1 /*******************************************************************************
2  *
3  * Intel Ethernet Controller XL710 Family Linux Driver
4  * Copyright(c) 2013 - 2017 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/iommu.h>
40 #include <linux/slab.h>
41 #include <linux/list.h>
42 #include <linux/hashtable.h>
43 #include <linux/string.h>
44 #include <linux/in.h>
45 #include <linux/ip.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"
59 #include "i40e_client.h"
60 #include <linux/avf/virtchnl.h>
61 #include "i40e_virtchnl_pf.h"
62 #include "i40e_txrx.h"
63 #include "i40e_dcb.h"
64 
65 /* Useful i40e defaults */
66 #define I40E_MAX_VEB			16
67 
68 #define I40E_MAX_NUM_DESCRIPTORS	4096
69 #define I40E_MAX_CSR_SPACE		(4 * 1024 * 1024 - 64 * 1024)
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_MIN_VSI_ALLOC		83 /* LAN, ATR, FCOE, 64 VF */
76 /* max 16 qps */
77 #define i40e_default_queues_per_vmdq(pf) \
78 		(((pf)->hw_features & I40E_HW_RSS_AQ_CAPABLE) ? 4 : 1)
79 #define I40E_DEFAULT_QUEUES_PER_VF	4
80 #define I40E_DEFAULT_QUEUES_PER_TC	1 /* should be a power of 2 */
81 #define i40e_pf_get_max_q_per_tc(pf) \
82 		(((pf)->hw_features & I40E_HW_128_QP_RSS_CAPABLE) ? 128 : 64)
83 #define I40E_FDIR_RING			0
84 #define I40E_FDIR_RING_COUNT		32
85 #define I40E_MAX_AQ_BUF_SIZE		4096
86 #define I40E_AQ_LEN			256
87 #define I40E_AQ_WORK_LIMIT		66 /* max number of VFs + a little */
88 #define I40E_MAX_USER_PRIORITY		8
89 #define I40E_DEFAULT_TRAFFIC_CLASS	BIT(0)
90 #define I40E_DEFAULT_MSG_ENABLE		4
91 #define I40E_QUEUE_WAIT_RETRY_LIMIT	10
92 #define I40E_INT_NAME_STR_LEN		(IFNAMSIZ + 16)
93 
94 #define I40E_NVM_VERSION_LO_SHIFT	0
95 #define I40E_NVM_VERSION_LO_MASK	(0xff << I40E_NVM_VERSION_LO_SHIFT)
96 #define I40E_NVM_VERSION_HI_SHIFT	12
97 #define I40E_NVM_VERSION_HI_MASK	(0xf << I40E_NVM_VERSION_HI_SHIFT)
98 #define I40E_OEM_VER_BUILD_MASK		0xffff
99 #define I40E_OEM_VER_PATCH_MASK		0xff
100 #define I40E_OEM_VER_BUILD_SHIFT	8
101 #define I40E_OEM_VER_SHIFT		24
102 #define I40E_PHY_DEBUG_ALL \
103 	(I40E_AQ_PHY_DEBUG_DISABLE_LINK_FW | \
104 	I40E_AQ_PHY_DEBUG_DISABLE_ALL_LINK_FW)
105 
106 #define I40E_OEM_EETRACK_ID		0xffffffff
107 #define I40E_OEM_GEN_SHIFT		24
108 #define I40E_OEM_SNAP_MASK		0x00ff0000
109 #define I40E_OEM_SNAP_SHIFT		16
110 #define I40E_OEM_RELEASE_MASK		0x0000ffff
111 
112 /* The values in here are decimal coded as hex as is the case in the NVM map*/
113 #define I40E_CURRENT_NVM_VERSION_HI	0x2
114 #define I40E_CURRENT_NVM_VERSION_LO	0x40
115 
116 #define I40E_RX_DESC(R, i)	\
117 	(&(((union i40e_32byte_rx_desc *)((R)->desc))[i]))
118 #define I40E_TX_DESC(R, i)	\
119 	(&(((struct i40e_tx_desc *)((R)->desc))[i]))
120 #define I40E_TX_CTXTDESC(R, i)	\
121 	(&(((struct i40e_tx_context_desc *)((R)->desc))[i]))
122 #define I40E_TX_FDIRDESC(R, i)	\
123 	(&(((struct i40e_filter_program_desc *)((R)->desc))[i]))
124 
125 /* default to trying for four seconds */
126 #define I40E_TRY_LINK_TIMEOUT	(4 * HZ)
127 
128 /* driver state flags */
129 enum i40e_state_t {
130 	__I40E_TESTING,
131 	__I40E_CONFIG_BUSY,
132 	__I40E_CONFIG_DONE,
133 	__I40E_DOWN,
134 	__I40E_SERVICE_SCHED,
135 	__I40E_ADMINQ_EVENT_PENDING,
136 	__I40E_MDD_EVENT_PENDING,
137 	__I40E_VFLR_EVENT_PENDING,
138 	__I40E_RESET_RECOVERY_PENDING,
139 	__I40E_RESET_INTR_RECEIVED,
140 	__I40E_REINIT_REQUESTED,
141 	__I40E_PF_RESET_REQUESTED,
142 	__I40E_CORE_RESET_REQUESTED,
143 	__I40E_GLOBAL_RESET_REQUESTED,
144 	__I40E_EMP_RESET_REQUESTED,
145 	__I40E_EMP_RESET_INTR_RECEIVED,
146 	__I40E_SUSPENDED,
147 	__I40E_PTP_TX_IN_PROGRESS,
148 	__I40E_BAD_EEPROM,
149 	__I40E_DOWN_REQUESTED,
150 	__I40E_FD_FLUSH_REQUESTED,
151 	__I40E_RESET_FAILED,
152 	__I40E_PORT_SUSPENDED,
153 	__I40E_VF_DISABLE,
154 	/* This must be last as it determines the size of the BITMAP */
155 	__I40E_STATE_SIZE__,
156 };
157 
158 /* VSI state flags */
159 enum i40e_vsi_state_t {
160 	__I40E_VSI_DOWN,
161 	__I40E_VSI_NEEDS_RESTART,
