2 * Copyright (c) 2015 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
15 #ifndef __included_dpdk_h__
16 #define __included_dpdk_h__
18 /* $$$$ We should rename always_inline -> clib_always_inline */
21 #include <rte_config.h>
23 #include <rte_common.h>
25 #include <rte_memory.h>
27 #include <rte_per_lcore.h>
28 #include <rte_cycles.h>
29 #include <rte_lcore.h>
30 #include <rte_per_lcore.h>
31 #include <rte_interrupts.h>
33 #include <rte_ether.h>
34 #include <rte_ethdev.h>
36 #include <rte_mempool.h>
38 #include <rte_version.h>
39 #include <rte_eth_bond.h>
40 #include <rte_sched.h>
42 #include <rte_bus_pci.h>
44 #include <vnet/unix/pcap.h>
45 #include <vnet/devices/devices.h>
48 #define always_inline static inline
50 #define always_inline static inline __attribute__ ((__always_inline__))
53 #include <vlib/pci/pci.h>
55 #define NB_MBUF (16<<10)
57 extern vnet_device_class_t dpdk_device_class;
58 extern vlib_node_registration_t dpdk_input_node;
60 #define foreach_dpdk_pmd \
61 _ ("net_thunderx", THUNDERX) \
62 _ ("net_e1000_em", E1000EM) \
63 _ ("net_e1000_igb", IGB) \
64 _ ("net_e1000_igb_vf", IGBVF) \
65 _ ("net_ixgbe", IXGBE) \
66 _ ("net_ixgbe_vf", IXGBEVF) \
67 _ ("net_i40e", I40E) \
68 _ ("net_i40e_vf", I40EVF) \
69 _ ("net_virtio", VIRTIO) \
70 _ ("net_enic", ENIC) \
71 _ ("net_vmxnet3", VMXNET3) \
72 _ ("AF_PACKET PMD", AF_PACKET) \
73 _ ("net_bonding", BOND) \
74 _ ("net_fm10k", FM10K) \
75 _ ("net_cxgbe", CXGBE) \
76 _ ("net_mlx4", MLX4) \
77 _ ("net_mlx5", MLX5) \
78 _ ("net_dpaa2", DPAA2) \
79 _ ("net_virtio_user", VIRTIO_USER) \
80 _ ("net_vhost", VHOST_ETHER) \
86 #define _(s,f) VNET_DPDK_PMD_##f,
89 VNET_DPDK_PMD_UNKNOWN, /* must be last */
94 VNET_DPDK_PORT_TYPE_ETH_1G,
95 VNET_DPDK_PORT_TYPE_ETH_2_5G,
96 VNET_DPDK_PORT_TYPE_ETH_5G,
97 VNET_DPDK_PORT_TYPE_ETH_10G,
98 VNET_DPDK_PORT_TYPE_ETH_20G,
99 VNET_DPDK_PORT_TYPE_ETH_25G,
100 VNET_DPDK_PORT_TYPE_ETH_40G,
101 VNET_DPDK_PORT_TYPE_ETH_50G,
102 VNET_DPDK_PORT_TYPE_ETH_56G,
103 VNET_DPDK_PORT_TYPE_ETH_100G,
104 VNET_DPDK_PORT_TYPE_ETH_BOND,
105 VNET_DPDK_PORT_TYPE_ETH_SWITCH,
106 VNET_DPDK_PORT_TYPE_AF_PACKET,
107 VNET_DPDK_PORT_TYPE_ETH_VF,
108 VNET_DPDK_PORT_TYPE_VIRTIO_USER,
109 VNET_DPDK_PORT_TYPE_VHOST_ETHER,
110 VNET_DPDK_PORT_TYPE_UNKNOWN,
113 typedef uint16_t dpdk_portid_t;
117 /* Required for vec_validate_aligned */
118 CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
120 struct rte_ring *swq;
122 u64 hqos_field0_slabmask;
123 u32 hqos_field0_slabpos;
124 u32 hqos_field0_slabshr;
125 u64 hqos_field1_slabmask;
126 u32 hqos_field1_slabpos;
127 u32 hqos_field1_slabshr;
128 u64 hqos_field2_slabmask;
129 u32 hqos_field2_slabpos;
130 u32 hqos_field2_slabshr;
131 u32 hqos_tc_table[64];
