1
2
3
4#ifndef _I40E_H_
5#define _I40E_H_
6
7#include <net/tcp.h>
8#include <net/udp.h>
9#include <linux/types.h>
10#include <linux/errno.h>
11#include <linux/module.h>
12#include <linux/pci.h>
13#include <linux/aer.h>
14#include <linux/netdevice.h>
15#include <linux/ioport.h>
16#include <linux/iommu.h>
17#include <linux/slab.h>
18#include <linux/list.h>
19#include <linux/hashtable.h>
20#include <linux/string.h>
21#include <linux/in.h>
22#include <linux/ip.h>
23#include <linux/sctp.h>
24#include <linux/pkt_sched.h>
25#include <linux/ipv6.h>
26#include <net/checksum.h>
27#include <net/ip6_checksum.h>
28#include <linux/ethtool.h>
29#include <linux/if_vlan.h>
30#include <linux/if_bridge.h>
31#include <linux/clocksource.h>
32#include <linux/net_tstamp.h>
33#include <linux/ptp_clock_kernel.h>
34#include <net/pkt_cls.h>
35#include <net/tc_act/tc_gact.h>
36#include <net/tc_act/tc_mirred.h>
37#include "i40e_type.h"
38#include "i40e_prototype.h"
39#include "i40e_client.h"
40#include <linux/avf/virtchnl.h>
41#include "i40e_virtchnl_pf.h"
42#include "i40e_txrx.h"
43#include "i40e_dcb.h"
44
45
46#define I40E_MAX_VEB 16
47
48#define I40E_MAX_NUM_DESCRIPTORS 4096
49#define I40E_MAX_CSR_SPACE (4 * 1024 * 1024 - 64 * 1024)
50#define I40E_DEFAULT_NUM_DESCRIPTORS 512
51#define I40E_REQ_DESCRIPTOR_MULTIPLE 32
52#define I40E_MIN_NUM_DESCRIPTORS 64
53#define I40E_MIN_MSIX 2
54#define I40E_DEFAULT_NUM_VMDQ_VSI 8
55#define I40E_MIN_VSI_ALLOC 83
56
57#define i40e_default_queues_per_vmdq(pf) \
58 (((pf)->hw_features & I40E_HW_RSS_AQ_CAPABLE) ? 4 : 1)
59#define I40E_DEFAULT_QUEUES_PER_VF 4
60#define I40E_MAX_VF_QUEUES 16
61#define I40E_DEFAULT_QUEUES_PER_TC 1
62#define i40e_pf_get_max_q_per_tc(pf) \
63 (((pf)->hw_features & I40E_HW_128_QP_RSS_CAPABLE) ? 128 : 64)
64#define I40E_FDIR_RING 0
65#define I40E_FDIR_RING_COUNT 32
66#define I40E_MAX_AQ_BUF_SIZE 4096
67#define I40E_AQ_LEN 256
68#define I40E_AQ_WORK_LIMIT 66
69#define I40E_MAX_USER_PRIORITY 8
70#define I40E_DEFAULT_TRAFFIC_CLASS BIT(0)
71#define I40E_DEFAULT_MSG_ENABLE 4
72#define I40E_QUEUE_WAIT_RETRY_LIMIT 10
73#define I40E_INT_NAME_STR_LEN (IFNAMSIZ + 16)
74
75#define I40E_NVM_VERSION_LO_SHIFT 0
76#define I40E_NVM_VERSION_LO_MASK (0xff << I40E_NVM_VERSION_LO_SHIFT)
77#define I40E_NVM_VERSION_HI_SHIFT 12
78#define I40E_NVM_VERSION_HI_MASK (0xf << I40E_NVM_VERSION_HI_SHIFT)
79#define I40E_OEM_VER_BUILD_MASK 0xffff
80#define I40E_OEM_VER_PATCH_MASK 0xff
81#define I40E_OEM_VER_BUILD_SHIFT 8
82#define I40E_OEM_VER_SHIFT 24
83#define I40E_PHY_DEBUG_ALL \
84 (I40E_AQ_PHY_DEBUG_DISABLE_LINK_FW | \
85 I40E_AQ_PHY_DEBUG_DISABLE_ALL_LINK_FW)
86
87#define I40E_OEM_EETRACK_ID 0xffffffff
88#define I40E_OEM_GEN_SHIFT 24
89#define I40E_OEM_SNAP_MASK 0x00ff0000
90#define I40E_OEM_SNAP_SHIFT 16
91#define I40E_OEM_RELEASE_MASK 0x0000ffff
92
93
94#define I40E_CURRENT_NVM_VERSION_HI 0x2
95#define I40E_CURRENT_NVM_VERSION_LO 0x40
96
97#define I40E_RX_DESC(R, i) \
98 (&(((union i40e_32byte_rx_desc *)((R)->desc))[i]))
99#define I40E_TX_DESC(R, i) \
100 (&(((struct i40e_tx_desc *)((R)->desc))[i]))
101#define I40E_TX_CTXTDESC(R, i) \
102 (&(((struct i40e_tx_context_desc *)((R)->desc))[i]))
103#define I40E_TX_FDIRDESC(R, i) \
104 (&(((struct i40e_filter_program_desc *)((R)->desc))[i]))
105
106
107#define I40E_TRY_LINK_TIMEOUT (4 * HZ)
108
109
110#define I40E_BW_CREDIT_DIVISOR 50
111#define I40E_BW_MBPS_DIVISOR 125000
112#define I40E_MAX_BW_INACTIVE_ACCUM 4
113
114
115enum i40e_state_t {
116 __I40E_TESTING,
117 __I40E_CONFIG_BUSY,
118 __I40E_CONFIG_DONE,
119 __I40E_DOWN,
120 __I40E_SERVICE_SCHED,
121 __I40E_ADMINQ_EVENT_PENDING,
122 __I40E_MDD_EVENT_PENDING,
123 __I40E_VFLR_EVENT_PENDING,
124 __I40E_RESET_RECOVERY_PENDING,
125 __I40E_MISC_IRQ_REQUESTED,
126 __I40E_RESET_INTR_RECEIVED,
127 __I40E_REINIT_REQUESTED,
128 __I40E_PF_RESET_REQUESTED,
