1 /*******************************************************************************
3 * Intel Ethernet Controller XL710 Family Linux Driver
4 * Copyright(c) 2013 - 2015 Intel Corporation.
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms and conditions of the GNU General Public License,
8 * version 2, as published by the Free Software Foundation.
10 * This program is distributed in the hope it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 * You should have received a copy of the GNU General Public License along
16 * with this program. If not, see <http://www.gnu.org/licenses/>.
18 * The full GNU General Public License is included in this distribution in
19 * the file called "COPYING".
21 * Contact Information:
22 * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
23 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
25 ******************************************************************************/
32 #include <linux/types.h>
33 #include <linux/errno.h>
34 #include <linux/module.h>
35 #include <linux/pci.h>
36 #include <linux/aer.h>
37 #include <linux/netdevice.h>
38 #include <linux/ioport.h>
39 #include <linux/iommu.h>
40 #include <linux/slab.h>
41 #include <linux/list.h>
42 #include <linux/string.h>
45 #include <linux/tcp.h>
46 #include <linux/sctp.h>
47 #include <linux/pkt_sched.h>
48 #include <linux/ipv6.h>
49 #include <net/checksum.h>
50 #include <net/ip6_checksum.h>
51 #include <linux/ethtool.h>
52 #include <linux/if_vlan.h>
53 #include <linux/if_bridge.h>
54 #include <linux/clocksource.h>
55 #include <linux/net_tstamp.h>
56 #include <linux/ptp_clock_kernel.h>
57 #include "i40e_type.h"
58 #include "i40e_prototype.h"
60 #include "i40e_fcoe.h"
62 #include "i40e_virtchnl.h"
63 #include "i40e_virtchnl_pf.h"
64 #include "i40e_txrx.h"
67 /* Useful i40e defaults */
68 #define I40E_BASE_PF_SEID 16
69 #define I40E_BASE_VSI_SEID 512
70 #define I40E_BASE_VEB_SEID 288
71 #define I40E_MAX_VEB 16
73 #define I40E_MAX_NUM_DESCRIPTORS 4096
74 #define I40E_MAX_CSR_SPACE (4 * 1024 * 1024 - 64 * 1024)
75 #define I40E_DEFAULT_NUM_DESCRIPTORS 512
76 #define I40E_REQ_DESCRIPTOR_MULTIPLE 32
77 #define I40E_MIN_NUM_DESCRIPTORS 64
78 #define I40E_MIN_MSIX 2
79 #define I40E_DEFAULT_NUM_VMDQ_VSI 8 /* max 256 VSIs */
80 #define I40E_MIN_VSI_ALLOC 51 /* LAN, ATR, FCOE, 32 VF, 16 VMDQ */
82 #define i40e_default_queues_per_vmdq(pf) \
83 (((pf)->flags & I40E_FLAG_RSS_AQ_CAPABLE) ? 4 : 1)
84 #define I40E_DEFAULT_QUEUES_PER_VF 4
85 #define I40E_DEFAULT_QUEUES_PER_TC 1 /* should be a power of 2 */
86 #define i40e_pf_get_max_q_per_tc(pf) \
87 (((pf)->flags & I40E_FLAG_128_QP_RSS_CAPABLE) ? 128 : 64)
88 #define I40E_FDIR_RING 0
89 #define I40E_FDIR_RING_COUNT 32
91 #define I40E_DEFAULT_FCOE 8 /* default number of QPs for FCoE */
92 #define I40E_MINIMUM_FCOE 1 /* minimum number of QPs for FCoE */
93 #endif /* I40E_FCOE */
94 #define I40E_MAX_AQ_BUF_SIZE 4096
