263 static int parse_hip(const u8 *buf, const u32 buflen, struct hip_hdr *hh)  in parse_hip()  argument
271 	curp = save16bit(&hh->payload_len, curp);  in parse_hip()
272 	curp = save8bit(&hh->msgid, curp);  in parse_hip()
273 	curp = save8bit(&hh->msgspecific, curp);  in parse_hip()
275 	padded = hh->msgid.byte & 0x80;  in parse_hip()
276 	hh->msgid.byte &= 0x7F;			/* 7 bits */  in parse_hip()
278 	hh->extmsgid.is_present = (hh->msgid.byte == SIERRA_NET_HIP_EXTENDEDID);  in parse_hip()
279 	if (hh->extmsgid.is_present) {  in parse_hip()
283 		hh->payload_len.word &= 0x3FFF; /* 14 bits */  in parse_hip()
285 		curp = save16bit(&hh->extmsgid, curp);  in parse_hip()
286 		hh->extmsgid.word &= 0x03FF;	/* 10 bits */  in parse_hip()
288 		hh->hdrlen = SIERRA_NET_HIP_EXT_HDR_LEN;  in parse_hip()
290 		hh->payload_len.word &= 0x07FF;	/* 11 bits */  in parse_hip()
291 		hh->hdrlen = SIERRA_NET_HIP_HDR_LEN;  in parse_hip()
295 		hh->hdrlen++;  in parse_hip()
296 		hh->payload_len.word--;  in parse_hip()
300 	if (buflen < (hh->hdrlen + hh->payload_len.word))  in parse_hip()
418 		struct hip_hdr	*hh)  in sierra_net_handle_lsi()  argument
423 	link_up = sierra_net_parse_lsi(dev, data + hh->hdrlen,  in sierra_net_handle_lsi()
424 					hh->payload_len.word);  in sierra_net_handle_lsi()
430 		sierra_net_set_ctx_index(priv, hh->msgspecific.byte);  in sierra_net_handle_lsi()
496 			struct hip_hdr	hh;  in sierra_net_kevent()  local
501 			err = parse_hip(buf, len, &hh);  in sierra_net_kevent()
510 			if (len != hh.hdrlen + hh.payload_len.word) {  in sierra_net_kevent()
513 					hh.hdrlen + hh.payload_len.word);  in sierra_net_kevent()
519 			switch (hh.msgid.byte) {  in sierra_net_kevent()
522 					hh.msgspecific.byte);  in sierra_net_kevent()
523 				sierra_net_handle_lsi(dev, buf, &hh);  in sierra_net_kevent()
528 						hh.msgspecific.byte);  in sierra_net_kevent()
543 					"extmsgid 0x%04x\n", hh.extmsgid.word);  in sierra_net_kevent()
550 					"msgid 0x%02x\n", hh.msgid.byte);  in sierra_net_kevent()
808 	struct hip_hdr  hh;  in sierra_net_rx_fixup()  local
815 		err = parse_hip(skb->data, skb->len, &hh);  in sierra_net_rx_fixup()
826 		if (!hh.extmsgid.is_present  in sierra_net_rx_fixup()
827 		    || hh.extmsgid.word != SIERRA_NET_HIP_EXT_IP_IN_ID) {  in sierra_net_rx_fixup()
836 		skb_pull(skb, hh.hdrlen);  in sierra_net_rx_fixup()
848 		if (hh.payload_len.word == skb->len)  in sierra_net_rx_fixup()
851 		new_skb = sierra_net_skb_clone(dev, skb, hh.payload_len.word);  in sierra_net_rx_fixup()