drivers/net/ethernet/ti/netcp_ethss.c

   1 /*
   2  * Keystone GBE and XGBE subsystem code
   3  *
   4  * Copyright (C) 2014 Texas Instruments Incorporated
   5  * Authors:     Sandeep Nair <sandeep_n@ti.com>
   6  *              Sandeep Paulraj <s-paulraj@ti.com>
   7  *              Cyril Chemparathy <cyril@ti.com>
   8  *              Santosh Shilimkar <santosh.shilimkar@ti.com>
   9  *              Wingman Kwok <w-kwok2@ti.com>
  10  *
  11  * This program is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU General Public License as
  13  * published by the Free Software Foundation version 2.
  14  *
  15  * This program is distributed "as is" WITHOUT ANY WARRANTY of any
  16  * kind, whether express or implied; without even the implied warranty
  17  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  */
  20
  21 #include <linux/io.h>
  22 #include <linux/module.h>
  23 #include <linux/of_mdio.h>
  24 #include <linux/of_address.h>
  25 #include <linux/if_vlan.h>
  26 #include <linux/ethtool.h>
  27
  28 #include "cpsw_ale.h"
  29 #include "netcp.h"
  30
  31 #define NETCP_DRIVER_NAME               "TI KeyStone Ethernet Driver"
  32 #define NETCP_DRIVER_VERSION            "v1.0"
  33
  34 #define GBE_IDENT(reg)                  ((reg >> 16) & 0xffff)
  35 #define GBE_MAJOR_VERSION(reg)          (reg >> 8 & 0x7)
  36 #define GBE_MINOR_VERSION(reg)          (reg & 0xff)
  37 #define GBE_RTL_VERSION(reg)            ((reg >> 11) & 0x1f)
  38
  39 /* 1G Ethernet SS defines */
  40 #define GBE_MODULE_NAME                 "netcp-gbe"
  41 #define GBE_SS_VERSION_14               0x4ed21104
  42
  43 #define GBE_SS_REG_INDEX                0
  44 #define GBE_SGMII34_REG_INDEX           1
  45 #define GBE_SM_REG_INDEX                2
  46 /* offset relative to base of GBE_SS_REG_INDEX */
  47 #define GBE13_SGMII_MODULE_OFFSET       0x100
  48 /* offset relative to base of GBE_SM_REG_INDEX */
  49 #define GBE13_HOST_PORT_OFFSET          0x34
  50 #define GBE13_SLAVE_PORT_OFFSET         0x60
  51 #define GBE13_EMAC_OFFSET               0x100
  52 #define GBE13_SLAVE_PORT2_OFFSET        0x200
  53 #define GBE13_HW_STATS_OFFSET           0x300
  54 #define GBE13_ALE_OFFSET                0x600
  55 #define GBE13_HOST_PORT_NUM             0
  56 #define GBE13_NUM_ALE_ENTRIES           1024
  57
  58 /* 1G Ethernet NU SS defines */
  59 #define GBENU_MODULE_NAME               "netcp-gbenu"
  60 #define GBE_SS_ID_NU                    0x4ee6
  61 #define GBE_SS_ID_2U                    0x4ee8
  62
  63 #define IS_SS_ID_MU(d) \
  64         ((GBE_IDENT((d)->ss_version) == GBE_SS_ID_NU) || \
  65          (GBE_IDENT((d)->ss_version) == GBE_SS_ID_2U))
  66
  67 #define IS_SS_ID_NU(d) \
  68         (GBE_IDENT((d)->ss_version) == GBE_SS_ID_NU)
  69
  70 #define GBENU_SS_REG_INDEX              0
  71 #define GBENU_SM_REG_INDEX              1
  72 #define GBENU_SGMII_MODULE_OFFSET       0x100
  73 #define GBENU_HOST_PORT_OFFSET          0x1000
  74 #define GBENU_SLAVE_PORT_OFFSET         0x2000
  75 #define GBENU_EMAC_OFFSET               0x2330
  76 #define GBENU_HW_STATS_OFFSET           0x1a000
  77 #define GBENU_ALE_OFFSET                0x1e000
  78 #define GBENU_HOST_PORT_NUM             0
  79 #define GBENU_NUM_ALE_ENTRIES           1024
  80
  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                         netif_carrier_on(ndev);
1770         } else {
1771                 writel(mac_control, GBE_REG_ADDR(slave, emac_regs,
1772                                                  mac_control));
1773                 cpsw_ale_control_set(gbe_dev->ale, slave->port_num,
1774                                      ALE_PORT_STATE,
1775                                      ALE_PORT_STATE_DISABLE);
1776                 if (ndev)
1777                         netif_carrier_off(ndev);
1778         }
1779
1780         if (phy)
1781                 phy_print_status(phy);
1782 }
1783
1784 static bool gbe_phy_link_status(struct gbe_slave *slave)
1785 {
1786          return !slave->phy || slave->phy->link;
1787 }
1788
1789 static void netcp_ethss_update_link_state(struct gbe_priv *gbe_dev,
1790                                           struct gbe_slave *slave,
1791                                           struct net_device *ndev)
1792 {
1793         int sp = slave->slave_num;
1794         int phy_link_state, sgmii_link_state = 1, link_state;
1795
1796         if (!slave->open)
1797                 return;
1798
1799         if (!SLAVE_LINK_IS_XGMII(slave)) {
1800                 if (gbe_dev->ss_version == GBE_SS_VERSION_14)
1801                         sgmii_link_state =
1802                                 netcp_sgmii_get_port_link(SGMII_BASE(sp), sp);
1803                 else
1804                         sgmii_link_state =
1805                                 netcp_sgmii_get_port_link(
1806                                                 gbe_dev->sgmii_port_regs, sp);
1807         }
1808
1809         phy_link_state = gbe_phy_link_status(slave);
1810         link_state = phy_link_state & sgmii_link_state;
1811
1812         if (atomic_xchg(&slave->link_state, link_state) != link_state)
1813                 netcp_ethss_link_state_action(gbe_dev, ndev, slave,
1814                                               link_state);
1815 }
1816
1817 static void xgbe_adjust_link(struct net_device *ndev)
1818 {
1819         struct netcp_intf *netcp = netdev_priv(ndev);
1820         struct gbe_intf *gbe_intf;
1821
1822         gbe_intf = netcp_module_get_intf_data(&xgbe_module, netcp);
1823         if (!gbe_intf)
1824                 return;
1825
1826         netcp_ethss_update_link_state(gbe_intf->gbe_dev, gbe_intf->slave,
1827                                       ndev);
1828 }
1829
1830 static void gbe_adjust_link(struct net_device *ndev)
1831 {
1832         struct netcp_intf *netcp = netdev_priv(ndev);
1833         struct gbe_intf *gbe_intf;
1834
1835         gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp);
1836         if (!gbe_intf)
1837                 return;
1838
1839         netcp_ethss_update_link_state(gbe_intf->gbe_dev, gbe_intf->slave,
1840                                       ndev);
1841 }
1842
1843 static void gbe_adjust_link_sec_slaves(struct net_device *ndev)
1844 {
1845         struct gbe_priv *gbe_dev = netdev_priv(ndev);
1846         struct gbe_slave *slave;
1847
1848         for_each_sec_slave(slave, gbe_dev)
1849                 netcp_ethss_update_link_state(gbe_dev, slave, NULL);
1850 }
1851
1852 /* Reset EMAC
1853  * Soft reset is set and polled until clear, or until a timeout occurs
1854  */
1855 static int gbe_port_reset(struct gbe_slave *slave)
1856 {
1857         u32 i, v;
1858
1859         /* Set the soft reset bit */
1860         writel(SOFT_RESET, GBE_REG_ADDR(slave, emac_regs, soft_reset));
1861
1862         /* Wait for the bit to clear */
1863         for (i = 0; i < DEVICE_EMACSL_RESET_POLL_COUNT; i++) {
1864                 v = readl(GBE_REG_ADDR(slave, emac_regs, soft_reset));
1865                 if ((v & SOFT_RESET_MASK) != SOFT_RESET)
1866                         return 0;
1867         }
1868
1869         /* Timeout on the reset */
1870         return GMACSL_RET_WARN_RESET_INCOMPLETE;
