1 /*
2  * Copyright (c) 2005-2008 Chelsio, Inc. All rights reserved.
3  *
4  * This software is available to you under a choice of one of two
5  * licenses.  You may choose to be licensed under the terms of the GNU
6  * General Public License (GPL) Version 2, available from the file
7  * COPYING in the main directory of this source tree, or the
8  * OpenIB.org BSD license below:
9  *
10  *     Redistribution and use in source and binary forms, with or
11  *     without modification, are permitted provided that the following
12  *     conditions are met:
13  *
14  *      - Redistributions of source code must retain the above
15  *        copyright notice, this list of conditions and the following
16  *        disclaimer.
17  *
18  *      - Redistributions in binary form must reproduce the above
19  *        copyright notice, this list of conditions and the following
20  *        disclaimer in the documentation and/or other materials
21  *        provided with the distribution.
22  *
23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30  * SOFTWARE.
31  */
32 #ifndef __CHELSIO_COMMON_H
33 #define __CHELSIO_COMMON_H
34 
35 #include <linux/kernel.h>
36 #include <linux/types.h>
37 #include <linux/ctype.h>
38 #include <linux/delay.h>
39 #include <linux/init.h>
40 #include <linux/netdevice.h>
41 #include <linux/ethtool.h>
42 #include <linux/mdio.h>
43 #include "version.h"
44 
45 #define CH_ERR(adap, fmt, ...)   dev_err(&adap->pdev->dev, fmt, ##__VA_ARGS__)
46 #define CH_WARN(adap, fmt, ...)  dev_warn(&adap->pdev->dev, fmt, ##__VA_ARGS__)
47 #define CH_ALERT(adap, fmt, ...) dev_alert(&adap->pdev->dev, fmt, ##__VA_ARGS__)
48 
49 /*
50  * More powerful macro that selectively prints messages based on msg_enable.
51  * For info and debugging messages.
52  */
53 #define CH_MSG(adapter, level, category, fmt, ...) do { \
54 	if ((adapter)->msg_enable & NETIF_MSG_##category) \
55 		dev_printk(KERN_##level, &adapter->pdev->dev, fmt, \
56 			   ## __VA_ARGS__); \
57 } while (0)
58 
59 #ifdef DEBUG
60 # define CH_DBG(adapter, category, fmt, ...) \
61 	CH_MSG(adapter, DEBUG, category, fmt, ## __VA_ARGS__)
62 #else
63 # define CH_DBG(adapter, category, fmt, ...)
64 #endif
65 
66 /* Additional NETIF_MSG_* categories */
67 #define NETIF_MSG_MMIO 0x8000000
68 
69 enum {
70 	MAX_NPORTS = 2,		/* max # of ports */
71 	MAX_FRAME_SIZE = 10240,	/* max MAC frame size, including header + FCS */
72 	EEPROMSIZE = 8192,	/* Serial EEPROM size */
73 	SERNUM_LEN     = 16,    /* Serial # length */
74 	RSS_TABLE_SIZE = 64,	/* size of RSS lookup and mapping tables */
75 	TCB_SIZE = 128,		/* TCB size */
76 	NMTUS = 16,		/* size of MTU table */
77 	NCCTRL_WIN = 32,	/* # of congestion control windows */
78 	PROTO_SRAM_LINES = 128, /* size of TP sram */
79 };
80 
81 #define MAX_RX_COALESCING_LEN 12288U
82 
83 enum {
84 	PAUSE_RX = 1 << 0,
85 	PAUSE_TX = 1 << 1,
86 	PAUSE_AUTONEG = 1 << 2
87 };
88 
89 enum {
90 	SUPPORTED_IRQ      = 1 << 24
91 };
92 
93 enum {				/* adapter interrupt-maintained statistics */
94 	STAT_ULP_CH0_PBL_OOB,
95 	STAT_ULP_CH1_PBL_OOB,
96 	STAT_PCI_CORR_ECC,
97 
98 	IRQ_NUM_STATS		/* keep last */
99 };
100 
101 #define TP_VERSION_MAJOR	1
102 #define TP_VERSION_MINOR	1
103 #define TP_VERSION_MICRO	0
104 
105 #define S_TP_VERSION_MAJOR		16
106 #define M_TP_VERSION_MAJOR		0xFF
107 #define V_TP_VERSION_MAJOR(x)		((x) << S_TP_VERSION_MAJOR)
108 #define G_TP_VERSION_MAJOR(x)		\
