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,
114 * The header for the tx_vector in dpdk_device_t.
115 * Head and tail are indexes into the tx_vector and are of type
116 * u64 so they never overflow.
124 typedef uint16_t dpdk_portid_t;
128 struct rte_ring *swq;
130 u64 hqos_field0_slabmask;
131 u32 hqos_field0_slabpos;
132 u32 hqos_field0_slabshr;
133 u64 hqos_field1_slabmask;
134 u32 hqos_field1_slabpos;
135 u32 hqos_field1_slabshr;
136 u64 hqos_field2_slabmask;
137 u32 hqos_field2_slabpos;
138 u32 hqos_field2_slabshr;
139 u32 hqos_tc_table[64];
140 } dpdk_device_hqos_per_worker_thread_t;
144 struct rte_ring **swq;
145 struct rte_mbuf **pkts_enq;
146 struct rte_mbuf **pkts_deq;
147 struct rte_sched_port *hqos;
153 } dpdk_device_hqos_per_hqos_thread_t;
155 #define foreach_dpdk_device_flags \
156 _( 0, ADMIN_UP, "admin-up") \
157 _( 1, PROMISC, "promisc") \
159 _( 3, PMD_INIT_FAIL, "pmd-init-fail") \
160 _( 4, MAYBE_MULTISEG, "maybe-multiseg") \
161 _( 5, HAVE_SUBIF, "subif") \
162 _( 6, HQOS, "hqos") \
163 _( 7, BOND_SLAVE, "bond-slave") \
164 _( 8, BOND_SLAVE_UP, "bond-slave-up") \
165 _( 9, TX_OFFLOAD, "tx-offload") \
166 _(10, INTEL_PHDR_CKSUM, "intel-phdr-cksum") \
170 #define _(a, b, c) DPDK_DEVICE_FLAG_##b = (1 << a),
171 foreach_dpdk_device_flags
177 CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
178 volatile u32 **lockp;
181 dpdk_portid_t device_index;
186 /* next node index if we decide to steal the rx graph arc */
187 u32 per_interface_next_index;
189 /* dpdk rte_mbuf rx and tx vectors, VLIB_FRAME_SIZE */
190 struct rte_mbuf ***tx_vectors; /* one per worker thread */
198 CLIB_CACHE_LINE_ALIGN_MARK (cacheline1);
200 u8 *interface_name_suffix;
202 /* number of sub-interfaces */
209 u16 *cpu_socket_id_by_queue;
210 u8 *buffer_pool_for_queue;
211 struct rte_eth_conf port_conf;
212 struct rte_eth_txconf tx_conf;
215 dpdk_device_hqos_per_worker_thread_t *hqos_wt;
216 dpdk_device_hqos_per_hqos_thread_t *hqos_ht;
218 /* af_packet or BondEthernet instance number */
219 dpdk_portid_t port_id;
221 /* Bonded interface port# of a slave -
222 only valid if DPDK_DEVICE_FLAG_BOND_SLAVE bit is set */
223 dpdk_portid_t bond_port;
225 struct rte_eth_link link;
226 f64 time_last_link_update;
228 struct rte_eth_stats stats;
229 struct rte_eth_stats last_stats;
230 struct rte_eth_stats last_cleared_stats;
231 struct rte_eth_xstat *xstats;
232 struct rte_eth_xstat *last_cleared_xstats;
233 f64 time_last_stats_update;
234 dpdk_port_type_t port_type;
237 u8 *default_mac_address;
240 clib_error_t *errors;
243 #define DPDK_STATS_POLL_INTERVAL (10.0)
244 #define DPDK_MIN_STATS_POLL_INTERVAL (0.001) /* 1msec */
246 #define DPDK_LINK_POLL_INTERVAL (3.0)
247 #define DPDK_MIN_LINK_POLL_INTERVAL (0.001) /* 1msec */
253 } dpdk_device_and_queue_t;
255 #ifndef DPDK_HQOS_DBG_BYPASS
256 #define DPDK_HQOS_DBG_BYPASS 0
259 #ifndef HQOS_FLUSH_COUNT_THRESHOLD
