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Merge branch 'topic/docs-next' into v4l_for_linus
[deliverable/linux.git] / drivers / net / ethernet / ti / netcp_ethss.c
1 /*
2 * Keystone GBE and XGBE subsystem code
3 *
4 * Copyright (C) 2014 Texas Instruments Incorporated
5 * Authors: Sandeep Nair <sandeep_n@ti.com>
6 * Sandeep Paulraj <s-paulraj@ti.com>
7 * Cyril Chemparathy <cyril@ti.com>
8 * Santosh Shilimkar <santosh.shilimkar@ti.com>
9 * Wingman Kwok <w-kwok2@ti.com>
10 *
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation version 2.
14 *
15 * This program is distributed "as is" WITHOUT ANY WARRANTY of any
16 * kind, whether express or implied; without even the implied warranty
17 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 */
20
21 #include <linux/io.h>
22 #include <linux/module.h>
23 #include <linux/of_mdio.h>
24 #include <linux/of_address.h>
25 #include <linux/if_vlan.h>
26 #include <linux/ethtool.h>
27
28 #include "cpsw_ale.h"
29 #include "netcp.h"
30
31 #define NETCP_DRIVER_NAME "TI KeyStone Ethernet Driver"
32 #define NETCP_DRIVER_VERSION "v1.0"
33
34 #define GBE_IDENT(reg) ((reg >> 16) & 0xffff)
35 #define GBE_MAJOR_VERSION(reg) (reg >> 8 & 0x7)
36 #define GBE_MINOR_VERSION(reg) (reg & 0xff)
37 #define GBE_RTL_VERSION(reg) ((reg >> 11) & 0x1f)
38
39 /* 1G Ethernet SS defines */
40 #define GBE_MODULE_NAME "netcp-gbe"
41 #define GBE_SS_VERSION_14 0x4ed21104
42
43 #define GBE_SS_REG_INDEX 0
44 #define GBE_SGMII34_REG_INDEX 1
45 #define GBE_SM_REG_INDEX 2
46 /* offset relative to base of GBE_SS_REG_INDEX */
47 #define GBE13_SGMII_MODULE_OFFSET 0x100
48 /* offset relative to base of GBE_SM_REG_INDEX */
49 #define GBE13_HOST_PORT_OFFSET 0x34
50 #define GBE13_SLAVE_PORT_OFFSET 0x60
51 #define GBE13_EMAC_OFFSET 0x100
52 #define GBE13_SLAVE_PORT2_OFFSET 0x200
53 #define GBE13_HW_STATS_OFFSET 0x300
54 #define GBE13_ALE_OFFSET 0x600
55 #define GBE13_HOST_PORT_NUM 0
56 #define GBE13_NUM_ALE_ENTRIES 1024
57
58 /* 1G Ethernet NU SS defines */
59 #define GBENU_MODULE_NAME "netcp-gbenu"
60 #define GBE_SS_ID_NU 0x4ee6
61 #define GBE_SS_ID_2U 0x4ee8
62
63 #define IS_SS_ID_MU(d) \
64 ((GBE_IDENT((d)->ss_version) == GBE_SS_ID_NU) || \
65 (GBE_IDENT((d)->ss_version) == GBE_SS_ID_2U))
66
67 #define IS_SS_ID_NU(d) \
68 (GBE_IDENT((d)->ss_version) == GBE_SS_ID_NU)
69
70 #define GBENU_SS_REG_INDEX 0
71 #define GBENU_SM_REG_INDEX 1
72 #define GBENU_SGMII_MODULE_OFFSET 0x100
73 #define GBENU_HOST_PORT_OFFSET 0x1000
74 #define GBENU_SLAVE_PORT_OFFSET 0x2000
75 #define GBENU_EMAC_OFFSET 0x2330
76 #define GBENU_HW_STATS_OFFSET 0x1a000
77 #define GBENU_ALE_OFFSET 0x1e000
78 #define GBENU_HOST_PORT_NUM 0
79 #define GBENU_NUM_ALE_ENTRIES 1024
80 #define GBENU_SGMII_MODULE_SIZE 0x100
81
82 /* 10G Ethernet SS defines */
83 #define XGBE_MODULE_NAME "netcp-xgbe"
84 #define XGBE_SS_VERSION_10 0x4ee42100
85
86 #define XGBE_SS_REG_INDEX 0
87 #define XGBE_SM_REG_INDEX 1
88 #define XGBE_SERDES_REG_INDEX 2
89
90 /* offset relative to base of XGBE_SS_REG_INDEX */
91 #define XGBE10_SGMII_MODULE_OFFSET 0x100
92 /* offset relative to base of XGBE_SM_REG_INDEX */
93 #define XGBE10_HOST_PORT_OFFSET 0x34
94 #define XGBE10_SLAVE_PORT_OFFSET 0x64
95 #define XGBE10_EMAC_OFFSET 0x400
96 #define XGBE10_ALE_OFFSET 0x700
97 #define XGBE10_HW_STATS_OFFSET 0x800
98 #define XGBE10_HOST_PORT_NUM 0
99 #define XGBE10_NUM_ALE_ENTRIES 1024
100
101 #define GBE_TIMER_INTERVAL (HZ / 2)
102
103 /* Soft reset register values */
104 #define SOFT_RESET_MASK BIT(0)
105 #define SOFT_RESET BIT(0)
106 #define DEVICE_EMACSL_RESET_POLL_COUNT 100
107 #define GMACSL_RET_WARN_RESET_INCOMPLETE -2
108
109 #define MACSL_RX_ENABLE_CSF BIT(23)
110 #define MACSL_ENABLE_EXT_CTL BIT(18)
111 #define MACSL_XGMII_ENABLE BIT(13)
112 #define MACSL_XGIG_MODE BIT(8)
113 #define MACSL_GIG_MODE BIT(7)
114 #define MACSL_GMII_ENABLE BIT(5)
115 #define MACSL_FULLDUPLEX BIT(0)
116
117 #define GBE_CTL_P0_ENABLE BIT(2)
118 #define GBE13_REG_VAL_STAT_ENABLE_ALL 0xff
119 #define XGBE_REG_VAL_STAT_ENABLE_ALL 0xf
120 #define GBE_STATS_CD_SEL BIT(28)
121
122 #define GBE_PORT_MASK(x) (BIT(x) - 1)
123 #define GBE_MASK_NO_PORTS 0
124
125 #define GBE_DEF_1G_MAC_CONTROL \
126 (MACSL_GIG_MODE | MACSL_GMII_ENABLE | \
127 MACSL_ENABLE_EXT_CTL | MACSL_RX_ENABLE_CSF)
128
129 #define GBE_DEF_10G_MAC_CONTROL \
130 (MACSL_XGIG_MODE | MACSL_XGMII_ENABLE | \
131 MACSL_ENABLE_EXT_CTL | MACSL_RX_ENABLE_CSF)
132
133 #define GBE_STATSA_MODULE 0
134 #define GBE_STATSB_MODULE 1
135 #define GBE_STATSC_MODULE 2
136 #define GBE_STATSD_MODULE 3
137
138 #define GBENU_STATS0_MODULE 0
139 #define GBENU_STATS1_MODULE 1
140 #define GBENU_STATS2_MODULE 2
141 #define GBENU_STATS3_MODULE 3
142 #define GBENU_STATS4_MODULE 4
143 #define GBENU_STATS5_MODULE 5
144 #define GBENU_STATS6_MODULE 6
145 #define GBENU_STATS7_MODULE 7
146 #define GBENU_STATS8_MODULE 8
147
148 #define XGBE_STATS0_MODULE 0
149 #define XGBE_STATS1_MODULE 1
150 #define XGBE_STATS2_MODULE 2
151
152 /* s: 0-based slave_port */
153 #define SGMII_BASE(d, s) \
154 (((s) < 2) ? (d)->sgmii_port_regs : (d)->sgmii_port34_regs)
155
156 #define GBE_TX_QUEUE 648
157 #define GBE_TXHOOK_ORDER 0
158 #define GBE_DEFAULT_ALE_AGEOUT 30
159 #define SLAVE_LINK_IS_XGMII(s) ((s)->link_interface >= XGMII_LINK_MAC_PHY)
160 #define NETCP_LINK_STATE_INVALID -1
161
162 #define GBE_SET_REG_OFS(p, rb, rn) p->rb##_ofs.rn = \
163 offsetof(struct gbe##_##rb, rn)
164 #define GBENU_SET_REG_OFS(p, rb, rn) p->rb##_ofs.rn = \
165 offsetof(struct gbenu##_##rb, rn)
166 #define XGBE_SET_REG_OFS(p, rb, rn) p->rb##_ofs.rn = \
167 offsetof(struct xgbe##_##rb, rn)
168 #define GBE_REG_ADDR(p, rb, rn) (p->rb + p->rb##_ofs.rn)
169
170 #define HOST_TX_PRI_MAP_DEFAULT 0x00000000
171
172 struct xgbe_ss_regs {
173 u32 id_ver;
174 u32 synce_count;
175 u32 synce_mux;
176 u32 control;
177 };
178
179 struct xgbe_switch_regs {
180 u32 id_ver;
181 u32 control;
182 u32 emcontrol;
183 u32 stat_port_en;
184 u32 ptype;
185 u32 soft_idle;
186 u32 thru_rate;
187 u32 gap_thresh;
188 u32 tx_start_wds;
189 u32 flow_control;
190 u32 cppi_thresh;
191 };
192
193 struct xgbe_port_regs {
194 u32 blk_cnt;
195 u32 port_vlan;
196 u32 tx_pri_map;
197 u32 sa_lo;
198 u32 sa_hi;
199 u32 ts_ctl;
200 u32 ts_seq_ltype;
201 u32 ts_vlan;
202 u32 ts_ctl_ltype2;
203 u32 ts_ctl2;
204 u32 control;
205 };
206
207 struct xgbe_host_port_regs {
208 u32 blk_cnt;
209 u32 port_vlan;
210 u32 tx_pri_map;
211 u32 src_id;
212 u32 rx_pri_map;
213 u32 rx_maxlen;
214 };
215
216 struct xgbe_emac_regs {
217 u32 id_ver;
218 u32 mac_control;
219 u32 mac_status;
220 u32 soft_reset;
221 u32 rx_maxlen;
222 u32 __reserved_0;
223 u32 rx_pause;
224 u32 tx_pause;
225 u32 em_control;
226 u32 __reserved_1;
227 u32 tx_gap;
228 u32 rsvd[4];
229 };
230
231 struct xgbe_host_hw_stats {
232 u32 rx_good_frames;
233 u32 rx_broadcast_frames;
234 u32 rx_multicast_frames;
235 u32 __rsvd_0[3];
236 u32 rx_oversized_frames;
237 u32 __rsvd_1;
238 u32 rx_undersized_frames;
239 u32 __rsvd_2;
240 u32 overrun_type4;
241 u32 overrun_type5;
242 u32 rx_bytes;
243 u32 tx_good_frames;
244 u32 tx_broadcast_frames;
245 u32 tx_multicast_frames;
246 u32 __rsvd_3[9];
247 u32 tx_bytes;
248 u32 tx_64byte_frames;
249 u32 tx_65_to_127byte_frames;
250 u32 tx_128_to_255byte_frames;
251 u32 tx_256_to_511byte_frames;
252 u32 tx_512_to_1023byte_frames;
253 u32 tx_1024byte_frames;
254 u32 net_bytes;
255 u32 rx_sof_overruns;
256 u32 rx_mof_overruns;
257 u32 rx_dma_overruns;
258 };
259
260 struct xgbe_hw_stats {
261 u32 rx_good_frames;
262 u32 rx_broadcast_frames;
263 u32 rx_multicast_frames;
264 u32 rx_pause_frames;
265 u32 rx_crc_errors;
266 u32 rx_align_code_errors;
267 u32 rx_oversized_frames;
268 u32 rx_jabber_frames;
269 u32 rx_undersized_frames;
270 u32 rx_fragments;
271 u32 overrun_type4;
272 u32 overrun_type5;
273 u32 rx_bytes;
274 u32 tx_good_frames;
275 u32 tx_broadcast_frames;
276 u32 tx_multicast_frames;
277 u32 tx_pause_frames;
278 u32 tx_deferred_frames;
279 u32 tx_collision_frames;
280 u32 tx_single_coll_frames;
281 u32 tx_mult_coll_frames;
282 u32 tx_excessive_collisions;
283 u32 tx_late_collisions;
284 u32 tx_underrun;
285 u32 tx_carrier_sense_errors;
286 u32 tx_bytes;
287 u32 tx_64byte_frames;
288 u32 tx_65_to_127byte_frames;
289 u32 tx_128_to_255byte_frames;
290 u32 tx_256_to_511byte_frames;
291 u32 tx_512_to_1023byte_frames;
292 u32 tx_1024byte_frames;
293 u32 net_bytes;
294 u32 rx_sof_overruns;
295 u32 rx_mof_overruns;
296 u32 rx_dma_overruns;
297 };
298
299 struct gbenu_ss_regs {
300 u32 id_ver;
301 u32 synce_count; /* NU */
302 u32 synce_mux; /* NU */
303 u32 control; /* 2U */
304 u32 __rsvd_0[2]; /* 2U */
305 u32 rgmii_status; /* 2U */
306 u32 ss_status; /* 2U */
307 };
308
309 struct gbenu_switch_regs {
310 u32 id_ver;
311 u32 control;
312 u32 __rsvd_0[2];
313 u32 emcontrol;
314 u32 stat_port_en;
315 u32 ptype; /* NU */
316 u32 soft_idle;
317 u32 thru_rate; /* NU */
318 u32 gap_thresh; /* NU */
319 u32 tx_start_wds; /* NU */
320 u32 eee_prescale; /* 2U */
321 u32 tx_g_oflow_thresh_set; /* NU */
322 u32 tx_g_oflow_thresh_clr; /* NU */
323 u32 tx_g_buf_thresh_set_l; /* NU */
324 u32 tx_g_buf_thresh_set_h; /* NU */
325 u32 tx_g_buf_thresh_clr_l; /* NU */
326 u32 tx_g_buf_thresh_clr_h; /* NU */
327 };
328
329 struct gbenu_port_regs {
330 u32 __rsvd_0;
331 u32 control;
332 u32 max_blks; /* 2U */
333 u32 mem_align1;
334 u32 blk_cnt;
335 u32 port_vlan;
336 u32 tx_pri_map; /* NU */
337 u32 pri_ctl; /* 2U */
338 u32 rx_pri_map;
339 u32 rx_maxlen;
340 u32 tx_blks_pri; /* NU */
341 u32 __rsvd_1;
342 u32 idle2lpi; /* 2U */
343 u32 lpi2idle; /* 2U */
344 u32 eee_status; /* 2U */
345 u32 __rsvd_2;
346 u32 __rsvd_3[176]; /* NU: more to add */
347 u32 __rsvd_4[2];
348 u32 sa_lo;
349 u32 sa_hi;
350 u32 ts_ctl;
351 u32 ts_seq_ltype;
352 u32 ts_vlan;
353 u32 ts_ctl_ltype2;
354 u32 ts_ctl2;
355 };
356
357 struct gbenu_host_port_regs {
358 u32 __rsvd_0;
359 u32 control;
360 u32 flow_id_offset; /* 2U */
361 u32 __rsvd_1;
362 u32 blk_cnt;
363 u32 port_vlan;
364 u32 tx_pri_map; /* NU */
365 u32 pri_ctl;
366 u32 rx_pri_map;
367 u32 rx_maxlen;
368 u32 tx_blks_pri; /* NU */
369 u32 __rsvd_2;
370 u32 idle2lpi; /* 2U */
371 u32 lpi2wake; /* 2U */
372 u32 eee_status; /* 2U */
373 u32 __rsvd_3;
374 u32 __rsvd_4[184]; /* NU */
375 u32 host_blks_pri; /* NU */
376 };
377
378 struct gbenu_emac_regs {
379 u32 mac_control;
380 u32 mac_status;
381 u32 soft_reset;
382 u32 boff_test;
383 u32 rx_pause;
384 u32 __rsvd_0[11]; /* NU */
385 u32 tx_pause;
386 u32 __rsvd_1[11]; /* NU */
387 u32 em_control;
388 u32 tx_gap;
389 };
390
391 /* Some hw stat regs are applicable to slave port only.
392 * This is handled by gbenu_et_stats struct. Also some
393 * are for SS version NU and some are for 2U.
