1 /*
2  * This file and its contents are supplied under the terms of the
3  * Common Development and Distribution License ("CDDL"), version 1.0.
4  * You may only use this file in accordance with the terms of version
5  * 1.0 of the CDDL.
6  *
7  * A full copy of the text of the CDDL should have accompanied this
8  * source. A copy of the CDDL is also available via the Internet at
9  * http://www.illumos.org/license/CDDL.
10  */
11 
12 /*
13  * This file is part of the Chelsio T4 Ethernet driver.
14  *
15  * Copyright (C) 2005-2013 Chelsio Communications.  All rights reserved.
16  *
17  * This program is distributed in the hope that it will be useful, but WITHOUT
18  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
19  * FITNESS FOR A PARTICULAR PURPOSE.  See the LICENSE file included in this
20  * release for licensing terms and conditions.
21  */
22 
23 #ifndef __CXGBE_COMMON_H
24 #define	__CXGBE_COMMON_H
25 
26 #include "shared.h"
27 #include "t4_hw.h"
28 
29 #define	GLBL_INTR_MASK (F_CIM | F_MPS | F_PL | F_PCIE | F_MC | F_EDC0 | \
30 		F_EDC1 | F_LE | F_TP | F_MA | F_PM_TX | F_PM_RX | F_ULP_RX | \
31 		F_CPL_SWITCH | F_SGE | F_ULP_TX)
32 
33 enum {
34 	MAX_NPORTS	= 4,	/* max # of ports */
35 	SERNUM_LEN	= 24,	/* Serial # length */
36 	EC_LEN		= 16,	/* E/C length */
37 	ID_LEN		= 16,	/* ID length */
38 	PN_LEN		= 16,	/* Part Number length */
39 	MACADDR_LEN	= 12,	/* MAC Address length */
40 };
41 
42 enum { MEM_EDC0, MEM_EDC1, MEM_MC };
43 
44 enum {
45 	MEMWIN0_APERTURE = 2048,
46 	MEMWIN0_BASE	 = 0x1b800,
47 	MEMWIN1_APERTURE = 32768,
48 	MEMWIN1_BASE	 = 0x28000,
49 	MEMWIN2_APERTURE = 65536,
50 	MEMWIN2_BASE	 = 0x30000,
51 };
52 
53 enum dev_master { MASTER_CANT, MASTER_MAY, MASTER_MUST };
54 
55 enum dev_state { DEV_STATE_UNINIT, DEV_STATE_INIT, DEV_STATE_ERR };
56 
57 enum {
58 	PAUSE_RX	= 1 << 0,
59 	PAUSE_TX	= 1 << 1,
60 	PAUSE_AUTONEG	= 1 << 2
61 };
62 
63 struct port_stats {
64 	u64 tx_octets;		  /* total # of octets in good frames */
65 	u64 tx_frames;		  /* all good frames */
66 	u64 tx_bcast_frames;	  /* all broadcast frames */
67 	u64 tx_mcast_frames;	  /* all multicast frames */
68 	u64 tx_ucast_frames;	  /* all unicast frames */
69 	u64 tx_error_frames;	  /* all error frames */
70 
71 	u64 tx_frames_64;	  /* # of Tx frames in a particular range */
72 	u64 tx_frames_65_127;
73 	u64 tx_frames_128_255;
74 	u64 tx_frames_256_511;
75 	u64 tx_frames_512_1023;
76 	u64 tx_frames_1024_1518;
77 	u64 tx_frames_1519_max;
78 
79 	u64 tx_drop;		  /* # of dropped Tx frames */
80 	u64 tx_pause;		  /* # of transmitted pause frames */
81 	u64 tx_ppp0;		  /* # of transmitted PPP prio 0 frames */
82 	u64 tx_ppp1;		  /* # of transmitted PPP prio 1 frames */
83 	u64 tx_ppp2;		  /* # of transmitted PPP prio 2 frames */
84 	u64 tx_ppp3;		  /* # of transmitted PPP prio 3 frames */
85 	u64 tx_ppp4;		  /* # of transmitted PPP prio 4 frames */
86 	u64 tx_ppp5;		  /* # of transmitted PPP prio 5 frames */
87 	u64 tx_ppp6;		  /* # of transmitted PPP prio 6 frames */
