103 static struct wusb_dev *wusb_dev_alloc(struct wusbhc *wusbhc)  in wusb_dev_alloc()  argument
111 	wusb_dev->wusbhc = wusbhc;  in wusb_dev_alloc()
132 static void wusbhc_fill_cack_ie(struct wusbhc *wusbhc)  in wusbhc_fill_cack_ie()  argument
138 	cack_ie = &wusbhc->cack_ie;  in wusbhc_fill_cack_ie()
140 	list_for_each_entry(dev_itr, &wusbhc->cack_list, cack_node) {  in wusbhc_fill_cack_ie()
162 static struct wusb_dev *wusbhc_cack_add(struct wusbhc *wusbhc,  in wusbhc_cack_add()  argument
166 	struct device *dev = wusbhc->dev;  in wusbhc_cack_add()
173 	list_for_each_entry(wusb_dev, &wusbhc->cack_list, cack_node)  in wusbhc_cack_add()
178 	wusb_dev = wusb_dev_alloc(wusbhc);  in wusbhc_cack_add()
204 		result = wusb_set_dev_addr(wusbhc, wusb_dev, dev_addr);  in wusbhc_cack_add()
209 	list_add_tail(&wusb_dev->cack_node, &wusbhc->cack_list);  in wusbhc_cack_add()
210 	wusbhc->cack_count++;  in wusbhc_cack_add()
211 	wusbhc_fill_cack_ie(wusbhc);  in wusbhc_cack_add()
221 static void wusbhc_cack_rm(struct wusbhc *wusbhc, struct wusb_dev *wusb_dev)  in wusbhc_cack_rm()  argument
224 	wusbhc->cack_count--;  in wusbhc_cack_rm()
225 	wusbhc_fill_cack_ie(wusbhc);  in wusbhc_cack_rm()
231 void wusbhc_devconnect_acked(struct wusbhc *wusbhc, struct wusb_dev *wusb_dev)  in wusbhc_devconnect_acked()  argument
233 	wusbhc_cack_rm(wusbhc, wusb_dev);  in wusbhc_devconnect_acked()
234 	if (wusbhc->cack_count)  in wusbhc_devconnect_acked()
235 		wusbhc_mmcie_set(wusbhc, 0, 0, &wusbhc->cack_ie.hdr);  in wusbhc_devconnect_acked()
237 		wusbhc_mmcie_rm(wusbhc, &wusbhc->cack_ie.hdr);  in wusbhc_devconnect_acked()
244 	struct wusbhc *wusbhc = wusb_dev->wusbhc;  in wusbhc_devconnect_acked_work()  local
246 	mutex_lock(&wusbhc->mutex);  in wusbhc_devconnect_acked_work()
247 	wusbhc_devconnect_acked(wusbhc, wusb_dev);  in wusbhc_devconnect_acked_work()
248 	mutex_unlock(&wusbhc->mutex);  in wusbhc_devconnect_acked_work()
280 void wusbhc_devconnect_ack(struct wusbhc *wusbhc, struct wusb_dn_connect *dnc,  in wusbhc_devconnect_ack()  argument
284 	struct device *dev = wusbhc->dev;  in wusbhc_devconnect_ack()
289 	mutex_lock(&wusbhc->mutex);  in wusbhc_devconnect_ack()
292 	for (idx = 0; idx < wusbhc->ports_max; idx++) {  in wusbhc_devconnect_ack()
293 		port = wusb_port_by_idx(wusbhc, idx);  in wusbhc_devconnect_ack()
299 	for (idx = 0; idx < wusbhc->ports_max; idx++) {  in wusbhc_devconnect_ack()
300 		port = wusb_port_by_idx(wusbhc, idx);  in wusbhc_devconnect_ack()
305 	if (idx >= wusbhc->ports_max) {  in wusbhc_devconnect_ack()
308 			wusbhc->ports_max, pr_cdid);  in wusbhc_devconnect_ack()
316 	wusbhc->set_ptk(wusbhc, idx, 0, NULL, 0);  in wusbhc_devconnect_ack()
