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_REGISTER 0x800000
75 #define I40E_MAX_CSR_SPACE (4 * 1024 * 1024 - 64 * 1024)
76 #define I40E_DEFAULT_NUM_DESCRIPTORS 512
77 #define I40E_REQ_DESCRIPTOR_MULTIPLE 32
78 #define I40E_MIN_NUM_DESCRIPTORS 64
79 #define I40E_MIN_MSIX 2
80 #define I40E_DEFAULT_NUM_VMDQ_VSI 8 /* max 256 VSIs */
81 #define I40E_MIN_VSI_ALLOC 51 /* LAN, ATR, FCOE, 32 VF, 16 VMDQ */
83 #define i40e_default_queues_per_vmdq(pf) \
84 (((pf)->flags & I40E_FLAG_RSS_AQ_CAPABLE) ? 4 : 1)
85 #define I40E_DEFAULT_QUEUES_PER_VF 4
86 #define I40E_DEFAULT_QUEUES_PER_TC 1 /* should be a power of 2 */
87 #define i40e_pf_get_max_q_per_tc(pf) \
88 (((pf)->flags & I40E_FLAG_128_QP_RSS_CAPABLE) ? 128 : 64)
89 #define I40E_FDIR_RING 0
90 #define I40E_FDIR_RING_COUNT 32
92 #define I40E_DEFAULT_FCOE 8 /* default number of QPs for FCoE */
93 #define I40E_MINIMUM_FCOE 1 /* minimum number of QPs for FCoE */
94 #endif /* I40E_FCOE */
95 #define I40E_MAX_AQ_BUF_SIZE 4096
96 #define I40E_AQ_LEN 256
97 #define I40E_AQ_WORK_LIMIT 32
98 #define I40E_MAX_USER_PRIORITY 8
99 #define I40E_DEFAULT_MSG_ENABLE 4
100 #define I40E_QUEUE_WAIT_RETRY_LIMIT 10
101 #define I40E_INT_NAME_STR_LEN (IFNAMSIZ + 9)
103 /* Ethtool Private Flags */
104 #define I40E_PRIV_FLAGS_NPAR_FLAG BIT(0)
106 #define I40E_NVM_VERSION_LO_SHIFT 0
107 #define I40E_NVM_VERSION_LO_MASK (0xff << I40E_NVM_VERSION_LO_SHIFT)
108 #define I40E_NVM_VERSION_HI_SHIFT 12
109 #define I40E_NVM_VERSION_HI_MASK (0xf << I40E_NVM_VERSION_HI_SHIFT)
111 /* The values in here are decimal coded as hex as is the case in the NVM map*/
112 #define I40E_CURRENT_NVM_VERSION_HI 0x2
113 #define I40E_CURRENT_NVM_VERSION_LO 0x40
115 /* magic for getting defines into strings */
116 #define STRINGIFY(foo) #foo
117 #define XSTRINGIFY(bar) STRINGIFY(bar)
119 #define I40E_RX_DESC(R, i) \
120 ((ring_is_16byte_desc_enabled(R)) \
121 ? (union i40e_32byte_rx_desc *) \
122 (&(((union i40e_16byte_rx_desc *)((R)->desc))[i])) \
123 : (&(((union i40e_32byte_rx_desc *)((R)->desc))[i])))
124 #define I40E_TX_DESC(R, i) \
125 (&(((struct i40e_tx_desc *)((R)->desc))[i]))
126 #define I40E_TX_CTXTDESC(R, i) \
127 (&(((struct i40e_tx_context_desc *)((R)->desc))[i]))
128 #define I40E_TX_FDIRDESC(R, i) \
129 (&(((struct i40e_filter_program_desc *)((R)->desc))[i]))
131 /* default to trying for four seconds */
132 #define I40E_TRY_LINK_TIMEOUT (4 * HZ)
134 /* driver state flags */
140 __I40E_NEEDS_RESTART,
141 __I40E_SERVICE_SCHED,
142 __I40E_ADMINQ_EVENT_PENDING,
143 __I40E_MDD_EVENT_PENDING,
144 __I40E_VFLR_EVENT_PENDING,
145 __I40E_RESET_RECOVERY_PENDING,
146 __I40E_RESET_INTR_RECEIVED,
147 __I40E_REINIT_REQUESTED,
148 __I40E_PF_RESET_REQUESTED,
149 __I40E_CORE_RESET_REQUESTED,
150 __I40E_GLOBAL_RESET_REQUESTED,
151 __I40E_EMP_RESET_REQUESTED,
