1 /* bnx2x_sriov.h: QLogic Everest network driver.
2  *
3  * Copyright 2009-2013 Broadcom Corporation
4  * Copyright 2014 QLogic Corporation
5  * All rights reserved
6  *
7  * Unless you and QLogic execute a separate written software license
8  * agreement governing use of this software, this software is licensed to you
9  * under the terms of the GNU General Public License version 2, available
10  * at http://www.gnu.org/licenses/old-licenses/gpl-2.0.html (the "GPL").
11  *
12  * Notwithstanding the above, under no circumstances may you combine this
13  * software in any way with any other QLogic software provided under a
14  * license other than the GPL, without QLogic's express prior written
15  * consent.
16  *
17  * Maintained by: Ariel Elior <ariel.elior@qlogic.com>
18  * Written by: Shmulik Ravid
19  *	       Ariel Elior <ariel.elior@qlogic.com>
20  */
21 #ifndef BNX2X_SRIOV_H
22 #define BNX2X_SRIOV_H
23 
24 #include "bnx2x_vfpf.h"
25 #include "bnx2x.h"
26 
27 enum sample_bulletin_result {
28 	   PFVF_BULLETIN_UNCHANGED,
29 	   PFVF_BULLETIN_UPDATED,
30 	   PFVF_BULLETIN_CRC_ERR
31 };
32 
33 #ifdef CONFIG_BNX2X_SRIOV
34 
35 extern struct workqueue_struct *bnx2x_iov_wq;
36 
37 /* The bnx2x device structure holds vfdb structure described below.
38  * The VF array is indexed by the relative vfid.
39  */
40 #define BNX2X_VF_MAX_QUEUES		16
41 #define BNX2X_VF_MAX_TPA_AGG_QUEUES	8
42 
43 struct bnx2x_sriov {
44 	u32 first_vf_in_pf;
45 
46 	/* standard SRIOV capability fields, mostly for debugging */
47 	int pos;		/* capability position */
48 	int nres;		/* number of resources */
49 	u32 cap;		/* SR-IOV Capabilities */
50 	u16 ctrl;		/* SR-IOV Control */
51 	u16 total;		/* total VFs associated with the PF */
52 	u16 initial;		/* initial VFs associated with the PF */
53 	u16 nr_virtfn;		/* number of VFs available */
54 	u16 offset;		/* first VF Routing ID offset */
55 	u16 stride;		/* following VF stride */
56 	u32 pgsz;		/* page size for BAR alignment */
57 	u8 link;		/* Function Dependency Link */
58 };
59 
60 /* bars */
61 struct bnx2x_vf_bar {
62 	u64 bar;
63 	u32 size;
64 };
65 
66 struct bnx2x_vf_bar_info {
67 	struct bnx2x_vf_bar bars[PCI_SRIOV_NUM_BARS];
68 	u8 nr_bars;
69 };
70 
71 /* vf queue (used both for rx or tx) */
72 struct bnx2x_vf_queue {
73 	struct eth_context		*cxt;
74 
75 	/* MACs object */
76 	struct bnx2x_vlan_mac_obj	mac_obj;
77 
78 	/* VLANs object */
79 	struct bnx2x_vlan_mac_obj	vlan_obj;
80 
81 	/* VLAN-MACs object */
82 	struct bnx2x_vlan_mac_obj	vlan_mac_obj;
83 
84 	unsigned long accept_flags;	/* last accept flags configured */
85 
86 	/* Queue Slow-path State object */
87 	struct bnx2x_queue_sp_obj	sp_obj;
88 
89 	u32 cid;
90 	u16 index;
91 	u16 sb_idx;
92 	bool is_leading;
93 	bool sp_initialized;
94 };
95 
96 /* struct bnx2x_vf_queue_construct_params - prepare queue construction
97  * parameters: q-init, q-setup and SB index
98  */
99 struct bnx2x_vf_queue_construct_params {
100 	struct bnx2x_queue_state_params		qstate;
101 	struct bnx2x_queue_setup_params		prep_qsetup;