260 #define HQOS_FLUSH_COUNT_THRESHOLD 100000
263 typedef struct dpdk_device_config_hqos_t
266 u32 hqos_thread_valid;
272 u32 pktfield0_slabpos;
273 u32 pktfield1_slabpos;
274 u32 pktfield2_slabpos;
275 u64 pktfield0_slabmask;
276 u64 pktfield1_slabmask;
277 u64 pktfield2_slabmask;
280 struct rte_sched_port_params port;
281 struct rte_sched_subport_params *subport;
282 struct rte_sched_pipe_params *pipe;
284 } dpdk_device_config_hqos_t;
286 int dpdk_hqos_validate_mask (u64 mask, u32 n);
287 void dpdk_device_config_hqos_pipe_profile_default (dpdk_device_config_hqos_t *
288 hqos, u32 pipe_profile_id);
289 void dpdk_device_config_hqos_default (dpdk_device_config_hqos_t * hqos);
290 clib_error_t *dpdk_port_setup_hqos (dpdk_device_t * xd,
291 dpdk_device_config_hqos_t * hqos);
292 void dpdk_hqos_metadata_set (dpdk_device_hqos_per_worker_thread_t * hqos,
293 struct rte_mbuf **pkts, u32 n_pkts);
295 #define foreach_dpdk_device_config_item \
304 vlib_pci_addr_t pci_addr;
306 u8 vlan_strip_offload;
307 #define DPDK_DEVICE_VLAN_STRIP_DEFAULT 0
308 #define DPDK_DEVICE_VLAN_STRIP_OFF 1
309 #define DPDK_DEVICE_VLAN_STRIP_ON 2
311 #define _(x) uword x;
312 foreach_dpdk_device_config_item
314 clib_bitmap_t * workers;
316 dpdk_device_config_hqos_t hqos;
317 } dpdk_device_config_t;
324 u8 *eal_init_args_str;
327 u8 enable_tcp_udp_checksum;
328 u8 no_tx_checksum_offload;
330 /* Required config parameters */
331 u8 coremask_set_manually;
332 u8 nchannels_set_manually;
338 * format interface names ala xxxEthernet%d/%d/%d instead of
339 * xxxEthernet%x/%x/%x.
341 u8 interface_name_format_decimal;
343 /* per-device config */
344 dpdk_device_config_t default_devconf;
345 dpdk_device_config_t *dev_confs;
346 uword *device_config_index_by_pci_addr;
348 } dpdk_config_main_t;
350 extern dpdk_config_main_t dpdk_config_main;
352 #define DPDK_RX_BURST_SZ VLIB_FRAME_SIZE
356 CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
357 struct rte_mbuf *mbufs[DPDK_RX_BURST_SZ];
358 u32 buffers[DPDK_RX_BURST_SZ];
359 u16 next[DPDK_RX_BURST_SZ];
360 u16 etype[DPDK_RX_BURST_SZ];
361 u8 flags[DPDK_RX_BURST_SZ];
362 vlib_buffer_t buffer_template;
363 } dpdk_per_thread_data_t;
369 dpdk_device_t *devices;
370 dpdk_device_and_queue_t **devices_by_hqos_cpu;
371 dpdk_per_thread_data_t *per_thread_data;
373 /* per-thread recycle lists */
376 /* buffer flags template, configurable to enable/disable tcp / udp cksum */
377 u32 buffer_flags_template;
379 /* pcap tracing [only works if (CLIB_DEBUG > 0)] */
381 pcap_main_t pcap_main;
383 u32 pcap_sw_if_index;
384 u32 pcap_pkts_to_capture;
387 * flag indicating that a posted admin up/down
388 * (via post_sw_interface_set_flags) is in progress
390 u8 admin_up_down_in_progress;
392 /* which cpus are running I/O TX */
393 int hqos_cpu_first_index;
396 /* control interval of dpdk link state and stat polling */
397 f64 link_state_poll_interval;
398 f64 stat_poll_interval;