162 	__I40E_VSI_SYNCING_FILTERS,
163 	__I40E_VSI_OVERFLOW_PROMISC,
164 	__I40E_VSI_REINIT_REQUESTED,
165 	__I40E_VSI_DOWN_REQUESTED,
166 	/* This must be last as it determines the size of the BITMAP */
167 	__I40E_VSI_STATE_SIZE__,
168 };
169 
170 enum i40e_interrupt_policy {
171 	I40E_INTERRUPT_BEST_CASE,
172 	I40E_INTERRUPT_MEDIUM,
173 	I40E_INTERRUPT_LOWEST
174 };
175 
176 struct i40e_lump_tracking {
177 	u16 num_entries;
178 	u16 search_hint;
179 	u16 list[0];
180 #define I40E_PILE_VALID_BIT  0x8000
181 #define I40E_IWARP_IRQ_PILE_ID  (I40E_PILE_VALID_BIT - 2)
182 };
183 
184 #define I40E_DEFAULT_ATR_SAMPLE_RATE	20
185 #define I40E_FDIR_MAX_RAW_PACKET_SIZE	512
186 #define I40E_FDIR_BUFFER_FULL_MARGIN	10
187 #define I40E_FDIR_BUFFER_HEAD_ROOM	32
188 #define I40E_FDIR_BUFFER_HEAD_ROOM_FOR_ATR (I40E_FDIR_BUFFER_HEAD_ROOM * 4)
189 
190 #define I40E_HKEY_ARRAY_SIZE	((I40E_PFQF_HKEY_MAX_INDEX + 1) * 4)
191 #define I40E_HLUT_ARRAY_SIZE	((I40E_PFQF_HLUT_MAX_INDEX + 1) * 4)
192 #define I40E_VF_HLUT_ARRAY_SIZE	((I40E_VFQF_HLUT1_MAX_INDEX + 1) * 4)
193 
194 enum i40e_fd_stat_idx {
195 	I40E_FD_STAT_ATR,
196 	I40E_FD_STAT_SB,
197 	I40E_FD_STAT_ATR_TUNNEL,
198 	I40E_FD_STAT_PF_COUNT
199 };
200 #define I40E_FD_STAT_PF_IDX(pf_id) ((pf_id) * I40E_FD_STAT_PF_COUNT)
201 #define I40E_FD_ATR_STAT_IDX(pf_id) \
202 			(I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_ATR)
203 #define I40E_FD_SB_STAT_IDX(pf_id)  \
204 			(I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_SB)
205 #define I40E_FD_ATR_TUNNEL_STAT_IDX(pf_id) \
206 			(I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_ATR_TUNNEL)
207 
208 /* The following structure contains the data parsed from the user-defined
209  * field of the ethtool_rx_flow_spec structure.
210  */
211 struct i40e_rx_flow_userdef {
212 	bool flex_filter;
213 	u16 flex_word;
214 	u16 flex_offset;
215 };
216 
217 struct i40e_fdir_filter {
218 	struct hlist_node fdir_node;
219 	/* filter ipnut set */
220 	u8 flow_type;
221 	u8 ip4_proto;
222 	/* TX packet view of src and dst */
223 	__be32 dst_ip;
224 	__be32 src_ip;
225 	__be16 src_port;
226 	__be16 dst_port;
227 	__be32 sctp_v_tag;
228 
229 	/* Flexible data to match within the packet payload */
230 	__be16 flex_word;
231 	u16 flex_offset;
232 	bool flex_filter;
233 
234 	/* filter control */
235 	u16 q_index;
236 	u8  flex_off;
237 	u8  pctype;
238 	u16 dest_vsi;
239 	u8  dest_ctl;
240 	u8  fd_status;
241 	u16 cnt_index;
242 	u32 fd_id;
243 };
244 
245 #define I40E_ETH_P_LLDP			0x88cc
246 
247 #define I40E_DCB_PRIO_TYPE_STRICT	0
248 #define I40E_DCB_PRIO_TYPE_ETS		1
249 #define I40E_DCB_STRICT_PRIO_CREDITS	127
250 /* DCB per TC information data structure */
251 struct i40e_tc_info {
252 	u16	qoffset;	/* Queue offset from base queue */
253 	u16	qcount;		/* Total Queues */
254 	u8	netdev_tc;	/* Netdev TC index if netdev associated */
255 };
256 
257 /* TC configuration data structure */
258 struct i40e_tc_configuration {
259 	u8	numtc;		/* Total number of enabled TCs */
260 	u8	enabled_tc;	/* TC map */
261 	struct i40e_tc_info tc_info[I40E_MAX_TRAFFIC_CLASS];
262 };
263 
264 struct i40e_udp_port_config {
265 	/* AdminQ command interface expects port number in Host byte order */
266 	u16 port;
267 	u8 type;
268 };
269 
270 /* macros related to FLX_PIT */
271 #define I40E_FLEX_SET_FSIZE(fsize) (((fsize) << \
272 				    I40E_PRTQF_FLX_PIT_FSIZE_SHIFT) & \
273 				    I40E_PRTQF_FLX_PIT_FSIZE_MASK)
274 #define I40E_FLEX_SET_DST_WORD(dst) (((dst) << \
275 				     I40E_PRTQF_FLX_PIT_DEST_OFF_SHIFT) & \
276 				     I40E_PRTQF_FLX_PIT_DEST_OFF_MASK)
277 #define I40E_FLEX_SET_SRC_WORD(src) (((src) << \
278 				     I40E_PRTQF_FLX_PIT_SOURCE_OFF_SHIFT) & \
279 				     I40E_PRTQF_FLX_PIT_SOURCE_OFF_MASK)
280 #define I40E_FLEX_PREP_VAL(dst, fsize, src) (I40E_FLEX_SET_DST_WORD(dst) | \
281 					     I40E_FLEX_SET_FSIZE(fsize) | \
282 					     I40E_FLEX_SET_SRC_WORD(src))
283 
