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, ...) \
48 	dev_printk(KERN_ALERT, &adap->pdev->dev, fmt, ## __VA_ARGS__)
49 
50 /*
51  * More powerful macro that selectively prints messages based on msg_enable.
52  * For info and debugging messages.
53  */
54 #define CH_MSG(adapter, level, category, fmt, ...) do { \
55 	if ((adapter)->msg_enable & NETIF_MSG_##category) \
56 		dev_printk(KERN_##level, &adapter->pdev->dev, fmt, \
57 			   ## __VA_ARGS__); \
58 } while (0)
59 
60 #ifdef DEBUG
61 # define CH_DBG(adapter, category, fmt, ...) \
62 	CH_MSG(adapter, DEBUG, category, fmt, ## __VA_ARGS__)
63 #else
64 # define CH_DBG(adapter, category, fmt, ...)
65 #endif
66 
67 /* Additional NETIF_MSG_* categories */
68 #define NETIF_MSG_MMIO 0x8000000
69 
70 enum {
71 	MAX_NPORTS = 2,		/* max # of ports */
72 	MAX_FRAME_SIZE = 10240,	/* max MAC frame size, including header + FCS */
73 	EEPROMSIZE = 8192,	/* Serial EEPROM size */
74 	SERNUM_LEN     = 16,    /* Serial # length */
75 	RSS_TABLE_SIZE = 64,	/* size of RSS lookup and mapping tables */
76 	TCB_SIZE = 128,		/* TCB size */
77 	NMTUS = 16,		/* size of MTU table */
78 	NCCTRL_WIN = 32,	/* # of congestion control windows */
79 	PROTO_SRAM_LINES = 128, /* size of TP sram */
80 };
81 
82 #define MAX_RX_COALESCING_LEN 12288U
83 
84 enum {
85 	PAUSE_RX = 1 << 0,
86 	PAUSE_TX = 1 << 1,
87 	PAUSE_AUTONEG = 1 << 2
88 };
89 
90 enum {
91 	SUPPORTED_IRQ      = 1 << 24
92 };
93 
94 enum {				/* adapter interrupt-maintained statistics */
95 	STAT_ULP_CH0_PBL_OOB,
96 	STAT_ULP_CH1_PBL_OOB,
97 	STAT_PCI_CORR_ECC,
98 
99 	IRQ_NUM_STATS		/* keep last */
100 };
101 
102 #define TP_VERSION_MAJOR	1
103 #define TP_VERSION_MINOR	1
104 #define TP_VERSION_MICRO	0
105 
106 #define S_TP_VERSION_MAJOR		16
107 #define M_TP_VERSION_MAJOR		0xFF
108 #define V_TP_VERSION_MAJOR(x)		((x) << S_TP_VERSION_MAJOR)
109 #define G_TP_VERSION_MAJOR(x)		\
110 	    (((x) >> S_TP_VERSION_MAJOR) & M_TP_VERSION_MAJOR)
111 
112 #define S_TP_VERSION_MINOR		8
113 #define M_TP_VERSION_MINOR		0xFF
114 #define V_TP_VERSION_MINOR(x)		((x) << S_TP_VERSION_MINOR)
115 #define G_TP_VERSION_MINOR(x)		\
116 	    (((x) >> S_TP_VERSION_MINOR) & M_TP_VERSION_MINOR)
117 
118 #define S_TP_VERSION_MICRO		0
119 #define M_TP_VERSION_MICRO		0xFF
120 #define V_TP_VERSION_MICRO(x)		((x) << S_TP_VERSION_MICRO)
121 #define G_TP_VERSION_MICRO(x)		\
122 	    (((x) >> S_TP_VERSION_MICRO) & M_TP_VERSION_MICRO)
123 
124 enum {
125 	SGE_QSETS = 8,		/* # of SGE Tx/Rx/RspQ sets */
126 	SGE_RXQ_PER_SET = 2,	/* # of Rx queues per set */
127 	SGE_TXQ_PER_SET = 3	/* # of Tx queues per set */
128 };
129 
130 enum sge_context_type {		/* SGE egress context types */
131 	SGE_CNTXT_RDMA = 0,
132 	SGE_CNTXT_ETH = 2,
133 	SGE_CNTXT_OFLD = 4,
134 	SGE_CNTXT_CTRL = 5
135 };
136 
137 enum {
138 	AN_PKT_SIZE = 32,	/* async notification packet size */
139 	IMMED_PKT_SIZE = 48	/* packet size for immediate data */
140 };
141 
142 struct sg_ent {			/* SGE scatter/gather entry */
143 	__be32 len[2];
144 	__be64 addr[2];
145 };
146 
147 #ifndef SGE_NUM_GENBITS
148 /* Must be 1 or 2 */
149 # define SGE_NUM_GENBITS 2
150 #endif
151 
152 #define TX_DESC_FLITS 16U
153 #define WR_FLITS (TX_DESC_FLITS + 1 - SGE_NUM_GENBITS)
154 
155 struct cphy;
156 struct adapter;
157 
158 struct mdio_ops {