95 #define I40E_AQ_LEN 256
96 #define I40E_AQ_WORK_LIMIT 32
97 #define I40E_MAX_USER_PRIORITY 8
98 #define I40E_DEFAULT_MSG_ENABLE 4
99 #define I40E_QUEUE_WAIT_RETRY_LIMIT 10
100 #define I40E_INT_NAME_STR_LEN (IFNAMSIZ + 9)
102 /* Ethtool Private Flags */
103 #define I40E_PRIV_FLAGS_NPAR_FLAG BIT(0)
105 #define I40E_NVM_VERSION_LO_SHIFT 0
106 #define I40E_NVM_VERSION_LO_MASK (0xff << I40E_NVM_VERSION_LO_SHIFT)
107 #define I40E_NVM_VERSION_HI_SHIFT 12
108 #define I40E_NVM_VERSION_HI_MASK (0xf << I40E_NVM_VERSION_HI_SHIFT)
110 /* The values in here are decimal coded as hex as is the case in the NVM map*/
111 #define I40E_CURRENT_NVM_VERSION_HI 0x2
112 #define I40E_CURRENT_NVM_VERSION_LO 0x40
114 /* magic for getting defines into strings */
115 #define STRINGIFY(foo) #foo
116 #define XSTRINGIFY(bar) STRINGIFY(bar)
118 #define I40E_RX_DESC(R, i) \
119 ((ring_is_16byte_desc_enabled(R)) \
120 ? (union i40e_32byte_rx_desc *) \
121 (&(((union i40e_16byte_rx_desc *)((R)->desc))[i])) \
122 : (&(((union i40e_32byte_rx_desc *)((R)->desc))[i])))
123 #define I40E_TX_DESC(R, i) \
124 (&(((struct i40e_tx_desc *)((R)->desc))[i]))
125 #define I40E_TX_CTXTDESC(R, i) \
126 (&(((struct i40e_tx_context_desc *)((R)->desc))[i]))
127 #define I40E_TX_FDIRDESC(R, i) \
128 (&(((struct i40e_filter_program_desc *)((R)->desc))[i]))
130 /* default to trying for four seconds */
131 #define I40E_TRY_LINK_TIMEOUT (4 * HZ)
133 /* driver state flags */
139 __I40E_NEEDS_RESTART,
140 __I40E_SERVICE_SCHED,
141 __I40E_ADMINQ_EVENT_PENDING,
142 __I40E_MDD_EVENT_PENDING,
143 __I40E_VFLR_EVENT_PENDING,
144 __I40E_RESET_RECOVERY_PENDING,
145 __I40E_RESET_INTR_RECEIVED,
146 __I40E_REINIT_REQUESTED,
147 __I40E_PF_RESET_REQUESTED,
148 __I40E_CORE_RESET_REQUESTED,
149 __I40E_GLOBAL_RESET_REQUESTED,
150 __I40E_EMP_RESET_REQUESTED,
151 __I40E_EMP_RESET_INTR_RECEIVED,
152 __I40E_FILTER_OVERFLOW_PROMISC,
154 __I40E_PTP_TX_IN_PROGRESS,
156 __I40E_DOWN_REQUESTED,
157 __I40E_FD_FLUSH_REQUESTED,
159 __I40E_PORT_TX_SUSPENDED,
163 enum i40e_interrupt_policy {
164 I40E_INTERRUPT_BEST_CASE,
165 I40E_INTERRUPT_MEDIUM,
166 I40E_INTERRUPT_LOWEST
169 struct i40e_lump_tracking {
173 #define I40E_PILE_VALID_BIT 0x8000
176 #define I40E_DEFAULT_ATR_SAMPLE_RATE 20
177 #define I40E_FDIR_MAX_RAW_PACKET_SIZE 512
178 #define I40E_FDIR_BUFFER_FULL_MARGIN 10
179 #define I40E_FDIR_BUFFER_HEAD_ROOM 32
180 #define I40E_FDIR_BUFFER_HEAD_ROOM_FOR_ATR (I40E_FDIR_BUFFER_HEAD_ROOM * 4)
182 #define I40E_HKEY_ARRAY_SIZE ((I40E_PFQF_HKEY_MAX_INDEX + 1) * 4)
184 enum i40e_fd_stat_idx {
187 I40E_FD_STAT_ATR_TUNNEL,
188 I40E_FD_STAT_PF_COUNT
190 #define I40E_FD_STAT_PF_IDX(pf_id) ((pf_id) * I40E_FD_STAT_PF_COUNT)
191 #define I40E_FD_ATR_STAT_IDX(pf_id) \
192 (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_ATR)
193 #define I40E_FD_SB_STAT_IDX(pf_id) \
194 (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_SB)
195 #define I40E_FD_ATR_TUNNEL_STAT_IDX(pf_id) \
