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treewide: remove redundant IS_ERR() before error code check
[linux/fpc-iii.git] / drivers / net / ethernet / ti / netcp_ethss.c
blobfb36115e9c510c7315eb13e0992575a59d091dc4
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 #define GBE13_NUM_ALE_ENTRIES 1024
55
56 /* 1G Ethernet NU SS defines */
57 #define GBENU_MODULE_NAME "netcp-gbenu"
58 #define GBE_SS_ID_NU 0x4ee6
59 #define GBE_SS_ID_2U 0x4ee8
60
61 #define IS_SS_ID_MU(d) \
62 ((GBE_IDENT((d)->ss_version) == GBE_SS_ID_NU) || \
63 (GBE_IDENT((d)->ss_version) == GBE_SS_ID_2U))
64
65 #define IS_SS_ID_NU(d) \
66 (GBE_IDENT((d)->ss_version) == GBE_SS_ID_NU)
67
68 #define IS_SS_ID_VER_14(d) \
69 (GBE_IDENT((d)->ss_version) == GBE_SS_VERSION_14)
70 #define IS_SS_ID_2U(d) \
71 (GBE_IDENT((d)->ss_version) == GBE_SS_ID_2U)
72
73 #define GBENU_SS_REG_INDEX 0
74 #define GBENU_SM_REG_INDEX 1
75 #define GBENU_SGMII_MODULE_OFFSET 0x100
76 #define GBENU_HOST_PORT_OFFSET 0x1000
77 #define GBENU_SLAVE_PORT_OFFSET 0x2000
78 #define GBENU_EMAC_OFFSET 0x2330
79 #define GBENU_HW_STATS_OFFSET 0x1a000
80 #define GBENU_CPTS_OFFSET 0x1d000
81 #define GBENU_ALE_OFFSET 0x1e000
82 #define GBENU_HOST_PORT_NUM 0
83 #define GBENU_SGMII_MODULE_SIZE 0x100
84
85 /* 10G Ethernet SS defines */
86 #define XGBE_MODULE_NAME "netcp-xgbe"
87 #define XGBE_SS_VERSION_10 0x4ee4
88
89 #define XGBE_SS_REG_INDEX 0
90 #define XGBE_SM_REG_INDEX 1
91 #define XGBE_SERDES_REG_INDEX 2
92
93 /* offset relative to base of XGBE_SS_REG_INDEX */
94 #define XGBE10_SGMII_MODULE_OFFSET 0x100
95 #define IS_SS_ID_XGBE(d) ((d)->ss_version == XGBE_SS_VERSION_10)
96 /* offset relative to base of XGBE_SM_REG_INDEX */
97 #define XGBE10_HOST_PORT_OFFSET 0x34
98 #define XGBE10_SLAVE_PORT_OFFSET 0x64
99 #define XGBE10_EMAC_OFFSET 0x400
100 #define XGBE10_CPTS_OFFSET 0x600
101 #define XGBE10_ALE_OFFSET 0x700
102 #define XGBE10_HW_STATS_OFFSET 0x800
103 #define XGBE10_HOST_PORT_NUM 0
104 #define XGBE10_NUM_ALE_ENTRIES 2048
105
106 #define GBE_TIMER_INTERVAL (HZ / 2)
107
108 /* Soft reset register values */
109 #define SOFT_RESET_MASK BIT(0)
110 #define SOFT_RESET BIT(0)
111 #define DEVICE_EMACSL_RESET_POLL_COUNT 100
112 #define GMACSL_RET_WARN_RESET_INCOMPLETE -2
113
114 #define MACSL_RX_ENABLE_CSF BIT(23)
115 #define MACSL_ENABLE_EXT_CTL BIT(18)
116 #define MACSL_XGMII_ENABLE BIT(13)
117 #define MACSL_XGIG_MODE BIT(8)
118 #define MACSL_GIG_MODE BIT(7)
119 #define MACSL_GMII_ENABLE BIT(5)
120 #define MACSL_FULLDUPLEX BIT(0)
121
122 #define GBE_CTL_P0_ENABLE BIT(2)
123 #define ETH_SW_CTL_P0_TX_CRC_REMOVE BIT(13)
124 #define GBE13_REG_VAL_STAT_ENABLE_ALL 0xff
125 #define XGBE_REG_VAL_STAT_ENABLE_ALL 0xf
126 #define GBE_STATS_CD_SEL BIT(28)
127
128 #define GBE_PORT_MASK(x) (BIT(x) - 1)
129 #define GBE_MASK_NO_PORTS 0
130
131 #define GBE_DEF_1G_MAC_CONTROL \
132 (MACSL_GIG_MODE | MACSL_GMII_ENABLE | \
133 MACSL_ENABLE_EXT_CTL | MACSL_RX_ENABLE_CSF)
134
135 #define GBE_DEF_10G_MAC_CONTROL \
136 (MACSL_XGIG_MODE | MACSL_XGMII_ENABLE | \
137 MACSL_ENABLE_EXT_CTL | MACSL_RX_ENABLE_CSF)
138
139 #define GBE_STATSA_MODULE 0
140 #define GBE_STATSB_MODULE 1
141 #define GBE_STATSC_MODULE 2
142 #define GBE_STATSD_MODULE 3
143
144 #define GBENU_STATS0_MODULE 0
145 #define GBENU_STATS1_MODULE 1
146 #define GBENU_STATS2_MODULE 2
147 #define GBENU_STATS3_MODULE 3
148 #define GBENU_STATS4_MODULE 4
149 #define GBENU_STATS5_MODULE 5
150 #define GBENU_STATS6_MODULE 6
151 #define GBENU_STATS7_MODULE 7
152 #define GBENU_STATS8_MODULE 8
153
154 #define XGBE_STATS0_MODULE 0
155 #define XGBE_STATS1_MODULE 1
156 #define XGBE_STATS2_MODULE 2
157
158 /* s: 0-based slave_port */
159 #define SGMII_BASE(d, s) \
160 (((s) < 2) ? (d)->sgmii_port_regs : (d)->sgmii_port34_regs)
161
162 #define GBE_TX_QUEUE 648
163 #define GBE_TXHOOK_ORDER 0
164 #define GBE_RXHOOK_ORDER 0
165 #define GBE_DEFAULT_ALE_AGEOUT 30
166 #define SLAVE_LINK_IS_XGMII(s) ((s)->link_interface >= XGMII_LINK_MAC_PHY)
167 #define SLAVE_LINK_IS_RGMII(s) \
168 (((s)->link_interface >= RGMII_LINK_MAC_PHY) && \
169 ((s)->link_interface <= RGMII_LINK_MAC_PHY_NO_MDIO))
170 #define SLAVE_LINK_IS_SGMII(s) \
171 ((s)->link_interface <= SGMII_LINK_MAC_PHY_NO_MDIO)
172 #define NETCP_LINK_STATE_INVALID -1
173
174 #define GBE_SET_REG_OFS(p, rb, rn) p->rb##_ofs.rn = \
175 offsetof(struct gbe##_##rb, rn)
176 #define GBENU_SET_REG_OFS(p, rb, rn) p->rb##_ofs.rn = \
177 offsetof(struct gbenu##_##rb, rn)
178 #define XGBE_SET_REG_OFS(p, rb, rn) p->rb##_ofs.rn = \
179 offsetof(struct xgbe##_##rb, rn)
180 #define GBE_REG_ADDR(p, rb, rn) (p->rb + p->rb##_ofs.rn)
181
182 #define HOST_TX_PRI_MAP_DEFAULT 0x00000000
183
184 #if IS_ENABLED(CONFIG_TI_CPTS)
185 /* Px_TS_CTL register fields */
186 #define TS_RX_ANX_F_EN BIT(0)
187 #define TS_RX_VLAN_LT1_EN BIT(1)
188 #define TS_RX_VLAN_LT2_EN BIT(2)
189 #define TS_RX_ANX_D_EN BIT(3)
190 #define TS_TX_ANX_F_EN BIT(4)
191 #define TS_TX_VLAN_LT1_EN BIT(5)
192 #define TS_TX_VLAN_LT2_EN BIT(6)
193 #define TS_TX_ANX_D_EN BIT(7)
194 #define TS_LT2_EN BIT(8)
195 #define TS_RX_ANX_E_EN BIT(9)
196 #define TS_TX_ANX_E_EN BIT(10)
197 #define TS_MSG_TYPE_EN_SHIFT 16
198 #define TS_MSG_TYPE_EN_MASK 0xffff
199
200 /* Px_TS_SEQ_LTYPE register fields */
201 #define TS_SEQ_ID_OFS_SHIFT 16
202 #define TS_SEQ_ID_OFS_MASK 0x3f
203
204 /* Px_TS_CTL_LTYPE2 register fields */
205 #define TS_107 BIT(16)
206 #define TS_129 BIT(17)
207 #define TS_130 BIT(18)
208 #define TS_131 BIT(19)
209 #define TS_132 BIT(20)
210 #define TS_319 BIT(21)
211 #define TS_320 BIT(22)
212 #define TS_TTL_NONZERO BIT(23)
213 #define TS_UNI_EN BIT(24)
214 #define TS_UNI_EN_SHIFT 24
215
216 #define TS_TX_ANX_ALL_EN \
217 (TS_TX_ANX_D_EN | TS_TX_ANX_E_EN | TS_TX_ANX_F_EN)
218
219 #define TS_RX_ANX_ALL_EN \
220 (TS_RX_ANX_D_EN | TS_RX_ANX_E_EN | TS_RX_ANX_F_EN)
221
222 #define TS_CTL_DST_PORT TS_319
223 #define TS_CTL_DST_PORT_SHIFT 21
224
225 #define TS_CTL_MADDR_ALL \
226 (TS_107 | TS_129 | TS_130 | TS_131 | TS_132)
227
228 #define TS_CTL_MADDR_SHIFT 16
229
230 /* The PTP event messages - Sync, Delay_Req, Pdelay_Req, and Pdelay_Resp. */
231 #define EVENT_MSG_BITS (BIT(0) | BIT(1) | BIT(2) | BIT(3))
232 #endif /* CONFIG_TI_CPTS */
233
234 struct xgbe_ss_regs {
235 u32 id_ver;
236 u32 synce_count;
237 u32 synce_mux;
238 u32 control;
239 };
240
241 struct xgbe_switch_regs {
242 u32 id_ver;
243 u32 control;
244 u32 emcontrol;
245 u32 stat_port_en;
246 u32 ptype;
247 u32 soft_idle;
248 u32 thru_rate;
249 u32 gap_thresh;
250 u32 tx_start_wds;
251 u32 flow_control;
252 u32 cppi_thresh;
253 };
254
255 struct xgbe_port_regs {
256 u32 blk_cnt;
257 u32 port_vlan;
258 u32 tx_pri_map;
259 u32 sa_lo;
260 u32 sa_hi;
261 u32 ts_ctl;
262 u32 ts_seq_ltype;
263 u32 ts_vlan;
264 u32 ts_ctl_ltype2;
265 u32 ts_ctl2;
266 u32 control;
267 };
268
269 struct xgbe_host_port_regs {
270 u32 blk_cnt;
271 u32 port_vlan;
272 u32 tx_pri_map;
273 u32 src_id;
274 u32 rx_pri_map;
275 u32 rx_maxlen;
276 };
277
278 struct xgbe_emac_regs {
279 u32 id_ver;
280 u32 mac_control;
281 u32 mac_status;
282 u32 soft_reset;
283 u32 rx_maxlen;
284 u32 __reserved_0;
285 u32 rx_pause;
286 u32 tx_pause;
287 u32 em_control;
288 u32 __reserved_1;
289 u32 tx_gap;
290 u32 rsvd[4];
291 };
292
293 struct xgbe_host_hw_stats {
294 u32 rx_good_frames;
295 u32 rx_broadcast_frames;
296 u32 rx_multicast_frames;
297 u32 __rsvd_0[3];
298 u32 rx_oversized_frames;
299 u32 __rsvd_1;
300 u32 rx_undersized_frames;
301 u32 __rsvd_2;
302 u32 overrun_type4;
303 u32 overrun_type5;
304 u32 rx_bytes;
305 u32 tx_good_frames;
306 u32 tx_broadcast_frames;
307 u32 tx_multicast_frames;
308 u32 __rsvd_3[9];
309 u32 tx_bytes;
310 u32 tx_64byte_frames;
311 u32 tx_65_to_127byte_frames;
312 u32 tx_128_to_255byte_frames;
313 u32 tx_256_to_511byte_frames;
314 u32 tx_512_to_1023byte_frames;
315 u32 tx_1024byte_frames;
316 u32 net_bytes;
317 u32 rx_sof_overruns;
318 u32 rx_mof_overruns;
319 u32 rx_dma_overruns;
320 };
321
322 struct xgbe_hw_stats {
323 u32 rx_good_frames;
324 u32 rx_broadcast_frames;
325 u32 rx_multicast_frames;
326 u32 rx_pause_frames;
327 u32 rx_crc_errors;
328 u32 rx_align_code_errors;
329 u32 rx_oversized_frames;
330 u32 rx_jabber_frames;
331 u32 rx_undersized_frames;
332 u32 rx_fragments;
333 u32 overrun_type4;
334 u32 overrun_type5;
335 u32 rx_bytes;
336 u32 tx_good_frames;
337 u32 tx_broadcast_frames;
338 u32 tx_multicast_frames;
339 u32 tx_pause_frames;
340 u32 tx_deferred_frames;
341 u32 tx_collision_frames;
342 u32 tx_single_coll_frames;
343 u32 tx_mult_coll_frames;
344 u32 tx_excessive_collisions;
345 u32 tx_late_collisions;
346 u32 tx_underrun;
347 u32 tx_carrier_sense_errors;
348 u32 tx_bytes;
349 u32 tx_64byte_frames;
350 u32 tx_65_to_127byte_frames;
351 u32 tx_128_to_255byte_frames;
352 u32 tx_256_to_511byte_frames;
353 u32 tx_512_to_1023byte_frames;
354 u32 tx_1024byte_frames;
355 u32 net_bytes;
356 u32 rx_sof_overruns;
357 u32 rx_mof_overruns;
358 u32 rx_dma_overruns;
359 };
360
361 struct gbenu_ss_regs {
362 u32 id_ver;
363 u32 synce_count; /* NU */
364 u32 synce_mux; /* NU */
365 u32 control; /* 2U */
366 u32 __rsvd_0[2]; /* 2U */
367 u32 rgmii_status; /* 2U */
368 u32 ss_status; /* 2U */
369 };
370
371 struct gbenu_switch_regs {
372 u32 id_ver;
373 u32 control;
374 u32 __rsvd_0[2];
375 u32 emcontrol;
376 u32 stat_port_en;
377 u32 ptype; /* NU */
378 u32 soft_idle;
379 u32 thru_rate; /* NU */
380 u32 gap_thresh; /* NU */
381 u32 tx_start_wds; /* NU */
382 u32 eee_prescale; /* 2U */
383 u32 tx_g_oflow_thresh_set; /* NU */
384 u32 tx_g_oflow_thresh_clr; /* NU */
385 u32 tx_g_buf_thresh_set_l; /* NU */
386 u32 tx_g_buf_thresh_set_h; /* NU */
387 u32 tx_g_buf_thresh_clr_l; /* NU */
388 u32 tx_g_buf_thresh_clr_h; /* NU */
389 };
390
391 struct gbenu_port_regs {
392 u32 __rsvd_0;
393 u32 control;
394 u32 max_blks; /* 2U */
395 u32 mem_align1;
396 u32 blk_cnt;
397 u32 port_vlan;
398 u32 tx_pri_map; /* NU */
399 u32 pri_ctl; /* 2U */
400 u32 rx_pri_map;
401 u32 rx_maxlen;
402 u32 tx_blks_pri; /* NU */
403 u32 __rsvd_1;
404 u32 idle2lpi; /* 2U */
405 u32 lpi2idle; /* 2U */
406 u32 eee_status; /* 2U */
407 u32 __rsvd_2;
408 u32 __rsvd_3[176]; /* NU: more to add */
409 u32 __rsvd_4[2];
410 u32 sa_lo;
411 u32 sa_hi;
412 u32 ts_ctl;
413 u32 ts_seq_ltype;
414 u32 ts_vlan;
415 u32 ts_ctl_ltype2;
416 u32 ts_ctl2;
417 };
418
419 struct gbenu_host_port_regs {
420 u32 __rsvd_0;
421 u32 control;
422 u32 flow_id_offset; /* 2U */
423 u32 __rsvd_1;
424 u32 blk_cnt;
425 u32 port_vlan;
426 u32 tx_pri_map; /* NU */
427 u32 pri_ctl;
428 u32 rx_pri_map;
429 u32 rx_maxlen;
430 u32 tx_blks_pri; /* NU */
431 u32 __rsvd_2;
432 u32 idle2lpi; /* 2U */
433 u32 lpi2wake; /* 2U */
434 u32 eee_status; /* 2U */
435 u32 __rsvd_3;
436 u32 __rsvd_4[184]; /* NU */
437 u32 host_blks_pri; /* NU */
438 };
439
440 struct gbenu_emac_regs {
441 u32 mac_control;
442 u32 mac_status;
443 u32 soft_reset;
444 u32 boff_test;
445 u32 rx_pause;
446 u32 __rsvd_0[11]; /* NU */
447 u32 tx_pause;
448 u32 __rsvd_1[11]; /* NU */
449 u32 em_control;
450 u32 tx_gap;
451 };
452
453 /* Some hw stat regs are applicable to slave port only.
454 * This is handled by gbenu_et_stats struct. Also some
455 * are for SS version NU and some are for 2U.
