Files @ bd21c8aa7237
Branch filter:

Location: vmkdrivers/vmkdrivers/src_9/drivers/scsi/bnx2i/cnic_if.h

unknown
ESXi-6.0.0b
  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
/* cnic_if.h: QLogic CNIC core network driver.
 *
 * Copyright (c)   2009-2014 QLogic Corporation
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation.
 *
 */


#ifndef CNIC_IF_H
#define CNIC_IF_H

#include "bnx2x_mfw_req.h"

#define CNIC_ULP_RDMA		0
#define CNIC_ULP_ISCSI		1
#define CNIC_ULP_FCOE		2
#define CNIC_ULP_L4		3
#define MAX_CNIC_ULP_TYPE_EXT	3
#define MAX_CNIC_ULP_TYPE	4

#ifndef VLAN_TAG_PRESENT
#define VLAN_TAG_PRESENT	0x1000
#endif

struct kwqe {
	u32 kwqe_op_flag;

#define KWQE_QID_SHIFT		8
#define KWQE_OPCODE_MASK	0x00ff0000
#define KWQE_OPCODE_SHIFT	16
#define KWQE_FLAGS_LAYER_SHIFT	28
#define KWQE_OPCODE(x)		((x & KWQE_OPCODE_MASK) >> KWQE_OPCODE_SHIFT)
#define KWQE_LAYER_MASK		0x70000000
#define KWQE_LAYER_SHIFT	28
#define KWQE_FLAGS_LAYER_MASK_L2	(2<<28)
#define KWQE_FLAGS_LAYER_MASK_L3	(3<<28)
#define KWQE_FLAGS_LAYER_MASK_L4	(4<<28)
#define KWQE_FLAGS_LAYER_MASK_L5_RDMA	(5<<28)
#define KWQE_FLAGS_LAYER_MASK_L5_ISCSI	(6<<28)
#define KWQE_FLAGS_LAYER_MASK_L5_FCOE	(7<<28)

	u32 kwqe_info0;
	u32 kwqe_info1;
	u32 kwqe_info2;
	u32 kwqe_info3;
	u32 kwqe_info4;
	u32 kwqe_info5;
	u32 kwqe_info6;
};

struct kwqe_16 {
	u32 kwqe_info0;
	u32 kwqe_info1;
	u32 kwqe_info2;
	u32 kwqe_info3;
};

struct kcqe {
	u32 kcqe_info0;
	u32 kcqe_info1;
	u32 kcqe_info2;
	u32 kcqe_info3;
	u32 kcqe_info4;
	u32 kcqe_info5;
	u32 kcqe_info6;
	u32 kcqe_op_flag;
		#define KCQE_RAMROD_COMPLETION		(0x1<<27) /* Everest */
		#define KCQE_FLAGS_LAYER_MASK		(0x7<<28)
		#define KCQE_FLAGS_LAYER_MASK_MISC	(0<<28)
		#define KCQE_FLAGS_LAYER_MASK_L2	(2<<28)
		#define KCQE_FLAGS_LAYER_MASK_L3	(3<<28)
		#define KCQE_FLAGS_LAYER_MASK_L4	(4<<28)
		#define KCQE_FLAGS_LAYER_MASK_L5_RDMA	(5<<28)
		#define KCQE_FLAGS_LAYER_MASK_L5_ISCSI	(6<<28)
		#define KCQE_FLAGS_LAYER_MASK_L5_FCOE	(7<<28)
		#define KCQE_FLAGS_NEXT 		(1<<31)
		#define KCQE_FLAGS_OPCODE_MASK		(0xff<<16)
		#define KCQE_FLAGS_OPCODE_SHIFT		(16)
		#define KCQE_OPCODE(op)			\
		(((op) & KCQE_FLAGS_OPCODE_MASK) >> KCQE_FLAGS_OPCODE_SHIFT)
};

#define MAX_CNIC_CTL_DATA	64
#define MAX_DRV_CTL_DATA	64

#define CNIC_CTL_STOP_CMD			1
#define CNIC_CTL_START_CMD			2
#define CNIC_CTL_COMPLETION_CMD			3
#define CNIC_CTL_STOP_ISCSI_CMD			4
#define CNIC_CTL_FCOE_STATS_GET_CMD		5
#define CNIC_CTL_ISCSI_STATS_GET_CMD		6

