1 /*
2  * Copyright (C) 2005 - 2011 Emulex
3  * All rights reserved.
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License version 2
7  * as published by the Free Software Foundation.  The full GNU General
8  * Public License is included in this distribution in the file called COPYING.
9  *
10  * Contact Information:
11  * linux-drivers@emulex.com
12  *
13  * Emulex
14  * 3333 Susan Street
15  * Costa Mesa, CA 92626
16  */
17 
18 #ifndef BE_H
19 #define BE_H
20 
21 #include <linux/pci.h>
22 #include <linux/etherdevice.h>
23 #include <linux/delay.h>
24 #include <net/tcp.h>
25 #include <net/ip.h>
26 #include <net/ipv6.h>
27 #include <linux/if_vlan.h>
28 #include <linux/workqueue.h>
29 #include <linux/interrupt.h>
30 #include <linux/firmware.h>
31 #include <linux/slab.h>
32 #include <linux/u64_stats_sync.h>
33 
34 #include "be_hw.h"
35 #include "be_roce.h"
36 
37 #define DRV_VER			"4.4.31.0u"
38 #define DRV_NAME		"be2net"
39 #define BE_NAME			"ServerEngines BladeEngine2 10Gbps NIC"
40 #define BE3_NAME		"ServerEngines BladeEngine3 10Gbps NIC"
41 #define OC_NAME			"Emulex OneConnect 10Gbps NIC"
42 #define OC_NAME_BE		OC_NAME	"(be3)"
43 #define OC_NAME_LANCER		OC_NAME "(Lancer)"
44 #define OC_NAME_SH		OC_NAME "(Skyhawk)"
45 #define DRV_DESC		"ServerEngines BladeEngine 10Gbps NIC Driver"
46 
47 #define BE_VENDOR_ID 		0x19a2
48 #define EMULEX_VENDOR_ID	0x10df
49 #define BE_DEVICE_ID1		0x211
50 #define BE_DEVICE_ID2		0x221
51 #define OC_DEVICE_ID1		0x700	/* Device Id for BE2 cards */
52 #define OC_DEVICE_ID2		0x710	/* Device Id for BE3 cards */
53 #define OC_DEVICE_ID3		0xe220	/* Device id for Lancer cards */
54 #define OC_DEVICE_ID4           0xe228   /* Device id for VF in Lancer */
55 #define OC_DEVICE_ID5		0x720	/* Device Id for Skyhawk cards */
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 static inline char *nic_name(struct pci_dev *pdev)
62 {
63 	switch (pdev->device) {
64 	case OC_DEVICE_ID1:
65 		return OC_NAME;
66 	case OC_DEVICE_ID2:
67 		return OC_NAME_BE;
68 	case OC_DEVICE_ID3:
69 	case OC_DEVICE_ID4:
70 		return OC_NAME_LANCER;
71 	case BE_DEVICE_ID2:
72 		return BE3_NAME;
73 	case OC_DEVICE_ID5:
74 		return OC_NAME_SH;
75 	default:
76 		return BE_NAME;
77 	}
78 }
79 
80 /* Number of bytes of an RX frame that are copied to skb->data */
81 #define BE_HDR_LEN		((u16) 64)
82 /* allocate extra space to allow tunneling decapsulation without head reallocation */
83 #define BE_RX_SKB_ALLOC_SIZE (BE_HDR_LEN + 64)
84 
85 #define BE_MAX_JUMBO_FRAME_SIZE	9018
86 #define BE_MIN_MTU		256
87 
88 #define BE_NUM_VLANS_SUPPORTED	64
89 #define BE_MAX_EQD		96u
90 #define	BE_MAX_TX_FRAG_COUNT	30
91 
92 #define EVNT_Q_LEN		1024
93 #define TX_Q_LEN		2048
94 #define TX_CQ_LEN		1024
95 #define RX_Q_LEN		1024	/* Does not support any other value */
96 #define RX_CQ_LEN		1024
97 #define MCC_Q_LEN		128	/* total size not to exceed 8 pages */
98 #define MCC_CQ_LEN		256
99 
100 #define BE3_MAX_RSS_QS		8
101 #define BE2_MAX_RSS_QS		4
102 #define MAX_RSS_QS		BE3_MAX_RSS_QS
103 #define MAX_RX_QS		(MAX_RSS_QS + 1) /* RSS qs + 1 def Rx */
104 
105 #define MAX_TX_QS		8
106 #define MAX_ROCE_EQS		5
107 #define MAX_MSIX_VECTORS	(MAX_RSS_QS + MAX_ROCE_EQS) /* RSS qs + RoCE */