394 */
395 struct gbenu_hw_stats {
396 u32 rx_good_frames;
397 u32 rx_broadcast_frames;
398 u32 rx_multicast_frames;
399 u32 rx_pause_frames; /* slave */
400 u32 rx_crc_errors;
401 u32 rx_align_code_errors; /* slave */
402 u32 rx_oversized_frames;
403 u32 rx_jabber_frames; /* slave */
404 u32 rx_undersized_frames;
405 u32 rx_fragments; /* slave */
406 u32 ale_drop;
407 u32 ale_overrun_drop;
408 u32 rx_bytes;
409 u32 tx_good_frames;
410 u32 tx_broadcast_frames;
411 u32 tx_multicast_frames;
412 u32 tx_pause_frames; /* slave */
413 u32 tx_deferred_frames; /* slave */
414 u32 tx_collision_frames; /* slave */
415 u32 tx_single_coll_frames; /* slave */
416 u32 tx_mult_coll_frames; /* slave */
417 u32 tx_excessive_collisions; /* slave */
418 u32 tx_late_collisions; /* slave */
419 u32 rx_ipg_error; /* slave 10G only */
420 u32 tx_carrier_sense_errors; /* slave */
421 u32 tx_bytes;
422 u32 tx_64B_frames;
423 u32 tx_65_to_127B_frames;
424 u32 tx_128_to_255B_frames;
425 u32 tx_256_to_511B_frames;
426 u32 tx_512_to_1023B_frames;
427 u32 tx_1024B_frames;
428 u32 net_bytes;
429 u32 rx_bottom_fifo_drop;
430 u32 rx_port_mask_drop;
431 u32 rx_top_fifo_drop;
432 u32 ale_rate_limit_drop;
433 u32 ale_vid_ingress_drop;
434 u32 ale_da_eq_sa_drop;
435 u32 __rsvd_0[3];
436 u32 ale_unknown_ucast;
437 u32 ale_unknown_ucast_bytes;
438 u32 ale_unknown_mcast;
439 u32 ale_unknown_mcast_bytes;
440 u32 ale_unknown_bcast;
441 u32 ale_unknown_bcast_bytes;
442 u32 ale_pol_match;
443 u32 ale_pol_match_red; /* NU */
444 u32 ale_pol_match_yellow; /* NU */
445 u32 __rsvd_1[44];
446 u32 tx_mem_protect_err;
447 /* following NU only */
448 u32 tx_pri0;
449 u32 tx_pri1;
450 u32 tx_pri2;
451 u32 tx_pri3;
452 u32 tx_pri4;
453 u32 tx_pri5;
454 u32 tx_pri6;
455 u32 tx_pri7;
456 u32 tx_pri0_bcnt;
457 u32 tx_pri1_bcnt;
458 u32 tx_pri2_bcnt;
459 u32 tx_pri3_bcnt;
460 u32 tx_pri4_bcnt;
461 u32 tx_pri5_bcnt;
462 u32 tx_pri6_bcnt;
463 u32 tx_pri7_bcnt;
464 u32 tx_pri0_drop;
465 u32 tx_pri1_drop;
466 u32 tx_pri2_drop;
467 u32 tx_pri3_drop;
468 u32 tx_pri4_drop;
469 u32 tx_pri5_drop;
470 u32 tx_pri6_drop;
471 u32 tx_pri7_drop;
472 u32 tx_pri0_drop_bcnt;
473 u32 tx_pri1_drop_bcnt;
474 u32 tx_pri2_drop_bcnt;
475 u32 tx_pri3_drop_bcnt;
476 u32 tx_pri4_drop_bcnt;
477 u32 tx_pri5_drop_bcnt;
478 u32 tx_pri6_drop_bcnt;
479 u32 tx_pri7_drop_bcnt;
480 };
481
482 #define GBENU_HW_STATS_REG_MAP_SZ 0x200
483
484 struct gbe_ss_regs {
485 u32 id_ver;
486 u32 synce_count;
487 u32 synce_mux;
488 };
489
490 struct gbe_ss_regs_ofs {
491 u16 id_ver;
492 u16 control;
493 };
494
495 struct gbe_switch_regs {
496 u32 id_ver;
497 u32 control;
498 u32 soft_reset;
499 u32 stat_port_en;
500 u32 ptype;
501 u32 soft_idle;
502 u32 thru_rate;
503 u32 gap_thresh;
504 u32 tx_start_wds;
505 u32 flow_control;
506 };
507
508 struct gbe_switch_regs_ofs {
509 u16 id_ver;
510 u16 control;
511 u16 soft_reset;
512 u16 emcontrol;
513 u16 stat_port_en;
514 u16 ptype;
515 u16 flow_control;
516 };
517
518 struct gbe_port_regs {
519 u32 max_blks;
520 u32 blk_cnt;
521 u32 port_vlan;
522 u32 tx_pri_map;
523 u32 sa_lo;
524 u32 sa_hi;
525 u32 ts_ctl;
526 u32 ts_seq_ltype;
527 u32 ts_vlan;
528 u32 ts_ctl_ltype2;
529 u32 ts_ctl2;
530 };
531
532 struct gbe_port_regs_ofs {
533 u16 port_vlan;
534 u16 tx_pri_map;
535 u16 sa_lo;
536 u16 sa_hi;
537 u16 ts_ctl;
538 u16 ts_seq_ltype;
539 u16 ts_vlan;
540 u16 ts_ctl_ltype2;
541 u16 ts_ctl2;
542 u16 rx_maxlen; /* 2U, NU */
543 };
544
545 struct gbe_host_port_regs {
546 u32 src_id;
547 u32 port_vlan;
548 u32 rx_pri_map;
549 u32 rx_maxlen;
550 };
551
552 struct gbe_host_port_regs_ofs {
553 u16 port_vlan;
554 u16 tx_pri_map;
555 u16 rx_maxlen;
556 };
557
558 struct gbe_emac_regs {
559 u32 id_ver;
560 u32 mac_control;
561 u32 mac_status;
562 u32 soft_reset;
563 u32 rx_maxlen;
564 u32 __reserved_0;
565 u32 rx_pause;
566 u32 tx_pause;
567 u32 __reserved_1;
568 u32 rx_pri_map;
569 u32 rsvd[6];
570 };
571
572 struct gbe_emac_regs_ofs {
573 u16 mac_control;
574 u16 soft_reset;
575 u16 rx_maxlen;
576 };
577
578 struct gbe_hw_stats {
579 u32 rx_good_frames;
580 u32 rx_broadcast_frames;
581 u32 rx_multicast_frames;
582 u32 rx_pause_frames;
583 u32 rx_crc_errors;
584 u32 rx_align_code_errors;
585 u32 rx_oversized_frames;
586 u32 rx_jabber_frames;
587 u32 rx_undersized_frames;
588 u32 rx_fragments;
589 u32 __pad_0[2];
590 u32 rx_bytes;
591 u32 tx_good_frames;
592 u32 tx_broadcast_frames;
593 u32 tx_multicast_frames;
594 u32 tx_pause_frames;
595 u32 tx_deferred_frames;
596 u32 tx_collision_frames;
597 u32 tx_single_coll_frames;
598 u32 tx_mult_coll_frames;
599 u32 tx_excessive_collisions;
600 u32 tx_late_collisions;
601 u32 tx_underrun;
602 u32 tx_carrier_sense_errors;
603 u32 tx_bytes;
604 u32 tx_64byte_frames;
605 u32 tx_65_to_127byte_frames;
606 u32 tx_128_to_255byte_frames;
607 u32 tx_256_to_511byte_frames;
608 u32 tx_512_to_1023byte_frames;
609 u32 tx_1024byte_frames;
610 u32 net_bytes;
611 u32 rx_sof_overruns;
612 u32 rx_mof_overruns;
613 u32 rx_dma_overruns;
614 };
615
616 #define GBE_MAX_HW_STAT_MODS 9
617 #define GBE_HW_STATS_REG_MAP_SZ 0x100
618
619 struct gbe_slave {
620 void __iomem *port_regs;
621 void __iomem *emac_regs;
622 struct gbe_port_regs_ofs port_regs_ofs;
623 struct gbe_emac_regs_ofs emac_regs_ofs;
624 int slave_num; /* 0 based logical number */
625 int port_num; /* actual port number */
626 atomic_t link_state;
627 bool open;
628 struct phy_device *phy;
629 u32 link_interface;
630 u32 mac_control;
631 u8 phy_port_t;
632 struct device_node *phy_node;
633 struct list_head slave_list;
634 };
635
636 struct gbe_priv {
637 struct device *dev;
638 struct netcp_device *netcp_device;
639 struct timer_list timer;
640 u32 num_slaves;
641 u32 ale_entries;
642 u32 ale_ports;
643 bool enable_ale;
644 u8 max_num_slaves;
645 u8 max_num_ports; /* max_num_slaves + 1 */
646 u8 num_stats_mods;
647 struct netcp_tx_pipe tx_pipe;
648
649 int host_port;
650 u32 rx_packet_max;
651 u32 ss_version;
652 u32 stats_en_mask;
653
654 void __iomem *ss_regs;
655 void __iomem *switch_regs;
656 void __iomem *host_port_regs;
657 void __iomem *ale_reg;
658 void __iomem *sgmii_port_regs;
659 void __iomem *sgmii_port34_regs;
660 void __iomem *xgbe_serdes_regs;
661 void __iomem *hw_stats_regs[GBE_MAX_HW_STAT_MODS];
662
663 struct gbe_ss_regs_ofs ss_regs_ofs;
664 struct gbe_switch_regs_ofs switch_regs_ofs;
665 struct gbe_host_port_regs_ofs host_port_regs_ofs;
666
667 struct cpsw_ale *ale;
668 unsigned int tx_queue_id;
669 const char *dma_chan_name;
670
671 struct list_head gbe_intf_head;
672 struct list_head secondary_slaves;
673 struct net_device *dummy_ndev;
674
675 u64 *hw_stats;
676 u32 *hw_stats_prev;
677 const struct netcp_ethtool_stat *et_stats;
678 int num_et_stats;
679 /* Lock for updating the hwstats */
680 spinlock_t hw_stats_lock;
681 };
682
683 struct gbe_intf {
684 struct net_device *ndev;
685 struct device *dev;
686 struct gbe_priv *gbe_dev;
687 struct netcp_tx_pipe tx_pipe;
688 struct gbe_slave *slave;
689 struct list_head gbe_intf_list;
690 unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
691 };
692
693 static struct netcp_module gbe_module;
694 static struct netcp_module xgbe_module;
695
696 /* Statistic management */
697 struct netcp_ethtool_stat {
698 char desc[ETH_GSTRING_LEN];
699 int type;
700 u32 size;
701 int offset;
702 };
703
704 #define GBE_STATSA_INFO(field) \
705 { \
706 "GBE_A:"#field, GBE_STATSA_MODULE, \
707 FIELD_SIZEOF(struct gbe_hw_stats, field), \
708 offsetof(struct gbe_hw_stats, field) \
709 }
710
711 #define GBE_STATSB_INFO(field) \
712 { \
713 "GBE_B:"#field, GBE_STATSB_MODULE, \
714 FIELD_SIZEOF(struct gbe_hw_stats, field), \
715 offsetof(struct gbe_hw_stats, field) \
716 }
717
718 #define GBE_STATSC_INFO(field) \
719 { \
720 "GBE_C:"#field, GBE_STATSC_MODULE, \
721 FIELD_SIZEOF(struct gbe_hw_stats, field), \
722 offsetof(struct gbe_hw_stats, field) \
723 }
724
725 #define GBE_STATSD_INFO(field) \
726 { \
727 "GBE_D:"#field, GBE_STATSD_MODULE, \
728 FIELD_SIZEOF(struct gbe_hw_stats, field), \
729 offsetof(struct gbe_hw_stats, field) \
730 }
731
732 static const struct netcp_ethtool_stat gbe13_et_stats[] = {
733 /* GBE module A */
734 GBE_STATSA_INFO(rx_good_frames),
735 GBE_STATSA_INFO(rx_broadcast_frames),
736 GBE_STATSA_INFO(rx_multicast_frames),
737 GBE_STATSA_INFO(rx_pause_frames),
738 GBE_STATSA_INFO(rx_crc_errors),
739 GBE_STATSA_INFO(rx_align_code_errors),
740 GBE_STATSA_INFO(rx_oversized_frames),
741 GBE_STATSA_INFO(rx_jabber_frames),
742 GBE_STATSA_INFO(rx_undersized_frames),
743 GBE_STATSA_INFO(rx_fragments),
744 GBE_STATSA_INFO(rx_bytes),
745 GBE_STATSA_INFO(tx_good_frames),
746 GBE_STATSA_INFO(tx_broadcast_frames),
747 GBE_STATSA_INFO(tx_multicast_frames),
748 GBE_STATSA_INFO(tx_pause_frames),
749 GBE_STATSA_INFO(tx_deferred_frames),
750 GBE_STATSA_INFO(tx_collision_frames),
751 GBE_STATSA_INFO(tx_single_coll_frames),
752 GBE_STATSA_INFO(tx_mult_coll_frames),
753 GBE_STATSA_INFO(tx_excessive_collisions),
754 GBE_STATSA_INFO(tx_late_collisions),
755 GBE_STATSA_INFO(tx_underrun),
756 GBE_STATSA_INFO(tx_carrier_sense_errors),
757 GBE_STATSA_INFO(tx_bytes),
758 GBE_STATSA_INFO(tx_64byte_frames),
759 GBE_STATSA_INFO(tx_65_to_127byte_frames),
760 GBE_STATSA_INFO(tx_128_to_255byte_frames),
761 GBE_STATSA_INFO(tx_256_to_511byte_frames),
762 GBE_STATSA_INFO(tx_512_to_1023byte_frames),
763 GBE_STATSA_INFO(tx_1024byte_frames),
764 GBE_STATSA_INFO(net_bytes),
765 GBE_STATSA_INFO(rx_sof_overruns),
766 GBE_STATSA_INFO(rx_mof_overruns),
767 GBE_STATSA_INFO(rx_dma_overruns),
768 /* GBE module B */
769 GBE_STATSB_INFO(rx_good_frames),
770 GBE_STATSB_INFO(rx_broadcast_frames),
771 GBE_STATSB_INFO(rx_multicast_frames),
772 GBE_STATSB_INFO(rx_pause_frames),
773 GBE_STATSB_INFO(rx_crc_errors),
774 GBE_STATSB_INFO(rx_align_code_errors),
775 GBE_STATSB_INFO(rx_oversized_frames),
776 GBE_STATSB_INFO(rx_jabber_frames),
777 GBE_STATSB_INFO(rx_undersized_frames),
778 GBE_STATSB_INFO(rx_fragments),
779 GBE_STATSB_INFO(rx_bytes),
780 GBE_STATSB_INFO(tx_good_frames),
781 GBE_STATSB_INFO(tx_broadcast_frames),
782 GBE_STATSB_INFO(tx_multicast_frames),
783 GBE_STATSB_INFO(tx_pause_frames),
784 GBE_STATSB_INFO(tx_deferred_frames),
785 GBE_STATSB_INFO(tx_collision_frames),
786 GBE_STATSB_INFO(tx_single_coll_frames),
787 GBE_STATSB_INFO(tx_mult_coll_frames),
788 GBE_STATSB_INFO(tx_excessive_collisions),
789 GBE_STATSB_INFO(tx_late_collisions),
790 GBE_STATSB_INFO(tx_underrun),
791 GBE_STATSB_INFO(tx_carrier_sense_errors),
792 GBE_STATSB_INFO(tx_bytes),
793 GBE_STATSB_INFO(tx_64byte_frames),
794 GBE_STATSB_INFO(tx_65_to_127byte_frames),
795 GBE_STATSB_INFO(tx_128_to_255byte_frames),
796 GBE_STATSB_INFO(tx_256_to_511byte_frames),
797 GBE_STATSB_INFO(tx_512_to_1023byte_frames),
798 GBE_STATSB_INFO(tx_1024byte_frames),
799 GBE_STATSB_INFO(net_bytes),
800 GBE_STATSB_INFO(rx_sof_overruns),
801 GBE_STATSB_INFO(rx_mof_overruns),
802 GBE_STATSB_INFO(rx_dma_overruns),
803 /* GBE module C */
804 GBE_STATSC_INFO(rx_good_frames),
805 GBE_STATSC_INFO(rx_broadcast_frames),
806 GBE_STATSC_INFO(rx_multicast_frames),
807 GBE_STATSC_INFO(rx_pause_frames),
808 GBE_STATSC_INFO(rx_crc_errors),
809 GBE_STATSC_INFO(rx_align_code_errors),
810 GBE_STATSC_INFO(rx_oversized_frames),
811 GBE_STATSC_INFO(rx_jabber_frames),
812 GBE_STATSC_INFO(rx_undersized_frames),
813 GBE_STATSC_INFO(rx_fragments),
814 GBE_STATSC_INFO(rx_bytes),
815 GBE_STATSC_INFO(tx_good_frames),
816 GBE_STATSC_INFO(tx_broadcast_frames),
817 GBE_STATSC_INFO(tx_multicast_frames),
818 GBE_STATSC_INFO(tx_pause_frames),
819 GBE_STATSC_INFO(tx_deferred_frames),
820 GBE_STATSC_INFO(tx_collision_frames),
821 GBE_STATSC_INFO(tx_single_coll_frames),
822 GBE_STATSC_INFO(tx_mult_coll_frames),
823 GBE_STATSC_INFO(tx_excessive_collisions),
824 GBE_STATSC_INFO(tx_late_collisions),
825 GBE_STATSC_INFO(tx_underrun),
826 GBE_STATSC_INFO(tx_carrier_sense_errors),
827 GBE_STATSC_INFO(tx_bytes),
828 GBE_STATSC_INFO(tx_64byte_frames),
829 GBE_STATSC_INFO(tx_65_to_127byte_frames),
830 GBE_STATSC_INFO(tx_128_to_255byte_frames),
831 GBE_STATSC_INFO(tx_256_to_511byte_frames),
832 GBE_STATSC_INFO(tx_512_to_1023byte_frames),
833 GBE_STATSC_INFO(tx_1024byte_frames),
834 GBE_STATSC_INFO(net_bytes),
835 GBE_STATSC_INFO(rx_sof_overruns),
836 GBE_STATSC_INFO(rx_mof_overruns),
837 GBE_STATSC_INFO(rx_dma_overruns),
838 /* GBE module D */
839 GBE_STATSD_INFO(rx_good_frames),
840 GBE_STATSD_INFO(rx_broadcast_frames),
841 GBE_STATSD_INFO(rx_multicast_frames),
842 GBE_STATSD_INFO(rx_pause_frames),
843 GBE_STATSD_INFO(rx_crc_errors),
844 GBE_STATSD_INFO(rx_align_code_errors),
845 GBE_STATSD_INFO(rx_oversized_frames),
846 GBE_STATSD_INFO(rx_jabber_frames),
847 GBE_STATSD_INFO(rx_undersized_frames),
848 GBE_STATSD_INFO(rx_fragments),
849 GBE_STATSD_INFO(rx_bytes),
850 GBE_STATSD_INFO(tx_good_frames),
851 GBE_STATSD_INFO(tx_broadcast_frames),
852 GBE_STATSD_INFO(tx_multicast_frames),
853 GBE_STATSD_INFO(tx_pause_frames),
854 GBE_STATSD_INFO(tx_deferred_frames),
855 GBE_STATSD_INFO(tx_collision_frames),
856 GBE_STATSD_INFO(tx_single_coll_frames),
857 GBE_STATSD_INFO(tx_mult_coll_frames),
858 GBE_STATSD_INFO(tx_excessive_collisions),
859 GBE_STATSD_INFO(tx_late_collisions),
860 GBE_STATSD_INFO(tx_underrun),
861 GBE_STATSD_INFO(tx_carrier_sense_errors),
862 GBE_STATSD_INFO(tx_bytes),
863 GBE_STATSD_INFO(tx_64byte_frames),
864 GBE_STATSD_INFO(tx_65_to_127byte_frames),
865 GBE_STATSD_INFO(tx_128_to_255byte_frames),
866 GBE_STATSD_INFO(tx_256_to_511byte_frames),
867 GBE_STATSD_INFO(tx_512_to_1023byte_frames),
868 GBE_STATSD_INFO(tx_1024byte_frames),
869 GBE_STATSD_INFO(net_bytes),
870 GBE_STATSD_INFO(rx_sof_overruns),
