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 	u8 *mac;
118 	u16 vid;
119 };
120 
121 struct bnx2x_vf_mac_vlan_filters {
122 	int count;
123 	struct bnx2x_vf_mac_vlan_filter filters[];
124 };
125 
126 /* vf context */
127 struct bnx2x_virtf {
128 	u16 cfg_flags;
129 #define VF_CFG_STATS_COALESCE	0x1
130 #define VF_CFG_EXT_BULLETIN	0x2
131 #define VF_CFG_VLAN_FILTER	0x4
132 	u8 link_cfg;		/* IFLA_VF_LINK_STATE_AUTO
133 				 * IFLA_VF_LINK_STATE_ENABLE
134 				 * IFLA_VF_LINK_STATE_DISABLE
135 				 */
136 	u8 state;
137 #define VF_FREE		0	/* VF ready to be acquired holds no resc */
138 #define VF_ACQUIRED	1	/* VF acquired, but not initialized */
139 #define VF_ENABLED	2	/* VF Enabled */
140 #define VF_RESET	3	/* VF FLR'd, pending cleanup */
141 
142 	bool flr_clnup_stage;	/* true during flr cleanup */
143 
144 	/* dma */
145 	dma_addr_t fw_stat_map;
146 	u16 stats_stride;
147 	dma_addr_t bulletin_map;
148 
149 	/* Allocated resources counters. Before the VF is acquired, the
150 	 * counters hold the following values:
151 	 *
152 	 * - xxq_count = 0 as the queues memory is not allocated yet.
153 	 *
154 	 * - sb_count  = The number of status blocks configured for this VF in
155 	 *		 the IGU CAM. Initially read during probe.
156 	 *
157 	 * - xx_rules_count = The number of rules statically and equally
158 	 *		      allocated for each VF, during PF load.
159 	 */
160 	struct vf_pf_resc_request	alloc_resc;
161 #define vf_rxq_count(vf)		((vf)->alloc_resc.num_rxqs)
162 #define vf_txq_count(vf)		((vf)->alloc_resc.num_txqs)
163 #define vf_sb_count(vf)			((vf)->alloc_resc.num_sbs)
164 #define vf_mac_rules_cnt(vf)		((vf)->alloc_resc.num_mac_filters)
165 #define vf_vlan_rules_cnt(vf)		((vf)->alloc_resc.num_vlan_filters)
166 #define vf_mc_rules_cnt(vf)		((vf)->alloc_resc.num_mc_filters)
167 
168 	u8 sb_count;	/* actual number of SBs */
169 	u8 igu_base_id;	/* base igu status block id */
170 
171 	struct bnx2x_vf_queue	*vfqs;
172 #define LEADING_IDX			0
173 #define bnx2x_vfq_is_leading(vfq)	((vfq)->index == LEADING_IDX)
174 #define bnx2x_vfq(vf, nr, var)		((vf)->vfqs[(nr)].var)
175 #define bnx2x_leading_vfq(vf, var)	((vf)->vfqs[LEADING_IDX].var)
176 
177 	u8 index;	/* index in the vf array */
178 	u8 abs_vfid;
179 	u8 sp_cl_id;
180 	u32 error;	/* 0 means all's-well */
181 
182 	/* BDF */
183 	unsigned int bus;
184 	unsigned int devfn;
185 
186 	/* bars */
187 	struct bnx2x_vf_bar bars[PCI_SRIOV_NUM_BARS];
188 
189 	/* set-mac ramrod state 1-pending, 0-done */
190 	unsigned long	filter_state;
191 
192 	/* leading rss client id ~~ the client id of the first rxq, must be
193 	 * set for each txq.