102 };
103 
104 /* forward */
105 struct bnx2x_virtf;
106 
107 /* VFOP definitions */
108 
109 struct bnx2x_vf_mac_vlan_filter {
110 	int type;
111 #define BNX2X_VF_FILTER_MAC	BIT(0)
112 #define BNX2X_VF_FILTER_VLAN	BIT(1)
113 #define BNX2X_VF_FILTER_VLAN_MAC \
114 	(BNX2X_VF_FILTER_MAC | BNX2X_VF_FILTER_VLAN) /*shortcut*/
115 
116 	bool add;
117 	bool applied;
118 	u8 *mac;
119 	u16 vid;
120 };
121 
122 struct bnx2x_vf_mac_vlan_filters {
123 	int count;
124 	struct bnx2x_vf_mac_vlan_filter filters[];
125 };
126 
127 /* vf context */
128 struct bnx2x_virtf {
129 	u16 cfg_flags;
130 #define VF_CFG_STATS_COALESCE	0x1
131 #define VF_CFG_EXT_BULLETIN	0x2
132 #define VF_CFG_VLAN_FILTER	0x4
133 	u8 link_cfg;		/* IFLA_VF_LINK_STATE_AUTO
134 				 * IFLA_VF_LINK_STATE_ENABLE
135 				 * IFLA_VF_LINK_STATE_DISABLE
136 				 */
137 	u8 state;
138 #define VF_FREE		0	/* VF ready to be acquired holds no resc */
139 #define VF_ACQUIRED	1	/* VF acquired, but not initialized */
140 #define VF_ENABLED	2	/* VF Enabled */
141 #define VF_RESET	3	/* VF FLR'd, pending cleanup */
142 
143 	bool flr_clnup_stage;	/* true during flr cleanup */
144 	bool malicious;		/* true if FW indicated so, until FLR */
145 
146 	/* dma */
147 	dma_addr_t fw_stat_map;
148 	u16 stats_stride;
149 	dma_addr_t bulletin_map;
150 
151 	/* Allocated resources counters. Before the VF is acquired, the
152 	 * counters hold the following values:
153 	 *
154 	 * - xxq_count = 0 as the queues memory is not allocated yet.
155 	 *
156 	 * - sb_count  = The number of status blocks configured for this VF in
157 	 *		 the IGU CAM. Initially read during probe.
158 	 *
159 	 * - xx_rules_count = The number of rules statically and equally
160 	 *		      allocated for each VF, during PF load.
161 	 */
162 	struct vf_pf_resc_request	alloc_resc;
163 #define vf_rxq_count(vf)		((vf)->alloc_resc.num_rxqs)
164 #define vf_txq_count(vf)		((vf)->alloc_resc.num_txqs)
165 #define vf_sb_count(vf)			((vf)->alloc_resc.num_sbs)
166 #define vf_mac_rules_cnt(vf)		((vf)->alloc_resc.num_mac_filters)
167 #define vf_vlan_rules_cnt(vf)		((vf)->alloc_resc.num_vlan_filters)
168 #define vf_mc_rules_cnt(vf)		((vf)->alloc_resc.num_mc_filters)
169 
170 	u8 sb_count;	/* actual number of SBs */
171 	u8 igu_base_id;	/* base igu status block id */
172 
173 	struct bnx2x_vf_queue	*vfqs;
174 #define LEADING_IDX			0
175 #define bnx2x_vfq_is_leading(vfq)	((vfq)->index == LEADING_IDX)
176 #define bnx2x_vfq(vf, nr, var)		((vf)->vfqs[(nr)].var)
177 #define bnx2x_leading_vfq(vf, var)	((vf)->vfqs[LEADING_IDX].var)
178 
179 	u8 index;	/* index in the vf array */
180 	u8 abs_vfid;
181 	u8 sp_cl_id;
182 	u32 error;	/* 0 means all's-well */
183 
184 	/* BDF */
185 	unsigned int bus;
186 	unsigned int devfn;
187 
188 	/* bars */
189 	struct bnx2x_vf_bar bars[PCI_SRIOV_NUM_BARS];
190 
191 	/* set-mac ramrod state 1-pending, 0-done */
192 	unsigned long	filter_state;
193 
194 	/* leading rss client id ~~ the client id of the first rxq, must be
195 	 * set for each txq.