320 	wusb_dev = wusbhc_cack_add(wusbhc, dnc, pr_cdid, idx);  in wusbhc_devconnect_ack()
323 	result = wusbhc_mmcie_set(wusbhc, 0, 0, &wusbhc->cack_ie.hdr);  in wusbhc_devconnect_ack()
338 	mutex_unlock(&wusbhc->mutex);  in wusbhc_devconnect_ack()
358 static void __wusbhc_dev_disconnect(struct wusbhc *wusbhc,  in __wusbhc_dev_disconnect()  argument
368 		dev_dbg(wusbhc->dev, "disconnecting device from port %d\n", wusb_dev->port_idx);  in __wusbhc_dev_disconnect()
378 	if (wusbhc->active)  in __wusbhc_dev_disconnect()
379 		wusbhc_gtk_rekey(wusbhc);  in __wusbhc_dev_disconnect()
403 static void __wusbhc_keep_alive(struct wusbhc *wusbhc)  in __wusbhc_keep_alive()  argument
405 	struct device *dev = wusbhc->dev;  in __wusbhc_keep_alive()
409 	struct wuie_keep_alive *ie = &wusbhc->keep_alive_ie;  in __wusbhc_keep_alive()
415 	     keep_alives < WUIE_ELT_MAX && cnt < wusbhc->ports_max;  in __wusbhc_keep_alive()
417 		unsigned tt = msecs_to_jiffies(wusbhc->trust_timeout);  in __wusbhc_keep_alive()
419 		wusb_port = wusb_port_by_idx(wusbhc, cnt);  in __wusbhc_keep_alive()
430 			__wusbhc_dev_disconnect(wusbhc, wusb_port);  in __wusbhc_keep_alive()
441 		wusbhc_mmcie_set(wusbhc, 10, 5, &ie->hdr);  in __wusbhc_keep_alive()
443 		wusbhc_mmcie_rm(wusbhc, &ie->hdr);  in __wusbhc_keep_alive()
452 	struct wusbhc *wusbhc =	container_of(dw, struct wusbhc, keep_alive_timer);  in wusbhc_keep_alive_run()  local
454 	mutex_lock(&wusbhc->mutex);  in wusbhc_keep_alive_run()
455 	__wusbhc_keep_alive(wusbhc);  in wusbhc_keep_alive_run()
456 	mutex_unlock(&wusbhc->mutex);  in wusbhc_keep_alive_run()
458 	queue_delayed_work(wusbd, &wusbhc->keep_alive_timer,  in wusbhc_keep_alive_run()
459 			   msecs_to_jiffies(wusbhc->trust_timeout / 2));  in wusbhc_keep_alive_run()
469 static struct wusb_dev *wusbhc_find_dev_by_addr(struct wusbhc *wusbhc, u8 addr)  in wusbhc_find_dev_by_addr()  argument
478 		if (port < 0 || port >= wusbhc->ports_max)  in wusbhc_find_dev_by_addr()
480 		return wusb_port_by_idx(wusbhc, port)->wusb_dev;  in wusbhc_find_dev_by_addr()
484 	for (p = 0; p < wusbhc->ports_max; p++) {  in wusbhc_find_dev_by_addr()
485 		struct wusb_dev *wusb_dev = wusb_port_by_idx(wusbhc, p)->wusb_dev;  in wusbhc_find_dev_by_addr()
500 static void wusbhc_handle_dn_alive(struct wusbhc *wusbhc, u8 srcaddr)  in wusbhc_handle_dn_alive()  argument
504 	mutex_lock(&wusbhc->mutex);  in wusbhc_handle_dn_alive()
505 	wusb_dev = wusbhc_find_dev_by_addr(wusbhc, srcaddr);  in wusbhc_handle_dn_alive()
507 		dev_dbg(wusbhc->dev, "ignoring DN_Alive from unconnected device %02x\n",  in wusbhc_handle_dn_alive()
511 		__wusbhc_keep_alive(wusbhc);  in wusbhc_handle_dn_alive()