871 GBE_STATSD_INFO(rx_mof_overruns),
872 GBE_STATSD_INFO(rx_dma_overruns),
873 };
874
875 /* This is the size of entries in GBENU_STATS_HOST */
876 #define GBENU_ET_STATS_HOST_SIZE 52
877
878 #define GBENU_STATS_HOST(field) \
879 { \
880 "GBE_HOST:"#field, GBENU_STATS0_MODULE, \
881 FIELD_SIZEOF(struct gbenu_hw_stats, field), \
882 offsetof(struct gbenu_hw_stats, field) \
883 }
884
885 /* This is the size of entries in GBENU_STATS_PORT */
886 #define GBENU_ET_STATS_PORT_SIZE 65
887
888 #define GBENU_STATS_P1(field) \
889 { \
890 "GBE_P1:"#field, GBENU_STATS1_MODULE, \
891 FIELD_SIZEOF(struct gbenu_hw_stats, field), \
892 offsetof(struct gbenu_hw_stats, field) \
893 }
894
895 #define GBENU_STATS_P2(field) \
896 { \
897 "GBE_P2:"#field, GBENU_STATS2_MODULE, \
898 FIELD_SIZEOF(struct gbenu_hw_stats, field), \
899 offsetof(struct gbenu_hw_stats, field) \
900 }
901
902 #define GBENU_STATS_P3(field) \
903 { \
904 "GBE_P3:"#field, GBENU_STATS3_MODULE, \
905 FIELD_SIZEOF(struct gbenu_hw_stats, field), \
906 offsetof(struct gbenu_hw_stats, field) \
907 }
908
909 #define GBENU_STATS_P4(field) \
910 { \
911 "GBE_P4:"#field, GBENU_STATS4_MODULE, \
912 FIELD_SIZEOF(struct gbenu_hw_stats, field), \
913 offsetof(struct gbenu_hw_stats, field) \
914 }
915
916 #define GBENU_STATS_P5(field) \
917 { \
918 "GBE_P5:"#field, GBENU_STATS5_MODULE, \
919 FIELD_SIZEOF(struct gbenu_hw_stats, field), \
920 offsetof(struct gbenu_hw_stats, field) \
921 }
922
923 #define GBENU_STATS_P6(field) \
924 { \
925 "GBE_P6:"#field, GBENU_STATS6_MODULE, \
926 FIELD_SIZEOF(struct gbenu_hw_stats, field), \
927 offsetof(struct gbenu_hw_stats, field) \
928 }
929
930 #define GBENU_STATS_P7(field) \
931 { \
932 "GBE_P7:"#field, GBENU_STATS7_MODULE, \
933 FIELD_SIZEOF(struct gbenu_hw_stats, field), \
934 offsetof(struct gbenu_hw_stats, field) \
935 }
936
937 #define GBENU_STATS_P8(field) \
938 { \
939 "GBE_P8:"#field, GBENU_STATS8_MODULE, \
940 FIELD_SIZEOF(struct gbenu_hw_stats, field), \
941 offsetof(struct gbenu_hw_stats, field) \
942 }
943
944 static const struct netcp_ethtool_stat gbenu_et_stats[] = {
945 /* GBENU Host Module */
946 GBENU_STATS_HOST(rx_good_frames),
947 GBENU_STATS_HOST(rx_broadcast_frames),
948 GBENU_STATS_HOST(rx_multicast_frames),
949 GBENU_STATS_HOST(rx_crc_errors),
950 GBENU_STATS_HOST(rx_oversized_frames),
951 GBENU_STATS_HOST(rx_undersized_frames),
952 GBENU_STATS_HOST(ale_drop),
953 GBENU_STATS_HOST(ale_overrun_drop),
954 GBENU_STATS_HOST(rx_bytes),
955 GBENU_STATS_HOST(tx_good_frames),
956 GBENU_STATS_HOST(tx_broadcast_frames),
957 GBENU_STATS_HOST(tx_multicast_frames),
958 GBENU_STATS_HOST(tx_bytes),
959 GBENU_STATS_HOST(tx_64B_frames),
960 GBENU_STATS_HOST(tx_65_to_127B_frames),
961 GBENU_STATS_HOST(tx_128_to_255B_frames),
962 GBENU_STATS_HOST(tx_256_to_511B_frames),
963 GBENU_STATS_HOST(tx_512_to_1023B_frames),
964 GBENU_STATS_HOST(tx_1024B_frames),
965 GBENU_STATS_HOST(net_bytes),
966 GBENU_STATS_HOST(rx_bottom_fifo_drop),
967 GBENU_STATS_HOST(rx_port_mask_drop),
968 GBENU_STATS_HOST(rx_top_fifo_drop),
969 GBENU_STATS_HOST(ale_rate_limit_drop),
970 GBENU_STATS_HOST(ale_vid_ingress_drop),
971 GBENU_STATS_HOST(ale_da_eq_sa_drop),
972 GBENU_STATS_HOST(ale_unknown_ucast),
973 GBENU_STATS_HOST(ale_unknown_ucast_bytes),
974 GBENU_STATS_HOST(ale_unknown_mcast),
975 GBENU_STATS_HOST(ale_unknown_mcast_bytes),
976 GBENU_STATS_HOST(ale_unknown_bcast),
977 GBENU_STATS_HOST(ale_unknown_bcast_bytes),
978 GBENU_STATS_HOST(ale_pol_match),
979 GBENU_STATS_HOST(ale_pol_match_red),
980 GBENU_STATS_HOST(ale_pol_match_yellow),
981 GBENU_STATS_HOST(tx_mem_protect_err),
982 GBENU_STATS_HOST(tx_pri0_drop),
983 GBENU_STATS_HOST(tx_pri1_drop),
984 GBENU_STATS_HOST(tx_pri2_drop),
985 GBENU_STATS_HOST(tx_pri3_drop),
986 GBENU_STATS_HOST(tx_pri4_drop),
987 GBENU_STATS_HOST(tx_pri5_drop),
988 GBENU_STATS_HOST(tx_pri6_drop),
989 GBENU_STATS_HOST(tx_pri7_drop),
990 GBENU_STATS_HOST(tx_pri0_drop_bcnt),
991 GBENU_STATS_HOST(tx_pri1_drop_bcnt),
992 GBENU_STATS_HOST(tx_pri2_drop_bcnt),
993 GBENU_STATS_HOST(tx_pri3_drop_bcnt),
994 GBENU_STATS_HOST(tx_pri4_drop_bcnt),
995 GBENU_STATS_HOST(tx_pri5_drop_bcnt),
996 GBENU_STATS_HOST(tx_pri6_drop_bcnt),
997 GBENU_STATS_HOST(tx_pri7_drop_bcnt),
998 /* GBENU Module 1 */
999 GBENU_STATS_P1(rx_good_frames),
1000 GBENU_STATS_P1(rx_broadcast_frames),
1001 GBENU_STATS_P1(rx_multicast_frames),
1002 GBENU_STATS_P1(rx_pause_frames),
1003 GBENU_STATS_P1(rx_crc_errors),
1004 GBENU_STATS_P1(rx_align_code_errors),
1005 GBENU_STATS_P1(rx_oversized_frames),
1006 GBENU_STATS_P1(rx_jabber_frames),
1007 GBENU_STATS_P1(rx_undersized_frames),
1008 GBENU_STATS_P1(rx_fragments),
1009 GBENU_STATS_P1(ale_drop),
1010 GBENU_STATS_P1(ale_overrun_drop),
1011 GBENU_STATS_P1(rx_bytes),
1012 GBENU_STATS_P1(tx_good_frames),
1013 GBENU_STATS_P1(tx_broadcast_frames),
1014 GBENU_STATS_P1(tx_multicast_frames),
1015 GBENU_STATS_P1(tx_pause_frames),
1016 GBENU_STATS_P1(tx_deferred_frames),
1017 GBENU_STATS_P1(tx_collision_frames),
1018 GBENU_STATS_P1(tx_single_coll_frames),
1019 GBENU_STATS_P1(tx_mult_coll_frames),
1020 GBENU_STATS_P1(tx_excessive_collisions),
1021 GBENU_STATS_P1(tx_late_collisions),
1022 GBENU_STATS_P1(rx_ipg_error),
1023 GBENU_STATS_P1(tx_carrier_sense_errors),
1024 GBENU_STATS_P1(tx_bytes),
1025 GBENU_STATS_P1(tx_64B_frames),
1026 GBENU_STATS_P1(tx_65_to_127B_frames),
1027 GBENU_STATS_P1(tx_128_to_255B_frames),
1028 GBENU_STATS_P1(tx_256_to_511B_frames),
1029 GBENU_STATS_P1(tx_512_to_1023B_frames),
1030 GBENU_STATS_P1(tx_1024B_frames),
1031 GBENU_STATS_P1(net_bytes),
1032 GBENU_STATS_P1(rx_bottom_fifo_drop),
1033 GBENU_STATS_P1(rx_port_mask_drop),
1034 GBENU_STATS_P1(rx_top_fifo_drop),
1035 GBENU_STATS_P1(ale_rate_limit_drop),
1036 GBENU_STATS_P1(ale_vid_ingress_drop),
1037 GBENU_STATS_P1(ale_da_eq_sa_drop),
1038 GBENU_STATS_P1(ale_unknown_ucast),
1039 GBENU_STATS_P1(ale_unknown_ucast_bytes),
1040 GBENU_STATS_P1(ale_unknown_mcast),
1041 GBENU_STATS_P1(ale_unknown_mcast_bytes),
1042 GBENU_STATS_P1(ale_unknown_bcast),
1043 GBENU_STATS_P1(ale_unknown_bcast_bytes),
1044 GBENU_STATS_P1(ale_pol_match),
1045 GBENU_STATS_P1(ale_pol_match_red),
1046 GBENU_STATS_P1(ale_pol_match_yellow),
1047 GBENU_STATS_P1(tx_mem_protect_err),
1048 GBENU_STATS_P1(tx_pri0_drop),
1049 GBENU_STATS_P1(tx_pri1_drop),
1050 GBENU_STATS_P1(tx_pri2_drop),
1051 GBENU_STATS_P1(tx_pri3_drop),
1052 GBENU_STATS_P1(tx_pri4_drop),
1053 GBENU_STATS_P1(tx_pri5_drop),
1054 GBENU_STATS_P1(tx_pri6_drop),
1055 GBENU_STATS_P1(tx_pri7_drop),
1056 GBENU_STATS_P1(tx_pri0_drop_bcnt),
1057 GBENU_STATS_P1(tx_pri1_drop_bcnt),
1058 GBENU_STATS_P1(tx_pri2_drop_bcnt),
1059 GBENU_STATS_P1(tx_pri3_drop_bcnt),
1060 GBENU_STATS_P1(tx_pri4_drop_bcnt),
1061 GBENU_STATS_P1(tx_pri5_drop_bcnt),
1062 GBENU_STATS_P1(tx_pri6_drop_bcnt),
1063 GBENU_STATS_P1(tx_pri7_drop_bcnt),
1064 /* GBENU Module 2 */
1065 GBENU_STATS_P2(rx_good_frames),
1066 GBENU_STATS_P2(rx_broadcast_frames),
1067 GBENU_STATS_P2(rx_multicast_frames),
1068 GBENU_STATS_P2(rx_pause_frames),
1069 GBENU_STATS_P2(rx_crc_errors),
1070 GBENU_STATS_P2(rx_align_code_errors),
1071 GBENU_STATS_P2(rx_oversized_frames),
1072 GBENU_STATS_P2(rx_jabber_frames),
1073 GBENU_STATS_P2(rx_undersized_frames),
1074 GBENU_STATS_P2(rx_fragments),
1075 GBENU_STATS_P2(ale_drop),
1076 GBENU_STATS_P2(ale_overrun_drop),
1077 GBENU_STATS_P2(rx_bytes),
1078 GBENU_STATS_P2(tx_good_frames),
1079 GBENU_STATS_P2(tx_broadcast_frames),
1080 GBENU_STATS_P2(tx_multicast_frames),
1081 GBENU_STATS_P2(tx_pause_frames),
1082 GBENU_STATS_P2(tx_deferred_frames),
1083 GBENU_STATS_P2(tx_collision_frames),
1084 GBENU_STATS_P2(tx_single_coll_frames),
1085 GBENU_STATS_P2(tx_mult_coll_frames),
1086 GBENU_STATS_P2(tx_excessive_collisions),
1087 GBENU_STATS_P2(tx_late_collisions),
1088 GBENU_STATS_P2(rx_ipg_error),
1089 GBENU_STATS_P2(tx_carrier_sense_errors),
1090 GBENU_STATS_P2(tx_bytes),
1091 GBENU_STATS_P2(tx_64B_frames),
1092 GBENU_STATS_P2(tx_65_to_127B_frames),
1093 GBENU_STATS_P2(tx_128_to_255B_frames),
1094 GBENU_STATS_P2(tx_256_to_511B_frames),
1095 GBENU_STATS_P2(tx_512_to_1023B_frames),
1096 GBENU_STATS_P2(tx_1024B_frames),
1097 GBENU_STATS_P2(net_bytes),
1098 GBENU_STATS_P2(rx_bottom_fifo_drop),
1099 GBENU_STATS_P2(rx_port_mask_drop),
1100 GBENU_STATS_P2(rx_top_fifo_drop),
1101 GBENU_STATS_P2(ale_rate_limit_drop),
1102 GBENU_STATS_P2(ale_vid_ingress_drop),
1103 GBENU_STATS_P2(ale_da_eq_sa_drop),
1104 GBENU_STATS_P2(ale_unknown_ucast),
1105 GBENU_STATS_P2(ale_unknown_ucast_bytes),
1106 GBENU_STATS_P2(ale_unknown_mcast),
1107 GBENU_STATS_P2(ale_unknown_mcast_bytes),
1108 GBENU_STATS_P2(ale_unknown_bcast),
1109 GBENU_STATS_P2(ale_unknown_bcast_bytes),
1110 GBENU_STATS_P2(ale_pol_match),
1111 GBENU_STATS_P2(ale_pol_match_red),
1112 GBENU_STATS_P2(ale_pol_match_yellow),
1113 GBENU_STATS_P2(tx_mem_protect_err),
1114 GBENU_STATS_P2(tx_pri0_drop),
1115 GBENU_STATS_P2(tx_pri1_drop),
1116 GBENU_STATS_P2(tx_pri2_drop),
1117 GBENU_STATS_P2(tx_pri3_drop),
1118 GBENU_STATS_P2(tx_pri4_drop),
1119 GBENU_STATS_P2(tx_pri5_drop),
1120 GBENU_STATS_P2(tx_pri6_drop),
1121 GBENU_STATS_P2(tx_pri7_drop),
1122 GBENU_STATS_P2(tx_pri0_drop_bcnt),
1123 GBENU_STATS_P2(tx_pri1_drop_bcnt),
1124 GBENU_STATS_P2(tx_pri2_drop_bcnt),
1125 GBENU_STATS_P2(tx_pri3_drop_bcnt),
1126 GBENU_STATS_P2(tx_pri4_drop_bcnt),
1127 GBENU_STATS_P2(tx_pri5_drop_bcnt),
1128 GBENU_STATS_P2(tx_pri6_drop_bcnt),
1129 GBENU_STATS_P2(tx_pri7_drop_bcnt),
1130 /* GBENU Module 3 */
1131 GBENU_STATS_P3(rx_good_frames),
1132 GBENU_STATS_P3(rx_broadcast_frames),
1133 GBENU_STATS_P3(rx_multicast_frames),
1134 GBENU_STATS_P3(rx_pause_frames),
1135 GBENU_STATS_P3(rx_crc_errors),
1136 GBENU_STATS_P3(rx_align_code_errors),
1137 GBENU_STATS_P3(rx_oversized_frames),
1138 GBENU_STATS_P3(rx_jabber_frames),
1139 GBENU_STATS_P3(rx_undersized_frames),
1140 GBENU_STATS_P3(rx_fragments),
1141 GBENU_STATS_P3(ale_drop),
1142 GBENU_STATS_P3(ale_overrun_drop),
1143 GBENU_STATS_P3(rx_bytes),
1144 GBENU_STATS_P3(tx_good_frames),
1145 GBENU_STATS_P3(tx_broadcast_frames),
1146 GBENU_STATS_P3(tx_multicast_frames),
1147 GBENU_STATS_P3(tx_pause_frames),
1148 GBENU_STATS_P3(tx_deferred_frames),
1149 GBENU_STATS_P3(tx_collision_frames),
1150 GBENU_STATS_P3(tx_single_coll_frames),
1151 GBENU_STATS_P3(tx_mult_coll_frames),
1152 GBENU_STATS_P3(tx_excessive_collisions),
1153 GBENU_STATS_P3(tx_late_collisions),
1154 GBENU_STATS_P3(rx_ipg_error),
1155 GBENU_STATS_P3(tx_carrier_sense_errors),
1156 GBENU_STATS_P3(tx_bytes),
1157 GBENU_STATS_P3(tx_64B_frames),
1158 GBENU_STATS_P3(tx_65_to_127B_frames),
1159 GBENU_STATS_P3(tx_128_to_255B_frames),
1160 GBENU_STATS_P3(tx_256_to_511B_frames),
1161 GBENU_STATS_P3(tx_512_to_1023B_frames),
1162 GBENU_STATS_P3(tx_1024B_frames),
1163 GBENU_STATS_P3(net_bytes),
1164 GBENU_STATS_P3(rx_bottom_fifo_drop),
1165 GBENU_STATS_P3(rx_port_mask_drop),
1166 GBENU_STATS_P3(rx_top_fifo_drop),
1167 GBENU_STATS_P3(ale_rate_limit_drop),
1168 GBENU_STATS_P3(ale_vid_ingress_drop),
1169 GBENU_STATS_P3(ale_da_eq_sa_drop),
1170 GBENU_STATS_P3(ale_unknown_ucast),
1171 GBENU_STATS_P3(ale_unknown_ucast_bytes),
1172 GBENU_STATS_P3(ale_unknown_mcast),
1173 GBENU_STATS_P3(ale_unknown_mcast_bytes),
1174 GBENU_STATS_P3(ale_unknown_bcast),
1175 GBENU_STATS_P3(ale_unknown_bcast_bytes),
1176 GBENU_STATS_P3(ale_pol_match),
1177 GBENU_STATS_P3(ale_pol_match_red),
1178 GBENU_STATS_P3(ale_pol_match_yellow),
1179 GBENU_STATS_P3(tx_mem_protect_err),
1180 GBENU_STATS_P3(tx_pri0_drop),
1181 GBENU_STATS_P3(tx_pri1_drop),
1182 GBENU_STATS_P3(tx_pri2_drop),
1183 GBENU_STATS_P3(tx_pri3_drop),
1184 GBENU_STATS_P3(tx_pri4_drop),
1185 GBENU_STATS_P3(tx_pri5_drop),
1186 GBENU_STATS_P3(tx_pri6_drop),
1187 GBENU_STATS_P3(tx_pri7_drop),
1188 GBENU_STATS_P3(tx_pri0_drop_bcnt),
1189 GBENU_STATS_P3(tx_pri1_drop_bcnt),
1190 GBENU_STATS_P3(tx_pri2_drop_bcnt),
1191 GBENU_STATS_P3(tx_pri3_drop_bcnt),
1192 GBENU_STATS_P3(tx_pri4_drop_bcnt),
1193 GBENU_STATS_P3(tx_pri5_drop_bcnt),
1194 GBENU_STATS_P3(tx_pri6_drop_bcnt),
1195 GBENU_STATS_P3(tx_pri7_drop_bcnt),
1196 /* GBENU Module 4 */
1197 GBENU_STATS_P4(rx_good_frames),
1198 GBENU_STATS_P4(rx_broadcast_frames),
1199 GBENU_STATS_P4(rx_multicast_frames),
1200 GBENU_STATS_P4(rx_pause_frames),
1201 GBENU_STATS_P4(rx_crc_errors),
1202 GBENU_STATS_P4(rx_align_code_errors),
1203 GBENU_STATS_P4(rx_oversized_frames),
1204 GBENU_STATS_P4(rx_jabber_frames),
1205 GBENU_STATS_P4(rx_undersized_frames),
1206 GBENU_STATS_P4(rx_fragments),
1207 GBENU_STATS_P4(ale_drop),
1208 GBENU_STATS_P4(ale_overrun_drop),
1209 GBENU_STATS_P4(rx_bytes),
1210 GBENU_STATS_P4(tx_good_frames),
1211 GBENU_STATS_P4(tx_broadcast_frames),
1212 GBENU_STATS_P4(tx_multicast_frames),
1213 GBENU_STATS_P4(tx_pause_frames),
1214 GBENU_STATS_P4(tx_deferred_frames),
1215 GBENU_STATS_P4(tx_collision_frames),
1216 GBENU_STATS_P4(tx_single_coll_frames),
1217 GBENU_STATS_P4(tx_mult_coll_frames),
1218 GBENU_STATS_P4(tx_excessive_collisions),
1219 GBENU_STATS_P4(tx_late_collisions),
1220 GBENU_STATS_P4(rx_ipg_error),
1221 GBENU_STATS_P4(tx_carrier_sense_errors),
1222 GBENU_STATS_P4(tx_bytes),
1223 GBENU_STATS_P4(tx_64B_frames),
1224 GBENU_STATS_P4(tx_65_to_127B_frames),
1225 GBENU_STATS_P4(tx_128_to_255B_frames),
1226 GBENU_STATS_P4(tx_256_to_511B_frames),
1227 GBENU_STATS_P4(tx_512_to_1023B_frames),
1228 GBENU_STATS_P4(tx_1024B_frames),
1229 GBENU_STATS_P4(net_bytes),
1230 GBENU_STATS_P4(rx_bottom_fifo_drop),
1231 GBENU_STATS_P4(rx_port_mask_drop),
1232 GBENU_STATS_P4(rx_top_fifo_drop),
1233 GBENU_STATS_P4(ale_rate_limit_drop),
1234 GBENU_STATS_P4(ale_vid_ingress_drop),
1235 GBENU_STATS_P4(ale_da_eq_sa_drop),
1236 GBENU_STATS_P4(ale_unknown_ucast),
