1 /*******************************************************************************
2  *
3  * Intel Ethernet Controller XL710 Family Linux Driver
4  * Copyright(c) 2013 - 2014 Intel Corporation.
5  *
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.
9  *
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
13  * more details.
14  *
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/>.
17  *
18  * The full GNU General Public License is included in this distribution in
19  * the file called "COPYING".
20  *
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
24  *
25  ******************************************************************************/
26 
27 #ifndef _I40E_H_
28 #define _I40E_H_
29 
30 #include <net/tcp.h>
31 #include <net/udp.h>
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/slab.h>
40 #include <linux/list.h>
41 #include <linux/string.h>
42 #include <linux/in.h>
43 #include <linux/ip.h>
44 #include <linux/tcp.h>
45 #include <linux/sctp.h>
46 #include <linux/pkt_sched.h>
47 #include <linux/ipv6.h>
48 #include <net/checksum.h>
49 #include <net/ip6_checksum.h>
50 #include <linux/ethtool.h>
51 #include <linux/if_vlan.h>
52 #include <linux/clocksource.h>
53 #include <linux/net_tstamp.h>
54 #include <linux/ptp_clock_kernel.h>
55 #include "i40e_type.h"
56 #include "i40e_prototype.h"
57 #include "i40e_virtchnl.h"
58 #include "i40e_virtchnl_pf.h"
59 #include "i40e_txrx.h"
60 #include "i40e_dcb.h"
61 
62 /* Useful i40e defaults */
63 #define I40E_BASE_PF_SEID     16
64 #define I40E_BASE_VSI_SEID    512
65 #define I40E_BASE_VEB_SEID    288
66 #define I40E_MAX_VEB          16
67 
68 #define I40E_MAX_NUM_DESCRIPTORS      4096
69 #define I40E_MAX_REGISTER     0x800000
70 #define I40E_DEFAULT_NUM_DESCRIPTORS  512
71 #define I40E_REQ_DESCRIPTOR_MULTIPLE  32
72 #define I40E_MIN_NUM_DESCRIPTORS      64
73 #define I40E_MIN_MSIX                 2
74 #define I40E_DEFAULT_NUM_VMDQ_VSI     8 /* max 256 VSIs */
75 #define I40E_DEFAULT_QUEUES_PER_VMDQ  2 /* max 16 qps */
76 #define I40E_DEFAULT_QUEUES_PER_VF    4
77 #define I40E_DEFAULT_QUEUES_PER_TC    1 /* should be a power of 2 */
78 #define I40E_MAX_QUEUES_PER_TC        64 /* should be a power of 2 */
79 #define I40E_FDIR_RING                0
80 #define I40E_FDIR_RING_COUNT          32
81 #define I40E_MAX_AQ_BUF_SIZE          4096
82 #define I40E_AQ_LEN                   32
83 #define I40E_AQ_WORK_LIMIT            16
84 #define I40E_MAX_USER_PRIORITY        8
85 #define I40E_DEFAULT_MSG_ENABLE       4
86 
87 #define I40E_NVM_VERSION_LO_SHIFT  0
88 #define I40E_NVM_VERSION_LO_MASK   (0xff << I40E_NVM_VERSION_LO_SHIFT)
89 #define I40E_NVM_VERSION_HI_SHIFT  12
90 #define I40E_NVM_VERSION_HI_MASK   (0xf << I40E_NVM_VERSION_HI_SHIFT)
91 
92 /* The values in here are decimal coded as hex as is the case in the NVM map*/
93 #define I40E_CURRENT_NVM_VERSION_HI 0x2
94 #define I40E_CURRENT_NVM_VERSION_LO 0x40
95 
96 /* magic for getting defines into strings */
97 #define STRINGIFY(foo)  #foo
98 #define XSTRINGIFY(bar) STRINGIFY(bar)
99 
100 #ifndef ARCH_HAS_PREFETCH
101 #define prefetch(X)
102 #endif
103 
104 #define I40E_RX_DESC(R, i)			\
105 	((ring_is_16byte_desc_enabled(R))	\
106 		? (union i40e_32byte_rx_desc *)	\
107 			(&(((union i40e_16byte_rx_desc *)((R)->desc))[i])) \
108 		: (&(((union i40e_32byte_rx_desc *)((R)->desc))[i])))
109 #define I40E_TX_DESC(R, i)			\
