1 /* 2 * Keystone GBE and XGBE subsystem code 3 * 4 * Copyright (C) 2014 Texas Instruments Incorporated 5 * Authors: Sandeep Nair <sandeep_n@ti.com> 6 * Sandeep Paulraj <s-paulraj@ti.com> 7 * Cyril Chemparathy <cyril@ti.com> 8 * Santosh Shilimkar <santosh.shilimkar@ti.com> 9 * Wingman Kwok <w-kwok2@ti.com> 10 * 11 * This program is free software; you can redistribute it and/or 12 * modify it under the terms of the GNU General Public License as 13 * published by the Free Software Foundation version 2. 14 * 15 * This program is distributed "as is" WITHOUT ANY WARRANTY of any 16 * kind, whether express or implied; without even the implied warranty 17 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License for more details. 19 */ 20 21 #include <linux/io.h> 22 #include <linux/module.h> 23 #include <linux/of_mdio.h> 24 #include <linux/of_address.h> 25 #include <linux/if_vlan.h> 26 #include <linux/ethtool.h> 27 28 #include "cpsw_ale.h" 29 #include "netcp.h" 30 31 #define NETCP_DRIVER_NAME "TI KeyStone Ethernet Driver" 32 #define NETCP_DRIVER_VERSION "v1.0" 33 34 #define GBE_IDENT(reg) ((reg >> 16) & 0xffff) 35 #define GBE_MAJOR_VERSION(reg) (reg >> 8 & 0x7) 36 #define GBE_MINOR_VERSION(reg) (reg & 0xff) 37 #define GBE_RTL_VERSION(reg) ((reg >> 11) & 0x1f) 38 39 /* 1G Ethernet SS defines */ 40 #define GBE_MODULE_NAME "netcp-gbe" 41 #define GBE_SS_VERSION_14 0x4ed21104 42 43 #define GBE_SS_REG_INDEX 0 44 #define GBE_SGMII34_REG_INDEX 1 45 #define GBE_SM_REG_INDEX 2 46 /* offset relative to base of GBE_SS_REG_INDEX */ 47 #define GBE13_SGMII_MODULE_OFFSET 0x100 48 /* offset relative to base of GBE_SM_REG_INDEX */ 49 #define GBE13_HOST_PORT_OFFSET 0x34 50 #define GBE13_SLAVE_PORT_OFFSET 0x60 51 #define GBE13_EMAC_OFFSET 0x100 52 #define GBE13_SLAVE_PORT2_OFFSET 0x200 53 #define GBE13_HW_STATS_OFFSET 0x300 54 #define GBE13_ALE_OFFSET 0x600 55 #define GBE13_HOST_PORT_NUM 0 56 #define GBE13_NUM_ALE_ENTRIES 1024 57 58 /* 1G Ethernet NU SS defines */ 59 #define GBENU_MODULE_NAME "netcp-gbenu" 60 #define GBE_SS_ID_NU 0x4ee6 61 #define GBE_SS_ID_2U 0x4ee8 62 63 #define IS_SS_ID_MU(d) \ 64 ((GBE_IDENT((d)->ss_version) == GBE_SS_ID_NU) || \ 65 (GBE_IDENT((d)->ss_version) == GBE_SS_ID_2U)) 66 67 #define IS_SS_ID_NU(d) \ 68 (GBE_IDENT((d)->ss_version) == GBE_SS_ID_NU) 69 70 #define GBENU_SS_REG_INDEX 0 71 #define GBENU_SM_REG_INDEX 1 72 #define GBENU_SGMII_MODULE_OFFSET 0x100 73 #define GBENU_HOST_PORT_OFFSET 0x1000 74 #define GBENU_SLAVE_PORT_OFFSET 0x2000 75 #define GBENU_EMAC_OFFSET 0x2330 76 #define GBENU_HW_STATS_OFFSET 0x1a000 77 #define GBENU_ALE_OFFSET 0x1e000 78 #define GBENU_HOST_PORT_NUM 0 79 #define GBENU_NUM_ALE_ENTRIES 1024 80 81 /* 10G Ethernet SS defines */ 82 #define XGBE_MODULE_NAME "netcp-xgbe" 83 #define XGBE_SS_VERSION_10 0x4ee42100 84 85 #define XGBE_SS_REG_INDEX 0 86 #define XGBE_SM_REG_INDEX 1 87 #define XGBE_SERDES_REG_INDEX 2 88 89 /* offset relative to base of XGBE_SS_REG_INDEX */ 90 #define XGBE10_SGMII_MODULE_OFFSET 0x100 91 /* offset relative to base of XGBE_SM_REG_INDEX */ 92 #define XGBE10_HOST_PORT_OFFSET 0x34 93 #define XGBE10_SLAVE_PORT_OFFSET 0x64 94 #define XGBE10_EMAC_OFFSET 0x400 95 #define XGBE10_ALE_OFFSET 0x700 96 #define XGBE10_HW_STATS_OFFSET 0x800 97 #define XGBE10_HOST_PORT_NUM 0 98 #define XGBE10_NUM_ALE_ENTRIES 1024 99 100 #define GBE_TIMER_INTERVAL (HZ / 2) 101 102 /* Soft reset register values */ 103 #define SOFT_RESET_MASK BIT(0) 104 #define SOFT_RESET BIT(0) 105 #define DEVICE_EMACSL_RESET_POLL_COUNT 100 106 #define GMACSL_RET_WARN_RESET_INCOMPLETE -2 107 108 #define MACSL_RX_ENABLE_CSF BIT(23) 109 #define MACSL_ENABLE_EXT_CTL BIT(18) 110 #define MACSL_XGMII_ENABLE BIT(13) 111 #define MACSL_XGIG_MODE BIT(8) 112 #define MACSL_GIG_MODE BIT(7) 113 #define MACSL_GMII_ENABLE BIT(5) 114 #define MACSL_FULLDUPLEX BIT(0) 115 116 #define GBE_CTL_P0_ENABLE BIT(2) 117 #define GBE13_REG_VAL_STAT_ENABLE_ALL 0xff 118 #define XGBE_REG_VAL_STAT_ENABLE_ALL 0xf 119 #define GBE_STATS_CD_SEL BIT(28) 120 121 #define GBE_PORT_MASK(x) (BIT(x) - 1) 122 #define GBE_MASK_NO_PORTS 0 123 124 #define GBE_DEF_1G_MAC_CONTROL \ 125 (MACSL_GIG_MODE | MACSL_GMII_ENABLE | \ 126 MACSL_ENABLE_EXT_CTL | MACSL_RX_ENABLE_CSF) 127 128 #define GBE_DEF_10G_MAC_CONTROL \ 129 (MACSL_XGIG_MODE | MACSL_XGMII_ENABLE | \ 130 MACSL_ENABLE_EXT_CTL | MACSL_RX_ENABLE_CSF) 131 132 #define GBE_STATSA_MODULE 0 133 #define GBE_STATSB_MODULE 1 134 #define GBE_STATSC_MODULE 2 135 #define GBE_STATSD_MODULE 3 136 137 #define GBENU_STATS0_MODULE 0 138 #define GBENU_STATS1_MODULE 1 139 #define GBENU_STATS2_MODULE 2 140 #define GBENU_STATS3_MODULE 3 141 #define GBENU_STATS4_MODULE 4 142 #define GBENU_STATS5_MODULE 5 143 #define GBENU_STATS6_MODULE 6 144 #define GBENU_STATS7_MODULE 7 145 #define GBENU_STATS8_MODULE 8 146 147 #define XGBE_STATS0_MODULE 0 148 #define XGBE_STATS1_MODULE 1 149 #define XGBE_STATS2_MODULE 2 150 151 /* s: 0-based slave_port */ 152 #define SGMII_BASE(s) \ 153 (((s) < 2) ? gbe_dev->sgmii_port_regs : gbe_dev->sgmii_port34_regs) 154 155 #define GBE_TX_QUEUE 648 156 #define GBE_TXHOOK_ORDER 0 157 #define GBE_DEFAULT_ALE_AGEOUT 30 158 #define SLAVE_LINK_IS_XGMII(s) ((s)->link_interface >= XGMII_LINK_MAC_PHY) 159 #define NETCP_LINK_STATE_INVALID -1 160 161 #define GBE_SET_REG_OFS(p, rb, rn) p->rb##_ofs.rn = \ 162 offsetof(struct gbe##_##rb, rn) 163 #define GBENU_SET_REG_OFS(p, rb, rn) p->rb##_ofs.rn = \ 164 offsetof(struct gbenu##_##rb, rn) 165 #define XGBE_SET_REG_OFS(p, rb, rn) p->rb##_ofs.rn = \ 166 offsetof(struct xgbe##_##rb, rn) 167 #define GBE_REG_ADDR(p, rb, rn) (p->rb + p->rb##_ofs.rn) 168 169 #define HOST_TX_PRI_MAP_DEFAULT 0x00000000 170 171 struct xgbe_ss_regs { 172 u32 id_ver; 173 u32 synce_count; 174 u32 synce_mux; 175 u32 control; 176 }; 177 178 struct xgbe_switch_regs { 179 u32 id_ver; 180 u32 control; 181 u32 emcontrol; 182 u32 stat_port_en; 183 u32 ptype; 184 u32 soft_idle; 185 u32 thru_rate; 186 u32 gap_thresh; 187 u32 tx_start_wds; 188 u32 flow_control; 189 u32 cppi_thresh; 190 }; 191 192 struct xgbe_port_regs { 193 u32 blk_cnt; 194 u32 port_vlan; 195 u32 tx_pri_map; 196 u32 sa_lo; 197 u32 sa_hi; 198 u32 ts_ctl; 199 u32 ts_seq_ltype; 200 u32 ts_vlan; 201 u32 ts_ctl_ltype2; 202 u32 ts_ctl2; 203 u32 control; 204 }; 205 206 struct xgbe_host_port_regs { 207 u32 blk_cnt; 208 u32 port_vlan; 209 u32 tx_pri_map; 210 u32 src_id; 211 u32 rx_pri_map; 212 u32 rx_maxlen; 213 }; 214 215 struct xgbe_emac_regs { 216 u32 id_ver; 217 u32 mac_control; 218 u32 mac_status; 219 u32 soft_reset; 220 u32 rx_maxlen; 221 u32 __reserved_0; 222 u32 rx_pause; 223 u32 tx_pause; 224 u32 em_control; 225 u32 __reserved_1; 226 u32 tx_gap; 227 u32 rsvd[4]; 228 }; 229 230 struct xgbe_host_hw_stats { 231 u32 rx_good_frames; 232 u32 rx_broadcast_frames; 233 u32 rx_multicast_frames; 234 u32 __rsvd_0[3]; 235 u32 rx_oversized_frames; 236 u32 __rsvd_1; 237 u32 rx_undersized_frames; 238 u32 __rsvd_2; 239 u32 overrun_type4; 240 u32 overrun_type5; 241 u32 rx_bytes; 242 u32 tx_good_frames; 243 u32 tx_broadcast_frames; 244 u32 tx_multicast_frames; 245 u32 __rsvd_3[9]; 246 u32 tx_bytes; 247 u32 tx_64byte_frames; 248 u32 tx_65_to_127byte_frames; 249 u32 tx_128_to_255byte_frames; 250 u32 tx_256_to_511byte_frames; 251 u32 tx_512_to_1023byte_frames; 252 u32 tx_1024byte_frames; 253 u32 net_bytes; 254 u32 rx_sof_overruns; 255 u32 rx_mof_overruns; 256 u32 rx_dma_overruns; 257 }; 258 259 struct xgbe_hw_stats { 260 u32 rx_good_frames; 261 u32 rx_broadcast_frames; 262 u32 rx_multicast_frames; 263 u32 rx_pause_frames; 264 u32 rx_crc_errors; 265 u32 rx_align_code_errors; 266 u32 rx_oversized_frames; 267 u32 rx_jabber_frames; 268 u32 rx_undersized_frames; 269 u32 rx_fragments; 270 u32 overrun_type4; 271 u32 overrun_type5; 272 u32 rx_bytes; 273 u32 tx_good_frames; 274 u32 tx_broadcast_frames; 275 u32 tx_multicast_frames; 276 u32 tx_pause_frames; 277 u32 tx_deferred_frames; 278 u32 tx_collision_frames; 279 u32 tx_single_coll_frames; 280 u32 tx_mult_coll_frames; 281 u32 tx_excessive_collisions; 282 u32 tx_late_collisions; 283 u32 tx_underrun; 284 u32 tx_carrier_sense_errors; 285 u32 tx_bytes; 286 u32 tx_64byte_frames; 287 u32 tx_65_to_127byte_frames; 288 u32 tx_128_to_255byte_frames; 289 u32 tx_256_to_511byte_frames; 290 u32 tx_512_to_1023byte_frames; 291 u32 tx_1024byte_frames; 292 u32 net_bytes; 293 u32 rx_sof_overruns; 294 u32 rx_mof_overruns; 295 u32 rx_dma_overruns; 296 }; 297 298 #define XGBE10_NUM_STAT_ENTRIES (sizeof(struct xgbe_hw_stats)/sizeof(u32)) 299 300 struct gbenu_ss_regs { 301 u32 id_ver; 302 u32 synce_count; /* NU */ 303 u32 synce_mux; /* NU */ 304 u32 control; /* 2U */ 305 u32 __rsvd_0[2]; /* 2U */ 306 u32 rgmii_status; /* 2U */ 307 u32 ss_status; /* 2U */ 308 }; 309 310 struct gbenu_switch_regs { 311 u32 id_ver; 312 u32 control; 313 u32 __rsvd_0[2]; 314 u32 emcontrol; 315 u32 stat_port_en; 316 u32 ptype; /* NU */ 317 u32 soft_idle; 318 u32 thru_rate; /* NU */ 319 u32 gap_thresh; /* NU */ 320 u32 tx_start_wds; /* NU */ 321 u32 eee_prescale; /* 2U */ 322 u32 tx_g_oflow_thresh_set; /* NU */ 323 u32 tx_g_oflow_thresh_clr; /* NU */ 324 u32 tx_g_buf_thresh_set_l; /* NU */ 325 u32 tx_g_buf_thresh_set_h; /* NU */ 326 u32 tx_g_buf_thresh_clr_l; /* NU */ 327 u32 tx_g_buf_thresh_clr_h; /* NU */ 328 }; 329 330 struct gbenu_port_regs { 331 u32 __rsvd_0; 332 u32 control; 333 u32 max_blks; /* 2U */ 334 u32 mem_align1; 335 u32 blk_cnt; 336 u32 port_vlan; 337 u32 tx_pri_map; /* NU */ 338 u32 pri_ctl; /* 2U */ 339 u32 rx_pri_map; 340 u32 rx_maxlen; 341 u32 tx_blks_pri; /* NU */ 342 u32 __rsvd_1; 343 u32 idle2lpi; /* 2U */ 344 u32 lpi2idle; /* 2U */ 345 u32 eee_status; /* 2U */ 346 u32 __rsvd_2; 347 u32 __rsvd_3[176]; /* NU: more to add */ 348 u32 __rsvd_4[2]; 349 u32 sa_lo; 350 u32 sa_hi; 351 u32 ts_ctl; 352 u32 ts_seq_ltype; 353 u32 ts_vlan; 354 u32 ts_ctl_ltype2; 355 u32 ts_ctl2; 356 }; 357 358 struct gbenu_host_port_regs { 359 u32 __rsvd_0; 360 u32 control; 361 u32 flow_id_offset; /* 2U */ 362 u32 __rsvd_1; 363 u32 blk_cnt; 364 u32 port_vlan; 365 u32 tx_pri_map; /* NU */ 366 u32 pri_ctl; 367 u32 rx_pri_map; 368 u32 rx_maxlen; 369 u32 tx_blks_pri; /* NU */ 370 u32 __rsvd_2; 371 u32 idle2lpi; /* 2U */ 372 u32 lpi2wake; /* 2U */ 373 u32 eee_status; /* 2U */ 374 u32 __rsvd_3; 375 u32 __rsvd_4[184]; /* NU */ 376 u32 host_blks_pri; /* NU */ 377 }; 378 379 struct gbenu_emac_regs { 380 u32 mac_control; 381 u32 mac_status; 382 u32 soft_reset; 383 u32 boff_test; 384 u32 rx_pause; 385 u32 __rsvd_0[11]; /* NU */ 386 u32 tx_pause; 387 u32 __rsvd_1[11]; /* NU */ 388 u32 em_control; 389 u32 tx_gap; 390 }; 391 392 /* Some hw stat regs are applicable to slave port only. 393 * This is handled by gbenu_et_stats struct. Also some 394 * are for SS version NU and some are for 2U. 395 */ 396 struct gbenu_hw_stats { 397 u32 rx_good_frames; 398 u32 rx_broadcast_frames; 399 u32 rx_multicast_frames; 400 u32 rx_pause_frames; /* slave */ 401 u32 rx_crc_errors; 402 u32 rx_align_code_errors; /* slave */ 403 u32 rx_oversized_frames; 404 u32 rx_jabber_frames; /* slave */ 405 u32 rx_undersized_frames; 406 u32 rx_fragments; /* slave */ 407 u32 ale_drop; 408 u32 ale_overrun_drop; 409 u32 rx_bytes; 410 u32 tx_good_frames; 411 u32 tx_broadcast_frames; 412 u32 tx_multicast_frames; 413 u32 tx_pause_frames; /* slave */ 414 u32 tx_deferred_frames; /* slave */ 415 u32 tx_collision_frames; /* slave */ 416 u32 tx_single_coll_frames; /* slave */ 417 u32 tx_mult_coll_frames; /* slave */ 418 u32 tx_excessive_collisions; /* slave */ 419 u32 tx_late_collisions; /* slave */ 420 u32 rx_ipg_error; /* slave 10G only */ 421 u32 tx_carrier_sense_errors; /* slave */ 422 u32 tx_bytes; 423 u32 tx_64B_frames; 424 u32 tx_65_to_127B_frames; 425 u32 tx_128_to_255B_frames; 426 u32 tx_256_to_511B_frames; 427 u32 tx_512_to_1023B_frames; 428 u32 tx_1024B_frames; 429 u32 net_bytes; 430 u32 rx_bottom_fifo_drop; 431 u32 rx_port_mask_drop; 432 u32 rx_top_fifo_drop; 433 u32 ale_rate_limit_drop; 434 u32 ale_vid_ingress_drop; 435 u32 ale_da_eq_sa_drop; 436 u32 __rsvd_0[3]; 437 u32 ale_unknown_ucast; 438 u32 ale_unknown_ucast_bytes; 439 u32 ale_unknown_mcast; 440 u32 ale_unknown_mcast_bytes; 441 u32 ale_unknown_bcast; 442 u32 ale_unknown_bcast_bytes; 