284 #define I40E_FLEX_PIT_GET_SRC(flex) (((flex) & \
285 				     I40E_PRTQF_FLX_PIT_SOURCE_OFF_MASK) >> \
286 				     I40E_PRTQF_FLX_PIT_SOURCE_OFF_SHIFT)
287 #define I40E_FLEX_PIT_GET_DST(flex) (((flex) & \
288 				     I40E_PRTQF_FLX_PIT_DEST_OFF_MASK) >> \
289 				     I40E_PRTQF_FLX_PIT_DEST_OFF_SHIFT)
290 #define I40E_FLEX_PIT_GET_FSIZE(flex) (((flex) & \
291 				       I40E_PRTQF_FLX_PIT_FSIZE_MASK) >> \
292 				       I40E_PRTQF_FLX_PIT_FSIZE_SHIFT)
293 
294 #define I40E_MAX_FLEX_SRC_OFFSET 0x1F
295 
296 /* macros related to GLQF_ORT */
297 #define I40E_ORT_SET_IDX(idx)		(((idx) << \
298 					  I40E_GLQF_ORT_PIT_INDX_SHIFT) & \
299 					 I40E_GLQF_ORT_PIT_INDX_MASK)
300 
301 #define I40E_ORT_SET_COUNT(count)	(((count) << \
302 					  I40E_GLQF_ORT_FIELD_CNT_SHIFT) & \
303 					 I40E_GLQF_ORT_FIELD_CNT_MASK)
304 
305 #define I40E_ORT_SET_PAYLOAD(payload)	(((payload) << \
306 					  I40E_GLQF_ORT_FLX_PAYLOAD_SHIFT) & \
307 					 I40E_GLQF_ORT_FLX_PAYLOAD_MASK)
308 
309 #define I40E_ORT_PREP_VAL(idx, count, payload) (I40E_ORT_SET_IDX(idx) | \
310 						I40E_ORT_SET_COUNT(count) | \
311 						I40E_ORT_SET_PAYLOAD(payload))
312 
313 #define I40E_L3_GLQF_ORT_IDX		34
314 #define I40E_L4_GLQF_ORT_IDX		35
315 
316 /* Flex PIT register index */
317 #define I40E_FLEX_PIT_IDX_START_L2	0
318 #define I40E_FLEX_PIT_IDX_START_L3	3
319 #define I40E_FLEX_PIT_IDX_START_L4	6
320 
321 #define I40E_FLEX_PIT_TABLE_SIZE	3
322 
323 #define I40E_FLEX_DEST_UNUSED		63
324 
325 #define I40E_FLEX_INDEX_ENTRIES		8
326 
327 /* Flex MASK to disable all flexible entries */
328 #define I40E_FLEX_INPUT_MASK	(I40E_FLEX_50_MASK | I40E_FLEX_51_MASK | \
329 				 I40E_FLEX_52_MASK | I40E_FLEX_53_MASK | \
330 				 I40E_FLEX_54_MASK | I40E_FLEX_55_MASK | \
331 				 I40E_FLEX_56_MASK | I40E_FLEX_57_MASK)
332 
333 struct i40e_flex_pit {
334 	struct list_head list;
335 	u16 src_offset;
336 	u8 pit_index;
337 };
338 
339 /* struct that defines the Ethernet device */
340 struct i40e_pf {
341 	struct pci_dev *pdev;
342 	struct i40e_hw hw;
343 	DECLARE_BITMAP(state, __I40E_STATE_SIZE__);
344 	struct msix_entry *msix_entries;
345 	bool fc_autoneg_status;
346 
347 	u16 eeprom_version;
348 	u16 num_vmdq_vsis;         /* num vmdq vsis this PF has set up */
349 	u16 num_vmdq_qps;          /* num queue pairs per vmdq pool */
350 	u16 num_vmdq_msix;         /* num queue vectors per vmdq pool */
351 	u16 num_req_vfs;           /* num VFs requested for this VF */
352 	u16 num_vf_qps;            /* num queue pairs per VF */
353 	u16 num_lan_qps;           /* num lan queues this PF has set up */
354 	u16 num_lan_msix;          /* num queue vectors for the base PF vsi */
355 	u16 num_fdsb_msix;         /* num queue vectors for sideband Fdir */
356 	u16 num_iwarp_msix;        /* num of iwarp vectors for this PF */
357 	int iwarp_base_vector;
358 	int queues_left;           /* queues left unclaimed */
359 	u16 alloc_rss_size;        /* allocated RSS queues */
360 	u16 rss_size_max;          /* HW defined max RSS queues */
361 	u16 fdir_pf_filter_count;  /* num of guaranteed filters for this PF */
362 	u16 num_alloc_vsi;         /* num VSIs this driver supports */
363 	u8 atr_sample_rate;
364 	bool wol_en;
365 
366 	struct hlist_head fdir_filter_list;
367 	u16 fdir_pf_active_filters;
368 	unsigned long fd_flush_timestamp;
369 	u32 fd_flush_cnt;
370 	u32 fd_add_err;
371 	u32 fd_atr_cnt;
372 
373 	/* Book-keeping of side-band filter count per flow-type.
374 	 * This is used to detect and handle input set changes for
375 	 * respective flow-type.
376 	 */
377 	u16 fd_tcp4_filter_cnt;
378 	u16 fd_udp4_filter_cnt;
379 	u16 fd_sctp4_filter_cnt;
380 	u16 fd_ip4_filter_cnt;
381 
382 	/* Flexible filter table values that need to be programmed into
383 	 * hardware, which expects L3 and L4 to be programmed separately. We
384 	 * need to ensure that the values are in ascended order and don't have
385 	 * duplicates, so we track each L3 and L4 values in separate lists.
