src/vnet/dev/dev.h

   1 /* SPDX-License-Identifier: Apache-2.0
   2  * Copyright (c) 2023 Cisco Systems, Inc.
   3  */
   4
   5 #ifndef _VNET_DEV_H_
   6 #define _VNET_DEV_H_
   7
   8 #include <vppinfra/clib.h>
   9 #include <vppinfra/error_bootstrap.h>
  10 #include <vppinfra/format.h>
  11 #include <vnet/vnet.h>
  12 #include <vnet/dev/types.h>
  13
  14 #define VNET_DEV_DEVICE_ID_PREFIX_DELIMITER "/"
  15
  16 #define foreach_vnet_dev_port_type                                            \
  17   _ (0, UNKNOWN)                                                              \
  18   _ (1, ETHERNET)
  19
  20 typedef char vnet_dev_device_id_t[32];
  21
  22 typedef enum
  23 {
  24 #define _(b, n) VNET_DEV_PORT_TYPE_##n = (1U << (b)),
  25   foreach_vnet_dev_port_type
  26 #undef _
  27 } vnet_dev_port_type_t;
  28
  29 #define foreach_vnet_dev_port_caps                                            \
  30   _ (interrupt_mode)                                                          \
  31   _ (rss)
  32
  33 typedef union
  34 {
  35   struct
  36   {
  37 #define _(n) u8 n : 1;
  38     foreach_vnet_dev_port_caps
  39 #undef _
  40   };
  41   u8 as_number;
  42 } vnet_dev_port_caps_t;
  43
  44 typedef union
  45 {
  46   u8 eth_mac[6];
  47   u8 raw[8];
  48 } vnet_dev_hw_addr_t;
  49
  50 typedef struct vnet_dev_bus_registration vnet_dev_bus_registration_t;
  51 typedef struct vnet_dev_driver_registration vnet_dev_driver_registration_t;
  52
  53 typedef struct vnet_dev vnet_dev_t;
  54 typedef struct vnet_dev_port vnet_dev_port_t;
  55 typedef struct vnet_dev_rx_queue vnet_dev_rx_queue_t;
  56 typedef struct vnet_dev_tx_queue vnet_dev_tx_queue_t;
  57 typedef struct vnet_dev_bus_registration vnet_dev_bus_registration_t;
  58 typedef struct vnet_dev_driver_registration vnet_dev_driver_registration_t;
  59 typedef struct vnet_dev_counter vnet_dev_counter_t;
  60 typedef struct vnet_dev_counter_main vnet_dev_counter_main_t;
  61 typedef struct vnet_dev_port_cfg_change_req vnet_dev_port_cfg_change_req_t;
  62
  63 typedef vnet_dev_rv_t (vnet_dev_op_t) (vlib_main_t *, vnet_dev_t *);
  64 typedef vnet_dev_rv_t (vnet_dev_port_op_t) (vlib_main_t *, vnet_dev_port_t *);
  65 typedef vnet_dev_rv_t (vnet_dev_port_cfg_change_op_t) (
  66   vlib_main_t *, vnet_dev_port_t *, vnet_dev_port_cfg_change_req_t *);
  67 typedef vnet_dev_rv_t (vnet_dev_rx_queue_op_t) (vlib_main_t *,
  68                                                 vnet_dev_rx_queue_t *);
  69 typedef vnet_dev_rv_t (vnet_dev_tx_queue_op_t) (vlib_main_t *,
  70                                                 vnet_dev_tx_queue_t *);
  71 typedef void (vnet_dev_op_no_rv_t) (vlib_main_t *, vnet_dev_t *);
  72 typedef void (vnet_dev_port_op_no_rv_t) (vlib_main_t *, vnet_dev_port_t *);
  73 typedef void (vnet_dev_rx_queue_op_no_rv_t) (vlib_main_t *,
  74                                              vnet_dev_rx_queue_t *);
  75 typedef void (vnet_dev_tx_queue_op_no_rv_t) (vlib_main_t *,
  76                                              vnet_dev_tx_queue_t *);
  77
  78 typedef u16 vnet_dev_queue_id_t;
  79 typedef u16 vnet_dev_bus_index_t;
  80 typedef u16 vnet_dev_driver_index_t;
  81
  82 typedef struct
  83 {
  84   vnet_dev_rx_queue_op_t *alloc;
  85   vnet_dev_rx_queue_op_t *start;
  86   vnet_dev_rx_queue_op_no_rv_t *stop;
  87   vnet_dev_rx_queue_op_no_rv_t *free;