1871 }
1872
1873 /* Configure EMAC */
1874 static void gbe_port_config(struct gbe_priv *gbe_dev, struct gbe_slave *slave,
1875                             int max_rx_len)
1876 {
1877         void __iomem *rx_maxlen_reg;
1878         u32 xgmii_mode;
1879
1880         if (max_rx_len > NETCP_MAX_FRAME_SIZE)
1881                 max_rx_len = NETCP_MAX_FRAME_SIZE;
1882
1883         /* Enable correct MII mode at SS level */
1884         if ((gbe_dev->ss_version == XGBE_SS_VERSION_10) &&
1885             (slave->link_interface >= XGMII_LINK_MAC_PHY)) {
1886                 xgmii_mode = readl(GBE_REG_ADDR(gbe_dev, ss_regs, control));
1887                 xgmii_mode |= (1 << slave->slave_num);
1888                 writel(xgmii_mode, GBE_REG_ADDR(gbe_dev, ss_regs, control));
1889         }
1890
1891         if (IS_SS_ID_MU(gbe_dev))
1892                 rx_maxlen_reg = GBE_REG_ADDR(slave, port_regs, rx_maxlen);
1893         else
1894                 rx_maxlen_reg = GBE_REG_ADDR(slave, emac_regs, rx_maxlen);
1895
1896         writel(max_rx_len, rx_maxlen_reg);
1897         writel(slave->mac_control, GBE_REG_ADDR(slave, emac_regs, mac_control));
1898 }
1899
1900 static void gbe_slave_stop(struct gbe_intf *intf)
1901 {
1902         struct gbe_priv *gbe_dev = intf->gbe_dev;
1903         struct gbe_slave *slave = intf->slave;
1904
1905         gbe_port_reset(slave);
1906         /* Disable forwarding */
1907         cpsw_ale_control_set(gbe_dev->ale, slave->port_num,
1908                              ALE_PORT_STATE, ALE_PORT_STATE_DISABLE);
1909         cpsw_ale_del_mcast(gbe_dev->ale, intf->ndev->broadcast,
1910                            1 << slave->port_num, 0, 0);
1911
1912         if (!slave->phy)
1913                 return;
1914
1915         phy_stop(slave->phy);
1916         phy_disconnect(slave->phy);
1917         slave->phy = NULL;
1918 }
1919
1920 static void gbe_sgmii_config(struct gbe_priv *priv, struct gbe_slave *slave)
1921 {
1922         void __iomem *sgmii_port_regs;
1923
1924         sgmii_port_regs = priv->sgmii_port_regs;
1925         if ((priv->ss_version == GBE_SS_VERSION_14) && (slave->slave_num >= 2))
1926                 sgmii_port_regs = priv->sgmii_port34_regs;
1927
1928         if (!SLAVE_LINK_IS_XGMII(slave)) {
1929                 netcp_sgmii_reset(sgmii_port_regs, slave->slave_num);
1930                 netcp_sgmii_config(sgmii_port_regs, slave->slave_num,
1931                                    slave->link_interface);
1932         }
1933 }
1934
1935 static int gbe_slave_open(struct gbe_intf *gbe_intf)
1936 {
1937         struct gbe_priv *priv = gbe_intf->gbe_dev;
1938         struct gbe_slave *slave = gbe_intf->slave;
1939         phy_interface_t phy_mode;
1940         bool has_phy = false;
1941
1942         void (*hndlr)(struct net_device *) = gbe_adjust_link;
1943
1944         gbe_sgmii_config(priv, slave);
1945         gbe_port_reset(slave);
1946         gbe_port_config(priv, slave, priv->rx_packet_max);
1947         gbe_set_slave_mac(slave, gbe_intf);
1948         /* enable forwarding */
1949         cpsw_ale_control_set(priv->ale, slave->port_num,
1950                              ALE_PORT_STATE, ALE_PORT_STATE_FORWARD);
1951         cpsw_ale_add_mcast(priv->ale, gbe_intf->ndev->broadcast,
1952                            1 << slave->port_num, 0, 0, ALE_MCAST_FWD_2);
1953
1954         if (slave->link_interface == SGMII_LINK_MAC_PHY) {
1955                 has_phy = true;
1956                 phy_mode = PHY_INTERFACE_MODE_SGMII;
1957                 slave->phy_port_t = PORT_MII;
1958         } else if (slave->link_interface == XGMII_LINK_MAC_PHY) {
1959                 has_phy = true;
1960                 phy_mode = PHY_INTERFACE_MODE_NA;
1961                 slave->phy_port_t = PORT_FIBRE;
1962         }
1963
1964         if (has_phy) {
1965                 if (priv->ss_version == XGBE_SS_VERSION_10)
1966                         hndlr = xgbe_adjust_link;
1967
1968                 slave->phy = of_phy_connect(gbe_intf->ndev,
1969                                             slave->phy_node,
1970                                             hndlr, 0,
1971                                             phy_mode);
1972                 if (!slave->phy) {
1973                         dev_err(priv->dev, "phy not found on slave %d\n",
1974                                 slave->slave_num);
1975                         return -ENODEV;
1976                 }
1977                 dev_dbg(priv->dev, "phy found: id is: 0x%s\n",
1978                         dev_name(&slave->phy->dev));
1979                 phy_start(slave->phy);
1980                 phy_read_status(slave->phy);
1981         }
1982         return 0;
1983 }
1984
1985 static void gbe_init_host_port(struct gbe_priv *priv)
1986 {
1987         int bypass_en = 1;
1988
1989         /* Host Tx Pri */
1990         if (IS_SS_ID_NU(priv))
1991                 writel(HOST_TX_PRI_MAP_DEFAULT,
1992                        GBE_REG_ADDR(priv, host_port_regs, tx_pri_map));
1993
1994         /* Max length register */
1995         writel(NETCP_MAX_FRAME_SIZE, GBE_REG_ADDR(priv, host_port_regs,
1996                                                   rx_maxlen));
1997
1998         cpsw_ale_start(priv->ale);
1999
2000         if (priv->enable_ale)
2001                 bypass_en = 0;
2002
2003         cpsw_ale_control_set(priv->ale, 0, ALE_BYPASS, bypass_en);
2004
2005         cpsw_ale_control_set(priv->ale, 0, ALE_NO_PORT_VLAN, 1);
2006
2007         cpsw_ale_control_set(priv->ale, priv->host_port,
2008                              ALE_PORT_STATE, ALE_PORT_STATE_FORWARD);
2009
2010         cpsw_ale_control_set(priv->ale, 0,
2011                              ALE_PORT_UNKNOWN_VLAN_MEMBER,
2012                              GBE_PORT_MASK(priv->ale_ports));
2013
2014         cpsw_ale_control_set(priv->ale, 0,
2015                              ALE_PORT_UNKNOWN_MCAST_FLOOD,
2016                              GBE_PORT_MASK(priv->ale_ports - 1));
2017
2018         cpsw_ale_control_set(priv->ale, 0,
2019                              ALE_PORT_UNKNOWN_REG_MCAST_FLOOD,
2020                              GBE_PORT_MASK(priv->ale_ports));
2021
2022         cpsw_ale_control_set(priv->ale, 0,
2023                              ALE_PORT_UNTAGGED_EGRESS,
2024                              GBE_PORT_MASK(priv->ale_ports));
2025 }
2026
2027 static void gbe_add_mcast_addr(struct gbe_intf *gbe_intf, u8 *addr)
2028 {
2029         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2030         u16 vlan_id;
2031
2032         cpsw_ale_add_mcast(gbe_dev->ale, addr,
2033                            GBE_PORT_MASK(gbe_dev->ale_ports), 0, 0,
2034                            ALE_MCAST_FWD_2);
2035         for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID) {
2036                 cpsw_ale_add_mcast(gbe_dev->ale, addr,
2037                                    GBE_PORT_MASK(gbe_dev->ale_ports),
2038                                    ALE_VLAN, vlan_id, ALE_MCAST_FWD_2);
2039         }
2040 }
2041
2042 static void gbe_add_ucast_addr(struct gbe_intf *gbe_intf, u8 *addr)
2043 {
2044         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2045         u16 vlan_id;
2046