443 u32 ale_pol_match; 444 u32 ale_pol_match_red; /* NU */ 445 u32 ale_pol_match_yellow; /* NU */ 446 u32 __rsvd_1[44]; 447 u32 tx_mem_protect_err; 448 /* following NU only */ 449 u32 tx_pri0; 450 u32 tx_pri1; 451 u32 tx_pri2; 452 u32 tx_pri3; 453 u32 tx_pri4; 454 u32 tx_pri5; 455 u32 tx_pri6; 456 u32 tx_pri7; 457 u32 tx_pri0_bcnt; 458 u32 tx_pri1_bcnt; 459 u32 tx_pri2_bcnt; 460 u32 tx_pri3_bcnt; 461 u32 tx_pri4_bcnt; 462 u32 tx_pri5_bcnt; 463 u32 tx_pri6_bcnt; 464 u32 tx_pri7_bcnt; 465 u32 tx_pri0_drop; 466 u32 tx_pri1_drop; 467 u32 tx_pri2_drop; 468 u32 tx_pri3_drop; 469 u32 tx_pri4_drop; 470 u32 tx_pri5_drop; 471 u32 tx_pri6_drop; 472 u32 tx_pri7_drop; 473 u32 tx_pri0_drop_bcnt; 474 u32 tx_pri1_drop_bcnt; 475 u32 tx_pri2_drop_bcnt; 476 u32 tx_pri3_drop_bcnt; 477 u32 tx_pri4_drop_bcnt; 478 u32 tx_pri5_drop_bcnt; 479 u32 tx_pri6_drop_bcnt; 480 u32 tx_pri7_drop_bcnt; 481 }; 482 483 #define GBENU_NUM_HW_STAT_ENTRIES (sizeof(struct gbenu_hw_stats) / sizeof(u32)) 484 #define GBENU_HW_STATS_REG_MAP_SZ 0x200 485 486 struct gbe_ss_regs { 487 u32 id_ver; 488 u32 synce_count; 489 u32 synce_mux; 490 }; 491 492 struct gbe_ss_regs_ofs { 493 u16 id_ver; 494 u16 control; 495 }; 496 497 struct gbe_switch_regs { 498 u32 id_ver; 499 u32 control; 500 u32 soft_reset; 501 u32 stat_port_en; 502 u32 ptype; 503 u32 soft_idle; 504 u32 thru_rate; 505 u32 gap_thresh; 506 u32 tx_start_wds; 507 u32 flow_control; 508 }; 509 510 struct gbe_switch_regs_ofs { 511 u16 id_ver; 512 u16 control; 513 u16 soft_reset; 514 u16 emcontrol; 515 u16 stat_port_en; 516 u16 ptype; 517 u16 flow_control; 518 }; 519 520 struct gbe_port_regs { 521 u32 max_blks; 522 u32 blk_cnt; 523 u32 port_vlan; 524 u32 tx_pri_map; 525 u32 sa_lo; 526 u32 sa_hi; 527 u32 ts_ctl; 528 u32 ts_seq_ltype; 529 u32 ts_vlan; 530 u32 ts_ctl_ltype2; 531 u32 ts_ctl2; 532 }; 533 534 struct gbe_port_regs_ofs { 535 u16 port_vlan; 536 u16 tx_pri_map; 537 u16 sa_lo; 538 u16 sa_hi; 539 u16 ts_ctl; 540 u16 ts_seq_ltype; 541 u16 ts_vlan; 542 u16 ts_ctl_ltype2; 543 u16 ts_ctl2; 544 u16 rx_maxlen; /* 2U, NU */ 545 }; 546 547 struct gbe_host_port_regs { 548 u32 src_id; 549 u32 port_vlan; 550 u32 rx_pri_map; 551 u32 rx_maxlen; 552 }; 553 554 struct gbe_host_port_regs_ofs { 555 u16 port_vlan; 556 u16 tx_pri_map; 557 u16 rx_maxlen; 558 }; 559 560 struct gbe_emac_regs { 561 u32 id_ver; 562 u32 mac_control; 563 u32 mac_status; 564 u32 soft_reset; 565 u32 rx_maxlen; 566 u32 __reserved_0; 567 u32 rx_pause; 568 u32 tx_pause; 569 u32 __reserved_1; 570 u32 rx_pri_map; 571 u32 rsvd[6]; 572 }; 573 574 struct gbe_emac_regs_ofs { 575 u16 mac_control; 576 u16 soft_reset; 577 u16 rx_maxlen; 578 }; 579 580 struct gbe_hw_stats { 581 u32 rx_good_frames; 582 u32 rx_broadcast_frames; 583 u32 rx_multicast_frames; 584 u32 rx_pause_frames; 585 u32 rx_crc_errors; 586 u32 rx_align_code_errors; 587 u32 rx_oversized_frames; 588 u32 rx_jabber_frames; 589 u32 rx_undersized_frames; 590 u32 rx_fragments; 591 u32 __pad_0[2]; 592 u32 rx_bytes; 593 u32 tx_good_frames; 594 u32 tx_broadcast_frames; 595 u32 tx_multicast_frames; 596 u32 tx_pause_frames; 597 u32 tx_deferred_frames; 598 u32 tx_collision_frames; 599 u32 tx_single_coll_frames; 600 u32 tx_mult_coll_frames; 601 u32 tx_excessive_collisions; 602 u32 tx_late_collisions; 603 u32 tx_underrun; 604 u32 tx_carrier_sense_errors; 605 u32 tx_bytes; 606 u32 tx_64byte_frames; 607 u32 tx_65_to_127byte_frames; 608 u32 tx_128_to_255byte_frames; 609 u32 tx_256_to_511byte_frames; 610 u32 tx_512_to_1023byte_frames; 611 u32 tx_1024byte_frames; 612 u32 net_bytes; 613 u32 rx_sof_overruns; 614 u32 rx_mof_overruns; 615 u32 rx_dma_overruns; 616 }; 617 618 #define GBE13_NUM_HW_STAT_ENTRIES (sizeof(struct gbe_hw_stats)/sizeof(u32)) 619 #define GBE_MAX_HW_STAT_MODS 9 620 #define GBE_HW_STATS_REG_MAP_SZ 0x100 621 622 struct gbe_slave { 623 void __iomem *port_regs; 624 void __iomem *emac_regs; 625 struct gbe_port_regs_ofs port_regs_ofs; 626 struct gbe_emac_regs_ofs emac_regs_ofs; 627 int slave_num; /* 0 based logical number */ 628 int port_num; /* actual port number */ 629 atomic_t link_state; 630 bool open; 631 struct phy_device *phy; 632 u32 link_interface; 633 u32 mac_control; 634 u8 phy_port_t; 635 struct device_node *phy_node; 636 struct list_head slave_list; 637 }; 638 639 struct gbe_priv { 640 struct device *dev; 641 struct netcp_device *netcp_device; 642 struct timer_list timer; 643 u32 num_slaves; 644 u32 ale_entries; 645 u32 ale_ports; 646 bool enable_ale; 647 u8 max_num_slaves; 648 u8 max_num_ports; /* max_num_slaves + 1 */ 649 struct netcp_tx_pipe tx_pipe; 650 651 int host_port; 652 u32 rx_packet_max; 653 u32 ss_version; 654 u32 stats_en_mask; 655 656 void __iomem *ss_regs; 657 void __iomem *switch_regs; 658 void __iomem *host_port_regs; 659 void __iomem *ale_reg; 660 void __iomem *sgmii_port_regs; 661 void __iomem *sgmii_port34_regs; 662 void __iomem *xgbe_serdes_regs; 663 void __iomem *hw_stats_regs[GBE_MAX_HW_STAT_MODS]; 664 665 struct gbe_ss_regs_ofs ss_regs_ofs; 666 struct gbe_switch_regs_ofs switch_regs_ofs; 667 struct gbe_host_port_regs_ofs host_port_regs_ofs; 668 669 struct cpsw_ale *ale; 670 unsigned int tx_queue_id; 671 const char *dma_chan_name; 672 673 struct list_head gbe_intf_head; 674 struct list_head secondary_slaves; 675 struct net_device *dummy_ndev; 676 677 u64 *hw_stats; 678 const struct netcp_ethtool_stat *et_stats; 679 int num_et_stats; 680 /* Lock for updating the hwstats */ 681 spinlock_t hw_stats_lock; 682 }; 683 684 struct gbe_intf { 685 struct net_device *ndev; 686 struct device *dev; 687 struct gbe_priv *gbe_dev; 688 struct netcp_tx_pipe tx_pipe; 689 struct gbe_slave *slave; 690 struct list_head gbe_intf_list; 691 unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; 692 }; 693 694 static struct netcp_module gbe_module; 695 static struct netcp_module xgbe_module; 696 697 /* Statistic management */ 698 struct netcp_ethtool_stat { 699 char desc[ETH_GSTRING_LEN]; 700 int type; 701 u32 size; 702 int offset; 703 }; 704 705 #define GBE_STATSA_INFO(field) \ 706 { \ 707 "GBE_A:"#field, GBE_STATSA_MODULE, \ 708 FIELD_SIZEOF(struct gbe_hw_stats, field), \ 709 offsetof(struct gbe_hw_stats, field) \ 710 } 711 712 #define GBE_STATSB_INFO(field) \ 713 { \ 714 "GBE_B:"#field, GBE_STATSB_MODULE, \ 715 FIELD_SIZEOF(struct gbe_hw_stats, field), \ 716 offsetof(struct gbe_hw_stats, field) \ 717 } 718 719 #define GBE_STATSC_INFO(field) \ 720 { \ 721 "GBE_C:"#field, GBE_STATSC_MODULE, \ 722 FIELD_SIZEOF(struct gbe_hw_stats, field), \ 723 offsetof(struct gbe_hw_stats, field) \ 724 } 725 726 #define GBE_STATSD_INFO(field) \ 727 { \ 728 "GBE_D:"#field, GBE_STATSD_MODULE, \ 729 FIELD_SIZEOF(struct gbe_hw_stats, field), \ 730 offsetof(struct gbe_hw_stats, field) \ 731 } 732 733 static const struct netcp_ethtool_stat gbe13_et_stats[] = { 734 /* GBE module A */ 735 GBE_STATSA_INFO(rx_good_frames), 736 GBE_STATSA_INFO(rx_broadcast_frames), 737 GBE_STATSA_INFO(rx_multicast_frames), 738 GBE_STATSA_INFO(rx_pause_frames), 739 GBE_STATSA_INFO(rx_crc_errors), 740 GBE_STATSA_INFO(rx_align_code_errors), 741 GBE_STATSA_INFO(rx_oversized_frames), 742 GBE_STATSA_INFO(rx_jabber_frames), 743 GBE_STATSA_INFO(rx_undersized_frames), 744 GBE_STATSA_INFO(rx_fragments), 745 GBE_STATSA_INFO(rx_bytes), 746 GBE_STATSA_INFO(tx_good_frames), 747 GBE_STATSA_INFO(tx_broadcast_frames), 748 GBE_STATSA_INFO(tx_multicast_frames), 749 GBE_STATSA_INFO(tx_pause_frames), 750 GBE_STATSA_INFO(tx_deferred_frames), 751 GBE_STATSA_INFO(tx_collision_frames), 752 GBE_STATSA_INFO(tx_single_coll_frames), 753 GBE_STATSA_INFO(tx_mult_coll_frames), 754 GBE_STATSA_INFO(tx_excessive_collisions), 755 GBE_STATSA_INFO(tx_late_collisions), 756 GBE_STATSA_INFO(tx_underrun), 757 GBE_STATSA_INFO(tx_carrier_sense_errors), 758 GBE_STATSA_INFO(tx_bytes), 759 GBE_STATSA_INFO(tx_64byte_frames), 760 GBE_STATSA_INFO(tx_65_to_127byte_frames), 761 GBE_STATSA_INFO(tx_128_to_255byte_frames), 762 GBE_STATSA_INFO(tx_256_to_511byte_frames), 763 GBE_STATSA_INFO(tx_512_to_1023byte_frames), 764 GBE_STATSA_INFO(tx_1024byte_frames), 765 GBE_STATSA_INFO(net_bytes), 766 GBE_STATSA_INFO(rx_sof_overruns), 767 GBE_STATSA_INFO(rx_mof_overruns), 768 GBE_STATSA_INFO(rx_dma_overruns), 769 /* GBE module B */ 770 GBE_STATSB_INFO(rx_good_frames), 771 GBE_STATSB_INFO(rx_broadcast_frames), 772 GBE_STATSB_INFO(rx_multicast_frames), 773 GBE_STATSB_INFO(rx_pause_frames), 774 GBE_STATSB_INFO(rx_crc_errors), 775 GBE_STATSB_INFO(rx_align_code_errors), 776 GBE_STATSB_INFO(rx_oversized_frames), 777 GBE_STATSB_INFO(rx_jabber_frames), 778 GBE_STATSB_INFO(rx_undersized_frames), 779 GBE_STATSB_INFO(rx_fragments), 780 GBE_STATSB_INFO(rx_bytes), 781 GBE_STATSB_INFO(tx_good_frames), 782 GBE_STATSB_INFO(tx_broadcast_frames), 783 GBE_STATSB_INFO(tx_multicast_frames), 784 GBE_STATSB_INFO(tx_pause_frames), 785 GBE_STATSB_INFO(tx_deferred_frames), 786 GBE_STATSB_INFO(tx_collision_frames), 787 GBE_STATSB_INFO(tx_single_coll_frames), 788 GBE_STATSB_INFO(tx_mult_coll_frames), 789 GBE_STATSB_INFO(tx_excessive_collisions), 790 GBE_STATSB_INFO(tx_late_collisions), 791 GBE_STATSB_INFO(tx_underrun), 792 GBE_STATSB_INFO(tx_carrier_sense_errors), 793 GBE_STATSB_INFO(tx_bytes), 794 GBE_STATSB_INFO(tx_64byte_frames), 795 GBE_STATSB_INFO(tx_65_to_127byte_frames), 796 GBE_STATSB_INFO(tx_128_to_255byte_frames), 797 GBE_STATSB_INFO(tx_256_to_511byte_frames), 798 GBE_STATSB_INFO(tx_512_to_1023byte_frames), 799 GBE_STATSB_INFO(tx_1024byte_frames), 800 GBE_STATSB_INFO(net_bytes), 801 GBE_STATSB_INFO(rx_sof_overruns), 802 GBE_STATSB_INFO(rx_mof_overruns), 803 GBE_STATSB_INFO(rx_dma_overruns), 804 /* GBE module C */ 805 GBE_STATSC_INFO(rx_good_frames), 806 GBE_STATSC_INFO(rx_broadcast_frames), 807 GBE_STATSC_INFO(rx_multicast_frames), 808 GBE_STATSC_INFO(rx_pause_frames), 809 GBE_STATSC_INFO(rx_crc_errors), 810 GBE_STATSC_INFO(rx_align_code_errors), 811 GBE_STATSC_INFO(rx_oversized_frames), 812 GBE_STATSC_INFO(rx_jabber_frames), 813 GBE_STATSC_INFO(rx_undersized_frames), 814 GBE_STATSC_INFO(rx_fragments), 815 GBE_STATSC_INFO(rx_bytes), 816 GBE_STATSC_INFO(tx_good_frames), 817 GBE_STATSC_INFO(tx_broadcast_frames), 818 GBE_STATSC_INFO(tx_multicast_frames), 819 GBE_STATSC_INFO(tx_pause_frames), 820 GBE_STATSC_INFO(tx_deferred_frames), 821 GBE_STATSC_INFO(tx_collision_frames), 822 GBE_STATSC_INFO(tx_single_coll_frames), 823 GBE_STATSC_INFO(tx_mult_coll_frames), 824 GBE_STATSC_INFO(tx_excessive_collisions), 825 GBE_STATSC_INFO(tx_late_collisions), 826 GBE_STATSC_INFO(tx_underrun), 827 GBE_STATSC_INFO(tx_carrier_sense_errors), 828 GBE_STATSC_INFO(tx_bytes), 829 GBE_STATSC_INFO(tx_64byte_frames), 830 GBE_STATSC_INFO(tx_65_to_127byte_frames), 831 GBE_STATSC_INFO(tx_128_to_255byte_frames), 832 GBE_STATSC_INFO(tx_256_to_511byte_frames), 833 GBE_STATSC_INFO(tx_512_to_1023byte_frames), 834 GBE_STATSC_INFO(tx_1024byte_frames), 835 GBE_STATSC_INFO(net_bytes), 836 GBE_STATSC_INFO(rx_sof_overruns), 837 GBE_STATSC_INFO(rx_mof_overruns), 838 GBE_STATSC_INFO(rx_dma_overruns), 839 /* GBE module D */ 840 GBE_STATSD_INFO(rx_good_frames), 841 GBE_STATSD_INFO(rx_broadcast_frames), 842 GBE_STATSD_INFO(rx_multicast_frames), 843 GBE_STATSD_INFO(rx_pause_frames), 844 GBE_STATSD_INFO(rx_crc_errors), 845 GBE_STATSD_INFO(rx_align_code_errors), 846 GBE_STATSD_INFO(rx_oversized_frames), 847 GBE_STATSD_INFO(rx_jabber_frames), 848 GBE_STATSD_INFO(rx_undersized_frames), 849 GBE_STATSD_INFO(rx_fragments), 850 GBE_STATSD_INFO(rx_bytes), 851 GBE_STATSD_INFO(tx_good_frames), 852 GBE_STATSD_INFO(tx_broadcast_frames), 853 GBE_STATSD_INFO(tx_multicast_frames), 854 GBE_STATSD_INFO(tx_pause_frames), 855 GBE_STATSD_INFO(tx_deferred_frames), 856 GBE_STATSD_INFO(tx_collision_frames), 857 GBE_STATSD_INFO(tx_single_coll_frames), 858 GBE_STATSD_INFO(tx_mult_coll_frames), 859 GBE_STATSD_INFO(tx_excessive_collisions), 860 GBE_STATSD_INFO(tx_late_collisions), 861 GBE_STATSD_INFO(tx_underrun), 862 GBE_STATSD_INFO(tx_carrier_sense_errors), 863 GBE_STATSD_INFO(tx_bytes), 864 GBE_STATSD_INFO(tx_64byte_frames), 865 GBE_STATSD_INFO(tx_65_to_127byte_frames), 866 GBE_STATSD_INFO(tx_128_to_255byte_frames), 867 GBE_STATSD_INFO(tx_256_to_511byte_frames), 868 GBE_STATSD_INFO(tx_512_to_1023byte_frames), 