108 #define BE_TX_BUDGET		256
109 #define BE_NAPI_WEIGHT		64
110 #define MAX_RX_POST		BE_NAPI_WEIGHT /* Frags posted at a time */
111 #define RX_FRAGS_REFILL_WM	(RX_Q_LEN - MAX_RX_POST)
112 
113 #define MAX_VFS			30 /* Max VFs supported by BE3 FW */
114 #define FW_VER_LEN		32
115 
116 struct be_dma_mem {
117 	void *va;
118 	dma_addr_t dma;
119 	u32 size;
120 };
121 
122 struct be_queue_info {
123 	struct be_dma_mem dma_mem;
124 	u16 len;
125 	u16 entry_size;	/* Size of an element in the queue */
126 	u16 id;
127 	u16 tail, head;
128 	bool created;
129 	atomic_t used;	/* Number of valid elements in the queue */
130 };
131 
132 static inline u32 MODULO(u16 val, u16 limit)
133 {
134 	BUG_ON(limit & (limit - 1));
135 	return val & (limit - 1);
136 }
137 
138 static inline void index_adv(u16 *index, u16 val, u16 limit)
139 {
140 	*index = MODULO((*index + val), limit);
141 }
142 
143 static inline void index_inc(u16 *index, u16 limit)
144 {
145 	*index = MODULO((*index + 1), limit);
146 }
147 
148 static inline void *queue_head_node(struct be_queue_info *q)
149 {
150 	return q->dma_mem.va + q->head * q->entry_size;
151 }
152 
153 static inline void *queue_tail_node(struct be_queue_info *q)
154 {
155 	return q->dma_mem.va + q->tail * q->entry_size;
156 }
157 
158 static inline void *queue_index_node(struct be_queue_info *q, u16 index)
159 {
160 	return q->dma_mem.va + index * q->entry_size;
161 }
162 
163 static inline void queue_head_inc(struct be_queue_info *q)
164 {
165 	index_inc(&q->head, q->len);
166 }
167 
168 static inline void index_dec(u16 *index, u16 limit)
169 {
170 	*index = MODULO((*index - 1), limit);
171 }
172 
173 static inline void queue_tail_inc(struct be_queue_info *q)
174 {
175 	index_inc(&q->tail, q->len);
176 }
177 
178 struct be_eq_obj {
179 	struct be_queue_info q;
180 	char desc[32];
181 
182 	/* Adaptive interrupt coalescing (AIC) info */
183 	bool enable_aic;
184 	u32 min_eqd;		/* in usecs */
185 	u32 max_eqd;		/* in usecs */
186 	u32 eqd;		/* configured val when aic is off */
187 	u32 cur_eqd;		/* in usecs */
188 
189 	u8 idx;			/* array index */
190 	u16 tx_budget;
191 	struct napi_struct napi;
192 	struct be_adapter *adapter;
193 } ____cacheline_aligned_in_smp;
194 
195 struct be_mcc_obj {
196 	struct be_queue_info q;
197 	struct be_queue_info cq;
198 	bool rearm_cq;
199 };
200 
201 struct be_tx_stats {
202 	u64 tx_bytes;
203 	u64 tx_pkts;
204 	u64 tx_reqs;
205 	u64 tx_wrbs;
206 	u64 tx_compl;
207 	ulong tx_jiffies;
208 	u32 tx_stops;
209 	struct u64_stats_sync sync;
210 	struct u64_stats_sync sync_compl;
211 };
212 
213 struct be_tx_obj {
214 	struct be_queue_info q;
215 	struct be_queue_info cq;
216 	/* Remember the skbs that were transmitted */
217 	struct sk_buff *sent_skb_list[TX_Q_LEN];
218 	struct be_tx_stats stats;
219 } ____cacheline_aligned_in_smp;
220 
221 /* Struct to remember the pages posted for rx frags */
222 struct be_rx_page_info {
223 	struct page *page;
224 	DEFINE_DMA_UNMAP_ADDR(bus);
225 	u16 page_offset;
226 	bool last_page_user;
227 };
228 
229 struct be_rx_stats {
230 	u64 rx_bytes;
231 	u64 rx_pkts;
232 	u64 rx_pkts_prev;
233 	ulong rx_jiffies;
234 	u32 rx_drops_no_skbs;	/* skb allocation errors */
