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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 #define VF_LOST		4	/* Recovery while VFs are loaded */
143 
144 	bool flr_clnup_stage;	/* true during flr cleanup */
145 	bool malicious;		/* true if FW indicated so, until FLR */
146 	/* 1(true) if spoof check is enabled */
147 	u8 spoofchk;
148 
149 	/* dma */
150 	dma_addr_t fw_stat_map;
151 	u16 stats_stride;
152 	dma_addr_t bulletin_map;
153 
154 	/* Allocated resources counters. Before the VF is acquired, the
155 	 * counters hold the following values:
156 	 *
157 	 * - xxq_count = 0 as the queues memory is not allocated yet.
158 	 *
159 	 * - sb_count  = The number of status blocks configured for this VF in
160 	 *		 the IGU CAM. Initially read during probe.
161 	 *
162 	 * - xx_rules_count = The number of rules statically and equally
163 	 *		      allocated for each VF, during PF load.
164 	 */
165 	struct vf_pf_resc_request	alloc_resc;
166 #define vf_rxq_count(vf)		((vf)->alloc_resc.num_rxqs)
167 #define vf_txq_count(vf)		((vf)->alloc_resc.num_txqs)
168 #define vf_sb_count(vf)			((vf)->alloc_resc.num_sbs)
169 #define vf_mac_rules_cnt(vf)		((vf)->alloc_resc.num_mac_filters)
170 #define vf_vlan_rules_cnt(vf)		((vf)->alloc_resc.num_vlan_filters)
171 #define vf_mc_rules_cnt(vf)		((vf)->alloc_resc.num_mc_filters)
172 
173 	u8 sb_count;	/* actual number of SBs */
174 	u8 igu_base_id;	/* base igu status block id */
175 
176 	struct bnx2x_vf_queue	*vfqs;
177 #define LEADING_IDX			0
178 #define bnx2x_vfq_is_leading(vfq)	((vfq)->index == LEADING_IDX)
179 #define bnx2x_vfq(vf, nr, var)		((vf)->vfqs[(nr)].var)
180 #define bnx2x_leading_vfq(vf, var)	((vf)->vfqs[LEADING_IDX].var)
181 
182 	u8 index;	/* index in the vf array */
183 	u8 abs_vfid;
184 	u8 sp_cl_id;
185 	u32 error;	/* 0 means all's-well */
186 
187 	/* BDF */
188 	unsigned int domain;
189 	unsigned int bus;
190 	unsigned int devfn;
191 
192 	/* bars */
193 	struct bnx2x_vf_bar bars[PCI_SRIOV_NUM_BARS];
194 
195 	/* set-mac ramrod state 1-pending, 0-done */
196 	unsigned long	filter_state;
197 
198 	/* leading rss client id ~~ the client id of the first rxq, must be
199 	 * set for each txq.
200 	 */
201 	int leading_rss;
202 
203 	/* MCAST object */
204 	struct bnx2x_mcast_obj		mcast_obj;
205 
206 	/* RSS configuration object */
207 	struct bnx2x_rss_config_obj     rss_conf_obj;
208 
209 	/* slow-path operations */
210 	struct mutex			op_mutex; /* one vfop at a time mutex */
211 	enum channel_tlvs		op_current;
212 
213 	u8 fp_hsi;
214 
215 	struct bnx2x_credit_pool_obj	vf_vlans_pool;
216 	struct bnx2x_credit_pool_obj	vf_macs_pool;
217 };
218 
219 #define BNX2X_NR_VIRTFN(bp)	((bp)->vfdb->sriov.nr_virtfn)
220 
221 #define for_each_vf(bp, var) \
222 		for ((var) = 0; (var) < BNX2X_NR_VIRTFN(bp); (var)++)
223 
224 #define for_each_vfq(vf, var) \
225 		for ((var) = 0; (var) < vf_rxq_count(vf); (var)++)
226 
227 #define for_each_vf_sb(vf, var) \
228 		for ((var) = 0; (var) < vf_sb_count(vf); (var)++)
229 
230 #define is_vf_multi(vf)	(vf_rxq_count(vf) > 1)
231 
232 #define HW_VF_HANDLE(bp, abs_vfid) \
233 	(u16)(BP_ABS_FUNC((bp)) | (1<<3) |  ((u16)(abs_vfid) << 4))
234 
235 #define FW_PF_MAX_HANDLE	8
236 
237 #define FW_VF_HANDLE(abs_vfid)	\
238 	(abs_vfid + FW_PF_MAX_HANDLE)
239 
240 #define GET_NUM_VFS_PER_PATH(bp)	64 /* use max possible value */
241 #define GET_NUM_VFS_PER_PF(bp)		((bp)->vfdb ? (bp)->vfdb->sriov.total \
242 						    : 0)
243 #define VF_MAC_CREDIT_CNT		1
244 #define VF_VLAN_CREDIT_CNT		2 /* VLAN0 + 'real' VLAN */
245 
246 /* locking and unlocking the channel mutex */
247 void bnx2x_lock_vf_pf_channel(struct bnx2x *bp, struct bnx2x_virtf *vf,
248 			      enum channel_tlvs tlv);
249 
250 void bnx2x_unlock_vf_pf_channel(struct bnx2x *bp, struct bnx2x_virtf *vf,
251 				enum channel_tlvs expected_tlv);
252 
253 /* VF mail box (aka vf-pf channel) */
254 
255 /* a container for the bi-directional vf<-->pf messages.
