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14#ifndef BE_H
15#define BE_H
16
17#include <linux/pci.h>
18#include <linux/etherdevice.h>
19#include <linux/delay.h>
20#include <net/tcp.h>
21#include <net/ip.h>
22#include <net/ipv6.h>
23#include <linux/if_vlan.h>
24#include <linux/workqueue.h>
25#include <linux/interrupt.h>
26#include <linux/firmware.h>
27#include <linux/slab.h>
28#include <linux/u64_stats_sync.h>
29#include <linux/cpumask.h>
30#include <linux/hwmon.h>
31#include <linux/hwmon-sysfs.h>
32
33#include "be_hw.h"
34#include "be_roce.h"
35
36#define DRV_VER "12.0.0.0"
37#define DRV_NAME "be2net"
38#define BE_NAME "Emulex BladeEngine2"
39#define BE3_NAME "Emulex BladeEngine3"
40#define OC_NAME "Emulex OneConnect"
41#define OC_NAME_BE OC_NAME "(be3)"
42#define OC_NAME_LANCER OC_NAME "(Lancer)"
43#define OC_NAME_SH OC_NAME "(Skyhawk)"
44#define DRV_DESC "Emulex OneConnect NIC Driver"
45
46#define BE_VENDOR_ID 0x19a2
47#define EMULEX_VENDOR_ID 0x10df
48#define BE_DEVICE_ID1 0x211
49#define BE_DEVICE_ID2 0x221
50#define OC_DEVICE_ID1 0x700
51#define OC_DEVICE_ID2 0x710
52#define OC_DEVICE_ID3 0xe220
53#define OC_DEVICE_ID4 0xe228
54#define OC_DEVICE_ID5 0x720
55#define OC_DEVICE_ID6 0x728
56#define OC_SUBSYS_DEVICE_ID1 0xE602
57#define OC_SUBSYS_DEVICE_ID2 0xE642
58#define OC_SUBSYS_DEVICE_ID3 0xE612
59#define OC_SUBSYS_DEVICE_ID4 0xE652
60
61
62#define BE_HDR_LEN ((u16) 64)
63
64#define BE_RX_SKB_ALLOC_SIZE 256
65
66#define BE_MAX_JUMBO_FRAME_SIZE 9018
67#define BE_MIN_MTU 256
68#define BE_MAX_MTU (BE_MAX_JUMBO_FRAME_SIZE - \
69 (ETH_HLEN + ETH_FCS_LEN))
70
71
72#define BE_MAX_GSO_SIZE (65535 - 2 * VLAN_HLEN)
73
74#define BE_NUM_VLANS_SUPPORTED 64
75#define BE_MAX_EQD 128u
76#define BE_MAX_TX_FRAG_COUNT 30
77
78#define EVNT_Q_LEN 1024
79#define TX_Q_LEN 2048
80#define TX_CQ_LEN 1024
81#define RX_Q_LEN 1024
82#define RX_CQ_LEN 1024
83#define MCC_Q_LEN 128
84#define MCC_CQ_LEN 256
85
86#define BE2_MAX_RSS_QS 4
87#define BE3_MAX_RSS_QS 16
88#define BE3_MAX_TX_QS 16
89#define BE3_MAX_EVT_QS 16
90#define BE3_SRIOV_MAX_EVT_QS 8
91#define SH_VF_MAX_NIC_EQS 3
92
93
94
95
96#define MAX_PORT_RSS_TABLES 15
97#define MAX_NIC_FUNCS 16
98#define MAX_RX_QS 32
99#define MAX_EVT_QS 32
100#define MAX_TX_QS 32
101
102#define MAX_ROCE_EQS 5
103#define MAX_MSIX_VECTORS 32
104#define MIN_MSIX_VECTORS 1
105#define BE_NAPI_WEIGHT 64
106#define MAX_RX_POST BE_NAPI_WEIGHT
107#define RX_FRAGS_REFILL_WM (RX_Q_LEN - MAX_RX_POST)
108#define MAX_NUM_POST_ERX_DB 255u
109
110#define MAX_VFS 30
111#define FW_VER_LEN 32
112#define CNTL_SERIAL_NUM_WORDS 8
113#define CNTL_SERIAL_NUM_WORD_SZ (sizeof(u16))
114
115#define RSS_INDIR_TABLE_LEN 128
116#define RSS_HASH_KEY_LEN 40
117
118#define BE_UNKNOWN_PHY_STATE 0xFF
119
120struct be_dma_mem {
121 void *va;
122 dma_addr_t dma;
123 u32 size;
124};
125
126struct be_queue_info {
127 u32 len;
128 u32 entry_size;
129 u32 tail, head;
130 atomic_t used;
131 u32 id;
132 struct be_dma_mem dma_mem;
133 bool created;
134};
