1/* SPDX-License-Identifier: GPL-2.0 */
2/* Copyright(c) 2013 - 2018 Intel Corporation. */
3
4#ifndef _IAVF_H_
5#define _IAVF_H_
6
7#include <linux/module.h>
8#include <linux/pci.h>
9#include <linux/netdevice.h>
10#include <linux/vmalloc.h>
11#include <linux/interrupt.h>
12#include <linux/ethtool.h>
13#include <linux/if_vlan.h>
14#include <linux/ip.h>
15#include <linux/tcp.h>
16#include <linux/sctp.h>
17#include <linux/ipv6.h>
18#include <linux/kernel.h>
19#include <linux/bitops.h>
20#include <linux/timer.h>
21#include <linux/workqueue.h>
22#include <linux/wait.h>
23#include <linux/delay.h>
24#include <linux/gfp.h>
25#include <linux/skbuff.h>
26#include <linux/dma-mapping.h>
27#include <linux/etherdevice.h>
28#include <linux/socket.h>
29#include <linux/jiffies.h>
30#include <net/ip6_checksum.h>
31#include <net/pkt_cls.h>
32#include <net/pkt_sched.h>
33#include <net/udp.h>
34#include <net/tc_act/tc_gact.h>
35#include <net/tc_act/tc_mirred.h>
36
37#include "iavf_type.h"
38#include <linux/avf/virtchnl.h>
39#include "iavf_txrx.h"
40#include "iavf_fdir.h"
41#include "iavf_adv_rss.h"
42#include <linux/bitmap.h>
43
44#define DEFAULT_DEBUG_LEVEL_SHIFT 3
45#define PFX "iavf: "
46
47int iavf_status_to_errno(enum iavf_status status);
48int virtchnl_status_to_errno(enum virtchnl_status_code v_status);
49
50/* VSI state flags shared with common code */
51enum iavf_vsi_state_t {
52 __IAVF_VSI_DOWN,
53 /* This must be last as it determines the size of the BITMAP */
54 __IAVF_VSI_STATE_SIZE__,
55};
56
57/* dummy struct to make common code less painful */
58struct iavf_vsi {
59 struct iavf_adapter *back;
60 struct net_device *netdev;
61 u16 seid;
62 u16 id;
63 DECLARE_BITMAP(state, __IAVF_VSI_STATE_SIZE__);
64 int base_vector;
65 u16 qs_handle;
66};
67
68/* How many Rx Buffers do we bundle into one write to the hardware ? */
69#define IAVF_RX_BUFFER_WRITE 16 /* Must be power of 2 */
70#define IAVF_DEFAULT_TXD 512
71#define IAVF_DEFAULT_RXD 512
72#define IAVF_MAX_TXD 4096
73#define IAVF_MIN_TXD 64
74#define IAVF_MAX_RXD 4096
75#define IAVF_MIN_RXD 64
76#define IAVF_REQ_DESCRIPTOR_MULTIPLE 32
77#define IAVF_MAX_AQ_BUF_SIZE 4096
78#define IAVF_AQ_LEN 32
79#define IAVF_AQ_MAX_ERR 20 /* times to try before resetting AQ */
80
81#define MAXIMUM_ETHERNET_VLAN_SIZE (VLAN_ETH_FRAME_LEN + ETH_FCS_LEN)
82
83#define IAVF_RX_DESC(R, i) (&(((union iavf_32byte_rx_desc *)((R)->desc))[i]))
84#define IAVF_TX_DESC(R, i) (&(((struct iavf_tx_desc *)((R)->desc))[i]))
85#define IAVF_TX_CTXTDESC(R, i) \
86 (&(((struct iavf_tx_context_desc *)((R)->desc))[i]))
87#define IAVF_MAX_REQ_QUEUES 16
88
89#define IAVF_HKEY_ARRAY_SIZE ((IAVF_VFQF_HKEY_MAX_INDEX + 1) * 4)
90#define IAVF_HLUT_ARRAY_SIZE ((IAVF_VFQF_HLUT_MAX_INDEX + 1) * 4)
91#define IAVF_MBPS_DIVISOR 125000 /* divisor to convert to Mbps */
92#define IAVF_MBPS_QUANTA 50
93
94#define IAVF_VIRTCHNL_VF_RESOURCE_SIZE \
95 virtchnl_struct_size((struct virtchnl_vf_resource *)NULL, \
96 vsi_res, IAVF_MAX_VF_VSI)
97
98/* MAX_MSIX_Q_VECTORS of these are allocated,
99 * but we only use one per queue-specific vector.