456 */
457 struct gbenu_hw_stats {
458 u32 rx_good_frames;
459 u32 rx_broadcast_frames;
460 u32 rx_multicast_frames;
461 u32 rx_pause_frames; /* slave */
462 u32 rx_crc_errors;
463 u32 rx_align_code_errors; /* slave */
464 u32 rx_oversized_frames;
465 u32 rx_jabber_frames; /* slave */
466 u32 rx_undersized_frames;
467 u32 rx_fragments; /* slave */
468 u32 ale_drop;
469 u32 ale_overrun_drop;
470 u32 rx_bytes;
471 u32 tx_good_frames;
472 u32 tx_broadcast_frames;
473 u32 tx_multicast_frames;
474 u32 tx_pause_frames; /* slave */
475 u32 tx_deferred_frames; /* slave */
476 u32 tx_collision_frames; /* slave */
477 u32 tx_single_coll_frames; /* slave */
478 u32 tx_mult_coll_frames; /* slave */
479 u32 tx_excessive_collisions; /* slave */
480 u32 tx_late_collisions; /* slave */
481 u32 rx_ipg_error; /* slave 10G only */
482 u32 tx_carrier_sense_errors; /* slave */
483 u32 tx_bytes;
484 u32 tx_64B_frames;
485 u32 tx_65_to_127B_frames;
486 u32 tx_128_to_255B_frames;
487 u32 tx_256_to_511B_frames;
488 u32 tx_512_to_1023B_frames;
489 u32 tx_1024B_frames;
490 u32 net_bytes;
491 u32 rx_bottom_fifo_drop;
492 u32 rx_port_mask_drop;
493 u32 rx_top_fifo_drop;
494 u32 ale_rate_limit_drop;
495 u32 ale_vid_ingress_drop;
496 u32 ale_da_eq_sa_drop;
497 u32 __rsvd_0[3];
498 u32 ale_unknown_ucast;
499 u32 ale_unknown_ucast_bytes;
500 u32 ale_unknown_mcast;
501 u32 ale_unknown_mcast_bytes;
502 u32 ale_unknown_bcast;
503 u32 ale_unknown_bcast_bytes;
504 u32 ale_pol_match;
505 u32 ale_pol_match_red; /* NU */
506 u32 ale_pol_match_yellow; /* NU */
507 u32 __rsvd_1[44];
508 u32 tx_mem_protect_err;
509 /* following NU only */
510 u32 tx_pri0;
511 u32 tx_pri1;
512 u32 tx_pri2;
513 u32 tx_pri3;
514 u32 tx_pri4;
515 u32 tx_pri5;
516 u32 tx_pri6;
517 u32 tx_pri7;
518 u32 tx_pri0_bcnt;
519 u32 tx_pri1_bcnt;
520 u32 tx_pri2_bcnt;
521 u32 tx_pri3_bcnt;
522 u32 tx_pri4_bcnt;
523 u32 tx_pri5_bcnt;
524 u32 tx_pri6_bcnt;
525 u32 tx_pri7_bcnt;
526 u32 tx_pri0_drop;
527 u32 tx_pri1_drop;
528 u32 tx_pri2_drop;
529 u32 tx_pri3_drop;
530 u32 tx_pri4_drop;
531 u32 tx_pri5_drop;
532 u32 tx_pri6_drop;
533 u32 tx_pri7_drop;
534 u32 tx_pri0_drop_bcnt;
535 u32 tx_pri1_drop_bcnt;
536 u32 tx_pri2_drop_bcnt;
537 u32 tx_pri3_drop_bcnt;
538 u32 tx_pri4_drop_bcnt;
539 u32 tx_pri5_drop_bcnt;
540 u32 tx_pri6_drop_bcnt;
541 u32 tx_pri7_drop_bcnt;
542 };
543
544 #define GBENU_HW_STATS_REG_MAP_SZ 0x200
545
546 struct gbe_ss_regs {
547 u32 id_ver;
548 u32 synce_count;
549 u32 synce_mux;
550 };
551
552 struct gbe_ss_regs_ofs {
553 u16 id_ver;
554 u16 control;
555 u16 rgmii_status; /* 2U */
556 };
557
558 struct gbe_switch_regs {
559 u32 id_ver;
560 u32 control;
561 u32 soft_reset;
562 u32 stat_port_en;
563 u32 ptype;
564 u32 soft_idle;
565 u32 thru_rate;
566 u32 gap_thresh;
567 u32 tx_start_wds;
568 u32 flow_control;
569 };
570
571 struct gbe_switch_regs_ofs {
572 u16 id_ver;
573 u16 control;
574 u16 soft_reset;
575 u16 emcontrol;
576 u16 stat_port_en;
577 u16 ptype;
578 u16 flow_control;
579 };
580
581 struct gbe_port_regs {
582 u32 max_blks;
583 u32 blk_cnt;
584 u32 port_vlan;
585 u32 tx_pri_map;
586 u32 sa_lo;
587 u32 sa_hi;
588 u32 ts_ctl;
589 u32 ts_seq_ltype;
590 u32 ts_vlan;
591 u32 ts_ctl_ltype2;
592 u32 ts_ctl2;
593 };
594
595 struct gbe_port_regs_ofs {
596 u16 port_vlan;
597 u16 tx_pri_map;
598 u16 rx_pri_map;
599 u16 sa_lo;
600 u16 sa_hi;
601 u16 ts_ctl;
602 u16 ts_seq_ltype;
603 u16 ts_vlan;
604 u16 ts_ctl_ltype2;
605 u16 ts_ctl2;
606 u16 rx_maxlen; /* 2U, NU */
607 };
608
609 struct gbe_host_port_regs {
610 u32 src_id;
611 u32 port_vlan;
612 u32 rx_pri_map;
613 u32 rx_maxlen;
614 };
615
616 struct gbe_host_port_regs_ofs {
617 u16 port_vlan;
618 u16 tx_pri_map;
619 u16 rx_maxlen;
620 };
621
622 struct gbe_emac_regs {
623 u32 id_ver;
624 u32 mac_control;
625 u32 mac_status;
626 u32 soft_reset;
627 u32 rx_maxlen;
628 u32 __reserved_0;
629 u32 rx_pause;
630 u32 tx_pause;
631 u32 __reserved_1;
632 u32 rx_pri_map;
633 u32 rsvd[6];
634 };
635
636 struct gbe_emac_regs_ofs {
637 u16 mac_control;
638 u16 soft_reset;
639 u16 rx_maxlen;
640 };
641
642 struct gbe_hw_stats {
643 u32 rx_good_frames;
644 u32 rx_broadcast_frames;
645 u32 rx_multicast_frames;
646 u32 rx_pause_frames;
647 u32 rx_crc_errors;
648 u32 rx_align_code_errors;
649 u32 rx_oversized_frames;
650 u32 rx_jabber_frames;
651 u32 rx_undersized_frames;
652 u32 rx_fragments;
653 u32 __pad_0[2];
654 u32 rx_bytes;
655 u32 tx_good_frames;
656 u32 tx_broadcast_frames;
657 u32 tx_multicast_frames;
658 u32 tx_pause_frames;
659 u32 tx_deferred_frames;
660 u32 tx_collision_frames;
661 u32 tx_single_coll_frames;
662 u32 tx_mult_coll_frames;
663 u32 tx_excessive_collisions;
664 u32 tx_late_collisions;
665 u32 tx_underrun;
666 u32 tx_carrier_sense_errors;
667 u32 tx_bytes;
668 u32 tx_64byte_frames;
669 u32 tx_65_to_127byte_frames;
670 u32 tx_128_to_255byte_frames;
671 u32 tx_256_to_511byte_frames;
672 u32 tx_512_to_1023byte_frames;
673 u32 tx_1024byte_frames;
674 u32 net_bytes;
675 u32 rx_sof_overruns;
676 u32 rx_mof_overruns;
677 u32 rx_dma_overruns;
678 };
679
680 #define GBE_MAX_HW_STAT_MODS 9
681 #define GBE_HW_STATS_REG_MAP_SZ 0x100
682
683 struct ts_ctl {
684 int uni;
685 u8 dst_port_map;
686 u8 maddr_map;
687 u8 ts_mcast_type;
688 };
689
690 struct gbe_slave {
691 void __iomem *port_regs;
692 void __iomem *emac_regs;
693 struct gbe_port_regs_ofs port_regs_ofs;
694 struct gbe_emac_regs_ofs emac_regs_ofs;
695 int slave_num; /* 0 based logical number */
696 int port_num; /* actual port number */
697 atomic_t link_state;
698 bool open;
699 struct phy_device *phy;
700 u32 link_interface;
701 u32 mac_control;
702 u8 phy_port_t;
703 struct device_node *node;
704 struct device_node *phy_node;
705 struct ts_ctl ts_ctl;
706 struct list_head slave_list;
707 };
708
709 struct gbe_priv {
710 struct device *dev;
711 struct netcp_device *netcp_device;
712 struct timer_list timer;
713 u32 num_slaves;
714 u32 ale_entries;
715 u32 ale_ports;
716 bool enable_ale;
717 u8 max_num_slaves;
718 u8 max_num_ports; /* max_num_slaves + 1 */
719 u8 num_stats_mods;
720 struct netcp_tx_pipe tx_pipe;
721
722 int host_port;
723 u32 rx_packet_max;
724 u32 ss_version;
725 u32 stats_en_mask;
726
727 void __iomem *ss_regs;
728 void __iomem *switch_regs;
729 void __iomem *host_port_regs;
730 void __iomem *ale_reg;
731 void __iomem *cpts_reg;
732 void __iomem *sgmii_port_regs;
733 void __iomem *sgmii_port34_regs;
734 void __iomem *xgbe_serdes_regs;
735 void __iomem *hw_stats_regs[GBE_MAX_HW_STAT_MODS];
736
737 struct gbe_ss_regs_ofs ss_regs_ofs;
738 struct gbe_switch_regs_ofs switch_regs_ofs;
739 struct gbe_host_port_regs_ofs host_port_regs_ofs;
740
741 struct cpsw_ale *ale;
742 unsigned int tx_queue_id;
743 const char *dma_chan_name;
744
745 struct list_head gbe_intf_head;
746 struct list_head secondary_slaves;
747 struct net_device *dummy_ndev;
748
749 u64 *hw_stats;
750 u32 *hw_stats_prev;
751 const struct netcp_ethtool_stat *et_stats;
752 int num_et_stats;
753 /* Lock for updating the hwstats */
754 spinlock_t hw_stats_lock;
755
756 int cpts_registered;
757 struct cpts *cpts;
758 int rx_ts_enabled;
759 int tx_ts_enabled;
760 };
761
762 struct gbe_intf {
763 struct net_device *ndev;
764 struct device *dev;
765 struct gbe_priv *gbe_dev;
766 struct netcp_tx_pipe tx_pipe;
767 struct gbe_slave *slave;
768 struct list_head gbe_intf_list;
769 unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
770 };
771
772 static struct netcp_module gbe_module;
773 static struct netcp_module xgbe_module;
774
775 /* Statistic management */
776 struct netcp_ethtool_stat {
777 char desc[ETH_GSTRING_LEN];
778 int type;
779 u32 size;
780 int offset;
781 };
782
783 #define GBE_STATSA_INFO(field) \
784 { \
785 "GBE_A:"#field, GBE_STATSA_MODULE, \
786 sizeof_field(struct gbe_hw_stats, field), \
787 offsetof(struct gbe_hw_stats, field) \
788 }
789
790 #define GBE_STATSB_INFO(field) \
791 { \
792 "GBE_B:"#field, GBE_STATSB_MODULE, \
793 sizeof_field(struct gbe_hw_stats, field), \
794 offsetof(struct gbe_hw_stats, field) \
795 }
796
797 #define GBE_STATSC_INFO(field) \
798 { \
799 "GBE_C:"#field, GBE_STATSC_MODULE, \
800 sizeof_field(struct gbe_hw_stats, field), \
801 offsetof(struct gbe_hw_stats, field) \
802 }
803
804 #define GBE_STATSD_INFO(field) \
805 { \
806 "GBE_D:"#field, GBE_STATSD_MODULE, \
807 sizeof_field(struct gbe_hw_stats, field), \
808 offsetof(struct gbe_hw_stats, field) \
809 }
810
811 static const struct netcp_ethtool_stat gbe13_et_stats[] = {
812 /* GBE module A */
813 GBE_STATSA_INFO(rx_good_frames),
814 GBE_STATSA_INFO(rx_broadcast_frames),
815 GBE_STATSA_INFO(rx_multicast_frames),
816 GBE_STATSA_INFO(rx_pause_frames),
817 GBE_STATSA_INFO(rx_crc_errors),
818 GBE_STATSA_INFO(rx_align_code_errors),
819 GBE_STATSA_INFO(rx_oversized_frames),
820 GBE_STATSA_INFO(rx_jabber_frames),
821 GBE_STATSA_INFO(rx_undersized_frames),
822 GBE_STATSA_INFO(rx_fragments),
823 GBE_STATSA_INFO(rx_bytes),
824 GBE_STATSA_INFO(tx_good_frames),
825 GBE_STATSA_INFO(tx_broadcast_frames),
826 GBE_STATSA_INFO(tx_multicast_frames),
827 GBE_STATSA_INFO(tx_pause_frames),
828 GBE_STATSA_INFO(tx_deferred_frames),
829 GBE_STATSA_INFO(tx_collision_frames),
830 GBE_STATSA_INFO(tx_single_coll_frames),
831 GBE_STATSA_INFO(tx_mult_coll_frames),
832 GBE_STATSA_INFO(tx_excessive_collisions),
833 GBE_STATSA_INFO(tx_late_collisions),
834 GBE_STATSA_INFO(tx_underrun),
835 GBE_STATSA_INFO(tx_carrier_sense_errors),
836 GBE_STATSA_INFO(tx_bytes),
837 GBE_STATSA_INFO(tx_64byte_frames),
838 GBE_STATSA_INFO(tx_65_to_127byte_frames),
839 GBE_STATSA_INFO(tx_128_to_255byte_frames),
840 GBE_STATSA_INFO(tx_256_to_511byte_frames),
841 GBE_STATSA_INFO(tx_512_to_1023byte_frames),
842 GBE_STATSA_INFO(tx_1024byte_frames),
843 GBE_STATSA_INFO(net_bytes),
844 GBE_STATSA_INFO(rx_sof_overruns),
845 GBE_STATSA_INFO(rx_mof_overruns),
846 GBE_STATSA_INFO(rx_dma_overruns),
847 /* GBE module B */
848 GBE_STATSB_INFO(rx_good_frames),
849 GBE_STATSB_INFO(rx_broadcast_frames),
850 GBE_STATSB_INFO(rx_multicast_frames),
851 GBE_STATSB_INFO(rx_pause_frames),
852 GBE_STATSB_INFO(rx_crc_errors),
853 GBE_STATSB_INFO(rx_align_code_errors),
854 GBE_STATSB_INFO(rx_oversized_frames),
855 GBE_STATSB_INFO(rx_jabber_frames),
856 GBE_STATSB_INFO(rx_undersized_frames),
857 GBE_STATSB_INFO(rx_fragments),
858 GBE_STATSB_INFO(rx_bytes),
859 GBE_STATSB_INFO(tx_good_frames),
860 GBE_STATSB_INFO(tx_broadcast_frames),
861 GBE_STATSB_INFO(tx_multicast_frames),
862 GBE_STATSB_INFO(tx_pause_frames),
863 GBE_STATSB_INFO(tx_deferred_frames),
864 GBE_STATSB_INFO(tx_collision_frames),
865 GBE_STATSB_INFO(tx_single_coll_frames),
866 GBE_STATSB_INFO(tx_mult_coll_frames),
867 GBE_STATSB_INFO(tx_excessive_collisions),
868 GBE_STATSB_INFO(tx_late_collisions),
869 GBE_STATSB_INFO(tx_underrun),
870 GBE_STATSB_INFO(tx_carrier_sense_errors),
871 GBE_STATSB_INFO(tx_bytes),
872 GBE_STATSB_INFO(tx_64byte_frames),
873 GBE_STATSB_INFO(tx_65_to_127byte_frames),
874 GBE_STATSB_INFO(tx_128_to_255byte_frames),
875 GBE_STATSB_INFO(tx_256_to_511byte_frames),
876 GBE_STATSB_INFO(tx_512_to_1023byte_frames),
877 GBE_STATSB_INFO(tx_1024byte_frames),
878 GBE_STATSB_INFO(net_bytes),
879 GBE_STATSB_INFO(rx_sof_overruns),
880 GBE_STATSB_INFO(rx_mof_overruns),
881 GBE_STATSB_INFO(rx_dma_overruns),
882 /* GBE module C */
883 GBE_STATSC_INFO(rx_good_frames),
884 GBE_STATSC_INFO(rx_broadcast_frames),
885 GBE_STATSC_INFO(rx_multicast_frames),
886 GBE_STATSC_INFO(rx_pause_frames),
887 GBE_STATSC_INFO(rx_crc_errors),
888 GBE_STATSC_INFO(rx_align_code_errors),
889 GBE_STATSC_INFO(rx_oversized_frames),
890 GBE_STATSC_INFO(rx_jabber_frames),
891 GBE_STATSC_INFO(rx_undersized_frames),
892 GBE_STATSC_INFO(rx_fragments),
893 GBE_STATSC_INFO(rx_bytes),
894 GBE_STATSC_INFO(tx_good_frames),
895 GBE_STATSC_INFO(tx_broadcast_frames),
896 GBE_STATSC_INFO(tx_multicast_frames),
897 GBE_STATSC_INFO(tx_pause_frames),
898 GBE_STATSC_INFO(tx_deferred_frames),
899 GBE_STATSC_INFO(tx_collision_frames),
900 GBE_STATSC_INFO(tx_single_coll_frames),
901 GBE_STATSC_INFO(tx_mult_coll_frames),
902 GBE_STATSC_INFO(tx_excessive_collisions),
903 GBE_STATSC_INFO(tx_late_collisions),
904 GBE_STATSC_INFO(tx_underrun),
905 GBE_STATSC_INFO(tx_carrier_sense_errors),
906 GBE_STATSC_INFO(tx_bytes),
907 GBE_STATSC_INFO(tx_64byte_frames),
908 GBE_STATSC_INFO(tx_65_to_127byte_frames),
909 GBE_STATSC_INFO(tx_128_to_255byte_frames),
910 GBE_STATSC_INFO(tx_256_to_511byte_frames),
911 GBE_STATSC_INFO(tx_512_to_1023byte_frames),
912 GBE_STATSC_INFO(tx_1024byte_frames),
913 GBE_STATSC_INFO(net_bytes),
914 GBE_STATSC_INFO(rx_sof_overruns),
915 GBE_STATSC_INFO(rx_mof_overruns),
916 GBE_STATSC_INFO(rx_dma_overruns),
917 /* GBE module D */
918 GBE_STATSD_INFO(rx_good_frames),
919 GBE_STATSD_INFO(rx_broadcast_frames),
920 GBE_STATSD_INFO(rx_multicast_frames),
921 GBE_STATSD_INFO(rx_pause_frames),
922 GBE_STATSD_INFO(rx_crc_errors),
923 GBE_STATSD_INFO(rx_align_code_errors),
924 GBE_STATSD_INFO(rx_oversized_frames),
925 GBE_STATSD_INFO(rx_jabber_frames),
926 GBE_STATSD_INFO(rx_undersized_frames),
927 GBE_STATSD_INFO(rx_fragments),
928 GBE_STATSD_INFO(rx_bytes),
929 GBE_STATSD_INFO(tx_good_frames),
930 GBE_STATSD_INFO(tx_broadcast_frames),
931 GBE_STATSD_INFO(tx_multicast_frames),
932 GBE_STATSD_INFO(tx_pause_frames),
933 GBE_STATSD_INFO(tx_deferred_frames),
934 GBE_STATSD_INFO(tx_collision_frames),
935 GBE_STATSD_INFO(tx_single_coll_frames),
936 GBE_STATSD_INFO(tx_mult_coll_frames),
937 GBE_STATSD_INFO(tx_excessive_collisions),
938 GBE_STATSD_INFO(tx_late_collisions),
939 GBE_STATSD_INFO(tx_underrun),
940 GBE_STATSD_INFO(tx_carrier_sense_errors),
941 GBE_STATSD_INFO(tx_bytes),
942 GBE_STATSD_INFO(tx_64byte_frames),
943 GBE_STATSD_INFO(tx_65_to_127byte_frames),
944 GBE_STATSD_INFO(tx_128_to_255byte_frames),
945 GBE_STATSD_INFO(tx_256_to_511byte_frames),
946 GBE_STATSD_INFO(tx_512_to_1023byte_frames),
947 GBE_STATSD_INFO(tx_1024byte_frames),
948 GBE_STATSD_INFO(net_bytes),
949 GBE_STATSD_INFO(rx_sof_overruns),
950 GBE_STATSD_INFO(rx_mof_overruns),
951 GBE_STATSD_INFO(rx_dma_overruns),
952 };
953
954 /* This is the size of entries in GBENU_STATS_HOST */
955 #define GBENU_ET_STATS_HOST_SIZE 52
956
957 #define GBENU_STATS_HOST(field) \
958 { \
959 "GBE_HOST:"#field, GBENU_STATS0_MODULE, \
960 sizeof_field(struct gbenu_hw_stats, field), \
961 offsetof(struct gbenu_hw_stats, field) \
962 }
963
964 /* This is the size of entries in GBENU_STATS_PORT */
965 #define GBENU_ET_STATS_PORT_SIZE 65
966
967 #define GBENU_STATS_P1(field) \
968 { \
969 "GBE_P1:"#field, GBENU_STATS1_MODULE, \
970 sizeof_field(struct gbenu_hw_stats, field), \
971 offsetof(struct gbenu_hw_stats, field) \
972 }
973
974 #define GBENU_STATS_P2(field) \
975 { \
976 "GBE_P2:"#field, GBENU_STATS2_MODULE, \
977 sizeof_field(struct gbenu_hw_stats, field), \
978 offsetof(struct gbenu_hw_stats, field) \
979 }
980
981 #define GBENU_STATS_P3(field) \
982 { \
983 "GBE_P3:"#field, GBENU_STATS3_MODULE, \
984 sizeof_field(struct gbenu_hw_stats, field), \
985 offsetof(struct gbenu_hw_stats, field) \
986 }
987
988 #define GBENU_STATS_P4(field) \
989 { \
990 "GBE_P4:"#field, GBENU_STATS4_MODULE, \
991 sizeof_field(struct gbenu_hw_stats, field), \
992 offsetof(struct gbenu_hw_stats, field) \
993 }
994
995 #define GBENU_STATS_P5(field) \
996 { \
997 "GBE_P5:"#field, GBENU_STATS5_MODULE, \
998 sizeof_field(struct gbenu_hw_stats, field), \
999 offsetof(struct gbenu_hw_stats, field) \
1000 }
1001
1002 #define GBENU_STATS_P6(field) \
1003 { \
1004 "GBE_P6:"#field, GBENU_STATS6_MODULE, \
1005 sizeof_field(struct gbenu_hw_stats, field), \
1006 offsetof(struct gbenu_hw_stats, field) \
1007 }
1008
1009 #define GBENU_STATS_P7(field) \
1010 { \
1011 "GBE_P7:"#field, GBENU_STATS7_MODULE, \
1012 sizeof_field(struct gbenu_hw_stats, field), \
1013 offsetof(struct gbenu_hw_stats, field) \
1014 }
1015
1016 #define GBENU_STATS_P8(field) \
1017 { \
1018 "GBE_P8:"#field, GBENU_STATS8_MODULE, \
1019 sizeof_field(struct gbenu_hw_stats, field), \
1020 offsetof(struct gbenu_hw_stats, field) \
1021 }
1022
1023 static const struct netcp_ethtool_stat gbenu_et_stats[] = {
1024 /* GBENU Host Module */
1025 GBENU_STATS_HOST(rx_good_frames),
1026 GBENU_STATS_HOST(rx_broadcast_frames),
1027 GBENU_STATS_HOST(rx_multicast_frames),