135
136static inline u32 MODULO(u32 val, u32 limit)
137{
138 BUG_ON(limit & (limit - 1));
139 return val & (limit - 1);
140}
141
142static inline void index_adv(u32 *index, u32 val, u32 limit)
143{
144 *index = MODULO((*index + val), limit);
145}
146
147static inline void index_inc(u32 *index, u32 limit)
148{
149 *index = MODULO((*index + 1), limit);
150}
151
152static inline void *queue_head_node(struct be_queue_info *q)
153{
154 return q->dma_mem.va + q->head * q->entry_size;
155}
156
157static inline void *queue_tail_node(struct be_queue_info *q)
158{
159 return q->dma_mem.va + q->tail * q->entry_size;
160}
161
162static inline void *queue_index_node(struct be_queue_info *q, u16 index)
163{
164 return q->dma_mem.va + index * q->entry_size;
165}
166
167static inline void queue_head_inc(struct be_queue_info *q)
168{
169 index_inc(&q->head, q->len);
170}
171
172static inline void index_dec(u32 *index, u32 limit)
173{
174 *index = MODULO((*index - 1), limit);
175}
176
177static inline void queue_tail_inc(struct be_queue_info *q)
178{
179 index_inc(&q->tail, q->len);
180}
181
182struct be_eq_obj {
183 struct be_queue_info q;
184 char desc[32];
185
186 struct be_adapter *adapter;
187 struct napi_struct napi;
188 u8 idx;
189 u8 msix_idx;
190 u16 spurious_intr;
191 cpumask_var_t affinity_mask;
192} ____cacheline_aligned_in_smp;
193
194struct be_aic_obj {
195 bool enable;
196 u32 min_eqd;
197 u32 max_eqd;
198 u32 prev_eqd;
199 u32 et_eqd;
200 ulong jiffies;
201 u64 rx_pkts_prev;
202 u64 tx_reqs_prev;
203};
204
205struct be_mcc_obj {
206 struct be_queue_info q;
207 struct be_queue_info cq;
208 bool rearm_cq;
209};
210
211struct be_tx_stats {
212 u64 tx_bytes;
213 u64 tx_pkts;
214 u64 tx_vxlan_offload_pkts;
215 u64 tx_reqs;
216 u64 tx_compl;
217 u32 tx_stops;
218 u32 tx_drv_drops;
219
220 u32 tx_hdr_parse_err;
221 u32 tx_dma_err;
222 u32 tx_tso_err;
223 u32 tx_spoof_check_err;
224 u32 tx_qinq_err;
225 u32 tx_internal_parity_err;
226 u32 tx_sge_err;
227 struct u64_stats_sync sync;
228 struct u64_stats_sync sync_compl;
229};
230
231
232struct be_tx_compl_info {
233 u8 status;
234 u16 end_index;
235};
236
237struct be_tx_obj {
238 u32 db_offset;
239 struct be_tx_compl_info txcp;
240 struct be_queue_info q;
241 struct be_queue_info cq;
242
243 struct sk_buff *sent_skb_list[TX_Q_LEN];
244 struct be_tx_stats stats;
245 u16 pend_wrb_cnt;
246 u16 last_req_wrb_cnt;
247 u16 last_req_hdr;
248} ____cacheline_aligned_in_smp;
249
250
251struct be_rx_page_info {
252 struct page *page;
253
254 DEFINE_DMA_UNMAP_ADDR(bus);
255 u16 page_offset;
256 bool last_frag;
257};
258
259struct be_rx_stats {
260 u64 rx_bytes;
261 u64 rx_pkts;
262 u64 rx_vxlan_offload_pkts;
263 u32 rx_drops_no_skbs;
264 u32 rx_drops_no_frags;
265 u32 rx_post_fail;
266 u32 rx_compl;
267 u32 rx_mcast_pkts;
268 u32 rx_compl_err;
269 struct u64_stats_sync sync;
270};
271
272struct be_rx_compl_info {
273 u32 rss_hash;
274 u16 vlan_tag;
275 u16 pkt_size;
276 u16 port;
277 u8 vlanf;
278 u8 num_rcvd;