159 	int (*read)(struct net_device *dev, int phy_addr, int mmd_addr,
160 		    u16 reg_addr);
161 	int (*write)(struct net_device *dev, int phy_addr, int mmd_addr,
162 		     u16 reg_addr, u16 val);
163 	unsigned mode_support;
164 };
165 
166 struct adapter_info {
167 	unsigned char nports0;        /* # of ports on channel 0 */
168 	unsigned char nports1;        /* # of ports on channel 1 */
169 	unsigned char phy_base_addr;	/* MDIO PHY base address */
170 	unsigned int gpio_out;	/* GPIO output settings */
171 	unsigned char gpio_intr[MAX_NPORTS]; /* GPIO PHY IRQ pins */
172 	unsigned long caps;	/* adapter capabilities */
173 	const struct mdio_ops *mdio_ops;	/* MDIO operations */
174 	const char *desc;	/* product description */
175 };
176 
177 struct mc5_stats {
178 	unsigned long parity_err;
179 	unsigned long active_rgn_full;
180 	unsigned long nfa_srch_err;
181 	unsigned long unknown_cmd;
182 	unsigned long reqq_parity_err;
183 	unsigned long dispq_parity_err;
184 	unsigned long del_act_empty;
185 };
186 
187 struct mc7_stats {
188 	unsigned long corr_err;
189 	unsigned long uncorr_err;
190 	unsigned long parity_err;
191 	unsigned long addr_err;
192 };
193 
194 struct mac_stats {
195 	u64 tx_octets;		/* total # of octets in good frames */
196 	u64 tx_octets_bad;	/* total # of octets in error frames */
197 	u64 tx_frames;		/* all good frames */
198 	u64 tx_mcast_frames;	/* good multicast frames */
199 	u64 tx_bcast_frames;	/* good broadcast frames */
200 	u64 tx_pause;		/* # of transmitted pause frames */
201 	u64 tx_deferred;	/* frames with deferred transmissions */
202 	u64 tx_late_collisions;	/* # of late collisions */
203 	u64 tx_total_collisions;	/* # of total collisions */
204 	u64 tx_excess_collisions;	/* frame errors from excessive collissions */
205 	u64 tx_underrun;	/* # of Tx FIFO underruns */
206 	u64 tx_len_errs;	/* # of Tx length errors */
207 	u64 tx_mac_internal_errs;	/* # of internal MAC errors on Tx */
208 	u64 tx_excess_deferral;	/* # of frames with excessive deferral */
209 	u64 tx_fcs_errs;	/* # of frames with bad FCS */
210 
211 	u64 tx_frames_64;	/* # of Tx frames in a particular range */
212 	u64 tx_frames_65_127;
213 	u64 tx_frames_128_255;
214 	u64 tx_frames_256_511;
215 	u64 tx_frames_512_1023;
216 	u64 tx_frames_1024_1518;
217 	u64 tx_frames_1519_max;
218 
219 	u64 rx_octets;		/* total # of octets in good frames */
220 	u64 rx_octets_bad;	/* total # of octets in error frames */
221 	u64 rx_frames;		/* all good frames */
222 	u64 rx_mcast_frames;	/* good multicast frames */
223 	u64 rx_bcast_frames;	/* good broadcast frames */
224 	u64 rx_pause;		/* # of received pause frames */
225 	u64 rx_fcs_errs;	/* # of received frames with bad FCS */
226 	u64 rx_align_errs;	/* alignment errors */
227 	u64 rx_symbol_errs;	/* symbol errors */
228 	u64 rx_data_errs;	/* data errors */
229 	u64 rx_sequence_errs;	/* sequence errors */
230 	u64 rx_runt;		/* # of runt frames */
231 	u64 rx_jabber;		/* # of jabber frames */
232 	u64 rx_short;		/* # of short frames */
233 	u64 rx_too_long;	/* # of oversized frames */
234 	u64 rx_mac_internal_errs;	/* # of internal MAC errors on Rx */
235 
236 	u64 rx_frames_64;	/* # of Rx frames in a particular range */
237 	u64 rx_frames_65_127;
238 	u64 rx_frames_128_255;
239 	u64 rx_frames_256_511;