1028 GBENU_STATS_HOST(rx_crc_errors),
1029 GBENU_STATS_HOST(rx_oversized_frames),
1030 GBENU_STATS_HOST(rx_undersized_frames),
1031 GBENU_STATS_HOST(ale_drop),
1032 GBENU_STATS_HOST(ale_overrun_drop),
1033 GBENU_STATS_HOST(rx_bytes),
1034 GBENU_STATS_HOST(tx_good_frames),
1035 GBENU_STATS_HOST(tx_broadcast_frames),
1036 GBENU_STATS_HOST(tx_multicast_frames),
1037 GBENU_STATS_HOST(tx_bytes),
1038 GBENU_STATS_HOST(tx_64B_frames),
1039 GBENU_STATS_HOST(tx_65_to_127B_frames),
1040 GBENU_STATS_HOST(tx_128_to_255B_frames),
1041 GBENU_STATS_HOST(tx_256_to_511B_frames),
1042 GBENU_STATS_HOST(tx_512_to_1023B_frames),
1043 GBENU_STATS_HOST(tx_1024B_frames),
1044 GBENU_STATS_HOST(net_bytes),
1045 GBENU_STATS_HOST(rx_bottom_fifo_drop),
1046 GBENU_STATS_HOST(rx_port_mask_drop),
1047 GBENU_STATS_HOST(rx_top_fifo_drop),
1048 GBENU_STATS_HOST(ale_rate_limit_drop),
1049 GBENU_STATS_HOST(ale_vid_ingress_drop),
1050 GBENU_STATS_HOST(ale_da_eq_sa_drop),
1051 GBENU_STATS_HOST(ale_unknown_ucast),
1052 GBENU_STATS_HOST(ale_unknown_ucast_bytes),
1053 GBENU_STATS_HOST(ale_unknown_mcast),
1054 GBENU_STATS_HOST(ale_unknown_mcast_bytes),
1055 GBENU_STATS_HOST(ale_unknown_bcast),
1056 GBENU_STATS_HOST(ale_unknown_bcast_bytes),
1057 GBENU_STATS_HOST(ale_pol_match),
1058 GBENU_STATS_HOST(ale_pol_match_red),
1059 GBENU_STATS_HOST(ale_pol_match_yellow),
1060 GBENU_STATS_HOST(tx_mem_protect_err),
1061 GBENU_STATS_HOST(tx_pri0_drop),
1062 GBENU_STATS_HOST(tx_pri1_drop),
1063 GBENU_STATS_HOST(tx_pri2_drop),
1064 GBENU_STATS_HOST(tx_pri3_drop),
1065 GBENU_STATS_HOST(tx_pri4_drop),
1066 GBENU_STATS_HOST(tx_pri5_drop),
1067 GBENU_STATS_HOST(tx_pri6_drop),
1068 GBENU_STATS_HOST(tx_pri7_drop),
1069 GBENU_STATS_HOST(tx_pri0_drop_bcnt),
1070 GBENU_STATS_HOST(tx_pri1_drop_bcnt),
1071 GBENU_STATS_HOST(tx_pri2_drop_bcnt),
1072 GBENU_STATS_HOST(tx_pri3_drop_bcnt),
1073 GBENU_STATS_HOST(tx_pri4_drop_bcnt),
1074 GBENU_STATS_HOST(tx_pri5_drop_bcnt),
1075 GBENU_STATS_HOST(tx_pri6_drop_bcnt),
1076 GBENU_STATS_HOST(tx_pri7_drop_bcnt),
1077 /* GBENU Module 1 */
1078 GBENU_STATS_P1(rx_good_frames),
1079 GBENU_STATS_P1(rx_broadcast_frames),
1080 GBENU_STATS_P1(rx_multicast_frames),
1081 GBENU_STATS_P1(rx_pause_frames),
1082 GBENU_STATS_P1(rx_crc_errors),
1083 GBENU_STATS_P1(rx_align_code_errors),
1084 GBENU_STATS_P1(rx_oversized_frames),
1085 GBENU_STATS_P1(rx_jabber_frames),
1086 GBENU_STATS_P1(rx_undersized_frames),
1087 GBENU_STATS_P1(rx_fragments),
1088 GBENU_STATS_P1(ale_drop),
1089 GBENU_STATS_P1(ale_overrun_drop),
1090 GBENU_STATS_P1(rx_bytes),
1091 GBENU_STATS_P1(tx_good_frames),
1092 GBENU_STATS_P1(tx_broadcast_frames),
1093 GBENU_STATS_P1(tx_multicast_frames),
1094 GBENU_STATS_P1(tx_pause_frames),
1095 GBENU_STATS_P1(tx_deferred_frames),
1096 GBENU_STATS_P1(tx_collision_frames),
1097 GBENU_STATS_P1(tx_single_coll_frames),
1098 GBENU_STATS_P1(tx_mult_coll_frames),
1099 GBENU_STATS_P1(tx_excessive_collisions),
1100 GBENU_STATS_P1(tx_late_collisions),
1101 GBENU_STATS_P1(rx_ipg_error),
1102 GBENU_STATS_P1(tx_carrier_sense_errors),
1103 GBENU_STATS_P1(tx_bytes),
1104 GBENU_STATS_P1(tx_64B_frames),
1105 GBENU_STATS_P1(tx_65_to_127B_frames),
1106 GBENU_STATS_P1(tx_128_to_255B_frames),
1107 GBENU_STATS_P1(tx_256_to_511B_frames),
1108 GBENU_STATS_P1(tx_512_to_1023B_frames),
1109 GBENU_STATS_P1(tx_1024B_frames),
1110 GBENU_STATS_P1(net_bytes),
1111 GBENU_STATS_P1(rx_bottom_fifo_drop),
1112 GBENU_STATS_P1(rx_port_mask_drop),
1113 GBENU_STATS_P1(rx_top_fifo_drop),
1114 GBENU_STATS_P1(ale_rate_limit_drop),
1115 GBENU_STATS_P1(ale_vid_ingress_drop),
1116 GBENU_STATS_P1(ale_da_eq_sa_drop),
1117 GBENU_STATS_P1(ale_unknown_ucast),
1118 GBENU_STATS_P1(ale_unknown_ucast_bytes),
1119 GBENU_STATS_P1(ale_unknown_mcast),
1120 GBENU_STATS_P1(ale_unknown_mcast_bytes),
1121 GBENU_STATS_P1(ale_unknown_bcast),
1122 GBENU_STATS_P1(ale_unknown_bcast_bytes),
1123 GBENU_STATS_P1(ale_pol_match),
1124 GBENU_STATS_P1(ale_pol_match_red),
1125 GBENU_STATS_P1(ale_pol_match_yellow),
1126 GBENU_STATS_P1(tx_mem_protect_err),
1127 GBENU_STATS_P1(tx_pri0_drop),
1128 GBENU_STATS_P1(tx_pri1_drop),
1129 GBENU_STATS_P1(tx_pri2_drop),
1130 GBENU_STATS_P1(tx_pri3_drop),
1131 GBENU_STATS_P1(tx_pri4_drop),
1132 GBENU_STATS_P1(tx_pri5_drop),
1133 GBENU_STATS_P1(tx_pri6_drop),
1134 GBENU_STATS_P1(tx_pri7_drop),
1135 GBENU_STATS_P1(tx_pri0_drop_bcnt),
1136 GBENU_STATS_P1(tx_pri1_drop_bcnt),
1137 GBENU_STATS_P1(tx_pri2_drop_bcnt),
1138 GBENU_STATS_P1(tx_pri3_drop_bcnt),
1139 GBENU_STATS_P1(tx_pri4_drop_bcnt),
1140 GBENU_STATS_P1(tx_pri5_drop_bcnt),
1141 GBENU_STATS_P1(tx_pri6_drop_bcnt),
1142 GBENU_STATS_P1(tx_pri7_drop_bcnt),
1143 /* GBENU Module 2 */
1144 GBENU_STATS_P2(rx_good_frames),
1145 GBENU_STATS_P2(rx_broadcast_frames),
1146 GBENU_STATS_P2(rx_multicast_frames),
1147 GBENU_STATS_P2(rx_pause_frames),
1148 GBENU_STATS_P2(rx_crc_errors),
1149 GBENU_STATS_P2(rx_align_code_errors),
1150 GBENU_STATS_P2(rx_oversized_frames),
1151 GBENU_STATS_P2(rx_jabber_frames),
1152 GBENU_STATS_P2(rx_undersized_frames),
1153 GBENU_STATS_P2(rx_fragments),
1154 GBENU_STATS_P2(ale_drop),
1155 GBENU_STATS_P2(ale_overrun_drop),
1156 GBENU_STATS_P2(rx_bytes),
1157 GBENU_STATS_P2(tx_good_frames),
1158 GBENU_STATS_P2(tx_broadcast_frames),
1159 GBENU_STATS_P2(tx_multicast_frames),
1160 GBENU_STATS_P2(tx_pause_frames),
1161 GBENU_STATS_P2(tx_deferred_frames),
1162 GBENU_STATS_P2(tx_collision_frames),
1163 GBENU_STATS_P2(tx_single_coll_frames),
1164 GBENU_STATS_P2(tx_mult_coll_frames),
1165 GBENU_STATS_P2(tx_excessive_collisions),
1166 GBENU_STATS_P2(tx_late_collisions),
1167 GBENU_STATS_P2(rx_ipg_error),
1168 GBENU_STATS_P2(tx_carrier_sense_errors),
1169 GBENU_STATS_P2(tx_bytes),
1170 GBENU_STATS_P2(tx_64B_frames),
1171 GBENU_STATS_P2(tx_65_to_127B_frames),
1172 GBENU_STATS_P2(tx_128_to_255B_frames),
1173 GBENU_STATS_P2(tx_256_to_511B_frames),
1174 GBENU_STATS_P2(tx_512_to_1023B_frames),
1175 GBENU_STATS_P2(tx_1024B_frames),
1176 GBENU_STATS_P2(net_bytes),
1177 GBENU_STATS_P2(rx_bottom_fifo_drop),
1178 GBENU_STATS_P2(rx_port_mask_drop),
1179 GBENU_STATS_P2(rx_top_fifo_drop),
1180 GBENU_STATS_P2(ale_rate_limit_drop),
1181 GBENU_STATS_P2(ale_vid_ingress_drop),
1182 GBENU_STATS_P2(ale_da_eq_sa_drop),
1183 GBENU_STATS_P2(ale_unknown_ucast),
1184 GBENU_STATS_P2(ale_unknown_ucast_bytes),
1185 GBENU_STATS_P2(ale_unknown_mcast),
1186 GBENU_STATS_P2(ale_unknown_mcast_bytes),
1187 GBENU_STATS_P2(ale_unknown_bcast),
1188 GBENU_STATS_P2(ale_unknown_bcast_bytes),
1189 GBENU_STATS_P2(ale_pol_match),
1190 GBENU_STATS_P2(ale_pol_match_red),
1191 GBENU_STATS_P2(ale_pol_match_yellow),
1192 GBENU_STATS_P2(tx_mem_protect_err),
1193 GBENU_STATS_P2(tx_pri0_drop),
1194 GBENU_STATS_P2(tx_pri1_drop),
1195 GBENU_STATS_P2(tx_pri2_drop),
1196 GBENU_STATS_P2(tx_pri3_drop),
1197 GBENU_STATS_P2(tx_pri4_drop),
1198 GBENU_STATS_P2(tx_pri5_drop),
1199 GBENU_STATS_P2(tx_pri6_drop),
1200 GBENU_STATS_P2(tx_pri7_drop),
1201 GBENU_STATS_P2(tx_pri0_drop_bcnt),
1202 GBENU_STATS_P2(tx_pri1_drop_bcnt),
1203 GBENU_STATS_P2(tx_pri2_drop_bcnt),
1204 GBENU_STATS_P2(tx_pri3_drop_bcnt),
1205 GBENU_STATS_P2(tx_pri4_drop_bcnt),
1206 GBENU_STATS_P2(tx_pri5_drop_bcnt),
1207 GBENU_STATS_P2(tx_pri6_drop_bcnt),
1208 GBENU_STATS_P2(tx_pri7_drop_bcnt),
1209 /* GBENU Module 3 */
1210 GBENU_STATS_P3(rx_good_frames),
1211 GBENU_STATS_P3(rx_broadcast_frames),
1212 GBENU_STATS_P3(rx_multicast_frames),
1213 GBENU_STATS_P3(rx_pause_frames),
1214 GBENU_STATS_P3(rx_crc_errors),
1215 GBENU_STATS_P3(rx_align_code_errors),
1216 GBENU_STATS_P3(rx_oversized_frames),
1217 GBENU_STATS_P3(rx_jabber_frames),
1218 GBENU_STATS_P3(rx_undersized_frames),
1219 GBENU_STATS_P3(rx_fragments),
1220 GBENU_STATS_P3(ale_drop),
1221 GBENU_STATS_P3(ale_overrun_drop),
1222 GBENU_STATS_P3(rx_bytes),
1223 GBENU_STATS_P3(tx_good_frames),
1224 GBENU_STATS_P3(tx_broadcast_frames),
1225 GBENU_STATS_P3(tx_multicast_frames),
1226 GBENU_STATS_P3(tx_pause_frames),
1227 GBENU_STATS_P3(tx_deferred_frames),
1228 GBENU_STATS_P3(tx_collision_frames),
1229 GBENU_STATS_P3(tx_single_coll_frames),
1230 GBENU_STATS_P3(tx_mult_coll_frames),
1231 GBENU_STATS_P3(tx_excessive_collisions),
1232 GBENU_STATS_P3(tx_late_collisions),
1233 GBENU_STATS_P3(rx_ipg_error),
1234 GBENU_STATS_P3(tx_carrier_sense_errors),
1235 GBENU_STATS_P3(tx_bytes),
1236 GBENU_STATS_P3(tx_64B_frames),
1237 GBENU_STATS_P3(tx_65_to_127B_frames),
1238 GBENU_STATS_P3(tx_128_to_255B_frames),
1239 GBENU_STATS_P3(tx_256_to_511B_frames),
1240 GBENU_STATS_P3(tx_512_to_1023B_frames),
1241 GBENU_STATS_P3(tx_1024B_frames),
1242 GBENU_STATS_P3(net_bytes),
1243 GBENU_STATS_P3(rx_bottom_fifo_drop),
1244 GBENU_STATS_P3(rx_port_mask_drop),
1245 GBENU_STATS_P3(rx_top_fifo_drop),
1246 GBENU_STATS_P3(ale_rate_limit_drop),
1247 GBENU_STATS_P3(ale_vid_ingress_drop),
1248 GBENU_STATS_P3(ale_da_eq_sa_drop),
1249 GBENU_STATS_P3(ale_unknown_ucast),
1250 GBENU_STATS_P3(ale_unknown_ucast_bytes),
1251 GBENU_STATS_P3(ale_unknown_mcast),
1252 GBENU_STATS_P3(ale_unknown_mcast_bytes),
1253 GBENU_STATS_P3(ale_unknown_bcast),
1254 GBENU_STATS_P3(ale_unknown_bcast_bytes),
1255 GBENU_STATS_P3(ale_pol_match),
1256 GBENU_STATS_P3(ale_pol_match_red),
1257 GBENU_STATS_P3(ale_pol_match_yellow),
1258 GBENU_STATS_P3(tx_mem_protect_err),
1259 GBENU_STATS_P3(tx_pri0_drop),
1260 GBENU_STATS_P3(tx_pri1_drop),
1261 GBENU_STATS_P3(tx_pri2_drop),
1262 GBENU_STATS_P3(tx_pri3_drop),
1263 GBENU_STATS_P3(tx_pri4_drop),
1264 GBENU_STATS_P3(tx_pri5_drop),
1265 GBENU_STATS_P3(tx_pri6_drop),
1266 GBENU_STATS_P3(tx_pri7_drop),
1267 GBENU_STATS_P3(tx_pri0_drop_bcnt),
1268 GBENU_STATS_P3(tx_pri1_drop_bcnt),
1269 GBENU_STATS_P3(tx_pri2_drop_bcnt),
1270 GBENU_STATS_P3(tx_pri3_drop_bcnt),
1271 GBENU_STATS_P3(tx_pri4_drop_bcnt),
1272 GBENU_STATS_P3(tx_pri5_drop_bcnt),
1273 GBENU_STATS_P3(tx_pri6_drop_bcnt),
1274 GBENU_STATS_P3(tx_pri7_drop_bcnt),
1275 /* GBENU Module 4 */
1276 GBENU_STATS_P4(rx_good_frames),
1277 GBENU_STATS_P4(rx_broadcast_frames),
1278 GBENU_STATS_P4(rx_multicast_frames),
1279 GBENU_STATS_P4(rx_pause_frames),
1280 GBENU_STATS_P4(rx_crc_errors),
1281 GBENU_STATS_P4(rx_align_code_errors),
1282 GBENU_STATS_P4(rx_oversized_frames),
1283 GBENU_STATS_P4(rx_jabber_frames),
1284 GBENU_STATS_P4(rx_undersized_frames),
1285 GBENU_STATS_P4(rx_fragments),
1286 GBENU_STATS_P4(ale_drop),
1287 GBENU_STATS_P4(ale_overrun_drop),
1288 GBENU_STATS_P4(rx_bytes),
1289 GBENU_STATS_P4(tx_good_frames),
1290 GBENU_STATS_P4(tx_broadcast_frames),
1291 GBENU_STATS_P4(tx_multicast_frames),
1292 GBENU_STATS_P4(tx_pause_frames),
1293 GBENU_STATS_P4(tx_deferred_frames),
1294 GBENU_STATS_P4(tx_collision_frames),
1295 GBENU_STATS_P4(tx_single_coll_frames),
1296 GBENU_STATS_P4(tx_mult_coll_frames),
1297 GBENU_STATS_P4(tx_excessive_collisions),
1298 GBENU_STATS_P4(tx_late_collisions),
1299 GBENU_STATS_P4(rx_ipg_error),
1300 GBENU_STATS_P4(tx_carrier_sense_errors),
1301 GBENU_STATS_P4(tx_bytes),
1302 GBENU_STATS_P4(tx_64B_frames),
1303 GBENU_STATS_P4(tx_65_to_127B_frames),
1304 GBENU_STATS_P4(tx_128_to_255B_frames),
1305 GBENU_STATS_P4(tx_256_to_511B_frames),
1306 GBENU_STATS_P4(tx_512_to_1023B_frames),
1307 GBENU_STATS_P4(tx_1024B_frames),
1308 GBENU_STATS_P4(net_bytes),
1309 GBENU_STATS_P4(rx_bottom_fifo_drop),
1310 GBENU_STATS_P4(rx_port_mask_drop),
1311 GBENU_STATS_P4(rx_top_fifo_drop),
1312 GBENU_STATS_P4(ale_rate_limit_drop),
1313 GBENU_STATS_P4(ale_vid_ingress_drop),
1314 GBENU_STATS_P4(ale_da_eq_sa_drop),
1315 GBENU_STATS_P4(ale_unknown_ucast),
1316 GBENU_STATS_P4(ale_unknown_ucast_bytes),
1317 GBENU_STATS_P4(ale_unknown_mcast),
1318 GBENU_STATS_P4(ale_unknown_mcast_bytes),
1319 GBENU_STATS_P4(ale_unknown_bcast),
1320 GBENU_STATS_P4(ale_unknown_bcast_bytes),
1321 GBENU_STATS_P4(ale_pol_match),
1322 GBENU_STATS_P4(ale_pol_match_red),
1323 GBENU_STATS_P4(ale_pol_match_yellow),
1324 GBENU_STATS_P4(tx_mem_protect_err),
1325 GBENU_STATS_P4(tx_pri0_drop),
1326 GBENU_STATS_P4(tx_pri1_drop),
1327 GBENU_STATS_P4(tx_pri2_drop),
1328 GBENU_STATS_P4(tx_pri3_drop),
1329 GBENU_STATS_P4(tx_pri4_drop),
1330 GBENU_STATS_P4(tx_pri5_drop),
1331 GBENU_STATS_P4(tx_pri6_drop),
1332 GBENU_STATS_P4(tx_pri7_drop),
1333 GBENU_STATS_P4(tx_pri0_drop_bcnt),
1334 GBENU_STATS_P4(tx_pri1_drop_bcnt),
1335 GBENU_STATS_P4(tx_pri2_drop_bcnt),
1336 GBENU_STATS_P4(tx_pri3_drop_bcnt),
1337 GBENU_STATS_P4(tx_pri4_drop_bcnt),
1338 GBENU_STATS_P4(tx_pri5_drop_bcnt),
1339 GBENU_STATS_P4(tx_pri6_drop_bcnt),
1340 GBENU_STATS_P4(tx_pri7_drop_bcnt),
1341 /* GBENU Module 5 */
1342 GBENU_STATS_P5(rx_good_frames),
1343 GBENU_STATS_P5(rx_broadcast_frames),
1344 GBENU_STATS_P5(rx_multicast_frames),
1345 GBENU_STATS_P5(rx_pause_frames),
1346 GBENU_STATS_P5(rx_crc_errors),
1347 GBENU_STATS_P5(rx_align_code_errors),
1348 GBENU_STATS_P5(rx_oversized_frames),
1349 GBENU_STATS_P5(rx_jabber_frames),
1350 GBENU_STATS_P5(rx_undersized_frames),
1351 GBENU_STATS_P5(rx_fragments),
1352 GBENU_STATS_P5(ale_drop),
1353 GBENU_STATS_P5(ale_overrun_drop),
1354 GBENU_STATS_P5(rx_bytes),
1355 GBENU_STATS_P5(tx_good_frames),
1356 GBENU_STATS_P5(tx_broadcast_frames),
1357 GBENU_STATS_P5(tx_multicast_frames),
1358 GBENU_STATS_P5(tx_pause_frames),
1359 GBENU_STATS_P5(tx_deferred_frames),
1360 GBENU_STATS_P5(tx_collision_frames),
1361 GBENU_STATS_P5(tx_single_coll_frames),
1362 GBENU_STATS_P5(tx_mult_coll_frames),
1363 GBENU_STATS_P5(tx_excessive_collisions),
1364 GBENU_STATS_P5(tx_late_collisions),
1365 GBENU_STATS_P5(rx_ipg_error),
1366 GBENU_STATS_P5(tx_carrier_sense_errors),
1367 GBENU_STATS_P5(tx_bytes),
1368 GBENU_STATS_P5(tx_64B_frames),
1369 GBENU_STATS_P5(tx_65_to_127B_frames),
1370 GBENU_STATS_P5(tx_128_to_255B_frames),
1371 GBENU_STATS_P5(tx_256_to_511B_frames),
1372 GBENU_STATS_P5(tx_512_to_1023B_frames),
1373 GBENU_STATS_P5(tx_1024B_frames),
1374 GBENU_STATS_P5(net_bytes),
1375 GBENU_STATS_P5(rx_bottom_fifo_drop),
1376 GBENU_STATS_P5(rx_port_mask_drop),
1377 GBENU_STATS_P5(rx_top_fifo_drop),
1378 GBENU_STATS_P5(ale_rate_limit_drop),
1379 GBENU_STATS_P5(ale_vid_ingress_drop),
1380 GBENU_STATS_P5(ale_da_eq_sa_drop),
1381 GBENU_STATS_P5(ale_unknown_ucast),
1382 GBENU_STATS_P5(ale_unknown_ucast_bytes),
1383 GBENU_STATS_P5(ale_unknown_mcast),
1384 GBENU_STATS_P5(ale_unknown_mcast_bytes),
1385 GBENU_STATS_P5(ale_unknown_bcast),
1386 GBENU_STATS_P5(ale_unknown_bcast_bytes),
1387 GBENU_STATS_P5(ale_pol_match),
1388 GBENU_STATS_P5(ale_pol_match_red),
1389 GBENU_STATS_P5(ale_pol_match_yellow),
1390 GBENU_STATS_P5(tx_mem_protect_err),
1391 GBENU_STATS_P5(tx_pri0_drop),
1392 GBENU_STATS_P5(tx_pri1_drop),
1393 GBENU_STATS_P5(tx_pri2_drop),
1394 GBENU_STATS_P5(tx_pri3_drop),
1395 GBENU_STATS_P5(tx_pri4_drop),
1396 GBENU_STATS_P5(tx_pri5_drop),
1397 GBENU_STATS_P5(tx_pri6_drop),
1398 GBENU_STATS_P5(tx_pri7_drop),
1399 GBENU_STATS_P5(tx_pri0_drop_bcnt),
1400 GBENU_STATS_P5(tx_pri1_drop_bcnt),
1401 GBENU_STATS_P5(tx_pri2_drop_bcnt),
1402 GBENU_STATS_P5(tx_pri3_drop_bcnt),
1403 GBENU_STATS_P5(tx_pri4_drop_bcnt),
1404 GBENU_STATS_P5(tx_pri5_drop_bcnt),
1405 GBENU_STATS_P5(tx_pri6_drop_bcnt),
1406 GBENU_STATS_P5(tx_pri7_drop_bcnt),
1407 /* GBENU Module 6 */
1408 GBENU_STATS_P6(rx_good_frames),
1409 GBENU_STATS_P6(rx_broadcast_frames),
1410 GBENU_STATS_P6(rx_multicast_frames),
1411 GBENU_STATS_P6(rx_pause_frames),
1412 GBENU_STATS_P6(rx_crc_errors),
1413 GBENU_STATS_P6(rx_align_code_errors),
1414 GBENU_STATS_P6(rx_oversized_frames),
1415 GBENU_STATS_P6(rx_jabber_frames),
1416 GBENU_STATS_P6(rx_undersized_frames),
1417 GBENU_STATS_P6(rx_fragments),
1418 GBENU_STATS_P6(ale_drop),
1419 GBENU_STATS_P6(ale_overrun_drop),
1420 GBENU_STATS_P6(rx_bytes),
1421 GBENU_STATS_P6(tx_good_frames),
1422 GBENU_STATS_P6(tx_broadcast_frames),
1423 GBENU_STATS_P6(tx_multicast_frames),
1424 GBENU_STATS_P6(tx_pause_frames),
1425 GBENU_STATS_P6(tx_deferred_frames),
1426 GBENU_STATS_P6(tx_collision_frames),
1427 GBENU_STATS_P6(tx_single_coll_frames),
1428 GBENU_STATS_P6(tx_mult_coll_frames),
1429 GBENU_STATS_P6(tx_excessive_collisions),
1430 GBENU_STATS_P6(tx_late_collisions),
1431 GBENU_STATS_P6(rx_ipg_error),
1432 GBENU_STATS_P6(tx_carrier_sense_errors),
1433 GBENU_STATS_P6(tx_bytes),
1434 GBENU_STATS_P6(tx_64B_frames),
1435 GBENU_STATS_P6(tx_65_to_127B_frames),
1436 GBENU_STATS_P6(tx_128_to_255B_frames),