2047         cpsw_ale_add_ucast(gbe_dev->ale, addr, gbe_dev->host_port, 0, 0);
2048
2049         for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID)
2050                 cpsw_ale_add_ucast(gbe_dev->ale, addr, gbe_dev->host_port,
2051                                    ALE_VLAN, vlan_id);
2052 }
2053
2054 static void gbe_del_mcast_addr(struct gbe_intf *gbe_intf, u8 *addr)
2055 {
2056         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2057         u16 vlan_id;
2058
2059         cpsw_ale_del_mcast(gbe_dev->ale, addr, 0, 0, 0);
2060
2061         for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID) {
2062                 cpsw_ale_del_mcast(gbe_dev->ale, addr, 0, ALE_VLAN, vlan_id);
2063         }
2064 }
2065
2066 static void gbe_del_ucast_addr(struct gbe_intf *gbe_intf, u8 *addr)
2067 {
2068         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2069         u16 vlan_id;
2070
2071         cpsw_ale_del_ucast(gbe_dev->ale, addr, gbe_dev->host_port, 0, 0);
2072
2073         for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID) {
2074                 cpsw_ale_del_ucast(gbe_dev->ale, addr, gbe_dev->host_port,
2075                                    ALE_VLAN, vlan_id);
2076         }
2077 }
2078
2079 static int gbe_add_addr(void *intf_priv, struct netcp_addr *naddr)
2080 {
2081         struct gbe_intf *gbe_intf = intf_priv;
2082         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2083
2084         dev_dbg(gbe_dev->dev, "ethss adding address %pM, type %d\n",
2085                 naddr->addr, naddr->type);
2086
2087         switch (naddr->type) {
2088         case ADDR_MCAST:
2089         case ADDR_BCAST:
2090                 gbe_add_mcast_addr(gbe_intf, naddr->addr);
2091                 break;
2092         case ADDR_UCAST:
2093         case ADDR_DEV:
2094                 gbe_add_ucast_addr(gbe_intf, naddr->addr);
2095                 break;
2096         case ADDR_ANY:
2097                 /* nothing to do for promiscuous */
2098         default:
2099                 break;
2100         }
2101
2102         return 0;
2103 }
2104
2105 static int gbe_del_addr(void *intf_priv, struct netcp_addr *naddr)
2106 {
2107         struct gbe_intf *gbe_intf = intf_priv;
2108         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2109
2110         dev_dbg(gbe_dev->dev, "ethss deleting address %pM, type %d\n",
2111                 naddr->addr, naddr->type);
2112
2113         switch (naddr->type) {
2114         case ADDR_MCAST:
2115         case ADDR_BCAST:
2116                 gbe_del_mcast_addr(gbe_intf, naddr->addr);
2117                 break;
2118         case ADDR_UCAST:
2119         case ADDR_DEV:
2120                 gbe_del_ucast_addr(gbe_intf, naddr->addr);
2121                 break;
2122         case ADDR_ANY:
2123                 /* nothing to do for promiscuous */
2124         default:
2125                 break;
2126         }
2127
2128         return 0;
2129 }
2130
2131 static int gbe_add_vid(void *intf_priv, int vid)
2132 {
2133         struct gbe_intf *gbe_intf = intf_priv;
2134         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2135
2136         set_bit(vid, gbe_intf->active_vlans);
2137
2138         cpsw_ale_add_vlan(gbe_dev->ale, vid,
2139                           GBE_PORT_MASK(gbe_dev->ale_ports),
2140                           GBE_MASK_NO_PORTS,
2141                           GBE_PORT_MASK(gbe_dev->ale_ports),
2142                           GBE_PORT_MASK(gbe_dev->ale_ports - 1));
2143
2144         return 0;
2145 }
2146
2147 static int gbe_del_vid(void *intf_priv, int vid)
2148 {
2149         struct gbe_intf *gbe_intf = intf_priv;
2150         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2151
2152         cpsw_ale_del_vlan(gbe_dev->ale, vid, 0);
2153         clear_bit(vid, gbe_intf->active_vlans);
2154         return 0;
2155 }
2156
2157 static int gbe_ioctl(void *intf_priv, struct ifreq *req, int cmd)
2158 {
2159         struct gbe_intf *gbe_intf = intf_priv;
2160         struct phy_device *phy = gbe_intf->slave->phy;
2161         int ret = -EOPNOTSUPP;
2162
2163         if (phy)
2164                 ret = phy_mii_ioctl(phy, req, cmd);
2165
2166         return ret;
2167 }
2168
2169 static void netcp_ethss_timer(unsigned long arg)
2170 {
2171         struct gbe_priv *gbe_dev = (struct gbe_priv *)arg;
2172         struct gbe_intf *gbe_intf;
2173         struct gbe_slave *slave;
2174
2175         /* Check & update SGMII link state of interfaces */
2176         for_each_intf(gbe_intf, gbe_dev) {
2177                 if (!gbe_intf->slave->open)
2178                         continue;
2179                 netcp_ethss_update_link_state(gbe_dev, gbe_intf->slave,
2180                                               gbe_intf->ndev);
2181         }
2182
2183         /* Check & update SGMII link state of secondary ports */
2184         for_each_sec_slave(slave, gbe_dev) {
2185                 netcp_ethss_update_link_state(gbe_dev, slave, NULL);
2186         }
2187
2188         spin_lock_bh(&gbe_dev->hw_stats_lock);
2189
2190         if (gbe_dev->ss_version == GBE_SS_VERSION_14)
2191                 gbe_update_stats_ver14(gbe_dev, NULL);
2192         else
2193                 gbe_update_stats(gbe_dev, NULL);
2194
2195         spin_unlock_bh(&gbe_dev->hw_stats_lock);
2196
2197         gbe_dev->timer.expires  = jiffies + GBE_TIMER_INTERVAL;
2198         add_timer(&gbe_dev->timer);
2199 }
2200
2201 static int gbe_tx_hook(int order, void *data, struct netcp_packet *p_info)
2202 {
2203         struct gbe_intf *gbe_intf = data;
2204
2205         p_info->tx_pipe = &gbe_intf->tx_pipe;
2206         return 0;
2207 }
2208
2209 static int gbe_open(void *intf_priv, struct net_device *ndev)
2210 {
2211         struct gbe_intf *gbe_intf = intf_priv;
2212         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2213         struct netcp_intf *netcp = netdev_priv(ndev);
2214         struct gbe_slave *slave = gbe_intf->slave;
2215         int port_num = slave->port_num;
2216         u32 reg;
2217         int ret;
2218
2219         reg = readl(GBE_REG_ADDR(gbe_dev, switch_regs, id_ver));
2220         dev_dbg(gbe_dev->dev, "initializing gbe version %d.%d (%d) GBE identification value 0x%x\n",
2221                 GBE_MAJOR_VERSION(reg), GBE_MINOR_VERSION(reg),
2222                 GBE_RTL_VERSION(reg), GBE_IDENT(reg));
2223
2224         /* For 10G and on NetCP 1.5, use directed to port */
2225         if ((gbe_dev->ss_version == XGBE_SS_VERSION_10) || IS_SS_ID_MU(gbe_dev))
2226                 gbe_intf->tx_pipe.flags = SWITCH_TO_PORT_IN_TAGINFO;
2227
2228         if (gbe_dev->enable_ale)
2229                 gbe_intf->tx_pipe.switch_to_port = 0;
2230         else
2231                 gbe_intf->tx_pipe.switch_to_port = port_num;
2232
2233         dev_dbg(gbe_dev->dev,
2234                 "opened TX channel %s: %p with to port %d, flags %d\n",
2235                 gbe_intf->tx_pipe.dma_chan_name,
2236                 gbe_intf->tx_pipe.dma_channel,
2237                 gbe_intf->tx_pipe.switch_to_port,
2238                 gbe_intf->tx_pipe.flags);
2239
2240         gbe_slave_stop(gbe_intf);
2241
2242         /* disable priority elevation and enable statistics on all ports */
2243         writel(0, GBE_REG_ADDR(gbe_dev, switch_regs, ptype));
