1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* Copyright (c) 2018, Intel Corporation. */ 3 4 #ifndef _ICE_H_ 5 #define _ICE_H_ 6 7 #include <linux/types.h> 8 #include <linux/errno.h> 9 #include <linux/kernel.h> 10 #include <linux/module.h> 11 #include <linux/firmware.h> 12 #include <linux/netdevice.h> 13 #include <linux/compiler.h> 14 #include <linux/etherdevice.h> 15 #include <linux/skbuff.h> 16 #include <linux/cpumask.h> 17 #include <linux/rtnetlink.h> 18 #include <linux/if_vlan.h> 19 #include <linux/dma-mapping.h> 20 #include <linux/pci.h> 21 #include <linux/workqueue.h> 22 #include <linux/aer.h> 23 #include <linux/interrupt.h> 24 #include <linux/ethtool.h> 25 #include <linux/timer.h> 26 #include <linux/delay.h> 27 #include <linux/bitmap.h> 28 #include <linux/log2.h> 29 #include <linux/ip.h> 30 #include <linux/sctp.h> 31 #include <linux/ipv6.h> 32 #include <linux/pkt_sched.h> 33 #include <linux/if_bridge.h> 34 #include <linux/ctype.h> 35 #include <linux/bpf.h> 36 #include <linux/avf/virtchnl.h> 37 #include <net/devlink.h> 38 #include <net/ipv6.h> 39 #include <net/xdp_sock.h> 40 #include "ice_devids.h" 41 #include "ice_type.h" 42 #include "ice_txrx.h" 43 #include "ice_dcb.h" 44 #include "ice_switch.h" 45 #include "ice_common.h" 46 #include "ice_sched.h" 47 #include "ice_virtchnl_pf.h" 48 #include "ice_sriov.h" 49 #include "ice_xsk.h" 50 51 extern const char ice_drv_ver[]; 52 #define ICE_BAR0 0 53 #define ICE_REQ_DESC_MULTIPLE 32 54 #define ICE_MIN_NUM_DESC 64 55 #define ICE_MAX_NUM_DESC 8160 56 #define ICE_DFLT_MIN_RX_DESC 512 57 #define ICE_DFLT_NUM_TX_DESC 256 58 #define ICE_DFLT_NUM_RX_DESC 2048 59 60 #define ICE_DFLT_TRAFFIC_CLASS BIT(0) 61 #define ICE_INT_NAME_STR_LEN (IFNAMSIZ + 16) 62 #define ICE_AQ_LEN 64 63 #define ICE_MBXSQ_LEN 64 64 #define ICE_MIN_MSIX 2 65 #define ICE_NO_VSI 0xffff 66 #define ICE_VSI_MAP_CONTIG 0 67 #define ICE_VSI_MAP_SCATTER 1 68 #define ICE_MAX_SCATTER_TXQS 16 69 #define ICE_MAX_SCATTER_RXQS 16 70 #define ICE_Q_WAIT_RETRY_LIMIT 10 71 #define ICE_Q_WAIT_MAX_RETRY (5 * ICE_Q_WAIT_RETRY_LIMIT) 72 #define ICE_MAX_LG_RSS_QS 256 73 #define ICE_RES_VALID_BIT 0x8000 74 #define ICE_RES_MISC_VEC_ID (ICE_RES_VALID_BIT - 1) 75 #define ICE_INVAL_Q_INDEX 0xffff 76 #define ICE_INVAL_VFID 256 77 78 #define ICE_MAX_RESET_WAIT 20 79 80 #define ICE_VSIQF_HKEY_ARRAY_SIZE ((VSIQF_HKEY_MAX_INDEX + 1) * 4) 81 82 #define ICE_DFLT_NETIF_M (NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_LINK) 83 84 #define ICE_MAX_MTU (ICE_AQ_SET_MAC_FRAME_SIZE_MAX - ICE_ETH_PKT_HDR_PAD) 85 86 #define ICE_UP_TABLE_TRANSLATE(val, i) \ 87 (((val) << ICE_AQ_VSI_UP_TABLE_UP##i##_S) & \ 88 ICE_AQ_VSI_UP_TABLE_UP##i##_M) 89 90 #define ICE_TX_DESC(R, i) (&(((struct ice_tx_desc *)((R)->desc))[i])) 91 #define ICE_RX_DESC(R, i) (&(((union ice_32b_rx_flex_desc *)((R)->desc))[i])) 92 #define ICE_TX_CTX_DESC(R, i) (&(((struct ice_tx_ctx_desc *)((R)->desc))[i])) 93 94 /* Macro for each VSI in a PF */ 95 #define