869 GBE_STATSD_INFO(tx_1024byte_frames), 870 GBE_STATSD_INFO(net_bytes), 871 GBE_STATSD_INFO(rx_sof_overruns), 872 GBE_STATSD_INFO(rx_mof_overruns), 873 GBE_STATSD_INFO(rx_dma_overruns), 874 }; 875 876 /* This is the size of entries in GBENU_STATS_HOST */ 877 #define GBENU_ET_STATS_HOST_SIZE 33 878 879 #define GBENU_STATS_HOST(field) \ 880 { \ 881 "GBE_HOST:"#field, GBENU_STATS0_MODULE, \ 882 FIELD_SIZEOF(struct gbenu_hw_stats, field), \ 883 offsetof(struct gbenu_hw_stats, field) \ 884 } 885 886 /* This is the size of entries in GBENU_STATS_HOST */ 887 #define GBENU_ET_STATS_PORT_SIZE 46 888 889 #define GBENU_STATS_P1(field) \ 890 { \ 891 "GBE_P1:"#field, GBENU_STATS1_MODULE, \ 892 FIELD_SIZEOF(struct gbenu_hw_stats, field), \ 893 offsetof(struct gbenu_hw_stats, field) \ 894 } 895 896 #define GBENU_STATS_P2(field) \ 897 { \ 898 "GBE_P2:"#field, GBENU_STATS2_MODULE, \ 899 FIELD_SIZEOF(struct gbenu_hw_stats, field), \ 900 offsetof(struct gbenu_hw_stats, field) \ 901 } 902 903 #define GBENU_STATS_P3(field) \ 904 { \ 905 "GBE_P3:"#field, GBENU_STATS3_MODULE, \ 906 FIELD_SIZEOF(struct gbenu_hw_stats, field), \ 907 offsetof(struct gbenu_hw_stats, field) \ 908 } 909 910 #define GBENU_STATS_P4(field) \ 911 { \ 912 "GBE_P4:"#field, GBENU_STATS4_MODULE, \ 913 FIELD_SIZEOF(struct gbenu_hw_stats, field), \ 914 offsetof(struct gbenu_hw_stats, field) \ 915 } 916 917 #define GBENU_STATS_P5(field) \ 918 { \ 919 "GBE_P5:"#field, GBENU_STATS5_MODULE, \ 920 FIELD_SIZEOF(struct gbenu_hw_stats, field), \ 921 offsetof(struct gbenu_hw_stats, field) \ 922 } 923 924 #define GBENU_STATS_P6(field) \ 925 { \ 926 "GBE_P6:"#field, GBENU_STATS6_MODULE, \ 927 FIELD_SIZEOF(struct gbenu_hw_stats, field), \ 928 offsetof(struct gbenu_hw_stats, field) \ 929 } 930 931 #define GBENU_STATS_P7(field) \ 932 { \ 933 "GBE_P7:"#field, GBENU_STATS7_MODULE, \ 934 FIELD_SIZEOF(struct gbenu_hw_stats, field), \ 935 offsetof(struct gbenu_hw_stats, field) \ 936 } 937 938 #define GBENU_STATS_P8(field) \ 939 { \ 940 "GBE_P8:"#field, GBENU_STATS8_MODULE, \ 941 FIELD_SIZEOF(struct gbenu_hw_stats, field), \ 942 offsetof(struct gbenu_hw_stats, field) \ 943 } 944 945 static const struct netcp_ethtool_stat gbenu_et_stats[] = { 946 /* GBENU Host Module */ 947 GBENU_STATS_HOST(rx_good_frames), 948 GBENU_STATS_HOST(rx_broadcast_frames), 949 GBENU_STATS_HOST(rx_multicast_frames), 950 GBENU_STATS_HOST(rx_crc_errors), 951 GBENU_STATS_HOST(rx_oversized_frames), 952 GBENU_STATS_HOST(rx_undersized_frames), 953 GBENU_STATS_HOST(ale_drop), 954 GBENU_STATS_HOST(ale_overrun_drop), 955 GBENU_STATS_HOST(rx_bytes), 956 GBENU_STATS_HOST(tx_good_frames), 957 GBENU_STATS_HOST(tx_broadcast_frames), 958 GBENU_STATS_HOST(tx_multicast_frames), 959 GBENU_STATS_HOST(tx_bytes), 960 GBENU_STATS_HOST(tx_64B_frames), 961 GBENU_STATS_HOST(tx_65_to_127B_frames), 962 GBENU_STATS_HOST(tx_128_to_255B_frames), 963 GBENU_STATS_HOST(tx_256_to_511B_frames), 964 GBENU_STATS_HOST(tx_512_to_1023B_frames), 965 GBENU_STATS_HOST(tx_1024B_frames), 966 GBENU_STATS_HOST(net_bytes), 967 GBENU_STATS_HOST(rx_bottom_fifo_drop), 968 GBENU_STATS_HOST(rx_port_mask_drop), 969 GBENU_STATS_HOST(rx_top_fifo_drop), 970 GBENU_STATS_HOST(ale_rate_limit_drop), 971 GBENU_STATS_HOST(ale_vid_ingress_drop), 972 GBENU_STATS_HOST(ale_da_eq_sa_drop), 973 GBENU_STATS_HOST(ale_unknown_ucast), 974 GBENU_STATS_HOST(ale_unknown_ucast_bytes), 975 GBENU_STATS_HOST(ale_unknown_mcast), 976 GBENU_STATS_HOST(ale_unknown_mcast_bytes), 977 GBENU_STATS_HOST(ale_unknown_bcast), 978 GBENU_STATS_HOST(ale_unknown_bcast_bytes), 979 GBENU_STATS_HOST(tx_mem_protect_err), 980 /* GBENU Module 1 */ 981 GBENU_STATS_P1(rx_good_frames), 982 GBENU_STATS_P1(rx_broadcast_frames), 983 GBENU_STATS_P1(rx_multicast_frames), 984 GBENU_STATS_P1(rx_pause_frames), 985 GBENU_STATS_P1(rx_crc_errors), 986 GBENU_STATS_P1(rx_align_code_errors), 987 GBENU_STATS_P1(rx_oversized_frames), 988 GBENU_STATS_P1(rx_jabber_frames), 989 GBENU_STATS_P1(rx_undersized_frames), 990 GBENU_STATS_P1(rx_fragments), 991 GBENU_STATS_P1(ale_drop), 992 GBENU_STATS_P1(ale_overrun_drop), 993 GBENU_STATS_P1(rx_bytes), 994 GBENU_STATS_P1(tx_good_frames), 995 GBENU_STATS_P1(tx_broadcast_frames), 996 GBENU_STATS_P1(tx_multicast_frames), 997 GBENU_STATS_P1(tx_pause_frames), 998 GBENU_STATS_P1(tx_deferred_frames), 999 GBENU_STATS_P1(tx_collision_frames), 1000 GBENU_STATS_P1(tx_single_coll_frames), 1001 GBENU_STATS_P1(tx_mult_coll_frames), 1002 GBENU_STATS_P1(tx_excessive_collisions), 1003 GBENU_STATS_P1(tx_late_collisions), 1004 GBENU_STATS_P1(rx_ipg_error), 1005 GBENU_STATS_P1(tx_carrier_sense_errors), 1006 GBENU_STATS_P1(tx_bytes), 1007 GBENU_STATS_P1(tx_64B_frames), 1008 GBENU_STATS_P1(tx_65_to_127B_frames), 1009 GBENU_STATS_P1(tx_128_to_255B_frames), 1010 GBENU_STATS_P1(tx_256_to_511B_frames), 1011 GBENU_STATS_P1(tx_512_to_1023B_frames), 1012 GBENU_STATS_P1(tx_1024B_frames), 1013 GBENU_STATS_P1(net_bytes), 1014 GBENU_STATS_P1(rx_bottom_fifo_drop), 1015 GBENU_STATS_P1(rx_port_mask_drop), 1016 GBENU_STATS_P1(rx_top_fifo_drop), 1017 GBENU_STATS_P1(ale_rate_limit_drop), 1018 GBENU_STATS_P1(ale_vid_ingress_drop), 1019 GBENU_STATS_P1(ale_da_eq_sa_drop), 1020 GBENU_STATS_P1(ale_unknown_ucast), 1021 GBENU_STATS_P1(ale_unknown_ucast_bytes), 1022 GBENU_STATS_P1(ale_unknown_mcast), 1023 GBENU_STATS_P1(ale_unknown_mcast_bytes), 1024 GBENU_STATS_P1(ale_unknown_bcast), 1025 GBENU_STATS_P1(ale_unknown_bcast_bytes), 1026 GBENU_STATS_P1(tx_mem_protect_err), 1027 /* GBENU Module 2 */ 1028 GBENU_STATS_P2(rx_good_frames), 1029 GBENU_STATS_P2(rx_broadcast_frames), 1030 GBENU_STATS_P2(rx_multicast_frames), 1031 GBENU_STATS_P2(rx_pause_frames), 1032 GBENU_STATS_P2(rx_crc_errors), 1033 GBENU_STATS_P2(rx_align_code_errors), 1034 GBENU_STATS_P2(rx_oversized_frames), 1035 GBENU_STATS_P2(rx_jabber_frames), 1036 GBENU_STATS_P2(rx_undersized_frames), 1037 GBENU_STATS_P2(rx_fragments), 1038 GBENU_STATS_P2(ale_drop), 1039 GBENU_STATS_P2(ale_overrun_drop), 1040 GBENU_STATS_P2(rx_bytes), 1041 GBENU_STATS_P2(tx_good_frames), 1042 GBENU_STATS_P2(tx_broadcast_frames), 1043 GBENU_STATS_P2(tx_multicast_frames), 1044 GBENU_STATS_P2(tx_pause_frames), 1045 GBENU_STATS_P2(tx_deferred_frames), 1046 GBENU_STATS_P2(tx_collision_frames), 1047 GBENU_STATS_P2(tx_single_coll_frames), 1048 GBENU_STATS_P2(tx_mult_coll_frames), 1049 GBENU_STATS_P2(tx_excessive_collisions), 1050 GBENU_STATS_P2(tx_late_collisions), 1051 GBENU_STATS_P2(rx_ipg_error), 1052 GBENU_STATS_P2(tx_carrier_sense_errors), 1053 GBENU_STATS_P2(tx_bytes), 1054 GBENU_STATS_P2(tx_64B_frames), 1055 GBENU_STATS_P2(tx_65_to_127B_frames), 1056 GBENU_STATS_P2(tx_128_to_255B_frames), 1057 GBENU_STATS_P2(tx_256_to_511B_frames), 1058 GBENU_STATS_P2(tx_512_to_1023B_frames), 1059 GBENU_STATS_P2(tx_1024B_frames), 1060 GBENU_STATS_P2(net_bytes), 1061 GBENU_STATS_P2(rx_bottom_fifo_drop), 1062 GBENU_STATS_P2(rx_port_mask_drop), 1063 GBENU_STATS_P2(rx_top_fifo_drop), 1064 GBENU_STATS_P2(ale_rate_limit_drop), 1065 GBENU_STATS_P2(ale_vid_ingress_drop), 1066 GBENU_STATS_P2(ale_da_eq_sa_drop), 1067 GBENU_STATS_P2(ale_unknown_ucast), 1068 GBENU_STATS_P2(ale_unknown_ucast_bytes), 1069 GBENU_STATS_P2(ale_unknown_mcast), 1070 GBENU_STATS_P2(ale_unknown_mcast_bytes), 1071 GBENU_STATS_P2(ale_unknown_bcast), 1072 GBENU_STATS_P2(ale_unknown_bcast_bytes), 1073 GBENU_STATS_P2(tx_mem_protect_err), 1074 /* GBENU Module 3 */ 1075 GBENU_STATS_P3(rx_good_frames), 1076 GBENU_STATS_P3(rx_broadcast_frames), 1077 GBENU_STATS_P3(rx_multicast_frames), 1078 GBENU_STATS_P3(rx_pause_frames), 1079 GBENU_STATS_P3(rx_crc_errors), 1080 GBENU_STATS_P3(rx_align_code_errors), 1081 GBENU_STATS_P3(rx_oversized_frames), 1082 GBENU_STATS_P3(rx_jabber_frames), 1083 GBENU_STATS_P3(rx_undersized_frames), 1084 GBENU_STATS_P3(rx_fragments), 1085 GBENU_STATS_P3(ale_drop), 1086 GBENU_STATS_P3(ale_overrun_drop), 1087 GBENU_STATS_P3(rx_bytes), 1088 GBENU_STATS_P3(tx_good_frames), 1089 GBENU_STATS_P3(tx_broadcast_frames), 1090 GBENU_STATS_P3(tx_multicast_frames), 1091 GBENU_STATS_P3(tx_pause_frames), 1092 GBENU_STATS_P3(tx_deferred_frames), 1093 GBENU_STATS_P3(tx_collision_frames), 1094 GBENU_STATS_P3(tx_single_coll_frames), 1095 GBENU_STATS_P3(tx_mult_coll_frames), 1096 GBENU_STATS_P3(tx_excessive_collisions), 1097 GBENU_STATS_P3(tx_late_collisions), 1098 GBENU_STATS_P3(rx_ipg_error), 1099 GBENU_STATS_P3(tx_carrier_sense_errors), 1100 GBENU_STATS_P3(tx_bytes), 1101 GBENU_STATS_P3(tx_64B_frames), 1102 GBENU_STATS_P3(tx_65_to_127B_frames), 1103 GBENU_STATS_P3(tx_128_to_255B_frames), 1104 GBENU_STATS_P3(tx_256_to_511B_frames), 1105 GBENU_STATS_P3(tx_512_to_1023B_frames), 1106 GBENU_STATS_P3(tx_1024B_frames), 1107 GBENU_STATS_P3(net_bytes), 1108 GBENU_STATS_P3(rx_bottom_fifo_drop), 1109 GBENU_STATS_P3(rx_port_mask_drop), 1110 GBENU_STATS_P3(rx_top_fifo_drop), 1111 GBENU_STATS_P3(ale_rate_limit_drop), 1112 GBENU_STATS_P3(ale_vid_ingress_drop), 1113 GBENU_STATS_P3(ale_da_eq_sa_drop), 1114 GBENU_STATS_P3(ale_unknown_ucast), 1115 GBENU_STATS_P3(ale_unknown_ucast_bytes), 1116 GBENU_STATS_P3(ale_unknown_mcast), 1117 GBENU_STATS_P3(ale_unknown_mcast_bytes), 1118 GBENU_STATS_P3(ale_unknown_bcast), 1119 GBENU_STATS_P3(ale_unknown_bcast_bytes), 1120 GBENU_STATS_P3(tx_mem_protect_err), 1121 /* GBENU Module 4 */ 1122 GBENU_STATS_P4(rx_good_frames), 1123 GBENU_STATS_P4(rx_broadcast_frames), 1124 GBENU_STATS_P4(rx_multicast_frames), 1125 GBENU_STATS_P4(rx_pause_frames), 1126 GBENU_STATS_P4(rx_crc_errors), 1127 GBENU_STATS_P4(rx_align_code_errors), 1128 GBENU_STATS_P4(rx_oversized_frames), 1129 GBENU_STATS_P4(rx_jabber_frames), 1130 GBENU_STATS_P4(rx_undersized_frames), 1131 GBENU_STATS_P4(rx_fragments), 1132 GBENU_STATS_P4(ale_drop), 1133 GBENU_STATS_P4(ale_overrun_drop), 1134 GBENU_STATS_P4(rx_bytes), 1135 GBENU_STATS_P4(tx_good_frames), 1136 GBENU_STATS_P4(tx_broadcast_frames), 1137 GBENU_STATS_P4(tx_multicast_frames), 1138 GBENU_STATS_P4(tx_pause_frames), 1139 GBENU_STATS_P4(tx_deferred_frames), 1140 GBENU_STATS_P4(tx_collision_frames), 1141 GBENU_STATS_P4(tx_single_coll_frames), 1142 GBENU_STATS_P4(tx_mult_coll_frames), 1143 GBENU_STATS_P4(tx_excessive_collisions), 1144 GBENU_STATS_P4(tx_late_collisions), 1145 GBENU_STATS_P4(rx_ipg_error), 1146 GBENU_STATS_P4(tx_carrier_sense_errors), 1147 GBENU_STATS_P4(tx_bytes), 1148 GBENU_STATS_P4(tx_64B_frames), 1149 GBENU_STATS_P4(tx_65_to_127B_frames), 1150 GBENU_STATS_P4(tx_128_to_255B_frames), 1151 GBENU_STATS_P4(tx_256_to_511B_frames), 1152 GBENU_STATS_P4(tx_512_to_1023B_frames), 1153 GBENU_STATS_P4(tx_1024B_frames), 1154 GBENU_STATS_P4(net_bytes), 1155 GBENU_STATS_P4(rx_bottom_fifo_drop), 1156 GBENU_STATS_P4(rx_port_mask_drop), 1157 GBENU_STATS_P4(rx_top_fifo_drop), 1158 GBENU_STATS_P4(ale_rate_limit_drop), 1159 GBENU_STATS_P4(ale_vid_ingress_drop), 1160 GBENU_STATS_P4(ale_da_eq_sa_drop), 1161 GBENU_STATS_P4(ale_unknown_ucast), 1162 GBENU_STATS_P4(ale_unknown_ucast_bytes), 1163 GBENU_STATS_P4(ale_unknown_mcast), 1164 GBENU_STATS_P4(ale_unknown_mcast_bytes), 1165 GBENU_STATS_P4(ale_unknown_bcast), 1166 GBENU_STATS_P4(ale_unknown_bcast_bytes), 1167 GBENU_STATS_P4(tx_mem_protect_err), 1168 /* GBENU Module 5 */ 1169 GBENU_STATS_P5(rx_good_frames), 1170 GBENU_STATS_P5(rx_broadcast_frames), 1171 GBENU_STATS_P5(rx_multicast_frames), 1172 GBENU_STATS_P5(rx_pause_frames), 1173 GBENU_STATS_P5(rx_crc_errors), 1174 GBENU_STATS_P5(rx_align_code_errors), 1175 GBENU_STATS_P5(rx_oversized_frames), 1176 GBENU_STATS_P5(rx_jabber_frames), 1177 GBENU_STATS_P5(rx_undersized_frames), 1178 GBENU_STATS_P5(rx_fragments), 1179 GBENU_STATS_P5(ale_drop), 1180 GBENU_STATS_P5(ale_overrun_drop), 1181 GBENU_STATS_P5(rx_bytes), 1182 GBENU_STATS_P5(tx_good_frames), 1183 GBENU_STATS_P5(tx_broadcast_frames), 1184 GBENU_STATS_P5(tx_multicast_frames), 1185 GBENU_STATS_P5(tx_pause_frames), 1186 GBENU_STATS_P5(tx_deferred_frames), 1187 GBENU_STATS_P5(tx_collision_frames), 1188 GBENU_STATS_P5(tx_single_coll_frames), 1189 GBENU_STATS_P5(tx_mult_coll_frames), 1190 GBENU_STATS_P5(tx_excessive_collisions), 1191 GBENU_STATS_P5(tx_late_collisions), 1192 GBENU_STATS_P5(rx_ipg_error), 1193 GBENU_STATS_P5(tx_carrier_sense_errors), 1194 GBENU_STATS_P5(tx_bytes), 1195 