88 	u64 tx_ppp7;		  /* # of transmitted PPP prio 7 frames */
89 
90 	u64 rx_octets;		  /* total # of octets in good frames */
91 	u64 rx_frames;		  /* all good frames */
92 	u64 rx_bcast_frames;	  /* all broadcast frames */
93 	u64 rx_mcast_frames;	  /* all multicast frames */
94 	u64 rx_ucast_frames;	  /* all unicast frames */
95 	u64 rx_too_long;	  /* # of frames exceeding MTU */
96 	u64 rx_jabber;		  /* # of jabber frames */
97 	u64 rx_fcs_err;		  /* # of received frames with bad FCS */
98 	u64 rx_len_err;		  /* # of received frames with length error */
99 	u64 rx_symbol_err;	  /* symbol errors */
100 	u64 rx_runt;		  /* # of short frames */
101 
102 	u64 rx_frames_64;	  /* # of Rx frames in a particular range */
103 	u64 rx_frames_65_127;
104 	u64 rx_frames_128_255;
105 	u64 rx_frames_256_511;
106 	u64 rx_frames_512_1023;
107 	u64 rx_frames_1024_1518;
108 	u64 rx_frames_1519_max;
109 
110 	u64 rx_pause;		  /* # of received pause frames */
111 	u64 rx_ppp0;		  /* # of received PPP prio 0 frames */
112 	u64 rx_ppp1;		  /* # of received PPP prio 1 frames */
113 	u64 rx_ppp2;		  /* # of received PPP prio 2 frames */
114 	u64 rx_ppp3;		  /* # of received PPP prio 3 frames */
115 	u64 rx_ppp4;		  /* # of received PPP prio 4 frames */
116 	u64 rx_ppp5;		  /* # of received PPP prio 5 frames */
117 	u64 rx_ppp6;		  /* # of received PPP prio 6 frames */
118 	u64 rx_ppp7;		  /* # of received PPP prio 7 frames */
119 
120 	u64 rx_ovflow0;		  /* drops due to buffer-group 0 overflows */
121 	u64 rx_ovflow1;		  /* drops due to buffer-group 1 overflows */
122 	u64 rx_ovflow2;		  /* drops due to buffer-group 2 overflows */
123 	u64 rx_ovflow3;		  /* drops due to buffer-group 3 overflows */
124 	u64 rx_trunc0;		  /* buffer-group 0 truncated packets */
125 	u64 rx_trunc1;		  /* buffer-group 1 truncated packets */
126 	u64 rx_trunc2;		  /* buffer-group 2 truncated packets */
127 	u64 rx_trunc3;		  /* buffer-group 3 truncated packets */
128 };
129 
130 struct lb_port_stats {
131 	u64 octets;
132 	u64 frames;
133 	u64 bcast_frames;
134 	u64 mcast_frames;
135 	u64 ucast_frames;
136 	u64 error_frames;
137 
138 	u64 frames_64;
139 	u64 frames_65_127;
140 	u64 frames_128_255;
141 	u64 frames_256_511;
142 	u64 frames_512_1023;
143 	u64 frames_1024_1518;
144 	u64 frames_1519_max;
145 
146 	u64 drop;
147 
148 	u64 ovflow0;
149 	u64 ovflow1;
150 	u64 ovflow2;
151 	u64 ovflow3;
152 	u64 trunc0;
153 	u64 trunc1;
154 	u64 trunc2;
155 	u64 trunc3;
156 };
157 
158 struct tp_tcp_stats {
159 	u32 tcpOutRsts;
160 	u64 tcpInSegs;
161 	u64 tcpOutSegs;
162 	u64 tcpRetransSegs;
163 };
164 
165 struct tp_usm_stats {
166 	u32 frames;
167 	u32 drops;
168 	u64 octets;
169 };
170 
171 struct tp_fcoe_stats {
172 	u32 framesDDP;
173 	u32 framesDrop;
174 	u64 octetsDDP;
175 };
176 
177 struct tp_err_stats {
178 	u32 macInErrs[4];
179 	u32 hdrInErrs[4];
180 	u32 tcpInErrs[4];
181 	u32 tnlCongDrops[4];
182 	u32 ofldChanDrops[4];
183 	u32 tnlTxDrops[4];
184 	u32 ofldVlanDrops[4];