ice_for_each_vsi(pf, i) \ 96 for ((i) = 0; (i) < (pf)->num_alloc_vsi; (i)++) 97 98 /* Macros for each Tx/Rx ring in a VSI */ 99 #define ice_for_each_txq(vsi, i) \ 100 for ((i) = 0; (i) < (vsi)->num_txq; (i)++) 101 102 #define ice_for_each_rxq(vsi, i) \ 103 for ((i) = 0; (i) < (vsi)->num_rxq; (i)++) 104 105 /* Macros for each allocated Tx/Rx ring whether used or not in a VSI */ 106 #define ice_for_each_alloc_txq(vsi, i) \ 107 for ((i) = 0; (i) < (vsi)->alloc_txq; (i)++) 108 109 #define ice_for_each_alloc_rxq(vsi, i) \ 110 for ((i) = 0; (i) < (vsi)->alloc_rxq; (i)++) 111 112 #define ice_for_each_q_vector(vsi, i) \ 113 for ((i) = 0; (i) < (vsi)->num_q_vectors; (i)++) 114 115 #define ICE_UCAST_PROMISC_BITS (ICE_PROMISC_UCAST_TX | ICE_PROMISC_MCAST_TX | \ 116 ICE_PROMISC_UCAST_RX | ICE_PROMISC_MCAST_RX) 117 118 #define ICE_UCAST_VLAN_PROMISC_BITS (ICE_PROMISC_UCAST_TX | \ 119 ICE_PROMISC_MCAST_TX | \ 120 ICE_PROMISC_UCAST_RX | \ 121 ICE_PROMISC_MCAST_RX | \ 122 ICE_PROMISC_VLAN_TX | \ 123 ICE_PROMISC_VLAN_RX) 124 125 #define ICE_MCAST_PROMISC_BITS (ICE_PROMISC_MCAST_TX | ICE_PROMISC_MCAST_RX) 126 127 #define ICE_MCAST_VLAN_PROMISC_BITS (ICE_PROMISC_MCAST_TX | \ 128 ICE_PROMISC_MCAST_RX | \ 129 ICE_PROMISC_VLAN_TX | \ 130 ICE_PROMISC_VLAN_RX) 131 132 #define ice_pf_to_dev(pf) (&((pf)->pdev->dev)) 133 134 struct ice_txq_meta { 135 u32 q_teid; /* Tx-scheduler element identifier */ 136 u16 q_id; /* Entry in VSI's txq_map bitmap */ 137 u16 q_handle; /* Relative index of Tx queue within TC */ 138 u16 vsi_idx; /* VSI index that Tx queue belongs to */ 139 u8 tc; /* TC number that Tx queue belongs to */ 140 }; 141 142 struct ice_tc_info { 143 u16 qoffset; 144 u16 qcount_tx; 145 u16 qcount_rx; 146 u8 netdev_tc; 147 }; 148 149 struct ice_tc_cfg { 150 u8 numtc; /* Total number of enabled TCs */ 151 u8 ena_tc; /* Tx map */ 152 struct ice_tc_info tc_info[ICE_MAX_TRAFFIC_CLASS]; 153 }; 154 155 struct ice_res_tracker { 156 u16 num_entries; 157 u16 end; 158 u16 list[1]; 159 }; 160 161 struct ice_qs_cfg { 162 struct mutex *qs_mutex; /* will be assigned to &pf->avail_q_mutex */ 163 unsigned long *pf_map; 164 unsigned long pf_map_size; 165 unsigned int q_count; 166 unsigned int scatter_count; 167 u16 *vsi_map; 168 u16 vsi_map_offset; 169 u8 mapping_mode; 170 }; 171 172 struct ice_sw { 173 struct ice_pf *pf; 174 u16 sw_id; /* switch ID for this switch */ 175 u16 bridge_mode; /* VEB/VEPA/Port Virtualizer */ 176 struct ice_vsi *dflt_vsi; /* default VSI for this switch */ 177 u8 dflt_vsi_ena:1; /* true if above dflt_vsi is enabled */ 178 }; 179 180 enum ice_state { 181 __ICE_TESTING, 182 __ICE_DOWN, 183 __ICE_NEEDS_RESTART, 184 __ICE_PREPARED_FOR_RESET, /* set by driver when prepared */ 185 __ICE_RESET_OICR_RECV, /* set by driver after rcv reset OICR */ 186 __ICE_DCBNL_DEVRESET, /* set by dcbnl devreset */ 187 __ICE_PFR_REQ, /* set by driver and peers */ 188 __ICE_CORER_REQ, /* set by driver and peers */ 189 __ICE_GLOBR_REQ, /* set by driver