279 u8 err;
280 u8 ipf;
281 u8 tcpf;
282 u8 udpf;
283 u8 ip_csum;
284 u8 l4_csum;
285 u8 ipv6;
286 u8 qnq;
287 u8 pkt_type;
288 u8 ip_frag;
289 u8 tunneled;
290};
291
292struct be_rx_obj {
293 struct be_adapter *adapter;
294 struct be_queue_info q;
295 struct be_queue_info cq;
296 struct be_rx_compl_info rxcp;
297 struct be_rx_page_info page_info_tbl[RX_Q_LEN];
298 struct be_rx_stats stats;
299 u8 rss_id;
300 bool rx_post_starved;
301} ____cacheline_aligned_in_smp;
302
303struct be_drv_stats {
304 u32 eth_red_drops;
305 u32 dma_map_errors;
306 u32 rx_drops_no_pbuf;
307 u32 rx_drops_no_txpb;
308 u32 rx_drops_no_erx_descr;
309 u32 rx_drops_no_tpre_descr;
310 u32 rx_drops_too_many_frags;
311 u32 forwarded_packets;
312 u32 rx_drops_mtu;
313 u32 rx_crc_errors;
314 u32 rx_alignment_symbol_errors;
315 u32 rx_pause_frames;
316 u32 rx_priority_pause_frames;
317 u32 rx_control_frames;
318 u32 rx_in_range_errors;
319 u32 rx_out_range_errors;
320 u32 rx_frame_too_long;
321 u32 rx_address_filtered;
322 u32 rx_dropped_too_small;
323 u32 rx_dropped_too_short;
324 u32 rx_dropped_header_too_small;
325 u32 rx_dropped_tcp_length;
326 u32 rx_dropped_runt;
327 u32 rx_ip_checksum_errs;
328 u32 rx_tcp_checksum_errs;
329 u32 rx_udp_checksum_errs;
330 u32 tx_pauseframes;
331 u32 tx_priority_pauseframes;
332 u32 tx_controlframes;
333 u32 rxpp_fifo_overflow_drop;
334 u32 rx_input_fifo_overflow_drop;
335 u32 pmem_fifo_overflow_drop;
336 u32 jabber_events;
337 u32 rx_roce_bytes_lsd;
338 u32 rx_roce_bytes_msd;
339 u32 rx_roce_frames;
340 u32 roce_drops_payload_len;
341 u32 roce_drops_crc;
342};
343
344
345#define BE_RESET_VLAN_TAG_ID 0xFFFF
346
347struct be_vf_cfg {
348 unsigned char mac_addr[ETH_ALEN];
349 int if_handle;
350 int pmac_id;
351 u16 vlan_tag;
352 u32 tx_rate;
353 u32 plink_tracking;
354 u32 privileges;
355 bool spoofchk;
356};
357
358enum vf_state {
359 ENABLED = 0,
360 ASSIGNED = 1
361};
362
363#define BE_FLAGS_LINK_STATUS_INIT BIT(1)
364#define BE_FLAGS_SRIOV_ENABLED BIT(2)
365#define BE_FLAGS_WORKER_SCHEDULED BIT(3)
366#define BE_FLAGS_NAPI_ENABLED BIT(6)
367#define BE_FLAGS_QNQ_ASYNC_EVT_RCVD BIT(7)
368#define BE_FLAGS_VXLAN_OFFLOADS BIT(8)
369#define BE_FLAGS_SETUP_DONE BIT(9)
370#define BE_FLAGS_PHY_MISCONFIGURED BIT(10)
371#define BE_FLAGS_ERR_DETECTION_SCHEDULED BIT(11)
372#define BE_FLAGS_OS2BMC BIT(12)
373#define BE_FLAGS_TRY_RECOVERY BIT(13)
374
375#define BE_UC_PMAC_COUNT 30
376#define BE_VF_UC_PMAC_COUNT 2
377
378#define MAX_ERR_RECOVERY_RETRY_COUNT 3
379#define ERR_DETECTION_DELAY 1000
380
381
382#define LANCER_INITIATE_FW_DUMP 0x1
383#define LANCER_DELETE_FW_DUMP 0x2
384
385struct phy_info {
386
387#define SFP_VENDOR_NAME_LEN 17
388 u8 transceiver;
389 u8 autoneg;
390 u8 fc_autoneg;
391 u8 port_type;
392 u16 phy_type;
393 u16 interface_type;
394 u32 misc_params;
395 u16 auto_speeds_supported;
396 u16 fixed_speeds_supported;
397 int link_speed;
398 u32 advertising;
399 u32 supported;
400 u8 cable_type;
401 u8 vendor_name[SFP_VENDOR_NAME_LEN];
