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 <vnet/unix/pcap.h>
43 #include <vnet/devices/devices.h>
46 #define always_inline static inline
48 #define always_inline static inline __attribute__ ((__always_inline__))
51 #include <vlib/pci/pci.h>
53 #define NB_MBUF (16<<10)
55 extern vnet_device_class_t dpdk_device_class;
56 extern vlib_node_registration_t dpdk_input_node;
58 #if RTE_VERSION >= RTE_VERSION_NUM(17, 2, 0, 0)
59 #define foreach_dpdk_pmd \
60 _ ("net_thunderx", THUNDERX) \
61 _ ("net_e1000_em", E1000EM) \
62 _ ("net_e1000_igb", IGB) \
63 _ ("net_e1000_igb_vf", IGBVF) \
64 _ ("net_ixgbe", IXGBE) \
65 _ ("net_ixgbe_vf", IXGBEVF) \
66 _ ("net_i40e", I40E) \
67 _ ("net_i40e_vf", I40EVF) \
68 _ ("net_virtio", VIRTIO) \
69 _ ("net_enic", ENIC) \
70 _ ("net_vmxnet3", VMXNET3) \
71 _ ("AF_PACKET PMD", AF_PACKET) \
72 _ ("net_bonding", BOND) \
73 _ ("net_fm10k", FM10K) \
74 _ ("net_cxgbe", CXGBE) \
75 _ ("net_mlx4", MLX4) \
76 _ ("net_mlx5", MLX5) \
77 _ ("net_dpaa2", DPAA2)
79 #define foreach_dpdk_pmd \
80 _ ("net_thunderx", THUNDERX) \
81 _ ("net_e1000_em", E1000EM) \
82 _ ("net_e1000_igb", IGB) \
83 _ ("net_e1000_igb_vf", IGBVF) \
84 _ ("net_ixgbe", IXGBE) \
85 _ ("net_ixgbe_vf", IXGBEVF) \
86 _ ("net_i40e", I40E) \
87 _ ("net_i40e_vf", I40EVF) \
88 _ ("net_virtio", VIRTIO) \
89 _ ("net_enic", ENIC) \
90 _ ("net_vmxnet3", VMXNET3) \
91 _ ("AF_PACKET PMD", AF_PACKET) \
92 _ ("rte_bond_pmd", BOND) \
93 _ ("net_fm10k", FM10K) \
94 _ ("net_cxgbe", CXGBE) \
95 _ ("net_mlx4", MLX4) \
96 _ ("net_mlx5", MLX5) \
97 _ ("net_dpaa2", DPAA2)
103 #define _(s,f) VNET_DPDK_PMD_##f,
106 VNET_DPDK_PMD_UNKNOWN, /* must be last */
111 VNET_DPDK_PORT_TYPE_ETH_1G,
112 VNET_DPDK_PORT_TYPE_ETH_10G,
113 VNET_DPDK_PORT_TYPE_ETH_25G,
114 VNET_DPDK_PORT_TYPE_ETH_40G,
115 VNET_DPDK_PORT_TYPE_ETH_100G,
116 VNET_DPDK_PORT_TYPE_ETH_BOND,
117 VNET_DPDK_PORT_TYPE_ETH_SWITCH,
118 VNET_DPDK_PORT_TYPE_AF_PACKET,
119 VNET_DPDK_PORT_TYPE_ETH_VF,
120 VNET_DPDK_PORT_TYPE_UNKNOWN,
124 * The header for the tx_vector in dpdk_device_t.
125 * Head and tail are indexes into the tx_vector and are of type
126 * u64 so they never overflow.
136 struct rte_ring *swq;
138 u64 hqos_field0_slabmask;
139 u32 hqos_field0_slabpos;
140 u32 hqos_field0_slabshr;
141 u64 hqos_field1_slabmask;
142 u32 hqos_field1_slabpos;
143 u32 hqos_field1_slabshr;
144 u64 hqos_field2_slabmask;
145 u32 hqos_field2_slabpos;
146 u32 hqos_field2_slabshr;
147 u32 hqos_tc_table[64];
148 } dpdk_device_hqos_per_worker_thread_t;
152 struct rte_ring **swq;
153 struct rte_mbuf **pkts_enq;
154 struct rte_mbuf **pkts_deq;
155 struct rte_sched_port *hqos;
161 } dpdk_device_hqos_per_hqos_thread_t;
165 CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
166 volatile u32 **lockp;
172 u32 vlib_sw_if_index;
174 /* next node index if we decide to steal the rx graph arc */
175 u32 per_interface_next_index;
177 /* dpdk rte_mbuf rx and tx vectors, VLIB_FRAME_SIZE */
178 struct rte_mbuf ***tx_vectors; /* one per worker thread */
179 struct rte_mbuf ***rx_vectors;
181 /* vector of traced contexts, per device */
182 u32 **d_trace_buffers;
188 #define DPDK_DEVICE_FLAG_ADMIN_UP (1 << 0)
189 #define DPDK_DEVICE_FLAG_PROMISC (1 << 1)
190 #define DPDK_DEVICE_FLAG_PMD (1 << 2)
192 #define DPDK_DEVICE_FLAG_MAYBE_MULTISEG (1 << 4)
193 #define DPDK_DEVICE_FLAG_HAVE_SUBIF (1 << 5)
194 #define DPDK_DEVICE_FLAG_HQOS (1 << 6)
197 CLIB_CACHE_LINE_ALIGN_MARK (cacheline1);
199 u8 *interface_name_suffix;
201 /* number of sub-interfaces */
208 u16 *cpu_socket_id_by_queue;
209 struct rte_eth_conf port_conf;
210 struct rte_eth_txconf tx_conf;
213 dpdk_device_hqos_per_worker_thread_t *hqos_wt;
214 dpdk_device_hqos_per_hqos_thread_t *hqos_ht;
216 /* af_packet or BondEthernet instance number */
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 #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;
320 /* Required config parameters */
321 u8 coremask_set_manually;
322 u8 nchannels_set_manually;
328 * format interface names ala xxxEthernet%d/%d/%d instead of
329 * xxxEthernet%x/%x/%x.