109 	    (((x) >> S_TP_VERSION_MAJOR) & M_TP_VERSION_MAJOR)
110 
111 #define S_TP_VERSION_MINOR		8
112 #define M_TP_VERSION_MINOR		0xFF
113 #define V_TP_VERSION_MINOR(x)		((x) << S_TP_VERSION_MINOR)
114 #define G_TP_VERSION_MINOR(x)		\
115 	    (((x) >> S_TP_VERSION_MINOR) & M_TP_VERSION_MINOR)
116 
117 #define S_TP_VERSION_MICRO		0
118 #define M_TP_VERSION_MICRO		0xFF
119 #define V_TP_VERSION_MICRO(x)		((x) << S_TP_VERSION_MICRO)
120 #define G_TP_VERSION_MICRO(x)		\
121 	    (((x) >> S_TP_VERSION_MICRO) & M_TP_VERSION_MICRO)
122 
123 enum {
124 	SGE_QSETS = 8,		/* # of SGE Tx/Rx/RspQ sets */
125 	SGE_RXQ_PER_SET = 2,	/* # of Rx queues per set */
126 	SGE_TXQ_PER_SET = 3	/* # of Tx queues per set */
127 };
128 
129 enum sge_context_type {		/* SGE egress context types */
130 	SGE_CNTXT_RDMA = 0,
131 	SGE_CNTXT_ETH = 2,
132 	SGE_CNTXT_OFLD = 4,
133 	SGE_CNTXT_CTRL = 5
134 };
135 
136 enum {
137 	AN_PKT_SIZE = 32,	/* async notification packet size */
138 	IMMED_PKT_SIZE = 48	/* packet size for immediate data */
139 };
140 
141 struct sg_ent {			/* SGE scatter/gather entry */
142 	__be32 len[2];
143 	__be64 addr[2];
144 };
145 
146 #ifndef SGE_NUM_GENBITS
147 /* Must be 1 or 2 */
148 # define SGE_NUM_GENBITS 2
149 #endif
150 
151 #define TX_DESC_FLITS 16U
152 #define WR_FLITS (TX_DESC_FLITS + 1 - SGE_NUM_GENBITS)
153 
154 struct cphy;
155 struct adapter;
156 
157 struct mdio_ops {
158 	int (*read)(struct net_device *dev, int phy_addr, int mmd_addr,
159 		    u16 reg_addr);
160 	int (*write)(struct net_device *dev, int phy_addr, int mmd_addr,
161 		     u16 reg_addr, u16 val);
162 	unsigned mode_support;
163 };
164 
165 struct adapter_info {
166 	unsigned char nports0;        /* # of ports on channel 0 */
167 	unsigned char nports1;        /* # of ports on channel 1 */
168 	unsigned char phy_base_addr;	/* MDIO PHY base address */
169 	unsigned int gpio_out;	/* GPIO output settings */
170 	unsigned char gpio_intr[MAX_NPORTS]; /* GPIO PHY IRQ pins */
171 	unsigned long caps;	/* adapter capabilities */
172 	const struct mdio_ops *mdio_ops;	/* MDIO operations */
173 	const char *desc;	/* product description */
174 };
175 
176 struct mc5_stats {
177 	unsigned long parity_err;
178 	unsigned long active_rgn_full;
179 	unsigned long nfa_srch_err;
180 	unsigned long unknown_cmd;
181 	unsigned long reqq_parity_err;
182 	unsigned long dispq_parity_err;
183 	unsigned long del_act_empty;
184 };
185 
186 struct mc7_stats {
187 	unsigned long corr_err;
188 	unsigned long uncorr_err;
189 	unsigned long parity_err;
190 	unsigned long addr_err;
191 };
192 
193 struct mac_stats {
194 	u64 tx_octets;		/* total # of octets in good frames */
195 	u64 tx_octets_bad;	/* total # of octets in error frames */
196 	u64 tx_frames;		/* all good frames */
197 	u64 tx_mcast_frames;	/* good multicast frames */
198 	u64 tx_bcast_frames;	/* good broadcast frames */
199 	u64 tx_pause;		/* # of transmitted pause frames */
200 	u64 tx_deferred;	/* frames with deferred transmissions */
201 	u64 tx_late_collisions;	/* # of late collisions */
202 	u64 tx_total_collisions;	/* # of total collisions */
203 	u64 tx_excess_collisions;	/* frame errors from excessive collissions */
204 	u64 tx_underrun;	/* # of Tx FIFO underruns */
205 	u64 tx_len_errs;	/* # of Tx length errors */
206 	u64 tx_mac_internal_errs;	/* # of internal MAC errors on Tx */
207 	u64 tx_excess_deferral;	/* # of frames with excessive deferral */