2244
2245         /* Control register */
2246         writel(GBE_CTL_P0_ENABLE, GBE_REG_ADDR(gbe_dev, switch_regs, control));
2247
2248         /* All statistics enabled and STAT AB visible by default */
2249         writel(gbe_dev->stats_en_mask, GBE_REG_ADDR(gbe_dev, switch_regs,
2250                                                     stat_port_en));
2251
2252         ret = gbe_slave_open(gbe_intf);
2253         if (ret)
2254                 goto fail;
2255
2256         netcp_register_txhook(netcp, GBE_TXHOOK_ORDER, gbe_tx_hook,
2257                               gbe_intf);
2258
2259         slave->open = true;
2260         netcp_ethss_update_link_state(gbe_dev, slave, ndev);
2261         return 0;
2262
2263 fail:
2264         gbe_slave_stop(gbe_intf);
2265         return ret;
2266 }
2267
2268 static int gbe_close(void *intf_priv, struct net_device *ndev)
2269 {
2270         struct gbe_intf *gbe_intf = intf_priv;
2271         struct netcp_intf *netcp = netdev_priv(ndev);
2272
2273         gbe_slave_stop(gbe_intf);
2274         netcp_unregister_txhook(netcp, GBE_TXHOOK_ORDER, gbe_tx_hook,
2275                                 gbe_intf);
2276
2277         gbe_intf->slave->open = false;
2278         atomic_set(&gbe_intf->slave->link_state, NETCP_LINK_STATE_INVALID);
2279         return 0;
2280 }
2281
2282 static int init_slave(struct gbe_priv *gbe_dev, struct gbe_slave *slave,
2283                       struct device_node *node)
2284 {
2285         int port_reg_num;
2286         u32 port_reg_ofs, emac_reg_ofs;
2287         u32 port_reg_blk_sz, emac_reg_blk_sz;
2288
2289         if (of_property_read_u32(node, "slave-port", &slave->slave_num)) {
2290                 dev_err(gbe_dev->dev, "missing slave-port parameter\n");
2291                 return -EINVAL;
2292         }
2293
2294         if (of_property_read_u32(node, "link-interface",
2295                                  &slave->link_interface)) {
2296                 dev_warn(gbe_dev->dev,
2297                          "missing link-interface value defaulting to 1G mac-phy link\n");
2298                 slave->link_interface = SGMII_LINK_MAC_PHY;
2299         }
2300
2301         slave->open = false;
2302         slave->phy_node = of_parse_phandle(node, "phy-handle", 0);
2303         slave->port_num = gbe_get_slave_port(gbe_dev, slave->slave_num);
2304
2305         if (slave->link_interface >= XGMII_LINK_MAC_PHY)
2306                 slave->mac_control = GBE_DEF_10G_MAC_CONTROL;
2307         else
2308                 slave->mac_control = GBE_DEF_1G_MAC_CONTROL;
2309
2310         /* Emac regs memmap are contiguous but port regs are not */
2311         port_reg_num = slave->slave_num;
2312         if (gbe_dev->ss_version == GBE_SS_VERSION_14) {
2313                 if (slave->slave_num > 1) {
2314                         port_reg_ofs = GBE13_SLAVE_PORT2_OFFSET;
2315                         port_reg_num -= 2;
2316                 } else {
2317                         port_reg_ofs = GBE13_SLAVE_PORT_OFFSET;
2318                 }
2319                 emac_reg_ofs = GBE13_EMAC_OFFSET;
2320                 port_reg_blk_sz = 0x30;
2321                 emac_reg_blk_sz = 0x40;
2322         } else if (IS_SS_ID_MU(gbe_dev)) {
2323                 port_reg_ofs = GBENU_SLAVE_PORT_OFFSET;
2324                 emac_reg_ofs = GBENU_EMAC_OFFSET;
2325                 port_reg_blk_sz = 0x1000;
2326                 emac_reg_blk_sz = 0x1000;
2327         } else if (gbe_dev->ss_version == XGBE_SS_VERSION_10) {
2328                 port_reg_ofs = XGBE10_SLAVE_PORT_OFFSET;
2329                 emac_reg_ofs = XGBE10_EMAC_OFFSET;
2330                 port_reg_blk_sz = 0x30;
2331                 emac_reg_blk_sz = 0x40;
2332         } else {
2333                 dev_err(gbe_dev->dev, "unknown ethss(0x%x)\n",
2334                         gbe_dev->ss_version);
2335                 return -EINVAL;
2336         }
2337
2338         slave->port_regs = gbe_dev->switch_regs + port_reg_ofs +
2339                                 (port_reg_blk_sz * port_reg_num);
2340         slave->emac_regs = gbe_dev->switch_regs + emac_reg_ofs +
2341                                 (emac_reg_blk_sz * slave->slave_num);
2342
2343         if (gbe_dev->ss_version == GBE_SS_VERSION_14) {
2344                 /* Initialize  slave port register offsets */
2345                 GBE_SET_REG_OFS(slave, port_regs, port_vlan);
2346                 GBE_SET_REG_OFS(slave, port_regs, tx_pri_map);
2347                 GBE_SET_REG_OFS(slave, port_regs, sa_lo);
2348                 GBE_SET_REG_OFS(slave, port_regs, sa_hi);
2349                 GBE_SET_REG_OFS(slave, port_regs, ts_ctl);
2350                 GBE_SET_REG_OFS(slave, port_regs, ts_seq_ltype);
2351                 GBE_SET_REG_OFS(slave, port_regs, ts_vlan);
2352                 GBE_SET_REG_OFS(slave, port_regs, ts_ctl_ltype2);
2353                 GBE_SET_REG_OFS(slave, port_regs, ts_ctl2);
2354
2355                 /* Initialize EMAC register offsets */
2356                 GBE_SET_REG_OFS(slave, emac_regs, mac_control);
2357                 GBE_SET_REG_OFS(slave, emac_regs, soft_reset);
2358                 GBE_SET_REG_OFS(slave, emac_regs, rx_maxlen);
2359
2360         } else if (IS_SS_ID_MU(gbe_dev)) {
2361                 /* Initialize  slave port register offsets */
2362                 GBENU_SET_REG_OFS(slave, port_regs, port_vlan);
2363                 GBENU_SET_REG_OFS(slave, port_regs, tx_pri_map);
2364                 GBENU_SET_REG_OFS(slave, port_regs, sa_lo);
2365                 GBENU_SET_REG_OFS(slave, port_regs, sa_hi);
2366                 GBENU_SET_REG_OFS(slave, port_regs, ts_ctl);
2367                 GBENU_SET_REG_OFS(slave, port_regs, ts_seq_ltype);
2368                 GBENU_SET_REG_OFS(slave, port_regs, ts_vlan);
2369                 GBENU_SET_REG_OFS(slave, port_regs, ts_ctl_ltype2);
2370                 GBENU_SET_REG_OFS(slave, port_regs, ts_ctl2);
2371                 GBENU_SET_REG_OFS(slave, port_regs, rx_maxlen);
2372
2373                 /* Initialize EMAC register offsets */
2374                 GBENU_SET_REG_OFS(slave, emac_regs, mac_control);
2375                 GBENU_SET_REG_OFS(slave, emac_regs, soft_reset);
2376
2377         } else if (gbe_dev->ss_version == XGBE_SS_VERSION_10) {
2378                 /* Initialize  slave port register offsets */
2379                 XGBE_SET_REG_OFS(slave, port_regs, port_vlan);
2380                 XGBE_SET_REG_OFS(slave, port_regs, tx_pri_map);
2381                 XGBE_SET_REG_OFS(slave, port_regs, sa_lo);
2382                 XGBE_SET_REG_OFS(slave, port_regs, sa_hi);
2383                 XGBE_SET_REG_OFS(slave, port_regs, ts_ctl);
2384                 XGBE_SET_REG_OFS(slave, port_regs, ts_seq_ltype);
2385                 XGBE_SET_REG_OFS(slave, port_regs, ts_vlan);
2386                 XGBE_SET_REG_OFS(slave, port_regs, ts_ctl_ltype2);
2387                 XGBE_SET_REG_OFS(slave, port_regs, ts_ctl2);
2388
2389                 /* Initialize EMAC register offsets */
2390                 XGBE_SET_REG_OFS(slave, emac_regs, mac_control);
2391                 XGBE_SET_REG_OFS(slave, emac_regs, soft_reset);
2392                 XGBE_SET_REG_OFS(slave, emac_regs, rx_maxlen);
