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

[Stanislaw Gruszka <sgruszka@redhat.com>]

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 ?

Stanislaw