196 	 */
197 	int leading_rss;
198 
199 	/* MCAST object */
200 	struct bnx2x_mcast_obj		mcast_obj;
201 
202 	/* RSS configuration object */
203 	struct bnx2x_rss_config_obj     rss_conf_obj;
204 
205 	/* slow-path operations */
206 	struct mutex			op_mutex; /* one vfop at a time mutex */
207 	enum channel_tlvs		op_current;
208 
209 	u8 fp_hsi;
210 
211 	struct bnx2x_credit_pool_obj	vf_vlans_pool;
212 	struct bnx2x_credit_pool_obj	vf_macs_pool;
213 };
214 
215 #define BNX2X_NR_VIRTFN(bp)	((bp)->vfdb->sriov.nr_virtfn)
216 
217 #define for_each_vf(bp, var) \
218 		for ((var) = 0; (var) < BNX2X_NR_VIRTFN(bp); (var)++)
219 
220 #define for_each_vfq(vf, var) \
221 		for ((var) = 0; (var) < vf_rxq_count(vf); (var)++)
222 
223 #define for_each_vf_sb(vf, var) \
224 		for ((var) = 0; (var) < vf_sb_count(vf); (var)++)
225 
226 #define is_vf_multi(vf)	(vf_rxq_count(vf) > 1)
227 
228 #define HW_VF_HANDLE(bp, abs_vfid) \
229 	(u16)(BP_ABS_FUNC((bp)) | (1<<3) |  ((u16)(abs_vfid) << 4))
230 
231 #define FW_PF_MAX_HANDLE	8
232 
233 #define FW_VF_HANDLE(abs_vfid)	\
234 	(abs_vfid + FW_PF_MAX_HANDLE)
235 
236 #define GET_NUM_VFS_PER_PATH(bp)	64 /* use max possible value */
237 #define GET_NUM_VFS_PER_PF(bp)		((bp)->vfdb ? (bp)->vfdb->sriov.total \
238 						    : 0)
239 #define VF_MAC_CREDIT_CNT		1
240 #define VF_VLAN_CREDIT_CNT		2 /* VLAN0 + 'real' VLAN */
241 
242 /* locking and unlocking the channel mutex */
243 void bnx2x_lock_vf_pf_channel(struct bnx2x *bp, struct bnx2x_virtf *vf,
244 			      enum channel_tlvs tlv);
245 
246 void bnx2x_unlock_vf_pf_channel(struct bnx2x *bp, struct bnx2x_virtf *vf,
247 				enum channel_tlvs expected_tlv);
248 
249 /* VF mail box (aka vf-pf channel) */
250 
251 /* a container for the bi-directional vf<-->pf messages.
