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 	int mcast_list_len;
199 	struct bnx2x_mcast_obj		mcast_obj;
200 
201 	/* RSS configuration object */
202 	struct bnx2x_rss_config_obj     rss_conf_obj;
203 
204 	/* slow-path operations */
205 	struct mutex			op_mutex; /* one vfop at a time mutex */
206 	enum channel_tlvs		op_current;
207 
208 	u8 fp_hsi;
209 
210 	struct bnx2x_credit_pool_obj	vf_vlans_pool;
211 	struct bnx2x_credit_pool_obj	vf_macs_pool;
212 };
213 
214 #define BNX2X_NR_VIRTFN(bp)	((bp)->vfdb->sriov.nr_virtfn)
215 
216 #define for_each_vf(bp, var) \
217 		for ((var) = 0; (var) < BNX2X_NR_VIRTFN(bp); (var)++)
218 
219 #define for_each_vfq(vf, var) \
220 		for ((var) = 0; (var) < vf_rxq_count(vf); (var)++)
221 
222 #define for_each_vf_sb(vf, var) \
223 		for ((var) = 0; (var) < vf_sb_count(vf); (var)++)
224 
225 #define is_vf_multi(vf)	(vf_rxq_count(vf) > 1)
226 
227 #define HW_VF_HANDLE(bp, abs_vfid) \
228 	(u16)(BP_ABS_FUNC((bp)) | (1<<3) |  ((u16)(abs_vfid) << 4))
229 
230 #define FW_PF_MAX_HANDLE	8
231 
232 #define FW_VF_HANDLE(abs_vfid)	\
233 	(abs_vfid + FW_PF_MAX_HANDLE)
234 
235 #define GET_NUM_VFS_PER_PATH(bp)	64 /* use max possible value */
236 #define GET_NUM_VFS_PER_PF(bp)		((bp)->vfdb ? (bp)->vfdb->sriov.total \
237 						    : 0)
238 #define VF_MAC_CREDIT_CNT		1
239 #define VF_VLAN_CREDIT_CNT		2 /* VLAN0 + 'real' VLAN */
240 
241 /* locking and unlocking the channel mutex */
242 void bnx2x_lock_vf_pf_channel(struct bnx2x *bp, struct bnx2x_virtf *vf,
243 			      enum channel_tlvs tlv);
244 
245 void bnx2x_unlock_vf_pf_channel(struct bnx2x *bp, struct bnx2x_virtf *vf,
246 				enum channel_tlvs expected_tlv);
247 
248 /* VF mail box (aka vf-pf channel) */
249 
250 /* a container for the bi-directional vf<-->pf messages.
251  *  The actual response will be placed according to the offset parameter
252  *  provided in the request
253  */
254 
255 #define MBX_MSG_ALIGN	8
256 #define MBX_MSG_ALIGNED_SIZE	(roundup(sizeof(struct bnx2x_vf_mbx_msg), \
257 				MBX_MSG_ALIGN))
258 
259 struct bnx2x_vf_mbx_msg {
260 	union vfpf_tlvs req;
261 	union pfvf_tlvs resp;
262 };
263 
264 struct bnx2x_vf_mbx {
265 	struct bnx2x_vf_mbx_msg *msg;
266 	dma_addr_t msg_mapping;
267 
268 	/* VF GPA address */
269 	u32 vf_addr_lo;
270 	u32 vf_addr_hi;
271 
272 	struct vfpf_first_tlv first_tlv;	/* saved VF request header */
273 };
274 
275 struct bnx2x_vf_sp {
276 	union {
277 		struct eth_classify_rules_ramrod_data	e2;
278 	} mac_rdata;
279 
280 	union {
281 		struct eth_classify_rules_ramrod_data	e2;
282 	} vlan_rdata;
283 
284 	union {
285 		struct eth_classify_rules_ramrod_data	e2;
286 	} vlan_mac_rdata;
287 
288 	union {
289 		struct eth_filter_rules_ramrod_data	e2;
290 	} rx_mode_rdata;
291 
292 	union {
293 		struct eth_multicast_rules_ramrod_data  e2;
294 	} mcast_rdata;
295 
296 	union {
297 		struct client_init_ramrod_data  init_data;
298 		struct client_update_ramrod_data update_data;
299 	} q_data;
300 
301 	union {
302 		struct eth_rss_update_ramrod_data e2;
303 	} rss_rdata;
304 };
305 