and peers */ 190 __ICE_CORER_RECV, /* set by OICR handler */ 191 __ICE_GLOBR_RECV, /* set by OICR handler */ 192 __ICE_EMPR_RECV, /* set by OICR handler */ 193 __ICE_SUSPENDED, /* set on module remove path */ 194 __ICE_RESET_FAILED, /* set by reset/rebuild */ 195 /* When checking for the PF to be in a nominal operating state, the 196 * bits that are grouped at the beginning of the list need to be 197 * checked. Bits occurring before __ICE_STATE_NOMINAL_CHECK_BITS will 198 * be checked. If you need to add a bit into consideration for nominal 199 * operating state, it must be added before 200 * __ICE_STATE_NOMINAL_CHECK_BITS. Do not move this entry's position 201 * without appropriate consideration. 202 */ 203 __ICE_STATE_NOMINAL_CHECK_BITS, 204 __ICE_ADMINQ_EVENT_PENDING, 205 __ICE_MAILBOXQ_EVENT_PENDING, 206 __ICE_MDD_EVENT_PENDING, 207 __ICE_VFLR_EVENT_PENDING, 208 __ICE_FLTR_OVERFLOW_PROMISC, 209 __ICE_VF_DIS, 210 __ICE_CFG_BUSY, 211 __ICE_SERVICE_SCHED, 212 __ICE_SERVICE_DIS, 213 __ICE_OICR_INTR_DIS, /* Global OICR interrupt disabled */ 214 __ICE_MDD_VF_PRINT_PENDING, /* set when MDD event handle */ 215 __ICE_VF_RESETS_DISABLED, /* disable resets during ice_remove */ 216 __ICE_STATE_NBITS /* must be last */ 217 }; 218 219 enum ice_vsi_flags { 220 ICE_VSI_FLAG_UMAC_FLTR_CHANGED, 221 ICE_VSI_FLAG_MMAC_FLTR_CHANGED, 222 ICE_VSI_FLAG_VLAN_FLTR_CHANGED, 223 ICE_VSI_FLAG_PROMISC_CHANGED, 224 ICE_VSI_FLAG_NBITS /* must be last */ 225 }; 226 227 /* struct that defines a VSI, associated with a dev */ 228 struct ice_vsi { 229 struct net_device *netdev; 230 struct ice_sw *vsw; /* switch this VSI is on */ 231 struct ice_pf *back; /* back pointer to PF */ 232 struct ice_port_info *port_info; /* back pointer to port_info */ 233 struct ice_ring **rx_rings; /* Rx ring array */ 234 struct ice_ring **tx_rings; /* Tx ring array */ 235 struct ice_q_vector **q_vectors; /* q_vector array */ 236 237 irqreturn_t (*irq_handler)(int irq, void *data); 238 239 u64 tx_linearize; 240 DECLARE_BITMAP(state, __ICE_STATE_NBITS); 241 DECLARE_BITMAP(flags, ICE_VSI_FLAG_NBITS); 242 unsigned int current_netdev_flags; 243 u32 tx_restart; 244 u32 tx_busy; 245 u32 rx_buf_failed; 246 u32 rx_page_failed; 247 int num_q_vectors; 248 int base_vector; /* IRQ base for OS reserved vectors */ 249 enum ice_vsi_type type; 250 u16 vsi_num; /* HW (absolute) index of this VSI */ 251 u16 idx; /* software index in pf->vsi[] */ 252 253 s16 vf_id; /* VF ID for SR-IOV VSIs */ 254 255 u16 ethtype; /* Ethernet protocol for pause frame */ 256 257 /* RSS config */ 258 u16 rss_table_size; /* HW RSS table size */ 259 u16 rss_size; /* Allocated RSS queues */ 260 u8 *rss_hkey_user; /* User configured hash keys */ 261 u8 *rss_lut_user; /* User configured lookup table entries */ 262 u8 rss_lut_type; /* used to configure Get/Set RSS LUT AQ call */ 263 264 u16 max_frame; 265 u16 rx_buf_len; 266 267 struct ice_aqc_vsi_props info; /* VSI properties */ 268 269 /* VSI stats */ 270 