400 /* Sleep for this many usec after each device poll */
404 vlib_main_t *vlib_main;
405 vnet_main_t *vnet_main;
406 dpdk_config_main_t *conf;
409 struct rte_mempool **pktmbuf_pools;
411 /* API message ID base */
415 vlib_log_class_t log_default;
418 extern dpdk_main_t dpdk_main;
426 /* Copy of VLIB buffer; packet data stored in pre_data. */
427 vlib_buffer_t buffer;
428 u8 data[256]; /* First 256 data bytes, used for hexdump */
437 vlib_buffer_t buffer; /* Copy of VLIB buffer; pkt data stored in pre_data. */
438 u8 data[256]; /* First 256 data bytes, used for hexdump */
441 void dpdk_device_setup (dpdk_device_t * xd);
442 void dpdk_device_start (dpdk_device_t * xd);
443 void dpdk_device_stop (dpdk_device_t * xd);
445 int dpdk_port_state_callback (dpdk_portid_t port_id,
446 enum rte_eth_event_type type,
447 void *param, void *ret_param);
449 #define foreach_dpdk_error \
450 _(NONE, "no error") \
451 _(RX_PACKET_ERROR, "Rx packet errors") \
452 _(RX_BAD_FCS, "Rx bad fcs") \
453 _(IP_CHECKSUM_ERROR, "Rx ip checksum errors") \
454 _(RX_ALLOC_FAIL, "rx buf alloc from free list failed") \
455 _(RX_ALLOC_NO_PHYSMEM, "rx buf alloc failed no physmem") \
456 _(RX_ALLOC_DROP_PKTS, "rx packets dropped due to alloc error")
460 #define _(f,s) DPDK_ERROR_##f,
466 #define dpdk_log_err(...) \
467 vlib_log(VLIB_LOG_LEVEL_ERR, dpdk_main.log_default, __VA_ARGS__)
468 #define dpdk_log_warn(...) \
469 vlib_log(VLIB_LOG_LEVEL_WARNING, dpdk_main.log_default, __VA_ARGS__)
470 #define dpdk_log_notice(...) \
471 vlib_log(VLIB_LOG_LEVEL_NOTICE, dpdk_main.log_default, __VA_ARGS__)
472 #define dpdk_log_info(...) \
473 vlib_log(VLIB_LOG_LEVEL_INFO, dpdk_main.log_default, __VA_ARGS__)
475 void dpdk_update_link_state (dpdk_device_t * xd, f64 now);
477 format_function_t format_dpdk_device_name;
478 format_function_t format_dpdk_device;
479 format_function_t format_dpdk_device_errors;
480 format_function_t format_dpdk_tx_trace;
481 format_function_t format_dpdk_rx_trace;
482 format_function_t format_dpdk_rte_mbuf;
483 format_function_t format_dpdk_rx_rte_mbuf;
484 unformat_function_t unformat_dpdk_log_level;
485 clib_error_t *unformat_rss_fn (unformat_input_t * input, uword * rss_fn);
486 clib_error_t *unformat_hqos (unformat_input_t * input,
487 dpdk_device_config_hqos_t * hqos);
490 admin_up_down_process (vlib_main_t * vm,
491 vlib_node_runtime_t * rt, vlib_frame_t * f);
493 clib_error_t *dpdk_pool_create (vlib_main_t * vm, u8 * pool_name,
494 u32 elt_size, u32 num_elts,
495 u32 pool_priv_size, u16 cache_size, u8 numa,
496 struct rte_mempool **_mp,
497 vlib_physmem_region_index_t * pri);
499 clib_error_t *dpdk_buffer_pool_create (vlib_main_t * vm, unsigned num_mbufs,
503 int dpdk_buffer_validate_trajectory_all (u32 * uninitialized);
504 void dpdk_buffer_poison_trajectory_all (void);
507 #endif /* __included_dpdk_h__ */
510 * fd.io coding-style-patch-verification: ON
513 * eval: (c-set-style "gnu")