196 (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_ATR_TUNNEL)
198 struct i40e_fdir_filter {
199 struct hlist_node fdir_node;
200 /* filter ipnut set */
203 /* TX packet view of src and dst */
220 #define I40E_ETH_P_LLDP 0x88cc
222 #define I40E_DCB_PRIO_TYPE_STRICT 0
223 #define I40E_DCB_PRIO_TYPE_ETS 1
224 #define I40E_DCB_STRICT_PRIO_CREDITS 127
225 #define I40E_MAX_USER_PRIORITY 8
226 /* DCB per TC information data structure */
227 struct i40e_tc_info {
228 u16 qoffset; /* Queue offset from base queue */
229 u16 qcount; /* Total Queues */
230 u8 netdev_tc; /* Netdev TC index if netdev associated */
233 /* TC configuration data structure */
234 struct i40e_tc_configuration {
235 u8 numtc; /* Total number of enabled TCs */
236 u8 enabled_tc; /* TC map */
237 struct i40e_tc_info tc_info[I40E_MAX_TRAFFIC_CLASS];
240 /* struct that defines the Ethernet device */
242 struct pci_dev *pdev;
245 struct msix_entry *msix_entries;
246 bool fc_autoneg_status;
249 u16 num_vmdq_vsis; /* num vmdq vsis this PF has set up */
250 u16 num_vmdq_qps; /* num queue pairs per vmdq pool */
251 u16 num_vmdq_msix; /* num queue vectors per vmdq pool */
252 u16 num_req_vfs; /* num VFs requested for this VF */
253 u16 num_vf_qps; /* num queue pairs per VF */
255 u16 num_fcoe_qps; /* num fcoe queues this PF has set up */
256 u16 num_fcoe_msix; /* num queue vectors per fcoe pool */
257 #endif /* I40E_FCOE */
258 u16 num_lan_qps; /* num lan queues this PF has set up */
259 u16 num_lan_msix; /* num queue vectors for the base PF vsi */
260 int queues_left; /* queues left unclaimed */
261 u16 rss_size; /* num queues in the RSS array */
262 u16 rss_size_max; /* HW defined max RSS queues */
263 u16 fdir_pf_filter_count; /* num of guaranteed filters for this PF */
264 u16 num_alloc_vsi; /* num VSIs this driver supports */
268 struct hlist_head fdir_filter_list;
269 u16 fdir_pf_active_filters;
270 unsigned long fd_flush_timestamp;
276 #ifdef CONFIG_I40E_VXLAN
277 __be16 vxlan_ports[I40E_MAX_PF_UDP_OFFLOAD_PORTS];
278 u16 pending_vxlan_bitmap;
281 enum i40e_interrupt_policy int_policy;
285 char int_name[I40E_INT_NAME_STR_LEN];
286 u16 adminq_work_limit; /* num of admin receive queue desc to process */
287 unsigned long service_timer_period;
288 unsigned long service_timer_previous;
289 struct timer_list service_timer;
290 struct work_struct service_task;
293 #define I40E_FLAG_RX_CSUM_ENABLED BIT_ULL(1)
294 #define I40E_FLAG_MSI_ENABLED BIT_ULL(2)
295 #define I40E_FLAG_MSIX_ENABLED BIT_ULL(3)
296 #define I40E_FLAG_RX_1BUF_ENABLED BIT_ULL(4)
297 #define I40E_FLAG_RX_PS_ENABLED BIT_ULL(5)
298 #define I40E_FLAG_RSS_ENABLED BIT_ULL(6)
299 #define I40E_FLAG_VMDQ_ENABLED BIT_ULL(7)
300 #define I40E_FLAG_FDIR_REQUIRES_REINIT BIT_ULL(8)
301 #define I40E_FLAG_NEED_LINK_UPDATE BIT_ULL(9)
302 #define I40E_FLAG_IWARP_ENABLED BIT_ULL(10)
304 #define I40E_FLAG_FCOE_ENABLED BIT_ULL(11)