235 	u32 rx_drops_no_frags;	/* HW has no fetched frags */
236 	u32 rx_post_fail;	/* page post alloc failures */
237 	u32 rx_compl;
238 	u32 rx_mcast_pkts;
239 	u32 rx_compl_err;	/* completions with err set */
240 	u32 rx_pps;		/* pkts per second */
241 	struct u64_stats_sync sync;
242 };
243 
244 struct be_rx_compl_info {
245 	u32 rss_hash;
246 	u16 vlan_tag;
247 	u16 pkt_size;
248 	u16 rxq_idx;
249 	u16 port;
250 	u8 vlanf;
251 	u8 num_rcvd;
252 	u8 err;
253 	u8 ipf;
254 	u8 tcpf;
255 	u8 udpf;
256 	u8 ip_csum;
257 	u8 l4_csum;
258 	u8 ipv6;
259 	u8 vtm;
260 	u8 pkt_type;
261 };
262 
263 struct be_rx_obj {
264 	struct be_adapter *adapter;
265 	struct be_queue_info q;
266 	struct be_queue_info cq;
267 	struct be_rx_compl_info rxcp;
268 	struct be_rx_page_info page_info_tbl[RX_Q_LEN];
269 	struct be_rx_stats stats;
270 	u8 rss_id;
271 	bool rx_post_starved;	/* Zero rx frags have been posted to BE */
272 } ____cacheline_aligned_in_smp;
273 
274 struct be_drv_stats {
275 	u32 be_on_die_temperature;
276 	u32 eth_red_drops;
277 	u32 rx_drops_no_pbuf;
278 	u32 rx_drops_no_txpb;
279 	u32 rx_drops_no_erx_descr;
280 	u32 rx_drops_no_tpre_descr;
281 	u32 rx_drops_too_many_frags;
282 	u32 forwarded_packets;
283 	u32 rx_drops_mtu;
284 	u32 rx_crc_errors;
285 	u32 rx_alignment_symbol_errors;
286 	u32 rx_pause_frames;
287 	u32 rx_priority_pause_frames;
288 	u32 rx_control_frames;
289 	u32 rx_in_range_errors;
290 	u32 rx_out_range_errors;
291 	u32 rx_frame_too_long;
292 	u32 rx_address_mismatch_drops;
293 	u32 rx_dropped_too_small;
294 	u32 rx_dropped_too_short;
295 	u32 rx_dropped_header_too_small;
296 	u32 rx_dropped_tcp_length;
297 	u32 rx_dropped_runt;
298 	u32 rx_ip_checksum_errs;
299 	u32 rx_tcp_checksum_errs;
300 	u32 rx_udp_checksum_errs;
301 	u32 tx_pauseframes;
302 	u32 tx_priority_pauseframes;
303 	u32 tx_controlframes;
304 	u32 rxpp_fifo_overflow_drop;
305 	u32 rx_input_fifo_overflow_drop;
306 	u32 pmem_fifo_overflow_drop;
307 	u32 jabber_events;
308 };
309 
310 struct be_vf_cfg {
311 	unsigned char mac_addr[ETH_ALEN];
312 	int if_handle;
313 	int pmac_id;
314 	u16 def_vid;
315 	u16 vlan_tag;
316 	u32 tx_rate;
317 };
318 
319 enum vf_state {
320 	ENABLED = 0,
321 	ASSIGNED = 1
322 };
323 
324 #define BE_FLAGS_LINK_STATUS_INIT		1
325 #define BE_FLAGS_WORKER_SCHEDULED		(1 << 3)
326 #define BE_UC_PMAC_COUNT		30
327 #define BE_VF_UC_PMAC_COUNT		2
328 
329 struct phy_info {
330 	u8 transceiver;
331 	u8 autoneg;
332 	u8 fc_autoneg;
333 	u8 port_type;
334 	u16 phy_type;
335 	u16 interface_type;
336 	u32 misc_params;
337 	u16 auto_speeds_supported;
338 	u16 fixed_speeds_supported;
339 	int link_speed;
340 	u32 dac_cable_len;
341 	u32 advertising;
342 	u32 supported;
343 };
344 
345 struct be_adapter {
346 	struct pci_dev *pdev;
347 	struct net_device *netdev;
348 
349 	u8 __iomem *csr;
350 	u8 __iomem *db;		/* Door Bell */
351 
352 	struct mutex mbox_lock; /* For serializing mbox cmds to BE card */
353 	struct be_dma_mem mbox_mem;
354 	/* Mbox mem is adjusted to align to 16 bytes. The allocated addr
355 	 * is stored for freeing purpose */
356 	struct be_dma_mem mbox_mem_alloced;
357 
358 	struct be_mcc_obj mcc_obj;
359 	spinlock_t mcc_lock;	/* For serializing mcc cmds to BE card */