2393         }
2394
2395         atomic_set(&slave->link_state, NETCP_LINK_STATE_INVALID);
2396         return 0;
2397 }
2398
2399 static void init_secondary_ports(struct gbe_priv *gbe_dev,
2400                                  struct device_node *node)
2401 {
2402         struct device *dev = gbe_dev->dev;
2403         phy_interface_t phy_mode;
2404         struct gbe_priv **priv;
2405         struct device_node *port;
2406         struct gbe_slave *slave;
2407         bool mac_phy_link = false;
2408
2409         for_each_child_of_node(node, port) {
2410                 slave = devm_kzalloc(dev, sizeof(*slave), GFP_KERNEL);
2411                 if (!slave) {
2412                         dev_err(dev,
2413                                 "memomry alloc failed for secondary port(%s), skipping...\n",
2414                                 port->name);
2415                         continue;
2416                 }
2417
2418                 if (init_slave(gbe_dev, slave, port)) {
2419                         dev_err(dev,
2420                                 "Failed to initialize secondary port(%s), skipping...\n",
2421                                 port->name);
2422                         devm_kfree(dev, slave);
2423                         continue;
2424                 }
2425
2426                 gbe_sgmii_config(gbe_dev, slave);
2427                 gbe_port_reset(slave);
2428                 gbe_port_config(gbe_dev, slave, gbe_dev->rx_packet_max);
2429                 list_add_tail(&slave->slave_list, &gbe_dev->secondary_slaves);
2430                 gbe_dev->num_slaves++;
2431                 if ((slave->link_interface == SGMII_LINK_MAC_PHY) ||
2432                     (slave->link_interface == XGMII_LINK_MAC_PHY))
2433                         mac_phy_link = true;
2434
2435                 slave->open = true;
2436                 if (gbe_dev->num_slaves >= gbe_dev->max_num_slaves)
2437                         break;
2438         }
2439
2440         /* of_phy_connect() is needed only for MAC-PHY interface */
2441         if (!mac_phy_link)
2442                 return;
2443
2444         /* Allocate dummy netdev device for attaching to phy device */
2445         gbe_dev->dummy_ndev = alloc_netdev(sizeof(gbe_dev), "dummy",
2446                                         NET_NAME_UNKNOWN, ether_setup);
2447         if (!gbe_dev->dummy_ndev) {
2448                 dev_err(dev,
2449                         "Failed to allocate dummy netdev for secondary ports, skipping phy_connect()...\n");
2450                 return;
2451         }
2452         priv = netdev_priv(gbe_dev->dummy_ndev);
2453         *priv = gbe_dev;
2454
2455         if (slave->link_interface == SGMII_LINK_MAC_PHY) {
2456                 phy_mode = PHY_INTERFACE_MODE_SGMII;
2457                 slave->phy_port_t = PORT_MII;
2458         } else {
2459                 phy_mode = PHY_INTERFACE_MODE_NA;
2460                 slave->phy_port_t = PORT_FIBRE;
2461         }
2462
2463         for_each_sec_slave(slave, gbe_dev) {
2464                 if ((slave->link_interface != SGMII_LINK_MAC_PHY) &&
2465                     (slave->link_interface != XGMII_LINK_MAC_PHY))
2466                         continue;
2467                 slave->phy =
2468                         of_phy_connect(gbe_dev->dummy_ndev,
2469                                        slave->phy_node,
2470                                        gbe_adjust_link_sec_slaves,
2471                                        0, phy_mode);
2472                 if (!slave->phy) {
2473                         dev_err(dev, "phy not found for slave %d\n",
2474                                 slave->slave_num);
2475                         slave->phy = NULL;
2476                 } else {
2477                         dev_dbg(dev, "phy found: id is: 0x%s\n",
2478                                 dev_name(&slave->phy->dev));
2479                         phy_start(slave->phy);
2480                         phy_read_status(slave->phy);
2481                 }
2482         }
2483 }
2484
2485 static void free_secondary_ports(struct gbe_priv *gbe_dev)
2486 {
2487         struct gbe_slave *slave;
2488
2489         for (;;) {
2490                 slave = first_sec_slave(gbe_dev);
2491                 if (!slave)
2492                         break;
2493                 if (slave->phy)
2494                         phy_disconnect(slave->phy);
2495                 list_del(&slave->slave_list);
2496         }
2497         if (gbe_dev->dummy_ndev)
2498                 free_netdev(gbe_dev->dummy_ndev);
2499 }
2500
2501 static int set_xgbe_ethss10_priv(struct gbe_priv *gbe_dev,
2502                                  struct device_node *node)
2503 {
2504         struct resource res;
2505         void __iomem *regs;
2506         int ret, i;
2507
2508         ret = of_address_to_resource(node, XGBE_SS_REG_INDEX, &res);
2509         if (ret) {
2510                 dev_err(gbe_dev->dev,
2511                         "Can't xlate xgbe of node(%s) ss address at %d\n",
2512                         node->name, XGBE_SS_REG_INDEX);
2513                 return ret;
2514         }
2515
2516         regs = devm_ioremap_resource(gbe_dev->dev, &res);
2517         if (IS_ERR(regs)) {
2518                 dev_err(gbe_dev->dev, "Failed to map xgbe ss register base\n");
2519                 return PTR_ERR(regs);
2520         }
2521         gbe_dev->ss_regs = regs;
2522
2523         ret = of_address_to_resource(node, XGBE_SM_REG_INDEX, &res);
2524         if (ret) {
2525                 dev_err(gbe_dev->dev,
2526                         "Can't xlate xgbe of node(%s) sm address at %d\n",
2527                         node->name, XGBE_SM_REG_INDEX);
2528                 return ret;
2529         }
2530
2531         regs = devm_ioremap_resource(gbe_dev->dev, &res);
2532         if (IS_ERR(regs)) {
2533                 dev_err(gbe_dev->dev, "Failed to map xgbe sm register base\n");
2534                 return PTR_ERR(regs);
2535         }
2536         gbe_dev->switch_regs = regs;
2537
2538         ret = of_address_to_resource(node, XGBE_SERDES_REG_INDEX, &res);
2539         if (ret) {
2540                 dev_err(gbe_dev->dev,
2541                         "Can't xlate xgbe serdes of node(%s) address at %d\n",
2542                         node->name, XGBE_SERDES_REG_INDEX);
2543                 return ret;
2544         }
2545
2546         regs = devm_ioremap_resource(gbe_dev->dev, &res);
2547         if (IS_ERR(regs)) {
2548                 dev_err(gbe_dev->dev, "Failed to map xgbe serdes register base\n");
2549                 return PTR_ERR(regs);
2550         }
2551         gbe_dev->xgbe_serdes_regs = regs;
2552
2553         gbe_dev->hw_stats = devm_kzalloc(gbe_dev->dev,
2554                                   XGBE10_NUM_STAT_ENTRIES *
2555                                   (gbe_dev->max_num_ports) * sizeof(u64),
2556                                   GFP_KERNEL);
2557         if (!gbe_dev->hw_stats) {
2558                 dev_err(gbe_dev->dev, "hw_stats memory allocation failed\n");
2559                 return -ENOMEM;
2560         }
2561
2562         gbe_dev->ss_version = XGBE_SS_VERSION_10;
2563         gbe_dev->sgmii_port_regs = gbe_dev->ss_regs +