305 #endif /* I40E_FCOE */
306 #define I40E_FLAG_IN_NETPOLL BIT_ULL(12)
307 #define I40E_FLAG_16BYTE_RX_DESC_ENABLED BIT_ULL(13)
308 #define I40E_FLAG_CLEAN_ADMINQ BIT_ULL(14)
309 #define I40E_FLAG_FILTER_SYNC BIT_ULL(15)
310 #define I40E_FLAG_PROCESS_MDD_EVENT BIT_ULL(17)
311 #define I40E_FLAG_PROCESS_VFLR_EVENT BIT_ULL(18)
312 #define I40E_FLAG_SRIOV_ENABLED BIT_ULL(19)
313 #define I40E_FLAG_DCB_ENABLED BIT_ULL(20)
314 #define I40E_FLAG_FD_SB_ENABLED BIT_ULL(21)
315 #define I40E_FLAG_FD_ATR_ENABLED BIT_ULL(22)
316 #define I40E_FLAG_PTP BIT_ULL(25)
317 #define I40E_FLAG_MFP_ENABLED BIT_ULL(26)
318 #ifdef CONFIG_I40E_VXLAN
319 #define I40E_FLAG_VXLAN_FILTER_SYNC BIT_ULL(27)
321 #define I40E_FLAG_PORT_ID_VALID BIT_ULL(28)
322 #define I40E_FLAG_DCB_CAPABLE BIT_ULL(29)
323 #define I40E_FLAG_RSS_AQ_CAPABLE BIT_ULL(31)
324 #define I40E_FLAG_HW_ATR_EVICT_CAPABLE BIT_ULL(32)
325 #define I40E_FLAG_OUTER_UDP_CSUM_CAPABLE BIT_ULL(33)
326 #define I40E_FLAG_128_QP_RSS_CAPABLE BIT_ULL(34)
327 #define I40E_FLAG_WB_ON_ITR_CAPABLE BIT_ULL(35)
328 #define I40E_FLAG_VEB_STATS_ENABLED BIT_ULL(37)
329 #define I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE BIT_ULL(38)
330 #define I40E_FLAG_VEB_MODE_ENABLED BIT_ULL(40)
332 /* tracks features that get auto disabled by errors */
333 u64 auto_disable_flags;
336 struct i40e_fcoe fcoe;
338 #endif /* I40E_FCOE */
339 bool stat_offsets_loaded;
340 struct i40e_hw_port_stats stats;
341 struct i40e_hw_port_stats stats_offsets;
342 u32 tx_timeout_count;
343 u32 tx_timeout_recovery_level;
344 unsigned long tx_timeout_last_recovery;
345 u32 tx_sluggish_count;
346 u32 hw_csum_rx_error;
348 u16 corer_count; /* Core reset count */
349 u16 globr_count; /* Global reset count */
350 u16 empr_count; /* EMP reset count */
351 u16 pfr_count; /* PF reset count */
352 u16 sw_int_count; /* SW interrupt count */
354 struct mutex switch_mutex;
355 u16 lan_vsi; /* our default LAN VSI */
356 u16 lan_veb; /* initial relay, if exists */
357 #define I40E_NO_VEB 0xffff
358 #define I40E_NO_VSI 0xffff
359 u16 next_vsi; /* Next unallocated VSI - 0-based! */
360 struct i40e_vsi **vsi;
361 struct i40e_veb *veb[I40E_MAX_VEB];
363 struct i40e_lump_tracking *qp_pile;
364 struct i40e_lump_tracking *irq_pile;
366 /* switch config info */
370 struct kobject *switch_kobj;
371 #ifdef CONFIG_DEBUG_FS
372 struct dentry *i40e_dbg_pf;
373 #endif /* CONFIG_DEBUG_FS */
376 u16 instance; /* A unique number per i40e_pf instance in the system */
378 /* sr-iov config info */
380 int num_alloc_vfs; /* actual number of VFs allocated */
383 /* DCBx/DCBNL capability for PF that indicates
384 * whether DCBx is managed by firmware or host
385 * based agent (LLDPAD). Also, indicates what
386 * flavor of DCBx protocol (IEEE/CEE) is supported
387 * by the device. For now we're supporting IEEE
392 u32 fcoe_hmc_filt_num;
393 u32 fcoe_hmc_cntx_num;
394 struct i40e_filter_control_settings filter_settings;