1237 GBENU_STATS_P4(ale_unknown_ucast_bytes),
1238 GBENU_STATS_P4(ale_unknown_mcast),
1239 GBENU_STATS_P4(ale_unknown_mcast_bytes),
1240 GBENU_STATS_P4(ale_unknown_bcast),
1241 GBENU_STATS_P4(ale_unknown_bcast_bytes),
1242 GBENU_STATS_P4(ale_pol_match),
1243 GBENU_STATS_P4(ale_pol_match_red),
1244 GBENU_STATS_P4(ale_pol_match_yellow),
1245 GBENU_STATS_P4(tx_mem_protect_err),
1246 GBENU_STATS_P4(tx_pri0_drop),
1247 GBENU_STATS_P4(tx_pri1_drop),
1248 GBENU_STATS_P4(tx_pri2_drop),
1249 GBENU_STATS_P4(tx_pri3_drop),
1250 GBENU_STATS_P4(tx_pri4_drop),
1251 GBENU_STATS_P4(tx_pri5_drop),
1252 GBENU_STATS_P4(tx_pri6_drop),
1253 GBENU_STATS_P4(tx_pri7_drop),
1254 GBENU_STATS_P4(tx_pri0_drop_bcnt),
1255 GBENU_STATS_P4(tx_pri1_drop_bcnt),
1256 GBENU_STATS_P4(tx_pri2_drop_bcnt),
1257 GBENU_STATS_P4(tx_pri3_drop_bcnt),
1258 GBENU_STATS_P4(tx_pri4_drop_bcnt),
1259 GBENU_STATS_P4(tx_pri5_drop_bcnt),
1260 GBENU_STATS_P4(tx_pri6_drop_bcnt),
1261 GBENU_STATS_P4(tx_pri7_drop_bcnt),
1262 /* GBENU Module 5 */
1263 GBENU_STATS_P5(rx_good_frames),
1264 GBENU_STATS_P5(rx_broadcast_frames),
1265 GBENU_STATS_P5(rx_multicast_frames),
1266 GBENU_STATS_P5(rx_pause_frames),
1267 GBENU_STATS_P5(rx_crc_errors),
1268 GBENU_STATS_P5(rx_align_code_errors),
1269 GBENU_STATS_P5(rx_oversized_frames),
1270 GBENU_STATS_P5(rx_jabber_frames),
1271 GBENU_STATS_P5(rx_undersized_frames),
1272 GBENU_STATS_P5(rx_fragments),
1273 GBENU_STATS_P5(ale_drop),
1274 GBENU_STATS_P5(ale_overrun_drop),
1275 GBENU_STATS_P5(rx_bytes),
1276 GBENU_STATS_P5(tx_good_frames),
1277 GBENU_STATS_P5(tx_broadcast_frames),
1278 GBENU_STATS_P5(tx_multicast_frames),
1279 GBENU_STATS_P5(tx_pause_frames),
1280 GBENU_STATS_P5(tx_deferred_frames),
1281 GBENU_STATS_P5(tx_collision_frames),
1282 GBENU_STATS_P5(tx_single_coll_frames),
1283 GBENU_STATS_P5(tx_mult_coll_frames),
1284 GBENU_STATS_P5(tx_excessive_collisions),
1285 GBENU_STATS_P5(tx_late_collisions),
1286 GBENU_STATS_P5(rx_ipg_error),
1287 GBENU_STATS_P5(tx_carrier_sense_errors),
1288 GBENU_STATS_P5(tx_bytes),
1289 GBENU_STATS_P5(tx_64B_frames),
1290 GBENU_STATS_P5(tx_65_to_127B_frames),
1291 GBENU_STATS_P5(tx_128_to_255B_frames),
1292 GBENU_STATS_P5(tx_256_to_511B_frames),
1293 GBENU_STATS_P5(tx_512_to_1023B_frames),
1294 GBENU_STATS_P5(tx_1024B_frames),
1295 GBENU_STATS_P5(net_bytes),
1296 GBENU_STATS_P5(rx_bottom_fifo_drop),
1297 GBENU_STATS_P5(rx_port_mask_drop),
1298 GBENU_STATS_P5(rx_top_fifo_drop),
1299 GBENU_STATS_P5(ale_rate_limit_drop),
1300 GBENU_STATS_P5(ale_vid_ingress_drop),
1301 GBENU_STATS_P5(ale_da_eq_sa_drop),
1302 GBENU_STATS_P5(ale_unknown_ucast),
1303 GBENU_STATS_P5(ale_unknown_ucast_bytes),
1304 GBENU_STATS_P5(ale_unknown_mcast),
1305 GBENU_STATS_P5(ale_unknown_mcast_bytes),
1306 GBENU_STATS_P5(ale_unknown_bcast),
1307 GBENU_STATS_P5(ale_unknown_bcast_bytes),
1308 GBENU_STATS_P5(ale_pol_match),
1309 GBENU_STATS_P5(ale_pol_match_red),
1310 GBENU_STATS_P5(ale_pol_match_yellow),
1311 GBENU_STATS_P5(tx_mem_protect_err),
1312 GBENU_STATS_P5(tx_pri0_drop),
1313 GBENU_STATS_P5(tx_pri1_drop),
1314 GBENU_STATS_P5(tx_pri2_drop),
1315 GBENU_STATS_P5(tx_pri3_drop),
1316 GBENU_STATS_P5(tx_pri4_drop),
1317 GBENU_STATS_P5(tx_pri5_drop),
1318 GBENU_STATS_P5(tx_pri6_drop),
1319 GBENU_STATS_P5(tx_pri7_drop),
1320 GBENU_STATS_P5(tx_pri0_drop_bcnt),
1321 GBENU_STATS_P5(tx_pri1_drop_bcnt),
1322 GBENU_STATS_P5(tx_pri2_drop_bcnt),
1323 GBENU_STATS_P5(tx_pri3_drop_bcnt),
1324 GBENU_STATS_P5(tx_pri4_drop_bcnt),
1325 GBENU_STATS_P5(tx_pri5_drop_bcnt),
1326 GBENU_STATS_P5(tx_pri6_drop_bcnt),
1327 GBENU_STATS_P5(tx_pri7_drop_bcnt),
1328 /* GBENU Module 6 */
1329 GBENU_STATS_P6(rx_good_frames),
1330 GBENU_STATS_P6(rx_broadcast_frames),
1331 GBENU_STATS_P6(rx_multicast_frames),
1332 GBENU_STATS_P6(rx_pause_frames),
1333 GBENU_STATS_P6(rx_crc_errors),
1334 GBENU_STATS_P6(rx_align_code_errors),
1335 GBENU_STATS_P6(rx_oversized_frames),
1336 GBENU_STATS_P6(rx_jabber_frames),
1337 GBENU_STATS_P6(rx_undersized_frames),
1338 GBENU_STATS_P6(rx_fragments),
1339 GBENU_STATS_P6(ale_drop),
1340 GBENU_STATS_P6(ale_overrun_drop),
1341 GBENU_STATS_P6(rx_bytes),
1342 GBENU_STATS_P6(tx_good_frames),
1343 GBENU_STATS_P6(tx_broadcast_frames),
1344 GBENU_STATS_P6(tx_multicast_frames),
1345 GBENU_STATS_P6(tx_pause_frames),
1346 GBENU_STATS_P6(tx_deferred_frames),
1347 GBENU_STATS_P6(tx_collision_frames),
1348 GBENU_STATS_P6(tx_single_coll_frames),
1349 GBENU_STATS_P6(tx_mult_coll_frames),
1350 GBENU_STATS_P6(tx_excessive_collisions),
1351 GBENU_STATS_P6(tx_late_collisions),
1352 GBENU_STATS_P6(rx_ipg_error),
1353 GBENU_STATS_P6(tx_carrier_sense_errors),
1354 GBENU_STATS_P6(tx_bytes),
1355 GBENU_STATS_P6(tx_64B_frames),
1356 GBENU_STATS_P6(tx_65_to_127B_frames),
1357 GBENU_STATS_P6(tx_128_to_255B_frames),
1358 GBENU_STATS_P6(tx_256_to_511B_frames),
1359 GBENU_STATS_P6(tx_512_to_1023B_frames),
1360 GBENU_STATS_P6(tx_1024B_frames),
1361 GBENU_STATS_P6(net_bytes),
1362 GBENU_STATS_P6(rx_bottom_fifo_drop),
1363 GBENU_STATS_P6(rx_port_mask_drop),
1364 GBENU_STATS_P6(rx_top_fifo_drop),
1365 GBENU_STATS_P6(ale_rate_limit_drop),
1366 GBENU_STATS_P6(ale_vid_ingress_drop),
1367 GBENU_STATS_P6(ale_da_eq_sa_drop),
1368 GBENU_STATS_P6(ale_unknown_ucast),
1369 GBENU_STATS_P6(ale_unknown_ucast_bytes),
1370 GBENU_STATS_P6(ale_unknown_mcast),
1371 GBENU_STATS_P6(ale_unknown_mcast_bytes),
1372 GBENU_STATS_P6(ale_unknown_bcast),
1373 GBENU_STATS_P6(ale_unknown_bcast_bytes),
1374 GBENU_STATS_P6(ale_pol_match),
1375 GBENU_STATS_P6(ale_pol_match_red),
1376 GBENU_STATS_P6(ale_pol_match_yellow),
1377 GBENU_STATS_P6(tx_mem_protect_err),
1378 GBENU_STATS_P6(tx_pri0_drop),
1379 GBENU_STATS_P6(tx_pri1_drop),
1380 GBENU_STATS_P6(tx_pri2_drop),
1381 GBENU_STATS_P6(tx_pri3_drop),
1382 GBENU_STATS_P6(tx_pri4_drop),
1383 GBENU_STATS_P6(tx_pri5_drop),
1384 GBENU_STATS_P6(tx_pri6_drop),
1385 GBENU_STATS_P6(tx_pri7_drop),
1386 GBENU_STATS_P6(tx_pri0_drop_bcnt),
1387 GBENU_STATS_P6(tx_pri1_drop_bcnt),
1388 GBENU_STATS_P6(tx_pri2_drop_bcnt),
1389 GBENU_STATS_P6(tx_pri3_drop_bcnt),
1390 GBENU_STATS_P6(tx_pri4_drop_bcnt),
1391 GBENU_STATS_P6(tx_pri5_drop_bcnt),
1392 GBENU_STATS_P6(tx_pri6_drop_bcnt),
1393 GBENU_STATS_P6(tx_pri7_drop_bcnt),
1394 /* GBENU Module 7 */
1395 GBENU_STATS_P7(rx_good_frames),
1396 GBENU_STATS_P7(rx_broadcast_frames),
1397 GBENU_STATS_P7(rx_multicast_frames),
1398 GBENU_STATS_P7(rx_pause_frames),
1399 GBENU_STATS_P7(rx_crc_errors),
1400 GBENU_STATS_P7(rx_align_code_errors),
1401 GBENU_STATS_P7(rx_oversized_frames),
1402 GBENU_STATS_P7(rx_jabber_frames),
1403 GBENU_STATS_P7(rx_undersized_frames),
1404 GBENU_STATS_P7(rx_fragments),
1405 GBENU_STATS_P7(ale_drop),
1406 GBENU_STATS_P7(ale_overrun_drop),
1407 GBENU_STATS_P7(rx_bytes),
1408 GBENU_STATS_P7(tx_good_frames),
1409 GBENU_STATS_P7(tx_broadcast_frames),
1410 GBENU_STATS_P7(tx_multicast_frames),
1411 GBENU_STATS_P7(tx_pause_frames),
1412 GBENU_STATS_P7(tx_deferred_frames),
1413 GBENU_STATS_P7(tx_collision_frames),
1414 GBENU_STATS_P7(tx_single_coll_frames),
1415 GBENU_STATS_P7(tx_mult_coll_frames),
1416 GBENU_STATS_P7(tx_excessive_collisions),
1417 GBENU_STATS_P7(tx_late_collisions),
1418 GBENU_STATS_P7(rx_ipg_error),
1419 GBENU_STATS_P7(tx_carrier_sense_errors),
1420 GBENU_STATS_P7(tx_bytes),
1421 GBENU_STATS_P7(tx_64B_frames),
1422 GBENU_STATS_P7(tx_65_to_127B_frames),
1423 GBENU_STATS_P7(tx_128_to_255B_frames),
1424 GBENU_STATS_P7(tx_256_to_511B_frames),
1425 GBENU_STATS_P7(tx_512_to_1023B_frames),
1426 GBENU_STATS_P7(tx_1024B_frames),
1427 GBENU_STATS_P7(net_bytes),
1428 GBENU_STATS_P7(rx_bottom_fifo_drop),
1429 GBENU_STATS_P7(rx_port_mask_drop),
1430 GBENU_STATS_P7(rx_top_fifo_drop),
1431 GBENU_STATS_P7(ale_rate_limit_drop),
1432 GBENU_STATS_P7(ale_vid_ingress_drop),
1433 GBENU_STATS_P7(ale_da_eq_sa_drop),
1434 GBENU_STATS_P7(ale_unknown_ucast),
1435 GBENU_STATS_P7(ale_unknown_ucast_bytes),
1436 GBENU_STATS_P7(ale_unknown_mcast),
1437 GBENU_STATS_P7(ale_unknown_mcast_bytes),
1438 GBENU_STATS_P7(ale_unknown_bcast),
1439 GBENU_STATS_P7(ale_unknown_bcast_bytes),
1440 GBENU_STATS_P7(ale_pol_match),
1441 GBENU_STATS_P7(ale_pol_match_red),
1442 GBENU_STATS_P7(ale_pol_match_yellow),
1443 GBENU_STATS_P7(tx_mem_protect_err),
1444 GBENU_STATS_P7(tx_pri0_drop),
1445 GBENU_STATS_P7(tx_pri1_drop),
1446 GBENU_STATS_P7(tx_pri2_drop),
1447 GBENU_STATS_P7(tx_pri3_drop),
1448 GBENU_STATS_P7(tx_pri4_drop),
1449 GBENU_STATS_P7(tx_pri5_drop),
1450 GBENU_STATS_P7(tx_pri6_drop),
1451 GBENU_STATS_P7(tx_pri7_drop),
1452 GBENU_STATS_P7(tx_pri0_drop_bcnt),
1453 GBENU_STATS_P7(tx_pri1_drop_bcnt),
1454 GBENU_STATS_P7(tx_pri2_drop_bcnt),
1455 GBENU_STATS_P7(tx_pri3_drop_bcnt),
1456 GBENU_STATS_P7(tx_pri4_drop_bcnt),
1457 GBENU_STATS_P7(tx_pri5_drop_bcnt),
1458 GBENU_STATS_P7(tx_pri6_drop_bcnt),
1459 GBENU_STATS_P7(tx_pri7_drop_bcnt),
1460 /* GBENU Module 8 */
1461 GBENU_STATS_P8(rx_good_frames),
1462 GBENU_STATS_P8(rx_broadcast_frames),
1463 GBENU_STATS_P8(rx_multicast_frames),
1464 GBENU_STATS_P8(rx_pause_frames),
1465 GBENU_STATS_P8(rx_crc_errors),
1466 GBENU_STATS_P8(rx_align_code_errors),
1467 GBENU_STATS_P8(rx_oversized_frames),
1468 GBENU_STATS_P8(rx_jabber_frames),
1469 GBENU_STATS_P8(rx_undersized_frames),
1470 GBENU_STATS_P8(rx_fragments),
1471 GBENU_STATS_P8(ale_drop),
1472 GBENU_STATS_P8(ale_overrun_drop),
1473 GBENU_STATS_P8(rx_bytes),
1474 GBENU_STATS_P8(tx_good_frames),
1475 GBENU_STATS_P8(tx_broadcast_frames),
1476 GBENU_STATS_P8(tx_multicast_frames),
1477 GBENU_STATS_P8(tx_pause_frames),
1478 GBENU_STATS_P8(tx_deferred_frames),
1479 GBENU_STATS_P8(tx_collision_frames),
1480 GBENU_STATS_P8(tx_single_coll_frames),
1481 GBENU_STATS_P8(tx_mult_coll_frames),
1482 GBENU_STATS_P8(tx_excessive_collisions),
1483 GBENU_STATS_P8(tx_late_collisions),
1484 GBENU_STATS_P8(rx_ipg_error),
1485 GBENU_STATS_P8(tx_carrier_sense_errors),
1486 GBENU_STATS_P8(tx_bytes),
1487 GBENU_STATS_P8(tx_64B_frames),
1488 GBENU_STATS_P8(tx_65_to_127B_frames),
1489 GBENU_STATS_P8(tx_128_to_255B_frames),
1490 GBENU_STATS_P8(tx_256_to_511B_frames),
1491 GBENU_STATS_P8(tx_512_to_1023B_frames),
1492 GBENU_STATS_P8(tx_1024B_frames),
1493 GBENU_STATS_P8(net_bytes),
1494 GBENU_STATS_P8(rx_bottom_fifo_drop),
1495 GBENU_STATS_P8(rx_port_mask_drop),
1496 GBENU_STATS_P8(rx_top_fifo_drop),
1497 GBENU_STATS_P8(ale_rate_limit_drop),
1498 GBENU_STATS_P8(ale_vid_ingress_drop),
1499 GBENU_STATS_P8(ale_da_eq_sa_drop),
1500 GBENU_STATS_P8(ale_unknown_ucast),
1501 GBENU_STATS_P8(ale_unknown_ucast_bytes),
1502 GBENU_STATS_P8(ale_unknown_mcast),
1503 GBENU_STATS_P8(ale_unknown_mcast_bytes),
1504 GBENU_STATS_P8(ale_unknown_bcast),
1505 GBENU_STATS_P8(ale_unknown_bcast_bytes),
1506 GBENU_STATS_P8(ale_pol_match),
1507 GBENU_STATS_P8(ale_pol_match_red),
1508 GBENU_STATS_P8(ale_pol_match_yellow),
1509 GBENU_STATS_P8(tx_mem_protect_err),
1510 GBENU_STATS_P8(tx_pri0_drop),
1511 GBENU_STATS_P8(tx_pri1_drop),
1512 GBENU_STATS_P8(tx_pri2_drop),
1513 GBENU_STATS_P8(tx_pri3_drop),
1514 GBENU_STATS_P8(tx_pri4_drop),
1515 GBENU_STATS_P8(tx_pri5_drop),
1516 GBENU_STATS_P8(tx_pri6_drop),
1517 GBENU_STATS_P8(tx_pri7_drop),
1518 GBENU_STATS_P8(tx_pri0_drop_bcnt),
1519 GBENU_STATS_P8(tx_pri1_drop_bcnt),
1520 GBENU_STATS_P8(tx_pri2_drop_bcnt),
1521 GBENU_STATS_P8(tx_pri3_drop_bcnt),
1522 GBENU_STATS_P8(tx_pri4_drop_bcnt),
1523 GBENU_STATS_P8(tx_pri5_drop_bcnt),
1524 GBENU_STATS_P8(tx_pri6_drop_bcnt),
1525 GBENU_STATS_P8(tx_pri7_drop_bcnt),
1526 };
1527
1528 #define XGBE_STATS0_INFO(field) \
1529 { \
1530 "GBE_0:"#field, XGBE_STATS0_MODULE, \
1531 FIELD_SIZEOF(struct xgbe_hw_stats, field), \
1532 offsetof(struct xgbe_hw_stats, field) \
1533 }
1534
1535 #define XGBE_STATS1_INFO(field) \
1536 { \
1537 "GBE_1:"#field, XGBE_STATS1_MODULE, \
1538 FIELD_SIZEOF(struct xgbe_hw_stats, field), \
1539 offsetof(struct xgbe_hw_stats, field) \
1540 }
1541
1542 #define XGBE_STATS2_INFO(field) \
1543 { \
1544 "GBE_2:"#field, XGBE_STATS2_MODULE, \
1545 FIELD_SIZEOF(struct xgbe_hw_stats, field), \
1546 offsetof(struct xgbe_hw_stats, field) \
1547 }
1548
1549 static const struct netcp_ethtool_stat xgbe10_et_stats[] = {
1550 /* GBE module 0 */
1551 XGBE_STATS0_INFO(rx_good_frames),
1552 XGBE_STATS0_INFO(rx_broadcast_frames),
1553 XGBE_STATS0_INFO(rx_multicast_frames),
1554 XGBE_STATS0_INFO(rx_oversized_frames),
1555 XGBE_STATS0_INFO(rx_undersized_frames),
1556 XGBE_STATS0_INFO(overrun_type4),
1557 XGBE_STATS0_INFO(overrun_type5),
1558 XGBE_STATS0_INFO(rx_bytes),
1559 XGBE_STATS0_INFO(tx_good_frames),
1560 XGBE_STATS0_INFO(tx_broadcast_frames),
1561 XGBE_STATS0_INFO(tx_multicast_frames),
1562 XGBE_STATS0_INFO(tx_bytes),
1563 XGBE_STATS0_INFO(tx_64byte_frames),
1564 XGBE_STATS0_INFO(tx_65_to_127byte_frames),
1565 XGBE_STATS0_INFO(tx_128_to_255byte_frames),
1566 XGBE_STATS0_INFO(tx_256_to_511byte_frames),
1567 XGBE_STATS0_INFO(tx_512_to_1023byte_frames),
1568 XGBE_STATS0_INFO(tx_1024byte_frames),
1569 XGBE_STATS0_INFO(net_bytes),
1570 XGBE_STATS0_INFO(rx_sof_overruns),
1571 XGBE_STATS0_INFO(rx_mof_overruns),
1572 XGBE_STATS0_INFO(rx_dma_overruns),
1573 /* XGBE module 1 */
1574 XGBE_STATS1_INFO(rx_good_frames),
1575 XGBE_STATS1_INFO(rx_broadcast_frames),
1576 XGBE_STATS1_INFO(rx_multicast_frames),
1577 XGBE_STATS1_INFO(rx_pause_frames),
1578 XGBE_STATS1_INFO(rx_crc_errors),
1579 XGBE_STATS1_INFO(rx_align_code_errors),
1580 XGBE_STATS1_INFO(rx_oversized_frames),
1581 XGBE_STATS1_INFO(rx_jabber_frames),
1582 XGBE_STATS1_INFO(rx_undersized_frames),
1583 XGBE_STATS1_INFO(rx_fragments),
1584 XGBE_STATS1_INFO(overrun_type4),
1585 XGBE_STATS1_INFO(overrun_type5),
1586 XGBE_STATS1_INFO(rx_bytes),
1587 XGBE_STATS1_INFO(tx_good_frames),
1588 XGBE_STATS1_INFO(tx_broadcast_frames),
