On Thu, 2010-01-21 at 12:31 -0800, wey-yi.w.guy@xxxxxxxxx wrote:
> --- a/net/mac80211/mlme.c
> +++ b/net/mac80211/mlme.c
This is all in mlme.c, so ...
> +static void ieee80211_update_dtim(struct ieee80211_sub_if_data *sdata,
> + struct ieee80211_local *local,
> + struct ieee80211_bss *bss)
> +{
> + if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_PS))
> + return;
> +
> + if (sdata->vif.type == NL80211_IFTYPE_STATION &&
I don't think you need this check?
> + sdata->vif.bss_conf.dtim_period != bss->dtim_period) {
> + sdata->vif.bss_conf.dtim_period = bss->dtim_period;
> + ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS);
> + mutex_lock(&local->iflist_mtx);
> + ieee80211_recalc_ps(local, -1);
> + mutex_unlock(&local->iflist_mtx);
And afaict recalc_ps() will call hw_config() if appropriate.
johannes
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