152 __I40E_EMP_RESET_INTR_RECEIVED,
153 __I40E_FILTER_OVERFLOW_PROMISC,
155 __I40E_PTP_TX_IN_PROGRESS,
157 __I40E_DOWN_REQUESTED,
158 __I40E_FD_FLUSH_REQUESTED,
160 __I40E_PORT_TX_SUSPENDED,
164 enum i40e_interrupt_policy {
165 I40E_INTERRUPT_BEST_CASE,
166 I40E_INTERRUPT_MEDIUM,
167 I40E_INTERRUPT_LOWEST
170 struct i40e_lump_tracking {
174 #define I40E_PILE_VALID_BIT 0x8000
177 #define I40E_DEFAULT_ATR_SAMPLE_RATE 20
178 #define I40E_FDIR_MAX_RAW_PACKET_SIZE 512
179 #define I40E_FDIR_BUFFER_FULL_MARGIN 10
180 #define I40E_FDIR_BUFFER_HEAD_ROOM 32
181 #define I40E_FDIR_BUFFER_HEAD_ROOM_FOR_ATR (I40E_FDIR_BUFFER_HEAD_ROOM * 4)
183 #define I40E_HKEY_ARRAY_SIZE ((I40E_PFQF_HKEY_MAX_INDEX + 1) * 4)
185 enum i40e_fd_stat_idx {
188 I40E_FD_STAT_ATR_TUNNEL,
189 I40E_FD_STAT_PF_COUNT
191 #define I40E_FD_STAT_PF_IDX(pf_id) ((pf_id) * I40E_FD_STAT_PF_COUNT)
192 #define I40E_FD_ATR_STAT_IDX(pf_id) \
193 (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_ATR)
194 #define I40E_FD_SB_STAT_IDX(pf_id) \
195 (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_SB)
196 #define I40E_FD_ATR_TUNNEL_STAT_IDX(pf_id) \
197 (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_ATR_TUNNEL)
199 struct i40e_fdir_filter {
200 struct hlist_node fdir_node;
201 /* filter ipnut set */
204 /* TX packet view of src and dst */
221 #define I40E_ETH_P_LLDP 0x88cc
223 #define I40E_DCB_PRIO_TYPE_STRICT 0
224 #define I40E_DCB_PRIO_TYPE_ETS 1
225 #define I40E_DCB_STRICT_PRIO_CREDITS 127
226 #define I40E_MAX_USER_PRIORITY 8
227 /* DCB per TC information data structure */
228 struct i40e_tc_info {
229 u16 qoffset; /* Queue offset from base queue */
230 u16 qcount; /* Total Queues */
231 u8 netdev_tc; /* Netdev TC index if netdev associated */
234 /* TC configuration data structure */
235 struct i40e_tc_configuration {
236 u8 numtc; /* Total number of enabled TCs */
237 u8 enabled_tc; /* TC map */
238 struct i40e_tc_info tc_info[I40E_MAX_TRAFFIC_CLASS];
241 /* struct that defines the Ethernet device */
243 struct pci_dev *pdev;
246 unsigned long link_check_timeout;
247 struct msix_entry *msix_entries;
248 bool fc_autoneg_status;
251 u16 num_vmdq_vsis; /* num vmdq vsis this PF has set up */
252 u16 num_vmdq_qps; /* num queue pairs per vmdq pool */
253 u16 num_vmdq_msix; /* num queue vectors per vmdq pool */
254 u16 num_req_vfs; /* num VFs requested for this VF */
255 u16 num_vf_qps; /* num queue pairs per VF */
257 u16 num_fcoe_qps; /* num fcoe queues this PF has set up */
258 u16 num_fcoe_msix; /* num queue vectors per fcoe pool */
259 #endif /* I40E_FCOE */
260 u16 num_lan_qps; /* num lan queues this PF has set up */
261 u16 num_lan_msix; /* num queue vectors for the base PF vsi */
262 int queues_left; /* queues left unclaimed */
263 u16 rss_size; /* num queues in the RSS array */