194 	 */
195 	int leading_rss;
196 
197 	/* MCAST object */
198 	struct bnx2x_mcast_obj		mcast_obj;
199 
200 	/* RSS configuration object */
201 	struct bnx2x_rss_config_obj     rss_conf_obj;
202 
203 	/* slow-path operations */
204 	struct mutex			op_mutex; /* one vfop at a time mutex */
205 	enum channel_tlvs		op_current;
206 
207 	u8 fp_hsi;
208 
209 	struct bnx2x_credit_pool_obj	vf_vlans_pool;
210 	struct bnx2x_credit_pool_obj	vf_macs_pool;
211 };
212 
213 #define BNX2X_NR_VIRTFN(bp)	((bp)->vfdb->sriov.nr_virtfn)
214 
215 #define for_each_vf(bp, var) \
216 		for ((var) = 0; (var) < BNX2X_NR_VIRTFN(bp); (var)++)
217 
218 #define for_each_vfq(vf, var) \
219 		for ((var) = 0; (var) < vf_rxq_count(vf); (var)++)
220 
221 #define for_each_vf_sb(vf, var) \
222 		for ((var) = 0; (var) < vf_sb_count(vf); (var)++)
223 
224 #define is_vf_multi(vf)	(vf_rxq_count(vf) > 1)
225 
226 #define HW_VF_HANDLE(bp, abs_vfid) \
227 	(u16)(BP_ABS_FUNC((bp)) | (1<<3) |  ((u16)(abs_vfid) << 4))
228 
229 #define FW_PF_MAX_HANDLE	8
230 
231 #define FW_VF_HANDLE(abs_vfid)	\
232 	(abs_vfid + FW_PF_MAX_HANDLE)
233 
234 #define GET_NUM_VFS_PER_PATH(bp)	64 /* use max possible value */
235 #define GET_NUM_VFS_PER_PF(bp)		((bp)->vfdb ? (bp)->vfdb->sriov.total \
236 						    : 0)
237 #define VF_MAC_CREDIT_CNT		1
238 #define VF_VLAN_CREDIT_CNT		2 /* VLAN0 + 'real' VLAN */
239 
240 /* locking and unlocking the channel mutex */
241 void bnx2x_lock_vf_pf_channel(struct bnx2x *bp, struct bnx2x_virtf *vf,
242 			      enum channel_tlvs tlv);
243 
244 void bnx2x_unlock_vf_pf_channel(struct bnx2x *bp, struct bnx2x_virtf *vf,
245 				enum channel_tlvs expected_tlv);
246 
247 /* VF mail box (aka vf-pf channel) */
248 
249 /* a container for the bi-directional vf<-->pf messages.
250  *  The actual response will be placed according to the offset parameter
251  *  provided in the request
252  */
253 
254 #define MBX_MSG_ALIGN	8
255 #define MBX_MSG_ALIGNED_SIZE	(roundup(sizeof(struct bnx2x_vf_mbx_msg), \
256 				MBX_MSG_ALIGN))
257 
258 struct bnx2x_vf_mbx_msg {
259 	union vfpf_tlvs req;
260 	union pfvf_tlvs resp;
261 };
262 
263 struct bnx2x_vf_mbx {
264 	struct bnx2x_vf_mbx_msg *msg;
265 	dma_addr_t msg_mapping;
266 
267 	/* VF GPA address */
268 	u32 vf_addr_lo;
269 	u32 vf_addr_hi;
270 
271 	struct vfpf_first_tlv first_tlv;	/* saved VF request header */
272 };
273 
274 struct bnx2x_vf_sp {
275 	union {
276 		struct eth_classify_rules_ramrod_data	e2;
277 	} mac_rdata;
278 
279 	union {
280 		struct eth_classify_rules_ramrod_data	e2;
281 	} vlan_rdata;
282 
283 	union {
284 		struct eth_classify_rules_ramrod_data	e2;
285 	} vlan_mac_rdata;
286 
287 	union {
288 		struct eth_filter_rules_ramrod_data	e2;
289 	} rx_mode_rdata;
290 
291 	union {
292 		struct eth_multicast_rules_ramrod_data  e2;
293 	} mcast_rdata;
294 
295 	union {
296 		struct client_init_ramrod_data  init_data;
297 		struct client_update_ramrod_data update_data;
298 	} q_data;
299 
300 	union {
301 		struct eth_rss_update_ramrod_data e2;
302 	} rss_rdata;
303 };
304 
305 struct hw_dma {