240 	u64 rx_frames_512_1023;
241 	u64 rx_frames_1024_1518;
242 	u64 rx_frames_1519_max;
243 
244 	u64 rx_cong_drops;	/* # of Rx drops due to SGE congestion */
245 
246 	unsigned long tx_fifo_parity_err;
247 	unsigned long rx_fifo_parity_err;
248 	unsigned long tx_fifo_urun;
249 	unsigned long rx_fifo_ovfl;
250 	unsigned long serdes_signal_loss;
251 	unsigned long xaui_pcs_ctc_err;
252 	unsigned long xaui_pcs_align_change;
253 
254 	unsigned long num_toggled; /* # times toggled TxEn due to stuck TX */
255 	unsigned long num_resets;  /* # times reset due to stuck TX */
256 
257 	unsigned long link_faults;  /* # detected link faults */
258 };
259 
260 struct tp_mib_stats {
261 	u32 ipInReceive_hi;
262 	u32 ipInReceive_lo;
263 	u32 ipInHdrErrors_hi;
264 	u32 ipInHdrErrors_lo;
265 	u32 ipInAddrErrors_hi;
266 	u32 ipInAddrErrors_lo;
267 	u32 ipInUnknownProtos_hi;
268 	u32 ipInUnknownProtos_lo;
269 	u32 ipInDiscards_hi;
270 	u32 ipInDiscards_lo;
271 	u32 ipInDelivers_hi;
272 	u32 ipInDelivers_lo;
273 	u32 ipOutRequests_hi;
274 	u32 ipOutRequests_lo;
275 	u32 ipOutDiscards_hi;
276 	u32 ipOutDiscards_lo;
277 	u32 ipOutNoRoutes_hi;
278 	u32 ipOutNoRoutes_lo;
279 	u32 ipReasmTimeout;
280 	u32 ipReasmReqds;
281 	u32 ipReasmOKs;
282 	u32 ipReasmFails;
283 
284 	u32 reserved[8];
285 
286 	u32 tcpActiveOpens;
287 	u32 tcpPassiveOpens;
288 	u32 tcpAttemptFails;
289 	u32 tcpEstabResets;
290 	u32 tcpOutRsts;
291 	u32 tcpCurrEstab;
292 	u32 tcpInSegs_hi;
293 	u32 tcpInSegs_lo;
294 	u32 tcpOutSegs_hi;
295 	u32 tcpOutSegs_lo;
296 	u32 tcpRetransSeg_hi;
297 	u32 tcpRetransSeg_lo;
298 	u32 tcpInErrs_hi;
299 	u32 tcpInErrs_lo;
300 	u32 tcpRtoMin;
301 	u32 tcpRtoMax;
302 };
303 
304 struct tp_params {
305 	unsigned int nchan;	/* # of channels */
306 	unsigned int pmrx_size;	/* total PMRX capacity */
307 	unsigned int pmtx_size;	/* total PMTX capacity */
308 	unsigned int cm_size;	/* total CM capacity */
309 	unsigned int chan_rx_size;	/* per channel Rx size */
310 	unsigned int chan_tx_size;	/* per channel Tx size */
311 	unsigned int rx_pg_size;	/* Rx page size */
312 	unsigned int tx_pg_size;	/* Tx page size */
313 	unsigned int rx_num_pgs;	/* # of Rx pages */
314 	unsigned int tx_num_pgs;	/* # of Tx pages */
315 	unsigned int ntimer_qs;	/* # of timer queues */
316 };
317 
318 struct qset_params {		/* SGE queue set parameters */
319 	unsigned int polling;	/* polling/interrupt service for rspq */
320 	unsigned int lro;	/* large receive offload */
321 	unsigned int coalesce_usecs;	/* irq coalescing timer */
322 	unsigned int rspq_size;	/* # of entries in response queue */
323 	unsigned int fl_size;	/* # of entries in regular free list */
324 	unsigned int jumbo_size;	/* # of entries in jumbo free list */
325 	unsigned int txq_size[SGE_TXQ_PER_SET];	/* Tx queue sizes */
326 	unsigned int cong_thres;	/* FL congestion threshold */
327 	unsigned int vector;		/* Interrupt (line or vector) number */
328 };
329 
330 struct sge_params {
331 	unsigned int max_pkt_size;	/* max offload pkt size */
332 	struct qset_params qset[SGE_QSETS];
333 };
334 
335 struct mc5_params {
336 	unsigned int mode;	/* selects MC5 width */
337 	unsigned int nservers;	/* size of server region */
338 	unsigned int nfilters;	/* size of filter region */
339 	unsigned int nroutes;	/* size of routing region */
340 };
341 
