122 static inline void set_session_id(struct erspan_base_hdr *ershdr, u16 id)  in set_session_id()  argument
124 	ershdr->session_id = id & 0xff;  in set_session_id()
125 	ershdr->session_id_upper = (id >> 8) & 0x3;  in set_session_id()
128 static inline u16 get_session_id(const struct erspan_base_hdr *ershdr)  in get_session_id()  argument
130 	return (ershdr->session_id_upper << 8) + ershdr->session_id;  in get_session_id()
133 static inline void set_vlan(struct erspan_base_hdr *ershdr, u16 vlan)  in set_vlan()  argument
135 	ershdr->vlan = vlan & 0xff;  in set_vlan()
136 	ershdr->vlan_upper = (vlan >> 8) & 0xf;  in set_vlan()
139 static inline u16 get_vlan(const struct erspan_base_hdr *ershdr)  in get_vlan()  argument
141 	return (ershdr->vlan_upper << 8) + ershdr->vlan;  in get_vlan()
179 	struct erspan_base_hdr *ershdr;  in erspan_build_header()  local
203 	skb_push(skb, sizeof(*ershdr) + ERSPAN_V1_MDSIZE);  in erspan_build_header()
204 	ershdr = (struct erspan_base_hdr *)skb->data;  in erspan_build_header()
205 	memset(ershdr, 0, sizeof(*ershdr) + ERSPAN_V1_MDSIZE);  in erspan_build_header()
208 	ershdr->ver = ERSPAN_VERSION;  in erspan_build_header()
209 	ershdr->cos = tos_to_cos(tos);  in erspan_build_header()
210 	ershdr->en = enc_type;  in erspan_build_header()
211 	ershdr->t = truncate;  in erspan_build_header()
212 	set_vlan(ershdr, vlan_tci);  in erspan_build_header()
213 	set_session_id(ershdr, id);  in erspan_build_header()
216 	idx = (__be32 *)(ershdr + 1);  in erspan_build_header()
272 	struct erspan_base_hdr *ershdr;  in erspan_build_header_v2()  local
297 	skb_push(skb, sizeof(*ershdr) + ERSPAN_V2_MDSIZE);  in erspan_build_header_v2()
298 	ershdr = (struct erspan_base_hdr *)skb->data;  in erspan_build_header_v2()
299 	memset(ershdr, 0, sizeof(*ershdr) + ERSPAN_V2_MDSIZE);  in erspan_build_header_v2()
302 	ershdr->ver = ERSPAN_VERSION2;  in erspan_build_header_v2()
303 	ershdr->cos = tos_to_cos(tos);  in erspan_build_header_v2()
304 	ershdr->en = bso;  in erspan_build_header_v2()
305 	ershdr->t = truncate;  in erspan_build_header_v2()
306 	set_vlan(ershdr, vlan_tci);  in erspan_build_header_v2()
307 	set_session_id(ershdr, id);  in erspan_build_header_v2()
310 	md2 = (struct erspan_md2 *)(ershdr + 1);  in erspan_build_header_v2()