331 u8 interface_name_format_decimal;
333 /* per-device config */
334 dpdk_device_config_t default_devconf;
335 dpdk_device_config_t *dev_confs;
336 uword *device_config_index_by_pci_addr;
338 } dpdk_config_main_t;
340 dpdk_config_main_t dpdk_config_main;
346 dpdk_device_t *devices;
347 dpdk_device_and_queue_t **devices_by_hqos_cpu;
349 /* per-thread recycle lists */
352 /* per-thread buffer templates */
353 vlib_buffer_t *buffer_templates;
355 /* buffer flags template, configurable to enable/disable tcp / udp cksum */
356 u32 buffer_flags_template;
358 /* vlib buffer free list, must be same size as an rte_mbuf */
359 u32 vlib_buffer_free_list_index;
361 /* Ethernet input node index */
362 u32 ethernet_input_node_index;
364 /* pcap tracing [only works if (CLIB_DEBUG > 0)] */
366 pcap_main_t pcap_main;
368 u32 pcap_sw_if_index;
369 u32 pcap_pkts_to_capture;
372 * flag indicating that a posted admin up/down
373 * (via post_sw_interface_set_flags) is in progress
375 u8 admin_up_down_in_progress;
379 /* which cpus are running I/O TX */
380 int hqos_cpu_first_index;
383 /* control interval of dpdk link state and stat polling */
384 f64 link_state_poll_interval;
385 f64 stat_poll_interval;
387 /* Sleep for this many usec after each device poll */
391 vlib_main_t *vlib_main;
392 vnet_main_t *vnet_main;
393 dpdk_config_main_t *conf;
396 struct rte_mempool **pktmbuf_pools;
398 /* API message ID base */
402 extern dpdk_main_t dpdk_main;
410 /* Copy of VLIB buffer; packet data stored in pre_data. */
411 vlib_buffer_t buffer;
412 } dpdk_tx_dma_trace_t;
420 vlib_buffer_t buffer; /* Copy of VLIB buffer; pkt data stored in pre_data. */
421 u8 data[256]; /* First 256 data bytes, used for hexdump */
422 } dpdk_rx_dma_trace_t;
424 clib_error_t *dpdk_device_setup (dpdk_device_t * xd);
425 clib_error_t *dpdk_device_start (dpdk_device_t * xd);
426 clib_error_t *dpdk_device_stop (dpdk_device_t * xd);
428 #define foreach_dpdk_error \
429 _(NONE, "no error") \
430 _(RX_PACKET_ERROR, "Rx packet errors") \
431 _(RX_BAD_FCS, "Rx bad fcs") \
432 _(IP_CHECKSUM_ERROR, "Rx ip checksum errors") \
433 _(RX_ALLOC_FAIL, "rx buf alloc from free list failed") \
434 _(RX_ALLOC_NO_PHYSMEM, "rx buf alloc failed no physmem") \
435 _(RX_ALLOC_DROP_PKTS, "rx packets dropped due to alloc error")
439 #define _(f,s) DPDK_ERROR_##f,
445 void dpdk_update_link_state (dpdk_device_t * xd, f64 now);
447 format_function_t format_dpdk_device_name;
448 format_function_t format_dpdk_device;
449 format_function_t format_dpdk_tx_dma_trace;
450 format_function_t format_dpdk_rx_dma_trace;
451 format_function_t format_dpdk_rte_mbuf;
452 format_function_t format_dpdk_rx_rte_mbuf;
453 unformat_function_t unformat_socket_mem;
454 clib_error_t *unformat_rss_fn (unformat_input_t * input, uword * rss_fn);
455 clib_error_t *unformat_hqos (unformat_input_t * input,
456 dpdk_device_config_hqos_t * hqos);
459 admin_up_down_process (vlib_main_t * vm,
460 vlib_node_runtime_t * rt, vlib_frame_t * f);
462 #endif /* __included_dpdk_h__ */
465 * fd.io coding-style-patch-verification: ON
468 * eval: (c-set-style "gnu")