129 __I40E_CORE_RESET_REQUESTED,
130 __I40E_GLOBAL_RESET_REQUESTED,
131 __I40E_EMP_RESET_REQUESTED,
132 __I40E_EMP_RESET_INTR_RECEIVED,
133 __I40E_SUSPENDED,
134 __I40E_PTP_TX_IN_PROGRESS,
135 __I40E_BAD_EEPROM,
136 __I40E_DOWN_REQUESTED,
137 __I40E_FD_FLUSH_REQUESTED,
138 __I40E_FD_ATR_AUTO_DISABLED,
139 __I40E_FD_SB_AUTO_DISABLED,
140 __I40E_RESET_FAILED,
141 __I40E_PORT_SUSPENDED,
142 __I40E_VF_DISABLE,
143 __I40E_MACVLAN_SYNC_PENDING,
144 __I40E_UDP_FILTER_SYNC_PENDING,
145 __I40E_TEMP_LINK_POLLING,
146 __I40E_CLIENT_SERVICE_REQUESTED,
147 __I40E_CLIENT_L2_CHANGE,
148 __I40E_CLIENT_RESET,
149
150 __I40E_STATE_SIZE__,
151};
152
153#define I40E_PF_RESET_FLAG BIT_ULL(__I40E_PF_RESET_REQUESTED)
154
155
156enum i40e_vsi_state_t {
157 __I40E_VSI_DOWN,
158 __I40E_VSI_NEEDS_RESTART,
159 __I40E_VSI_SYNCING_FILTERS,
160 __I40E_VSI_OVERFLOW_PROMISC,
161 __I40E_VSI_REINIT_REQUESTED,
162 __I40E_VSI_DOWN_REQUESTED,
163
164 __I40E_VSI_STATE_SIZE__,
165};
166
167enum i40e_interrupt_policy {
168 I40E_INTERRUPT_BEST_CASE,
169 I40E_INTERRUPT_MEDIUM,
170 I40E_INTERRUPT_LOWEST
171};
172
173struct i40e_lump_tracking {
174 u16 num_entries;
175 u16 search_hint;
176 u16 list[0];
177#define I40E_PILE_VALID_BIT 0x8000
178#define I40E_IWARP_IRQ_PILE_ID (I40E_PILE_VALID_BIT - 2)
179};
180
181#define I40E_DEFAULT_ATR_SAMPLE_RATE 20
182#define I40E_FDIR_MAX_RAW_PACKET_SIZE 512
183#define I40E_FDIR_BUFFER_FULL_MARGIN 10
184#define I40E_FDIR_BUFFER_HEAD_ROOM 32
185#define I40E_FDIR_BUFFER_HEAD_ROOM_FOR_ATR (I40E_FDIR_BUFFER_HEAD_ROOM * 4)
186
187#define I40E_HKEY_ARRAY_SIZE ((I40E_PFQF_HKEY_MAX_INDEX + 1) * 4)
188#define I40E_HLUT_ARRAY_SIZE ((I40E_PFQF_HLUT_MAX_INDEX + 1) * 4)
189#define I40E_VF_HLUT_ARRAY_SIZE ((I40E_VFQF_HLUT1_MAX_INDEX + 1) * 4)
190
191enum i40e_fd_stat_idx {
192 I40E_FD_STAT_ATR,
193 I40E_FD_STAT_SB,
194 I40E_FD_STAT_ATR_TUNNEL,
195 I40E_FD_STAT_PF_COUNT
196};
197#define I40E_FD_STAT_PF_IDX(pf_id) ((pf_id) * I40E_FD_STAT_PF_COUNT)
198#define I40E_FD_ATR_STAT_IDX(pf_id) \
199 (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_ATR)
200#define I40E_FD_SB_STAT_IDX(pf_id) \
201 (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_SB)
202#define I40E_FD_ATR_TUNNEL_STAT_IDX(pf_id) \
203 (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_ATR_TUNNEL)
204
205
206
207
208struct i40e_rx_flow_userdef {
209 bool flex_filter;
210 u16 flex_word;
211 u16 flex_offset;
212};
213
214struct i40e_fdir_filter {
215 struct hlist_node fdir_node;
216
217 u8 flow_type;
218 u8 ip4_proto;
219
220 __be32 dst_ip;
221 __be32 src_ip;
222 __be16 src_port;
223 __be16 dst_port;
224 __be32 sctp_v_tag;
225
226
227 __be16 flex_word;
228 u16 flex_offset;
229 bool flex_filter;
230
231
232 u16 q_index;
233 u8 flex_off;
234 u8 pctype;
235 u16 dest_vsi;
236 u8 dest_ctl;
237 u8 fd_status;
238 u16 cnt_index;
239 u32 fd_id;
240};
241
242#define I40E_CLOUD_FIELD_OMAC 0x01
243#define I40E_CLOUD_FIELD_IMAC 0x02
244#define I40E_CLOUD_FIELD_IVLAN 0x04
245#define I40E_CLOUD_FIELD_TEN_ID 0x08
246#define I40E_CLOUD_FIELD_IIP 0x10
247
248#define I40E_CLOUD_FILTER_FLAGS_OMAC I40E_CLOUD_FIELD_OMAC
249#define I40E_CLOUD_FILTER_FLAGS_IMAC I40E_CLOUD_FIELD_IMAC
250#define I40E_CLOUD_FILTER_FLAGS_IMAC_IVLAN (I40E_CLOUD_FIELD_IMAC | \
251 I40E_CLOUD_FIELD_IVLAN)
252#define I40E_CLOUD_FILTER_FLAGS_IMAC_TEN_ID (I40E_CLOUD_FIELD_IMAC | \
253 I40E_CLOUD_FIELD_TEN_ID)
254#define I40E_CLOUD_FILTER_FLAGS_OMAC_TEN_ID_IMAC (I40E_CLOUD_FIELD_OMAC | \
255 I40E_CLOUD_FIELD_IMAC | \
256 I40E_CLOUD_FIELD_TEN_ID)
257#define I40E_CLOUD_FILTER_FLAGS_IMAC_IVLAN_TEN_ID (I40E_CLOUD_FIELD_IMAC | \
258 I40E_CLOUD_FIELD_IVLAN | \
259 I40E_CLOUD_FIELD_TEN_ID)
260#define I40E_CLOUD_FILTER_FLAGS_IIP I40E_CLOUD_FIELD_IIP
261
262struct i40e_cloud_filter {
263 struct hlist_node cloud_node;
264 unsigned long cookie;
265
266 u8 dst_mac[ETH_ALEN];
