net/cxgbe: support flow API for source MAC rewrite
[dpdk.git] / drivers / net / cxgbe / smt.h
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2020 Chelsio Communications.
3  * All rights reserved.
4  */
5 #ifndef __CXGBE_SMT_H_
6 #define __CXGBE_SMT_H_
7
8 #include "base/t4_msg.h"
9
10 enum {
11         SMT_STATE_SWITCHING,
12         SMT_STATE_UNUSED,
13         SMT_STATE_ERROR
14 };
15
16 enum {
17         SMT_SIZE = 256
18 };
19
20 struct smt_entry {
21         u16 state;
22         u16 idx;
23         u16 pfvf;
24         u16 hw_idx;
25         u8 src_mac[RTE_ETHER_ADDR_LEN];
26         rte_atomic32_t refcnt;
27         rte_spinlock_t lock;
28 };
29
30 struct smt_data {
31         unsigned int smt_size;
32         unsigned int smt_start;
33         rte_rwlock_t lock;
34         struct smt_entry smtab[0];
35 };
36
37 struct smt_data *t4_init_smt(u32 smt_start_idx, u32 smt_size);
38 void t4_cleanup_smt(struct adapter *adap);
39 void cxgbe_do_smt_write_rpl(struct adapter *adap,
40                             const struct cpl_smt_write_rpl *rpl);
41 struct smt_entry *cxgbe_smt_alloc_switching(struct rte_eth_dev *dev, u8 *smac);
42
43 #endif  /* __CXGBE_SMT_H_ */
44