1437 GBENU_STATS_P6(tx_256_to_511B_frames),
1438 GBENU_STATS_P6(tx_512_to_1023B_frames),
1439 GBENU_STATS_P6(tx_1024B_frames),
1440 GBENU_STATS_P6(net_bytes),
1441 GBENU_STATS_P6(rx_bottom_fifo_drop),
1442 GBENU_STATS_P6(rx_port_mask_drop),
1443 GBENU_STATS_P6(rx_top_fifo_drop),
1444 GBENU_STATS_P6(ale_rate_limit_drop),
1445 GBENU_STATS_P6(ale_vid_ingress_drop),
1446 GBENU_STATS_P6(ale_da_eq_sa_drop),
1447 GBENU_STATS_P6(ale_unknown_ucast),
1448 GBENU_STATS_P6(ale_unknown_ucast_bytes),
1449 GBENU_STATS_P6(ale_unknown_mcast),
1450 GBENU_STATS_P6(ale_unknown_mcast_bytes),
1451 GBENU_STATS_P6(ale_unknown_bcast),
1452 GBENU_STATS_P6(ale_unknown_bcast_bytes),
1453 GBENU_STATS_P6(ale_pol_match),
1454 GBENU_STATS_P6(ale_pol_match_red),
1455 GBENU_STATS_P6(ale_pol_match_yellow),
1456 GBENU_STATS_P6(tx_mem_protect_err),
1457 GBENU_STATS_P6(tx_pri0_drop),
1458 GBENU_STATS_P6(tx_pri1_drop),
1459 GBENU_STATS_P6(tx_pri2_drop),
1460 GBENU_STATS_P6(tx_pri3_drop),
1461 GBENU_STATS_P6(tx_pri4_drop),
1462 GBENU_STATS_P6(tx_pri5_drop),
1463 GBENU_STATS_P6(tx_pri6_drop),
1464 GBENU_STATS_P6(tx_pri7_drop),
1465 GBENU_STATS_P6(tx_pri0_drop_bcnt),
1466 GBENU_STATS_P6(tx_pri1_drop_bcnt),
1467 GBENU_STATS_P6(tx_pri2_drop_bcnt),
1468 GBENU_STATS_P6(tx_pri3_drop_bcnt),
1469 GBENU_STATS_P6(tx_pri4_drop_bcnt),
1470 GBENU_STATS_P6(tx_pri5_drop_bcnt),
1471 GBENU_STATS_P6(tx_pri6_drop_bcnt),
1472 GBENU_STATS_P6(tx_pri7_drop_bcnt),
1473 /* GBENU Module 7 */
1474 GBENU_STATS_P7(rx_good_frames),
1475 GBENU_STATS_P7(rx_broadcast_frames),
1476 GBENU_STATS_P7(rx_multicast_frames),
1477 GBENU_STATS_P7(rx_pause_frames),
1478 GBENU_STATS_P7(rx_crc_errors),
1479 GBENU_STATS_P7(rx_align_code_errors),
1480 GBENU_STATS_P7(rx_oversized_frames),
1481 GBENU_STATS_P7(rx_jabber_frames),
1482 GBENU_STATS_P7(rx_undersized_frames),
1483 GBENU_STATS_P7(rx_fragments),
1484 GBENU_STATS_P7(ale_drop),
1485 GBENU_STATS_P7(ale_overrun_drop),
1486 GBENU_STATS_P7(rx_bytes),
1487 GBENU_STATS_P7(tx_good_frames),
1488 GBENU_STATS_P7(tx_broadcast_frames),
1489 GBENU_STATS_P7(tx_multicast_frames),
1490 GBENU_STATS_P7(tx_pause_frames),
1491 GBENU_STATS_P7(tx_deferred_frames),
1492 GBENU_STATS_P7(tx_collision_frames),
1493 GBENU_STATS_P7(tx_single_coll_frames),
1494 GBENU_STATS_P7(tx_mult_coll_frames),
1495 GBENU_STATS_P7(tx_excessive_collisions),
1496 GBENU_STATS_P7(tx_late_collisions),
1497 GBENU_STATS_P7(rx_ipg_error),
1498 GBENU_STATS_P7(tx_carrier_sense_errors),
1499 GBENU_STATS_P7(tx_bytes),
1500 GBENU_STATS_P7(tx_64B_frames),
1501 GBENU_STATS_P7(tx_65_to_127B_frames),
1502 GBENU_STATS_P7(tx_128_to_255B_frames),
1503 GBENU_STATS_P7(tx_256_to_511B_frames),
1504 GBENU_STATS_P7(tx_512_to_1023B_frames),
1505 GBENU_STATS_P7(tx_1024B_frames),
1506 GBENU_STATS_P7(net_bytes),
1507 GBENU_STATS_P7(rx_bottom_fifo_drop),
1508 GBENU_STATS_P7(rx_port_mask_drop),
1509 GBENU_STATS_P7(rx_top_fifo_drop),
1510 GBENU_STATS_P7(ale_rate_limit_drop),
1511 GBENU_STATS_P7(ale_vid_ingress_drop),
1512 GBENU_STATS_P7(ale_da_eq_sa_drop),
1513 GBENU_STATS_P7(ale_unknown_ucast),
1514 GBENU_STATS_P7(ale_unknown_ucast_bytes),
1515 GBENU_STATS_P7(ale_unknown_mcast),
1516 GBENU_STATS_P7(ale_unknown_mcast_bytes),
1517 GBENU_STATS_P7(ale_unknown_bcast),
1518 GBENU_STATS_P7(ale_unknown_bcast_bytes),
1519 GBENU_STATS_P7(ale_pol_match),
1520 GBENU_STATS_P7(ale_pol_match_red),
1521 GBENU_STATS_P7(ale_pol_match_yellow),
1522 GBENU_STATS_P7(tx_mem_protect_err),
1523 GBENU_STATS_P7(tx_pri0_drop),
1524 GBENU_STATS_P7(tx_pri1_drop),
1525 GBENU_STATS_P7(tx_pri2_drop),
1526 GBENU_STATS_P7(tx_pri3_drop),
1527 GBENU_STATS_P7(tx_pri4_drop),
1528 GBENU_STATS_P7(tx_pri5_drop),
1529 GBENU_STATS_P7(tx_pri6_drop),
1530 GBENU_STATS_P7(tx_pri7_drop),
1531 GBENU_STATS_P7(tx_pri0_drop_bcnt),
1532 GBENU_STATS_P7(tx_pri1_drop_bcnt),
1533 GBENU_STATS_P7(tx_pri2_drop_bcnt),
1534 GBENU_STATS_P7(tx_pri3_drop_bcnt),
1535 GBENU_STATS_P7(tx_pri4_drop_bcnt),
1536 GBENU_STATS_P7(tx_pri5_drop_bcnt),
1537 GBENU_STATS_P7(tx_pri6_drop_bcnt),
1538 GBENU_STATS_P7(tx_pri7_drop_bcnt),
1539 /* GBENU Module 8 */
1540 GBENU_STATS_P8(rx_good_frames),
1541 GBENU_STATS_P8(rx_broadcast_frames),
1542 GBENU_STATS_P8(rx_multicast_frames),
1543 GBENU_STATS_P8(rx_pause_frames),
1544 GBENU_STATS_P8(rx_crc_errors),
1545 GBENU_STATS_P8(rx_align_code_errors),
1546 GBENU_STATS_P8(rx_oversized_frames),
1547 GBENU_STATS_P8(rx_jabber_frames),
1548 GBENU_STATS_P8(rx_undersized_frames),
1549 GBENU_STATS_P8(rx_fragments),
1550 GBENU_STATS_P8(ale_drop),
1551 GBENU_STATS_P8(ale_overrun_drop),
1552 GBENU_STATS_P8(rx_bytes),
1553 GBENU_STATS_P8(tx_good_frames),
1554 GBENU_STATS_P8(tx_broadcast_frames),
1555 GBENU_STATS_P8(tx_multicast_frames),
1556 GBENU_STATS_P8(tx_pause_frames),
1557 GBENU_STATS_P8(tx_deferred_frames),
1558 GBENU_STATS_P8(tx_collision_frames),
1559 GBENU_STATS_P8(tx_single_coll_frames),
1560 GBENU_STATS_P8(tx_mult_coll_frames),
1561 GBENU_STATS_P8(tx_excessive_collisions),
1562 GBENU_STATS_P8(tx_late_collisions),
1563 GBENU_STATS_P8(rx_ipg_error),
1564 GBENU_STATS_P8(tx_carrier_sense_errors),
1565 GBENU_STATS_P8(tx_bytes),
1566 GBENU_STATS_P8(tx_64B_frames),
1567 GBENU_STATS_P8(tx_65_to_127B_frames),
1568 GBENU_STATS_P8(tx_128_to_255B_frames),
1569 GBENU_STATS_P8(tx_256_to_511B_frames),
1570 GBENU_STATS_P8(tx_512_to_1023B_frames),
1571 GBENU_STATS_P8(tx_1024B_frames),
1572 GBENU_STATS_P8(net_bytes),
1573 GBENU_STATS_P8(rx_bottom_fifo_drop),
1574 GBENU_STATS_P8(rx_port_mask_drop),
1575 GBENU_STATS_P8(rx_top_fifo_drop),
1576 GBENU_STATS_P8(ale_rate_limit_drop),
1577 GBENU_STATS_P8(ale_vid_ingress_drop),
1578 GBENU_STATS_P8(ale_da_eq_sa_drop),
1579 GBENU_STATS_P8(ale_unknown_ucast),
1580 GBENU_STATS_P8(ale_unknown_ucast_bytes),
1581 GBENU_STATS_P8(ale_unknown_mcast),
1582 GBENU_STATS_P8(ale_unknown_mcast_bytes),
1583 GBENU_STATS_P8(ale_unknown_bcast),
1584 GBENU_STATS_P8(ale_unknown_bcast_bytes),
1585 GBENU_STATS_P8(ale_pol_match),
1586 GBENU_STATS_P8(ale_pol_match_red),
1587 GBENU_STATS_P8(ale_pol_match_yellow),
1588 GBENU_STATS_P8(tx_mem_protect_err),
1589 GBENU_STATS_P8(tx_pri0_drop),
1590 GBENU_STATS_P8(tx_pri1_drop),
1591 GBENU_STATS_P8(tx_pri2_drop),
1592 GBENU_STATS_P8(tx_pri3_drop),
1593 GBENU_STATS_P8(tx_pri4_drop),
1594 GBENU_STATS_P8(tx_pri5_drop),
1595 GBENU_STATS_P8(tx_pri6_drop),
1596 GBENU_STATS_P8(tx_pri7_drop),
1597 GBENU_STATS_P8(tx_pri0_drop_bcnt),
1598 GBENU_STATS_P8(tx_pri1_drop_bcnt),
1599 GBENU_STATS_P8(tx_pri2_drop_bcnt),
1600 GBENU_STATS_P8(tx_pri3_drop_bcnt),
1601 GBENU_STATS_P8(tx_pri4_drop_bcnt),
1602 GBENU_STATS_P8(tx_pri5_drop_bcnt),
1603 GBENU_STATS_P8(tx_pri6_drop_bcnt),
1604 GBENU_STATS_P8(tx_pri7_drop_bcnt),
1605 };
1606
1607 #define XGBE_STATS0_INFO(field) \
1608 { \
1609 "GBE_0:"#field, XGBE_STATS0_MODULE, \
1610 sizeof_field(struct xgbe_hw_stats, field), \
1611 offsetof(struct xgbe_hw_stats, field) \
1612 }
1613
1614 #define XGBE_STATS1_INFO(field) \
1615 { \
1616 "GBE_1:"#field, XGBE_STATS1_MODULE, \
1617 sizeof_field(struct xgbe_hw_stats, field), \
1618 offsetof(struct xgbe_hw_stats, field) \
1619 }
1620
1621 #define XGBE_STATS2_INFO(field) \
1622 { \
1623 "GBE_2:"#field, XGBE_STATS2_MODULE, \
1624 sizeof_field(struct xgbe_hw_stats, field), \
1625 offsetof(struct xgbe_hw_stats, field) \
1626 }
1627
1628 static const struct netcp_ethtool_stat xgbe10_et_stats[] = {
1629 /* GBE module 0 */
1630 XGBE_STATS0_INFO(rx_good_frames),
1631 XGBE_STATS0_INFO(rx_broadcast_frames),
1632 XGBE_STATS0_INFO(rx_multicast_frames),
1633 XGBE_STATS0_INFO(rx_oversized_frames),
1634 XGBE_STATS0_INFO(rx_undersized_frames),
1635 XGBE_STATS0_INFO(overrun_type4),
1636 XGBE_STATS0_INFO(overrun_type5),
1637 XGBE_STATS0_INFO(rx_bytes),
1638 XGBE_STATS0_INFO(tx_good_frames),
1639 XGBE_STATS0_INFO(tx_broadcast_frames),
1640 XGBE_STATS0_INFO(tx_multicast_frames),
1641 XGBE_STATS0_INFO(tx_bytes),
1642 XGBE_STATS0_INFO(tx_64byte_frames),
1643 XGBE_STATS0_INFO(tx_65_to_127byte_frames),
1644 XGBE_STATS0_INFO(tx_128_to_255byte_frames),
1645 XGBE_STATS0_INFO(tx_256_to_511byte_frames),
1646 XGBE_STATS0_INFO(tx_512_to_1023byte_frames),
1647 XGBE_STATS0_INFO(tx_1024byte_frames),
1648 XGBE_STATS0_INFO(net_bytes),
1649 XGBE_STATS0_INFO(rx_sof_overruns),
1650 XGBE_STATS0_INFO(rx_mof_overruns),
1651 XGBE_STATS0_INFO(rx_dma_overruns),
1652 /* XGBE module 1 */
1653 XGBE_STATS1_INFO(rx_good_frames),
1654 XGBE_STATS1_INFO(rx_broadcast_frames),
1655 XGBE_STATS1_INFO(rx_multicast_frames),
1656 XGBE_STATS1_INFO(rx_pause_frames),
1657 XGBE_STATS1_INFO(rx_crc_errors),
1658 XGBE_STATS1_INFO(rx_align_code_errors),
1659 XGBE_STATS1_INFO(rx_oversized_frames),
1660 XGBE_STATS1_INFO(rx_jabber_frames),
1661 XGBE_STATS1_INFO(rx_undersized_frames),
1662 XGBE_STATS1_INFO(rx_fragments),
1663 XGBE_STATS1_INFO(overrun_type4),
1664 XGBE_STATS1_INFO(overrun_type5),
1665 XGBE_STATS1_INFO(rx_bytes),
1666 XGBE_STATS1_INFO(tx_good_frames),
1667 XGBE_STATS1_INFO(tx_broadcast_frames),
1668 XGBE_STATS1_INFO(tx_multicast_frames),
1669 XGBE_STATS1_INFO(tx_pause_frames),
1670 XGBE_STATS1_INFO(tx_deferred_frames),
1671 XGBE_STATS1_INFO(tx_collision_frames),
1672 XGBE_STATS1_INFO(tx_single_coll_frames),
1673 XGBE_STATS1_INFO(tx_mult_coll_frames),
1674 XGBE_STATS1_INFO(tx_excessive_collisions),
1675 XGBE_STATS1_INFO(tx_late_collisions),
1676 XGBE_STATS1_INFO(tx_underrun),
1677 XGBE_STATS1_INFO(tx_carrier_sense_errors),
1678 XGBE_STATS1_INFO(tx_bytes),
1679 XGBE_STATS1_INFO(tx_64byte_frames),
1680 XGBE_STATS1_INFO(tx_65_to_127byte_frames),
1681 XGBE_STATS1_INFO(tx_128_to_255byte_frames),
1682 XGBE_STATS1_INFO(tx_256_to_511byte_frames),
1683 XGBE_STATS1_INFO(tx_512_to_1023byte_frames),
1684 XGBE_STATS1_INFO(tx_1024byte_frames),
1685 XGBE_STATS1_INFO(net_bytes),
1686 XGBE_STATS1_INFO(rx_sof_overruns),
1687 XGBE_STATS1_INFO(rx_mof_overruns),
1688 XGBE_STATS1_INFO(rx_dma_overruns),
1689 /* XGBE module 2 */
1690 XGBE_STATS2_INFO(rx_good_frames),
1691 XGBE_STATS2_INFO(rx_broadcast_frames),
1692 XGBE_STATS2_INFO(rx_multicast_frames),
1693 XGBE_STATS2_INFO(rx_pause_frames),
1694 XGBE_STATS2_INFO(rx_crc_errors),
1695 XGBE_STATS2_INFO(rx_align_code_errors),
1696 XGBE_STATS2_INFO(rx_oversized_frames),
1697 XGBE_STATS2_INFO(rx_jabber_frames),
1698 XGBE_STATS2_INFO(rx_undersized_frames),
1699 XGBE_STATS2_INFO(rx_fragments),
1700 XGBE_STATS2_INFO(overrun_type4),
1701 XGBE_STATS2_INFO(overrun_type5),
1702 XGBE_STATS2_INFO(rx_bytes),
1703 XGBE_STATS2_INFO(tx_good_frames),
1704 XGBE_STATS2_INFO(tx_broadcast_frames),
1705 XGBE_STATS2_INFO(tx_multicast_frames),
1706 XGBE_STATS2_INFO(tx_pause_frames),
1707 XGBE_STATS2_INFO(tx_deferred_frames),
1708 XGBE_STATS2_INFO(tx_collision_frames),
1709 XGBE_STATS2_INFO(tx_single_coll_frames),
1710 XGBE_STATS2_INFO(tx_mult_coll_frames),
1711 XGBE_STATS2_INFO(tx_excessive_collisions),
1712 XGBE_STATS2_INFO(tx_late_collisions),
1713 XGBE_STATS2_INFO(tx_underrun),
1714 XGBE_STATS2_INFO(tx_carrier_sense_errors),
1715 XGBE_STATS2_INFO(tx_bytes),
1716 XGBE_STATS2_INFO(tx_64byte_frames),
1717 XGBE_STATS2_INFO(tx_65_to_127byte_frames),
1718 XGBE_STATS2_INFO(tx_128_to_255byte_frames),
1719 XGBE_STATS2_INFO(tx_256_to_511byte_frames),
1720 XGBE_STATS2_INFO(tx_512_to_1023byte_frames),
1721 XGBE_STATS2_INFO(tx_1024byte_frames),
1722 XGBE_STATS2_INFO(net_bytes),
1723 XGBE_STATS2_INFO(rx_sof_overruns),
1724 XGBE_STATS2_INFO(rx_mof_overruns),
1725 XGBE_STATS2_INFO(rx_dma_overruns),
1726 };
1727
1728 #define for_each_intf(i, priv) \
1729 list_for_each_entry((i), &(priv)->gbe_intf_head, gbe_intf_list)
1730
1731 #define for_each_sec_slave(slave, priv) \
1732 list_for_each_entry((slave), &(priv)->secondary_slaves, slave_list)
1733
1734 #define first_sec_slave(priv) \
1735 list_first_entry(&priv->secondary_slaves, \
1736 struct gbe_slave, slave_list)
1737
1738 static void keystone_get_drvinfo(struct net_device *ndev,
1739 struct ethtool_drvinfo *info)
1740 {
1741 strncpy(info->driver, NETCP_DRIVER_NAME, sizeof(info->driver));
1742 strncpy(info->version, NETCP_DRIVER_VERSION, sizeof(info->version));
1743 }
1744
1745 static u32 keystone_get_msglevel(struct net_device *ndev)
1746 {
1747 struct netcp_intf *netcp = netdev_priv(ndev);
1748
1749 return netcp->msg_enable;
1750 }
1751
1752 static void keystone_set_msglevel(struct net_device *ndev, u32 value)
1753 {
1754 struct netcp_intf *netcp = netdev_priv(ndev);
1755
1756 netcp->msg_enable = value;
1757 }
1758
1759 static struct gbe_intf *keystone_get_intf_data(struct netcp_intf *netcp)
1760 {
1761 struct gbe_intf *gbe_intf;
1762
1763 gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp);
1764 if (!gbe_intf)
1765 gbe_intf = netcp_module_get_intf_data(&xgbe_module, netcp);
1766
1767 return gbe_intf;
1768 }
1769
1770 static void keystone_get_stat_strings(struct net_device *ndev,
1771 uint32_t stringset, uint8_t *data)
1772 {
1773 struct netcp_intf *netcp = netdev_priv(ndev);
1774 struct gbe_intf *gbe_intf;
1775 struct gbe_priv *gbe_dev;
1776 int i;
1777
1778 gbe_intf = keystone_get_intf_data(netcp);
1779 if (!gbe_intf)
1780 return;
1781 gbe_dev = gbe_intf->gbe_dev;
1782
1783 switch (stringset) {
1784 case ETH_SS_STATS:
1785 for (i = 0; i < gbe_dev->num_et_stats; i++) {
1786 memcpy(data, gbe_dev->et_stats[i].desc,
1787 ETH_GSTRING_LEN);
1788 data += ETH_GSTRING_LEN;
1789 }
1790 break;
1791 case ETH_SS_TEST:
1792 break;
1793 }
1794 }
1795
1796 static int keystone_get_sset_count(struct net_device *ndev, int stringset)
1797 {
1798 struct netcp_intf *netcp = netdev_priv(ndev);
1799 struct gbe_intf *gbe_intf;
1800 struct gbe_priv *gbe_dev;
1801
1802 gbe_intf = keystone_get_intf_data(netcp);
1803 if (!gbe_intf)
1804 return -EINVAL;
1805 gbe_dev = gbe_intf->gbe_dev;
1806
1807 switch (stringset) {
1808 case ETH_SS_TEST:
1809 return 0;
1810 case ETH_SS_STATS:
1811 return gbe_dev->num_et_stats;
1812 default:
1813 return -EINVAL;
1814 }
1815 }
1816
1817 static void gbe_reset_mod_stats(struct gbe_priv *gbe_dev, int stats_mod)
1818 {
1819 void __iomem *base = gbe_dev->hw_stats_regs[stats_mod];
1820 u32 __iomem *p_stats_entry;
1821 int i;
1822
1823 for (i = 0; i < gbe_dev->num_et_stats; i++) {
1824 if (gbe_dev->et_stats[i].type == stats_mod) {
1825 p_stats_entry = base + gbe_dev->et_stats[i].offset;
1826 gbe_dev->hw_stats[i] = 0;
1827 gbe_dev->hw_stats_prev[i] = readl(p_stats_entry);
1828 }
1829 }
1830 }
1831
1832 static inline void gbe_update_hw_stats_entry(struct gbe_priv *gbe_dev,
1833 int et_stats_entry)
1834 {
1835 void __iomem *base = NULL;
1836 u32 __iomem *p_stats_entry;
1837 u32 curr, delta;
1838
1839 /* The hw_stats_regs pointers are already
1840 * properly set to point to the right base:
1841 */
1842 base = gbe_dev->hw_stats_regs[gbe_dev->et_stats[et_stats_entry].type];
1843 p_stats_entry = base + gbe_dev->et_stats[et_stats_entry].offset;
1844 curr = readl(p_stats_entry);
1845 delta = curr - gbe_dev->hw_stats_prev[et_stats_entry];
1846 gbe_dev->hw_stats_prev[et_stats_entry] = curr;
1847 gbe_dev->hw_stats[et_stats_entry] += delta;
1848 }
1849
1850 static void gbe_update_stats(struct gbe_priv *gbe_dev, uint64_t *data)
1851 {
1852 int i;
1853
1854 for (i = 0; i < gbe_dev->num_et_stats; i++) {
1855 gbe_update_hw_stats_entry(gbe_dev, i);
1856
1857 if (data)
1858 data[i] = gbe_dev->hw_stats[i];
1859 }
1860 }
1861
1862 static inline void gbe_stats_mod_visible_ver14(struct gbe_priv *gbe_dev,
1863 int stats_mod)
1864 {
1865 u32 val;
1866
1867 val = readl(GBE_REG_ADDR(gbe_dev, switch_regs, stat_port_en));
1868
1869 switch (stats_mod) {
1870 case GBE_STATSA_MODULE:
1871 case GBE_STATSB_MODULE:
1872 val &= ~GBE_STATS_CD_SEL;
1873 break;
1874 case GBE_STATSC_MODULE:
1875 case GBE_STATSD_MODULE:
1876 val |= GBE_STATS_CD_SEL;
1877 break;
1878 default:
1879 return;
1880 }
1881
1882 /* make the stat module visible */
1883 writel(val, GBE_REG_ADDR(gbe_dev, switch_regs, stat_port_en));
1884 }
1885
1886 static void gbe_reset_mod_stats_ver14(struct gbe_priv *gbe_dev, int stats_mod)
1887 {
1888 gbe_stats_mod_visible_ver14(gbe_dev, stats_mod);
1889 gbe_reset_mod_stats(gbe_dev, stats_mod);
1890 }
1891
1892 static void gbe_update_stats_ver14(struct gbe_priv *gbe_dev, uint64_t *data)
1893 {
1894 u32 half_num_et_stats = (gbe_dev->num_et_stats / 2);
1895 int et_entry, j, pair;
1896
1897 for (pair = 0; pair < 2; pair++) {
1898 gbe_stats_mod_visible_ver14(gbe_dev, (pair ?