396 struct ptp_clock *ptp_clock;
397 struct ptp_clock_info ptp_caps;
398 struct sk_buff *ptp_tx_skb;
399 struct hwtstamp_config tstamp_config;
400 unsigned long last_rx_ptp_check;
401 spinlock_t tmreg_lock; /* Used to protect the device time registers. */
403 u32 tx_hwtstamp_timeouts;
404 u32 rx_hwtstamp_cleared;
408 /* These are only valid in NPAR modes */
415 struct i40e_mac_filter {
416 struct list_head list;
417 u8 macaddr[ETH_ALEN];
418 #define I40E_VLAN_ANY -1
420 u8 counter; /* number of instances of this filter */
421 bool is_vf; /* filter belongs to a VF */
422 bool is_netdev; /* filter belongs to a netdev */
423 bool changed; /* filter needs to be sync'd to the HW */
424 bool is_laa; /* filter is a Locally Administered Address */
430 u16 veb_idx; /* index of VEB parent */
433 u16 stats_idx; /* index of VEB parent */
435 u16 bridge_mode; /* Bridge Mode (VEB/VEPA) */
440 u8 bw_tc_share_credits[I40E_MAX_TRAFFIC_CLASS];
441 u16 bw_tc_limit_credits[I40E_MAX_TRAFFIC_CLASS];
442 u8 bw_tc_max_quanta[I40E_MAX_TRAFFIC_CLASS];
443 struct kobject *kobj;
444 bool stat_offsets_loaded;
445 struct i40e_eth_stats stats;
446 struct i40e_eth_stats stats_offsets;
447 struct i40e_veb_tc_stats tc_stats;
448 struct i40e_veb_tc_stats tc_stats_offsets;
451 /* struct that defines a VSI, associated with a dev */
453 struct net_device *netdev;
454 unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
455 bool netdev_registered;
456 bool stat_offsets_loaded;
458 u32 current_netdev_flags;
460 #define I40E_VSI_FLAG_FILTER_CHANGED BIT(0)
461 #define I40E_VSI_FLAG_VEB_OWNER BIT(1)
464 struct list_head mac_filter_list;
467 struct rtnl_link_stats64 net_stats;
468 struct rtnl_link_stats64 net_stats_offsets;
469 struct i40e_eth_stats eth_stats;
470 struct i40e_eth_stats eth_stats_offsets;
472 struct i40e_fcoe_stats fcoe_stats;
473 struct i40e_fcoe_stats fcoe_stats_offsets;
474 bool fcoe_stat_offsets_loaded;
481 /* These are containers of ring pointers, allocated at run-time */
482 struct i40e_ring **rx_rings;
483 struct i40e_ring **tx_rings;
486 /* high bit set means dynamic, use accessor routines to read/write.
487 * hardware only supports 2us resolution for the ITR registers.
488 * these values always store the USER setting, and must be converted
489 * before programming to a register.
502 /* List of q_vectors allocated to this VSI */
503 struct i40e_q_vector **q_vectors;
508 u16 seid; /* HW index of this VSI (absolute index) */
509 u16 id; /* VSI number */
512 u16 base_queue; /* vsi's first queue in hw array */
513 u16 alloc_queue_pairs; /* Allocated Tx/Rx queues */
514 u16 req_queue_pairs; /* User requested queue pairs */
515 u16 num_queue_pairs; /* Used tx and rx pairs */
517 enum i40e_vsi_type type; /* VSI type, e.g., LAN, FCoE, etc */
518 u16 vf_id; /* Virtual function ID for SRIOV VSIs */
520 struct i40e_tc_configuration tc_config;
521 struct i40e_aqc_vsi_properties_data info;