110 	(&(((struct i40e_tx_desc *)((R)->desc))[i]))
111 #define I40E_TX_CTXTDESC(R, i)			\
112 	(&(((struct i40e_tx_context_desc *)((R)->desc))[i]))
113 #define I40E_TX_FDIRDESC(R, i)			\
114 	(&(((struct i40e_filter_program_desc *)((R)->desc))[i]))
115 
116 /* default to trying for four seconds */
117 #define I40E_TRY_LINK_TIMEOUT (4 * HZ)
118 
119 /* driver state flags */
120 enum i40e_state_t {
121 	__I40E_TESTING,
122 	__I40E_CONFIG_BUSY,
123 	__I40E_CONFIG_DONE,
124 	__I40E_DOWN,
125 	__I40E_NEEDS_RESTART,
126 	__I40E_SERVICE_SCHED,
127 	__I40E_ADMINQ_EVENT_PENDING,
128 	__I40E_MDD_EVENT_PENDING,
129 	__I40E_VFLR_EVENT_PENDING,
130 	__I40E_RESET_RECOVERY_PENDING,
131 	__I40E_RESET_INTR_RECEIVED,
132 	__I40E_REINIT_REQUESTED,
133 	__I40E_PF_RESET_REQUESTED,
134 	__I40E_CORE_RESET_REQUESTED,
135 	__I40E_GLOBAL_RESET_REQUESTED,
136 	__I40E_EMP_RESET_REQUESTED,
137 	__I40E_FILTER_OVERFLOW_PROMISC,
138 	__I40E_SUSPENDED,
139 	__I40E_BAD_EEPROM,
140 };
141 
142 enum i40e_interrupt_policy {
143 	I40E_INTERRUPT_BEST_CASE,
144 	I40E_INTERRUPT_MEDIUM,
145 	I40E_INTERRUPT_LOWEST
146 };
147 
148 struct i40e_lump_tracking {
149 	u16 num_entries;
150 	u16 search_hint;
151 	u16 list[0];
152 #define I40E_PILE_VALID_BIT  0x8000
153 };
154 
155 #define I40E_DEFAULT_ATR_SAMPLE_RATE	20
156 #define I40E_FDIR_MAX_RAW_PACKET_SIZE	512
157 #define I40E_FDIR_BUFFER_FULL_MARGIN	10
158 #define I40E_FDIR_BUFFER_HEAD_ROOM	200
159 
160 struct i40e_fdir_filter {
161 	struct hlist_node fdir_node;
162 	/* filter ipnut set */
163 	u8 flow_type;
164 	u8 ip4_proto;
165 	__be32 dst_ip[4];
166 	__be32 src_ip[4];
167 	__be16 src_port;
168 	__be16 dst_port;
169 	__be32 sctp_v_tag;
170 	/* filter control */
171 	u16 q_index;
172 	u8  flex_off;
173 	u8  pctype;
174 	u16 dest_vsi;
175 	u8  dest_ctl;
176 	u8  fd_status;
177 	u16 cnt_index;
178 	u32 fd_id;
179 };
180 
181 #define I40E_ETH_P_LLDP			0x88cc
182 
183 #define I40E_DCB_PRIO_TYPE_STRICT	0
184 #define I40E_DCB_PRIO_TYPE_ETS		1
185 #define I40E_DCB_STRICT_PRIO_CREDITS	127
186 #define I40E_MAX_USER_PRIORITY	8
187 /* DCB per TC information data structure */
188 struct i40e_tc_info {
189 	u16	qoffset;	/* Queue offset from base queue */
190 	u16	qcount;		/* Total Queues */
191 	u8	netdev_tc;	/* Netdev TC index if netdev associated */
192 };
193 
194 /* TC configuration data structure */
195 struct i40e_tc_configuration {
196 	u8	numtc;		/* Total number of enabled TCs */
197 	u8	enabled_tc;	/* TC map */
198 	struct i40e_tc_info tc_info[I40E_MAX_TRAFFIC_CLASS];
199 };
200 
201 /* struct that defines the Ethernet device */
202 struct i40e_pf {
203 	struct pci_dev *pdev;
204 	struct i40e_hw hw;
205 	unsigned long state;
206 	unsigned long link_check_timeout;
207 	struct msix_entry *msix_entries;
208 	u16 num_msix_entries;
209 	bool fc_autoneg_status;
210 
211 	u16 eeprom_version;
212 	u16 num_vmdq_vsis;         /* num vmdq vsis this pf has set up */
213 	u16 num_vmdq_qps;          /* num queue pairs per vmdq pool */
214 	u16 num_vmdq_msix;         /* num queue vectors per vmdq pool */
215 	u16 num_req_vfs;           /* num vfs requested for this vf */
216 	u16 num_vf_qps;            /* num queue pairs per vf */
217 	u16 num_lan_qps;           /* num lan queues this pf has set up */
218 	u16 num_lan_msix;          /* num queue vectors for the base pf vsi */
219 	int queues_left;           /* queues left unclaimed */
