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1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Keystone GBE and XGBE subsystem code
4 *
5 * Copyright (C) 2014 Texas Instruments Incorporated
6 * Authors: Sandeep Nair <sandeep_n@ti.com>
7 * Sandeep Paulraj <s-paulraj@ti.com>
8 * Cyril Chemparathy <cyril@ti.com>
9 * Santosh Shilimkar <santosh.shilimkar@ti.com>
10 * Wingman Kwok <w-kwok2@ti.com>
11 */
12
13#include <linux/io.h>
14#include <linux/module.h>
15#include <linux/of_mdio.h>
16#include <linux/of_net.h>
17#include <linux/of_address.h>
18#include <linux/if_vlan.h>
19#include <linux/ptp_classify.h>
20#include <linux/net_tstamp.h>
21#include <linux/ethtool.h>
22
23#include "cpsw.h"
24#include "cpsw_ale.h"
25#include "netcp.h"
26#include "cpts.h"
27
28#define NETCP_DRIVER_NAME "TI KeyStone Ethernet Driver"
29#define NETCP_DRIVER_VERSION "v1.0"
30
31#define GBE_IDENT(reg) ((reg >> 16) & 0xffff)
32#define GBE_MAJOR_VERSION(reg) (reg >> 8 & 0x7)
33#define GBE_MINOR_VERSION(reg) (reg & 0xff)
34#define GBE_RTL_VERSION(reg) ((reg >> 11) & 0x1f)
35
36/* 1G Ethernet SS defines */
37#define GBE_MODULE_NAME "netcp-gbe"
38#define GBE_SS_VERSION_14 0x4ed2
39
40#define GBE_SS_REG_INDEX 0
41#define GBE_SGMII34_REG_INDEX 1
42#define GBE_SM_REG_INDEX 2
43/* offset relative to base of GBE_SS_REG_INDEX */
44#define GBE13_SGMII_MODULE_OFFSET 0x100
45/* offset relative to base of GBE_SM_REG_INDEX */
46#define GBE13_HOST_PORT_OFFSET 0x34
47#define GBE13_SLAVE_PORT_OFFSET 0x60
48#define GBE13_EMAC_OFFSET 0x100
49#define GBE13_SLAVE_PORT2_OFFSET 0x200
50#define GBE13_HW_STATS_OFFSET 0x300
51#define GBE13_CPTS_OFFSET 0x500
52#define GBE13_ALE_OFFSET 0x600
53#define GBE13_HOST_PORT_NUM 0
54
55/* 1G Ethernet NU SS defines */
56#define GBENU_MODULE_NAME "netcp-gbenu"
57#define GBE_SS_ID_NU 0x4ee6
58#define GBE_SS_ID_2U 0x4ee8
59
60#define IS_SS_ID_MU(d) \
61 ((GBE_IDENT((d)->ss_version) == GBE_SS_ID_NU) || \
62 (GBE_IDENT((d)->ss_version) == GBE_SS_ID_2U))
63
64#define IS_SS_ID_NU(d) \
65 (GBE_IDENT((d)->ss_version) == GBE_SS_ID_NU)
66
67#define IS_SS_ID_VER_14(d) \
68 (GBE_IDENT((d)->ss_version) == GBE_SS_VERSION_14)
69#define IS_SS_ID_2U(d) \
70 (GBE_IDENT((d)->ss_version) == GBE_SS_ID_2U)
71
72#define GBENU_SS_REG_INDEX 0
73#define GBENU_SM_REG_INDEX 1
74#define GBENU_SGMII_MODULE_OFFSET 0x100
75#define GBENU_HOST_PORT_OFFSET 0x1000
76#define GBENU_SLAVE_PORT_OFFSET 0x2000
77#define GBENU_EMAC_OFFSET 0x2330
78#define GBENU_HW_STATS_OFFSET 0x1a000
79#define GBENU_CPTS_OFFSET 0x1d000
80#define GBENU_ALE_OFFSET 0x1e000
81#define GBENU_HOST_PORT_NUM 0
82#define GBENU_SGMII_MODULE_SIZE 0x100
83
84/* 10G Ethernet SS defines */
85#define XGBE_MODULE_NAME "netcp-xgbe"
86#define XGBE_SS_VERSION_10 0x4ee4
87
88#define XGBE_SS_REG_INDEX 0
89#define XGBE_SM_REG_INDEX 1
90#define XGBE_SERDES_REG_INDEX 2
91
92/* offset relative to base of XGBE_SS_REG_INDEX */
93#define XGBE10_SGMII_MODULE_OFFSET 0x100
94#define IS_SS_ID_XGBE(d) ((d)->ss_version == XGBE_SS_VERSION_10)
95/* offset relative to base of XGBE_SM_REG_INDEX */
96#define XGBE10_HOST_PORT_OFFSET 0x34
97#define XGBE10_SLAVE_PORT_OFFSET 0x64
98#define XGBE10_EMAC_OFFSET 0x400
99#define XGBE10_CPTS_OFFSET 0x600
100#define XGBE10_ALE_OFFSET 0x700
101#define XGBE10_HW_STATS_OFFSET 0x800
102#define XGBE10_HOST_PORT_NUM 0
103
104#define GBE_TIMER_INTERVAL (HZ / 2)
105
106/* Soft reset register values */
107#define SOFT_RESET_MASK BIT(0)
108#define SOFT_RESET BIT(0)
109#define DEVICE_EMACSL_RESET_POLL_COUNT 100
110#define GMACSL_RET_WARN_RESET_INCOMPLETE -2
111
112#define MACSL_RX_ENABLE_CSF BIT(23)
113#define MACSL_ENABLE_EXT_CTL BIT(18)
114#define MACSL_XGMII_ENABLE BIT(13)
115#define MACSL_XGIG_MODE BIT(8)
116#define MACSL_GIG_MODE BIT(7)
117#define MACSL_GMII_ENABLE BIT(5)
118#define MACSL_FULLDUPLEX BIT(0)
119
120#define GBE_CTL_P0_ENABLE BIT(2)
121#define ETH_SW_CTL_P0_TX_CRC_REMOVE BIT(13)
122#define GBE13_REG_VAL_STAT_ENABLE_ALL 0xff
123#define XGBE_REG_VAL_STAT_ENABLE_ALL 0xf
124#define GBE_STATS_CD_SEL BIT(28)
125
126#define GBE_PORT_MASK(x) (BIT(x) - 1)
127#define GBE_MASK_NO_PORTS 0
128
129#define GBE_DEF_1G_MAC_CONTROL \
130 (MACSL_GIG_MODE | MACSL_GMII_ENABLE | \
131 MACSL_ENABLE_EXT_CTL | MACSL_RX_ENABLE_CSF)
132
133#define GBE_DEF_10G_MAC_CONTROL \
134 (MACSL_XGIG_MODE | MACSL_XGMII_ENABLE | \
135 MACSL_ENABLE_EXT_CTL | MACSL_RX_ENABLE_CSF)
136
137#define GBE_STATSA_MODULE 0
138#define GBE_STATSB_MODULE 1
139#define GBE_STATSC_MODULE 2
140#define GBE_STATSD_MODULE 3
141
142#define GBENU_STATS0_MODULE 0
143#define GBENU_STATS1_MODULE 1
144#define GBENU_STATS2_MODULE 2
145#define GBENU_STATS3_MODULE 3
146#define GBENU_STATS4_MODULE 4
147#define GBENU_STATS5_MODULE 5
148#define GBENU_STATS6_MODULE 6
149#define GBENU_STATS7_MODULE 7
150#define GBENU_STATS8_MODULE 8
151
152#define XGBE_STATS0_MODULE 0
153#define XGBE_STATS1_MODULE 1
154#define XGBE_STATS2_MODULE 2
155
156/* s: 0-based slave_port */
157#define SGMII_BASE(d, s) \
158 (((s) < 2) ? (d)->sgmii_port_regs : (d)->sgmii_port34_regs)
159
160#define GBE_TX_QUEUE 648
161#define GBE_TXHOOK_ORDER 0
162#define GBE_RXHOOK_ORDER 0
163#define GBE_DEFAULT_ALE_AGEOUT 30
164#define SLAVE_LINK_IS_XGMII(s) ((s)->link_interface >= XGMII_LINK_MAC_PHY)
165#define SLAVE_LINK_IS_RGMII(s) \
166 (((s)->link_interface >= RGMII_LINK_MAC_PHY) && \
167 ((s)->link_interface <= RGMII_LINK_MAC_PHY_NO_MDIO))
168#define SLAVE_LINK_IS_SGMII(s) \
169 ((s)->link_interface <= SGMII_LINK_MAC_PHY_NO_MDIO)
170#define NETCP_LINK_STATE_INVALID -1
171
172#define GBE_SET_REG_OFS(p, rb, rn) p->rb##_ofs.rn = \
173 offsetof(struct gbe##_##rb, rn)
174#define GBENU_SET_REG_OFS(p, rb, rn) p->rb##_ofs.rn = \
175 offsetof(struct gbenu##_##rb, rn)
176#define XGBE_SET_REG_OFS(p, rb, rn) p->rb##_ofs.rn = \
177 offsetof(struct xgbe##_##rb, rn)
178#define GBE_REG_ADDR(p, rb, rn) (p->rb + p->rb##_ofs.rn)
179
180#define HOST_TX_PRI_MAP_DEFAULT 0x00000000
181
182#if IS_ENABLED(CONFIG_TI_CPTS)
183/* Px_TS_CTL register fields */
184#define TS_RX_ANX_F_EN BIT(0)
185#define TS_RX_VLAN_LT1_EN BIT(1)
186#define TS_RX_VLAN_LT2_EN BIT(2)
187#define TS_RX_ANX_D_EN BIT(3)
188#define TS_TX_ANX_F_EN BIT(4)
189#define TS_TX_VLAN_LT1_EN BIT(5)
190#define TS_TX_VLAN_LT2_EN BIT(6)
191#define TS_TX_ANX_D_EN BIT(7)
192#define TS_LT2_EN BIT(8)
193#define TS_RX_ANX_E_EN BIT(9)
194#define TS_TX_ANX_E_EN BIT(10)
195#define TS_MSG_TYPE_EN_SHIFT 16
196#define TS_MSG_TYPE_EN_MASK 0xffff
197
198/* Px_TS_SEQ_LTYPE register fields */
199#define TS_SEQ_ID_OFS_SHIFT 16
200#define TS_SEQ_ID_OFS_MASK 0x3f
201
202/* Px_TS_CTL_LTYPE2 register fields */
203#define TS_107 BIT(16)
204#define TS_129 BIT(17)
205#define TS_130 BIT(18)
206#define TS_131 BIT(19)
207#define TS_132 BIT(20)
208#define TS_319 BIT(21)
209#define TS_320 BIT(22)
210#define TS_TTL_NONZERO BIT(23)
211#define TS_UNI_EN BIT(24)
212#define TS_UNI_EN_SHIFT 24
213
214#define TS_TX_ANX_ALL_EN \
215 (TS_TX_ANX_D_EN | TS_TX_ANX_E_EN | TS_TX_ANX_F_EN)
216
217#define TS_RX_ANX_ALL_EN \
218 (TS_RX_ANX_D_EN | TS_RX_ANX_E_EN | TS_RX_ANX_F_EN)
219
220#define TS_CTL_DST_PORT TS_319
221#define TS_CTL_DST_PORT_SHIFT 21
222
223#define TS_CTL_MADDR_ALL \
224 (TS_107 | TS_129 | TS_130 | TS_131 | TS_132)
225
226#define TS_CTL_MADDR_SHIFT 16
227
228/* The PTP event messages - Sync, Delay_Req, Pdelay_Req, and Pdelay_Resp. */
229#define EVENT_MSG_BITS (BIT(0) | BIT(1) | BIT(2) | BIT(3))
230#endif /* CONFIG_TI_CPTS */
231
232struct xgbe_ss_regs {
233 u32 id_ver;
234 u32 synce_count;
235 u32 synce_mux;
236 u32 control;
237};
238
239struct xgbe_switch_regs {
240 u32 id_ver;
241 u32 control;
242 u32 emcontrol;
243 u32 stat_port_en;
244 u32 ptype;
245 u32 soft_idle;
246 u32 thru_rate;
247 u32 gap_thresh;
248 u32 tx_start_wds;
249 u32 flow_control;
250 u32 cppi_thresh;
251};
252
253struct xgbe_port_regs {
254 u32 blk_cnt;
255 u32 port_vlan;
256 u32 tx_pri_map;
257 u32 sa_lo;
258 u32 sa_hi;
259 u32 ts_ctl;
260 u32 ts_seq_ltype;
261 u32 ts_vlan;
262 u32 ts_ctl_ltype2;
263 u32 ts_ctl2;
264 u32 control;
265};
266
267struct xgbe_host_port_regs {
268 u32 blk_cnt;
269 u32 port_vlan;
270 u32 tx_pri_map;
271 u32 src_id;
272 u32 rx_pri_map;
273 u32 rx_maxlen;
274};
275
276struct xgbe_emac_regs {
277 u32 id_ver;
278 u32 mac_control;
279 u32 mac_status;
280 u32 soft_reset;
281 u32 rx_maxlen;
282 u32 __reserved_0;
283 u32 rx_pause;
284 u32 tx_pause;
285 u32 em_control;
286 u32 __reserved_1;
287 u32 tx_gap;
288 u32 rsvd[4];
289};
290
291struct xgbe_host_hw_stats {
292 u32 rx_good_frames;
293 u32 rx_broadcast_frames;
294 u32 rx_multicast_frames;
295 u32 __rsvd_0[3];
296 u32 rx_oversized_frames;
297 u32 __rsvd_1;
298 u32 rx_undersized_frames;
299 u32 __rsvd_2;
300 u32 overrun_type4;
301 u32 overrun_type5;
302 u32 rx_bytes;
303 u32 tx_good_frames;
304 u32 tx_broadcast_frames;
305 u32 tx_multicast_frames;
306 u32 __rsvd_3[9];
307 u32 tx_bytes;
308 u32 tx_64byte_frames;
309 u32 tx_65_to_127byte_frames;
310 u32 tx_128_to_255byte_frames;
311 u32 tx_256_to_511byte_frames;
312 u32 tx_512_to_1023byte_frames;
313 u32 tx_1024byte_frames;
314 u32 net_bytes;
315 u32 rx_sof_overruns;
316 u32 rx_mof_overruns;
317 u32 rx_dma_overruns;
318};
319
320struct xgbe_hw_stats {
321 u32 rx_good_frames;
322 u32 rx_broadcast_frames;
323 u32 rx_multicast_frames;
324 u32 rx_pause_frames;
325 u32 rx_crc_errors;
326 u32 rx_align_code_errors;
327 u32 rx_oversized_frames;
328 u32 rx_jabber_frames;
329 u32 rx_undersized_frames;
330 u32 rx_fragments;
331 u32 overrun_type4;
332 u32 overrun_type5;
333 u32 rx_bytes;
334 u32 tx_good_frames;
335 u32 tx_broadcast_frames;
336 u32 tx_multicast_frames;
337 u32 tx_pause_frames;
338 u32 tx_deferred_frames;
339 u32 tx_collision_frames;
340 u32 tx_single_coll_frames;
341 u32 tx_mult_coll_frames;
342 u32 tx_excessive_collisions;
343 u32 tx_late_collisions;
344 u32 tx_underrun;
345 u32 tx_carrier_sense_errors;
346 u32 tx_bytes;
347 u32 tx_64byte_frames;
348 u32 tx_65_to_127byte_frames;
349 u32 tx_128_to_255byte_frames;
350 u32 tx_256_to_511byte_frames;
351 u32 tx_512_to_1023byte_frames;
352 u32 tx_1024byte_frames;
353 u32 net_bytes;
354 u32 rx_sof_overruns;
355 u32 rx_mof_overruns;
356 u32 rx_dma_overruns;
357};
358
359struct gbenu_ss_regs {
360 u32 id_ver;
361 u32 synce_count; /* NU */
362 u32 synce_mux; /* NU */
363 u32 control; /* 2U */
364 u32 __rsvd_0[2]; /* 2U */
365 u32 rgmii_status; /* 2U */
366 u32 ss_status; /* 2U */
367};
368
369struct gbenu_switch_regs {
370 u32 id_ver;
371 u32 control;
372 u32 __rsvd_0[2];
373 u32 emcontrol;
374 u32 stat_port_en;
375 u32 ptype; /* NU */
376 u32 soft_idle;
377 u32 thru_rate; /* NU */
378 u32 gap_thresh; /* NU */
379 u32 tx_start_wds; /* NU */
380 u32 eee_prescale; /* 2U */
381 u32 tx_g_oflow_thresh_set; /* NU */
382 u32 tx_g_oflow_thresh_clr; /* NU */
383 u32 tx_g_buf_thresh_set_l; /* NU */
384 u32 tx_g_buf_thresh_set_h; /* NU */
385 u32 tx_g_buf_thresh_clr_l; /* NU */
386 u32 tx_g_buf_thresh_clr_h; /* NU */
387};
388
389struct gbenu_port_regs {
390 u32 __rsvd_0;
391 u32 control;
392 u32 max_blks; /* 2U */
393 u32 mem_align1;
394 u32 blk_cnt;
395 u32 port_vlan;
396 u32 tx_pri_map; /* NU */
397 u32 pri_ctl; /* 2U */
398 u32 rx_pri_map;
399 u32 rx_maxlen;
400 u32 tx_blks_pri; /* NU */
401 u32 __rsvd_1;
402 u32 idle2lpi; /* 2U */
403 u32 lpi2idle; /* 2U */
404 u32 eee_status; /* 2U */
405 u32 __rsvd_2;
406 u32 __rsvd_3[176]; /* NU: more to add */
407 u32 __rsvd_4[2];
408 u32 sa_lo;
409 u32 sa_hi;
410 u32 ts_ctl;
411 u32 ts_seq_ltype;
412 u32 ts_vlan;
413 u32 ts_ctl_ltype2;
414 u32 ts_ctl2;
415};
416
417struct gbenu_host_port_regs {
418 u32 __rsvd_0;
419 u32 control;
420 u32 flow_id_offset; /* 2U */
421 u32 __rsvd_1;
422 u32 blk_cnt;
423 u32 port_vlan;
424 u32 tx_pri_map; /* NU */
425 u32 pri_ctl;
426 u32 rx_pri_map;
427 u32 rx_maxlen;
428 u32 tx_blks_pri; /* NU */
429 u32 __rsvd_2;
430 u32 idle2lpi; /* 2U */
431 u32 lpi2wake; /* 2U */
432 u32 eee_status; /* 2U */
433 u32 __rsvd_3;
434 u32 __rsvd_4[184]; /* NU */
435 u32 host_blks_pri; /* NU */
436};
437
438struct gbenu_emac_regs {
439 u32 mac_control;
440 u32 mac_status;
441 u32 soft_reset;
442 u32 boff_test;
443 u32 rx_pause;
444 u32 __rsvd_0[11]; /* NU */
445 u32 tx_pause;
446 u32 __rsvd_1[11]; /* NU */
447 u32 em_control;
448 u32 tx_gap;
449};
450
451/* Some hw stat regs are applicable to slave port only.
452 * This is handled by gbenu_et_stats struct. Also some
453 * are for SS version NU and some are for 2U.