#define DRV_CTL_IO_WR_CMD		0x101
#define DRV_CTL_IO_RD_CMD		0x102
#define DRV_CTL_CTX_WR_CMD		0x103
#define DRV_CTL_CTXTBL_WR_CMD		0x104
#define DRV_CTL_RET_L5_SPQ_CREDIT_CMD	0x105
#define DRV_CTL_START_L2_CMD		0x106
#define DRV_CTL_STOP_L2_CMD		0x107
#define DRV_CTL_GET_OOO_CQE		0x108
#define DRV_CTL_SEND_OOO_PKT		0x109
#define DRV_CTL_COMP_OOO_TX_PKTS	0x10a
#define DRV_CTL_REUSE_OOO_PKT		0x10b
#define DRV_CTL_RET_L2_SPQ_CREDIT_CMD	0x10c
#define DRV_CTL_ISCSI_STOPPED_CMD	0x10d
#define DRV_CTL_ULP_REGISTER_CMD	0x10e
#define DRV_CTL_ULP_UNREGISTER_CMD	0x10f
#if defined(__VMKLNX__)
#define DRV_CTL_START_NPAR_CMD		0x110
#define DRV_CTL_STOP_NPAR_CMD		0x111
#endif

struct cnic_ctl_completion {
	u32	cid;
	u8	opcode;
	u8	error;
};

struct drv_ctl_spq_credit {
	u32	credit_count;
};

struct cnic_ctl_info {
	int	cmd;
	union {
		struct cnic_ctl_completion comp;
		char bytes[MAX_CNIC_CTL_DATA];
	} data;
};

struct drv_ctl_io {
	u32		cid_addr;
	u32		offset;
	u32		data;
	dma_addr_t	dma_addr;
};

struct drv_ctl_l2_ring {
	u32		client_id;
	u32		cid;
};

enum {
	OOO_BD_CQE,
	OOO_RAMROD_CQE
};

enum {
	OOO_OPCODE_ADD_PEN,
	OOO_OPCODE_ADD_NEW,
	OOO_OPCODE_ADD_RIGHT,
	OOO_OPCODE_ADD_LEFT,
	OOO_OPCODE_JOIN,
	OOO_OPCODE_NOP
};

struct cnic_ooo_cqe {
	u32 cqe_type; /* OOO_BD_CQE or OOO_RAMROD_CQE */
	union {
		struct {
                        u32		raw_data[4]; /* iSCSI CQE data */
			struct sk_buff 	*pkt_desc;
		} cqe;

		struct {
			struct {
				__le32	lo;
				__le32	hi;
			} data;
		} ramrod_data;
	} u;
};


struct drv_ctl_ooo_cqe {
	struct cnic_ooo_cqe *cqe;
};

struct drv_ctl_send_ooo_pkt {
	struct sk_buff *skb;
};

struct drv_ctl_ooo_pkt {
	struct sk_buff *skb;
};

struct drv_ctl_register_data {
	int ulp_type;
	struct fcoe_capabilities fcoe_features;
};

struct drv_ctl_info {
	int	cmd;
	union {
		struct drv_ctl_spq_credit credit;
		struct drv_ctl_io io;
		struct drv_ctl_l2_ring ring;
		int ulp_type;
		char bytes[MAX_DRV_CTL_DATA];
		struct drv_ctl_ooo_cqe ooo_cqe;
		struct drv_ctl_ooo_pkt pkt_desc;
		struct drv_ctl_register_data register_data;
	} data;
};

struct cnic_ops {
	struct module	*cnic_owner;
	/* Calls to these functions are protected by RCU.  When
	 * unregistering, we wait for any calls to complete before
	 * continuing.
	 */
	int		(*cnic_handler)(void *, void *);
	int		(*cnic_ctl)(void *, struct cnic_ctl_info *);
};

#define MAX_CNIC_VEC	8

struct cnic_irq {
	unsigned int	vector;
	void		*status_blk;
	u32		status_blk_num;
	u32		status_blk_num2;
	u32		irq_flags;
#define CNIC_IRQ_FL_MSIX		0x00000001
};

struct cnic_eth_dev {
	u32		version;
	#define CNIC_ETH_DEV_VER 0x07800002 /* Change this when the structure changes */