100 */
101struct iavf_q_vector {
102 struct iavf_adapter *adapter;
103 struct iavf_vsi *vsi;
104 struct napi_struct napi;
105 struct iavf_ring_container rx;
106 struct iavf_ring_container tx;
107 u32 ring_mask;
108 u8 itr_countdown; /* when 0 should adjust adaptive ITR */
109 u8 num_ringpairs; /* total number of ring pairs in vector */
110 u16 v_idx; /* index in the vsi->q_vector array. */
111 u16 reg_idx; /* register index of the interrupt */
112 char name[IFNAMSIZ + 15];
113 bool arm_wb_state;
114 cpumask_t affinity_mask;
115 struct irq_affinity_notify affinity_notify;
116};
117
118/* Helper macros to switch between ints/sec and what the register uses.
119 * And yes, it's the same math going both ways. The lowest value
120 * supported by all of the iavf hardware is 8.
121 */
122#define EITR_INTS_PER_SEC_TO_REG(_eitr) \
123 ((_eitr) ? (1000000000 / ((_eitr) * 256)) : 8)
124#define EITR_REG_TO_INTS_PER_SEC EITR_INTS_PER_SEC_TO_REG
125
126#define IAVF_DESC_UNUSED(R) \
127 ((((R)->next_to_clean > (R)->next_to_use) ? 0 : (R)->count) + \
128 (R)->next_to_clean - (R)->next_to_use - 1)
129
130#define OTHER_VECTOR 1
131#define NONQ_VECS (OTHER_VECTOR)
132
133#define MIN_MSIX_Q_VECTORS 1
134#define MIN_MSIX_COUNT (MIN_MSIX_Q_VECTORS + NONQ_VECS)
135
136#define IAVF_QUEUE_END_OF_LIST 0x7FF
137#define IAVF_FREE_VECTOR 0x7FFF
138struct iavf_mac_filter {
139 struct list_head list;
140 u8 macaddr[ETH_ALEN];
141 struct {
142 u8 is_new_mac:1; /* filter is new, wait for PF decision */
143 u8 remove:1; /* filter needs to be removed */
144 u8 add:1; /* filter needs to be added */
145 u8 is_primary:1; /* filter is a default VF MAC */
146 u8 add_handled:1; /* received response for filter add */
147 u8 padding:3;
148 };
149};
150
151#define IAVF_VLAN(vid, tpid) ((struct iavf_vlan){ vid, tpid })
152struct iavf_vlan {
153 u16 vid;
154 u16 tpid;
155};
156
157enum iavf_vlan_state_t {
158 IAVF_VLAN_INVALID,
159 IAVF_VLAN_ADD, /* filter needs to be added */
160 IAVF_VLAN_IS_NEW, /* filter is new, wait for PF answer */
161 IAVF_VLAN_ACTIVE, /* filter is accepted by PF */
162 IAVF_VLAN_DISABLE, /* filter needs to be deleted by PF, then marked INACTIVE */
163 IAVF_VLAN_INACTIVE, /* filter is inactive, we are in IFF_DOWN */
164 IAVF_VLAN_REMOVE, /* filter needs to be removed from list */
165};
166
167struct iavf_vlan_filter {
168 struct list_head list;
169 struct iavf_vlan vlan;
170 enum iavf_vlan_state_t state;
171};
172
173#define IAVF_MAX_TRAFFIC_CLASS 4
174/* State of traffic class creation */
175enum iavf_tc_state_t {
176 __IAVF_TC_INVALID, /* no traffic class, default state */
