1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2014-2018 Broadcom
3 * All rights reserved.
4 */
5
6 #ifndef _BNXT_RXR_H_
7 #define _BNXT_RXR_H_
8 #include "hsi_struct_def_dpdk.h"
9
10 #define BNXT_TPA_START_AGG_ID_PRE_TH(cmp) \
11 ((rte_le_to_cpu_16((cmp)->agg_id) & RX_TPA_START_CMPL_AGG_ID_MASK) >> \
12 RX_TPA_START_CMPL_AGG_ID_SFT)
13
14 #define BNXT_TPA_START_AGG_ID_TH(cmp) \
15 rte_le_to_cpu_16((cmp)->agg_id)
16
bnxt_tpa_start_agg_id(struct bnxt * bp,struct rx_tpa_start_cmpl * cmp)17 static inline uint16_t bnxt_tpa_start_agg_id(struct bnxt *bp,
18 struct rx_tpa_start_cmpl *cmp)
19 {
20 if (BNXT_CHIP_THOR(bp))
21 return BNXT_TPA_START_AGG_ID_TH(cmp);
22 else
23 return BNXT_TPA_START_AGG_ID_PRE_TH(cmp);
24 }
25
26 #define BNXT_TPA_END_AGG_BUFS(cmp) \
27 (((cmp)->agg_bufs_v1 & RX_TPA_END_CMPL_AGG_BUFS_MASK) \
28 >> RX_TPA_END_CMPL_AGG_BUFS_SFT)
29
30 #define BNXT_TPA_END_AGG_BUFS_TH(cmp) \
31 ((cmp)->tpa_agg_bufs)
32
33 #define BNXT_TPA_END_AGG_ID(cmp) \
34 (((cmp)->agg_id & RX_TPA_END_CMPL_AGG_ID_MASK) >> \
35 RX_TPA_END_CMPL_AGG_ID_SFT)
36
37 #define BNXT_TPA_END_AGG_ID_TH(cmp) \
38 rte_le_to_cpu_16((cmp)->agg_id)
39
40 #define BNXT_RX_POST_THRESH 32
41
42 /* Number of descriptors to process per inner loop in vector mode. */
43 #define RTE_BNXT_DESCS_PER_LOOP 4U
44
45 struct bnxt_tpa_info {
46 struct rte_mbuf *mbuf;
47 uint16_t len;
48 uint32_t agg_count;
49 struct rx_tpa_v2_abuf_cmpl agg_arr[TPA_MAX_NUM_SEGS];
50 };
51
52 struct bnxt_rx_ring_info {
53 uint16_t rx_prod;
54 uint16_t ag_prod;
55 uint16_t rx_cons; /* Needed for representor */
56 struct bnxt_db_info rx_db;
57 struct bnxt_db_info ag_db;
58
59 struct rx_prod_pkt_bd *rx_desc_ring;
60 struct rx_prod_pkt_bd *ag_desc_ring;
61 struct rte_mbuf **rx_buf_ring; /* sw ring */
62 struct rte_mbuf **ag_buf_ring; /* sw ring */
63
64 rte_iova_t rx_desc_mapping;
65 rte_iova_t ag_desc_mapping;
66
67 struct bnxt_ring *rx_ring_struct;
68 struct bnxt_ring *ag_ring_struct;
69
70 /*
71 * To deal with out of order return from TPA, use free buffer indicator
72 */
73 struct rte_bitmap *ag_bitmap;
74
75 struct bnxt_tpa_info *tpa_info;
76 };
77
78 uint16_t bnxt_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
79 uint16_t nb_pkts);
80 void bnxt_free_rx_rings(struct bnxt *bp);
81 int bnxt_init_rx_ring_struct(struct bnxt_rx_queue *rxq, unsigned int socket_id);
82 int bnxt_init_one_rx_ring(struct bnxt_rx_queue *rxq);
83 int bnxt_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id);
84 int bnxt_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id);
85
86 #if defined(RTE_ARCH_X86) || defined(RTE_ARCH_ARM64)
87 uint16_t bnxt_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
88 uint16_t nb_pkts);
89 int bnxt_rxq_vec_setup(struct bnxt_rx_queue *rxq);
90 #endif
91
92 void bnxt_set_mark_in_mbuf(struct bnxt *bp,
93 struct rx_pkt_cmpl_hi *rxcmp1,
94 struct rte_mbuf *mbuf);
95
96 typedef uint32_t bnxt_cfa_code_dynfield_t;
97 extern int bnxt_cfa_code_dynfield_offset;
98
99 static inline bnxt_cfa_code_dynfield_t *
bnxt_cfa_code_dynfield(struct rte_mbuf * mbuf)100 bnxt_cfa_code_dynfield(struct rte_mbuf *mbuf)
101 {
102 return RTE_MBUF_DYNFIELD(mbuf,
103 bnxt_cfa_code_dynfield_offset, bnxt_cfa_code_dynfield_t *);
104 }
105
106 #define BNXT_RX_META_CFA_CODE_SHIFT 19
107 #define BNXT_CFA_CODE_META_SHIFT 16
108 #define BNXT_RX_META_CFA_CODE_INT_ACT_REC_BIT 0x8000000
109 #define BNXT_RX_META_CFA_CODE_EEM_BIT 0x4000000
110 #define BNXT_CFA_META_FMT_MASK 0x70
111 #define BNXT_CFA_META_FMT_SHFT 4
112 #define BNXT_CFA_META_FMT_EM_EEM_SHFT 1
113 #define BNXT_CFA_META_FMT_EEM 3
114 #define BNXT_CFA_META_EEM_TCAM_SHIFT 31
115 #define BNXT_CFA_META_EM_TEST(x) ((x) >> BNXT_CFA_META_EEM_TCAM_SHIFT)
116
117 #define BNXT_PTYPE_TBL_DIM 128
118 extern uint32_t bnxt_ptype_table[BNXT_PTYPE_TBL_DIM];
119
120 #define BNXT_OL_FLAGS_TBL_DIM 32
121 extern uint32_t bnxt_ol_flags_table[BNXT_OL_FLAGS_TBL_DIM];
122
123 #define BNXT_OL_FLAGS_ERR_TBL_DIM 16
124 extern uint32_t bnxt_ol_flags_err_table[BNXT_OL_FLAGS_ERR_TBL_DIM];
125 #endif
126