523 /* VSI BW limit (absolute across all TCs) */
524 u16 bw_limit; /* VSI BW Limit (0 = disabled) */
525 u8 bw_max_quanta; /* Max Quanta when BW limit is enabled */
527 /* Relative TC credits across VSIs */
528 u8 bw_ets_share_credits[I40E_MAX_TRAFFIC_CLASS];
529 /* TC BW limit credits within VSI */
530 u16 bw_ets_limit_credits[I40E_MAX_TRAFFIC_CLASS];
531 /* TC BW limit max quanta within VSI */
532 u8 bw_ets_max_quanta[I40E_MAX_TRAFFIC_CLASS];
534 struct i40e_pf *back; /* Backreference to associated PF */
535 u16 idx; /* index in pf->vsi[] */
536 u16 veb_idx; /* index of VEB parent */
537 struct kobject *kobj; /* sysfs object */
539 /* VSI specific handlers */
540 irqreturn_t (*irq_handler)(int irq, void *data);
542 /* current rxnfc data */
543 struct ethtool_rxnfc rxnfc; /* current rss hash opts */
544 } ____cacheline_internodealigned_in_smp;
546 struct i40e_netdev_priv {
547 struct i40e_vsi *vsi;
550 /* struct that defines an interrupt vector */
551 struct i40e_q_vector {
552 struct i40e_vsi *vsi;
554 u16 v_idx; /* index in the vsi->q_vector array. */
555 u16 reg_idx; /* register index of the interrupt */
557 struct napi_struct napi;
559 struct i40e_ring_container rx;
560 struct i40e_ring_container tx;
562 u8 num_ringpairs; /* total number of ring pairs in vector */
564 cpumask_t affinity_mask;
565 struct rcu_head rcu; /* to avoid race with update stats on free */
566 char name[I40E_INT_NAME_STR_LEN];
568 } ____cacheline_internodealigned_in_smp;
572 struct list_head list;
577 * i40e_fw_version_str - format the FW and NVM version strings
578 * @hw: ptr to the hardware info
580 static inline char *i40e_fw_version_str(struct i40e_hw *hw)
584 snprintf(buf, sizeof(buf),
585 "f%d.%d.%05d a%d.%d n%x.%02x e%x",
586 hw->aq.fw_maj_ver, hw->aq.fw_min_ver, hw->aq.fw_build,
587 hw->aq.api_maj_ver, hw->aq.api_min_ver,
588 (hw->nvm.version & I40E_NVM_VERSION_HI_MASK) >>
589 I40E_NVM_VERSION_HI_SHIFT,
590 (hw->nvm.version & I40E_NVM_VERSION_LO_MASK) >>
591 I40E_NVM_VERSION_LO_SHIFT,
592 (hw->nvm.eetrack & 0xffffff));
598 * i40e_netdev_to_pf: Retrieve the PF struct for given netdev
599 * @netdev: the corresponding netdev
601 * Return the PF struct for the given netdev
603 static inline struct i40e_pf *i40e_netdev_to_pf(struct net_device *netdev)
605 struct i40e_netdev_priv *np = netdev_priv(netdev);
606 struct i40e_vsi *vsi = np->vsi;
611 static inline void i40e_vsi_setup_irqhandler(struct i40e_vsi *vsi,
612 irqreturn_t (*irq_handler)(int, void *))
614 vsi->irq_handler = irq_handler;
618 * i40e_rx_is_programming_status - check for programming status descriptor
619 * @qw: the first quad word of the program status descriptor
621 * The value of in the descriptor length field indicate if this
622 * is a programming status descriptor for flow director or FCoE
623 * by the value of I40E_RX_PROG_STATUS_DESC_LENGTH, otherwise
624 * it is a packet descriptor.