360 	spinlock_t mcc_cq_lock;
361 
362 	u32 num_msix_vec;
363 	u32 num_evt_qs;
364 	struct be_eq_obj eq_obj[MAX_MSIX_VECTORS];
365 	struct msix_entry msix_entries[MAX_MSIX_VECTORS];
366 	bool isr_registered;
367 
368 	/* TX Rings */
369 	u32 num_tx_qs;
370 	struct be_tx_obj tx_obj[MAX_TX_QS];
371 
372 	/* Rx rings */
373 	u32 num_rx_qs;
374 	struct be_rx_obj rx_obj[MAX_RX_QS];
375 	u32 big_page_size;	/* Compounded page size shared by rx wrbs */
376 
377 	u8 eq_next_idx;
378 	struct be_drv_stats drv_stats;
379 
380 	u16 vlans_added;
381 	u16 max_vlans;	/* Number of vlans supported */
382 	u8 vlan_tag[VLAN_N_VID];
383 	u8 vlan_prio_bmap;	/* Available Priority BitMap */
384 	u16 recommended_prio;	/* Recommended Priority */
385 	struct be_dma_mem rx_filter; /* Cmd DMA mem for rx-filter */
386 
387 	struct be_dma_mem stats_cmd;
388 	/* Work queue used to perform periodic tasks like getting statistics */
389 	struct delayed_work work;
390 	u16 work_counter;
391 
392 	struct delayed_work func_recovery_work;
393 	u32 flags;
394 	/* Ethtool knobs and info */
395 	char fw_ver[FW_VER_LEN];
396 	int if_handle;		/* Used to configure filtering */
397 	u32 *pmac_id;		/* MAC addr handle used by BE card */
398 	u32 beacon_state;	/* for set_phys_id */
399 
400 	bool eeh_error;
401 	bool fw_timeout;
402 	bool hw_error;
403 
404 	u32 port_num;
405 	bool promiscuous;
406 	u32 function_mode;
407 	u32 function_caps;
408 	u32 rx_fc;		/* Rx flow control */
409 	u32 tx_fc;		/* Tx flow control */
410 	bool stats_cmd_sent;
411 	u8 generation;		/* BladeEngine ASIC generation */
412 	u32 if_type;
413 	struct {
414 		u8 __iomem *base;	/* Door Bell */
415 		u32 size;
416 		u32 total_size;
417 		u64 io_addr;
418 	} roce_db;
419 	u32 num_msix_roce_vec;
420 	struct ocrdma_dev *ocrdma_dev;
421 	struct list_head entry;
422 
423 	u32 flash_status;
424 	struct completion flash_compl;
425 
426 	u32 num_vfs;		/* Number of VFs provisioned by PF driver */
427 	u32 dev_num_vfs;	/* Number of VFs supported by HW */
428 	u8 virtfn;
429 	struct be_vf_cfg *vf_cfg;
430 	bool be3_native;
431 	u32 sli_family;
432 	u8 hba_port_num;
433 	u16 pvid;
434 	struct phy_info phy;
435 	u8 wol_cap;
436 	bool wol;
437 	u32 max_pmac_cnt;	/* Max secondary UC MACs programmable */
438 	u32 uc_macs;		/* Count of secondary UC MAC programmed */
439 	u32 msg_enable;
440 	int be_get_temp_freq;
441 };
442 
443 #define be_physfn(adapter)		(!adapter->virtfn)
444 #define	sriov_enabled(adapter)		(adapter->num_vfs > 0)
445 #define	sriov_want(adapter)		(adapter->dev_num_vfs && num_vfs && \
446 					 be_physfn(adapter))
447 #define for_all_vfs(adapter, vf_cfg, i)					\
448 	for (i = 0, vf_cfg = &adapter->vf_cfg[i]; i < adapter->num_vfs;	\
449 		i++, vf_cfg++)
450 
451 /* BladeEngine Generation numbers */
452 #define BE_GEN2 2
453 #define BE_GEN3 3
454 
455 #define ON				1
456 #define OFF				0
457 #define lancer_chip(adapter)	((adapter->pdev->device == OC_DEVICE_ID3) || \
458 				 (adapter->pdev->device == OC_DEVICE_ID4))
459 
460 #define skyhawk_chip(adapter)	(adapter->pdev->device == OC_DEVICE_ID5)
461 
462 
463 #define be_roce_supported(adapter) ((adapter->if_type == SLI_INTF_TYPE_3 || \
464 				adapter->sli_family == SKYHAWK_SLI_FAMILY) && \