454 */
455struct gbenu_hw_stats {
456 u32 rx_good_frames;
457 u32 rx_broadcast_frames;
458 u32 rx_multicast_frames;
459 u32 rx_pause_frames; /* slave */
460 u32 rx_crc_errors;
461 u32 rx_align_code_errors; /* slave */
462 u32 rx_oversized_frames;
463 u32 rx_jabber_frames; /* slave */
464 u32 rx_undersized_frames;
465 u32 rx_fragments; /* slave */
466 u32 ale_drop;
467 u32 ale_overrun_drop;
468 u32 rx_bytes;
469 u32 tx_good_frames;
470 u32 tx_broadcast_frames;
471 u32 tx_multicast_frames;
472 u32 tx_pause_frames; /* slave */
473 u32 tx_deferred_frames; /* slave */
474 u32 tx_collision_frames; /* slave */
475 u32 tx_single_coll_frames; /* slave */
476 u32 tx_mult_coll_frames; /* slave */
477 u32 tx_excessive_collisions; /* slave */
478 u32 tx_late_collisions; /* slave */
479 u32 rx_ipg_error; /* slave 10G only */
480 u32 tx_carrier_sense_errors; /* slave */
481 u32 tx_bytes;
482 u32 tx_64B_frames;
483 u32 tx_65_to_127B_frames;
484 u32 tx_128_to_255B_frames;
485 u32 tx_256_to_511B_frames;
486 u32 tx_512_to_1023B_frames;
487 u32 tx_1024B_frames;
488 u32 net_bytes;
489 u32 rx_bottom_fifo_drop;
490 u32 rx_port_mask_drop;
491 u32 rx_top_fifo_drop;
492 u32 ale_rate_limit_drop;
493 u32 ale_vid_ingress_drop;
494 u32 ale_da_eq_sa_drop;
495 u32 __rsvd_0[3];
496 u32 ale_unknown_ucast;
497 u32 ale_unknown_ucast_bytes;
498 u32 ale_unknown_mcast;
499 u32 ale_unknown_mcast_bytes;
500 u32 ale_unknown_bcast;
501 u32 ale_unknown_bcast_bytes;
502 u32 ale_pol_match;
503 u32 ale_pol_match_red; /* NU */
504 u32 ale_pol_match_yellow; /* NU */
505 u32 __rsvd_1[44];
506 u32 tx_mem_protect_err;
507 /* following NU only */
508 u32 tx_pri0;
509 u32 tx_pri1;
510 u32 tx_pri2;
511 u32 tx_pri3;
512 u32 tx_pri4;
513 u32 tx_pri5;
514 u32 tx_pri6;
515 u32 tx_pri7;
516 u32 tx_pri0_bcnt;
517 u32 tx_pri1_bcnt;
518 u32 tx_pri2_bcnt;
519 u32 tx_pri3_bcnt;
520 u32 tx_pri4_bcnt;
521 u32 tx_pri5_bcnt;
522 u32 tx_pri6_bcnt;
523 u32 tx_pri7_bcnt;
524 u32 tx_pri0_drop;
525 u32 tx_pri1_drop;
526 u32 tx_pri2_drop;
527 u32 tx_pri3_drop;
528 u32 tx_pri4_drop;
529 u32 tx_pri5_drop;
530 u32 tx_pri6_drop;
531 u32 tx_pri7_drop;
532 u32 tx_pri0_drop_bcnt;
533 u32 tx_pri1_drop_bcnt;
534 u32 tx_pri2_drop_bcnt;
535 u32 tx_pri3_drop_bcnt;
536 u32 tx_pri4_drop_bcnt;
537 u32 tx_pri5_drop_bcnt;
538 u32 tx_pri6_drop_bcnt;
539 u32 tx_pri7_drop_bcnt;
540};
541
542#define GBENU_HW_STATS_REG_MAP_SZ 0x200
543
544struct gbe_ss_regs {
545 u32 id_ver;
546 u32 synce_count;
547 u32 synce_mux;
548};
549
550struct gbe_ss_regs_ofs {
551 u16 id_ver;
552 u16 control;
553 u16 rgmii_status; /* 2U */
554};
555
556struct gbe_switch_regs {
557 u32 id_ver;
558 u32 control;
559 u32 soft_reset;
560 u32 stat_port_en;
561 u32 ptype;
562 u32 soft_idle;
563 u32 thru_rate;
564 u32 gap_thresh;
565 u32 tx_start_wds;
566 u32 flow_control;
567};
568
569struct gbe_switch_regs_ofs {
570 u16 id_ver;
571 u16 control;
572 u16 soft_reset;
573 u16 emcontrol;
574 u16 stat_port_en;
575 u16 ptype;
576 u16 flow_control;
577};
578
579struct gbe_port_regs {
580 u32 max_blks;
581 u32 blk_cnt;
582 u32 port_vlan;
583 u32 tx_pri_map;
584 u32 sa_lo;
585 u32 sa_hi;
586 u32 ts_ctl;
587 u32 ts_seq_ltype;
588 u32 ts_vlan;
589 u32 ts_ctl_ltype2;
590 u32 ts_ctl2;
591};
592
593struct gbe_port_regs_ofs {
594 u16 port_vlan;
595 u16 tx_pri_map;
596 u16 rx_pri_map;
597 u16 sa_lo;
598 u16 sa_hi;
599 u16 ts_ctl;
600 u16 ts_seq_ltype;
601 u16 ts_vlan;
602 u16 ts_ctl_ltype2;
603 u16 ts_ctl2;
604 u16 rx_maxlen; /* 2U, NU */
605};
606
607struct gbe_host_port_regs {
608 u32 src_id;
609 u32 port_vlan;
610 u32 rx_pri_map;
611 u32 rx_maxlen;
612};
613
614struct gbe_host_port_regs_ofs {
615 u16 port_vlan;
616 u16 tx_pri_map;
617 u16 rx_maxlen;
618};
619
620struct gbe_emac_regs {
621 u32 id_ver;
622 u32 mac_control;
623 u32 mac_status;
624 u32 soft_reset;
625 u32 rx_maxlen;
626 u32 __reserved_0;
627 u32 rx_pause;
628 u32 tx_pause;
629 u32 __reserved_1;
630 u32 rx_pri_map;
631 u32 rsvd[6];
632};
633
634struct gbe_emac_regs_ofs {
635 u16 mac_control;
636 u16 soft_reset;
637 u16 rx_maxlen;
638};
639
640struct gbe_hw_stats {
641 u32 rx_good_frames;
642 u32 rx_broadcast_frames;
643 u32 rx_multicast_frames;
644 u32 rx_pause_frames;
645 u32 rx_crc_errors;
646 u32 rx_align_code_errors;
647 u32 rx_oversized_frames;
648 u32 rx_jabber_frames;
649 u32 rx_undersized_frames;
650 u32 rx_fragments;
651 u32 __pad_0[2];
652 u32 rx_bytes;
653 u32 tx_good_frames;
654 u32 tx_broadcast_frames;
655 u32 tx_multicast_frames;
656 u32 tx_pause_frames;
657 u32 tx_deferred_frames;
658 u32 tx_collision_frames;
659 u32 tx_single_coll_frames;
660 u32 tx_mult_coll_frames;
661 u32 tx_excessive_collisions;
662 u32 tx_late_collisions;
663 u32 tx_underrun;
664 u32 tx_carrier_sense_errors;
665 u32 tx_bytes;
666 u32 tx_64byte_frames;
667 u32 tx_65_to_127byte_frames;
668 u32 tx_128_to_255byte_frames;
669 u32 tx_256_to_511byte_frames;
670 u32 tx_512_to_1023byte_frames;
671 u32 tx_1024byte_frames;
672 u32 net_bytes;
673 u32 rx_sof_overruns;
674 u32 rx_mof_overruns;
675 u32 rx_dma_overruns;
676};
677
678#define GBE_MAX_HW_STAT_MODS 9
679#define GBE_HW_STATS_REG_MAP_SZ 0x100
680
681struct ts_ctl {
682 int uni;
683 u8 dst_port_map;
684 u8 maddr_map;
685 u8 ts_mcast_type;
686};
687
688struct gbe_slave {
689 void __iomem *port_regs;
690 void __iomem *emac_regs;
691 struct gbe_port_regs_ofs port_regs_ofs;
692 struct gbe_emac_regs_ofs emac_regs_ofs;
693 int slave_num; /* 0 based logical number */
694 int port_num; /* actual port number */
695 atomic_t link_state;
696 bool open;
697 struct phy_device *phy;
698 u32 link_interface;
699 u32 mac_control;
700 u8 phy_port_t;
701 struct device_node *node;
702 struct device_node *phy_node;
703 struct ts_ctl ts_ctl;
704 struct list_head slave_list;
705};
706
707struct gbe_priv {
708 struct device *dev;
709 struct netcp_device *netcp_device;
710 struct timer_list timer;
711 u32 num_slaves;
712 u32 ale_ports;
713 bool enable_ale;
714 u8 max_num_slaves;
715 u8 max_num_ports; /* max_num_slaves + 1 */
716 u8 num_stats_mods;
717 struct netcp_tx_pipe tx_pipe;
718
719 int host_port;
720 u32 rx_packet_max;
721 u32 ss_version;
722 u32 stats_en_mask;
723
724 void __iomem *ss_regs;
725 void __iomem *switch_regs;
726 void __iomem *host_port_regs;
727 void __iomem *ale_reg;
728 void __iomem *cpts_reg;
729 void __iomem *sgmii_port_regs;
730 void __iomem *sgmii_port34_regs;
731 void __iomem *xgbe_serdes_regs;
732 void __iomem *hw_stats_regs[GBE_MAX_HW_STAT_MODS];
733
734 struct gbe_ss_regs_ofs ss_regs_ofs;
735 struct gbe_switch_regs_ofs switch_regs_ofs;
736 struct gbe_host_port_regs_ofs host_port_regs_ofs;
737
738 struct cpsw_ale *ale;
739 unsigned int tx_queue_id;
740 const char *dma_chan_name;
741
742 struct list_head gbe_intf_head;
743 struct list_head secondary_slaves;
744 struct net_device *dummy_ndev;
745
746 u64 *hw_stats;
747 u32 *hw_stats_prev;
748 const struct netcp_ethtool_stat *et_stats;
749 int num_et_stats;
750 /* Lock for updating the hwstats */
751 spinlock_t hw_stats_lock;
752
753 int cpts_registered;
754 struct cpts *cpts;
755 int rx_ts_enabled;
756 int tx_ts_enabled;
757};
758
759struct gbe_intf {
760 struct net_device *ndev;
761 struct device *dev;
762 struct gbe_priv *gbe_dev;
763 struct netcp_tx_pipe tx_pipe;
764 struct gbe_slave *slave;
765 struct list_head gbe_intf_list;
766 unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
767};
768
769static struct netcp_module gbe_module;
770static struct netcp_module xgbe_module;
771
772/* Statistic management */
773struct netcp_ethtool_stat {
774 char desc[ETH_GSTRING_LEN];
775 int type;
776 u32 size;
777 int offset;
778};
779
780#define GBE_STATSA_INFO(field) \
781{ \
782 "GBE_A:"#field, GBE_STATSA_MODULE, \
783 sizeof_field(struct gbe_hw_stats, field), \
784 offsetof(struct gbe_hw_stats, field) \
785}
786
787#define GBE_STATSB_INFO(field) \
788{ \
789 "GBE_B:"#field, GBE_STATSB_MODULE, \
790 sizeof_field(struct gbe_hw_stats, field), \
791 offsetof(struct gbe_hw_stats, field) \
792}
793
794#define GBE_STATSC_INFO(field) \
795{ \
796 "GBE_C:"#field, GBE_STATSC_MODULE, \
797 sizeof_field(struct gbe_hw_stats, field), \
798 offsetof(struct gbe_hw_stats, field) \
799}
800
801#define GBE_STATSD_INFO(field) \
802{ \
803 "GBE_D:"#field, GBE_STATSD_MODULE, \
804 sizeof_field(struct gbe_hw_stats, field), \
805 offsetof(struct gbe_hw_stats, field) \
806}
807
808static const struct netcp_ethtool_stat gbe13_et_stats[] = {
809 /* GBE module A */
810 GBE_STATSA_INFO(rx_good_frames),
811 GBE_STATSA_INFO(rx_broadcast_frames),
812 GBE_STATSA_INFO(rx_multicast_frames),
813 GBE_STATSA_INFO(rx_pause_frames),
814 GBE_STATSA_INFO(rx_crc_errors),
815 GBE_STATSA_INFO(rx_align_code_errors),
816 GBE_STATSA_INFO(rx_oversized_frames),
817 GBE_STATSA_INFO(rx_jabber_frames),
818 GBE_STATSA_INFO(rx_undersized_frames),
819 GBE_STATSA_INFO(rx_fragments),
820 GBE_STATSA_INFO(rx_bytes),
821 GBE_STATSA_INFO(tx_good_frames),
822 GBE_STATSA_INFO(tx_broadcast_frames),
823 GBE_STATSA_INFO(tx_multicast_frames),
824 GBE_STATSA_INFO(tx_pause_frames),
825 GBE_STATSA_INFO(tx_deferred_frames),
826 GBE_STATSA_INFO(tx_collision_frames),
827 GBE_STATSA_INFO(tx_single_coll_frames),
828 GBE_STATSA_INFO(tx_mult_coll_frames),
829 GBE_STATSA_INFO(tx_excessive_collisions),
830 GBE_STATSA_INFO(tx_late_collisions),
831 GBE_STATSA_INFO(tx_underrun),
832 GBE_STATSA_INFO(tx_carrier_sense_errors),
833 GBE_STATSA_INFO(tx_bytes),
834 GBE_STATSA_INFO(tx_64byte_frames),
835 GBE_STATSA_INFO(tx_65_to_127byte_frames),
836 GBE_STATSA_INFO(tx_128_to_255byte_frames),
837 GBE_STATSA_INFO(tx_256_to_511byte_frames),
838 GBE_STATSA_INFO(tx_512_to_1023byte_frames),
839 GBE_STATSA_INFO(tx_1024byte_frames),
840 GBE_STATSA_INFO(net_bytes),
841 GBE_STATSA_INFO(rx_sof_overruns),
842 GBE_STATSA_INFO(rx_mof_overruns),
843 GBE_STATSA_INFO(rx_dma_overruns),
844 /* GBE module B */
845 GBE_STATSB_INFO(rx_good_frames),
846 GBE_STATSB_INFO(rx_broadcast_frames),
847 GBE_STATSB_INFO(rx_multicast_frames),
848 GBE_STATSB_INFO(rx_pause_frames),
849 GBE_STATSB_INFO(rx_crc_errors),
850 GBE_STATSB_INFO(rx_align_code_errors),
851 GBE_STATSB_INFO(rx_oversized_frames),
852 GBE_STATSB_INFO(rx_jabber_frames),
853 GBE_STATSB_INFO(rx_undersized_frames),
854 GBE_STATSB_INFO(rx_fragments),
855 GBE_STATSB_INFO(rx_bytes),
856 GBE_STATSB_INFO(tx_good_frames),
857 GBE_STATSB_INFO(tx_broadcast_frames),
858 GBE_STATSB_INFO(tx_multicast_frames),
859 GBE_STATSB_INFO(tx_pause_frames),
860 GBE_STATSB_INFO(tx_deferred_frames),
861 GBE_STATSB_INFO(tx_collision_frames),
862 GBE_STATSB_INFO(tx_single_coll_frames),
863 GBE_STATSB_INFO(tx_mult_coll_frames),
864 GBE_STATSB_INFO(tx_excessive_collisions),
865 GBE_STATSB_INFO(tx_late_collisions),
866 GBE_STATSB_INFO(tx_underrun),
867 GBE_STATSB_INFO(tx_carrier_sense_errors),
868 GBE_STATSB_INFO(tx_bytes),
869 GBE_STATSB_INFO(tx_64byte_frames),
870 GBE_STATSB_INFO(tx_65_to_127byte_frames),
871 GBE_STATSB_INFO(tx_128_to_255byte_frames),
872 GBE_STATSB_INFO(tx_256_to_511byte_frames),
873 GBE_STATSB_INFO(tx_512_to_1023byte_frames),
874 GBE_STATSB_INFO(tx_1024byte_frames),
875 GBE_STATSB_INFO(net_bytes),
876 GBE_STATSB_INFO(rx_sof_overruns),
877 GBE_STATSB_INFO(rx_mof_overruns),
878 GBE_STATSB_INFO(rx_dma_overruns),
879 /* GBE module C */
880 GBE_STATSC_INFO(rx_good_frames),
881 GBE_STATSC_INFO(rx_broadcast_frames),
882 GBE_STATSC_INFO(rx_multicast_frames),
883 GBE_STATSC_INFO(rx_pause_frames),
884 GBE_STATSC_INFO(rx_crc_errors),
885 GBE_STATSC_INFO(rx_align_code_errors),
886 GBE_STATSC_INFO(rx_oversized_frames),
887 GBE_STATSC_INFO(rx_jabber_frames),
888 GBE_STATSC_INFO(rx_undersized_frames),
889 GBE_STATSC_INFO(rx_fragments),
890 GBE_STATSC_INFO(rx_bytes),
891 GBE_STATSC_INFO(tx_good_frames),
892 GBE_STATSC_INFO(tx_broadcast_frames),
893 GBE_STATSC_INFO(tx_multicast_frames),
894 GBE_STATSC_INFO(tx_pause_frames),
895 GBE_STATSC_INFO(tx_deferred_frames),
896 GBE_STATSC_INFO(tx_collision_frames),
897 GBE_STATSC_INFO(tx_single_coll_frames),
898 GBE_STATSC_INFO(tx_mult_coll_frames),
899 GBE_STATSC_INFO(tx_excessive_collisions),
900 GBE_STATSC_INFO(tx_late_collisions),
901 GBE_STATSC_INFO(tx_underrun),
902 GBE_STATSC_INFO(tx_carrier_sense_errors),
903 GBE_STATSC_INFO(tx_bytes),
904 GBE_STATSC_INFO(tx_64byte_frames),
905 GBE_STATSC_INFO(tx_65_to_127byte_frames),
906 GBE_STATSC_INFO(tx_128_to_255byte_frames),
907 GBE_STATSC_INFO(tx_256_to_511byte_frames),
908 GBE_STATSC_INFO(tx_512_to_1023byte_frames),
909 GBE_STATSC_INFO(tx_1024byte_frames),
910 GBE_STATSC_INFO(net_bytes),
911 GBE_STATSC_INFO(rx_sof_overruns),
912 GBE_STATSC_INFO(rx_mof_overruns),
913 GBE_STATSC_INFO(rx_dma_overruns),
914 /* GBE module D */
915 GBE_STATSD_INFO(rx_good_frames),
916 GBE_STATSD_INFO(rx_broadcast_frames),
917 GBE_STATSD_INFO(rx_multicast_frames),
918 GBE_STATSD_INFO(rx_pause_frames),
919 GBE_STATSD_INFO(rx_crc_errors),
920 GBE_STATSD_INFO(rx_align_code_errors),
921 GBE_STATSD_INFO(rx_oversized_frames),
922 GBE_STATSD_INFO(rx_jabber_frames),
923 GBE_STATSD_INFO(rx_undersized_frames),
924 GBE_STATSD_INFO(rx_fragments),
925 GBE_STATSD_INFO(rx_bytes),
926 GBE_STATSD_INFO(tx_good_frames),
927 GBE_STATSD_INFO(tx_broadcast_frames),
928 GBE_STATSD_INFO(tx_multicast_frames),
929 GBE_STATSD_INFO(tx_pause_frames),
930 GBE_STATSD_INFO(tx_deferred_frames),
931 GBE_STATSD_INFO(tx_collision_frames),
932 GBE_STATSD_INFO(tx_single_coll_frames),
933 GBE_STATSD_INFO(tx_mult_coll_frames),
934 GBE_STATSD_INFO(tx_excessive_collisions),
935 GBE_STATSD_INFO(tx_late_collisions),
936 GBE_STATSD_INFO(tx_underrun),
937 GBE_STATSD_INFO(tx_carrier_sense_errors),
938 GBE_STATSD_INFO(tx_bytes),
939 GBE_STATSD_INFO(tx_64byte_frames),
940 GBE_STATSD_INFO(tx_65_to_127byte_frames),
941 GBE_STATSD_INFO(tx_128_to_255byte_frames),
942 GBE_STATSD_INFO(tx_256_to_511byte_frames),
943 GBE_STATSD_INFO(tx_512_to_1023byte_frames),
944 GBE_STATSD_INFO(tx_1024byte_frames),
945 GBE_STATSD_INFO(net_bytes),
946 GBE_STATSD_INFO(rx_sof_overruns),
947 GBE_STATSD_INFO(rx_mof_overruns),
948 GBE_STATSD_INFO(rx_dma_overruns),
949};
950
951/* This is the size of entries in GBENU_STATS_HOST */
952#define GBENU_ET_STATS_HOST_SIZE 52
953
954#define GBENU_STATS_HOST(field) \
955{ \
956 "GBE_HOST:"#field, GBENU_STATS0_MODULE, \
957 sizeof_field(struct gbenu_hw_stats, field), \
958 offsetof(struct gbenu_hw_stats, field) \
959}
960
961/* This is the size of entries in GBENU_STATS_PORT */
962#define GBENU_ET_STATS_PORT_SIZE 65
963
964#define GBENU_STATS_P1(field) \
965{ \
966 "GBE_P1:"#field, GBENU_STATS1_MODULE, \
967 sizeof_field(struct gbenu_hw_stats, field), \
968 offsetof(struct gbenu_hw_stats, field) \
969}
970
971#define GBENU_STATS_P2(field) \
972{ \
973 "GBE_P2:"#field, GBENU_STATS2_MODULE, \
974 sizeof_field(struct gbenu_hw_stats, field), \
975 offsetof(struct gbenu_hw_stats, field) \
976}
977
978#define GBENU_STATS_P3(field) \
979{ \
980 "GBE_P3:"#field, GBENU_STATS3_MODULE, \
981 sizeof_field(struct gbenu_hw_stats, field), \
982 offsetof(struct gbenu_hw_stats, field) \
983}
984
985#define GBENU_STATS_P4(field) \
986{ \
987 "GBE_P4:"#field, GBENU_STATS4_MODULE, \
988 sizeof_field(struct gbenu_hw_stats, field), \
989 offsetof(struct gbenu_hw_stats, field) \
990}
991
992#define GBENU_STATS_P5(field) \
993{ \
994 "GBE_P5:"#field, GBENU_STATS5_MODULE, \
995 sizeof_field(struct gbenu_hw_stats, field), \
996 offsetof(struct gbenu_hw_stats, field) \
997}
998
999#define GBENU_STATS_P6(field) \
1000{ \
1001 "GBE_P6:"#field, GBENU_STATS6_MODULE, \
1002 sizeof_field(struct gbenu_hw_stats, field), \
1003 offsetof(struct gbenu_hw_stats, field) \
1004}
1005
1006#define GBENU_STATS_P7(field) \
1007{ \
1008 "GBE_P7:"#field, GBENU_STATS7_MODULE, \
1009 sizeof_field(struct gbenu_hw_stats, field), \
1010 offsetof(struct gbenu_hw_stats, field) \
1011}
1012
1013#define GBENU_STATS_P8(field) \
1014{ \
1015 "GBE_P8:"#field, GBENU_STATS8_MODULE, \
1016 sizeof_field(struct gbenu_hw_stats, field), \
1017 offsetof(struct gbenu_hw_stats, field) \
1018}
1019
1020static const struct netcp_ethtool_stat gbenu_et_stats[] = {
1021 /* GBENU Host Module */
1022 GBENU_STATS_HOST(rx_good_frames),
1023 GBENU_STATS_HOST(rx_broadcast_frames),
1024 GBENU_STATS_HOST(rx_multicast_frames),
1025 GBENU_STATS_HOST(rx_crc_errors),