267 u8 src_mac[ETH_ALEN];
268 __be16 vlan_id;
269 u16 seid;
270 __be16 dst_port;
271 __be16 src_port;
272 u32 tenant_id;
273 union {
274 struct {
275 struct in_addr dst_ip;
276 struct in_addr src_ip;
277 } v4;
278 struct {
279 struct in6_addr dst_ip6;
280 struct in6_addr src_ip6;
281 } v6;
282 } ip;
283#define dst_ipv6 ip.v6.dst_ip6.s6_addr32
284#define src_ipv6 ip.v6.src_ip6.s6_addr32
285#define dst_ipv4 ip.v4.dst_ip.s_addr
286#define src_ipv4 ip.v4.src_ip.s_addr
287 u16 n_proto;
288 u8 ip_proto;
289 u8 flags;
290#define I40E_CLOUD_TNL_TYPE_NONE 0xff
291 u8 tunnel_type;
292};
293
294#define I40E_ETH_P_LLDP 0x88cc
295
296#define I40E_DCB_PRIO_TYPE_STRICT 0
297#define I40E_DCB_PRIO_TYPE_ETS 1
298#define I40E_DCB_STRICT_PRIO_CREDITS 127
299
300struct i40e_tc_info {
301 u16 qoffset;
302 u16 qcount;
303 u8 netdev_tc;
304};
305
306
307struct i40e_tc_configuration {
308 u8 numtc;
309 u8 enabled_tc;
310 struct i40e_tc_info tc_info[I40E_MAX_TRAFFIC_CLASS];
311};
312
313#define I40E_UDP_PORT_INDEX_UNUSED 255
314struct i40e_udp_port_config {
315
316 u16 port;
317 u8 type;
318 u8 filter_index;
319};
320
321
322#define I40E_FLEX_SET_FSIZE(fsize) (((fsize) << \
323 I40E_PRTQF_FLX_PIT_FSIZE_SHIFT) & \
324 I40E_PRTQF_FLX_PIT_FSIZE_MASK)
325#define I40E_FLEX_SET_DST_WORD(dst) (((dst) << \
326 I40E_PRTQF_FLX_PIT_DEST_OFF_SHIFT) & \
327 I40E_PRTQF_FLX_PIT_DEST_OFF_MASK)
328#define I40E_FLEX_SET_SRC_WORD(src) (((src) << \
329 I40E_PRTQF_FLX_PIT_SOURCE_OFF_SHIFT) & \
330 I40E_PRTQF_FLX_PIT_SOURCE_OFF_MASK)
331#define I40E_FLEX_PREP_VAL(dst, fsize, src) (I40E_FLEX_SET_DST_WORD(dst) | \
332 I40E_FLEX_SET_FSIZE(fsize) | \
333 I40E_FLEX_SET_SRC_WORD(src))
334
335#define I40E_FLEX_PIT_GET_SRC(flex) (((flex) & \
336 I40E_PRTQF_FLX_PIT_SOURCE_OFF_MASK) >> \
337 I40E_PRTQF_FLX_PIT_SOURCE_OFF_SHIFT)
338#define I40E_FLEX_PIT_GET_DST(flex) (((flex) & \
339 I40E_PRTQF_FLX_PIT_DEST_OFF_MASK) >> \
340 I40E_PRTQF_FLX_PIT_DEST_OFF_SHIFT)
341#define I40E_FLEX_PIT_GET_FSIZE(flex) (((flex) & \
342 I40E_PRTQF_FLX_PIT_FSIZE_MASK) >> \
343 I40E_PRTQF_FLX_PIT_FSIZE_SHIFT)
344
345#define I40E_MAX_FLEX_SRC_OFFSET 0x1F
346
347
348#define I40E_ORT_SET_IDX(idx) (((idx) << \
349 I40E_GLQF_ORT_PIT_INDX_SHIFT) & \
350 I40E_GLQF_ORT_PIT_INDX_MASK)
351
352#define I40E_ORT_SET_COUNT(count) (((count) << \
353 I40E_GLQF_ORT_FIELD_CNT_SHIFT) & \
354 I40E_GLQF_ORT_FIELD_CNT_MASK)
355
356#define I40E_ORT_SET_PAYLOAD(payload) (((payload) << \
357 I40E_GLQF_ORT_FLX_PAYLOAD_SHIFT) & \
358 I40E_GLQF_ORT_FLX_PAYLOAD_MASK)
359
360#define I40E_ORT_PREP_VAL(idx, count, payload) (I40E_ORT_SET_IDX(idx) | \
361 I40E_ORT_SET_COUNT(count) | \
362 I40E_ORT_SET_PAYLOAD(payload))
363
364#define I40E_L3_GLQF_ORT_IDX 34
365#define I40E_L4_GLQF_ORT_IDX 35
366
367
368#define I40E_FLEX_PIT_IDX_START_L2 0
369#define I40E_FLEX_PIT_IDX_START_L3 3
370#define I40E_FLEX_PIT_IDX_START_L4 6
371
372#define I40E_FLEX_PIT_TABLE_SIZE 3
373
374#define I40E_FLEX_DEST_UNUSED 63
375
376#define I40E_FLEX_INDEX_ENTRIES 8
377
378
379#define I40E_FLEX_INPUT_MASK (I40E_FLEX_50_MASK | I40E_FLEX_51_MASK | \
380 I40E_FLEX_52_MASK | I40E_FLEX_53_MASK | \
381 I40E_FLEX_54_MASK | I40E_FLEX_55_MASK | \
382 I40E_FLEX_56_MASK | I40E_FLEX_57_MASK)
383
384struct i40e_flex_pit {
385 struct list_head list;
386 u16 src_offset;
387 u8 pit_index;
388};
389
390struct i40e_channel {
391 struct list_head list;
392 bool initialized;
393 u8 type;
394 u16 vsi_number;
395 u16 stat_counter_idx;
396 u16 base_queue;
397 u16 num_queue_pairs;
398 u16 seid;
399
400 u8 enabled_tc;
401 struct i40e_aqc_vsi_properties_data info;
402
403 u64 max_tx_rate;
404
405
406 struct i40e_vsi *parent_vsi;
407};
408
409
410struct i40e_pf {
411 struct pci_dev *pdev;
412 struct i40e_hw hw;
413 DECLARE_BITMAP(state, __I40E_STATE_SIZE__);
414 struct msix_entry *msix_entries;
415 bool fc_autoneg_status;
416