132 } dpdk_device_hqos_per_worker_thread_t;
136 /* Required for vec_validate_aligned */
137 CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
138 struct rte_ring **swq;
139 struct rte_mbuf **pkts_enq;
140 struct rte_mbuf **pkts_deq;
141 struct rte_sched_port *hqos;
147 } dpdk_device_hqos_per_hqos_thread_t;
149 #define foreach_dpdk_device_flags \
150 _( 0, ADMIN_UP, "admin-up") \
151 _( 1, PROMISC, "promisc") \
153 _( 3, PMD_INIT_FAIL, "pmd-init-fail") \
154 _( 4, MAYBE_MULTISEG, "maybe-multiseg") \
155 _( 5, HAVE_SUBIF, "subif") \
156 _( 6, HQOS, "hqos") \
157 _( 7, BOND_SLAVE, "bond-slave") \
158 _( 8, BOND_SLAVE_UP, "bond-slave-up") \
159 _( 9, TX_OFFLOAD, "tx-offload") \
160 _(10, INTEL_PHDR_CKSUM, "intel-phdr-cksum") \
164 #define _(a, b, c) DPDK_DEVICE_FLAG_##b = (1 << a),
165 foreach_dpdk_device_flags
171 CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
172 volatile u32 **lockp;
175 dpdk_portid_t device_index;
180 /* next node index if we decide to steal the rx graph arc */
181 u32 per_interface_next_index;
189 CLIB_CACHE_LINE_ALIGN_MARK (cacheline1);
191 u8 *interface_name_suffix;
193 /* number of sub-interfaces */
200 u16 *cpu_socket_id_by_queue;
201 u8 *buffer_pool_for_queue;
202 struct rte_eth_conf port_conf;
203 struct rte_eth_txconf tx_conf;
206 dpdk_device_hqos_per_worker_thread_t *hqos_wt;
207 dpdk_device_hqos_per_hqos_thread_t *hqos_ht;
209 /* af_packet or BondEthernet instance number */
210 dpdk_portid_t port_id;
212 /* Bonded interface port# of a slave -
213 only valid if DPDK_DEVICE_FLAG_BOND_SLAVE bit is set */
214 dpdk_portid_t bond_port;
216 struct rte_eth_link link;
217 f64 time_last_link_update;
219 struct rte_eth_stats stats;
220 struct rte_eth_stats last_stats;
221 struct rte_eth_stats last_cleared_stats;
222 struct rte_eth_xstat *xstats;
223 struct rte_eth_xstat *last_cleared_xstats;
224 f64 time_last_stats_update;
225 dpdk_port_type_t port_type;
228 u8 *default_mac_address;
231 clib_error_t *errors;
234 #define DPDK_STATS_POLL_INTERVAL (10.0)
235 #define DPDK_MIN_STATS_POLL_INTERVAL (0.001) /* 1msec */
237 #define DPDK_LINK_POLL_INTERVAL (3.0)
238 #define DPDK_MIN_LINK_POLL_INTERVAL (0.001) /* 1msec */
244 } dpdk_device_and_queue_t;
246 #ifndef DPDK_HQOS_DBG_BYPASS
247 #define DPDK_HQOS_DBG_BYPASS 0
250 #ifndef HQOS_FLUSH_COUNT_THRESHOLD
251 #define HQOS_FLUSH_COUNT_THRESHOLD 100000
254 typedef struct dpdk_device_config_hqos_t
257 u32 hqos_thread_valid;
263 u32 pktfield0_slabpos;
264 u32 pktfield1_slabpos;
265 u32 pktfield2_slabpos;
266 u64 pktfield0_slabmask;
267 u64 pktfield1_slabmask;
268 u64 pktfield2_slabmask;
271 struct rte_sched_port_params port;
272 struct rte_sched_subport_params *subport;
273 struct rte_sched_pipe_params *pipe;