386 	 */
387 	struct list_head l3_flex_pit_list;
388 	struct list_head l4_flex_pit_list;
389 
390 	struct i40e_udp_port_config udp_ports[I40E_MAX_PF_UDP_OFFLOAD_PORTS];
391 	u16 pending_udp_bitmap;
392 
393 	enum i40e_interrupt_policy int_policy;
394 	u16 rx_itr_default;
395 	u16 tx_itr_default;
396 	u32 msg_enable;
397 	char int_name[I40E_INT_NAME_STR_LEN];
398 	u16 adminq_work_limit; /* num of admin receive queue desc to process */
399 	unsigned long service_timer_period;
400 	unsigned long service_timer_previous;
401 	struct timer_list service_timer;
402 	struct work_struct service_task;
403 
404 	u64 hw_features;
405 #define I40E_HW_RSS_AQ_CAPABLE			BIT_ULL(0)
406 #define I40E_HW_128_QP_RSS_CAPABLE		BIT_ULL(1)
407 #define I40E_HW_ATR_EVICT_CAPABLE		BIT_ULL(2)
408 #define I40E_HW_WB_ON_ITR_CAPABLE		BIT_ULL(3)
409 #define I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE	BIT_ULL(4)
410 #define I40E_HW_NO_PCI_LINK_CHECK		BIT_ULL(5)
411 #define I40E_HW_100M_SGMII_CAPABLE		BIT_ULL(6)
412 #define I40E_HW_NO_DCB_SUPPORT			BIT_ULL(7)
413 #define I40E_HW_USE_SET_LLDP_MIB		BIT_ULL(8)
414 #define I40E_HW_GENEVE_OFFLOAD_CAPABLE		BIT_ULL(9)
415 #define I40E_HW_PTP_L4_CAPABLE			BIT_ULL(10)
416 #define I40E_HW_WOL_MC_MAGIC_PKT_WAKE		BIT_ULL(11)
417 #define I40E_HW_MPLS_HDR_OFFLOAD_CAPABLE	BIT_ULL(12)
418 #define I40E_HW_HAVE_CRT_RETIMER		BIT_ULL(13)
419 #define I40E_HW_OUTER_UDP_CSUM_CAPABLE		BIT_ULL(14)
420 #define I40E_HW_PHY_CONTROLS_LEDS		BIT_ULL(15)
421 #define I40E_HW_STOP_FW_LLDP			BIT_ULL(16)
422 #define I40E_HW_PORT_ID_VALID			BIT_ULL(17)
423 #define I40E_HW_RESTART_AUTONEG			BIT_ULL(18)
424 
425 	u64 flags;
426 #define I40E_FLAG_RX_CSUM_ENABLED		BIT_ULL(1)
427 #define I40E_FLAG_MSI_ENABLED			BIT_ULL(2)
428 #define I40E_FLAG_MSIX_ENABLED			BIT_ULL(3)
429 #define I40E_FLAG_HW_ATR_EVICT_ENABLED		BIT_ULL(4)
430 #define I40E_FLAG_RSS_ENABLED			BIT_ULL(6)
431 #define I40E_FLAG_VMDQ_ENABLED			BIT_ULL(7)
432 #define I40E_FLAG_IWARP_ENABLED			BIT_ULL(10)
433 #define I40E_FLAG_FILTER_SYNC			BIT_ULL(15)
434 #define I40E_FLAG_SERVICE_CLIENT_REQUESTED	BIT_ULL(16)
435 #define I40E_FLAG_SRIOV_ENABLED			BIT_ULL(19)
436 #define I40E_FLAG_DCB_ENABLED			BIT_ULL(20)
437 #define I40E_FLAG_FD_SB_ENABLED			BIT_ULL(21)
438 #define I40E_FLAG_FD_ATR_ENABLED		BIT_ULL(22)
439 #define I40E_FLAG_FD_SB_AUTO_DISABLED		BIT_ULL(23)
440 #define I40E_FLAG_FD_ATR_AUTO_DISABLED		BIT_ULL(24)
441 #define I40E_FLAG_PTP				BIT_ULL(25)
442 #define I40E_FLAG_MFP_ENABLED			BIT_ULL(26)
443 #define I40E_FLAG_UDP_FILTER_SYNC		BIT_ULL(27)
444 #define I40E_FLAG_DCB_CAPABLE			BIT_ULL(29)
445 #define I40E_FLAG_VEB_STATS_ENABLED		BIT_ULL(37)
446 #define I40E_FLAG_LINK_POLLING_ENABLED		BIT_ULL(39)
447 #define I40E_FLAG_VEB_MODE_ENABLED		BIT_ULL(40)
448 #define I40E_FLAG_TRUE_PROMISC_SUPPORT		BIT_ULL(51)
449 #define I40E_FLAG_CLIENT_RESET			BIT_ULL(54)
450 #define I40E_FLAG_TEMP_LINK_POLLING		BIT_ULL(55)
451 #define I40E_FLAG_CLIENT_L2_CHANGE		BIT_ULL(56)
452 #define I40E_FLAG_LEGACY_RX			BIT_ULL(58)
453 
454 	struct i40e_client_instance *cinst;
455 	bool stat_offsets_loaded;
456 	struct i40e_hw_port_stats stats;
457 	struct i40e_hw_port_stats stats_offsets;
458 	u32 tx_timeout_count;
459 	u32 tx_timeout_recovery_level;
460 	unsigned long tx_timeout_last_recovery;
461 	u32 tx_sluggish_count;
462 	u32 hw_csum_rx_error;
463 	u32 led_status;
464 	u16 corer_count; /* Core reset count */
465 	u16 globr_count; /* Global reset count */
466 	u16 empr_count; /* EMP reset count */
467 	u16 pfr_count; /* PF reset count */
468 	u16 sw_int_count; /* SW interrupt count */
469 
470 	struct mutex switch_mutex;
471 	u16 lan_vsi;       /* our default LAN VSI */
472 	u16 lan_veb;       /* initial relay, if exists */
473 #define I40E_NO_VEB	0xffff
474 #define I40E_NO_VSI	0xffff
475 	u16 next_vsi;      /* Next unallocated VSI - 0-based! */
476 	struct i40e_vsi **vsi;
477 	struct i40e_veb *veb[I40E_MAX_VEB];
478 
479 	struct i40e_lump_tracking *qp_pile;
480 	struct i40e_lump_tracking *irq_pile;
481 
482 	/* switch config info */
483 	u16 pf_seid;
484 	u16 main_vsi_seid;
485 	u16 mac_seid;
486 	struct kobject *switch_kobj;
487 #ifdef CONFIG_DEBUG_FS
488 	struct dentry *i40e_dbg_pf;
489 #endif /* CONFIG_DEBUG_FS */
490 	bool cur_promisc;
491 
492 	u16 instance; /* A unique number per i40e_pf instance in the system */
493 
494 	/* sr-iov config info */
495 	struct i40e_vf *vf;
496 	int num_alloc_vfs;	/* actual number of VFs allocated */
497 	u32 vf_aq_requests;
498 	u32 arq_overflows;	/* Not fatal, possibly indicative of problems */
499 
500 	/* DCBx/DCBNL capability for PF that indicates
501 	 * whether DCBx is managed by firmware or host
502 	 * based agent (LLDPAD). Also, indicates what
503 	 * flavor of DCBx protocol (IEEE/CEE) is supported
504 	 * by the device. For now we're supporting IEEE
505 	 * mode only.
