1 /* SPDX-License-Identifier: GPL-2.0 1 /* SPDX-License-Identifier: GPL-2.0
2 * Copyright(c) 2020 Intel Corporation. 2 * Copyright(c) 2020 Intel Corporation.
3 */ 3 */
4 4
5 #ifndef XSKXCEIVER_H_ 5 #ifndef XSKXCEIVER_H_
6 #define XSKXCEIVER_H_ 6 #define XSKXCEIVER_H_
7 7
8 #include <limits.h> 8 #include <limits.h>
9 9
10 #include "xsk_xdp_progs.skel.h" 10 #include "xsk_xdp_progs.skel.h"
11 #include "xsk_xdp_common.h" 11 #include "xsk_xdp_common.h"
12 12
13 #ifndef SOL_XDP 13 #ifndef SOL_XDP
14 #define SOL_XDP 283 14 #define SOL_XDP 283
15 #endif 15 #endif
16 16
17 #ifndef AF_XDP 17 #ifndef AF_XDP
18 #define AF_XDP 44 18 #define AF_XDP 44
19 #endif 19 #endif
20 20
21 #ifndef PF_XDP 21 #ifndef PF_XDP
22 #define PF_XDP AF_XDP 22 #define PF_XDP AF_XDP
23 #endif 23 #endif
24 24
25 #ifndef SO_BUSY_POLL_BUDGET 25 #ifndef SO_BUSY_POLL_BUDGET
26 #define SO_BUSY_POLL_BUDGET 70 26 #define SO_BUSY_POLL_BUDGET 70
27 #endif 27 #endif
28 28
29 #ifndef SO_PREFER_BUSY_POLL 29 #ifndef SO_PREFER_BUSY_POLL
30 #define SO_PREFER_BUSY_POLL 69 30 #define SO_PREFER_BUSY_POLL 69
31 #endif 31 #endif
32 32
33 #define TEST_PASS 0 33 #define TEST_PASS 0
34 #define TEST_FAILURE -1 34 #define TEST_FAILURE -1
35 #define TEST_CONTINUE 1 35 #define TEST_CONTINUE 1
36 #define TEST_SKIP 2 36 #define TEST_SKIP 2
37 #define MAX_INTERFACES 2 37 #define MAX_INTERFACES 2
38 #define MAX_INTERFACE_NAME_CHARS 16 38 #define MAX_INTERFACE_NAME_CHARS 16
39 #define MAX_TEST_NAME_SIZE 48 39 #define MAX_TEST_NAME_SIZE 48
40 #define MAX_TEARDOWN_ITER 10 40 #define MAX_TEARDOWN_ITER 10
41 #define PKT_HDR_SIZE (sizeof(struct ethhdr) + 41 #define PKT_HDR_SIZE (sizeof(struct ethhdr) + 2) /* Just to align the data in the packet */
42 #define MIN_PKT_SIZE 64 42 #define MIN_PKT_SIZE 64
43 #define MAX_ETH_PKT_SIZE 1518 43 #define MAX_ETH_PKT_SIZE 1518
44 #define MAX_ETH_JUMBO_SIZE 9000 44 #define MAX_ETH_JUMBO_SIZE 9000
45 #define USLEEP_MAX 10000 45 #define USLEEP_MAX 10000
46 #define SOCK_RECONF_CTR 10 46 #define SOCK_RECONF_CTR 10
47 #define DEFAULT_BATCH_SIZE 64 !! 47 #define BATCH_SIZE 64
48 #define POLL_TMOUT 1000 48 #define POLL_TMOUT 1000
49 #define THREAD_TMOUT 3 49 #define THREAD_TMOUT 3
50 #define DEFAULT_PKT_CNT (4 * 1024) 50 #define DEFAULT_PKT_CNT (4 * 1024)
51 #define DEFAULT_UMEM_BUFFERS (DEFAULT_PKT_CNT 51 #define DEFAULT_UMEM_BUFFERS (DEFAULT_PKT_CNT / 4)
52 #define RX_FULL_RXQSIZE 32 52 #define RX_FULL_RXQSIZE 32
53 #define UMEM_HEADROOM_TEST_SIZE 128 53 #define UMEM_HEADROOM_TEST_SIZE 128
54 #define XSK_UMEM__INVALID_FRAME_SIZE (MAX_ETH_ 54 #define XSK_UMEM__INVALID_FRAME_SIZE (MAX_ETH_JUMBO_SIZE + 1)
55 #define XSK_UMEM__LARGE_FRAME_SIZE (3 * 1024) 55 #define XSK_UMEM__LARGE_FRAME_SIZE (3 * 1024)
56 #define XSK_UMEM__MAX_FRAME_SIZE (4 * 1024) 56 #define XSK_UMEM__MAX_FRAME_SIZE (4 * 1024)
57 #define XSK_DESC__INVALID_OPTION (0xffff) 57 #define XSK_DESC__INVALID_OPTION (0xffff)
