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 #if RTE_VERSION >= RTE_VERSION_NUM(17, 11, 0, 0)
43 #include <rte_bus_pci.h>
46 #include <vnet/unix/pcap.h>
47 #include <vnet/devices/devices.h>
50 #define always_inline static inline
52 #define always_inline static inline __attribute__ ((__always_inline__))
55 #include <vlib/pci/pci.h>
57 #define NB_MBUF (16<<10)
59 extern vnet_device_class_t dpdk_device_class;
60 extern vlib_node_registration_t dpdk_input_node;
62 #define foreach_dpdk_pmd \
63 _ ("net_thunderx", THUNDERX) \
64 _ ("net_e1000_em", E1000EM) \
65 _ ("net_e1000_igb", IGB) \
66 _ ("net_e1000_igb_vf", IGBVF) \
67 _ ("net_ixgbe", IXGBE) \
68 _ ("net_ixgbe_vf", IXGBEVF) \
69 _ ("net_i40e", I40E) \
70 _ ("net_i40e_vf", I40EVF) \
71 _ ("net_virtio", VIRTIO) \
72 _ ("net_enic", ENIC) \
73 _ ("net_vmxnet3", VMXNET3) \
74 _ ("AF_PACKET PMD", AF_PACKET) \
75 _ ("net_bonding", BOND) \
76 _ ("net_fm10k", FM10K) \
77 _ ("net_cxgbe", CXGBE) \
78 _ ("net_mlx4", MLX4) \
79 _ ("net_mlx5", MLX5) \
80 _ ("net_dpaa2", DPAA2) \
81 _ ("net_virtio_user", VIRTIO_USER) \
82 _ ("net_vhost", VHOST_ETHER) \
88 #define _(s,f) VNET_DPDK_PMD_##f,
91 VNET_DPDK_PMD_UNKNOWN, /* must be last */
96 VNET_DPDK_PORT_TYPE_ETH_1G,
97 VNET_DPDK_PORT_TYPE_ETH_10G,
98 VNET_DPDK_PORT_TYPE_ETH_25G,
99 VNET_DPDK_PORT_TYPE_ETH_40G,
100 VNET_DPDK_PORT_TYPE_ETH_50G,
101 VNET_DPDK_PORT_TYPE_ETH_100G,
102 VNET_DPDK_PORT_TYPE_ETH_BOND,
103 VNET_DPDK_PORT_TYPE_ETH_SWITCH,
104 VNET_DPDK_PORT_TYPE_AF_PACKET,
105 VNET_DPDK_PORT_TYPE_ETH_VF,
106 VNET_DPDK_PORT_TYPE_VIRTIO_USER,
107 VNET_DPDK_PORT_TYPE_VHOST_ETHER,
108 VNET_DPDK_PORT_TYPE_UNKNOWN,
112 * The header for the tx_vector in dpdk_device_t.
113 * Head and tail are indexes into the tx_vector and are of type
114 * u64 so they never overflow.
122 #if RTE_VERSION < RTE_VERSION_NUM(17, 11, 0, 0)
123 typedef uint8_t dpdk_portid_t;
125 typedef uint16_t dpdk_portid_t;
130 struct rte_ring *swq;
132 u64 hqos_field0_slabmask;
133 u32 hqos_field0_slabpos;
134 u32 hqos_field0_slabshr;
135 u64 hqos_field1_slabmask;
136 u32 hqos_field1_slabpos;
137 u32 hqos_field1_slabshr;
138 u64 hqos_field2_slabmask;
139 u32 hqos_field2_slabpos;
140 u32 hqos_field2_slabshr;
141 u32 hqos_tc_table[64];
142 } dpdk_device_hqos_per_worker_thread_t;
146 struct rte_ring **swq;
147 struct rte_mbuf **pkts_enq;
148 struct rte_mbuf **pkts_deq;
149 struct rte_sched_port *hqos;
155 } dpdk_device_hqos_per_hqos_thread_t;
159 CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
160 volatile u32 **lockp;
163 dpdk_portid_t device_index;
166 u32 vlib_sw_if_index;
168 /* next node index if we decide to steal the rx graph arc */
169 u32 per_interface_next_index;
171 /* dpdk rte_mbuf rx and tx vectors, VLIB_FRAME_SIZE */
172 struct rte_mbuf ***tx_vectors; /* one per worker thread */
173 struct rte_mbuf ***rx_vectors;
179 #define DPDK_DEVICE_FLAG_ADMIN_UP (1 << 0)
180 #define DPDK_DEVICE_FLAG_PROMISC (1 << 1)
181 #define DPDK_DEVICE_FLAG_PMD (1 << 2)
182 #define DPDK_DEVICE_FLAG_PMD_INIT_FAIL (1 << 3)
183 #define DPDK_DEVICE_FLAG_MAYBE_MULTISEG (1 << 4)
184 #define DPDK_DEVICE_FLAG_HAVE_SUBIF (1 << 5)