1899 GBE_STATSC_MODULE :
1900 GBE_STATSA_MODULE));
1901
1902 for (j = 0; j < half_num_et_stats; j++) {
1903 et_entry = pair * half_num_et_stats + j;
1904 gbe_update_hw_stats_entry(gbe_dev, et_entry);
1905
1906 if (data)
1907 data[et_entry] = gbe_dev->hw_stats[et_entry];
1908 }
1909 }
1910 }
1911
1912 static void keystone_get_ethtool_stats(struct net_device *ndev,
1913 struct ethtool_stats *stats,
1914 uint64_t *data)
1915 {
1916 struct netcp_intf *netcp = netdev_priv(ndev);
1917 struct gbe_intf *gbe_intf;
1918 struct gbe_priv *gbe_dev;
1919
1920 gbe_intf = keystone_get_intf_data(netcp);
1921 if (!gbe_intf)
1922 return;
1923
1924 gbe_dev = gbe_intf->gbe_dev;
1925 spin_lock_bh(&gbe_dev->hw_stats_lock);
1926 if (IS_SS_ID_VER_14(gbe_dev))
1927 gbe_update_stats_ver14(gbe_dev, data);
1928 else
1929 gbe_update_stats(gbe_dev, data);
1930 spin_unlock_bh(&gbe_dev->hw_stats_lock);
1931 }
1932
1933 static int keystone_get_link_ksettings(struct net_device *ndev,
1934 struct ethtool_link_ksettings *cmd)
1935 {
1936 struct netcp_intf *netcp = netdev_priv(ndev);
1937 struct phy_device *phy = ndev->phydev;
1938 struct gbe_intf *gbe_intf;
1939
1940 if (!phy)
1941 return -EINVAL;
1942
1943 gbe_intf = keystone_get_intf_data(netcp);
1944 if (!gbe_intf)
1945 return -EINVAL;
1946
1947 if (!gbe_intf->slave)
1948 return -EINVAL;
1949
1950 phy_ethtool_ksettings_get(phy, cmd);
1951 cmd->base.port = gbe_intf->slave->phy_port_t;
1952
1953 return 0;
1954 }
1955
1956 static int keystone_set_link_ksettings(struct net_device *ndev,
1957 const struct ethtool_link_ksettings *cmd)
1958 {
1959 struct netcp_intf *netcp = netdev_priv(ndev);
1960 struct phy_device *phy = ndev->phydev;
1961 struct gbe_intf *gbe_intf;
1962 u8 port = cmd->base.port;
1963 u32 advertising, supported;
1964 u32 features;
1965
1966 ethtool_convert_link_mode_to_legacy_u32(&advertising,
1967 cmd->link_modes.advertising);
1968 ethtool_convert_link_mode_to_legacy_u32(&supported,
1969 cmd->link_modes.supported);
1970 features = advertising & supported;
1971
1972 if (!phy)
1973 return -EINVAL;
1974
1975 gbe_intf = keystone_get_intf_data(netcp);
1976 if (!gbe_intf)
1977 return -EINVAL;
1978
1979 if (!gbe_intf->slave)
1980 return -EINVAL;
1981
1982 if (port != gbe_intf->slave->phy_port_t) {
1983 if ((port == PORT_TP) && !(features & ADVERTISED_TP))
1984 return -EINVAL;
1985
1986 if ((port == PORT_AUI) && !(features & ADVERTISED_AUI))
1987 return -EINVAL;
1988
1989 if ((port == PORT_BNC) && !(features & ADVERTISED_BNC))
1990 return -EINVAL;
1991
1992 if ((port == PORT_MII) && !(features & ADVERTISED_MII))
1993 return -EINVAL;
1994
1995 if ((port == PORT_FIBRE) && !(features & ADVERTISED_FIBRE))
1996 return -EINVAL;
1997 }
1998
1999 gbe_intf->slave->phy_port_t = port;
2000 return phy_ethtool_ksettings_set(phy, cmd);
2001 }
2002
2003 #if IS_ENABLED(CONFIG_TI_CPTS)
2004 static int keystone_get_ts_info(struct net_device *ndev,
2005 struct ethtool_ts_info *info)
2006 {
2007 struct netcp_intf *netcp = netdev_priv(ndev);
2008 struct gbe_intf *gbe_intf;
2009
2010 gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp);
2011 if (!gbe_intf || !gbe_intf->gbe_dev->cpts)
2012 return -EINVAL;
2013
2014 info->so_timestamping =
2015 SOF_TIMESTAMPING_TX_HARDWARE |
2016 SOF_TIMESTAMPING_TX_SOFTWARE |
2017 SOF_TIMESTAMPING_RX_HARDWARE |
2018 SOF_TIMESTAMPING_RX_SOFTWARE |
2019 SOF_TIMESTAMPING_SOFTWARE |
2020 SOF_TIMESTAMPING_RAW_HARDWARE;
2021 info->phc_index = gbe_intf->gbe_dev->cpts->phc_index;
2022 info->tx_types =
2023 (1 << HWTSTAMP_TX_OFF) |
2024 (1 << HWTSTAMP_TX_ON);
2025 info->rx_filters =
2026 (1 << HWTSTAMP_FILTER_NONE) |
2027 (1 << HWTSTAMP_FILTER_PTP_V1_L4_EVENT) |
2028 (1 << HWTSTAMP_FILTER_PTP_V2_EVENT);
2029 return 0;
2030 }
2031 #else
2032 static int keystone_get_ts_info(struct net_device *ndev,
2033 struct ethtool_ts_info *info)
2034 {
2035 info->so_timestamping =
2036 SOF_TIMESTAMPING_TX_SOFTWARE |
2037 SOF_TIMESTAMPING_RX_SOFTWARE |
2038 SOF_TIMESTAMPING_SOFTWARE;
2039 info->phc_index = -1;
2040 info->tx_types = 0;
2041 info->rx_filters = 0;
2042 return 0;
2043 }
2044 #endif /* CONFIG_TI_CPTS */
2045
2046 static const struct ethtool_ops keystone_ethtool_ops = {
2047 .get_drvinfo = keystone_get_drvinfo,
2048 .get_link = ethtool_op_get_link,
2049 .get_msglevel = keystone_get_msglevel,
2050 .set_msglevel = keystone_set_msglevel,
2051 .get_strings = keystone_get_stat_strings,
2052 .get_sset_count = keystone_get_sset_count,
2053 .get_ethtool_stats = keystone_get_ethtool_stats,
2054 .get_link_ksettings = keystone_get_link_ksettings,
2055 .set_link_ksettings = keystone_set_link_ksettings,
2056 .get_ts_info = keystone_get_ts_info,
2057 };
2058
2059 static void gbe_set_slave_mac(struct gbe_slave *slave,
2060 struct gbe_intf *gbe_intf)
2061 {
2062 struct net_device *ndev = gbe_intf->ndev;
2063
2064 writel(mac_hi(ndev->dev_addr), GBE_REG_ADDR(slave, port_regs, sa_hi));
2065 writel(mac_lo(ndev->dev_addr), GBE_REG_ADDR(slave, port_regs, sa_lo));
2066 }
2067
2068 static int gbe_get_slave_port(struct gbe_priv *priv, u32 slave_num)
2069 {
2070 if (priv->host_port == 0)
2071 return slave_num + 1;
2072
2073 return slave_num;
2074 }
2075
2076 static void netcp_ethss_link_state_action(struct gbe_priv *gbe_dev,
2077 struct net_device *ndev,
2078 struct gbe_slave *slave,
2079 int up)
2080 {
2081 struct phy_device *phy = slave->phy;
2082 u32 mac_control = 0;
2083
2084 if (up) {
2085 mac_control = slave->mac_control;
2086 if (phy && (phy->speed == SPEED_1000)) {
2087 mac_control |= MACSL_GIG_MODE;
2088 mac_control &= ~MACSL_XGIG_MODE;
2089 } else if (phy && (phy->speed == SPEED_10000)) {
2090 mac_control |= MACSL_XGIG_MODE;
2091 mac_control &= ~MACSL_GIG_MODE;
2092 }
2093
2094 writel(mac_control, GBE_REG_ADDR(slave, emac_regs,
2095 mac_control));
2096
2097 cpsw_ale_control_set(gbe_dev->ale, slave->port_num,
2098 ALE_PORT_STATE,
2099 ALE_PORT_STATE_FORWARD);
2100
2101 if (ndev && slave->open &&
2102 ((slave->link_interface != SGMII_LINK_MAC_PHY) &&
2103 (slave->link_interface != RGMII_LINK_MAC_PHY) &&
2104 (slave->link_interface != XGMII_LINK_MAC_PHY)))
2105 netif_carrier_on(ndev);
2106 } else {
2107 writel(mac_control, GBE_REG_ADDR(slave, emac_regs,
2108 mac_control));
2109 cpsw_ale_control_set(gbe_dev->ale, slave->port_num,
2110 ALE_PORT_STATE,
2111 ALE_PORT_STATE_DISABLE);
2112 if (ndev &&
2113 ((slave->link_interface != SGMII_LINK_MAC_PHY) &&
2114 (slave->link_interface != RGMII_LINK_MAC_PHY) &&
2115 (slave->link_interface != XGMII_LINK_MAC_PHY)))
2116 netif_carrier_off(ndev);
2117 }
2118
2119 if (phy)
2120 phy_print_status(phy);
2121 }
2122
2123 static bool gbe_phy_link_status(struct gbe_slave *slave)
2124 {
2125 return !slave->phy || slave->phy->link;
2126 }
2127
2128 #define RGMII_REG_STATUS_LINK BIT(0)
2129
2130 static void netcp_2u_rgmii_get_port_link(struct gbe_priv *gbe_dev, bool *status)
2131 {
2132 u32 val = 0;
2133
2134 val = readl(GBE_REG_ADDR(gbe_dev, ss_regs, rgmii_status));
2135 *status = !!(val & RGMII_REG_STATUS_LINK);
2136 }
2137
2138 static void netcp_ethss_update_link_state(struct gbe_priv *gbe_dev,
2139 struct gbe_slave *slave,
2140 struct net_device *ndev)
2141 {
2142 bool sw_link_state = true, phy_link_state;
2143 int sp = slave->slave_num, link_state;
2144
2145 if (!slave->open)
2146 return;
2147
2148 if (SLAVE_LINK_IS_RGMII(slave))
2149 netcp_2u_rgmii_get_port_link(gbe_dev,
2150 &sw_link_state);
2151 if (SLAVE_LINK_IS_SGMII(slave))
2152 sw_link_state =
2153 netcp_sgmii_get_port_link(SGMII_BASE(gbe_dev, sp), sp);
2154
2155 phy_link_state = gbe_phy_link_status(slave);
2156 link_state = phy_link_state & sw_link_state;
2157
2158 if (atomic_xchg(&slave->link_state, link_state) != link_state)
2159 netcp_ethss_link_state_action(gbe_dev, ndev, slave,
2160 link_state);
2161 }
2162
2163 static void xgbe_adjust_link(struct net_device *ndev)
2164 {
2165 struct netcp_intf *netcp = netdev_priv(ndev);
2166 struct gbe_intf *gbe_intf;
2167
2168 gbe_intf = netcp_module_get_intf_data(&xgbe_module, netcp);
2169 if (!gbe_intf)
2170 return;
2171
2172 netcp_ethss_update_link_state(gbe_intf->gbe_dev, gbe_intf->slave,
2173 ndev);
2174 }
2175
2176 static void gbe_adjust_link(struct net_device *ndev)
2177 {
2178 struct netcp_intf *netcp = netdev_priv(ndev);
2179 struct gbe_intf *gbe_intf;
2180
2181 gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp);
2182 if (!gbe_intf)
2183 return;
2184
2185 netcp_ethss_update_link_state(gbe_intf->gbe_dev, gbe_intf->slave,
2186 ndev);
2187 }
2188
2189 static void gbe_adjust_link_sec_slaves(struct net_device *ndev)
2190 {
2191 struct gbe_priv *gbe_dev = netdev_priv(ndev);
2192 struct gbe_slave *slave;
2193
2194 for_each_sec_slave(slave, gbe_dev)
2195 netcp_ethss_update_link_state(gbe_dev, slave, NULL);
2196 }
2197
2198 /* Reset EMAC
2199 * Soft reset is set and polled until clear, or until a timeout occurs
2200 */
2201 static int gbe_port_reset(struct gbe_slave *slave)
2202 {
2203 u32 i, v;
2204
2205 /* Set the soft reset bit */
2206 writel(SOFT_RESET, GBE_REG_ADDR(slave, emac_regs, soft_reset));
2207
2208 /* Wait for the bit to clear */
2209 for (i = 0; i < DEVICE_EMACSL_RESET_POLL_COUNT; i++) {
2210 v = readl(GBE_REG_ADDR(slave, emac_regs, soft_reset));
2211 if ((v & SOFT_RESET_MASK) != SOFT_RESET)
2212 return 0;
2213 }
2214
2215 /* Timeout on the reset */
2216 return GMACSL_RET_WARN_RESET_INCOMPLETE;
2217 }
2218
2219 /* Configure EMAC */
2220 static void gbe_port_config(struct gbe_priv *gbe_dev, struct gbe_slave *slave,
2221 int max_rx_len)
2222 {
2223 void __iomem *rx_maxlen_reg;
2224 u32 xgmii_mode;
2225
2226 if (max_rx_len > NETCP_MAX_FRAME_SIZE)
2227 max_rx_len = NETCP_MAX_FRAME_SIZE;
2228
2229 /* Enable correct MII mode at SS level */
2230 if (IS_SS_ID_XGBE(gbe_dev) &&
2231 (slave->link_interface >= XGMII_LINK_MAC_PHY)) {
2232 xgmii_mode = readl(GBE_REG_ADDR(gbe_dev, ss_regs, control));
2233 xgmii_mode |= (1 << slave->slave_num);
2234 writel(xgmii_mode, GBE_REG_ADDR(gbe_dev, ss_regs, control));
2235 }
2236
2237 if (IS_SS_ID_MU(gbe_dev))
2238 rx_maxlen_reg = GBE_REG_ADDR(slave, port_regs, rx_maxlen);
2239 else
2240 rx_maxlen_reg = GBE_REG_ADDR(slave, emac_regs, rx_maxlen);
2241
2242 writel(max_rx_len, rx_maxlen_reg);
2243 writel(slave->mac_control, GBE_REG_ADDR(slave, emac_regs, mac_control));
2244 }
2245
2246 static void gbe_sgmii_rtreset(struct gbe_priv *priv,
2247 struct gbe_slave *slave, bool set)
2248 {
2249 if (SLAVE_LINK_IS_XGMII(slave))
2250 return;
2251
2252 netcp_sgmii_rtreset(SGMII_BASE(priv, slave->slave_num),
2253 slave->slave_num, set);
2254 }
2255
2256 static void gbe_slave_stop(struct gbe_intf *intf)
2257 {
2258 struct gbe_priv *gbe_dev = intf->gbe_dev;
2259 struct gbe_slave *slave = intf->slave;
2260
2261 if (!IS_SS_ID_2U(gbe_dev))
2262 gbe_sgmii_rtreset(gbe_dev, slave, true);
2263 gbe_port_reset(slave);
2264 /* Disable forwarding */
2265 cpsw_ale_control_set(gbe_dev->ale, slave->port_num,
2266 ALE_PORT_STATE, ALE_PORT_STATE_DISABLE);
2267 cpsw_ale_del_mcast(gbe_dev->ale, intf->ndev->broadcast,
2268 1 << slave->port_num, 0, 0);
2269
2270 if (!slave->phy)
2271 return;
2272
2273 phy_stop(slave->phy);
2274 phy_disconnect(slave->phy);
2275 slave->phy = NULL;
2276 }
2277
2278 static void gbe_sgmii_config(struct gbe_priv *priv, struct gbe_slave *slave)
2279 {
2280 if (SLAVE_LINK_IS_XGMII(slave))
2281 return;
2282
2283 netcp_sgmii_reset(SGMII_BASE(priv, slave->slave_num), slave->slave_num);
2284 netcp_sgmii_config(SGMII_BASE(priv, slave->slave_num), slave->slave_num,
2285 slave->link_interface);
2286 }
2287
2288 static int gbe_slave_open(struct gbe_intf *gbe_intf)
2289 {
2290 struct gbe_priv *priv = gbe_intf->gbe_dev;
2291 struct gbe_slave *slave = gbe_intf->slave;
2292 phy_interface_t phy_mode;
2293 bool has_phy = false;
2294 int err;
2295
2296 void (*hndlr)(struct net_device *) = gbe_adjust_link;
2297
2298 if (!IS_SS_ID_2U(priv))
2299 gbe_sgmii_config(priv, slave);
2300 gbe_port_reset(slave);
2301 if (!IS_SS_ID_2U(priv))
2302 gbe_sgmii_rtreset(priv, slave, false);
2303 gbe_port_config(priv, slave, priv->rx_packet_max);
2304 gbe_set_slave_mac(slave, gbe_intf);
2305 /* For NU & 2U switch, map the vlan priorities to zero
2306 * as we only configure to use priority 0
2307 */
2308 if (IS_SS_ID_MU(priv))
2309 writel(HOST_TX_PRI_MAP_DEFAULT,
2310 GBE_REG_ADDR(slave, port_regs, rx_pri_map));
2311
2312 /* enable forwarding */
2313 cpsw_ale_control_set(priv->ale, slave->port_num,
2314 ALE_PORT_STATE, ALE_PORT_STATE_FORWARD);
2315 cpsw_ale_add_mcast(priv->ale, gbe_intf->ndev->broadcast,
2316 1 << slave->port_num, 0, 0, ALE_MCAST_FWD_2);
2317
2318 if (slave->link_interface == SGMII_LINK_MAC_PHY) {
2319 has_phy = true;
2320 phy_mode = PHY_INTERFACE_MODE_SGMII;
2321 slave->phy_port_t = PORT_MII;
2322 } else if (slave->link_interface == RGMII_LINK_MAC_PHY) {
2323 has_phy = true;
2324 err = of_get_phy_mode(slave->node, &phy_mode);
2325 /* if phy-mode is not present, default to
2326 * PHY_INTERFACE_MODE_RGMII
2327 */
2328 if (err)
2329 phy_mode = PHY_INTERFACE_MODE_RGMII;
2330
2331 if (!phy_interface_mode_is_rgmii(phy_mode)) {
2332 dev_err(priv->dev,
2333 "Unsupported phy mode %d\n", phy_mode);
2334 return -EINVAL;
2335 }
2336 slave->phy_port_t = PORT_MII;
2337 } else if (slave->link_interface == XGMII_LINK_MAC_PHY) {
2338 has_phy = true;
2339 phy_mode = PHY_INTERFACE_MODE_NA;
2340 slave->phy_port_t = PORT_FIBRE;
2341 }
2342
2343 if (has_phy) {
2344 if (IS_SS_ID_XGBE(priv))
2345 hndlr = xgbe_adjust_link;
2346
2347 slave->phy = of_phy_connect(gbe_intf->ndev,
2348 slave->phy_node,
2349 hndlr, 0,
2350 phy_mode);
2351 if (!slave->phy) {
2352 dev_err(priv->dev, "phy not found on slave %d\n",
2353 slave->slave_num);
2354 return -ENODEV;
2355 }
2356 dev_dbg(priv->dev, "phy found: id is: 0x%s\n",
2357 phydev_name(slave->phy));
2358 phy_start(slave->phy);
2359 }
2360 return 0;
2361 }
2362
2363 static void gbe_init_host_port(struct gbe_priv *priv)
2364 {
2365 int bypass_en = 1;
2366
2367 /* Host Tx Pri */
2368 if (IS_SS_ID_NU(priv) || IS_SS_ID_XGBE(priv))
2369 writel(HOST_TX_PRI_MAP_DEFAULT,
2370 GBE_REG_ADDR(priv, host_port_regs, tx_pri_map));
2371
2372 /* Max length register */
2373 writel(NETCP_MAX_FRAME_SIZE, GBE_REG_ADDR(priv, host_port_regs,
2374 rx_maxlen));
2375
2376 cpsw_ale_start(priv->ale);
2377
2378 if (priv->enable_ale)
2379 bypass_en = 0;
2380
2381 cpsw_ale_control_set(priv->ale, 0, ALE_BYPASS, bypass_en);
2382
2383 cpsw_ale_control_set(priv->ale, 0, ALE_NO_PORT_VLAN, 1);
2384
2385 cpsw_ale_control_set(priv->ale, priv->host_port,
2386 ALE_PORT_STATE, ALE_PORT_STATE_FORWARD);
2387
2388 cpsw_ale_control_set(priv->ale, 0,
2389 ALE_PORT_UNKNOWN_VLAN_MEMBER,
2390 GBE_PORT_MASK(priv->ale_ports));
2391
2392 cpsw_ale_control_set(priv->ale, 0,
2393 ALE_PORT_UNKNOWN_MCAST_FLOOD,
2394 GBE_PORT_MASK(priv->ale_ports - 1));
2395
2396 cpsw_ale_control_set(priv->ale, 0,
2397 ALE_PORT_UNKNOWN_REG_MCAST_FLOOD,
2398 GBE_PORT_MASK(priv->ale_ports));
2399
2400 cpsw_ale_control_set(priv->ale, 0,
2401 ALE_PORT_UNTAGGED_EGRESS,
2402 GBE_PORT_MASK(priv->ale_ports));
2403 }
2404
2405 static void gbe_add_mcast_addr(struct gbe_intf *gbe_intf, u8 *addr)
2406 {
2407 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2408 u16 vlan_id;
2409
