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/aer.h>
10 #include <linux/netdevice.h>
11 #include <linux/vmalloc.h>
12 #include <linux/interrupt.h>
13 #include <linux/ethtool.h>
14 #include <linux/if_vlan.h>
15 #include <linux/ip.h>
16 #include <linux/tcp.h>
17 #include <linux/sctp.h>
18 #include <linux/ipv6.h>
19 #include <linux/kernel.h>
20 #include <linux/bitops.h>
21 #include <linux/timer.h>
22 #include <linux/workqueue.h>
23 #include <linux/wait.h>
24 #include <linux/delay.h>
25 #include <linux/gfp.h>
26 #include <linux/skbuff.h>
27 #include <linux/dma-mapping.h>
28 #include <linux/etherdevice.h>
29 #include <linux/socket.h>
30 #include <linux/jiffies.h>
31 #include <net/ip6_checksum.h>
32 #include <net/pkt_cls.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
47 int iavf_status_to_errno(enum iavf_status status);
48 int virtchnl_status_to_errno(enum virtchnl_status_code v_status);
49
50 /* VSI state flags shared with common code */
51 enum 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 */
58 struct iavf_vsi {
59 struct iavf_adapter *back;
60 struct net_device *netdev;
61 unsigned long active_cvlans[BITS_TO_LONGS(VLAN_N_VID)];
62 unsigned long active_svlans[BITS_TO_LONGS(VLAN_N_VID)];
63 u16 seid;
64 u16 id;
65 DECLARE_BITMAP(state, __IAVF_VSI_STATE_SIZE__);
66 int base_vector;
67 u16 qs_handle;
68 void *priv; /* client driver data reference. */
69 };
70
71 /* How many Rx Buffers do we bundle into one write to the hardware ? */
72 #define IAVF_RX_BUFFER_WRITE 16 /* Must be power of 2 */
73 #define IAVF_DEFAULT_TXD 512
74 #define IAVF_DEFAULT_RXD 512
75 #define IAVF_MAX_TXD 4096
76 #define IAVF_MIN_TXD 64
77 #define IAVF_MAX_RXD 4096
78 #define IAVF_MIN_RXD 64
79 #define IAVF_REQ_DESCRIPTOR_MULTIPLE 32
80 #define IAVF_MAX_AQ_BUF_SIZE 4096
81 #define IAVF_AQ_LEN 32
82 #define IAVF_AQ_MAX_ERR 20 /* times to try before resetting AQ */
83
84 #define MAXIMUM_ETHERNET_VLAN_SIZE (VLAN_ETH_FRAME_LEN + ETH_FCS_LEN)
85
86 #define IAVF_RX_DESC(R, i) (&(((union iavf_32byte_rx_desc *)((R)->desc))[i]))
87 #define IAVF_TX_DESC(R, i) (&(((struct iavf_tx_desc *)((R)->desc))[i]))
88 #define IAVF_TX_CTXTDESC(R, i) \
89 (&(((struct iavf_tx_context_desc *)((R)->desc))[i]))
90 #define IAVF_MAX_REQ_QUEUES 16
91
92 #define IAVF_HKEY_ARRAY_SIZE ((IAVF_VFQF_HKEY_MAX_INDEX + 1) * 4)
93 #define IAVF_HLUT_ARRAY_SIZE ((IAVF_VFQF_HLUT_MAX_INDEX + 1) * 4)
94 #define IAVF_MBPS_DIVISOR 125000 /* divisor to convert to Mbps */
95 #define IAVF_MBPS_QUANTA 50
96
97 #define IAVF_VIRTCHNL_VF_RESOURCE_SIZE (sizeof(struct virtchnl_vf_resource) + \
98 (IAVF_MAX_VF_VSI * \
99 sizeof(struct virtchnl_vsi_resource)))
100
101 /* MAX_MSIX_Q_VECTORS of these are allocated,
102 * but we only use one per queue-specific vector.
