[rt2x00-users] About the .start function in ieee80211_ops.

[Johannes Berg]

On Tue, 2012-03-20 at 20:29 +0800, Matt Chen wrote:
> Hi Johannes,
> 
> 2012/3/20 Johannes Berg <johannes at sipsolutions.net>:
> > 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.

johannes