306 struct hw_dma {
307 	void *addr;
308 	dma_addr_t mapping;
309 	size_t size;
310 };
311 
312 struct bnx2x_vfdb {
313 #define BP_VFDB(bp)		((bp)->vfdb)
314 	/* vf array */
315 	struct bnx2x_virtf	*vfs;
316 #define BP_VF(bp, idx)		((BP_VFDB(bp) && (bp)->vfdb->vfs) ? \
317 					&((bp)->vfdb->vfs[idx]) : NULL)
318 #define bnx2x_vf(bp, idx, var)	((bp)->vfdb->vfs[idx].var)
319 
320 	/* queue array - for all vfs */
321 	struct bnx2x_vf_queue *vfqs;
322 
323 	/* vf HW contexts */
324 	struct hw_dma		context[BNX2X_VF_CIDS/ILT_PAGE_CIDS];
325 #define	BP_VF_CXT_PAGE(bp, i)	(&(bp)->vfdb->context[i])
326 
327 	/* SR-IOV information */
328 	struct bnx2x_sriov	sriov;
329 	struct hw_dma		mbx_dma;
330 #define BP_VF_MBX_DMA(bp)	(&((bp)->vfdb->mbx_dma))
331 	struct bnx2x_vf_mbx	mbxs[BNX2X_MAX_NUM_OF_VFS];
332 #define BP_VF_MBX(bp, vfid)	(&((bp)->vfdb->mbxs[vfid]))
333 
334 	struct hw_dma		bulletin_dma;
335 #define BP_VF_BULLETIN_DMA(bp)	(&((bp)->vfdb->bulletin_dma))
336 #define	BP_VF_BULLETIN(bp, vf) \
337 	(((struct pf_vf_bulletin_content *)(BP_VF_BULLETIN_DMA(bp)->addr)) \
338 	 + (vf))
339 
340 	struct hw_dma		sp_dma;
341 #define bnx2x_vf_sp(bp, vf, field) ((bp)->vfdb->sp_dma.addr +		\
342 		(vf)->index * sizeof(struct bnx2x_vf_sp) +		\
343 		offsetof(struct bnx2x_vf_sp, field))
344 #define bnx2x_vf_sp_map(bp, vf, field) ((bp)->vfdb->sp_dma.mapping +	\
345 		(vf)->index * sizeof(struct bnx2x_vf_sp) +		\
346 		offsetof(struct bnx2x_vf_sp, field))
347 
348 #define FLRD_VFS_DWORDS (BNX2X_MAX_NUM_OF_VFS / 32)
349 	u32 flrd_vfs[FLRD_VFS_DWORDS];
350 
351 	/* the number of msix vectors belonging to this PF designated for VFs */
352 	u16 vf_sbs_pool;
353 	u16 first_vf_igu_entry;
354 
355 	/* sp_rtnl synchronization */
356 	struct mutex			event_mutex;
357 	u64				event_occur;
358 
359 	/* bulletin board update synchronization */
360 	struct mutex			bulletin_mutex;
361 };
362 
363 /* queue access */
364 static inline struct bnx2x_vf_queue *vfq_get(struct bnx2x_virtf *vf, u8 index)
365 {
366 	return &(vf->vfqs[index]);
367 }
368 
369 /* FW ids */
370 static inline u8 vf_igu_sb(struct bnx2x_virtf *vf, u16 sb_idx)
371 {
372 	return vf->igu_base_id + sb_idx;
373 }
374 
375 static inline u8 vf_hc_qzone(struct bnx2x_virtf *vf, u16 sb_idx)
376 {
377 	return vf_igu_sb(vf, sb_idx);
378 }
379 
380 static u8 vfq_cl_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q)
381 {
382 	return vf->igu_base_id + q->index;
383 }
384 
385 static inline u8 vfq_stat_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q)
386 {
387 	if (vf->cfg_flags & VF_CFG_STATS_COALESCE)
388 		return vf->leading_rss;
389 	else
390 		return vfq_cl_id(vf, q);
391 }
392 
393 static inline u8 vfq_qzone_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q)
394 {
395 	return vfq_cl_id(vf, q);
396 }
397 
398 /* global iov routines */
399 int bnx2x_iov_init_ilt(struct bnx2x *bp, u16 line);
400 int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param, int num_vfs_param);
401 void bnx2x_iov_remove_one(struct bnx2x *bp);
402 void bnx2x_iov_free_mem(struct bnx2x *bp);