1026 GBENU_STATS_HOST(rx_oversized_frames),
1027 GBENU_STATS_HOST(rx_undersized_frames),
1028 GBENU_STATS_HOST(ale_drop),
1029 GBENU_STATS_HOST(ale_overrun_drop),
1030 GBENU_STATS_HOST(rx_bytes),
1031 GBENU_STATS_HOST(tx_good_frames),
1032 GBENU_STATS_HOST(tx_broadcast_frames),
1033 GBENU_STATS_HOST(tx_multicast_frames),
1034 GBENU_STATS_HOST(tx_bytes),
1035 GBENU_STATS_HOST(tx_64B_frames),
1036 GBENU_STATS_HOST(tx_65_to_127B_frames),
1037 GBENU_STATS_HOST(tx_128_to_255B_frames),
1038 GBENU_STATS_HOST(tx_256_to_511B_frames),
1039 GBENU_STATS_HOST(tx_512_to_1023B_frames),
1040 GBENU_STATS_HOST(tx_1024B_frames),
1041 GBENU_STATS_HOST(net_bytes),
1042 GBENU_STATS_HOST(rx_bottom_fifo_drop),
1043 GBENU_STATS_HOST(rx_port_mask_drop),
1044 GBENU_STATS_HOST(rx_top_fifo_drop),
1045 GBENU_STATS_HOST(ale_rate_limit_drop),
1046 GBENU_STATS_HOST(ale_vid_ingress_drop),
1047 GBENU_STATS_HOST(ale_da_eq_sa_drop),
1048 GBENU_STATS_HOST(ale_unknown_ucast),
1049 GBENU_STATS_HOST(ale_unknown_ucast_bytes),
1050 GBENU_STATS_HOST(ale_unknown_mcast),
1051 GBENU_STATS_HOST(ale_unknown_mcast_bytes),
1052 GBENU_STATS_HOST(ale_unknown_bcast),
1053 GBENU_STATS_HOST(ale_unknown_bcast_bytes),
1054 GBENU_STATS_HOST(ale_pol_match),
1055 GBENU_STATS_HOST(ale_pol_match_red),
1056 GBENU_STATS_HOST(ale_pol_match_yellow),
1057 GBENU_STATS_HOST(tx_mem_protect_err),
1058 GBENU_STATS_HOST(tx_pri0_drop),
1059 GBENU_STATS_HOST(tx_pri1_drop),
1060 GBENU_STATS_HOST(tx_pri2_drop),
1061 GBENU_STATS_HOST(tx_pri3_drop),
1062 GBENU_STATS_HOST(tx_pri4_drop),
1063 GBENU_STATS_HOST(tx_pri5_drop),
1064 GBENU_STATS_HOST(tx_pri6_drop),
1065 GBENU_STATS_HOST(tx_pri7_drop),
1066 GBENU_STATS_HOST(tx_pri0_drop_bcnt),
1067 GBENU_STATS_HOST(tx_pri1_drop_bcnt),
1068 GBENU_STATS_HOST(tx_pri2_drop_bcnt),
1069 GBENU_STATS_HOST(tx_pri3_drop_bcnt),
1070 GBENU_STATS_HOST(tx_pri4_drop_bcnt),
1071 GBENU_STATS_HOST(tx_pri5_drop_bcnt),
1072 GBENU_STATS_HOST(tx_pri6_drop_bcnt),
1073 GBENU_STATS_HOST(tx_pri7_drop_bcnt),
1074 /* GBENU Module 1 */
1075 GBENU_STATS_P1(rx_good_frames),
1076 GBENU_STATS_P1(rx_broadcast_frames),
1077 GBENU_STATS_P1(rx_multicast_frames),
1078 GBENU_STATS_P1(rx_pause_frames),
1079 GBENU_STATS_P1(rx_crc_errors),
1080 GBENU_STATS_P1(rx_align_code_errors),
1081 GBENU_STATS_P1(rx_oversized_frames),
1082 GBENU_STATS_P1(rx_jabber_frames),
1083 GBENU_STATS_P1(rx_undersized_frames),
1084 GBENU_STATS_P1(rx_fragments),
1085 GBENU_STATS_P1(ale_drop),
1086 GBENU_STATS_P1(ale_overrun_drop),
1087 GBENU_STATS_P1(rx_bytes),
1088 GBENU_STATS_P1(tx_good_frames),
1089 GBENU_STATS_P1(tx_broadcast_frames),
1090 GBENU_STATS_P1(tx_multicast_frames),
1091 GBENU_STATS_P1(tx_pause_frames),
1092 GBENU_STATS_P1(tx_deferred_frames),
1093 GBENU_STATS_P1(tx_collision_frames),
1094 GBENU_STATS_P1(tx_single_coll_frames),
1095 GBENU_STATS_P1(tx_mult_coll_frames),
1096 GBENU_STATS_P1(tx_excessive_collisions),
1097 GBENU_STATS_P1(tx_late_collisions),
1098 GBENU_STATS_P1(rx_ipg_error),
1099 GBENU_STATS_P1(tx_carrier_sense_errors),
1100 GBENU_STATS_P1(tx_bytes),
1101 GBENU_STATS_P1(tx_64B_frames),
1102 GBENU_STATS_P1(tx_65_to_127B_frames),
1103 GBENU_STATS_P1(tx_128_to_255B_frames),
1104 GBENU_STATS_P1(tx_256_to_511B_frames),
1105 GBENU_STATS_P1(tx_512_to_1023B_frames),
1106 GBENU_STATS_P1(tx_1024B_frames),
1107 GBENU_STATS_P1(net_bytes),
1108 GBENU_STATS_P1(rx_bottom_fifo_drop),
1109 GBENU_STATS_P1(rx_port_mask_drop),
1110 GBENU_STATS_P1(rx_top_fifo_drop),
1111 GBENU_STATS_P1(ale_rate_limit_drop),
1112 GBENU_STATS_P1(ale_vid_ingress_drop),
1113 GBENU_STATS_P1(ale_da_eq_sa_drop),
1114 GBENU_STATS_P1(ale_unknown_ucast),
1115 GBENU_STATS_P1(ale_unknown_ucast_bytes),
1116 GBENU_STATS_P1(ale_unknown_mcast),
1117 GBENU_STATS_P1(ale_unknown_mcast_bytes),
1118 GBENU_STATS_P1(ale_unknown_bcast),
1119 GBENU_STATS_P1(ale_unknown_bcast_bytes),
1120 GBENU_STATS_P1(ale_pol_match),
1121 GBENU_STATS_P1(ale_pol_match_red),
1122 GBENU_STATS_P1(ale_pol_match_yellow),
1123 GBENU_STATS_P1(tx_mem_protect_err),
1124 GBENU_STATS_P1(tx_pri0_drop),
1125 GBENU_STATS_P1(tx_pri1_drop),
1126 GBENU_STATS_P1(tx_pri2_drop),
1127 GBENU_STATS_P1(tx_pri3_drop),
1128 GBENU_STATS_P1(tx_pri4_drop),
1129 GBENU_STATS_P1(tx_pri5_drop),
1130 GBENU_STATS_P1(tx_pri6_drop),
1131 GBENU_STATS_P1(tx_pri7_drop),
1132 GBENU_STATS_P1(tx_pri0_drop_bcnt),
1133 GBENU_STATS_P1(tx_pri1_drop_bcnt),
1134 GBENU_STATS_P1(tx_pri2_drop_bcnt),
1135 GBENU_STATS_P1(tx_pri3_drop_bcnt),
1136 GBENU_STATS_P1(tx_pri4_drop_bcnt),
1137 GBENU_STATS_P1(tx_pri5_drop_bcnt),
1138 GBENU_STATS_P1(tx_pri6_drop_bcnt),
1139 GBENU_STATS_P1(tx_pri7_drop_bcnt),
1140 /* GBENU Module 2 */
1141 GBENU_STATS_P2(rx_good_frames),
1142 GBENU_STATS_P2(rx_broadcast_frames),
1143 GBENU_STATS_P2(rx_multicast_frames),
1144 GBENU_STATS_P2(rx_pause_frames),
1145 GBENU_STATS_P2(rx_crc_errors),
1146 GBENU_STATS_P2(rx_align_code_errors),
1147 GBENU_STATS_P2(rx_oversized_frames),
1148 GBENU_STATS_P2(rx_jabber_frames),
1149 GBENU_STATS_P2(rx_undersized_frames),
1150 GBENU_STATS_P2(rx_fragments),
1151 GBENU_STATS_P2(ale_drop),
1152 GBENU_STATS_P2(ale_overrun_drop),
1153 GBENU_STATS_P2(rx_bytes),
1154 GBENU_STATS_P2(tx_good_frames),
1155 GBENU_STATS_P2(tx_broadcast_frames),
1156 GBENU_STATS_P2(tx_multicast_frames),
1157 GBENU_STATS_P2(tx_pause_frames),
1158 GBENU_STATS_P2(tx_deferred_frames),
1159 GBENU_STATS_P2(tx_collision_frames),
1160 GBENU_STATS_P2(tx_single_coll_frames),
1161 GBENU_STATS_P2(tx_mult_coll_frames),
1162 GBENU_STATS_P2(tx_excessive_collisions),
1163 GBENU_STATS_P2(tx_late_collisions),
1164 GBENU_STATS_P2(rx_ipg_error),
1165 GBENU_STATS_P2(tx_carrier_sense_errors),
1166 GBENU_STATS_P2(tx_bytes),
1167 GBENU_STATS_P2(tx_64B_frames),
1168 GBENU_STATS_P2(tx_65_to_127B_frames),
1169 GBENU_STATS_P2(tx_128_to_255B_frames),
1170 GBENU_STATS_P2(tx_256_to_511B_frames),
1171 GBENU_STATS_P2(tx_512_to_1023B_frames),
1172 GBENU_STATS_P2(tx_1024B_frames),
1173 GBENU_STATS_P2(net_bytes),
1174 GBENU_STATS_P2(rx_bottom_fifo_drop),
1175 GBENU_STATS_P2(rx_port_mask_drop),
1176 GBENU_STATS_P2(rx_top_fifo_drop),
1177 GBENU_STATS_P2(ale_rate_limit_drop),
1178 GBENU_STATS_P2(ale_vid_ingress_drop),
1179 GBENU_STATS_P2(ale_da_eq_sa_drop),
1180 GBENU_STATS_P2(ale_unknown_ucast),
1181 GBENU_STATS_P2(ale_unknown_ucast_bytes),
1182 GBENU_STATS_P2(ale_unknown_mcast),
1183 GBENU_STATS_P2(ale_unknown_mcast_bytes),
1184 GBENU_STATS_P2(ale_unknown_bcast),
1185 GBENU_STATS_P2(ale_unknown_bcast_bytes),
1186 GBENU_STATS_P2(ale_pol_match),
1187 GBENU_STATS_P2(ale_pol_match_red),
1188 GBENU_STATS_P2(ale_pol_match_yellow),
1189 GBENU_STATS_P2(tx_mem_protect_err),
1190 GBENU_STATS_P2(tx_pri0_drop),
1191 GBENU_STATS_P2(tx_pri1_drop),
1192 GBENU_STATS_P2(tx_pri2_drop),
1193 GBENU_STATS_P2(tx_pri3_drop),
1194 GBENU_STATS_P2(tx_pri4_drop),
1195 GBENU_STATS_P2(tx_pri5_drop),
1196 GBENU_STATS_P2(tx_pri6_drop),
1197 GBENU_STATS_P2(tx_pri7_drop),
1198 GBENU_STATS_P2(tx_pri0_drop_bcnt),
1199 GBENU_STATS_P2(tx_pri1_drop_bcnt),
1200 GBENU_STATS_P2(tx_pri2_drop_bcnt),
1201 GBENU_STATS_P2(tx_pri3_drop_bcnt),
1202 GBENU_STATS_P2(tx_pri4_drop_bcnt),
1203 GBENU_STATS_P2(tx_pri5_drop_bcnt),
1204 GBENU_STATS_P2(tx_pri6_drop_bcnt),
1205 GBENU_STATS_P2(tx_pri7_drop_bcnt),
1206 /* GBENU Module 3 */
1207 GBENU_STATS_P3(rx_good_frames),
1208 GBENU_STATS_P3(rx_broadcast_frames),
1209 GBENU_STATS_P3(rx_multicast_frames),
1210 GBENU_STATS_P3(rx_pause_frames),
1211 GBENU_STATS_P3(rx_crc_errors),
1212 GBENU_STATS_P3(rx_align_code_errors),
1213 GBENU_STATS_P3(rx_oversized_frames),
1214 GBENU_STATS_P3(rx_jabber_frames),
1215 GBENU_STATS_P3(rx_undersized_frames),
1216 GBENU_STATS_P3(rx_fragments),
1217 GBENU_STATS_P3(ale_drop),
1218 GBENU_STATS_P3(ale_overrun_drop),
1219 GBENU_STATS_P3(rx_bytes),
1220 GBENU_STATS_P3(tx_good_frames),
1221 GBENU_STATS_P3(tx_broadcast_frames),
1222 GBENU_STATS_P3(tx_multicast_frames),
1223 GBENU_STATS_P3(tx_pause_frames),
1224 GBENU_STATS_P3(tx_deferred_frames),
1225 GBENU_STATS_P3(tx_collision_frames),
1226 GBENU_STATS_P3(tx_single_coll_frames),
1227 GBENU_STATS_P3(tx_mult_coll_frames),
1228 GBENU_STATS_P3(tx_excessive_collisions),
1229 GBENU_STATS_P3(tx_late_collisions),
1230 GBENU_STATS_P3(rx_ipg_error),
1231 GBENU_STATS_P3(tx_carrier_sense_errors),
1232 GBENU_STATS_P3(tx_bytes),
1233 GBENU_STATS_P3(tx_64B_frames),
1234 GBENU_STATS_P3(tx_65_to_127B_frames),
1235 GBENU_STATS_P3(tx_128_to_255B_frames),
1236 GBENU_STATS_P3(tx_256_to_511B_frames),
1237 GBENU_STATS_P3(tx_512_to_1023B_frames),
1238 GBENU_STATS_P3(tx_1024B_frames),
1239 GBENU_STATS_P3(net_bytes),
1240 GBENU_STATS_P3(rx_bottom_fifo_drop),
1241 GBENU_STATS_P3(rx_port_mask_drop),
1242 GBENU_STATS_P3(rx_top_fifo_drop),
1243 GBENU_STATS_P3(ale_rate_limit_drop),
1244 GBENU_STATS_P3(ale_vid_ingress_drop),
1245 GBENU_STATS_P3(ale_da_eq_sa_drop),
1246 GBENU_STATS_P3(ale_unknown_ucast),
1247 GBENU_STATS_P3(ale_unknown_ucast_bytes),
1248 GBENU_STATS_P3(ale_unknown_mcast),
1249 GBENU_STATS_P3(ale_unknown_mcast_bytes),
1250 GBENU_STATS_P3(ale_unknown_bcast),
1251 GBENU_STATS_P3(ale_unknown_bcast_bytes),
1252 GBENU_STATS_P3(ale_pol_match),
1253 GBENU_STATS_P3(ale_pol_match_red),
1254 GBENU_STATS_P3(ale_pol_match_yellow),
1255 GBENU_STATS_P3(tx_mem_protect_err),
1256 GBENU_STATS_P3(tx_pri0_drop),
1257 GBENU_STATS_P3(tx_pri1_drop),
1258 GBENU_STATS_P3(tx_pri2_drop),
1259 GBENU_STATS_P3(tx_pri3_drop),
1260 GBENU_STATS_P3(tx_pri4_drop),
1261 GBENU_STATS_P3(tx_pri5_drop),
1262 GBENU_STATS_P3(tx_pri6_drop),
1263 GBENU_STATS_P3(tx_pri7_drop),
1264 GBENU_STATS_P3(tx_pri0_drop_bcnt),
1265 GBENU_STATS_P3(tx_pri1_drop_bcnt),
1266 GBENU_STATS_P3(tx_pri2_drop_bcnt),
1267 GBENU_STATS_P3(tx_pri3_drop_bcnt),
1268 GBENU_STATS_P3(tx_pri4_drop_bcnt),
1269 GBENU_STATS_P3(tx_pri5_drop_bcnt),
1270 GBENU_STATS_P3(tx_pri6_drop_bcnt),
1271 GBENU_STATS_P3(tx_pri7_drop_bcnt),
1272 /* GBENU Module 4 */
1273 GBENU_STATS_P4(rx_good_frames),
1274 GBENU_STATS_P4(rx_broadcast_frames),
1275 GBENU_STATS_P4(rx_multicast_frames),
1276 GBENU_STATS_P4(rx_pause_frames),
1277 GBENU_STATS_P4(rx_crc_errors),
1278 GBENU_STATS_P4(rx_align_code_errors),
1279 GBENU_STATS_P4(rx_oversized_frames),
1280 GBENU_STATS_P4(rx_jabber_frames),
1281 GBENU_STATS_P4(rx_undersized_frames),
1282 GBENU_STATS_P4(rx_fragments),
1283 GBENU_STATS_P4(ale_drop),
1284 GBENU_STATS_P4(ale_overrun_drop),
1285 GBENU_STATS_P4(rx_bytes),
1286 GBENU_STATS_P4(tx_good_frames),
1287 GBENU_STATS_P4(tx_broadcast_frames),
1288 GBENU_STATS_P4(tx_multicast_frames),
1289 GBENU_STATS_P4(tx_pause_frames),
1290 GBENU_STATS_P4(tx_deferred_frames),
1291 GBENU_STATS_P4(tx_collision_frames),
1292 GBENU_STATS_P4(tx_single_coll_frames),
1293 GBENU_STATS_P4(tx_mult_coll_frames),
1294 GBENU_STATS_P4(tx_excessive_collisions),
1295 GBENU_STATS_P4(tx_late_collisions),
1296 GBENU_STATS_P4(rx_ipg_error),
1297 GBENU_STATS_P4(tx_carrier_sense_errors),
1298 GBENU_STATS_P4(tx_bytes),
1299 GBENU_STATS_P4(tx_64B_frames),
1300 GBENU_STATS_P4(tx_65_to_127B_frames),
1301 GBENU_STATS_P4(tx_128_to_255B_frames),
1302 GBENU_STATS_P4(tx_256_to_511B_frames),
1303 GBENU_STATS_P4(tx_512_to_1023B_frames),
1304 GBENU_STATS_P4(tx_1024B_frames),
1305 GBENU_STATS_P4(net_bytes),
1306 GBENU_STATS_P4(rx_bottom_fifo_drop),
1307 GBENU_STATS_P4(rx_port_mask_drop),
1308 GBENU_STATS_P4(rx_top_fifo_drop),
1309 GBENU_STATS_P4(ale_rate_limit_drop),
1310 GBENU_STATS_P4(ale_vid_ingress_drop),
1311 GBENU_STATS_P4(ale_da_eq_sa_drop),
1312 GBENU_STATS_P4(ale_unknown_ucast),
1313 GBENU_STATS_P4(ale_unknown_ucast_bytes),
1314 GBENU_STATS_P4(ale_unknown_mcast),
1315 GBENU_STATS_P4(ale_unknown_mcast_bytes),
1316 GBENU_STATS_P4(ale_unknown_bcast),
1317 GBENU_STATS_P4(ale_unknown_bcast_bytes),
1318 GBENU_STATS_P4(ale_pol_match),
1319 GBENU_STATS_P4(ale_pol_match_red),
1320 GBENU_STATS_P4(ale_pol_match_yellow),
1321 GBENU_STATS_P4(tx_mem_protect_err),
1322 GBENU_STATS_P4(tx_pri0_drop),
1323 GBENU_STATS_P4(tx_pri1_drop),
1324 GBENU_STATS_P4(tx_pri2_drop),
1325 GBENU_STATS_P4(tx_pri3_drop),
1326 GBENU_STATS_P4(tx_pri4_drop),
1327 GBENU_STATS_P4(tx_pri5_drop),
1328 GBENU_STATS_P4(tx_pri6_drop),
1329 GBENU_STATS_P4(tx_pri7_drop),
1330 GBENU_STATS_P4(tx_pri0_drop_bcnt),
1331 GBENU_STATS_P4(tx_pri1_drop_bcnt),
1332 GBENU_STATS_P4(tx_pri2_drop_bcnt),
1333 GBENU_STATS_P4(tx_pri3_drop_bcnt),
1334 GBENU_STATS_P4(tx_pri4_drop_bcnt),
1335 GBENU_STATS_P4(tx_pri5_drop_bcnt),
1336 GBENU_STATS_P4(tx_pri6_drop_bcnt),
1337 GBENU_STATS_P4(tx_pri7_drop_bcnt),
1338 /* GBENU Module 5 */
1339 GBENU_STATS_P5(rx_good_frames),
1340 GBENU_STATS_P5(rx_broadcast_frames),
1341 GBENU_STATS_P5(rx_multicast_frames),
1342 GBENU_STATS_P5(rx_pause_frames),
1343 GBENU_STATS_P5(rx_crc_errors),
1344 GBENU_STATS_P5(rx_align_code_errors),
1345 GBENU_STATS_P5(rx_oversized_frames),
1346 GBENU_STATS_P5(rx_jabber_frames),
1347 GBENU_STATS_P5(rx_undersized_frames),
1348 GBENU_STATS_P5(rx_fragments),
1349 GBENU_STATS_P5(ale_drop),
1350 GBENU_STATS_P5(ale_overrun_drop),
1351 GBENU_STATS_P5(rx_bytes),
1352 GBENU_STATS_P5(tx_good_frames),
1353 GBENU_STATS_P5(tx_broadcast_frames),
1354 GBENU_STATS_P5(tx_multicast_frames),
1355 GBENU_STATS_P5(tx_pause_frames),
1356 GBENU_STATS_P5(tx_deferred_frames),
1357 GBENU_STATS_P5(tx_collision_frames),
1358 GBENU_STATS_P5(tx_single_coll_frames),
1359 GBENU_STATS_P5(tx_mult_coll_frames),
1360 GBENU_STATS_P5(tx_excessive_collisions),
1361 GBENU_STATS_P5(tx_late_collisions),
1362 GBENU_STATS_P5(rx_ipg_error),
1363 GBENU_STATS_P5(tx_carrier_sense_errors),
1364 GBENU_STATS_P5(tx_bytes),
1365 GBENU_STATS_P5(tx_64B_frames),
1366 GBENU_STATS_P5(tx_65_to_127B_frames),
1367 GBENU_STATS_P5(tx_128_to_255B_frames),
1368 GBENU_STATS_P5(tx_256_to_511B_frames),
1369 GBENU_STATS_P5(tx_512_to_1023B_frames),
1370 GBENU_STATS_P5(tx_1024B_frames),
1371 GBENU_STATS_P5(net_bytes),
1372 GBENU_STATS_P5(rx_bottom_fifo_drop),
1373 GBENU_STATS_P5(rx_port_mask_drop),
1374 GBENU_STATS_P5(rx_top_fifo_drop),
1375 GBENU_STATS_P5(ale_rate_limit_drop),
1376 GBENU_STATS_P5(ale_vid_ingress_drop),
1377 GBENU_STATS_P5(ale_da_eq_sa_drop),
1378 GBENU_STATS_P5(ale_unknown_ucast),
1379 GBENU_STATS_P5(ale_unknown_ucast_bytes),
1380 GBENU_STATS_P5(ale_unknown_mcast),
1381 GBENU_STATS_P5(ale_unknown_mcast_bytes),
1382 GBENU_STATS_P5(ale_unknown_bcast),
1383 GBENU_STATS_P5(ale_unknown_bcast_bytes),
1384 GBENU_STATS_P5(ale_pol_match),
1385 GBENU_STATS_P5(ale_pol_match_red),
1386 GBENU_STATS_P5(ale_pol_match_yellow),
1387 GBENU_STATS_P5(tx_mem_protect_err),
1388 GBENU_STATS_P5(tx_pri0_drop),
1389 GBENU_STATS_P5(tx_pri1_drop),
1390 GBENU_STATS_P5(tx_pri2_drop),
1391 GBENU_STATS_P5(tx_pri3_drop),
1392 GBENU_STATS_P5(tx_pri4_drop),
1393 GBENU_STATS_P5(tx_pri5_drop),
1394 GBENU_STATS_P5(tx_pri6_drop),
1395 GBENU_STATS_P5(tx_pri7_drop),
1396 GBENU_STATS_P5(tx_pri0_drop_bcnt),
1397 GBENU_STATS_P5(tx_pri1_drop_bcnt),
1398 GBENU_STATS_P5(tx_pri2_drop_bcnt),
1399 GBENU_STATS_P5(tx_pri3_drop_bcnt),
1400 GBENU_STATS_P5(tx_pri4_drop_bcnt),
1401 GBENU_STATS_P5(tx_pri5_drop_bcnt),
1402 GBENU_STATS_P5(tx_pri6_drop_bcnt),
1403 GBENU_STATS_P5(tx_pri7_drop_bcnt),
1404 /* GBENU Module 6 */
1405 GBENU_STATS_P6(rx_good_frames),
1406 GBENU_STATS_P6(rx_broadcast_frames),
1407 GBENU_STATS_P6(rx_multicast_frames),
1408 GBENU_STATS_P6(rx_pause_frames),
1409 GBENU_STATS_P6(rx_crc_errors),
1410 GBENU_STATS_P6(rx_align_code_errors),
1411 GBENU_STATS_P6(rx_oversized_frames),
1412 GBENU_STATS_P6(rx_jabber_frames),
1413 GBENU_STATS_P6(rx_undersized_frames),
1414 GBENU_STATS_P6(rx_fragments),
1415 GBENU_STATS_P6(ale_drop),
1416 GBENU_STATS_P6(ale_overrun_drop),
1417 GBENU_STATS_P6(rx_bytes),
1418 GBENU_STATS_P6(tx_good_frames),
1419 GBENU_STATS_P6(tx_broadcast_frames),
1420 GBENU_STATS_P6(tx_multicast_frames),
1421 GBENU_STATS_P6(tx_pause_frames),
1422 GBENU_STATS_P6(tx_deferred_frames),
1423 GBENU_STATS_P6(tx_collision_frames),
1424 GBENU_STATS_P6(tx_single_coll_frames),
1425 GBENU_STATS_P6(tx_mult_coll_frames),
1426 GBENU_STATS_P6(tx_excessive_collisions),
1427 GBENU_STATS_P6(tx_late_collisions),
1428 GBENU_STATS_P6(rx_ipg_error),
1429 GBENU_STATS_P6(tx_carrier_sense_errors),
1430 GBENU_STATS_P6(tx_bytes),
1431 GBENU_STATS_P6(tx_64B_frames),
1432 GBENU_STATS_P6(tx_65_to_127B_frames),
1433 GBENU_STATS_P6(tx_128_to_255B_frames),