58 #define XSK_DESC__MAX_SKB_FRAGS 18 58 #define XSK_DESC__MAX_SKB_FRAGS 18
59 #define HUGEPAGE_SIZE (2 * 1024 * 1024) 59 #define HUGEPAGE_SIZE (2 * 1024 * 1024)
60 #define PKT_DUMP_NB_TO_PRINT 16 60 #define PKT_DUMP_NB_TO_PRINT 16
61 #define RUN_ALL_TESTS UINT_MAX 61 #define RUN_ALL_TESTS UINT_MAX
62 #define NUM_MAC_ADDRESSES 4 62 #define NUM_MAC_ADDRESSES 4
63 63
64 #define print_verbose(x...) do { if (opt_verbo 64 #define print_verbose(x...) do { if (opt_verbose) ksft_print_msg(x); } while (0)
65 65
66 enum test_mode { 66 enum test_mode {
67 TEST_MODE_SKB, 67 TEST_MODE_SKB,
68 TEST_MODE_DRV, 68 TEST_MODE_DRV,
69 TEST_MODE_ZC, 69 TEST_MODE_ZC,
70 TEST_MODE_ALL 70 TEST_MODE_ALL
71 }; 71 };
72 72
73 struct xsk_umem_info { 73 struct xsk_umem_info {
74 struct xsk_ring_prod fq; 74 struct xsk_ring_prod fq;
75 struct xsk_ring_cons cq; 75 struct xsk_ring_cons cq;
76 struct xsk_umem *umem; 76 struct xsk_umem *umem;
77 u64 next_buffer; 77 u64 next_buffer;
78 u32 num_frames; 78 u32 num_frames;
79 u32 frame_headroom; 79 u32 frame_headroom;
80 void *buffer; 80 void *buffer;
81 u32 frame_size; 81 u32 frame_size;
82 u32 base_addr; 82 u32 base_addr;
83 u32 fill_size; <<
84 u32 comp_size; <<
85 bool unaligned_mode; 83 bool unaligned_mode;
86 }; 84 };
87 85
88 struct xsk_socket_info { 86 struct xsk_socket_info {
89 struct xsk_ring_cons rx; 87 struct xsk_ring_cons rx;
90 struct xsk_ring_prod tx; 88 struct xsk_ring_prod tx;
91 struct xsk_umem_info *umem; 89 struct xsk_umem_info *umem;
92 struct xsk_socket *xsk; 90 struct xsk_socket *xsk;
93 struct pkt_stream *pkt_stream; 91 struct pkt_stream *pkt_stream;
94 u32 outstanding_tx; 92 u32 outstanding_tx;
95 u32 rxqsize; 93 u32 rxqsize;
96 u32 batch_size; <<
97 u8 dst_mac[ETH_ALEN]; 94 u8 dst_mac[ETH_ALEN];
98 u8 src_mac[ETH_ALEN]; 95 u8 src_mac[ETH_ALEN];
99 }; 96 };
100 97
101 struct pkt { 98 struct pkt {
102 int offset; 99 int offset;
103 u32 len; 100 u32 len;
104 u32 pkt_nb; 101 u32 pkt_nb;
105 bool valid; 102 bool valid;
106 u16 options; 103 u16 options;
107 }; 104 };
108 105
109 struct pkt_stream { 106 struct pkt_stream {
110 u32 nb_pkts; 107 u32 nb_pkts;
111 u32 current_pkt_nb; 108 u32 current_pkt_nb;
112 struct pkt *pkts; 109 struct pkt *pkts;
113 u32 max_pkt_len; 110 u32 max_pkt_len;
114 u32 nb_rx_pkts; 111 u32 nb_rx_pkts;
115 u32 nb_valid_entries; 112 u32 nb_valid_entries;
116 bool verbatim; 113 bool verbatim;
117 }; 114 };
118 115
119 struct set_hw_ring { <<
120 u32 default_tx; <<
121 u32 default_rx; <<
122 }; <<
123 <<
124 struct ifobject; 116 struct ifobject;
125 struct test_spec; 117 struct test_spec;
126 typedef int (*validation_func_t)(struct ifobje 118 typedef int (*validation_func_t)(struct ifobject *ifobj);
127 typedef void *(*thread_func_t)(void *arg); 119 typedef void *(*thread_func_t)(void *arg);
128 typedef int (*test_func_t)(struct test_spec *t 120 typedef int (*test_func_t)(struct test_spec *test);
129 121
130 struct ifobject { 122 struct ifobject {
