Re: [PATCH 1/6] iwlwifi: schedule to deprecate software scan support

["Guy, Wey-Yi" <wey-yi.w.guy@intel.com>]

Johannes, could you help to answer!


On Wed, 2010-10-06 at 12:03 -0700, John W. Linville wrote:
> On Wed, Oct 06, 2010 at 10:51:40AM -0700, Guy, Wey-Yi wrote:
> > On Wed, 2010-10-06 at 10:36 -0700, John W. Linville wrote:
> > > On Wed, Oct 06, 2010 at 08:23:08AM -0700, Wey-Yi Guy wrote:
> > > > Hardware scan is the prefer method for all iwlwifi devices;
> > > > especially for dual-mode functions. Schedule to deprecate the
> > > > software scan support in kernel 2.6.40
> > > > 
> > > > Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
> > > 
> > > Hmmm...perhaps you have more confidence in this than I do?
> > > My experience suggests that hardware scanning has been the source of
> > > a number of problems and having the option to turn it off has provided
> > > a useful workaround for any number of users.
> > > 
> > > Anyone else have heartburn over this one?
> > > 
> > The current HW scan implementation was improve a lot and sw scan will
> > cause problem, especially once we introduce P2P.
> 
> What support issues are caused by supporting software scanning?
> 
> Whatever issues are caused by scanning with P2P, doesn't mac80211
> have to handle them anyway?
> 
> John