1434 GBENU_STATS_P6(tx_256_to_511B_frames),
1435 GBENU_STATS_P6(tx_512_to_1023B_frames),
1436 GBENU_STATS_P6(tx_1024B_frames),
1437 GBENU_STATS_P6(net_bytes),
1438 GBENU_STATS_P6(rx_bottom_fifo_drop),
1439 GBENU_STATS_P6(rx_port_mask_drop),
1440 GBENU_STATS_P6(rx_top_fifo_drop),
1441 GBENU_STATS_P6(ale_rate_limit_drop),
1442 GBENU_STATS_P6(ale_vid_ingress_drop),
1443 GBENU_STATS_P6(ale_da_eq_sa_drop),
1444 GBENU_STATS_P6(ale_unknown_ucast),
1445 GBENU_STATS_P6(ale_unknown_ucast_bytes),
1446 GBENU_STATS_P6(ale_unknown_mcast),
1447 GBENU_STATS_P6(ale_unknown_mcast_bytes),
1448 GBENU_STATS_P6(ale_unknown_bcast),
1449 GBENU_STATS_P6(ale_unknown_bcast_bytes),
1450 GBENU_STATS_P6(ale_pol_match),
1451 GBENU_STATS_P6(ale_pol_match_red),
1452 GBENU_STATS_P6(ale_pol_match_yellow),
1453 GBENU_STATS_P6(tx_mem_protect_err),
1454 GBENU_STATS_P6(tx_pri0_drop),
1455 GBENU_STATS_P6(tx_pri1_drop),
1456 GBENU_STATS_P6(tx_pri2_drop),
1457 GBENU_STATS_P6(tx_pri3_drop),
1458 GBENU_STATS_P6(tx_pri4_drop),
1459 GBENU_STATS_P6(tx_pri5_drop),
1460 GBENU_STATS_P6(tx_pri6_drop),
1461 GBENU_STATS_P6(tx_pri7_drop),
1462 GBENU_STATS_P6(tx_pri0_drop_bcnt),
1463 GBENU_STATS_P6(tx_pri1_drop_bcnt),
1464 GBENU_STATS_P6(tx_pri2_drop_bcnt),
1465 GBENU_STATS_P6(tx_pri3_drop_bcnt),
1466 GBENU_STATS_P6(tx_pri4_drop_bcnt),
1467 GBENU_STATS_P6(tx_pri5_drop_bcnt),
1468 GBENU_STATS_P6(tx_pri6_drop_bcnt),
1469 GBENU_STATS_P6(tx_pri7_drop_bcnt),
1470 /* GBENU Module 7 */
1471 GBENU_STATS_P7(rx_good_frames),
1472 GBENU_STATS_P7(rx_broadcast_frames),
1473 GBENU_STATS_P7(rx_multicast_frames),
1474 GBENU_STATS_P7(rx_pause_frames),
1475 GBENU_STATS_P7(rx_crc_errors),
1476 GBENU_STATS_P7(rx_align_code_errors),
1477 GBENU_STATS_P7(rx_oversized_frames),
1478 GBENU_STATS_P7(rx_jabber_frames),
1479 GBENU_STATS_P7(rx_undersized_frames),
1480 GBENU_STATS_P7(rx_fragments),
1481 GBENU_STATS_P7(ale_drop),
1482 GBENU_STATS_P7(ale_overrun_drop),
1483 GBENU_STATS_P7(rx_bytes),
1484 GBENU_STATS_P7(tx_good_frames),
1485 GBENU_STATS_P7(tx_broadcast_frames),
1486 GBENU_STATS_P7(tx_multicast_frames),
1487 GBENU_STATS_P7(tx_pause_frames),
1488 GBENU_STATS_P7(tx_deferred_frames),
1489 GBENU_STATS_P7(tx_collision_frames),
1490 GBENU_STATS_P7(tx_single_coll_frames),
1491 GBENU_STATS_P7(tx_mult_coll_frames),
1492 GBENU_STATS_P7(tx_excessive_collisions),
1493 GBENU_STATS_P7(tx_late_collisions),
1494 GBENU_STATS_P7(rx_ipg_error),
1495 GBENU_STATS_P7(tx_carrier_sense_errors),
1496 GBENU_STATS_P7(tx_bytes),
1497 GBENU_STATS_P7(tx_64B_frames),
1498 GBENU_STATS_P7(tx_65_to_127B_frames),
1499 GBENU_STATS_P7(tx_128_to_255B_frames),
1500 GBENU_STATS_P7(tx_256_to_511B_frames),
1501 GBENU_STATS_P7(tx_512_to_1023B_frames),
1502 GBENU_STATS_P7(tx_1024B_frames),
1503 GBENU_STATS_P7(net_bytes),
1504 GBENU_STATS_P7(rx_bottom_fifo_drop),
1505 GBENU_STATS_P7(rx_port_mask_drop),
1506 GBENU_STATS_P7(rx_top_fifo_drop),
1507 GBENU_STATS_P7(ale_rate_limit_drop),
1508 GBENU_STATS_P7(ale_vid_ingress_drop),
1509 GBENU_STATS_P7(ale_da_eq_sa_drop),
1510 GBENU_STATS_P7(ale_unknown_ucast),
1511 GBENU_STATS_P7(ale_unknown_ucast_bytes),
1512 GBENU_STATS_P7(ale_unknown_mcast),
1513 GBENU_STATS_P7(ale_unknown_mcast_bytes),
1514 GBENU_STATS_P7(ale_unknown_bcast),
1515 GBENU_STATS_P7(ale_unknown_bcast_bytes),
1516 GBENU_STATS_P7(ale_pol_match),
1517 GBENU_STATS_P7(ale_pol_match_red),
1518 GBENU_STATS_P7(ale_pol_match_yellow),
1519 GBENU_STATS_P7(tx_mem_protect_err),
1520 GBENU_STATS_P7(tx_pri0_drop),
1521 GBENU_STATS_P7(tx_pri1_drop),
1522 GBENU_STATS_P7(tx_pri2_drop),
1523 GBENU_STATS_P7(tx_pri3_drop),
1524 GBENU_STATS_P7(tx_pri4_drop),
1525 GBENU_STATS_P7(tx_pri5_drop),
1526 GBENU_STATS_P7(tx_pri6_drop),
1527 GBENU_STATS_P7(tx_pri7_drop),
1528 GBENU_STATS_P7(tx_pri0_drop_bcnt),
1529 GBENU_STATS_P7(tx_pri1_drop_bcnt),
1530 GBENU_STATS_P7(tx_pri2_drop_bcnt),
1531 GBENU_STATS_P7(tx_pri3_drop_bcnt),
1532 GBENU_STATS_P7(tx_pri4_drop_bcnt),
1533 GBENU_STATS_P7(tx_pri5_drop_bcnt),
1534 GBENU_STATS_P7(tx_pri6_drop_bcnt),
1535 GBENU_STATS_P7(tx_pri7_drop_bcnt),
1536 /* GBENU Module 8 */
1537 GBENU_STATS_P8(rx_good_frames),
1538 GBENU_STATS_P8(rx_broadcast_frames),
1539 GBENU_STATS_P8(rx_multicast_frames),
1540 GBENU_STATS_P8(rx_pause_frames),
1541 GBENU_STATS_P8(rx_crc_errors),
1542 GBENU_STATS_P8(rx_align_code_errors),
1543 GBENU_STATS_P8(rx_oversized_frames),
1544 GBENU_STATS_P8(rx_jabber_frames),
1545 GBENU_STATS_P8(rx_undersized_frames),
1546 GBENU_STATS_P8(rx_fragments),
1547 GBENU_STATS_P8(ale_drop),
1548 GBENU_STATS_P8(ale_overrun_drop),
1549 GBENU_STATS_P8(rx_bytes),
1550 GBENU_STATS_P8(tx_good_frames),
1551 GBENU_STATS_P8(tx_broadcast_frames),
1552 GBENU_STATS_P8(tx_multicast_frames),
1553 GBENU_STATS_P8(tx_pause_frames),
1554 GBENU_STATS_P8(tx_deferred_frames),
1555 GBENU_STATS_P8(tx_collision_frames),
1556 GBENU_STATS_P8(tx_single_coll_frames),
1557 GBENU_STATS_P8(tx_mult_coll_frames),
1558 GBENU_STATS_P8(tx_excessive_collisions),
1559 GBENU_STATS_P8(tx_late_collisions),
1560 GBENU_STATS_P8(rx_ipg_error),
1561 GBENU_STATS_P8(tx_carrier_sense_errors),
1562 GBENU_STATS_P8(tx_bytes),
1563 GBENU_STATS_P8(tx_64B_frames),
1564 GBENU_STATS_P8(tx_65_to_127B_frames),
1565 GBENU_STATS_P8(tx_128_to_255B_frames),
1566 GBENU_STATS_P8(tx_256_to_511B_frames),
1567 GBENU_STATS_P8(tx_512_to_1023B_frames),
1568 GBENU_STATS_P8(tx_1024B_frames),
1569 GBENU_STATS_P8(net_bytes),
1570 GBENU_STATS_P8(rx_bottom_fifo_drop),
1571 GBENU_STATS_P8(rx_port_mask_drop),
1572 GBENU_STATS_P8(rx_top_fifo_drop),
1573 GBENU_STATS_P8(ale_rate_limit_drop),
1574 GBENU_STATS_P8(ale_vid_ingress_drop),
1575 GBENU_STATS_P8(ale_da_eq_sa_drop),
1576 GBENU_STATS_P8(ale_unknown_ucast),
1577 GBENU_STATS_P8(ale_unknown_ucast_bytes),
1578 GBENU_STATS_P8(ale_unknown_mcast),
1579 GBENU_STATS_P8(ale_unknown_mcast_bytes),
1580 GBENU_STATS_P8(ale_unknown_bcast),
1581 GBENU_STATS_P8(ale_unknown_bcast_bytes),
1582 GBENU_STATS_P8(ale_pol_match),
1583 GBENU_STATS_P8(ale_pol_match_red),
1584 GBENU_STATS_P8(ale_pol_match_yellow),
1585 GBENU_STATS_P8(tx_mem_protect_err),
1586 GBENU_STATS_P8(tx_pri0_drop),
1587 GBENU_STATS_P8(tx_pri1_drop),
1588 GBENU_STATS_P8(tx_pri2_drop),
1589 GBENU_STATS_P8(tx_pri3_drop),
1590 GBENU_STATS_P8(tx_pri4_drop),
1591 GBENU_STATS_P8(tx_pri5_drop),
1592 GBENU_STATS_P8(tx_pri6_drop),
1593 GBENU_STATS_P8(tx_pri7_drop),
1594 GBENU_STATS_P8(tx_pri0_drop_bcnt),
1595 GBENU_STATS_P8(tx_pri1_drop_bcnt),
1596 GBENU_STATS_P8(tx_pri2_drop_bcnt),
1597 GBENU_STATS_P8(tx_pri3_drop_bcnt),
1598 GBENU_STATS_P8(tx_pri4_drop_bcnt),
1599 GBENU_STATS_P8(tx_pri5_drop_bcnt),
1600 GBENU_STATS_P8(tx_pri6_drop_bcnt),
1601 GBENU_STATS_P8(tx_pri7_drop_bcnt),
1602};
1603
1604#define XGBE_STATS0_INFO(field) \
1605{ \
1606 "GBE_0:"#field, XGBE_STATS0_MODULE, \
1607 sizeof_field(struct xgbe_hw_stats, field), \
1608 offsetof(struct xgbe_hw_stats, field) \
1609}
1610
1611#define XGBE_STATS1_INFO(field) \
1612{ \
1613 "GBE_1:"#field, XGBE_STATS1_MODULE, \
1614 sizeof_field(struct xgbe_hw_stats, field), \
1615 offsetof(struct xgbe_hw_stats, field) \
1616}
1617
1618#define XGBE_STATS2_INFO(field) \
1619{ \
1620 "GBE_2:"#field, XGBE_STATS2_MODULE, \
1621 sizeof_field(struct xgbe_hw_stats, field), \
1622 offsetof(struct xgbe_hw_stats, field) \
1623}
1624
1625static const struct netcp_ethtool_stat xgbe10_et_stats[] = {
1626 /* GBE module 0 */
1627 XGBE_STATS0_INFO(rx_good_frames),
1628 XGBE_STATS0_INFO(rx_broadcast_frames),
1629 XGBE_STATS0_INFO(rx_multicast_frames),
1630 XGBE_STATS0_INFO(rx_oversized_frames),
1631 XGBE_STATS0_INFO(rx_undersized_frames),
1632 XGBE_STATS0_INFO(overrun_type4),
1633 XGBE_STATS0_INFO(overrun_type5),
1634 XGBE_STATS0_INFO(rx_bytes),
1635 XGBE_STATS0_INFO(tx_good_frames),
1636 XGBE_STATS0_INFO(tx_broadcast_frames),
1637 XGBE_STATS0_INFO(tx_multicast_frames),
1638 XGBE_STATS0_INFO(tx_bytes),
1639 XGBE_STATS0_INFO(tx_64byte_frames),
1640 XGBE_STATS0_INFO(tx_65_to_127byte_frames),
1641 XGBE_STATS0_INFO(tx_128_to_255byte_frames),
1642 XGBE_STATS0_INFO(tx_256_to_511byte_frames),
1643 XGBE_STATS0_INFO(tx_512_to_1023byte_frames),
1644 XGBE_STATS0_INFO(tx_1024byte_frames),
1645 XGBE_STATS0_INFO(net_bytes),
1646 XGBE_STATS0_INFO(rx_sof_overruns),
1647 XGBE_STATS0_INFO(rx_mof_overruns),
1648 XGBE_STATS0_INFO(rx_dma_overruns),
1649 /* XGBE module 1 */
1650 XGBE_STATS1_INFO(rx_good_frames),
1651 XGBE_STATS1_INFO(rx_broadcast_frames),
1652 XGBE_STATS1_INFO(rx_multicast_frames),
1653 XGBE_STATS1_INFO(rx_pause_frames),
1654 XGBE_STATS1_INFO(rx_crc_errors),
1655 XGBE_STATS1_INFO(rx_align_code_errors),
1656 XGBE_STATS1_INFO(rx_oversized_frames),
1657 XGBE_STATS1_INFO(rx_jabber_frames),
1658 XGBE_STATS1_INFO(rx_undersized_frames),
1659 XGBE_STATS1_INFO(rx_fragments),
1660 XGBE_STATS1_INFO(overrun_type4),
1661 XGBE_STATS1_INFO(overrun_type5),
1662 XGBE_STATS1_INFO(rx_bytes),
1663 XGBE_STATS1_INFO(tx_good_frames),
1664 XGBE_STATS1_INFO(tx_broadcast_frames),
1665 XGBE_STATS1_INFO(tx_multicast_frames),
1666 XGBE_STATS1_INFO(tx_pause_frames),
1667 XGBE_STATS1_INFO(tx_deferred_frames),
1668 XGBE_STATS1_INFO(tx_collision_frames),
1669 XGBE_STATS1_INFO(tx_single_coll_frames),
1670 XGBE_STATS1_INFO(tx_mult_coll_frames),
1671 XGBE_STATS1_INFO(tx_excessive_collisions),
1672 XGBE_STATS1_INFO(tx_late_collisions),
1673 XGBE_STATS1_INFO(tx_underrun),
1674 XGBE_STATS1_INFO(tx_carrier_sense_errors),
1675 XGBE_STATS1_INFO(tx_bytes),
1676 XGBE_STATS1_INFO(tx_64byte_frames),
1677 XGBE_STATS1_INFO(tx_65_to_127byte_frames),
1678 XGBE_STATS1_INFO(tx_128_to_255byte_frames),
1679 XGBE_STATS1_INFO(tx_256_to_511byte_frames),
1680 XGBE_STATS1_INFO(tx_512_to_1023byte_frames),
1681 XGBE_STATS1_INFO(tx_1024byte_frames),
1682 XGBE_STATS1_INFO(net_bytes),
1683 XGBE_STATS1_INFO(rx_sof_overruns),
1684 XGBE_STATS1_INFO(rx_mof_overruns),
1685 XGBE_STATS1_INFO(rx_dma_overruns),
1686 /* XGBE module 2 */
1687 XGBE_STATS2_INFO(rx_good_frames),
1688 XGBE_STATS2_INFO(rx_broadcast_frames),
1689 XGBE_STATS2_INFO(rx_multicast_frames),
1690 XGBE_STATS2_INFO(rx_pause_frames),
1691 XGBE_STATS2_INFO(rx_crc_errors),
1692 XGBE_STATS2_INFO(rx_align_code_errors),
1693 XGBE_STATS2_INFO(rx_oversized_frames),
1694 XGBE_STATS2_INFO(rx_jabber_frames),
1695 XGBE_STATS2_INFO(rx_undersized_frames),
1696 XGBE_STATS2_INFO(rx_fragments),
1697 XGBE_STATS2_INFO(overrun_type4),
1698 XGBE_STATS2_INFO(overrun_type5),
1699 XGBE_STATS2_INFO(rx_bytes),
1700 XGBE_STATS2_INFO(tx_good_frames),
1701 XGBE_STATS2_INFO(tx_broadcast_frames),
1702 XGBE_STATS2_INFO(tx_multicast_frames),
1703 XGBE_STATS2_INFO(tx_pause_frames),
1704 XGBE_STATS2_INFO(tx_deferred_frames),
1705 XGBE_STATS2_INFO(tx_collision_frames),
1706 XGBE_STATS2_INFO(tx_single_coll_frames),
1707 XGBE_STATS2_INFO(tx_mult_coll_frames),
1708 XGBE_STATS2_INFO(tx_excessive_collisions),
1709 XGBE_STATS2_INFO(tx_late_collisions),
1710 XGBE_STATS2_INFO(tx_underrun),
1711 XGBE_STATS2_INFO(tx_carrier_sense_errors),
1712 XGBE_STATS2_INFO(tx_bytes),
1713 XGBE_STATS2_INFO(tx_64byte_frames),
1714 XGBE_STATS2_INFO(tx_65_to_127byte_frames),
1715 XGBE_STATS2_INFO(tx_128_to_255byte_frames),
1716 XGBE_STATS2_INFO(tx_256_to_511byte_frames),
1717 XGBE_STATS2_INFO(tx_512_to_1023byte_frames),
1718 XGBE_STATS2_INFO(tx_1024byte_frames),
1719 XGBE_STATS2_INFO(net_bytes),
1720 XGBE_STATS2_INFO(rx_sof_overruns),
1721 XGBE_STATS2_INFO(rx_mof_overruns),
1722 XGBE_STATS2_INFO(rx_dma_overruns),
1723};
1724
1725#define for_each_intf(i, priv) \
1726 list_for_each_entry((i), &(priv)->gbe_intf_head, gbe_intf_list)
1727
1728#define for_each_sec_slave(slave, priv) \
1729 list_for_each_entry((slave), &(priv)->secondary_slaves, slave_list)
1730
1731#define first_sec_slave(priv) \
1732 list_first_entry(&priv->secondary_slaves, \
1733 struct gbe_slave, slave_list)
1734
1735static void keystone_get_drvinfo(struct net_device *ndev,
1736 struct ethtool_drvinfo *info)
1737{
1738 strncpy(info->driver, NETCP_DRIVER_NAME, sizeof(info->driver));
1739 strncpy(info->version, NETCP_DRIVER_VERSION, sizeof(info->version));
1740}
1741
1742static u32 keystone_get_msglevel(struct net_device *ndev)
1743{
1744 struct netcp_intf *netcp = netdev_priv(ndev);
1745
1746 return netcp->msg_enable;
1747}
1748
1749static void keystone_set_msglevel(struct net_device *ndev, u32 value)
1750{
1751 struct netcp_intf *netcp = netdev_priv(ndev);
1752
1753 netcp->msg_enable = value;
1754}
1755
1756static struct gbe_intf *keystone_get_intf_data(struct netcp_intf *netcp)
1757{
1758 struct gbe_intf *gbe_intf;
1759
1760 gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp);
1761 if (!gbe_intf)
1762 gbe_intf = netcp_module_get_intf_data(&xgbe_module, netcp);
1763
1764 return gbe_intf;
1765}
1766
1767static void keystone_get_stat_strings(struct net_device *ndev,
1768 uint32_t stringset, uint8_t *data)
1769{
1770 struct netcp_intf *netcp = netdev_priv(ndev);
1771 struct gbe_intf *gbe_intf;
1772 struct gbe_priv *gbe_dev;
1773 int i;
1774
1775 gbe_intf = keystone_get_intf_data(netcp);
1776 if (!gbe_intf)
1777 return;
1778 gbe_dev = gbe_intf->gbe_dev;
1779
1780 switch (stringset) {
1781 case ETH_SS_STATS:
1782 for (i = 0; i < gbe_dev->num_et_stats; i++) {
1783 memcpy(data, gbe_dev->et_stats[i].desc,
1784 ETH_GSTRING_LEN);
1785 data += ETH_GSTRING_LEN;
1786 }
1787 break;
1788 case ETH_SS_TEST:
1789 break;
1790 }
1791}
1792
1793static int keystone_get_sset_count(struct net_device *ndev, int stringset)
1794{
1795 struct netcp_intf *netcp = netdev_priv(ndev);
1796 struct gbe_intf *gbe_intf;
1797 struct gbe_priv *gbe_dev;
1798
1799 gbe_intf = keystone_get_intf_data(netcp);
1800 if (!gbe_intf)
1801 return -EINVAL;
1802 gbe_dev = gbe_intf->gbe_dev;
1803
1804 switch (stringset) {
1805 case ETH_SS_TEST:
1806 return 0;
1807 case ETH_SS_STATS:
1808 return gbe_dev->num_et_stats;
1809 default:
1810 return -EINVAL;
1811 }
1812}
1813
1814static void gbe_reset_mod_stats(struct gbe_priv *gbe_dev, int stats_mod)
1815{
1816 void __iomem *base = gbe_dev->hw_stats_regs[stats_mod];
1817 u32 __iomem *p_stats_entry;
1818 int i;
1819
1820 for (i = 0; i < gbe_dev->num_et_stats; i++) {
1821 if (gbe_dev->et_stats[i].type == stats_mod) {
1822 p_stats_entry = base + gbe_dev->et_stats[i].offset;
1823 gbe_dev->hw_stats[i] = 0;
1824 gbe_dev->hw_stats_prev[i] = readl(p_stats_entry);
1825 }
1826 }
1827}
1828
1829static inline void gbe_update_hw_stats_entry(struct gbe_priv *gbe_dev,
1830 int et_stats_entry)
1831{
1832 void __iomem *base = NULL;
1833 u32 __iomem *p_stats_entry;
1834 u32 curr, delta;
1835
1836 /* The hw_stats_regs pointers are already
1837 * properly set to point to the right base:
1838 */
1839 base = gbe_dev->hw_stats_regs[gbe_dev->et_stats[et_stats_entry].type];
1840 p_stats_entry = base + gbe_dev->et_stats[et_stats_entry].offset;
1841 curr = readl(p_stats_entry);
1842 delta = curr - gbe_dev->hw_stats_prev[et_stats_entry];
1843 gbe_dev->hw_stats_prev[et_stats_entry] = curr;
1844 gbe_dev->hw_stats[et_stats_entry] += delta;
1845}
1846
1847static void gbe_update_stats(struct gbe_priv *gbe_dev, uint64_t *data)
1848{
1849 int i;
1850
1851 for (i = 0; i < gbe_dev->num_et_stats; i++) {
1852 gbe_update_hw_stats_entry(gbe_dev, i);
1853
1854 if (data)
1855 data[i] = gbe_dev->hw_stats[i];
1856 }
1857}
1858
1859static inline void gbe_stats_mod_visible_ver14(struct gbe_priv *gbe_dev,
1860 int stats_mod)
1861{
1862 u32 val;
1863
1864 val = readl(GBE_REG_ADDR(gbe_dev, switch_regs, stat_port_en));
1865
1866 switch (stats_mod) {
1867 case GBE_STATSA_MODULE:
1868 case GBE_STATSB_MODULE:
1869 val &= ~GBE_STATS_CD_SEL;
1870 break;
1871 case GBE_STATSC_MODULE:
1872 case GBE_STATSD_MODULE:
1873 val |= GBE_STATS_CD_SEL;
1874 break;
1875 default:
1876 return;
1877 }
1878
1879 /* make the stat module visible */
1880 writel(val, GBE_REG_ADDR(gbe_dev, switch_regs, stat_port_en));
1881}
1882
1883static void gbe_reset_mod_stats_ver14(struct gbe_priv *gbe_dev, int stats_mod)
1884{
1885 gbe_stats_mod_visible_ver14(gbe_dev, stats_mod);
1886 gbe_reset_mod_stats(gbe_dev, stats_mod);
1887}
1888
1889static void gbe_update_stats_ver14(struct gbe_priv *gbe_dev, uint64_t *data)
1890{
1891 u32 half_num_et_stats = (gbe_dev->num_et_stats / 2);
1892 int et_entry, j, pair;
1893
1894 for (pair = 0; pair < 2; pair++) {
1895 gbe_stats_mod_visible_ver14(gbe_dev, (pair ?