131 char ifname[MAX_INTERFACE_NAME_CHARS]; 123 char ifname[MAX_INTERFACE_NAME_CHARS];
132 struct xsk_socket_info *xsk; 124 struct xsk_socket_info *xsk;
133 struct xsk_socket_info *xsk_arr; 125 struct xsk_socket_info *xsk_arr;
134 struct xsk_umem_info *umem; 126 struct xsk_umem_info *umem;
135 thread_func_t func_ptr; 127 thread_func_t func_ptr;
136 validation_func_t validation_func; 128 validation_func_t validation_func;
137 struct xsk_xdp_progs *xdp_progs; 129 struct xsk_xdp_progs *xdp_progs;
138 struct bpf_map *xskmap; 130 struct bpf_map *xskmap;
139 struct bpf_program *xdp_prog; 131 struct bpf_program *xdp_prog;
140 struct ethtool_ringparam ring; <<
141 struct set_hw_ring set_ring; <<
142 enum test_mode mode; 132 enum test_mode mode;
143 int ifindex; 133 int ifindex;
144 int mtu; 134 int mtu;
145 u32 bind_flags; 135 u32 bind_flags;
146 u32 xdp_zc_max_segs; 136 u32 xdp_zc_max_segs;
147 bool tx_on; 137 bool tx_on;
148 bool rx_on; 138 bool rx_on;
149 bool use_poll; 139 bool use_poll;
150 bool busy_poll; 140 bool busy_poll;
151 bool use_fill_ring; 141 bool use_fill_ring;
152 bool release_rx; 142 bool release_rx;
153 bool shared_umem; 143 bool shared_umem;
154 bool use_metadata; 144 bool use_metadata;
155 bool unaligned_supp; 145 bool unaligned_supp;
156 bool multi_buff_supp; 146 bool multi_buff_supp;
157 bool multi_buff_zc_supp; 147 bool multi_buff_zc_supp;
158 bool hw_ring_size_supp; <<
159 }; 148 };
160 149
161 struct test_spec { 150 struct test_spec {
162 struct ifobject *ifobj_tx; 151 struct ifobject *ifobj_tx;
163 struct ifobject *ifobj_rx; 152 struct ifobject *ifobj_rx;
164 struct pkt_stream *tx_pkt_stream_defau 153 struct pkt_stream *tx_pkt_stream_default;
165 struct pkt_stream *rx_pkt_stream_defau 154 struct pkt_stream *rx_pkt_stream_default;
166 struct bpf_program *xdp_prog_rx; 155 struct bpf_program *xdp_prog_rx;
167 struct bpf_program *xdp_prog_tx; 156 struct bpf_program *xdp_prog_tx;
168 struct bpf_map *xskmap_rx; 157 struct bpf_map *xskmap_rx;
169 struct bpf_map *xskmap_tx; 158 struct bpf_map *xskmap_tx;
170 test_func_t test_func; 159 test_func_t test_func;
171 int mtu; 160 int mtu;
172 u16 total_steps; 161 u16 total_steps;
173 u16 current_step; 162 u16 current_step;
174 u16 nb_sockets; 163 u16 nb_sockets;
175 bool fail; 164 bool fail;
176 bool set_ring; <<
177 enum test_mode mode; 165 enum test_mode mode;
178 char name[MAX_TEST_NAME_SIZE]; 166 char name[MAX_TEST_NAME_SIZE];
179 }; 167 };
180 168
181 pthread_barrier_t barr; 169 pthread_barrier_t barr;
182 pthread_mutex_t pacing_mutex = PTHREAD_MUTEX_I 170 pthread_mutex_t pacing_mutex = PTHREAD_MUTEX_INITIALIZER;
183 171
184 int pkts_in_flight; 172 int pkts_in_flight;
185 173
186 static const u8 g_mac[ETH_ALEN] = {0x55, 0x44, 174 static const u8 g_mac[ETH_ALEN] = {0x55, 0x44, 0x33, 0x22, 0x11, 0x00};
187 175
188 #endif /* XSKXCEIVER_ 176 #endif /* XSKXCEIVER_H_ */
189 177
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.