GBENU_STATS_P5(tx_64B_frames), 1196 GBENU_STATS_P5(tx_65_to_127B_frames), 1197 GBENU_STATS_P5(tx_128_to_255B_frames), 1198 GBENU_STATS_P5(tx_256_to_511B_frames), 1199 GBENU_STATS_P5(tx_512_to_1023B_frames), 1200 GBENU_STATS_P5(tx_1024B_frames), 1201 GBENU_STATS_P5(net_bytes), 1202 GBENU_STATS_P5(rx_bottom_fifo_drop), 1203 GBENU_STATS_P5(rx_port_mask_drop), 1204 GBENU_STATS_P5(rx_top_fifo_drop), 1205 GBENU_STATS_P5(ale_rate_limit_drop), 1206 GBENU_STATS_P5(ale_vid_ingress_drop), 1207 GBENU_STATS_P5(ale_da_eq_sa_drop), 1208 GBENU_STATS_P5(ale_unknown_ucast), 1209 GBENU_STATS_P5(ale_unknown_ucast_bytes), 1210 GBENU_STATS_P5(ale_unknown_mcast), 1211 GBENU_STATS_P5(ale_unknown_mcast_bytes), 1212 GBENU_STATS_P5(ale_unknown_bcast), 1213 GBENU_STATS_P5(ale_unknown_bcast_bytes), 1214 GBENU_STATS_P5(tx_mem_protect_err), 1215 /* GBENU Module 6 */ 1216 GBENU_STATS_P6(rx_good_frames), 1217 GBENU_STATS_P6(rx_broadcast_frames), 1218 GBENU_STATS_P6(rx_multicast_frames), 1219 GBENU_STATS_P6(rx_pause_frames), 1220 GBENU_STATS_P6(rx_crc_errors), 1221 GBENU_STATS_P6(rx_align_code_errors), 1222 GBENU_STATS_P6(rx_oversized_frames), 1223 GBENU_STATS_P6(rx_jabber_frames), 1224 GBENU_STATS_P6(rx_undersized_frames), 1225 GBENU_STATS_P6(rx_fragments), 1226 GBENU_STATS_P6(ale_drop), 1227 GBENU_STATS_P6(ale_overrun_drop), 1228 GBENU_STATS_P6(rx_bytes), 1229 GBENU_STATS_P6(tx_good_frames), 1230 GBENU_STATS_P6(tx_broadcast_frames), 1231 GBENU_STATS_P6(tx_multicast_frames), 1232 GBENU_STATS_P6(tx_pause_frames), 1233 GBENU_STATS_P6(tx_deferred_frames), 1234 GBENU_STATS_P6(tx_collision_frames), 1235 GBENU_STATS_P6(tx_single_coll_frames), 1236 GBENU_STATS_P6(tx_mult_coll_frames), 1237 GBENU_STATS_P6(tx_excessive_collisions), 1238 GBENU_STATS_P6(tx_late_collisions), 1239 GBENU_STATS_P6(rx_ipg_error), 1240 GBENU_STATS_P6(tx_carrier_sense_errors), 1241 GBENU_STATS_P6(tx_bytes), 1242 GBENU_STATS_P6(tx_64B_frames), 1243 GBENU_STATS_P6(tx_65_to_127B_frames), 1244 GBENU_STATS_P6(tx_128_to_255B_frames), 1245 GBENU_STATS_P6(tx_256_to_511B_frames), 1246 GBENU_STATS_P6(tx_512_to_1023B_frames), 1247 GBENU_STATS_P6(tx_1024B_frames), 1248 GBENU_STATS_P6(net_bytes), 1249 GBENU_STATS_P6(rx_bottom_fifo_drop), 1250 GBENU_STATS_P6(rx_port_mask_drop), 1251 GBENU_STATS_P6(rx_top_fifo_drop), 1252 GBENU_STATS_P6(ale_rate_limit_drop), 1253 GBENU_STATS_P6(ale_vid_ingress_drop), 1254 GBENU_STATS_P6(ale_da_eq_sa_drop), 1255 GBENU_STATS_P6(ale_unknown_ucast), 1256 GBENU_STATS_P6(ale_unknown_ucast_bytes), 1257 GBENU_STATS_P6(ale_unknown_mcast), 1258 GBENU_STATS_P6(ale_unknown_mcast_bytes), 1259 GBENU_STATS_P6(ale_unknown_bcast), 1260 GBENU_STATS_P6(ale_unknown_bcast_bytes), 1261 GBENU_STATS_P6(tx_mem_protect_err), 1262 /* GBENU Module 7 */ 1263 GBENU_STATS_P7(rx_good_frames), 1264 GBENU_STATS_P7(rx_broadcast_frames), 1265 GBENU_STATS_P7(rx_multicast_frames), 1266 GBENU_STATS_P7(rx_pause_frames), 1267 GBENU_STATS_P7(rx_crc_errors), 1268 GBENU_STATS_P7(rx_align_code_errors), 1269 GBENU_STATS_P7(rx_oversized_frames), 1270 GBENU_STATS_P7(rx_jabber_frames), 1271 GBENU_STATS_P7(rx_undersized_frames), 1272 GBENU_STATS_P7(rx_fragments), 1273 GBENU_STATS_P7(ale_drop), 1274 GBENU_STATS_P7(ale_overrun_drop), 1275 GBENU_STATS_P7(rx_bytes), 1276 GBENU_STATS_P7(tx_good_frames), 1277 GBENU_STATS_P7(tx_broadcast_frames), 1278 GBENU_STATS_P7(tx_multicast_frames), 1279 GBENU_STATS_P7(tx_pause_frames), 1280 GBENU_STATS_P7(tx_deferred_frames), 1281 GBENU_STATS_P7(tx_collision_frames), 1282 GBENU_STATS_P7(tx_single_coll_frames), 1283 GBENU_STATS_P7(tx_mult_coll_frames), 1284 GBENU_STATS_P7(tx_excessive_collisions), 1285 GBENU_STATS_P7(tx_late_collisions), 1286 GBENU_STATS_P7(rx_ipg_error), 1287 GBENU_STATS_P7(tx_carrier_sense_errors), 1288 GBENU_STATS_P7(tx_bytes), 1289 GBENU_STATS_P7(tx_64B_frames), 1290 GBENU_STATS_P7(tx_65_to_127B_frames), 1291 GBENU_STATS_P7(tx_128_to_255B_frames), 1292 GBENU_STATS_P7(tx_256_to_511B_frames), 1293 GBENU_STATS_P7(tx_512_to_1023B_frames), 1294 GBENU_STATS_P7(tx_1024B_frames), 1295 GBENU_STATS_P7(net_bytes), 1296 GBENU_STATS_P7(rx_bottom_fifo_drop), 1297 GBENU_STATS_P7(rx_port_mask_drop), 1298 GBENU_STATS_P7(rx_top_fifo_drop), 1299 GBENU_STATS_P7(ale_rate_limit_drop), 1300 GBENU_STATS_P7(ale_vid_ingress_drop), 1301 GBENU_STATS_P7(ale_da_eq_sa_drop), 1302 GBENU_STATS_P7(ale_unknown_ucast), 1303 GBENU_STATS_P7(ale_unknown_ucast_bytes), 1304 GBENU_STATS_P7(ale_unknown_mcast), 1305 GBENU_STATS_P7(ale_unknown_mcast_bytes), 1306 GBENU_STATS_P7(ale_unknown_bcast), 1307 GBENU_STATS_P7(ale_unknown_bcast_bytes), 1308 GBENU_STATS_P7(tx_mem_protect_err), 1309 /* GBENU Module 8 */ 1310 GBENU_STATS_P8(rx_good_frames), 1311 GBENU_STATS_P8(rx_broadcast_frames), 1312 GBENU_STATS_P8(rx_multicast_frames), 1313 GBENU_STATS_P8(rx_pause_frames), 1314 GBENU_STATS_P8(rx_crc_errors), 1315 GBENU_STATS_P8(rx_align_code_errors), 1316 GBENU_STATS_P8(rx_oversized_frames), 1317 GBENU_STATS_P8(rx_jabber_frames), 1318 GBENU_STATS_P8(rx_undersized_frames), 1319 GBENU_STATS_P8(rx_fragments), 1320 GBENU_STATS_P8(ale_drop), 1321 GBENU_STATS_P8(ale_overrun_drop), 1322 GBENU_STATS_P8(rx_bytes), 1323 GBENU_STATS_P8(tx_good_frames), 1324 GBENU_STATS_P8(tx_broadcast_frames), 1325 GBENU_STATS_P8(tx_multicast_frames), 1326 GBENU_STATS_P8(tx_pause_frames), 1327 GBENU_STATS_P8(tx_deferred_frames), 1328 GBENU_STATS_P8(tx_collision_frames), 1329 GBENU_STATS_P8(tx_single_coll_frames), 1330 GBENU_STATS_P8(tx_mult_coll_frames), 1331 GBENU_STATS_P8(tx_excessive_collisions), 1332 GBENU_STATS_P8(tx_late_collisions), 1333 GBENU_STATS_P8(rx_ipg_error), 1334 GBENU_STATS_P8(tx_carrier_sense_errors), 1335 GBENU_STATS_P8(tx_bytes), 1336 GBENU_STATS_P8(tx_64B_frames), 1337 GBENU_STATS_P8(tx_65_to_127B_frames), 1338 GBENU_STATS_P8(tx_128_to_255B_frames), 1339 GBENU_STATS_P8(tx_256_to_511B_frames), 1340 GBENU_STATS_P8(tx_512_to_1023B_frames), 1341 GBENU_STATS_P8(tx_1024B_frames), 1342 GBENU_STATS_P8(net_bytes), 1343 GBENU_STATS_P8(rx_bottom_fifo_drop), 1344 GBENU_STATS_P8(rx_port_mask_drop), 1345 GBENU_STATS_P8(rx_top_fifo_drop), 1346 GBENU_STATS_P8(ale_rate_limit_drop), 1347 GBENU_STATS_P8(ale_vid_ingress_drop), 1348 GBENU_STATS_P8(ale_da_eq_sa_drop), 1349 GBENU_STATS_P8(ale_unknown_ucast), 1350 GBENU_STATS_P8(ale_unknown_ucast_bytes), 1351 GBENU_STATS_P8(ale_unknown_mcast), 1352 GBENU_STATS_P8(ale_unknown_mcast_bytes), 1353 GBENU_STATS_P8(ale_unknown_bcast), 1354 GBENU_STATS_P8(ale_unknown_bcast_bytes), 1355 GBENU_STATS_P8(tx_mem_protect_err), 1356 }; 1357 1358 #define XGBE_STATS0_INFO(field) \ 1359 { \ 1360 "GBE_0:"#field, XGBE_STATS0_MODULE, \ 1361 FIELD_SIZEOF(struct xgbe_hw_stats, field), \ 1362 offsetof(struct xgbe_hw_stats, field) \ 1363 } 1364 1365 #define XGBE_STATS1_INFO(field) \ 1366 { \ 1367 "GBE_1:"#field, XGBE_STATS1_MODULE, \ 1368 FIELD_SIZEOF(struct xgbe_hw_stats, field), \ 1369 offsetof(struct xgbe_hw_stats, field) \ 1370 } 1371 1372 #define XGBE_STATS2_INFO(field) \ 1373 { \ 1374 "GBE_2:"#field, XGBE_STATS2_MODULE, \ 1375 FIELD_SIZEOF(struct xgbe_hw_stats, field), \ 1376 offsetof(struct xgbe_hw_stats, field) \ 1377 } 1378 1379 static const struct netcp_ethtool_stat xgbe10_et_stats[] = { 1380 /* GBE module 0 */ 1381 XGBE_STATS0_INFO(rx_good_frames), 1382 XGBE_STATS0_INFO(rx_broadcast_frames), 1383 XGBE_STATS0_INFO(rx_multicast_frames), 1384 XGBE_STATS0_INFO(rx_oversized_frames), 1385 XGBE_STATS0_INFO(rx_undersized_frames), 1386 XGBE_STATS0_INFO(overrun_type4), 1387 XGBE_STATS0_INFO(overrun_type5), 1388 XGBE_STATS0_INFO(rx_bytes), 1389 XGBE_STATS0_INFO(tx_good_frames), 1390 XGBE_STATS0_INFO(tx_broadcast_frames), 1391 XGBE_STATS0_INFO(tx_multicast_frames), 1392 XGBE_STATS0_INFO(tx_bytes), 1393 XGBE_STATS0_INFO(tx_64byte_frames), 1394 XGBE_STATS0_INFO(tx_65_to_127byte_frames), 1395 XGBE_STATS0_INFO(tx_128_to_255byte_frames), 1396 XGBE_STATS0_INFO(tx_256_to_511byte_frames), 1397 XGBE_STATS0_INFO(tx_512_to_1023byte_frames), 1398 XGBE_STATS0_INFO(tx_1024byte_frames), 1399 XGBE_STATS0_INFO(net_bytes), 1400 XGBE_STATS0_INFO(rx_sof_overruns), 1401 XGBE_STATS0_INFO(rx_mof_overruns), 1402 XGBE_STATS0_INFO(rx_dma_overruns), 1403 /* XGBE module 1 */ 1404 XGBE_STATS1_INFO(rx_good_frames), 1405 XGBE_STATS1_INFO(rx_broadcast_frames), 1406 XGBE_STATS1_INFO(rx_multicast_frames), 1407 XGBE_STATS1_INFO(rx_pause_frames), 1408 XGBE_STATS1_INFO(rx_crc_errors), 1409 XGBE_STATS1_INFO(rx_align_code_errors), 1410 XGBE_STATS1_INFO(rx_oversized_frames), 1411 XGBE_STATS1_INFO(rx_jabber_frames), 1412 XGBE_STATS1_INFO(rx_undersized_frames), 1413 XGBE_STATS1_INFO(rx_fragments), 1414 XGBE_STATS1_INFO(overrun_type4), 1415 XGBE_STATS1_INFO(overrun_type5), 1416 XGBE_STATS1_INFO(rx_bytes), 1417 XGBE_STATS1_INFO(tx_good_frames), 1418 XGBE_STATS1_INFO(tx_broadcast_frames), 1419 XGBE_STATS1_INFO(tx_multicast_frames), 1420 XGBE_STATS1_INFO(tx_pause_frames), 1421 XGBE_STATS1_INFO(tx_deferred_frames), 1422 XGBE_STATS1_INFO(tx_collision_frames), 1423 XGBE_STATS1_INFO(tx_single_coll_frames), 1424 XGBE_STATS1_INFO(tx_mult_coll_frames), 1425 XGBE_STATS1_INFO(tx_excessive_collisions), 1426 XGBE_STATS1_INFO(tx_late_collisions), 1427 XGBE_STATS1_INFO(tx_underrun), 1428 XGBE_STATS1_INFO(tx_carrier_sense_errors), 1429 XGBE_STATS1_INFO(tx_bytes), 1430 XGBE_STATS1_INFO(tx_64byte_frames), 1431 XGBE_STATS1_INFO(tx_65_to_127byte_frames), 1432 XGBE_STATS1_INFO(tx_128_to_255byte_frames), 1433 XGBE_STATS1_INFO(tx_256_to_511byte_frames), 1434 XGBE_STATS1_INFO(tx_512_to_1023byte_frames), 1435 XGBE_STATS1_INFO(tx_1024byte_frames), 1436 XGBE_STATS1_INFO(net_bytes), 1437 XGBE_STATS1_INFO(rx_sof_overruns), 1438 XGBE_STATS1_INFO(rx_mof_overruns), 1439 XGBE_STATS1_INFO(rx_dma_overruns), 1440 /* XGBE module 2 */ 1441 XGBE_STATS2_INFO(rx_good_frames), 1442 XGBE_STATS2_INFO(rx_broadcast_frames), 1443 XGBE_STATS2_INFO(rx_multicast_frames), 1444 XGBE_STATS2_INFO(rx_pause_frames), 1445 XGBE_STATS2_INFO(rx_crc_errors), 1446 XGBE_STATS2_INFO(rx_align_code_errors), 1447 XGBE_STATS2_INFO(rx_oversized_frames), 1448 XGBE_STATS2_INFO(rx_jabber_frames), 1449 XGBE_STATS2_INFO(rx_undersized_frames), 1450 XGBE_STATS2_INFO(rx_fragments), 1451 XGBE_STATS2_INFO(overrun_type4), 1452 XGBE_STATS2_INFO(overrun_type5), 1453 XGBE_STATS2_INFO(rx_bytes), 1454 XGBE_STATS2_INFO(tx_good_frames), 1455 XGBE_STATS2_INFO(tx_broadcast_frames), 1456 XGBE_STATS2_INFO(tx_multicast_frames), 1457 XGBE_STATS2_INFO(tx_pause_frames), 1458 XGBE_STATS2_INFO(tx_deferred_frames), 1459 XGBE_STATS2_INFO(tx_collision_frames), 1460 XGBE_STATS2_INFO(tx_single_coll_frames), 1461 XGBE_STATS2_INFO(tx_mult_coll_frames), 1462 XGBE_STATS2_INFO(tx_excessive_collisions), 1463 XGBE_STATS2_INFO(tx_late_collisions), 1464 XGBE_STATS2_INFO(tx_underrun), 1465 XGBE_STATS2_INFO(tx_carrier_sense_errors), 1466 XGBE_STATS2_INFO(tx_bytes), 1467 XGBE_STATS2_INFO(tx_64byte_frames), 1468 XGBE_STATS2_INFO(tx_65_to_127byte_frames), 1469 XGBE_STATS2_INFO(tx_128_to_255byte_frames), 1470 XGBE_STATS2_INFO(tx_256_to_511byte_frames), 1471 XGBE_STATS2_INFO(tx_512_to_1023byte_frames), 1472 XGBE_STATS2_INFO(tx_1024byte_frames), 1473 XGBE_STATS2_INFO(net_bytes), 1474 XGBE_STATS2_INFO(rx_sof_overruns), 1475 XGBE_STATS2_INFO(rx_mof_overruns), 1476 XGBE_STATS2_INFO(rx_dma_overruns), 1477 }; 1478 1479 #define for_each_intf(i, priv) \ 1480 list_for_each_entry((i), &(priv)->gbe_intf_head, gbe_intf_list) 1481 1482 #define for_each_sec_slave(slave, priv) \ 1483 list_for_each_entry((slave), &(priv)->secondary_slaves, slave_list) 1484 1485 #define first_sec_slave(priv) \ 1486 list_first_entry(&priv->secondary_slaves, \ 1487 struct gbe_slave, slave_list) 1488 1489 static void keystone_get_drvinfo(struct net_device *ndev, 1490 struct ethtool_drvinfo *info) 1491 { 1492 strncpy(info->driver, NETCP_DRIVER_NAME, sizeof(info->driver)); 1493 strncpy(info->version, NETCP_DRIVER_VERSION, sizeof(info->version)); 1494 } 1495 1496 static u32 keystone_get_msglevel(struct net_device *ndev) 1497 { 1498 struct netcp_intf *netcp = netdev_priv(ndev); 1499 1500 return netcp->msg_enable; 1501 } 1502 1503 static void keystone_set_msglevel(struct net_device *ndev, u32 value) 1504 { 1505 struct netcp_intf *netcp = netdev_priv(ndev); 1506 1507 netcp->msg_enable = value; 1508 } 1509 1510 static void