1896 GBE_STATSC_MODULE :
1897 GBE_STATSA_MODULE));
1898
1899 for (j = 0; j < half_num_et_stats; j++) {
1900 et_entry = pair * half_num_et_stats + j;
1901 gbe_update_hw_stats_entry(gbe_dev, et_entry);
1902
1903 if (data)
1904 data[et_entry] = gbe_dev->hw_stats[et_entry];
1905 }
1906 }
1907}
1908
1909static void keystone_get_ethtool_stats(struct net_device *ndev,
1910 struct ethtool_stats *stats,
1911 uint64_t *data)
1912{
1913 struct netcp_intf *netcp = netdev_priv(ndev);
1914 struct gbe_intf *gbe_intf;
1915 struct gbe_priv *gbe_dev;
1916
1917 gbe_intf = keystone_get_intf_data(netcp);
1918 if (!gbe_intf)
1919 return;
1920
1921 gbe_dev = gbe_intf->gbe_dev;
1922 spin_lock_bh(&gbe_dev->hw_stats_lock);
1923 if (IS_SS_ID_VER_14(gbe_dev))
1924 gbe_update_stats_ver14(gbe_dev, data);
1925 else
1926 gbe_update_stats(gbe_dev, data);
1927 spin_unlock_bh(&gbe_dev->hw_stats_lock);
1928}
1929
1930static int keystone_get_link_ksettings(struct net_device *ndev,
1931 struct ethtool_link_ksettings *cmd)
1932{
1933 struct netcp_intf *netcp = netdev_priv(ndev);
1934 struct phy_device *phy = ndev->phydev;
1935 struct gbe_intf *gbe_intf;
1936
1937 if (!phy)
1938 return -EINVAL;
1939
1940 gbe_intf = keystone_get_intf_data(netcp);
1941 if (!gbe_intf)
1942 return -EINVAL;
1943
1944 if (!gbe_intf->slave)
1945 return -EINVAL;
1946
1947 phy_ethtool_ksettings_get(phy, cmd);
1948 cmd->base.port = gbe_intf->slave->phy_port_t;
1949
1950 return 0;
1951}
1952
1953static int keystone_set_link_ksettings(struct net_device *ndev,
1954 const struct ethtool_link_ksettings *cmd)
1955{
1956 struct netcp_intf *netcp = netdev_priv(ndev);
1957 struct phy_device *phy = ndev->phydev;
1958 struct gbe_intf *gbe_intf;
1959 u8 port = cmd->base.port;
1960 u32 advertising, supported;
1961 u32 features;
1962
1963 ethtool_convert_link_mode_to_legacy_u32(&advertising,
1964 cmd->link_modes.advertising);
1965 ethtool_convert_link_mode_to_legacy_u32(&supported,
1966 cmd->link_modes.supported);
1967 features = advertising & supported;
1968
1969 if (!phy)
1970 return -EINVAL;
1971
1972 gbe_intf = keystone_get_intf_data(netcp);
1973 if (!gbe_intf)
1974 return -EINVAL;
1975
1976 if (!gbe_intf->slave)
1977 return -EINVAL;
1978
1979 if (port != gbe_intf->slave->phy_port_t) {
1980 if ((port == PORT_TP) && !(features & ADVERTISED_TP))
1981 return -EINVAL;
1982
1983 if ((port == PORT_AUI) && !(features & ADVERTISED_AUI))
1984 return -EINVAL;
1985
1986 if ((port == PORT_BNC) && !(features & ADVERTISED_BNC))
1987 return -EINVAL;
1988
1989 if ((port == PORT_MII) && !(features & ADVERTISED_MII))
1990 return -EINVAL;
1991
1992 if ((port == PORT_FIBRE) && !(features & ADVERTISED_FIBRE))
1993 return -EINVAL;
1994 }
1995
1996 gbe_intf->slave->phy_port_t = port;
1997 return phy_ethtool_ksettings_set(phy, cmd);
1998}
1999
2000#if IS_ENABLED(CONFIG_TI_CPTS)
2001static int keystone_get_ts_info(struct net_device *ndev,
2002 struct ethtool_ts_info *info)
2003{
2004 struct netcp_intf *netcp = netdev_priv(ndev);
2005 struct gbe_intf *gbe_intf;
2006
2007 gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp);
2008 if (!gbe_intf || !gbe_intf->gbe_dev->cpts)
2009 return -EINVAL;
2010
2011 info->so_timestamping =
2012 SOF_TIMESTAMPING_TX_HARDWARE |
2013 SOF_TIMESTAMPING_TX_SOFTWARE |
2014 SOF_TIMESTAMPING_RX_HARDWARE |
2015 SOF_TIMESTAMPING_RX_SOFTWARE |
2016 SOF_TIMESTAMPING_SOFTWARE |
2017 SOF_TIMESTAMPING_RAW_HARDWARE;
2018 info->phc_index = gbe_intf->gbe_dev->cpts->phc_index;
2019 info->tx_types =
2020 (1 << HWTSTAMP_TX_OFF) |
2021 (1 << HWTSTAMP_TX_ON);
2022 info->rx_filters =
2023 (1 << HWTSTAMP_FILTER_NONE) |
2024 (1 << HWTSTAMP_FILTER_PTP_V1_L4_EVENT) |
2025 (1 << HWTSTAMP_FILTER_PTP_V2_EVENT);
2026 return 0;
2027}
2028#else
2029static int keystone_get_ts_info(struct net_device *ndev,
2030 struct ethtool_ts_info *info)
2031{
2032 info->so_timestamping =
2033 SOF_TIMESTAMPING_TX_SOFTWARE |
2034 SOF_TIMESTAMPING_RX_SOFTWARE |
2035 SOF_TIMESTAMPING_SOFTWARE;
2036 info->phc_index = -1;
2037 info->tx_types = 0;
2038 info->rx_filters = 0;
2039 return 0;
2040}
2041#endif /* CONFIG_TI_CPTS */
2042
2043static const struct ethtool_ops keystone_ethtool_ops = {
2044 .get_drvinfo = keystone_get_drvinfo,
2045 .get_link = ethtool_op_get_link,
2046 .get_msglevel = keystone_get_msglevel,
2047 .set_msglevel = keystone_set_msglevel,
2048 .get_strings = keystone_get_stat_strings,
2049 .get_sset_count = keystone_get_sset_count,
2050 .get_ethtool_stats = keystone_get_ethtool_stats,
2051 .get_link_ksettings = keystone_get_link_ksettings,
2052 .set_link_ksettings = keystone_set_link_ksettings,
2053 .get_ts_info = keystone_get_ts_info,
2054};
2055
2056static void gbe_set_slave_mac(struct gbe_slave *slave,
2057 struct gbe_intf *gbe_intf)
2058{
2059 struct net_device *ndev = gbe_intf->ndev;
2060
2061 writel(mac_hi(ndev->dev_addr), GBE_REG_ADDR(slave, port_regs, sa_hi));
2062 writel(mac_lo(ndev->dev_addr), GBE_REG_ADDR(slave, port_regs, sa_lo));
2063}
2064
2065static int gbe_get_slave_port(struct gbe_priv *priv, u32 slave_num)
2066{
2067 if (priv->host_port == 0)
2068 return slave_num + 1;
2069
2070 return slave_num;
2071}
2072
2073static void netcp_ethss_link_state_action(struct gbe_priv *gbe_dev,
2074 struct net_device *ndev,
2075 struct gbe_slave *slave,
2076 int up)
2077{
2078 struct phy_device *phy = slave->phy;
2079 u32 mac_control = 0;
2080
2081 if (up) {
2082 mac_control = slave->mac_control;
2083 if (phy && (phy->speed == SPEED_1000)) {
2084 mac_control |= MACSL_GIG_MODE;
2085 mac_control &= ~MACSL_XGIG_MODE;
2086 } else if (phy && (phy->speed == SPEED_10000)) {
2087 mac_control |= MACSL_XGIG_MODE;
2088 mac_control &= ~MACSL_GIG_MODE;
2089 }
2090
2091 writel(mac_control, GBE_REG_ADDR(slave, emac_regs,
2092 mac_control));
2093
2094 cpsw_ale_control_set(gbe_dev->ale, slave->port_num,
2095 ALE_PORT_STATE,
2096 ALE_PORT_STATE_FORWARD);
2097
2098 if (ndev && slave->open &&
2099 ((slave->link_interface != SGMII_LINK_MAC_PHY) &&
2100 (slave->link_interface != RGMII_LINK_MAC_PHY) &&
2101 (slave->link_interface != XGMII_LINK_MAC_PHY)))
2102 netif_carrier_on(ndev);
2103 } else {
2104 writel(mac_control, GBE_REG_ADDR(slave, emac_regs,
2105 mac_control));
2106 cpsw_ale_control_set(gbe_dev->ale, slave->port_num,
2107 ALE_PORT_STATE,
2108 ALE_PORT_STATE_DISABLE);
2109 if (ndev &&
2110 ((slave->link_interface != SGMII_LINK_MAC_PHY) &&
2111 (slave->link_interface != RGMII_LINK_MAC_PHY) &&
2112 (slave->link_interface != XGMII_LINK_MAC_PHY)))
2113 netif_carrier_off(ndev);
2114 }
2115
2116 if (phy)
2117 phy_print_status(phy);
2118}
2119
2120static bool gbe_phy_link_status(struct gbe_slave *slave)
2121{
2122 return !slave->phy || slave->phy->link;
2123}
2124
2125#define RGMII_REG_STATUS_LINK BIT(0)
2126
2127static void netcp_2u_rgmii_get_port_link(struct gbe_priv *gbe_dev, bool *status)
2128{
2129 u32 val = 0;
2130
2131 val = readl(GBE_REG_ADDR(gbe_dev, ss_regs, rgmii_status));
2132 *status = !!(val & RGMII_REG_STATUS_LINK);
2133}
2134
2135static void netcp_ethss_update_link_state(struct gbe_priv *gbe_dev,
2136 struct gbe_slave *slave,
2137 struct net_device *ndev)
2138{
2139 bool sw_link_state = true, phy_link_state;
2140 int sp = slave->slave_num, link_state;
2141
2142 if (!slave->open)
2143 return;
2144
2145 if (SLAVE_LINK_IS_RGMII(slave))
2146 netcp_2u_rgmii_get_port_link(gbe_dev,
2147 &sw_link_state);
2148 if (SLAVE_LINK_IS_SGMII(slave))
2149 sw_link_state =
2150 netcp_sgmii_get_port_link(SGMII_BASE(gbe_dev, sp), sp);
2151
2152 phy_link_state = gbe_phy_link_status(slave);
2153 link_state = phy_link_state & sw_link_state;
2154
2155 if (atomic_xchg(&slave->link_state, link_state) != link_state)
2156 netcp_ethss_link_state_action(gbe_dev, ndev, slave,
2157 link_state);
2158}
2159
2160static void xgbe_adjust_link(struct net_device *ndev)
2161{
2162 struct netcp_intf *netcp = netdev_priv(ndev);
2163 struct gbe_intf *gbe_intf;
2164
2165 gbe_intf = netcp_module_get_intf_data(&xgbe_module, netcp);
2166 if (!gbe_intf)
2167 return;
2168
2169 netcp_ethss_update_link_state(gbe_intf->gbe_dev, gbe_intf->slave,
2170 ndev);
2171}
2172
2173static void gbe_adjust_link(struct net_device *ndev)
2174{
2175 struct netcp_intf *netcp = netdev_priv(ndev);
2176 struct gbe_intf *gbe_intf;
2177
2178 gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp);
2179 if (!gbe_intf)
2180 return;
2181
2182 netcp_ethss_update_link_state(gbe_intf->gbe_dev, gbe_intf->slave,
2183 ndev);
2184}
2185
2186static void gbe_adjust_link_sec_slaves(struct net_device *ndev)
2187{
2188 struct gbe_priv *gbe_dev = netdev_priv(ndev);
2189 struct gbe_slave *slave;
2190
2191 for_each_sec_slave(slave, gbe_dev)
2192 netcp_ethss_update_link_state(gbe_dev, slave, NULL);
2193}
2194
2195/* Reset EMAC
2196 * Soft reset is set and polled until clear, or until a timeout occurs
2197 */
2198static int gbe_port_reset(struct gbe_slave *slave)
2199{
2200 u32 i, v;
2201
2202 /* Set the soft reset bit */
2203 writel(SOFT_RESET, GBE_REG_ADDR(slave, emac_regs, soft_reset));
2204
2205 /* Wait for the bit to clear */
2206 for (i = 0; i < DEVICE_EMACSL_RESET_POLL_COUNT; i++) {
2207 v = readl(GBE_REG_ADDR(slave, emac_regs, soft_reset));
2208 if ((v & SOFT_RESET_MASK) != SOFT_RESET)
2209 return 0;
2210 }
2211
2212 /* Timeout on the reset */
2213 return GMACSL_RET_WARN_RESET_INCOMPLETE;
2214}
2215
2216/* Configure EMAC */
2217static void gbe_port_config(struct gbe_priv *gbe_dev, struct gbe_slave *slave,
2218 int max_rx_len)
2219{
2220 void __iomem *rx_maxlen_reg;
2221 u32 xgmii_mode;
2222
2223 if (max_rx_len > NETCP_MAX_FRAME_SIZE)
2224 max_rx_len = NETCP_MAX_FRAME_SIZE;
2225
2226 /* Enable correct MII mode at SS level */
2227 if (IS_SS_ID_XGBE(gbe_dev) &&
2228 (slave->link_interface >= XGMII_LINK_MAC_PHY)) {
2229 xgmii_mode = readl(GBE_REG_ADDR(gbe_dev, ss_regs, control));
2230 xgmii_mode |= (1 << slave->slave_num);
2231 writel(xgmii_mode, GBE_REG_ADDR(gbe_dev, ss_regs, control));
2232 }
2233
2234 if (IS_SS_ID_MU(gbe_dev))
2235 rx_maxlen_reg = GBE_REG_ADDR(slave, port_regs, rx_maxlen);
2236 else
2237 rx_maxlen_reg = GBE_REG_ADDR(slave, emac_regs, rx_maxlen);
2238
2239 writel(max_rx_len, rx_maxlen_reg);
2240 writel(slave->mac_control, GBE_REG_ADDR(slave, emac_regs, mac_control));
2241}
2242
2243static void gbe_sgmii_rtreset(struct gbe_priv *priv,
2244 struct gbe_slave *slave, bool set)
2245{
2246 if (SLAVE_LINK_IS_XGMII(slave))
2247 return;
2248
2249 netcp_sgmii_rtreset(SGMII_BASE(priv, slave->slave_num),
2250 slave->slave_num, set);
2251}
2252
2253static void gbe_slave_stop(struct gbe_intf *intf)
2254{
2255 struct gbe_priv *gbe_dev = intf->gbe_dev;
2256 struct gbe_slave *slave = intf->slave;
2257
2258 if (!IS_SS_ID_2U(gbe_dev))
2259 gbe_sgmii_rtreset(gbe_dev, slave, true);
2260 gbe_port_reset(slave);
2261 /* Disable forwarding */
2262 cpsw_ale_control_set(gbe_dev->ale, slave->port_num,
2263 ALE_PORT_STATE, ALE_PORT_STATE_DISABLE);
2264 cpsw_ale_del_mcast(gbe_dev->ale, intf->ndev->broadcast,
2265 1 << slave->port_num, 0, 0);
2266
2267 if (!slave->phy)
2268 return;
2269
2270 phy_stop(slave->phy);
2271 phy_disconnect(slave->phy);
2272 slave->phy = NULL;
2273}
2274
2275static void gbe_sgmii_config(struct gbe_priv *priv, struct gbe_slave *slave)
2276{
2277 if (SLAVE_LINK_IS_XGMII(slave))
2278 return;
2279
2280 netcp_sgmii_reset(SGMII_BASE(priv, slave->slave_num), slave->slave_num);
2281 netcp_sgmii_config(SGMII_BASE(priv, slave->slave_num), slave->slave_num,
2282 slave->link_interface);
2283}
2284
2285static int gbe_slave_open(struct gbe_intf *gbe_intf)
2286{
2287 struct gbe_priv *priv = gbe_intf->gbe_dev;
2288 struct gbe_slave *slave = gbe_intf->slave;
2289 phy_interface_t phy_mode;
2290 bool has_phy = false;
2291 int err;
2292
2293 void (*hndlr)(struct net_device *) = gbe_adjust_link;
2294
2295 if (!IS_SS_ID_2U(priv))
2296 gbe_sgmii_config(priv, slave);
2297 gbe_port_reset(slave);
2298 if (!IS_SS_ID_2U(priv))
2299 gbe_sgmii_rtreset(priv, slave, false);
2300 gbe_port_config(priv, slave, priv->rx_packet_max);
2301 gbe_set_slave_mac(slave, gbe_intf);
2302 /* For NU & 2U switch, map the vlan priorities to zero
2303 * as we only configure to use priority 0
2304 */
2305 if (IS_SS_ID_MU(priv))
2306 writel(HOST_TX_PRI_MAP_DEFAULT,
2307 GBE_REG_ADDR(slave, port_regs, rx_pri_map));
2308
2309 /* enable forwarding */
2310 cpsw_ale_control_set(priv->ale, slave->port_num,
2311 ALE_PORT_STATE, ALE_PORT_STATE_FORWARD);
2312 cpsw_ale_add_mcast(priv->ale, gbe_intf->ndev->broadcast,
2313 1 << slave->port_num, 0, 0, ALE_MCAST_FWD_2);
2314
2315 if (slave->link_interface == SGMII_LINK_MAC_PHY) {
2316 has_phy = true;
2317 phy_mode = PHY_INTERFACE_MODE_SGMII;
2318 slave->phy_port_t = PORT_MII;
2319 } else if (slave->link_interface == RGMII_LINK_MAC_PHY) {
2320 has_phy = true;
2321 err = of_get_phy_mode(slave->node, &phy_mode);
2322 /* if phy-mode is not present, default to
2323 * PHY_INTERFACE_MODE_RGMII
2324 */
2325 if (err)
2326 phy_mode = PHY_INTERFACE_MODE_RGMII;
2327
2328 if (!phy_interface_mode_is_rgmii(phy_mode)) {
2329 dev_err(priv->dev,
2330 "Unsupported phy mode %d\n", phy_mode);
2331 return -EINVAL;
2332 }
2333 slave->phy_port_t = PORT_MII;
2334 } else if (slave->link_interface == XGMII_LINK_MAC_PHY) {
2335 has_phy = true;
2336 phy_mode = PHY_INTERFACE_MODE_NA;
2337 slave->phy_port_t = PORT_FIBRE;
2338 }
2339
2340 if (has_phy) {
2341 if (IS_SS_ID_XGBE(priv))
2342 hndlr = xgbe_adjust_link;
2343
2344 slave->phy = of_phy_connect(gbe_intf->ndev,
2345 slave->phy_node,
2346 hndlr, 0,
2347 phy_mode);
2348 if (!slave->phy) {
2349 dev_err(priv->dev, "phy not found on slave %d\n",
2350 slave->slave_num);
2351 return -ENODEV;
2352 }
2353 dev_dbg(priv->dev, "phy found: id is: 0x%s\n",
2354 phydev_name(slave->phy));
2355 phy_start(slave->phy);
2356 }
2357 return 0;
2358}
2359
2360static void gbe_init_host_port(struct gbe_priv *priv)
2361{
2362 int bypass_en = 1;
2363
2364 /* Host Tx Pri */
2365 if (IS_SS_ID_NU(priv) || IS_SS_ID_XGBE(priv))
2366 writel(HOST_TX_PRI_MAP_DEFAULT,
2367 GBE_REG_ADDR(priv, host_port_regs, tx_pri_map));
2368
2369 /* Max length register */
2370 writel(NETCP_MAX_FRAME_SIZE, GBE_REG_ADDR(priv, host_port_regs,
2371 rx_maxlen));
2372
2373 cpsw_ale_start(priv->ale);
2374
2375 if (priv->enable_ale)
2376 bypass_en = 0;
2377
2378 cpsw_ale_control_set(priv->ale, 0, ALE_BYPASS, bypass_en);
2379
2380 cpsw_ale_control_set(priv->ale, 0, ALE_NO_PORT_VLAN, 1);
2381
2382 cpsw_ale_control_set(priv->ale, priv->host_port,
2383 ALE_PORT_STATE, ALE_PORT_STATE_FORWARD);
2384
2385 cpsw_ale_control_set(priv->ale, 0,
2386 ALE_PORT_UNKNOWN_VLAN_MEMBER,
2387 GBE_PORT_MASK(priv->ale_ports));
2388
2389 cpsw_ale_control_set(priv->ale, 0,
2390 ALE_PORT_UNKNOWN_MCAST_FLOOD,
2391 GBE_PORT_MASK(priv->ale_ports - 1));
2392
2393 cpsw_ale_control_set(priv->ale, 0,
2394 ALE_PORT_UNKNOWN_REG_MCAST_FLOOD,
2395 GBE_PORT_MASK(priv->ale_ports));
2396
2397 cpsw_ale_control_set(priv->ale, 0,
2398 ALE_PORT_UNTAGGED_EGRESS,
2399 GBE_PORT_MASK(priv->ale_ports));
2400}
2401
2402static void gbe_add_mcast_addr(struct gbe_intf *gbe_intf, u8 *addr)
2403{
2404 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2405 u16 vlan_id;
2406
2407 cpsw_ale_add_mcast(gbe_dev->ale, addr,