506 	 */
507 	u16 dcbx_cap;
508 
509 	struct i40e_filter_control_settings filter_settings;
510 
511 	struct ptp_clock *ptp_clock;
512 	struct ptp_clock_info ptp_caps;
513 	struct sk_buff *ptp_tx_skb;
514 	unsigned long ptp_tx_start;
515 	struct hwtstamp_config tstamp_config;
516 	struct mutex tmreg_lock; /* Used to protect the SYSTIME registers. */
517 	u64 ptp_base_adj;
518 	u32 tx_hwtstamp_timeouts;
519 	u32 tx_hwtstamp_skipped;
520 	u32 rx_hwtstamp_cleared;
521 	u32 latch_event_flags;
522 	spinlock_t ptp_rx_lock; /* Used to protect Rx timestamp registers. */
523 	unsigned long latch_events[4];
524 	bool ptp_tx;
525 	bool ptp_rx;
526 	u16 rss_table_size; /* HW RSS table size */
527 	u32 max_bw;
528 	u32 min_bw;
529 
530 	u32 ioremap_len;
531 	u32 fd_inv;
532 	u16 phy_led_val;
533 };
534 
535 /**
536  * i40e_mac_to_hkey - Convert a 6-byte MAC Address to a u64 hash key
537  * @macaddr: the MAC Address as the base key
538  *
539  * Simply copies the address and returns it as a u64 for hashing
540  **/
541 static inline u64 i40e_addr_to_hkey(const u8 *macaddr)
542 {
543 	u64 key = 0;
544 
545 	ether_addr_copy((u8 *)&key, macaddr);
546 	return key;
547 }
548 
549 enum i40e_filter_state {
550 	I40E_FILTER_INVALID = 0,	/* Invalid state */
551 	I40E_FILTER_NEW,		/* New, not sent to FW yet */
552 	I40E_FILTER_ACTIVE,		/* Added to switch by FW */
553 	I40E_FILTER_FAILED,		/* Rejected by FW */
554 	I40E_FILTER_REMOVE,		/* To be removed */
555 /* There is no 'removed' state; the filter struct is freed */
556 };
557 struct i40e_mac_filter {
558 	struct hlist_node hlist;
559 	u8 macaddr[ETH_ALEN];
560 #define I40E_VLAN_ANY -1
561 	s16 vlan;
562 	enum i40e_filter_state state;
563 };
564 
565 /* Wrapper structure to keep track of filters while we are preparing to send
566  * firmware commands. We cannot send firmware commands while holding a
567  * spinlock, since it might sleep. To avoid this, we wrap the added filters in
568  * a separate structure, which will track the state change and update the real
569  * filter while under lock. We can't simply hold the filters in a separate
570  * list, as this opens a window for a race condition when adding new MAC
571  * addresses to all VLANs, or when adding new VLANs to all MAC addresses.
572  */
573 struct i40e_new_mac_filter {
574 	struct hlist_node hlist;
575 	struct i40e_mac_filter *f;
576 
577 	/* Track future changes to state separately */
578 	enum i40e_filter_state state;
579 };
580 
581 struct i40e_veb {
582 	struct i40e_pf *pf;
583 	u16 idx;
584 	u16 veb_idx;		/* index of VEB parent */
585 	u16 seid;
586 	u16 uplink_seid;
587 	u16 stats_idx;		/* index of VEB parent */
588 	u8  enabled_tc;
589 	u16 bridge_mode;	/* Bridge Mode (VEB/VEPA) */
590 	u16 flags;
591 	u16 bw_limit;
592 	u8  bw_max_quanta;
593 	bool is_abs_credits;
594 	u8  bw_tc_share_credits[I40E_MAX_TRAFFIC_CLASS];
595 	u16 bw_tc_limit_credits[I40E_MAX_TRAFFIC_CLASS];
596 	u8  bw_tc_max_quanta[I40E_MAX_TRAFFIC_CLASS];
597 	struct kobject *kobj;
598 	bool stat_offsets_loaded;
599 	struct i40e_eth_stats stats;
600 	struct i40e_eth_stats stats_offsets;
601 	struct i40e_veb_tc_stats tc_stats;
602 	struct i40e_veb_tc_stats tc_stats_offsets;
603 };
604 
605 /* struct that defines a VSI, associated with a dev */
606 struct i40e_vsi {
607 	struct net_device *netdev;
608 	unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
609 	bool netdev_registered;
610 	bool stat_offsets_loaded;
611 
612 	u32 current_netdev_flags;
613 	DECLARE_BITMAP(state, __I40E_VSI_STATE_SIZE__);
614 #define I40E_VSI_FLAG_FILTER_CHANGED	BIT(0)
615 #define I40E_VSI_FLAG_VEB_OWNER		BIT(1)
616 	unsigned long flags;
617 
618 	/* Per VSI lock to protect elements/hash (MAC filter) */
619 	spinlock_t mac_filter_hash_lock;
620 	/* Fixed size hash table with 2^8 buckets for MAC filters */
621 	DECLARE_HASHTABLE(mac_filter_hash, 8);
622 	bool has_vlan_filter;
623 
624 	/* VSI stats */
625 	struct rtnl_link_stats64 net_stats;
626 	struct rtnl_link_stats64 net_stats_offsets;
627 	struct i40e_eth_stats eth_stats;
628 	struct i40e_eth_stats eth_stats_offsets;
629 	u32 tx_restart;
630 	u32 tx_busy;
631 	u64 tx_linearize;
632 	u64 tx_force_wb;
633 	u32 rx_buf_failed;
634 	u32 rx_page_failed;
635 
636 	/* These are containers of ring pointers, allocated at run-time */
637 	struct i40e_ring **rx_rings;
638 	struct i40e_ring **tx_rings;
639 	struct i40e_ring **xdp_rings; /* XDP Tx rings */
640 
641 	u32  active_filters;
642 	u32  promisc_threshold;
643 
644 	u16 work_limit;
645 	u16 int_rate_limit;	/* value in usecs */
646 
647 	u16 rss_table_size;	/* HW RSS table size */
648 	u16 rss_size;		/* Allocated RSS queues */
649 	u8  *rss_hkey_user;	/* User configured hash keys */
650 	u8  *rss_lut_user;	/* User configured lookup table entries */
651 
652 
653 	u16 max_frame;
654 	u16 rx_buf_len;
655 
656 	struct bpf_prog *xdp_prog;
657 
658 	/* List of q_vectors allocated to this VSI */
659 	struct i40e_q_vector **q_vectors;
660 	int num_q_vectors;
661 	int base_vector;
662 	bool irqs_ready;
663 
664 	u16 seid;		/* HW index of this VSI (absolute index) */
665 	u16 id;			/* VSI number */
666 	u16 uplink_seid;
667 
668 	u16 base_queue;		/* vsi's first queue in hw array */
669 	u16 alloc_queue_pairs;	/* Allocated Tx/Rx queues */