  88 } vnet_dev_rx_queue_ops_t;
  89
  90 typedef struct
  91 {
  92   vnet_dev_tx_queue_op_t *alloc;
  93   vnet_dev_tx_queue_op_t *start;
  94   vnet_dev_tx_queue_op_no_rv_t *stop;
  95   vnet_dev_tx_queue_op_no_rv_t *free;
  96 } vnet_dev_tx_queue_ops_t;
  97
  98 typedef struct
  99 {
 100   u16 data_size;
 101   u16 min_size;
 102   u16 max_size;
 103   u16 default_size;
 104   u8 multiplier;
 105   u8 size_is_power_of_two : 1;
 106 } vnet_dev_queue_config_t;
 107
 108 #define foreach_vnet_dev_port_cfg_type                                        \
 109   _ (PROMISC_MODE)                                                            \
 110   _ (MAX_FRAME_SIZE)                                                          \
 111   _ (CHANGE_PRIMARY_HW_ADDR)                                                  \
 112   _ (ADD_SECONDARY_HW_ADDR)                                                   \
 113   _ (REMOVE_SECONDARY_HW_ADDR)                                                \
 114   _ (RXQ_INTR_MODE_ENABLE)                                                    \
 115   _ (RXQ_INTR_MODE_DISABLE)
 116
 117 typedef enum
 118 {
 119   VNET_DEV_PORT_CFG_UNKNOWN,
 120 #define _(n) VNET_DEV_PORT_CFG_##n,
 121   foreach_vnet_dev_port_cfg_type
 122 #undef _
 123 } __clib_packed vnet_dev_port_cfg_type_t;
 124
 125 typedef struct vnet_dev_port_cfg_change_req
 126 {
 127   vnet_dev_port_cfg_type_t type;
 128   u8 validated : 1;
 129   u8 all_queues : 1;
 130
 131   union
 132   {
 133     u8 promisc : 1;
 134     vnet_dev_hw_addr_t addr;
 135     u16 max_frame_size;
 136     vnet_dev_queue_id_t queue_id;
 137   };
 138
 139 } vnet_dev_port_cfg_change_req_t;
 140
 141 typedef struct
 142 {
 143   vnet_dev_hw_addr_t hw_addr;
 144   u16 max_rx_queues;
 145   u16 max_tx_queues;
 146   u16 max_supported_frame_size;
 147   vnet_dev_port_type_t type;
 148   vnet_dev_port_caps_t caps;
 149 } vnet_dev_port_attr_t;
 150
 151 typedef enum
 152 {
 153   VNET_DEV_PERIODIC_OP_TYPE_DEV = 1,
 154   VNET_DEV_PERIODIC_OP_TYPE_PORT = 2,
 155 } __clib_packed vnet_dev_periodic_op_type_t;
 156
 157 typedef struct
 158 {
 159   f64 interval;
 160   f64 last_run;
 161   vnet_dev_periodic_op_type_t type;
 162   union
 163   {
 164     vnet_dev_t *dev;
 165     vnet_dev_port_t *port;
 166     void *arg;
 167   };
 168   union
 169   {
 170     vnet_dev_op_no_rv_t *dev_op;
 171     vnet_dev_port_op_no_rv_t *port_op;
 172     void *op;
 173   };
 174 } vnet_dev_periodic_op_t;
 175
 176 typedef struct
 177 {
 178   struct _vlib_node_fn_registration *registrations;
 179   format_function_t *format_trace;
 180   vlib_error_desc_t *error_counters;
 181   u16 n_error_counters;
 182 } vnet_dev_node_t;
 183
 184 typedef struct
 185 {
 186   vnet_dev_op_t *alloc;
 187   vnet_dev_op_t *init;
 188   vnet_dev_op_no_rv_t *deinit;
 189   vnet_dev_op_t *reset;
 190   vnet_dev_op_no_rv_t *free;
 191   u8 *(*probe) (vlib_main_t *, vnet_dev_bus_index_t, void *);
 192   format_function_t *format_info;
 193 } vnet_dev_ops_t;
 194
 195 typedef struct
 196 {
 197   vnet_dev_port_op_t *alloc;
 198   vnet_dev_port_op_t *init;
 199   vnet_dev_port_cfg_change_op_t *config_change;
 200   vnet_dev_port_cfg_change_op_t *config_change_validate;
 201   vnet_dev_port_op_t *start;
 202   vnet_dev_port_op_no_rv_t *stop;
 203   vnet_dev_port_op_no_rv_t *deinit;
 204   vnet_dev_port_op_no_rv_t *free;