256  *  The actual response will be placed according to the offset parameter
257  *  provided in the request
258  */
259 
260 #define MBX_MSG_ALIGN	8
261 #define MBX_MSG_ALIGNED_SIZE	(roundup(sizeof(struct bnx2x_vf_mbx_msg), \
262 				MBX_MSG_ALIGN))
263 
264 struct bnx2x_vf_mbx_msg {
265 	union vfpf_tlvs req;
266 	union pfvf_tlvs resp;
267 };
268 
269 struct bnx2x_vf_mbx {
270 	struct bnx2x_vf_mbx_msg *msg;
271 	dma_addr_t msg_mapping;
272 
273 	/* VF GPA address */
274 	u32 vf_addr_lo;
275 	u32 vf_addr_hi;
276 
277 	struct vfpf_first_tlv first_tlv;	/* saved VF request header */
278 };
279 
280 struct bnx2x_vf_sp {
281 	union {
282 		struct eth_classify_rules_ramrod_data	e2;
283 	} mac_rdata;
284 
285 	union {
286 		struct eth_classify_rules_ramrod_data	e2;
287 	} vlan_rdata;
288 
289 	union {
290 		struct eth_classify_rules_ramrod_data	e2;
291 	} vlan_mac_rdata;
292 
293 	union {
294 		struct eth_filter_rules_ramrod_data	e2;
295 	} rx_mode_rdata;
296 
297 	union {
298 		struct eth_multicast_rules_ramrod_data  e2;
299 	} mcast_rdata;
300 
301 	union {
302 		struct client_init_ramrod_data  init_data;
303 		struct client_update_ramrod_data update_data;
304 	} q_data;
305 
306 	union {
307 		struct eth_rss_update_ramrod_data e2;
308 	} rss_rdata;
309 };
310 
311 struct hw_dma {
312 	void *addr;
313 	dma_addr_t mapping;
314 	size_t size;
315 };
316 
317 struct bnx2x_vfdb {
318 #define BP_VFDB(bp)		((bp)->vfdb)
319 	/* vf array */
320 	struct bnx2x_virtf	*vfs;
321 #define BP_VF(bp, idx)		((BP_VFDB(bp) && (bp)->vfdb->vfs) ? \
322 					&((bp)->vfdb->vfs[idx]) : NULL)
323 #define bnx2x_vf(bp, idx, var)	((bp)->vfdb->vfs[idx].var)
324 
325 	/* queue array - for all vfs */
326 	struct bnx2x_vf_queue *vfqs;
327 
328 	/* vf HW contexts */
329 	struct hw_dma		context[BNX2X_VF_CIDS/ILT_PAGE_CIDS];
330 #define	BP_VF_CXT_PAGE(bp, i)	(&(bp)->vfdb->context[i])
331 
332 	/* SR-IOV information */
333 	struct bnx2x_sriov	sriov;
334 	struct hw_dma		mbx_dma;
335 #define BP_VF_MBX_DMA(bp)	(&((bp)->vfdb->mbx_dma))
336 	struct bnx2x_vf_mbx	mbxs[BNX2X_MAX_NUM_OF_VFS];
337 #define BP_VF_MBX(bp, vfid)	(&((bp)->vfdb->mbxs[vfid]))
338 
339 	struct hw_dma		bulletin_dma;
340 #define BP_VF_BULLETIN_DMA(bp)	(&((bp)->vfdb->bulletin_dma))
341 #define	BP_VF_BULLETIN(bp, vf) \
342 	(((struct pf_vf_bulletin_content *)(BP_VF_BULLETIN_DMA(bp)->addr)) \
343 	 + (vf))
344 
345 	struct hw_dma		sp_dma;
346 #define bnx2x_vf_sp(bp, vf, field) ((bp)->vfdb->sp_dma.addr +		\
347 		(vf)->index * sizeof(struct bnx2x_vf_sp) +		\
