40 static int brcmf_pno_store_request(struct brcmf_pno_info *pi,  in brcmf_pno_store_request()  argument
43 	if (WARN(pi->n_reqs == BRCMF_PNO_MAX_BUCKETS,  in brcmf_pno_store_request()
48 	mutex_lock(&pi->req_lock);  in brcmf_pno_store_request()
49 	pi->reqs[pi->n_reqs++] = req;  in brcmf_pno_store_request()
50 	mutex_unlock(&pi->req_lock);  in brcmf_pno_store_request()
54 static int brcmf_pno_remove_request(struct brcmf_pno_info *pi, u64 reqid)  in brcmf_pno_remove_request()  argument
58 	mutex_lock(&pi->req_lock);  in brcmf_pno_remove_request()
61 	if (pi->n_reqs == 0)  in brcmf_pno_remove_request()
65 	for (i = 0; i < pi->n_reqs; i++) {  in brcmf_pno_remove_request()
66 		if (pi->reqs[i]->reqid == reqid)  in brcmf_pno_remove_request()
70 	if (WARN(i == pi->n_reqs, "reqid not found\n")) {  in brcmf_pno_remove_request()
76 	pi->n_reqs--;  in brcmf_pno_remove_request()
79 	if (!pi->n_reqs || i == pi->n_reqs)  in brcmf_pno_remove_request()
83 	while (i <= pi->n_reqs - 1) {  in brcmf_pno_remove_request()
84 		pi->reqs[i] = pi->reqs[i + 1];  in brcmf_pno_remove_request()
89 	mutex_unlock(&pi->req_lock);  in brcmf_pno_remove_request()
155 static int brcmf_pno_set_random(struct brcmf_if *ifp, struct brcmf_pno_info *pi)  in brcmf_pno_set_random()  argument
163 	for (ri = 0; ri < pi->n_reqs; ri++)  in brcmf_pno_set_random()
164 		if (pi->reqs[ri]->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) {  in brcmf_pno_set_random()
165 			mac_addr = pi->reqs[ri]->mac_addr;  in brcmf_pno_set_random()
166 			mac_mask = pi->reqs[ri]->mac_addr_mask;  in brcmf_pno_set_random()
188 		  pi->reqs[ri]->reqid, pfn_mac.mac);  in brcmf_pno_set_random()
296 static int brcmf_pno_prep_fwconfig(struct brcmf_pno_info *pi,  in brcmf_pno_prep_fwconfig()  argument
305 	brcmf_dbg(SCAN, "n_reqs=%d\n", pi->n_reqs);  in brcmf_pno_prep_fwconfig()
306 	if (WARN_ON(!pi->n_reqs))  in brcmf_pno_prep_fwconfig()
313 	*scan_freq = pi->reqs[0]->scan_plans[0].interval;  in brcmf_pno_prep_fwconfig()
314 	for (i = 1; i < pi->n_reqs; i++) {  in brcmf_pno_prep_fwconfig()
315 		sr = pi->reqs[i];  in brcmf_pno_prep_fwconfig()
324 	fw_buckets = kcalloc(pi->n_reqs, sizeof(*fw_buckets), GFP_KERNEL);  in brcmf_pno_prep_fwconfig()
329 	for (i = 0; i < pi->n_reqs; i++) {  in brcmf_pno_prep_fwconfig()
330 		sr = pi->reqs[i];  in brcmf_pno_prep_fwconfig()
347 		for (i = 0; i < pi->n_reqs; i++) {  in brcmf_pno_prep_fwconfig()
356 	return pi->n_reqs;  in brcmf_pno_prep_fwconfig()
364 				     struct brcmf_pno_info *pi)  in brcmf_pno_config_networks()  argument
371 	for (i = 0; i < pi->n_reqs; i++) {  in brcmf_pno_config_networks()
372 		r = pi->reqs[i];  in brcmf_pno_config_networks()
394 	struct brcmf_pno_info *pi;  in brcmf_pno_config_sched_scans()  local
402 	pi = ifp_to_pno(ifp);  in brcmf_pno_config_sched_scans()
403 	n_buckets = brcmf_pno_prep_fwconfig(pi, &pno_cfg, &buckets,  in brcmf_pno_config_sched_scans()
446 	err = brcmf_pno_set_random(ifp, pi);  in brcmf_pno_config_sched_scans()
450 	err = brcmf_pno_config_networks(ifp, pi);  in brcmf_pno_config_sched_scans()
470 	struct brcmf_pno_info *pi;  in brcmf_pno_start_sched_scan()  local
475 	pi = ifp_to_pno(ifp);  in brcmf_pno_start_sched_scan()
476 	ret = brcmf_pno_store_request(pi, req);  in brcmf_pno_start_sched_scan()
482 		brcmf_pno_remove_request(pi, req->reqid);  in brcmf_pno_start_sched_scan()
483 		if (pi->n_reqs)  in brcmf_pno_start_sched_scan()
492 	struct brcmf_pno_info *pi;  in brcmf_pno_stop_sched_scan()  local
497 	pi = ifp_to_pno(ifp);  in brcmf_pno_stop_sched_scan()
500 	if (!pi->n_reqs)  in brcmf_pno_stop_sched_scan()
503 	err = brcmf_pno_remove_request(pi, reqid);  in brcmf_pno_stop_sched_scan()
509 	if (pi->n_reqs)  in brcmf_pno_stop_sched_scan()
517 	struct brcmf_pno_info *pi;  in brcmf_pno_attach()  local
520 	pi = kzalloc(sizeof(*pi), GFP_KERNEL);  in brcmf_pno_attach()
521 	if (!pi)  in brcmf_pno_attach()
524 	cfg->pno = pi;  in brcmf_pno_attach()
525 	mutex_init(&pi->req_lock);  in brcmf_pno_attach()
531 	struct brcmf_pno_info *pi;  in brcmf_pno_detach()  local
534 	pi = cfg->pno;  in brcmf_pno_detach()
537 	WARN_ON(pi->n_reqs);  in brcmf_pno_detach()
538 	mutex_destroy(&pi->req_lock);  in brcmf_pno_detach()
539 	kfree(pi);  in brcmf_pno_detach()
552 u64 brcmf_pno_find_reqid_by_bucket(struct brcmf_pno_info *pi, u32 bucket)  in brcmf_pno_find_reqid_by_bucket()  argument
556 	mutex_lock(&pi->req_lock);  in brcmf_pno_find_reqid_by_bucket()
558 	if (bucket < pi->n_reqs)  in brcmf_pno_find_reqid_by_bucket()
559 		reqid = pi->reqs[bucket]->reqid;  in brcmf_pno_find_reqid_by_bucket()
561 	mutex_unlock(&pi->req_lock);  in brcmf_pno_find_reqid_by_bucket()
565 u32 brcmf_pno_get_bucket_map(struct brcmf_pno_info *pi,  in brcmf_pno_get_bucket_map()  argument
573 	mutex_lock(&pi->req_lock);  in brcmf_pno_get_bucket_map()
574 	for (i = 0; i < pi->n_reqs; i++) {  in brcmf_pno_get_bucket_map()
575 		req = pi->reqs[i];  in brcmf_pno_get_bucket_map()
593 	mutex_unlock(&pi->req_lock);  in brcmf_pno_get_bucket_map()