670 	u16 req_queue_pairs;	/* User requested queue pairs */
671 	u16 num_queue_pairs;	/* Used tx and rx pairs */
672 	u16 num_desc;
673 	enum i40e_vsi_type type;  /* VSI type, e.g., LAN, FCoE, etc */
674 	s16 vf_id;		/* Virtual function ID for SRIOV VSIs */
675 
676 	struct i40e_tc_configuration tc_config;
677 	struct i40e_aqc_vsi_properties_data info;
678 
679 	/* VSI BW limit (absolute across all TCs) */
680 	u16 bw_limit;		/* VSI BW Limit (0 = disabled) */
681 	u8  bw_max_quanta;	/* Max Quanta when BW limit is enabled */
682 
683 	/* Relative TC credits across VSIs */
684 	u8  bw_ets_share_credits[I40E_MAX_TRAFFIC_CLASS];
685 	/* TC BW limit credits within VSI */
686 	u16  bw_ets_limit_credits[I40E_MAX_TRAFFIC_CLASS];
687 	/* TC BW limit max quanta within VSI */
688 	u8  bw_ets_max_quanta[I40E_MAX_TRAFFIC_CLASS];
689 
690 	struct i40e_pf *back;	/* Backreference to associated PF */
691 	u16 idx;		/* index in pf->vsi[] */
692 	u16 veb_idx;		/* index of VEB parent */
693 	struct kobject *kobj;	/* sysfs object */
694 	bool current_isup;	/* Sync 'link up' logging */
695 	enum i40e_aq_link_speed current_speed;	/* Sync link speed logging */
696 
697 	void *priv;	/* client driver data reference. */
698 
699 	/* VSI specific handlers */
700 	irqreturn_t (*irq_handler)(int irq, void *data);
701 } ____cacheline_internodealigned_in_smp;
702 
703 struct i40e_netdev_priv {
704 	struct i40e_vsi *vsi;
705 };
706 
707 /* struct that defines an interrupt vector */
708 struct i40e_q_vector {
709 	struct i40e_vsi *vsi;
710 
711 	u16 v_idx;		/* index in the vsi->q_vector array. */
712 	u16 reg_idx;		/* register index of the interrupt */
713 
714 	struct napi_struct napi;
715 
716 	struct i40e_ring_container rx;
717 	struct i40e_ring_container tx;
718 
719 	u8 num_ringpairs;	/* total number of ring pairs in vector */
720 
721 	cpumask_t affinity_mask;
722 	struct irq_affinity_notify affinity_notify;
723 
724 	struct rcu_head rcu;	/* to avoid race with update stats on free */
725 	char name[I40E_INT_NAME_STR_LEN];
726 	bool arm_wb_state;
727 #define ITR_COUNTDOWN_START 100
728 	u8 itr_countdown;	/* when 0 should adjust ITR */
729 } ____cacheline_internodealigned_in_smp;
730 
731 /* lan device */
732 struct i40e_device {
733 	struct list_head list;
734 	struct i40e_pf *pf;
735 };
736 
737 /**
738  * i40e_nvm_version_str - format the NVM version strings
739  * @hw: ptr to the hardware info
740  **/
741 static inline char *i40e_nvm_version_str(struct i40e_hw *hw)
742 {
743 	static char buf[32];
744 	u32 full_ver;
745 
746 	full_ver = hw->nvm.oem_ver;
747 
748 	if (hw->nvm.eetrack == I40E_OEM_EETRACK_ID) {
749 		u8 gen, snap;
750 		u16 release;
751 
752 		gen = (u8)(full_ver >> I40E_OEM_GEN_SHIFT);
753 		snap = (u8)((full_ver & I40E_OEM_SNAP_MASK) >>
754 			I40E_OEM_SNAP_SHIFT);
755 		release = (u16)(full_ver & I40E_OEM_RELEASE_MASK);
756 
757 		snprintf(buf, sizeof(buf), "%x.%x.%x", gen, snap, release);
758 	} else {
759 		u8 ver, patch;
760 		u16 build;
761 
762 		ver = (u8)(full_ver >> I40E_OEM_VER_SHIFT);
763 		build = (u16)((full_ver >> I40E_OEM_VER_BUILD_SHIFT) &
764 			 I40E_OEM_VER_BUILD_MASK);
765 		patch = (u8)(full_ver & I40E_OEM_VER_PATCH_MASK);
766 
767 		snprintf(buf, sizeof(buf),
768 			 "%x.%02x 0x%x %d.%d.%d",
769 			 (hw->nvm.version & I40E_NVM_VERSION_HI_MASK) >>
770 				I40E_NVM_VERSION_HI_SHIFT,
771 			 (hw->nvm.version & I40E_NVM_VERSION_LO_MASK) >>
772 				I40E_NVM_VERSION_LO_SHIFT,
773 			 hw->nvm.eetrack, ver, build, patch);
774 	}
775 
776 	return buf;
777 }
778 
779 /**
780  * i40e_netdev_to_pf: Retrieve the PF struct for given netdev
781  * @netdev: the corresponding netdev
782  *
783  * Return the PF struct for the given netdev
784  **/
785 static inline struct i40e_pf *i40e_netdev_to_pf(struct net_device *netdev)
786 {
787 	struct i40e_netdev_priv *np = netdev_priv(netdev);
788 	struct i40e_vsi *vsi = np->vsi;
789 
790 	return vsi->back;
791 }
792 
793 static inline void i40e_vsi_setup_irqhandler(struct i40e_vsi *vsi,
794 				irqreturn_t (*irq_handler)(int, void *))
795 {
796 	vsi->irq_handler = irq_handler;
797 }
798 
799 /**
800  * i40e_get_fd_cnt_all - get the total FD filter space available
801  * @pf: pointer to the PF struct
802  **/
803 static inline int i40e_get_fd_cnt_all(struct i40e_pf *pf)
804 {
805 	return pf->hw.fdir_shared_filter_count + pf->fdir_pf_filter_count;
806 }
807 
808 /**
809  * i40e_read_fd_input_set - reads value of flow director input set register
810  * @pf: pointer to the PF struct
811  * @addr: register addr
812  *
813  * This function reads value of flow director input set register
814  * specified by 'addr' (which is specific to flow-type)
815  **/
816 static inline u64 i40e_read_fd_input_set(struct i40e_pf *pf, u16 addr)
817 {
818 	u64 val;
819 
820 	val = i40e_read_rx_ctl(&pf->hw, I40E_PRTQF_FD_INSET(addr, 1));
821 	val <<= 32;
822 	val += i40e_read_rx_ctl(&pf->hw, I40E_PRTQF_FD_INSET(addr, 0));
823 
824 	return val;
825 }
826 
827 /**
828  * i40e_write_fd_input_set - writes value into flow director input set register
829  * @pf: pointer to the PF struct
830  * @addr: register addr
831  * @val: value to be written
832  *
833  * This function writes specified value to the register specified by 'addr'.