252  *  The actual response will be placed according to the offset parameter
253  *  provided in the request
254  */
255 
256 #define MBX_MSG_ALIGN	8
257 #define MBX_MSG_ALIGNED_SIZE	(roundup(sizeof(struct bnx2x_vf_mbx_msg), \
258 				MBX_MSG_ALIGN))
259 
260 struct bnx2x_vf_mbx_msg {
261 	union vfpf_tlvs req;
262 	union pfvf_tlvs resp;
263 };
264 
265 struct bnx2x_vf_mbx {
266 	struct bnx2x_vf_mbx_msg *msg;
267 	dma_addr_t msg_mapping;
268 
269 	/* VF GPA address */
270 	u32 vf_addr_lo;
271 	u32 vf_addr_hi;
272 
273 	struct vfpf_first_tlv first_tlv;	/* saved VF request header */
274 };
275 
276 struct bnx2x_vf_sp {
277 	union {
278 		struct eth_classify_rules_ramrod_data	e2;
279 	} mac_rdata;
280 
281 	union {
282 		struct eth_classify_rules_ramrod_data	e2;
283 	} vlan_rdata;
284 
285 	union {
286 		struct eth_classify_rules_ramrod_data	e2;
287 	} vlan_mac_rdata;
288 
289 	union {
290 		struct eth_filter_rules_ramrod_data	e2;
291 	} rx_mode_rdata;
292 
293 	union {
294 		struct eth_multicast_rules_ramrod_data  e2;
295 	} mcast_rdata;
296 
297 	union {
298 		struct client_init_ramrod_data  init_data;
299 		struct client_update_ramrod_data update_data;
300 	} q_data;
301 
302 	union {
303 		struct eth_rss_update_ramrod_data e2;
304 	} rss_rdata;
305 };
306 
307 struct hw_dma {
308 	void *addr;
309 	dma_addr_t mapping;
310 	size_t size;
311 };
312 
313 struct bnx2x_vfdb {
314 #define BP_VFDB(bp)		((bp)->vfdb)
315 	/* vf array */
316 	struct bnx2x_virtf	*vfs;
317 #define BP_VF(bp, idx)		((BP_VFDB(bp) && (bp)->vfdb->vfs) ? \
318 					&((bp)->vfdb->vfs[idx]) : NULL)
319 #define bnx2x_vf(bp, idx, var)	((bp)->vfdb->vfs[idx].var)
320 
321 	/* queue array - for all vfs */
322 	struct bnx2x_vf_queue *vfqs;
323 
324 	/* vf HW contexts */
325 	struct hw_dma		context[BNX2X_VF_CIDS/ILT_PAGE_CIDS];
326 #define	BP_VF_CXT_PAGE(bp, i)	(&(bp)->vfdb->context[i])
327 
328 	/* SR-IOV information */
329 	struct bnx2x_sriov	sriov;
330 	struct hw_dma		mbx_dma;
331 #define BP_VF_MBX_DMA(bp)	(&((bp)->vfdb->mbx_dma))
332 	struct bnx2x_vf_mbx	mbxs[BNX2X_MAX_NUM_OF_VFS];
333 #define BP_VF_MBX(bp, vfid)	(&((bp)->vfdb->mbxs[vfid]))
334 
335 	struct hw_dma		bulletin_dma;
336 #define BP_VF_BULLETIN_DMA(bp)	(&((bp)->vfdb->bulletin_dma))
337 #define	BP_VF_BULLETIN(bp, vf) \
338 	(((struct pf_vf_bulletin_content *)(BP_VF_BULLETIN_DMA(bp)->addr)) \
339 	 + (vf))
340 
341 	struct hw_dma		sp_dma;
342 #define bnx2x_vf_sp(bp, vf, field) ((bp)->vfdb->sp_dma.addr +		\
343 		(vf)->index * sizeof(struct bnx2x_vf_sp) +		\
344 		offsetof(struct bnx2x_vf_sp, field))
345 #define bnx2x_vf_sp_map(bp, vf, field) ((bp)->vfdb->sp_dma.mapping +	\
346 		(vf)->index * sizeof(struct bnx2x_vf_sp) +		\
347 		offsetof(struct bnx2x_vf_sp, field))
348 
349 #define FLRD_VFS_DWORDS (BNX2X_MAX_NUM_OF_VFS / 32)
350 	u32 flrd_vfs[FLRD_VFS_DWORDS];
351 
352 	/* the number of msix vectors belonging to this PF designated for VFs */
353 	u16 vf_sbs_pool;
