forked from kevintraynor/dpdk-stable-queue-1811
/
bnxt_rxr.h
229 lines (186 loc) · 6.65 KB
/
bnxt_rxr.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2014-2018 Broadcom
* All rights reserved.
*/
#ifndef _BNXT_RXR_H_
#define _BNXT_RXR_H_
#include "hsi_struct_def_dpdk.h"
#define B_RX_DB(db, prod) \
(*(uint32_t *)db = (DB_KEY_RX | (prod)))
#define BNXT_TPA_L4_SIZE(x) \
{ \
typeof(x) hdr_info = (x); \
(((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32) \
}
#define BNXT_TPA_INNER_L3_OFF(hdr_info) \
(((hdr_info) >> 18) & 0x1ff)
#define BNXT_TPA_INNER_L2_OFF(hdr_info) \
(((hdr_info) >> 9) & 0x1ff)
#define BNXT_TPA_OUTER_L3_OFF(hdr_info) \
((hdr_info) & 0x1ff)
#define flags2_0xf(rxcmp1) \
(((rxcmp1)->flags2) & 0xf)
/* IP non tunnel can be with or without L4-
* Ether / (vlan) / IP|IP6 / UDP|TCP|SCTP Or
* Ether / (vlan) / outer IP|IP6 / ICMP
* we use '==' instead of '&' because tunnel pkts have all 4 fields set.
*/
#define IS_IP_NONTUNNEL_PKT(flags2_f) \
( \
((flags2_f) == \
(rte_cpu_to_le_32(RX_PKT_CMPL_FLAGS2_IP_CS_CALC))) || \
((flags2_f) == \
(rte_cpu_to_le_32(RX_PKT_CMPL_FLAGS2_IP_CS_CALC | \
RX_PKT_CMPL_FLAGS2_L4_CS_CALC))) \
)
/* IP Tunnel pkt must have atleast tunnel-IP-calc set.
* again tunnel ie outer L4 is optional bcoz of
* Ether / (vlan) / outer IP|IP6 / GRE / Ether / IP|IP6 / UDP|TCP|SCTP
* Ether / (vlan) / outer IP|IP6 / outer UDP / VxLAN / Ether / IP|IP6 /
* UDP|TCP|SCTP
* Ether / (vlan) / outer IP|IP6 / outer UDP / VXLAN-GPE / Ether / IP|IP6 /
* UDP|TCP|SCTP
* Ether / (vlan) / outer IP|IP6 / outer UDP / VXLAN-GPE / IP|IP6 /
* UDP|TCP|SCTP
* Ether / (vlan) / outer IP|IP6 / GRE / IP|IP6 / UDP|TCP|SCTP
* Ether / (vlan) / outer IP|IP6 / IP|IP6 / UDP|TCP|SCTP
* also inner L3 chksum error is not taken into consideration by DPDK.
*/
#define IS_IP_TUNNEL_PKT(flags2_f) \
((flags2_f) & rte_cpu_to_le_32(RX_PKT_CMPL_FLAGS2_T_IP_CS_CALC))
/* RX_PKT_CMPL_ERRORS_IP_CS_ERROR only for Non-tunnel pkts.
* For tunnel pkts RX_PKT_CMPL_ERRORS_IP_CS_ERROR is not accounted and treated
* as good csum pkt.
*/
#define RX_CMP_IP_CS_ERROR(rxcmp1) \
((rxcmp1)->errors_v2 & \
rte_cpu_to_le_32(RX_PKT_CMPL_ERRORS_IP_CS_ERROR))
#define RX_CMP_IP_OUTER_CS_ERROR(rxcmp1) \
((rxcmp1)->errors_v2 & \
rte_cpu_to_le_32(RX_PKT_CMPL_ERRORS_T_IP_CS_ERROR))
#define RX_CMP_IP_CS_BITS \
rte_cpu_to_le_32(RX_PKT_CMPL_FLAGS2_IP_CS_CALC | \
RX_PKT_CMPL_FLAGS2_T_IP_CS_CALC)
#define RX_CMP_IP_CS_UNKNOWN(rxcmp1) \
!((rxcmp1)->flags2 & RX_CMP_IP_CS_BITS)
/* L4 non tunnel pkt-
* Ether / (vlan) / IP6 / UDP|TCP|SCTP
*/
#define IS_L4_NONTUNNEL_PKT(flags2_f) \
( \
((flags2_f) == \
(rte_cpu_to_le_32(RX_PKT_CMPL_FLAGS2_IP_CS_CALC | \
RX_PKT_CMPL_FLAGS2_L4_CS_CALC))))
/* L4 tunnel pkt-
* Outer L4 is not mandatory. Eg: GRE-
* Ether / (vlan) / outer IP|IP6 / GRE / Ether / IP|IP6 / UDP|TCP|SCTP
* Ether / (vlan) / outer IP|IP6 / outer UDP / VxLAN / Ether / IP|IP6 /
* UDP|TCP|SCTP
*/
#define IS_L4_TUNNEL_PKT_INNER_OUTER_L4_CS(flags2_f) \
((flags2_f) == \
(rte_cpu_to_le_32(RX_PKT_CMPL_FLAGS2_IP_CS_CALC | \
RX_PKT_CMPL_FLAGS2_L4_CS_CALC | \
RX_PKT_CMPL_FLAGS2_T_IP_CS_CALC | \
RX_PKT_CMPL_FLAGS2_T_L4_CS_CALC)))
#define IS_L4_TUNNEL_PKT_ONLY_INNER_L4_CS(flags2_f) \
((flags2_f) == \
(rte_cpu_to_le_32(RX_PKT_CMPL_FLAGS2_IP_CS_CALC | \
RX_PKT_CMPL_FLAGS2_L4_CS_CALC | \