103 */
104 struct iavf_q_vector {
105 struct iavf_adapter *adapter;
106 struct iavf_vsi *vsi;
107 struct napi_struct napi;
108 struct iavf_ring_container rx;
109 struct iavf_ring_container tx;
110 u32 ring_mask;
111 u8 itr_countdown; /* when 0 should adjust adaptive ITR */
112 u8 num_ringpairs; /* total number of ring pairs in vector */
113 u16 v_idx; /* index in the vsi->q_vector array. */
114 u16 reg_idx; /* register index of the interrupt */
115 char name[IFNAMSIZ + 15];
116 bool arm_wb_state;
117 cpumask_t affinity_mask;
118 struct irq_affinity_notify affinity_notify;
119 };
120
121 /* Helper macros to switch between ints/sec and what the register uses.
122 * And yes, it's the same math going both ways. The lowest value
123 * supported by all of the iavf hardware is 8.
124 */
125 #define EITR_INTS_PER_SEC_TO_REG(_eitr) \
126 ((_eitr) ? (1000000000 / ((_eitr) * 256)) : 8)
127 #define EITR_REG_TO_INTS_PER_SEC EITR_INTS_PER_SEC_TO_REG
128
129 #define IAVF_DESC_UNUSED(R) \
130 ((((R)->next_to_clean > (R)->next_to_use) ? 0 : (R)->count) + \
131 (R)->next_to_clean - (R)->next_to_use - 1)
132
133 #define OTHER_VECTOR 1
134 #define NONQ_VECS (OTHER_VECTOR)
135
136 #define MIN_MSIX_Q_VECTORS 1
137 #define MIN_MSIX_COUNT (MIN_MSIX_Q_VECTORS + NONQ_VECS)
138
139 #define IAVF_QUEUE_END_OF_LIST 0x7FF
140 #define IAVF_FREE_VECTOR 0x7FFF
141 struct iavf_mac_filter {
142 struct list_head list;
143 u8 macaddr[ETH_ALEN];
144 struct {
145 u8 is_new_mac:1; /* filter is new, wait for PF decision */
146 u8 remove:1; /* filter needs to be removed */
147 u8 add:1; /* filter needs to be added */
148 u8 is_primary:1; /* filter is a default VF MAC */
149 u8 add_handled:1; /* received response for filter add */
150 u8 padding:3;
151 };
152 };
153
154 #define IAVF_VLAN(vid, tpid) ((struct iavf_vlan){ vid, tpid })
155 struct iavf_vlan {
156 u16 vid;
157 u16 tpid;
158 };
159
160 struct iavf_vlan_filter {
161 struct list_head list;
162 struct iavf_vlan vlan;
163 struct {
164 u8 is_new_vlan:1; /* filter is new, wait for PF answer */
165 u8 remove:1; /* filter needs to be removed */
166 u8 add:1; /* filter needs to be added */
167 u8 padding:5;
168 };
169 };
170
171 #define IAVF_MAX_TRAFFIC_CLASS 4
172 /* State of traffic class creation */
173 enum iavf_tc_state_t {
174 __IAVF_TC_INVALID, /* no traffic class, default state */
175 __IAVF_TC_RUNNING, /* traffic classes have been created */
176 };
177
178 /* channel info */
179 struct iavf_channel_config {
180 struct virtchnl_channel_info ch_info[IAVF_MAX_TRAFFIC_CLASS];
181 enum iavf_tc_state_t state;
182 u8 total_qps;
183 };
184
185 /* State of cloud filter */
186 enum iavf_cloud_filter_state_t {
