return false;
}
-static enum nl80211_channel_type
-ieee80211_calc_ct(enum nl80211_channel_type wk_ct,
- enum nl80211_channel_type oper_ct)
-{
- switch (wk_ct) {
- case NL80211_CHAN_NO_HT:
- return oper_ct;
- case NL80211_CHAN_HT20:
- if (oper_ct != NL80211_CHAN_NO_HT)
- return oper_ct;
- return wk_ct;
- case NL80211_CHAN_HT40MINUS:
- case NL80211_CHAN_HT40PLUS:
- return wk_ct;
- }
- WARN_ON(1); /* shouldn't get here */
- return wk_ct;
-}
-
-
static void ieee80211_work_timer(unsigned long data)
{
struct ieee80211_local *local = (void *) data;
}
if (!started && !local->tmp_channel) {
- bool on_oper_chan;
- bool tmp_chan_changed = false;
- bool on_oper_chan2;
- enum nl80211_channel_type wk_ct;
- on_oper_chan = ieee80211_cfg_on_oper_channel(local);
-
- /* Work with existing channel type if possible. */
- wk_ct = wk->chan_type;
- if (wk->chan == local->hw.conf.channel)
- wk_ct = ieee80211_calc_ct(wk->chan_type,
- local->hw.conf.channel_type);
-
- if (local->tmp_channel)
- if ((local->tmp_channel != wk->chan) ||
- (local->tmp_channel_type != wk_ct))
- tmp_chan_changed = true;
-
- local->tmp_channel = wk->chan;
- local->tmp_channel_type = wk_ct;
/*
- * Leave the station vifs in awake mode if they
- * happen to be on the same channel as
- * the requested channel.
+ * TODO: could optimize this by leaving the
+ * station vifs in awake mode if they
+ * happen to be on the same channel as
+ * the requested channel
*/
- on_oper_chan2 = ieee80211_cfg_on_oper_channel(local);
- if (on_oper_chan != on_oper_chan2) {
- if (on_oper_chan2) {
- /* going off oper channel, PS too */
- ieee80211_offchannel_stop_vifs(local,
- true);
- ieee80211_hw_config(local, 0);
- } else {
- /* going on channel, but leave PS
- * off-channel. */
- ieee80211_hw_config(local, 0);
- ieee80211_offchannel_return(local,
- true,
- false);
- }
- } else if (tmp_chan_changed)
- /* Still off-channel, but on some other
- * channel, so update hardware.
- * PS should already be off-channel.
- */
- ieee80211_hw_config(local, 0);
+ ieee80211_offchannel_stop_beaconing(local);
+ ieee80211_offchannel_stop_station(local);
+ local->tmp_channel = wk->chan;
+ local->tmp_channel_type = wk->chan_type;
+ ieee80211_hw_config(local, 0);
started = true;
wk->timeout = jiffies;
}
continue;
if (wk->chan != local->tmp_channel)
continue;
- if (ieee80211_work_ct_coexists(wk->chan_type,
- local->tmp_channel_type))
+ if (!ieee80211_work_ct_coexists(wk->chan_type,
+ local->tmp_channel_type))
continue;
remain_off_channel = true;
}
if (!remain_off_channel && local->tmp_channel) {
- bool on_oper_chan = ieee80211_cfg_on_oper_channel(local);
local->tmp_channel = NULL;
/* If tmp_channel wasn't operating channel, then
* we need to go back on-channel.
* we still need to do a hardware config. Currently,
* we cannot be here while scanning, however.
*/
- if (ieee80211_cfg_on_oper_channel(local) && !on_oper_chan)
- ieee80211_hw_config(local, 0);
+ ieee80211_hw_config(local, 0);
/* At the least, we need to disable offchannel_ps,
* so just go ahead and run the entire offchannel
* beaconing if we were already on-oper-channel
* as a future optimization.
*/
- ieee80211_offchannel_return(local, true, true);
+ ieee80211_offchannel_return(local, true);
/* give connection some time to breathe */
run_again(local, jiffies + HZ/2);