2408 GBE_PORT_MASK(gbe_dev->ale_ports), 0, 0,
2409 ALE_MCAST_FWD_2);
2410 for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID) {
2411 cpsw_ale_add_mcast(gbe_dev->ale, addr,
2412 GBE_PORT_MASK(gbe_dev->ale_ports),
2413 ALE_VLAN, vlan_id, ALE_MCAST_FWD_2);
2414 }
2415}
2416
2417static void gbe_add_ucast_addr(struct gbe_intf *gbe_intf, u8 *addr)
2418{
2419 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2420 u16 vlan_id;
2421
2422 cpsw_ale_add_ucast(gbe_dev->ale, addr, gbe_dev->host_port, 0, 0);
2423
2424 for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID)
2425 cpsw_ale_add_ucast(gbe_dev->ale, addr, gbe_dev->host_port,
2426 ALE_VLAN, vlan_id);
2427}
2428
2429static void gbe_del_mcast_addr(struct gbe_intf *gbe_intf, u8 *addr)
2430{
2431 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2432 u16 vlan_id;
2433
2434 cpsw_ale_del_mcast(gbe_dev->ale, addr, 0, 0, 0);
2435
2436 for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID) {
2437 cpsw_ale_del_mcast(gbe_dev->ale, addr, 0, ALE_VLAN, vlan_id);
2438 }
2439}
2440
2441static void gbe_del_ucast_addr(struct gbe_intf *gbe_intf, u8 *addr)
2442{
2443 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2444 u16 vlan_id;
2445
2446 cpsw_ale_del_ucast(gbe_dev->ale, addr, gbe_dev->host_port, 0, 0);
2447
2448 for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID) {
2449 cpsw_ale_del_ucast(gbe_dev->ale, addr, gbe_dev->host_port,
2450 ALE_VLAN, vlan_id);
2451 }
2452}
2453
2454static int gbe_add_addr(void *intf_priv, struct netcp_addr *naddr)
2455{
2456 struct gbe_intf *gbe_intf = intf_priv;
2457 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2458
2459 dev_dbg(gbe_dev->dev, "ethss adding address %pM, type %d\n",
2460 naddr->addr, naddr->type);
2461
2462 switch (naddr->type) {
2463 case ADDR_MCAST:
2464 case ADDR_BCAST:
2465 gbe_add_mcast_addr(gbe_intf, naddr->addr);
2466 break;
2467 case ADDR_UCAST:
2468 case ADDR_DEV:
2469 gbe_add_ucast_addr(gbe_intf, naddr->addr);
2470 break;
2471 case ADDR_ANY:
2472 /* nothing to do for promiscuous */
2473 default:
2474 break;
2475 }
2476
2477 return 0;
2478}
2479
2480static int gbe_del_addr(void *intf_priv, struct netcp_addr *naddr)
2481{
2482 struct gbe_intf *gbe_intf = intf_priv;
2483 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2484
2485 dev_dbg(gbe_dev->dev, "ethss deleting address %pM, type %d\n",
2486 naddr->addr, naddr->type);
2487
2488 switch (naddr->type) {
2489 case ADDR_MCAST:
2490 case ADDR_BCAST:
2491 gbe_del_mcast_addr(gbe_intf, naddr->addr);
2492 break;
2493 case ADDR_UCAST:
2494 case ADDR_DEV:
2495 gbe_del_ucast_addr(gbe_intf, naddr->addr);
2496 break;
2497 case ADDR_ANY:
2498 /* nothing to do for promiscuous */
2499 default:
2500 break;
2501 }
2502
2503 return 0;
2504}
2505
2506static int gbe_add_vid(void *intf_priv, int vid)
2507{
2508 struct gbe_intf *gbe_intf = intf_priv;
2509 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2510
2511 set_bit(vid, gbe_intf->active_vlans);
2512
2513 cpsw_ale_add_vlan(gbe_dev->ale, vid,
2514 GBE_PORT_MASK(gbe_dev->ale_ports),
2515 GBE_MASK_NO_PORTS,
2516 GBE_PORT_MASK(gbe_dev->ale_ports),
2517 GBE_PORT_MASK(gbe_dev->ale_ports - 1));
2518
2519 return 0;
2520}
2521
2522static int gbe_del_vid(void *intf_priv, int vid)
2523{
2524 struct gbe_intf *gbe_intf = intf_priv;
2525 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2526
2527 cpsw_ale_del_vlan(gbe_dev->ale, vid, 0);
2528 clear_bit(vid, gbe_intf->active_vlans);
2529 return 0;
2530}
2531
2532#if IS_ENABLED(CONFIG_TI_CPTS)
2533
2534static void gbe_txtstamp(void *context, struct sk_buff *skb)
2535{
2536 struct gbe_intf *gbe_intf = context;
2537 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2538
2539 cpts_tx_timestamp(gbe_dev->cpts, skb);
2540}
2541
2542static bool gbe_need_txtstamp(struct gbe_intf *gbe_intf,
2543 const struct netcp_packet *p_info)
2544{
2545 struct sk_buff *skb = p_info->skb;
2546
2547 return cpts_can_timestamp(gbe_intf->gbe_dev->cpts, skb);
2548}
2549
2550static int gbe_txtstamp_mark_pkt(struct gbe_intf *gbe_intf,
2551 struct netcp_packet *p_info)
2552{
2553 struct phy_device *phydev = p_info->skb->dev->phydev;
2554 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2555
2556 if (!(skb_shinfo(p_info->skb)->tx_flags & SKBTX_HW_TSTAMP) ||
2557 !gbe_dev->tx_ts_enabled)
2558 return 0;
2559
2560 /* If phy has the txtstamp api, assume it will do it.
2561 * We mark it here because skb_tx_timestamp() is called
2562 * after all the txhooks are called.
2563 */
2564 if (phy_has_txtstamp(phydev)) {
2565 skb_shinfo(p_info->skb)->tx_flags |= SKBTX_IN_PROGRESS;
2566 return 0;
2567 }
2568
2569 if (gbe_need_txtstamp(gbe_intf, p_info)) {
2570 p_info->txtstamp = gbe_txtstamp;
2571 p_info->ts_context = (void *)gbe_intf;
2572 skb_shinfo(p_info->skb)->tx_flags |= SKBTX_IN_PROGRESS;
2573 }
2574
2575 return 0;
2576}
2577
2578static int gbe_rxtstamp(struct gbe_intf *gbe_intf, struct netcp_packet *p_info)
2579{
2580 struct phy_device *phydev = p_info->skb->dev->phydev;
2581 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2582
2583 if (p_info->rxtstamp_complete)
2584 return 0;
2585
2586 if (phy_has_rxtstamp(phydev)) {
2587 p_info->rxtstamp_complete = true;
2588 return 0;
2589 }
2590
2591 if (gbe_dev->rx_ts_enabled)
2592 cpts_rx_timestamp(gbe_dev->cpts, p_info->skb);
2593
2594 p_info->rxtstamp_complete = true;
2595
2596 return 0;
2597}
2598
2599static int gbe_hwtstamp_get(struct gbe_intf *gbe_intf, struct ifreq *ifr)
2600{
2601 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2602 struct cpts *cpts = gbe_dev->cpts;
2603 struct hwtstamp_config cfg;
2604
2605 if (!cpts)
2606 return -EOPNOTSUPP;
2607
2608 cfg.flags = 0;
2609 cfg.tx_type = gbe_dev->tx_ts_enabled ? HWTSTAMP_TX_ON : HWTSTAMP_TX_OFF;
2610 cfg.rx_filter = gbe_dev->rx_ts_enabled;
2611
2612 return copy_to_user(ifr->ifr_data, &cfg, sizeof(cfg)) ? -EFAULT : 0;
2613}
2614
2615static void gbe_hwtstamp(struct gbe_intf *gbe_intf)
2616{
2617 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2618 struct gbe_slave *slave = gbe_intf->slave;
2619 u32 ts_en, seq_id, ctl;
2620
2621 if (!gbe_dev->rx_ts_enabled &&
2622 !gbe_dev->tx_ts_enabled) {
2623 writel(0, GBE_REG_ADDR(slave, port_regs, ts_ctl));
2624 return;
2625 }
2626
2627 seq_id = (30 << TS_SEQ_ID_OFS_SHIFT) | ETH_P_1588;
2628 ts_en = EVENT_MSG_BITS << TS_MSG_TYPE_EN_SHIFT;
2629 ctl = ETH_P_1588 | TS_TTL_NONZERO |
2630 (slave->ts_ctl.dst_port_map << TS_CTL_DST_PORT_SHIFT) |
2631 (slave->ts_ctl.uni ? TS_UNI_EN :
2632 slave->ts_ctl.maddr_map << TS_CTL_MADDR_SHIFT);
2633
2634 if (gbe_dev->tx_ts_enabled)
2635 ts_en |= (TS_TX_ANX_ALL_EN | TS_TX_VLAN_LT1_EN);
2636
2637 if (gbe_dev->rx_ts_enabled)
2638 ts_en |= (TS_RX_ANX_ALL_EN | TS_RX_VLAN_LT1_EN);
2639
2640 writel(ts_en, GBE_REG_ADDR(slave, port_regs, ts_ctl));
2641 writel(seq_id, GBE_REG_ADDR(slave, port_regs, ts_seq_ltype));
2642 writel(ctl, GBE_REG_ADDR(slave, port_regs, ts_ctl_ltype2));
2643}
2644
2645static int gbe_hwtstamp_set(struct gbe_intf *gbe_intf, struct ifreq *ifr)
2646{
2647 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2648 struct cpts *cpts = gbe_dev->cpts;
2649 struct hwtstamp_config cfg;
2650
2651 if (!cpts)
2652 return -EOPNOTSUPP;
2653
2654 if (copy_from_user(&cfg, ifr->ifr_data, sizeof(cfg)))
2655 return -EFAULT;
2656
2657 /* reserved for future extensions */
2658 if (cfg.flags)
2659 return -EINVAL;
2660
2661 switch (cfg.tx_type) {
2662 case HWTSTAMP_TX_OFF:
2663 gbe_dev->tx_ts_enabled = 0;
2664 break;
2665 case HWTSTAMP_TX_ON:
2666 gbe_dev->tx_ts_enabled = 1;
2667 break;
2668 default:
2669 return -ERANGE;
2670 }
2671
2672 switch (cfg.rx_filter) {
2673 case HWTSTAMP_FILTER_NONE:
2674 gbe_dev->rx_ts_enabled = HWTSTAMP_FILTER_NONE;
2675 break;
2676 case HWTSTAMP_FILTER_PTP_V1_L4_EVENT:
2677 case HWTSTAMP_FILTER_PTP_V1_L4_SYNC:
2678 case HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ:
2679 gbe_dev->rx_ts_enabled = HWTSTAMP_FILTER_PTP_V1_L4_EVENT;
2680 cfg.rx_filter = HWTSTAMP_FILTER_PTP_V1_L4_EVENT;
2681 break;
2682 case HWTSTAMP_FILTER_PTP_V2_L4_EVENT:
2683 case HWTSTAMP_FILTER_PTP_V2_L4_SYNC:
2684 case HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ:
2685 case HWTSTAMP_FILTER_PTP_V2_L2_EVENT:
2686 case HWTSTAMP_FILTER_PTP_V2_L2_SYNC:
2687 case HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ:
2688 case HWTSTAMP_FILTER_PTP_V2_EVENT:
2689 case HWTSTAMP_FILTER_PTP_V2_SYNC:
2690 case HWTSTAMP_FILTER_PTP_V2_DELAY_REQ:
2691 gbe_dev->rx_ts_enabled = HWTSTAMP_FILTER_PTP_V2_EVENT;
2692 cfg.rx_filter = HWTSTAMP_FILTER_PTP_V2_EVENT;
2693 break;
2694 default:
2695 return -ERANGE;
2696 }
2697
2698 gbe_hwtstamp(gbe_intf);
2699
2700 return copy_to_user(ifr->ifr_data, &cfg, sizeof(cfg)) ? -EFAULT : 0;
2701}
2702
2703static void gbe_register_cpts(struct gbe_priv *gbe_dev)
2704{
2705 if (!gbe_dev->cpts)
2706 return;
2707
2708 if (gbe_dev->cpts_registered > 0)
2709 goto done;
2710
2711 if (cpts_register(gbe_dev->cpts)) {
2712 dev_err(gbe_dev->dev, "error registering cpts device\n");
2713 return;
2714 }
2715
2716done:
2717 ++gbe_dev->cpts_registered;
2718}
2719
2720static void gbe_unregister_cpts(struct gbe_priv *gbe_dev)
2721{
2722 if (!gbe_dev->cpts || (gbe_dev->cpts_registered <= 0))
2723 return;
2724
2725 if (--gbe_dev->cpts_registered)
2726 return;
2727
2728 cpts_unregister(gbe_dev->cpts);
2729}
2730#else
2731static inline int gbe_txtstamp_mark_pkt(struct gbe_intf *gbe_intf,
2732 struct netcp_packet *p_info)
2733{
2734 return 0;
2735}
2736
2737static inline int gbe_rxtstamp(struct gbe_intf *gbe_intf,
2738 struct netcp_packet *p_info)
2739{
2740 return 0;
2741}
2742
2743static inline int gbe_hwtstamp(struct gbe_intf *gbe_intf,
2744 struct ifreq *ifr, int cmd)
2745{
2746 return -EOPNOTSUPP;
2747}
2748
2749static inline void gbe_register_cpts(struct gbe_priv *gbe_dev)
2750{
2751}
2752
2753static inline void gbe_unregister_cpts(struct gbe_priv *gbe_dev)
2754{
2755}
2756
2757static inline int gbe_hwtstamp_get(struct gbe_intf *gbe_intf, struct ifreq *req)
2758{
2759 return -EOPNOTSUPP;
2760}
2761
2762static inline int gbe_hwtstamp_set(struct gbe_intf *gbe_intf, struct ifreq *req)
2763{
2764 return -EOPNOTSUPP;
2765}
2766#endif /* CONFIG_TI_CPTS */
2767
2768static int gbe_set_rx_mode(void *intf_priv, bool promisc)
2769{
2770 struct gbe_intf *gbe_intf = intf_priv;
2771 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2772 struct cpsw_ale *ale = gbe_dev->ale;
2773 unsigned long timeout;
2774 int i, ret = -ETIMEDOUT;
2775
2776 /* Disable(1)/Enable(0) Learn for all ports (host is port 0 and
2777 * slaves are port 1 and up
2778 */
2779 for (i = 0; i <= gbe_dev->num_slaves; i++) {
2780 cpsw_ale_control_set(ale, i,
2781 ALE_PORT_NOLEARN, !!promisc);
2782 cpsw_ale_control_set(ale, i,
2783 ALE_PORT_NO_SA_UPDATE, !!promisc);
2784 }
2785
2786 if (!promisc) {
2787 /* Don't Flood All Unicast Packets to Host port */
2788 cpsw_ale_control_set(ale, 0, ALE_P0_UNI_FLOOD, 0);
2789 dev_vdbg(gbe_dev->dev, "promiscuous mode disabled\n");
2790 return 0;
2791 }
2792
2793 timeout = jiffies + HZ;
2794
2795 /* Clear All Untouched entries */
2796 cpsw_ale_control_set(ale, 0, ALE_AGEOUT, 1);
2797 do {
2798 cpu_relax();
2799 if (cpsw_ale_control_get(ale, 0, ALE_AGEOUT)) {
2800 ret = 0;
2801 break;
2802 }
2803
2804 } while (time_after(timeout, jiffies));
2805
2806 /* Make sure it is not a false timeout */
2807 if (ret && !cpsw_ale_control_get(ale, 0, ALE_AGEOUT))
2808 return ret;
2809
2810 cpsw_ale_control_set(ale, 0, ALE_AGEOUT, 1);
2811
2812 /* Clear all mcast from ALE */
2813 cpsw_ale_flush_multicast(ale,
2814 GBE_PORT_MASK(gbe_dev->ale_ports),
2815 -1);
2816
2817 /* Flood All Unicast Packets to Host port */
2818 cpsw_ale_control_set(ale, 0, ALE_P0_UNI_FLOOD, 1);
2819 dev_vdbg(gbe_dev->dev, "promiscuous mode enabled\n");
2820 return ret;
2821}
2822
2823static int gbe_ioctl(void *intf_priv, struct ifreq *req, int cmd)
2824{
2825 struct gbe_intf *gbe_intf = intf_priv;
2826 struct phy_device *phy = gbe_intf->slave->phy;
2827
2828 if (!phy_has_hwtstamp(phy)) {
2829 switch (cmd) {
2830 case SIOCGHWTSTAMP:
2831 return gbe_hwtstamp_get(gbe_intf, req);
2832 case SIOCSHWTSTAMP:
2833 return gbe_hwtstamp_set(gbe_intf, req);
2834 }
2835 }
2836
2837 if (phy)
2838 return phy_mii_ioctl(phy, req, cmd);
2839
2840 return -EOPNOTSUPP;
2841}
2842
2843static void netcp_ethss_timer(struct timer_list *t)
2844{
2845 struct gbe_priv *gbe_dev = from_timer(gbe_dev, t, timer);
2846 struct gbe_intf *gbe_intf;
2847 struct gbe_slave *slave;
2848
2849 /* Check & update SGMII link state of interfaces */
2850 for_each_intf(gbe_intf, gbe_dev) {
2851 if (!gbe_intf->slave->open)
2852 continue;
2853 netcp_ethss_update_link_state(gbe_dev, gbe_intf->slave,
2854 gbe_intf->ndev);
2855 }
2856
2857 /* Check & update SGMII link state of secondary ports */
2858 for_each_sec_slave(slave, gbe_dev) {
2859 netcp_ethss_update_link_state(gbe_dev, slave, NULL);
2860 }
2861
2862 /* A timer runs as a BH, no need to block them */
2863 spin_lock(&gbe_dev->hw_stats_lock);
2864
2865 if (IS_SS_ID_VER_14(gbe_dev))
2866 gbe_update_stats_ver14(gbe_dev, NULL);
2867 else
2868 gbe_update_stats(gbe_dev, NULL);
2869
2870 spin_unlock(&gbe_dev->hw_stats_lock);
2871
2872 gbe_dev->timer.expires = jiffies + GBE_TIMER_INTERVAL;
2873 add_timer(&gbe_dev->timer);
2874}
2875
2876static int gbe_txhook(int order, void *data, struct netcp_packet *p_info)
2877{
2878 struct gbe_intf *gbe_intf = data;
2879
2880 p_info->tx_pipe = &gbe_intf->tx_pipe;
2881
2882 return gbe_txtstamp_mark_pkt(gbe_intf, p_info);
2883}
2884
2885static int gbe_rxhook(int order, void *data, struct netcp_packet *p_info)
2886{
2887 struct gbe_intf *gbe_intf = data;
2888
2889 return gbe_rxtstamp(gbe_intf, p_info);
2890}
2891
2892static int gbe_open(void *intf_priv, struct net_device *ndev)
2893{
2894 struct gbe_intf *gbe_intf = intf_priv;
2895 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2896 struct netcp_intf *netcp = netdev_priv(ndev);
2897 struct gbe_slave *slave = gbe_intf->slave;
2898 int port_num = slave->port_num;
2899 u32 reg, val;
2900 int ret;
2901
2902 reg = readl(GBE_REG_ADDR(gbe_dev, switch_regs, id_ver));
2903 dev_dbg(gbe_dev->dev, "initializing gbe version %d.%d (%d) GBE identification value 0x%x\n",
2904 GBE_MAJOR_VERSION(reg), GBE_MINOR_VERSION(reg),
2905 GBE_RTL_VERSION(reg), GBE_IDENT(reg));
2906
2907 /* For 10G and on NetCP 1.5, use directed to port */
2908 if (IS_SS_ID_XGBE(gbe_dev) || IS_SS_ID_MU(gbe_dev))
2909 gbe_intf->tx_pipe.flags = SWITCH_TO_PORT_IN_TAGINFO;
2910
2911 if (gbe_dev->enable_ale)
2912 gbe_intf->tx_pipe.switch_to_port = 0;
2913 else
2914 gbe_intf->tx_pipe.switch_to_port = port_num;
2915
2916 dev_dbg(gbe_dev->dev,
2917 "opened TX channel %s: %p with to port %d, flags %d\n",
2918 gbe_intf->tx_pipe.dma_chan_name,
2919 gbe_intf->tx_pipe.dma_channel,
2920 gbe_intf->tx_pipe.switch_to_port,
2921 gbe_intf->tx_pipe.flags);
2922
2923 gbe_slave_stop(gbe_intf);
2924
2925 /* disable priority elevation and enable statistics on all ports */
2926 writel(0, GBE_REG_ADDR(gbe_dev, switch_regs, ptype));
2927
2928 /* Control register */
2929 val = GBE_CTL_P0_ENABLE;
2930 if (IS_SS_ID_MU(gbe_dev)) {