struct rtnl_link_stats64 net_stats; 271 struct ice_eth_stats eth_stats; 272 struct ice_eth_stats eth_stats_prev; 273 274 struct list_head tmp_sync_list; /* MAC filters to be synced */ 275 struct list_head tmp_unsync_list; /* MAC filters to be unsynced */ 276 277 u8 irqs_ready:1; 278 u8 current_isup:1; /* Sync 'link up' logging */ 279 u8 stat_offsets_loaded:1; 280 u8 vlan_ena:1; 281 u16 num_vlan; 282 283 /* queue information */ 284 u8 tx_mapping_mode; /* ICE_MAP_MODE_[CONTIG|SCATTER] */ 285 u8 rx_mapping_mode; /* ICE_MAP_MODE_[CONTIG|SCATTER] */ 286 u16 *txq_map; /* index in pf->avail_txqs */ 287 u16 *rxq_map; /* index in pf->avail_rxqs */ 288 u16 alloc_txq; /* Allocated Tx queues */ 289 u16 num_txq; /* Used Tx queues */ 290 u16 alloc_rxq; /* Allocated Rx queues */ 291 u16 num_rxq; /* Used Rx queues */ 292 u16 req_txq; /* User requested Tx queues */ 293 u16 req_rxq; /* User requested Rx queues */ 294 u16 num_rx_desc; 295 u16 num_tx_desc; 296 struct ice_tc_cfg tc_cfg; 297 struct bpf_prog *xdp_prog; 298 struct ice_ring **xdp_rings; /* XDP ring array */ 299 u16 num_xdp_txq; /* Used XDP queues */ 300 u8 xdp_mapping_mode; /* ICE_MAP_MODE_[CONTIG|SCATTER] */ 301 struct xdp_umem **xsk_umems; 302 u16 num_xsk_umems_used; 303 u16 num_xsk_umems; 304 } ____cacheline_internodealigned_in_smp; 305 306 /* struct that defines an interrupt vector */ 307 struct ice_q_vector { 308 struct ice_vsi *vsi; 309 310 u16 v_idx; /* index in the vsi->q_vector array. */ 311 u16 reg_idx; 312 u8 num_ring_rx; /* total number of Rx rings in vector */ 313 u8 num_ring_tx; /* total number of Tx rings in vector */ 314 u8 itr_countdown; /* when 0 should adjust adaptive ITR */ 315 /* in usecs, need to use ice_intrl_to_usecs_reg() before writing this 316 * value to the device 317 */ 318 u8 intrl; 319 320 struct napi_struct napi; 321 322 struct ice_ring_container rx; 323 struct ice_ring_container tx; 324 325 cpumask_t affinity_mask; 326 struct irq_affinity_notify affinity_notify; 327 328 char name[ICE_INT_NAME_STR_LEN]; 329 } ____cacheline_internodealigned_in_smp; 330 331 enum ice_pf_flags { 332 ICE_FLAG_FLTR_SYNC, 333 ICE_FLAG_RSS_ENA, 334 ICE_FLAG_SRIOV_ENA, 335 ICE_FLAG_SRIOV_CAPABLE, 336 ICE_FLAG_DCB_CAPABLE, 337 ICE_FLAG_DCB_ENA, 338 ICE_FLAG_ADV_FEATURES, 339 ICE_FLAG_LINK_DOWN_ON_CLOSE_ENA, 340 ICE_FLAG_NO_MEDIA, 341 ICE_FLAG_FW_LLDP_AGENT, 342 ICE_FLAG_ETHTOOL_CTXT, /* set when ethtool holds RTNL lock */ 343 ICE_FLAG_LEGACY_RX, 344 ICE_FLAG_MDD_AUTO_RESET_VF, 345 ICE_PF_FLAGS_NBITS /* must be last */ 346 }; 347 348 struct ice_pf { 349 struct pci_dev *pdev; 350 351 /* devlink port data */ 352 struct devlink_port devlink_port; 353 354 struct devlink_region *nvm_region; 355 356 /* OS reserved IRQ details */ 357 struct msix_entry *msix_entries; 358 struct ice_res_tracker *irq_tracker; 359 /* First MSIX vector used by SR-IOV VFs. Calculated by subtracting the 360 * number of MSIX vectors needed for all SR-IOV VFs from the number of 361 * MSIX vectors