keystone_get_stat_strings(struct net_device *ndev, 1511 uint32_t stringset, uint8_t *data) 1512 { 1513 struct netcp_intf *netcp = netdev_priv(ndev); 1514 struct gbe_intf *gbe_intf; 1515 struct gbe_priv *gbe_dev; 1516 int i; 1517 1518 gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp); 1519 if (!gbe_intf) 1520 return; 1521 gbe_dev = gbe_intf->gbe_dev; 1522 1523 switch (stringset) { 1524 case ETH_SS_STATS: 1525 for (i = 0; i < gbe_dev->num_et_stats; i++) { 1526 memcpy(data, gbe_dev->et_stats[i].desc, 1527 ETH_GSTRING_LEN); 1528 data += ETH_GSTRING_LEN; 1529 } 1530 break; 1531 case ETH_SS_TEST: 1532 break; 1533 } 1534 } 1535 1536 static int keystone_get_sset_count(struct net_device *ndev, int stringset) 1537 { 1538 struct netcp_intf *netcp = netdev_priv(ndev); 1539 struct gbe_intf *gbe_intf; 1540 struct gbe_priv *gbe_dev; 1541 1542 gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp); 1543 if (!gbe_intf) 1544 return -EINVAL; 1545 gbe_dev = gbe_intf->gbe_dev; 1546 1547 switch (stringset) { 1548 case ETH_SS_TEST: 1549 return 0; 1550 case ETH_SS_STATS: 1551 return gbe_dev->num_et_stats; 1552 default: 1553 return -EINVAL; 1554 } 1555 } 1556 1557 static void gbe_update_stats(struct gbe_priv *gbe_dev, uint64_t *data) 1558 { 1559 void __iomem *base = NULL; 1560 u32 __iomem *p; 1561 u32 tmp = 0; 1562 int i; 1563 1564 for (i = 0; i < gbe_dev->num_et_stats; i++) { 1565 base = gbe_dev->hw_stats_regs[gbe_dev->et_stats[i].type]; 1566 p = base + gbe_dev->et_stats[i].offset; 1567 tmp = readl(p); 1568 gbe_dev->hw_stats[i] = gbe_dev->hw_stats[i] + tmp; 1569 if (data) 1570 data[i] = gbe_dev->hw_stats[i]; 1571 /* write-to-decrement: 1572 * new register value = old register value - write value 1573 */ 1574 writel(tmp, p); 1575 } 1576 } 1577 1578 static void gbe_update_stats_ver14(struct gbe_priv *gbe_dev, uint64_t *data) 1579 { 1580 void __iomem *gbe_statsa = gbe_dev->hw_stats_regs[0]; 1581 void __iomem *gbe_statsb = gbe_dev->hw_stats_regs[1]; 1582 u64 *hw_stats = &gbe_dev->hw_stats[0]; 1583 void __iomem *base = NULL; 1584 u32 __iomem *p; 1585 u32 tmp = 0, val, pair_size = (gbe_dev->num_et_stats / 2); 1586 int i, j, pair; 1587 1588 for (pair = 0; pair < 2; pair++) { 1589 val = readl(GBE_REG_ADDR(gbe_dev, switch_regs, stat_port_en)); 1590 1591 if (pair == 0) 1592 val &= ~GBE_STATS_CD_SEL; 1593 else 1594 val |= GBE_STATS_CD_SEL; 1595 1596 /* make the stat modules visible */ 1597 writel(val, GBE_REG_ADDR(gbe_dev, switch_regs, stat_port_en)); 1598 1599 for (i = 0; i < pair_size; i++) { 1600 j = pair * pair_size + i; 1601 switch (gbe_dev->et_stats[j].type) { 1602 case GBE_STATSA_MODULE: 1603 case GBE_STATSC_MODULE: 1604 base = gbe_statsa; 1605 break; 1606 case GBE_STATSB_MODULE: 1607 case GBE_STATSD_MODULE: 1608 base = gbe_statsb; 1609 break; 1610 } 1611 1612 p = base + gbe_dev->et_stats[j].offset; 1613 tmp = readl(p); 1614 hw_stats[j] += tmp; 1615 if (data) 1616 data[j] = hw_stats[j]; 1617 /* write-to-decrement: 1618 * new register value = old register value - write value 1619 */ 1620 writel(tmp, p); 1621 } 1622 } 1623 } 1624 1625 static void keystone_get_ethtool_stats(struct net_device *ndev, 1626 struct ethtool_stats *stats, 1627 uint64_t *data) 1628 { 1629 struct netcp_intf *netcp = netdev_priv(ndev); 1630 struct gbe_intf *gbe_intf; 1631 struct gbe_priv *gbe_dev; 1632 1633 gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp); 1634 if (!gbe_intf) 1635 return; 1636 1637 gbe_dev = gbe_intf->gbe_dev; 1638 spin_lock_bh(&gbe_dev->hw_stats_lock); 1639 if (gbe_dev->ss_version == GBE_SS_VERSION_14) 1640 gbe_update_stats_ver14(gbe_dev, data); 1641 else 1642 gbe_update_stats(gbe_dev, data); 1643 spin_unlock_bh(&gbe_dev->hw_stats_lock); 1644 } 1645 1646 static int keystone_get_settings(struct net_device *ndev, 1647 struct ethtool_cmd *cmd) 1648 { 1649 struct netcp_intf *netcp = netdev_priv(ndev); 1650 struct phy_device *phy = ndev->phydev; 1651 struct gbe_intf *gbe_intf; 1652 int ret; 1653 1654 if (!phy) 1655 return -EINVAL; 1656 1657 gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp); 1658 if (!gbe_intf) 1659 return -EINVAL; 1660 1661 if (!gbe_intf->slave) 1662 return -EINVAL; 1663 1664 ret = phy_ethtool_gset(phy, cmd); 1665 if (!ret) 1666 cmd->port = gbe_intf->slave->phy_port_t; 1667 1668 return ret; 1669 } 1670 1671 static int keystone_set_settings(struct net_device *ndev, 1672 struct ethtool_cmd *cmd) 1673 { 1674 struct netcp_intf *netcp = netdev_priv(ndev); 1675 struct phy_device *phy = ndev->phydev; 1676 struct gbe_intf *gbe_intf; 1677 u32 features = cmd->advertising & cmd->supported; 1678 1679 if (!phy) 1680 return -EINVAL; 1681 1682 gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp); 1683 if (!gbe_intf) 1684 return -EINVAL; 1685 1686 if (!gbe_intf->slave) 1687 return -EINVAL; 1688 1689 if (cmd->port != gbe_intf->slave->phy_port_t) { 1690 if ((cmd->port == PORT_TP) && !(features & ADVERTISED_TP)) 1691 return -EINVAL; 1692 1693 if ((cmd->port == PORT_AUI) && !(features & ADVERTISED_AUI)) 1694 return -EINVAL; 1695 1696 if ((cmd->port == PORT_BNC) && !(features & ADVERTISED_BNC)) 1697 return -EINVAL; 1698 1699 if ((cmd->port == PORT_MII) && !(features & ADVERTISED_MII)) 1700 return -EINVAL; 1701 1702 if ((cmd->port == PORT_FIBRE) && !(features & ADVERTISED_FIBRE)) 1703 return -EINVAL; 1704 } 1705 1706 gbe_intf->slave->phy_port_t = cmd->port; 1707 return phy_ethtool_sset(phy, cmd); 1708 } 1709 1710 static const struct ethtool_ops keystone_ethtool_ops = { 1711 .get_drvinfo = keystone_get_drvinfo, 1712 .get_link = ethtool_op_get_link, 1713 .get_msglevel = keystone_get_msglevel, 1714 .set_msglevel = keystone_set_msglevel, 1715 .get_strings = keystone_get_stat_strings, 1716 .get_sset_count = keystone_get_sset_count, 1717 .get_ethtool_stats = keystone_get_ethtool_stats, 1718 .get_settings = keystone_get_settings, 1719 .set_settings = keystone_set_settings, 1720 }; 1721 1722 #define mac_hi(mac) (((mac)[0] << 0) | ((mac)[1] << 8) | \ 1723 ((mac)[2] << 16) | ((mac)[3] << 24)) 1724 #define mac_lo(mac) (((mac)[4] << 0) | ((mac)[5] << 8)) 1725 1726 static void gbe_set_slave_mac(struct gbe_slave *slave, 1727 struct gbe_intf *gbe_intf) 1728 { 1729 struct net_device *ndev = gbe_intf->ndev; 1730 1731 writel(mac_hi(ndev->dev_addr), GBE_REG_ADDR(slave, port_regs, sa_hi)); 1732 writel(mac_lo(ndev->dev_addr), GBE_REG_ADDR(slave, port_regs, sa_lo)); 1733 } 1734 1735 static int gbe_get_slave_port(struct gbe_priv *priv, u32 slave_num) 1736 { 1737 if (priv->host_port == 0) 1738 return slave_num + 1; 1739 1740 return slave_num; 1741 } 1742 1743 static void netcp_ethss_link_state_action(struct gbe_priv *gbe_dev, 1744 struct net_device *ndev, 1745 struct gbe_slave *slave, 1746 int up) 1747 { 1748 struct phy_device *phy = slave->phy; 1749 u32 mac_control = 0; 1750 1751 if (up) { 1752 mac_control = slave->mac_control; 1753 if (phy && (phy->speed == SPEED_1000)) { 1754 mac_control |= MACSL_GIG_MODE; 1755 mac_control &= ~MACSL_XGIG_MODE; 1756 } else if (phy && (phy->speed == SPEED_10000)) { 1757 mac_control |= MACSL_XGIG_MODE; 1758 mac_control &= ~MACSL_GIG_MODE; 1759 } 1760 1761 writel(mac_control, GBE_REG_ADDR(slave, emac_regs, 1762 mac_control)); 1763 1764 cpsw_ale_control_set(gbe_dev->ale, slave->port_num, 1765 ALE_PORT_STATE, 1766 ALE_PORT_STATE_FORWARD); 1767 1768 if (ndev && slave->open && 1769 slave->link_interface != SGMII_LINK_MAC_PHY && 1770 slave->link_interface != XGMII_LINK_MAC_PHY) 1771 netif_carrier_on(ndev); 1772 } else { 1773 writel(mac_control, GBE_REG_ADDR(slave, emac_regs, 1774 mac_control)); 1775 cpsw_ale_control_set(gbe_dev->ale, slave->port_num, 1776 ALE_PORT_STATE, 1777 ALE_PORT_STATE_DISABLE); 1778 if (ndev && 1779 slave->link_interface != SGMII_LINK_MAC_PHY && 1780 slave->link_interface != XGMII_LINK_MAC_PHY) 1781 netif_carrier_off(ndev); 1782 } 1783 1784 if (phy) 1785 phy_print_status(phy); 1786 } 1787 1788 static bool gbe_phy_link_status(struct gbe_slave *slave) 1789 { 1790 return !slave->phy || slave->phy->link; 1791 } 1792 1793 static void netcp_ethss_update_link_state(struct gbe_priv *gbe_dev, 1794 struct gbe_slave *slave, 1795 struct net_device *ndev) 1796 { 1797 int sp = slave->slave_num; 1798 int phy_link_state, sgmii_link_state = 1, link_state; 1799 1800 if (!slave->open) 1801 return; 1802 1803 if (!SLAVE_LINK_IS_XGMII(slave)) { 1804 if (gbe_dev->ss_version == GBE_SS_VERSION_14) 1805 sgmii_link_state = 1806 netcp_sgmii_get_port_link(SGMII_BASE(sp), sp); 1807 else 1808 sgmii_link_state = 1809 netcp_sgmii_get_port_link( 1810 gbe_dev->sgmii_port_regs, sp); 1811 } 1812 1813 phy_link_state = gbe_phy_link_status(slave); 1814 link_state = phy_link_state & sgmii_link_state; 1815 1816 if (atomic_xchg(&slave->link_state, link_state) != link_state) 1817 netcp_ethss_link_state_action(gbe_dev, ndev, slave, 1818 link_state); 1819 } 1820 1821 static void xgbe_adjust_link(struct net_device *ndev) 1822 { 1823 struct netcp_intf *netcp = netdev_priv(ndev); 1824 struct gbe_intf *gbe_intf; 1825 1826 gbe_intf = netcp_module_get_intf_data(&xgbe_module, netcp); 1827 if (!gbe_intf) 1828 return; 1829 1830 netcp_ethss_update_link_state(gbe_intf->gbe_dev, gbe_intf->slave, 1831 ndev); 1832 } 1833 1834 static void gbe_adjust_link(struct net_device *ndev) 1835 { 1836 struct netcp_intf *netcp = netdev_priv(ndev); 1837 struct gbe_intf *gbe_intf; 1838 1839 gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp); 1840 if (!gbe_intf) 1841 return; 1842 1843 netcp_ethss_update_link_state(gbe_intf->gbe_dev, gbe_intf->slave, 1844 ndev); 1845 } 1846 1847 static void gbe_adjust_link_sec_slaves(struct net_device *ndev) 1848 { 1849 struct gbe_priv *gbe_dev = netdev_priv(ndev); 1850 struct gbe_slave *slave; 1851 1852 for_each_sec_slave(slave, gbe_dev) 1853 netcp_ethss_update_link_state(gbe_dev, slave, NULL); 1854 } 1855 1856 /* Reset EMAC 1857 * Soft reset is set and polled until clear, or until a timeout occurs 1858 */ 1859 static int gbe_port_reset(struct gbe_slave *slave) 1860 { 1861 u32 i, v; 1862 1863 /* Set the soft reset bit */ 1864 writel(SOFT_RESET, GBE_REG_ADDR(slave, emac_regs, soft_reset)); 1865 1866 /* Wait for the bit to clear */ 1867 for (i = 0; i < DEVICE_EMACSL_RESET_POLL_COUNT; i++) { 1868 v = readl(GBE_REG_ADDR(slave, emac_regs, soft_reset)); 1869 if ((v & SOFT_RESET_MASK) != SOFT_RESET) 1870 return 0; 1871 } 1872 1873 /* Timeout on the reset */ 1874 return GMACSL_RET_WARN_RESET_INCOMPLETE; 1875 } 1876 1877 /* Configure EMAC */ 1878 static void gbe_port_config(struct gbe_priv *gbe_dev, struct gbe_slave *slave, 1879 int max_rx_len) 1880 { 1881 void __iomem *rx_maxlen_reg; 1882 u32 xgmii_mode; 1883 1884 if (max_rx_len > NETCP_MAX_FRAME_SIZE) 1885 max_rx_len = NETCP_MAX_FRAME_SIZE; 1886 1887 /* Enable correct MII mode at SS level */ 1888 if ((gbe_dev->ss_version == XGBE_SS_VERSION_10) && 1889 (slave->link_interface >= XGMII_LINK_MAC_PHY)) { 1890 xgmii_mode = readl(GBE_REG_ADDR(gbe_dev, ss_regs, control)); 1891 xgmii_mode |= (1 << slave->slave_num); 1892 writel(xgmii_mode, GBE_REG_ADDR(gbe_dev, ss_regs, control)); 1893 } 1894 1895 if (IS_SS_ID_MU(gbe_dev)) 1896 rx_maxlen_reg = GBE_REG_ADDR(slave, port_regs, rx_maxlen); 1897 else 1898 rx_maxlen_reg = GBE_REG_ADDR(slave, emac_regs, rx_maxlen); 1899 1900 writel(max_rx_len, rx_maxlen_reg); 1901 writel(slave->mac_control, GBE_REG_ADDR(slave, emac_regs, mac_control)); 1902 } 1903 1904 static void gbe_slave_stop(struct gbe_intf *intf) 1905 { 1906 struct gbe_priv *gbe_dev = intf->gbe_dev; 1907 struct gbe_slave *slave = intf->slave; 1908 1909 gbe_port_reset(slave); 1910 /* Disable forwarding */ 1911 cpsw_ale_control_set(gbe_dev->ale, slave->port_num, 1912 ALE_PORT_STATE, ALE_PORT_STATE_DISABLE); 1913 cpsw_ale_del_mcast(gbe_dev->ale, intf->ndev->broadcast, 1914 1 << slave->port_num, 0, 0); 1915 1916 if (!slave->phy) 1917 return; 1918 1919 phy_stop(slave->phy); 1920 phy_disconnect(slave->phy); 1921 slave->phy = NULL; 1922 } 1923 1924 static void gbe_sgmii_config(struct gbe_priv *priv, struct gbe_slave *slave) 1925 { 1926 void __iomem *sgmii_port_regs; 1927 1928 sgmii_port_regs = priv->sgmii_port_regs; 1929 if ((priv->ss_version == GBE_SS_VERSION_14) && (slave->slave_num >= 2)) 1930 sgmii_port_regs = priv->sgmii_port34_regs; 1931 