513 	mutex_unlock(&wusbhc->mutex);  in wusbhc_handle_dn_alive()
528 static void wusbhc_handle_dn_connect(struct wusbhc *wusbhc,  in wusbhc_handle_dn_connect()  argument
532 	struct device *dev = wusbhc->dev;  in wusbhc_handle_dn_connect()
556 	wusbhc_devconnect_ack(wusbhc, dnc, pr_cdid);  in wusbhc_handle_dn_connect()
566 static void wusbhc_handle_dn_disconnect(struct wusbhc *wusbhc, u8 srcaddr)  in wusbhc_handle_dn_disconnect()  argument
568 	struct device *dev = wusbhc->dev;  in wusbhc_handle_dn_disconnect()
571 	mutex_lock(&wusbhc->mutex);  in wusbhc_handle_dn_disconnect()
572 	wusb_dev = wusbhc_find_dev_by_addr(wusbhc, srcaddr);  in wusbhc_handle_dn_disconnect()
579 		__wusbhc_dev_disconnect(wusbhc, wusb_port_by_idx(wusbhc,  in wusbhc_handle_dn_disconnect()
582 	mutex_unlock(&wusbhc->mutex);  in wusbhc_handle_dn_disconnect()
599 void wusbhc_handle_dn(struct wusbhc *wusbhc, u8 srcaddr,  in wusbhc_handle_dn()  argument
602 	struct device *dev = wusbhc->dev;  in wusbhc_handle_dn()
611 		wusbhc_handle_dn_connect(wusbhc, dn_hdr, size);  in wusbhc_handle_dn()
614 		wusbhc_handle_dn_alive(wusbhc, srcaddr);  in wusbhc_handle_dn()
617 		wusbhc_handle_dn_disconnect(wusbhc, srcaddr);  in wusbhc_handle_dn()
653 void __wusbhc_dev_disable(struct wusbhc *wusbhc, u8 port_idx)  in __wusbhc_dev_disable()  argument
656 	struct device *dev = wusbhc->dev;  in __wusbhc_dev_disable()
660 	wusb_dev = wusb_port_by_idx(wusbhc, port_idx)->wusb_dev;  in __wusbhc_dev_disable()
667 	__wusbhc_dev_disconnect(wusbhc, wusb_port_by_idx(wusbhc, port_idx));  in __wusbhc_dev_disable()
675 	result = wusbhc_mmcie_set(wusbhc, 0, 0, &ie->hdr);  in __wusbhc_dev_disable()
681 		wusbhc_mmcie_rm(wusbhc, &ie->hdr);  in __wusbhc_dev_disable()
856 	struct wusbhc *wusbhc;  in wusb_dev_add_ncb()  local
865 	wusbhc = wusbhc_get_by_usb_dev(usb_dev);  in wusb_dev_add_ncb()
866 	if (wusbhc == NULL)  in wusb_dev_add_ncb()
868 	mutex_lock(&wusbhc->mutex);  in wusb_dev_add_ncb()
869 	wusb_dev = __wusb_dev_get_by_usb_dev(wusbhc, usb_dev);  in wusb_dev_add_ncb()
871 	mutex_unlock(&wusbhc->mutex);  in wusb_dev_add_ncb()
876 	result = wusb_dev_sec_add(wusbhc, usb_dev, wusb_dev);  in wusb_dev_add_ncb()
887 	result = wusb_dev_sysfs_add(wusbhc, usb_dev, wusb_dev);  in wusb_dev_add_ncb()
892 	wusbhc_put(wusbhc);  in wusb_dev_add_ncb()
902 	mutex_lock(&wusbhc->mutex);  in wusb_dev_add_ncb()
903 	__wusbhc_dev_disconnect(wusbhc, wusb_port_by_idx(wusbhc, port_idx));  in wusb_dev_add_ncb()
904 	mutex_unlock(&wusbhc->mutex);  in wusb_dev_add_ncb()
963 struct wusb_dev *__wusb_dev_get_by_usb_dev(struct wusbhc *wusbhc,  in __wusb_dev_get_by_usb_dev()  argument
970 	BUG_ON(port_idx > wusbhc->ports_max);  in __wusb_dev_get_by_usb_dev()