354 	u16 first_vf_igu_entry;
355 
356 	/* sp_rtnl synchronization */
357 	struct mutex			event_mutex;
358 	u64				event_occur;
359 
360 	/* bulletin board update synchronization */
361 	struct mutex			bulletin_mutex;
362 };
363 
364 /* queue access */
365 static inline struct bnx2x_vf_queue *vfq_get(struct bnx2x_virtf *vf, u8 index)
366 {
367 	return &(vf->vfqs[index]);
368 }
369 
370 /* FW ids */
371 static inline u8 vf_igu_sb(struct bnx2x_virtf *vf, u16 sb_idx)
372 {
373 	return vf->igu_base_id + sb_idx;
374 }
375 
376 static inline u8 vf_hc_qzone(struct bnx2x_virtf *vf, u16 sb_idx)
377 {
378 	return vf_igu_sb(vf, sb_idx);
379 }
380 
381 static u8 vfq_cl_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q)
382 {
383 	return vf->igu_base_id + q->index;
384 }
385 
386 static inline u8 vfq_stat_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q)
387 {
388 	if (vf->cfg_flags & VF_CFG_STATS_COALESCE)
389 		return vf->leading_rss;
390 	else
391 		return vfq_cl_id(vf, q);
392 }
393 
394 static inline u8 vfq_qzone_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q)
395 {
396 	return vfq_cl_id(vf, q);
397 }
398 
399 /* global iov routines */
400 int bnx2x_iov_init_ilt(struct bnx2x *bp, u16 line);
401 int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param, int num_vfs_param);
402 void bnx2x_iov_remove_one(struct bnx2x *bp);
403 void bnx2x_iov_free_mem(struct bnx2x *bp);
404 int bnx2x_iov_alloc_mem(struct bnx2x *bp);
405 int bnx2x_iov_nic_init(struct bnx2x *bp);
406 int bnx2x_iov_chip_cleanup(struct bnx2x *bp);
407 void bnx2x_iov_init_dq(struct bnx2x *bp);
408 void bnx2x_iov_init_dmae(struct bnx2x *bp);
409 void bnx2x_iov_set_queue_sp_obj(struct bnx2x *bp, int vf_cid,
410 				struct bnx2x_queue_sp_obj **q_obj);
411 int bnx2x_iov_eq_sp_event(struct bnx2x *bp, union event_ring_elem *elem);
412 void bnx2x_iov_adjust_stats_req(struct bnx2x *bp);
413 void bnx2x_iov_storm_stats_update(struct bnx2x *bp);
414 /* global vf mailbox routines */
415 void bnx2x_vf_mbx(struct bnx2x *bp);
416 void bnx2x_vf_mbx_schedule(struct bnx2x *bp,
417 			   struct vf_pf_event_data *vfpf_event);
418 void bnx2x_vf_enable_mbx(struct bnx2x *bp, u8 abs_vfid);
419 
420 /* CORE VF API */
421 typedef u8 bnx2x_mac_addr_t[ETH_ALEN];
422 
423 /* acquire */
424 int bnx2x_vf_acquire(struct bnx2x *bp, struct bnx2x_virtf *vf,
425 		     struct vf_pf_resc_request *resc);
426 /* init */
427 int bnx2x_vf_init(struct bnx2x *bp, struct bnx2x_virtf *vf,
428 		  dma_addr_t *sb_map);
429 
430 /* VFOP queue construction helpers */
431 void bnx2x_vfop_qctor_dump_tx(struct bnx2x *bp, struct bnx2x_virtf *vf,
432 			    struct bnx2x_queue_init_params *init_params,
433 			    struct bnx2x_queue_setup_params *setup_params,
434 			    u16 q_idx, u16 sb_idx);
435 
436 void bnx2x_vfop_qctor_dump_rx(struct bnx2x *bp, struct bnx2x_virtf *vf,
437 			    struct bnx2x_queue_init_params *init_params,