	struct module	*drv_owner;
	u32		drv_state;
#define CNIC_DRV_STATE_REGD		0x00000001
#define CNIC_DRV_STATE_USING_MSIX	0x00000002
#define CNIC_DRV_STATE_NO_ISCSI_OOO	0x00000004
#define CNIC_DRV_STATE_NO_ISCSI		0x00000008
#define CNIC_DRV_STATE_NO_FCOE		0x00000010
#define CNIC_DRV_STATE_HANDLES_IRQ	0x00000020
	u32		chip_id;
	u32		max_kwqe_pending;
	struct pci_dev	*pdev;
	void __iomem	*io_base;
#if defined(RHEL_RELEASE_CODE)
#if RHEL_RELEASE_CODE >= RHEL_RELEASE_VERSION(5,5)
	void __iomem	*io_base2;
#endif
#endif
	u32		ctx_tbl_offset;
	u32		ctx_tbl_len;
	int		ctx_blk_size;
	u32		starting_cid;
	u32		max_iscsi_conn;
	u32		max_fcoe_conn;
	u32		max_fcoe_exchanges;
	u32		max_rdma_conn;

	u32		fcoe_init_cid;
	u32		fcoe_wwn_port_name_hi;
	u32		fcoe_wwn_port_name_lo;
	u32		fcoe_wwn_node_name_hi;
	u32		fcoe_wwn_node_name_lo;

	u16		iscsi_l2_client_id;
	u16		iscsi_l2_cid;
	u8		iscsi_mac[ETH_ALEN];

	int		num_irq;
	struct cnic_irq	irq_arr[MAX_CNIC_VEC];
	int		(*drv_register_cnic)(struct net_device *,
					     struct cnic_ops *, void *);
	int		(*drv_unregister_cnic)(struct net_device *);
	int		(*drv_submit_kwqes_32)(struct net_device *,
					       struct kwqe *[], u32);
	int		(*drv_submit_kwqes_16)(struct net_device *,
					       struct kwqe_16 *[], u32);
	int		(*drv_ctl)(struct net_device *, struct drv_ctl_info *);
	unsigned long	reserved1[2];

#if defined(__VMKLNX__)
	u32		mf_mode;
	u32		e1hov_tag;
#if (VMWARE_ESX_DDK_VERSION >= 50000)
	struct vlan_group	**cna_vlgrp;
#endif
#endif
	union drv_info_to_mcp	*addr_drv_info_to_mcp;
};

struct cnic_sockaddr {
	union {
		struct sockaddr_in	v4;
		struct sockaddr_in6	v6;
	} local;
	union {
		struct sockaddr_in	v4;
		struct sockaddr_in6	v6;
	} remote;
};

struct cnic_sock {
	struct cnic_dev *dev;
	void	*context;
	u32	src_ip[4];
	u32	dst_ip[4];
	u16	src_port;
	u16	dst_port;
	u16	vlan_id;
	unsigned char old_ha[6];
#if defined (__VMKLNX__)
	unsigned char ha[6];
#endif /* defined (__VMKLNX__) */
	u16	pmtu;
	struct dst_entry *dst;
	u32	cid;
	u32	l5_cid;
	u32	pg_cid;
	int	ulp_type;

	u32	ka_timeout;
	u32	ka_interval;
	u8	ka_max_probe_count;
	u8	tos;
	u8	ttl;
	u8	snd_seq_scale;
	u32	rcv_buf;
	u32	snd_buf;
	u32	seed;

	unsigned long	tcp_flags;
#define SK_TCP_NO_DELAY_ACK	0x1
#define SK_TCP_KEEP_ALIVE	0x2
#define SK_TCP_NAGLE		0x4
#define SK_TCP_TIMESTAMP	0x8
#define SK_TCP_SACK		0x10
#define SK_TCP_SEG_SCALING	0x20

	unsigned long	flags;
#define SK_F_INUSE		0
#define SK_F_OFFLD_COMPLETE	1
#define SK_F_OFFLD_SCHED	2
#define SK_F_PG_OFFLD_COMPLETE	3
#define SK_F_CONNECT_START	4
#define SK_F_IPV6		5
#define SK_F_NDISC_WAITING	6
#define SK_F_CLOSING		7
#define SK_F_HW_ERR		8

	atomic_t ref_count;
	u32 state;
	struct kwqe kwqe1;
	struct kwqe kwqe2;
	struct kwqe kwqe3;
};

struct cnic_dev {
	struct list_head	list;
	u32		version;
#define CNIC_DEV_VER 0x07800002 /* Change this when the structure changes */

	struct net_device	*netdev;
	struct pci_dev		*pcidev;
	void __iomem		*regview;