971 	wusb_dev = wusb_port_by_idx(wusbhc, port_idx)->wusb_dev;  in __wusb_dev_get_by_usb_dev()
993 int wusbhc_devconnect_create(struct wusbhc *wusbhc)  in wusbhc_devconnect_create()  argument
995 	wusbhc->keep_alive_ie.hdr.bIEIdentifier = WUIE_ID_KEEP_ALIVE;  in wusbhc_devconnect_create()
996 	wusbhc->keep_alive_ie.hdr.bLength = sizeof(wusbhc->keep_alive_ie.hdr);  in wusbhc_devconnect_create()
997 	INIT_DELAYED_WORK(&wusbhc->keep_alive_timer, wusbhc_keep_alive_run);  in wusbhc_devconnect_create()
999 	wusbhc->cack_ie.hdr.bIEIdentifier = WUIE_ID_CONNECTACK;  in wusbhc_devconnect_create()
1000 	wusbhc->cack_ie.hdr.bLength = sizeof(wusbhc->cack_ie.hdr);  in wusbhc_devconnect_create()
1001 	INIT_LIST_HEAD(&wusbhc->cack_list);  in wusbhc_devconnect_create()
1009 void wusbhc_devconnect_destroy(struct wusbhc *wusbhc)  in wusbhc_devconnect_destroy()  argument
1023 int wusbhc_devconnect_start(struct wusbhc *wusbhc)  in wusbhc_devconnect_start()  argument
1025 	struct device *dev = wusbhc->dev;  in wusbhc_devconnect_start()
1035 	hi->attributes        = cpu_to_le16((wusbhc->rsv->stream << 3) | WUIE_HI_CAP_ALL);  in wusbhc_devconnect_start()
1036 	hi->CHID              = wusbhc->chid;  in wusbhc_devconnect_start()
1037 	result = wusbhc_mmcie_set(wusbhc, 0, 0, &hi->hdr);  in wusbhc_devconnect_start()
1042 	wusbhc->wuie_host_info = hi;  in wusbhc_devconnect_start()
1044 	queue_delayed_work(wusbd, &wusbhc->keep_alive_timer,  in wusbhc_devconnect_start()
1045 			   msecs_to_jiffies(wusbhc->trust_timeout / 2));  in wusbhc_devconnect_start()
1061 void wusbhc_devconnect_stop(struct wusbhc *wusbhc)  in wusbhc_devconnect_stop()  argument
1065 	mutex_lock(&wusbhc->mutex);  in wusbhc_devconnect_stop()
1066 	for (i = 0; i < wusbhc->ports_max; i++) {  in wusbhc_devconnect_stop()
1067 		if (wusbhc->port[i].wusb_dev)  in wusbhc_devconnect_stop()
1068 			__wusbhc_dev_disconnect(wusbhc, &wusbhc->port[i]);  in wusbhc_devconnect_stop()
1070 	mutex_unlock(&wusbhc->mutex);  in wusbhc_devconnect_stop()
1072 	cancel_delayed_work_sync(&wusbhc->keep_alive_timer);  in wusbhc_devconnect_stop()
1073 	wusbhc_mmcie_rm(wusbhc, &wusbhc->wuie_host_info->hdr);  in wusbhc_devconnect_stop()
1074 	kfree(wusbhc->wuie_host_info);  in wusbhc_devconnect_stop()
1075 	wusbhc->wuie_host_info = NULL;  in wusbhc_devconnect_stop()
1084 int wusb_set_dev_addr(struct wusbhc *wusbhc, struct wusb_dev *wusb_dev, u8 addr)  in wusb_set_dev_addr()  argument
1089 	result = wusbhc->dev_info_set(wusbhc, wusb_dev);  in wusb_set_dev_addr()
1091 		dev_err(wusbhc->dev, "device %d: failed to set device "  in wusb_set_dev_addr()
1094 		dev_info(wusbhc->dev, "device %d: %s addr %u\n",  in wusb_set_dev_addr()