177 __IAVF_TC_RUNNING, /* traffic classes have been created */
178};
179
180/* channel info */
181struct iavf_channel_config {
182 struct virtchnl_channel_info ch_info[IAVF_MAX_TRAFFIC_CLASS];
183 enum iavf_tc_state_t state;
184 u8 total_qps;
185};
186
187/* State of cloud filter */
188enum iavf_cloud_filter_state_t {
189 __IAVF_CF_INVALID, /* cloud filter not added */
190 __IAVF_CF_ADD_PENDING, /* cloud filter pending add by the PF */
191 __IAVF_CF_DEL_PENDING, /* cloud filter pending del by the PF */
192 __IAVF_CF_ACTIVE, /* cloud filter is active */
193};
194
195/* Driver state. The order of these is important! */
196enum iavf_state_t {
197 __IAVF_STARTUP, /* driver loaded, probe complete */
198 __IAVF_REMOVE, /* driver is being unloaded */
199 __IAVF_INIT_VERSION_CHECK, /* aq msg sent, awaiting reply */
200 __IAVF_INIT_GET_RESOURCES, /* aq msg sent, awaiting reply */
201 __IAVF_INIT_EXTENDED_CAPS, /* process extended caps which require aq msg exchange */
202 __IAVF_INIT_CONFIG_ADAPTER,
203 __IAVF_INIT_SW, /* got resources, setting up structs */
204 __IAVF_INIT_FAILED, /* init failed, restarting procedure */
205 __IAVF_RESETTING, /* in reset */
206 __IAVF_COMM_FAILED, /* communication with PF failed */
207 /* Below here, watchdog is running */
208 __IAVF_DOWN, /* ready, can be opened */
209 __IAVF_DOWN_PENDING, /* descending, waiting for watchdog */
210 __IAVF_TESTING, /* in ethtool self-test */
211 __IAVF_RUNNING, /* opened, working */
212};
213
214enum iavf_critical_section_t {
215 __IAVF_IN_REMOVE_TASK, /* device being removed */
216};
217
218#define IAVF_CLOUD_FIELD_OMAC 0x01
219#define IAVF_CLOUD_FIELD_IMAC 0x02
220#define IAVF_CLOUD_FIELD_IVLAN 0x04
221#define IAVF_CLOUD_FIELD_TEN_ID 0x08
222#define IAVF_CLOUD_FIELD_IIP 0x10
223
224#define IAVF_CF_FLAGS_OMAC IAVF_CLOUD_FIELD_OMAC
225#define IAVF_CF_FLAGS_IMAC IAVF_CLOUD_FIELD_IMAC
226#define IAVF_CF_FLAGS_IMAC_IVLAN (IAVF_CLOUD_FIELD_IMAC |\
227 IAVF_CLOUD_FIELD_IVLAN)
228#define IAVF_CF_FLAGS_IMAC_TEN_ID (IAVF_CLOUD_FIELD_IMAC |\
229 IAVF_CLOUD_FIELD_TEN_ID)
230#define IAVF_CF_FLAGS_OMAC_TEN_ID_IMAC (IAVF_CLOUD_FIELD_OMAC |\
231 IAVF_CLOUD_FIELD_IMAC |\
232 IAVF_CLOUD_FIELD_TEN_ID)
233#define IAVF_CF_FLAGS_IMAC_IVLAN_TEN_ID (IAVF_CLOUD_FIELD_IMAC |\
234 IAVF_CLOUD_FIELD_IVLAN |\
235 IAVF_CLOUD_FIELD_TEN_ID)
236#define IAVF_CF_FLAGS_IIP IAVF_CLOUD_FIELD_IIP
237
238/* bookkeeping of cloud filters */
239struct iavf_cloud_filter {
240 enum iavf_cloud_filter_state_t state;
241 struct list_head list;
242 struct virtchnl_filter f;
243 unsigned long cookie;
244 bool del; /* filter needs to be deleted */