 205   format_function_t *format_status;
 206 } vnet_dev_port_ops_t;
 207
 208 typedef union
 209 {
 210   struct
 211   {
 212     u8 update_next_index : 1;
 213     u8 update_feature_arc : 1;
 214     u8 suspend_off : 1;
 215     u8 suspend_on : 1;
 216   };
 217   u8 as_number;
 218 } vnet_dev_rx_queue_rt_req_t;
 219
 220 typedef struct vnet_dev_rx_queue
 221 {
 222   CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
 223   vnet_dev_port_t *port;
 224   u16 rx_thread_index;
 225   u16 index;
 226   vnet_dev_counter_main_t *counter_main;
 227   CLIB_CACHE_LINE_ALIGN_MARK (runtime0);
 228   vnet_dev_rx_queue_t *next_on_thread;
 229   u8 interrupt_mode : 1;
 230   u8 enabled : 1;
 231   u8 started : 1;
 232   u8 suspended : 1;
 233   vnet_dev_queue_id_t queue_id;
 234   u16 size;
 235   u16 next_index;
 236   vnet_dev_rx_queue_rt_req_t runtime_request;
 237   CLIB_CACHE_LINE_ALIGN_MARK (runtime1);
 238   vlib_buffer_template_t buffer_template;
 239   CLIB_CACHE_LINE_ALIGN_MARK (driver_data);
 240   u8 data[];
 241 } vnet_dev_rx_queue_t;
 242
 243 STATIC_ASSERT_SIZEOF (vnet_dev_rx_queue_t, 3 * CLIB_CACHE_LINE_BYTES);
 244
 245 typedef struct vnet_dev_tx_queue
 246 {
 247   CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
 248   vnet_dev_port_t *port;
 249   clib_bitmap_t *assigned_threads;
 250   u16 index;
 251   vnet_dev_counter_main_t *counter_main;
 252   CLIB_CACHE_LINE_ALIGN_MARK (runtime0);
 253   vnet_dev_queue_id_t queue_id;
 254   u8 started : 1;
 255   u8 enabled : 1;
 256   u8 lock_needed : 1;
 257   u8 lock;
 258   u16 size;
 259   CLIB_ALIGN_MARK (private_data, 16);
 260   u8 data[];
 261 } vnet_dev_tx_queue_t;
 262
 263 STATIC_ASSERT_SIZEOF (vnet_dev_tx_queue_t, 2 * CLIB_CACHE_LINE_BYTES);
 264
 265 typedef struct vnet_dev_port
 266 {
 267   CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
 268   vnet_dev_t *dev;
 269   vnet_dev_port_id_t port_id;
 270   vnet_dev_driver_index_t driver_index;
 271   u8 initialized : 1;
 272   u8 started : 1;
 273   u8 link_up : 1;
 274   u8 promisc : 1;
 275   u8 interface_created : 1;
 276   u8 rx_node_assigned : 1;
 277   vnet_dev_counter_main_t *counter_main;
 278   vnet_dev_queue_config_t rx_queue_config;
 279   vnet_dev_queue_config_t tx_queue_config;
 280   vnet_dev_port_attr_t attr;
 281   u32 max_frame_size;
 282   vnet_dev_hw_addr_t primary_hw_addr;
 283   vnet_dev_hw_addr_t *secondary_hw_addr;
 284   u32 index;
 285   u32 speed;
 286   vnet_dev_rx_queue_t **rx_queues;
 287   vnet_dev_tx_queue_t **tx_queues;
 288   vnet_dev_port_ops_t port_ops;
 289   vnet_dev_rx_queue_ops_t rx_queue_ops;
 290   vnet_dev_tx_queue_ops_t tx_queue_ops;
 291   vnet_dev_node_t rx_node;
 292   vnet_dev_node_t tx_node;
 293
 294   struct
 295   {
 296     vnet_dev_if_name_t name;
 297     u32 dev_instance;
 298     u32 rx_node_index;
 299     u32 current_config_index;
 300     u16 rx_next_index;
 301     u16 redirect_to_node_next_index;
 302     u8 feature_arc_index;
 303     u8 feature_arc : 1;
 304     u8 redirect_to_node : 1;
 305     u8 default_is_intr_mode : 1;
 306     u32 tx_node_index;
 307     u32 hw_if_index;
 308     u32 sw_if_index;
 309     u16 num_rx_queues;
 310     u16 num_tx_queues;
 311     u16 txq_sz;
 312     u16 rxq_sz;
 313   } intf;
 314
 315   CLIB_CACHE_LINE_ALIGN_MARK (data0);
 316   u8 data[];
 317 } vnet_dev_port_t;
 318
