157 static void channel_detector_reset(struct dfs_pattern_detector *dpd,  in channel_detector_reset()  argument
163 	for (i = 0; i < dpd->num_radar_types; i++)  in channel_detector_reset()
164 		cd->detectors[i]->reset(cd->detectors[i], dpd->last_pulse_ts);  in channel_detector_reset()
168 static void channel_detector_exit(struct dfs_pattern_detector *dpd,  in channel_detector_exit()  argument
175 	for (i = 0; i < dpd->num_radar_types; i++) {  in channel_detector_exit()
185 channel_detector_create(struct dfs_pattern_detector *dpd, u16 freq)  in channel_detector_create()  argument
196 	sz = sizeof(cd->detectors) * dpd->num_radar_types;  in channel_detector_create()
201 	for (i = 0; i < dpd->num_radar_types; i++) {  in channel_detector_create()
202 		const struct radar_detector_specs *rs = &dpd->radar_spec[i];  in channel_detector_create()
208 	list_add(&cd->head, &dpd->channel_detectors);  in channel_detector_create()
212 	ath_dbg(dpd->common, DFS,  in channel_detector_create()
214 	channel_detector_exit(dpd, cd);  in channel_detector_create()
228 channel_detector_get(struct dfs_pattern_detector *dpd, u16 freq)  in channel_detector_get()  argument
231 	list_for_each_entry(cd, &dpd->channel_detectors, head) {  in channel_detector_get()
235 	return channel_detector_create(dpd, freq);  in channel_detector_get()
243 static void dpd_reset(struct dfs_pattern_detector *dpd)  in dpd_reset()  argument
246 	if (!list_empty(&dpd->channel_detectors))  in dpd_reset()
247 		list_for_each_entry(cd, &dpd->channel_detectors, head)  in dpd_reset()
248 			channel_detector_reset(dpd, cd);  in dpd_reset()
251 static void dpd_exit(struct dfs_pattern_detector *dpd)  in dpd_exit()  argument
254 	if (!list_empty(&dpd->channel_detectors))  in dpd_exit()
255 		list_for_each_entry_safe(cd, cd0, &dpd->channel_detectors, head)  in dpd_exit()
256 			channel_detector_exit(dpd, cd);  in dpd_exit()
257 	kfree(dpd);  in dpd_exit()
261 dpd_add_pulse(struct dfs_pattern_detector *dpd, struct pulse_event *event)  in dpd_add_pulse()  argument
270 	if (dpd->region == NL80211_DFS_UNSET)  in dpd_add_pulse()
273 	cd = channel_detector_get(dpd, event->freq);  in dpd_add_pulse()
277 	dpd->last_pulse_ts = event->ts;  in dpd_add_pulse()
279 	if (event->ts < dpd->last_pulse_ts)  in dpd_add_pulse()
280 		dpd_reset(dpd);  in dpd_add_pulse()
283 	for (i = 0; i < dpd->num_radar_types; i++) {  in dpd_add_pulse()
287 			ath_dbg(dpd->common, DFS,  in dpd_add_pulse()
292 			pd->reset(pd, dpd->last_pulse_ts);  in dpd_add_pulse()
300 dpd_get_stats(struct dfs_pattern_detector *dpd)  in dpd_get_stats()  argument
305 static bool dpd_set_domain(struct dfs_pattern_detector *dpd,  in dpd_set_domain()  argument
311 	if (dpd->region == region)  in dpd_set_domain()
314 	dpd->region = NL80211_DFS_UNSET;  in dpd_set_domain()
321 	if (!list_empty(&dpd->channel_detectors))  in dpd_set_domain()
322 		list_for_each_entry_safe(cd, cd0, &dpd->channel_detectors, head)  in dpd_set_domain()
323 			channel_detector_exit(dpd, cd);  in dpd_set_domain()
324 	dpd->radar_spec = rt->radar_types;  in dpd_set_domain()
325 	dpd->num_radar_types = rt->num_radar_types;  in dpd_set_domain()
327 	dpd->region = region;  in dpd_set_domain()
343 	struct dfs_pattern_detector *dpd;  in dfs_pattern_detector_init()  local
348 	dpd = kmalloc(sizeof(*dpd), GFP_KERNEL);  in dfs_pattern_detector_init()
349 	if (dpd == NULL)  in dfs_pattern_detector_init()
352 	*dpd = default_dpd;  in dfs_pattern_detector_init()
353 	INIT_LIST_HEAD(&dpd->channel_detectors);  in dfs_pattern_detector_init()
355 	dpd->common = common;  in dfs_pattern_detector_init()
356 	if (dpd->set_dfs_domain(dpd, region))  in dfs_pattern_detector_init()
357 		return dpd;  in dfs_pattern_detector_init()
360 	kfree(dpd);  in dfs_pattern_detector_init()