264 u16 rss_size_max; /* HW defined max RSS queues */
265 u16 fdir_pf_filter_count; /* num of guaranteed filters for this PF */
266 u16 num_alloc_vsi; /* num VSIs this driver supports */
270 struct hlist_head fdir_filter_list;
271 u16 fdir_pf_active_filters;
272 unsigned long fd_flush_timestamp;
278 #ifdef CONFIG_I40E_VXLAN
279 __be16 vxlan_ports[I40E_MAX_PF_UDP_OFFLOAD_PORTS];
280 u16 pending_vxlan_bitmap;
283 enum i40e_interrupt_policy int_policy;
287 char int_name[I40E_INT_NAME_STR_LEN];
288 u16 adminq_work_limit; /* num of admin receive queue desc to process */
289 unsigned long service_timer_period;
290 unsigned long service_timer_previous;
291 struct timer_list service_timer;
292 struct work_struct service_task;
295 #define I40E_FLAG_RX_CSUM_ENABLED BIT_ULL(1)
296 #define I40E_FLAG_MSI_ENABLED BIT_ULL(2)
297 #define I40E_FLAG_MSIX_ENABLED BIT_ULL(3)
298 #define I40E_FLAG_RX_1BUF_ENABLED BIT_ULL(4)
299 #define I40E_FLAG_RX_PS_ENABLED BIT_ULL(5)
300 #define I40E_FLAG_RSS_ENABLED BIT_ULL(6)
301 #define I40E_FLAG_VMDQ_ENABLED BIT_ULL(7)
302 #define I40E_FLAG_FDIR_REQUIRES_REINIT BIT_ULL(8)
303 #define I40E_FLAG_NEED_LINK_UPDATE BIT_ULL(9)
304 #define I40E_FLAG_IWARP_ENABLED BIT_ULL(10)
306 #define I40E_FLAG_FCOE_ENABLED BIT_ULL(11)
307 #endif /* I40E_FCOE */
308 #define I40E_FLAG_IN_NETPOLL BIT_ULL(12)
309 #define I40E_FLAG_16BYTE_RX_DESC_ENABLED BIT_ULL(13)
310 #define I40E_FLAG_CLEAN_ADMINQ BIT_ULL(14)
311 #define I40E_FLAG_FILTER_SYNC BIT_ULL(15)
312 #define I40E_FLAG_PROCESS_MDD_EVENT BIT_ULL(17)
313 #define I40E_FLAG_PROCESS_VFLR_EVENT BIT_ULL(18)
314 #define I40E_FLAG_SRIOV_ENABLED BIT_ULL(19)
315 #define I40E_FLAG_DCB_ENABLED BIT_ULL(20)
316 #define I40E_FLAG_FD_SB_ENABLED BIT_ULL(21)
317 #define I40E_FLAG_FD_ATR_ENABLED BIT_ULL(22)
318 #define I40E_FLAG_PTP BIT_ULL(25)
319 #define I40E_FLAG_MFP_ENABLED BIT_ULL(26)
320 #ifdef CONFIG_I40E_VXLAN
321 #define I40E_FLAG_VXLAN_FILTER_SYNC BIT_ULL(27)
323 #define I40E_FLAG_PORT_ID_VALID BIT_ULL(28)
324 #define I40E_FLAG_DCB_CAPABLE BIT_ULL(29)
325 #define I40E_FLAG_RSS_AQ_CAPABLE BIT_ULL(31)
326 #define I40E_FLAG_HW_ATR_EVICT_CAPABLE BIT_ULL(32)
327 #define I40E_FLAG_OUTER_UDP_CSUM_CAPABLE BIT_ULL(33)
328 #define I40E_FLAG_128_QP_RSS_CAPABLE BIT_ULL(34)
329 #define I40E_FLAG_WB_ON_ITR_CAPABLE BIT_ULL(35)
330 #define I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE BIT_ULL(38)
331 #define I40E_FLAG_VEB_MODE_ENABLED BIT_ULL(40)
333 /* tracks features that get auto disabled by errors */
334 u64 auto_disable_flags;
337 struct i40e_fcoe fcoe;
339 #endif /* I40E_FCOE */
340 bool stat_offsets_loaded;
341 struct i40e_hw_port_stats stats;
342 struct i40e_hw_port_stats stats_offsets;
343 u32 tx_timeout_count;
344 u32 tx_timeout_recovery_level;
345 unsigned long tx_timeout_last_recovery;