2564                                         XGBE10_SGMII_MODULE_OFFSET;
2565         gbe_dev->host_port_regs = gbe_dev->ss_regs + XGBE10_HOST_PORT_OFFSET;
2566
2567         for (i = 0; i < gbe_dev->max_num_ports; i++)
2568                 gbe_dev->hw_stats_regs[i] = gbe_dev->switch_regs +
2569                         XGBE10_HW_STATS_OFFSET + (GBE_HW_STATS_REG_MAP_SZ * i);
2570
2571         gbe_dev->ale_reg = gbe_dev->switch_regs + XGBE10_ALE_OFFSET;
2572         gbe_dev->ale_ports = gbe_dev->max_num_ports;
2573         gbe_dev->host_port = XGBE10_HOST_PORT_NUM;
2574         gbe_dev->ale_entries = XGBE10_NUM_ALE_ENTRIES;
2575         gbe_dev->et_stats = xgbe10_et_stats;
2576         gbe_dev->num_et_stats = ARRAY_SIZE(xgbe10_et_stats);
2577         gbe_dev->stats_en_mask = (1 << (gbe_dev->max_num_ports)) - 1;
2578
2579         /* Subsystem registers */
2580         XGBE_SET_REG_OFS(gbe_dev, ss_regs, id_ver);
2581         XGBE_SET_REG_OFS(gbe_dev, ss_regs, control);
2582
2583         /* Switch module registers */
2584         XGBE_SET_REG_OFS(gbe_dev, switch_regs, id_ver);
2585         XGBE_SET_REG_OFS(gbe_dev, switch_regs, control);
2586         XGBE_SET_REG_OFS(gbe_dev, switch_regs, ptype);
2587         XGBE_SET_REG_OFS(gbe_dev, switch_regs, stat_port_en);
2588         XGBE_SET_REG_OFS(gbe_dev, switch_regs, flow_control);
2589
2590         /* Host port registers */
2591         XGBE_SET_REG_OFS(gbe_dev, host_port_regs, port_vlan);
2592         XGBE_SET_REG_OFS(gbe_dev, host_port_regs, tx_pri_map);
2593         XGBE_SET_REG_OFS(gbe_dev, host_port_regs, rx_maxlen);
2594         return 0;
2595 }
2596
2597 static int get_gbe_resource_version(struct gbe_priv *gbe_dev,
2598                                     struct device_node *node)
2599 {
2600         struct resource res;
2601         void __iomem *regs;
2602         int ret;
2603
2604         ret = of_address_to_resource(node, GBE_SS_REG_INDEX, &res);
2605         if (ret) {
2606                 dev_err(gbe_dev->dev,
2607                         "Can't translate of node(%s) of gbe ss address at %d\n",
2608                         node->name, GBE_SS_REG_INDEX);
2609                 return ret;
2610         }
2611
2612         regs = devm_ioremap_resource(gbe_dev->dev, &res);
2613         if (IS_ERR(regs)) {
2614                 dev_err(gbe_dev->dev, "Failed to map gbe register base\n");
2615                 return PTR_ERR(regs);
2616         }
2617         gbe_dev->ss_regs = regs;
2618         gbe_dev->ss_version = readl(gbe_dev->ss_regs);
2619         return 0;
2620 }
2621
2622 static int set_gbe_ethss14_priv(struct gbe_priv *gbe_dev,
2623                                 struct device_node *node)
2624 {
2625         struct resource res;
2626         void __iomem *regs;
2627         int i, ret;
2628
2629         ret = of_address_to_resource(node, GBE_SGMII34_REG_INDEX, &res);
2630         if (ret) {
2631                 dev_err(gbe_dev->dev,
2632                         "Can't translate of gbe node(%s) address at index %d\n",
2633                         node->name, GBE_SGMII34_REG_INDEX);
2634                 return ret;
2635         }
2636
2637         regs = devm_ioremap_resource(gbe_dev->dev, &res);
2638         if (IS_ERR(regs)) {
2639                 dev_err(gbe_dev->dev,
2640                         "Failed to map gbe sgmii port34 register base\n");
2641                 return PTR_ERR(regs);
2642         }
2643         gbe_dev->sgmii_port34_regs = regs;
2644
2645         ret = of_address_to_resource(node, GBE_SM_REG_INDEX, &res);
2646         if (ret) {
2647                 dev_err(gbe_dev->dev,
2648                         "Can't translate of gbe node(%s) address at index %d\n",
2649                         node->name, GBE_SM_REG_INDEX);
2650                 return ret;
2651         }
2652
2653         regs = devm_ioremap_resource(gbe_dev->dev, &res);
2654         if (IS_ERR(regs)) {
2655                 dev_err(gbe_dev->dev,
2656                         "Failed to map gbe switch module register base\n");
2657                 return PTR_ERR(regs);
2658         }
2659         gbe_dev->switch_regs = regs;
2660
2661         gbe_dev->hw_stats = devm_kzalloc(gbe_dev->dev,
2662                                           GBE13_NUM_HW_STAT_ENTRIES *
2663                                           gbe_dev->max_num_slaves * sizeof(u64),
2664                                           GFP_KERNEL);
2665         if (!gbe_dev->hw_stats) {
2666                 dev_err(gbe_dev->dev, "hw_stats memory allocation failed\n");
2667                 return -ENOMEM;
2668         }
2669
2670         gbe_dev->sgmii_port_regs = gbe_dev->ss_regs + GBE13_SGMII_MODULE_OFFSET;
2671         gbe_dev->host_port_regs = gbe_dev->switch_regs + GBE13_HOST_PORT_OFFSET;
2672
2673         for (i = 0; i < gbe_dev->max_num_slaves; i++) {
2674                 gbe_dev->hw_stats_regs[i] =
2675                         gbe_dev->switch_regs + GBE13_HW_STATS_OFFSET +
2676                         (GBE_HW_STATS_REG_MAP_SZ * i);
2677         }
2678
2679         gbe_dev->ale_reg = gbe_dev->switch_regs + GBE13_ALE_OFFSET;
2680         gbe_dev->ale_ports = gbe_dev->max_num_ports;
2681         gbe_dev->host_port = GBE13_HOST_PORT_NUM;
2682         gbe_dev->ale_entries = GBE13_NUM_ALE_ENTRIES;
2683         gbe_dev->et_stats = gbe13_et_stats;
2684         gbe_dev->num_et_stats = ARRAY_SIZE(gbe13_et_stats);
2685         gbe_dev->stats_en_mask = GBE13_REG_VAL_STAT_ENABLE_ALL;
2686
2687         /* Subsystem registers */
2688         GBE_SET_REG_OFS(gbe_dev, ss_regs, id_ver);
2689
2690         /* Switch module registers */
2691         GBE_SET_REG_OFS(gbe_dev, switch_regs, id_ver);
2692         GBE_SET_REG_OFS(gbe_dev, switch_regs, control);
2693         GBE_SET_REG_OFS(gbe_dev, switch_regs, soft_reset);
2694         GBE_SET_REG_OFS(gbe_dev, switch_regs, stat_port_en);
2695         GBE_SET_REG_OFS(gbe_dev, switch_regs, ptype);
2696         GBE_SET_REG_OFS(gbe_dev, switch_regs, flow_control);
2697
2698         /* Host port registers */
2699         GBE_SET_REG_OFS(gbe_dev, host_port_regs, port_vlan);
2700         GBE_SET_REG_OFS(gbe_dev, host_port_regs, rx_maxlen);
2701         return 0;
2702 }
2703
2704 static int set_gbenu_ethss_priv(struct gbe_priv *gbe_dev,
2705                                 struct device_node *node)
2706 {
2707         struct resource res;
2708         void __iomem *regs;
2709         int i, ret;
2710
2711         gbe_dev->hw_stats = devm_kzalloc(gbe_dev->dev,
2712                                   GBENU_NUM_HW_STAT_ENTRIES *
2713                                   (gbe_dev->max_num_ports) * sizeof(u64),
2714                                   GFP_KERNEL);
2715         if (!gbe_dev->hw_stats) {
2716                 dev_err(gbe_dev->dev, "hw_stats memory allocation failed\n");
2717                 return -ENOMEM;
2718         }
2719
2720         ret = of_address_to_resource(node, GBENU_SM_REG_INDEX, &res);
2721         if (ret) {
2722                 dev_err(gbe_dev->dev,
2723                         "Can't translate of gbenu node(%s) addr at index %d\n",
2724                         node->name, GBENU_SM_REG_INDEX);
2725                 return ret;
2726         }
2727
2728         regs = devm_ioremap_resource(gbe_dev->dev, &res);