834  * This register is input set register based on flow-type.
835  **/
836 static inline void i40e_write_fd_input_set(struct i40e_pf *pf,
837 					   u16 addr, u64 val)
838 {
839 	i40e_write_rx_ctl(&pf->hw, I40E_PRTQF_FD_INSET(addr, 1),
840 			  (u32)(val >> 32));
841 	i40e_write_rx_ctl(&pf->hw, I40E_PRTQF_FD_INSET(addr, 0),
842 			  (u32)(val & 0xFFFFFFFFULL));
843 }
844 
845 /* needed by i40e_ethtool.c */
846 int i40e_up(struct i40e_vsi *vsi);
847 void i40e_down(struct i40e_vsi *vsi);
848 extern const char i40e_driver_name[];
849 extern const char i40e_driver_version_str[];
850 void i40e_do_reset_safe(struct i40e_pf *pf, u32 reset_flags);
851 void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags, bool lock_acquired);
852 int i40e_config_rss(struct i40e_vsi *vsi, u8 *seed, u8 *lut, u16 lut_size);
853 int i40e_get_rss(struct i40e_vsi *vsi, u8 *seed, u8 *lut, u16 lut_size);
854 void i40e_fill_rss_lut(struct i40e_pf *pf, u8 *lut,
855 		       u16 rss_table_size, u16 rss_size);
856 struct i40e_vsi *i40e_find_vsi_from_id(struct i40e_pf *pf, u16 id);
857 /**
858  * i40e_find_vsi_by_type - Find and return Flow Director VSI
859  * @pf: PF to search for VSI
860  * @type: Value indicating type of VSI we are looking for
861  **/
862 static inline struct i40e_vsi *
863 i40e_find_vsi_by_type(struct i40e_pf *pf, u16 type)
864 {
865 	int i;
866 
867 	for (i = 0; i < pf->num_alloc_vsi; i++) {
868 		struct i40e_vsi *vsi = pf->vsi[i];
869 
870 		if (vsi && vsi->type == type)
871 			return vsi;
872 	}
873 
874 	return NULL;
875 }
876 void i40e_update_stats(struct i40e_vsi *vsi);
877 void i40e_update_eth_stats(struct i40e_vsi *vsi);
878 struct rtnl_link_stats64 *i40e_get_vsi_stats_struct(struct i40e_vsi *vsi);
879 int i40e_fetch_switch_configuration(struct i40e_pf *pf,
880 				    bool printconfig);
881 
882 int i40e_add_del_fdir(struct i40e_vsi *vsi,
883 		      struct i40e_fdir_filter *input, bool add);
884 void i40e_fdir_check_and_reenable(struct i40e_pf *pf);
885 u32 i40e_get_current_fd_count(struct i40e_pf *pf);
886 u32 i40e_get_cur_guaranteed_fd_count(struct i40e_pf *pf);
887 u32 i40e_get_current_atr_cnt(struct i40e_pf *pf);
888 u32 i40e_get_global_fd_count(struct i40e_pf *pf);
889 bool i40e_set_ntuple(struct i40e_pf *pf, netdev_features_t features);
890 void i40e_set_ethtool_ops(struct net_device *netdev);
891 struct i40e_mac_filter *i40e_add_filter(struct i40e_vsi *vsi,
892 					const u8 *macaddr, s16 vlan);
893 void __i40e_del_filter(struct i40e_vsi *vsi, struct i40e_mac_filter *f);
894 void i40e_del_filter(struct i40e_vsi *vsi, const u8 *macaddr, s16 vlan);
895 int i40e_sync_vsi_filters(struct i40e_vsi *vsi);
896 struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type,
897 				u16 uplink, u32 param1);
898 int i40e_vsi_release(struct i40e_vsi *vsi);
899 void i40e_service_event_schedule(struct i40e_pf *pf);
900 void i40e_notify_client_of_vf_msg(struct i40e_vsi *vsi, u32 vf_id,
901 				  u8 *msg, u16 len);
902 
903 int i40e_vsi_start_rings(struct i40e_vsi *vsi);
904 void i40e_vsi_stop_rings(struct i40e_vsi *vsi);
905 void i40e_vsi_stop_rings_no_wait(struct  i40e_vsi *vsi);
906 int i40e_vsi_wait_queues_disabled(struct i40e_vsi *vsi);
907 int i40e_reconfig_rss_queues(struct i40e_pf *pf, int queue_count);
908 struct i40e_veb *i40e_veb_setup(struct i40e_pf *pf, u16 flags, u16 uplink_seid,
909 				u16 downlink_seid, u8 enabled_tc);
910 void i40e_veb_release(struct i40e_veb *veb);
911 
912 int i40e_veb_config_tc(struct i40e_veb *veb, u8 enabled_tc);
913 int i40e_vsi_add_pvid(struct i40e_vsi *vsi, u16 vid);
914 void i40e_vsi_remove_pvid(struct i40e_vsi *vsi);
915 void i40e_vsi_reset_stats(struct i40e_vsi *vsi);
916 void i40e_pf_reset_stats(struct i40e_pf *pf);
917 #ifdef CONFIG_DEBUG_FS
918 void i40e_dbg_pf_init(struct i40e_pf *pf);
919 void i40e_dbg_pf_exit(struct i40e_pf *pf);
920 void i40e_dbg_init(void);
921 void i40e_dbg_exit(void);
922 #else
923 static inline void i40e_dbg_pf_init(struct i40e_pf *pf) {}