187 __IAVF_CF_INVALID, /* cloud filter not added */
188 __IAVF_CF_ADD_PENDING, /* cloud filter pending add by the PF */
189 __IAVF_CF_DEL_PENDING, /* cloud filter pending del by the PF */
190 __IAVF_CF_ACTIVE, /* cloud filter is active */
191 };
192
193 /* Driver state. The order of these is important! */
194 enum iavf_state_t {
195 __IAVF_STARTUP, /* driver loaded, probe complete */
196 __IAVF_REMOVE, /* driver is being unloaded */
197 __IAVF_INIT_VERSION_CHECK, /* aq msg sent, awaiting reply */
198 __IAVF_INIT_GET_RESOURCES, /* aq msg sent, awaiting reply */
199 __IAVF_INIT_EXTENDED_CAPS, /* process extended caps which require aq msg exchange */
200 __IAVF_INIT_CONFIG_ADAPTER,
201 __IAVF_INIT_SW, /* got resources, setting up structs */
202 __IAVF_INIT_FAILED, /* init failed, restarting procedure */
203 __IAVF_RESETTING, /* in reset */
204 __IAVF_COMM_FAILED, /* communication with PF failed */
205 /* Below here, watchdog is running */
206 __IAVF_DOWN, /* ready, can be opened */
207 __IAVF_DOWN_PENDING, /* descending, waiting for watchdog */
208 __IAVF_TESTING, /* in ethtool self-test */
209 __IAVF_RUNNING, /* opened, working */
210 };
211
212 enum iavf_critical_section_t {
213 __IAVF_IN_REMOVE_TASK, /* device being removed */
214 };
215
216 #define IAVF_CLOUD_FIELD_OMAC 0x01
217 #define IAVF_CLOUD_FIELD_IMAC 0x02
218 #define IAVF_CLOUD_FIELD_IVLAN 0x04
219 #define IAVF_CLOUD_FIELD_TEN_ID 0x08
220 #define IAVF_CLOUD_FIELD_IIP 0x10
221
222 #define IAVF_CF_FLAGS_OMAC IAVF_CLOUD_FIELD_OMAC
223 #define IAVF_CF_FLAGS_IMAC IAVF_CLOUD_FIELD_IMAC
224 #define IAVF_CF_FLAGS_IMAC_IVLAN (IAVF_CLOUD_FIELD_IMAC |\
225 IAVF_CLOUD_FIELD_IVLAN)
226 #define IAVF_CF_FLAGS_IMAC_TEN_ID (IAVF_CLOUD_FIELD_IMAC |\
227 IAVF_CLOUD_FIELD_TEN_ID)
228 #define IAVF_CF_FLAGS_OMAC_TEN_ID_IMAC (IAVF_CLOUD_FIELD_OMAC |\
229 IAVF_CLOUD_FIELD_IMAC |\
230 IAVF_CLOUD_FIELD_TEN_ID)
231 #define IAVF_CF_FLAGS_IMAC_IVLAN_TEN_ID (IAVF_CLOUD_FIELD_IMAC |\
232 IAVF_CLOUD_FIELD_IVLAN |\
233 IAVF_CLOUD_FIELD_TEN_ID)
234 #define IAVF_CF_FLAGS_IIP IAVF_CLOUD_FIELD_IIP
235
236 /* bookkeeping of cloud filters */
237 struct iavf_cloud_filter {
238 enum iavf_cloud_filter_state_t state;
239 struct list_head list;
240 struct virtchnl_filter f;
241 unsigned long cookie;
242 bool del; /* filter needs to be deleted */
243 bool add; /* filter needs to be added */
244 };
245
246 #define IAVF_RESET_WAIT_MS 10
247 #define IAVF_RESET_WAIT_DETECTED_COUNT 500
248 #define IAVF_RESET_WAIT_COMPLETE_COUNT 2000
249
250 /* board specific private data structure */
251 struct iavf_adapter {
252 struct workqueue_struct *wq;
253 struct work_struct reset_task;