348 		offsetof(struct bnx2x_vf_sp, field))
349 #define bnx2x_vf_sp_map(bp, vf, field) ((bp)->vfdb->sp_dma.mapping +	\
350 		(vf)->index * sizeof(struct bnx2x_vf_sp) +		\
351 		offsetof(struct bnx2x_vf_sp, field))
352 
353 #define FLRD_VFS_DWORDS (BNX2X_MAX_NUM_OF_VFS / 32)
354 	u32 flrd_vfs[FLRD_VFS_DWORDS];
355 
356 	/* the number of msix vectors belonging to this PF designated for VFs */
357 	u16 vf_sbs_pool;
358 	u16 first_vf_igu_entry;
359 
360 	/* sp_rtnl synchronization */
361 	struct mutex			event_mutex;
362 	u64				event_occur;
363 
364 	/* bulletin board update synchronization */
365 	struct mutex			bulletin_mutex;
366 };
367 
368 /* queue access */
vfq_get(struct bnx2x_virtf * vf,u8 index)369 static inline struct bnx2x_vf_queue *vfq_get(struct bnx2x_virtf *vf, u8 index)
370 {
371 	return &(vf->vfqs[index]);
372 }
373 
374 /* FW ids */
vf_igu_sb(struct bnx2x_virtf * vf,u16 sb_idx)375 static inline u8 vf_igu_sb(struct bnx2x_virtf *vf, u16 sb_idx)
376 {
377 	return vf->igu_base_id + sb_idx;
378 }
379 
vf_hc_qzone(struct bnx2x_virtf * vf,u16 sb_idx)380 static inline u8 vf_hc_qzone(struct bnx2x_virtf *vf, u16 sb_idx)
381 {
382 	return vf_igu_sb(vf, sb_idx);
383 }
384 
vfq_cl_id(struct bnx2x_virtf * vf,struct bnx2x_vf_queue * q)385 static u8 vfq_cl_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q)
386 {
387 	return vf->igu_base_id + q->index;
388 }
389 
vfq_stat_id(struct bnx2x_virtf * vf,struct bnx2x_vf_queue * q)390 static inline u8 vfq_stat_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q)
391 {
392 	if (vf->cfg_flags & VF_CFG_STATS_COALESCE)
393 		return vf->leading_rss;
394 	else
395 		return vfq_cl_id(vf, q);
396 }
397 
vfq_qzone_id(struct bnx2x_virtf * vf,struct bnx2x_vf_queue * q)398 static inline u8 vfq_qzone_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q)
399 {
400 	return vfq_cl_id(vf, q);
401 }
402 
403 /* global iov routines */
404 int bnx2x_iov_init_ilt(struct bnx2x *bp, u16 line);
405 int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param, int num_vfs_param);
406 void bnx2x_iov_remove_one(struct bnx2x *bp);
407 void bnx2x_iov_free_mem(struct bnx2x *bp);
408 int bnx2x_iov_alloc_mem(struct bnx2x *bp);
409 int bnx2x_iov_nic_init(struct bnx2x *bp);
410 int bnx2x_iov_chip_cleanup(struct bnx2x *bp);
411 void bnx2x_iov_init_dq(struct bnx2x *bp);
412 void bnx2x_iov_init_dmae(struct bnx2x *bp);
413 void bnx2x_iov_set_queue_sp_obj(struct bnx2x *bp, int vf_cid,
414 				struct bnx2x_queue_sp_obj **q_obj);
