140 /* PRP Redunancy Control Trailor (RCT).
141  * As defined in IEC-62439-4:2012, the PRP RCT is really { sequence Nr,
152 static inline u16 get_prp_LSDU_size(struct prp_rct *rct)  in get_prp_LSDU_size()  argument
154 	return ntohs(rct->lan_id_and_LSDU_size) & 0x0FFF;  in get_prp_LSDU_size()
157 static inline void set_prp_lan_id(struct prp_rct *rct, u16 lan_id)  in set_prp_lan_id()  argument
159 	rct->lan_id_and_LSDU_size = htons((ntohs(rct->lan_id_and_LSDU_size) &  in set_prp_lan_id()
162 static inline void set_prp_LSDU_size(struct prp_rct *rct, u16 LSDU_size)  in set_prp_LSDU_size()  argument
164 	rct->lan_id_and_LSDU_size = htons((ntohs(rct->lan_id_and_LSDU_size) &  in set_prp_LSDU_size()
245 	struct prp_rct *rct = (struct prp_rct *)tail;  in skb_get_PRP_rct()  local
247 	if (rct->PRP_suffix == htons(ETH_P_PRP))  in skb_get_PRP_rct()
248 		return rct;  in skb_get_PRP_rct()
254 static inline u16 prp_get_skb_sequence_nr(struct prp_rct *rct)  in prp_get_skb_sequence_nr()  argument
256 	return ntohs(rct->sequence_nr);  in prp_get_skb_sequence_nr()
259 static inline u16 get_prp_lan_id(struct prp_rct *rct)  in get_prp_lan_id()  argument
261 	return ntohs(rct->lan_id_and_LSDU_size) >> 12;  in get_prp_lan_id()
264 /* assume there is a valid rct */
266 				       struct prp_rct *rct,  in prp_check_lsdu_size()  argument
281 	return (expected_lsdu_size == get_prp_LSDU_size(rct));  in prp_check_lsdu_size()