2729         if (IS_ERR(regs)) {
2730                 dev_err(gbe_dev->dev,
2731                         "Failed to map gbenu switch module register base\n");
2732                 return PTR_ERR(regs);
2733         }
2734         gbe_dev->switch_regs = regs;
2735
2736         gbe_dev->sgmii_port_regs = gbe_dev->ss_regs + GBENU_SGMII_MODULE_OFFSET;
2737         gbe_dev->host_port_regs = gbe_dev->switch_regs + GBENU_HOST_PORT_OFFSET;
2738
2739         for (i = 0; i < (gbe_dev->max_num_ports); i++)
2740                 gbe_dev->hw_stats_regs[i] = gbe_dev->switch_regs +
2741                         GBENU_HW_STATS_OFFSET + (GBENU_HW_STATS_REG_MAP_SZ * i);
2742
2743         gbe_dev->ale_reg = gbe_dev->switch_regs + GBENU_ALE_OFFSET;
2744         gbe_dev->ale_ports = gbe_dev->max_num_ports;
2745         gbe_dev->host_port = GBENU_HOST_PORT_NUM;
2746         gbe_dev->ale_entries = GBE13_NUM_ALE_ENTRIES;
2747         gbe_dev->et_stats = gbenu_et_stats;
2748         gbe_dev->stats_en_mask = (1 << (gbe_dev->max_num_ports)) - 1;
2749
2750         if (IS_SS_ID_NU(gbe_dev))
2751                 gbe_dev->num_et_stats = GBENU_ET_STATS_HOST_SIZE +
2752                         (gbe_dev->max_num_slaves * GBENU_ET_STATS_PORT_SIZE);
2753         else
2754                 gbe_dev->num_et_stats = GBENU_ET_STATS_HOST_SIZE +
2755                                         GBENU_ET_STATS_PORT_SIZE;
2756
2757         /* Subsystem registers */
2758         GBENU_SET_REG_OFS(gbe_dev, ss_regs, id_ver);
2759
2760         /* Switch module registers */
2761         GBENU_SET_REG_OFS(gbe_dev, switch_regs, id_ver);
2762         GBENU_SET_REG_OFS(gbe_dev, switch_regs, control);
2763         GBENU_SET_REG_OFS(gbe_dev, switch_regs, stat_port_en);
2764         GBENU_SET_REG_OFS(gbe_dev, switch_regs, ptype);
2765
2766         /* Host port registers */
2767         GBENU_SET_REG_OFS(gbe_dev, host_port_regs, port_vlan);
2768         GBENU_SET_REG_OFS(gbe_dev, host_port_regs, rx_maxlen);
2769
2770         /* For NU only.  2U does not need tx_pri_map.
2771          * NU cppi port 0 tx pkt streaming interface has (n-1)*8 egress threads
2772          * while 2U has only 1 such thread
2773          */
2774         GBENU_SET_REG_OFS(gbe_dev, host_port_regs, tx_pri_map);
2775         return 0;
2776 }
2777
2778 static int gbe_probe(struct netcp_device *netcp_device, struct device *dev,
2779                      struct device_node *node, void **inst_priv)
2780 {
2781         struct device_node *interfaces, *interface;
2782         struct device_node *secondary_ports;
2783         struct cpsw_ale_params ale_params;
2784         struct gbe_priv *gbe_dev;
2785         u32 slave_num;
2786         int ret = 0;
2787
2788         if (!node) {
2789                 dev_err(dev, "device tree info unavailable\n");
2790                 return -ENODEV;
2791         }
2792
2793         gbe_dev = devm_kzalloc(dev, sizeof(struct gbe_priv), GFP_KERNEL);
2794         if (!gbe_dev)
2795                 return -ENOMEM;
2796
2797         if (of_device_is_compatible(node, "ti,netcp-gbe-5") ||
2798             of_device_is_compatible(node, "ti,netcp-gbe")) {
2799                 gbe_dev->max_num_slaves = 4;
2800         } else if (of_device_is_compatible(node, "ti,netcp-gbe-9")) {
2801                 gbe_dev->max_num_slaves = 8;
2802         } else if (of_device_is_compatible(node, "ti,netcp-gbe-2")) {
2803                 gbe_dev->max_num_slaves = 1;
2804         } else if (of_device_is_compatible(node, "ti,netcp-xgbe")) {
2805                 gbe_dev->max_num_slaves = 2;
2806         } else {
2807                 dev_err(dev, "device tree node for unknown device\n");
2808                 return -EINVAL;
2809         }
2810         gbe_dev->max_num_ports = gbe_dev->max_num_slaves + 1;
2811
2812         gbe_dev->dev = dev;
2813         gbe_dev->netcp_device = netcp_device;
2814         gbe_dev->rx_packet_max = NETCP_MAX_FRAME_SIZE;
2815
2816         /* init the hw stats lock */
2817         spin_lock_init(&gbe_dev->hw_stats_lock);
2818
2819         if (of_find_property(node, "enable-ale", NULL)) {
2820                 gbe_dev->enable_ale = true;
2821                 dev_info(dev, "ALE enabled\n");
2822         } else {
2823                 gbe_dev->enable_ale = false;
2824                 dev_dbg(dev, "ALE bypass enabled*\n");
2825         }
2826
2827         ret = of_property_read_u32(node, "tx-queue",
2828                                    &gbe_dev->tx_queue_id);
2829         if (ret < 0) {
2830                 dev_err(dev, "missing tx_queue parameter\n");
2831                 gbe_dev->tx_queue_id = GBE_TX_QUEUE;
2832         }
2833
2834         ret = of_property_read_string(node, "tx-channel",
2835                                       &gbe_dev->dma_chan_name);
2836         if (ret < 0) {
2837                 dev_err(dev, "missing \"tx-channel\" parameter\n");
2838                 ret = -ENODEV;
2839                 goto quit;
2840         }
2841
2842         if (!strcmp(node->name, "gbe")) {
2843                 ret = get_gbe_resource_version(gbe_dev, node);
2844                 if (ret)
2845                         goto quit;
2846
2847                 dev_dbg(dev, "ss_version: 0x%08x\n", gbe_dev->ss_version);
2848
2849                 if (gbe_dev->ss_version == GBE_SS_VERSION_14)
2850                         ret = set_gbe_ethss14_priv(gbe_dev, node);
2851                 else if (IS_SS_ID_MU(gbe_dev))
2852                         ret = set_gbenu_ethss_priv(gbe_dev, node);
2853                 else
2854                         ret = -ENODEV;
2855
2856                 if (ret)
2857                         goto quit;
2858         } else if (!strcmp(node->name, "xgbe")) {
2859                 ret = set_xgbe_ethss10_priv(gbe_dev, node);
2860                 if (ret)
2861                         goto quit;
2862                 ret = netcp_xgbe_serdes_init(gbe_dev->xgbe_serdes_regs,
2863                                              gbe_dev->ss_regs);
2864                 if (ret)
2865                         goto quit;
2866         } else {
2867                 dev_err(dev, "unknown GBE node(%s)\n", node->name);
2868                 ret = -ENODEV;
2869                 goto quit;
2870         }
2871
2872         interfaces = of_get_child_by_name(node, "interfaces");
2873         if (!interfaces)
2874                 dev_err(dev, "could not find interfaces\n");
2875
2876         ret = netcp_txpipe_init(&gbe_dev->tx_pipe, netcp_device,
2877                                 gbe_dev->dma_chan_name, gbe_dev->tx_queue_id);
2878         if (ret)
2879                 goto quit;
2880
2881         ret = netcp_txpipe_open(&gbe_dev->tx_pipe);
2882         if (ret)
2883                 goto quit;
2884
2885         /* Create network interfaces */
2886         INIT_LIST_HEAD(&gbe_dev->gbe_intf_head);
2887         for_each_child_of_node(interfaces, interface) {
2888                 ret = of_property_read_u32(interface, "slave-port", &slave_num);
2889                 if (ret) {
2890                         dev_err(dev, "missing slave-port parameter, skipping interface configuration for %s\n",
2891                                 interface->name);
2892                         continue;
2893                 }