403 int bnx2x_iov_alloc_mem(struct bnx2x *bp);
404 int bnx2x_iov_nic_init(struct bnx2x *bp);
405 int bnx2x_iov_chip_cleanup(struct bnx2x *bp);
406 void bnx2x_iov_init_dq(struct bnx2x *bp);
407 void bnx2x_iov_init_dmae(struct bnx2x *bp);
408 void bnx2x_iov_set_queue_sp_obj(struct bnx2x *bp, int vf_cid,
409 				struct bnx2x_queue_sp_obj **q_obj);
410 int bnx2x_iov_eq_sp_event(struct bnx2x *bp, union event_ring_elem *elem);
411 void bnx2x_iov_adjust_stats_req(struct bnx2x *bp);
412 void bnx2x_iov_storm_stats_update(struct bnx2x *bp);
413 /* global vf mailbox routines */
414 void bnx2x_vf_mbx(struct bnx2x *bp);
415 void bnx2x_vf_mbx_schedule(struct bnx2x *bp,
416 			   struct vf_pf_event_data *vfpf_event);
417 void bnx2x_vf_enable_mbx(struct bnx2x *bp, u8 abs_vfid);
418 
419 /* CORE VF API */
420 typedef u8 bnx2x_mac_addr_t[ETH_ALEN];
421 
422 /* acquire */
423 int bnx2x_vf_acquire(struct bnx2x *bp, struct bnx2x_virtf *vf,
424 		     struct vf_pf_resc_request *resc);
425 /* init */
426 int bnx2x_vf_init(struct bnx2x *bp, struct bnx2x_virtf *vf,
427 		  dma_addr_t *sb_map);
428 
429 /* VFOP queue construction helpers */
430 void bnx2x_vfop_qctor_dump_tx(struct bnx2x *bp, struct bnx2x_virtf *vf,
431 			    struct bnx2x_queue_init_params *init_params,
432 			    struct bnx2x_queue_setup_params *setup_params,
433 			    u16 q_idx, u16 sb_idx);
434 
435 void bnx2x_vfop_qctor_dump_rx(struct bnx2x *bp, struct bnx2x_virtf *vf,
436 			    struct bnx2x_queue_init_params *init_params,
437 			    struct bnx2x_queue_setup_params *setup_params,
438 			    u16 q_idx, u16 sb_idx);
439 
440 void bnx2x_vfop_qctor_prep(struct bnx2x *bp,
441 			   struct bnx2x_virtf *vf,
442 			   struct bnx2x_vf_queue *q,
443 			   struct bnx2x_vf_queue_construct_params *p,
444 			   unsigned long q_type);
445 
446 int bnx2x_vf_mac_vlan_config_list(struct bnx2x *bp, struct bnx2x_virtf *vf,
447 				  struct bnx2x_vf_mac_vlan_filters *filters,
448 				  int qid, bool drv_only);
449 
450 int bnx2x_vf_queue_setup(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid,
451 			 struct bnx2x_vf_queue_construct_params *qctor);
452 
453 int bnx2x_vf_queue_teardown(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid);
454 
455 int bnx2x_vf_mcast(struct bnx2x *bp, struct bnx2x_virtf *vf,
456 		   bnx2x_mac_addr_t *mcasts, int mc_num, bool drv_only);
457 
458 int bnx2x_vf_rxmode(struct bnx2x *bp, struct bnx2x_virtf *vf,
459 		    int qid, unsigned long accept_flags);
460 
461 int bnx2x_vf_close(struct bnx2x *bp, struct bnx2x_virtf *vf);
462 
463 int bnx2x_vf_free(struct bnx2x *bp, struct bnx2x_virtf *vf);
464 
465 int bnx2x_vf_rss_update(struct bnx2x *bp, struct bnx2x_virtf *vf,
466 			struct bnx2x_config_rss_params *rss);
467 
468 int bnx2x_vf_tpa_update(struct bnx2x *bp, struct bnx2x_virtf *vf,
469 			struct vfpf_tpa_tlv *tlv,
470 			struct bnx2x_queue_update_tpa_params *params);
471 
472 /* VF release ~ VF close + VF release-resources
473  *
474  * Release is the ultimate SW shutdown and is called whenever an
475  * irrecoverable error is encountered.