2931 val |= ETH_SW_CTL_P0_TX_CRC_REMOVE;
2932 netcp->hw_cap = ETH_SW_CAN_REMOVE_ETH_FCS;
2933 }
2934 writel(val, GBE_REG_ADDR(gbe_dev, switch_regs, control));
2935
2936 /* All statistics enabled and STAT AB visible by default */
2937 writel(gbe_dev->stats_en_mask, GBE_REG_ADDR(gbe_dev, switch_regs,
2938 stat_port_en));
2939
2940 ret = gbe_slave_open(gbe_intf);
2941 if (ret)
2942 goto fail;
2943
2944 netcp_register_txhook(netcp, GBE_TXHOOK_ORDER, gbe_txhook, gbe_intf);
2945 netcp_register_rxhook(netcp, GBE_RXHOOK_ORDER, gbe_rxhook, gbe_intf);
2946
2947 slave->open = true;
2948 netcp_ethss_update_link_state(gbe_dev, slave, ndev);
2949
2950 gbe_register_cpts(gbe_dev);
2951
2952 return 0;
2953
2954fail:
2955 gbe_slave_stop(gbe_intf);
2956 return ret;
2957}
2958
2959static int gbe_close(void *intf_priv, struct net_device *ndev)
2960{
2961 struct gbe_intf *gbe_intf = intf_priv;
2962 struct netcp_intf *netcp = netdev_priv(ndev);
2963 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2964
2965 gbe_unregister_cpts(gbe_dev);
2966
2967 gbe_slave_stop(gbe_intf);
2968
2969 netcp_unregister_rxhook(netcp, GBE_RXHOOK_ORDER, gbe_rxhook, gbe_intf);
2970 netcp_unregister_txhook(netcp, GBE_TXHOOK_ORDER, gbe_txhook, gbe_intf);
2971
2972 gbe_intf->slave->open = false;
2973 atomic_set(&gbe_intf->slave->link_state, NETCP_LINK_STATE_INVALID);
2974 return 0;
2975}
2976
2977#if IS_ENABLED(CONFIG_TI_CPTS)
2978static void init_slave_ts_ctl(struct gbe_slave *slave)
2979{
2980 slave->ts_ctl.uni = 1;
2981 slave->ts_ctl.dst_port_map =
2982 (TS_CTL_DST_PORT >> TS_CTL_DST_PORT_SHIFT) & 0x3;
2983 slave->ts_ctl.maddr_map =
2984 (TS_CTL_MADDR_ALL >> TS_CTL_MADDR_SHIFT) & 0x1f;
2985}
2986
2987#else
2988static void init_slave_ts_ctl(struct gbe_slave *slave)
2989{
2990}
2991#endif /* CONFIG_TI_CPTS */
2992
2993static int init_slave(struct gbe_priv *gbe_dev, struct gbe_slave *slave,
2994 struct device_node *node)
2995{
2996 int port_reg_num;
2997 u32 port_reg_ofs, emac_reg_ofs;
2998 u32 port_reg_blk_sz, emac_reg_blk_sz;
2999
3000 if (of_property_read_u32(node, "slave-port", &slave->slave_num)) {
3001 dev_err(gbe_dev->dev, "missing slave-port parameter\n");
3002 return -EINVAL;
3003 }
3004
3005 if (of_property_read_u32(node, "link-interface",
3006 &slave->link_interface)) {
3007 dev_warn(gbe_dev->dev,
3008 "missing link-interface value defaulting to 1G mac-phy link\n");
3009 slave->link_interface = SGMII_LINK_MAC_PHY;
3010 }
3011
3012 slave->node = node;
3013 slave->open = false;
3014 if ((slave->link_interface == SGMII_LINK_MAC_PHY) ||
3015 (slave->link_interface == RGMII_LINK_MAC_PHY) ||
3016 (slave->link_interface == XGMII_LINK_MAC_PHY))
3017 slave->phy_node = of_parse_phandle(node, "phy-handle", 0);
3018 slave->port_num = gbe_get_slave_port(gbe_dev, slave->slave_num);
3019
3020 if (slave->link_interface >= XGMII_LINK_MAC_PHY)
3021 slave->mac_control = GBE_DEF_10G_MAC_CONTROL;
3022 else
3023 slave->mac_control = GBE_DEF_1G_MAC_CONTROL;
3024
3025 /* Emac regs memmap are contiguous but port regs are not */
3026 port_reg_num = slave->slave_num;
3027 if (IS_SS_ID_VER_14(gbe_dev)) {
3028 if (slave->slave_num > 1) {
3029 port_reg_ofs = GBE13_SLAVE_PORT2_OFFSET;
3030 port_reg_num -= 2;
3031 } else {
3032 port_reg_ofs = GBE13_SLAVE_PORT_OFFSET;
3033 }
3034 emac_reg_ofs = GBE13_EMAC_OFFSET;
3035 port_reg_blk_sz = 0x30;
3036 emac_reg_blk_sz = 0x40;
3037 } else if (IS_SS_ID_MU(gbe_dev)) {
3038 port_reg_ofs = GBENU_SLAVE_PORT_OFFSET;
3039 emac_reg_ofs = GBENU_EMAC_OFFSET;
3040 port_reg_blk_sz = 0x1000;
3041 emac_reg_blk_sz = 0x1000;
3042 } else if (IS_SS_ID_XGBE(gbe_dev)) {
3043 port_reg_ofs = XGBE10_SLAVE_PORT_OFFSET;
3044 emac_reg_ofs = XGBE10_EMAC_OFFSET;
3045 port_reg_blk_sz = 0x30;
3046 emac_reg_blk_sz = 0x40;
3047 } else {
3048 dev_err(gbe_dev->dev, "unknown ethss(0x%x)\n",
3049 gbe_dev->ss_version);
3050 return -EINVAL;
3051 }
3052
3053 slave->port_regs = gbe_dev->switch_regs + port_reg_ofs +
3054 (port_reg_blk_sz * port_reg_num);
3055 slave->emac_regs = gbe_dev->switch_regs + emac_reg_ofs +
3056 (emac_reg_blk_sz * slave->slave_num);
3057
3058 if (IS_SS_ID_VER_14(gbe_dev)) {
3059 /* Initialize slave port register offsets */
3060 GBE_SET_REG_OFS(slave, port_regs, port_vlan);
3061 GBE_SET_REG_OFS(slave, port_regs, tx_pri_map);
3062 GBE_SET_REG_OFS(slave, port_regs, sa_lo);
3063 GBE_SET_REG_OFS(slave, port_regs, sa_hi);
3064 GBE_SET_REG_OFS(slave, port_regs, ts_ctl);
3065 GBE_SET_REG_OFS(slave, port_regs, ts_seq_ltype);
3066 GBE_SET_REG_OFS(slave, port_regs, ts_vlan);
3067 GBE_SET_REG_OFS(slave, port_regs, ts_ctl_ltype2);
3068 GBE_SET_REG_OFS(slave, port_regs, ts_ctl2);
3069
3070 /* Initialize EMAC register offsets */
3071 GBE_SET_REG_OFS(slave, emac_regs, mac_control);
3072 GBE_SET_REG_OFS(slave, emac_regs, soft_reset);
3073 GBE_SET_REG_OFS(slave, emac_regs, rx_maxlen);
3074
3075 } else if (IS_SS_ID_MU(gbe_dev)) {
3076 /* Initialize slave port register offsets */
3077 GBENU_SET_REG_OFS(slave, port_regs, port_vlan);
3078 GBENU_SET_REG_OFS(slave, port_regs, tx_pri_map);
3079 GBENU_SET_REG_OFS(slave, port_regs, rx_pri_map);
3080 GBENU_SET_REG_OFS(slave, port_regs, sa_lo);
3081 GBENU_SET_REG_OFS(slave, port_regs, sa_hi);
3082 GBENU_SET_REG_OFS(slave, port_regs, ts_ctl);
3083 GBENU_SET_REG_OFS(slave, port_regs, ts_seq_ltype);
3084 GBENU_SET_REG_OFS(slave, port_regs, ts_vlan);
3085 GBENU_SET_REG_OFS(slave, port_regs, ts_ctl_ltype2);
3086 GBENU_SET_REG_OFS(slave, port_regs, ts_ctl2);
3087 GBENU_SET_REG_OFS(slave, port_regs, rx_maxlen);
3088
3089 /* Initialize EMAC register offsets */
3090 GBENU_SET_REG_OFS(slave, emac_regs, mac_control);
3091 GBENU_SET_REG_OFS(slave, emac_regs, soft_reset);
3092
3093 } else if (IS_SS_ID_XGBE(gbe_dev)) {
3094 /* Initialize slave port register offsets */
3095 XGBE_SET_REG_OFS(slave, port_regs, port_vlan);
3096 XGBE_SET_REG_OFS(slave, port_regs, tx_pri_map);
3097 XGBE_SET_REG_OFS(slave, port_regs, sa_lo);
3098 XGBE_SET_REG_OFS(slave, port_regs, sa_hi);
3099 XGBE_SET_REG_OFS(slave, port_regs, ts_ctl);
3100 XGBE_SET_REG_OFS(slave, port_regs, ts_seq_ltype);
3101 XGBE_SET_REG_OFS(slave, port_regs, ts_vlan);
3102 XGBE_SET_REG_OFS(slave, port_regs, ts_ctl_ltype2);
3103 XGBE_SET_REG_OFS(slave, port_regs, ts_ctl2);
3104
3105 /* Initialize EMAC register offsets */
3106 XGBE_SET_REG_OFS(slave, emac_regs, mac_control);
3107 XGBE_SET_REG_OFS(slave, emac_regs, soft_reset);
3108 XGBE_SET_REG_OFS(slave, emac_regs, rx_maxlen);
3109 }
3110
3111 atomic_set(&slave->link_state, NETCP_LINK_STATE_INVALID);
3112
3113 init_slave_ts_ctl(slave);
3114 return 0;
3115}
3116
3117static void init_secondary_ports(struct gbe_priv *gbe_dev,
3118 struct device_node *node)
3119{
3120 struct device *dev = gbe_dev->dev;
3121 phy_interface_t phy_mode;
3122 struct gbe_priv **priv;
3123 struct device_node *port;
3124 struct gbe_slave *slave;
3125 bool mac_phy_link = false;
3126
3127 for_each_child_of_node(node, port) {
3128 slave = devm_kzalloc(dev, sizeof(*slave), GFP_KERNEL);
3129 if (!slave) {
3130 dev_err(dev, "memory alloc failed for secondary port(%pOFn), skipping...\n",
3131 port);
3132 continue;
3133 }
3134
3135 if (init_slave(gbe_dev, slave, port)) {
3136 dev_err(dev,
3137 "Failed to initialize secondary port(%pOFn), skipping...\n",
3138 port);
3139 devm_kfree(dev, slave);
3140 continue;
3141 }
3142
3143 if (!IS_SS_ID_2U(gbe_dev))
3144 gbe_sgmii_config(gbe_dev, slave);
3145 gbe_port_reset(slave);
3146 gbe_port_config(gbe_dev, slave, gbe_dev->rx_packet_max);
3147 list_add_tail(&slave->slave_list, &gbe_dev->secondary_slaves);
3148 gbe_dev->num_slaves++;
3149 if ((slave->link_interface == SGMII_LINK_MAC_PHY) ||
3150 (slave->link_interface == XGMII_LINK_MAC_PHY))
3151 mac_phy_link = true;
3152
3153 slave->open = true;
3154 if (gbe_dev->num_slaves >= gbe_dev->max_num_slaves) {
3155 of_node_put(port);
3156 break;
3157 }
3158 }
3159
3160 /* of_phy_connect() is needed only for MAC-PHY interface */
3161 if (!mac_phy_link)
3162 return;
3163
3164 /* Allocate dummy netdev device for attaching to phy device */
3165 gbe_dev->dummy_ndev = alloc_netdev(sizeof(gbe_dev), "dummy",
3166 NET_NAME_UNKNOWN, ether_setup);
3167 if (!gbe_dev->dummy_ndev) {
3168 dev_err(dev,
3169 "Failed to allocate dummy netdev for secondary ports, skipping phy_connect()...\n");
3170 return;
3171 }
3172 priv = netdev_priv(gbe_dev->dummy_ndev);
3173 *priv = gbe_dev;
3174
3175 if (slave->link_interface == SGMII_LINK_MAC_PHY) {
3176 phy_mode = PHY_INTERFACE_MODE_SGMII;
3177 slave->phy_port_t = PORT_MII;
3178 } else if (slave->link_interface == RGMII_LINK_MAC_PHY) {
3179 phy_mode = PHY_INTERFACE_MODE_RGMII;
3180 slave->phy_port_t = PORT_MII;
3181 } else {
3182 phy_mode = PHY_INTERFACE_MODE_NA;
3183 slave->phy_port_t = PORT_FIBRE;
3184 }
3185
3186 for_each_sec_slave(slave, gbe_dev) {
3187 if ((slave->link_interface != SGMII_LINK_MAC_PHY) &&
3188 (slave->link_interface != RGMII_LINK_MAC_PHY) &&
3189 (slave->link_interface != XGMII_LINK_MAC_PHY))
3190 continue;
3191 slave->phy =
3192 of_phy_connect(gbe_dev->dummy_ndev,
3193 slave->phy_node,
3194 gbe_adjust_link_sec_slaves,
3195 0, phy_mode);
3196 if (!slave->phy) {
3197 dev_err(dev, "phy not found for slave %d\n",
3198 slave->slave_num);
3199 } else {
3200 dev_dbg(dev, "phy found: id is: 0x%s\n",
3201 phydev_name(slave->phy));
3202 phy_start(slave->phy);
3203 }
3204 }
3205}
3206
3207static void free_secondary_ports(struct gbe_priv *gbe_dev)
3208{
3209 struct gbe_slave *slave;
3210
3211 while (!list_empty(&gbe_dev->secondary_slaves)) {
3212 slave = first_sec_slave(gbe_dev);
3213
3214 if (slave->phy)
3215 phy_disconnect(slave->phy);
3216 list_del(&slave->slave_list);
3217 }
3218 if (gbe_dev->dummy_ndev)
3219 free_netdev(gbe_dev->dummy_ndev);
3220}
3221
3222static int set_xgbe_ethss10_priv(struct gbe_priv *gbe_dev,
3223 struct device_node *node)
3224{
3225 struct resource res;
3226 void __iomem *regs;
3227 int ret, i;
3228
3229 ret = of_address_to_resource(node, XGBE_SS_REG_INDEX, &res);
3230 if (ret) {
3231 dev_err(gbe_dev->dev,
3232 "Can't xlate xgbe of node(%pOFn) ss address at %d\n",
3233 node, XGBE_SS_REG_INDEX);
3234 return ret;
3235 }
3236
3237 regs = devm_ioremap_resource(gbe_dev->dev, &res);
3238 if (IS_ERR(regs)) {
3239 dev_err(gbe_dev->dev, "Failed to map xgbe ss register base\n");
3240 return PTR_ERR(regs);
3241 }
3242 gbe_dev->ss_regs = regs;
3243
3244 ret = of_address_to_resource(node, XGBE_SM_REG_INDEX, &res);
3245 if (ret) {
3246 dev_err(gbe_dev->dev,
3247 "Can't xlate xgbe of node(%pOFn) sm address at %d\n",
3248 node, XGBE_SM_REG_INDEX);
3249 return ret;
3250 }
3251
3252 regs = devm_ioremap_resource(gbe_dev->dev, &res);
3253 if (IS_ERR(regs)) {
3254 dev_err(gbe_dev->dev, "Failed to map xgbe sm register base\n");
3255 return PTR_ERR(regs);
3256 }
3257 gbe_dev->switch_regs = regs;
3258
3259 ret = of_address_to_resource(node, XGBE_SERDES_REG_INDEX, &res);
3260 if (ret) {
3261 dev_err(gbe_dev->dev,
3262 "Can't xlate xgbe serdes of node(%pOFn) address at %d\n",
3263 node, XGBE_SERDES_REG_INDEX);
3264 return ret;
3265 }
3266
3267 regs = devm_ioremap_resource(gbe_dev->dev, &res);
3268 if (IS_ERR(regs)) {
3269 dev_err(gbe_dev->dev, "Failed to map xgbe serdes register base\n");
3270 return PTR_ERR(regs);
3271 }
3272 gbe_dev->xgbe_serdes_regs = regs;
3273
3274 gbe_dev->num_stats_mods = gbe_dev->max_num_ports;
3275 gbe_dev->et_stats = xgbe10_et_stats;
3276 gbe_dev->num_et_stats = ARRAY_SIZE(xgbe10_et_stats);
3277
3278 gbe_dev->hw_stats = devm_kcalloc(gbe_dev->dev,
3279 gbe_dev->num_et_stats, sizeof(u64),
3280 GFP_KERNEL);
3281 if (!gbe_dev->hw_stats) {
3282 dev_err(gbe_dev->dev, "hw_stats memory allocation failed\n");
3283 return -ENOMEM;
3284 }
3285
3286 gbe_dev->hw_stats_prev =
3287 devm_kcalloc(gbe_dev->dev,
3288 gbe_dev->num_et_stats, sizeof(u32),
3289 GFP_KERNEL);
3290 if (!gbe_dev->hw_stats_prev) {
3291 dev_err(gbe_dev->dev,
3292 "hw_stats_prev memory allocation failed\n");
3293 return -ENOMEM;
3294 }
3295
3296 gbe_dev->ss_version = XGBE_SS_VERSION_10;
3297 gbe_dev->sgmii_port_regs = gbe_dev->ss_regs +
3298 XGBE10_SGMII_MODULE_OFFSET;
3299 gbe_dev->host_port_regs = gbe_dev->ss_regs + XGBE10_HOST_PORT_OFFSET;
3300
3301 for (i = 0; i < gbe_dev->max_num_ports; i++)
3302 gbe_dev->hw_stats_regs[i] = gbe_dev->switch_regs +
3303 XGBE10_HW_STATS_OFFSET + (GBE_HW_STATS_REG_MAP_SZ * i);
3304
3305 gbe_dev->ale_reg = gbe_dev->switch_regs + XGBE10_ALE_OFFSET;
3306 gbe_dev->cpts_reg = gbe_dev->switch_regs + XGBE10_CPTS_OFFSET;
3307 gbe_dev->ale_ports = gbe_dev->max_num_ports;
3308 gbe_dev->host_port = XGBE10_HOST_PORT_NUM;
3309 gbe_dev->stats_en_mask = (1 << (gbe_dev->max_num_ports)) - 1;
3310
3311 /* Subsystem registers */
3312 XGBE_SET_REG_OFS(gbe_dev, ss_regs, id_ver);
3313 XGBE_SET_REG_OFS(gbe_dev, ss_regs, control);
3314
3315 /* Switch module registers */
3316 XGBE_SET_REG_OFS(gbe_dev, switch_regs, id_ver);
3317 XGBE_SET_REG_OFS(gbe_dev, switch_regs, control);
3318 XGBE_SET_REG_OFS(gbe_dev, switch_regs, ptype);
3319 XGBE_SET_REG_OFS(gbe_dev, switch_regs, stat_port_en);
3320 XGBE_SET_REG_OFS(gbe_dev, switch_regs, flow_control);
3321
3322 /* Host port registers */
3323 XGBE_SET_REG_OFS(gbe_dev, host_port_regs, port_vlan);
3324 XGBE_SET_REG_OFS(gbe_dev, host_port_regs, tx_pri_map);
3325 XGBE_SET_REG_OFS(gbe_dev, host_port_regs, rx_maxlen);
3326 return 0;
3327}
3328
3329static int get_gbe_resource_version(struct gbe_priv *gbe_dev,
3330 struct device_node *node)
3331{
3332 struct resource res;
3333 void __iomem *regs;
3334 int ret;
3335
3336 ret = of_address_to_resource(node, GBE_SS_REG_INDEX, &res);
3337 if (ret) {
3338 dev_err(gbe_dev->dev,
3339 "Can't translate of node(%pOFn) of gbe ss address at %d\n",
3340 node, GBE_SS_REG_INDEX);
3341 return ret;
3342 }
3343
3344 regs = devm_ioremap_resource(gbe_dev->dev, &res);
3345 if (IS_ERR(regs)) {
3346 dev_err(gbe_dev->dev, "Failed to map gbe register base\n");
3347 return PTR_ERR(regs);
3348 }
3349 gbe_dev->ss_regs = regs;
3350 gbe_dev->ss_version = readl(gbe_dev->ss_regs);
3351 return 0;
3352}
3353
3354static int set_gbe_ethss14_priv(struct gbe_priv *gbe_dev,
3355 struct device_node *node)
3356{
3357 struct resource res;
3358 void __iomem *regs;
3359 int i, ret;
3360
3361 ret = of_address_to_resource(node, GBE_SGMII34_REG_INDEX, &res);
3362 if (ret) {
3363 dev_err(gbe_dev->dev,
3364 "Can't translate of gbe node(%pOFn) address at index %d\n",
3365 node, GBE_SGMII34_REG_INDEX);
3366 return ret;
3367 }
3368
3369 regs = devm_ioremap_resource(gbe_dev->dev, &res);
3370 if (IS_ERR(regs)) {
3371 dev_err(gbe_dev->dev,
3372 "Failed to map gbe sgmii port34 register base\n");
3373 return PTR_ERR(regs);
3374 }
3375 gbe_dev->sgmii_port34_regs = regs;
3376
3377 ret = of_address_to_resource(node, GBE_SM_REG_INDEX, &res);
3378 if (ret) {
3379 dev_err(gbe_dev->dev,
3380 "Can't translate of gbe node(%pOFn) address at index %d\n",
3381 node, GBE_SM_REG_INDEX);
3382 return ret;
3383 }
3384
3385 regs = devm_ioremap_resource(gbe_dev->dev, &res);
3386 if (IS_ERR(regs)) {
3387 dev_err(gbe_dev->dev,
3388 "Failed to map gbe switch module register base\n");
3389 return PTR_ERR(regs);
3390 }
3391 gbe_dev->switch_regs = regs;
3392