342 /* Default MC5 region sizes */
343 enum {
344 	DEFAULT_NSERVERS = 512,
345 	DEFAULT_NFILTERS = 128
346 };
347 
348 /* MC5 modes, these must be non-0 */
349 enum {
350 	MC5_MODE_144_BIT = 1,
351 	MC5_MODE_72_BIT = 2
352 };
353 
354 /* MC5 min active region size */
355 enum { MC5_MIN_TIDS = 16 };
356 
357 struct vpd_params {
358 	unsigned int cclk;
359 	unsigned int mclk;
360 	unsigned int uclk;
361 	unsigned int mdc;
362 	unsigned int mem_timing;
363 	u8 sn[SERNUM_LEN + 1];
364 	u8 eth_base[6];
365 	u8 port_type[MAX_NPORTS];
366 	unsigned short xauicfg[2];
367 };
368 
369 struct pci_params {
370 	unsigned int vpd_cap_addr;
371 	unsigned int pcie_cap_addr;
372 	unsigned short speed;
373 	unsigned char width;
374 	unsigned char variant;
375 };
376 
377 enum {
378 	PCI_VARIANT_PCI,
379 	PCI_VARIANT_PCIX_MODE1_PARITY,
380 	PCI_VARIANT_PCIX_MODE1_ECC,
381 	PCI_VARIANT_PCIX_266_MODE2,
382 	PCI_VARIANT_PCIE
383 };
384 
385 struct adapter_params {
386 	struct sge_params sge;
387 	struct mc5_params mc5;
388 	struct tp_params tp;
389 	struct vpd_params vpd;
390 	struct pci_params pci;
391 
392 	const struct adapter_info *info;
393 
394 	unsigned short mtus[NMTUS];
395 	unsigned short a_wnd[NCCTRL_WIN];
396 	unsigned short b_wnd[NCCTRL_WIN];
397 
398 	unsigned int nports;	/* # of ethernet ports */
399 	unsigned int chan_map;  /* bitmap of in-use Tx channels */
400 	unsigned int stats_update_period;	/* MAC stats accumulation period */
401 	unsigned int linkpoll_period;	/* link poll period in 0.1s */
402 	unsigned int rev;	/* chip revision */
403 	unsigned int offload;
404 };
405 
406 enum {					    /* chip revisions */
407 	T3_REV_A  = 0,
408 	T3_REV_B  = 2,
409 	T3_REV_B2 = 3,
410 	T3_REV_C  = 4,
411 };
412 
413 struct trace_params {
414 	u32 sip;
415 	u32 sip_mask;
416 	u32 dip;
417 	u32 dip_mask;
418 	u16 sport;
419 	u16 sport_mask;
420 	u16 dport;
421 	u16 dport_mask;
422 	u32 vlan:12;
423 	u32 vlan_mask:12;
424 	u32 intf:4;
425 	u32 intf_mask:4;
426 	u8 proto;
427 	u8 proto_mask;
428 };
429 
430 struct link_config {
431 	unsigned int supported;	/* link capabilities */
432 	unsigned int advertising;	/* advertised capabilities */
433 	unsigned short requested_speed;	/* speed user has requested */
434 	unsigned short speed;	/* actual link speed */
435 	unsigned char requested_duplex;	/* duplex user has requested */
436 	unsigned char duplex;	/* actual link duplex */
437 	unsigned char requested_fc;	/* flow control user has requested */
438 	unsigned char fc;	/* actual link flow control */
439 	unsigned char autoneg;	/* autonegotiating? */
440 	unsigned int link_ok;	/* link up? */
441 };
442 
443 #define SPEED_INVALID   0xffff
444 #define DUPLEX_INVALID  0xff
445 
446 struct mc5 {
447 	struct adapter *adapter;
448 	unsigned int tcam_size;
449 	unsigned char part_type;
450 	unsigned char parity_enabled;
451 	unsigned char mode;
452 	struct mc5_stats stats;
453 };
454 
t3_mc5_size(const struct mc5 * p)455 static inline unsigned int t3_mc5_size(const struct mc5 *p)
456 {
457 	return p->tcam_size;
458 }
459 
460 struct mc7 {
461 	struct adapter *adapter;	/* backpointer to adapter */
462 	unsigned int size;	/* memory size in bytes */
463 	unsigned int width;	/* MC7 interface width */
464 	unsigned int offset;	/* register address offset for MC7 instance */