185 #define DPDK_DEVICE_FLAG_HQOS (1 << 6)
186 #define DPDK_DEVICE_FLAG_BOND_SLAVE (1 << 7)
187 #define DPDK_DEVICE_FLAG_BOND_SLAVE_UP (1 << 8)
188 #define DPDK_DEVICE_FLAG_TX_OFFLOAD (1 << 9)
189 #define DPDK_DEVICE_FLAG_INTEL_PHDR_CKSUM (1 << 10)
192 CLIB_CACHE_LINE_ALIGN_MARK (cacheline1);
194 u8 *interface_name_suffix;
196 /* number of sub-interfaces */
203 u16 *cpu_socket_id_by_queue;
204 u8 *buffer_pool_for_queue;
205 struct rte_eth_conf port_conf;
206 struct rte_eth_txconf tx_conf;
209 dpdk_device_hqos_per_worker_thread_t *hqos_wt;
210 dpdk_device_hqos_per_hqos_thread_t *hqos_ht;
212 /* af_packet or BondEthernet instance number */
213 dpdk_portid_t port_id;
215 /* Bonded interface port# of a slave -
216 only valid if DPDK_DEVICE_FLAG_BOND_SLAVE bit is set */
217 dpdk_portid_t bond_port;
219 struct rte_eth_link link;
220 f64 time_last_link_update;
222 struct rte_eth_stats stats;
223 struct rte_eth_stats last_stats;
224 struct rte_eth_stats last_cleared_stats;
225 struct rte_eth_xstat *xstats;
226 struct rte_eth_xstat *last_cleared_xstats;
227 f64 time_last_stats_update;
228 dpdk_port_type_t port_type;
231 u8 *default_mac_address;
234 clib_error_t *errors;
237 #define DPDK_STATS_POLL_INTERVAL (10.0)
238 #define DPDK_MIN_STATS_POLL_INTERVAL (0.001) /* 1msec */
240 #define DPDK_LINK_POLL_INTERVAL (3.0)
241 #define DPDK_MIN_LINK_POLL_INTERVAL (0.001) /* 1msec */
247 } dpdk_device_and_queue_t;
249 #ifndef DPDK_HQOS_DBG_BYPASS
250 #define DPDK_HQOS_DBG_BYPASS 0
253 #ifndef HQOS_FLUSH_COUNT_THRESHOLD
254 #define HQOS_FLUSH_COUNT_THRESHOLD 100000
257 typedef struct dpdk_device_config_hqos_t
260 u32 hqos_thread_valid;
266 u32 pktfield0_slabpos;
267 u32 pktfield1_slabpos;
268 u32 pktfield2_slabpos;
269 u64 pktfield0_slabmask;
270 u64 pktfield1_slabmask;
271 u64 pktfield2_slabmask;
274 struct rte_sched_port_params port;
275 struct rte_sched_subport_params *subport;
276 struct rte_sched_pipe_params *pipe;
278 } dpdk_device_config_hqos_t;
280 int dpdk_hqos_validate_mask (u64 mask, u32 n);
281 void dpdk_device_config_hqos_pipe_profile_default (dpdk_device_config_hqos_t *
282 hqos, u32 pipe_profile_id);
283 void dpdk_device_config_hqos_default (dpdk_device_config_hqos_t * hqos);
284 clib_error_t *dpdk_port_setup_hqos (dpdk_device_t * xd,
285 dpdk_device_config_hqos_t * hqos);
286 void dpdk_hqos_metadata_set (dpdk_device_hqos_per_worker_thread_t * hqos,
287 struct rte_mbuf **pkts, u32 n_pkts);
289 #define foreach_dpdk_device_config_item \
298 vlib_pci_addr_t pci_addr;
300 u8 vlan_strip_offload;
301 #define DPDK_DEVICE_VLAN_STRIP_DEFAULT 0
302 #define DPDK_DEVICE_VLAN_STRIP_OFF 1
303 #define DPDK_DEVICE_VLAN_STRIP_ON 2
305 #define _(x) uword x;
306 foreach_dpdk_device_config_item
308 clib_bitmap_t * workers;
310 dpdk_device_config_hqos_t hqos;
311 } dpdk_device_config_t;
318 u8 *eal_init_args_str;
321 u8 enable_tcp_udp_checksum;
322 u8 no_tx_checksum_offload;
324 /* Required config parameters */
325 u8 coremask_set_manually;
326 u8 nchannels_set_manually;
332 * format interface names ala xxxEthernet%d/%d/%d instead of
333 * xxxEthernet%x/%x/%x.