allowed on this PF. 362 */ 363 u16 sriov_base_vector; 364 365 struct ice_vsi **vsi; /* VSIs created by the driver */ 366 struct ice_sw *first_sw; /* first switch created by firmware */ 367 /* Virtchnl/SR-IOV config info */ 368 struct ice_vf *vf; 369 int num_alloc_vfs; /* actual number of VFs allocated */ 370 u16 num_vfs_supported; /* num VFs supported for this PF */ 371 u16 num_qps_per_vf; 372 u16 num_msix_per_vf; 373 /* used to ratelimit the MDD event logging */ 374 unsigned long last_printed_mdd_jiffies; 375 DECLARE_BITMAP(state, __ICE_STATE_NBITS); 376 DECLARE_BITMAP(flags, ICE_PF_FLAGS_NBITS); 377 unsigned long *avail_txqs; /* bitmap to track PF Tx queue usage */ 378 unsigned long *avail_rxqs; /* bitmap to track PF Rx queue usage */ 379 unsigned long serv_tmr_period; 380 unsigned long serv_tmr_prev; 381 struct timer_list serv_tmr; 382 struct work_struct serv_task; 383 struct mutex avail_q_mutex; /* protects access to avail_[rx|tx]qs */ 384 struct mutex sw_mutex; /* lock for protecting VSI alloc flow */ 385 struct mutex tc_mutex; /* lock to protect TC changes */ 386 u32 msg_enable; 387 u32 hw_csum_rx_error; 388 u32 oicr_idx; /* Other interrupt cause MSIX vector index */ 389 u32 num_avail_sw_msix; /* remaining MSIX SW vectors left unclaimed */ 390 u16 max_pf_txqs; /* Total Tx queues PF wide */ 391 u16 max_pf_rxqs; /* Total Rx queues PF wide */ 392 u32 num_lan_msix; /* Total MSIX vectors for base driver */ 393 u16 num_lan_tx; /* num LAN Tx queues setup */ 394 u16 num_lan_rx; /* num LAN Rx queues setup */ 395 u16 next_vsi; /* Next free slot in pf->vsi[] - 0-based! */ 396 u16 num_alloc_vsi; 397 u16 corer_count; /* Core reset count */ 398 u16 globr_count; /* Global reset count */ 399 u16 empr_count; /* EMP reset count */ 400 u16 pfr_count; /* PF reset count */ 401 402 struct ice_hw_port_stats stats; 403 struct ice_hw_port_stats stats_prev; 404 struct ice_hw hw; 405 u8 stat_prev_loaded:1; /* has previous stats been loaded */ 406 #ifdef CONFIG_DCB 407 u16 dcbx_cap; 408 #endif /* CONFIG_DCB */ 409 u32 tx_timeout_count; 410 unsigned long tx_timeout_last_recovery; 411 u32 tx_timeout_recovery_level; 412 char int_name[ICE_INT_NAME_STR_LEN]; 413 u32 sw_int_count; 414 }; 415 416 struct ice_netdev_priv { 417 struct ice_vsi *vsi; 418 }; 419 420 /** 421 * ice_irq_dynamic_ena - Enable default interrupt generation settings 422 * @hw: pointer to HW struct 423 * @vsi: pointer to VSI struct, can be NULL 424 * @q_vector: pointer to q_vector, can be NULL 425 */ 426 static inline void 427 ice_irq_dynamic_ena(struct ice_hw *hw, struct ice_vsi *vsi, 428 struct ice_q_vector *q_vector) 429 { 430 u32 vector = (vsi && q_vector) ? q_vector->reg_idx : 431 ((struct ice_pf *)hw->back)->oicr_idx; 432 int itr = ICE_ITR_NONE; 433 u32 val; 434 435 /* clear the PBA here, as this function is meant to clean out all 436 * previous interrupts and enable the interrupt 437 */ 438 val = GLINT_DYN_CTL_INTENA_M | GLINT_DYN_CTL_CLEARPBA_M | 439 (itr << GLINT_DYN_CTL_ITR_INDX_S); 440 if (vsi) 441 if (test_bit(__ICE_DOWN, vsi->state)) 442 return; 443 wr32(hw, GLINT_DYN_CTL(vector), val); 444 } 445 446 /** 447 * ice_netdev_to_pf - Retrieve the PF struct associated with a netdev 448 * @netdev: pointer to the netdev struct 449 */ 450 static inline struct ice_pf *ice_netdev_to_pf(struct net_device *netdev) 451 { 452 struct ice_netdev_priv *np = netdev_priv(netdev); 453 454 return np->vsi->back; 455 } 456 457 static inline bool ice_is_xdp_ena_vsi(struct ice_vsi *vsi) 458 { 459 return !!vsi->xdp_prog; 460 } 461 462 static inline void ice_set_ring_xdp(struct ice_ring *ring) 463 { 464 ring->flags |= ICE_TX_FLAGS_RING_XDP; 465 } 466 467 /** 468 * ice_xsk_umem - get XDP UMEM bound to a ring 469 * @ring - ring to use 470 * 471 * Returns a pointer to xdp_umem structure if there is an UMEM present, 472 * NULL otherwise. 473 */ 474 static inline struct xdp_umem *ice_xsk_umem(struct ice_ring *ring) 475 { 476 struct xdp_umem **umems = ring->vsi->xsk_umems; 477 u16 qid = ring->q_index; 478 479 if (ice_ring_is_xdp(ring)) 480 qid -= ring->vsi->num_xdp_txq; 481 482 if (qid >= ring->vsi->num_xsk_umems || !umems || !umems[qid] || 483 !ice_is_xdp_ena_vsi(ring->vsi)) 484 return NULL; 485 486 return umems[qid]; 487 } 488 489 /** 490 * ice_get_main_vsi - Get the PF VSI 491 * @pf: PF instance 492 * 493 * returns pf->vsi[0], which by definition is the PF VSI 494 */ 495 static inline struct ice_vsi *ice_get_main_vsi(struct ice_pf *pf) 496 { 497 if (pf->vsi) 498 return pf->vsi[0]; 499 500 return NULL; 501 } 502 503 int ice_vsi_setup_tx_rings(struct ice_vsi *vsi); 504 int ice_vsi_setup_rx_rings(struct ice_vsi *vsi); 505 void ice_set_ethtool_ops(struct net_device *netdev); 506 void ice_set_ethtool_safe_mode_ops(struct net_device *netdev); 507 u16 ice_get_avail_txq_count(struct ice_pf *pf); 508 u16 ice_get_avail_rxq_count(struct ice_pf *pf); 509 int ice_vsi_recfg_qs(struct ice_vsi *vsi, int new_rx, int new_tx); 510 void ice_update_vsi_stats(struct ice_vsi *vsi); 511 void ice_update_pf_stats(struct ice_pf *pf); 512 int ice_up(struct ice_vsi *vsi); 513 int ice_down(struct ice_vsi *vsi); 514 int ice_vsi_cfg(struct ice_vsi *vsi); 515 struct ice_vsi *ice_lb_vsi_setup(struct ice_pf *pf, struct ice_port_info *pi); 516 int ice_prepare_xdp_rings(struct ice_vsi *vsi, struct bpf_prog *prog); 517 int ice_destroy_xdp_rings(struct ice_vsi *vsi); 518 int 519 ice_xdp_xmit(struct net_device *dev, int n, struct xdp_frame **frames, 520 u32 flags); 521 int ice_set_rss(struct ice_vsi *vsi, u8 *seed, u8 *lut, u16 lut_size); 522 int ice_get_rss(struct ice_vsi *vsi, u8 *seed, u8 *lut, u16 lut_size); 523 void ice_fill_rss_lut(u8 *lut, u16 rss_table_size, u16 rss_size); 524 int ice_schedule_reset(struct ice_pf *pf, enum ice_reset_req reset); 525 void ice_print_link_msg(struct ice_vsi *vsi, bool isup); 526 int ice_open(struct net_device *netdev); 527 int ice_stop(struct net_device *netdev); 528 529 #endif /* _ICE_H_ */ 530