245 bool add; /* filter needs to be added */
246};
247
248#define IAVF_RESET_WAIT_MS 10
249#define IAVF_RESET_WAIT_DETECTED_COUNT 500
250#define IAVF_RESET_WAIT_COMPLETE_COUNT 2000
251
252/* board specific private data structure */
253struct iavf_adapter {
254 struct workqueue_struct *wq;
255 struct work_struct reset_task;
256 struct work_struct adminq_task;
257 struct work_struct finish_config;
258 wait_queue_head_t down_waitqueue;
259 wait_queue_head_t reset_waitqueue;
260 wait_queue_head_t vc_waitqueue;
261 struct iavf_q_vector *q_vectors;
262 struct list_head vlan_filter_list;
263 int num_vlan_filters;
264 struct list_head mac_filter_list;
265 struct mutex crit_lock;
266 /* Lock to protect accesses to MAC and VLAN lists */
267 spinlock_t mac_vlan_list_lock;
268 char misc_vector_name[IFNAMSIZ + 9];
269 int num_active_queues;
270 int num_req_queues;
271
272 /* TX */
273 struct iavf_ring *tx_rings;
274 u32 tx_timeout_count;
275 u32 tx_desc_count;
276
277 /* RX */
278 struct iavf_ring *rx_rings;
279 u64 hw_csum_rx_error;
280 u32 rx_desc_count;
281 int num_msix_vectors;
282 struct msix_entry *msix_entries;
283
284 u32 flags;
285#define IAVF_FLAG_RX_CSUM_ENABLED BIT(0)
286#define IAVF_FLAG_PF_COMMS_FAILED BIT(3)
287#define IAVF_FLAG_RESET_PENDING BIT(4)
288#define IAVF_FLAG_RESET_NEEDED BIT(5)
289#define IAVF_FLAG_WB_ON_ITR_CAPABLE BIT(6)
290#define IAVF_FLAG_LEGACY_RX BIT(15)
291#define IAVF_FLAG_REINIT_ITR_NEEDED BIT(16)
292#define IAVF_FLAG_QUEUES_DISABLED BIT(17)
293#define IAVF_FLAG_SETUP_NETDEV_FEATURES BIT(18)
294#define IAVF_FLAG_REINIT_MSIX_NEEDED BIT(20)
295/* duplicates for common code */
296#define IAVF_FLAG_DCB_ENABLED 0
297 /* flags for admin queue service task */
298 u64 aq_required;
299#define IAVF_FLAG_AQ_ENABLE_QUEUES BIT_ULL(0)
300#define IAVF_FLAG_AQ_DISABLE_QUEUES BIT_ULL(1)
301#define IAVF_FLAG_AQ_ADD_MAC_FILTER BIT_ULL(2)
302#define IAVF_FLAG_AQ_ADD_VLAN_FILTER BIT_ULL(3)
303#define IAVF_FLAG_AQ_DEL_MAC_FILTER BIT_ULL(4)
304#define IAVF_FLAG_AQ_DEL_VLAN_FILTER BIT_ULL(5)
305#define IAVF_FLAG_AQ_CONFIGURE_QUEUES BIT_ULL(6)
306#define IAVF_FLAG_AQ_MAP_VECTORS BIT_ULL(7)
307#define IAVF_FLAG_AQ_HANDLE_RESET BIT_ULL(8)
308#define IAVF_FLAG_AQ_CONFIGURE_RSS BIT_ULL(9) /* direct AQ config */
309#define IAVF_FLAG_AQ_GET_CONFIG BIT_ULL(10)
310/* Newer style, RSS done by the PF so we can ignore hardware vagaries. */
311#define IAVF_FLAG_AQ_GET_HENA BIT_ULL(11)
312#define IAVF_FLAG_AQ_SET_HENA BIT_ULL(12)
313#define IAVF_FLAG_AQ_SET_RSS_KEY BIT_ULL(13)
314#define IAVF_FLAG_AQ_SET_RSS_LUT BIT_ULL(14)
315#define IAVF_FLAG_AQ_CONFIGURE_PROMISC_MODE BIT_ULL(15)