254 struct work_struct adminq_task;
255 struct delayed_work client_task;
256 wait_queue_head_t down_waitqueue;
257 wait_queue_head_t vc_waitqueue;
258 struct iavf_q_vector *q_vectors;
259 struct list_head vlan_filter_list;
260 struct list_head mac_filter_list;
261 struct mutex crit_lock;
262 struct mutex client_lock;
263 /* Lock to protect accesses to MAC and VLAN lists */
264 spinlock_t mac_vlan_list_lock;
265 char misc_vector_name[IFNAMSIZ + 9];
266 int num_active_queues;
267 int num_req_queues;
268
269 /* TX */
270 struct iavf_ring *tx_rings;
271 u32 tx_timeout_count;
272 u32 tx_desc_count;
273
274 /* RX */
275 struct iavf_ring *rx_rings;
276 u64 hw_csum_rx_error;
277 u32 rx_desc_count;
278 int num_msix_vectors;
279 int num_iwarp_msix;
280 int iwarp_base_vector;
281 u32 client_pending;
282 struct iavf_client_instance *cinst;
283 struct msix_entry *msix_entries;
284
285 u32 flags;
286 #define IAVF_FLAG_RX_CSUM_ENABLED BIT(0)
287 #define IAVF_FLAG_PF_COMMS_FAILED BIT(3)
288 #define IAVF_FLAG_RESET_PENDING BIT(4)
289 #define IAVF_FLAG_RESET_NEEDED BIT(5)
290 #define IAVF_FLAG_WB_ON_ITR_CAPABLE BIT(6)
291 #define IAVF_FLAG_SERVICE_CLIENT_REQUESTED BIT(9)
292 #define IAVF_FLAG_CLIENT_NEEDS_OPEN BIT(10)
293 #define IAVF_FLAG_CLIENT_NEEDS_CLOSE BIT(11)
294 #define IAVF_FLAG_CLIENT_NEEDS_L2_PARAMS BIT(12)
295 #define IAVF_FLAG_PROMISC_ON BIT(13)
296 #define IAVF_FLAG_ALLMULTI_ON BIT(14)
297 #define IAVF_FLAG_LEGACY_RX BIT(15)
298 #define IAVF_FLAG_REINIT_ITR_NEEDED BIT(16)
299 #define IAVF_FLAG_QUEUES_DISABLED BIT(17)
300 #define IAVF_FLAG_SETUP_NETDEV_FEATURES BIT(18)
301 #define IAVF_FLAG_REINIT_MSIX_NEEDED BIT(20)
302 /* duplicates for common code */
303 #define IAVF_FLAG_DCB_ENABLED 0
304 /* flags for admin queue service task */
305 u64 aq_required;
306 #define IAVF_FLAG_AQ_ENABLE_QUEUES BIT_ULL(0)
307 #define IAVF_FLAG_AQ_DISABLE_QUEUES BIT_ULL(1)
308 #define IAVF_FLAG_AQ_ADD_MAC_FILTER BIT_ULL(2)
309 #define IAVF_FLAG_AQ_ADD_VLAN_FILTER BIT_ULL(3)
310 #define IAVF_FLAG_AQ_DEL_MAC_FILTER BIT_ULL(4)
311 #define IAVF_FLAG_AQ_DEL_VLAN_FILTER BIT_ULL(5)
312 #define IAVF_FLAG_AQ_CONFIGURE_QUEUES BIT_ULL(6)
313 #define IAVF_FLAG_AQ_MAP_VECTORS BIT_ULL(7)
314 #define IAVF_FLAG_AQ_HANDLE_RESET BIT_ULL(8)
315 #define IAVF_FLAG_AQ_CONFIGURE_RSS BIT_ULL(9) /* direct AQ config */
316 #define IAVF_FLAG_AQ_GET_CONFIG BIT_ULL(10)
317 /* Newer style, RSS done by the PF so we can ignore hardware vagaries. */
318 #define IAVF_FLAG_AQ_GET_HENA BIT_ULL(11)
319 #define IAVF_FLAG_AQ_SET_HENA BIT_ULL(12)
320 #define IAVF_FLAG_AQ_SET_RSS_KEY BIT_ULL(13)
321 #define IAVF_FLAG_AQ_SET_RSS_LUT BIT_ULL(14)
322 #define IAVF_FLAG_AQ_REQUEST_PROMISC BIT_ULL(15)