 319 typedef struct vnet_dev
 320 {
 321   vnet_dev_device_id_t device_id;
 322   u16 initialized : 1;
 323   u16 not_first_init : 1;
 324   u16 va_dma : 1;
 325   u16 process_node_quit : 1;
 326   u16 process_node_periodic : 1;
 327   u16 poll_stats : 1;
 328   u16 bus_index;
 329   u8 numa_node;
 330   u16 max_rx_queues;
 331   u16 max_tx_queues;
 332   vnet_dev_driver_index_t driver_index;
 333   u32 index;
 334   u32 process_node_index;
 335   u8 bus_data[32] __clib_aligned (16);
 336   vnet_dev_ops_t ops;
 337   vnet_dev_port_t **ports;
 338   vnet_dev_periodic_op_t *periodic_ops;
 339   u8 *description;
 340   u8 __clib_aligned (16)
 341   data[];
 342 } vnet_dev_t;
 343
 344 typedef struct
 345 {
 346   u16 vendor_id, device_id;
 347   char *description;
 348 } vnet_dev_match_t;
 349
 350 #define VNET_DEV_MATCH(...)                                                   \
 351   (vnet_dev_match_t[])                                                        \
 352   {                                                                           \
 353     __VA_ARGS__, {}                                                           \
 354   }
 355
 356 typedef struct
 357 {
 358   vnet_dev_op_t *device_open;
 359   vnet_dev_op_no_rv_t *device_close;
 360   vnet_dev_rv_t (*dma_mem_alloc_fn) (vlib_main_t *, vnet_dev_t *, u32, u32,
 361                                      void **);
 362   void (*dma_mem_free_fn) (vlib_main_t *, vnet_dev_t *, void *);
 363   void *(*get_device_info) (vlib_main_t *, char *);
 364   void (*free_device_info) (vlib_main_t *, void *);
 365   format_function_t *format_device_info;
 366   format_function_t *format_device_addr;
 367 } vnet_dev_bus_ops_t;
 368
 369 struct vnet_dev_bus_registration
 370 {
 371   vnet_dev_bus_registration_t *next_registration;
 372   vnet_dev_driver_name_t name;
 373   u16 device_data_size;
 374   vnet_dev_bus_ops_t ops;
 375 };
 376
 377 struct vnet_dev_driver_registration
 378 {
 379   vnet_dev_driver_registration_t *next_registration;
 380   u8 bus_master_enable : 1;
 381   vnet_dev_driver_name_t name;
 382   vnet_dev_bus_name_t bus;
 383   u16 device_data_sz;
 384   u16 runtime_temp_space_sz;
 385   vnet_dev_match_t *match;
 386   int priority;
 387   vnet_dev_ops_t ops;
 388 };
 389
 390 typedef struct
 391 {
 392   u32 index;
 393   vnet_dev_bus_registration_t *registration;
 394   vnet_dev_bus_ops_t ops;
 395 } vnet_dev_bus_t;
 396
 397 typedef struct
 398 {
 399   u32 index;
 400   void *dev_data;
 401   vnet_dev_driver_registration_t *registration;
 402   u32 dev_class_index;
 403   vnet_dev_bus_index_t bus_index;
 404   vnet_dev_ops_t ops;
 405 } vnet_dev_driver_t;
 406
 407 typedef struct
 408 {
 409   vnet_dev_bus_t *buses;
 410   vnet_dev_driver_t *drivers;
 411   vnet_dev_t **devices;
 412   vnet_dev_port_t **ports_by_dev_instance;
 413   vnet_dev_bus_registration_t *bus_registrations;
 414   vnet_dev_driver_registration_t *driver_registrations;
 415   void *runtime_temp_spaces;
 416   u32 log2_runtime_temp_space_sz;
 417   u32 *free_process_node_indices;
 418   u32 *free_rx_node_indices;
 419   uword *device_index_by_id;
 420
 421   u8 *startup_config;
 422   u16 next_rx_queue_thread;
 423   u8 eth_port_rx_feature_arc_index;
 424 } vnet_dev_main_t;
 425
 426 extern vnet_dev_main_t vnet_dev_main;
 427
 428 typedef struct
 429 {
 430   struct
 431   {
 432     vnet_dev_port_attr_t attr;