208 	u64 tx_fcs_errs;	/* # of frames with bad FCS */
209 
210 	u64 tx_frames_64;	/* # of Tx frames in a particular range */
211 	u64 tx_frames_65_127;
212 	u64 tx_frames_128_255;
213 	u64 tx_frames_256_511;
214 	u64 tx_frames_512_1023;
215 	u64 tx_frames_1024_1518;
216 	u64 tx_frames_1519_max;
217 
218 	u64 rx_octets;		/* total # of octets in good frames */
219 	u64 rx_octets_bad;	/* total # of octets in error frames */
220 	u64 rx_frames;		/* all good frames */
221 	u64 rx_mcast_frames;	/* good multicast frames */
222 	u64 rx_bcast_frames;	/* good broadcast frames */
223 	u64 rx_pause;		/* # of received pause frames */
224 	u64 rx_fcs_errs;	/* # of received frames with bad FCS */
225 	u64 rx_align_errs;	/* alignment errors */
226 	u64 rx_symbol_errs;	/* symbol errors */
227 	u64 rx_data_errs;	/* data errors */
228 	u64 rx_sequence_errs;	/* sequence errors */
229 	u64 rx_runt;		/* # of runt frames */
230 	u64 rx_jabber;		/* # of jabber frames */
231 	u64 rx_short;		/* # of short frames */
232 	u64 rx_too_long;	/* # of oversized frames */
233 	u64 rx_mac_internal_errs;	/* # of internal MAC errors on Rx */
234 
235 	u64 rx_frames_64;	/* # of Rx frames in a particular range */
236 	u64 rx_frames_65_127;
237 	u64 rx_frames_128_255;
238 	u64 rx_frames_256_511;
239 	u64 rx_frames_512_1023;
240 	u64 rx_frames_1024_1518;
241 	u64 rx_frames_1519_max;
242 
243 	u64 rx_cong_drops;	/* # of Rx drops due to SGE congestion */
244 
245 	unsigned long tx_fifo_parity_err;
246 	unsigned long rx_fifo_parity_err;
247 	unsigned long tx_fifo_urun;
248 	unsigned long rx_fifo_ovfl;
249 	unsigned long serdes_signal_loss;
250 	unsigned long xaui_pcs_ctc_err;
251 	unsigned long xaui_pcs_align_change;
252 
253 	unsigned long num_toggled; /* # times toggled TxEn due to stuck TX */
254 	unsigned long num_resets;  /* # times reset due to stuck TX */
255 
256 	unsigned long link_faults;  /* # detected link faults */
257 };
258 
259 struct tp_mib_stats {
260 	u32 ipInReceive_hi;
261 	u32 ipInReceive_lo;
262 	u32 ipInHdrErrors_hi;
263 	u32 ipInHdrErrors_lo;
264 	u32 ipInAddrErrors_hi;
265 	u32 ipInAddrErrors_lo;
266 	u32 ipInUnknownProtos_hi;
267 	u32 ipInUnknownProtos_lo;
268 	u32 ipInDiscards_hi;
269 	u32 ipInDiscards_lo;
270 	u32 ipInDelivers_hi;
271 	u32 ipInDelivers_lo;
272 	u32 ipOutRequests_hi;
273 	u32 ipOutRequests_lo;
274 	u32 ipOutDiscards_hi;
275 	u32 ipOutDiscards_lo;
276 	u32 ipOutNoRoutes_hi;
277 	u32 ipOutNoRoutes_lo;
278 	u32 ipReasmTimeout;
279 	u32 ipReasmReqds;
280 	u32 ipReasmOKs;
281 	u32 ipReasmFails;
282 
283 	u32 reserved[8];
284 
285 	u32 tcpActiveOpens;
286 	u32 tcpPassiveOpens;
287 	u32 tcpAttemptFails;
288 	u32 tcpEstabResets;
289 	u32 tcpOutRsts;
290 	u32 tcpCurrEstab;
291 	u32 tcpInSegs_hi;
292 	u32 tcpInSegs_lo;
293 	u32 tcpOutSegs_hi;
294 	u32 tcpOutSegs_lo;
295 	u32 tcpRetransSeg_hi;
296 	u32 tcpRetransSeg_lo;
297 	u32 tcpInErrs_hi;
298 	u32 tcpInErrs_lo;
299 	u32 tcpRtoMin;
300 	u32 tcpRtoMax;
301 };
302 
303 struct tp_params {
304 	unsigned int nchan;	/* # of channels */
305 	unsigned int pmrx_size;	/* total PMRX capacity */
306 	unsigned int pmtx_size;	/* total PMTX capacity */
307 	unsigned int cm_size;	/* total CM capacity */
308 	unsigned int chan_rx_size;	/* per channel Rx size */
309 	unsigned int chan_tx_size;	/* per channel Tx size */
310 	unsigned int rx_pg_size;	/* Rx page size */