465 	const char *name;	/* name of MC7 instance */
466 	struct mc7_stats stats;	/* MC7 statistics */
467 };
468 
t3_mc7_size(const struct mc7 * p)469 static inline unsigned int t3_mc7_size(const struct mc7 *p)
470 {
471 	return p->size;
472 }
473 
474 struct cmac {
475 	struct adapter *adapter;
476 	unsigned int offset;
477 	unsigned int nucast;	/* # of address filters for unicast MACs */
478 	unsigned int tx_tcnt;
479 	unsigned int tx_xcnt;
480 	u64 tx_mcnt;
481 	unsigned int rx_xcnt;
482 	unsigned int rx_ocnt;
483 	u64 rx_mcnt;
484 	unsigned int toggle_cnt;
485 	unsigned int txen;
486 	u64 rx_pause;
487 	struct mac_stats stats;
488 };
489 
490 enum {
491 	MAC_DIRECTION_RX = 1,
492 	MAC_DIRECTION_TX = 2,
493 	MAC_RXFIFO_SIZE = 32768
494 };
495 
496 /* PHY loopback direction */
497 enum {
498 	PHY_LOOPBACK_TX = 1,
499 	PHY_LOOPBACK_RX = 2
500 };
501 
502 /* PHY interrupt types */
503 enum {
504 	cphy_cause_link_change = 1,
505 	cphy_cause_fifo_error = 2,
506 	cphy_cause_module_change = 4,
507 };
508 
509 /* PHY module types */
510 enum {
511 	phy_modtype_none,
512 	phy_modtype_sr,
513 	phy_modtype_lr,
514 	phy_modtype_lrm,
515 	phy_modtype_twinax,
516 	phy_modtype_twinax_long,
517 	phy_modtype_unknown
518 };
519 
520 /* PHY operations */
521 struct cphy_ops {
522 	int (*reset)(struct cphy *phy, int wait);
523 
524 	int (*intr_enable)(struct cphy *phy);
525 	int (*intr_disable)(struct cphy *phy);
526 	int (*intr_clear)(struct cphy *phy);
527 	int (*intr_handler)(struct cphy *phy);
528 
529 	int (*autoneg_enable)(struct cphy *phy);
530 	int (*autoneg_restart)(struct cphy *phy);
531 
532 	int (*advertise)(struct cphy *phy, unsigned int advertise_map);
533 	int (*set_loopback)(struct cphy *phy, int mmd, int dir, int enable);
534 	int (*set_speed_duplex)(struct cphy *phy, int speed, int duplex);
535 	int (*get_link_status)(struct cphy *phy, int *link_ok, int *speed,
536 			       int *duplex, int *fc);
537 	int (*power_down)(struct cphy *phy, int enable);
538 
539 	u32 mmds;
540 };
541 enum {
542 	EDC_OPT_AEL2005 = 0,
543 	EDC_OPT_AEL2005_SIZE = 1084,
544 	EDC_TWX_AEL2005 = 1,
545 	EDC_TWX_AEL2005_SIZE = 1464,
546 	EDC_TWX_AEL2020 = 2,
547 	EDC_TWX_AEL2020_SIZE = 1628,
548 	EDC_MAX_SIZE = EDC_TWX_AEL2020_SIZE, /* Max cache size */
549 };
550 
551 /* A PHY instance */
552 struct cphy {
553 	u8 modtype;			/* PHY module type */
554 	short priv;			/* scratch pad */
555 	unsigned int caps;		/* PHY capabilities */
556 	struct adapter *adapter;	/* associated adapter */
557 	const char *desc;		/* PHY description */
558 	unsigned long fifo_errors;	/* FIFO over/under-flows */
559 	const struct cphy_ops *ops;	/* PHY operations */
560 	struct mdio_if_info mdio;
561 	u16 phy_cache[EDC_MAX_SIZE];	/* EDC cache */
562 };
563 
564 /* Convenience MDIO read/write wrappers */
t3_mdio_read(struct cphy * phy,int mmd,int reg,unsigned int * valp)565 static inline int t3_mdio_read(struct cphy *phy, int mmd, int reg,
566 			       unsigned int *valp)
567 {
568 	int rc = phy->mdio.mdio_read(phy->mdio.dev, phy->mdio.prtad, mmd, reg);
569 	*valp = (rc >= 0) ? rc : -1;
570 	return (rc >= 0) ? 0 : rc;
571 }
572 
t3_mdio_write(struct cphy * phy,int mmd,int reg,unsigned int val)573 static inline int t3_mdio_write(struct cphy *phy, int mmd, int reg,
574 				unsigned int val)
575 {