306 	void *addr;
307 	dma_addr_t mapping;
308 	size_t size;
309 };
310 
311 struct bnx2x_vfdb {
312 #define BP_VFDB(bp)		((bp)->vfdb)
313 	/* vf array */
314 	struct bnx2x_virtf	*vfs;
315 #define BP_VF(bp, idx)		((BP_VFDB(bp) && (bp)->vfdb->vfs) ? \
316 					&((bp)->vfdb->vfs[idx]) : NULL)
317 #define bnx2x_vf(bp, idx, var)	((bp)->vfdb->vfs[idx].var)
318 
319 	/* queue array - for all vfs */
320 	struct bnx2x_vf_queue *vfqs;
321 
322 	/* vf HW contexts */
323 	struct hw_dma		context[BNX2X_VF_CIDS/ILT_PAGE_CIDS];
324 #define	BP_VF_CXT_PAGE(bp, i)	(&(bp)->vfdb->context[i])
325 
326 	/* SR-IOV information */
327 	struct bnx2x_sriov	sriov;
328 	struct hw_dma		mbx_dma;
329 #define BP_VF_MBX_DMA(bp)	(&((bp)->vfdb->mbx_dma))
330 	struct bnx2x_vf_mbx	mbxs[BNX2X_MAX_NUM_OF_VFS];
331 #define BP_VF_MBX(bp, vfid)	(&((bp)->vfdb->mbxs[vfid]))
332 
333 	struct hw_dma		bulletin_dma;
334 #define BP_VF_BULLETIN_DMA(bp)	(&((bp)->vfdb->bulletin_dma))
335 #define	BP_VF_BULLETIN(bp, vf) \
336 	(((struct pf_vf_bulletin_content *)(BP_VF_BULLETIN_DMA(bp)->addr)) \
337 	 + (vf))
338 
339 	struct hw_dma		sp_dma;
340 #define bnx2x_vf_sp(bp, vf, field) ((bp)->vfdb->sp_dma.addr +		\
341 		(vf)->index * sizeof(struct bnx2x_vf_sp) +		\
342 		offsetof(struct bnx2x_vf_sp, field))
343 #define bnx2x_vf_sp_map(bp, vf, field) ((bp)->vfdb->sp_dma.mapping +	\
344 		(vf)->index * sizeof(struct bnx2x_vf_sp) +		\
345 		offsetof(struct bnx2x_vf_sp, field))
346 
347 #define FLRD_VFS_DWORDS (BNX2X_MAX_NUM_OF_VFS / 32)
348 	u32 flrd_vfs[FLRD_VFS_DWORDS];
349 
350 	/* the number of msix vectors belonging to this PF designated for VFs */
351 	u16 vf_sbs_pool;
352 	u16 first_vf_igu_entry;
353 
354 	/* sp_rtnl synchronization */
355 	struct mutex			event_mutex;
356 	u64				event_occur;
357 
358 	/* bulletin board update synchronization */
359 	struct mutex			bulletin_mutex;
360 };
361 
362 /* queue access */
363 static inline struct bnx2x_vf_queue *vfq_get(struct bnx2x_virtf *vf, u8 index)
364 {
365 	return &(vf->vfqs[index]);
366 }
367 
368 /* FW ids */
369 static inline u8 vf_igu_sb(struct bnx2x_virtf *vf, u16 sb_idx)
370 {
371 	return vf->igu_base_id + sb_idx;
372 }
373 
374 static inline u8 vf_hc_qzone(struct bnx2x_virtf *vf, u16 sb_idx)
375 {
376 	return vf_igu_sb(vf, sb_idx);
377 }
378 
379 static u8 vfq_cl_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q)
380 {
381 	return vf->igu_base_id + q->index;
382 }
383 
384 static inline u8 vfq_stat_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q)
385 {
386 	if (vf->cfg_flags & VF_CFG_STATS_COALESCE)
387 		return vf->leading_rss;
388 	else
389 		return vfq_cl_id(vf, q);
390 }
391 
392 static inline u8 vfq_qzone_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q)
393 {
394 	return vfq_cl_id(vf, q);
395 }
396 
397 /* global iov routines */
398 int bnx2x_iov_init_ilt(struct bnx2x *bp, u16 line);
399 int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param, int num_vfs_param);
400 void bnx2x_iov_remove_one(struct bnx2x *bp);
401 void bnx2x_iov_free_mem(struct bnx2x *bp);