275 } dpdk_device_config_hqos_t;
277 int dpdk_hqos_validate_mask (u64 mask, u32 n);
278 void dpdk_device_config_hqos_pipe_profile_default (dpdk_device_config_hqos_t *
279 hqos, u32 pipe_profile_id);
280 void dpdk_device_config_hqos_default (dpdk_device_config_hqos_t * hqos);
281 clib_error_t *dpdk_port_setup_hqos (dpdk_device_t * xd,
282 dpdk_device_config_hqos_t * hqos);
283 void dpdk_hqos_metadata_set (dpdk_device_hqos_per_worker_thread_t * hqos,
284 struct rte_mbuf **pkts, u32 n_pkts);
286 #define foreach_dpdk_device_config_item \
295 vlib_pci_addr_t pci_addr;
297 u8 vlan_strip_offload;
298 #define DPDK_DEVICE_VLAN_STRIP_DEFAULT 0
299 #define DPDK_DEVICE_VLAN_STRIP_OFF 1
300 #define DPDK_DEVICE_VLAN_STRIP_ON 2
302 #define _(x) uword x;
303 foreach_dpdk_device_config_item
305 clib_bitmap_t * workers;
307 dpdk_device_config_hqos_t hqos;
308 } dpdk_device_config_t;
315 u8 *eal_init_args_str;
318 u8 enable_tcp_udp_checksum;
319 u8 no_tx_checksum_offload;
321 /* Required config parameters */
322 u8 coremask_set_manually;
323 u8 nchannels_set_manually;
329 * format interface names ala xxxEthernet%d/%d/%d instead of
330 * xxxEthernet%x/%x/%x.
332 u8 interface_name_format_decimal;
334 /* per-device config */
335 dpdk_device_config_t default_devconf;
336 dpdk_device_config_t *dev_confs;
337 uword *device_config_index_by_pci_addr;
339 } dpdk_config_main_t;
341 extern dpdk_config_main_t dpdk_config_main;
343 #define DPDK_RX_BURST_SZ VLIB_FRAME_SIZE
347 CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
348 struct rte_mbuf *mbufs[DPDK_RX_BURST_SZ];
349 u32 buffers[DPDK_RX_BURST_SZ];
350 u16 next[DPDK_RX_BURST_SZ];
351 u16 etype[DPDK_RX_BURST_SZ];
352 u8 flags[DPDK_RX_BURST_SZ];
353 vlib_buffer_t buffer_template;
354 } dpdk_per_thread_data_t;
360 dpdk_device_t *devices;
361 dpdk_device_and_queue_t **devices_by_hqos_cpu;
362 dpdk_per_thread_data_t *per_thread_data;
364 /* per-thread recycle lists */
367 /* buffer flags template, configurable to enable/disable tcp / udp cksum */
368 u32 buffer_flags_template;
370 /* pcap tracing [only works if (CLIB_DEBUG > 0)] */
372 pcap_main_t pcap_main;
374 u32 pcap_sw_if_index;
375 u32 pcap_pkts_to_capture;
378 * flag indicating that a posted admin up/down
379 * (via post_sw_interface_set_flags) is in progress
381 u8 admin_up_down_in_progress;
383 /* which cpus are running I/O TX */
384 int hqos_cpu_first_index;
387 /* control interval of dpdk link state and stat polling */
388 f64 link_state_poll_interval;
389 f64 stat_poll_interval;
391 /* Sleep for this many usec after each device poll */
395 vlib_main_t *vlib_main;
396 vnet_main_t *vnet_main;
397 dpdk_config_main_t *conf;
400 struct rte_mempool **pktmbuf_pools;
402 /* API message ID base */