323 #define IAVF_FLAG_AQ_RELEASE_PROMISC BIT_ULL(16)
324 #define IAVF_FLAG_AQ_REQUEST_ALLMULTI BIT_ULL(17)
325 #define IAVF_FLAG_AQ_RELEASE_ALLMULTI BIT_ULL(18)
326 #define IAVF_FLAG_AQ_ENABLE_VLAN_STRIPPING BIT_ULL(19)
327 #define IAVF_FLAG_AQ_DISABLE_VLAN_STRIPPING BIT_ULL(20)
328 #define IAVF_FLAG_AQ_ENABLE_CHANNELS BIT_ULL(21)
329 #define IAVF_FLAG_AQ_DISABLE_CHANNELS BIT_ULL(22)
330 #define IAVF_FLAG_AQ_ADD_CLOUD_FILTER BIT_ULL(23)
331 #define IAVF_FLAG_AQ_DEL_CLOUD_FILTER BIT_ULL(24)
332 #define IAVF_FLAG_AQ_ADD_FDIR_FILTER BIT_ULL(25)
333 #define IAVF_FLAG_AQ_DEL_FDIR_FILTER BIT_ULL(26)
334 #define IAVF_FLAG_AQ_ADD_ADV_RSS_CFG BIT_ULL(27)
335 #define IAVF_FLAG_AQ_DEL_ADV_RSS_CFG BIT_ULL(28)
336 #define IAVF_FLAG_AQ_REQUEST_STATS BIT_ULL(29)
337 #define IAVF_FLAG_AQ_GET_OFFLOAD_VLAN_V2_CAPS BIT_ULL(30)
338 #define IAVF_FLAG_AQ_ENABLE_CTAG_VLAN_STRIPPING BIT_ULL(31)
339 #define IAVF_FLAG_AQ_DISABLE_CTAG_VLAN_STRIPPING BIT_ULL(32)
340 #define IAVF_FLAG_AQ_ENABLE_STAG_VLAN_STRIPPING BIT_ULL(33)
341 #define IAVF_FLAG_AQ_DISABLE_STAG_VLAN_STRIPPING BIT_ULL(34)
342 #define IAVF_FLAG_AQ_ENABLE_CTAG_VLAN_INSERTION BIT_ULL(35)
343 #define IAVF_FLAG_AQ_DISABLE_CTAG_VLAN_INSERTION BIT_ULL(36)
344 #define IAVF_FLAG_AQ_ENABLE_STAG_VLAN_INSERTION BIT_ULL(37)
345 #define IAVF_FLAG_AQ_DISABLE_STAG_VLAN_INSERTION BIT_ULL(38)
346
347 /* flags for processing extended capability messages during
348 * __IAVF_INIT_EXTENDED_CAPS. Each capability exchange requires
349 * both a SEND and a RECV step, which must be processed in sequence.
350 *
351 * During the __IAVF_INIT_EXTENDED_CAPS state, the driver will
352 * process one flag at a time during each state loop.
353 */
354 u64 extended_caps;
355 #define IAVF_EXTENDED_CAP_SEND_VLAN_V2 BIT_ULL(0)
356 #define IAVF_EXTENDED_CAP_RECV_VLAN_V2 BIT_ULL(1)
357
358 #define IAVF_EXTENDED_CAPS \
359 (IAVF_EXTENDED_CAP_SEND_VLAN_V2 | \
360 IAVF_EXTENDED_CAP_RECV_VLAN_V2)
361
362 /* OS defined structs */
363 struct net_device *netdev;
364 struct pci_dev *pdev;
365
366 struct iavf_hw hw; /* defined in iavf_type.h */
367
368 enum iavf_state_t state;
369 enum iavf_state_t last_state;
370 unsigned long crit_section;
371
372 struct delayed_work watchdog_task;
373 bool netdev_registered;
374 bool link_up;
375 enum virtchnl_link_speed link_speed;
376 /* This is only populated if the VIRTCHNL_VF_CAP_ADV_LINK_SPEED is set
377 * in vf_res->vf_cap_flags. Use ADV_LINK_SUPPORT macro to determine if
378 * this field is valid. This field should be used going forward and the
379 * enum virtchnl_link_speed above should be considered the legacy way of
380 * storing/communicating link speeds.