 433     vnet_dev_port_ops_t ops;
 434     u16 data_size;
 435     void *initial_data;
 436   } port;
 437
 438   vnet_dev_node_t *rx_node;
 439   vnet_dev_node_t *tx_node;
 440
 441   struct
 442   {
 443     vnet_dev_queue_config_t config;
 444     vnet_dev_rx_queue_ops_t ops;
 445   } rx_queue;
 446
 447   struct
 448   {
 449     vnet_dev_queue_config_t config;
 450     vnet_dev_tx_queue_ops_t ops;
 451   } tx_queue;
 452 } vnet_dev_port_add_args_t;
 453
 454 typedef struct
 455 {
 456   union
 457   {
 458     struct
 459     {
 460       u8 link_speed : 1;
 461       u8 link_state : 1;
 462       u8 link_duplex : 1;
 463     };
 464     u8 any;
 465   } change;
 466   u8 link_state : 1;
 467   u8 full_duplex : 1;
 468   u32 link_speed;
 469 } vnet_dev_port_state_changes_t;
 470
 471 /* dev.c */
 472 vnet_dev_t *vnet_dev_alloc (vlib_main_t *, vnet_dev_device_id_t,
 473                             vnet_dev_driver_t *);
 474 void vnet_dev_free (vlib_main_t *, vnet_dev_t *);
 475 vnet_dev_rv_t vnet_dev_init (vlib_main_t *, vnet_dev_t *);
 476 void vnet_dev_deinit (vlib_main_t *, vnet_dev_t *);
 477 vnet_dev_rv_t vnet_dev_reset (vlib_main_t *, vnet_dev_t *);
 478 void vnet_dev_detach (vlib_main_t *, vnet_dev_t *);
 479 vnet_dev_rv_t vnet_dev_port_add (vlib_main_t *, vnet_dev_t *,
 480                                  vnet_dev_port_id_t,
 481                                  vnet_dev_port_add_args_t *);
 482 vnet_dev_rv_t vnet_dev_dma_mem_alloc (vlib_main_t *, vnet_dev_t *, u32, u32,
 483                                       void **);
 484 void vnet_dev_dma_mem_free (vlib_main_t *, vnet_dev_t *, void *);
 485 vnet_dev_bus_t *vnet_dev_find_device_bus (vlib_main_t *, vnet_dev_device_id_t);
 486 void *vnet_dev_get_device_info (vlib_main_t *, vnet_dev_device_id_t);
 487
 488 /* error.c */
 489 clib_error_t *vnet_dev_port_err (vlib_main_t *, vnet_dev_port_t *,
 490                                  vnet_dev_rv_t, char *, ...);
 491
 492 /* handlers.c */
 493 clib_error_t *vnet_dev_port_set_max_frame_size (vnet_main_t *,
 494                                                 vnet_hw_interface_t *, u32);
 495 u32 vnet_dev_port_eth_flag_change (vnet_main_t *, vnet_hw_interface_t *, u32);
 496 clib_error_t *vnet_dev_port_mac_change (vnet_hw_interface_t *, const u8 *,
 497                                         const u8 *);
 498 clib_error_t *vnet_dev_add_del_mac_address (vnet_hw_interface_t *, const u8 *,
 499                                             u8);
 500 int vnet_dev_flow_ops_fn (vnet_main_t *, vnet_flow_dev_op_t, u32, u32,
 501                           uword *);
 502 clib_error_t *vnet_dev_interface_set_rss_queues (vnet_main_t *,
 503                                                  vnet_hw_interface_t *,
 504                                                  clib_bitmap_t *);
 505 void vnet_dev_clear_hw_interface_counters (u32);
 506 void vnet_dev_set_interface_next_node (vnet_main_t *, u32, u32);
 507
 508 /* port.c */
 509 vnet_dev_rv_t vnet_dev_port_start (vlib_main_t *, vnet_dev_port_t *);
 510 vnet_dev_rv_t vnet_dev_port_start_all_rx_queues (vlib_main_t *,
 511                                                  vnet_dev_port_t *);
 512 vnet_dev_rv_t vnet_dev_port_start_all_tx_queues (vlib_main_t *,
 513                                                  vnet_dev_port_t *);