346 u32 tx_sluggish_count;
347 u32 hw_csum_rx_error;
349 u16 corer_count; /* Core reset count */
350 u16 globr_count; /* Global reset count */
351 u16 empr_count; /* EMP reset count */
352 u16 pfr_count; /* PF reset count */
353 u16 sw_int_count; /* SW interrupt count */
355 struct mutex switch_mutex;
356 u16 lan_vsi; /* our default LAN VSI */
357 u16 lan_veb; /* initial relay, if exists */
358 #define I40E_NO_VEB 0xffff
359 #define I40E_NO_VSI 0xffff
360 u16 next_vsi; /* Next unallocated VSI - 0-based! */
361 struct i40e_vsi **vsi;
362 struct i40e_veb *veb[I40E_MAX_VEB];
364 struct i40e_lump_tracking *qp_pile;
365 struct i40e_lump_tracking *irq_pile;
367 /* switch config info */
371 struct kobject *switch_kobj;
372 #ifdef CONFIG_DEBUG_FS
373 struct dentry *i40e_dbg_pf;
374 #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 */
413 struct i40e_mac_filter {
414 struct list_head list;
415 u8 macaddr[ETH_ALEN];
416 #define I40E_VLAN_ANY -1
418 u8 counter; /* number of instances of this filter */
419 bool is_vf; /* filter belongs to a VF */
420 bool is_netdev; /* filter belongs to a netdev */
421 bool changed; /* filter needs to be sync'd to the HW */
422 bool is_laa; /* filter is a Locally Administered Address */
428 u16 veb_idx; /* index of VEB parent */
431 u16 stats_idx; /* index of VEB parent */
433 u16 bridge_mode; /* Bridge Mode (VEB/VEPA) */
438 u8 bw_tc_share_credits[I40E_MAX_TRAFFIC_CLASS];
439 u16 bw_tc_limit_credits[I40E_MAX_TRAFFIC_CLASS];
440 u8 bw_tc_max_quanta[I40E_MAX_TRAFFIC_CLASS];
441 struct kobject *kobj;
442 bool stat_offsets_loaded;
443 struct i40e_eth_stats stats;
444 struct i40e_eth_stats stats_offsets;
445 struct i40e_veb_tc_stats tc_stats;
446 struct i40e_veb_tc_stats tc_stats_offsets;
449 /* struct that defines a VSI, associated with a dev */
451 struct net_device *netdev;
452 unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
453 bool netdev_registered;
454 bool stat_offsets_loaded;
456 u32 current_netdev_flags;
458 #define I40E_VSI_FLAG_FILTER_CHANGED BIT(0)
459 #define I40E_VSI_FLAG_VEB_OWNER BIT(1)
462 struct list_head mac_filter_list;
465 struct rtnl_link_stats64 net_stats;
466 struct rtnl_link_stats64 net_stats_offsets;
467 struct i40e_eth_stats eth_stats;
468 struct i40e_eth_stats eth_stats_offsets;
470 struct i40e_fcoe_stats fcoe_stats;
471 struct i40e_fcoe_stats fcoe_stats_offsets;
472 bool fcoe_stat_offsets_loaded;
479 /* These are containers of ring pointers, allocated at run-time */
480 struct i40e_ring **rx_rings;
481 struct i40e_ring **tx_rings;
484 /* high bit set means dynamic, use accessor routines to read/write.
485 * hardware only supports 2us resolution for the ITR registers.
486 * these values always store the USER setting, and must be converted
487 * before programming to a register.