311 	unsigned int tx_pg_size;	/* Tx page size */
312 	unsigned int rx_num_pgs;	/* # of Rx pages */
313 	unsigned int tx_num_pgs;	/* # of Tx pages */
314 	unsigned int ntimer_qs;	/* # of timer queues */
315 };
316 
317 struct qset_params {		/* SGE queue set parameters */
318 	unsigned int polling;	/* polling/interrupt service for rspq */
319 	unsigned int coalesce_usecs;	/* irq coalescing timer */
320 	unsigned int rspq_size;	/* # of entries in response queue */
321 	unsigned int fl_size;	/* # of entries in regular free list */
322 	unsigned int jumbo_size;	/* # of entries in jumbo free list */
323 	unsigned int txq_size[SGE_TXQ_PER_SET];	/* Tx queue sizes */
324 	unsigned int cong_thres;	/* FL congestion threshold */
325 	unsigned int vector;		/* Interrupt (line or vector) number */
326 };
327 
328 struct sge_params {
329 	unsigned int max_pkt_size;	/* max offload pkt size */
330 	struct qset_params qset[SGE_QSETS];
331 };
332 
333 struct mc5_params {
334 	unsigned int mode;	/* selects MC5 width */
335 	unsigned int nservers;	/* size of server region */
336 	unsigned int nfilters;	/* size of filter region */
337 	unsigned int nroutes;	/* size of routing region */
338 };
339 
340 /* Default MC5 region sizes */
341 enum {
342 	DEFAULT_NSERVERS = 512,
343 	DEFAULT_NFILTERS = 128
344 };
345 
346 /* MC5 modes, these must be non-0 */
347 enum {
348 	MC5_MODE_144_BIT = 1,
349 	MC5_MODE_72_BIT = 2
350 };
351 
352 /* MC5 min active region size */
353 enum { MC5_MIN_TIDS = 16 };
354 
355 struct vpd_params {
356 	unsigned int cclk;
357 	unsigned int mclk;
358 	unsigned int uclk;
359 	unsigned int mdc;
360 	unsigned int mem_timing;
361 	u8 sn[SERNUM_LEN + 1];
362 	u8 eth_base[6];
363 	u8 port_type[MAX_NPORTS];
364 	unsigned short xauicfg[2];
365 };
366 
367 struct pci_params {
368 	unsigned int vpd_cap_addr;
369 	unsigned short speed;
370 	unsigned char width;
371 	unsigned char variant;
372 };
373 
374 enum {
375 	PCI_VARIANT_PCI,
376 	PCI_VARIANT_PCIX_MODE1_PARITY,
377 	PCI_VARIANT_PCIX_MODE1_ECC,
378 	PCI_VARIANT_PCIX_266_MODE2,
379 	PCI_VARIANT_PCIE
380 };
381 
382 struct adapter_params {
383 	struct sge_params sge;
384 	struct mc5_params mc5;
385 	struct tp_params tp;
386 	struct vpd_params vpd;
387 	struct pci_params pci;
388 
389 	const struct adapter_info *info;
390 
391 	unsigned short mtus[NMTUS];
392 	unsigned short a_wnd[NCCTRL_WIN];
393 	unsigned short b_wnd[NCCTRL_WIN];
394 
395 	unsigned int nports;	/* # of ethernet ports */
396 	unsigned int chan_map;  /* bitmap of in-use Tx channels */
397 	unsigned int stats_update_period;	/* MAC stats accumulation period */
398 	unsigned int linkpoll_period;	/* link poll period in 0.1s */
399 	unsigned int rev;	/* chip revision */
400 	unsigned int offload;
401 };
402 
403 enum {					    /* chip revisions */
404 	T3_REV_A  = 0,
405 	T3_REV_B  = 2,
406 	T3_REV_B2 = 3,
407 	T3_REV_C  = 4,
408 };
409 
410 struct trace_params {
411 	u32 sip;
412 	u32 sip_mask;
413 	u32 dip;
414 	u32 dip_mask;
415 	u16 sport;
416 	u16 sport_mask;
417 	u16 dport;
418 	u16 dport_mask;
419 	u32 vlan:12;
420 	u32 vlan_mask:12;
421 	u32 intf:4;
422 	u32 intf_mask:4;
423 	u8 proto;
424 	u8 proto_mask;
425 };
426 
427 struct link_config {
428 	unsigned int supported;	/* link capabilities */
429 	unsigned int advertising;	/* advertised capabilities */
430 	unsigned short requested_speed;	/* speed user has requested */
431 	unsigned short speed;	/* actual link speed */
