/* * Copyright (c) 2017, Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU * General Public License (GPL) Version 2, available from the file * COPYING in the main directory of this source tree, or the * OpenIB.org BSD license below: * * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the following * conditions are met: * * - Redistributions of source code must retain the above * copyright notice, this list of conditions and the following * disclaimer. * * - Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials * provided with the distribution. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #define CREATE_TRACE_POINTS #include "fs_tracepoint.h" #include #define DECLARE_MASK_VAL(type, name) struct {type m; type v; } name #define MASK_VAL(type, spec, name, mask, val, fld) \ DECLARE_MASK_VAL(type, name) = \ {.m = MLX5_GET(spec, mask, fld),\ .v = MLX5_GET(spec, val, fld)} #define MASK_VAL_BE(type, spec, name, mask, val, fld) \ DECLARE_MASK_VAL(type, name) = \ {.m = MLX5_GET_BE(type, spec, mask, fld),\ .v = MLX5_GET_BE(type, spec, val, fld)} #define GET_MASKED_VAL(name) (name.m & name.v) #define GET_MASK_VAL(name, type, mask, val, fld) \ (name.m = MLX5_GET(type, mask, fld), \ name.v = MLX5_GET(type, val, fld), \ name.m & name.v) #define PRINT_MASKED_VAL(name, p, format) { \ if (name.m) \ trace_seq_printf(p, __stringify(name) "=" format " ", name.v); \ } #define PRINT_MASKED_VALP(name, cast, p, format) { \ if (name.m) \ trace_seq_printf(p, __stringify(name) "=" format " ", \ (cast)&name.v);\ } static void print_lyr_2_4_hdrs(struct trace_seq *p, const u32 *mask, const u32 *value) { #define MASK_VAL_L2(type, name, fld) \ MASK_VAL(type, fte_match_set_lyr_2_4, name, mask, value, fld) DECLARE_MASK_VAL(u64, smac) = { .m = MLX5_GET(fte_match_set_lyr_2_4, mask, smac_47_16) << 16 | MLX5_GET(fte_match_set_lyr_2_4, mask, smac_15_0), .v = MLX5_GET(fte_match_set_lyr_2_4, value, smac_47_16) << 16 | MLX5_GET(fte_match_set_lyr_2_4, value, smac_15_0)}; DECLARE_MASK_VAL(u64, dmac) = { .m = MLX5_GET(fte_match_set_lyr_2_4, mask, dmac_47_16) << 16 | MLX5_GET(fte_match_set_lyr_2_4, mask, dmac_15_0), .v = MLX5_GET(fte_match_set_lyr_2_4, value, dmac_47_16) << 16 | MLX5_GET(fte_match_set_lyr_2_4, value, dmac_15_0)}; MASK_VAL_L2(u16, ethertype, ethertype); PRINT_MASKED_VALP(smac, u8 *, p, "%pM"); PRINT_MASKED_VALP(dmac, u8 *, p, "%pM"); PRINT_MASKED_VAL(ethertype, p, "%04x"); if (ethertype.m == 0xffff) { if (ethertype.v == ETH_P_IP) { #define MASK_VAL_L2_BE(type, name, fld) \ MASK_VAL_BE(type, fte_match_set_lyr_2_4, name, mask, value, fld) MASK_VAL_L2_BE(u32, src_ipv4, src_ipv4_src_ipv6.ipv4_layout.ipv4); MASK_VAL_L2_BE(u32, dst_ipv4, dst_ipv4_dst_ipv6.ipv4_layout.ipv4); PRINT_MASKED_VALP(src_ipv4, typeof(&src_ipv4.v), p, "%pI4"); PRINT_MASKED_VALP(dst_ipv4, typeof(&dst_ipv4.v), p, "%pI4"); } else if (ethertype.v == ETH_P_IPV6) { static const struct in6_addr full_ones = { .in6_u.u6_addr32 = {__constant_htonl(0xffffffff), __constant_htonl(0xffffffff), __constant_htonl(0xffffffff), __constant_htonl(0xffffffff)}, }; DECLARE_MASK_VAL(struct in6_addr, src_ipv6); DECLARE_MASK_VAL(struct in6_addr, dst_ipv6); memcpy(src_ipv6.m.in6_u.u6_addr8, MLX5_ADDR_OF(fte_match_set_lyr_2_4, mask, src_ipv4_src_ipv6.ipv6_layout.ipv6), sizeof(src_ipv6.m)); memcpy(dst_ipv6.m.in6_u.u6_addr8, MLX5_ADDR_OF(fte_match_set_lyr_2_4, mask, dst_ipv4_dst_ipv6.ipv6_layout.ipv6), sizeof(dst_ipv6.m)); memcpy(src_ipv6.v.in6_u.u6_addr8, MLX5_ADDR_OF(fte_match_set_lyr_2_4, value, src_ipv4_src_ipv6.ipv6_layout.ipv6), sizeof(src_ipv6.v)); memcpy(dst_ipv6.v.in6_u.u6_addr8, MLX5_ADDR_OF(fte_match_set_lyr_2_4, value, dst_ipv4_dst_ipv6.ipv6_layout.ipv6), sizeof(dst_ipv6.v)); if (!memcmp(&src_ipv6.m, &full_ones, sizeof(full_ones))) trace_seq_printf(p, "src_ipv6=%pI6 ", &src_ipv6.v); if (!memcmp(&dst_ipv6.m, &full_ones, sizeof(full_ones))) trace_seq_printf(p, "dst_ipv6=%pI6 ", &dst_ipv6.v); } } #define PRINT_MASKED_VAL_L2(type, name, fld, p, format) {\ MASK_VAL_L2(type, name, fld); \ PRINT_MASKED_VAL(name, p, format); \ } PRINT_MASKED_VAL_L2(u8, ip_protocol, ip_protocol, p, "%02x"); PRINT_MASKED_VAL_L2(u16, tcp_flags, tcp_flags, p, "%x"); PRINT_MASKED_VAL_L2(u16, tcp_sport, tcp_sport, p, "%u"); PRINT_MASKED_VAL_L2(u16, tcp_dport, tcp_dport, p, "%u"); PRINT_MASKED_VAL_L2(u16, udp_sport, udp_sport, p, "%u"); PRINT_MASKED_VAL_L2(u16, udp_dport, udp_dport, p, "%u"); PRINT_MASKED_VAL_L2(u16, first_vid, first_vid, p, "%04x"); PRINT_MASKED_VAL_L2(u8, first_prio, first_prio, p, "%x"); PRINT_MASKED_VAL_L2(u8, first_cfi, first_cfi, p, "%d"); PRINT_MASKED_VAL_L2(u8, ip_dscp, ip_dscp, p, "%02x"); PRINT_MASKED_VAL_L2(u8, ip_ecn, ip_ecn, p, "%x"); PRINT_MASKED_VAL_L2(u8, cvlan_tag, cvlan_tag, p, "%d"); PRINT_MASKED_VAL_L2(u8, svlan_tag, svlan_tag, p, "%d"); PRINT_MASKED_VAL_L2(u8, frag, frag, p, "%d"); } static void print_misc_parameters_hdrs(struct trace_seq *p, const u32 *mask, const u32 *value) { #define MASK_VAL_MISC(type, name, fld) \ MASK_VAL(type, fte_match_set_misc, name, mask, value, fld) #define PRINT_MASKED_VAL_MISC(type, name, fld, p, format) {\ MASK_VAL_MISC(type, name, fld); \ PRINT_MASKED_VAL(name, p, format); \ } DECLARE_MASK_VAL(u64, gre_key) = { .m = MLX5_GET(fte_match_set_misc, mask, gre_key.nvgre.hi) << 8 | MLX5_GET(fte_match_set_misc, mask, gre_key.nvgre.lo), .v = MLX5_GET(fte_match_set_misc, value, gre_key.nvgre.hi) << 8 | MLX5_GET(fte_match_set_misc, value, gre_key.nvgre.lo)}; PRINT_MASKED_VAL(gre_key, p, "%llu"); PRINT_MASKED_VAL_MISC(u32, source_sqn, source_sqn, p, "%u"); PRINT_MASKED_VAL_MISC(u16, source_port, source_port, p, "%u"); PRINT_MASKED_VAL_MISC(u8, outer_second_prio, outer_second_prio, p, "%u"); PRINT_MASKED_VAL_MISC(u8, outer_second_cfi, outer_second_cfi, p, "%u"); PRINT_MASKED_VAL_MISC(u16, outer_second_vid, outer_second_vid, p, "%u"); PRINT_MASKED_VAL_MISC(u8, inner_second_prio, inner_second_prio, p, "%u"); PRINT_MASKED_VAL_MISC(u8, inner_second_cfi, inner_second_cfi, p, "%u"); PRINT_MASKED_VAL_MISC(u16, inner_second_vid, inner_second_vid, p, "%u"); PRINT_MASKED_VAL_MISC(u8, outer_second_cvlan_tag, outer_second_cvlan_tag, p, "%u"); PRINT_MASKED_VAL_MISC(u8, inner_second_cvlan_tag, inner_second_cvlan_tag, p, "%u"); PRINT_MASKED_VAL_MISC(u8, outer_second_svlan_tag, outer_second_svlan_tag, p, "%u"); PRINT_MASKED_VAL_MISC(u8, inner_second_svlan_tag, inner_second_svlan_tag, p, "%u"); PRINT_MASKED_VAL_MISC(u8, gre_protocol, gre_protocol, p, "%u"); PRINT_MASKED_VAL_MISC(u32, vxlan_vni, vxlan_vni, p, "%u"); PRINT_MASKED_VAL_MISC(u32, outer_ipv6_flow_label, outer_ipv6_flow_label, p, "%x"); PRINT_MASKED_VAL_MISC(u32, inner_ipv6_flow_label, inner_ipv6_flow_label, p, "%x"); } const char *parse_fs_hdrs(struct trace_seq *p, u8 match_criteria_enable, const u32 *mask_outer, const u32 *mask_misc, const u32 *mask_inner, const u32 *value_outer, const u32 *value_misc, const u32 *value_inner) { const char *ret = trace_seq_buffer_ptr(p); if (match_criteria_enable & 1 << MLX5_CREATE_FLOW_GROUP_IN_MATCH_CRITERIA_ENABLE_OUTER_HEADERS) { trace_seq_printf(p, "[outer] "); print_lyr_2_4_hdrs(p, mask_outer, value_outer); } if (match_criteria_enable & 1 << MLX5_CREATE_FLOW_GROUP_IN_MATCH_CRITERIA_ENABLE_MISC_PARAMETERS) { trace_seq_printf(p, "[misc] "); print_misc_parameters_hdrs(p, mask_misc, value_misc); } if (match_criteria_enable & 1 << MLX5_CREATE_FLOW_GROUP_IN_MATCH_CRITERIA_ENABLE_INNER_HEADERS) { trace_seq_printf(p, "[inner] "); print_lyr_2_4_hdrs(p, mask_inner, value_inner); } trace_seq_putc(p, 0); return ret; } const char *parse_fs_dst(struct trace_seq *p, const struct mlx5_flow_destination *dst, u32 counter_id) { const char *ret = trace_seq_buffer_ptr(p); switch (dst->type) { case MLX5_FLOW_DESTINATION_TYPE_VPORT: trace_seq_printf(p, "vport=%u\n", dst->vport.num); break; case MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE: trace_seq_printf(p, "ft=%p\n", dst->ft); break; case MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE_NUM: trace_seq_printf(p, "ft_num=%u\n", dst->ft_num); break; case MLX5_FLOW_DESTINATION_TYPE_TIR: trace_seq_printf(p, "tir=%u\n", dst->tir_num); break; case MLX5_FLOW_DESTINATION_TYPE_COUNTER: trace_seq_printf(p, "counter_id=%u\n", counter_id); break; case MLX5_FLOW_DESTINATION_TYPE_PORT: trace_seq_printf(p, "port\n"); break; } trace_seq_putc(p, 0); return ret; } EXPORT_TRACEPOINT_SYMBOL(mlx5_fs_add_fg); EXPORT_TRACEPOINT_SYMBOL(mlx5_fs_del_fg); EXPORT_TRACEPOINT_SYMBOL(mlx5_fs_set_fte); EXPORT_TRACEPOINT_SYMBOL(mlx5_fs_del_fte); EXPORT_TRACEPOINT_SYMBOL(mlx5_fs_add_rule); EXPORT_TRACEPOINT_SYMBOL(mlx5_fs_del_rule);