19  * struct brcmf_fweh_queue_item - event item on event queue.
22  * @code: event code.
23  * @ifidx: interface index related to this event.
25  * @emsg: common parameters of the firmware event message.
27  * @data: event specific data part of the firmware event.
51 /* array for mapping code to event name */
58  * brcmf_fweh_event_name() - returns name for given event code.
79  * brcmf_fweh_queue_event() - create and queue event.
81  * @fweh: firmware event handling info.
82  * @event: event queue entry.
85 				   struct brcmf_fweh_queue_item *event)  in brcmf_fweh_queue_event()  argument
90 	list_add_tail(&event->q, &fweh->event_q);  in brcmf_fweh_queue_event()
107 		/* handle the event if valid interface and handler */  in brcmf_fweh_call_event_handler()
111 			bphy_err(drvr, "unhandled event %d ignored\n", code);  in brcmf_fweh_call_event_handler()
119  * brcmf_fweh_handle_if_event() - handle IF event.
122  * @emsg: event message object.
123  * @data: event object.
133 	brcmf_dbg(EVENT, "action: %u ifidx: %u bsscfgidx: %u flags: %u role: %u\n",  in brcmf_fweh_handle_if_event()
137 	/* The P2P Device interface event must not be ignored contrary to what  in brcmf_fweh_handle_if_event()
147 		brcmf_dbg(EVENT, "event can be ignored\n");  in brcmf_fweh_handle_if_event()
158 		brcmf_dbg(EVENT, "adding %s (%pM)\n", emsg->ifname,  in brcmf_fweh_handle_if_event()
180 		/* Default handling in case no-one waits for this event */  in brcmf_fweh_handle_if_event()
187  * brcmf_fweh_dequeue_event() - get event from the queue.
189  * @fweh: firmware event handling info.
194 	struct brcmf_fweh_queue_item *event = NULL;  in brcmf_fweh_dequeue_event()  local
199 		event = list_first_entry(&fweh->event_q,  in brcmf_fweh_dequeue_event()
201 		list_del(&event->q);  in brcmf_fweh_dequeue_event()
205 	return event;  in brcmf_fweh_dequeue_event()
209  * brcmf_fweh_event_worker() - firmware event worker.
218 	struct brcmf_fweh_queue_item *event;  in brcmf_fweh_event_worker()  local
226 	while ((event = brcmf_fweh_dequeue_event(fweh))) {  in brcmf_fweh_event_worker()
227 		brcmf_dbg(EVENT, "event %s (%u) ifidx %u bsscfg %u addr %pM\n",  in brcmf_fweh_event_worker()
228 			  brcmf_fweh_event_name(event->code), event->code,  in brcmf_fweh_event_worker()
229 			  event->emsg.ifidx, event->emsg.bsscfgidx,  in brcmf_fweh_event_worker()
230 			  event->emsg.addr);  in brcmf_fweh_event_worker()
232 		/* convert event message */  in brcmf_fweh_event_worker()
233 		emsg_be = &event->emsg;  in brcmf_fweh_event_worker()
236 		emsg.event_code = event->code;  in brcmf_fweh_event_worker()
246 		brcmf_dbg(EVENT, "  version %u flags %u status %u reason %u\n",  in brcmf_fweh_event_worker()
248 		brcmf_dbg_hex_dump(BRCMF_EVENT_ON(), event->data,  in brcmf_fweh_event_worker()
250 				   "event payload, len=%d\n", emsg.datalen);  in brcmf_fweh_event_worker()
252 		/* special handling of interface event */  in brcmf_fweh_event_worker()
253 		if (event->code == BRCMF_E_IF) {  in brcmf_fweh_event_worker()
254 			brcmf_fweh_handle_if_event(drvr, &emsg, event->data);  in brcmf_fweh_event_worker()
258 		if (event->code == BRCMF_E_TDLS_PEER_EVENT)  in brcmf_fweh_event_worker()
262 		err = brcmf_fweh_call_event_handler(drvr, ifp, event->code,  in brcmf_fweh_event_worker()
263 						    &emsg, event->data);  in brcmf_fweh_event_worker()
265 			bphy_err(drvr, "event handler failed (%d)\n",  in brcmf_fweh_event_worker()
266 				 event->code);  in brcmf_fweh_event_worker()
270 		kfree(event);  in brcmf_fweh_event_worker()
286  * brcmf_fweh_attach() - initialize firmware event handling.
299  * brcmf_fweh_detach() - cleanup firmware event handling.
316  * brcmf_fweh_register() - register handler for given event code.
319  * @code: event code.
320  * @handler: handler for the given event code.
326 		bphy_err(drvr, "event code %d already registered\n", code);  in brcmf_fweh_register()
330 	brcmf_dbg(TRACE, "event handler registered for %s\n",  in brcmf_fweh_register()
339  * @code: event code.
344 	brcmf_dbg(TRACE, "event handler cleared for %s\n",  in brcmf_fweh_unregister()
363 			brcmf_dbg(EVENT, "enable event %s\n",  in brcmf_fweh_activate_events()
369 	/* want to handle IF event as well */  in brcmf_fweh_activate_events()
370 	brcmf_dbg(EVENT, "enable event IF\n");  in brcmf_fweh_activate_events()
382  * brcmf_fweh_process_event() - process skb as firmware event.
385  * @event_packet: event packet to process.
388  * If the packet buffer contains a firmware event message it will
389  * dispatch the event to a registered handler (using worker).
397 	struct brcmf_fweh_queue_item *event;  in brcmf_fweh_process_event()  local
401 	/* get event info */  in brcmf_fweh_process_event()
416 	event = kzalloc(sizeof(*event) + datalen, gfp);  in brcmf_fweh_process_event()
417 	if (!event)  in brcmf_fweh_process_event()
420 	event->code = code;  in brcmf_fweh_process_event()
421 	event->ifidx = event_packet->msg.ifidx;  in brcmf_fweh_process_event()
423 	/* use memcpy to get aligned event message */  in brcmf_fweh_process_event()
424 	memcpy(&event->emsg, &event_packet->msg, sizeof(event->emsg));  in brcmf_fweh_process_event()
425 	memcpy(event->data, data, datalen);  in brcmf_fweh_process_event()
426 	event->datalen = datalen;  in brcmf_fweh_process_event()
427 	memcpy(event->ifaddr, event_packet->eth.h_dest, ETH_ALEN);  in brcmf_fweh_process_event()
429 	brcmf_fweh_queue_event(fweh, event);  in brcmf_fweh_process_event()