415 int bnx2x_iov_eq_sp_event(struct bnx2x *bp, union event_ring_elem *elem);
416 void bnx2x_iov_adjust_stats_req(struct bnx2x *bp);
417 void bnx2x_iov_storm_stats_update(struct bnx2x *bp);
418 /* global vf mailbox routines */
419 void bnx2x_vf_mbx(struct bnx2x *bp);
420 void bnx2x_vf_mbx_schedule(struct bnx2x *bp,
421 			   struct vf_pf_event_data *vfpf_event);
422 void bnx2x_vf_enable_mbx(struct bnx2x *bp, u8 abs_vfid);
423 
424 /* CORE VF API */
425 typedef u8 bnx2x_mac_addr_t[ETH_ALEN];
426 
427 /* acquire */
428 int bnx2x_vf_acquire(struct bnx2x *bp, struct bnx2x_virtf *vf,
429 		     struct vf_pf_resc_request *resc);
430 /* init */
431 int bnx2x_vf_init(struct bnx2x *bp, struct bnx2x_virtf *vf,
432 		  dma_addr_t *sb_map);
433 
434 /* VFOP queue construction helpers */
435 void bnx2x_vfop_qctor_dump_tx(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_dump_rx(struct bnx2x *bp, struct bnx2x_virtf *vf,
441 			    struct bnx2x_queue_init_params *init_params,
442 			    struct bnx2x_queue_setup_params *setup_params,
443 			    u16 q_idx, u16 sb_idx);
444 
445 void bnx2x_vfop_qctor_prep(struct bnx2x *bp,
446 			   struct bnx2x_virtf *vf,
447 			   struct bnx2x_vf_queue *q,
448 			   struct bnx2x_vf_queue_construct_params *p,
449 			   unsigned long q_type);
450 
451 int bnx2x_vf_mac_vlan_config_list(struct bnx2x *bp, struct bnx2x_virtf *vf,
452 				  struct bnx2x_vf_mac_vlan_filters *filters,
453 				  int qid, bool drv_only);
454 
455 int bnx2x_vf_queue_setup(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid,
456 			 struct bnx2x_vf_queue_construct_params *qctor);
457 
458 int bnx2x_vf_queue_teardown(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid);
459 
460 int bnx2x_vf_mcast(struct bnx2x *bp, struct bnx2x_virtf *vf,
461 		   bnx2x_mac_addr_t *mcasts, int mc_num, bool drv_only);
462 
463 int bnx2x_vf_rxmode(struct bnx2x *bp, struct bnx2x_virtf *vf,
464 		    int qid, unsigned long accept_flags);
465 
466 int bnx2x_vf_close(struct bnx2x *bp, struct bnx2x_virtf *vf);
467 
468 int bnx2x_vf_free(struct bnx2x *bp, struct bnx2x_virtf *vf);
469 
470 int bnx2x_vf_rss_update(struct bnx2x *bp, struct bnx2x_virtf *vf,
471 			struct bnx2x_config_rss_params *rss);
472 
473 int bnx2x_vf_tpa_update(struct bnx2x *bp, struct bnx2x_virtf *vf,
474 			struct vfpf_tpa_tlv *tlv,
475 			struct bnx2x_queue_update_tpa_params *params);
476 
477 /* VF release ~ VF close + VF release-resources
478  *
479  * Release is the ultimate SW shutdown and is called whenever an
480  * irrecoverable error is encountered.