402 int bnx2x_iov_alloc_mem(struct bnx2x *bp);
403 int bnx2x_iov_nic_init(struct bnx2x *bp);
404 int bnx2x_iov_chip_cleanup(struct bnx2x *bp);
405 void bnx2x_iov_init_dq(struct bnx2x *bp);
406 void bnx2x_iov_init_dmae(struct bnx2x *bp);
407 void bnx2x_iov_set_queue_sp_obj(struct bnx2x *bp, int vf_cid,
408 				struct bnx2x_queue_sp_obj **q_obj);
409 int bnx2x_iov_eq_sp_event(struct bnx2x *bp, union event_ring_elem *elem);
410 void bnx2x_iov_adjust_stats_req(struct bnx2x *bp);
411 void bnx2x_iov_storm_stats_update(struct bnx2x *bp);
412 /* global vf mailbox routines */
413 void bnx2x_vf_mbx(struct bnx2x *bp);
414 void bnx2x_vf_mbx_schedule(struct bnx2x *bp,
415 			   struct vf_pf_event_data *vfpf_event);
416 void bnx2x_vf_enable_mbx(struct bnx2x *bp, u8 abs_vfid);
417 
418 /* CORE VF API */
419 typedef u8 bnx2x_mac_addr_t[ETH_ALEN];
420 
421 /* acquire */
422 int bnx2x_vf_acquire(struct bnx2x *bp, struct bnx2x_virtf *vf,
423 		     struct vf_pf_resc_request *resc);
424 /* init */
425 int bnx2x_vf_init(struct bnx2x *bp, struct bnx2x_virtf *vf,
426 		  dma_addr_t *sb_map);
427 
428 /* VFOP queue construction helpers */
429 void bnx2x_vfop_qctor_dump_tx(struct bnx2x *bp, struct bnx2x_virtf *vf,
430 			    struct bnx2x_queue_init_params *init_params,
431 			    struct bnx2x_queue_setup_params *setup_params,
432 			    u16 q_idx, u16 sb_idx);
433 
434 void bnx2x_vfop_qctor_dump_rx(struct bnx2x *bp, struct bnx2x_virtf *vf,
435 			    struct bnx2x_queue_init_params *init_params,
436 			    struct bnx2x_queue_setup_params *setup_params,
437 			    u16 q_idx, u16 sb_idx);
438 
439 void bnx2x_vfop_qctor_prep(struct bnx2x *bp,
440 			   struct bnx2x_virtf *vf,
441 			   struct bnx2x_vf_queue *q,
442 			   struct bnx2x_vf_queue_construct_params *p,
443 			   unsigned long q_type);
444 
445 int bnx2x_vf_mac_vlan_config_list(struct bnx2x *bp, struct bnx2x_virtf *vf,
446 				  struct bnx2x_vf_mac_vlan_filters *filters,
447 				  int qid, bool drv_only);
448 
449 int bnx2x_vf_queue_setup(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid,
450 			 struct bnx2x_vf_queue_construct_params *qctor);
451 
452 int bnx2x_vf_queue_teardown(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid);
453 
454 int bnx2x_vf_mcast(struct bnx2x *bp, struct bnx2x_virtf *vf,
455 		   bnx2x_mac_addr_t *mcasts, int mc_num, bool drv_only);
456 
457 int bnx2x_vf_rxmode(struct bnx2x *bp, struct bnx2x_virtf *vf,
458 		    int qid, unsigned long accept_flags);
459 
460 int bnx2x_vf_close(struct bnx2x *bp, struct bnx2x_virtf *vf);
461 
462 int bnx2x_vf_free(struct bnx2x *bp, struct bnx2x_virtf *vf);
463 
464 int bnx2x_vf_rss_update(struct bnx2x *bp, struct bnx2x_virtf *vf,
465 			struct bnx2x_config_rss_params *rss);
466 
467 int bnx2x_vf_tpa_update(struct bnx2x *bp, struct bnx2x_virtf *vf,
468 			struct vfpf_tpa_tlv *tlv,
469 			struct bnx2x_queue_update_tpa_params *params);
470 
471 /* VF release ~ VF close + VF release-resources
472  *
473  * Release is the ultimate SW shutdown and is called whenever an
474  * irrecoverable error is encountered.