220 	u16 rss_size;              /* num queues in the RSS array */
221 	u16 rss_size_max;          /* HW defined max RSS queues */
222 	u16 fdir_pf_filter_count;  /* num of guaranteed filters for this PF */
223 	u8 atr_sample_rate;
224 	bool wol_en;
225 
226 	struct hlist_head fdir_filter_list;
227 	u16 fdir_pf_active_filters;
228 
229 #ifdef CONFIG_I40E_VXLAN
230 	__be16  vxlan_ports[I40E_MAX_PF_UDP_OFFLOAD_PORTS];
231 	u16 pending_vxlan_bitmap;
232 
233 #endif
234 	enum i40e_interrupt_policy int_policy;
235 	u16 rx_itr_default;
236 	u16 tx_itr_default;
237 	u16 msg_enable;
238 	char misc_int_name[IFNAMSIZ + 9];
239 	u16 adminq_work_limit; /* num of admin receive queue desc to process */
240 	int service_timer_period;
241 	struct timer_list service_timer;
242 	struct work_struct service_task;
243 
244 	u64 flags;
245 #define I40E_FLAG_RX_CSUM_ENABLED              (u64)(1 << 1)
246 #define I40E_FLAG_MSI_ENABLED                  (u64)(1 << 2)
247 #define I40E_FLAG_MSIX_ENABLED                 (u64)(1 << 3)
248 #define I40E_FLAG_RX_1BUF_ENABLED              (u64)(1 << 4)
249 #define I40E_FLAG_RX_PS_ENABLED                (u64)(1 << 5)
250 #define I40E_FLAG_RSS_ENABLED                  (u64)(1 << 6)
251 #define I40E_FLAG_VMDQ_ENABLED                 (u64)(1 << 7)
252 #define I40E_FLAG_FDIR_REQUIRES_REINIT         (u64)(1 << 8)
253 #define I40E_FLAG_NEED_LINK_UPDATE             (u64)(1 << 9)
254 #define I40E_FLAG_IN_NETPOLL                   (u64)(1 << 12)
255 #define I40E_FLAG_16BYTE_RX_DESC_ENABLED       (u64)(1 << 13)
256 #define I40E_FLAG_CLEAN_ADMINQ                 (u64)(1 << 14)
257 #define I40E_FLAG_FILTER_SYNC                  (u64)(1 << 15)
258 #define I40E_FLAG_PROCESS_MDD_EVENT            (u64)(1 << 17)
259 #define I40E_FLAG_PROCESS_VFLR_EVENT           (u64)(1 << 18)
260 #define I40E_FLAG_SRIOV_ENABLED                (u64)(1 << 19)
261 #define I40E_FLAG_DCB_ENABLED                  (u64)(1 << 20)
262 #define I40E_FLAG_FD_SB_ENABLED                (u64)(1 << 21)
263 #define I40E_FLAG_FD_ATR_ENABLED               (u64)(1 << 22)
264 #define I40E_FLAG_PTP                          (u64)(1 << 25)
265 #define I40E_FLAG_MFP_ENABLED                  (u64)(1 << 26)
266 #ifdef CONFIG_I40E_VXLAN
267 #define I40E_FLAG_VXLAN_FILTER_SYNC            (u64)(1 << 27)
268 #endif
269 
270 	/* tracks features that get auto disabled by errors */
271 	u64 auto_disable_flags;
272 
273 	bool stat_offsets_loaded;
274 	struct i40e_hw_port_stats stats;
275 	struct i40e_hw_port_stats stats_offsets;
276 	u32 tx_timeout_count;
277 	u32 tx_timeout_recovery_level;
278 	unsigned long tx_timeout_last_recovery;
279 	u32 hw_csum_rx_error;
280 	u32 led_status;
281 	u16 corer_count; /* Core reset count */
282 	u16 globr_count; /* Global reset count */
283 	u16 empr_count; /* EMP reset count */
284 	u16 pfr_count; /* PF reset count */
285 	u16 sw_int_count; /* SW interrupt count */
286 
287 	struct mutex switch_mutex;
288 	u16 lan_vsi;       /* our default LAN VSI */
289 	u16 lan_veb;       /* initial relay, if exists */
290 #define I40E_NO_VEB   0xffff
291 #define I40E_NO_VSI   0xffff
292 	u16 next_vsi;      /* Next unallocated VSI - 0-based! */
293 	struct i40e_vsi **vsi;
294 	struct i40e_veb *veb[I40E_MAX_VEB];
295 
296 	struct i40e_lump_tracking *qp_pile;
297 	struct i40e_lump_tracking *irq_pile;
298 