1589 XGBE_STATS1_INFO(tx_multicast_frames),
1590 XGBE_STATS1_INFO(tx_pause_frames),
1591 XGBE_STATS1_INFO(tx_deferred_frames),
1592 XGBE_STATS1_INFO(tx_collision_frames),
1593 XGBE_STATS1_INFO(tx_single_coll_frames),
1594 XGBE_STATS1_INFO(tx_mult_coll_frames),
1595 XGBE_STATS1_INFO(tx_excessive_collisions),
1596 XGBE_STATS1_INFO(tx_late_collisions),
1597 XGBE_STATS1_INFO(tx_underrun),
1598 XGBE_STATS1_INFO(tx_carrier_sense_errors),
1599 XGBE_STATS1_INFO(tx_bytes),
1600 XGBE_STATS1_INFO(tx_64byte_frames),
1601 XGBE_STATS1_INFO(tx_65_to_127byte_frames),
1602 XGBE_STATS1_INFO(tx_128_to_255byte_frames),
1603 XGBE_STATS1_INFO(tx_256_to_511byte_frames),
1604 XGBE_STATS1_INFO(tx_512_to_1023byte_frames),
1605 XGBE_STATS1_INFO(tx_1024byte_frames),
1606 XGBE_STATS1_INFO(net_bytes),
1607 XGBE_STATS1_INFO(rx_sof_overruns),
1608 XGBE_STATS1_INFO(rx_mof_overruns),
1609 XGBE_STATS1_INFO(rx_dma_overruns),
1610 /* XGBE module 2 */
1611 XGBE_STATS2_INFO(rx_good_frames),
1612 XGBE_STATS2_INFO(rx_broadcast_frames),
1613 XGBE_STATS2_INFO(rx_multicast_frames),
1614 XGBE_STATS2_INFO(rx_pause_frames),
1615 XGBE_STATS2_INFO(rx_crc_errors),
1616 XGBE_STATS2_INFO(rx_align_code_errors),
1617 XGBE_STATS2_INFO(rx_oversized_frames),
1618 XGBE_STATS2_INFO(rx_jabber_frames),
1619 XGBE_STATS2_INFO(rx_undersized_frames),
1620 XGBE_STATS2_INFO(rx_fragments),
1621 XGBE_STATS2_INFO(overrun_type4),
1622 XGBE_STATS2_INFO(overrun_type5),
1623 XGBE_STATS2_INFO(rx_bytes),
1624 XGBE_STATS2_INFO(tx_good_frames),
1625 XGBE_STATS2_INFO(tx_broadcast_frames),
1626 XGBE_STATS2_INFO(tx_multicast_frames),
1627 XGBE_STATS2_INFO(tx_pause_frames),
1628 XGBE_STATS2_INFO(tx_deferred_frames),
1629 XGBE_STATS2_INFO(tx_collision_frames),
1630 XGBE_STATS2_INFO(tx_single_coll_frames),
1631 XGBE_STATS2_INFO(tx_mult_coll_frames),
1632 XGBE_STATS2_INFO(tx_excessive_collisions),
1633 XGBE_STATS2_INFO(tx_late_collisions),
1634 XGBE_STATS2_INFO(tx_underrun),
1635 XGBE_STATS2_INFO(tx_carrier_sense_errors),
1636 XGBE_STATS2_INFO(tx_bytes),
1637 XGBE_STATS2_INFO(tx_64byte_frames),
1638 XGBE_STATS2_INFO(tx_65_to_127byte_frames),
1639 XGBE_STATS2_INFO(tx_128_to_255byte_frames),
1640 XGBE_STATS2_INFO(tx_256_to_511byte_frames),
1641 XGBE_STATS2_INFO(tx_512_to_1023byte_frames),
1642 XGBE_STATS2_INFO(tx_1024byte_frames),
1643 XGBE_STATS2_INFO(net_bytes),
1644 XGBE_STATS2_INFO(rx_sof_overruns),
1645 XGBE_STATS2_INFO(rx_mof_overruns),
1646 XGBE_STATS2_INFO(rx_dma_overruns),
1647 };
1648
1649 #define for_each_intf(i, priv) \
1650 list_for_each_entry((i), &(priv)->gbe_intf_head, gbe_intf_list)
1651
1652 #define for_each_sec_slave(slave, priv) \
1653 list_for_each_entry((slave), &(priv)->secondary_slaves, slave_list)
1654
1655 #define first_sec_slave(priv) \
1656 list_first_entry(&priv->secondary_slaves, \
1657 struct gbe_slave, slave_list)
1658
1659 static void keystone_get_drvinfo(struct net_device *ndev,
1660 struct ethtool_drvinfo *info)
1661 {
1662 strncpy(info->driver, NETCP_DRIVER_NAME, sizeof(info->driver));
1663 strncpy(info->version, NETCP_DRIVER_VERSION, sizeof(info->version));
1664 }
1665
1666 static u32 keystone_get_msglevel(struct net_device *ndev)
1667 {
1668 struct netcp_intf *netcp = netdev_priv(ndev);
1669
1670 return netcp->msg_enable;
1671 }
1672
1673 static void keystone_set_msglevel(struct net_device *ndev, u32 value)
1674 {
1675 struct netcp_intf *netcp = netdev_priv(ndev);
1676
1677 netcp->msg_enable = value;
1678 }
1679
1680 static void keystone_get_stat_strings(struct net_device *ndev,
1681 uint32_t stringset, uint8_t *data)
1682 {
1683 struct netcp_intf *netcp = netdev_priv(ndev);
1684 struct gbe_intf *gbe_intf;
1685 struct gbe_priv *gbe_dev;
1686 int i;
1687
1688 gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp);
1689 if (!gbe_intf)
1690 return;
1691 gbe_dev = gbe_intf->gbe_dev;
1692
1693 switch (stringset) {
1694 case ETH_SS_STATS:
1695 for (i = 0; i < gbe_dev->num_et_stats; i++) {
1696 memcpy(data, gbe_dev->et_stats[i].desc,
1697 ETH_GSTRING_LEN);
1698 data += ETH_GSTRING_LEN;
1699 }
1700 break;
1701 case ETH_SS_TEST:
1702 break;
1703 }
1704 }
1705
1706 static int keystone_get_sset_count(struct net_device *ndev, int stringset)
1707 {
1708 struct netcp_intf *netcp = netdev_priv(ndev);
1709 struct gbe_intf *gbe_intf;
1710 struct gbe_priv *gbe_dev;
1711
1712 gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp);
1713 if (!gbe_intf)
1714 return -EINVAL;
1715 gbe_dev = gbe_intf->gbe_dev;
1716
1717 switch (stringset) {
1718 case ETH_SS_TEST:
1719 return 0;
1720 case ETH_SS_STATS:
1721 return gbe_dev->num_et_stats;
1722 default:
1723 return -EINVAL;
1724 }
1725 }
1726
1727 static void gbe_reset_mod_stats(struct gbe_priv *gbe_dev, int stats_mod)
1728 {
1729 void __iomem *base = gbe_dev->hw_stats_regs[stats_mod];
1730 u32 __iomem *p_stats_entry;
1731 int i;
1732
1733 for (i = 0; i < gbe_dev->num_et_stats; i++) {
1734 if (gbe_dev->et_stats[i].type == stats_mod) {
1735 p_stats_entry = base + gbe_dev->et_stats[i].offset;
1736 gbe_dev->hw_stats[i] = 0;
1737 gbe_dev->hw_stats_prev[i] = readl(p_stats_entry);
1738 }
1739 }
1740 }
1741
1742 static inline void gbe_update_hw_stats_entry(struct gbe_priv *gbe_dev,
1743 int et_stats_entry)
1744 {
1745 void __iomem *base = NULL;
1746 u32 __iomem *p_stats_entry;
1747 u32 curr, delta;
1748
1749 /* The hw_stats_regs pointers are already
1750 * properly set to point to the right base:
1751 */
1752 base = gbe_dev->hw_stats_regs[gbe_dev->et_stats[et_stats_entry].type];
1753 p_stats_entry = base + gbe_dev->et_stats[et_stats_entry].offset;
1754 curr = readl(p_stats_entry);
1755 delta = curr - gbe_dev->hw_stats_prev[et_stats_entry];
1756 gbe_dev->hw_stats_prev[et_stats_entry] = curr;
1757 gbe_dev->hw_stats[et_stats_entry] += delta;
1758 }
1759
1760 static void gbe_update_stats(struct gbe_priv *gbe_dev, uint64_t *data)
1761 {
1762 int i;
1763
1764 for (i = 0; i < gbe_dev->num_et_stats; i++) {
1765 gbe_update_hw_stats_entry(gbe_dev, i);
1766
1767 if (data)
1768 data[i] = gbe_dev->hw_stats[i];
1769 }
1770 }
1771
1772 static inline void gbe_stats_mod_visible_ver14(struct gbe_priv *gbe_dev,
1773 int stats_mod)
1774 {
1775 u32 val;
1776
1777 val = readl(GBE_REG_ADDR(gbe_dev, switch_regs, stat_port_en));
1778
1779 switch (stats_mod) {
1780 case GBE_STATSA_MODULE:
1781 case GBE_STATSB_MODULE:
1782 val &= ~GBE_STATS_CD_SEL;
1783 break;
1784 case GBE_STATSC_MODULE:
1785 case GBE_STATSD_MODULE:
1786 val |= GBE_STATS_CD_SEL;
1787 break;
1788 default:
1789 return;
1790 }
1791
1792 /* make the stat module visible */
1793 writel(val, GBE_REG_ADDR(gbe_dev, switch_regs, stat_port_en));
1794 }
1795
1796 static void gbe_reset_mod_stats_ver14(struct gbe_priv *gbe_dev, int stats_mod)
1797 {
1798 gbe_stats_mod_visible_ver14(gbe_dev, stats_mod);
1799 gbe_reset_mod_stats(gbe_dev, stats_mod);
1800 }
1801
1802 static void gbe_update_stats_ver14(struct gbe_priv *gbe_dev, uint64_t *data)
1803 {
1804 u32 half_num_et_stats = (gbe_dev->num_et_stats / 2);
1805 int et_entry, j, pair;
1806
1807 for (pair = 0; pair < 2; pair++) {
1808 gbe_stats_mod_visible_ver14(gbe_dev, (pair ?
1809 GBE_STATSC_MODULE :
1810 GBE_STATSA_MODULE));
1811
1812 for (j = 0; j < half_num_et_stats; j++) {
1813 et_entry = pair * half_num_et_stats + j;
1814 gbe_update_hw_stats_entry(gbe_dev, et_entry);
1815
1816 if (data)
1817 data[et_entry] = gbe_dev->hw_stats[et_entry];
1818 }
1819 }
1820 }
1821
1822 static void keystone_get_ethtool_stats(struct net_device *ndev,
1823 struct ethtool_stats *stats,
1824 uint64_t *data)
1825 {
1826 struct netcp_intf *netcp = netdev_priv(ndev);
1827 struct gbe_intf *gbe_intf;
1828 struct gbe_priv *gbe_dev;
1829
1830 gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp);
1831 if (!gbe_intf)
1832 return;
1833
1834 gbe_dev = gbe_intf->gbe_dev;
1835 spin_lock_bh(&gbe_dev->hw_stats_lock);
1836 if (gbe_dev->ss_version == GBE_SS_VERSION_14)
1837 gbe_update_stats_ver14(gbe_dev, data);
1838 else
1839 gbe_update_stats(gbe_dev, data);
1840 spin_unlock_bh(&gbe_dev->hw_stats_lock);
1841 }
1842
1843 static int keystone_get_settings(struct net_device *ndev,
1844 struct ethtool_cmd *cmd)
1845 {
1846 struct netcp_intf *netcp = netdev_priv(ndev);
1847 struct phy_device *phy = ndev->phydev;
1848 struct gbe_intf *gbe_intf;
1849 int ret;
1850
1851 if (!phy)
1852 return -EINVAL;
1853
1854 gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp);
1855 if (!gbe_intf)
1856 return -EINVAL;
1857
1858 if (!gbe_intf->slave)
1859 return -EINVAL;
1860
1861 ret = phy_ethtool_gset(phy, cmd);
1862 if (!ret)
1863 cmd->port = gbe_intf->slave->phy_port_t;
1864
1865 return ret;
1866 }
1867
1868 static int keystone_set_settings(struct net_device *ndev,
1869 struct ethtool_cmd *cmd)
1870 {
1871 struct netcp_intf *netcp = netdev_priv(ndev);
1872 struct phy_device *phy = ndev->phydev;
1873 struct gbe_intf *gbe_intf;
1874 u32 features = cmd->advertising & cmd->supported;
1875
1876 if (!phy)
1877 return -EINVAL;
1878
1879 gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp);
1880 if (!gbe_intf)
1881 return -EINVAL;
1882
1883 if (!gbe_intf->slave)
1884 return -EINVAL;
1885
1886 if (cmd->port != gbe_intf->slave->phy_port_t) {
1887 if ((cmd->port == PORT_TP) && !(features & ADVERTISED_TP))
1888 return -EINVAL;
1889
1890 if ((cmd->port == PORT_AUI) && !(features & ADVERTISED_AUI))
1891 return -EINVAL;
1892
1893 if ((cmd->port == PORT_BNC) && !(features & ADVERTISED_BNC))
1894 return -EINVAL;
1895
1896 if ((cmd->port == PORT_MII) && !(features & ADVERTISED_MII))
1897 return -EINVAL;
1898
1899 if ((cmd->port == PORT_FIBRE) && !(features & ADVERTISED_FIBRE))
1900 return -EINVAL;
1901 }
1902
1903 gbe_intf->slave->phy_port_t = cmd->port;
1904 return phy_ethtool_sset(phy, cmd);
1905 }
1906
1907 static const struct ethtool_ops keystone_ethtool_ops = {
1908 .get_drvinfo = keystone_get_drvinfo,
1909 .get_link = ethtool_op_get_link,
1910 .get_msglevel = keystone_get_msglevel,
1911 .set_msglevel = keystone_set_msglevel,
1912 .get_strings = keystone_get_stat_strings,
1913 .get_sset_count = keystone_get_sset_count,
1914 .get_ethtool_stats = keystone_get_ethtool_stats,
1915 .get_settings = keystone_get_settings,
1916 .set_settings = keystone_set_settings,
1917 };
1918
1919 #define mac_hi(mac) (((mac)[0] << 0) | ((mac)[1] << 8) | \
1920 ((mac)[2] << 16) | ((mac)[3] << 24))
1921 #define mac_lo(mac) (((mac)[4] << 0) | ((mac)[5] << 8))
1922
1923 static void gbe_set_slave_mac(struct gbe_slave *slave,
1924 struct gbe_intf *gbe_intf)
1925 {
1926 struct net_device *ndev = gbe_intf->ndev;
1927
1928 writel(mac_hi(ndev->dev_addr), GBE_REG_ADDR(slave, port_regs, sa_hi));
1929 writel(mac_lo(ndev->dev_addr), GBE_REG_ADDR(slave, port_regs, sa_lo));
1930 }
1931
1932 static int gbe_get_slave_port(struct gbe_priv *priv, u32 slave_num)
1933 {
1934 if (priv->host_port == 0)
1935 return slave_num + 1;
1936
1937 return slave_num;
1938 }
1939
1940 static void netcp_ethss_link_state_action(struct gbe_priv *gbe_dev,
1941 struct net_device *ndev,
1942 struct gbe_slave *slave,
1943 int up)
1944 {
1945 struct phy_device *phy = slave->phy;
1946 u32 mac_control = 0;
1947
1948 if (up) {
1949 mac_control = slave->mac_control;
1950 if (phy && (phy->speed == SPEED_1000)) {
1951 mac_control |= MACSL_GIG_MODE;
1952 mac_control &= ~MACSL_XGIG_MODE;
1953 } else if (phy && (phy->speed == SPEED_10000)) {
1954 mac_control |= MACSL_XGIG_MODE;
1955 mac_control &= ~MACSL_GIG_MODE;
1956 }
1957
1958 writel(mac_control, GBE_REG_ADDR(slave, emac_regs,
1959 mac_control));
1960
1961 cpsw_ale_control_set(gbe_dev->ale, slave->port_num,
1962 ALE_PORT_STATE,
1963 ALE_PORT_STATE_FORWARD);
1964
1965 if (ndev && slave->open &&
1966 slave->link_interface != SGMII_LINK_MAC_PHY &&
1967 slave->link_interface != XGMII_LINK_MAC_PHY)
1968 netif_carrier_on(ndev);
1969 } else {
1970 writel(mac_control, GBE_REG_ADDR(slave, emac_regs,
1971 mac_control));
1972 cpsw_ale_control_set(gbe_dev->ale, slave->port_num,
1973 ALE_PORT_STATE,
1974 ALE_PORT_STATE_DISABLE);
1975 if (ndev &&
1976 slave->link_interface != SGMII_LINK_MAC_PHY &&
1977 slave->link_interface != XGMII_LINK_MAC_PHY)
1978 netif_carrier_off(ndev);
1979 }
1980
1981 if (phy)
1982 phy_print_status(phy);
1983 }
1984
1985 static bool gbe_phy_link_status(struct gbe_slave *slave)
1986 {
1987 return !slave->phy || slave->phy->link;
1988 }
1989
1990 static void netcp_ethss_update_link_state(struct gbe_priv *gbe_dev,
1991 struct gbe_slave *slave,
1992 struct net_device *ndev)
1993 {
1994 int sp = slave->slave_num;
1995 int phy_link_state, sgmii_link_state = 1, link_state;
1996
1997 if (!slave->open)
1998 return;
1999
2000 if (!SLAVE_LINK_IS_XGMII(slave)) {
2001 sgmii_link_state =
2002 netcp_sgmii_get_port_link(SGMII_BASE(gbe_dev, sp), sp);
2003 }
2004
2005 phy_link_state = gbe_phy_link_status(slave);
2006 link_state = phy_link_state & sgmii_link_state;
2007
2008 if (atomic_xchg(&slave->link_state, link_state) != link_state)
2009 netcp_ethss_link_state_action(gbe_dev, ndev, slave,
2010 link_state);
2011 }
2012
2013 static void xgbe_adjust_link(struct net_device *ndev)
2014 {
2015 struct netcp_intf *netcp = netdev_priv(ndev);
2016 struct gbe_intf *gbe_intf;
2017
2018 gbe_intf = netcp_module_get_intf_data(&xgbe_module, netcp);
2019 if (!gbe_intf)
2020 return;
2021
2022 netcp_ethss_update_link_state(gbe_intf->gbe_dev, gbe_intf->slave,
2023 ndev);
2024 }
2025
2026 static void gbe_adjust_link(struct net_device *ndev)
2027 {
2028 struct netcp_intf *netcp = netdev_priv(ndev);
2029 struct gbe_intf *gbe_intf;
2030
2031 gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp);
2032 if (!gbe_intf)
2033 return;
2034
2035 netcp_ethss_update_link_state(gbe_intf->gbe_dev, gbe_intf->slave,