626 static inline bool i40e_rx_is_programming_status(u64 qw)
628 return I40E_RX_PROG_STATUS_DESC_LENGTH ==
629 (qw >> I40E_RX_PROG_STATUS_DESC_LENGTH_SHIFT);
633 * i40e_get_fd_cnt_all - get the total FD filter space available
634 * @pf: pointer to the PF struct
636 static inline int i40e_get_fd_cnt_all(struct i40e_pf *pf)
638 return pf->hw.fdir_shared_filter_count + pf->fdir_pf_filter_count;
641 /* needed by i40e_ethtool.c */
642 int i40e_up(struct i40e_vsi *vsi);
643 void i40e_down(struct i40e_vsi *vsi);
644 extern const char i40e_driver_name[];
645 extern const char i40e_driver_version_str[];
646 void i40e_do_reset_safe(struct i40e_pf *pf, u32 reset_flags);
647 void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags);
648 struct i40e_vsi *i40e_find_vsi_from_id(struct i40e_pf *pf, u16 id);
649 void i40e_update_stats(struct i40e_vsi *vsi);
650 void i40e_update_eth_stats(struct i40e_vsi *vsi);
651 struct rtnl_link_stats64 *i40e_get_vsi_stats_struct(struct i40e_vsi *vsi);
652 int i40e_fetch_switch_configuration(struct i40e_pf *pf,
655 int i40e_program_fdir_filter(struct i40e_fdir_filter *fdir_data, u8 *raw_packet,
656 struct i40e_pf *pf, bool add);
657 int i40e_add_del_fdir(struct i40e_vsi *vsi,
658 struct i40e_fdir_filter *input, bool add);
659 void i40e_fdir_check_and_reenable(struct i40e_pf *pf);
660 u32 i40e_get_current_fd_count(struct i40e_pf *pf);
661 u32 i40e_get_cur_guaranteed_fd_count(struct i40e_pf *pf);
662 u32 i40e_get_current_atr_cnt(struct i40e_pf *pf);
663 u32 i40e_get_global_fd_count(struct i40e_pf *pf);
664 bool i40e_set_ntuple(struct i40e_pf *pf, netdev_features_t features);
665 void i40e_set_ethtool_ops(struct net_device *netdev);
666 struct i40e_mac_filter *i40e_add_filter(struct i40e_vsi *vsi,
667 u8 *macaddr, s16 vlan,
668 bool is_vf, bool is_netdev);
669 void i40e_del_filter(struct i40e_vsi *vsi, u8 *macaddr, s16 vlan,
670 bool is_vf, bool is_netdev);
671 int i40e_sync_vsi_filters(struct i40e_vsi *vsi, bool grab_rtnl);
672 struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type,
673 u16 uplink, u32 param1);
674 int i40e_vsi_release(struct i40e_vsi *vsi);
675 struct i40e_vsi *i40e_vsi_lookup(struct i40e_pf *pf, enum i40e_vsi_type type,
676 struct i40e_vsi *start_vsi);
678 void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi,
679 struct i40e_vsi_context *ctxt,
680 u8 enabled_tc, bool is_add);
682 int i40e_vsi_control_rings(struct i40e_vsi *vsi, bool enable);
683 int i40e_reconfig_rss_queues(struct i40e_pf *pf, int queue_count);
684 struct i40e_veb *i40e_veb_setup(struct i40e_pf *pf, u16 flags, u16 uplink_seid,
685 u16 downlink_seid, u8 enabled_tc);
686 void i40e_veb_release(struct i40e_veb *veb);
688 int i40e_veb_config_tc(struct i40e_veb *veb, u8 enabled_tc);
689 i40e_status i40e_vsi_add_pvid(struct i40e_vsi *vsi, u16 vid);
690 void i40e_vsi_remove_pvid(struct i40e_vsi *vsi);
691 void i40e_vsi_reset_stats(struct i40e_vsi *vsi);
692 void i40e_pf_reset_stats(struct i40e_pf *pf);
693 #ifdef CONFIG_DEBUG_FS
694 void i40e_dbg_pf_init(struct i40e_pf *pf);
695 void i40e_dbg_pf_exit(struct i40e_pf *pf);
696 void i40e_dbg_init(void);
697 void i40e_dbg_exit(void);
699 static inline void i40e_dbg_pf_init(struct i40e_pf *pf) {}
700 static inline void i40e_dbg_pf_exit(struct i40e_pf *pf) {}
701 static inline void i40e_dbg_init(void) {}
702 static inline void i40e_dbg_exit(void) {}
703 #endif /* CONFIG_DEBUG_FS*/
704 void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector);
