23 void nfc_llcp_sock_link(struct llcp_sock_list *l, struct sock *sk)  in nfc_llcp_sock_link()
30 void nfc_llcp_sock_unlink(struct llcp_sock_list *l, struct sock *sk)  in nfc_llcp_sock_unlink()
37 void nfc_llcp_socket_remote_param_init(struct nfc_llcp_sock *sock)  in nfc_llcp_socket_remote_param_init()  argument
39 	sock->remote_rw = LLCP_DEFAULT_RW;  in nfc_llcp_socket_remote_param_init()
40 	sock->remote_miu = LLCP_MAX_MIU + 1;  in nfc_llcp_socket_remote_param_init()
43 static void nfc_llcp_socket_purge(struct nfc_llcp_sock *sock)  in nfc_llcp_socket_purge()  argument
45 	struct nfc_llcp_local *local = sock->local;  in nfc_llcp_socket_purge()
48 	pr_debug("%p\n", &sock->sk);  in nfc_llcp_socket_purge()
50 	skb_queue_purge(&sock->tx_queue);  in nfc_llcp_socket_purge()
51 	skb_queue_purge(&sock->tx_pending_queue);  in nfc_llcp_socket_purge()
58 		if (s->sk != &sock->sk)  in nfc_llcp_socket_purge()
69 	struct sock *sk;  in nfc_llcp_socket_release()
89 			struct sock *accept_sk;  in nfc_llcp_socket_release()
189 	struct sock *sk;  in nfc_llcp_sock_get()
220 static void nfc_llcp_sock_put(struct nfc_llcp_sock *sock)  in nfc_llcp_sock_put()  argument
222 	sock_put(&sock->sk);  in nfc_llcp_sock_put()
330 	struct sock *sk;  in nfc_llcp_sock_from_sn()
376 			 struct nfc_llcp_sock *sock)  in nfc_llcp_get_sdp_ssap()  argument
380 	if (sock->service_name != NULL && sock->service_name_len > 0) {  in nfc_llcp_get_sdp_ssap()
381 		int ssap = nfc_llcp_wks_sap(sock->service_name,  in nfc_llcp_get_sdp_ssap()
382 					    sock->service_name_len);  in nfc_llcp_get_sdp_ssap()
404 		if (nfc_llcp_sock_from_sn(local, sock->service_name,  in nfc_llcp_get_sdp_ssap()
405 					  sock->service_name_len) != NULL) {  in nfc_llcp_get_sdp_ssap()
415 	} else if (sock->ssap != 0 && sock->ssap < LLCP_WKS_NUM_SAP) {  in nfc_llcp_get_sdp_ssap()
416 		if (!test_bit(sock->ssap, &local->local_wks)) {  in nfc_llcp_get_sdp_ssap()
417 			set_bit(sock->ssap, &local->local_wks);  in nfc_llcp_get_sdp_ssap()
420 			return sock->ssap;  in nfc_llcp_get_sdp_ssap()
667 static void nfc_llcp_set_nrns(struct nfc_llcp_sock *sock, struct sk_buff *pdu)  in nfc_llcp_set_nrns()  argument
669 	pdu->data[2] = (sock->send_n << 4) | (sock->recv_n);  in nfc_llcp_set_nrns()
670 	sock->send_n = (sock->send_n + 1) % 16;  in nfc_llcp_set_nrns()
671 	sock->recv_ack_n = (sock->recv_n - 1) % 16;  in nfc_llcp_set_nrns()
678 	struct sock *sk;  in nfc_llcp_send_to_raw_sock()
719 	struct sock *sk;  in nfc_llcp_tx_work()
781 	struct sock *sk;  in nfc_llcp_connecting_sock_get()
880 	struct sock *new_sk, *parent;  in nfc_llcp_recv_connect()
881 	struct nfc_llcp_sock *sock, *new_sock;  in nfc_llcp_recv_connect()  local
890 		sock = nfc_llcp_sock_get(local, dsap, LLCP_SAP_SDP);  in nfc_llcp_recv_connect()
891 		if (sock == NULL || sock->sk.sk_state != LLCP_LISTEN) {  in nfc_llcp_recv_connect()
907 		sock = nfc_llcp_sock_get_sn(local, sn, sn_len);  in nfc_llcp_recv_connect()
908 		if (sock == NULL) {  in nfc_llcp_recv_connect()
914 	lock_sock(&sock->sk);  in nfc_llcp_recv_connect()
916 	parent = &sock->sk;  in nfc_llcp_recv_connect()
920 		release_sock(&sock->sk);  in nfc_llcp_recv_connect()
921 		sock_put(&sock->sk);  in nfc_llcp_recv_connect()
925 	if (sock->ssap == LLCP_SDP_UNBOUND) {  in nfc_llcp_recv_connect()
932 			release_sock(&sock->sk);  in nfc_llcp_recv_connect()
933 			sock_put(&sock->sk);  in nfc_llcp_recv_connect()
937 		sock->ssap = ssap;  in nfc_llcp_recv_connect()
943 		release_sock(&sock->sk);  in nfc_llcp_recv_connect()
944 		sock_put(&sock->sk);  in nfc_llcp_recv_connect()
951 	new_sock->rw = sock->rw;  in nfc_llcp_recv_connect()
952 	new_sock->miux = sock->miux;  in nfc_llcp_recv_connect()
953 	new_sock->nfc_protocol = sock->nfc_protocol;  in nfc_llcp_recv_connect()
957 	new_sock->ssap = sock->ssap;  in nfc_llcp_recv_connect()
958 	if (sock->ssap < LLCP_LOCAL_NUM_SAP && sock->ssap >= LLCP_WKS_NUM_SAP) {  in nfc_llcp_recv_connect()
961 		pr_debug("reserved_ssap %d for %p\n", sock->ssap, new_sock);  in nfc_llcp_recv_connect()
964 			&local->local_sdp_cnt[sock->ssap - LLCP_WKS_NUM_SAP];  in nfc_llcp_recv_connect()
967 		new_sock->reserved_ssap = sock->ssap;  in nfc_llcp_recv_connect()
977 	nfc_llcp_accept_enqueue(&sock->sk, new_sk);  in nfc_llcp_recv_connect()
989 	release_sock(&sock->sk);  in nfc_llcp_recv_connect()
990 	sock_put(&sock->sk);  in nfc_llcp_recv_connect()
999 int nfc_llcp_queue_i_frames(struct nfc_llcp_sock *sock)  in nfc_llcp_queue_i_frames()  argument
1002 	struct nfc_llcp_local *local = sock->local;  in nfc_llcp_queue_i_frames()
1005 		 sock->remote_ready, skb_queue_len(&sock->tx_pending_queue),  in nfc_llcp_queue_i_frames()
1006 		 sock->remote_rw);  in nfc_llcp_queue_i_frames()
1009 	while (sock->remote_ready &&  in nfc_llcp_queue_i_frames()
1010 	       skb_queue_len(&sock->tx_pending_queue) < sock->remote_rw) {  in nfc_llcp_queue_i_frames()
1013 		pdu = skb_dequeue(&sock->tx_queue);  in nfc_llcp_queue_i_frames()
1018 		nfc_llcp_set_nrns(sock, pdu);  in nfc_llcp_queue_i_frames()
1031 	struct sock *sk;  in nfc_llcp_recv_hdlc()
1118 	struct sock *sk;  in nfc_llcp_recv_disc()
1161 	struct sock *sk;  in nfc_llcp_recv_cc()
1194 	struct sock *sk;  in nfc_llcp_recv_dm()