417 u16 eeprom_version;
418 u16 num_vmdq_vsis;
419 u16 num_vmdq_qps;
420 u16 num_vmdq_msix;
421 u16 num_req_vfs;
422 u16 num_vf_qps;
423 u16 num_lan_qps;
424 u16 num_lan_msix;
425 u16 num_fdsb_msix;
426 u16 num_iwarp_msix;
427 int iwarp_base_vector;
428 int queues_left;
429 u16 alloc_rss_size;
430 u16 rss_size_max;
431 u16 fdir_pf_filter_count;
432 u16 num_alloc_vsi;
433 u8 atr_sample_rate;
434 bool wol_en;
435
436 struct hlist_head fdir_filter_list;
437 u16 fdir_pf_active_filters;
438 unsigned long fd_flush_timestamp;
439 u32 fd_flush_cnt;
440 u32 fd_add_err;
441 u32 fd_atr_cnt;
442
443
444
445
446
447 u16 fd_tcp4_filter_cnt;
448 u16 fd_udp4_filter_cnt;
449 u16 fd_sctp4_filter_cnt;
450 u16 fd_ip4_filter_cnt;
451
452
453
454
455
456
457 struct list_head l3_flex_pit_list;
458 struct list_head l4_flex_pit_list;
459
460 struct i40e_udp_port_config udp_ports[I40E_MAX_PF_UDP_OFFLOAD_PORTS];
461 u16 pending_udp_bitmap;
462
463 struct hlist_head cloud_filter_list;
464 u16 num_cloud_filters;
465
466 enum i40e_interrupt_policy int_policy;
467 u16 rx_itr_default;
468 u16 tx_itr_default;
469 u32 msg_enable;
470 char int_name[I40E_INT_NAME_STR_LEN];
471 u16 adminq_work_limit;
472 unsigned long service_timer_period;
473 unsigned long service_timer_previous;
474 struct timer_list service_timer;
475 struct work_struct service_task;
476
477 u32 hw_features;
478#define I40E_HW_RSS_AQ_CAPABLE BIT(0)
479#define I40E_HW_128_QP_RSS_CAPABLE BIT(1)
480#define I40E_HW_ATR_EVICT_CAPABLE BIT(2)
481#define I40E_HW_WB_ON_ITR_CAPABLE BIT(3)
482#define I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE BIT(4)
483#define I40E_HW_NO_PCI_LINK_CHECK BIT(5)
484#define I40E_HW_100M_SGMII_CAPABLE BIT(6)
485#define I40E_HW_NO_DCB_SUPPORT BIT(7)
486#define I40E_HW_USE_SET_LLDP_MIB BIT(8)
487#define I40E_HW_GENEVE_OFFLOAD_CAPABLE BIT(9)
488#define I40E_HW_PTP_L4_CAPABLE BIT(10)
489#define I40E_HW_WOL_MC_MAGIC_PKT_WAKE BIT(11)
490#define I40E_HW_MPLS_HDR_OFFLOAD_CAPABLE BIT(12)
491#define I40E_HW_HAVE_CRT_RETIMER BIT(13)
492#define I40E_HW_OUTER_UDP_CSUM_CAPABLE BIT(14)
493#define I40E_HW_PHY_CONTROLS_LEDS BIT(15)
494#define I40E_HW_STOP_FW_LLDP BIT(16)
495#define I40E_HW_PORT_ID_VALID BIT(17)
496#define I40E_HW_RESTART_AUTONEG BIT(18)
497#define I40E_HW_STOPPABLE_FW_LLDP BIT(19)
498
499 u32 flags;
500#define I40E_FLAG_RX_CSUM_ENABLED BIT(0)
501#define I40E_FLAG_MSI_ENABLED BIT(1)
502#define I40E_FLAG_MSIX_ENABLED BIT(2)
503#define I40E_FLAG_RSS_ENABLED BIT(3)
504#define I40E_FLAG_VMDQ_ENABLED BIT(4)
505#define I40E_FLAG_SRIOV_ENABLED BIT(5)
506#define I40E_FLAG_DCB_CAPABLE BIT(6)
507#define I40E_FLAG_DCB_ENABLED BIT(7)
508#define I40E_FLAG_FD_SB_ENABLED BIT(8)
509#define I40E_FLAG_FD_ATR_ENABLED BIT(9)
510#define I40E_FLAG_MFP_ENABLED BIT(10)
511#define I40E_FLAG_HW_ATR_EVICT_ENABLED BIT(11)
512#define I40E_FLAG_VEB_MODE_ENABLED BIT(12)
513#define I40E_FLAG_VEB_STATS_ENABLED BIT(13)
514#define I40E_FLAG_LINK_POLLING_ENABLED BIT(14)
515#define I40E_FLAG_TRUE_PROMISC_SUPPORT BIT(15)
516#define I40E_FLAG_LEGACY_RX BIT(16)
517#define I40E_FLAG_PTP BIT(17)
518#define I40E_FLAG_IWARP_ENABLED BIT(18)
519#define I40E_FLAG_LINK_DOWN_ON_CLOSE_ENABLED BIT(19)
520#define I40E_FLAG_SOURCE_PRUNING_DISABLED BIT(20)
521#define I40E_FLAG_TC_MQPRIO BIT(21)
522#define I40E_FLAG_FD_SB_INACTIVE BIT(22)
523#define I40E_FLAG_FD_SB_TO_CLOUD_FILTER BIT(23)
524#define I40E_FLAG_DISABLE_FW_LLDP BIT(24)
525
526 struct i40e_client_instance *cinst;
527 bool stat_offsets_loaded;
528 struct i40e_hw_port_stats stats;
529 struct i40e_hw_port_stats stats_offsets;
530 u32 tx_timeout_count;
531 u32 tx_timeout_recovery_level;
532 unsigned long tx_timeout_last_recovery;
533 u32 tx_sluggish_count;
534 u32 hw_csum_rx_error;
535 u32 led_status;
536 u16 corer_count;
537 u16 globr_count;
538 u16 empr_count;
539 u16 pfr_count;
540 u16 sw_int_count;