481  */
482 int bnx2x_vf_release(struct bnx2x *bp, struct bnx2x_virtf *vf);
483 int bnx2x_vf_idx_by_abs_fid(struct bnx2x *bp, u16 abs_vfid);
484 u8 bnx2x_vf_max_queue_cnt(struct bnx2x *bp, struct bnx2x_virtf *vf);
485 
486 /* FLR routines */
487 
488 /* VF FLR helpers */
489 int bnx2x_vf_flr_clnup_epilog(struct bnx2x *bp, u8 abs_vfid);
490 void bnx2x_vf_enable_access(struct bnx2x *bp, u8 abs_vfid);
491 
492 /* Handles an FLR (or VF_DISABLE) notification form the MCP */
493 void bnx2x_vf_handle_flr_event(struct bnx2x *bp);
494 
495 bool bnx2x_tlv_supported(u16 tlvtype);
496 
497 u32 bnx2x_crc_vf_bulletin(struct pf_vf_bulletin_content *bulletin);
498 int bnx2x_post_vf_bulletin(struct bnx2x *bp, int vf);
499 void bnx2x_vf_bulletin_finalize(struct pf_vf_bulletin_content *bulletin,
500 				bool support_long);
501 
502 enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp);
503 
504 /* VF side vfpf channel functions */
505 int bnx2x_vfpf_acquire(struct bnx2x *bp, u8 tx_count, u8 rx_count);
506 int bnx2x_vfpf_release(struct bnx2x *bp);
507 int bnx2x_vfpf_init(struct bnx2x *bp);
508 void bnx2x_vfpf_close_vf(struct bnx2x *bp);
509 int bnx2x_vfpf_setup_q(struct bnx2x *bp, struct bnx2x_fastpath *fp,
510 		       bool is_leading);
511 int bnx2x_vfpf_config_mac(struct bnx2x *bp, const u8 *addr, u8 vf_qid,
512 			  bool set);
513 int bnx2x_vfpf_config_rss(struct bnx2x *bp,
514 			  struct bnx2x_config_rss_params *params);
515 int bnx2x_vfpf_set_mcast(struct net_device *dev);
516 int bnx2x_vfpf_storm_rx_mode(struct bnx2x *bp);
517 
bnx2x_vf_fill_fw_str(struct bnx2x * bp,char * buf,size_t buf_len)518 static inline void bnx2x_vf_fill_fw_str(struct bnx2x *bp, char *buf,
519 					size_t buf_len)
520 {
521 	strscpy(buf, bp->acquire_resp.pfdev_info.fw_ver, buf_len);
522 }
523 
bnx2x_vf_ustorm_prods_offset(struct bnx2x * bp,struct bnx2x_fastpath * fp)524 static inline int bnx2x_vf_ustorm_prods_offset(struct bnx2x *bp,
525 					       struct bnx2x_fastpath *fp)
526 {
527 	return PXP_VF_ADDR_USDM_QUEUES_START +
528 		bp->acquire_resp.resc.hw_qid[fp->index] *
529 		sizeof(struct ustorm_queue_zone_data);
530 }
531 
532 enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp);
533 void bnx2x_timer_sriov(struct bnx2x *bp);
534 void __iomem *bnx2x_vf_doorbells(struct bnx2x *bp);
535 void bnx2x_vf_pci_dealloc(struct bnx2x *bp);
536 int bnx2x_vf_pci_alloc(struct bnx2x *bp);
537 int bnx2x_enable_sriov(struct bnx2x *bp);
538 void bnx2x_disable_sriov(struct bnx2x *bp);
bnx2x_vf_headroom(struct bnx2x * bp)539 static inline int bnx2x_vf_headroom(struct bnx2x *bp)
540 {
541 	return bp->vfdb->sriov.nr_virtfn * BNX2X_CIDS_PER_VF;
542 }
543 void bnx2x_pf_set_vfs_vlan(struct bnx2x *bp);
544 int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs);
545 void bnx2x_iov_channel_down(struct bnx2x *bp);
546 
547 void bnx2x_iov_task(struct work_struct *work);
548 
549 void bnx2x_schedule_iov_task(struct bnx2x *bp, enum bnx2x_iov_flag flag);
550 
551 void bnx2x_iov_link_update(struct bnx2x *bp);
552 int bnx2x_iov_link_update_vf(struct bnx2x *bp, int idx);
553 
554 int bnx2x_set_vf_link_state(struct net_device *dev, int vf, int link_state);
555 
556 int bnx2x_vfpf_update_vlan(struct bnx2x *bp, u16 vid, u8 vf_qid, bool add);