476  */
477 int bnx2x_vf_release(struct bnx2x *bp, struct bnx2x_virtf *vf);
478 int bnx2x_vf_idx_by_abs_fid(struct bnx2x *bp, u16 abs_vfid);
479 u8 bnx2x_vf_max_queue_cnt(struct bnx2x *bp, struct bnx2x_virtf *vf);
480 
481 /* FLR routines */
482 
483 /* VF FLR helpers */
484 int bnx2x_vf_flr_clnup_epilog(struct bnx2x *bp, u8 abs_vfid);
485 void bnx2x_vf_enable_access(struct bnx2x *bp, u8 abs_vfid);
486 
487 /* Handles an FLR (or VF_DISABLE) notification form the MCP */
488 void bnx2x_vf_handle_flr_event(struct bnx2x *bp);
489 
490 bool bnx2x_tlv_supported(u16 tlvtype);
491 
492 u32 bnx2x_crc_vf_bulletin(struct pf_vf_bulletin_content *bulletin);
493 int bnx2x_post_vf_bulletin(struct bnx2x *bp, int vf);
494 void bnx2x_vf_bulletin_finalize(struct pf_vf_bulletin_content *bulletin,
495 				bool support_long);
496 
497 enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp);
498 
499 /* VF side vfpf channel functions */
500 int bnx2x_vfpf_acquire(struct bnx2x *bp, u8 tx_count, u8 rx_count);
501 int bnx2x_vfpf_release(struct bnx2x *bp);
502 int bnx2x_vfpf_release(struct bnx2x *bp);
503 int bnx2x_vfpf_init(struct bnx2x *bp);
504 void bnx2x_vfpf_close_vf(struct bnx2x *bp);
505 int bnx2x_vfpf_setup_q(struct bnx2x *bp, struct bnx2x_fastpath *fp,
506 		       bool is_leading);
507 int bnx2x_vfpf_config_mac(struct bnx2x *bp, u8 *addr, u8 vf_qid, bool set);
508 int bnx2x_vfpf_config_rss(struct bnx2x *bp,
509 			  struct bnx2x_config_rss_params *params);
510 int bnx2x_vfpf_set_mcast(struct net_device *dev);
511 int bnx2x_vfpf_storm_rx_mode(struct bnx2x *bp);
512 
513 static inline void bnx2x_vf_fill_fw_str(struct bnx2x *bp, char *buf,
514 					size_t buf_len)
515 {
516 	strlcpy(buf, bp->acquire_resp.pfdev_info.fw_ver, buf_len);
517 }
518 
519 static inline int bnx2x_vf_ustorm_prods_offset(struct bnx2x *bp,
520 					       struct bnx2x_fastpath *fp)
521 {
522 	return PXP_VF_ADDR_USDM_QUEUES_START +
523 		bp->acquire_resp.resc.hw_qid[fp->index] *
524 		sizeof(struct ustorm_queue_zone_data);
525 }
526 
527 enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp);
528 void bnx2x_timer_sriov(struct bnx2x *bp);
529 void __iomem *bnx2x_vf_doorbells(struct bnx2x *bp);
530 void bnx2x_vf_pci_dealloc(struct bnx2x *bp);
531 int bnx2x_vf_pci_alloc(struct bnx2x *bp);
532 int bnx2x_enable_sriov(struct bnx2x *bp);
533 void bnx2x_disable_sriov(struct bnx2x *bp);
534 static inline int bnx2x_vf_headroom(struct bnx2x *bp)
535 {
536 	return bp->vfdb->sriov.nr_virtfn * BNX2X_CIDS_PER_VF;
537 }
538 void bnx2x_pf_set_vfs_vlan(struct bnx2x *bp);
539 int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs);
540 void bnx2x_iov_channel_down(struct bnx2x *bp);
541 
542 void bnx2x_iov_task(struct work_struct *work);
543 
544 void bnx2x_schedule_iov_task(struct bnx2x *bp, enum bnx2x_iov_flag flag);
545 
546 void bnx2x_iov_link_update(struct bnx2x *bp);
547 int bnx2x_iov_link_update_vf(struct bnx2x *bp, int idx);
548 
549 int bnx2x_set_vf_link_state(struct net_device *dev, int vf, int link_state);
550 
551 int bnx2x_vfpf_update_vlan(struct bnx2x *bp, u16 vid, u8 vf_qid, bool add);
552 #else /* CONFIG_BNX2X_SRIOV */
553 
554 #define GET_NUM_VFS_PER_PATH(bp)	0
555 #define GET_NUM_VFS_PER_PF(bp)		0
556 #define VF_MAC_CREDIT_CNT		0
557 #define VF_VLAN_CREDIT_CNT		0
558 
559 static inline void bnx2x_iov_set_queue_sp_obj(struct bnx2x *bp, int vf_cid,
560 				struct bnx2x_queue_sp_obj **q_obj) {}
561 static inline void bnx2x_vf_handle_flr_event(struct bnx2x *bp) {}
562 static inline int bnx2x_iov_eq_sp_event(struct bnx2x *bp,
563 					union event_ring_elem *elem) {return 1; }