2036 ndev);
2037 }
2038
2039 static void gbe_adjust_link_sec_slaves(struct net_device *ndev)
2040 {
2041 struct gbe_priv *gbe_dev = netdev_priv(ndev);
2042 struct gbe_slave *slave;
2043
2044 for_each_sec_slave(slave, gbe_dev)
2045 netcp_ethss_update_link_state(gbe_dev, slave, NULL);
2046 }
2047
2048 /* Reset EMAC
2049 * Soft reset is set and polled until clear, or until a timeout occurs
2050 */
2051 static int gbe_port_reset(struct gbe_slave *slave)
2052 {
2053 u32 i, v;
2054
2055 /* Set the soft reset bit */
2056 writel(SOFT_RESET, GBE_REG_ADDR(slave, emac_regs, soft_reset));
2057
2058 /* Wait for the bit to clear */
2059 for (i = 0; i < DEVICE_EMACSL_RESET_POLL_COUNT; i++) {
2060 v = readl(GBE_REG_ADDR(slave, emac_regs, soft_reset));
2061 if ((v & SOFT_RESET_MASK) != SOFT_RESET)
2062 return 0;
2063 }
2064
2065 /* Timeout on the reset */
2066 return GMACSL_RET_WARN_RESET_INCOMPLETE;
2067 }
2068
2069 /* Configure EMAC */
2070 static void gbe_port_config(struct gbe_priv *gbe_dev, struct gbe_slave *slave,
2071 int max_rx_len)
2072 {
2073 void __iomem *rx_maxlen_reg;
2074 u32 xgmii_mode;
2075
2076 if (max_rx_len > NETCP_MAX_FRAME_SIZE)
2077 max_rx_len = NETCP_MAX_FRAME_SIZE;
2078
2079 /* Enable correct MII mode at SS level */
2080 if ((gbe_dev->ss_version == XGBE_SS_VERSION_10) &&
2081 (slave->link_interface >= XGMII_LINK_MAC_PHY)) {
2082 xgmii_mode = readl(GBE_REG_ADDR(gbe_dev, ss_regs, control));
2083 xgmii_mode |= (1 << slave->slave_num);
2084 writel(xgmii_mode, GBE_REG_ADDR(gbe_dev, ss_regs, control));
2085 }
2086
2087 if (IS_SS_ID_MU(gbe_dev))
2088 rx_maxlen_reg = GBE_REG_ADDR(slave, port_regs, rx_maxlen);
2089 else
2090 rx_maxlen_reg = GBE_REG_ADDR(slave, emac_regs, rx_maxlen);
2091
2092 writel(max_rx_len, rx_maxlen_reg);
2093 writel(slave->mac_control, GBE_REG_ADDR(slave, emac_regs, mac_control));
2094 }
2095
2096 static void gbe_sgmii_rtreset(struct gbe_priv *priv,
2097 struct gbe_slave *slave, bool set)
2098 {
2099 if (SLAVE_LINK_IS_XGMII(slave))
2100 return;
2101
2102 netcp_sgmii_rtreset(SGMII_BASE(priv, slave->slave_num),
2103 slave->slave_num, set);
2104 }
2105
2106 static void gbe_slave_stop(struct gbe_intf *intf)
2107 {
2108 struct gbe_priv *gbe_dev = intf->gbe_dev;
2109 struct gbe_slave *slave = intf->slave;
2110
2111 gbe_sgmii_rtreset(gbe_dev, slave, true);
2112 gbe_port_reset(slave);
2113 /* Disable forwarding */
2114 cpsw_ale_control_set(gbe_dev->ale, slave->port_num,
2115 ALE_PORT_STATE, ALE_PORT_STATE_DISABLE);
2116 cpsw_ale_del_mcast(gbe_dev->ale, intf->ndev->broadcast,
2117 1 << slave->port_num, 0, 0);
2118
2119 if (!slave->phy)
2120 return;
2121
2122 phy_stop(slave->phy);
2123 phy_disconnect(slave->phy);
2124 slave->phy = NULL;
2125 }
2126
2127 static void gbe_sgmii_config(struct gbe_priv *priv, struct gbe_slave *slave)
2128 {
2129 if (SLAVE_LINK_IS_XGMII(slave))
2130 return;
2131
2132 netcp_sgmii_reset(SGMII_BASE(priv, slave->slave_num), slave->slave_num);
2133 netcp_sgmii_config(SGMII_BASE(priv, slave->slave_num), slave->slave_num,
2134 slave->link_interface);
2135 }
2136
2137 static int gbe_slave_open(struct gbe_intf *gbe_intf)
2138 {
2139 struct gbe_priv *priv = gbe_intf->gbe_dev;
2140 struct gbe_slave *slave = gbe_intf->slave;
2141 phy_interface_t phy_mode;
2142 bool has_phy = false;
2143
2144 void (*hndlr)(struct net_device *) = gbe_adjust_link;
2145
2146 gbe_sgmii_config(priv, slave);
2147 gbe_port_reset(slave);
2148 gbe_sgmii_rtreset(priv, slave, false);
2149 gbe_port_config(priv, slave, priv->rx_packet_max);
2150 gbe_set_slave_mac(slave, gbe_intf);
2151 /* enable forwarding */
2152 cpsw_ale_control_set(priv->ale, slave->port_num,
2153 ALE_PORT_STATE, ALE_PORT_STATE_FORWARD);
2154 cpsw_ale_add_mcast(priv->ale, gbe_intf->ndev->broadcast,
2155 1 << slave->port_num, 0, 0, ALE_MCAST_FWD_2);
2156
2157 if (slave->link_interface == SGMII_LINK_MAC_PHY) {
2158 has_phy = true;
2159 phy_mode = PHY_INTERFACE_MODE_SGMII;
2160 slave->phy_port_t = PORT_MII;
2161 } else if (slave->link_interface == XGMII_LINK_MAC_PHY) {
2162 has_phy = true;
2163 phy_mode = PHY_INTERFACE_MODE_NA;
2164 slave->phy_port_t = PORT_FIBRE;
2165 }
2166
2167 if (has_phy) {
2168 if (priv->ss_version == XGBE_SS_VERSION_10)
2169 hndlr = xgbe_adjust_link;
2170
2171 slave->phy = of_phy_connect(gbe_intf->ndev,
2172 slave->phy_node,
2173 hndlr, 0,
2174 phy_mode);
2175 if (!slave->phy) {
2176 dev_err(priv->dev, "phy not found on slave %d\n",
2177 slave->slave_num);
2178 return -ENODEV;
2179 }
2180 dev_dbg(priv->dev, "phy found: id is: 0x%s\n",
2181 phydev_name(slave->phy));
2182 phy_start(slave->phy);
2183 phy_read_status(slave->phy);
2184 }
2185 return 0;
2186 }
2187
2188 static void gbe_init_host_port(struct gbe_priv *priv)
2189 {
2190 int bypass_en = 1;
2191
2192 /* Host Tx Pri */
2193 if (IS_SS_ID_NU(priv))
2194 writel(HOST_TX_PRI_MAP_DEFAULT,
2195 GBE_REG_ADDR(priv, host_port_regs, tx_pri_map));
2196
2197 /* Max length register */
2198 writel(NETCP_MAX_FRAME_SIZE, GBE_REG_ADDR(priv, host_port_regs,
2199 rx_maxlen));
2200
2201 cpsw_ale_start(priv->ale);
2202
2203 if (priv->enable_ale)
2204 bypass_en = 0;
2205
2206 cpsw_ale_control_set(priv->ale, 0, ALE_BYPASS, bypass_en);
2207
2208 cpsw_ale_control_set(priv->ale, 0, ALE_NO_PORT_VLAN, 1);
2209
2210 cpsw_ale_control_set(priv->ale, priv->host_port,
2211 ALE_PORT_STATE, ALE_PORT_STATE_FORWARD);
2212
2213 cpsw_ale_control_set(priv->ale, 0,
2214 ALE_PORT_UNKNOWN_VLAN_MEMBER,
2215 GBE_PORT_MASK(priv->ale_ports));
2216
2217 cpsw_ale_control_set(priv->ale, 0,
2218 ALE_PORT_UNKNOWN_MCAST_FLOOD,
2219 GBE_PORT_MASK(priv->ale_ports - 1));
2220
2221 cpsw_ale_control_set(priv->ale, 0,
2222 ALE_PORT_UNKNOWN_REG_MCAST_FLOOD,
2223 GBE_PORT_MASK(priv->ale_ports));
2224
2225 cpsw_ale_control_set(priv->ale, 0,
2226 ALE_PORT_UNTAGGED_EGRESS,
2227 GBE_PORT_MASK(priv->ale_ports));
2228 }
2229
2230 static void gbe_add_mcast_addr(struct gbe_intf *gbe_intf, u8 *addr)
2231 {
2232 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2233 u16 vlan_id;
2234
2235 cpsw_ale_add_mcast(gbe_dev->ale, addr,
2236 GBE_PORT_MASK(gbe_dev->ale_ports), 0, 0,
2237 ALE_MCAST_FWD_2);
2238 for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID) {
2239 cpsw_ale_add_mcast(gbe_dev->ale, addr,
2240 GBE_PORT_MASK(gbe_dev->ale_ports),
2241 ALE_VLAN, vlan_id, ALE_MCAST_FWD_2);
2242 }
2243 }
2244
2245 static void gbe_add_ucast_addr(struct gbe_intf *gbe_intf, u8 *addr)
2246 {
2247 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2248 u16 vlan_id;
2249
2250 cpsw_ale_add_ucast(gbe_dev->ale, addr, gbe_dev->host_port, 0, 0);
2251
2252 for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID)
2253 cpsw_ale_add_ucast(gbe_dev->ale, addr, gbe_dev->host_port,
2254 ALE_VLAN, vlan_id);
2255 }
2256
2257 static void gbe_del_mcast_addr(struct gbe_intf *gbe_intf, u8 *addr)
2258 {
2259 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2260 u16 vlan_id;
2261
2262 cpsw_ale_del_mcast(gbe_dev->ale, addr, 0, 0, 0);
2263
2264 for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID) {
2265 cpsw_ale_del_mcast(gbe_dev->ale, addr, 0, ALE_VLAN, vlan_id);
2266 }
2267 }
2268
2269 static void gbe_del_ucast_addr(struct gbe_intf *gbe_intf, u8 *addr)
2270 {
2271 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2272 u16 vlan_id;
2273
2274 cpsw_ale_del_ucast(gbe_dev->ale, addr, gbe_dev->host_port, 0, 0);
2275
2276 for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID) {
2277 cpsw_ale_del_ucast(gbe_dev->ale, addr, gbe_dev->host_port,
2278 ALE_VLAN, vlan_id);
2279 }
2280 }
2281
2282 static int gbe_add_addr(void *intf_priv, struct netcp_addr *naddr)
2283 {
2284 struct gbe_intf *gbe_intf = intf_priv;
2285 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2286
2287 dev_dbg(gbe_dev->dev, "ethss adding address %pM, type %d\n",
2288 naddr->addr, naddr->type);
2289
2290 switch (naddr->type) {
2291 case ADDR_MCAST:
2292 case ADDR_BCAST:
2293 gbe_add_mcast_addr(gbe_intf, naddr->addr);
2294 break;
2295 case ADDR_UCAST:
2296 case ADDR_DEV:
2297 gbe_add_ucast_addr(gbe_intf, naddr->addr);
2298 break;
2299 case ADDR_ANY:
2300 /* nothing to do for promiscuous */
2301 default:
2302 break;
2303 }
2304
2305 return 0;
2306 }
2307
2308 static int gbe_del_addr(void *intf_priv, struct netcp_addr *naddr)
2309 {
2310 struct gbe_intf *gbe_intf = intf_priv;
2311 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2312
2313 dev_dbg(gbe_dev->dev, "ethss deleting address %pM, type %d\n",
2314 naddr->addr, naddr->type);
2315
2316 switch (naddr->type) {
2317 case ADDR_MCAST:
2318 case ADDR_BCAST:
2319 gbe_del_mcast_addr(gbe_intf, naddr->addr);
2320 break;
2321 case ADDR_UCAST:
2322 case ADDR_DEV:
2323 gbe_del_ucast_addr(gbe_intf, naddr->addr);
2324 break;
2325 case ADDR_ANY:
2326 /* nothing to do for promiscuous */
2327 default:
2328 break;
2329 }
2330
2331 return 0;
2332 }
2333
2334 static int gbe_add_vid(void *intf_priv, int vid)
2335 {
2336 struct gbe_intf *gbe_intf = intf_priv;
2337 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2338
2339 set_bit(vid, gbe_intf->active_vlans);
2340
2341 cpsw_ale_add_vlan(gbe_dev->ale, vid,
2342 GBE_PORT_MASK(gbe_dev->ale_ports),
2343 GBE_MASK_NO_PORTS,
2344 GBE_PORT_MASK(gbe_dev->ale_ports),
2345 GBE_PORT_MASK(gbe_dev->ale_ports - 1));
2346
2347 return 0;
2348 }
2349
2350 static int gbe_del_vid(void *intf_priv, int vid)
2351 {
2352 struct gbe_intf *gbe_intf = intf_priv;
2353 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2354
2355 cpsw_ale_del_vlan(gbe_dev->ale, vid, 0);
2356 clear_bit(vid, gbe_intf->active_vlans);
2357 return 0;
2358 }
2359
2360 static int gbe_ioctl(void *intf_priv, struct ifreq *req, int cmd)
2361 {
2362 struct gbe_intf *gbe_intf = intf_priv;
2363 struct phy_device *phy = gbe_intf->slave->phy;
2364 int ret = -EOPNOTSUPP;
2365
2366 if (phy)
2367 ret = phy_mii_ioctl(phy, req, cmd);
2368
2369 return ret;
2370 }
2371
2372 static void netcp_ethss_timer(unsigned long arg)
2373 {
2374 struct gbe_priv *gbe_dev = (struct gbe_priv *)arg;
2375 struct gbe_intf *gbe_intf;
2376 struct gbe_slave *slave;
2377
2378 /* Check & update SGMII link state of interfaces */
2379 for_each_intf(gbe_intf, gbe_dev) {
2380 if (!gbe_intf->slave->open)
2381 continue;
2382 netcp_ethss_update_link_state(gbe_dev, gbe_intf->slave,
2383 gbe_intf->ndev);
2384 }
2385
2386 /* Check & update SGMII link state of secondary ports */
2387 for_each_sec_slave(slave, gbe_dev) {
2388 netcp_ethss_update_link_state(gbe_dev, slave, NULL);
2389 }
2390
2391 /* A timer runs as a BH, no need to block them */
2392 spin_lock(&gbe_dev->hw_stats_lock);
2393
2394 if (gbe_dev->ss_version == GBE_SS_VERSION_14)
2395 gbe_update_stats_ver14(gbe_dev, NULL);
2396 else
2397 gbe_update_stats(gbe_dev, NULL);
2398
2399 spin_unlock(&gbe_dev->hw_stats_lock);
2400
2401 gbe_dev->timer.expires = jiffies + GBE_TIMER_INTERVAL;
2402 add_timer(&gbe_dev->timer);
2403 }
2404
2405 static int gbe_tx_hook(int order, void *data, struct netcp_packet *p_info)
2406 {
2407 struct gbe_intf *gbe_intf = data;
2408
2409 p_info->tx_pipe = &gbe_intf->tx_pipe;
2410 return 0;
2411 }
2412
2413 static int gbe_open(void *intf_priv, struct net_device *ndev)
2414 {
2415 struct gbe_intf *gbe_intf = intf_priv;
2416 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2417 struct netcp_intf *netcp = netdev_priv(ndev);
2418 struct gbe_slave *slave = gbe_intf->slave;
2419 int port_num = slave->port_num;
2420 u32 reg;
2421 int ret;
2422
2423 reg = readl(GBE_REG_ADDR(gbe_dev, switch_regs, id_ver));
2424 dev_dbg(gbe_dev->dev, "initializing gbe version %d.%d (%d) GBE identification value 0x%x\n",
2425 GBE_MAJOR_VERSION(reg), GBE_MINOR_VERSION(reg),
2426 GBE_RTL_VERSION(reg), GBE_IDENT(reg));
2427
2428 /* For 10G and on NetCP 1.5, use directed to port */
2429 if ((gbe_dev->ss_version == XGBE_SS_VERSION_10) || IS_SS_ID_MU(gbe_dev))
2430 gbe_intf->tx_pipe.flags = SWITCH_TO_PORT_IN_TAGINFO;
2431
2432 if (gbe_dev->enable_ale)
2433 gbe_intf->tx_pipe.switch_to_port = 0;
2434 else
2435 gbe_intf->tx_pipe.switch_to_port = port_num;
2436
2437 dev_dbg(gbe_dev->dev,
2438 "opened TX channel %s: %p with to port %d, flags %d\n",
2439 gbe_intf->tx_pipe.dma_chan_name,
2440 gbe_intf->tx_pipe.dma_channel,
2441 gbe_intf->tx_pipe.switch_to_port,
2442 gbe_intf->tx_pipe.flags);
2443
2444 gbe_slave_stop(gbe_intf);
2445
2446 /* disable priority elevation and enable statistics on all ports */
2447 writel(0, GBE_REG_ADDR(gbe_dev, switch_regs, ptype));
2448
2449 /* Control register */
2450 writel(GBE_CTL_P0_ENABLE, GBE_REG_ADDR(gbe_dev, switch_regs, control));
2451
2452 /* All statistics enabled and STAT AB visible by default */
2453 writel(gbe_dev->stats_en_mask, GBE_REG_ADDR(gbe_dev, switch_regs,
2454 stat_port_en));
2455
2456 ret = gbe_slave_open(gbe_intf);
2457 if (ret)
2458 goto fail;
2459
2460 netcp_register_txhook(netcp, GBE_TXHOOK_ORDER, gbe_tx_hook,
2461 gbe_intf);
2462
2463 slave->open = true;
2464 netcp_ethss_update_link_state(gbe_dev, slave, ndev);
2465 return 0;
2466
2467 fail:
2468 gbe_slave_stop(gbe_intf);
2469 return ret;
2470 }
2471
2472 static int gbe_close(void *intf_priv, struct net_device *ndev)
2473 {
2474 struct gbe_intf *gbe_intf = intf_priv;
2475 struct netcp_intf *netcp = netdev_priv(ndev);
2476
2477 gbe_slave_stop(gbe_intf);
2478 netcp_unregister_txhook(netcp, GBE_TXHOOK_ORDER, gbe_tx_hook,
2479 gbe_intf);
2480
2481 gbe_intf->slave->open = false;
2482 atomic_set(&gbe_intf->slave->link_state, NETCP_LINK_STATE_INVALID);
2483 return 0;
2484 }
2485
2486 static int init_slave(struct gbe_priv *gbe_dev, struct gbe_slave *slave,
2487 struct device_node *node)
2488 {
2489 int port_reg_num;
2490 u32 port_reg_ofs, emac_reg_ofs;
2491 u32 port_reg_blk_sz, emac_reg_blk_sz;