500 /* List of q_vectors allocated to this VSI */
501 struct i40e_q_vector **q_vectors;
506 u16 seid; /* HW index of this VSI (absolute index) */
507 u16 id; /* VSI number */
510 u16 base_queue; /* vsi's first queue in hw array */
511 u16 alloc_queue_pairs; /* Allocated Tx/Rx queues */
512 u16 req_queue_pairs; /* User requested queue pairs */
513 u16 num_queue_pairs; /* Used tx and rx pairs */
515 enum i40e_vsi_type type; /* VSI type, e.g., LAN, FCoE, etc */
516 u16 vf_id; /* Virtual function ID for SRIOV VSIs */
518 struct i40e_tc_configuration tc_config;
519 struct i40e_aqc_vsi_properties_data info;
521 /* VSI BW limit (absolute across all TCs) */
522 u16 bw_limit; /* VSI BW Limit (0 = disabled) */
523 u8 bw_max_quanta; /* Max Quanta when BW limit is enabled */
525 /* Relative TC credits across VSIs */
526 u8 bw_ets_share_credits[I40E_MAX_TRAFFIC_CLASS];
527 /* TC BW limit credits within VSI */
528 u16 bw_ets_limit_credits[I40E_MAX_TRAFFIC_CLASS];
529 /* TC BW limit max quanta within VSI */
530 u8 bw_ets_max_quanta[I40E_MAX_TRAFFIC_CLASS];
532 struct i40e_pf *back; /* Backreference to associated PF */
533 u16 idx; /* index in pf->vsi[] */
534 u16 veb_idx; /* index of VEB parent */
535 struct kobject *kobj; /* sysfs object */
537 /* VSI specific handlers */
538 irqreturn_t (*irq_handler)(int irq, void *data);
540 /* current rxnfc data */
541 struct ethtool_rxnfc rxnfc; /* current rss hash opts */
542 } ____cacheline_internodealigned_in_smp;
544 struct i40e_netdev_priv {
545 struct i40e_vsi *vsi;
548 /* struct that defines an interrupt vector */
549 struct i40e_q_vector {
550 struct i40e_vsi *vsi;
552 u16 v_idx; /* index in the vsi->q_vector array. */
553 u16 reg_idx; /* register index of the interrupt */
555 struct napi_struct napi;
557 struct i40e_ring_container rx;
558 struct i40e_ring_container tx;
560 u8 num_ringpairs; /* total number of ring pairs in vector */
562 cpumask_t affinity_mask;
563 struct rcu_head rcu; /* to avoid race with update stats on free */
564 char name[I40E_INT_NAME_STR_LEN];
566 } ____cacheline_internodealigned_in_smp;
570 struct list_head list;
575 * i40e_fw_version_str - format the FW and NVM version strings
576 * @hw: ptr to the hardware info
578 static inline char *i40e_fw_version_str(struct i40e_hw *hw)
582 snprintf(buf, sizeof(buf),
583 "f%d.%d.%05d a%d.%d n%x.%02x e%x",
584 hw->aq.fw_maj_ver, hw->aq.fw_min_ver, hw->aq.fw_build,
585 hw->aq.api_maj_ver, hw->aq.api_min_ver,
586 (hw->nvm.version & I40E_NVM_VERSION_HI_MASK) >>
587 I40E_NVM_VERSION_HI_SHIFT,
588 (hw->nvm.version & I40E_NVM_VERSION_LO_MASK) >>
589 I40E_NVM_VERSION_LO_SHIFT,
590 (hw->nvm.eetrack & 0xffffff));
596 * i40e_netdev_to_pf: Retrieve the PF struct for given netdev
597 * @netdev: the corresponding netdev
599 * Return the PF struct for the given netdev
601 static inline struct i40e_pf *i40e_netdev_to_pf(struct net_device *netdev)
603 struct i40e_netdev_priv *np = netdev_priv(netdev);
604 struct i40e_vsi *vsi = np->vsi;
609 static inline void i40e_vsi_setup_irqhandler(struct i40e_vsi *vsi,
610 irqreturn_t (*irq_handler)(int, void *))
612 vsi->irq_handler = irq_handler;
616 * i40e_rx_is_programming_status - check for programming status descriptor
617 * @qw: the first quad word of the program status descriptor
619 * The value of in the descriptor length field indicate if this
620 * is a programming status descriptor for flow director or FCoE
621 * by the value of I40E_RX_PROG_STATUS_DESC_LENGTH, otherwise
622 * it is a packet descriptor.