335 u8 interface_name_format_decimal;
337 /* per-device config */
338 dpdk_device_config_t default_devconf;
339 dpdk_device_config_t *dev_confs;
340 uword *device_config_index_by_pci_addr;
342 } dpdk_config_main_t;
344 extern dpdk_config_main_t dpdk_config_main;
350 dpdk_device_t *devices;
351 dpdk_device_and_queue_t **devices_by_hqos_cpu;
353 /* per-thread recycle lists */
356 /* per-thread buffer templates */
357 vlib_buffer_t *buffer_templates;
359 /* buffer flags template, configurable to enable/disable tcp / udp cksum */
360 u32 buffer_flags_template;
362 /* pcap tracing [only works if (CLIB_DEBUG > 0)] */
364 pcap_main_t pcap_main;
366 u32 pcap_sw_if_index;
367 u32 pcap_pkts_to_capture;
370 * flag indicating that a posted admin up/down
371 * (via post_sw_interface_set_flags) is in progress
373 u8 admin_up_down_in_progress;
375 /* which cpus are running I/O TX */
376 int hqos_cpu_first_index;
379 /* control interval of dpdk link state and stat polling */
380 f64 link_state_poll_interval;
381 f64 stat_poll_interval;
383 /* Sleep for this many usec after each device poll */
387 vlib_main_t *vlib_main;
388 vnet_main_t *vnet_main;
389 dpdk_config_main_t *conf;
392 struct rte_mempool **pktmbuf_pools;
394 /* API message ID base */
398 extern dpdk_main_t dpdk_main;
406 /* Copy of VLIB buffer; packet data stored in pre_data. */
407 vlib_buffer_t buffer;
408 u8 data[256]; /* First 256 data bytes, used for hexdump */
409 } dpdk_tx_dma_trace_t;
417 vlib_buffer_t buffer; /* Copy of VLIB buffer; pkt data stored in pre_data. */
418 u8 data[256]; /* First 256 data bytes, used for hexdump */
419 } dpdk_rx_dma_trace_t;
421 void dpdk_device_setup (dpdk_device_t * xd);
422 void dpdk_device_start (dpdk_device_t * xd);
423 void dpdk_device_stop (dpdk_device_t * xd);
425 int dpdk_port_state_callback (dpdk_portid_t port_id,
426 enum rte_eth_event_type type,
427 void *param, void *ret_param);
429 #define foreach_dpdk_error \
430 _(NONE, "no error") \
431 _(RX_PACKET_ERROR, "Rx packet errors") \
432 _(RX_BAD_FCS, "Rx bad fcs") \
433 _(IP_CHECKSUM_ERROR, "Rx ip checksum errors") \
434 _(RX_ALLOC_FAIL, "rx buf alloc from free list failed") \
435 _(RX_ALLOC_NO_PHYSMEM, "rx buf alloc failed no physmem") \
436 _(RX_ALLOC_DROP_PKTS, "rx packets dropped due to alloc error")
440 #define _(f,s) DPDK_ERROR_##f,
446 void dpdk_update_link_state (dpdk_device_t * xd, f64 now);
448 format_function_t format_dpdk_device_name;
449 format_function_t format_dpdk_device;
450 format_function_t format_dpdk_device_errors;
451 format_function_t format_dpdk_tx_dma_trace;
452 format_function_t format_dpdk_rx_dma_trace;
453 format_function_t format_dpdk_rte_mbuf;
454 format_function_t format_dpdk_rx_rte_mbuf;
455 unformat_function_t unformat_dpdk_log_level;
456 clib_error_t *unformat_rss_fn (unformat_input_t * input, uword * rss_fn);
457 clib_error_t *unformat_hqos (unformat_input_t * input,
458 dpdk_device_config_hqos_t * hqos);
461 admin_up_down_process (vlib_main_t * vm,
462 vlib_node_runtime_t * rt, vlib_frame_t * f);
464 clib_error_t *dpdk_pool_create (vlib_main_t * vm, u8 * pool_name,
465 u32 elt_size, u32 num_elts,
466 u32 pool_priv_size, u16 cache_size, u8 numa,
467 struct rte_mempool **_mp,
468 vlib_physmem_region_index_t * pri);
470 clib_error_t *dpdk_buffer_pool_create (vlib_main_t * vm, unsigned num_mbufs,
474 int dpdk_buffer_validate_trajectory_all (u32 * uninitialized);
475 void dpdk_buffer_poison_trajectory_all (void);
478 #endif /* __included_dpdk_h__ */
481 * fd.io coding-style-patch-verification: ON
484 * eval: (c-set-style "gnu")