2492
2493 if (of_property_read_u32(node, "slave-port", &slave->slave_num)) {
2494 dev_err(gbe_dev->dev, "missing slave-port parameter\n");
2495 return -EINVAL;
2496 }
2497
2498 if (of_property_read_u32(node, "link-interface",
2499 &slave->link_interface)) {
2500 dev_warn(gbe_dev->dev,
2501 "missing link-interface value defaulting to 1G mac-phy link\n");
2502 slave->link_interface = SGMII_LINK_MAC_PHY;
2503 }
2504
2505 slave->open = false;
2506 slave->phy_node = of_parse_phandle(node, "phy-handle", 0);
2507 slave->port_num = gbe_get_slave_port(gbe_dev, slave->slave_num);
2508
2509 if (slave->link_interface >= XGMII_LINK_MAC_PHY)
2510 slave->mac_control = GBE_DEF_10G_MAC_CONTROL;
2511 else
2512 slave->mac_control = GBE_DEF_1G_MAC_CONTROL;
2513
2514 /* Emac regs memmap are contiguous but port regs are not */
2515 port_reg_num = slave->slave_num;
2516 if (gbe_dev->ss_version == GBE_SS_VERSION_14) {
2517 if (slave->slave_num > 1) {
2518 port_reg_ofs = GBE13_SLAVE_PORT2_OFFSET;
2519 port_reg_num -= 2;
2520 } else {
2521 port_reg_ofs = GBE13_SLAVE_PORT_OFFSET;
2522 }
2523 emac_reg_ofs = GBE13_EMAC_OFFSET;
2524 port_reg_blk_sz = 0x30;
2525 emac_reg_blk_sz = 0x40;
2526 } else if (IS_SS_ID_MU(gbe_dev)) {
2527 port_reg_ofs = GBENU_SLAVE_PORT_OFFSET;
2528 emac_reg_ofs = GBENU_EMAC_OFFSET;
2529 port_reg_blk_sz = 0x1000;
2530 emac_reg_blk_sz = 0x1000;
2531 } else if (gbe_dev->ss_version == XGBE_SS_VERSION_10) {
2532 port_reg_ofs = XGBE10_SLAVE_PORT_OFFSET;
2533 emac_reg_ofs = XGBE10_EMAC_OFFSET;
2534 port_reg_blk_sz = 0x30;
2535 emac_reg_blk_sz = 0x40;
2536 } else {
2537 dev_err(gbe_dev->dev, "unknown ethss(0x%x)\n",
2538 gbe_dev->ss_version);
2539 return -EINVAL;
2540 }
2541
2542 slave->port_regs = gbe_dev->switch_regs + port_reg_ofs +
2543 (port_reg_blk_sz * port_reg_num);
2544 slave->emac_regs = gbe_dev->switch_regs + emac_reg_ofs +
2545 (emac_reg_blk_sz * slave->slave_num);
2546
2547 if (gbe_dev->ss_version == GBE_SS_VERSION_14) {
2548 /* Initialize slave port register offsets */
2549 GBE_SET_REG_OFS(slave, port_regs, port_vlan);
2550 GBE_SET_REG_OFS(slave, port_regs, tx_pri_map);
2551 GBE_SET_REG_OFS(slave, port_regs, sa_lo);
2552 GBE_SET_REG_OFS(slave, port_regs, sa_hi);
2553 GBE_SET_REG_OFS(slave, port_regs, ts_ctl);
2554 GBE_SET_REG_OFS(slave, port_regs, ts_seq_ltype);
2555 GBE_SET_REG_OFS(slave, port_regs, ts_vlan);
2556 GBE_SET_REG_OFS(slave, port_regs, ts_ctl_ltype2);
2557 GBE_SET_REG_OFS(slave, port_regs, ts_ctl2);
2558
2559 /* Initialize EMAC register offsets */
2560 GBE_SET_REG_OFS(slave, emac_regs, mac_control);
2561 GBE_SET_REG_OFS(slave, emac_regs, soft_reset);
2562 GBE_SET_REG_OFS(slave, emac_regs, rx_maxlen);
2563
2564 } else if (IS_SS_ID_MU(gbe_dev)) {
2565 /* Initialize slave port register offsets */
2566 GBENU_SET_REG_OFS(slave, port_regs, port_vlan);
2567 GBENU_SET_REG_OFS(slave, port_regs, tx_pri_map);
2568 GBENU_SET_REG_OFS(slave, port_regs, sa_lo);
2569 GBENU_SET_REG_OFS(slave, port_regs, sa_hi);
2570 GBENU_SET_REG_OFS(slave, port_regs, ts_ctl);
2571 GBENU_SET_REG_OFS(slave, port_regs, ts_seq_ltype);
2572 GBENU_SET_REG_OFS(slave, port_regs, ts_vlan);
2573 GBENU_SET_REG_OFS(slave, port_regs, ts_ctl_ltype2);
2574 GBENU_SET_REG_OFS(slave, port_regs, ts_ctl2);
2575 GBENU_SET_REG_OFS(slave, port_regs, rx_maxlen);
2576
2577 /* Initialize EMAC register offsets */
2578 GBENU_SET_REG_OFS(slave, emac_regs, mac_control);
2579 GBENU_SET_REG_OFS(slave, emac_regs, soft_reset);
2580
2581 } else if (gbe_dev->ss_version == XGBE_SS_VERSION_10) {
2582 /* Initialize slave port register offsets */
2583 XGBE_SET_REG_OFS(slave, port_regs, port_vlan);
2584 XGBE_SET_REG_OFS(slave, port_regs, tx_pri_map);
2585 XGBE_SET_REG_OFS(slave, port_regs, sa_lo);
2586 XGBE_SET_REG_OFS(slave, port_regs, sa_hi);
2587 XGBE_SET_REG_OFS(slave, port_regs, ts_ctl);
2588 XGBE_SET_REG_OFS(slave, port_regs, ts_seq_ltype);
2589 XGBE_SET_REG_OFS(slave, port_regs, ts_vlan);
2590 XGBE_SET_REG_OFS(slave, port_regs, ts_ctl_ltype2);
2591 XGBE_SET_REG_OFS(slave, port_regs, ts_ctl2);
2592
2593 /* Initialize EMAC register offsets */
2594 XGBE_SET_REG_OFS(slave, emac_regs, mac_control);
2595 XGBE_SET_REG_OFS(slave, emac_regs, soft_reset);
2596 XGBE_SET_REG_OFS(slave, emac_regs, rx_maxlen);
2597 }
2598
2599 atomic_set(&slave->link_state, NETCP_LINK_STATE_INVALID);
2600 return 0;
2601 }
2602
2603 static void init_secondary_ports(struct gbe_priv *gbe_dev,
2604 struct device_node *node)
2605 {
2606 struct device *dev = gbe_dev->dev;
2607 phy_interface_t phy_mode;
2608 struct gbe_priv **priv;
2609 struct device_node *port;
2610 struct gbe_slave *slave;
2611 bool mac_phy_link = false;
2612
2613 for_each_child_of_node(node, port) {
2614 slave = devm_kzalloc(dev, sizeof(*slave), GFP_KERNEL);
2615 if (!slave) {
2616 dev_err(dev,
2617 "memomry alloc failed for secondary port(%s), skipping...\n",
2618 port->name);
2619 continue;
2620 }
2621
2622 if (init_slave(gbe_dev, slave, port)) {
2623 dev_err(dev,
2624 "Failed to initialize secondary port(%s), skipping...\n",
2625 port->name);
2626 devm_kfree(dev, slave);
2627 continue;
2628 }
2629
2630 gbe_sgmii_config(gbe_dev, slave);
2631 gbe_port_reset(slave);
2632 gbe_port_config(gbe_dev, slave, gbe_dev->rx_packet_max);
2633 list_add_tail(&slave->slave_list, &gbe_dev->secondary_slaves);
2634 gbe_dev->num_slaves++;
2635 if ((slave->link_interface == SGMII_LINK_MAC_PHY) ||
2636 (slave->link_interface == XGMII_LINK_MAC_PHY))
2637 mac_phy_link = true;
2638
2639 slave->open = true;
2640 if (gbe_dev->num_slaves >= gbe_dev->max_num_slaves) {
2641 of_node_put(port);
2642 break;
2643 }
2644 }
2645
2646 /* of_phy_connect() is needed only for MAC-PHY interface */
2647 if (!mac_phy_link)
2648 return;
2649
2650 /* Allocate dummy netdev device for attaching to phy device */
2651 gbe_dev->dummy_ndev = alloc_netdev(sizeof(gbe_dev), "dummy",
2652 NET_NAME_UNKNOWN, ether_setup);
2653 if (!gbe_dev->dummy_ndev) {
2654 dev_err(dev,
2655 "Failed to allocate dummy netdev for secondary ports, skipping phy_connect()...\n");
2656 return;
2657 }
2658 priv = netdev_priv(gbe_dev->dummy_ndev);
2659 *priv = gbe_dev;
2660
2661 if (slave->link_interface == SGMII_LINK_MAC_PHY) {
2662 phy_mode = PHY_INTERFACE_MODE_SGMII;
2663 slave->phy_port_t = PORT_MII;
2664 } else {
2665 phy_mode = PHY_INTERFACE_MODE_NA;
2666 slave->phy_port_t = PORT_FIBRE;
2667 }
2668
2669 for_each_sec_slave(slave, gbe_dev) {
2670 if ((slave->link_interface != SGMII_LINK_MAC_PHY) &&
2671 (slave->link_interface != XGMII_LINK_MAC_PHY))
2672 continue;
2673 slave->phy =
2674 of_phy_connect(gbe_dev->dummy_ndev,
2675 slave->phy_node,
2676 gbe_adjust_link_sec_slaves,
2677 0, phy_mode);
2678 if (!slave->phy) {
2679 dev_err(dev, "phy not found for slave %d\n",
2680 slave->slave_num);
2681 slave->phy = NULL;
2682 } else {
2683 dev_dbg(dev, "phy found: id is: 0x%s\n",
2684 phydev_name(slave->phy));
2685 phy_start(slave->phy);
2686 phy_read_status(slave->phy);
2687 }
2688 }
2689 }
2690
2691 static void free_secondary_ports(struct gbe_priv *gbe_dev)
2692 {
2693 struct gbe_slave *slave;
2694
2695 while (!list_empty(&gbe_dev->secondary_slaves)) {
2696 slave = first_sec_slave(gbe_dev);
2697
2698 if (slave->phy)
2699 phy_disconnect(slave->phy);
2700 list_del(&slave->slave_list);
2701 }
2702 if (gbe_dev->dummy_ndev)
2703 free_netdev(gbe_dev->dummy_ndev);
2704 }
2705
2706 static int set_xgbe_ethss10_priv(struct gbe_priv *gbe_dev,
2707 struct device_node *node)
2708 {
2709 struct resource res;
2710 void __iomem *regs;
2711 int ret, i;
2712
2713 ret = of_address_to_resource(node, XGBE_SS_REG_INDEX, &res);
2714 if (ret) {
2715 dev_err(gbe_dev->dev,
2716 "Can't xlate xgbe of node(%s) ss address at %d\n",
2717 node->name, XGBE_SS_REG_INDEX);
2718 return ret;
2719 }
2720
2721 regs = devm_ioremap_resource(gbe_dev->dev, &res);
2722 if (IS_ERR(regs)) {
2723 dev_err(gbe_dev->dev, "Failed to map xgbe ss register base\n");
2724 return PTR_ERR(regs);
2725 }
2726 gbe_dev->ss_regs = regs;
2727
2728 ret = of_address_to_resource(node, XGBE_SM_REG_INDEX, &res);
2729 if (ret) {
2730 dev_err(gbe_dev->dev,
2731 "Can't xlate xgbe of node(%s) sm address at %d\n",
2732 node->name, XGBE_SM_REG_INDEX);
2733 return ret;
2734 }
2735
2736 regs = devm_ioremap_resource(gbe_dev->dev, &res);
2737 if (IS_ERR(regs)) {
2738 dev_err(gbe_dev->dev, "Failed to map xgbe sm register base\n");
2739 return PTR_ERR(regs);
2740 }
2741 gbe_dev->switch_regs = regs;
2742
2743 ret = of_address_to_resource(node, XGBE_SERDES_REG_INDEX, &res);
2744 if (ret) {
2745 dev_err(gbe_dev->dev,
2746 "Can't xlate xgbe serdes of node(%s) address at %d\n",
2747 node->name, XGBE_SERDES_REG_INDEX);
2748 return ret;
2749 }
2750
2751 regs = devm_ioremap_resource(gbe_dev->dev, &res);
2752 if (IS_ERR(regs)) {
2753 dev_err(gbe_dev->dev, "Failed to map xgbe serdes register base\n");
2754 return PTR_ERR(regs);
2755 }
2756 gbe_dev->xgbe_serdes_regs = regs;
2757
2758 gbe_dev->num_stats_mods = gbe_dev->max_num_ports;
2759 gbe_dev->et_stats = xgbe10_et_stats;
2760 gbe_dev->num_et_stats = ARRAY_SIZE(xgbe10_et_stats);
2761
2762 gbe_dev->hw_stats = devm_kzalloc(gbe_dev->dev,
2763 gbe_dev->num_et_stats * sizeof(u64),
2764 GFP_KERNEL);
2765 if (!gbe_dev->hw_stats) {
2766 dev_err(gbe_dev->dev, "hw_stats memory allocation failed\n");
2767 return -ENOMEM;
2768 }
2769
2770 gbe_dev->hw_stats_prev =
2771 devm_kzalloc(gbe_dev->dev,
2772 gbe_dev->num_et_stats * sizeof(u32),
2773 GFP_KERNEL);
2774 if (!gbe_dev->hw_stats_prev) {
2775 dev_err(gbe_dev->dev,
2776 "hw_stats_prev memory allocation failed\n");
2777 return -ENOMEM;
2778 }
2779
2780 gbe_dev->ss_version = XGBE_SS_VERSION_10;
2781 gbe_dev->sgmii_port_regs = gbe_dev->ss_regs +
2782 XGBE10_SGMII_MODULE_OFFSET;
2783 gbe_dev->host_port_regs = gbe_dev->ss_regs + XGBE10_HOST_PORT_OFFSET;
2784
2785 for (i = 0; i < gbe_dev->max_num_ports; i++)
2786 gbe_dev->hw_stats_regs[i] = gbe_dev->switch_regs +
2787 XGBE10_HW_STATS_OFFSET + (GBE_HW_STATS_REG_MAP_SZ * i);
2788
2789 gbe_dev->ale_reg = gbe_dev->switch_regs + XGBE10_ALE_OFFSET;
2790 gbe_dev->ale_ports = gbe_dev->max_num_ports;
2791 gbe_dev->host_port = XGBE10_HOST_PORT_NUM;
2792 gbe_dev->ale_entries = XGBE10_NUM_ALE_ENTRIES;
2793 gbe_dev->stats_en_mask = (1 << (gbe_dev->max_num_ports)) - 1;
2794
2795 /* Subsystem registers */
2796 XGBE_SET_REG_OFS(gbe_dev, ss_regs, id_ver);
2797 XGBE_SET_REG_OFS(gbe_dev, ss_regs, control);
2798
2799 /* Switch module registers */
2800 XGBE_SET_REG_OFS(gbe_dev, switch_regs, id_ver);
2801 XGBE_SET_REG_OFS(gbe_dev, switch_regs, control);
2802 XGBE_SET_REG_OFS(gbe_dev, switch_regs, ptype);
2803 XGBE_SET_REG_OFS(gbe_dev, switch_regs, stat_port_en);
2804 XGBE_SET_REG_OFS(gbe_dev, switch_regs, flow_control);
2805
2806 /* Host port registers */
2807 XGBE_SET_REG_OFS(gbe_dev, host_port_regs, port_vlan);
2808 XGBE_SET_REG_OFS(gbe_dev, host_port_regs, tx_pri_map);
2809 XGBE_SET_REG_OFS(gbe_dev, host_port_regs, rx_maxlen);
2810 return 0;
2811 }
2812
2813 static int get_gbe_resource_version(struct gbe_priv *gbe_dev,
2814 struct device_node *node)
2815 {
2816 struct resource res;
2817 void __iomem *regs;
2818 int ret;
2819
2820 ret = of_address_to_resource(node, GBE_SS_REG_INDEX, &res);
2821 if (ret) {
2822 dev_err(gbe_dev->dev,
2823 "Can't translate of node(%s) of gbe ss address at %d\n",
2824 node->name, GBE_SS_REG_INDEX);
2825 return ret;
2826 }
2827
2828 regs = devm_ioremap_resource(gbe_dev->dev, &res);
2829 if (IS_ERR(regs)) {
2830 dev_err(gbe_dev->dev, "Failed to map gbe register base\n");
2831 return PTR_ERR(regs);
2832 }
2833 gbe_dev->ss_regs = regs;
2834 gbe_dev->ss_version = readl(gbe_dev->ss_regs);
2835 return 0;
2836 }
2837
2838 static int set_gbe_ethss14_priv(struct gbe_priv *gbe_dev,
2839 struct device_node *node)
2840 {
2841 struct resource res;
2842 void __iomem *regs;
2843 int i, ret;
2844
2845 ret = of_address_to_resource(node, GBE_SGMII34_REG_INDEX, &res);
2846 if (ret) {
2847 dev_err(gbe_dev->dev,
2848 "Can't translate of gbe node(%s) address at index %d\n",
2849 node->name, GBE_SGMII34_REG_INDEX);
2850 return ret;
2851 }
2852
2853 regs = devm_ioremap_resource(gbe_dev->dev, &res);
2854 if (IS_ERR(regs)) {
2855 dev_err(gbe_dev->dev,
2856 "Failed to map gbe sgmii port34 register base\n");
2857 return PTR_ERR(regs);
2858 }
2859 gbe_dev->sgmii_port34_regs = regs;
2860
2861 ret = of_address_to_resource(node, GBE_SM_REG_INDEX, &res);
2862 if (ret) {
2863 dev_err(gbe_dev->dev,
2864 "Can't translate of gbe node(%s) address at index %d\n",
2865 node->name, GBE_SM_REG_INDEX);
2866 return ret;
2867 }
2868
2869 regs = devm_ioremap_resource(gbe_dev->dev, &res);
2870 if (IS_ERR(regs)) {
2871 dev_err(gbe_dev->dev,
2872 "Failed to map gbe switch module register base\n");
2873 return PTR_ERR(regs);
2874 }
2875 gbe_dev->switch_regs = regs;
2876
2877 gbe_dev->num_stats_mods = gbe_dev->max_num_slaves;
2878 gbe_dev->et_stats = gbe13_et_stats;
2879 gbe_dev->num_et_stats = ARRAY_SIZE(gbe13_et_stats);
2880
2881 gbe_dev->hw_stats = devm_kzalloc(gbe_dev->dev,
2882 gbe_dev->num_et_stats * sizeof(u64),
2883 GFP_KERNEL);
2884 if (!gbe_dev->hw_stats) {
2885 dev_err(gbe_dev->dev, "hw_stats memory allocation failed\n");
2886 return -ENOMEM;
2887 }
2888
2889 gbe_dev->hw_stats_prev =
2890 devm_kzalloc(gbe_dev->dev,
2891 gbe_dev->num_et_stats * sizeof(u32),
2892 GFP_KERNEL);
2893 if (!gbe_dev->hw_stats_prev) {
2894 dev_err(gbe_dev->dev,
2895 "hw_stats_prev memory allocation failed\n");
2896 return -ENOMEM;
2897 }
2898
2899 gbe_dev->sgmii_port_regs = gbe_dev->ss_regs + GBE13_SGMII_MODULE_OFFSET;
2900 gbe_dev->host_port_regs = gbe_dev->switch_regs + GBE13_HOST_PORT_OFFSET;
2901
2902 /* K2HK has only 2 hw stats modules visible at a time, so