2410 cpsw_ale_add_mcast(gbe_dev->ale, addr,
2411 GBE_PORT_MASK(gbe_dev->ale_ports), 0, 0,
2412 ALE_MCAST_FWD_2);
2413 for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID) {
2414 cpsw_ale_add_mcast(gbe_dev->ale, addr,
2415 GBE_PORT_MASK(gbe_dev->ale_ports),
2416 ALE_VLAN, vlan_id, ALE_MCAST_FWD_2);
2417 }
2418 }
2419
2420 static void gbe_add_ucast_addr(struct gbe_intf *gbe_intf, u8 *addr)
2421 {
2422 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2423 u16 vlan_id;
2424
2425 cpsw_ale_add_ucast(gbe_dev->ale, addr, gbe_dev->host_port, 0, 0);
2426
2427 for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID)
2428 cpsw_ale_add_ucast(gbe_dev->ale, addr, gbe_dev->host_port,
2429 ALE_VLAN, vlan_id);
2430 }
2431
2432 static void gbe_del_mcast_addr(struct gbe_intf *gbe_intf, u8 *addr)
2433 {
2434 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2435 u16 vlan_id;
2436
2437 cpsw_ale_del_mcast(gbe_dev->ale, addr, 0, 0, 0);
2438
2439 for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID) {
2440 cpsw_ale_del_mcast(gbe_dev->ale, addr, 0, ALE_VLAN, vlan_id);
2441 }
2442 }
2443
2444 static void gbe_del_ucast_addr(struct gbe_intf *gbe_intf, u8 *addr)
2445 {
2446 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2447 u16 vlan_id;
2448
2449 cpsw_ale_del_ucast(gbe_dev->ale, addr, gbe_dev->host_port, 0, 0);
2450
2451 for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID) {
2452 cpsw_ale_del_ucast(gbe_dev->ale, addr, gbe_dev->host_port,
2453 ALE_VLAN, vlan_id);
2454 }
2455 }
2456
2457 static int gbe_add_addr(void *intf_priv, struct netcp_addr *naddr)
2458 {
2459 struct gbe_intf *gbe_intf = intf_priv;
2460 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2461
2462 dev_dbg(gbe_dev->dev, "ethss adding address %pM, type %d\n",
2463 naddr->addr, naddr->type);
2464
2465 switch (naddr->type) {
2466 case ADDR_MCAST:
2467 case ADDR_BCAST:
2468 gbe_add_mcast_addr(gbe_intf, naddr->addr);
2469 break;
2470 case ADDR_UCAST:
2471 case ADDR_DEV:
2472 gbe_add_ucast_addr(gbe_intf, naddr->addr);
2473 break;
2474 case ADDR_ANY:
2475 /* nothing to do for promiscuous */
2476 default:
2477 break;
2478 }
2479
2480 return 0;
2481 }
2482
2483 static int gbe_del_addr(void *intf_priv, struct netcp_addr *naddr)
2484 {
2485 struct gbe_intf *gbe_intf = intf_priv;
2486 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2487
2488 dev_dbg(gbe_dev->dev, "ethss deleting address %pM, type %d\n",
2489 naddr->addr, naddr->type);
2490
2491 switch (naddr->type) {
2492 case ADDR_MCAST:
2493 case ADDR_BCAST:
2494 gbe_del_mcast_addr(gbe_intf, naddr->addr);
2495 break;
2496 case ADDR_UCAST:
2497 case ADDR_DEV:
2498 gbe_del_ucast_addr(gbe_intf, naddr->addr);
2499 break;
2500 case ADDR_ANY:
2501 /* nothing to do for promiscuous */
2502 default:
2503 break;
2504 }
2505
2506 return 0;
2507 }
2508
2509 static int gbe_add_vid(void *intf_priv, int vid)
2510 {
2511 struct gbe_intf *gbe_intf = intf_priv;
2512 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2513
2514 set_bit(vid, gbe_intf->active_vlans);
2515
2516 cpsw_ale_add_vlan(gbe_dev->ale, vid,
2517 GBE_PORT_MASK(gbe_dev->ale_ports),
2518 GBE_MASK_NO_PORTS,
2519 GBE_PORT_MASK(gbe_dev->ale_ports),
2520 GBE_PORT_MASK(gbe_dev->ale_ports - 1));
2521
2522 return 0;
2523 }
2524
2525 static int gbe_del_vid(void *intf_priv, int vid)
2526 {
2527 struct gbe_intf *gbe_intf = intf_priv;
2528 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2529
2530 cpsw_ale_del_vlan(gbe_dev->ale, vid, 0);
2531 clear_bit(vid, gbe_intf->active_vlans);
2532 return 0;
2533 }
2534
2535 #if IS_ENABLED(CONFIG_TI_CPTS)
2536
2537 static void gbe_txtstamp(void *context, struct sk_buff *skb)
2538 {
2539 struct gbe_intf *gbe_intf = context;
2540 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2541
2542 cpts_tx_timestamp(gbe_dev->cpts, skb);
2543 }
2544
2545 static bool gbe_need_txtstamp(struct gbe_intf *gbe_intf,
2546 const struct netcp_packet *p_info)
2547 {
2548 struct sk_buff *skb = p_info->skb;
2549
2550 return cpts_can_timestamp(gbe_intf->gbe_dev->cpts, skb);
2551 }
2552
2553 static int gbe_txtstamp_mark_pkt(struct gbe_intf *gbe_intf,
2554 struct netcp_packet *p_info)
2555 {
2556 struct phy_device *phydev = p_info->skb->dev->phydev;
2557 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2558
2559 if (!(skb_shinfo(p_info->skb)->tx_flags & SKBTX_HW_TSTAMP) ||
2560 !gbe_dev->tx_ts_enabled)
2561 return 0;
2562
2563 /* If phy has the txtstamp api, assume it will do it.
2564 * We mark it here because skb_tx_timestamp() is called
2565 * after all the txhooks are called.
2566 */
2567 if (phy_has_txtstamp(phydev)) {
2568 skb_shinfo(p_info->skb)->tx_flags |= SKBTX_IN_PROGRESS;
2569 return 0;
2570 }
2571
2572 if (gbe_need_txtstamp(gbe_intf, p_info)) {
2573 p_info->txtstamp = gbe_txtstamp;
2574 p_info->ts_context = (void *)gbe_intf;
2575 skb_shinfo(p_info->skb)->tx_flags |= SKBTX_IN_PROGRESS;
2576 }
2577
2578 return 0;
2579 }
2580
2581 static int gbe_rxtstamp(struct gbe_intf *gbe_intf, struct netcp_packet *p_info)
2582 {
2583 struct phy_device *phydev = p_info->skb->dev->phydev;
2584 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2585
2586 if (p_info->rxtstamp_complete)
2587 return 0;
2588
2589 if (phy_has_rxtstamp(phydev)) {
2590 p_info->rxtstamp_complete = true;
2591 return 0;
2592 }
2593
2594 if (gbe_dev->rx_ts_enabled)
2595 cpts_rx_timestamp(gbe_dev->cpts, p_info->skb);
2596
2597 p_info->rxtstamp_complete = true;
2598
2599 return 0;
2600 }
2601
2602 static int gbe_hwtstamp_get(struct gbe_intf *gbe_intf, struct ifreq *ifr)
2603 {
2604 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2605 struct cpts *cpts = gbe_dev->cpts;
2606 struct hwtstamp_config cfg;
2607
2608 if (!cpts)
2609 return -EOPNOTSUPP;
2610
2611 cfg.flags = 0;
2612 cfg.tx_type = gbe_dev->tx_ts_enabled ? HWTSTAMP_TX_ON : HWTSTAMP_TX_OFF;
2613 cfg.rx_filter = gbe_dev->rx_ts_enabled;
2614
2615 return copy_to_user(ifr->ifr_data, &cfg, sizeof(cfg)) ? -EFAULT : 0;
2616 }
2617
2618 static void gbe_hwtstamp(struct gbe_intf *gbe_intf)
2619 {
2620 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2621 struct gbe_slave *slave = gbe_intf->slave;
2622 u32 ts_en, seq_id, ctl;
2623
2624 if (!gbe_dev->rx_ts_enabled &&
2625 !gbe_dev->tx_ts_enabled) {
2626 writel(0, GBE_REG_ADDR(slave, port_regs, ts_ctl));
2627 return;
2628 }
2629
2630 seq_id = (30 << TS_SEQ_ID_OFS_SHIFT) | ETH_P_1588;
2631 ts_en = EVENT_MSG_BITS << TS_MSG_TYPE_EN_SHIFT;
2632 ctl = ETH_P_1588 | TS_TTL_NONZERO |
2633 (slave->ts_ctl.dst_port_map << TS_CTL_DST_PORT_SHIFT) |
2634 (slave->ts_ctl.uni ? TS_UNI_EN :
2635 slave->ts_ctl.maddr_map << TS_CTL_MADDR_SHIFT);
2636
2637 if (gbe_dev->tx_ts_enabled)
2638 ts_en |= (TS_TX_ANX_ALL_EN | TS_TX_VLAN_LT1_EN);
2639
2640 if (gbe_dev->rx_ts_enabled)
2641 ts_en |= (TS_RX_ANX_ALL_EN | TS_RX_VLAN_LT1_EN);
2642
2643 writel(ts_en, GBE_REG_ADDR(slave, port_regs, ts_ctl));
2644 writel(seq_id, GBE_REG_ADDR(slave, port_regs, ts_seq_ltype));
2645 writel(ctl, GBE_REG_ADDR(slave, port_regs, ts_ctl_ltype2));
2646 }
2647
2648 static int gbe_hwtstamp_set(struct gbe_intf *gbe_intf, struct ifreq *ifr)
2649 {
2650 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2651 struct cpts *cpts = gbe_dev->cpts;
2652 struct hwtstamp_config cfg;
2653
2654 if (!cpts)
2655 return -EOPNOTSUPP;
2656
2657 if (copy_from_user(&cfg, ifr->ifr_data, sizeof(cfg)))
2658 return -EFAULT;
2659
2660 /* reserved for future extensions */
2661 if (cfg.flags)
2662 return -EINVAL;
2663
2664 switch (cfg.tx_type) {
2665 case HWTSTAMP_TX_OFF:
2666 gbe_dev->tx_ts_enabled = 0;
2667 break;
2668 case HWTSTAMP_TX_ON:
2669 gbe_dev->tx_ts_enabled = 1;
2670 break;
2671 default:
2672 return -ERANGE;
2673 }
2674
2675 switch (cfg.rx_filter) {
2676 case HWTSTAMP_FILTER_NONE:
2677 gbe_dev->rx_ts_enabled = HWTSTAMP_FILTER_NONE;
2678 break;
2679 case HWTSTAMP_FILTER_PTP_V1_L4_EVENT:
2680 case HWTSTAMP_FILTER_PTP_V1_L4_SYNC:
2681 case HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ:
2682 gbe_dev->rx_ts_enabled = HWTSTAMP_FILTER_PTP_V1_L4_EVENT;
2683 cfg.rx_filter = HWTSTAMP_FILTER_PTP_V1_L4_EVENT;
2684 break;
2685 case HWTSTAMP_FILTER_PTP_V2_L4_EVENT:
2686 case HWTSTAMP_FILTER_PTP_V2_L4_SYNC:
2687 case HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ:
2688 case HWTSTAMP_FILTER_PTP_V2_L2_EVENT:
2689 case HWTSTAMP_FILTER_PTP_V2_L2_SYNC:
2690 case HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ:
2691 case HWTSTAMP_FILTER_PTP_V2_EVENT:
2692 case HWTSTAMP_FILTER_PTP_V2_SYNC:
2693 case HWTSTAMP_FILTER_PTP_V2_DELAY_REQ:
2694 gbe_dev->rx_ts_enabled = HWTSTAMP_FILTER_PTP_V2_EVENT;
2695 cfg.rx_filter = HWTSTAMP_FILTER_PTP_V2_EVENT;
2696 break;
2697 default:
2698 return -ERANGE;
2699 }
2700
2701 gbe_hwtstamp(gbe_intf);
2702
2703 return copy_to_user(ifr->ifr_data, &cfg, sizeof(cfg)) ? -EFAULT : 0;
2704 }
2705
2706 static void gbe_register_cpts(struct gbe_priv *gbe_dev)
2707 {
2708 if (!gbe_dev->cpts)
2709 return;
2710
2711 if (gbe_dev->cpts_registered > 0)
2712 goto done;
2713
2714 if (cpts_register(gbe_dev->cpts)) {
2715 dev_err(gbe_dev->dev, "error registering cpts device\n");
2716 return;
2717 }
2718
2719 done:
2720 ++gbe_dev->cpts_registered;
2721 }
2722
2723 static void gbe_unregister_cpts(struct gbe_priv *gbe_dev)
2724 {
2725 if (!gbe_dev->cpts || (gbe_dev->cpts_registered <= 0))
2726 return;
2727
2728 if (--gbe_dev->cpts_registered)
2729 return;
2730
2731 cpts_unregister(gbe_dev->cpts);
2732 }
2733 #else
2734 static inline int gbe_txtstamp_mark_pkt(struct gbe_intf *gbe_intf,
2735 struct netcp_packet *p_info)
2736 {
2737 return 0;
2738 }
2739
2740 static inline int gbe_rxtstamp(struct gbe_intf *gbe_intf,
2741 struct netcp_packet *p_info)
2742 {
2743 return 0;
2744 }
2745
2746 static inline int gbe_hwtstamp(struct gbe_intf *gbe_intf,
2747 struct ifreq *ifr, int cmd)
2748 {
2749 return -EOPNOTSUPP;
2750 }
2751
2752 static inline void gbe_register_cpts(struct gbe_priv *gbe_dev)
2753 {
2754 }
2755
2756 static inline void gbe_unregister_cpts(struct gbe_priv *gbe_dev)
2757 {
2758 }
2759
2760 static inline int gbe_hwtstamp_get(struct gbe_intf *gbe_intf, struct ifreq *req)
2761 {
2762 return -EOPNOTSUPP;
2763 }
2764
2765 static inline int gbe_hwtstamp_set(struct gbe_intf *gbe_intf, struct ifreq *req)
2766 {
2767 return -EOPNOTSUPP;
2768 }
2769 #endif /* CONFIG_TI_CPTS */
2770
2771 static int gbe_set_rx_mode(void *intf_priv, bool promisc)
2772 {
2773 struct gbe_intf *gbe_intf = intf_priv;
2774 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2775 struct cpsw_ale *ale = gbe_dev->ale;
2776 unsigned long timeout;
2777 int i, ret = -ETIMEDOUT;
2778
2779 /* Disable(1)/Enable(0) Learn for all ports (host is port 0 and
2780 * slaves are port 1 and up
2781 */
2782 for (i = 0; i <= gbe_dev->num_slaves; i++) {
2783 cpsw_ale_control_set(ale, i,
2784 ALE_PORT_NOLEARN, !!promisc);
2785 cpsw_ale_control_set(ale, i,
2786 ALE_PORT_NO_SA_UPDATE, !!promisc);
2787 }
2788
2789 if (!promisc) {
2790 /* Don't Flood All Unicast Packets to Host port */
2791 cpsw_ale_control_set(ale, 0, ALE_P0_UNI_FLOOD, 0);
2792 dev_vdbg(gbe_dev->dev, "promiscuous mode disabled\n");
2793 return 0;
2794 }
2795
2796 timeout = jiffies + HZ;
2797
2798 /* Clear All Untouched entries */
2799 cpsw_ale_control_set(ale, 0, ALE_AGEOUT, 1);
2800 do {
2801 cpu_relax();
2802 if (cpsw_ale_control_get(ale, 0, ALE_AGEOUT)) {
2803 ret = 0;
2804 break;
2805 }
2806
2807 } while (time_after(timeout, jiffies));
2808
2809 /* Make sure it is not a false timeout */
2810 if (ret && !cpsw_ale_control_get(ale, 0, ALE_AGEOUT))
2811 return ret;
2812
2813 cpsw_ale_control_set(ale, 0, ALE_AGEOUT, 1);
2814
2815 /* Clear all mcast from ALE */
2816 cpsw_ale_flush_multicast(ale,
2817 GBE_PORT_MASK(gbe_dev->ale_ports),
2818 -1);
2819
2820 /* Flood All Unicast Packets to Host port */
2821 cpsw_ale_control_set(ale, 0, ALE_P0_UNI_FLOOD, 1);
2822 dev_vdbg(gbe_dev->dev, "promiscuous mode enabled\n");
2823 return ret;
2824 }
2825
2826 static int gbe_ioctl(void *intf_priv, struct ifreq *req, int cmd)
2827 {
2828 struct gbe_intf *gbe_intf = intf_priv;
2829 struct phy_device *phy = gbe_intf->slave->phy;
2830
2831 if (!phy_has_hwtstamp(phy)) {
2832 switch (cmd) {
2833 case SIOCGHWTSTAMP:
2834 return gbe_hwtstamp_get(gbe_intf, req);
2835 case SIOCSHWTSTAMP:
2836 return gbe_hwtstamp_set(gbe_intf, req);
2837 }
2838 }
2839
2840 if (phy)
2841 return phy_mii_ioctl(phy, req, cmd);
2842
2843 return -EOPNOTSUPP;
2844 }
2845
2846 static void netcp_ethss_timer(struct timer_list *t)
2847 {
2848 struct gbe_priv *gbe_dev = from_timer(gbe_dev, t, timer);
2849 struct gbe_intf *gbe_intf;
2850 struct gbe_slave *slave;
2851
2852 /* Check & update SGMII link state of interfaces */
2853 for_each_intf(gbe_intf, gbe_dev) {
2854 if (!gbe_intf->slave->open)
2855 continue;
2856 netcp_ethss_update_link_state(gbe_dev, gbe_intf->slave,
2857 gbe_intf->ndev);
2858 }
2859
2860 /* Check & update SGMII link state of secondary ports */
2861 for_each_sec_slave(slave, gbe_dev) {
2862 netcp_ethss_update_link_state(gbe_dev, slave, NULL);
2863 }
2864
2865 /* A timer runs as a BH, no need to block them */
2866 spin_lock(&gbe_dev->hw_stats_lock);
2867
2868 if (IS_SS_ID_VER_14(gbe_dev))
2869 gbe_update_stats_ver14(gbe_dev, NULL);
2870 else
2871 gbe_update_stats(gbe_dev, NULL);
2872
2873 spin_unlock(&gbe_dev->hw_stats_lock);
2874
2875 gbe_dev->timer.expires = jiffies + GBE_TIMER_INTERVAL;
2876 add_timer(&gbe_dev->timer);
2877 }
2878
2879 static int gbe_txhook(int order, void *data, struct netcp_packet *p_info)
2880 {
2881 struct gbe_intf *gbe_intf = data;
2882
2883 p_info->tx_pipe = &gbe_intf->tx_pipe;
2884
2885 return gbe_txtstamp_mark_pkt(gbe_intf, p_info);
2886 }
2887
2888 static int gbe_rxhook(int order, void *data, struct netcp_packet *p_info)
2889 {
2890 struct gbe_intf *gbe_intf = data;
2891
2892 return gbe_rxtstamp(gbe_intf, p_info);
2893 }
2894
2895 static int gbe_open(void *intf_priv, struct net_device *ndev)
2896 {
2897 struct gbe_intf *gbe_intf = intf_priv;
2898 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2899 struct netcp_intf *netcp = netdev_priv(ndev);
2900 struct gbe_slave *slave = gbe_intf->slave;
2901 int port_num = slave->port_num;
2902 u32 reg, val;
2903 int ret;
2904
2905 reg = readl(GBE_REG_ADDR(gbe_dev, switch_regs, id_ver));
2906 dev_dbg(gbe_dev->dev, "initializing gbe version %d.%d (%d) GBE identification value 0x%x\n",
2907 GBE_MAJOR_VERSION(reg), GBE_MINOR_VERSION(reg),
2908 GBE_RTL_VERSION(reg), GBE_IDENT(reg));
2909
2910 /* For 10G and on NetCP 1.5, use directed to port */
2911 if (IS_SS_ID_XGBE(gbe_dev) || IS_SS_ID_MU(gbe_dev))
2912 gbe_intf->tx_pipe.flags = SWITCH_TO_PORT_IN_TAGINFO;
2913
2914 if (gbe_dev->enable_ale)
2915 gbe_intf->tx_pipe.switch_to_port = 0;
2916 else
2917 gbe_intf->tx_pipe.switch_to_port = port_num;
2918
2919 dev_dbg(gbe_dev->dev,
2920 "opened TX channel %s: %p with to port %d, flags %d\n",
2921 gbe_intf->tx_pipe.dma_chan_name,
2922 gbe_intf->tx_pipe.dma_channel,
2923 gbe_intf->tx_pipe.switch_to_port,
2924 gbe_intf->tx_pipe.flags);
2925
2926 gbe_slave_stop(gbe_intf);
2927
2928 /* disable priority elevation and enable statistics on all ports */
2929 writel(0, GBE_REG_ADDR(gbe_dev, switch_regs, ptype));
2930
2931 /* Control register */
2932 val = GBE_CTL_P0_ENABLE;