432 	unsigned char requested_duplex;	/* duplex user has requested */
433 	unsigned char duplex;	/* actual link duplex */
434 	unsigned char requested_fc;	/* flow control user has requested */
435 	unsigned char fc;	/* actual link flow control */
436 	unsigned char autoneg;	/* autonegotiating? */
437 	unsigned int link_ok;	/* link up? */
438 };
439 
440 #define SPEED_INVALID   0xffff
441 #define DUPLEX_INVALID  0xff
442 
443 struct mc5 {
444 	struct adapter *adapter;
445 	unsigned int tcam_size;
446 	unsigned char part_type;
447 	unsigned char parity_enabled;
448 	unsigned char mode;
449 	struct mc5_stats stats;
450 };
451 
452 static inline unsigned int t3_mc5_size(const struct mc5 *p)
453 {
454 	return p->tcam_size;
455 }
456 
457 struct mc7 {
458 	struct adapter *adapter;	/* backpointer to adapter */
459 	unsigned int size;	/* memory size in bytes */
460 	unsigned int width;	/* MC7 interface width */
461 	unsigned int offset;	/* register address offset for MC7 instance */
462 	const char *name;	/* name of MC7 instance */
463 	struct mc7_stats stats;	/* MC7 statistics */
464 };
465 
466 static inline unsigned int t3_mc7_size(const struct mc7 *p)
467 {
468 	return p->size;
469 }
470 
471 struct cmac {
472 	struct adapter *adapter;
473 	unsigned int offset;
474 	unsigned int nucast;	/* # of address filters for unicast MACs */
475 	unsigned int tx_tcnt;
476 	unsigned int tx_xcnt;
477 	u64 tx_mcnt;
478 	unsigned int rx_xcnt;
479 	unsigned int rx_ocnt;
480 	u64 rx_mcnt;
481 	unsigned int toggle_cnt;
482 	unsigned int txen;
483 	u64 rx_pause;
484 	struct mac_stats stats;
485 };
486 
487 enum {
488 	MAC_DIRECTION_RX = 1,
489 	MAC_DIRECTION_TX = 2,
490 	MAC_RXFIFO_SIZE = 32768
491 };
492 
493 /* PHY loopback direction */
494 enum {
495 	PHY_LOOPBACK_TX = 1,
496 	PHY_LOOPBACK_RX = 2
497 };
498 
499 /* PHY interrupt types */
500 enum {
501 	cphy_cause_link_change = 1,
502 	cphy_cause_fifo_error = 2,
503 	cphy_cause_module_change = 4,
504 };
505 
506 /* PHY module types */
507 enum {
508 	phy_modtype_none,
509 	phy_modtype_sr,
510 	phy_modtype_lr,
511 	phy_modtype_lrm,
512 	phy_modtype_twinax,
513 	phy_modtype_twinax_long,
514 	phy_modtype_unknown
515 };
516 
517 /* PHY operations */
518 struct cphy_ops {
519 	int (*reset)(struct cphy *phy, int wait);
520 
521 	int (*intr_enable)(struct cphy *phy);
522 	int (*intr_disable)(struct cphy *phy);
523 	int (*intr_clear)(struct cphy *phy);
524 	int (*intr_handler)(struct cphy *phy);
525 
526 	int (*autoneg_enable)(struct cphy *phy);
527 	int (*autoneg_restart)(struct cphy *phy);
528 
529 	int (*advertise)(struct cphy *phy, unsigned int advertise_map);
530 	int (*set_loopback)(struct cphy *phy, int mmd, int dir, int enable);
531 	int (*set_speed_duplex)(struct cphy *phy, int speed, int duplex);
532 	int (*get_link_status)(struct cphy *phy, int *link_ok, int *speed,
533 			       int *duplex, int *fc);
534 	int (*power_down)(struct cphy *phy, int enable);
535 
536 	u32 mmds;
537 };
538 enum {
539 	EDC_OPT_AEL2005 = 0,
540 	EDC_OPT_AEL2005_SIZE = 1084,
541 	EDC_TWX_AEL2005 = 1,
542 	EDC_TWX_AEL2005_SIZE = 1464,
543 	EDC_TWX_AEL2020 = 2,
544 	EDC_TWX_AEL2020_SIZE = 1628,
545 	EDC_MAX_SIZE = EDC_TWX_AEL2020_SIZE, /* Max cache size */
546 };
547 
548 /* A PHY instance */
549 struct cphy {
550 	u8 modtype;			/* PHY module type */
551 	short priv;			/* scratch pad */
552 	unsigned int caps;		/* PHY capabilities */