924 static inline void i40e_dbg_pf_exit(struct i40e_pf *pf) {}
925 static inline void i40e_dbg_init(void) {}
926 static inline void i40e_dbg_exit(void) {}
927 #endif /* CONFIG_DEBUG_FS*/
928 /* needed by client drivers */
929 int i40e_lan_add_device(struct i40e_pf *pf);
930 int i40e_lan_del_device(struct i40e_pf *pf);
931 void i40e_client_subtask(struct i40e_pf *pf);
932 void i40e_notify_client_of_l2_param_changes(struct i40e_vsi *vsi);
933 void i40e_notify_client_of_netdev_close(struct i40e_vsi *vsi, bool reset);
934 void i40e_notify_client_of_vf_enable(struct i40e_pf *pf, u32 num_vfs);
935 void i40e_notify_client_of_vf_reset(struct i40e_pf *pf, u32 vf_id);
936 int i40e_vf_client_capable(struct i40e_pf *pf, u32 vf_id);
937 /**
938  * i40e_irq_dynamic_enable - Enable default interrupt generation settings
939  * @vsi: pointer to a vsi
940  * @vector: enable a particular Hw Interrupt vector, without base_vector
941  **/
942 static inline void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector)
943 {
944 	struct i40e_pf *pf = vsi->back;
945 	struct i40e_hw *hw = &pf->hw;
946 	u32 val;
947 
948 	/* definitely clear the PBA here, as this function is meant to
949 	 * clean out all previous interrupts AND enable the interrupt
950 	 */
951 	val = I40E_PFINT_DYN_CTLN_INTENA_MASK |
952 	      I40E_PFINT_DYN_CTLN_CLEARPBA_MASK |
953 	      (I40E_ITR_NONE << I40E_PFINT_DYN_CTLN_ITR_INDX_SHIFT);
954 	wr32(hw, I40E_PFINT_DYN_CTLN(vector + vsi->base_vector - 1), val);
955 	/* skip the flush */
956 }
957 
958 void i40e_irq_dynamic_disable_icr0(struct i40e_pf *pf);
959 void i40e_irq_dynamic_enable_icr0(struct i40e_pf *pf, bool clearpba);
960 int i40e_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd);
961 int i40e_open(struct net_device *netdev);
962 int i40e_close(struct net_device *netdev);
963 int i40e_vsi_open(struct i40e_vsi *vsi);
964 void i40e_vlan_stripping_disable(struct i40e_vsi *vsi);
965 int i40e_add_vlan_all_mac(struct i40e_vsi *vsi, s16 vid);
966 int i40e_vsi_add_vlan(struct i40e_vsi *vsi, u16 vid);
967 void i40e_rm_vlan_all_mac(struct i40e_vsi *vsi, s16 vid);
968 void i40e_vsi_kill_vlan(struct i40e_vsi *vsi, u16 vid);
969 struct i40e_mac_filter *i40e_add_mac_filter(struct i40e_vsi *vsi,
970 					    const u8 *macaddr);
971 int i40e_del_mac_filter(struct i40e_vsi *vsi, const u8 *macaddr);
972 bool i40e_is_vsi_in_vlan(struct i40e_vsi *vsi);
973 struct i40e_mac_filter *i40e_find_mac(struct i40e_vsi *vsi, const u8 *macaddr);
974 void i40e_vlan_stripping_enable(struct i40e_vsi *vsi);
975 #ifdef CONFIG_I40E_DCB
976 void i40e_dcbnl_flush_apps(struct i40e_pf *pf,
977 			   struct i40e_dcbx_config *old_cfg,
978 			   struct i40e_dcbx_config *new_cfg);
979 void i40e_dcbnl_set_all(struct i40e_vsi *vsi);
980 void i40e_dcbnl_setup(struct i40e_vsi *vsi);
981 bool i40e_dcb_need_reconfig(struct i40e_pf *pf,
982 			    struct i40e_dcbx_config *old_cfg,
983 			    struct i40e_dcbx_config *new_cfg);
984 #endif /* CONFIG_I40E_DCB */
985 void i40e_ptp_rx_hang(struct i40e_pf *pf);
986 void i40e_ptp_tx_hang(struct i40e_pf *pf);
987 void i40e_ptp_tx_hwtstamp(struct i40e_pf *pf);
988 void i40e_ptp_rx_hwtstamp(struct i40e_pf *pf, struct sk_buff *skb, u8 index);
989 void i40e_ptp_set_increment(struct i40e_pf *pf);
990 int i40e_ptp_set_ts_config(struct i40e_pf *pf, struct ifreq *ifr);
991 int i40e_ptp_get_ts_config(struct i40e_pf *pf, struct ifreq *ifr);
992 void i40e_ptp_init(struct i40e_pf *pf);
993 void i40e_ptp_stop(struct i40e_pf *pf);
994 int i40e_is_vsi_uplink_mode_veb(struct i40e_vsi *vsi);
995 i40e_status i40e_get_partition_bw_setting(struct i40e_pf *pf);
996 i40e_status i40e_set_partition_bw_setting(struct i40e_pf *pf);
997 i40e_status i40e_commit_partition_bw_setting(struct i40e_pf *pf);
998 void i40e_print_link_message(struct i40e_vsi *vsi, bool isup);
999 
1000 static inline bool i40e_enabled_xdp_vsi(struct i40e_vsi *vsi)
1001 {
1002 	return !!vsi->xdp_prog;
1003 }
1004 #endif /* _I40E_H_ */
1005