2933 if (IS_SS_ID_MU(gbe_dev)) {
2934 val |= ETH_SW_CTL_P0_TX_CRC_REMOVE;
2935 netcp->hw_cap = ETH_SW_CAN_REMOVE_ETH_FCS;
2936 }
2937 writel(val, GBE_REG_ADDR(gbe_dev, switch_regs, control));
2938
2939 /* All statistics enabled and STAT AB visible by default */
2940 writel(gbe_dev->stats_en_mask, GBE_REG_ADDR(gbe_dev, switch_regs,
2941 stat_port_en));
2942
2943 ret = gbe_slave_open(gbe_intf);
2944 if (ret)
2945 goto fail;
2946
2947 netcp_register_txhook(netcp, GBE_TXHOOK_ORDER, gbe_txhook, gbe_intf);
2948 netcp_register_rxhook(netcp, GBE_RXHOOK_ORDER, gbe_rxhook, gbe_intf);
2949
2950 slave->open = true;
2951 netcp_ethss_update_link_state(gbe_dev, slave, ndev);
2952
2953 gbe_register_cpts(gbe_dev);
2954
2955 return 0;
2956
2957 fail:
2958 gbe_slave_stop(gbe_intf);
2959 return ret;
2960 }
2961
2962 static int gbe_close(void *intf_priv, struct net_device *ndev)
2963 {
2964 struct gbe_intf *gbe_intf = intf_priv;
2965 struct netcp_intf *netcp = netdev_priv(ndev);
2966 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2967
2968 gbe_unregister_cpts(gbe_dev);
2969
2970 gbe_slave_stop(gbe_intf);
2971
2972 netcp_unregister_rxhook(netcp, GBE_RXHOOK_ORDER, gbe_rxhook, gbe_intf);
2973 netcp_unregister_txhook(netcp, GBE_TXHOOK_ORDER, gbe_txhook, gbe_intf);
2974
2975 gbe_intf->slave->open = false;
2976 atomic_set(&gbe_intf->slave->link_state, NETCP_LINK_STATE_INVALID);
2977 return 0;
2978 }
2979
2980 #if IS_ENABLED(CONFIG_TI_CPTS)
2981 static void init_slave_ts_ctl(struct gbe_slave *slave)
2982 {
2983 slave->ts_ctl.uni = 1;
2984 slave->ts_ctl.dst_port_map =
2985 (TS_CTL_DST_PORT >> TS_CTL_DST_PORT_SHIFT) & 0x3;
2986 slave->ts_ctl.maddr_map =
2987 (TS_CTL_MADDR_ALL >> TS_CTL_MADDR_SHIFT) & 0x1f;
2988 }
2989
2990 #else
2991 static void init_slave_ts_ctl(struct gbe_slave *slave)
2992 {
2993 }
2994 #endif /* CONFIG_TI_CPTS */
2995
2996 static int init_slave(struct gbe_priv *gbe_dev, struct gbe_slave *slave,
2997 struct device_node *node)
2998 {
2999 int port_reg_num;
3000 u32 port_reg_ofs, emac_reg_ofs;
3001 u32 port_reg_blk_sz, emac_reg_blk_sz;
3002
3003 if (of_property_read_u32(node, "slave-port", &slave->slave_num)) {
3004 dev_err(gbe_dev->dev, "missing slave-port parameter\n");
3005 return -EINVAL;
3006 }
3007
3008 if (of_property_read_u32(node, "link-interface",
3009 &slave->link_interface)) {
3010 dev_warn(gbe_dev->dev,
3011 "missing link-interface value defaulting to 1G mac-phy link\n");
3012 slave->link_interface = SGMII_LINK_MAC_PHY;
3013 }
3014
3015 slave->node = node;
3016 slave->open = false;
3017 if ((slave->link_interface == SGMII_LINK_MAC_PHY) ||
3018 (slave->link_interface == RGMII_LINK_MAC_PHY) ||
3019 (slave->link_interface == XGMII_LINK_MAC_PHY))
3020 slave->phy_node = of_parse_phandle(node, "phy-handle", 0);
3021 slave->port_num = gbe_get_slave_port(gbe_dev, slave->slave_num);
3022
3023 if (slave->link_interface >= XGMII_LINK_MAC_PHY)
3024 slave->mac_control = GBE_DEF_10G_MAC_CONTROL;
3025 else
3026 slave->mac_control = GBE_DEF_1G_MAC_CONTROL;
3027
3028 /* Emac regs memmap are contiguous but port regs are not */
3029 port_reg_num = slave->slave_num;
3030 if (IS_SS_ID_VER_14(gbe_dev)) {
3031 if (slave->slave_num > 1) {
3032 port_reg_ofs = GBE13_SLAVE_PORT2_OFFSET;
3033 port_reg_num -= 2;
3034 } else {
3035 port_reg_ofs = GBE13_SLAVE_PORT_OFFSET;
3036 }
3037 emac_reg_ofs = GBE13_EMAC_OFFSET;
3038 port_reg_blk_sz = 0x30;
3039 emac_reg_blk_sz = 0x40;
3040 } else if (IS_SS_ID_MU(gbe_dev)) {
3041 port_reg_ofs = GBENU_SLAVE_PORT_OFFSET;
3042 emac_reg_ofs = GBENU_EMAC_OFFSET;
3043 port_reg_blk_sz = 0x1000;
3044 emac_reg_blk_sz = 0x1000;
3045 } else if (IS_SS_ID_XGBE(gbe_dev)) {
3046 port_reg_ofs = XGBE10_SLAVE_PORT_OFFSET;
3047 emac_reg_ofs = XGBE10_EMAC_OFFSET;
3048 port_reg_blk_sz = 0x30;
3049 emac_reg_blk_sz = 0x40;
3050 } else {
3051 dev_err(gbe_dev->dev, "unknown ethss(0x%x)\n",
3052 gbe_dev->ss_version);
3053 return -EINVAL;
3054 }
3055
3056 slave->port_regs = gbe_dev->switch_regs + port_reg_ofs +
3057 (port_reg_blk_sz * port_reg_num);
3058 slave->emac_regs = gbe_dev->switch_regs + emac_reg_ofs +
3059 (emac_reg_blk_sz * slave->slave_num);
3060
3061 if (IS_SS_ID_VER_14(gbe_dev)) {
3062 /* Initialize slave port register offsets */
3063 GBE_SET_REG_OFS(slave, port_regs, port_vlan);
3064 GBE_SET_REG_OFS(slave, port_regs, tx_pri_map);
3065 GBE_SET_REG_OFS(slave, port_regs, sa_lo);
3066 GBE_SET_REG_OFS(slave, port_regs, sa_hi);
3067 GBE_SET_REG_OFS(slave, port_regs, ts_ctl);
3068 GBE_SET_REG_OFS(slave, port_regs, ts_seq_ltype);
3069 GBE_SET_REG_OFS(slave, port_regs, ts_vlan);
3070 GBE_SET_REG_OFS(slave, port_regs, ts_ctl_ltype2);
3071 GBE_SET_REG_OFS(slave, port_regs, ts_ctl2);
3072
3073 /* Initialize EMAC register offsets */
3074 GBE_SET_REG_OFS(slave, emac_regs, mac_control);
3075 GBE_SET_REG_OFS(slave, emac_regs, soft_reset);
3076 GBE_SET_REG_OFS(slave, emac_regs, rx_maxlen);
3077
3078 } else if (IS_SS_ID_MU(gbe_dev)) {
3079 /* Initialize slave port register offsets */
3080 GBENU_SET_REG_OFS(slave, port_regs, port_vlan);
3081 GBENU_SET_REG_OFS(slave, port_regs, tx_pri_map);
3082 GBENU_SET_REG_OFS(slave, port_regs, rx_pri_map);
3083 GBENU_SET_REG_OFS(slave, port_regs, sa_lo);
3084 GBENU_SET_REG_OFS(slave, port_regs, sa_hi);
3085 GBENU_SET_REG_OFS(slave, port_regs, ts_ctl);
3086 GBENU_SET_REG_OFS(slave, port_regs, ts_seq_ltype);
3087 GBENU_SET_REG_OFS(slave, port_regs, ts_vlan);
3088 GBENU_SET_REG_OFS(slave, port_regs, ts_ctl_ltype2);
3089 GBENU_SET_REG_OFS(slave, port_regs, ts_ctl2);
3090 GBENU_SET_REG_OFS(slave, port_regs, rx_maxlen);
3091
3092 /* Initialize EMAC register offsets */
3093 GBENU_SET_REG_OFS(slave, emac_regs, mac_control);
3094 GBENU_SET_REG_OFS(slave, emac_regs, soft_reset);
3095
3096 } else if (IS_SS_ID_XGBE(gbe_dev)) {
3097 /* Initialize slave port register offsets */
3098 XGBE_SET_REG_OFS(slave, port_regs, port_vlan);
3099 XGBE_SET_REG_OFS(slave, port_regs, tx_pri_map);
3100 XGBE_SET_REG_OFS(slave, port_regs, sa_lo);
3101 XGBE_SET_REG_OFS(slave, port_regs, sa_hi);
3102 XGBE_SET_REG_OFS(slave, port_regs, ts_ctl);
3103 XGBE_SET_REG_OFS(slave, port_regs, ts_seq_ltype);
3104 XGBE_SET_REG_OFS(slave, port_regs, ts_vlan);
3105 XGBE_SET_REG_OFS(slave, port_regs, ts_ctl_ltype2);
3106 XGBE_SET_REG_OFS(slave, port_regs, ts_ctl2);
3107
3108 /* Initialize EMAC register offsets */
3109 XGBE_SET_REG_OFS(slave, emac_regs, mac_control);
3110 XGBE_SET_REG_OFS(slave, emac_regs, soft_reset);
3111 XGBE_SET_REG_OFS(slave, emac_regs, rx_maxlen);
3112 }
3113
3114 atomic_set(&slave->link_state, NETCP_LINK_STATE_INVALID);
3115
3116 init_slave_ts_ctl(slave);
3117 return 0;
3118 }
3119
3120 static void init_secondary_ports(struct gbe_priv *gbe_dev,
3121 struct device_node *node)
3122 {
3123 struct device *dev = gbe_dev->dev;
3124 phy_interface_t phy_mode;
3125 struct gbe_priv **priv;
3126 struct device_node *port;
3127 struct gbe_slave *slave;
3128 bool mac_phy_link = false;
3129
3130 for_each_child_of_node(node, port) {
3131 slave = devm_kzalloc(dev, sizeof(*slave), GFP_KERNEL);
3132 if (!slave) {
3133 dev_err(dev, "memory alloc failed for secondary port(%pOFn), skipping...\n",
3134 port);
3135 continue;
3136 }
3137
3138 if (init_slave(gbe_dev, slave, port)) {
3139 dev_err(dev,
3140 "Failed to initialize secondary port(%pOFn), skipping...\n",
3141 port);
3142 devm_kfree(dev, slave);
3143 continue;
3144 }
3145
3146 if (!IS_SS_ID_2U(gbe_dev))
3147 gbe_sgmii_config(gbe_dev, slave);
3148 gbe_port_reset(slave);
3149 gbe_port_config(gbe_dev, slave, gbe_dev->rx_packet_max);
3150 list_add_tail(&slave->slave_list, &gbe_dev->secondary_slaves);
3151 gbe_dev->num_slaves++;
3152 if ((slave->link_interface == SGMII_LINK_MAC_PHY) ||
3153 (slave->link_interface == XGMII_LINK_MAC_PHY))
3154 mac_phy_link = true;
3155
3156 slave->open = true;
3157 if (gbe_dev->num_slaves >= gbe_dev->max_num_slaves) {
3158 of_node_put(port);
3159 break;
3160 }
3161 }
3162
3163 /* of_phy_connect() is needed only for MAC-PHY interface */
3164 if (!mac_phy_link)
3165 return;
3166
3167 /* Allocate dummy netdev device for attaching to phy device */
3168 gbe_dev->dummy_ndev = alloc_netdev(sizeof(gbe_dev), "dummy",
3169 NET_NAME_UNKNOWN, ether_setup);
3170 if (!gbe_dev->dummy_ndev) {
3171 dev_err(dev,
3172 "Failed to allocate dummy netdev for secondary ports, skipping phy_connect()...\n");
3173 return;
3174 }
3175 priv = netdev_priv(gbe_dev->dummy_ndev);
3176 *priv = gbe_dev;
3177
3178 if (slave->link_interface == SGMII_LINK_MAC_PHY) {
3179 phy_mode = PHY_INTERFACE_MODE_SGMII;
3180 slave->phy_port_t = PORT_MII;
3181 } else if (slave->link_interface == RGMII_LINK_MAC_PHY) {
3182 phy_mode = PHY_INTERFACE_MODE_RGMII;
3183 slave->phy_port_t = PORT_MII;
3184 } else {
3185 phy_mode = PHY_INTERFACE_MODE_NA;
3186 slave->phy_port_t = PORT_FIBRE;
3187 }
3188
3189 for_each_sec_slave(slave, gbe_dev) {
3190 if ((slave->link_interface != SGMII_LINK_MAC_PHY) &&
3191 (slave->link_interface != RGMII_LINK_MAC_PHY) &&
3192 (slave->link_interface != XGMII_LINK_MAC_PHY))
3193 continue;
3194 slave->phy =
3195 of_phy_connect(gbe_dev->dummy_ndev,
3196 slave->phy_node,
3197 gbe_adjust_link_sec_slaves,
3198 0, phy_mode);
3199 if (!slave->phy) {
3200 dev_err(dev, "phy not found for slave %d\n",
3201 slave->slave_num);
3202 } else {
3203 dev_dbg(dev, "phy found: id is: 0x%s\n",
3204 phydev_name(slave->phy));
3205 phy_start(slave->phy);
3206 }
3207 }
3208 }
3209
3210 static void free_secondary_ports(struct gbe_priv *gbe_dev)
3211 {
3212 struct gbe_slave *slave;
3213
3214 while (!list_empty(&gbe_dev->secondary_slaves)) {
3215 slave = first_sec_slave(gbe_dev);
3216
3217 if (slave->phy)
3218 phy_disconnect(slave->phy);
3219 list_del(&slave->slave_list);
3220 }
3221 if (gbe_dev->dummy_ndev)
3222 free_netdev(gbe_dev->dummy_ndev);
3223 }
3224
3225 static int set_xgbe_ethss10_priv(struct gbe_priv *gbe_dev,
3226 struct device_node *node)
3227 {
3228 struct resource res;
3229 void __iomem *regs;
3230 int ret, i;
3231
3232 ret = of_address_to_resource(node, XGBE_SS_REG_INDEX, &res);
3233 if (ret) {
3234 dev_err(gbe_dev->dev,
3235 "Can't xlate xgbe of node(%pOFn) ss address at %d\n",
3236 node, XGBE_SS_REG_INDEX);
3237 return ret;
3238 }
3239
3240 regs = devm_ioremap_resource(gbe_dev->dev, &res);
3241 if (IS_ERR(regs)) {
3242 dev_err(gbe_dev->dev, "Failed to map xgbe ss register base\n");
3243 return PTR_ERR(regs);
3244 }
3245 gbe_dev->ss_regs = regs;
3246
3247 ret = of_address_to_resource(node, XGBE_SM_REG_INDEX, &res);
3248 if (ret) {
3249 dev_err(gbe_dev->dev,
3250 "Can't xlate xgbe of node(%pOFn) sm address at %d\n",
3251 node, XGBE_SM_REG_INDEX);
3252 return ret;
3253 }
3254
3255 regs = devm_ioremap_resource(gbe_dev->dev, &res);
3256 if (IS_ERR(regs)) {
3257 dev_err(gbe_dev->dev, "Failed to map xgbe sm register base\n");
3258 return PTR_ERR(regs);
3259 }
3260 gbe_dev->switch_regs = regs;
3261
3262 ret = of_address_to_resource(node, XGBE_SERDES_REG_INDEX, &res);
3263 if (ret) {
3264 dev_err(gbe_dev->dev,
3265 "Can't xlate xgbe serdes of node(%pOFn) address at %d\n",
3266 node, XGBE_SERDES_REG_INDEX);
3267 return ret;
3268 }
3269
3270 regs = devm_ioremap_resource(gbe_dev->dev, &res);
3271 if (IS_ERR(regs)) {
3272 dev_err(gbe_dev->dev, "Failed to map xgbe serdes register base\n");
3273 return PTR_ERR(regs);
3274 }
3275 gbe_dev->xgbe_serdes_regs = regs;
3276
3277 gbe_dev->num_stats_mods = gbe_dev->max_num_ports;
3278 gbe_dev->et_stats = xgbe10_et_stats;
3279 gbe_dev->num_et_stats = ARRAY_SIZE(xgbe10_et_stats);
3280
3281 gbe_dev->hw_stats = devm_kcalloc(gbe_dev->dev,
3282 gbe_dev->num_et_stats, sizeof(u64),
3283 GFP_KERNEL);
3284 if (!gbe_dev->hw_stats) {
3285 dev_err(gbe_dev->dev, "hw_stats memory allocation failed\n");
3286 return -ENOMEM;
3287 }
3288
3289 gbe_dev->hw_stats_prev =
3290 devm_kcalloc(gbe_dev->dev,
3291 gbe_dev->num_et_stats, sizeof(u32),
3292 GFP_KERNEL);
3293 if (!gbe_dev->hw_stats_prev) {
3294 dev_err(gbe_dev->dev,
3295 "hw_stats_prev memory allocation failed\n");
3296 return -ENOMEM;
3297 }
3298
3299 gbe_dev->ss_version = XGBE_SS_VERSION_10;
3300 gbe_dev->sgmii_port_regs = gbe_dev->ss_regs +
3301 XGBE10_SGMII_MODULE_OFFSET;
3302 gbe_dev->host_port_regs = gbe_dev->ss_regs + XGBE10_HOST_PORT_OFFSET;
3303
3304 for (i = 0; i < gbe_dev->max_num_ports; i++)
3305 gbe_dev->hw_stats_regs[i] = gbe_dev->switch_regs +
3306 XGBE10_HW_STATS_OFFSET + (GBE_HW_STATS_REG_MAP_SZ * i);
3307
3308 gbe_dev->ale_reg = gbe_dev->switch_regs + XGBE10_ALE_OFFSET;
3309 gbe_dev->cpts_reg = gbe_dev->switch_regs + XGBE10_CPTS_OFFSET;
3310 gbe_dev->ale_ports = gbe_dev->max_num_ports;
3311 gbe_dev->host_port = XGBE10_HOST_PORT_NUM;
3312 gbe_dev->ale_entries = XGBE10_NUM_ALE_ENTRIES;
3313 gbe_dev->stats_en_mask = (1 << (gbe_dev->max_num_ports)) - 1;
3314
3315 /* Subsystem registers */
3316 XGBE_SET_REG_OFS(gbe_dev, ss_regs, id_ver);
3317 XGBE_SET_REG_OFS(gbe_dev, ss_regs, control);
3318
3319 /* Switch module registers */
3320 XGBE_SET_REG_OFS(gbe_dev, switch_regs, id_ver);
3321 XGBE_SET_REG_OFS(gbe_dev, switch_regs, control);
3322 XGBE_SET_REG_OFS(gbe_dev, switch_regs, ptype);
3323 XGBE_SET_REG_OFS(gbe_dev, switch_regs, stat_port_en);
3324 XGBE_SET_REG_OFS(gbe_dev, switch_regs, flow_control);
3325
3326 /* Host port registers */
3327 XGBE_SET_REG_OFS(gbe_dev, host_port_regs, port_vlan);
3328 XGBE_SET_REG_OFS(gbe_dev, host_port_regs, tx_pri_map);
3329 XGBE_SET_REG_OFS(gbe_dev, host_port_regs, rx_maxlen);
3330 return 0;
3331 }
3332
3333 static int get_gbe_resource_version(struct gbe_priv *gbe_dev,
3334 struct device_node *node)
3335 {
3336 struct resource res;
3337 void __iomem *regs;
3338 int ret;
3339
3340 ret = of_address_to_resource(node, GBE_SS_REG_INDEX, &res);
3341 if (ret) {
3342 dev_err(gbe_dev->dev,
3343 "Can't translate of node(%pOFn) of gbe ss address at %d\n",
3344 node, GBE_SS_REG_INDEX);
3345 return ret;
3346 }
3347
3348 regs = devm_ioremap_resource(gbe_dev->dev, &res);
3349 if (IS_ERR(regs)) {
3350 dev_err(gbe_dev->dev, "Failed to map gbe register base\n");
3351 return PTR_ERR(regs);
3352 }
3353 gbe_dev->ss_regs = regs;
3354 gbe_dev->ss_version = readl(gbe_dev->ss_regs);
3355 return 0;
3356 }
3357
3358 static int set_gbe_ethss14_priv(struct gbe_priv *gbe_dev,
3359 struct device_node *node)
3360 {
3361 struct resource res;
3362 void __iomem *regs;
3363 int i, ret;
3364
3365 ret = of_address_to_resource(node, GBE_SGMII34_REG_INDEX, &res);
3366 if (ret) {
3367 dev_err(gbe_dev->dev,
3368 "Can't translate of gbe node(%pOFn) address at index %d\n",
3369 node, GBE_SGMII34_REG_INDEX);
3370 return ret;
3371 }
3372
3373 regs = devm_ioremap_resource(gbe_dev->dev, &res);
3374 if (IS_ERR(regs)) {
3375 dev_err(gbe_dev->dev,
3376 "Failed to map gbe sgmii port34 register base\n");
3377 return PTR_ERR(regs);
3378 }
3379 gbe_dev->sgmii_port34_regs = regs;
3380
3381 ret = of_address_to_resource(node, GBE_SM_REG_INDEX, &res);
3382 if (ret) {
3383 dev_err(gbe_dev->dev,
3384 "Can't translate of gbe node(%pOFn) address at index %d\n",
3385 node, GBE_SM_REG_INDEX);
3386 return ret;
3387 }
3388
3389 regs = devm_ioremap_resource(gbe_dev->dev, &res);
3390 if (IS_ERR(regs)) {
3391 dev_err(gbe_dev->dev,
3392 "Failed to map gbe switch module register base\n");
3393 return PTR_ERR(regs);
3394 }