2903 * module 0 & 2 points to one base and
2904 * module 1 & 3 points to the other base
2905 */
2906 for (i = 0; i < gbe_dev->max_num_slaves; i++) {
2907 gbe_dev->hw_stats_regs[i] =
2908 gbe_dev->switch_regs + GBE13_HW_STATS_OFFSET +
2909 (GBE_HW_STATS_REG_MAP_SZ * (i & 0x1));
2910 }
2911
2912 gbe_dev->ale_reg = gbe_dev->switch_regs + GBE13_ALE_OFFSET;
2913 gbe_dev->ale_ports = gbe_dev->max_num_ports;
2914 gbe_dev->host_port = GBE13_HOST_PORT_NUM;
2915 gbe_dev->ale_entries = GBE13_NUM_ALE_ENTRIES;
2916 gbe_dev->stats_en_mask = GBE13_REG_VAL_STAT_ENABLE_ALL;
2917
2918 /* Subsystem registers */
2919 GBE_SET_REG_OFS(gbe_dev, ss_regs, id_ver);
2920
2921 /* Switch module registers */
2922 GBE_SET_REG_OFS(gbe_dev, switch_regs, id_ver);
2923 GBE_SET_REG_OFS(gbe_dev, switch_regs, control);
2924 GBE_SET_REG_OFS(gbe_dev, switch_regs, soft_reset);
2925 GBE_SET_REG_OFS(gbe_dev, switch_regs, stat_port_en);
2926 GBE_SET_REG_OFS(gbe_dev, switch_regs, ptype);
2927 GBE_SET_REG_OFS(gbe_dev, switch_regs, flow_control);
2928
2929 /* Host port registers */
2930 GBE_SET_REG_OFS(gbe_dev, host_port_regs, port_vlan);
2931 GBE_SET_REG_OFS(gbe_dev, host_port_regs, rx_maxlen);
2932 return 0;
2933 }
2934
2935 static int set_gbenu_ethss_priv(struct gbe_priv *gbe_dev,
2936 struct device_node *node)
2937 {
2938 struct resource res;
2939 void __iomem *regs;
2940 int i, ret;
2941
2942 gbe_dev->num_stats_mods = gbe_dev->max_num_ports;
2943 gbe_dev->et_stats = gbenu_et_stats;
2944
2945 if (IS_SS_ID_NU(gbe_dev))
2946 gbe_dev->num_et_stats = GBENU_ET_STATS_HOST_SIZE +
2947 (gbe_dev->max_num_slaves * GBENU_ET_STATS_PORT_SIZE);
2948 else
2949 gbe_dev->num_et_stats = GBENU_ET_STATS_HOST_SIZE +
2950 GBENU_ET_STATS_PORT_SIZE;
2951
2952 gbe_dev->hw_stats = devm_kzalloc(gbe_dev->dev,
2953 gbe_dev->num_et_stats * sizeof(u64),
2954 GFP_KERNEL);
2955 if (!gbe_dev->hw_stats) {
2956 dev_err(gbe_dev->dev, "hw_stats memory allocation failed\n");
2957 return -ENOMEM;
2958 }
2959
2960 gbe_dev->hw_stats_prev =
2961 devm_kzalloc(gbe_dev->dev,
2962 gbe_dev->num_et_stats * sizeof(u32),
2963 GFP_KERNEL);
2964 if (!gbe_dev->hw_stats_prev) {
2965 dev_err(gbe_dev->dev,
2966 "hw_stats_prev memory allocation failed\n");
2967 return -ENOMEM;
2968 }
2969
2970 ret = of_address_to_resource(node, GBENU_SM_REG_INDEX, &res);
2971 if (ret) {
2972 dev_err(gbe_dev->dev,
2973 "Can't translate of gbenu node(%s) addr at index %d\n",
2974 node->name, GBENU_SM_REG_INDEX);
2975 return ret;
2976 }
2977
2978 regs = devm_ioremap_resource(gbe_dev->dev, &res);
2979 if (IS_ERR(regs)) {
2980 dev_err(gbe_dev->dev,
2981 "Failed to map gbenu switch module register base\n");
2982 return PTR_ERR(regs);
2983 }
2984 gbe_dev->switch_regs = regs;
2985
2986 gbe_dev->sgmii_port_regs = gbe_dev->ss_regs + GBENU_SGMII_MODULE_OFFSET;
2987
2988 /* Although sgmii modules are mem mapped to one contiguous
2989 * region on GBENU devices, setting sgmii_port34_regs allows
2990 * consistent code when accessing sgmii api
2991 */
2992 gbe_dev->sgmii_port34_regs = gbe_dev->sgmii_port_regs +
2993 (2 * GBENU_SGMII_MODULE_SIZE);
2994
2995 gbe_dev->host_port_regs = gbe_dev->switch_regs + GBENU_HOST_PORT_OFFSET;
2996
2997 for (i = 0; i < (gbe_dev->max_num_ports); i++)
2998 gbe_dev->hw_stats_regs[i] = gbe_dev->switch_regs +
2999 GBENU_HW_STATS_OFFSET + (GBENU_HW_STATS_REG_MAP_SZ * i);
3000
3001 gbe_dev->ale_reg = gbe_dev->switch_regs + GBENU_ALE_OFFSET;
3002 gbe_dev->ale_ports = gbe_dev->max_num_ports;
3003 gbe_dev->host_port = GBENU_HOST_PORT_NUM;
3004 gbe_dev->ale_entries = GBE13_NUM_ALE_ENTRIES;
3005 gbe_dev->stats_en_mask = (1 << (gbe_dev->max_num_ports)) - 1;
3006
3007 /* Subsystem registers */
3008 GBENU_SET_REG_OFS(gbe_dev, ss_regs, id_ver);
3009
3010 /* Switch module registers */
3011 GBENU_SET_REG_OFS(gbe_dev, switch_regs, id_ver);
3012 GBENU_SET_REG_OFS(gbe_dev, switch_regs, control);
3013 GBENU_SET_REG_OFS(gbe_dev, switch_regs, stat_port_en);
3014 GBENU_SET_REG_OFS(gbe_dev, switch_regs, ptype);
3015
3016 /* Host port registers */
3017 GBENU_SET_REG_OFS(gbe_dev, host_port_regs, port_vlan);
3018 GBENU_SET_REG_OFS(gbe_dev, host_port_regs, rx_maxlen);
3019
3020 /* For NU only. 2U does not need tx_pri_map.
3021 * NU cppi port 0 tx pkt streaming interface has (n-1)*8 egress threads
3022 * while 2U has only 1 such thread
3023 */
3024 GBENU_SET_REG_OFS(gbe_dev, host_port_regs, tx_pri_map);
3025 return 0;
3026 }
3027
3028 static int gbe_probe(struct netcp_device *netcp_device, struct device *dev,
3029 struct device_node *node, void **inst_priv)
3030 {
3031 struct device_node *interfaces, *interface;
3032 struct device_node *secondary_ports;
3033 struct cpsw_ale_params ale_params;
3034 struct gbe_priv *gbe_dev;
3035 u32 slave_num;
3036 int i, ret = 0;
3037
3038 if (!node) {
3039 dev_err(dev, "device tree info unavailable\n");
3040 return -ENODEV;
3041 }
3042
3043 gbe_dev = devm_kzalloc(dev, sizeof(struct gbe_priv), GFP_KERNEL);
3044 if (!gbe_dev)
3045 return -ENOMEM;
3046
3047 if (of_device_is_compatible(node, "ti,netcp-gbe-5") ||
3048 of_device_is_compatible(node, "ti,netcp-gbe")) {
3049 gbe_dev->max_num_slaves = 4;
3050 } else if (of_device_is_compatible(node, "ti,netcp-gbe-9")) {
3051 gbe_dev->max_num_slaves = 8;
3052 } else if (of_device_is_compatible(node, "ti,netcp-gbe-2")) {
3053 gbe_dev->max_num_slaves = 1;
3054 } else if (of_device_is_compatible(node, "ti,netcp-xgbe")) {
3055 gbe_dev->max_num_slaves = 2;
3056 } else {
3057 dev_err(dev, "device tree node for unknown device\n");
3058 return -EINVAL;
3059 }
3060 gbe_dev->max_num_ports = gbe_dev->max_num_slaves + 1;
3061
3062 gbe_dev->dev = dev;
3063 gbe_dev->netcp_device = netcp_device;
3064 gbe_dev->rx_packet_max = NETCP_MAX_FRAME_SIZE;
3065
3066 /* init the hw stats lock */
3067 spin_lock_init(&gbe_dev->hw_stats_lock);
3068
3069 if (of_find_property(node, "enable-ale", NULL)) {
3070 gbe_dev->enable_ale = true;
3071 dev_info(dev, "ALE enabled\n");
3072 } else {
3073 gbe_dev->enable_ale = false;
3074 dev_dbg(dev, "ALE bypass enabled*\n");
3075 }
3076
3077 ret = of_property_read_u32(node, "tx-queue",
3078 &gbe_dev->tx_queue_id);
3079 if (ret < 0) {
3080 dev_err(dev, "missing tx_queue parameter\n");
3081 gbe_dev->tx_queue_id = GBE_TX_QUEUE;
3082 }
3083
3084 ret = of_property_read_string(node, "tx-channel",
3085 &gbe_dev->dma_chan_name);
3086 if (ret < 0) {
3087 dev_err(dev, "missing \"tx-channel\" parameter\n");
3088 return -EINVAL;
3089 }
3090
3091 if (!strcmp(node->name, "gbe")) {
3092 ret = get_gbe_resource_version(gbe_dev, node);
3093 if (ret)
3094 return ret;
3095
3096 dev_dbg(dev, "ss_version: 0x%08x\n", gbe_dev->ss_version);
3097
3098 if (gbe_dev->ss_version == GBE_SS_VERSION_14)
3099 ret = set_gbe_ethss14_priv(gbe_dev, node);
3100 else if (IS_SS_ID_MU(gbe_dev))
3101 ret = set_gbenu_ethss_priv(gbe_dev, node);
3102 else
3103 ret = -ENODEV;
3104
3105 } else if (!strcmp(node->name, "xgbe")) {
3106 ret = set_xgbe_ethss10_priv(gbe_dev, node);
3107 if (ret)
3108 return ret;
3109 ret = netcp_xgbe_serdes_init(gbe_dev->xgbe_serdes_regs,
3110 gbe_dev->ss_regs);
3111 } else {
3112 dev_err(dev, "unknown GBE node(%s)\n", node->name);
3113 ret = -ENODEV;
3114 }
3115
3116 if (ret)
3117 return ret;
3118
3119 interfaces = of_get_child_by_name(node, "interfaces");
3120 if (!interfaces)
3121 dev_err(dev, "could not find interfaces\n");
3122
3123 ret = netcp_txpipe_init(&gbe_dev->tx_pipe, netcp_device,
3124 gbe_dev->dma_chan_name, gbe_dev->tx_queue_id);
3125 if (ret)
3126 return ret;
3127
3128 ret = netcp_txpipe_open(&gbe_dev->tx_pipe);
3129 if (ret)
3130 return ret;
3131
3132 /* Create network interfaces */
3133 INIT_LIST_HEAD(&gbe_dev->gbe_intf_head);
3134 for_each_child_of_node(interfaces, interface) {
3135 ret = of_property_read_u32(interface, "slave-port", &slave_num);
3136 if (ret) {
3137 dev_err(dev, "missing slave-port parameter, skipping interface configuration for %s\n",
3138 interface->name);
3139 continue;
3140 }
3141 gbe_dev->num_slaves++;
3142 if (gbe_dev->num_slaves >= gbe_dev->max_num_slaves) {
3143 of_node_put(interface);
3144 break;
3145 }
3146 }
3147 of_node_put(interfaces);
3148
3149 if (!gbe_dev->num_slaves)
3150 dev_warn(dev, "No network interface configured\n");
3151
3152 /* Initialize Secondary slave ports */
3153 secondary_ports = of_get_child_by_name(node, "secondary-slave-ports");
3154 INIT_LIST_HEAD(&gbe_dev->secondary_slaves);
3155 if (secondary_ports && (gbe_dev->num_slaves < gbe_dev->max_num_slaves))
3156 init_secondary_ports(gbe_dev, secondary_ports);
3157 of_node_put(secondary_ports);
3158
3159 if (!gbe_dev->num_slaves) {
3160 dev_err(dev,
3161 "No network interface or secondary ports configured\n");
3162 ret = -ENODEV;
3163 goto free_sec_ports;
3164 }
3165
3166 memset(&ale_params, 0, sizeof(ale_params));
3167 ale_params.dev = gbe_dev->dev;
3168 ale_params.ale_regs = gbe_dev->ale_reg;
3169 ale_params.ale_ageout = GBE_DEFAULT_ALE_AGEOUT;
3170 ale_params.ale_entries = gbe_dev->ale_entries;
3171 ale_params.ale_ports = gbe_dev->ale_ports;
3172
3173 gbe_dev->ale = cpsw_ale_create(&ale_params);
3174 if (!gbe_dev->ale) {
3175 dev_err(gbe_dev->dev, "error initializing ale engine\n");
3176 ret = -ENODEV;
3177 goto free_sec_ports;
3178 } else {
3179 dev_dbg(gbe_dev->dev, "Created a gbe ale engine\n");
3180 }
3181
3182 /* initialize host port */
3183 gbe_init_host_port(gbe_dev);
3184
3185 spin_lock_bh(&gbe_dev->hw_stats_lock);
3186 for (i = 0; i < gbe_dev->num_stats_mods; i++) {
3187 if (gbe_dev->ss_version == GBE_SS_VERSION_14)
3188 gbe_reset_mod_stats_ver14(gbe_dev, i);
3189 else
3190 gbe_reset_mod_stats(gbe_dev, i);
3191 }
3192 spin_unlock_bh(&gbe_dev->hw_stats_lock);
3193
3194 init_timer(&gbe_dev->timer);
3195 gbe_dev->timer.data = (unsigned long)gbe_dev;
3196 gbe_dev->timer.function = netcp_ethss_timer;
3197 gbe_dev->timer.expires = jiffies + GBE_TIMER_INTERVAL;
3198 add_timer(&gbe_dev->timer);
3199 *inst_priv = gbe_dev;
3200 return 0;
3201
3202 free_sec_ports:
3203 free_secondary_ports(gbe_dev);
3204 return ret;
3205 }
3206
3207 static int gbe_attach(void *inst_priv, struct net_device *ndev,
3208 struct device_node *node, void **intf_priv)
3209 {
3210 struct gbe_priv *gbe_dev = inst_priv;
3211 struct gbe_intf *gbe_intf;
3212 int ret;
3213
3214 if (!node) {
3215 dev_err(gbe_dev->dev, "interface node not available\n");
3216 return -ENODEV;
3217 }
3218
3219 gbe_intf = devm_kzalloc(gbe_dev->dev, sizeof(*gbe_intf), GFP_KERNEL);
3220 if (!gbe_intf)
3221 return -ENOMEM;
3222
3223 gbe_intf->ndev = ndev;
3224 gbe_intf->dev = gbe_dev->dev;
3225 gbe_intf->gbe_dev = gbe_dev;
3226
3227 gbe_intf->slave = devm_kzalloc(gbe_dev->dev,
3228 sizeof(*gbe_intf->slave),
3229 GFP_KERNEL);
3230 if (!gbe_intf->slave) {
3231 ret = -ENOMEM;
3232 goto fail;
3233 }
3234
3235 if (init_slave(gbe_dev, gbe_intf->slave, node)) {
3236 ret = -ENODEV;
3237 goto fail;
3238 }
3239
3240 gbe_intf->tx_pipe = gbe_dev->tx_pipe;
3241 ndev->ethtool_ops = &keystone_ethtool_ops;
3242 list_add_tail(&gbe_intf->gbe_intf_list, &gbe_dev->gbe_intf_head);
3243 *intf_priv = gbe_intf;
3244 return 0;
3245
3246 fail:
3247 if (gbe_intf->slave)
3248 devm_kfree(gbe_dev->dev, gbe_intf->slave);
3249 if (gbe_intf)
3250 devm_kfree(gbe_dev->dev, gbe_intf);
3251 return ret;
3252 }
3253
3254 static int gbe_release(void *intf_priv)
3255 {
3256 struct gbe_intf *gbe_intf = intf_priv;
3257
3258 gbe_intf->ndev->ethtool_ops = NULL;
3259 list_del(&gbe_intf->gbe_intf_list);
3260 devm_kfree(gbe_intf->dev, gbe_intf->slave);
3261 devm_kfree(gbe_intf->dev, gbe_intf);
3262 return 0;
3263 }
3264
3265 static int gbe_remove(struct netcp_device *netcp_device, void *inst_priv)
3266 {
3267 struct gbe_priv *gbe_dev = inst_priv;
3268
3269 del_timer_sync(&gbe_dev->timer);
3270 cpsw_ale_stop(gbe_dev->ale);
3271 cpsw_ale_destroy(gbe_dev->ale);
3272 netcp_txpipe_close(&gbe_dev->tx_pipe);
3273 free_secondary_ports(gbe_dev);
3274
3275 if (!list_empty(&gbe_dev->gbe_intf_head))
3276 dev_alert(gbe_dev->dev,
3277 "unreleased ethss interfaces present\n");
3278
3279 return 0;
3280 }
3281
3282 static struct netcp_module gbe_module = {
3283 .name = GBE_MODULE_NAME,
3284 .owner = THIS_MODULE,
3285 .primary = true,
3286 .probe = gbe_probe,
3287 .open = gbe_open,
3288 .close = gbe_close,
3289 .remove = gbe_remove,
3290 .attach = gbe_attach,
3291 .release = gbe_release,
3292 .add_addr = gbe_add_addr,
3293 .del_addr = gbe_del_addr,
3294 .add_vid = gbe_add_vid,
3295 .del_vid = gbe_del_vid,
3296 .ioctl = gbe_ioctl,
3297 };
3298
3299 static struct netcp_module xgbe_module = {
3300 .name = XGBE_MODULE_NAME,
3301 .owner = THIS_MODULE,
3302 .primary = true,
3303 .probe = gbe_probe,
3304 .open = gbe_open,
3305 .close = gbe_close,
3306 .remove = gbe_remove,
3307 .attach = gbe_attach,
3308 .release = gbe_release,
3309 .add_addr = gbe_add_addr,
3310 .del_addr = gbe_del_addr,
3311 .add_vid = gbe_add_vid,
3312 .del_vid = gbe_del_vid,
3313 .ioctl = gbe_ioctl,
3314 };
3315
3316 static int __init keystone_gbe_init(void)
3317 {
3318 int ret;
3319
3320 ret = netcp_register_module(&gbe_module);
3321 if (ret)
3322 return ret;
3323
3324 ret = netcp_register_module(&xgbe_module);
3325 if (ret)
3326 return ret;
3327
3328 return 0;
3329 }
3330 module_init(keystone_gbe_init);
3331
3332 static void __exit keystone_gbe_exit(void)
3333 {
3334 netcp_unregister_module(&gbe_module);
3335 netcp_unregister_module(&xgbe_module);
3336 }
3337 module_exit(keystone_gbe_exit);
3338
3339 MODULE_LICENSE("GPL v2");
3340 MODULE_DESCRIPTION("TI NETCP ETHSS driver for Keystone SOCs");
3341 MODULE_AUTHOR("Sandeep Nair <sandeep_n@ti.com");
Linux kernel - Deliverables
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