553 	struct adapter *adapter;	/* associated adapter */
554 	const char *desc;		/* PHY description */
555 	unsigned long fifo_errors;	/* FIFO over/under-flows */
556 	const struct cphy_ops *ops;	/* PHY operations */
557 	struct mdio_if_info mdio;
558 	u16 phy_cache[EDC_MAX_SIZE];	/* EDC cache */
559 };
560 
561 /* Convenience MDIO read/write wrappers */
562 static inline int t3_mdio_read(struct cphy *phy, int mmd, int reg,
563 			       unsigned int *valp)
564 {
565 	int rc = phy->mdio.mdio_read(phy->mdio.dev, phy->mdio.prtad, mmd, reg);
566 	*valp = (rc >= 0) ? rc : -1;
567 	return (rc >= 0) ? 0 : rc;
568 }
569 
570 static inline int t3_mdio_write(struct cphy *phy, int mmd, int reg,
571 				unsigned int val)
572 {
573 	return phy->mdio.mdio_write(phy->mdio.dev, phy->mdio.prtad, mmd,
574 				    reg, val);
575 }
576 
577 /* Convenience initializer */
578 static inline void cphy_init(struct cphy *phy, struct adapter *adapter,
579 			     int phy_addr, struct cphy_ops *phy_ops,
580 			     const struct mdio_ops *mdio_ops,
581 			      unsigned int caps, const char *desc)
582 {
583 	phy->caps = caps;
584 	phy->adapter = adapter;
585 	phy->desc = desc;
586 	phy->ops = phy_ops;
587 	if (mdio_ops) {
588 		phy->mdio.prtad = phy_addr;
589 		phy->mdio.mmds = phy_ops->mmds;
590 		phy->mdio.mode_support = mdio_ops->mode_support;
591 		phy->mdio.mdio_read = mdio_ops->read;
592 		phy->mdio.mdio_write = mdio_ops->write;
593 	}
594 }
595 
596 /* Accumulate MAC statistics every 180 seconds.  For 1G we multiply by 10. */
597 #define MAC_STATS_ACCUM_SECS 180
598 
599 #define XGM_REG(reg_addr, idx) \
600 	((reg_addr) + (idx) * (XGMAC0_1_BASE_ADDR - XGMAC0_0_BASE_ADDR))
601 
602 struct addr_val_pair {
603 	unsigned int reg_addr;
604 	unsigned int val;
605 };
606 
607 #include "adapter.h"
608 
609 #ifndef PCI_VENDOR_ID_CHELSIO
610 # define PCI_VENDOR_ID_CHELSIO 0x1425
611 #endif
612 
613 #define for_each_port(adapter, iter) \
614 	for (iter = 0; iter < (adapter)->params.nports; ++iter)
615 
616 #define adapter_info(adap) ((adap)->params.info)
617 
618 static inline int uses_xaui(const struct adapter *adap)
619 {
620 	return adapter_info(adap)->caps & SUPPORTED_AUI;
621 }
622 
623 static inline int is_10G(const struct adapter *adap)
624 {
625 	return adapter_info(adap)->caps & SUPPORTED_10000baseT_Full;
626 }
627 
628 static inline int is_offload(const struct adapter *adap)
629 {
630 	return adap->params.offload;
631 }
632 
633 static inline unsigned int core_ticks_per_usec(const struct adapter *adap)
634 {
635 	return adap->params.vpd.cclk / 1000;
636 }
637 
638 static inline unsigned int is_pcie(const struct adapter *adap)
639 {
640 	return adap->params.pci.variant == PCI_VARIANT_PCIE;
641 }
642 
643 void t3_set_reg_field(struct adapter *adap, unsigned int addr, u32 mask,
644 		      u32 val);
645 void t3_write_regs(struct adapter *adapter, const struct addr_val_pair *p,
646 		   int n, unsigned int offset);
647 int t3_wait_op_done_val(struct adapter *adapter, int reg, u32 mask,
648 			int polarity, int attempts, int delay, u32 *valp);
649 static inline int t3_wait_op_done(struct adapter *adapter, int reg, u32 mask,
650 				  int polarity, int attempts, int delay)
651 {
652 	return t3_wait_op_done_val(adapter, reg, mask, polarity, attempts,
653 				   delay, NULL);
654 }
655 int t3_mdio_change_bits(struct cphy *phy, int mmd, int reg, unsigned int clear,