564 static inline void bnx2x_vf_mbx(struct bnx2x *bp) {}
565 static inline void bnx2x_vf_mbx_schedule(struct bnx2x *bp,
566 					 struct vf_pf_event_data *vfpf_event) {}
567 static inline int bnx2x_iov_init_ilt(struct bnx2x *bp, u16 line) {return line; }
568 static inline void bnx2x_iov_init_dq(struct bnx2x *bp) {}
569 static inline int bnx2x_iov_alloc_mem(struct bnx2x *bp) {return 0; }
570 static inline void bnx2x_iov_free_mem(struct bnx2x *bp) {}
571 static inline int bnx2x_iov_chip_cleanup(struct bnx2x *bp) {return 0; }
572 static inline void bnx2x_iov_init_dmae(struct bnx2x *bp) {}
573 static inline int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param,
574 				     int num_vfs_param) {return 0; }
575 static inline void bnx2x_iov_remove_one(struct bnx2x *bp) {}
576 static inline int bnx2x_enable_sriov(struct bnx2x *bp) {return 0; }
577 static inline void bnx2x_disable_sriov(struct bnx2x *bp) {}
578 static inline int bnx2x_vfpf_acquire(struct bnx2x *bp,
579 				     u8 tx_count, u8 rx_count) {return 0; }
580 static inline int bnx2x_vfpf_release(struct bnx2x *bp) {return 0; }
581 static inline int bnx2x_vfpf_init(struct bnx2x *bp) {return 0; }
582 static inline void bnx2x_vfpf_close_vf(struct bnx2x *bp) {}
583 static inline int bnx2x_vfpf_setup_q(struct bnx2x *bp, struct bnx2x_fastpath *fp, bool is_leading) {return 0; }
584 static inline int bnx2x_vfpf_config_mac(struct bnx2x *bp, u8 *addr,
585 					u8 vf_qid, bool set) {return 0; }
586 static inline int bnx2x_vfpf_config_rss(struct bnx2x *bp,
587 					struct bnx2x_config_rss_params *params) {return 0; }
588 static inline int bnx2x_vfpf_set_mcast(struct net_device *dev) {return 0; }
589 static inline int bnx2x_vfpf_storm_rx_mode(struct bnx2x *bp) {return 0; }
590 static inline int bnx2x_iov_nic_init(struct bnx2x *bp) {return 0; }
591 static inline int bnx2x_vf_headroom(struct bnx2x *bp) {return 0; }
592 static inline void bnx2x_iov_adjust_stats_req(struct bnx2x *bp) {}
593 static inline void bnx2x_vf_fill_fw_str(struct bnx2x *bp, char *buf,
594 					size_t buf_len) {}
595 static inline int bnx2x_vf_ustorm_prods_offset(struct bnx2x *bp,
596 					       struct bnx2x_fastpath *fp) {return 0; }
597 static inline enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp)
598 {
599 	return PFVF_BULLETIN_UNCHANGED;
600 }
601 static inline void bnx2x_timer_sriov(struct bnx2x *bp) {}
602 
603 static inline void __iomem *bnx2x_vf_doorbells(struct bnx2x *bp)
604 {
605 	return NULL;
606 }
607 
608 static inline void bnx2x_vf_pci_dealloc(struct bnx2x *bp) {}
609 static inline int bnx2x_vf_pci_alloc(struct bnx2x *bp) {return 0; }
610 static inline void bnx2x_pf_set_vfs_vlan(struct bnx2x *bp) {}
611 static inline int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs) {return 0; }
612 static inline void bnx2x_iov_channel_down(struct bnx2x *bp) {}
613 
614 static inline void bnx2x_iov_task(struct work_struct *work) {}
615 static inline void bnx2x_schedule_iov_task(struct bnx2x *bp, enum bnx2x_iov_flag flag) {}
616 static inline void bnx2x_iov_link_update(struct bnx2x *bp) {}
617 static inline int bnx2x_iov_link_update_vf(struct bnx2x *bp, int idx) {return 0; }
618 
619 static inline int bnx2x_set_vf_link_state(struct net_device *dev, int vf,
620 					  int link_state) {return 0; }
621 struct pf_vf_bulletin_content;
622 static inline void bnx2x_vf_bulletin_finalize(struct pf_vf_bulletin_content *bulletin,
623 					      bool support_long) {}
624 
625 static inline int bnx2x_vfpf_update_vlan(struct bnx2x *bp, u16 vid, u8 vf_qid, bool add) {return 0; }
626 
627 #endif /* CONFIG_BNX2X_SRIOV */
628 #endif /* bnx2x_sriov.h */
629