438 			    struct bnx2x_queue_setup_params *setup_params,
439 			    u16 q_idx, u16 sb_idx);
440 
441 void bnx2x_vfop_qctor_prep(struct bnx2x *bp,
442 			   struct bnx2x_virtf *vf,
443 			   struct bnx2x_vf_queue *q,
444 			   struct bnx2x_vf_queue_construct_params *p,
445 			   unsigned long q_type);
446 
447 int bnx2x_vf_mac_vlan_config_list(struct bnx2x *bp, struct bnx2x_virtf *vf,
448 				  struct bnx2x_vf_mac_vlan_filters *filters,
449 				  int qid, bool drv_only);
450 
451 int bnx2x_vf_queue_setup(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid,
452 			 struct bnx2x_vf_queue_construct_params *qctor);
453 
454 int bnx2x_vf_queue_teardown(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid);
455 
456 int bnx2x_vf_mcast(struct bnx2x *bp, struct bnx2x_virtf *vf,
457 		   bnx2x_mac_addr_t *mcasts, int mc_num, bool drv_only);
458 
459 int bnx2x_vf_rxmode(struct bnx2x *bp, struct bnx2x_virtf *vf,
460 		    int qid, unsigned long accept_flags);
461 
462 int bnx2x_vf_close(struct bnx2x *bp, struct bnx2x_virtf *vf);
463 
464 int bnx2x_vf_free(struct bnx2x *bp, struct bnx2x_virtf *vf);
465 
466 int bnx2x_vf_rss_update(struct bnx2x *bp, struct bnx2x_virtf *vf,
467 			struct bnx2x_config_rss_params *rss);
468 
469 int bnx2x_vf_tpa_update(struct bnx2x *bp, struct bnx2x_virtf *vf,
470 			struct vfpf_tpa_tlv *tlv,
471 			struct bnx2x_queue_update_tpa_params *params);
472 
473 /* VF release ~ VF close + VF release-resources
474  *
475  * Release is the ultimate SW shutdown and is called whenever an
476  * irrecoverable error is encountered.
477  */
478 int bnx2x_vf_release(struct bnx2x *bp, struct bnx2x_virtf *vf);
479 int bnx2x_vf_idx_by_abs_fid(struct bnx2x *bp, u16 abs_vfid);
480 u8 bnx2x_vf_max_queue_cnt(struct bnx2x *bp, struct bnx2x_virtf *vf);
481 
482 /* FLR routines */
483 
484 /* VF FLR helpers */
485 int bnx2x_vf_flr_clnup_epilog(struct bnx2x *bp, u8 abs_vfid);
486 void bnx2x_vf_enable_access(struct bnx2x *bp, u8 abs_vfid);
487 
488 /* Handles an FLR (or VF_DISABLE) notification form the MCP */
489 void bnx2x_vf_handle_flr_event(struct bnx2x *bp);
490 
491 bool bnx2x_tlv_supported(u16 tlvtype);
492 
493 u32 bnx2x_crc_vf_bulletin(struct pf_vf_bulletin_content *bulletin);
494 int bnx2x_post_vf_bulletin(struct bnx2x *bp, int vf);
495 void bnx2x_vf_bulletin_finalize(struct pf_vf_bulletin_content *bulletin,
496 				bool support_long);
497 
498 enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp);
499 
500 /* VF side vfpf channel functions */
501 int bnx2x_vfpf_acquire(struct bnx2x *bp, u8 tx_count, u8 rx_count);
502 int bnx2x_vfpf_release(struct bnx2x *bp);
503 int bnx2x_vfpf_release(struct bnx2x *bp);
504 int bnx2x_vfpf_init(struct bnx2x *bp);
505 void bnx2x_vfpf_close_vf(struct bnx2x *bp);
506 int bnx2x_vfpf_setup_q(struct bnx2x *bp, struct bnx2x_fastpath *fp,
507 		       bool is_leading);
508 int bnx2x_vfpf_config_mac(struct bnx2x *bp, u8 *addr, u8 vf_qid, bool set);