541
542 struct mutex switch_mutex;
543 u16 lan_vsi;
544 u16 lan_veb;
545#define I40E_NO_VEB 0xffff
546#define I40E_NO_VSI 0xffff
547 u16 next_vsi;
548 struct i40e_vsi **vsi;
549 struct i40e_veb *veb[I40E_MAX_VEB];
550
551 struct i40e_lump_tracking *qp_pile;
552 struct i40e_lump_tracking *irq_pile;
553
554
555 u16 pf_seid;
556 u16 main_vsi_seid;
557 u16 mac_seid;
558 struct kobject *switch_kobj;
559#ifdef CONFIG_DEBUG_FS
560 struct dentry *i40e_dbg_pf;
561#endif
562 bool cur_promisc;
563
564 u16 instance;
565
566
567 struct i40e_vf *vf;
568 int num_alloc_vfs;
569 u32 vf_aq_requests;
570 u32 arq_overflows;
571
572
573
574
575
576
577
578
579 u16 dcbx_cap;
580
581 struct i40e_filter_control_settings filter_settings;
582
583 struct ptp_clock *ptp_clock;
584 struct ptp_clock_info ptp_caps;
585 struct sk_buff *ptp_tx_skb;
586 unsigned long ptp_tx_start;
587 struct hwtstamp_config tstamp_config;
588 struct mutex tmreg_lock;
589 u32 ptp_adj_mult;
590 u32 tx_hwtstamp_timeouts;
591 u32 tx_hwtstamp_skipped;
592 u32 rx_hwtstamp_cleared;
593 u32 latch_event_flags;
594 spinlock_t ptp_rx_lock;
595 unsigned long latch_events[4];
596 bool ptp_tx;
597 bool ptp_rx;
598 u16 rss_table_size;
599 u32 max_bw;
600 u32 min_bw;
601
602 u32 ioremap_len;
603 u32 fd_inv;
604 u16 phy_led_val;
605
606 u16 override_q_count;
607 u16 last_sw_conf_flags;
608 u16 last_sw_conf_valid_flags;
609};
610
611
612
613
614
615
616
617static inline u64 i40e_addr_to_hkey(const u8 *macaddr)
618{
619 u64 key = 0;
620
621 ether_addr_copy((u8 *)&key, macaddr);
622 return key;
623}
624
625enum i40e_filter_state {
626 I40E_FILTER_INVALID = 0,
627 I40E_FILTER_NEW,
628 I40E_FILTER_ACTIVE,
629 I40E_FILTER_FAILED,
630 I40E_FILTER_REMOVE,
631
632};
633struct i40e_mac_filter {
634 struct hlist_node hlist;
635 u8 macaddr[ETH_ALEN];
636#define I40E_VLAN_ANY -1
637 s16 vlan;
638 enum i40e_filter_state state;
639};
640
641
642
643
644
645
646
647
648
649struct i40e_new_mac_filter {
650 struct hlist_node hlist;
651 struct i40e_mac_filter *f;
652
653
654 enum i40e_filter_state state;
655};
656
657struct i40e_veb {
658 struct i40e_pf *pf;
659 u16 idx;
660 u16 veb_idx;
661 u16 seid;
662 u16 uplink_seid;
663 u16 stats_idx;
664 u8 enabled_tc;
665 u16 bridge_mode;
666 u16 flags;
667 u16 bw_limit;
668 u8 bw_max_quanta;
669 bool is_abs_credits;
670 u8 bw_tc_share_credits[I40E_MAX_TRAFFIC_CLASS];
671 u16 bw_tc_limit_credits[I40E_MAX_TRAFFIC_CLASS];
672 u8 bw_tc_max_quanta[I40E_MAX_TRAFFIC_CLASS];
673 struct kobject *kobj;
674 bool stat_offsets_loaded;
675 struct i40e_eth_stats stats;
676 struct i40e_eth_stats stats_offsets;
677 struct i40e_veb_tc_stats tc_stats;
678 struct i40e_veb_tc_stats tc_stats_offsets;
679};
680
681
682struct i40e_vsi {
683 struct net_device *netdev;
684 unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
685 bool netdev_registered;
686 bool stat_offsets_loaded;
687
688 u32 current_netdev_flags;
689 DECLARE_BITMAP(state, __I40E_VSI_STATE_SIZE__);
690#define I40E_VSI_FLAG_FILTER_CHANGED BIT(0)
691#define I40E_VSI_FLAG_VEB_OWNER BIT(1)
692 unsigned long flags;
693
694
695 spinlock_t mac_filter_hash_lock;
696
697 DECLARE_HASHTABLE(mac_filter_hash, 8);
698 bool has_vlan_filter;
699
700
701 struct rtnl_link_stats64 net_stats;
702 struct rtnl_link_stats64 net_stats_offsets;
703 struct i40e_eth_stats eth_stats;
704 struct i40e_eth_stats eth_stats_offsets;
705 u32 tx_restart;
706 u32 tx_busy;
707 u64 tx_linearize;
708 u64 tx_force_wb;
709 u32 rx_buf_failed;
710 u32 rx_page_failed;
711
712
713 struct i40e_ring **rx_rings;
714 struct i40e_ring **tx_rings;
715 struct i40e_ring **xdp_rings;
716
717 u32 active_filters;
718 u32 promisc_threshold;
719
720 u16 work_limit;
721 u16 int_rate_limit;
722
723 u16 rss_table_size;
724 u16 rss_size;
725 u8 *rss_hkey_user;
726 u8 *rss_lut_user;
727
728
729 u16 max_frame;
730 u16 rx_buf_len;