299 	/* switch config info */
300 	u16 pf_seid;
301 	u16 main_vsi_seid;
302 	u16 mac_seid;
303 	struct i40e_aqc_get_switch_config_data *sw_config;
304 	struct kobject *switch_kobj;
305 #ifdef CONFIG_DEBUG_FS
306 	struct dentry *i40e_dbg_pf;
307 #endif /* CONFIG_DEBUG_FS */
308 
309 	u16 instance; /* A unique number per i40e_pf instance in the system */
310 
311 	/* sr-iov config info */
312 	struct i40e_vf *vf;
313 	int num_alloc_vfs;	/* actual number of VFs allocated */
314 	u32 vf_aq_requests;
315 
316 	/* DCBx/DCBNL capability for PF that indicates
317 	 * whether DCBx is managed by firmware or host
318 	 * based agent (LLDPAD). Also, indicates what
319 	 * flavor of DCBx protocol (IEEE/CEE) is supported
320 	 * by the device. For now we're supporting IEEE
321 	 * mode only.
322 	 */
323 	u16 dcbx_cap;
324 
325 	u32	fcoe_hmc_filt_num;
326 	u32	fcoe_hmc_cntx_num;
327 	struct i40e_filter_control_settings filter_settings;
328 
329 	struct ptp_clock *ptp_clock;
330 	struct ptp_clock_info ptp_caps;
331 	struct sk_buff *ptp_tx_skb;
332 	struct work_struct ptp_tx_work;
333 	struct hwtstamp_config tstamp_config;
334 	unsigned long ptp_tx_start;
335 	unsigned long last_rx_ptp_check;
336 	spinlock_t tmreg_lock; /* Used to protect the device time registers. */
337 	u64 ptp_base_adj;
338 	u32 tx_hwtstamp_timeouts;
339 	u32 rx_hwtstamp_cleared;
340 	bool ptp_tx;
341 	bool ptp_rx;
342 };
343 
344 struct i40e_mac_filter {
345 	struct list_head list;
346 	u8 macaddr[ETH_ALEN];
347 #define I40E_VLAN_ANY -1
348 	s16 vlan;
349 	u8 counter;		/* number of instances of this filter */
350 	bool is_vf;		/* filter belongs to a VF */
351 	bool is_netdev;		/* filter belongs to a netdev */
352 	bool changed;		/* filter needs to be sync'd to the HW */
353 };
354 
355 struct i40e_veb {
356 	struct i40e_pf *pf;
357 	u16 idx;
358 	u16 veb_idx;           /* index of VEB parent */
359 	u16 seid;
360 	u16 uplink_seid;
361 	u16 stats_idx;           /* index of VEB parent */
362 	u8  enabled_tc;
363 	u16 flags;
364 	u16 bw_limit;
365 	u8  bw_max_quanta;
366 	bool is_abs_credits;
367 	u8  bw_tc_share_credits[I40E_MAX_TRAFFIC_CLASS];
368 	u16 bw_tc_limit_credits[I40E_MAX_TRAFFIC_CLASS];
369 	u8  bw_tc_max_quanta[I40E_MAX_TRAFFIC_CLASS];
370 	struct kobject *kobj;
371 	bool stat_offsets_loaded;
372 	struct i40e_eth_stats stats;
373 	struct i40e_eth_stats stats_offsets;
374 };
375 
376 /* struct that defines a VSI, associated with a dev */
377 struct i40e_vsi {
378 	struct net_device *netdev;
379 	unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
380 	bool netdev_registered;
381 	bool stat_offsets_loaded;
382 
383 	u32 current_netdev_flags;
384 	unsigned long state;
385 #define I40E_VSI_FLAG_FILTER_CHANGED  (1<<0)
386 #define I40E_VSI_FLAG_VEB_OWNER       (1<<1)
387 	unsigned long flags;
388 
389 	struct list_head mac_filter_list;
390 
391 	/* VSI stats */
392 	struct rtnl_link_stats64 net_stats;
393 	struct rtnl_link_stats64 net_stats_offsets;
394 	struct i40e_eth_stats eth_stats;
395 	struct i40e_eth_stats eth_stats_offsets;
396 	u32 tx_restart;
397 	u32 tx_busy;
398 	u32 rx_buf_failed;
399 	u32 rx_page_failed;
400 
401 	/* These are containers of ring pointers, allocated at run-time */
402 	struct i40e_ring **rx_rings;
403 	struct i40e_ring **tx_rings;
404 
405 	u16 work_limit;
406 	/* high bit set means dynamic, use accessor routines to read/write.