656 			unsigned int set);
657 int t3_phy_reset(struct cphy *phy, int mmd, int wait);
658 int t3_phy_advertise(struct cphy *phy, unsigned int advert);
659 int t3_phy_advertise_fiber(struct cphy *phy, unsigned int advert);
660 int t3_set_phy_speed_duplex(struct cphy *phy, int speed, int duplex);
661 int t3_phy_lasi_intr_enable(struct cphy *phy);
662 int t3_phy_lasi_intr_disable(struct cphy *phy);
663 int t3_phy_lasi_intr_clear(struct cphy *phy);
664 int t3_phy_lasi_intr_handler(struct cphy *phy);
665 
666 void t3_intr_enable(struct adapter *adapter);
667 void t3_intr_disable(struct adapter *adapter);
668 void t3_intr_clear(struct adapter *adapter);
669 void t3_xgm_intr_enable(struct adapter *adapter, int idx);
670 void t3_xgm_intr_disable(struct adapter *adapter, int idx);
671 void t3_port_intr_enable(struct adapter *adapter, int idx);
672 void t3_port_intr_disable(struct adapter *adapter, int idx);
673 int t3_slow_intr_handler(struct adapter *adapter);
674 int t3_phy_intr_handler(struct adapter *adapter);
675 
676 void t3_link_changed(struct adapter *adapter, int port_id);
677 void t3_link_fault(struct adapter *adapter, int port_id);
678 int t3_link_start(struct cphy *phy, struct cmac *mac, struct link_config *lc);
679 const struct adapter_info *t3_get_adapter_info(unsigned int board_id);
680 int t3_seeprom_read(struct adapter *adapter, u32 addr, __le32 *data);
681 int t3_seeprom_write(struct adapter *adapter, u32 addr, __le32 data);
682 int t3_seeprom_wp(struct adapter *adapter, int enable);
683 int t3_get_tp_version(struct adapter *adapter, u32 *vers);
684 int t3_check_tpsram_version(struct adapter *adapter);
685 int t3_check_tpsram(struct adapter *adapter, const u8 *tp_ram,
686 		    unsigned int size);
687 int t3_set_proto_sram(struct adapter *adap, const u8 *data);
688 int t3_load_fw(struct adapter *adapter, const u8 * fw_data, unsigned int size);
689 int t3_get_fw_version(struct adapter *adapter, u32 *vers);
690 int t3_check_fw_version(struct adapter *adapter);
691 int t3_init_hw(struct adapter *adapter, u32 fw_params);
692 int t3_reset_adapter(struct adapter *adapter);
693 int t3_prep_adapter(struct adapter *adapter, const struct adapter_info *ai,
694 		    int reset);
695 int t3_replay_prep_adapter(struct adapter *adapter);
696 void t3_led_ready(struct adapter *adapter);
697 void t3_fatal_err(struct adapter *adapter);
698 void t3_set_vlan_accel(struct adapter *adapter, unsigned int ports, int on);
699 void t3_config_rss(struct adapter *adapter, unsigned int rss_config,
700 		   const u8 * cpus, const u16 *rspq);
701 int t3_cim_ctl_blk_read(struct adapter *adap, unsigned int addr,
702 			unsigned int n, unsigned int *valp);
703 int t3_mc7_bd_read(struct mc7 *mc7, unsigned int start, unsigned int n,
704 		   u64 *buf);
705 
706 int t3_mac_reset(struct cmac *mac);
707 void t3b_pcs_reset(struct cmac *mac);
708 void t3_mac_disable_exact_filters(struct cmac *mac);
709 void t3_mac_enable_exact_filters(struct cmac *mac);
710 int t3_mac_enable(struct cmac *mac, int which);
711 int t3_mac_disable(struct cmac *mac, int which);
712 int t3_mac_set_mtu(struct cmac *mac, unsigned int mtu);
713 int t3_mac_set_rx_mode(struct cmac *mac, struct net_device *dev);
714 int t3_mac_set_address(struct cmac *mac, unsigned int idx, u8 addr[6]);
715 int t3_mac_set_num_ucast(struct cmac *mac, int n);
716 const struct mac_stats *t3_mac_update_stats(struct cmac *mac);