465 				(adapter->function_mode & RDMA_ENABLED))
466 
467 extern const struct ethtool_ops be_ethtool_ops;
468 
469 #define msix_enabled(adapter)		(adapter->num_msix_vec > 0)
470 #define num_irqs(adapter)		(msix_enabled(adapter) ?	\
471 						adapter->num_msix_vec : 1)
472 #define tx_stats(txo)			(&(txo)->stats)
473 #define rx_stats(rxo)			(&(rxo)->stats)
474 
475 /* The default RXQ is the last RXQ */
476 #define default_rxo(adpt)		(&adpt->rx_obj[adpt->num_rx_qs - 1])
477 
478 #define for_all_rx_queues(adapter, rxo, i)				\
479 	for (i = 0, rxo = &adapter->rx_obj[i]; i < adapter->num_rx_qs;	\
480 		i++, rxo++)
481 
482 /* Skip the default non-rss queue (last one)*/
483 #define for_all_rss_queues(adapter, rxo, i)				\
484 	for (i = 0, rxo = &adapter->rx_obj[i]; i < (adapter->num_rx_qs - 1);\
485 		i++, rxo++)
486 
487 #define for_all_tx_queues(adapter, txo, i)				\
488 	for (i = 0, txo = &adapter->tx_obj[i]; i < adapter->num_tx_qs;	\
489 		i++, txo++)
490 
491 #define for_all_evt_queues(adapter, eqo, i)				\
492 	for (i = 0, eqo = &adapter->eq_obj[i]; i < adapter->num_evt_qs; \
493 		i++, eqo++)
494 
495 #define is_mcc_eqo(eqo)			(eqo->idx == 0)
496 #define mcc_eqo(adapter)		(&adapter->eq_obj[0])
497 
498 #define PAGE_SHIFT_4K		12
499 #define PAGE_SIZE_4K		(1 << PAGE_SHIFT_4K)
500 
501 /* Returns number of pages spanned by the data starting at the given addr */
502 #define PAGES_4K_SPANNED(_address, size) 				\
503 		((u32)((((size_t)(_address) & (PAGE_SIZE_4K - 1)) + 	\
504 			(size) + (PAGE_SIZE_4K - 1)) >> PAGE_SHIFT_4K))
505 
506 /* Returns bit offset within a DWORD of a bitfield */
507 #define AMAP_BIT_OFFSET(_struct, field)  				\
508 		(((size_t)&(((_struct *)0)->field))%32)
509 
510 /* Returns the bit mask of the field that is NOT shifted into location. */
511 static inline u32 amap_mask(u32 bitsize)
512 {
513 	return (bitsize == 32 ? 0xFFFFFFFF : (1 << bitsize) - 1);
514 }
515 
516 static inline void
517 amap_set(void *ptr, u32 dw_offset, u32 mask, u32 offset, u32 value)
518 {
519 	u32 *dw = (u32 *) ptr + dw_offset;
520 	*dw &= ~(mask << offset);
521 	*dw |= (mask & value) << offset;
522 }
523 
524 #define AMAP_SET_BITS(_struct, field, ptr, val)				\
525 		amap_set(ptr,						\
526 			offsetof(_struct, field)/32,			\
527 			amap_mask(sizeof(((_struct *)0)->field)),	\
528 			AMAP_BIT_OFFSET(_struct, field),		\
529 			val)
530 
531 static inline u32 amap_get(void *ptr, u32 dw_offset, u32 mask, u32 offset)
532 {
533 	u32 *dw = (u32 *) ptr;
534 	return mask & (*(dw + dw_offset) >> offset);
535 }
536 
537 #define AMAP_GET_BITS(_struct, field, ptr)				\
538 		amap_get(ptr,						\
539 			offsetof(_struct, field)/32,			\
540 			amap_mask(sizeof(((_struct *)0)->field)),	\
541 			AMAP_BIT_OFFSET(_struct, field))
542 
543 #define be_dws_cpu_to_le(wrb, len)	swap_dws(wrb, len)
544 #define be_dws_le_to_cpu(wrb, len)	swap_dws(wrb, len)
545 static inline void swap_dws(void *wrb, int len)
546 {
547 #ifdef __BIG_ENDIAN
548 	u32 *dw = wrb;
549 	BUG_ON(len % 4);
550 	do {
551 		*dw = cpu_to_le32(*dw);
552 		dw++;
553 		len -= 4;
554 	} while (len);
555 #endif				/* __BIG_ENDIAN */
556 }
557 
558 static inline u8 is_tcp_pkt(struct sk_buff *skb)
559 {