381 */
382 u32 link_speed_mbps;
383
384 enum virtchnl_ops current_op;
385 #define CLIENT_ALLOWED(_a) ((_a)->vf_res ? \
386 (_a)->vf_res->vf_cap_flags & \
387 VIRTCHNL_VF_OFFLOAD_IWARP : \
388 0)
389 #define CLIENT_ENABLED(_a) ((_a)->cinst)
390 /* RSS by the PF should be preferred over RSS via other methods. */
391 #define RSS_PF(_a) ((_a)->vf_res->vf_cap_flags & \
392 VIRTCHNL_VF_OFFLOAD_RSS_PF)
393 #define RSS_AQ(_a) ((_a)->vf_res->vf_cap_flags & \
394 VIRTCHNL_VF_OFFLOAD_RSS_AQ)
395 #define RSS_REG(_a) (!((_a)->vf_res->vf_cap_flags & \
396 (VIRTCHNL_VF_OFFLOAD_RSS_AQ | \
397 VIRTCHNL_VF_OFFLOAD_RSS_PF)))
398 #define VLAN_ALLOWED(_a) ((_a)->vf_res->vf_cap_flags & \
399 VIRTCHNL_VF_OFFLOAD_VLAN)
400 #define VLAN_V2_ALLOWED(_a) ((_a)->vf_res->vf_cap_flags & \
401 VIRTCHNL_VF_OFFLOAD_VLAN_V2)
402 #define VLAN_V2_FILTERING_ALLOWED(_a) \
403 (VLAN_V2_ALLOWED((_a)) && \
404 ((_a)->vlan_v2_caps.filtering.filtering_support.outer || \
405 (_a)->vlan_v2_caps.filtering.filtering_support.inner))
406 #define VLAN_FILTERING_ALLOWED(_a) \
407 (VLAN_ALLOWED((_a)) || VLAN_V2_FILTERING_ALLOWED((_a)))
408 #define ADV_LINK_SUPPORT(_a) ((_a)->vf_res->vf_cap_flags & \
409 VIRTCHNL_VF_CAP_ADV_LINK_SPEED)
410 #define FDIR_FLTR_SUPPORT(_a) ((_a)->vf_res->vf_cap_flags & \
411 VIRTCHNL_VF_OFFLOAD_FDIR_PF)
412 #define ADV_RSS_SUPPORT(_a) ((_a)->vf_res->vf_cap_flags & \
413 VIRTCHNL_VF_OFFLOAD_ADV_RSS_PF)
414 struct virtchnl_vf_resource *vf_res; /* incl. all VSIs */
415 struct virtchnl_vsi_resource *vsi_res; /* our LAN VSI */
416 struct virtchnl_version_info pf_version;
417 #define PF_IS_V11(_a) (((_a)->pf_version.major == 1) && \
418 ((_a)->pf_version.minor == 1))
419 struct virtchnl_vlan_caps vlan_v2_caps;
420 u16 msg_enable;
421 struct iavf_eth_stats current_stats;
422 struct iavf_vsi vsi;
423 u32 aq_wait_count;
424 /* RSS stuff */
425 u64 hena;
426 u16 rss_key_size;
427 u16 rss_lut_size;
428 u8 *rss_key;
429 u8 *rss_lut;
430 /* ADQ related members */
431 struct iavf_channel_config ch_config;
432 u8 num_tc;
433 struct list_head cloud_filter_list;
434 /* lock to protect access to the cloud filter list */
435 spinlock_t cloud_filter_list_lock;
436 u16 num_cloud_filters;
437 /* snapshot of "num_active_queues" before setup_tc for qdisc add
438 * is invoked. This information is useful during qdisc del flow,
439 * to restore correct number of queues
440 */
441 int orig_num_active_queues;
442
443 #define IAVF_MAX_FDIR_FILTERS 128 /* max allowed Flow Director filters */
444 u16 fdir_active_fltr;
445 struct list_head fdir_list_head;
446 spinlock_t fdir_fltr_lock; /* protect the Flow Director filter list */
447
448 struct list_head adv_rss_list_head;
449 spinlock_t adv_rss_lock; /* protect the RSS management list */
450 };
451
452
453 /* Ethtool Private Flags */
454
455 /* lan device, used by client interface */
456 struct iavf_device {
457 struct list_head list;
458 struct iavf_adapter *vf;
459 };
460
461 /* needed by iavf_ethtool.c */
462 extern char iavf_driver_name[];
463