509 int bnx2x_vfpf_config_rss(struct bnx2x *bp,
510 			  struct bnx2x_config_rss_params *params);
511 int bnx2x_vfpf_set_mcast(struct net_device *dev);
512 int bnx2x_vfpf_storm_rx_mode(struct bnx2x *bp);
513 
514 static inline void bnx2x_vf_fill_fw_str(struct bnx2x *bp, char *buf,
515 					size_t buf_len)
516 {
517 	strlcpy(buf, bp->acquire_resp.pfdev_info.fw_ver, buf_len);
518 }
519 
520 static inline int bnx2x_vf_ustorm_prods_offset(struct bnx2x *bp,
521 					       struct bnx2x_fastpath *fp)
522 {
523 	return PXP_VF_ADDR_USDM_QUEUES_START +
524 		bp->acquire_resp.resc.hw_qid[fp->index] *
525 		sizeof(struct ustorm_queue_zone_data);
526 }
527 
528 enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp);
529 void bnx2x_timer_sriov(struct bnx2x *bp);
530 void __iomem *bnx2x_vf_doorbells(struct bnx2x *bp);
531 void bnx2x_vf_pci_dealloc(struct bnx2x *bp);
532 int bnx2x_vf_pci_alloc(struct bnx2x *bp);
533 int bnx2x_enable_sriov(struct bnx2x *bp);
534 void bnx2x_disable_sriov(struct bnx2x *bp);
535 static inline int bnx2x_vf_headroom(struct bnx2x *bp)
536 {
537 	return bp->vfdb->sriov.nr_virtfn * BNX2X_CIDS_PER_VF;
538 }
539 void bnx2x_pf_set_vfs_vlan(struct bnx2x *bp);
540 int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs);
541 void bnx2x_iov_channel_down(struct bnx2x *bp);
542 
543 void bnx2x_iov_task(struct work_struct *work);
544 
545 void bnx2x_schedule_iov_task(struct bnx2x *bp, enum bnx2x_iov_flag flag);
546 
547 void bnx2x_iov_link_update(struct bnx2x *bp);
548 int bnx2x_iov_link_update_vf(struct bnx2x *bp, int idx);
549 
550 int bnx2x_set_vf_link_state(struct net_device *dev, int vf, int link_state);
551 
552 int bnx2x_vfpf_update_vlan(struct bnx2x *bp, u16 vid, u8 vf_qid, bool add);
553 #else /* CONFIG_BNX2X_SRIOV */
554 
555 #define GET_NUM_VFS_PER_PATH(bp)	0
556 #define GET_NUM_VFS_PER_PF(bp)		0
557 #define VF_MAC_CREDIT_CNT		0
558 #define VF_VLAN_CREDIT_CNT		0
559 
560 static inline void bnx2x_iov_set_queue_sp_obj(struct bnx2x *bp, int vf_cid,
561 				struct bnx2x_queue_sp_obj **q_obj) {}
562 static inline void bnx2x_vf_handle_flr_event(struct bnx2x *bp) {}
563 static inline int bnx2x_iov_eq_sp_event(struct bnx2x *bp,
564 					union event_ring_elem *elem) {return 1; }
565 static inline void bnx2x_vf_mbx(struct bnx2x *bp) {}
566 static inline void bnx2x_vf_mbx_schedule(struct bnx2x *bp,
567 					 struct vf_pf_event_data *vfpf_event) {}
568 static inline int bnx2x_iov_init_ilt(struct bnx2x *bp, u16 line) {return line; }
569 static inline void bnx2x_iov_init_dq(struct bnx2x *bp) {}
570 static inline int bnx2x_iov_alloc_mem(struct bnx2x *bp) {return 0; }
571 static inline void bnx2x_iov_free_mem(struct bnx2x *bp) {}
572 static inline int bnx2x_iov_chip_cleanup(struct bnx2x *bp) {return 0; }
573 static inline void bnx2x_iov_init_dmae(struct bnx2x *bp) {}
574 static inline int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param,
575 				     int num_vfs_param) {return 0; }