407 	 * hardware only supports 2us resolution for the ITR registers.
408 	 * these values always store the USER setting, and must be converted
409 	 * before programming to a register.
410 	 */
411 	u16 rx_itr_setting;
412 	u16 tx_itr_setting;
413 
414 	u16 max_frame;
415 	u16 rx_hdr_len;
416 	u16 rx_buf_len;
417 	u8  dtype;
418 
419 	/* List of q_vectors allocated to this VSI */
420 	struct i40e_q_vector **q_vectors;
421 	int num_q_vectors;
422 	int base_vector;
423 
424 	u16 seid;            /* HW index of this VSI (absolute index) */
425 	u16 id;              /* VSI number */
426 	u16 uplink_seid;
427 
428 	u16 base_queue;      /* vsi's first queue in hw array */
429 	u16 alloc_queue_pairs; /* Allocated Tx/Rx queues */
430 	u16 num_queue_pairs; /* Used tx and rx pairs */
431 	u16 num_desc;
432 	enum i40e_vsi_type type;  /* VSI type, e.g., LAN, FCoE, etc */
433 	u16 vf_id;		/* Virtual function ID for SRIOV VSIs */
434 
435 	struct i40e_tc_configuration tc_config;
436 	struct i40e_aqc_vsi_properties_data info;
437 
438 	/* VSI BW limit (absolute across all TCs) */
439 	u16 bw_limit;		/* VSI BW Limit (0 = disabled) */
440 	u8  bw_max_quanta;	/* Max Quanta when BW limit is enabled */
441 
442 	/* Relative TC credits across VSIs */
443 	u8  bw_ets_share_credits[I40E_MAX_TRAFFIC_CLASS];
444 	/* TC BW limit credits within VSI */
445 	u16  bw_ets_limit_credits[I40E_MAX_TRAFFIC_CLASS];
446 	/* TC BW limit max quanta within VSI */
447 	u8  bw_ets_max_quanta[I40E_MAX_TRAFFIC_CLASS];
448 
449 	struct i40e_pf *back;  /* Backreference to associated PF */
450 	u16 idx;               /* index in pf->vsi[] */
451 	u16 veb_idx;           /* index of VEB parent */
452 	struct kobject *kobj;  /* sysfs object */
453 
454 	/* VSI specific handlers */
455 	irqreturn_t (*irq_handler)(int irq, void *data);
456 } ____cacheline_internodealigned_in_smp;
457 
458 struct i40e_netdev_priv {
459 	struct i40e_vsi *vsi;
460 };
461 
462 /* struct that defines an interrupt vector */
463 struct i40e_q_vector {
464 	struct i40e_vsi *vsi;
465 
466 	u16 v_idx;		/* index in the vsi->q_vector array. */
467 	u16 reg_idx;		/* register index of the interrupt */
468 
469 	struct napi_struct napi;
470 
471 	struct i40e_ring_container rx;
472 	struct i40e_ring_container tx;
473 
474 	u8 num_ringpairs;	/* total number of ring pairs in vector */
475 
476 	cpumask_t affinity_mask;
477 	struct rcu_head rcu;	/* to avoid race with update stats on free */
478 	char name[IFNAMSIZ + 9];
479 } ____cacheline_internodealigned_in_smp;
480 
481 /* lan device */
482 struct i40e_device {
483 	struct list_head list;
484 	struct i40e_pf *pf;
485 };
486 
487 /**
488  * i40e_fw_version_str - format the FW and NVM version strings
489  * @hw: ptr to the hardware info
490  **/
491 static inline char *i40e_fw_version_str(struct i40e_hw *hw)
492 {
493 	static char buf[32];
494 
495 	snprintf(buf, sizeof(buf),
496 		 "f%d.%d a%d.%d n%02x.%02x e%08x",