576 	return phy->mdio.mdio_write(phy->mdio.dev, phy->mdio.prtad, mmd,
577 				    reg, val);
578 }
579 
580 /* Convenience initializer */
cphy_init(struct cphy * phy,struct adapter * adapter,int phy_addr,struct cphy_ops * phy_ops,const struct mdio_ops * mdio_ops,unsigned int caps,const char * desc)581 static inline void cphy_init(struct cphy *phy, struct adapter *adapter,
582 			     int phy_addr, struct cphy_ops *phy_ops,
583 			     const struct mdio_ops *mdio_ops,
584 			      unsigned int caps, const char *desc)
585 {
586 	phy->caps = caps;
587 	phy->adapter = adapter;
588 	phy->desc = desc;
589 	phy->ops = phy_ops;
590 	if (mdio_ops) {
591 		phy->mdio.prtad = phy_addr;
592 		phy->mdio.mmds = phy_ops->mmds;
593 		phy->mdio.mode_support = mdio_ops->mode_support;
594 		phy->mdio.mdio_read = mdio_ops->read;
595 		phy->mdio.mdio_write = mdio_ops->write;
596 	}
597 }
598 
599 /* Accumulate MAC statistics every 180 seconds.  For 1G we multiply by 10. */
600 #define MAC_STATS_ACCUM_SECS 180
601 
602 #define XGM_REG(reg_addr, idx) \
603 	((reg_addr) + (idx) * (XGMAC0_1_BASE_ADDR - XGMAC0_0_BASE_ADDR))
604 
605 struct addr_val_pair {
606 	unsigned int reg_addr;
607 	unsigned int val;
608 };
609 
610 #include "adapter.h"
611 
612 #ifndef PCI_VENDOR_ID_CHELSIO
613 # define PCI_VENDOR_ID_CHELSIO 0x1425
614 #endif
615 
616 #define for_each_port(adapter, iter) \
617 	for (iter = 0; iter < (adapter)->params.nports; ++iter)
618 
619 #define adapter_info(adap) ((adap)->params.info)
620 
uses_xaui(const struct adapter * adap)621 static inline int uses_xaui(const struct adapter *adap)
622 {
623 	return adapter_info(adap)->caps & SUPPORTED_AUI;
624 }
625 
is_10G(const struct adapter * adap)626 static inline int is_10G(const struct adapter *adap)
627 {
628 	return adapter_info(adap)->caps & SUPPORTED_10000baseT_Full;
629 }
630 
is_offload(const struct adapter * adap)631 static inline int is_offload(const struct adapter *adap)
632 {
633 	return adap->params.offload;
634 }
635 
core_ticks_per_usec(const struct adapter * adap)636 static inline unsigned int core_ticks_per_usec(const struct adapter *adap)
637 {
638 	return adap->params.vpd.cclk / 1000;
639 }
640 
is_pcie(const struct adapter * adap)641 static inline unsigned int is_pcie(const struct adapter *adap)
642 {
643 	return adap->params.pci.variant == PCI_VARIANT_PCIE;
644 }
645 
646 void t3_set_reg_field(struct adapter *adap, unsigned int addr, u32 mask,
647 		      u32 val);
648 void t3_write_regs(struct adapter *adapter, const struct addr_val_pair *p,
649 		   int n, unsigned int offset);
650 int t3_wait_op_done_val(struct adapter *adapter, int reg, u32 mask,
651 			int polarity, int attempts, int delay, u32 *valp);
t3_wait_op_done(struct adapter * adapter,int reg,u32 mask,int polarity,int attempts,int delay)652 static inline int t3_wait_op_done(struct adapter *adapter, int reg, u32 mask,
653 				  int polarity, int attempts, int delay)
654 {
655 	return t3_wait_op_done_val(adapter, reg, mask, polarity, attempts,
656 				   delay, NULL);
657 }
658 int t3_mdio_change_bits(struct cphy *phy, int mmd, int reg, unsigned int clear,
659 			unsigned int set);
660 int t3_phy_reset(struct cphy *phy, int mmd, int wait);
661 int t3_phy_advertise(struct cphy *phy, unsigned int advert);
662 int t3_phy_advertise_fiber(struct cphy *phy, unsigned int advert);
