LXR linux/include/net/tso.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef _TSO_H
   3#define _TSO_H
   4
   5#include <net/ip.h>
   6
   7#define TSO_HEADER_SIZE         256
   8
   9struct tso_t {
  10        int     next_frag_idx;
  11        int     size;
  12        void    *data;
  13        u16     ip_id;
  14        u8      tlen; /* transport header len */
  15        bool    ipv6;
  16        u32     tcp_seq;
  17};
  18
  19int tso_count_descs(const struct sk_buff *skb);
  20void tso_build_hdr(const struct sk_buff *skb, char *hdr, struct tso_t *tso,
  21                   int size, bool is_last);
  22void tso_build_data(const struct sk_buff *skb, struct tso_t *tso, int size);
  23int tso_start(struct sk_buff *skb, struct tso_t *tso);
  24
  25#endif  /* _TSO_H */
  26