1932 if (!SLAVE_LINK_IS_XGMII(slave)) { 1933 netcp_sgmii_reset(sgmii_port_regs, slave->slave_num); 1934 netcp_sgmii_config(sgmii_port_regs, slave->slave_num, 1935 slave->link_interface); 1936 } 1937 } 1938 1939 static int gbe_slave_open(struct gbe_intf *gbe_intf) 1940 { 1941 struct gbe_priv *priv = gbe_intf->gbe_dev; 1942 struct gbe_slave *slave = gbe_intf->slave; 1943 phy_interface_t phy_mode; 1944 bool has_phy = false; 1945 1946 void (*hndlr)(struct net_device *) = gbe_adjust_link; 1947 1948 gbe_sgmii_config(priv, slave); 1949 gbe_port_reset(slave); 1950 gbe_port_config(priv, slave, priv->rx_packet_max); 1951 gbe_set_slave_mac(slave, gbe_intf); 1952 /* enable forwarding */ 1953 cpsw_ale_control_set(priv->ale, slave->port_num, 1954 ALE_PORT_STATE, ALE_PORT_STATE_FORWARD); 1955 cpsw_ale_add_mcast(priv->ale, gbe_intf->ndev->broadcast, 1956 1 << slave->port_num, 0, 0, ALE_MCAST_FWD_2); 1957 1958 if (slave->link_interface == SGMII_LINK_MAC_PHY) { 1959 has_phy = true; 1960 phy_mode = PHY_INTERFACE_MODE_SGMII; 1961 slave->phy_port_t = PORT_MII; 1962 } else if (slave->link_interface == XGMII_LINK_MAC_PHY) { 1963 has_phy = true; 1964 phy_mode = PHY_INTERFACE_MODE_NA; 1965 slave->phy_port_t = PORT_FIBRE; 1966 } 1967 1968 if (has_phy) { 1969 if (priv->ss_version == XGBE_SS_VERSION_10) 1970 hndlr = xgbe_adjust_link; 1971 1972 slave->phy = of_phy_connect(gbe_intf->ndev, 1973 slave->phy_node, 1974 hndlr, 0, 1975 phy_mode); 1976 if (!slave->phy) { 1977 dev_err(priv->dev, "phy not found on slave %d\n", 1978 slave->slave_num); 1979 return -ENODEV; 1980 } 1981 dev_dbg(priv->dev, "phy found: id is: 0x%s\n", 1982 dev_name(&slave->phy->dev)); 1983 phy_start(slave->phy); 1984 phy_read_status(slave->phy); 1985 } 1986 return 0; 1987 } 1988 1989 static void gbe_init_host_port(struct gbe_priv *priv) 1990 { 1991 int bypass_en = 1; 1992 1993 /* Host Tx Pri */ 1994 if (IS_SS_ID_NU(priv)) 1995 writel(HOST_TX_PRI_MAP_DEFAULT, 1996 GBE_REG_ADDR(priv, host_port_regs, tx_pri_map)); 1997 1998 /* Max length register */ 1999 writel(NETCP_MAX_FRAME_SIZE, GBE_REG_ADDR(priv, host_port_regs, 2000 rx_maxlen)); 2001 2002 cpsw_ale_start(priv->ale); 2003 2004 if (priv->enable_ale) 2005 bypass_en = 0; 2006 2007 cpsw_ale_control_set(priv->ale, 0, ALE_BYPASS, bypass_en); 2008 2009 cpsw_ale_control_set(priv->ale, 0, ALE_NO_PORT_VLAN, 1); 2010 2011 cpsw_ale_control_set(priv->ale, priv->host_port, 2012 ALE_PORT_STATE, ALE_PORT_STATE_FORWARD); 2013 2014 cpsw_ale_control_set(priv->ale, 0, 2015 ALE_PORT_UNKNOWN_VLAN_MEMBER, 2016 GBE_PORT_MASK(priv->ale_ports)); 2017 2018 cpsw_ale_control_set(priv->ale, 0, 2019 ALE_PORT_UNKNOWN_MCAST_FLOOD, 2020 GBE_PORT_MASK(priv->ale_ports - 1)); 2021 2022 cpsw_ale_control_set(priv->ale, 0, 2023 ALE_PORT_UNKNOWN_REG_MCAST_FLOOD, 2024 GBE_PORT_MASK(priv->ale_ports)); 2025 2026 cpsw_ale_control_set(priv->ale, 0, 2027 ALE_PORT_UNTAGGED_EGRESS, 2028 GBE_PORT_MASK(priv->ale_ports)); 2029 } 2030 2031 static void gbe_add_mcast_addr(struct gbe_intf *gbe_intf, u8 *addr) 2032 { 2033 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev; 2034 u16 vlan_id; 2035 2036 cpsw_ale_add_mcast(gbe_dev->ale, addr, 2037 GBE_PORT_MASK(gbe_dev->ale_ports), 0, 0, 2038 ALE_MCAST_FWD_2); 2039 for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID) { 2040 cpsw_ale_add_mcast(gbe_dev->ale, addr, 2041 GBE_PORT_MASK(gbe_dev->ale_ports), 2042 ALE_VLAN, vlan_id, ALE_MCAST_FWD_2); 2043 } 2044 } 2045 2046 static void gbe_add_ucast_addr(struct gbe_intf *gbe_intf, u8 *addr) 2047 { 2048 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev; 2049 u16 vlan_id; 2050 2051 cpsw_ale_add_ucast(gbe_dev->ale, addr, gbe_dev->host_port, 0, 0); 2052 2053 for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID) 2054 cpsw_ale_add_ucast(gbe_dev->ale, addr, gbe_dev->host_port, 2055 ALE_VLAN, vlan_id); 2056 } 2057 2058 static void gbe_del_mcast_addr(struct gbe_intf *gbe_intf, u8 *addr) 2059 { 2060 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev; 2061 u16 vlan_id; 2062 2063 cpsw_ale_del_mcast(gbe_dev->ale, addr, 0, 0, 0); 2064 2065 for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID) { 2066 cpsw_ale_del_mcast(gbe_dev->ale, addr, 0, ALE_VLAN, vlan_id); 2067 } 2068 } 2069 2070 static void gbe_del_ucast_addr(struct gbe_intf *gbe_intf, u8 *addr) 2071 { 2072 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev; 2073 u16 vlan_id; 2074 2075 cpsw_ale_del_ucast(gbe_dev->ale, addr, gbe_dev->host_port, 0, 0); 2076 2077 for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID) { 2078 cpsw_ale_del_ucast(gbe_dev->ale, addr, gbe_dev->host_port, 2079 ALE_VLAN, vlan_id); 2080 } 2081 } 2082 2083 static int gbe_add_addr(void *intf_priv, struct netcp_addr *naddr) 2084 { 2085 struct gbe_intf *gbe_intf = intf_priv; 2086 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev; 2087 2088 dev_dbg(gbe_dev->dev, "ethss adding address %pM, type %d\n", 2089 naddr->addr, naddr->type); 2090 2091 switch (naddr->type) { 2092 case ADDR_MCAST: 2093 case ADDR_BCAST: 2094 gbe_add_mcast_addr(gbe_intf, naddr->addr); 2095 break; 2096 case ADDR_UCAST: 2097 case ADDR_DEV: 2098 gbe_add_ucast_addr(gbe_intf, naddr->addr); 2099 break; 2100 case ADDR_ANY: 2101 /* nothing to do for promiscuous */ 2102 default: 2103 break; 2104 } 2105 2106 return 0; 2107 } 2108 2109 static int gbe_del_addr(void *intf_priv, struct netcp_addr *naddr) 2110 { 2111 struct gbe_intf *gbe_intf = intf_priv; 2112 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev; 2113 2114 dev_dbg(gbe_dev->dev, "ethss deleting address %pM, type %d\n", 2115 naddr->addr, naddr->type); 2116 2117 switch (naddr->type) { 2118 case ADDR_MCAST: 2119 case ADDR_BCAST: 2120 gbe_del_mcast_addr(gbe_intf, naddr->addr); 2121 break; 2122 case ADDR_UCAST: 2123 case ADDR_DEV: 2124 gbe_del_ucast_addr(gbe_intf, naddr->addr); 2125 break; 2126 case ADDR_ANY: 2127 /* nothing to do for promiscuous */ 2128 default: 2129 break; 2130 } 2131 2132 return 0; 2133 } 2134 2135 static int gbe_add_vid(void *intf_priv, int vid) 2136 { 2137 struct gbe_intf *gbe_intf = intf_priv; 2138 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev; 2139 2140 set_bit(vid, gbe_intf->active_vlans); 2141 2142 cpsw_ale_add_vlan(gbe_dev->ale, vid, 2143 GBE_PORT_MASK(gbe_dev->ale_ports), 2144 GBE_MASK_NO_PORTS, 2145 GBE_PORT_MASK(gbe_dev->ale_ports), 2146 GBE_PORT_MASK(gbe_dev->ale_ports - 1)); 2147 2148 return 0; 2149 } 2150 2151 static int gbe_del_vid(void *intf_priv, int vid) 2152 { 2153 struct gbe_intf *gbe_intf = intf_priv; 2154 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev; 2155 2156 cpsw_ale_del_vlan(gbe_dev->ale, vid, 0); 2157 clear_bit(vid, gbe_intf->active_vlans); 2158 return 0; 2159 } 2160 2161 static int gbe_ioctl(void *intf_priv, struct ifreq *req, int cmd) 2162 { 2163 struct gbe_intf *gbe_intf = intf_priv; 2164 struct phy_device *phy = gbe_intf->slave->phy; 2165 int ret = -EOPNOTSUPP; 2166 2167 if (phy) 2168 ret = phy_mii_ioctl(phy, req, cmd); 2169 2170 return ret; 2171 } 2172 2173 static void netcp_ethss_timer(unsigned long arg) 2174 { 2175 struct gbe_priv *gbe_dev = (struct gbe_priv *)arg; 2176 struct gbe_intf *gbe_intf; 2177 struct gbe_slave *slave; 2178 2179 /* Check & update SGMII link state of interfaces */ 2180 for_each_intf(gbe_intf, gbe_dev) { 2181 if (!gbe_intf->slave->open) 2182 continue; 2183 netcp_ethss_update_link_state(gbe_dev, gbe_intf->slave, 2184 gbe_intf->ndev); 2185 } 2186 2187 /* Check & update SGMII link state of secondary ports */ 2188 for_each_sec_slave(slave, gbe_dev) { 2189 netcp_ethss_update_link_state(gbe_dev, slave, NULL); 2190 } 2191 2192 spin_lock_bh(&gbe_dev->hw_stats_lock); 2193 2194 if (gbe_dev->ss_version == GBE_SS_VERSION_14) 2195 gbe_update_stats_ver14(gbe_dev, NULL); 2196 else 2197 gbe_update_stats(gbe_dev, NULL); 2198 2199 spin_unlock_bh(&gbe_dev->hw_stats_lock); 2200 2201 gbe_dev->timer.expires = jiffies + GBE_TIMER_INTERVAL; 2202 add_timer(&gbe_dev->timer); 2203 } 2204 2205 static int gbe_tx_hook(int order, void *data, struct netcp_packet *p_info) 2206 { 2207 struct gbe_intf *gbe_intf = data; 2208 2209 p_info->tx_pipe = &gbe_intf->tx_pipe; 2210 return 0; 2211 } 2212 2213 static int gbe_open(void *intf_priv, struct net_device *ndev) 2214 { 2215 struct gbe_intf *gbe_intf = intf_priv; 2216 struct gbe_priv *gbe_dev = gbe_intf->gbe_dev; 2217 struct netcp_intf *netcp = netdev_priv(ndev); 2218 struct gbe_slave *slave = gbe_intf->slave; 2219 int port_num = slave->port_num; 2220 u32 reg; 2221 int ret; 2222 2223 reg = readl(GBE_REG_ADDR(gbe_dev, switch_regs, id_ver)); 2224 dev_dbg(gbe_dev->dev, "initializing gbe version %d.%d (%d) GBE identification value 0x%x\n", 2225 GBE_MAJOR_VERSION(reg), GBE_MINOR_VERSION(reg), 2226 GBE_RTL_VERSION(reg), GBE_IDENT(reg)); 2227 2228 /* For 10G and on NetCP 1.5, use directed to port */ 2229 if ((gbe_dev->ss_version == XGBE_SS_VERSION_10) || IS_SS_ID_MU(gbe_dev)) 2230 gbe_intf->tx_pipe.flags = SWITCH_TO_PORT_IN_TAGINFO; 2231 2232 if (gbe_dev->enable_ale) 2233 gbe_intf->tx_pipe.switch_to_port = 0; 2234 else 2235 gbe_intf->tx_pipe.switch_to_port = port_num; 2236 2237 dev_dbg(gbe_dev->dev, 2238 "opened TX channel %s: %p with to port %d, flags %d\n", 2239 gbe_intf->tx_pipe.dma_chan_name, 2240 gbe_intf->tx_pipe.dma_channel, 2241 gbe_intf->tx_pipe.switch_to_port, 2242 gbe_intf->tx_pipe.flags); 2243 2244 gbe_slave_stop(gbe_intf); 2245 2246 /* disable priority elevation and enable statistics on all ports */ 2247 writel(0, GBE_REG_ADDR(gbe_dev, switch_regs, ptype)); 2248 2249 /* Control register */ 2250 writel(GBE_CTL_P0_ENABLE, GBE_REG_ADDR(gbe_dev, switch_regs, control)); 2251 2252 /* All statistics enabled and STAT AB visible by default */ 2253 writel(gbe_dev->stats_en_mask, GBE_REG_ADDR(gbe_dev, switch_regs, 2254 stat_port_en)); 2255 2256 ret = gbe_slave_open(gbe_intf); 2257 if (ret) 2258 goto fail; 2259 2260 netcp_register_txhook(netcp, GBE_TXHOOK_ORDER, gbe_tx_hook, 2261 gbe_intf); 2262 2263 slave->open = true; 2264 netcp_ethss_update_link_state(gbe_dev, slave, ndev); 2265 return 0; 2266 2267 fail: 2268 gbe_slave_stop(gbe_intf); 2269 return ret; 2270 } 2271 2272 static int gbe_close(void *intf_priv, struct net_device *ndev) 2273 { 2274 struct gbe_intf *gbe_intf = intf_priv; 2275 struct netcp_intf *netcp = netdev_priv(ndev); 2276 2277 gbe_slave_stop(gbe_intf); 2278 netcp_unregister_txhook(netcp, GBE_TXHOOK_ORDER, gbe_tx_hook, 2279 gbe_intf); 2280 2281 gbe_intf->slave->open = false; 2282 atomic_set(&gbe_intf->slave->link_state, NETCP_LINK_STATE_INVALID); 2283 return 0; 2284 } 2285 2286 static int init_slave(struct gbe_priv *gbe_dev, struct gbe_slave *slave, 2287 struct device_node *node) 2288 { 2289 int port_reg_num; 2290 u32 port_reg_ofs, emac_reg_ofs; 2291 u32 port_reg_blk_sz, emac_reg_blk_sz; 2292 2293 if (of_property_read_u32(node, "slave-port", &slave->slave_num)) { 2294 dev_err(gbe_dev->dev, "missing slave-port parameter\n"); 2295 return -EINVAL; 2296 } 2297 2298 if (of_property_read_u32(node, "link-interface", 2299 &slave->link_interface)) { 2300 dev_warn(gbe_dev->dev, 2301 "missing link-interface value defaulting to 1G mac-phy link\n"); 2302 slave->link_interface = SGMII_LINK_MAC_PHY; 2303 } 2304 2305 slave->open = false; 2306 slave->phy_node = of_parse_phandle(node, "phy-handle", 0); 2307 slave->port_num = gbe_get_slave_port(gbe_dev, slave->slave_num); 2308 2309 if (slave->link_interface >= XGMII_LINK_MAC_PHY) 2310 slave->mac_control = GBE_DEF_10G_MAC_CONTROL; 2311 else 2312 slave->mac_control = GBE_DEF_1G_MAC_CONTROL; 2313 2314 /* Emac regs memmap are contiguous but port regs are not */ 2315 port_reg_num = slave->slave_num; 2316 if (gbe_dev->ss_version == GBE_SS_VERSION_14) { 2317 if (slave->slave_num > 1) { 2318 port_reg_ofs = GBE13_SLAVE_PORT2_OFFSET; 2319 port_reg_num -= 2; 2320 } else { 2321 port_reg_ofs = GBE13_SLAVE_PORT_OFFSET; 2322 } 2323 emac_reg_ofs = GBE13_EMAC_OFFSET; 2324 port_reg_blk_sz = 0x30; 2325 emac_reg_blk_sz = 0x40; 2326 } else if (IS_SS_ID_MU(gbe_dev)) { 2327 port_reg_ofs = GBENU_SLAVE_PORT_OFFSET; 2328 emac_reg_ofs = GBENU_EMAC_OFFSET; 2329 port_reg_blk_sz = 0x1000; 2330 emac_reg_blk_sz = 0x1000; 2331 } else if (gbe_dev->ss_version == XGBE_SS_VERSION_10) { 2332 port_reg_ofs = XGBE10_SLAVE_PORT_OFFSET; 2333 emac_reg_ofs = XGBE10_EMAC_OFFSET; 2334 port_reg_blk_sz = 0x30; 2335 emac_reg_blk_sz = 0x40; 2336 } else { 2337 dev_err(gbe_dev->dev, "unknown ethss(0x%x)\n", 2338 gbe_dev->ss_version); 2339 return -EINVAL; 2340 } 2341 2342 slave->port_regs = gbe_dev->switch_regs + port_reg_ofs + 2343 (port_reg_blk_sz * port_reg_num); 2344 slave->emac_regs = gbe_dev->switch_regs + emac_reg_ofs + 2345 (emac_reg_blk_sz * slave->slave_num); 2346 2347 if (gbe_dev->ss_version == GBE_SS_VERSION_14) { 2348 /* Initialize slave port register offsets */ 2349 GBE_SET_REG_OFS(slave, port_regs, port_vlan); 2350 GBE_SET_REG_OFS(slave, port_regs, tx_pri_map); 2351 GBE_SET_REG_OFS(slave, port_regs, sa_lo); 2352 GBE_SET_REG_OFS(slave, port_regs, sa_hi); 2353 GBE_SET_REG_OFS(slave, port_regs, ts_ctl); 2354 GBE_SET_REG_OFS(slave, port_regs, ts_seq_ltype); 2355 GBE_SET_REG_OFS(slave, port_regs, ts_vlan); 2356 GBE_SET_REG_OFS(slave, port_regs, ts_ctl_ltype2); 2357 GBE_SET_REG_OFS(slave, port_regs, ts_ctl2); 2358 2359 /* Initialize EMAC register offsets */ 2360 GBE_SET_REG_OFS(slave, emac_regs, mac_control); 2361 GBE_SET_REG_OFS(slave, emac_regs, soft_reset); 2362 GBE_SET_REG_OFS(slave, emac_regs, rx_maxlen); 2363 2364 } else if (IS_SS_ID_MU(gbe_dev)) { 2365 /* Initialize slave port register offsets */ 2366 GBENU_SET_REG_OFS(slave, port_regs, port_vlan); 2367 GBENU_SET_REG_OFS(slave, port_regs, tx_pri_map); 2368 GBENU_SET_REG_OFS(slave, port_regs, sa_lo); 2369 GBENU_SET_REG_OFS(slave, port_regs, sa_hi); 2370 GBENU_SET_REG_OFS(slave, port_regs, ts_ctl); 2371 GBENU_SET_REG_OFS(slave, port_regs, ts_seq_ltype); 2372 GBENU_SET_REG_OFS(slave, port_regs, ts_vlan); 2373 GBENU_SET_REG_OFS(slave, port_regs, ts_ctl_ltype2); 2374 GBENU_SET_REG_OFS(slave, port_regs, ts_ctl2); 2375 GBENU_SET_REG_OFS(slave, port_regs, rx_maxlen); 2376 2377 /* Initialize EMAC register offsets */ 2378 GBENU_SET_REG_OFS(slave, emac_regs, mac_control); 2379 GBENU_SET_REG_OFS(slave, emac_regs, soft_reset); 2380 2381 } else if (gbe_dev->ss_version == XGBE_SS_VERSION_10) { 2382 /* Initialize slave port register offsets */ 2383 XGBE_SET_REG_OFS(slave, port_regs, port_vlan); 2384 XGBE_SET_REG_OFS(slave, port_regs, tx_pri_map); 2385 XGBE_SET_REG_OFS(slave, port_regs, sa_lo); 2386 XGBE_SET_REG_OFS(slave, port_regs, sa_hi); 2387 XGBE_SET_REG_OFS(slave, port_regs, ts_ctl); 2388 XGBE_SET_REG_OFS(slave, port_regs, ts_seq_ltype); 2389 XGBE_SET_REG_OFS(slave, port_regs, ts_vlan); 2390 XGBE_SET_REG_OFS(slave, port_regs, ts_ctl_ltype2); 2391 XGBE_SET_REG_OFS(slave, port_regs, ts_ctl2); 2392 2393 /* Initialize EMAC register offsets */ 2394 XGBE_SET_REG_OFS(slave, emac_regs, mac_control); 2395 XGBE_SET_REG_OFS(slave, emac_regs, soft_reset); 2396 XGBE_SET_REG_OFS(slave, emac_regs, rx_maxlen); 2397 } 2398 2399 atomic_set(&slave->link_state, NETCP_LINK_STATE_INVALID); 2400 return 0; 2401 } 2402 2403 static void init_secondary_ports(struct gbe_priv *gbe_dev, 2404 struct device_node *node) 2405 { 2406 struct device *dev = gbe_dev->dev; 2407 phy_interface_t phy_mode; 2408 struct gbe_priv **priv; 2409 struct device_node *port; 2410 struct gbe_slave *slave; 2411 bool mac_phy_link = false; 2412 2413 for_each_child_of_node(node, port) { 2414 slave = devm_kzalloc(dev, sizeof(*slave), GFP_KERNEL); 2415 if (!slave) { 2416 dev_err(dev, 2417 "memomry alloc failed for secondary port(%s), skipping...\n", 2418 port->name); 2419 continue; 2420 } 2421 2422 if (init_slave(gbe_dev, slave, port)) { 2423 dev_err(dev, 2424 "Failed to initialize secondary port(%s), skipping...\n", 2425 port->name); 2426 devm_kfree(dev, slave); 2427 continue; 2428 } 2429 2430 gbe_sgmii_config(gbe_dev, slave); 2431 gbe_port_reset(slave); 2432 gbe_port_config(gbe_dev, slave, gbe_dev->rx_packet_max); 2433 list_add_tail(&slave->slave_list, &gbe_dev->secondary_slaves); 2434 gbe_dev->num_slaves++; 2435 if ((slave->link_interface == SGMII_LINK_MAC_PHY) || 2436 (slave->link_interface == XGMII_LINK_MAC_PHY)) 2437 mac_phy_link = true; 2438 2439 slave->open = true; 2440 if (gbe_dev->num_slaves >= gbe_dev->max_num_slaves) 2441 break; 2442 } 2443 2444 /* of_phy_connect() is needed only for MAC-PHY interface */ 2445 if (!mac_phy_link) 2446 return; 2447 2448 /* Allocate dummy netdev device for attaching to phy device */ 2449 gbe_dev->dummy_ndev = alloc_netdev(sizeof(gbe_dev), "dummy", 2450 NET_NAME_UNKNOWN, ether_setup); 2451 if (!gbe_dev->dummy_ndev) { 2452 dev_err(dev, 2453 "Failed to allocate dummy netdev for secondary ports, skipping phy_connect()...\n"); 2454 return; 2455 } 2456 priv = netdev_priv(gbe_dev->dummy_ndev); 2457 *priv = gbe_dev; 2458 2459 if (slave->link_interface == SGMII_LINK_MAC_PHY) { 2460 phy_mode = PHY_INTERFACE_MODE_SGMII; 2461 slave->phy_port_t = PORT_MII; 2462 } else { 2463 phy_mode = PHY_INTERFACE_MODE_NA; 2464 slave->phy_port_t = PORT_FIBRE; 2465 } 2466 2467 for_each_sec_slave(slave, gbe_dev) { 2468 if ((slave->link_interface != SGMII_LINK_MAC_PHY) && 2469 (slave->link_interface != XGMII_LINK_MAC_PHY)) 2470 continue; 2471 slave->phy = 2472 of_phy_connect(gbe_dev->dummy_ndev, 2473 slave->phy_node, 2474 gbe_adjust_link_sec_slaves, 2475 0, phy_mode); 2476 if (!slave->phy) { 2477 dev_err(dev, "phy not found for slave %d\n", 2478 slave->slave_num); 2479 slave->phy = NULL; 2480 } else { 2481 dev_dbg(dev, "phy found: id is: 0x%s\n", 2482 dev_name(&slave->phy->dev)); 2483 phy_start(slave->phy); 2484 phy_read_status(slave->phy); 2485 } 2486 } 2487 } 2488 2489 static void free_secondary_ports(struct gbe_priv *gbe_dev) 2490 { 2491 struct gbe_slave *slave; 2492 2493 for (;;) { 2494 slave = first_sec_slave(gbe_dev); 2495 if (!slave) 2496 break; 2497 if (slave->phy) 2498 phy_disconnect(slave->phy); 2499 list_del(&slave->slave_list); 2500 } 2501 if (gbe_dev->dummy_ndev) 2502 free_netdev(gbe_dev->dummy_ndev); 2503 } 2504 2505 static int set_xgbe_ethss10_priv(struct gbe_priv *gbe_dev, 2506 struct device_node *node) 2507 { 2508 struct resource res; 2509 void __iomem *regs; 2510 int ret, i; 2511 2512 ret = of_address_to_resource(node, XGBE_SS_REG_INDEX, &res); 2513 if (ret) { 2514 dev_err(gbe_dev->dev, 2515 "Can't xlate xgbe of node(%s) ss address at %d\n", 2516 node->name, XGBE_SS_REG_INDEX); 2517 return ret; 2518 } 2519 2520 regs = devm_ioremap_resource(gbe_dev->dev, &res); 2521 if (IS_ERR(regs)) { 2522 dev_err(gbe_dev->dev, "Failed to map xgbe ss register base\n"); 2523 return PTR_ERR(regs); 2524 } 2525 gbe_dev->ss_regs = regs; 2526 2527 ret = of_address_to_resource(node, XGBE_SM_REG_INDEX, &res); 2528 if (ret) { 2529 dev_err(gbe_dev->dev, 2530 "Can't xlate xgbe of node(%s) sm address at %d\n", 2531 node->name, XGBE_SM_REG_INDEX); 2532 return ret; 2533 } 2534 2535 regs = devm_ioremap_resource(gbe_dev->dev, &res); 2536 if (IS_ERR(regs)) { 2537 dev_err(gbe_dev->dev, "Failed to map xgbe sm register base\n"); 2538 return PTR_ERR(regs); 2539 } 2540 gbe_dev->switch_regs = regs; 2541 2542 ret = of_address_to_resource(node, XGBE_SERDES_REG_INDEX, &res); 2543 if (ret) { 2544 dev_err(gbe_dev->dev, 2545 "Can't xlate xgbe serdes of node(%s) address at %d\n", 2546 node->name, XGBE_SERDES_REG_INDEX); 2547 return ret; 2548 } 2549 2550 regs = devm_ioremap_resource(gbe_dev->dev, &res); 2551 if (IS_ERR(regs)) { 2552 dev_err(gbe_dev->dev, "Failed to map xgbe serdes register base\n"); 2553 return PTR_ERR(regs); 2554 } 2555 gbe_dev->xgbe_serdes_regs = regs; 2556 2557 gbe_dev->hw_stats = devm_kzalloc(gbe_dev->dev, 2558 XGBE10_NUM_STAT_ENTRIES * 2559 (gbe_dev->max_num_ports) * sizeof(u64), 2560 GFP_KERNEL); 2561 if (!gbe_dev->hw_stats) { 2562 dev_err(gbe_dev->dev, "hw_stats memory allocation failed\n"); 2563 return -ENOMEM; 2564 } 2565 2566 gbe_dev->ss_version = XGBE_SS_VERSION_10; 2567 gbe_dev->sgmii_port_regs = gbe_dev->ss_regs + 2568 XGBE10_SGMII_MODULE_OFFSET; 2569 gbe_dev->host_port_regs = gbe_dev->ss_regs + XGBE10_HOST_PORT_OFFSET; 2570 2571 for (i = 0; i < gbe_dev->max_num_ports; i++) 2572 gbe_dev->hw_stats_regs[i] = gbe_dev->switch_regs + 2573 XGBE10_HW_STATS_OFFSET + (GBE_HW_STATS_REG_MAP_SZ * i); 2574 2575 gbe_dev->ale_reg = gbe_dev->switch_regs + XGBE10_ALE_OFFSET; 2576 gbe_dev->ale_ports = gbe_dev->max_num_ports; 2577 gbe_dev->host_port = XGBE10_HOST_PORT_NUM; 2578 gbe_dev->ale_entries = XGBE10_NUM_ALE_ENTRIES; 2579 gbe_dev->et_stats = xgbe10_et_stats; 2580 gbe_dev->num_et_stats = ARRAY_SIZE(xgbe10_et_stats); 2581 gbe_dev->stats_en_mask = (1 << (gbe_dev->max_num_ports)) - 1; 2582 2583 /* Subsystem registers */ 2584 XGBE_SET_REG_OFS(gbe_dev, ss_regs, id_ver); 2585 XGBE_SET_REG_OFS(gbe_dev, ss_regs, control); 2586 2587 /* Switch module registers */ 2588 XGBE_SET_REG_OFS(gbe_dev, switch_regs, id_ver); 2589 XGBE_SET_REG_OFS(gbe_dev, switch_regs, control); 2590 XGBE_SET_REG_OFS(gbe_dev, switch_regs, ptype); 2591 XGBE_SET_REG_OFS(gbe_dev, switch_regs, stat_port_en); 2592 XGBE_SET_REG_OFS(gbe_dev, switch_regs, flow_control); 2593 2594 /* Host port registers */ 2595 XGBE_SET_REG_OFS(gbe_dev, host_port_regs, port_vlan); 2596 XGBE_SET_REG_OFS(gbe_dev, host_port_regs, tx_pri_map); 2597 XGBE_SET_REG_OFS(gbe_dev, host_port_regs, rx_maxlen); 2598 return 0; 2599 } 2600 2601 static int get_gbe_resource_version(struct gbe_priv *gbe_dev, 2602 struct device_node *node) 2603 { 2604 struct resource res; 2605 void __iomem *regs; 2606 int ret; 2607 2608 ret = of_address_to_resource(node, GBE_SS_REG_INDEX, &res); 2609 if (ret) { 2610 dev_err(gbe_dev->dev, 2611 "Can't translate of node(%s) of gbe ss address at %d\n", 2612 node->name, GBE_SS_REG_INDEX); 2613 return ret; 2614 } 2615 2616 regs = devm_ioremap_resource(gbe_dev->dev, &res); 2617 if (IS_ERR(regs)) { 2618 dev_err(gbe_dev->dev, "Failed to map gbe register base\n"); 2619 return PTR_ERR(regs); 2620 } 2621 gbe_dev->ss_regs = regs; 2622 gbe_dev->ss_version = readl(gbe_dev->ss_regs); 2623 return 0; 2624 } 2625 2626 static int set_gbe_ethss14_priv(struct gbe_priv *gbe_dev, 2627 struct device_node *node) 2628 { 2629 struct resource res; 2630 void __iomem *regs; 2631 int i, ret; 2632 2633 ret = of_address_to_resource(node, GBE_SGMII34_REG_INDEX, &res); 2634 if (ret) { 2635 dev_err(gbe_dev->dev, 2636 "Can't translate of gbe node(%s) address at index %d\n", 2637 node->name, GBE_SGMII34_REG_INDEX); 2638 return ret; 2639 } 2640 2641 regs = devm_ioremap_resource(gbe_dev->dev, &res); 2642 if (IS_ERR(regs)) { 2643 dev_err(gbe_dev->dev, 2644 "Failed to map gbe sgmii port34 register base\n"); 2645 return PTR_ERR(regs); 2646 } 2647 gbe_dev->sgmii_port34_regs = regs; 2648 2649 ret = of_address_to_resource(node, GBE_SM_REG_INDEX, &res); 2650 if (ret) { 2651 dev_err(gbe_dev->dev, 2652 "Can't translate of gbe node(%s) address at index %d\n", 2653 node->name, GBE_SM_REG_INDEX); 2654 return ret; 2655 } 2656 2657 regs = devm_ioremap_resource(gbe_dev->dev, &res); 2658 if (IS_ERR(regs)) { 2659 dev_err(gbe_dev->dev, 2660 "Failed to map gbe switch module register base\n"); 2661 return PTR_ERR(regs); 2662 } 2663 gbe_dev->switch_regs = regs; 2664 2665 gbe_dev->hw_stats = devm_kzalloc(gbe_dev->dev, 2666 GBE13_NUM_HW_STAT_ENTRIES * 2667 gbe_dev->max_num_slaves * sizeof(u64), 2668 GFP_KERNEL); 2669 if (!gbe_dev->hw_stats) { 2670 dev_err(gbe_dev->dev, "hw_stats memory allocation failed\n"); 2671 return -ENOMEM; 2672 } 2673 2674 gbe_dev->sgmii_port_regs = gbe_dev->ss_regs + GBE13_SGMII_MODULE_OFFSET; 2675 gbe_dev->host_port_regs = gbe_dev->switch_regs + GBE13_HOST_PORT_OFFSET; 2676 2677 for (i = 0; i < gbe_dev->max_num_slaves; i++) { 2678 gbe_dev->hw_stats_regs[i] = 2679 gbe_dev->switch_regs + GBE13_HW_STATS_OFFSET + 2680 (GBE_HW_STATS_REG_MAP_SZ * i); 2681 } 2682 2683 gbe_dev->ale_reg = gbe_dev->switch_regs + GBE13_ALE_OFFSET; 2684 gbe_dev->ale_ports = gbe_dev->max_num_ports; 2685 gbe_dev->host_port = GBE13_HOST_PORT_NUM; 2686 gbe_dev->ale_entries = GBE13_NUM_ALE_ENTRIES; 2687 gbe_dev->et_stats = gbe13_et_stats; 2688 gbe_dev->num_et_stats = ARRAY_SIZE(gbe13_et_stats); 2689 gbe_dev->stats_en_mask = GBE13_REG_VAL_STAT_ENABLE_ALL; 2690 2691 /* Subsystem registers */ 2692 GBE_SET_REG_OFS(gbe_dev, ss_regs, id_ver); 2693 2694 /* Switch module registers */ 2695 GBE_SET_REG_OFS(gbe_dev, switch_regs, id_ver); 2696 GBE_SET_REG_OFS(gbe_dev, switch_regs, control); 