iavf_state_str(enum iavf_state_t state)464 static inline const char *iavf_state_str(enum iavf_state_t state)
465 {
466 switch (state) {
467 case __IAVF_STARTUP:
468 return "__IAVF_STARTUP";
469 case __IAVF_REMOVE:
470 return "__IAVF_REMOVE";
471 case __IAVF_INIT_VERSION_CHECK:
472 return "__IAVF_INIT_VERSION_CHECK";
473 case __IAVF_INIT_GET_RESOURCES:
474 return "__IAVF_INIT_GET_RESOURCES";
475 case __IAVF_INIT_EXTENDED_CAPS:
476 return "__IAVF_INIT_EXTENDED_CAPS";
477 case __IAVF_INIT_CONFIG_ADAPTER:
478 return "__IAVF_INIT_CONFIG_ADAPTER";
479 case __IAVF_INIT_SW:
480 return "__IAVF_INIT_SW";
481 case __IAVF_INIT_FAILED:
482 return "__IAVF_INIT_FAILED";
483 case __IAVF_RESETTING:
484 return "__IAVF_RESETTING";
485 case __IAVF_COMM_FAILED:
486 return "__IAVF_COMM_FAILED";
487 case __IAVF_DOWN:
488 return "__IAVF_DOWN";
489 case __IAVF_DOWN_PENDING:
490 return "__IAVF_DOWN_PENDING";
491 case __IAVF_TESTING:
492 return "__IAVF_TESTING";
493 case __IAVF_RUNNING:
494 return "__IAVF_RUNNING";
495 default:
496 return "__IAVF_UNKNOWN_STATE";
497 }
498 }
499
iavf_change_state(struct iavf_adapter * adapter,enum iavf_state_t state)500 static inline void iavf_change_state(struct iavf_adapter *adapter,
501 enum iavf_state_t state)
502 {
503 if (adapter->state != state) {
504 adapter->last_state = adapter->state;
505 adapter->state = state;
506 }
507 dev_dbg(&adapter->pdev->dev,
508 "state transition from:%s to:%s\n",
509 iavf_state_str(adapter->last_state),
510 iavf_state_str(adapter->state));
511 }
512
513 int iavf_up(struct iavf_adapter *adapter);
514 void iavf_down(struct iavf_adapter *adapter);
515 int iavf_process_config(struct iavf_adapter *adapter);
516 int iavf_parse_vf_resource_msg(struct iavf_adapter *adapter);
517 void iavf_schedule_reset(struct iavf_adapter *adapter);
518 void iavf_schedule_request_stats(struct iavf_adapter *adapter);
519 void iavf_reset(struct iavf_adapter *adapter);
520 void iavf_set_ethtool_ops(struct net_device *netdev);
521 void iavf_update_stats(struct iavf_adapter *adapter);
522 void iavf_reset_interrupt_capability(struct iavf_adapter *adapter);
523 int iavf_init_interrupt_scheme(struct iavf_adapter *adapter);
524 void iavf_irq_enable_queues(struct iavf_adapter *adapter, u32 mask);
525 void iavf_free_all_tx_resources(struct iavf_adapter *adapter);
526 void iavf_free_all_rx_resources(struct iavf_adapter *adapter);
527
528 void iavf_napi_add_all(struct iavf_adapter *adapter);
529 void iavf_napi_del_all(struct iavf_adapter *adapter);
530
531 int iavf_send_api_ver(struct iavf_adapter *adapter);
532 int iavf_verify_api_ver(struct iavf_adapter *adapter);
533 int iavf_send_vf_config_msg(struct iavf_adapter *adapter);
534 int iavf_get_vf_config(struct iavf_adapter *adapter);
535 int iavf_get_vf_vlan_v2_caps(struct iavf_adapter *adapter);
536 int iavf_send_vf_offload_vlan_v2_msg(struct iavf_adapter *adapter);
537 void iavf_set_queue_vlan_tag_loc(struct iavf_adapter *adapter);
538 u16 iavf_get_num_vlans_added(struct iavf_adapter *adapter);
539 void iavf_irq_enable(struct iavf_adapter *adapter, bool flush);