402 u8 vendor_pn[SFP_VENDOR_NAME_LEN];
403};
404
405struct be_resources {
406 u16 max_vfs;
407 u16 max_mcast_mac;
408 u16 max_tx_qs;
409 u16 max_rss_qs;
410 u16 max_rx_qs;
411 u16 max_cq_count;
412 u16 max_uc_mac;
413 u16 max_vlans;
414 u16 max_iface_count;
415 u16 max_mcc_count;
416 u16 max_evt_qs;
417 u16 max_nic_evt_qs;
418 u32 if_cap_flags;
419 u32 vf_if_cap_flags;
420 u32 flags;
421
422
423
424 u16 max_rss_tables;
425};
426
427
428struct be_port_resources {
429 u16 max_vfs;
430 u16 nic_pfs;
431};
432
433#define be_is_os2bmc_enabled(adapter) (adapter->flags & BE_FLAGS_OS2BMC)
434
435struct rss_info {
436 u8 rsstable[RSS_INDIR_TABLE_LEN];
437 u8 rss_queue[RSS_INDIR_TABLE_LEN];
438 u8 rss_hkey[RSS_HASH_KEY_LEN];
439 u64 rss_flags;
440};
441
442#define BE_INVALID_DIE_TEMP 0xFF
443struct be_hwmon {
444 struct device *hwmon_dev;
445 u8 be_on_die_temp;
446};
447
448
449
450#define BE_WRB_F_BIT(name) BE_WRB_F_##name##_BIT
451#define BE_WRB_F_MASK(name) BIT_MASK(BE_WRB_F_##name##_BIT)
452
453#define BE_WRB_F_GET(word, name) \
454 (((word) & (BE_WRB_F_MASK(name))) >> BE_WRB_F_BIT(name))
455
456#define BE_WRB_F_SET(word, name, val) \
457 ((word) |= (((val) << BE_WRB_F_BIT(name)) & BE_WRB_F_MASK(name)))
458
459
460enum {
461 BE_WRB_F_CRC_BIT,
462 BE_WRB_F_IPCS_BIT,
463 BE_WRB_F_TCPCS_BIT,
464 BE_WRB_F_UDPCS_BIT,
465 BE_WRB_F_LSO_BIT,
466 BE_WRB_F_LSO6_BIT,
467 BE_WRB_F_VLAN_BIT,
468 BE_WRB_F_VLAN_SKIP_HW_BIT,
469 BE_WRB_F_OS2BMC_BIT
470};
471
472
473
474
475
476struct be_wrb_params {
477 u32 features;
478 u16 vlan_tag;
479 u16 lso_mss;
480};
481
482struct be_eth_addr {
483 unsigned char mac[ETH_ALEN];
484};
485
486#define BE_SEC 1000
487#define BE_MIN (60 * BE_SEC)
488#define BE_HOUR (60 * BE_MIN)
489
490#define ERR_RECOVERY_MAX_RETRY_COUNT 3
491#define ERR_RECOVERY_DETECTION_DELAY BE_SEC
492#define ERR_RECOVERY_RETRY_DELAY (30 * BE_SEC)
493
494
495
496
497
498
499
500#define ERR_RECOVERY_UE_DETECT_DURATION BE_SEC
501
502
503
504
505#define ERR_IDLE_HR 24
506#define ERR_RECOVERY_IDLE_TIME (ERR_IDLE_HR * BE_HOUR)
507
508
509#define ERR_INTERVAL_HR 72
510#define ERR_RECOVERY_INTERVAL (ERR_INTERVAL_HR * BE_HOUR)
511
512
513enum {
514 ERR_RECOVERY_ST_NONE = 0,
515 ERR_RECOVERY_ST_DETECT = 1,
516 ERR_RECOVERY_ST_RESET = 2,
517 ERR_RECOVERY_ST_PRE_POLL = 3,
518 ERR_RECOVERY_ST_REINIT = 4
519};
520
521struct be_error_recovery {
522 union {
523 u8 recovery_retries;
524 u8 recovery_state;
525 };
526
527
528 bool recovery_supported;
529 u16 ue_to_reset_time;
530
531
532 u16 ue_to_poll_time;
533
534
535 u16 last_err_code;
536 unsigned long probe_time;
537 unsigned long last_recovery_time;
538
539
540 u32 resched_delay;
541 struct delayed_work err_detection_work;
542};
543
544
545#define BE_DISABLE_TPE_RECOVERY 0x1
546
547struct be_vxlan_port {
548 struct list_head list;
549 __be16 port;
550 int port_aliases;
551};
552
553struct be_adapter {
554 struct pci_dev *pdev;
555 struct net_device *netdev;
556
557 u8 __iomem *csr;
558 u8 __iomem *db;