557 #else /* CONFIG_BNX2X_SRIOV */
558 
559 #define GET_NUM_VFS_PER_PATH(bp)	0
560 #define GET_NUM_VFS_PER_PF(bp)		0
561 #define VF_MAC_CREDIT_CNT		0
562 #define VF_VLAN_CREDIT_CNT		0
563 
bnx2x_iov_set_queue_sp_obj(struct bnx2x * bp,int vf_cid,struct bnx2x_queue_sp_obj ** q_obj)564 static inline void bnx2x_iov_set_queue_sp_obj(struct bnx2x *bp, int vf_cid,
565 				struct bnx2x_queue_sp_obj **q_obj) {}
bnx2x_vf_handle_flr_event(struct bnx2x * bp)566 static inline void bnx2x_vf_handle_flr_event(struct bnx2x *bp) {}
bnx2x_iov_eq_sp_event(struct bnx2x * bp,union event_ring_elem * elem)567 static inline int bnx2x_iov_eq_sp_event(struct bnx2x *bp,
568 					union event_ring_elem *elem) {return 1; }
bnx2x_vf_mbx(struct bnx2x * bp)569 static inline void bnx2x_vf_mbx(struct bnx2x *bp) {}
bnx2x_vf_mbx_schedule(struct bnx2x * bp,struct vf_pf_event_data * vfpf_event)570 static inline void bnx2x_vf_mbx_schedule(struct bnx2x *bp,
571 					 struct vf_pf_event_data *vfpf_event) {}
bnx2x_iov_init_ilt(struct bnx2x * bp,u16 line)572 static inline int bnx2x_iov_init_ilt(struct bnx2x *bp, u16 line) {return line; }
bnx2x_iov_init_dq(struct bnx2x * bp)573 static inline void bnx2x_iov_init_dq(struct bnx2x *bp) {}
bnx2x_iov_alloc_mem(struct bnx2x * bp)574 static inline int bnx2x_iov_alloc_mem(struct bnx2x *bp) {return 0; }
bnx2x_iov_free_mem(struct bnx2x * bp)575 static inline void bnx2x_iov_free_mem(struct bnx2x *bp) {}
bnx2x_iov_chip_cleanup(struct bnx2x * bp)576 static inline int bnx2x_iov_chip_cleanup(struct bnx2x *bp) {return 0; }
bnx2x_iov_init_dmae(struct bnx2x * bp)577 static inline void bnx2x_iov_init_dmae(struct bnx2x *bp) {}
bnx2x_iov_init_one(struct bnx2x * bp,int int_mode_param,int num_vfs_param)578 static inline int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param,
579 				     int num_vfs_param) {return 0; }
bnx2x_iov_remove_one(struct bnx2x * bp)580 static inline void bnx2x_iov_remove_one(struct bnx2x *bp) {}
bnx2x_enable_sriov(struct bnx2x * bp)581 static inline int bnx2x_enable_sriov(struct bnx2x *bp) {return 0; }
bnx2x_disable_sriov(struct bnx2x * bp)582 static inline void bnx2x_disable_sriov(struct bnx2x *bp) {}
bnx2x_vfpf_acquire(struct bnx2x * bp,u8 tx_count,u8 rx_count)583 static inline int bnx2x_vfpf_acquire(struct bnx2x *bp,
584 				     u8 tx_count, u8 rx_count) {return 0; }
bnx2x_vfpf_release(struct bnx2x * bp)585 static inline int bnx2x_vfpf_release(struct bnx2x *bp) {return 0; }
bnx2x_vfpf_init(struct bnx2x * bp)586 static inline int bnx2x_vfpf_init(struct bnx2x *bp) {return 0; }
bnx2x_vfpf_close_vf(struct bnx2x * bp)587 static inline void bnx2x_vfpf_close_vf(struct bnx2x *bp) {}
bnx2x_vfpf_setup_q(struct bnx2x * bp,struct bnx2x_fastpath * fp,bool is_leading)588 static inline int bnx2x_vfpf_setup_q(struct bnx2x *bp, struct bnx2x_fastpath *fp, bool is_leading) {return 0; }
bnx2x_vfpf_config_mac(struct bnx2x * bp,const u8 * addr,u8 vf_qid,bool set)589 static inline int bnx2x_vfpf_config_mac(struct bnx2x *bp, const u8 *addr,
590 					u8 vf_qid, bool set) {return 0; }
bnx2x_vfpf_config_rss(struct bnx2x * bp,struct bnx2x_config_rss_params * params)591 static inline int bnx2x_vfpf_config_rss(struct bnx2x *bp,