 514 void vnet_dev_port_stop (vlib_main_t *, vnet_dev_port_t *);
 515 void vnet_dev_port_deinit (vlib_main_t *, vnet_dev_port_t *);
 516 void vnet_dev_port_free (vlib_main_t *, vnet_dev_port_t *);
 517 void vnet_dev_port_add_counters (vlib_main_t *, vnet_dev_port_t *,
 518                                  vnet_dev_counter_t *, u16);
 519 void vnet_dev_port_free_counters (vlib_main_t *, vnet_dev_port_t *);
 520 void vnet_dev_port_update_tx_node_runtime (vlib_main_t *, vnet_dev_port_t *);
 521 void vnet_dev_port_state_change (vlib_main_t *, vnet_dev_port_t *,
 522                                  vnet_dev_port_state_changes_t);
 523 void vnet_dev_port_clear_counters (vlib_main_t *, vnet_dev_port_t *);
 524 vnet_dev_rv_t
 525 vnet_dev_port_cfg_change_req_validate (vlib_main_t *, vnet_dev_port_t *,
 526                                        vnet_dev_port_cfg_change_req_t *);
 527 vnet_dev_rv_t vnet_dev_port_cfg_change (vlib_main_t *, vnet_dev_port_t *,
 528                                         vnet_dev_port_cfg_change_req_t *);
 529 vnet_dev_rv_t vnet_dev_port_if_create (vlib_main_t *, vnet_dev_port_t *);
 530 vnet_dev_rv_t vnet_dev_port_if_remove (vlib_main_t *, vnet_dev_port_t *);
 531
 532 /* queue.c */
 533 vnet_dev_rv_t vnet_dev_rx_queue_alloc (vlib_main_t *, vnet_dev_port_t *, u16);
 534 vnet_dev_rv_t vnet_dev_tx_queue_alloc (vlib_main_t *, vnet_dev_port_t *, u16);
 535 void vnet_dev_rx_queue_free (vlib_main_t *, vnet_dev_rx_queue_t *);
 536 void vnet_dev_tx_queue_free (vlib_main_t *, vnet_dev_tx_queue_t *);
 537 void vnet_dev_rx_queue_add_counters (vlib_main_t *, vnet_dev_rx_queue_t *,
 538                                      vnet_dev_counter_t *, u16);
 539 void vnet_dev_rx_queue_free_counters (vlib_main_t *, vnet_dev_rx_queue_t *);
 540 void vnet_dev_tx_queue_add_counters (vlib_main_t *, vnet_dev_tx_queue_t *,
 541                                      vnet_dev_counter_t *, u16);
 542 void vnet_dev_tx_queue_free_counters (vlib_main_t *, vnet_dev_tx_queue_t *);
 543 vnet_dev_rv_t vnet_dev_rx_queue_start (vlib_main_t *, vnet_dev_rx_queue_t *);
 544 vnet_dev_rv_t vnet_dev_tx_queue_start (vlib_main_t *, vnet_dev_tx_queue_t *);
 545 void vnet_dev_rx_queue_stop (vlib_main_t *, vnet_dev_rx_queue_t *);
 546 void vnet_dev_tx_queue_stop (vlib_main_t *, vnet_dev_tx_queue_t *);
 547
 548 /* process.c */
 549 vnet_dev_rv_t vnet_dev_process_create (vlib_main_t *, vnet_dev_t *);
 550 vnet_dev_rv_t vnet_dev_process_call_op (vlib_main_t *, vnet_dev_t *,
 551                                         vnet_dev_op_t *);
 552 vnet_dev_rv_t vnet_dev_process_call_op_no_rv (vlib_main_t *, vnet_dev_t *,
 553                                               vnet_dev_op_no_rv_t *);
 554 void vnet_dev_process_call_op_no_wait (vlib_main_t *, vnet_dev_t *,
 555                                        vnet_dev_op_no_rv_t *);
 556 vnet_dev_rv_t vnet_dev_process_call_port_op (vlib_main_t *, vnet_dev_port_t *,
 557                                              vnet_dev_port_op_t *);
 558 vnet_dev_rv_t vnet_dev_process_call_port_op_no_rv (vlib_main_t *vm,
 559                                                    vnet_dev_port_t *,
 560                                                    vnet_dev_port_op_no_rv_t *);
 561 void vnet_dev_process_call_port_op_no_wait (vlib_main_t *, vnet_dev_port_t *,
 562                                             vnet_dev_port_op_no_rv_t *);