559 u8 __iomem *pcicfg;
560
561 struct mutex mbox_lock;
562 struct be_dma_mem mbox_mem;
563
564
565 struct be_dma_mem mbox_mem_alloced;
566
567 struct be_mcc_obj mcc_obj;
568 struct mutex mcc_lock;
569 spinlock_t mcc_cq_lock;
570
571 u16 cfg_num_rx_irqs;
572 u16 cfg_num_tx_irqs;
573 u16 num_evt_qs;
574 u16 num_msix_vec;
575 struct be_eq_obj eq_obj[MAX_EVT_QS];
576 struct msix_entry msix_entries[MAX_MSIX_VECTORS];
577 bool isr_registered;
578
579
580 u16 num_tx_qs;
581 struct be_tx_obj tx_obj[MAX_TX_QS];
582
583
584 u16 num_rx_qs;
585 u16 num_rss_qs;
586 u16 need_def_rxq;
587 struct be_rx_obj rx_obj[MAX_RX_QS];
588 u32 big_page_size;
589
590 struct be_drv_stats drv_stats;
591 struct be_aic_obj aic_obj[MAX_EVT_QS];
592 u8 vlan_prio_bmap;
593 u16 recommended_prio_bits;
594 struct be_dma_mem rx_filter;
595
596 struct be_dma_mem stats_cmd;
597
598 struct delayed_work work;
599 u16 work_counter;
600
601 u8 recovery_retries;
602 u8 err_flags;
603 bool pcicfg_mapped;
604 u32 flags;
605 u32 cmd_privileges;
606
607 char fw_ver[FW_VER_LEN];
608 char fw_on_flash[FW_VER_LEN];
609
610
611 int if_handle;
612 u32 if_flags;
613 u32 *pmac_id;
614 struct be_eth_addr *uc_list;
615 u32 uc_macs;
616 struct be_eth_addr *mc_list;
617 u32 mc_count;
618 unsigned long vids[BITS_TO_LONGS(VLAN_N_VID)];
619 u16 vlans_added;
620 bool update_uc_list;
621 bool update_mc_list;
622 struct mutex rx_filter_lock;
623
624 u32 beacon_state;
625
626 u32 port_num;
627 char port_name;
628 u8 mc_type;
629 u32 function_mode;
630 u32 function_caps;
631 u32 rx_fc;
632 u32 tx_fc;
633 bool stats_cmd_sent;
634 struct {
635 u32 size;
636 u32 total_size;
637 u64 io_addr;
638 } roce_db;
639 u32 num_msix_roce_vec;
640 struct ocrdma_dev *ocrdma_dev;
641 struct list_head entry;
642
643 u32 flash_status;
644 struct completion et_cmd_compl;
645
646 struct be_resources pool_res;
647 struct be_resources res;
648 u16 num_vfs;
649 u8 pf_num;
650 u8 vf_num;
651 u8 virtfn;
652 struct be_vf_cfg *vf_cfg;
653 bool be3_native;
654 u32 sli_family;
655 u8 hba_port_num;
656 u16 pvid;
657 __be16 vxlan_port;
658 int vxlan_port_count;
659 struct list_head vxlan_port_list;
660 struct phy_info phy;
661 u8 wol_cap;
662 bool wol_en;
663 u16 asic_rev;
664 u16 qnq_vid;
665 u32 msg_enable;
666 int be_get_temp_freq;
667 struct be_hwmon hwmon_info;
668 struct rss_info rss_info;
669
670 u32 bmc_filt_mask;
671 u32 fat_dump_len;
672 u16 serial_num[CNTL_SERIAL_NUM_WORDS];
673 u8 phy_state;
674 u8 dev_mac[ETH_ALEN];
675 u32 priv_flags;
676 struct be_error_recovery error_recovery;
677};
678
679
680struct be_cmd_work {
681 struct work_struct work;
682 struct be_adapter *adapter;
683 union {
684 __be16 vxlan_port;
685 } info;
686};
687
688#define be_physfn(adapter) (!adapter->virtfn)
689#define be_virtfn(adapter) (adapter->virtfn)
690#define sriov_enabled(adapter) (adapter->flags & \
691 BE_FLAGS_SRIOV_ENABLED)
692
693#define for_all_vfs(adapter, vf_cfg, i) \
694 for (i = 0, vf_cfg = &adapter->vf_cfg[i]; i < adapter->num_vfs; \