	int (*register_device)(struct cnic_dev *dev, int ulp_type,
			       void *ulp_ctx);
	int (*unregister_device)(struct cnic_dev *dev, int ulp_type);
	int (*submit_kwqes)(struct cnic_dev *dev, struct kwqe *wqes[],
				u32 num_wqes);
	int (*submit_kwqes_16)(struct cnic_dev *dev, struct kwqe_16 *wqes[],
				u32 num_wqes);

	int (*cm_create)(struct cnic_dev *, int, u32, u32, struct cnic_sock **,
			 void *);
	int (*cm_destroy)(struct cnic_sock *);
	int (*cm_connect)(struct cnic_sock *, struct cnic_sockaddr *);
	int (*cm_abort)(struct cnic_sock *);
	int (*cm_close)(struct cnic_sock *);
#if defined(VMWARE_ESX_DDK_VERSION) && (VMWARE_ESX_DDK_VERSION > 40000)
	struct cnic_dev *(*cm_select_dev)(vmk_IscsiNetHandle iscsiNetHandle, 
					  struct sockaddr_in *, int ulp_type);
#else /* defined(VMWARE_ESX_DDK_VERSION) && (VMWARE_ESX_DDK_VERSION > 40000) */
	struct cnic_dev *(*cm_select_dev)(struct sockaddr_in *, int ulp_type);
#endif /* defined(VMWARE_ESX_DDK_VERSION) && (VMWARE_ESX_DDK_VERSION > 40000) */
	unsigned long flags;
#define CNIC_F_IF_UP		0
#define CNIC_F_CNIC_UP		1
#define CNIC_F_IF_GOING_DOWN	2
#define CNIC_F_BNX2_CLASS	3
#define CNIC_F_BNX2X_CLASS	4
#define CNIC_F_ISCSI_OOO_ENABLE	8
	atomic_t	ref_count;
	int		use_count;
	u8		mac_addr[6];

	int		max_iscsi_conn;
	int		max_fcoe_conn;
	int		max_rdma_conn;

	union drv_info_to_mcp	*stats_addr;
	struct fcoe_capabilities	*fcoe_cap;

	void		*cnic_priv;
	unsigned int	ooo_tx_count;

#if defined(__VMKLNX__)
	u64		fcoe_wwnn;
	u64		fcoe_wwpn;

	u32		pmtu_fails;
	u32		mf_mode;
	u32		e1hov_tag;

#if (VMWARE_ESX_DDK_VERSION >= 50000)
	struct vlan_group	**cna_vlgrp;
#endif
#endif  /* defined (__VMKLNX__) */
};

#define CNIC_WR(dev, off, val)		writel(val, dev->regview + off)
#define CNIC_WR16(dev, off, val)	writew(val, dev->regview + off)
#define CNIC_WR8(dev, off, val)		writeb(val, dev->regview + off)
#define CNIC_RD(dev, off)		readl(dev->regview + off)
#define CNIC_RD16(dev, off)		readw(dev->regview + off)

struct cnic_ulp_ops {
	u32             version;
	#define CNIC_ULP_OPS_VER 0x07000002 /* Change this when the structure changes */

	/* Calls to these functions are protected by RCU.  When
	 * unregistering, we wait for any calls to complete before
	 * continuing.
	 */

	void (*cnic_init)(struct cnic_dev *dev);
	void (*cnic_exit)(struct cnic_dev *dev);
	void (*cnic_start)(void *ulp_ctx);
	void (*cnic_stop)(void *ulp_ctx);
	void (*indicate_kcqes)(void *ulp_ctx, struct kcqe *cqes[],
				u32 num_cqes);
	void (*indicate_netevent)(void *ulp_ctx, unsigned long event);
	void (*indicate_inetevent)(void *ulp_ctx, unsigned long event);
	void (*cm_connect_complete)(struct cnic_sock *);
	void (*cm_close_complete)(struct cnic_sock *);
	void (*cm_abort_complete)(struct cnic_sock *);
	void (*cm_remote_close)(struct cnic_sock *);
	void (*cm_remote_abort)(struct cnic_sock *);
	int (*cnic_get_stats)(void *ulp_ctx);
	struct module *owner;
	atomic_t ref_count;
};

extern int cnic_register_driver(int ulp_type, struct cnic_ulp_ops *ulp_ops);

extern int cnic_unregister_driver(int ulp_type);
#endif