316#define IAVF_FLAG_AQ_ENABLE_VLAN_STRIPPING BIT_ULL(19)
317#define IAVF_FLAG_AQ_DISABLE_VLAN_STRIPPING BIT_ULL(20)
318#define IAVF_FLAG_AQ_ENABLE_CHANNELS BIT_ULL(21)
319#define IAVF_FLAG_AQ_DISABLE_CHANNELS BIT_ULL(22)
320#define IAVF_FLAG_AQ_ADD_CLOUD_FILTER BIT_ULL(23)
321#define IAVF_FLAG_AQ_DEL_CLOUD_FILTER BIT_ULL(24)
322#define IAVF_FLAG_AQ_ADD_FDIR_FILTER BIT_ULL(25)
323#define IAVF_FLAG_AQ_DEL_FDIR_FILTER BIT_ULL(26)
324#define IAVF_FLAG_AQ_ADD_ADV_RSS_CFG BIT_ULL(27)
325#define IAVF_FLAG_AQ_DEL_ADV_RSS_CFG BIT_ULL(28)
326#define IAVF_FLAG_AQ_REQUEST_STATS BIT_ULL(29)
327#define IAVF_FLAG_AQ_GET_OFFLOAD_VLAN_V2_CAPS BIT_ULL(30)
328#define IAVF_FLAG_AQ_ENABLE_CTAG_VLAN_STRIPPING BIT_ULL(31)
329#define IAVF_FLAG_AQ_DISABLE_CTAG_VLAN_STRIPPING BIT_ULL(32)
330#define IAVF_FLAG_AQ_ENABLE_STAG_VLAN_STRIPPING BIT_ULL(33)
331#define IAVF_FLAG_AQ_DISABLE_STAG_VLAN_STRIPPING BIT_ULL(34)
332#define IAVF_FLAG_AQ_ENABLE_CTAG_VLAN_INSERTION BIT_ULL(35)
333#define IAVF_FLAG_AQ_DISABLE_CTAG_VLAN_INSERTION BIT_ULL(36)
334#define IAVF_FLAG_AQ_ENABLE_STAG_VLAN_INSERTION BIT_ULL(37)
335#define IAVF_FLAG_AQ_DISABLE_STAG_VLAN_INSERTION BIT_ULL(38)
336
337 /* flags for processing extended capability messages during
338 * __IAVF_INIT_EXTENDED_CAPS. Each capability exchange requires
339 * both a SEND and a RECV step, which must be processed in sequence.
340 *
341 * During the __IAVF_INIT_EXTENDED_CAPS state, the driver will
342 * process one flag at a time during each state loop.
343 */
344 u64 extended_caps;
345#define IAVF_EXTENDED_CAP_SEND_VLAN_V2 BIT_ULL(0)
346#define IAVF_EXTENDED_CAP_RECV_VLAN_V2 BIT_ULL(1)
347
348#define IAVF_EXTENDED_CAPS \
349 (IAVF_EXTENDED_CAP_SEND_VLAN_V2 | \
350 IAVF_EXTENDED_CAP_RECV_VLAN_V2)
351
352 /* Lock to prevent possible clobbering of
353 * current_netdev_promisc_flags
354 */
355 spinlock_t current_netdev_promisc_flags_lock;
356 netdev_features_t current_netdev_promisc_flags;
357
358 /* OS defined structs */
359 struct net_device *netdev;
360 struct pci_dev *pdev;
361
362 struct iavf_hw hw; /* defined in iavf_type.h */
363
364 enum iavf_state_t state;
365 enum iavf_state_t last_state;
366 unsigned long crit_section;
367
368 struct delayed_work watchdog_task;
369 bool link_up;
370 enum virtchnl_link_speed link_speed;
371 /* This is only populated if the VIRTCHNL_VF_CAP_ADV_LINK_SPEED is set
372 * in vf_res->vf_cap_flags. Use ADV_LINK_SUPPORT macro to determine if
373 * this field is valid. This field should be used going forward and the
374 * enum virtchnl_link_speed above should be considered the legacy way of
375 * storing/communicating link speeds.