3395 gbe_dev->switch_regs = regs;
3396
3397 gbe_dev->num_stats_mods = gbe_dev->max_num_slaves;
3398 gbe_dev->et_stats = gbe13_et_stats;
3399 gbe_dev->num_et_stats = ARRAY_SIZE(gbe13_et_stats);
3400
3401 gbe_dev->hw_stats = devm_kcalloc(gbe_dev->dev,
3402 gbe_dev->num_et_stats, sizeof(u64),
3403 GFP_KERNEL);
3404 if (!gbe_dev->hw_stats) {
3405 dev_err(gbe_dev->dev, "hw_stats memory allocation failed\n");
3406 return -ENOMEM;
3407 }
3408
3409 gbe_dev->hw_stats_prev =
3410 devm_kcalloc(gbe_dev->dev,
3411 gbe_dev->num_et_stats, sizeof(u32),
3412 GFP_KERNEL);
3413 if (!gbe_dev->hw_stats_prev) {
3414 dev_err(gbe_dev->dev,
3415 "hw_stats_prev memory allocation failed\n");
3416 return -ENOMEM;
3417 }
3418
3419 gbe_dev->sgmii_port_regs = gbe_dev->ss_regs + GBE13_SGMII_MODULE_OFFSET;
3420 gbe_dev->host_port_regs = gbe_dev->switch_regs + GBE13_HOST_PORT_OFFSET;
3421
3422 /* K2HK has only 2 hw stats modules visible at a time, so
3423 * module 0 & 2 points to one base and
3424 * module 1 & 3 points to the other base
3425 */
3426 for (i = 0; i < gbe_dev->max_num_slaves; i++) {
3427 gbe_dev->hw_stats_regs[i] =
3428 gbe_dev->switch_regs + GBE13_HW_STATS_OFFSET +
3429 (GBE_HW_STATS_REG_MAP_SZ * (i & 0x1));
3430 }
3431
3432 gbe_dev->cpts_reg = gbe_dev->switch_regs + GBE13_CPTS_OFFSET;
3433 gbe_dev->ale_reg = gbe_dev->switch_regs + GBE13_ALE_OFFSET;
3434 gbe_dev->ale_ports = gbe_dev->max_num_ports;
3435 gbe_dev->host_port = GBE13_HOST_PORT_NUM;
3436 gbe_dev->ale_entries = GBE13_NUM_ALE_ENTRIES;
3437 gbe_dev->stats_en_mask = GBE13_REG_VAL_STAT_ENABLE_ALL;
3438
3439 /* Subsystem registers */
3440 GBE_SET_REG_OFS(gbe_dev, ss_regs, id_ver);
3441
3442 /* Switch module registers */
3443 GBE_SET_REG_OFS(gbe_dev, switch_regs, id_ver);
3444 GBE_SET_REG_OFS(gbe_dev, switch_regs, control);
3445 GBE_SET_REG_OFS(gbe_dev, switch_regs, soft_reset);
3446 GBE_SET_REG_OFS(gbe_dev, switch_regs, stat_port_en);
3447 GBE_SET_REG_OFS(gbe_dev, switch_regs, ptype);
3448 GBE_SET_REG_OFS(gbe_dev, switch_regs, flow_control);
3449
3450 /* Host port registers */
3451 GBE_SET_REG_OFS(gbe_dev, host_port_regs, port_vlan);
3452 GBE_SET_REG_OFS(gbe_dev, host_port_regs, rx_maxlen);
3453 return 0;
3454 }
3455
3456 static int set_gbenu_ethss_priv(struct gbe_priv *gbe_dev,
3457 struct device_node *node)
3458 {
3459 struct resource res;
3460 void __iomem *regs;
3461 int i, ret;
3462
3463 gbe_dev->num_stats_mods = gbe_dev->max_num_ports;
3464 gbe_dev->et_stats = gbenu_et_stats;
3465
3466 if (IS_SS_ID_MU(gbe_dev))
3467 gbe_dev->num_et_stats = GBENU_ET_STATS_HOST_SIZE +
3468 (gbe_dev->max_num_slaves * GBENU_ET_STATS_PORT_SIZE);
3469 else
3470 gbe_dev->num_et_stats = GBENU_ET_STATS_HOST_SIZE +
3471 GBENU_ET_STATS_PORT_SIZE;
3472
3473 gbe_dev->hw_stats = devm_kcalloc(gbe_dev->dev,
3474 gbe_dev->num_et_stats, sizeof(u64),
3475 GFP_KERNEL);
3476 if (!gbe_dev->hw_stats) {
3477 dev_err(gbe_dev->dev, "hw_stats memory allocation failed\n");
3478 return -ENOMEM;
3479 }
3480
3481 gbe_dev->hw_stats_prev =
3482 devm_kcalloc(gbe_dev->dev,
3483 gbe_dev->num_et_stats, sizeof(u32),
3484 GFP_KERNEL);
3485 if (!gbe_dev->hw_stats_prev) {
3486 dev_err(gbe_dev->dev,
3487 "hw_stats_prev memory allocation failed\n");
3488 return -ENOMEM;
3489 }
3490
3491 ret = of_address_to_resource(node, GBENU_SM_REG_INDEX, &res);
3492 if (ret) {
3493 dev_err(gbe_dev->dev,
3494 "Can't translate of gbenu node(%pOFn) addr at index %d\n",
3495 node, GBENU_SM_REG_INDEX);
3496 return ret;
3497 }
3498
3499 regs = devm_ioremap_resource(gbe_dev->dev, &res);
3500 if (IS_ERR(regs)) {
3501 dev_err(gbe_dev->dev,
3502 "Failed to map gbenu switch module register base\n");
3503 return PTR_ERR(regs);
3504 }
3505 gbe_dev->switch_regs = regs;
3506
3507 if (!IS_SS_ID_2U(gbe_dev))
3508 gbe_dev->sgmii_port_regs =
3509 gbe_dev->ss_regs + GBENU_SGMII_MODULE_OFFSET;
3510
3511 /* Although sgmii modules are mem mapped to one contiguous
3512 * region on GBENU devices, setting sgmii_port34_regs allows
3513 * consistent code when accessing sgmii api
3514 */
3515 gbe_dev->sgmii_port34_regs = gbe_dev->sgmii_port_regs +
3516 (2 * GBENU_SGMII_MODULE_SIZE);
3517
3518 gbe_dev->host_port_regs = gbe_dev->switch_regs + GBENU_HOST_PORT_OFFSET;
3519
3520 for (i = 0; i < (gbe_dev->max_num_ports); i++)
3521 gbe_dev->hw_stats_regs[i] = gbe_dev->switch_regs +
3522 GBENU_HW_STATS_OFFSET + (GBENU_HW_STATS_REG_MAP_SZ * i);
3523
3524 gbe_dev->cpts_reg = gbe_dev->switch_regs + GBENU_CPTS_OFFSET;
3525 gbe_dev->ale_reg = gbe_dev->switch_regs + GBENU_ALE_OFFSET;
3526 gbe_dev->ale_ports = gbe_dev->max_num_ports;
3527 gbe_dev->host_port = GBENU_HOST_PORT_NUM;
3528 gbe_dev->stats_en_mask = (1 << (gbe_dev->max_num_ports)) - 1;
3529
3530 /* Subsystem registers */
3531 GBENU_SET_REG_OFS(gbe_dev, ss_regs, id_ver);
3532 /* ok to set for MU, but used by 2U only */
3533 GBENU_SET_REG_OFS(gbe_dev, ss_regs, rgmii_status);
3534
3535 /* Switch module registers */
3536 GBENU_SET_REG_OFS(gbe_dev, switch_regs, id_ver);
3537 GBENU_SET_REG_OFS(gbe_dev, switch_regs, control);
3538 GBENU_SET_REG_OFS(gbe_dev, switch_regs, stat_port_en);
3539 GBENU_SET_REG_OFS(gbe_dev, switch_regs, ptype);
3540
3541 /* Host port registers */
3542 GBENU_SET_REG_OFS(gbe_dev, host_port_regs, port_vlan);
3543 GBENU_SET_REG_OFS(gbe_dev, host_port_regs, rx_maxlen);
3544
3545 /* For NU only. 2U does not need tx_pri_map.
3546 * NU cppi port 0 tx pkt streaming interface has (n-1)*8 egress threads
3547 * while 2U has only 1 such thread
3548 */
3549 GBENU_SET_REG_OFS(gbe_dev, host_port_regs, tx_pri_map);
3550 return 0;
3551 }
3552
3553 static int gbe_probe(struct netcp_device *netcp_device, struct device *dev,
3554 struct device_node *node, void **inst_priv)
3555 {
3556 struct device_node *interfaces, *interface, *cpts_node;
3557 struct device_node *secondary_ports;
3558 struct cpsw_ale_params ale_params;
3559 struct gbe_priv *gbe_dev;
3560 u32 slave_num;
3561 int i, ret = 0;
3562
3563 if (!node) {
3564 dev_err(dev, "device tree info unavailable\n");
3565 return -ENODEV;
3566 }
3567
3568 gbe_dev = devm_kzalloc(dev, sizeof(struct gbe_priv), GFP_KERNEL);
3569 if (!gbe_dev)
3570 return -ENOMEM;
3571
3572 if (of_device_is_compatible(node, "ti,netcp-gbe-5") ||
3573 of_device_is_compatible(node, "ti,netcp-gbe")) {
3574 gbe_dev->max_num_slaves = 4;
3575 } else if (of_device_is_compatible(node, "ti,netcp-gbe-9")) {
3576 gbe_dev->max_num_slaves = 8;
3577 } else if (of_device_is_compatible(node, "ti,netcp-gbe-2")) {
3578 gbe_dev->max_num_slaves = 1;
3579 gbe_module.set_rx_mode = gbe_set_rx_mode;
3580 } else if (of_device_is_compatible(node, "ti,netcp-xgbe")) {
3581 gbe_dev->max_num_slaves = 2;
3582 } else {
3583 dev_err(dev, "device tree node for unknown device\n");
3584 return -EINVAL;
3585 }
3586 gbe_dev->max_num_ports = gbe_dev->max_num_slaves + 1;
3587
3588 gbe_dev->dev = dev;
3589 gbe_dev->netcp_device = netcp_device;
3590 gbe_dev->rx_packet_max = NETCP_MAX_FRAME_SIZE;
3591
3592 /* init the hw stats lock */
3593 spin_lock_init(&gbe_dev->hw_stats_lock);
3594
3595 if (of_find_property(node, "enable-ale", NULL)) {
3596 gbe_dev->enable_ale = true;
3597 dev_info(dev, "ALE enabled\n");
3598 } else {
3599 gbe_dev->enable_ale = false;
3600 dev_dbg(dev, "ALE bypass enabled*\n");
3601 }
3602
3603 ret = of_property_read_u32(node, "tx-queue",
3604 &gbe_dev->tx_queue_id);
3605 if (ret < 0) {
3606 dev_err(dev, "missing tx_queue parameter\n");
3607 gbe_dev->tx_queue_id = GBE_TX_QUEUE;
3608 }
3609
3610 ret = of_property_read_string(node, "tx-channel",
3611 &gbe_dev->dma_chan_name);
3612 if (ret < 0) {
3613 dev_err(dev, "missing \"tx-channel\" parameter\n");
3614 return -EINVAL;
3615 }
3616
3617 if (of_node_name_eq(node, "gbe")) {
3618 ret = get_gbe_resource_version(gbe_dev, node);
3619 if (ret)
3620 return ret;
3621
3622 dev_dbg(dev, "ss_version: 0x%08x\n", gbe_dev->ss_version);
3623
3624 if (IS_SS_ID_VER_14(gbe_dev))
3625 ret = set_gbe_ethss14_priv(gbe_dev, node);
3626 else if (IS_SS_ID_MU(gbe_dev))
3627 ret = set_gbenu_ethss_priv(gbe_dev, node);
3628 else
3629 ret = -ENODEV;
3630
3631 } else if (of_node_name_eq(node, "xgbe")) {
3632 ret = set_xgbe_ethss10_priv(gbe_dev, node);
3633 if (ret)
3634 return ret;
3635 ret = netcp_xgbe_serdes_init(gbe_dev->xgbe_serdes_regs,
3636 gbe_dev->ss_regs);
3637 } else {
3638 dev_err(dev, "unknown GBE node(%pOFn)\n", node);
3639 ret = -ENODEV;
3640 }
3641
3642 if (ret)
3643 return ret;
3644
3645 interfaces = of_get_child_by_name(node, "interfaces");
3646 if (!interfaces)
3647 dev_err(dev, "could not find interfaces\n");
3648
3649 ret = netcp_txpipe_init(&gbe_dev->tx_pipe, netcp_device,
3650 gbe_dev->dma_chan_name, gbe_dev->tx_queue_id);
3651 if (ret) {
3652 of_node_put(interfaces);
3653 return ret;
3654 }
3655
3656 ret = netcp_txpipe_open(&gbe_dev->tx_pipe);
3657 if (ret) {
3658 of_node_put(interfaces);
3659 return ret;
3660 }
3661
3662 /* Create network interfaces */
3663 INIT_LIST_HEAD(&gbe_dev->gbe_intf_head);
3664 for_each_child_of_node(interfaces, interface) {
3665 ret = of_property_read_u32(interface, "slave-port", &slave_num);
3666 if (ret) {
3667 dev_err(dev, "missing slave-port parameter, skipping interface configuration for %pOFn\n",
3668 interface);
3669 continue;
3670 }
3671 gbe_dev->num_slaves++;
3672 if (gbe_dev->num_slaves >= gbe_dev->max_num_slaves) {
3673 of_node_put(interface);
3674 break;
3675 }
3676 }
3677 of_node_put(interfaces);
3678
3679 if (!gbe_dev->num_slaves)
3680 dev_warn(dev, "No network interface configured\n");
3681
3682 /* Initialize Secondary slave ports */
3683 secondary_ports = of_get_child_by_name(node, "secondary-slave-ports");
3684 INIT_LIST_HEAD(&gbe_dev->secondary_slaves);
3685 if (secondary_ports && (gbe_dev->num_slaves < gbe_dev->max_num_slaves))
3686 init_secondary_ports(gbe_dev, secondary_ports);
3687 of_node_put(secondary_ports);
3688
3689 if (!gbe_dev->num_slaves) {
3690 dev_err(dev,
3691 "No network interface or secondary ports configured\n");
3692 ret = -ENODEV;
3693 goto free_sec_ports;
3694 }
3695
3696 memset(&ale_params, 0, sizeof(ale_params));
3697 ale_params.dev = gbe_dev->dev;
3698 ale_params.ale_regs = gbe_dev->ale_reg;
3699 ale_params.ale_ageout = GBE_DEFAULT_ALE_AGEOUT;
3700 ale_params.ale_entries = gbe_dev->ale_entries;
3701 ale_params.ale_ports = gbe_dev->ale_ports;
3702 if (IS_SS_ID_MU(gbe_dev)) {
3703 ale_params.major_ver_mask = 0x7;
3704 ale_params.nu_switch_ale = true;
3705 }
3706 gbe_dev->ale = cpsw_ale_create(&ale_params);
3707 if (!gbe_dev->ale) {
3708 dev_err(gbe_dev->dev, "error initializing ale engine\n");
3709 ret = -ENODEV;
3710 goto free_sec_ports;
3711 } else {
3712 dev_dbg(gbe_dev->dev, "Created a gbe ale engine\n");
3713 }
3714
3715 cpts_node = of_get_child_by_name(node, "cpts");
3716 if (!cpts_node)
3717 cpts_node = of_node_get(node);
3718
3719 gbe_dev->cpts = cpts_create(gbe_dev->dev, gbe_dev->cpts_reg, cpts_node);
3720 of_node_put(cpts_node);
3721 if (IS_ENABLED(CONFIG_TI_CPTS) && IS_ERR(gbe_dev->cpts)) {
3722 ret = PTR_ERR(gbe_dev->cpts);
3723 goto free_sec_ports;
3724 }
3725
3726 /* initialize host port */
3727 gbe_init_host_port(gbe_dev);
3728
3729 spin_lock_bh(&gbe_dev->hw_stats_lock);
3730 for (i = 0; i < gbe_dev->num_stats_mods; i++) {
3731 if (IS_SS_ID_VER_14(gbe_dev))
3732 gbe_reset_mod_stats_ver14(gbe_dev, i);
3733 else
3734 gbe_reset_mod_stats(gbe_dev, i);
3735 }
3736 spin_unlock_bh(&gbe_dev->hw_stats_lock);
3737
3738 timer_setup(&gbe_dev->timer, netcp_ethss_timer, 0);
3739 gbe_dev->timer.expires = jiffies + GBE_TIMER_INTERVAL;
3740 add_timer(&gbe_dev->timer);
3741 *inst_priv = gbe_dev;
3742 return 0;
3743
3744 free_sec_ports:
3745 free_secondary_ports(gbe_dev);
3746 return ret;
3747 }
3748
3749 static int gbe_attach(void *inst_priv, struct net_device *ndev,
3750 struct device_node *node, void **intf_priv)
3751 {
3752 struct gbe_priv *gbe_dev = inst_priv;
3753 struct gbe_intf *gbe_intf;
3754 int ret;
3755
3756 if (!node) {
3757 dev_err(gbe_dev->dev, "interface node not available\n");
3758 return -ENODEV;
3759 }
3760
3761 gbe_intf = devm_kzalloc(gbe_dev->dev, sizeof(*gbe_intf), GFP_KERNEL);
3762 if (!gbe_intf)
3763 return -ENOMEM;
3764
3765 gbe_intf->ndev = ndev;
3766 gbe_intf->dev = gbe_dev->dev;
3767 gbe_intf->gbe_dev = gbe_dev;
3768
3769 gbe_intf->slave = devm_kzalloc(gbe_dev->dev,
3770 sizeof(*gbe_intf->slave),
3771 GFP_KERNEL);
3772 if (!gbe_intf->slave) {
3773 ret = -ENOMEM;
3774 goto fail;
3775 }
3776
3777 if (init_slave(gbe_dev, gbe_intf->slave, node)) {
3778 ret = -ENODEV;
3779 goto fail;
3780 }
3781
3782 gbe_intf->tx_pipe = gbe_dev->tx_pipe;
3783 ndev->ethtool_ops = &keystone_ethtool_ops;
3784 list_add_tail(&gbe_intf->gbe_intf_list, &gbe_dev->gbe_intf_head);
3785 *intf_priv = gbe_intf;
3786 return 0;
3787
3788 fail:
3789 if (gbe_intf->slave)
3790 devm_kfree(gbe_dev->dev, gbe_intf->slave);
3791 if (gbe_intf)
3792 devm_kfree(gbe_dev->dev, gbe_intf);
3793 return ret;
3794 }
3795
3796 static int gbe_release(void *intf_priv)
3797 {
3798 struct gbe_intf *gbe_intf = intf_priv;
3799
3800 gbe_intf->ndev->ethtool_ops = NULL;
3801 list_del(&gbe_intf->gbe_intf_list);
3802 devm_kfree(gbe_intf->dev, gbe_intf->slave);
3803 devm_kfree(gbe_intf->dev, gbe_intf);
3804 return 0;
3805 }
3806
3807 static int gbe_remove(struct netcp_device *netcp_device, void *inst_priv)
3808 {
3809 struct gbe_priv *gbe_dev = inst_priv;
3810
3811 del_timer_sync(&gbe_dev->timer);
3812 cpts_release(gbe_dev->cpts);
3813 cpsw_ale_stop(gbe_dev->ale);
3814 netcp_txpipe_close(&gbe_dev->tx_pipe);
3815 free_secondary_ports(gbe_dev);
3816
3817 if (!list_empty(&gbe_dev->gbe_intf_head))
3818 dev_alert(gbe_dev->dev,
3819 "unreleased ethss interfaces present\n");
3820
3821 return 0;
3822 }
3823
3824 static struct netcp_module gbe_module = {
3825 .name = GBE_MODULE_NAME,
3826 .owner = THIS_MODULE,
3827 .primary = true,
3828 .probe = gbe_probe,
3829 .open = gbe_open,
3830 .close = gbe_close,
3831 .remove = gbe_remove,
3832 .attach = gbe_attach,
3833 .release = gbe_release,
3834 .add_addr = gbe_add_addr,
3835 .del_addr = gbe_del_addr,
3836 .add_vid = gbe_add_vid,
3837 .del_vid = gbe_del_vid,
3838 .ioctl = gbe_ioctl,
3839 };
3840
3841 static struct netcp_module xgbe_module = {
3842 .name = XGBE_MODULE_NAME,
3843 .owner = THIS_MODULE,
3844 .primary = true,
3845 .probe = gbe_probe,
3846 .open = gbe_open,
3847 .close = gbe_close,
3848 .remove = gbe_remove,
3849 .attach = gbe_attach,
3850 .release = gbe_release,
3851 .add_addr = gbe_add_addr,
3852 .del_addr = gbe_del_addr,
3853 .add_vid = gbe_add_vid,
3854 .del_vid = gbe_del_vid,
3855 .ioctl = gbe_ioctl,
3856 };
3857
3858 static int __init keystone_gbe_init(void)
3859 {
3860 int ret;
3861
3862 ret = netcp_register_module(&gbe_module);
3863 if (ret)
3864 return ret;
3865
3866 ret = netcp_register_module(&xgbe_module);
3867 if (ret)
3868 return ret;
3869
3870 return 0;
3871 }
3872 module_init(keystone_gbe_init);
3873
3874 static void __exit keystone_gbe_exit(void)
3875 {
3876 netcp_unregister_module(&gbe_module);
3877 netcp_unregister_module(&xgbe_module);
3878 }
3879 module_exit(keystone_gbe_exit);
3880
3881 MODULE_LICENSE("GPL v2");
3882 MODULE_DESCRIPTION("TI NETCP ETHSS driver for Keystone SOCs");
3883 MODULE_AUTHOR("Sandeep Nair <sandeep_n@ti.com");
Linux with added FPC-III support