624 static inline bool i40e_rx_is_programming_status(u64 qw)
626 return I40E_RX_PROG_STATUS_DESC_LENGTH ==
627 (qw >> I40E_RX_PROG_STATUS_DESC_LENGTH_SHIFT);
631 * i40e_get_fd_cnt_all - get the total FD filter space available
632 * @pf: pointer to the PF struct
634 static inline int i40e_get_fd_cnt_all(struct i40e_pf *pf)
636 return pf->hw.fdir_shared_filter_count + pf->fdir_pf_filter_count;
639 /* needed by i40e_ethtool.c */
640 int i40e_up(struct i40e_vsi *vsi);
641 void i40e_down(struct i40e_vsi *vsi);
642 extern const char i40e_driver_name[];
643 extern const char i40e_driver_version_str[];
644 void i40e_do_reset_safe(struct i40e_pf *pf, u32 reset_flags);
645 void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags);
646 struct i40e_vsi *i40e_find_vsi_from_id(struct i40e_pf *pf, u16 id);
647 void i40e_update_stats(struct i40e_vsi *vsi);
648 void i40e_update_eth_stats(struct i40e_vsi *vsi);
649 struct rtnl_link_stats64 *i40e_get_vsi_stats_struct(struct i40e_vsi *vsi);
650 int i40e_fetch_switch_configuration(struct i40e_pf *pf,
653 int i40e_program_fdir_filter(struct i40e_fdir_filter *fdir_data, u8 *raw_packet,
654 struct i40e_pf *pf, bool add);
655 int i40e_add_del_fdir(struct i40e_vsi *vsi,
656 struct i40e_fdir_filter *input, bool add);
657 void i40e_fdir_check_and_reenable(struct i40e_pf *pf);
658 u32 i40e_get_current_fd_count(struct i40e_pf *pf);
659 u32 i40e_get_cur_guaranteed_fd_count(struct i40e_pf *pf);
660 u32 i40e_get_current_atr_cnt(struct i40e_pf *pf);
661 u32 i40e_get_global_fd_count(struct i40e_pf *pf);
662 bool i40e_set_ntuple(struct i40e_pf *pf, netdev_features_t features);
663 void i40e_set_ethtool_ops(struct net_device *netdev);
664 struct i40e_mac_filter *i40e_add_filter(struct i40e_vsi *vsi,
665 u8 *macaddr, s16 vlan,
666 bool is_vf, bool is_netdev);
667 void i40e_del_filter(struct i40e_vsi *vsi, u8 *macaddr, s16 vlan,
668 bool is_vf, bool is_netdev);
669 int i40e_sync_vsi_filters(struct i40e_vsi *vsi);
670 struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type,
671 u16 uplink, u32 param1);
672 int i40e_vsi_release(struct i40e_vsi *vsi);
673 struct i40e_vsi *i40e_vsi_lookup(struct i40e_pf *pf, enum i40e_vsi_type type,
674 struct i40e_vsi *start_vsi);
676 void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi,
677 struct i40e_vsi_context *ctxt,
678 u8 enabled_tc, bool is_add);
680 int i40e_vsi_control_rings(struct i40e_vsi *vsi, bool enable);
681 int i40e_reconfig_rss_queues(struct i40e_pf *pf, int queue_count);
682 struct i40e_veb *i40e_veb_setup(struct i40e_pf *pf, u16 flags, u16 uplink_seid,
683 u16 downlink_seid, u8 enabled_tc);
684 void i40e_veb_release(struct i40e_veb *veb);
686 int i40e_veb_config_tc(struct i40e_veb *veb, u8 enabled_tc);
687 i40e_status i40e_vsi_add_pvid(struct i40e_vsi *vsi, u16 vid);
688 void i40e_vsi_remove_pvid(struct i40e_vsi *vsi);
689 void i40e_vsi_reset_stats(struct i40e_vsi *vsi);
690 void i40e_pf_reset_stats(struct i40e_pf *pf);
691 #ifdef CONFIG_DEBUG_FS
692 void i40e_dbg_pf_init(struct i40e_pf *pf);
693 void i40e_dbg_pf_exit(struct i40e_pf *pf);
694 void i40e_dbg_init(void);
695 void i40e_dbg_exit(void);
697 static inline void i40e_dbg_pf_init(struct i40e_pf *pf) {}
698 static inline void i40e_dbg_pf_exit(struct i40e_pf *pf) {}
699 static inline void i40e_dbg_init(void) {}
700 static inline void i40e_dbg_exit(void) {}
701 #endif /* CONFIG_DEBUG_FS*/
702 void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector);