376 */
377 u32 link_speed_mbps;
378
379 enum virtchnl_ops current_op;
380/* RSS by the PF should be preferred over RSS via other methods. */
381#define RSS_PF(_a) ((_a)->vf_res->vf_cap_flags & \
382 VIRTCHNL_VF_OFFLOAD_RSS_PF)
383#define RSS_AQ(_a) ((_a)->vf_res->vf_cap_flags & \
384 VIRTCHNL_VF_OFFLOAD_RSS_AQ)
385#define RSS_REG(_a) (!((_a)->vf_res->vf_cap_flags & \
386 (VIRTCHNL_VF_OFFLOAD_RSS_AQ | \
387 VIRTCHNL_VF_OFFLOAD_RSS_PF)))
388#define VLAN_ALLOWED(_a) ((_a)->vf_res->vf_cap_flags & \
389 VIRTCHNL_VF_OFFLOAD_VLAN)
390#define VLAN_V2_ALLOWED(_a) ((_a)->vf_res->vf_cap_flags & \
391 VIRTCHNL_VF_OFFLOAD_VLAN_V2)
392#define CRC_OFFLOAD_ALLOWED(_a) ((_a)->vf_res->vf_cap_flags & \
393 VIRTCHNL_VF_OFFLOAD_CRC)
394#define VLAN_V2_FILTERING_ALLOWED(_a) \
395 (VLAN_V2_ALLOWED((_a)) && \
396 ((_a)->vlan_v2_caps.filtering.filtering_support.outer || \
397 (_a)->vlan_v2_caps.filtering.filtering_support.inner))
398#define VLAN_FILTERING_ALLOWED(_a) \
399 (VLAN_ALLOWED((_a)) || VLAN_V2_FILTERING_ALLOWED((_a)))
400#define ADV_LINK_SUPPORT(_a) ((_a)->vf_res->vf_cap_flags & \
401 VIRTCHNL_VF_CAP_ADV_LINK_SPEED)
402#define FDIR_FLTR_SUPPORT(_a) ((_a)->vf_res->vf_cap_flags & \
403 VIRTCHNL_VF_OFFLOAD_FDIR_PF)
404#define ADV_RSS_SUPPORT(_a) ((_a)->vf_res->vf_cap_flags & \
405 VIRTCHNL_VF_OFFLOAD_ADV_RSS_PF)
406 struct virtchnl_vf_resource *vf_res; /* incl. all VSIs */
407 struct virtchnl_vsi_resource *vsi_res; /* our LAN VSI */
408 struct virtchnl_version_info pf_version;
409#define PF_IS_V11(_a) (((_a)->pf_version.major == 1) && \
410 ((_a)->pf_version.minor == 1))
411 struct virtchnl_vlan_caps vlan_v2_caps;
412 u16 msg_enable;
413 struct iavf_eth_stats current_stats;
414 struct iavf_vsi vsi;
415 u32 aq_wait_count;
416 /* RSS stuff */
417 u64 hena;
418 u16 rss_key_size;
419 u16 rss_lut_size;
420 u8 *rss_key;
421 u8 *rss_lut;
422 /* ADQ related members */
423 struct iavf_channel_config ch_config;
424 u8 num_tc;
425 struct list_head cloud_filter_list;
426 /* lock to protect access to the cloud filter list */
427 spinlock_t cloud_filter_list_lock;
428 u16 num_cloud_filters;
429 /* snapshot of "num_active_queues" before setup_tc for qdisc add
430 * is invoked. This information is useful during qdisc del flow,
431 * to restore correct number of queues
432 */
433 int orig_num_active_queues;
434
435#define IAVF_MAX_FDIR_FILTERS 128 /* max allowed Flow Director filters */
436 u16 fdir_active_fltr;
437 struct list_head fdir_list_head;
438 spinlock_t fdir_fltr_lock; /* protect the Flow Director filter list */
439
440 struct list_head adv_rss_list_head;
441 spinlock_t adv_rss_lock; /* protect the RSS management list */
442};
443
444
445/* Ethtool Private Flags */
446