695 i++, vf_cfg++)
696
697#define ON 1
698#define OFF 0
699
700#define be_max_vlans(adapter) (adapter->res.max_vlans)
701#define be_max_uc(adapter) (adapter->res.max_uc_mac)
702#define be_max_mc(adapter) (adapter->res.max_mcast_mac)
703#define be_max_vfs(adapter) (adapter->pool_res.max_vfs)
704#define be_max_rss(adapter) (adapter->res.max_rss_qs)
705#define be_max_txqs(adapter) (adapter->res.max_tx_qs)
706#define be_max_prio_txqs(adapter) (adapter->res.max_prio_tx_qs)
707#define be_max_rxqs(adapter) (adapter->res.max_rx_qs)
708
709#define be_max_func_eqs(adapter) (adapter->res.max_evt_qs)
710
711#define be_max_nic_eqs(adapter) (adapter->res.max_nic_evt_qs)
712#define be_if_cap_flags(adapter) (adapter->res.if_cap_flags)
713#define be_max_pf_pool_rss_tables(adapter) \
714 (adapter->pool_res.max_rss_tables)
715
716#define be_max_irqs(adapter) \
717 (min_t(u16, be_max_nic_eqs(adapter), num_online_cpus()))
718
719
720static inline u16 be_max_rx_irqs(struct be_adapter *adapter)
721{
722
723 u16 num = max_t(u16, be_max_rss(adapter), 1);
724
725 return min_t(u16, num, be_max_irqs(adapter));
726}
727
728
729static inline u16 be_max_tx_irqs(struct be_adapter *adapter)
730{
731 return min_t(u16, be_max_txqs(adapter), be_max_irqs(adapter));
732}
733
734
735static inline u16 be_max_qp_irqs(struct be_adapter *adapter)
736{
737 return min(be_max_tx_irqs(adapter), be_max_rx_irqs(adapter));
738}
739
740
741static inline u16 be_max_any_irqs(struct be_adapter *adapter)
742{
743 return max(be_max_tx_irqs(adapter), be_max_rx_irqs(adapter));
744}
745
746
747#define be_pvid_tagging_enabled(adapter) (adapter->pvid)
748
749
750#define be_is_qnq_mode(adapter) (adapter->function_mode & QNQ_MODE)
751
752#ifdef CONFIG_BE2NET_LANCER
753#define lancer_chip(adapter) (adapter->pdev->device == OC_DEVICE_ID3 || \
754 adapter->pdev->device == OC_DEVICE_ID4)
755#else
756#define lancer_chip(adapter) (0)
757#endif
758
759#ifdef CONFIG_BE2NET_SKYHAWK
760#define skyhawk_chip(adapter) (adapter->pdev->device == OC_DEVICE_ID5 || \
761 adapter->pdev->device == OC_DEVICE_ID6)
762#else
763#define skyhawk_chip(adapter) (0)
764#endif
765
766#ifdef CONFIG_BE2NET_BE3
767#define BE3_chip(adapter) (adapter->pdev->device == BE_DEVICE_ID2 || \
768 adapter->pdev->device == OC_DEVICE_ID2)
769#else
770#define BE3_chip(adapter) (0)
771#endif
772
773#ifdef CONFIG_BE2NET_BE2
774#define BE2_chip(adapter) (adapter->pdev->device == BE_DEVICE_ID1 || \
775 adapter->pdev->device == OC_DEVICE_ID1)
776#else
777#define BE2_chip(adapter) (0)
778#endif
779
780#define BEx_chip(adapter) (BE3_chip(adapter) || BE2_chip(adapter))
781
782#define be_roce_supported(adapter) (skyhawk_chip(adapter) && \
783 (adapter->function_mode & RDMA_ENABLED))
784
785extern const struct ethtool_ops be_ethtool_ops;
786
787#define msix_enabled(adapter) (adapter->num_msix_vec > 0)
788#define num_irqs(adapter) (msix_enabled(adapter) ? \
789 adapter->num_msix_vec : 1)
790#define tx_stats(txo) (&(txo)->stats)
791#define rx_stats(rxo) (&(rxo)->stats)