705 void i40e_irq_dynamic_disable(struct i40e_vsi *vsi, int vector);
706 void i40e_irq_dynamic_disable_icr0(struct i40e_pf *pf);
707 void i40e_irq_dynamic_enable_icr0(struct i40e_pf *pf);
709 struct rtnl_link_stats64 *i40e_get_netdev_stats_struct(
710 struct net_device *netdev,
711 struct rtnl_link_stats64 *storage);
712 int i40e_set_mac(struct net_device *netdev, void *p);
713 void i40e_set_rx_mode(struct net_device *netdev);
715 int i40e_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd);
717 void i40e_tx_timeout(struct net_device *netdev);
718 int i40e_vlan_rx_add_vid(struct net_device *netdev,
719 __always_unused __be16 proto, u16 vid);
720 int i40e_vlan_rx_kill_vid(struct net_device *netdev,
721 __always_unused __be16 proto, u16 vid);
723 int i40e_open(struct net_device *netdev);
724 int i40e_vsi_open(struct i40e_vsi *vsi);
725 void i40e_vlan_stripping_disable(struct i40e_vsi *vsi);
726 int i40e_vsi_add_vlan(struct i40e_vsi *vsi, s16 vid);
727 int i40e_vsi_kill_vlan(struct i40e_vsi *vsi, s16 vid);
728 struct i40e_mac_filter *i40e_put_mac_in_vlan(struct i40e_vsi *vsi, u8 *macaddr,
729 bool is_vf, bool is_netdev);
730 bool i40e_is_vsi_in_vlan(struct i40e_vsi *vsi);
731 struct i40e_mac_filter *i40e_find_mac(struct i40e_vsi *vsi, u8 *macaddr,
732 bool is_vf, bool is_netdev);
734 int i40e_close(struct net_device *netdev);
735 int i40e_setup_tc(struct net_device *netdev, u8 tc);
736 void i40e_netpoll(struct net_device *netdev);
737 int i40e_fcoe_enable(struct net_device *netdev);
738 int i40e_fcoe_disable(struct net_device *netdev);
739 int i40e_fcoe_vsi_init(struct i40e_vsi *vsi, struct i40e_vsi_context *ctxt);
740 u8 i40e_get_fcoe_tc_map(struct i40e_pf *pf);
741 void i40e_fcoe_config_netdev(struct net_device *netdev, struct i40e_vsi *vsi);
742 void i40e_fcoe_vsi_setup(struct i40e_pf *pf);
743 int i40e_init_pf_fcoe(struct i40e_pf *pf);
744 int i40e_fcoe_setup_ddp_resources(struct i40e_vsi *vsi);
745 void i40e_fcoe_free_ddp_resources(struct i40e_vsi *vsi);
746 int i40e_fcoe_handle_offload(struct i40e_ring *rx_ring,
747 union i40e_rx_desc *rx_desc,
748 struct sk_buff *skb);
749 void i40e_fcoe_handle_status(struct i40e_ring *rx_ring,
750 union i40e_rx_desc *rx_desc, u8 prog_id);
751 #endif /* I40E_FCOE */
752 void i40e_vlan_stripping_enable(struct i40e_vsi *vsi);
753 #ifdef CONFIG_I40E_DCB
754 void i40e_dcbnl_flush_apps(struct i40e_pf *pf,
755 struct i40e_dcbx_config *old_cfg,
756 struct i40e_dcbx_config *new_cfg);
757 void i40e_dcbnl_set_all(struct i40e_vsi *vsi);
758 void i40e_dcbnl_setup(struct i40e_vsi *vsi);
759 bool i40e_dcb_need_reconfig(struct i40e_pf *pf,
760 struct i40e_dcbx_config *old_cfg,
761 struct i40e_dcbx_config *new_cfg);
762 #endif /* CONFIG_I40E_DCB */
763 void i40e_ptp_rx_hang(struct i40e_vsi *vsi);
764 void i40e_ptp_tx_hwtstamp(struct i40e_pf *pf);
765 void i40e_ptp_rx_hwtstamp(struct i40e_pf *pf, struct sk_buff *skb, u8 index);
766 void i40e_ptp_set_increment(struct i40e_pf *pf);
767 int i40e_ptp_set_ts_config(struct i40e_pf *pf, struct ifreq *ifr);
768 int i40e_ptp_get_ts_config(struct i40e_pf *pf, struct ifreq *ifr);
769 void i40e_ptp_init(struct i40e_pf *pf);
770 void i40e_ptp_stop(struct i40e_pf *pf);
771 int i40e_is_vsi_uplink_mode_veb(struct i40e_vsi *vsi);
772 i40e_status i40e_get_npar_bw_setting(struct i40e_pf *pf);
773 i40e_status i40e_set_npar_bw_setting(struct i40e_pf *pf);
774 i40e_status i40e_commit_npar_bw_setting(struct i40e_pf *pf);
775 #endif /* _I40E_H_ */