703 void i40e_irq_dynamic_disable(struct i40e_vsi *vsi, int vector);
704 void i40e_irq_dynamic_disable_icr0(struct i40e_pf *pf);
705 void i40e_irq_dynamic_enable_icr0(struct i40e_pf *pf);
707 struct rtnl_link_stats64 *i40e_get_netdev_stats_struct(
708 struct net_device *netdev,
709 struct rtnl_link_stats64 *storage);
710 int i40e_set_mac(struct net_device *netdev, void *p);
711 void i40e_set_rx_mode(struct net_device *netdev);
713 int i40e_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd);
715 void i40e_tx_timeout(struct net_device *netdev);
716 int i40e_vlan_rx_add_vid(struct net_device *netdev,
717 __always_unused __be16 proto, u16 vid);
718 int i40e_vlan_rx_kill_vid(struct net_device *netdev,
719 __always_unused __be16 proto, u16 vid);
721 int i40e_open(struct net_device *netdev);
722 int i40e_vsi_open(struct i40e_vsi *vsi);
723 void i40e_vlan_stripping_disable(struct i40e_vsi *vsi);
724 int i40e_vsi_add_vlan(struct i40e_vsi *vsi, s16 vid);
725 int i40e_vsi_kill_vlan(struct i40e_vsi *vsi, s16 vid);
726 struct i40e_mac_filter *i40e_put_mac_in_vlan(struct i40e_vsi *vsi, u8 *macaddr,
727 bool is_vf, bool is_netdev);
728 bool i40e_is_vsi_in_vlan(struct i40e_vsi *vsi);
729 struct i40e_mac_filter *i40e_find_mac(struct i40e_vsi *vsi, u8 *macaddr,
730 bool is_vf, bool is_netdev);
732 int i40e_close(struct net_device *netdev);
733 int i40e_setup_tc(struct net_device *netdev, u8 tc);
734 void i40e_netpoll(struct net_device *netdev);
735 int i40e_fcoe_enable(struct net_device *netdev);
736 int i40e_fcoe_disable(struct net_device *netdev);
737 int i40e_fcoe_vsi_init(struct i40e_vsi *vsi, struct i40e_vsi_context *ctxt);
738 u8 i40e_get_fcoe_tc_map(struct i40e_pf *pf);
739 void i40e_fcoe_config_netdev(struct net_device *netdev, struct i40e_vsi *vsi);
740 void i40e_fcoe_vsi_setup(struct i40e_pf *pf);
741 int i40e_init_pf_fcoe(struct i40e_pf *pf);
742 int i40e_fcoe_setup_ddp_resources(struct i40e_vsi *vsi);
743 void i40e_fcoe_free_ddp_resources(struct i40e_vsi *vsi);
744 int i40e_fcoe_handle_offload(struct i40e_ring *rx_ring,
745 union i40e_rx_desc *rx_desc,
746 struct sk_buff *skb);
747 void i40e_fcoe_handle_status(struct i40e_ring *rx_ring,
748 union i40e_rx_desc *rx_desc, u8 prog_id);
749 #endif /* I40E_FCOE */
750 void i40e_vlan_stripping_enable(struct i40e_vsi *vsi);
751 #ifdef CONFIG_I40E_DCB
752 void i40e_dcbnl_flush_apps(struct i40e_pf *pf,
753 struct i40e_dcbx_config *old_cfg,
754 struct i40e_dcbx_config *new_cfg);
755 void i40e_dcbnl_set_all(struct i40e_vsi *vsi);
756 void i40e_dcbnl_setup(struct i40e_vsi *vsi);
757 bool i40e_dcb_need_reconfig(struct i40e_pf *pf,
758 struct i40e_dcbx_config *old_cfg,
759 struct i40e_dcbx_config *new_cfg);
760 #endif /* CONFIG_I40E_DCB */
761 void i40e_ptp_rx_hang(struct i40e_vsi *vsi);
762 void i40e_ptp_tx_hwtstamp(struct i40e_pf *pf);
763 void i40e_ptp_rx_hwtstamp(struct i40e_pf *pf, struct sk_buff *skb, u8 index);
764 void i40e_ptp_set_increment(struct i40e_pf *pf);
765 int i40e_ptp_set_ts_config(struct i40e_pf *pf, struct ifreq *ifr);
766 int i40e_ptp_get_ts_config(struct i40e_pf *pf, struct ifreq *ifr);
767 void i40e_ptp_init(struct i40e_pf *pf);
768 void i40e_ptp_stop(struct i40e_pf *pf);
769 int i40e_is_vsi_uplink_mode_veb(struct i40e_vsi *vsi);
770 i40e_status i40e_get_npar_bw_setting(struct i40e_pf *pf);
771 i40e_status i40e_set_npar_bw_setting(struct i40e_pf *pf);
772 i40e_status i40e_commit_npar_bw_setting(struct i40e_pf *pf);
773 #endif /* _I40E_H_ */