185 	u32 tcp6InErrs[4];
186 	u32 ofldNoNeigh;
187 	u32 ofldCongDefer;
188 };
189 
190 struct tp_proxy_stats {
191 	u32 proxy[4];
192 };
193 
194 struct tp_cpl_stats {
195 	u32 req[4];
196 	u32 rsp[4];
197 	u32 tx_err[4];
198 };
199 
200 struct tp_rdma_stats {
201 	u32 rqe_dfr_mod;
202 	u32 rqe_dfr_pkt;
203 };
204 
205 struct tp_params {
206 	unsigned int ntxchan;		/* # of Tx channels */
207 	unsigned int tre;		/* log2 of core clocks per TP tick */
208 	unsigned int dack_re;		/* DACK timer resolution */
209 	unsigned int la_mask;		/* what events are recorded by TP LA */
210 	unsigned short tx_modq[NCHAN];	/* channel to modulation queue map */
211 };
212 
213 struct vpd_params {
214 	unsigned int cclk;
215 	u8 ec[EC_LEN + 1];
216 	u8 sn[SERNUM_LEN + 1];
217 	u8 id[ID_LEN + 1];
218 	u8 pn[PN_LEN + 1];
219 	u8 na[MACADDR_LEN + 1];
220 };
221 
222 struct pci_params {
223 	unsigned int  vpd_cap_addr;
224 	unsigned char speed;
225 	unsigned char width;
226 };
227 
228 /*
229  * Firmware device log.
230  */
231 struct devlog_params {
232 	u32 memtype;			/* which memory (EDC0, EDC1, MC) */
233 	u32 start;			/* start of log in firmware memory */
234 	u32 size;			/* size of log */
235 };
236 
237 struct adapter_params {
238 	struct tp_params  tp;
239 	struct vpd_params vpd;
240 	struct pci_params pci;
241 	struct devlog_params devlog;
242 
243 	unsigned int sf_size;		/* serial flash size in bytes */
244 	unsigned int sf_nsec;		/* # of flash sectors */
245 
246 	unsigned int fw_vers;
247 	unsigned int tp_vers;
248 	u8 api_vers[7];
249 
250 	unsigned short mtus[NMTUS];
251 	unsigned short a_wnd[NCCTRL_WIN];
252 	unsigned short b_wnd[NCCTRL_WIN];
253 
254 	unsigned int mc_size;		/* MC memory size */
255 	unsigned int nfilters;		/* size of filter region */
256 
257 	unsigned int cim_la_size;
258 
259 	unsigned int nports;		/* # of ethernet ports */
260 	unsigned int portvec;
261 	unsigned int rev;		/* chip revision */
262 	unsigned int offload;
263 
264 	unsigned char bypass;
265 
266 	unsigned int ofldq_wr_cred;
267 };
268 
269 enum {					/* chip revisions */
270 	T4_REV_A  = 0,
271 };
272 
273 struct trace_params {
274 	u32 data[TRACE_LEN / 4];
275 	u32 mask[TRACE_LEN / 4];
276 	unsigned short snap_len;
277 	unsigned short min_len;
278 	unsigned char skip_ofst;
279 	unsigned char skip_len;
280 	unsigned char invert;
281 	unsigned char port;
282 };
283 
284 struct link_config {
285 	unsigned short supported;	/* link capabilities */
286 	unsigned short advertising;	/* advertised capabilities */
287 	unsigned short requested_speed;	/* speed user has requested */
288 	unsigned short speed;		/* actual link speed */
289 	unsigned char  requested_fc;	/* flow control user has requested */
290 	unsigned char  fc;		/* actual link flow control */
291 	unsigned char  autoneg;		/* autonegotiating? */
292 	unsigned char  link_ok;		/* link up? */
293 };
294 
295 #include "adapter.h"
296 
297 #ifndef PCI_VENDOR_ID_CHELSIO
298 #define	PCI_VENDOR_ID_CHELSIO 0x1425
299 #endif
300 