497 		 hw->aq.fw_maj_ver, hw->aq.fw_min_ver,
498 		 hw->aq.api_maj_ver, hw->aq.api_min_ver,
499 		 (hw->nvm.version & I40E_NVM_VERSION_HI_MASK) >>
500 			I40E_NVM_VERSION_HI_SHIFT,
501 		 (hw->nvm.version & I40E_NVM_VERSION_LO_MASK) >>
502 			I40E_NVM_VERSION_LO_SHIFT,
503 		 hw->nvm.eetrack);
504 
505 	return buf;
506 }
507 
508 /**
509  * i40e_netdev_to_pf: Retrieve the PF struct for given netdev
510  * @netdev: the corresponding netdev
511  *
512  * Return the PF struct for the given netdev
513  **/
514 static inline struct i40e_pf *i40e_netdev_to_pf(struct net_device *netdev)
515 {
516 	struct i40e_netdev_priv *np = netdev_priv(netdev);
517 	struct i40e_vsi *vsi = np->vsi;
518 
519 	return vsi->back;
520 }
521 
522 static inline void i40e_vsi_setup_irqhandler(struct i40e_vsi *vsi,
523 				irqreturn_t (*irq_handler)(int, void *))
524 {
525 	vsi->irq_handler = irq_handler;
526 }
527 
528 /**
529  * i40e_rx_is_programming_status - check for programming status descriptor
530  * @qw: the first quad word of the program status descriptor
531  *
532  * The value of in the descriptor length field indicate if this
533  * is a programming status descriptor for flow director or FCoE
534  * by the value of I40E_RX_PROG_STATUS_DESC_LENGTH, otherwise
535  * it is a packet descriptor.
536  **/
537 static inline bool i40e_rx_is_programming_status(u64 qw)
538 {
539 	return I40E_RX_PROG_STATUS_DESC_LENGTH ==
540 		(qw >> I40E_RX_PROG_STATUS_DESC_LENGTH_SHIFT);
541 }
542 
543 /* needed by i40e_ethtool.c */
544 int i40e_up(struct i40e_vsi *vsi);
545 void i40e_down(struct i40e_vsi *vsi);
546 extern const char i40e_driver_name[];
547 extern const char i40e_driver_version_str[];
548 void i40e_do_reset_safe(struct i40e_pf *pf, u32 reset_flags);
549 void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags);
550 void i40e_update_stats(struct i40e_vsi *vsi);
551 void i40e_update_eth_stats(struct i40e_vsi *vsi);
552 struct rtnl_link_stats64 *i40e_get_vsi_stats_struct(struct i40e_vsi *vsi);
553 int i40e_fetch_switch_configuration(struct i40e_pf *pf,
554 				    bool printconfig);
555 
556 int i40e_program_fdir_filter(struct i40e_fdir_filter *fdir_data, u8 *raw_packet,
557 			     struct i40e_pf *pf, bool add);
558 int i40e_add_del_fdir(struct i40e_vsi *vsi,
559 		      struct i40e_fdir_filter *input, bool add);
560 void i40e_fdir_check_and_reenable(struct i40e_pf *pf);
561 int i40e_get_current_fd_count(struct i40e_pf *pf);
562 bool i40e_set_ntuple(struct i40e_pf *pf, netdev_features_t features);
563 void i40e_set_ethtool_ops(struct net_device *netdev);
564 struct i40e_mac_filter *i40e_add_filter(struct i40e_vsi *vsi,
565 					u8 *macaddr, s16 vlan,
566 					bool is_vf, bool is_netdev);
567 void i40e_del_filter(struct i40e_vsi *vsi, u8 *macaddr, s16 vlan,
568 		     bool is_vf, bool is_netdev);
569 int i40e_sync_vsi_filters(struct i40e_vsi *vsi);
570 struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type,
571 				u16 uplink, u32 param1);