731
732 struct bpf_prog *xdp_prog;
733
734
735 struct i40e_q_vector **q_vectors;
736 int num_q_vectors;
737 int base_vector;
738 bool irqs_ready;
739
740 u16 seid;
741 u16 id;
742 u16 uplink_seid;
743
744 u16 base_queue;
745 u16 alloc_queue_pairs;
746 u16 req_queue_pairs;
747 u16 num_queue_pairs;
748 u16 num_desc;
749 enum i40e_vsi_type type;
750 s16 vf_id;
751
752 struct tc_mqprio_qopt_offload mqprio_qopt;
753 struct i40e_tc_configuration tc_config;
754 struct i40e_aqc_vsi_properties_data info;
755
756
757 u16 bw_limit;
758 u8 bw_max_quanta;
759
760
761 u8 bw_ets_share_credits[I40E_MAX_TRAFFIC_CLASS];
762
763 u16 bw_ets_limit_credits[I40E_MAX_TRAFFIC_CLASS];
764
765 u8 bw_ets_max_quanta[I40E_MAX_TRAFFIC_CLASS];
766
767 struct i40e_pf *back;
768 u16 idx;
769 u16 veb_idx;
770 struct kobject *kobj;
771 bool current_isup;
772 enum i40e_aq_link_speed current_speed;
773
774
775 u16 cnt_q_avail;
776 u16 orig_rss_size;
777 u16 current_rss_size;
778 bool reconfig_rss;
779
780 u16 next_base_queue;
781
782 struct list_head ch_list;
783 u16 tc_seid_map[I40E_MAX_TRAFFIC_CLASS];
784
785 void *priv;
786
787
788 irqreturn_t (*irq_handler)(int irq, void *data);
789} ____cacheline_internodealigned_in_smp;
790
791struct i40e_netdev_priv {
792 struct i40e_vsi *vsi;
793};
794
795
796struct i40e_q_vector {
797 struct i40e_vsi *vsi;
798
799 u16 v_idx;
800 u16 reg_idx;
801
802 struct napi_struct napi;
803
804 struct i40e_ring_container rx;
805 struct i40e_ring_container tx;
806
807 u8 itr_countdown;
808 u8 num_ringpairs;
809
810 cpumask_t affinity_mask;
811 struct irq_affinity_notify affinity_notify;
812
813 struct rcu_head rcu;
814 char name[I40E_INT_NAME_STR_LEN];
815 bool arm_wb_state;
816} ____cacheline_internodealigned_in_smp;
817
818
819struct i40e_device {
820 struct list_head list;
821 struct i40e_pf *pf;
822};
823
824
825
826
827
828static inline char *i40e_nvm_version_str(struct i40e_hw *hw)
829{
830 static char buf[32];
831 u32 full_ver;
832
833 full_ver = hw->nvm.oem_ver;
834
835 if (hw->nvm.eetrack == I40E_OEM_EETRACK_ID) {
836 u8 gen, snap;
837 u16 release;
838
839 gen = (u8)(full_ver >> I40E_OEM_GEN_SHIFT);
840 snap = (u8)((full_ver & I40E_OEM_SNAP_MASK) >>
841 I40E_OEM_SNAP_SHIFT);
842 release = (u16)(full_ver & I40E_OEM_RELEASE_MASK);
843
844 snprintf(buf, sizeof(buf), "%x.%x.%x", gen, snap, release);
845 } else {
846 u8 ver, patch;
847 u16 build;
848
849 ver = (u8)(full_ver >> I40E_OEM_VER_SHIFT);
850 build = (u16)((full_ver >> I40E_OEM_VER_BUILD_SHIFT) &
851 I40E_OEM_VER_BUILD_MASK);
852 patch = (u8)(full_ver & I40E_OEM_VER_PATCH_MASK);
853
854 snprintf(buf, sizeof(buf),
855 "%x.%02x 0x%x %d.%d.%d",
856 (hw->nvm.version & I40E_NVM_VERSION_HI_MASK) >>
857 I40E_NVM_VERSION_HI_SHIFT,
858 (hw->nvm.version & I40E_NVM_VERSION_LO_MASK) >>
859 I40E_NVM_VERSION_LO_SHIFT,
860 hw->nvm.eetrack, ver, build, patch);
861 }
862
863 return buf;
864}
865
866
867
868
869
870
871
872static inline struct i40e_pf *i40e_netdev_to_pf(struct net_device *netdev)
873{
874 struct i40e_netdev_priv *np = netdev_priv(netdev);
875 struct i40e_vsi *vsi = np->vsi;
876
877 return vsi->back;
878}
879
880static inline void i40e_vsi_setup_irqhandler(struct i40e_vsi *vsi,
881 irqreturn_t (*irq_handler)(int, void *))
882{
883 vsi->irq_handler = irq_handler;
884}
885
886
887
888
889
890static inline int i40e_get_fd_cnt_all(struct i40e_pf *pf)
891{
892 return pf->hw.fdir_shared_filter_count + pf->fdir_pf_filter_count;
893}
894
895
896
897
898
899
900
901
902
903static inline u64 i40e_read_fd_input_set(struct i40e_pf *pf, u16 addr)
904{
905 u64 val;
906
907 val = i40e_read_rx_ctl(&pf->hw, I40E_PRTQF_FD_INSET(addr, 1));
908 val <<= 32;
909 val += i40e_read_rx_ctl(&pf->hw, I40E_PRTQF_FD_INSET(addr, 0));
910
911 return val;
912}
913
914
915
916
917
918
919
920
921
922