663 int t3_set_phy_speed_duplex(struct cphy *phy, int speed, int duplex);
664 int t3_phy_lasi_intr_enable(struct cphy *phy);
665 int t3_phy_lasi_intr_disable(struct cphy *phy);
666 int t3_phy_lasi_intr_clear(struct cphy *phy);
667 int t3_phy_lasi_intr_handler(struct cphy *phy);
668 
669 void t3_intr_enable(struct adapter *adapter);
670 void t3_intr_disable(struct adapter *adapter);
671 void t3_intr_clear(struct adapter *adapter);
672 void t3_xgm_intr_enable(struct adapter *adapter, int idx);
673 void t3_xgm_intr_disable(struct adapter *adapter, int idx);
674 void t3_port_intr_enable(struct adapter *adapter, int idx);
675 void t3_port_intr_disable(struct adapter *adapter, int idx);
676 int t3_slow_intr_handler(struct adapter *adapter);
677 int t3_phy_intr_handler(struct adapter *adapter);
678 
679 void t3_link_changed(struct adapter *adapter, int port_id);
680 void t3_link_fault(struct adapter *adapter, int port_id);
681 int t3_link_start(struct cphy *phy, struct cmac *mac, struct link_config *lc);
682 const struct adapter_info *t3_get_adapter_info(unsigned int board_id);
683 int t3_seeprom_read(struct adapter *adapter, u32 addr, __le32 *data);
684 int t3_seeprom_write(struct adapter *adapter, u32 addr, __le32 data);
685 int t3_seeprom_wp(struct adapter *adapter, int enable);
686 int t3_get_tp_version(struct adapter *adapter, u32 *vers);
687 int t3_check_tpsram_version(struct adapter *adapter);
688 int t3_check_tpsram(struct adapter *adapter, const u8 *tp_ram,
689 		    unsigned int size);
690 int t3_set_proto_sram(struct adapter *adap, const u8 *data);
691 int t3_load_fw(struct adapter *adapter, const u8 * fw_data, unsigned int size);
692 int t3_get_fw_version(struct adapter *adapter, u32 *vers);
693 int t3_check_fw_version(struct adapter *adapter);
694 int t3_init_hw(struct adapter *adapter, u32 fw_params);
695 int t3_reset_adapter(struct adapter *adapter);
696 int t3_prep_adapter(struct adapter *adapter, const struct adapter_info *ai,
697 		    int reset);
698 int t3_replay_prep_adapter(struct adapter *adapter);
699 void t3_led_ready(struct adapter *adapter);
700 void t3_fatal_err(struct adapter *adapter);
701 void t3_set_vlan_accel(struct adapter *adapter, unsigned int ports, int on);
702 void t3_config_rss(struct adapter *adapter, unsigned int rss_config,
703 		   const u8 * cpus, const u16 *rspq);
704 int t3_cim_ctl_blk_read(struct adapter *adap, unsigned int addr,
705 			unsigned int n, unsigned int *valp);
706 int t3_mc7_bd_read(struct mc7 *mc7, unsigned int start, unsigned int n,
707 		   u64 *buf);
708 
709 int t3_mac_reset(struct cmac *mac);
710 void t3b_pcs_reset(struct cmac *mac);
711 void t3_mac_disable_exact_filters(struct cmac *mac);
712 void t3_mac_enable_exact_filters(struct cmac *mac);
713 int t3_mac_enable(struct cmac *mac, int which);
714 int t3_mac_disable(struct cmac *mac, int which);
715 int t3_mac_set_mtu(struct cmac *mac, unsigned int mtu);
716 int t3_mac_set_rx_mode(struct cmac *mac, struct net_device *dev);
717 int t3_mac_set_address(struct cmac *mac, unsigned int idx, u8 addr[6]);
718 int t3_mac_set_num_ucast(struct cmac *mac, int n);
719 const struct mac_stats *t3_mac_update_stats(struct cmac *mac);
720 int t3_mac_set_speed_duplex_fc(struct cmac *mac, int speed, int duplex, int fc);