 563 vnet_dev_rv_t
 564 vnet_dev_process_port_cfg_change_req (vlib_main_t *, vnet_dev_port_t *,
 565                                       vnet_dev_port_cfg_change_req_t *);
 566 void vnet_dev_process_quit (vlib_main_t *, vnet_dev_t *);
 567 void vnet_dev_poll_dev_add (vlib_main_t *, vnet_dev_t *, f64,
 568                             vnet_dev_op_no_rv_t *);
 569 void vnet_dev_poll_dev_remove (vlib_main_t *, vnet_dev_t *,
 570                                vnet_dev_op_no_rv_t *);
 571 void vnet_dev_poll_port_add (vlib_main_t *, vnet_dev_port_t *, f64,
 572                              vnet_dev_port_op_no_rv_t *);
 573 void vnet_dev_poll_port_remove (vlib_main_t *, vnet_dev_port_t *,
 574                                 vnet_dev_port_op_no_rv_t *);
 575
 576 typedef struct
 577 {
 578   u16 thread_index;
 579   u8 completed;
 580   u8 in_order;
 581   vnet_dev_port_t *port;
 582 } vnet_dev_rt_op_t;
 583
 584 vnet_dev_rv_t vnet_dev_rt_exec_ops (vlib_main_t *, vnet_dev_t *,
 585                                     vnet_dev_rt_op_t *, u32);
 586
 587 /* format.c */
 588 typedef struct
 589 {
 590   u8 counters : 1;
 591   u8 show_zero_counters : 1;
 592   u8 debug : 1;
 593 } vnet_dev_format_args_t;
 594
 595 format_function_t format_vnet_dev_addr;
 596 format_function_t format_vnet_dev_hw_addr;
 597 format_function_t format_vnet_dev_info;
 598 format_function_t format_vnet_dev_interface_info;
 599 format_function_t format_vnet_dev_interface_name;
 600 format_function_t format_vnet_dev_port_info;
 601 format_function_t format_vnet_dev_rv;
 602 format_function_t format_vnet_dev_rx_queue_info;
 603 format_function_t format_vnet_dev_tx_queue_info;
 604 format_function_t format_vnet_dev_flags;
 605 format_function_t format_vnet_dev_port_flags;
 606 format_function_t format_vnet_dev_log;
 607 unformat_function_t unformat_vnet_dev_flags;
 608 unformat_function_t unformat_vnet_dev_port_flags;
 609
 610 typedef struct
 611 {
 612   vnet_dev_rx_queue_t *first_rx_queue;
 613 } vnet_dev_rx_node_runtime_t;
 614
 615 STATIC_ASSERT (sizeof (vnet_dev_rx_node_runtime_t) <=
 616                  VLIB_NODE_RUNTIME_DATA_SIZE,
 617                "must fit into runtime data");
 618
 619 #define foreach_vnet_dev_port_rx_next                                         \
 620   _ (ETH_INPUT, "ethernet-input")                                             \
 621   _ (DROP, "error-drop")
 622
 623 typedef enum
 624 {
 625 #define _(n, s) VNET_DEV_ETH_RX_PORT_NEXT_##n,
 626   foreach_vnet_dev_port_rx_next
 627 #undef _
 628     VNET_DEV_ETH_RX_PORT_N_NEXTS
 629 } vnet_dev_eth_port_rx_next_t;
 630
 631 extern u16 vnet_dev_default_next_index_by_port_type[];
 632 extern vlib_node_registration_t port_rx_eth_node;
 633
 634 typedef vnet_interface_output_runtime_t vnet_dev_tx_node_runtime_t;
 635
 636 STATIC_ASSERT (sizeof (vnet_dev_tx_node_runtime_t) <=
 637                  VLIB_NODE_RUNTIME_DATA_SIZE,
 638                "must fit into runtime data");
 639
 640 #define VNET_DEV_REGISTER_BUS(x, ...)                                         \
 641   __VA_ARGS__ vnet_dev_bus_registration_t __vnet_dev_bus_registration_##x;    \
 642   static void __clib_constructor __vnet_dev_bus_registration_fn_##x (void)    \
 643   {                                                                           \
 644     vnet_dev_main_t *dm = &vnet_dev_main;                                     \