792
793
794#define default_rxo(adpt) (&adpt->rx_obj[adpt->num_rx_qs - 1])
795
796#define for_all_rx_queues(adapter, rxo, i) \
797 for (i = 0, rxo = &adapter->rx_obj[i]; i < adapter->num_rx_qs; \
798 i++, rxo++)
799
800#define for_all_rss_queues(adapter, rxo, i) \
801 for (i = 0, rxo = &adapter->rx_obj[i]; i < adapter->num_rss_qs; \
802 i++, rxo++)
803
804#define for_all_tx_queues(adapter, txo, i) \
805 for (i = 0, txo = &adapter->tx_obj[i]; i < adapter->num_tx_qs; \
806 i++, txo++)
807
808#define for_all_evt_queues(adapter, eqo, i) \
809 for (i = 0, eqo = &adapter->eq_obj[i]; i < adapter->num_evt_qs; \
810 i++, eqo++)
811
812#define for_all_rx_queues_on_eq(adapter, eqo, rxo, i) \
813 for (i = eqo->idx, rxo = &adapter->rx_obj[i]; i < adapter->num_rx_qs;\
814 i += adapter->num_evt_qs, rxo += adapter->num_evt_qs)
815
816#define for_all_tx_queues_on_eq(adapter, eqo, txo, i) \
817 for (i = eqo->idx, txo = &adapter->tx_obj[i]; i < adapter->num_tx_qs;\
818 i += adapter->num_evt_qs, txo += adapter->num_evt_qs)
819
820#define is_mcc_eqo(eqo) (eqo->idx == 0)
821#define mcc_eqo(adapter) (&adapter->eq_obj[0])
822
823#define PAGE_SHIFT_4K 12
824#define PAGE_SIZE_4K (1 << PAGE_SHIFT_4K)
825
826
827#define PAGES_4K_SPANNED(_address, size) \
828 ((u32)((((size_t)(_address) & (PAGE_SIZE_4K - 1)) + \
829 (size) + (PAGE_SIZE_4K - 1)) >> PAGE_SHIFT_4K))
830
831
832#define AMAP_BIT_OFFSET(_struct, field) \
833 (((size_t)&(((_struct *)0)->field))%32)
834
835
836static inline u32 amap_mask(u32 bitsize)
837{
838 return (bitsize == 32 ? 0xFFFFFFFF : (1 << bitsize) - 1);
839}
840
841static inline void
842amap_set(void *ptr, u32 dw_offset, u32 mask, u32 offset, u32 value)
843{
844 u32 *dw = (u32 *) ptr + dw_offset;
845 *dw &= ~(mask << offset);
846 *dw |= (mask & value) << offset;
847}
848
849#define AMAP_SET_BITS(_struct, field, ptr, val) \
850 amap_set(ptr, \
851 offsetof(_struct, field)/32, \
852 amap_mask(sizeof(((_struct *)0)->field)), \
853 AMAP_BIT_OFFSET(_struct, field), \
854 val)
855
856static inline u32 amap_get(void *ptr, u32 dw_offset, u32 mask, u32 offset)
857{
858 u32 *dw = (u32 *) ptr;
859 return mask & (*(dw + dw_offset) >> offset);
860}
861
862#define AMAP_GET_BITS(_struct, field, ptr) \
863 amap_get(ptr, \
864 offsetof(_struct, field)/32, \
865 amap_mask(sizeof(((_struct *)0)->field)), \
866 AMAP_BIT_OFFSET(_struct, field))
867
868#define GET_RX_COMPL_V0_BITS(field, ptr) \
869 AMAP_GET_BITS(struct amap_eth_rx_compl_v0, field, ptr)
870
871#define GET_RX_COMPL_V1_BITS(field, ptr) \
872 AMAP_GET_BITS(struct amap_eth_rx_compl_v1, field, ptr)
873
874#define GET_TX_COMPL_BITS(field, ptr) \
875 AMAP_GET_BITS(struct amap_eth_tx_compl, field, ptr)
876
877#define SET_TX_WRB_HDR_BITS(field, ptr, val) \
878 AMAP_SET_BITS(struct amap_eth_hdr_wrb, field, ptr, val)
879
880#define be_dws_cpu_to_le(wrb, len) swap_dws(wrb, len)
881#define be_dws_le_to_cpu(wrb, len) swap_dws(wrb, len)
882static inline void swap_dws(void *wrb, int len)
883{