301 #define	for_each_port(adapter, iter) \
302 	for (iter = 0; iter < (adapter)->params.nports; ++iter)
303 
304 void t4_set_reg_field(struct adapter *adap, unsigned int addr, u32 mask,
305 	u32 val);
306 
307 int t4_wr_mbox_meat(struct adapter *adap, int mbox, const void *cmd, int size,
308 	void *rpl, bool sleep_ok);
309 
310 int t4_wr_mbox(struct adapter *adap, int mbox, const void *cmd,
311 	int size, void *rpl);
312 
313 void t4_read_indirect(struct adapter *adap, unsigned int addr_reg,
314 	unsigned int data_reg, u32 *vals, unsigned int nregs,
315 	unsigned int start_idx);
316 void t4_write_indirect(struct adapter *adap, unsigned int addr_reg,
317 	unsigned int data_reg, const u32 *vals,
318 	unsigned int nregs, unsigned int start_idx);
319 
320 struct fw_filter_wr;
321 
322 void t4_intr_enable(struct adapter *adapter);
323 void t4_intr_disable(struct adapter *adapter);
324 void t4_intr_clear(struct adapter *adapter);
325 int t4_slow_intr_handler(struct adapter *adapter);
326 
327 int t4_hash_mac_addr(const u8 *addr);
328 int t4_link_start(struct adapter *adap, unsigned int mbox, unsigned int port,
329 	struct link_config *lc);
330 int t4_restart_aneg(struct adapter *adap, unsigned int mbox, unsigned int port);
331 int t4_seeprom_read(struct adapter *adapter, u32 addr, u32 *data);
332 int t4_seeprom_write(struct adapter *adapter, u32 addr, u32 data);
333 int t4_eeprom_ptov(unsigned int phys_addr, unsigned int fn, unsigned int sz);
334 int t4_seeprom_wp(struct adapter *adapter, int enable);
335 int t4_read_flash(struct adapter *adapter, unsigned int addr,
336 	unsigned int nwords, u32 *data, int byte_oriented);
337 int t4_load_fw(struct adapter *adapter, const u8 *fw_data, unsigned int size);
338 unsigned int t4_flash_cfg_addr(struct adapter *adapter);
339 int t4_load_cfg(struct adapter *adapter, const u8 *cfg_data, unsigned int size);
340 int t4_get_fw_version(struct adapter *adapter, u32 *vers);
341 int t4_get_tp_version(struct adapter *adapter, u32 *vers);
342 int t4_check_fw_version(struct adapter *adapter);
343 int t4_init_hw(struct adapter *adapter, u32 fw_params);
344 int t4_prep_adapter(struct adapter *adapter);
345 int t4_port_init(struct port_info *p, int mbox, int pf, int vf);
346 int t4_reinit_adapter(struct adapter *adap);
347 void t4_fatal_err(struct adapter *adapter);
348 int t4_set_trace_filter(struct adapter *adapter, const struct trace_params *tp,
349 	int filter_index, int enable);
350 void t4_get_trace_filter(struct adapter *adapter, struct trace_params *tp,
351 	int filter_index, int *enabled);
352 int t4_config_rss_range(struct adapter *adapter, int mbox, unsigned int viid,
353 	int start, int n, const u16 *rspq, unsigned int nrspq);
354 int t4_config_glbl_rss(struct adapter *adapter, int mbox, unsigned int mode,
355 	unsigned int flags);
356 int t4_config_vi_rss(struct adapter *adapter, int mbox, unsigned int viid,
357 	unsigned int flags, unsigned int defq);
358 int t4_read_rss(struct adapter *adapter, u16 *entries);