 645     __vnet_dev_bus_registration_##x.next_registration =                       \
 646       dm->bus_registrations;                                                  \
 647     dm->bus_registrations = &__vnet_dev_bus_registration_##x;                 \
 648   }                                                                           \
 649   __VA_ARGS__ vnet_dev_bus_registration_t __vnet_dev_bus_registration_##x
 650
 651 #define VNET_DEV_REGISTER_DRIVER(x, ...)                                      \
 652   __VA_ARGS__ vnet_dev_driver_registration_t                                  \
 653     __vnet_dev_driver_registration_##x;                                       \
 654   static void __clib_constructor __vnet_dev_driver_registration_fn_##x (void) \
 655   {                                                                           \
 656     vnet_dev_main_t *dm = &vnet_dev_main;                                     \
 657     __vnet_dev_driver_registration_##x.next_registration =                    \
 658       dm->driver_registrations;                                               \
 659     dm->driver_registrations = &__vnet_dev_driver_registration_##x;           \
 660   }                                                                           \
 661   __VA_ARGS__ vnet_dev_driver_registration_t __vnet_dev_driver_registration_##x
 662
 663 #define VNET_DEV_NODE_FN(node)                                                \
 664   uword CLIB_MARCH_SFX (node##_fn) (vlib_main_t *, vlib_node_runtime_t *,     \
 665                                     vlib_frame_t *);                          \
 666   static vlib_node_fn_registration_t CLIB_MARCH_SFX (                         \
 667     node##_fn_registration) = {                                               \
 668     .function = &CLIB_MARCH_SFX (node##_fn),                                  \
 669   };                                                                          \
 670                                                                               \
 671   static void __clib_constructor CLIB_MARCH_SFX (                             \
 672     node##_fn_multiarch_register) (void)                                      \
 673   {                                                                           \
 674     extern vnet_dev_node_t node;                                              \
 675     vlib_node_fn_registration_t *r;                                           \
 676     r = &CLIB_MARCH_SFX (node##_fn_registration);                             \
 677     r->march_variant = CLIB_MARCH_SFX (CLIB_MARCH_VARIANT_TYPE);              \
 678     r->next_registration = (node).registrations;                              \
 679     (node).registrations = r;                                                 \
 680   }                                                                           \
 681   uword CLIB_MARCH_SFX (node##_fn)
 682
 683 #define foreach_vnet_dev_port(p, d) pool_foreach_pointer (p, d->ports)
 684 #define foreach_vnet_dev_port_rx_queue(q, p)                                  \
 685   pool_foreach_pointer (q, p->rx_queues)
 686 #define foreach_vnet_dev_port_tx_queue(q, p)                                  \
 687   pool_foreach_pointer (q, p->tx_queues)
 688
 689 #include <vnet/dev/dev_funcs.h>
 690
 691 #endif /* _VNET_DEV_H_ */