100 		   struct cw1200_common *priv)  in cw1200_pm_init()  argument
141 static int cw1200_resume_work(struct cw1200_common *priv,  in cw1200_resume_work()  argument
148 	return queue_delayed_work(priv->workqueue, work, tmo);  in cw1200_resume_work()
151 int cw1200_can_suspend(struct cw1200_common *priv)  in cw1200_can_suspend()  argument
153 	if (atomic_read(&priv->bh_rx)) {  in cw1200_can_suspend()
154 		wiphy_dbg(priv->hw->wiphy, "Suspend interrupted.\n");  in cw1200_can_suspend()
163 	struct cw1200_common *priv = hw->priv;  in cw1200_wow_suspend()  local
164 	struct cw1200_pm_state *pm_state = &priv->pm_state;  in cw1200_wow_suspend()
175 	if (priv->tx_queue_stats.num_queued)  in cw1200_wow_suspend()
179 	if (!mutex_trylock(&priv->conf_mutex))  in cw1200_wow_suspend()
186 	if (priv->channel_switch_in_progress)  in cw1200_wow_suspend()
190 	if (priv->join_pending)  in cw1200_wow_suspend()
194 	if (down_trylock(&priv->scan.lock))  in cw1200_wow_suspend()
198 	wsm_lock_tx_async(priv);  in cw1200_wow_suspend()
203 	if (wait_event_timeout(priv->bh_evt_wq,  in cw1200_wow_suspend()
204 			       !priv->hw_bufs_used, HZ / 10) <= 0)  in cw1200_wow_suspend()
208 	wsm_set_udp_port_filter(priv, &cw1200_udp_port_filter_on.hdr);  in cw1200_wow_suspend()
211 	wsm_set_ether_type_filter(priv, &cw1200_ether_type_filter_on.hdr);  in cw1200_wow_suspend()
219 	if (!priv->vif->p2p &&  in cw1200_wow_suspend()
220 	    priv->join_status == CW1200_JOIN_STATUS_STA &&  in cw1200_wow_suspend()
221 	    priv->powersave_mode.mode != WSM_PSM_PS) {  in cw1200_wow_suspend()
222 		state->prev_ps_mode = priv->powersave_mode.mode;  in cw1200_wow_suspend()
223 		priv->powersave_mode.mode = WSM_PSM_PS;  in cw1200_wow_suspend()
224 		cw1200_set_pm(priv, &priv->powersave_mode);  in cw1200_wow_suspend()
225 		if (wait_event_interruptible_timeout(priv->ps_mode_switch_done,  in cw1200_wow_suspend()
226 						     !priv->ps_mode_switch_in_progress, 1*HZ) <= 0) {  in cw1200_wow_suspend()
233 		cw1200_suspend_work(&priv->bss_loss_work);  in cw1200_wow_suspend()
235 		cw1200_suspend_work(&priv->join_timeout);  in cw1200_wow_suspend()
237 		cw1200_suspend_work(&priv->scan.probe_work);  in cw1200_wow_suspend()
239 		cw1200_suspend_work(&priv->link_id_gc_work);  in cw1200_wow_suspend()
241 	cancel_delayed_work_sync(&priv->clear_recent_scan_work);  in cw1200_wow_suspend()
242 	atomic_set(&priv->recent_scan, 0);  in cw1200_wow_suspend()
245 	if (priv->join_status == CW1200_JOIN_STATUS_STA &&  in cw1200_wow_suspend()
246 	    priv->join_dtim_period &&  in cw1200_wow_suspend()
247 	    !priv->has_multicast_subscription) {  in cw1200_wow_suspend()
249 		wsm_set_beacon_wakeup_period(priv,  in cw1200_wow_suspend()
250 					     priv->join_dtim_period,  in cw1200_wow_suspend()
251 					     CW1200_BEACON_SKIPPING_MULTIPLIER * priv->join_dtim_period);  in cw1200_wow_suspend()
255 	if (cw1200_bh_suspend(priv))  in cw1200_wow_suspend()
258 	ret = timer_pending(&priv->mcast_timeout);  in cw1200_wow_suspend()
266 	ret = priv->hwbus_ops->power_mgmt(priv->hwbus_priv, true);  in cw1200_wow_suspend()
268 		wiphy_err(priv->hw->wiphy,  in cw1200_wow_suspend()
275 	if (atomic_read(&priv->bh_rx)) {  in cw1200_wow_suspend()
283 	WARN_ON(cw1200_bh_resume(priv));  in cw1200_wow_suspend()
285 	cw1200_resume_work(priv, &priv->bss_loss_work,  in cw1200_wow_suspend()
287 	cw1200_resume_work(priv, &priv->join_timeout,  in cw1200_wow_suspend()
289 	cw1200_resume_work(priv, &priv->scan.probe_work,  in cw1200_wow_suspend()
291 	cw1200_resume_work(priv, &priv->link_id_gc_work,  in cw1200_wow_suspend()
296 	wsm_set_udp_port_filter(priv, &cw1200_udp_port_filter_off);  in cw1200_wow_suspend()
297 	wsm_set_ether_type_filter(priv, &cw1200_ether_type_filter_off);  in cw1200_wow_suspend()
299 	wsm_unlock_tx(priv);  in cw1200_wow_suspend()
300 	up(&priv->scan.lock);  in cw1200_wow_suspend()
302 	mutex_unlock(&priv->conf_mutex);  in cw1200_wow_suspend()
308 	struct cw1200_common *priv = hw->priv;  in cw1200_wow_resume()  local
309 	struct cw1200_pm_state *pm_state = &priv->pm_state;  in cw1200_wow_resume()
316 	priv->hwbus_ops->power_mgmt(priv->hwbus_priv, false);  in cw1200_wow_resume()
322 	up(&priv->scan.lock);  in cw1200_wow_resume()
325 	WARN_ON(cw1200_bh_resume(priv));  in cw1200_wow_resume()
328 	if (!priv->vif->p2p && priv->join_status == CW1200_JOIN_STATUS_STA) {  in cw1200_wow_resume()
329 		priv->powersave_mode.mode = state->prev_ps_mode;  in cw1200_wow_resume()
330 		cw1200_set_pm(priv, &priv->powersave_mode);  in cw1200_wow_resume()
334 		wsm_set_beacon_wakeup_period(priv, priv->beacon_int *  in cw1200_wow_resume()
335 					     priv->join_dtim_period >  in cw1200_wow_resume()
337 					     priv->join_dtim_period, 0);  in cw1200_wow_resume()
342 	cw1200_resume_work(priv, &priv->bss_loss_work,  in cw1200_wow_resume()
344 	cw1200_resume_work(priv, &priv->join_timeout,  in cw1200_wow_resume()
346 	cw1200_resume_work(priv, &priv->scan.probe_work,  in cw1200_wow_resume()
348 	cw1200_resume_work(priv, &priv->link_id_gc_work,  in cw1200_wow_resume()
352 	wsm_set_udp_port_filter(priv, &cw1200_udp_port_filter_off);  in cw1200_wow_resume()
355 	wsm_set_ether_type_filter(priv, &cw1200_ether_type_filter_off);  in cw1200_wow_resume()
358 	wsm_unlock_tx(priv);  in cw1200_wow_resume()
361 	mutex_unlock(&priv->conf_mutex);  in cw1200_wow_resume()