884#ifdef __BIG_ENDIAN
885 u32 *dw = wrb;
886 BUG_ON(len % 4);
887 do {
888 *dw = cpu_to_le32(*dw);
889 dw++;
890 len -= 4;
891 } while (len);
892#endif
893}
894
895#define be_cmd_status(status) (status > 0 ? -EIO : status)
896
897static inline u8 is_tcp_pkt(struct sk_buff *skb)
898{
899 u8 val = 0;
900
901 if (ip_hdr(skb)->version == 4)
902 val = (ip_hdr(skb)->protocol == IPPROTO_TCP);
903 else if (ip_hdr(skb)->version == 6)
904 val = (ipv6_hdr(skb)->nexthdr == NEXTHDR_TCP);
905
906 return val;
907}
908
909static inline u8 is_udp_pkt(struct sk_buff *skb)
910{
911 u8 val = 0;
912
913 if (ip_hdr(skb)->version == 4)
914 val = (ip_hdr(skb)->protocol == IPPROTO_UDP);
915 else if (ip_hdr(skb)->version == 6)
916 val = (ipv6_hdr(skb)->nexthdr == NEXTHDR_UDP);
917
918 return val;
919}
920
921static inline bool is_ipv4_pkt(struct sk_buff *skb)
922{
923 return skb->protocol == htons(ETH_P_IP) && ip_hdr(skb)->version == 4;
924}
925
926static inline bool is_ipv6_ext_hdr(struct sk_buff *skb)
927{
928 if (ip_hdr(skb)->version == 6)
929 return ipv6_ext_hdr(ipv6_hdr(skb)->nexthdr);
930 else
931 return false;
932}
933
934#define be_error_recovering(adapter) \
935 (adapter->flags & BE_FLAGS_TRY_RECOVERY)
936
937#define BE_ERROR_EEH 1
938#define BE_ERROR_UE BIT(1)
939#define BE_ERROR_FW BIT(2)
940#define BE_ERROR_TX BIT(3)
941#define BE_ERROR_HW (BE_ERROR_EEH | BE_ERROR_UE | BE_ERROR_TX)
942#define BE_ERROR_ANY (BE_ERROR_EEH | BE_ERROR_UE | BE_ERROR_FW | \
943 BE_ERROR_TX)
944#define BE_CLEAR_ALL 0xFF
945
946static inline u8 be_check_error(struct be_adapter *adapter, u32 err_type)
947{
948 return (adapter->err_flags & err_type);
949}
950
951static inline void be_set_error(struct be_adapter *adapter, int err_type)
952{
953 struct net_device *netdev = adapter->netdev;
954
955 adapter->err_flags |= err_type;
956 netif_carrier_off(netdev);
957
958 dev_info(&adapter->pdev->dev, "%s: Link down\n", netdev->name);
959}
960
961static inline void be_clear_error(struct be_adapter *adapter, int err_type)
962{
963 adapter->err_flags &= ~err_type;
964}
965
966static inline bool be_multi_rxq(const struct be_adapter *adapter)
967{
968 return adapter->num_rx_qs > 1;
969}
970
971void be_cq_notify(struct be_adapter *adapter, u16 qid, bool arm,
972 u16 num_popped);
973void be_link_status_update(struct be_adapter *adapter, u8 link_status);
974void be_parse_stats(struct be_adapter *adapter);
975int be_load_fw(struct be_adapter *adapter, u8 *func);
976bool be_is_wol_supported(struct be_adapter *adapter);
977bool be_pause_supported(struct be_adapter *adapter);
978u32 be_get_fw_log_level(struct be_adapter *adapter);
979int be_update_queues(struct be_adapter *adapter);
980int be_poll(struct napi_struct *napi, int budget);
981void be_eqd_update(struct be_adapter *adapter, bool force_update);
982
983
984
985
986void be_roce_dev_add(struct be_adapter *);
987void be_roce_dev_remove(struct be_adapter *);
988
989
990
991
992void be_roce_dev_shutdown(struct be_adapter *);
993
994#endif
995