572 int i40e_vsi_release(struct i40e_vsi *vsi);
573 struct i40e_vsi *i40e_vsi_lookup(struct i40e_pf *pf, enum i40e_vsi_type type,
574 				 struct i40e_vsi *start_vsi);
575 int i40e_vsi_control_rings(struct i40e_vsi *vsi, bool enable);
576 int i40e_reconfig_rss_queues(struct i40e_pf *pf, int queue_count);
577 struct i40e_veb *i40e_veb_setup(struct i40e_pf *pf, u16 flags, u16 uplink_seid,
578 				u16 downlink_seid, u8 enabled_tc);
579 void i40e_veb_release(struct i40e_veb *veb);
580 
581 int i40e_veb_config_tc(struct i40e_veb *veb, u8 enabled_tc);
582 i40e_status i40e_vsi_add_pvid(struct i40e_vsi *vsi, u16 vid);
583 void i40e_vsi_remove_pvid(struct i40e_vsi *vsi);
584 void i40e_vsi_reset_stats(struct i40e_vsi *vsi);
585 void i40e_pf_reset_stats(struct i40e_pf *pf);
586 #ifdef CONFIG_DEBUG_FS
587 void i40e_dbg_pf_init(struct i40e_pf *pf);
588 void i40e_dbg_pf_exit(struct i40e_pf *pf);
589 void i40e_dbg_init(void);
590 void i40e_dbg_exit(void);
591 #else
592 static inline void i40e_dbg_pf_init(struct i40e_pf *pf) {}
593 static inline void i40e_dbg_pf_exit(struct i40e_pf *pf) {}
594 static inline void i40e_dbg_init(void) {}
595 static inline void i40e_dbg_exit(void) {}
596 #endif /* CONFIG_DEBUG_FS*/
597 void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector);
598 void i40e_irq_dynamic_disable_icr0(struct i40e_pf *pf);
599 void i40e_irq_dynamic_enable_icr0(struct i40e_pf *pf);
600 int i40e_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd);
601 int i40e_vsi_open(struct i40e_vsi *vsi);
602 void i40e_vlan_stripping_disable(struct i40e_vsi *vsi);
603 int i40e_vsi_add_vlan(struct i40e_vsi *vsi, s16 vid);
604 int i40e_vsi_kill_vlan(struct i40e_vsi *vsi, s16 vid);
605 struct i40e_mac_filter *i40e_put_mac_in_vlan(struct i40e_vsi *vsi, u8 *macaddr,
606 					     bool is_vf, bool is_netdev);
607 bool i40e_is_vsi_in_vlan(struct i40e_vsi *vsi);
608 struct i40e_mac_filter *i40e_find_mac(struct i40e_vsi *vsi, u8 *macaddr,
609 				      bool is_vf, bool is_netdev);
610 void i40e_vlan_stripping_enable(struct i40e_vsi *vsi);
611 #ifdef CONFIG_I40E_DCB
612 void i40e_dcbnl_flush_apps(struct i40e_pf *pf,
613 			   struct i40e_dcbx_config *new_cfg);
614 void i40e_dcbnl_set_all(struct i40e_vsi *vsi);
615 void i40e_dcbnl_setup(struct i40e_vsi *vsi);
616 bool i40e_dcb_need_reconfig(struct i40e_pf *pf,
617 			    struct i40e_dcbx_config *old_cfg,
618 			    struct i40e_dcbx_config *new_cfg);
619 #endif /* CONFIG_I40E_DCB */
620 void i40e_ptp_rx_hang(struct i40e_vsi *vsi);
621 void i40e_ptp_tx_hwtstamp(struct i40e_pf *pf);
622 void i40e_ptp_rx_hwtstamp(struct i40e_pf *pf, struct sk_buff *skb, u8 index);
623 void i40e_ptp_set_increment(struct i40e_pf *pf);
624 int i40e_ptp_set_ts_config(struct i40e_pf *pf, struct ifreq *ifr);
625 int i40e_ptp_get_ts_config(struct i40e_pf *pf, struct ifreq *ifr);
626 void i40e_ptp_init(struct i40e_pf *pf);
627 void i40e_ptp_stop(struct i40e_pf *pf);
628 #endif /* _I40E_H_ */
629