359 void t4_read_rss_key(struct adapter *adapter, u32 *key);
360 void t4_write_rss_key(struct adapter *adap, const u32 *key, int idx);
361 void t4_read_rss_pf_config(struct adapter *adapter, unsigned int index,
362 	u32 *valp);
363 void t4_write_rss_pf_config(struct adapter *adapter, unsigned int index,
364 	u32 val);
365 void t4_read_rss_vf_config(struct adapter *adapter, unsigned int index,
366 	u32 *vfl, u32 *vfh);
367 void t4_write_rss_vf_config(struct adapter *adapter, unsigned int index,
368 	u32 vfl, u32 vfh);
369 u32 t4_read_rss_pf_map(struct adapter *adapter);
370 void t4_write_rss_pf_map(struct adapter *adapter, u32 pfmap);
371 u32 t4_read_rss_pf_mask(struct adapter *adapter);
372 void t4_write_rss_pf_mask(struct adapter *adapter, u32 pfmask);
373 int t4_mps_set_active_ports(struct adapter *adap, unsigned int port_mask);
374 void t4_pmtx_get_stats(struct adapter *adap, u32 cnt[], u64 cycles[]);
375 void t4_pmrx_get_stats(struct adapter *adap, u32 cnt[], u64 cycles[]);
376 void t4_read_cimq_cfg(struct adapter *adap, u16 *base, u16 *size, u16 *thres);
377 int t4_read_cim_ibq(struct adapter *adap, unsigned int qid, u32 *data,
378 	size_t n);
379 int t4_read_cim_obq(struct adapter *adap, unsigned int qid, u32 *data,
380 	size_t n);
381 int t4_cim_read(struct adapter *adap, unsigned int addr, unsigned int n,
382 	unsigned int *valp);
383 int t4_cim_write(struct adapter *adap, unsigned int addr, unsigned int n,
384 	const unsigned int *valp);
385 int t4_cim_ctl_read(struct adapter *adap, unsigned int addr, unsigned int n,
386 	unsigned int *valp);
387 int t4_cim_read_la(struct adapter *adap, u32 *la_buf, unsigned int *wrptr);
388 void t4_cim_read_pif_la(struct adapter *adap, u32 *pif_req, u32 *pif_rsp,
389 	unsigned int *pif_req_wrptr, unsigned int *pif_rsp_wrptr);
390 void t4_cim_read_ma_la(struct adapter *adap, u32 *ma_req, u32 *ma_rsp);
391 int t4_mc_read(struct adapter *adap, u32 addr, __be32 *data, u64 *parity);
392 int t4_edc_read(struct adapter *adap, int idx, u32 addr, __be32 *data,
393 	u64 *parity);
394 int t4_mem_read(struct adapter *adap, int mtype, u32 addr, u32 size,
395 	__be32 *data);
396 int t4_mem_win_read(struct adapter *adap, u32 addr, __be32 *data);
397 
398 void t4_get_port_stats(struct adapter *adap, int idx, struct port_stats *p);
399 void t4_get_lb_stats(struct adapter *adap, int idx, struct lb_port_stats *p);
400 void t4_clr_port_stats(struct adapter *adap, int idx);
401 
402 void t4_read_mtu_tbl(struct adapter *adap, u16 *mtus, u8 *mtu_log);
403 void t4_read_cong_tbl(struct adapter *adap, u16 incr[NMTUS][NCCTRL_WIN]);
404 void t4_read_pace_tbl(struct adapter *adap, unsigned int pace_vals[NTX_SCHED]);
405 void t4_get_tx_sched(struct adapter *adap, unsigned int sched,
406 	unsigned int *kbps, unsigned int *ipg);
407 void t4_tp_wr_bits_indirect(struct adapter *adap, unsigned int addr,
408 	unsigned int mask, unsigned int val);
409 void t4_tp_read_la(struct adapter *adap, u64 *la_buf, unsigned int *wrptr);