3393 gbe_dev->num_stats_mods = gbe_dev->max_num_slaves;
3394 gbe_dev->et_stats = gbe13_et_stats;
3395 gbe_dev->num_et_stats = ARRAY_SIZE(gbe13_et_stats);
3396
3397 gbe_dev->hw_stats = devm_kcalloc(gbe_dev->dev,
3398 gbe_dev->num_et_stats, sizeof(u64),
3399 GFP_KERNEL);
3400 if (!gbe_dev->hw_stats) {
3401 dev_err(gbe_dev->dev, "hw_stats memory allocation failed\n");
3402 return -ENOMEM;
3403 }
3404
3405 gbe_dev->hw_stats_prev =
3406 devm_kcalloc(gbe_dev->dev,
3407 gbe_dev->num_et_stats, sizeof(u32),
3408 GFP_KERNEL);
3409 if (!gbe_dev->hw_stats_prev) {
3410 dev_err(gbe_dev->dev,
3411 "hw_stats_prev memory allocation failed\n");
3412 return -ENOMEM;
3413 }
3414
3415 gbe_dev->sgmii_port_regs = gbe_dev->ss_regs + GBE13_SGMII_MODULE_OFFSET;
3416 gbe_dev->host_port_regs = gbe_dev->switch_regs + GBE13_HOST_PORT_OFFSET;
3417
3418 /* K2HK has only 2 hw stats modules visible at a time, so
3419 * module 0 & 2 points to one base and
3420 * module 1 & 3 points to the other base
3421 */
3422 for (i = 0; i < gbe_dev->max_num_slaves; i++) {
3423 gbe_dev->hw_stats_regs[i] =
3424 gbe_dev->switch_regs + GBE13_HW_STATS_OFFSET +
3425 (GBE_HW_STATS_REG_MAP_SZ * (i & 0x1));
3426 }
3427
3428 gbe_dev->cpts_reg = gbe_dev->switch_regs + GBE13_CPTS_OFFSET;
3429 gbe_dev->ale_reg = gbe_dev->switch_regs + GBE13_ALE_OFFSET;
3430 gbe_dev->ale_ports = gbe_dev->max_num_ports;
3431 gbe_dev->host_port = GBE13_HOST_PORT_NUM;
3432 gbe_dev->stats_en_mask = GBE13_REG_VAL_STAT_ENABLE_ALL;
3433
3434 /* Subsystem registers */
3435 GBE_SET_REG_OFS(gbe_dev, ss_regs, id_ver);
3436
3437 /* Switch module registers */
3438 GBE_SET_REG_OFS(gbe_dev, switch_regs, id_ver);
3439 GBE_SET_REG_OFS(gbe_dev, switch_regs, control);
3440 GBE_SET_REG_OFS(gbe_dev, switch_regs, soft_reset);
3441 GBE_SET_REG_OFS(gbe_dev, switch_regs, stat_port_en);
3442 GBE_SET_REG_OFS(gbe_dev, switch_regs, ptype);
3443 GBE_SET_REG_OFS(gbe_dev, switch_regs, flow_control);
3444
3445 /* Host port registers */
3446 GBE_SET_REG_OFS(gbe_dev, host_port_regs, port_vlan);
3447 GBE_SET_REG_OFS(gbe_dev, host_port_regs, rx_maxlen);
3448 return 0;
3449}
3450
3451static int set_gbenu_ethss_priv(struct gbe_priv *gbe_dev,
3452 struct device_node *node)
3453{
3454 struct resource res;
3455 void __iomem *regs;
3456 int i, ret;
3457
3458 gbe_dev->num_stats_mods = gbe_dev->max_num_ports;
3459 gbe_dev->et_stats = gbenu_et_stats;
3460
3461 if (IS_SS_ID_MU(gbe_dev))
3462 gbe_dev->num_et_stats = GBENU_ET_STATS_HOST_SIZE +
3463 (gbe_dev->max_num_slaves * GBENU_ET_STATS_PORT_SIZE);
3464 else
3465 gbe_dev->num_et_stats = GBENU_ET_STATS_HOST_SIZE +
3466 GBENU_ET_STATS_PORT_SIZE;
3467
3468 gbe_dev->hw_stats = devm_kcalloc(gbe_dev->dev,
3469 gbe_dev->num_et_stats, sizeof(u64),
3470 GFP_KERNEL);
3471 if (!gbe_dev->hw_stats) {
3472 dev_err(gbe_dev->dev, "hw_stats memory allocation failed\n");
3473 return -ENOMEM;
3474 }
3475
3476 gbe_dev->hw_stats_prev =
3477 devm_kcalloc(gbe_dev->dev,
3478 gbe_dev->num_et_stats, sizeof(u32),
3479 GFP_KERNEL);
3480 if (!gbe_dev->hw_stats_prev) {
3481 dev_err(gbe_dev->dev,
3482 "hw_stats_prev memory allocation failed\n");
3483 return -ENOMEM;
3484 }
3485
3486 ret = of_address_to_resource(node, GBENU_SM_REG_INDEX, &res);
3487 if (ret) {
3488 dev_err(gbe_dev->dev,
3489 "Can't translate of gbenu node(%pOFn) addr at index %d\n",
3490 node, GBENU_SM_REG_INDEX);
3491 return ret;
3492 }
3493
3494 regs = devm_ioremap_resource(gbe_dev->dev, &res);
3495 if (IS_ERR(regs)) {
3496 dev_err(gbe_dev->dev,
3497 "Failed to map gbenu switch module register base\n");
3498 return PTR_ERR(regs);
3499 }
3500 gbe_dev->switch_regs = regs;
3501
3502 if (!IS_SS_ID_2U(gbe_dev))
3503 gbe_dev->sgmii_port_regs =
3504 gbe_dev->ss_regs + GBENU_SGMII_MODULE_OFFSET;
3505
3506 /* Although sgmii modules are mem mapped to one contiguous
3507 * region on GBENU devices, setting sgmii_port34_regs allows
3508 * consistent code when accessing sgmii api
3509 */
3510 gbe_dev->sgmii_port34_regs = gbe_dev->sgmii_port_regs +
3511 (2 * GBENU_SGMII_MODULE_SIZE);
3512
3513 gbe_dev->host_port_regs = gbe_dev->switch_regs + GBENU_HOST_PORT_OFFSET;
3514
3515 for (i = 0; i < (gbe_dev->max_num_ports); i++)
3516 gbe_dev->hw_stats_regs[i] = gbe_dev->switch_regs +
3517 GBENU_HW_STATS_OFFSET + (GBENU_HW_STATS_REG_MAP_SZ * i);
3518
3519 gbe_dev->cpts_reg = gbe_dev->switch_regs + GBENU_CPTS_OFFSET;
3520 gbe_dev->ale_reg = gbe_dev->switch_regs + GBENU_ALE_OFFSET;
3521 gbe_dev->ale_ports = gbe_dev->max_num_ports;
3522 gbe_dev->host_port = GBENU_HOST_PORT_NUM;
3523 gbe_dev->stats_en_mask = (1 << (gbe_dev->max_num_ports)) - 1;
3524
3525 /* Subsystem registers */
3526 GBENU_SET_REG_OFS(gbe_dev, ss_regs, id_ver);
3527 /* ok to set for MU, but used by 2U only */
3528 GBENU_SET_REG_OFS(gbe_dev, ss_regs, rgmii_status);
3529
3530 /* Switch module registers */
3531 GBENU_SET_REG_OFS(gbe_dev, switch_regs, id_ver);
3532 GBENU_SET_REG_OFS(gbe_dev, switch_regs, control);
3533 GBENU_SET_REG_OFS(gbe_dev, switch_regs, stat_port_en);
3534 GBENU_SET_REG_OFS(gbe_dev, switch_regs, ptype);
3535
3536 /* Host port registers */
3537 GBENU_SET_REG_OFS(gbe_dev, host_port_regs, port_vlan);
3538 GBENU_SET_REG_OFS(gbe_dev, host_port_regs, rx_maxlen);
3539
3540 /* For NU only. 2U does not need tx_pri_map.
3541 * NU cppi port 0 tx pkt streaming interface has (n-1)*8 egress threads
3542 * while 2U has only 1 such thread
3543 */
3544 GBENU_SET_REG_OFS(gbe_dev, host_port_regs, tx_pri_map);
3545 return 0;
3546}
3547
3548static int gbe_probe(struct netcp_device *netcp_device, struct device *dev,
3549 struct device_node *node, void **inst_priv)
3550{
3551 struct device_node *interfaces, *interface, *cpts_node;
3552 struct device_node *secondary_ports;
3553 struct cpsw_ale_params ale_params;
3554 struct gbe_priv *gbe_dev;
3555 u32 slave_num;
3556 int i, ret = 0;
3557
3558 if (!node) {
3559 dev_err(dev, "device tree info unavailable\n");
3560 return -ENODEV;
3561 }
3562
3563 gbe_dev = devm_kzalloc(dev, sizeof(struct gbe_priv), GFP_KERNEL);
3564 if (!gbe_dev)
3565 return -ENOMEM;
3566
3567 if (of_device_is_compatible(node, "ti,netcp-gbe-5") ||
3568 of_device_is_compatible(node, "ti,netcp-gbe")) {
3569 gbe_dev->max_num_slaves = 4;
3570 } else if (of_device_is_compatible(node, "ti,netcp-gbe-9")) {
3571 gbe_dev->max_num_slaves = 8;
3572 } else if (of_device_is_compatible(node, "ti,netcp-gbe-2")) {
3573 gbe_dev->max_num_slaves = 1;
3574 gbe_module.set_rx_mode = gbe_set_rx_mode;
3575 } else if (of_device_is_compatible(node, "ti,netcp-xgbe")) {
3576 gbe_dev->max_num_slaves = 2;
3577 } else {
3578 dev_err(dev, "device tree node for unknown device\n");
3579 return -EINVAL;
3580 }
3581 gbe_dev->max_num_ports = gbe_dev->max_num_slaves + 1;
3582
3583 gbe_dev->dev = dev;
3584 gbe_dev->netcp_device = netcp_device;
3585 gbe_dev->rx_packet_max = NETCP_MAX_FRAME_SIZE;
3586
3587 /* init the hw stats lock */
3588 spin_lock_init(&gbe_dev->hw_stats_lock);
3589
3590 if (of_find_property(node, "enable-ale", NULL)) {
3591 gbe_dev->enable_ale = true;
3592 dev_info(dev, "ALE enabled\n");
3593 } else {
3594 gbe_dev->enable_ale = false;
3595 dev_dbg(dev, "ALE bypass enabled*\n");
3596 }
3597
3598 ret = of_property_read_u32(node, "tx-queue",
3599 &gbe_dev->tx_queue_id);
3600 if (ret < 0) {
3601 dev_err(dev, "missing tx_queue parameter\n");
3602 gbe_dev->tx_queue_id = GBE_TX_QUEUE;
3603 }
3604
3605 ret = of_property_read_string(node, "tx-channel",
3606 &gbe_dev->dma_chan_name);
3607 if (ret < 0) {
3608 dev_err(dev, "missing \"tx-channel\" parameter\n");
3609 return -EINVAL;
3610 }
3611
3612 if (of_node_name_eq(node, "gbe")) {
3613 ret = get_gbe_resource_version(gbe_dev, node);
3614 if (ret)
3615 return ret;
3616
3617 dev_dbg(dev, "ss_version: 0x%08x\n", gbe_dev->ss_version);
3618
3619 if (IS_SS_ID_VER_14(gbe_dev))
3620 ret = set_gbe_ethss14_priv(gbe_dev, node);
3621 else if (IS_SS_ID_MU(gbe_dev))
3622 ret = set_gbenu_ethss_priv(gbe_dev, node);
3623 else
3624 ret = -ENODEV;
3625
3626 } else if (of_node_name_eq(node, "xgbe")) {
3627 ret = set_xgbe_ethss10_priv(gbe_dev, node);
3628 if (ret)
3629 return ret;
3630 ret = netcp_xgbe_serdes_init(gbe_dev->xgbe_serdes_regs,
3631 gbe_dev->ss_regs);
3632 } else {
3633 dev_err(dev, "unknown GBE node(%pOFn)\n", node);
3634 ret = -ENODEV;
3635 }
3636
3637 if (ret)
3638 return ret;
3639
3640 interfaces = of_get_child_by_name(node, "interfaces");
3641 if (!interfaces)
3642 dev_err(dev, "could not find interfaces\n");
3643
3644 ret = netcp_txpipe_init(&gbe_dev->tx_pipe, netcp_device,
3645 gbe_dev->dma_chan_name, gbe_dev->tx_queue_id);
3646 if (ret) {
3647 of_node_put(interfaces);
3648 return ret;
3649 }
3650
3651 ret = netcp_txpipe_open(&gbe_dev->tx_pipe);
3652 if (ret) {
3653 of_node_put(interfaces);
3654 return ret;
3655 }
3656
3657 /* Create network interfaces */
3658 INIT_LIST_HEAD(&gbe_dev->gbe_intf_head);
3659 for_each_child_of_node(interfaces, interface) {
3660 ret = of_property_read_u32(interface, "slave-port", &slave_num);
3661 if (ret) {
3662 dev_err(dev, "missing slave-port parameter, skipping interface configuration for %pOFn\n",
3663 interface);
3664 continue;
3665 }
3666 gbe_dev->num_slaves++;
3667 if (gbe_dev->num_slaves >= gbe_dev->max_num_slaves) {
3668 of_node_put(interface);
3669 break;
3670 }
3671 }
3672 of_node_put(interfaces);
3673
3674 if (!gbe_dev->num_slaves)
3675 dev_warn(dev, "No network interface configured\n");
3676
3677 /* Initialize Secondary slave ports */
3678 secondary_ports = of_get_child_by_name(node, "secondary-slave-ports");
3679 INIT_LIST_HEAD(&gbe_dev->secondary_slaves);
3680 if (secondary_ports && (gbe_dev->num_slaves < gbe_dev->max_num_slaves))
3681 init_secondary_ports(gbe_dev, secondary_ports);
3682 of_node_put(secondary_ports);
3683
3684 if (!gbe_dev->num_slaves) {
3685 dev_err(dev,
3686 "No network interface or secondary ports configured\n");
3687 ret = -ENODEV;
3688 goto free_sec_ports;
3689 }
3690
3691 memset(&ale_params, 0, sizeof(ale_params));
3692 ale_params.dev = gbe_dev->dev;
3693 ale_params.ale_regs = gbe_dev->ale_reg;
3694 ale_params.ale_ageout = GBE_DEFAULT_ALE_AGEOUT;
3695 ale_params.ale_ports = gbe_dev->ale_ports;
3696 ale_params.dev_id = "cpsw";
3697 if (IS_SS_ID_NU(gbe_dev))
3698 ale_params.dev_id = "66ak2el";
3699 else if (IS_SS_ID_2U(gbe_dev))
3700 ale_params.dev_id = "66ak2g";
3701 else if (IS_SS_ID_XGBE(gbe_dev))
3702 ale_params.dev_id = "66ak2h-xgbe";
3703
3704 gbe_dev->ale = cpsw_ale_create(&ale_params);
3705 if (IS_ERR(gbe_dev->ale)) {
3706 dev_err(gbe_dev->dev, "error initializing ale engine\n");
3707 ret = PTR_ERR(gbe_dev->ale);
3708 goto free_sec_ports;
3709 } else {
3710 dev_dbg(gbe_dev->dev, "Created a gbe ale engine\n");
3711 }
3712
3713 cpts_node = of_get_child_by_name(node, "cpts");
3714 if (!cpts_node)
3715 cpts_node = of_node_get(node);
3716
3717 gbe_dev->cpts = cpts_create(gbe_dev->dev, gbe_dev->cpts_reg,
3718 cpts_node, 0);
3719 of_node_put(cpts_node);
3720 if (IS_ENABLED(CONFIG_TI_CPTS) && IS_ERR(gbe_dev->cpts)) {
3721 ret = PTR_ERR(gbe_dev->cpts);
3722 goto free_sec_ports;
3723 }
3724
3725 /* initialize host port */
3726 gbe_init_host_port(gbe_dev);
3727
3728 spin_lock_bh(&gbe_dev->hw_stats_lock);
3729 for (i = 0; i < gbe_dev->num_stats_mods; i++) {
3730 if (IS_SS_ID_VER_14(gbe_dev))
3731 gbe_reset_mod_stats_ver14(gbe_dev, i);
3732 else
3733 gbe_reset_mod_stats(gbe_dev, i);
3734 }
3735 spin_unlock_bh(&gbe_dev->hw_stats_lock);
3736
3737 timer_setup(&gbe_dev->timer, netcp_ethss_timer, 0);
3738 gbe_dev->timer.expires = jiffies + GBE_TIMER_INTERVAL;
3739 add_timer(&gbe_dev->timer);
3740 *inst_priv = gbe_dev;
3741 return 0;
3742
3743free_sec_ports:
3744 free_secondary_ports(gbe_dev);
3745 return ret;
3746}
3747
3748static int gbe_attach(void *inst_priv, struct net_device *ndev,
3749 struct device_node *node, void **intf_priv)
3750{
3751 struct gbe_priv *gbe_dev = inst_priv;
3752 struct gbe_intf *gbe_intf;
3753 int ret;
3754
3755 if (!node) {
3756 dev_err(gbe_dev->dev, "interface node not available\n");
3757 return -ENODEV;
3758 }
3759
3760 gbe_intf = devm_kzalloc(gbe_dev->dev, sizeof(*gbe_intf), GFP_KERNEL);
3761 if (!gbe_intf)
3762 return -ENOMEM;
3763
3764 gbe_intf->ndev = ndev;
3765 gbe_intf->dev = gbe_dev->dev;
3766 gbe_intf->gbe_dev = gbe_dev;
3767
3768 gbe_intf->slave = devm_kzalloc(gbe_dev->dev,
3769 sizeof(*gbe_intf->slave),
3770 GFP_KERNEL);
3771 if (!gbe_intf->slave) {
3772 ret = -ENOMEM;
3773 goto fail;
3774 }
3775
3776 if (init_slave(gbe_dev, gbe_intf->slave, node)) {
3777 ret = -ENODEV;
3778 goto fail;
3779 }
3780
3781 gbe_intf->tx_pipe = gbe_dev->tx_pipe;
3782 ndev->ethtool_ops = &keystone_ethtool_ops;
3783 list_add_tail(&gbe_intf->gbe_intf_list, &gbe_dev->gbe_intf_head);
3784 *intf_priv = gbe_intf;
3785 return 0;
3786
3787fail:
3788 if (gbe_intf->slave)
3789 devm_kfree(gbe_dev->dev, gbe_intf->slave);
3790 if (gbe_intf)
3791 devm_kfree(gbe_dev->dev, gbe_intf);
3792 return ret;
3793}
3794
3795static int gbe_release(void *intf_priv)
3796{
3797 struct gbe_intf *gbe_intf = intf_priv;
3798
3799 gbe_intf->ndev->ethtool_ops = NULL;
3800 list_del(&gbe_intf->gbe_intf_list);
3801 devm_kfree(gbe_intf->dev, gbe_intf->slave);
3802 devm_kfree(gbe_intf->dev, gbe_intf);
3803 return 0;
3804}
3805
3806static int gbe_remove(struct netcp_device *netcp_device, void *inst_priv)
3807{
3808 struct gbe_priv *gbe_dev = inst_priv;
3809
3810 del_timer_sync(&gbe_dev->timer);
3811 cpts_release(gbe_dev->cpts);
3812 cpsw_ale_stop(gbe_dev->ale);
3813 netcp_txpipe_close(&gbe_dev->tx_pipe);
3814 free_secondary_ports(gbe_dev);
3815
3816 if (!list_empty(&gbe_dev->gbe_intf_head))
3817 dev_alert(gbe_dev->dev,
3818 "unreleased ethss interfaces present\n");
3819
3820 return 0;
3821}
3822
3823static struct netcp_module gbe_module = {
3824 .name = GBE_MODULE_NAME,
3825 .owner = THIS_MODULE,
3826 .primary = true,
3827 .probe = gbe_probe,
3828 .open = gbe_open,
3829 .close = gbe_close,
3830 .remove = gbe_remove,
3831 .attach = gbe_attach,
3832 .release = gbe_release,
3833 .add_addr = gbe_add_addr,
3834 .del_addr = gbe_del_addr,
3835 .add_vid = gbe_add_vid,
3836 .del_vid = gbe_del_vid,
3837 .ioctl = gbe_ioctl,
3838};
3839
3840static struct netcp_module xgbe_module = {
3841 .name = XGBE_MODULE_NAME,
3842 .owner = THIS_MODULE,
3843 .primary = true,
3844 .probe = gbe_probe,
3845 .open = gbe_open,
3846 .close = gbe_close,
3847 .remove = gbe_remove,
3848 .attach = gbe_attach,
3849 .release = gbe_release,
3850 .add_addr = gbe_add_addr,
3851 .del_addr = gbe_del_addr,
3852 .add_vid = gbe_add_vid,
3853 .del_vid = gbe_del_vid,
3854 .ioctl = gbe_ioctl,
3855};
3856
3857static int __init keystone_gbe_init(void)
3858{
3859 int ret;
3860
3861 ret = netcp_register_module(&gbe_module);
3862 if (ret)
3863 return ret;
3864
3865 ret = netcp_register_module(&xgbe_module);
3866 if (ret)
3867 return ret;
3868
3869 return 0;
3870}
3871module_init(keystone_gbe_init);
3872
3873static void __exit keystone_gbe_exit(void)
3874{
3875 netcp_unregister_module(&gbe_module);
3876 netcp_unregister_module(&xgbe_module);
3877}
3878module_exit(keystone_gbe_exit);
3879
3880MODULE_LICENSE("GPL v2");
3881MODULE_DESCRIPTION("TI NETCP ETHSS driver for Keystone SOCs");
3882MODULE_AUTHOR("Sandeep Nair <sandeep_n@ti.com");