540 void iavf_configure_queues(struct iavf_adapter *adapter);
541 void iavf_deconfigure_queues(struct iavf_adapter *adapter);
542 void iavf_enable_queues(struct iavf_adapter *adapter);
543 void iavf_disable_queues(struct iavf_adapter *adapter);
544 void iavf_map_queues(struct iavf_adapter *adapter);
545 int iavf_request_queues(struct iavf_adapter *adapter, int num);
546 void iavf_add_ether_addrs(struct iavf_adapter *adapter);
547 void iavf_del_ether_addrs(struct iavf_adapter *adapter);
548 void iavf_add_vlans(struct iavf_adapter *adapter);
549 void iavf_del_vlans(struct iavf_adapter *adapter);
550 void iavf_set_promiscuous(struct iavf_adapter *adapter, int flags);
551 void iavf_request_stats(struct iavf_adapter *adapter);
552 int iavf_request_reset(struct iavf_adapter *adapter);
553 void iavf_get_hena(struct iavf_adapter *adapter);
554 void iavf_set_hena(struct iavf_adapter *adapter);
555 void iavf_set_rss_key(struct iavf_adapter *adapter);
556 void iavf_set_rss_lut(struct iavf_adapter *adapter);
557 void iavf_enable_vlan_stripping(struct iavf_adapter *adapter);
558 void iavf_disable_vlan_stripping(struct iavf_adapter *adapter);
559 void iavf_virtchnl_completion(struct iavf_adapter *adapter,
560 enum virtchnl_ops v_opcode,
561 enum iavf_status v_retval, u8 *msg, u16 msglen);
562 int iavf_config_rss(struct iavf_adapter *adapter);
563 int iavf_lan_add_device(struct iavf_adapter *adapter);
564 int iavf_lan_del_device(struct iavf_adapter *adapter);
565 void iavf_client_subtask(struct iavf_adapter *adapter);
566 void iavf_notify_client_message(struct iavf_vsi *vsi, u8 *msg, u16 len);
567 void iavf_notify_client_l2_params(struct iavf_vsi *vsi);
568 void iavf_notify_client_open(struct iavf_vsi *vsi);
569 void iavf_notify_client_close(struct iavf_vsi *vsi, bool reset);
570 void iavf_enable_channels(struct iavf_adapter *adapter);
571 void iavf_disable_channels(struct iavf_adapter *adapter);
572 void iavf_add_cloud_filter(struct iavf_adapter *adapter);
573 void iavf_del_cloud_filter(struct iavf_adapter *adapter);
574 void iavf_enable_vlan_stripping_v2(struct iavf_adapter *adapter, u16 tpid);
575 void iavf_disable_vlan_stripping_v2(struct iavf_adapter *adapter, u16 tpid);
576 void iavf_enable_vlan_insertion_v2(struct iavf_adapter *adapter, u16 tpid);
577 void iavf_disable_vlan_insertion_v2(struct iavf_adapter *adapter, u16 tpid);
578 int iavf_replace_primary_mac(struct iavf_adapter *adapter,
579 const u8 *new_mac);
580 void
581 iavf_set_vlan_offload_features(struct iavf_adapter *adapter,
582 netdev_features_t prev_features,
583 netdev_features_t features);
584 void iavf_add_fdir_filter(struct iavf_adapter *adapter);
585 void iavf_del_fdir_filter(struct iavf_adapter *adapter);
586 void iavf_add_adv_rss_cfg(struct iavf_adapter *adapter);
587 void iavf_del_adv_rss_cfg(struct iavf_adapter *adapter);
588 struct iavf_mac_filter *iavf_add_filter(struct iavf_adapter *adapter,
589 const u8 *macaddr);
590 int iavf_lock_timeout(struct mutex *lock, unsigned int msecs);
591 #endif /* _IAVF_H_ */
592