475  */
476 int bnx2x_vf_release(struct bnx2x *bp, struct bnx2x_virtf *vf);
477 int bnx2x_vf_idx_by_abs_fid(struct bnx2x *bp, u16 abs_vfid);
478 u8 bnx2x_vf_max_queue_cnt(struct bnx2x *bp, struct bnx2x_virtf *vf);
479 
480 /* FLR routines */
481 
482 /* VF FLR helpers */
483 int bnx2x_vf_flr_clnup_epilog(struct bnx2x *bp, u8 abs_vfid);
484 void bnx2x_vf_enable_access(struct bnx2x *bp, u8 abs_vfid);
485 
486 /* Handles an FLR (or VF_DISABLE) notification form the MCP */
487 void bnx2x_vf_handle_flr_event(struct bnx2x *bp);
488 
489 bool bnx2x_tlv_supported(u16 tlvtype);
490 
491 u32 bnx2x_crc_vf_bulletin(struct pf_vf_bulletin_content *bulletin);
492 int bnx2x_post_vf_bulletin(struct bnx2x *bp, int vf);
493 void bnx2x_vf_bulletin_finalize(struct pf_vf_bulletin_content *bulletin,
494 				bool support_long);
495 
496 enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp);
497 
498 /* VF side vfpf channel functions */
499 int bnx2x_vfpf_acquire(struct bnx2x *bp, u8 tx_count, u8 rx_count);
500 int bnx2x_vfpf_release(struct bnx2x *bp);
501 int bnx2x_vfpf_release(struct bnx2x *bp);
502 int bnx2x_vfpf_init(struct bnx2x *bp);
503 void bnx2x_vfpf_close_vf(struct bnx2x *bp);
504 int bnx2x_vfpf_setup_q(struct bnx2x *bp, struct bnx2x_fastpath *fp,
505 		       bool is_leading);
506 int bnx2x_vfpf_config_mac(struct bnx2x *bp, u8 *addr, u8 vf_qid, bool set);
507 int bnx2x_vfpf_config_rss(struct bnx2x *bp,
508 			  struct bnx2x_config_rss_params *params);
509 int bnx2x_vfpf_set_mcast(struct net_device *dev);
510 int bnx2x_vfpf_storm_rx_mode(struct bnx2x *bp);
511 
512 static inline void bnx2x_vf_fill_fw_str(struct bnx2x *bp, char *buf,
513 					size_t buf_len)
514 {
515 	strlcpy(buf, bp->acquire_resp.pfdev_info.fw_ver, buf_len);
516 }
517 
518 static inline int bnx2x_vf_ustorm_prods_offset(struct bnx2x *bp,
519 					       struct bnx2x_fastpath *fp)
520 {
521 	return PXP_VF_ADDR_USDM_QUEUES_START +
522 		bp->acquire_resp.resc.hw_qid[fp->index] *
523 		sizeof(struct ustorm_queue_zone_data);
524 }
525 
526 enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp);
527 void bnx2x_timer_sriov(struct bnx2x *bp);
528 void __iomem *bnx2x_vf_doorbells(struct bnx2x *bp);
529 void bnx2x_vf_pci_dealloc(struct bnx2x *bp);
530 int bnx2x_vf_pci_alloc(struct bnx2x *bp);
531 int bnx2x_enable_sriov(struct bnx2x *bp);
532 void bnx2x_disable_sriov(struct bnx2x *bp);
533 static inline int bnx2x_vf_headroom(struct bnx2x *bp)
534 {
535 	return bp->vfdb->sriov.nr_virtfn * BNX2X_CIDS_PER_VF;
536 }
537 void bnx2x_pf_set_vfs_vlan(struct bnx2x *bp);
538 int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs);
539 void bnx2x_iov_channel_down(struct bnx2x *bp);
540 
541 void bnx2x_iov_task(struct work_struct *work);
542 
543 void bnx2x_schedule_iov_task(struct bnx2x *bp, enum bnx2x_iov_flag flag);
544 
545 void bnx2x_iov_link_update(struct bnx2x *bp);
546 int bnx2x_iov_link_update_vf(struct bnx2x *bp, int idx);
547 
548 int bnx2x_set_vf_link_state(struct net_device *dev, int vf, int link_state);
549 
550 int bnx2x_vfpf_update_vlan(struct bnx2x *bp, u16 vid, u8 vf_qid, bool add);
551 #else /* CONFIG_BNX2X_SRIOV */
552 
553 #define GET_NUM_VFS_PER_PATH(bp)	0
554 #define GET_NUM_VFS_PER_PF(bp)		0
555 #define VF_MAC_CREDIT_CNT		0
556 #define VF_VLAN_CREDIT_CNT		0
557 
558 static inline void bnx2x_iov_set_queue_sp_obj(struct bnx2x *bp, int vf_cid,
559 				struct bnx2x_queue_sp_obj **q_obj) {}
560 static inline void bnx2x_vf_handle_flr_event(struct bnx2x *bp) {}
561 static inline int bnx2x_iov_eq_sp_event(struct bnx2x *bp,
562 					union event_ring_elem *elem) {return 1; }