2894                 gbe_dev->num_slaves++;
2895                 if (gbe_dev->num_slaves >= gbe_dev->max_num_slaves)
2896                         break;
2897         }
2898
2899         if (!gbe_dev->num_slaves)
2900                 dev_warn(dev, "No network interface configured\n");
2901
2902         /* Initialize Secondary slave ports */
2903         secondary_ports = of_get_child_by_name(node, "secondary-slave-ports");
2904         INIT_LIST_HEAD(&gbe_dev->secondary_slaves);
2905         if (secondary_ports && (gbe_dev->num_slaves <  gbe_dev->max_num_slaves))
2906                 init_secondary_ports(gbe_dev, secondary_ports);
2907         of_node_put(secondary_ports);
2908
2909         if (!gbe_dev->num_slaves) {
2910                 dev_err(dev, "No network interface or secondary ports configured\n");
2911                 ret = -ENODEV;
2912                 goto quit;
2913         }
2914
2915         memset(&ale_params, 0, sizeof(ale_params));
2916         ale_params.dev          = gbe_dev->dev;
2917         ale_params.ale_regs     = gbe_dev->ale_reg;
2918         ale_params.ale_ageout   = GBE_DEFAULT_ALE_AGEOUT;
2919         ale_params.ale_entries  = gbe_dev->ale_entries;
2920         ale_params.ale_ports    = gbe_dev->ale_ports;
2921
2922         gbe_dev->ale = cpsw_ale_create(&ale_params);
2923         if (!gbe_dev->ale) {
2924                 dev_err(gbe_dev->dev, "error initializing ale engine\n");
2925                 ret = -ENODEV;
2926                 goto quit;
2927         } else {
2928                 dev_dbg(gbe_dev->dev, "Created a gbe ale engine\n");
2929         }
2930
2931         /* initialize host port */
2932         gbe_init_host_port(gbe_dev);
2933
2934         init_timer(&gbe_dev->timer);
2935         gbe_dev->timer.data      = (unsigned long)gbe_dev;
2936         gbe_dev->timer.function = netcp_ethss_timer;
2937         gbe_dev->timer.expires   = jiffies + GBE_TIMER_INTERVAL;
2938         add_timer(&gbe_dev->timer);
2939         *inst_priv = gbe_dev;
2940         return 0;
2941
2942 quit:
2943         if (gbe_dev->hw_stats)
2944                 devm_kfree(dev, gbe_dev->hw_stats);
2945         cpsw_ale_destroy(gbe_dev->ale);
2946         if (gbe_dev->ss_regs)
2947                 devm_iounmap(dev, gbe_dev->ss_regs);
2948         of_node_put(interfaces);
2949         devm_kfree(dev, gbe_dev);
2950         return ret;
2951 }
2952
2953 static int gbe_attach(void *inst_priv, struct net_device *ndev,
2954                       struct device_node *node, void **intf_priv)
2955 {
2956         struct gbe_priv *gbe_dev = inst_priv;
2957         struct gbe_intf *gbe_intf;
2958         int ret;
2959
2960         if (!node) {
2961                 dev_err(gbe_dev->dev, "interface node not available\n");
2962                 return -ENODEV;
2963         }
2964
2965         gbe_intf = devm_kzalloc(gbe_dev->dev, sizeof(*gbe_intf), GFP_KERNEL);
2966         if (!gbe_intf)
2967                 return -ENOMEM;
2968
2969         gbe_intf->ndev = ndev;
2970         gbe_intf->dev = gbe_dev->dev;
2971         gbe_intf->gbe_dev = gbe_dev;
2972
2973         gbe_intf->slave = devm_kzalloc(gbe_dev->dev,
2974                                         sizeof(*gbe_intf->slave),
2975                                         GFP_KERNEL);
2976         if (!gbe_intf->slave) {
2977                 ret = -ENOMEM;
2978                 goto fail;
2979         }
2980
2981         if (init_slave(gbe_dev, gbe_intf->slave, node)) {
2982                 ret = -ENODEV;
2983                 goto fail;
2984         }
2985
2986         gbe_intf->tx_pipe = gbe_dev->tx_pipe;
2987         ndev->ethtool_ops = &keystone_ethtool_ops;
2988         list_add_tail(&gbe_intf->gbe_intf_list, &gbe_dev->gbe_intf_head);
2989         *intf_priv = gbe_intf;
2990         return 0;
2991
2992 fail:
2993         if (gbe_intf->slave)
2994                 devm_kfree(gbe_dev->dev, gbe_intf->slave);
2995         if (gbe_intf)
2996                 devm_kfree(gbe_dev->dev, gbe_intf);
2997         return ret;
2998 }
2999
3000 static int gbe_release(void *intf_priv)
3001 {
3002         struct gbe_intf *gbe_intf = intf_priv;
3003
3004         gbe_intf->ndev->ethtool_ops = NULL;
3005         list_del(&gbe_intf->gbe_intf_list);
3006         devm_kfree(gbe_intf->dev, gbe_intf->slave);
3007         devm_kfree(gbe_intf->dev, gbe_intf);
3008         return 0;
3009 }
3010
3011 static int gbe_remove(struct netcp_device *netcp_device, void *inst_priv)
3012 {
3013         struct gbe_priv *gbe_dev = inst_priv;
3014
3015         del_timer_sync(&gbe_dev->timer);
3016         cpsw_ale_stop(gbe_dev->ale);
3017         cpsw_ale_destroy(gbe_dev->ale);
3018         netcp_txpipe_close(&gbe_dev->tx_pipe);
3019         free_secondary_ports(gbe_dev);
3020
3021         if (!list_empty(&gbe_dev->gbe_intf_head))
3022                 dev_alert(gbe_dev->dev, "unreleased ethss interfaces present\n");
3023
3024         devm_kfree(gbe_dev->dev, gbe_dev->hw_stats);
3025         devm_iounmap(gbe_dev->dev, gbe_dev->ss_regs);
3026         memset(gbe_dev, 0x00, sizeof(*gbe_dev));
3027         devm_kfree(gbe_dev->dev, gbe_dev);
3028         return 0;
3029 }
3030
3031 static struct netcp_module gbe_module = {
3032         .name           = GBE_MODULE_NAME,
3033         .owner          = THIS_MODULE,
3034         .primary        = true,
3035         .probe          = gbe_probe,
3036         .open           = gbe_open,
3037         .close          = gbe_close,
3038         .remove         = gbe_remove,
3039         .attach         = gbe_attach,
3040         .release        = gbe_release,
3041         .add_addr       = gbe_add_addr,
3042         .del_addr       = gbe_del_addr,
3043         .add_vid        = gbe_add_vid,
3044         .del_vid        = gbe_del_vid,
3045         .ioctl          = gbe_ioctl,
3046 };
3047
3048 static struct netcp_module xgbe_module = {
3049         .name           = XGBE_MODULE_NAME,
3050         .owner          = THIS_MODULE,
3051         .primary        = true,
3052         .probe          = gbe_probe,
3053         .open           = gbe_open,
3054         .close          = gbe_close,
3055         .remove         = gbe_remove,
3056         .attach         = gbe_attach,
3057         .release        = gbe_release,
3058         .add_addr       = gbe_add_addr,
3059         .del_addr       = gbe_del_addr,
3060         .add_vid        = gbe_add_vid,
3061         .del_vid        = gbe_del_vid,
3062         .ioctl          = gbe_ioctl,
3063 };
3064
3065 static int __init keystone_gbe_init(void)
3066 {
3067         int ret;
3068
3069         ret = netcp_register_module(&gbe_module);
3070         if (ret)
3071                 return ret;
3072
3073         ret = netcp_register_module(&xgbe_module);
3074         if (ret)
3075                 return ret;
3076
3077         return 0;
3078 }
3079 module_init(keystone_gbe_init);
3080
3081 static void __exit keystone_gbe_exit(void)
3082 {
3083         netcp_unregister_module(&gbe_module);
3084         netcp_unregister_module(&xgbe_module);
3085 }
3086 module_exit(keystone_gbe_exit);
3087
3088 MODULE_LICENSE("GPL v2");
3089 MODULE_DESCRIPTION("TI NETCP ETHSS driver for Keystone SOCs");
3090 MODULE_AUTHOR("Sandeep Nair <sandeep_n@ti.com");