diff options
Diffstat (limited to 'tools/testing/selftests/bpf/xskxceiver.h')
| -rw-r--r-- | tools/testing/selftests/bpf/xskxceiver.h | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/xskxceiver.h b/tools/testing/selftests/bpf/xskxceiver.h new file mode 100644 index 000000000000..f174df2d693f --- /dev/null +++ b/tools/testing/selftests/bpf/xskxceiver.h @@ -0,0 +1,176 @@ +/* SPDX-License-Identifier: GPL-2.0 + * Copyright(c) 2020 Intel Corporation. + */ + +#ifndef XSKXCEIVER_H_ +#define XSKXCEIVER_H_ + +#include <limits.h> + +#include "xsk_xdp_progs.skel.h" +#include "xsk_xdp_common.h" + +#ifndef SOL_XDP +#define SOL_XDP 283 +#endif + +#ifndef AF_XDP +#define AF_XDP 44 +#endif + +#ifndef PF_XDP +#define PF_XDP AF_XDP +#endif + +#ifndef SO_BUSY_POLL_BUDGET +#define SO_BUSY_POLL_BUDGET 70 +#endif + +#ifndef SO_PREFER_BUSY_POLL +#define SO_PREFER_BUSY_POLL 69 +#endif + +#define TEST_PASS 0 +#define TEST_FAILURE -1 +#define TEST_CONTINUE 1 +#define TEST_SKIP 2 +#define MAX_INTERFACES 2 +#define MAX_INTERFACE_NAME_CHARS 16 +#define MAX_TEST_NAME_SIZE 48 +#define MAX_TEARDOWN_ITER 10 +#define PKT_HDR_SIZE (sizeof(struct ethhdr) + 2) /* Just to align the data in the packet */ +#define MIN_PKT_SIZE 64 +#define MAX_ETH_PKT_SIZE 1518 +#define MAX_ETH_JUMBO_SIZE 9000 +#define USLEEP_MAX 10000 +#define SOCK_RECONF_CTR 10 +#define BATCH_SIZE 64 +#define POLL_TMOUT 1000 +#define THREAD_TMOUT 3 +#define DEFAULT_PKT_CNT (4 * 1024) +#define DEFAULT_UMEM_BUFFERS (DEFAULT_PKT_CNT / 4) +#define RX_FULL_RXQSIZE 32 +#define UMEM_HEADROOM_TEST_SIZE 128 +#define XSK_UMEM__INVALID_FRAME_SIZE (MAX_ETH_JUMBO_SIZE + 1) +#define XSK_UMEM__LARGE_FRAME_SIZE (3 * 1024) +#define XSK_UMEM__MAX_FRAME_SIZE (4 * 1024) +#define XSK_DESC__INVALID_OPTION (0xffff) +#define XSK_DESC__MAX_SKB_FRAGS 18 +#define HUGEPAGE_SIZE (2 * 1024 * 1024) +#define PKT_DUMP_NB_TO_PRINT 16 +#define RUN_ALL_TESTS UINT_MAX +#define NUM_MAC_ADDRESSES 4 + +#define print_verbose(x...) do { if (opt_verbose) ksft_print_msg(x); } while (0) + +enum test_mode { + TEST_MODE_SKB, + TEST_MODE_DRV, + TEST_MODE_ZC, + TEST_MODE_ALL +}; + +struct xsk_umem_info { + struct xsk_ring_prod fq; + struct xsk_ring_cons cq; + struct xsk_umem *umem; + u64 next_buffer; + u32 num_frames; + u32 frame_headroom; + void *buffer; + u32 frame_size; + u32 base_addr; + bool unaligned_mode; +}; + +struct xsk_socket_info { + struct xsk_ring_cons rx; + struct xsk_ring_prod tx; + struct xsk_umem_info *umem; + struct xsk_socket *xsk; + struct pkt_stream *pkt_stream; + u32 outstanding_tx; + u32 rxqsize; + u8 dst_mac[ETH_ALEN]; + u8 src_mac[ETH_ALEN]; +}; + +struct pkt { + int offset; + u32 len; + u32 pkt_nb; + bool valid; + u16 options; +}; + +struct pkt_stream { + u32 nb_pkts; + u32 current_pkt_nb; + struct pkt *pkts; + u32 max_pkt_len; + u32 nb_rx_pkts; + u32 nb_valid_entries; + bool verbatim; +}; + +struct ifobject; +struct test_spec; +typedef int (*validation_func_t)(struct ifobject *ifobj); +typedef void *(*thread_func_t)(void *arg); +typedef int (*test_func_t)(struct test_spec *test); + +struct ifobject { + char ifname[MAX_INTERFACE_NAME_CHARS]; + struct xsk_socket_info *xsk; + struct xsk_socket_info *xsk_arr; + struct xsk_umem_info *umem; + thread_func_t func_ptr; + validation_func_t validation_func; + struct xsk_xdp_progs *xdp_progs; + struct bpf_map *xskmap; + struct bpf_program *xdp_prog; + enum test_mode mode; + int ifindex; + int mtu; + u32 bind_flags; + u32 xdp_zc_max_segs; + bool tx_on; + bool rx_on; + bool use_poll; + bool busy_poll; + bool use_fill_ring; + bool release_rx; + bool shared_umem; + bool use_metadata; + bool unaligned_supp; + bool multi_buff_supp; + bool multi_buff_zc_supp; +}; + +struct test_spec { + struct ifobject *ifobj_tx; + struct ifobject *ifobj_rx; + struct pkt_stream *tx_pkt_stream_default; + struct pkt_stream *rx_pkt_stream_default; + struct bpf_program *xdp_prog_rx; + struct bpf_program *xdp_prog_tx; + struct bpf_map *xskmap_rx; + struct bpf_map *xskmap_tx; + test_func_t test_func; + int mtu; + u16 total_steps; + u16 current_step; + u16 nb_sockets; + bool fail; + enum test_mode mode; + char name[MAX_TEST_NAME_SIZE]; +}; + +pthread_barrier_t barr; +pthread_mutex_t pacing_mutex = PTHREAD_MUTEX_INITIALIZER; + +int pkts_in_flight; + +static const u8 g_mac[ETH_ALEN] = {0x55, 0x44, 0x33, 0x22, 0x11, 0x00}; + +#endif /* XSKXCEIVER_H_ */ |