563 static inline void bnx2x_vf_mbx(struct bnx2x *bp) {}
564 static inline void bnx2x_vf_mbx_schedule(struct bnx2x *bp,
565 					 struct vf_pf_event_data *vfpf_event) {}
566 static inline int bnx2x_iov_init_ilt(struct bnx2x *bp, u16 line) {return line; }
567 static inline void bnx2x_iov_init_dq(struct bnx2x *bp) {}
568 static inline int bnx2x_iov_alloc_mem(struct bnx2x *bp) {return 0; }
569 static inline void bnx2x_iov_free_mem(struct bnx2x *bp) {}
570 static inline int bnx2x_iov_chip_cleanup(struct bnx2x *bp) {return 0; }
571 static inline void bnx2x_iov_init_dmae(struct bnx2x *bp) {}
572 static inline int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param,
573 				     int num_vfs_param) {return 0; }
574 static inline void bnx2x_iov_remove_one(struct bnx2x *bp) {}
575 static inline int bnx2x_enable_sriov(struct bnx2x *bp) {return 0; }
576 static inline void bnx2x_disable_sriov(struct bnx2x *bp) {}
577 static inline int bnx2x_vfpf_acquire(struct bnx2x *bp,
578 				     u8 tx_count, u8 rx_count) {return 0; }
579 static inline int bnx2x_vfpf_release(struct bnx2x *bp) {return 0; }
580 static inline int bnx2x_vfpf_init(struct bnx2x *bp) {return 0; }
581 static inline void bnx2x_vfpf_close_vf(struct bnx2x *bp) {}
582 static inline int bnx2x_vfpf_setup_q(struct bnx2x *bp, struct bnx2x_fastpath *fp, bool is_leading) {return 0; }
583 static inline int bnx2x_vfpf_config_mac(struct bnx2x *bp, u8 *addr,
584 					u8 vf_qid, bool set) {return 0; }
585 static inline int bnx2x_vfpf_config_rss(struct bnx2x *bp,
586 					struct bnx2x_config_rss_params *params) {return 0; }
587 static inline int bnx2x_vfpf_set_mcast(struct net_device *dev) {return 0; }
588 static inline int bnx2x_vfpf_storm_rx_mode(struct bnx2x *bp) {return 0; }
589 static inline int bnx2x_iov_nic_init(struct bnx2x *bp) {return 0; }
590 static inline int bnx2x_vf_headroom(struct bnx2x *bp) {return 0; }
591 static inline void bnx2x_iov_adjust_stats_req(struct bnx2x *bp) {}
592 static inline void bnx2x_vf_fill_fw_str(struct bnx2x *bp, char *buf,
593 					size_t buf_len) {}
594 static inline int bnx2x_vf_ustorm_prods_offset(struct bnx2x *bp,
595 					       struct bnx2x_fastpath *fp) {return 0; }
596 static inline enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp)
597 {
598 	return PFVF_BULLETIN_UNCHANGED;
599 }
600 static inline void bnx2x_timer_sriov(struct bnx2x *bp) {}
601 
602 static inline void __iomem *bnx2x_vf_doorbells(struct bnx2x *bp)
603 {
604 	return NULL;
605 }
606 
607 static inline void bnx2x_vf_pci_dealloc(struct bnx2x *bp) {}
608 static inline int bnx2x_vf_pci_alloc(struct bnx2x *bp) {return 0; }
609 static inline void bnx2x_pf_set_vfs_vlan(struct bnx2x *bp) {}
610 static inline int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs) {return 0; }
611 static inline void bnx2x_iov_channel_down(struct bnx2x *bp) {}
612 
613 static inline void bnx2x_iov_task(struct work_struct *work) {}
614 static inline void bnx2x_schedule_iov_task(struct bnx2x *bp, enum bnx2x_iov_flag flag) {}
615 static inline void bnx2x_iov_link_update(struct bnx2x *bp) {}
616 static inline int bnx2x_iov_link_update_vf(struct bnx2x *bp, int idx) {return 0; }
617 
618 static inline int bnx2x_set_vf_link_state(struct net_device *dev, int vf,
619 					  int link_state) {return 0; }
620 struct pf_vf_bulletin_content;
621 static inline void bnx2x_vf_bulletin_finalize(struct pf_vf_bulletin_content *bulletin,
622 					      bool support_long) {}
623 
624 static inline int bnx2x_vfpf_update_vlan(struct bnx2x *bp, u16 vid, u8 vf_qid, bool add) {return 0; }
625 
626 #endif /* CONFIG_BNX2X_SRIOV */
627 #endif /* bnx2x_sriov.h */
628