576 static inline void bnx2x_iov_remove_one(struct bnx2x *bp) {}
577 static inline int bnx2x_enable_sriov(struct bnx2x *bp) {return 0; }
578 static inline void bnx2x_disable_sriov(struct bnx2x *bp) {}
579 static inline int bnx2x_vfpf_acquire(struct bnx2x *bp,
580 				     u8 tx_count, u8 rx_count) {return 0; }
581 static inline int bnx2x_vfpf_release(struct bnx2x *bp) {return 0; }
582 static inline int bnx2x_vfpf_init(struct bnx2x *bp) {return 0; }
583 static inline void bnx2x_vfpf_close_vf(struct bnx2x *bp) {}
584 static inline int bnx2x_vfpf_setup_q(struct bnx2x *bp, struct bnx2x_fastpath *fp, bool is_leading) {return 0; }
585 static inline int bnx2x_vfpf_config_mac(struct bnx2x *bp, u8 *addr,
586 					u8 vf_qid, bool set) {return 0; }
587 static inline int bnx2x_vfpf_config_rss(struct bnx2x *bp,
588 					struct bnx2x_config_rss_params *params) {return 0; }
589 static inline int bnx2x_vfpf_set_mcast(struct net_device *dev) {return 0; }
590 static inline int bnx2x_vfpf_storm_rx_mode(struct bnx2x *bp) {return 0; }
591 static inline int bnx2x_iov_nic_init(struct bnx2x *bp) {return 0; }
592 static inline int bnx2x_vf_headroom(struct bnx2x *bp) {return 0; }
593 static inline void bnx2x_iov_adjust_stats_req(struct bnx2x *bp) {}
594 static inline void bnx2x_vf_fill_fw_str(struct bnx2x *bp, char *buf,
595 					size_t buf_len) {}
596 static inline int bnx2x_vf_ustorm_prods_offset(struct bnx2x *bp,
597 					       struct bnx2x_fastpath *fp) {return 0; }
598 static inline enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp)
599 {
600 	return PFVF_BULLETIN_UNCHANGED;
601 }
602 static inline void bnx2x_timer_sriov(struct bnx2x *bp) {}
603 
604 static inline void __iomem *bnx2x_vf_doorbells(struct bnx2x *bp)
605 {
606 	return NULL;
607 }
608 
609 static inline void bnx2x_vf_pci_dealloc(struct bnx2x *bp) {}
610 static inline int bnx2x_vf_pci_alloc(struct bnx2x *bp) {return 0; }
611 static inline void bnx2x_pf_set_vfs_vlan(struct bnx2x *bp) {}
612 static inline int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs) {return 0; }
613 static inline void bnx2x_iov_channel_down(struct bnx2x *bp) {}
614 
615 static inline void bnx2x_iov_task(struct work_struct *work) {}
616 static inline void bnx2x_schedule_iov_task(struct bnx2x *bp, enum bnx2x_iov_flag flag) {}
617 static inline void bnx2x_iov_link_update(struct bnx2x *bp) {}
618 static inline int bnx2x_iov_link_update_vf(struct bnx2x *bp, int idx) {return 0; }
619 
620 static inline int bnx2x_set_vf_link_state(struct net_device *dev, int vf,
621 					  int link_state) {return 0; }
622 struct pf_vf_bulletin_content;
623 static inline void bnx2x_vf_bulletin_finalize(struct pf_vf_bulletin_content *bulletin,
624 					      bool support_long) {}
625 
626 static inline int bnx2x_vfpf_update_vlan(struct bnx2x *bp, u16 vid, u8 vf_qid, bool add) {return 0; }
627 
628 #endif /* CONFIG_BNX2X_SRIOV */
629 #endif /* bnx2x_sriov.h */
630