721 int t3b2_mac_watchdog_task(struct cmac *mac);
722 
723 void t3_mc5_prep(struct adapter *adapter, struct mc5 *mc5, int mode);
724 int t3_mc5_init(struct mc5 *mc5, unsigned int nservers, unsigned int nfilters,
725 		unsigned int nroutes);
726 void t3_mc5_intr_handler(struct mc5 *mc5);
727 
728 void t3_tp_set_offload_mode(struct adapter *adap, int enable);
729 void t3_tp_get_mib_stats(struct adapter *adap, struct tp_mib_stats *tps);
730 void t3_load_mtus(struct adapter *adap, unsigned short mtus[NMTUS],
731 		  unsigned short alpha[NCCTRL_WIN],
732 		  unsigned short beta[NCCTRL_WIN], unsigned short mtu_cap);
733 void t3_config_trace_filter(struct adapter *adapter,
734 			    const struct trace_params *tp, int filter_index,
735 			    int invert, int enable);
736 int t3_config_sched(struct adapter *adap, unsigned int kbps, int sched);
737 
738 void t3_sge_prep(struct adapter *adap, struct sge_params *p);
739 void t3_sge_init(struct adapter *adap, struct sge_params *p);
740 int t3_sge_init_ecntxt(struct adapter *adapter, unsigned int id, int gts_enable,
741 		       enum sge_context_type type, int respq, u64 base_addr,
742 		       unsigned int size, unsigned int token, int gen,
743 		       unsigned int cidx);
744 int t3_sge_init_flcntxt(struct adapter *adapter, unsigned int id,
745 			int gts_enable, u64 base_addr, unsigned int size,
746 			unsigned int esize, unsigned int cong_thres, int gen,
747 			unsigned int cidx);
748 int t3_sge_init_rspcntxt(struct adapter *adapter, unsigned int id,
749 			 int irq_vec_idx, u64 base_addr, unsigned int size,
750 			 unsigned int fl_thres, int gen, unsigned int cidx);
751 int t3_sge_init_cqcntxt(struct adapter *adapter, unsigned int id, u64 base_addr,
752 			unsigned int size, int rspq, int ovfl_mode,
753 			unsigned int credits, unsigned int credit_thres);
754 int t3_sge_enable_ecntxt(struct adapter *adapter, unsigned int id, int enable);
755 int t3_sge_disable_fl(struct adapter *adapter, unsigned int id);
756 int t3_sge_disable_rspcntxt(struct adapter *adapter, unsigned int id);
757 int t3_sge_disable_cqcntxt(struct adapter *adapter, unsigned int id);
758 int t3_sge_cqcntxt_op(struct adapter *adapter, unsigned int id, unsigned int op,
759 		      unsigned int credits);
760 
761 int t3_vsc8211_phy_prep(struct cphy *phy, struct adapter *adapter,
762 			int phy_addr, const struct mdio_ops *mdio_ops);
763 int t3_ael1002_phy_prep(struct cphy *phy, struct adapter *adapter,
764 			int phy_addr, const struct mdio_ops *mdio_ops);
765 int t3_ael1006_phy_prep(struct cphy *phy, struct adapter *adapter,
766 			int phy_addr, const struct mdio_ops *mdio_ops);
767 int t3_ael2005_phy_prep(struct cphy *phy, struct adapter *adapter,
768 			int phy_addr, const struct mdio_ops *mdio_ops);
769 int t3_ael2020_phy_prep(struct cphy *phy, struct adapter *adapter,
770 			int phy_addr, const struct mdio_ops *mdio_ops);
771 int t3_qt2045_phy_prep(struct cphy *phy, struct adapter *adapter, int phy_addr,
772 		       const struct mdio_ops *mdio_ops);
773 int t3_xaui_direct_phy_prep(struct cphy *phy, struct adapter *adapter,
774 			    int phy_addr, const struct mdio_ops *mdio_ops);
775 int t3_aq100x_phy_prep(struct cphy *phy, struct adapter *adapter,
776 			    int phy_addr, const struct mdio_ops *mdio_ops);
777 #endif				/* __CHELSIO_COMMON_H */
778