592 					struct bnx2x_config_rss_params *params) {return 0; }
bnx2x_vfpf_set_mcast(struct net_device * dev)593 static inline int bnx2x_vfpf_set_mcast(struct net_device *dev) {return 0; }
bnx2x_vfpf_storm_rx_mode(struct bnx2x * bp)594 static inline int bnx2x_vfpf_storm_rx_mode(struct bnx2x *bp) {return 0; }
bnx2x_iov_nic_init(struct bnx2x * bp)595 static inline int bnx2x_iov_nic_init(struct bnx2x *bp) {return 0; }
bnx2x_vf_headroom(struct bnx2x * bp)596 static inline int bnx2x_vf_headroom(struct bnx2x *bp) {return 0; }
bnx2x_iov_adjust_stats_req(struct bnx2x * bp)597 static inline void bnx2x_iov_adjust_stats_req(struct bnx2x *bp) {}
bnx2x_vf_fill_fw_str(struct bnx2x * bp,char * buf,size_t buf_len)598 static inline void bnx2x_vf_fill_fw_str(struct bnx2x *bp, char *buf,
599 					size_t buf_len) {}
bnx2x_vf_ustorm_prods_offset(struct bnx2x * bp,struct bnx2x_fastpath * fp)600 static inline int bnx2x_vf_ustorm_prods_offset(struct bnx2x *bp,
601 					       struct bnx2x_fastpath *fp) {return 0; }
bnx2x_sample_bulletin(struct bnx2x * bp)602 static inline enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp)
603 {
604 	return PFVF_BULLETIN_UNCHANGED;
605 }
bnx2x_timer_sriov(struct bnx2x * bp)606 static inline void bnx2x_timer_sriov(struct bnx2x *bp) {}
607 
bnx2x_vf_doorbells(struct bnx2x * bp)608 static inline void __iomem *bnx2x_vf_doorbells(struct bnx2x *bp)
609 {
610 	return NULL;
611 }
612 
bnx2x_vf_pci_dealloc(struct bnx2x * bp)613 static inline void bnx2x_vf_pci_dealloc(struct bnx2x *bp) {}
bnx2x_vf_pci_alloc(struct bnx2x * bp)614 static inline int bnx2x_vf_pci_alloc(struct bnx2x *bp) {return 0; }
bnx2x_pf_set_vfs_vlan(struct bnx2x * bp)615 static inline void bnx2x_pf_set_vfs_vlan(struct bnx2x *bp) {}
bnx2x_sriov_configure(struct pci_dev * dev,int num_vfs)616 static inline int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs) {return 0; }
bnx2x_iov_channel_down(struct bnx2x * bp)617 static inline void bnx2x_iov_channel_down(struct bnx2x *bp) {}
618 
bnx2x_iov_task(struct work_struct * work)619 static inline void bnx2x_iov_task(struct work_struct *work) {}
bnx2x_schedule_iov_task(struct bnx2x * bp,enum bnx2x_iov_flag flag)620 static inline void bnx2x_schedule_iov_task(struct bnx2x *bp, enum bnx2x_iov_flag flag) {}
bnx2x_iov_link_update(struct bnx2x * bp)621 static inline void bnx2x_iov_link_update(struct bnx2x *bp) {}
bnx2x_iov_link_update_vf(struct bnx2x * bp,int idx)622 static inline int bnx2x_iov_link_update_vf(struct bnx2x *bp, int idx) {return 0; }
623 
bnx2x_set_vf_link_state(struct net_device * dev,int vf,int link_state)624 static inline int bnx2x_set_vf_link_state(struct net_device *dev, int vf,
625 					  int link_state) {return 0; }
626 struct pf_vf_bulletin_content;
bnx2x_vf_bulletin_finalize(struct pf_vf_bulletin_content * bulletin,bool support_long)627 static inline void bnx2x_vf_bulletin_finalize(struct pf_vf_bulletin_content *bulletin,
628 					      bool support_long) {}
629 
bnx2x_vfpf_update_vlan(struct bnx2x * bp,u16 vid,u8 vf_qid,bool add)630 static inline int bnx2x_vfpf_update_vlan(struct bnx2x *bp, u16 vid, u8 vf_qid, bool add) {return 0; }
631 
632 #endif /* CONFIG_BNX2X_SRIOV */
633 #endif /* bnx2x_sriov.h */
634