717 int t3_mac_set_speed_duplex_fc(struct cmac *mac, int speed, int duplex, int fc);
718 int t3b2_mac_watchdog_task(struct cmac *mac);
719 
720 void t3_mc5_prep(struct adapter *adapter, struct mc5 *mc5, int mode);
721 int t3_mc5_init(struct mc5 *mc5, unsigned int nservers, unsigned int nfilters,
722 		unsigned int nroutes);
723 void t3_mc5_intr_handler(struct mc5 *mc5);
724 
725 void t3_tp_set_offload_mode(struct adapter *adap, int enable);
726 void t3_tp_get_mib_stats(struct adapter *adap, struct tp_mib_stats *tps);
727 void t3_load_mtus(struct adapter *adap, unsigned short mtus[NMTUS],
728 		  unsigned short alpha[NCCTRL_WIN],
729 		  unsigned short beta[NCCTRL_WIN], unsigned short mtu_cap);
730 void t3_config_trace_filter(struct adapter *adapter,
731 			    const struct trace_params *tp, int filter_index,
732 			    int invert, int enable);
733 int t3_config_sched(struct adapter *adap, unsigned int kbps, int sched);
734 
735 void t3_sge_prep(struct adapter *adap, struct sge_params *p);
736 void t3_sge_init(struct adapter *adap, struct sge_params *p);
737 int t3_sge_init_ecntxt(struct adapter *adapter, unsigned int id, int gts_enable,
738 		       enum sge_context_type type, int respq, u64 base_addr,
739 		       unsigned int size, unsigned int token, int gen,
740 		       unsigned int cidx);
741 int t3_sge_init_flcntxt(struct adapter *adapter, unsigned int id,
742 			int gts_enable, u64 base_addr, unsigned int size,
743 			unsigned int esize, unsigned int cong_thres, int gen,
744 			unsigned int cidx);
745 int t3_sge_init_rspcntxt(struct adapter *adapter, unsigned int id,
746 			 int irq_vec_idx, u64 base_addr, unsigned int size,
747 			 unsigned int fl_thres, int gen, unsigned int cidx);
748 int t3_sge_init_cqcntxt(struct adapter *adapter, unsigned int id, u64 base_addr,
749 			unsigned int size, int rspq, int ovfl_mode,
750 			unsigned int credits, unsigned int credit_thres);
751 int t3_sge_enable_ecntxt(struct adapter *adapter, unsigned int id, int enable);
752 int t3_sge_disable_fl(struct adapter *adapter, unsigned int id);
753 int t3_sge_disable_rspcntxt(struct adapter *adapter, unsigned int id);
754 int t3_sge_disable_cqcntxt(struct adapter *adapter, unsigned int id);
755 int t3_sge_cqcntxt_op(struct adapter *adapter, unsigned int id, unsigned int op,
756 		      unsigned int credits);
757 
758 int t3_vsc8211_phy_prep(struct cphy *phy, struct adapter *adapter,
759 			int phy_addr, const struct mdio_ops *mdio_ops);
760 int t3_ael1002_phy_prep(struct cphy *phy, struct adapter *adapter,
761 			int phy_addr, const struct mdio_ops *mdio_ops);
762 int t3_ael1006_phy_prep(struct cphy *phy, struct adapter *adapter,
763 			int phy_addr, const struct mdio_ops *mdio_ops);
764 int t3_ael2005_phy_prep(struct cphy *phy, struct adapter *adapter,
765 			int phy_addr, const struct mdio_ops *mdio_ops);
766 int t3_ael2020_phy_prep(struct cphy *phy, struct adapter *adapter,
767 			int phy_addr, const struct mdio_ops *mdio_ops);
768 int t3_qt2045_phy_prep(struct cphy *phy, struct adapter *adapter, int phy_addr,
769 		       const struct mdio_ops *mdio_ops);
770 int t3_xaui_direct_phy_prep(struct cphy *phy, struct adapter *adapter,
771 			    int phy_addr, const struct mdio_ops *mdio_ops);
772 int t3_aq100x_phy_prep(struct cphy *phy, struct adapter *adapter,
773 			    int phy_addr, const struct mdio_ops *mdio_ops);
774 #endif				/* __CHELSIO_COMMON_H */
775