410 void t4_tp_get_err_stats(struct adapter *adap, struct tp_err_stats *st);
411 void t4_tp_get_proxy_stats(struct adapter *adap, struct tp_proxy_stats *st);
412 void t4_tp_get_cpl_stats(struct adapter *adap, struct tp_cpl_stats *st);
413 void t4_tp_get_rdma_stats(struct adapter *adap, struct tp_rdma_stats *st);
414 void t4_get_usm_stats(struct adapter *adap, struct tp_usm_stats *st);
415 void t4_tp_get_tcp_stats(struct adapter *adap, struct tp_tcp_stats *v4,
416 	struct tp_tcp_stats *v6);
417 void t4_get_fcoe_stats(struct adapter *adap, unsigned int idx,
418 	struct tp_fcoe_stats *st);
419 void t4_load_mtus(struct adapter *adap, const unsigned short *mtus,
420 	const unsigned short *alpha, const unsigned short *beta);
421 
422 void t4_ulprx_read_la(struct adapter *adap, u32 *la_buf);
423 
424 int t4_set_sched_bps(struct adapter *adap, int sched, unsigned int kbps);
425 int t4_set_sched_ipg(struct adapter *adap, int sched, unsigned int ipg);
426 int t4_set_pace_tbl(struct adapter *adap, const unsigned int *pace_vals,
427 	unsigned int start, unsigned int n);
428 void t4_get_chan_txrate(struct adapter *adap, u64 *nic_rate, u64 *ofld_rate);
429 int t4_set_filter_mode(struct adapter *adap, unsigned int mode_map);
430 void t4_mk_filtdelwr(unsigned int ftid, struct fw_filter_wr *wr, int qid);
431 
432 void t4_wol_magic_enable(struct adapter *adap, unsigned int port,
433 	const u8 *addr);
434 int t4_wol_pat_enable(struct adapter *adap, unsigned int port, unsigned int map,
435 	u64 mask0, u64 mask1, unsigned int crc, bool enable);
436 
437 int t4_fw_hello(struct adapter *adap, unsigned int mbox, unsigned int evt_mbox,
438 	enum dev_master master, enum dev_state *state);
439 int t4_fw_initialize(struct adapter *adap, unsigned int mbox);
440 int t4_fw_bye(struct adapter *adap, unsigned int mbox);
441 int t4_early_init(struct adapter *adap, unsigned int mbox);
442 int t4_fw_reset(struct adapter *adap, unsigned int mbox, int reset);
443 int t4_query_params(struct adapter *adap, unsigned int mbox, unsigned int pf,
444 	unsigned int vf, unsigned int nparams, const u32 *params, u32 *val);
445 int t4_set_params(struct adapter *adap, unsigned int mbox, unsigned int pf,
446 	unsigned int vf, unsigned int nparams, const u32 *params,
447 	const u32 *val);
448 int t4_cfg_pfvf(struct adapter *adap, unsigned int mbox, unsigned int pf,
449 	unsigned int vf, unsigned int txq, unsigned int txq_eth_ctrl,
450 	unsigned int rxqi, unsigned int rxq, unsigned int tc, unsigned int vi,
451 	unsigned int cmask, unsigned int pmask, unsigned int exactf,
452 	unsigned int rcaps, unsigned int wxcaps);
453 int t4_alloc_vi(struct adapter *adap, unsigned int mbox, unsigned int port,
454 	unsigned int pf, unsigned int vf, unsigned int nmac, u8 *mac,
455 	unsigned int *rss_size);
456 int t4_free_vi(struct adapter *adap, unsigned int mbox,
457 	unsigned int pf, unsigned int vf, unsigned int viid);
458 int t4_set_rxmode(struct adapter *adap, unsigned int mbox, unsigned int viid,
