Search Linux Wireless

Re: [PATCH 2/2] enhance /sys/class/rfkill/<rfkill>/state interface

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi Florian,

> > > Introduce a new state-value RFKILL_STATE_SOFT_AND_HARD_BLOCKED
> > > which is returned only through the sysfs state file.
> > > The other interfaces are designed so that they don't need this extra
> > > state.
> > > 
> > > This allows the sysfs to represent all possible states an rfkill
> > > driver can
> > > have.
> > > 
> > > Signed-off-by: Florian Mickler <florian@xxxxxxxxxxx>
> > > ---
> > > 
> > > After stumbling over this arbitrary limitation of
> > > sys/class/rfkill/*/state I
> > > wondered what would hinder this patch?
> > 
> > This is not backward compatible, so can't be done.
> > 
> > johannes
> 
> hmm... ah, i see... if driver is in hard'n'soft-block state 
> an userspace program would expect to read hardblock instead of the
> new hard'n'softblock-state... 
> now that i think of it, it even becomes obvious :) 

a userspace program would be expected to use /dev/rfkill and do this
properly. Don't bother with sysfs at all.

Regards

Marcel


--
To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Linux Host AP]     [ATH6KL]     [Linux Bluetooth]     [Linux Netdev]     [Kernel Newbies]     [Linux Kernel]     [IDE]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux ATA RAID]     [Samba]     [Device Mapper]
  Powered by Linux