447/* needed by iavf_ethtool.c */
448extern char iavf_driver_name[];
449
450static inline const char *iavf_state_str(enum iavf_state_t state)
451{
452 switch (state) {
453 case __IAVF_STARTUP:
454 return "__IAVF_STARTUP";
455 case __IAVF_REMOVE:
456 return "__IAVF_REMOVE";
457 case __IAVF_INIT_VERSION_CHECK:
458 return "__IAVF_INIT_VERSION_CHECK";
459 case __IAVF_INIT_GET_RESOURCES:
460 return "__IAVF_INIT_GET_RESOURCES";
461 case __IAVF_INIT_EXTENDED_CAPS:
462 return "__IAVF_INIT_EXTENDED_CAPS";
463 case __IAVF_INIT_CONFIG_ADAPTER:
464 return "__IAVF_INIT_CONFIG_ADAPTER";
465 case __IAVF_INIT_SW:
466 return "__IAVF_INIT_SW";
467 case __IAVF_INIT_FAILED:
468 return "__IAVF_INIT_FAILED";
469 case __IAVF_RESETTING:
470 return "__IAVF_RESETTING";
471 case __IAVF_COMM_FAILED:
472 return "__IAVF_COMM_FAILED";
473 case __IAVF_DOWN:
474 return "__IAVF_DOWN";
475 case __IAVF_DOWN_PENDING:
476 return "__IAVF_DOWN_PENDING";
477 case __IAVF_TESTING:
478 return "__IAVF_TESTING";
479 case __IAVF_RUNNING:
480 return "__IAVF_RUNNING";
481 default:
482 return "__IAVF_UNKNOWN_STATE";
483 }
484}
485
486static inline void iavf_change_state(struct iavf_adapter *adapter,
487 enum iavf_state_t state)
488{
489 if (adapter->state != state) {
490 adapter->last_state = adapter->state;
491 adapter->state = state;
492 }
493 dev_dbg(&adapter->pdev->dev,
494 "state transition from:%s to:%s\n",
495 iavf_state_str(adapter->last_state),
496 iavf_state_str(adapter->state));
497}
498
499int iavf_up(struct iavf_adapter *adapter);
500void iavf_down(struct iavf_adapter *adapter);
501int iavf_process_config(struct iavf_adapter *adapter);
502int iavf_parse_vf_resource_msg(struct iavf_adapter *adapter);
503void iavf_schedule_reset(struct iavf_adapter *adapter, u64 flags);
504void iavf_schedule_aq_request(struct iavf_adapter *adapter, u64 flags);
505void iavf_schedule_finish_config(struct iavf_adapter *adapter);
506void iavf_reset(struct iavf_adapter *adapter);
507void iavf_set_ethtool_ops(struct net_device *netdev);
508void iavf_update_stats(struct iavf_adapter *adapter);
509void iavf_free_all_tx_resources(struct iavf_adapter *adapter);
510void iavf_free_all_rx_resources(struct iavf_adapter *adapter);
511
512void iavf_napi_add_all(struct iavf_adapter *adapter);
513void iavf_napi_del_all(struct iavf_adapter *adapter);
514
515int iavf_send_api_ver(struct iavf_adapter *adapter);
516int iavf_verify_api_ver(struct iavf_adapter *adapter);
517int iavf_send_vf_config_msg(struct iavf_adapter *adapter);
518int iavf_get_vf_config(struct iavf_adapter *adapter);
519int iavf_get_vf_vlan_v2_caps(struct iavf_adapter *adapter);
520int iavf_send_vf_offload_vlan_v2_msg(struct iavf_adapter *adapter);
521void iavf_set_queue_vlan_tag_loc(struct iavf_adapter *adapter);
