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 <[email protected]>
   6  *              Sandeep Paulraj <[email protected]>
   7  *              Cyril Chemparathy <[email protected]>
   8  *              Santosh Shilimkar <[email protected]>
   9  *              Wingman Kwok <[email protected]>
  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/ptp_classify.h>
  27 #include <linux/net_tstamp.h>
  28 #include <linux/ethtool.h>
  29
  30 #include "cpsw_ale.h"
  31 #include "netcp.h"
  32 #include "cpts.h"
  33
  34 #define NETCP_DRIVER_NAME               "TI KeyStone Ethernet Driver"
  35 #define NETCP_DRIVER_VERSION            "v1.0"
  36
  37 #define GBE_IDENT(reg)                  ((reg >> 16) & 0xffff)
  38 #define GBE_MAJOR_VERSION(reg)          (reg >> 8 & 0x7)
  39 #define GBE_MINOR_VERSION(reg)          (reg & 0xff)
  40 #define GBE_RTL_VERSION(reg)            ((reg >> 11) & 0x1f)
  41
  42 /* 1G Ethernet SS defines */
  43 #define GBE_MODULE_NAME                 "netcp-gbe"
  44 #define GBE_SS_VERSION_14               0x4ed21104
  45
  46 #define GBE_SS_REG_INDEX                0
  47 #define GBE_SGMII34_REG_INDEX           1
  48 #define GBE_SM_REG_INDEX                2
  49 /* offset relative to base of GBE_SS_REG_INDEX */
  50 #define GBE13_SGMII_MODULE_OFFSET       0x100
  51 /* offset relative to base of GBE_SM_REG_INDEX */
  52 #define GBE13_HOST_PORT_OFFSET          0x34
  53 #define GBE13_SLAVE_PORT_OFFSET         0x60
  54 #define GBE13_EMAC_OFFSET               0x100
  55 #define GBE13_SLAVE_PORT2_OFFSET        0x200
  56 #define GBE13_HW_STATS_OFFSET           0x300
  57 #define GBE13_CPTS_OFFSET               0x500
  58 #define GBE13_ALE_OFFSET                0x600
  59 #define GBE13_HOST_PORT_NUM             0
  60 #define GBE13_NUM_ALE_ENTRIES           1024
  61
  62 /* 1G Ethernet NU SS defines */
  63 #define GBENU_MODULE_NAME               "netcp-gbenu"
  64 #define GBE_SS_ID_NU                    0x4ee6
  65 #define GBE_SS_ID_2U                    0x4ee8
  66
  67 #define IS_SS_ID_MU(d) \
  68         ((GBE_IDENT((d)->ss_version) == GBE_SS_ID_NU) || \
  69          (GBE_IDENT((d)->ss_version) == GBE_SS_ID_2U))
  70
  71 #define IS_SS_ID_NU(d) \
  72         (GBE_IDENT((d)->ss_version) == GBE_SS_ID_NU)
  73
  74 #define GBENU_SS_REG_INDEX              0
  75 #define GBENU_SM_REG_INDEX              1
  76 #define GBENU_SGMII_MODULE_OFFSET       0x100
  77 #define GBENU_HOST_PORT_OFFSET          0x1000
  78 #define GBENU_SLAVE_PORT_OFFSET         0x2000
  79 #define GBENU_EMAC_OFFSET               0x2330
  80 #define GBENU_HW_STATS_OFFSET           0x1a000
  81 #define GBENU_CPTS_OFFSET               0x1d000
  82 #define GBENU_ALE_OFFSET                0x1e000
  83 #define GBENU_HOST_PORT_NUM             0
  84 #define GBENU_SGMII_MODULE_SIZE         0x100
  85
  86 /* 10G Ethernet SS defines */
  87 #define XGBE_MODULE_NAME                "netcp-xgbe"
  88 #define XGBE_SS_VERSION_10              0x4ee42100
  89
  90 #define XGBE_SS_REG_INDEX               0
  91 #define XGBE_SM_REG_INDEX               1
  92 #define XGBE_SERDES_REG_INDEX           2
  93
  94 /* offset relative to base of XGBE_SS_REG_INDEX */
  95 #define XGBE10_SGMII_MODULE_OFFSET      0x100
  96 #define IS_SS_ID_XGBE(d)                ((d)->ss_version == XGBE_SS_VERSION_10)
  97 /* offset relative to base of XGBE_SM_REG_INDEX */
  98 #define XGBE10_HOST_PORT_OFFSET         0x34
  99 #define XGBE10_SLAVE_PORT_OFFSET        0x64
 100 #define XGBE10_EMAC_OFFSET              0x400
 101 #define XGBE10_CPTS_OFFSET              0x600
 102 #define XGBE10_ALE_OFFSET               0x700
 103 #define XGBE10_HW_STATS_OFFSET          0x800
 104 #define XGBE10_HOST_PORT_NUM            0
 105 #define XGBE10_NUM_ALE_ENTRIES          2048
 106
 107 #define GBE_TIMER_INTERVAL                      (HZ / 2)
 108
 109 /* Soft reset register values */
 110 #define SOFT_RESET_MASK                         BIT(0)
 111 #define SOFT_RESET                              BIT(0)
 112 #define DEVICE_EMACSL_RESET_POLL_COUNT          100
 113 #define GMACSL_RET_WARN_RESET_INCOMPLETE        -2
