131 	while (s->hdlcrx.rx_state && num >= 8) {  in hdlc_rx_add_bytes()
132 		if (s->hdlcrx.len >= sizeof(s->hdlcrx.buffer)) {  in hdlc_rx_add_bytes()
133 			s->hdlcrx.rx_state = 0;  in hdlc_rx_add_bytes()
136 		*s->hdlcrx.bp++ = bits >> (32-num);  in hdlc_rx_add_bytes()
137 		s->hdlcrx.len++;  in hdlc_rx_add_bytes()
150 	if (s->hdlcrx.len < 4)   in hdlc_rx_flag()
152 	if (!check_crc_ccitt(s->hdlcrx.buffer, s->hdlcrx.len))   in hdlc_rx_flag()
154 	pkt_len = s->hdlcrx.len - 2 + 1; /* KISS kludge */  in hdlc_rx_flag()
162 	memcpy(cp, s->hdlcrx.buffer, pkt_len - 1);  in hdlc_rx_flag()
175 	if (test_and_set_bit(0, &s->hdlcrx.in_hdlc_rx))  in hdlcdrv_receiver()
178 	while (!hdlcdrv_hbuf_empty(&s->hdlcrx.hbuf)) {  in hdlcdrv_receiver()
179 		word = hdlcdrv_hbuf_get(&s->hdlcrx.hbuf);	  in hdlcdrv_receiver()
184 	       	s->hdlcrx.bitstream >>= 16;  in hdlcdrv_receiver()
185 		s->hdlcrx.bitstream |= word << 16;  in hdlcdrv_receiver()
186 		s->hdlcrx.bitbuf >>= 16;  in hdlcdrv_receiver()
187 		s->hdlcrx.bitbuf |= word << 16;  in hdlcdrv_receiver()
188 		s->hdlcrx.numbits += 16;  in hdlcdrv_receiver()
194 			if ((s->hdlcrx.bitstream & mask1) == mask1)  in hdlcdrv_receiver()
195 				s->hdlcrx.rx_state = 0; /* abort received */  in hdlcdrv_receiver()
196 			else if ((s->hdlcrx.bitstream & mask2) == mask3) {  in hdlcdrv_receiver()
198 				if (s->hdlcrx.rx_state) {  in hdlcdrv_receiver()
199 					hdlc_rx_add_bytes(s, s->hdlcrx.bitbuf   in hdlcdrv_receiver()
201 							  s->hdlcrx.numbits  in hdlcdrv_receiver()
205 				s->hdlcrx.len = 0;  in hdlcdrv_receiver()
206 				s->hdlcrx.bp = s->hdlcrx.buffer;  in hdlcdrv_receiver()
207 				s->hdlcrx.rx_state = 1;  in hdlcdrv_receiver()
208 				s->hdlcrx.numbits = i;  in hdlcdrv_receiver()
209 			} else if ((s->hdlcrx.bitstream & mask4) == mask5) {  in hdlcdrv_receiver()
211 				s->hdlcrx.numbits--;  in hdlcdrv_receiver()
212 				s->hdlcrx.bitbuf = (s->hdlcrx.bitbuf & (~mask6)) |  in hdlcdrv_receiver()
213 					((s->hdlcrx.bitbuf & mask6) << 1);  in hdlcdrv_receiver()
216 		s->hdlcrx.numbits -= hdlc_rx_add_bytes(s, s->hdlcrx.bitbuf,  in hdlcdrv_receiver()
217 						       s->hdlcrx.numbits);  in hdlcdrv_receiver()
219 	clear_bit(0, &s->hdlcrx.in_hdlc_rx);  in hdlcdrv_receiver()
385 	if (s->hdlcrx.dcd) {  in hdlcdrv_arbitrate()
455 	s->hdlcrx.hbuf.rd = s->hdlcrx.hbuf.wr = 0;  in hdlcdrv_open()
456 	s->hdlcrx.in_hdlc_rx = 0;  in hdlcdrv_open()
457 	s->hdlcrx.rx_state = 0;  in hdlcdrv_open()
560 		bi.data.cs.dcd = s->hdlcrx.dcd;  in hdlcdrv_ioctl()
570 		bi.data.ocs.dcd = s->hdlcrx.dcd;  in hdlcdrv_ioctl()
650 	spin_lock_init(&s->hdlcrx.hbuf.lock);  in hdlcdrv_setup()
651 	s->hdlcrx.hbuf.rd = s->hdlcrx.hbuf.wr = 0;  in hdlcdrv_setup()
652 	s->hdlcrx.in_hdlc_rx = 0;  in hdlcdrv_setup()
653 	s->hdlcrx.rx_state = 0;  in hdlcdrv_setup()