2697 GBE_SET_REG_OFS(gbe_dev, switch_regs, soft_reset); 2698 GBE_SET_REG_OFS(gbe_dev, switch_regs, stat_port_en); 2699 GBE_SET_REG_OFS(gbe_dev, switch_regs, ptype); 2700 GBE_SET_REG_OFS(gbe_dev, switch_regs, flow_control); 2701 2702 /* Host port registers */ 2703 GBE_SET_REG_OFS(gbe_dev, host_port_regs, port_vlan); 2704 GBE_SET_REG_OFS(gbe_dev, host_port_regs, rx_maxlen); 2705 return 0; 2706 } 2707 2708 static int set_gbenu_ethss_priv(struct gbe_priv *gbe_dev, 2709 struct device_node *node) 2710 { 2711 struct resource res; 2712 void __iomem *regs; 2713 int i, ret; 2714 2715 gbe_dev->hw_stats = devm_kzalloc(gbe_dev->dev, 2716 GBENU_NUM_HW_STAT_ENTRIES * 2717 (gbe_dev->max_num_ports) * sizeof(u64), 2718 GFP_KERNEL); 2719 if (!gbe_dev->hw_stats) { 2720 dev_err(gbe_dev->dev, "hw_stats memory allocation failed\n"); 2721 return -ENOMEM; 2722 } 2723 2724 ret = of_address_to_resource(node, GBENU_SM_REG_INDEX, &res); 2725 if (ret) { 2726 dev_err(gbe_dev->dev, 2727 "Can't translate of gbenu node(%s) addr at index %d\n", 2728 node->name, GBENU_SM_REG_INDEX); 2729 return ret; 2730 } 2731 2732 regs = devm_ioremap_resource(gbe_dev->dev, &res); 2733 if (IS_ERR(regs)) { 2734 dev_err(gbe_dev->dev, 2735 "Failed to map gbenu switch module register base\n"); 2736 return PTR_ERR(regs); 2737 } 2738 gbe_dev->switch_regs = regs; 2739 2740 gbe_dev->sgmii_port_regs = gbe_dev->ss_regs + GBENU_SGMII_MODULE_OFFSET; 2741 gbe_dev->host_port_regs = gbe_dev->switch_regs + GBENU_HOST_PORT_OFFSET; 2742 2743 for (i = 0; i < (gbe_dev->max_num_ports); i++) 2744 gbe_dev->hw_stats_regs[i] = gbe_dev->switch_regs + 2745 GBENU_HW_STATS_OFFSET + (GBENU_HW_STATS_REG_MAP_SZ * i); 2746 2747 gbe_dev->ale_reg = gbe_dev->switch_regs + GBENU_ALE_OFFSET; 2748 gbe_dev->ale_ports = gbe_dev->max_num_ports; 2749 gbe_dev->host_port = GBENU_HOST_PORT_NUM; 2750 gbe_dev->ale_entries = GBE13_NUM_ALE_ENTRIES; 2751 gbe_dev->et_stats = gbenu_et_stats; 2752 gbe_dev->stats_en_mask = (1 << (gbe_dev->max_num_ports)) - 1; 2753 2754 if (IS_SS_ID_NU(gbe_dev)) 2755 gbe_dev->num_et_stats = GBENU_ET_STATS_HOST_SIZE + 2756 (gbe_dev->max_num_slaves * GBENU_ET_STATS_PORT_SIZE); 2757 else 2758 gbe_dev->num_et_stats = GBENU_ET_STATS_HOST_SIZE + 2759 GBENU_ET_STATS_PORT_SIZE; 2760 2761 /* Subsystem registers */ 2762 GBENU_SET_REG_OFS(gbe_dev, ss_regs, id_ver); 2763 2764 /* Switch module registers */ 2765 GBENU_SET_REG_OFS(gbe_dev, switch_regs, id_ver); 2766 GBENU_SET_REG_OFS(gbe_dev, switch_regs, control); 2767 GBENU_SET_REG_OFS(gbe_dev, switch_regs, stat_port_en); 2768 GBENU_SET_REG_OFS(gbe_dev, switch_regs, ptype); 2769 2770 /* Host port registers */ 2771 GBENU_SET_REG_OFS(gbe_dev, host_port_regs, port_vlan); 2772 GBENU_SET_REG_OFS(gbe_dev, host_port_regs, rx_maxlen); 2773 2774 /* For NU only. 2U does not need tx_pri_map. 2775 * NU cppi port 0 tx pkt streaming interface has (n-1)*8 egress threads 2776 * while 2U has only 1 such thread 2777 */ 2778 GBENU_SET_REG_OFS(gbe_dev, host_port_regs, tx_pri_map); 2779 return 0; 2780 } 2781 2782 static int gbe_probe(struct netcp_device *netcp_device, struct device *dev, 2783 struct device_node *node, void **inst_priv) 2784 { 2785 struct device_node *interfaces, *interface; 2786 struct device_node *secondary_ports; 2787 struct cpsw_ale_params ale_params; 2788 struct gbe_priv *gbe_dev; 2789 u32 slave_num; 2790 int ret = 0; 2791 2792 if (!node) { 2793 dev_err(dev, "device tree info unavailable\n"); 2794 return -ENODEV; 2795 } 2796 2797 gbe_dev = devm_kzalloc(dev, sizeof(struct gbe_priv), GFP_KERNEL); 2798 if (!gbe_dev) 2799 return -ENOMEM; 2800 2801 if (of_device_is_compatible(node, "ti,netcp-gbe-5") || 2802 of_device_is_compatible(node, "ti,netcp-gbe")) { 2803 gbe_dev->max_num_slaves = 4; 2804 } else if (of_device_is_compatible(node, "ti,netcp-gbe-9")) { 2805 gbe_dev->max_num_slaves = 8; 2806 } else if (of_device_is_compatible(node, "ti,netcp-gbe-2")) { 2807 gbe_dev->max_num_slaves = 1; 2808 } else if (of_device_is_compatible(node, "ti,netcp-xgbe")) { 2809 gbe_dev->max_num_slaves = 2; 2810 } else { 2811 dev_err(dev, "device tree node for unknown device\n"); 2812 return -EINVAL; 2813 } 2814 gbe_dev->max_num_ports = gbe_dev->max_num_slaves + 1; 2815 2816 gbe_dev->dev = dev; 2817 gbe_dev->netcp_device = netcp_device; 2818 gbe_dev->rx_packet_max = NETCP_MAX_FRAME_SIZE; 2819 2820 /* init the hw stats lock */ 2821 spin_lock_init(&gbe_dev->hw_stats_lock); 2822 2823 if (of_find_property(node, "enable-ale", NULL)) { 2824 gbe_dev->enable_ale = true; 2825 dev_info(dev, "ALE enabled\n"); 2826 } else { 2827 gbe_dev->enable_ale = false; 2828 dev_dbg(dev, "ALE bypass enabled*\n"); 2829 } 2830 2831 ret = of_property_read_u32(node, "tx-queue", 2832 &gbe_dev->tx_queue_id); 2833 if (ret < 0) { 2834 dev_err(dev, "missing tx_queue parameter\n"); 2835 gbe_dev->tx_queue_id = GBE_TX_QUEUE; 2836 } 2837 2838 ret = of_property_read_string(node, "tx-channel", 2839 &gbe_dev->dma_chan_name); 2840 if (ret < 0) { 2841 dev_err(dev, "missing \"tx-channel\" parameter\n"); 2842 ret = -ENODEV; 2843 goto quit; 2844 } 2845 2846 if (!strcmp(node->name, "gbe")) { 2847 ret = get_gbe_resource_version(gbe_dev, node); 2848 if (ret) 2849 goto quit; 2850 2851 dev_dbg(dev, "ss_version: 0x%08x\n", gbe_dev->ss_version); 2852 2853 if (gbe_dev->ss_version == GBE_SS_VERSION_14) 2854 ret = set_gbe_ethss14_priv(gbe_dev, node); 2855 else if (IS_SS_ID_MU(gbe_dev)) 2856 ret = set_gbenu_ethss_priv(gbe_dev, node); 2857 else 2858 ret = -ENODEV; 2859 2860 if (ret) 2861 goto quit; 2862 } else if (!strcmp(node->name, "xgbe")) { 2863 ret = set_xgbe_ethss10_priv(gbe_dev, node); 2864 if (ret) 2865 goto quit; 2866 ret = netcp_xgbe_serdes_init(gbe_dev->xgbe_serdes_regs, 2867 gbe_dev->ss_regs); 2868 if (ret) 2869 goto quit; 2870 } else { 2871 dev_err(dev, "unknown GBE node(%s)\n", node->name); 2872 ret = -ENODEV; 2873 goto quit; 2874 } 2875 2876 interfaces = of_get_child_by_name(node, "interfaces"); 2877 if (!interfaces) 2878 dev_err(dev, "could not find interfaces\n"); 2879 2880 ret = netcp_txpipe_init(&gbe_dev->tx_pipe, netcp_device, 2881 gbe_dev->dma_chan_name, gbe_dev->tx_queue_id); 2882 if (ret) 2883 goto quit; 2884 2885 ret = netcp_txpipe_open(&gbe_dev->tx_pipe); 2886 if (ret) 2887 goto quit; 2888 2889 /* Create network interfaces */ 2890 INIT_LIST_HEAD(&gbe_dev->gbe_intf_head); 2891 for_each_child_of_node(interfaces, interface) { 2892 ret = of_property_read_u32(interface, "slave-port", &slave_num); 2893 if (ret) { 2894 dev_err(dev, "missing slave-port parameter, skipping interface configuration for %s\n", 2895 interface->name); 2896 continue; 2897 } 2898 gbe_dev->num_slaves++; 2899 if (gbe_dev->num_slaves >= gbe_dev->max_num_slaves) 2900 break; 2901 } 2902 2903 if (!gbe_dev->num_slaves) 2904 dev_warn(dev, "No network interface configured\n"); 2905 2906 /* Initialize Secondary slave ports */ 2907 secondary_ports = of_get_child_by_name(node, "secondary-slave-ports"); 2908 INIT_LIST_HEAD(&gbe_dev->secondary_slaves); 2909 if (secondary_ports && (gbe_dev->num_slaves < gbe_dev->max_num_slaves)) 2910 init_secondary_ports(gbe_dev, secondary_ports); 2911 of_node_put(secondary_ports); 2912 2913 if (!gbe_dev->num_slaves) { 2914 dev_err(dev, "No network interface or secondary ports configured\n"); 2915 ret = -ENODEV; 2916 goto quit; 2917 } 2918 2919 memset(&ale_params, 0, sizeof(ale_params)); 2920 ale_params.dev = gbe_dev->dev; 2921 ale_params.ale_regs = gbe_dev->ale_reg; 2922 ale_params.ale_ageout = GBE_DEFAULT_ALE_AGEOUT; 2923 ale_params.ale_entries = gbe_dev->ale_entries; 2924 ale_params.ale_ports = gbe_dev->ale_ports; 2925 2926 gbe_dev->ale = cpsw_ale_create(&ale_params); 2927 if (!gbe_dev->ale) { 2928 dev_err(gbe_dev->dev, "error initializing ale engine\n"); 2929 ret = -ENODEV; 2930 goto quit; 2931 } else { 2932 dev_dbg(gbe_dev->dev, "Created a gbe ale engine\n"); 2933 } 2934 2935 /* initialize host port */ 2936 gbe_init_host_port(gbe_dev); 2937 2938 init_timer(&gbe_dev->timer); 2939 gbe_dev->timer.data = (unsigned long)gbe_dev; 2940 gbe_dev->timer.function = netcp_ethss_timer; 2941 gbe_dev->timer.expires = jiffies + GBE_TIMER_INTERVAL; 2942 add_timer(&gbe_dev->timer); 2943 *inst_priv = gbe_dev; 2944 return 0; 2945 2946 quit: 2947 if (gbe_dev->hw_stats) 2948 devm_kfree(dev, gbe_dev->hw_stats); 2949 cpsw_ale_destroy(gbe_dev->ale); 2950 if (gbe_dev->ss_regs) 2951 devm_iounmap(dev, gbe_dev->ss_regs); 2952 of_node_put(interfaces); 2953 devm_kfree(dev, gbe_dev); 2954 return ret; 2955 } 2956 2957 static int gbe_attach(void *inst_priv, struct net_device *ndev, 2958 struct device_node *node, void **intf_priv) 2959 { 2960 struct gbe_priv *gbe_dev = inst_priv; 2961 struct gbe_intf *gbe_intf; 2962 int ret; 2963 2964 if (!node) { 2965 dev_err(gbe_dev->dev, "interface node not available\n"); 2966 return -ENODEV; 2967 } 2968 2969 gbe_intf = devm_kzalloc(gbe_dev->dev, sizeof(*gbe_intf), GFP_KERNEL); 2970 if (!gbe_intf) 2971 return -ENOMEM; 2972 2973 gbe_intf->ndev = ndev; 2974 gbe_intf->dev = gbe_dev->dev; 2975 gbe_intf->gbe_dev = gbe_dev; 2976 2977 gbe_intf->slave = devm_kzalloc(gbe_dev->dev, 2978 sizeof(*gbe_intf->slave), 2979 GFP_KERNEL); 2980 if (!gbe_intf->slave) { 2981 ret = -ENOMEM; 2982 goto fail; 2983 } 2984 2985 if (init_slave(gbe_dev, gbe_intf->slave, node)) { 2986 ret = -ENODEV; 2987 goto fail; 2988 } 2989 2990 gbe_intf->tx_pipe = gbe_dev->tx_pipe; 2991 ndev->ethtool_ops = &keystone_ethtool_ops; 2992 list_add_tail(&gbe_intf->gbe_intf_list, &gbe_dev->gbe_intf_head); 2993 *intf_priv = gbe_intf; 2994 return 0; 2995 2996 fail: 2997 if (gbe_intf->slave) 2998 devm_kfree(gbe_dev->dev, gbe_intf->slave); 2999 if (gbe_intf) 3000 devm_kfree(gbe_dev->dev, gbe_intf); 3001 return ret; 3002 } 3003 3004 static int gbe_release(void *intf_priv) 3005 { 3006 struct gbe_intf *gbe_intf = intf_priv; 3007 3008 gbe_intf->ndev->ethtool_ops = NULL; 3009 list_del(&gbe_intf->gbe_intf_list); 3010 devm_kfree(gbe_intf->dev, gbe_intf->slave); 3011 devm_kfree(gbe_intf->dev, gbe_intf); 3012 return 0; 3013 } 3014 3015 static int gbe_remove(struct netcp_device *netcp_device, void *inst_priv) 3016 { 3017 struct gbe_priv *gbe_dev = inst_priv; 3018 3019 del_timer_sync(&gbe_dev->timer); 3020 cpsw_ale_stop(gbe_dev->ale); 3021 cpsw_ale_destroy(gbe_dev->ale); 3022 netcp_txpipe_close(&gbe_dev->tx_pipe); 3023 free_secondary_ports(gbe_dev); 3024 3025 if (!list_empty(&gbe_dev->gbe_intf_head)) 3026 dev_alert(gbe_dev->dev, "unreleased ethss interfaces present\n"); 3027 3028 devm_kfree(gbe_dev->dev, gbe_dev->hw_stats); 3029 devm_iounmap(gbe_dev->dev, gbe_dev->ss_regs); 3030 memset(gbe_dev, 0x00, sizeof(*gbe_dev)); 3031 devm_kfree(gbe_dev->dev, gbe_dev); 3032 return 0; 3033 } 3034 3035 static struct netcp_module gbe_module = { 3036 .name = GBE_MODULE_NAME, 3037 .owner = THIS_MODULE, 3038 .primary = true, 3039 .probe = gbe_probe, 3040 .open = gbe_open, 3041 .close = gbe_close, 3042 .remove = gbe_remove, 3043 .attach = gbe_attach, 3044 .release = gbe_release, 3045 .add_addr = gbe_add_addr, 3046 .del_addr = gbe_del_addr, 3047 .add_vid = gbe_add_vid, 3048 .del_vid = gbe_del_vid, 3049 .ioctl = gbe_ioctl, 3050 }; 3051 3052 static struct netcp_module xgbe_module = { 3053 .name = XGBE_MODULE_NAME, 3054 .owner = THIS_MODULE, 3055 .primary = true, 3056 .probe = gbe_probe, 3057 .open = gbe_open, 3058 .close = gbe_close, 3059 .remove = gbe_remove, 3060 .attach = gbe_attach, 3061 .release = gbe_release, 3062 .add_addr = gbe_add_addr, 3063 .del_addr = gbe_del_addr, 3064 .add_vid = gbe_add_vid, 3065 .del_vid = gbe_del_vid, 3066 .ioctl = gbe_ioctl, 3067 }; 3068 3069 static int __init keystone_gbe_init(void) 3070 { 3071 int ret; 3072 3073 ret = netcp_register_module(&gbe_module); 3074 if (ret) 3075 return ret; 3076 3077 ret = netcp_register_module(&xgbe_module); 3078 if (ret) 3079 return ret; 3080 3081 return 0; 3082 } 3083 module_init(keystone_gbe_init); 3084 3085 static void __exit keystone_gbe_exit(void) 3086 { 3087 netcp_unregister_module(&gbe_module); 3088 netcp_unregister_module(&xgbe_module); 3089 } 3090 module_exit(keystone_gbe_exit); 3091 3092 MODULE_LICENSE("GPL v2"); 3093 MODULE_DESCRIPTION("TI NETCP ETHSS driver for Keystone SOCs"); 3094 MODULE_AUTHOR("Sandeep Nair <sandeep_n@ti.com"); 3095