannes,
>>
>> 2012/3/20 Johannes Berg <johannes@xxxxxxxxxxxxxxxx>:
>> > On Tue, 2012-03-20 at 14:02 +0800, Matt Chen wrote:
>> >> Hi all,
>> >> I have a issue recently for rt2800pci, the way to duplicate this is
>> >> 1. Press function key to set rfkill hard blocked, it would cause
>> >> driver to power off.
>> >> 2. reboot
>> >> 3. find when load the driver (rt2800pci), it would stop in "Registered
>> >> led device: rt2800pci-phy0::quality".
>> >>
>> >> Here you would find the rfkill_poll function is not started to work,
>> >> also the rt2x00mac_start() registered in rt2800pci_mac80211_ops
>> >> structure is not yet be executed.
>> >> My question is when or what condition the rt2x00mac_start()  would be
>> >> running, because if it is not yet executed, then it would not be able
>> >> to load the firmware in rt2x00lib_start().
>> >
>> > That's a bug in the driver then -- it should probably start the rfkill
>> > stuff without mac80211's start() command. start() is only called when
>> > the first interface comes up, but that will never happen if it's in
>> > rfkill block.
>> Do you have any idea which part of code would make the first interface
>> comes up ?  :)
>> Would that be in cfg80211 ?
>
> No code? You, as the user, running "ip link set wlan0 up" or
> network-manager doing something similar etc.
Big thank you for the information. :)
For rt2x00, is this the only way to make the driver executing the .run
function in ieee80211_ops structure definition ?

> johannes
>

-- 
Thank you.
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