522u16 iavf_get_num_vlans_added(struct iavf_adapter *adapter);
523void iavf_irq_enable(struct iavf_adapter *adapter, bool flush);
524void iavf_configure_queues(struct iavf_adapter *adapter);
525void iavf_deconfigure_queues(struct iavf_adapter *adapter);
526void iavf_enable_queues(struct iavf_adapter *adapter);
527void iavf_disable_queues(struct iavf_adapter *adapter);
528void iavf_map_queues(struct iavf_adapter *adapter);
529int iavf_request_queues(struct iavf_adapter *adapter, int num);
530void iavf_add_ether_addrs(struct iavf_adapter *adapter);
531void iavf_del_ether_addrs(struct iavf_adapter *adapter);
532void iavf_add_vlans(struct iavf_adapter *adapter);
533void iavf_del_vlans(struct iavf_adapter *adapter);
534void iavf_set_promiscuous(struct iavf_adapter *adapter);
535bool iavf_promiscuous_mode_changed(struct iavf_adapter *adapter);
536void iavf_request_stats(struct iavf_adapter *adapter);
537int iavf_request_reset(struct iavf_adapter *adapter);
538void iavf_get_hena(struct iavf_adapter *adapter);
539void iavf_set_hena(struct iavf_adapter *adapter);
540void iavf_set_rss_key(struct iavf_adapter *adapter);
541void iavf_set_rss_lut(struct iavf_adapter *adapter);
542void iavf_enable_vlan_stripping(struct iavf_adapter *adapter);
543void iavf_disable_vlan_stripping(struct iavf_adapter *adapter);
544void iavf_virtchnl_completion(struct iavf_adapter *adapter,
545 enum virtchnl_ops v_opcode,
546 enum iavf_status v_retval, u8 *msg, u16 msglen);
547int iavf_config_rss(struct iavf_adapter *adapter);
548int iavf_lan_add_device(struct iavf_adapter *adapter);
549int iavf_lan_del_device(struct iavf_adapter *adapter);
550void iavf_enable_channels(struct iavf_adapter *adapter);
551void iavf_disable_channels(struct iavf_adapter *adapter);
552void iavf_add_cloud_filter(struct iavf_adapter *adapter);
553void iavf_del_cloud_filter(struct iavf_adapter *adapter);
554void iavf_enable_vlan_stripping_v2(struct iavf_adapter *adapter, u16 tpid);
555void iavf_disable_vlan_stripping_v2(struct iavf_adapter *adapter, u16 tpid);
556void iavf_enable_vlan_insertion_v2(struct iavf_adapter *adapter, u16 tpid);
557void iavf_disable_vlan_insertion_v2(struct iavf_adapter *adapter, u16 tpid);
558void iavf_add_fdir_filter(struct iavf_adapter *adapter);
559void iavf_del_fdir_filter(struct iavf_adapter *adapter);
560void iavf_add_adv_rss_cfg(struct iavf_adapter *adapter);
561void iavf_del_adv_rss_cfg(struct iavf_adapter *adapter);
562struct iavf_mac_filter *iavf_add_filter(struct iavf_adapter *adapter,
563 const u8 *macaddr);
564int iavf_wait_for_reset(struct iavf_adapter *adapter);
565#endif /* _IAVF_H_ */
566

source code of linux/drivers/net/ethernet/intel/iavf/iavf.h