560 	u8 val = 0;
561 
562 	if (ip_hdr(skb)->version == 4)
563 		val = (ip_hdr(skb)->protocol == IPPROTO_TCP);
564 	else if (ip_hdr(skb)->version == 6)
565 		val = (ipv6_hdr(skb)->nexthdr == NEXTHDR_TCP);
566 
567 	return val;
568 }
569 
570 static inline u8 is_udp_pkt(struct sk_buff *skb)
571 {
572 	u8 val = 0;
573 
574 	if (ip_hdr(skb)->version == 4)
575 		val = (ip_hdr(skb)->protocol == IPPROTO_UDP);
576 	else if (ip_hdr(skb)->version == 6)
577 		val = (ipv6_hdr(skb)->nexthdr == NEXTHDR_UDP);
578 
579 	return val;
580 }
581 
582 static inline bool is_ipv4_pkt(struct sk_buff *skb)
583 {
584 	return skb->protocol == htons(ETH_P_IP) && ip_hdr(skb)->version == 4;
585 }
586 
587 static inline void be_vf_eth_addr_generate(struct be_adapter *adapter, u8 *mac)
588 {
589 	u32 addr;
590 
591 	addr = jhash(adapter->netdev->dev_addr, ETH_ALEN, 0);
592 
593 	mac[5] = (u8)(addr & 0xFF);
594 	mac[4] = (u8)((addr >> 8) & 0xFF);
595 	mac[3] = (u8)((addr >> 16) & 0xFF);
596 	/* Use the OUI from the current MAC address */
597 	memcpy(mac, adapter->netdev->dev_addr, 3);
598 }
599 
600 static inline bool be_multi_rxq(const struct be_adapter *adapter)
601 {
602 	return adapter->num_rx_qs > 1;
603 }
604 
605 static inline bool be_error(struct be_adapter *adapter)
606 {
607 	return adapter->eeh_error || adapter->hw_error || adapter->fw_timeout;
608 }
609 
610 static inline bool be_crit_error(struct be_adapter *adapter)
611 {
612 	return adapter->eeh_error || adapter->hw_error;
613 }
614 
615 static inline void  be_clear_all_error(struct be_adapter *adapter)
616 {
617 	adapter->eeh_error = false;
618 	adapter->hw_error = false;
619 	adapter->fw_timeout = false;
620 }
621 
622 static inline bool be_is_wol_excluded(struct be_adapter *adapter)
623 {
624 	struct pci_dev *pdev = adapter->pdev;
625 
626 	if (!be_physfn(adapter))
627 		return true;
628 
629 	switch (pdev->subsystem_device) {
630 	case OC_SUBSYS_DEVICE_ID1:
631 	case OC_SUBSYS_DEVICE_ID2:
632 	case OC_SUBSYS_DEVICE_ID3:
633 	case OC_SUBSYS_DEVICE_ID4:
634 		return true;
635 	default:
636 		return false;
637 	}
638 }
639 
640 static inline bool be_type_2_3(struct be_adapter *adapter)
641 {
642 	return (adapter->if_type == SLI_INTF_TYPE_2 ||
643 		adapter->if_type == SLI_INTF_TYPE_3) ? true : false;
644 }
645 
646 extern void be_cq_notify(struct be_adapter *adapter, u16 qid, bool arm,
647 		u16 num_popped);
648 extern void be_link_status_update(struct be_adapter *adapter, u8 link_status);
649 extern void be_parse_stats(struct be_adapter *adapter);
650 extern int be_load_fw(struct be_adapter *adapter, u8 *func);
651 extern bool be_is_wol_supported(struct be_adapter *adapter);
652 extern bool be_pause_supported(struct be_adapter *adapter);
653 extern u32 be_get_fw_log_level(struct be_adapter *adapter);
654 
655 /*
656  * internal function to initialize-cleanup roce device.
657  */
658 extern void be_roce_dev_add(struct be_adapter *);
659 extern void be_roce_dev_remove(struct be_adapter *);
660 
661 /*
662  * internal function to open-close roce device during ifup-ifdown.
663  */
664 extern void be_roce_dev_open(struct be_adapter *);
665 extern void be_roce_dev_close(struct be_adapter *);
666 
667 #endif				/* BE_H */
668