 114
 115 #define MACSL_RX_ENABLE_CSF                     BIT(23)
 116 #define MACSL_ENABLE_EXT_CTL                    BIT(18)
 117 #define MACSL_XGMII_ENABLE                      BIT(13)
 118 #define MACSL_XGIG_MODE                         BIT(8)
 119 #define MACSL_GIG_MODE                          BIT(7)
 120 #define MACSL_GMII_ENABLE                       BIT(5)
 121 #define MACSL_FULLDUPLEX                        BIT(0)
 122
 123 #define GBE_CTL_P0_ENABLE                       BIT(2)
 124 #define ETH_SW_CTL_P0_TX_CRC_REMOVE             BIT(13)
 125 #define GBE13_REG_VAL_STAT_ENABLE_ALL           0xff
 126 #define XGBE_REG_VAL_STAT_ENABLE_ALL            0xf
 127 #define GBE_STATS_CD_SEL                        BIT(28)
 128
 129 #define GBE_PORT_MASK(x)                        (BIT(x) - 1)
 130 #define GBE_MASK_NO_PORTS                       0
 131
 132 #define GBE_DEF_1G_MAC_CONTROL                                  \
 133                 (MACSL_GIG_MODE | MACSL_GMII_ENABLE |           \
 134                  MACSL_ENABLE_EXT_CTL | MACSL_RX_ENABLE_CSF)
 135
 136 #define GBE_DEF_10G_MAC_CONTROL                         \
 137                 (MACSL_XGIG_MODE | MACSL_XGMII_ENABLE |         \
 138                  MACSL_ENABLE_EXT_CTL | MACSL_RX_ENABLE_CSF)
 139
 140 #define GBE_STATSA_MODULE                       0
 141 #define GBE_STATSB_MODULE                       1
 142 #define GBE_STATSC_MODULE                       2
 143 #define GBE_STATSD_MODULE                       3
 144
 145 #define GBENU_STATS0_MODULE                     0
 146 #define GBENU_STATS1_MODULE                     1
 147 #define GBENU_STATS2_MODULE                     2
 148 #define GBENU_STATS3_MODULE                     3
 149 #define GBENU_STATS4_MODULE                     4
 150 #define GBENU_STATS5_MODULE                     5
 151 #define GBENU_STATS6_MODULE                     6
 152 #define GBENU_STATS7_MODULE                     7
 153 #define GBENU_STATS8_MODULE                     8
 154
 155 #define XGBE_STATS0_MODULE                      0
 156 #define XGBE_STATS1_MODULE                      1
 157 #define XGBE_STATS2_MODULE                      2
 158
 159 /* s: 0-based slave_port */
 160 #define SGMII_BASE(d, s) \
 161         (((s) < 2) ? (d)->sgmii_port_regs : (d)->sgmii_port34_regs)
 162
 163 #define GBE_TX_QUEUE                            648
 164 #define GBE_TXHOOK_ORDER                        0
 165 #define GBE_RXHOOK_ORDER                        0
 166 #define GBE_DEFAULT_ALE_AGEOUT                  30
 167 #define SLAVE_LINK_IS_XGMII(s) ((s)->link_interface >= XGMII_LINK_MAC_PHY)
 168 #define NETCP_LINK_STATE_INVALID                -1
 169
 170 #define GBE_SET_REG_OFS(p, rb, rn) p->rb##_ofs.rn = \
 171                 offsetof(struct gbe##_##rb, rn)
 172 #define GBENU_SET_REG_OFS(p, rb, rn) p->rb##_ofs.rn = \
 173                 offsetof(struct gbenu##_##rb, rn)
 174 #define XGBE_SET_REG_OFS(p, rb, rn) p->rb##_ofs.rn = \
 175                 offsetof(struct xgbe##_##rb, rn)
 176 #define GBE_REG_ADDR(p, rb, rn) (p->rb + p->rb##_ofs.rn)
 177
 178 #define HOST_TX_PRI_MAP_DEFAULT                 0x00000000
 179
 180 #if IS_ENABLED(CONFIG_TI_CPTS)
 181 /* Px_TS_CTL register fields */
 182 #define TS_RX_ANX_F_EN                          BIT(0)
 183 #define TS_RX_VLAN_LT1_EN                       BIT(1)
 184 #define TS_RX_VLAN_LT2_EN                       BIT(2)
 185 #define TS_RX_ANX_D_EN                          BIT(3)
 186 #define TS_TX_ANX_F_EN                          BIT(4)
 187 #define TS_TX_VLAN_LT1_EN                       BIT(5)
 188 #define TS_TX_VLAN_LT2_EN                       BIT(6)
 189 #define TS_TX_ANX_D_EN                          BIT(7)
 190 #define TS_LT2_EN                               BIT(8)
 191 #define TS_RX_ANX_E_EN                          BIT(9)
 192 #define TS_TX_ANX_E_EN                          BIT(10)
 193 #define TS_MSG_TYPE_EN_SHIFT                    16
 194 #define TS_MSG_TYPE_EN_MASK                     0xffff
 195
 196 /* Px_TS_SEQ_LTYPE register fields */
 197 #define TS_SEQ_ID_OFS_SHIFT                     16