923static inline void i40e_write_fd_input_set(struct i40e_pf *pf,
924 u16 addr, u64 val)
925{
926 i40e_write_rx_ctl(&pf->hw, I40E_PRTQF_FD_INSET(addr, 1),
927 (u32)(val >> 32));
928 i40e_write_rx_ctl(&pf->hw, I40E_PRTQF_FD_INSET(addr, 0),
929 (u32)(val & 0xFFFFFFFFULL));
930}
931
932
933int i40e_up(struct i40e_vsi *vsi);
934void i40e_down(struct i40e_vsi *vsi);
935extern const char i40e_driver_name[];
936extern const char i40e_driver_version_str[];
937void i40e_do_reset_safe(struct i40e_pf *pf, u32 reset_flags);
938void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags, bool lock_acquired);
939int i40e_config_rss(struct i40e_vsi *vsi, u8 *seed, u8 *lut, u16 lut_size);
940int i40e_get_rss(struct i40e_vsi *vsi, u8 *seed, u8 *lut, u16 lut_size);
941void i40e_fill_rss_lut(struct i40e_pf *pf, u8 *lut,
942 u16 rss_table_size, u16 rss_size);
943struct i40e_vsi *i40e_find_vsi_from_id(struct i40e_pf *pf, u16 id);
944
945
946
947
948
949static inline struct i40e_vsi *
950i40e_find_vsi_by_type(struct i40e_pf *pf, u16 type)
951{
952 int i;
953
954 for (i = 0; i < pf->num_alloc_vsi; i++) {
955 struct i40e_vsi *vsi = pf->vsi[i];
956
957 if (vsi && vsi->type == type)
958 return vsi;
959 }
960
961 return NULL;
962}
963void i40e_update_stats(struct i40e_vsi *vsi);
964void i40e_update_eth_stats(struct i40e_vsi *vsi);
965struct rtnl_link_stats64 *i40e_get_vsi_stats_struct(struct i40e_vsi *vsi);
966int i40e_fetch_switch_configuration(struct i40e_pf *pf,
967 bool printconfig);
968
969int i40e_add_del_fdir(struct i40e_vsi *vsi,
970 struct i40e_fdir_filter *input, bool add);
971void i40e_fdir_check_and_reenable(struct i40e_pf *pf);
972u32 i40e_get_current_fd_count(struct i40e_pf *pf);
973u32 i40e_get_cur_guaranteed_fd_count(struct i40e_pf *pf);
974u32 i40e_get_current_atr_cnt(struct i40e_pf *pf);
975u32 i40e_get_global_fd_count(struct i40e_pf *pf);
976bool i40e_set_ntuple(struct i40e_pf *pf, netdev_features_t features);
977void i40e_set_ethtool_ops(struct net_device *netdev);
978struct i40e_mac_filter *i40e_add_filter(struct i40e_vsi *vsi,
979 const u8 *macaddr, s16 vlan);
980void __i40e_del_filter(struct i40e_vsi *vsi, struct i40e_mac_filter *f);
981void i40e_del_filter(struct i40e_vsi *vsi, const u8 *macaddr, s16 vlan);
982int i40e_sync_vsi_filters(struct i40e_vsi *vsi);
983struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type,
984 u16 uplink, u32 param1);
985int i40e_vsi_release(struct i40e_vsi *vsi);
986void i40e_service_event_schedule(struct i40e_pf *pf);
987void i40e_notify_client_of_vf_msg(struct i40e_vsi *vsi, u32 vf_id,
988 u8 *msg, u16 len);
989
990int i40e_control_wait_tx_q(int seid, struct i40e_pf *pf, int pf_q, bool is_xdp,
991 bool enable);
992int i40e_control_wait_rx_q(struct i40e_pf *pf, int pf_q, bool enable);
993int i40e_vsi_start_rings(struct i40e_vsi *vsi);
994void i40e_vsi_stop_rings(struct i40e_vsi *vsi);
995void i40e_vsi_stop_rings_no_wait(struct i40e_vsi *vsi);
996int i40e_vsi_wait_queues_disabled(struct i40e_vsi *vsi);
997int i40e_reconfig_rss_queues(struct i40e_pf *pf, int queue_count);
998struct i40e_veb *i40e_veb_setup(struct i40e_pf *pf, u16 flags, u16 uplink_seid,
999 u16 downlink_seid, u8 enabled_tc);
1000void i40e_veb_release(struct i40e_veb *veb);
1001
1002int i40e_veb_config_tc(struct i40e_veb *veb, u8 enabled_tc);
1003int i40e_vsi_add_pvid(struct i40e_vsi *vsi, u16 vid);
1004void i40e_vsi_remove_pvid(struct i40e_vsi *vsi);
1005void i40e_vsi_reset_stats(struct i40e_vsi *vsi);
1006void i40e_pf_reset_stats(struct i40e_pf *pf);
1007#ifdef CONFIG_DEBUG_FS
1008void i40e_dbg_pf_init(struct i40e_pf *pf);
1009void i40e_dbg_pf_exit(struct i40e_pf *pf);
1010void i40e_dbg_init(void);
1011void i40e_dbg_exit(void);
1012#else
1013static inline void i40e_dbg_pf_init(struct i40e_pf *pf) {}
1014static inline void i40e_dbg_pf_exit(struct i40e_pf *pf) {}
1015static inline void i40e_dbg_init(void) {}