406 vlib_log_class_t log_default;
409 extern dpdk_main_t dpdk_main;
417 /* Copy of VLIB buffer; packet data stored in pre_data. */
418 vlib_buffer_t buffer;
419 u8 data[256]; /* First 256 data bytes, used for hexdump */
428 vlib_buffer_t buffer; /* Copy of VLIB buffer; pkt data stored in pre_data. */
429 u8 data[256]; /* First 256 data bytes, used for hexdump */
432 void dpdk_device_setup (dpdk_device_t * xd);
433 void dpdk_device_start (dpdk_device_t * xd);
434 void dpdk_device_stop (dpdk_device_t * xd);
436 int dpdk_port_state_callback (dpdk_portid_t port_id,
437 enum rte_eth_event_type type,
438 void *param, void *ret_param);
440 #define foreach_dpdk_error \
441 _(NONE, "no error") \
442 _(RX_PACKET_ERROR, "Rx packet errors") \
443 _(RX_BAD_FCS, "Rx bad fcs") \
444 _(IP_CHECKSUM_ERROR, "Rx ip checksum errors") \
445 _(RX_ALLOC_FAIL, "rx buf alloc from free list failed") \
446 _(RX_ALLOC_NO_PHYSMEM, "rx buf alloc failed no physmem") \
447 _(RX_ALLOC_DROP_PKTS, "rx packets dropped due to alloc error")
451 #define _(f,s) DPDK_ERROR_##f,
457 #define dpdk_log_err(...) \
458 vlib_log(VLIB_LOG_LEVEL_ERR, dpdk_main.log_default, __VA_ARGS__)
459 #define dpdk_log_warn(...) \
460 vlib_log(VLIB_LOG_LEVEL_WARNING, dpdk_main.log_default, __VA_ARGS__)
461 #define dpdk_log_notice(...) \
462 vlib_log(VLIB_LOG_LEVEL_NOTICE, dpdk_main.log_default, __VA_ARGS__)
463 #define dpdk_log_info(...) \
464 vlib_log(VLIB_LOG_LEVEL_INFO, dpdk_main.log_default, __VA_ARGS__)
466 void dpdk_update_link_state (dpdk_device_t * xd, f64 now);
468 format_function_t format_dpdk_device_name;
469 format_function_t format_dpdk_device;
470 format_function_t format_dpdk_device_errors;
471 format_function_t format_dpdk_tx_trace;
472 format_function_t format_dpdk_rx_trace;
473 format_function_t format_dpdk_rte_mbuf;
474 format_function_t format_dpdk_rx_rte_mbuf;
475 unformat_function_t unformat_dpdk_log_level;
476 clib_error_t *unformat_rss_fn (unformat_input_t * input, uword * rss_fn);
477 clib_error_t *unformat_hqos (unformat_input_t * input,
478 dpdk_device_config_hqos_t * hqos);
481 admin_up_down_process (vlib_main_t * vm,
482 vlib_node_runtime_t * rt, vlib_frame_t * f);
484 clib_error_t *dpdk_pool_create (vlib_main_t * vm, u8 * pool_name,
485 u32 elt_size, u32 num_elts,
486 u32 pool_priv_size, u16 cache_size, u8 numa,
487 struct rte_mempool **_mp,
488 vlib_physmem_region_index_t * pri);
490 clib_error_t *dpdk_buffer_pool_create (vlib_main_t * vm, unsigned num_mbufs,
494 int dpdk_buffer_validate_trajectory_all (u32 * uninitialized);
495 void dpdk_buffer_poison_trajectory_all (void);
498 #endif /* __included_dpdk_h__ */
501 * fd.io coding-style-patch-verification: ON
504 * eval: (c-set-style "gnu")