Re: [PATCH v3 2/7] mac80211: add radar detection command/event

[Stanislaw Gruszka <sgruszka@redhat.com>]

On Sun, Aug 12, 2012 at 10:31:40AM +0300, Goldenshtein, Victor wrote:
> On Fri, Aug 10, 2012 at 7:28 PM, Stanislaw Gruszka <sgruszka@redhat.com> wrote:
> > On Wed, Aug 08, 2012 at 02:53:38PM +0300, Victor Goldenshtein wrote:
> >> --- a/include/net/mac80211.h
> >> +++ b/include/net/mac80211.h
> >> @@ -2262,6 +2262,10 @@ enum ieee80211_rate_control_changed {
> >>   *   The callback will be called before each transmission and upon return
> >>   *   mac80211 will transmit the frame right away.
> >>   *   The callback is optional and can (should!) sleep.
> >> + *
> >> +* @start_radar_detection: Start radar detection on current operational
> >> + *   channel, once started it will continuously monitor for radars as long
> >> + *   as the channel active.
> >>   */
> >>  struct ieee80211_ops {
> >>       void (*tx)(struct ieee80211_hw *hw, struct sk_buff *skb);
> >> @@ -2404,6 +2408,10 @@ struct ieee80211_ops {
> >>
> >>       void    (*mgd_prepare_tx)(struct ieee80211_hw *hw,
> >>                                 struct ieee80211_vif *vif);
> >> +
> >> +     int (*start_radar_detection)(struct ieee80211_hw *hw,
> >> +                                  struct ieee80211_vif *vif,
> >> +                                  struct ieee80211_channel *chan);
> >
> > Why we need new callback? I.e. why this can be done by ->config ?
> >
> 
> See proposed RFC and previous threads.

I can not find mail where this is explained, could you please provide
link.

Stanislaw