RX_PKT_CMPL_FLAGS2_T_IP_CS_CALC)))
#define IS_L4_TUNNEL_PKT(flags2_f) \
( \
IS_L4_TUNNEL_PKT_INNER_OUTER_L4_CS(flags2_f) || \
IS_L4_TUNNEL_PKT_ONLY_INNER_L4_CS(flags2_f) \
)
#define BNXT_TPA_START_AGG_ID_PRE_TH(cmp) \
((rte_le_to_cpu_16((cmp)->agg_id) & RX_TPA_START_CMPL_AGG_ID_MASK) >> \
RX_TPA_START_CMPL_AGG_ID_SFT)
#define BNXT_TPA_START_AGG_ID_TH(cmp) \
rte_le_to_cpu_16((cmp)->agg_id)
static inline uint16_t bnxt_tpa_start_agg_id(struct bnxt *bp,
struct rx_tpa_start_cmpl *cmp)
{
if (BNXT_CHIP_THOR(bp))
return BNXT_TPA_START_AGG_ID_TH(cmp);
else
return BNXT_TPA_START_AGG_ID_PRE_TH(cmp);
}
#define BNXT_TPA_END_AGG_BUFS(cmp) \
(((cmp)->agg_bufs_v1 & RX_TPA_END_CMPL_AGG_BUFS_MASK) \
>> RX_TPA_END_CMPL_AGG_BUFS_SFT)
#define BNXT_TPA_END_AGG_BUFS_TH(cmp) \
((cmp)->tpa_agg_bufs)
#define BNXT_TPA_END_AGG_ID(cmp) \
(((cmp)->agg_id & RX_TPA_END_CMPL_AGG_ID_MASK) >> \
RX_TPA_END_CMPL_AGG_ID_SFT)
#define BNXT_TPA_END_AGG_ID_TH(cmp) \
rte_le_to_cpu_16((cmp)->agg_id)
#define RX_CMP_L4_CS_BITS \
rte_cpu_to_le_32(RX_PKT_CMPL_FLAGS2_L4_CS_CALC)
#define RX_CMP_L4_CS_UNKNOWN(rxcmp1) \
!((rxcmp1)->flags2 & RX_CMP_L4_CS_BITS)
#define BNXT_RX_L2_AGG_BUFS(cmp) \
(((cmp)->agg_bufs_v1 & RX_PKT_CMPL_AGG_BUFS_MASK) >> \
RX_PKT_CMPL_AGG_BUFS_SFT)
#define RX_CMP_T_L4_CS_BITS \
rte_cpu_to_le_32(RX_PKT_CMPL_FLAGS2_T_L4_CS_CALC)
#define RX_CMP_T_L4_CS_UNKNOWN(rxcmp1) \
!((rxcmp1)->flags2 & RX_CMP_T_L4_CS_BITS)
/* Outer L4 chksum error
*/
#define RX_CMP_L4_OUTER_CS_ERR2(rxcmp1) \
((rxcmp1)->errors_v2 & \
rte_cpu_to_le_32(RX_PKT_CMPL_ERRORS_T_L4_CS_ERROR))
/* Inner L4 chksum error
*/
#define RX_CMP_L4_INNER_CS_ERR2(rxcmp1) \
((rxcmp1)->errors_v2 & \
rte_cpu_to_le_32(RX_PKT_CMPL_ERRORS_L4_CS_ERROR))
enum pkt_hash_types {
PKT_HASH_TYPE_NONE, /* Undefined type */
PKT_HASH_TYPE_L2, /* Input: src_MAC, dest_MAC */
PKT_HASH_TYPE_L3, /* Input: src_IP, dst_IP */
PKT_HASH_TYPE_L4, /* Input: src_IP, dst_IP, src_port, dst_port */
};
struct bnxt_tpa_info {
struct rte_mbuf *mbuf;
uint16_t len;
uint32_t agg_count;
struct rx_tpa_v2_abuf_cmpl agg_arr[TPA_MAX_NUM_SEGS];
};
struct bnxt_sw_rx_bd {
struct rte_mbuf *mbuf; /* data associated with RX descriptor */
};
struct bnxt_rx_ring_info {
uint16_t rx_prod;
uint16_t ag_prod;
struct bnxt_db_info rx_db;
struct bnxt_db_info ag_db;
struct rx_prod_pkt_bd *rx_desc_ring;
struct rx_prod_pkt_bd *ag_desc_ring;
struct bnxt_sw_rx_bd *rx_buf_ring; /* sw ring */
struct bnxt_sw_rx_bd *ag_buf_ring; /* sw ring */
rte_iova_t rx_desc_mapping;
rte_iova_t ag_desc_mapping;
struct bnxt_ring *rx_ring_struct;
struct bnxt_ring *ag_ring_struct;
/*
* To deal with out of order return from TPA, use free buffer indicator
*/
struct rte_bitmap *ag_bitmap;
struct bnxt_tpa_info *tpa_info;
};
uint16_t bnxt_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
uint16_t nb_pkts);
void bnxt_free_rx_rings(struct bnxt *bp);
int bnxt_init_rx_ring_struct(struct bnxt_rx_queue *rxq, unsigned int socket_id);
int bnxt_init_one_rx_ring(struct bnxt_rx_queue *rxq);
int bnxt_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id);
int bnxt_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id);
#ifdef RTE_ARCH_X86
uint16_t bnxt_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
uint16_t nb_pkts);
int bnxt_rxq_vec_setup(struct bnxt_rx_queue *rxq);
#endif
#endif