459 	int mtu, int promisc, int all_multi, int bcast, int vlanex,
460 	bool sleep_ok);
461 int t4_alloc_mac_filt(struct adapter *adap, unsigned int mbox,
462 	unsigned int viid, bool free, unsigned int naddr, const u8 **addr,
463 	u16 *idx, u64 *hash, bool sleep_ok);
464 int t4_change_mac(struct adapter *adap, unsigned int mbox, unsigned int viid,
465 	int idx, const u8 *addr, bool persist, bool add_smt);
466 int t4_set_addr_hash(struct adapter *adap, unsigned int mbox, unsigned int viid,
467 	bool ucast, u64 vec, bool sleep_ok);
468 int t4_enable_vi(struct adapter *adap, unsigned int mbox, unsigned int viid,
469 	bool rx_en, bool tx_en);
470 int t4_identify_port(struct adapter *adap, unsigned int mbox, unsigned int viid,
471 	unsigned int nblinks);
472 int t4_mdio_rd(struct adapter *adap, unsigned int mbox, unsigned int phy_addr,
473 	unsigned int mmd, unsigned int reg, unsigned int *valp);
474 int t4_mdio_wr(struct adapter *adap, unsigned int mbox, unsigned int phy_addr,
475 	unsigned int mmd, unsigned int reg, unsigned int val);
476 int t4_iq_start_stop(struct adapter *adap, unsigned int mbox, bool start,
477 	unsigned int pf, unsigned int vf, unsigned int iqid, unsigned int fl0id,
478 	unsigned int fl1id);
479 int t4_iq_free(struct adapter *adap, unsigned int mbox, unsigned int pf,
480 	unsigned int vf, unsigned int iqtype, unsigned int iqid,
481 	unsigned int fl0id, unsigned int fl1id);
482 int t4_eth_eq_free(struct adapter *adap, unsigned int mbox, unsigned int pf,
483 	unsigned int vf, unsigned int eqid);
484 int t4_ctrl_eq_free(struct adapter *adap, unsigned int mbox, unsigned int pf,
485 	unsigned int vf, unsigned int eqid);
486 int t4_ofld_eq_free(struct adapter *adap, unsigned int mbox, unsigned int pf,
487 	unsigned int vf, unsigned int eqid);
488 int t4_sge_ctxt_rd(struct adapter *adap, unsigned int mbox, unsigned int cid,
489 	enum ctxt_type ctype, u32 *data);
490 int t4_sge_ctxt_rd_bd(struct adapter *adap, unsigned int cid,
491 	enum ctxt_type ctype, u32 *data);
492 int t4_handle_fw_rpl(struct adapter *adap, const __be64 *rpl);
493 
494 /* common.c */
495 int is_offload(const struct adapter *adap);
496 unsigned int core_ticks_per_usec(const struct adapter *adap);
497 int t4_wr_mbox(struct adapter *adap, int mbox, const void *cmd, int size,
498 	void *rpl);
499 int t4_wr_mbox_ns(struct adapter *adap, int mbox, const void *cmd, int size,
500 	void *rpl);
501 unsigned int us_to_core_ticks(const struct adapter *adap, unsigned int us);
502 unsigned int core_ticks_to_us(const struct adapter *adapter,
503 	unsigned int ticks);
504 unsigned int dack_ticks_to_usec(const struct adapter *adap, unsigned int ticks);
505 int is_bypass(const adapter_t *adap);
506 int is_bypass_device(int device);
507 int t4_wait_op_done(struct adapter *adapter, int reg, u32 mask, int polarity,
508 	int attempts, int delay);
509 int t4_wait_op_done_val(struct adapter *adapter, int reg, u32 mask,
510 	int polarity, int attempts, int delay, u32 *valp);
511 
512 #endif /* __CXGBE_COMMON_H */
513