1016static inline void i40e_dbg_exit(void) {}
1017#endif
1018
1019int i40e_lan_add_device(struct i40e_pf *pf);
1020int i40e_lan_del_device(struct i40e_pf *pf);
1021void i40e_client_subtask(struct i40e_pf *pf);
1022void i40e_notify_client_of_l2_param_changes(struct i40e_vsi *vsi);
1023void i40e_notify_client_of_netdev_close(struct i40e_vsi *vsi, bool reset);
1024void i40e_notify_client_of_vf_enable(struct i40e_pf *pf, u32 num_vfs);
1025void i40e_notify_client_of_vf_reset(struct i40e_pf *pf, u32 vf_id);
1026void i40e_client_update_msix_info(struct i40e_pf *pf);
1027int i40e_vf_client_capable(struct i40e_pf *pf, u32 vf_id);
1028
1029
1030
1031
1032
1033static inline void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector)
1034{
1035 struct i40e_pf *pf = vsi->back;
1036 struct i40e_hw *hw = &pf->hw;
1037 u32 val;
1038
1039 val = I40E_PFINT_DYN_CTLN_INTENA_MASK |
1040 I40E_PFINT_DYN_CTLN_CLEARPBA_MASK |
1041 (I40E_ITR_NONE << I40E_PFINT_DYN_CTLN_ITR_INDX_SHIFT);
1042 wr32(hw, I40E_PFINT_DYN_CTLN(vector + vsi->base_vector - 1), val);
1043
1044}
1045
1046void i40e_irq_dynamic_disable_icr0(struct i40e_pf *pf);
1047void i40e_irq_dynamic_enable_icr0(struct i40e_pf *pf);
1048int i40e_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd);
1049int i40e_open(struct net_device *netdev);
1050int i40e_close(struct net_device *netdev);
1051int i40e_vsi_open(struct i40e_vsi *vsi);
1052void i40e_vlan_stripping_disable(struct i40e_vsi *vsi);
1053int i40e_add_vlan_all_mac(struct i40e_vsi *vsi, s16 vid);
1054int i40e_vsi_add_vlan(struct i40e_vsi *vsi, u16 vid);
1055void i40e_rm_vlan_all_mac(struct i40e_vsi *vsi, s16 vid);
1056void i40e_vsi_kill_vlan(struct i40e_vsi *vsi, u16 vid);
1057struct i40e_mac_filter *i40e_add_mac_filter(struct i40e_vsi *vsi,
1058 const u8 *macaddr);
1059int i40e_del_mac_filter(struct i40e_vsi *vsi, const u8 *macaddr);
1060bool i40e_is_vsi_in_vlan(struct i40e_vsi *vsi);
1061struct i40e_mac_filter *i40e_find_mac(struct i40e_vsi *vsi, const u8 *macaddr);
1062void i40e_vlan_stripping_enable(struct i40e_vsi *vsi);
1063#ifdef CONFIG_I40E_DCB
1064void i40e_dcbnl_flush_apps(struct i40e_pf *pf,
1065 struct i40e_dcbx_config *old_cfg,
1066 struct i40e_dcbx_config *new_cfg);
1067void i40e_dcbnl_set_all(struct i40e_vsi *vsi);
1068void i40e_dcbnl_setup(struct i40e_vsi *vsi);
1069bool i40e_dcb_need_reconfig(struct i40e_pf *pf,
1070 struct i40e_dcbx_config *old_cfg,
1071 struct i40e_dcbx_config *new_cfg);
1072#endif
1073void i40e_ptp_rx_hang(struct i40e_pf *pf);
1074void i40e_ptp_tx_hang(struct i40e_pf *pf);
1075void i40e_ptp_tx_hwtstamp(struct i40e_pf *pf);
1076void i40e_ptp_rx_hwtstamp(struct i40e_pf *pf, struct sk_buff *skb, u8 index);
1077void i40e_ptp_set_increment(struct i40e_pf *pf);
1078int i40e_ptp_set_ts_config(struct i40e_pf *pf, struct ifreq *ifr);
1079int i40e_ptp_get_ts_config(struct i40e_pf *pf, struct ifreq *ifr);
1080void i40e_ptp_init(struct i40e_pf *pf);
1081void i40e_ptp_stop(struct i40e_pf *pf);
1082int i40e_is_vsi_uplink_mode_veb(struct i40e_vsi *vsi);
1083i40e_status i40e_get_partition_bw_setting(struct i40e_pf *pf);
1084i40e_status i40e_set_partition_bw_setting(struct i40e_pf *pf);
1085i40e_status i40e_commit_partition_bw_setting(struct i40e_pf *pf);
1086void i40e_print_link_message(struct i40e_vsi *vsi, bool isup);
1087
1088static inline bool i40e_enabled_xdp_vsi(struct i40e_vsi *vsi)
1089{
1090 return !!vsi->xdp_prog;
1091}
1092
1093int i40e_create_queue_channel(struct i40e_vsi *vsi, struct i40e_channel *ch);
1094int i40e_set_bw_limit(struct i40e_vsi *vsi, u16 seid, u64 max_tx_rate);
1095int i40e_add_del_cloud_filter(struct i40e_vsi *vsi,
1096 struct i40e_cloud_filter *filter,
1097 bool add);
1098int i40e_add_del_cloud_filter_big_buf(struct i40e_vsi *vsi,
1099 struct i40e_cloud_filter *filter,
1100 bool add);
1101#endif
1102