 198 #define TS_SEQ_ID_OFS_MASK                      0x3f
 199
 200 /* Px_TS_CTL_LTYPE2 register fields */
 201 #define TS_107                                  BIT(16)
 202 #define TS_129                                  BIT(17)
 203 #define TS_130                                  BIT(18)
 204 #define TS_131                                  BIT(19)
 205 #define TS_132                                  BIT(20)
 206 #define TS_319                                  BIT(21)
 207 #define TS_320                                  BIT(22)
 208 #define TS_TTL_NONZERO                          BIT(23)
 209 #define TS_UNI_EN                               BIT(24)
 210 #define TS_UNI_EN_SHIFT                         24
 211
 212 #define TS_TX_ANX_ALL_EN         \
 213         (TS_TX_ANX_D_EN | TS_TX_ANX_E_EN | TS_TX_ANX_F_EN)
 214
 215 #define TS_RX_ANX_ALL_EN         \
 216         (TS_RX_ANX_D_EN | TS_RX_ANX_E_EN | TS_RX_ANX_F_EN)
 217
 218 #define TS_CTL_DST_PORT                         TS_319
 219 #define TS_CTL_DST_PORT_SHIFT                   21
 220
 221 #define TS_CTL_MADDR_ALL        \
 222         (TS_107 | TS_129 | TS_130 | TS_131 | TS_132)
 223
 224 #define TS_CTL_MADDR_SHIFT                      16
 225
 226 /* The PTP event messages - Sync, Delay_Req, Pdelay_Req, and Pdelay_Resp. */
 227 #define EVENT_MSG_BITS (BIT(0) | BIT(1) | BIT(2) | BIT(3))
 228 #endif /* CONFIG_TI_CPTS */
 229
 230 struct xgbe_ss_regs {
 231         u32     id_ver;
 232         u32     synce_count;
 233         u32     synce_mux;
 234         u32     control;
 235 };
 236
 237 struct xgbe_switch_regs {
 238         u32     id_ver;
 239         u32     control;
 240         u32     emcontrol;
 241         u32     stat_port_en;
 242         u32     ptype;
 243         u32     soft_idle;
 244         u32     thru_rate;
 245         u32     gap_thresh;
 246         u32     tx_start_wds;
 247         u32     flow_control;
 248         u32     cppi_thresh;
 249 };
 250
 251 struct xgbe_port_regs {
 252         u32     blk_cnt;
 253         u32     port_vlan;
 254         u32     tx_pri_map;
 255         u32     sa_lo;
 256         u32     sa_hi;
 257         u32     ts_ctl;
 258         u32     ts_seq_ltype;
 259         u32     ts_vlan;
 260         u32     ts_ctl_ltype2;
 261         u32     ts_ctl2;
 262         u32     control;
 263 };
 264
 265 struct xgbe_host_port_regs {
 266         u32     blk_cnt;
 267         u32     port_vlan;
 268         u32     tx_pri_map;
 269         u32     src_id;
 270         u32     rx_pri_map;
 271         u32     rx_maxlen;
 272 };
 273
 274 struct xgbe_emac_regs {
 275         u32     id_ver;
 276         u32     mac_control;
 277         u32     mac_status;
 278         u32     soft_reset;
 279         u32     rx_maxlen;
 280         u32     __reserved_0;
 281         u32     rx_pause;
 282         u32     tx_pause;
 283         u32     em_control;
 284         u32     __reserved_1;
 285         u32     tx_gap;
 286         u32     rsvd[4];
 287 };
 288
 289 struct xgbe_host_hw_stats {
 290         u32     rx_good_frames;
 291         u32     rx_broadcast_frames;
 292         u32     rx_multicast_frames;
 293         u32     __rsvd_0[3];
 294         u32     rx_oversized_frames;
 295         u32     __rsvd_1;
 296         u32     rx_undersized_frames;
 297         u32     __rsvd_2;
 298         u32     overrun_type4;
 299         u32     overrun_type5;
 300         u32     rx_bytes;
 301         u32     tx_good_frames;
 302         u32     tx_broadcast_frames;
 303         u32     tx_multicast_frames;
 304         u32     __rsvd_3[9];
 305         u32     tx_bytes;
 306         u32     tx_64byte_frames;
 307         u32     tx_65_to_127byte_frames;
 308         u32     tx_128_to_255byte_frames;
 309         u32     tx_256_to_511byte_frames;
 310         u32     tx_512_to_1023byte_frames;
 311         u32     tx_1024byte_frames;
 312         u32     net_bytes;
 313         u32     rx_sof_overruns;
 314         u32     rx_mof_overruns;
 315         u32     rx_dma_overruns;
 316 };
 317
 318 struct xgbe_hw_stats {
 319         u32     rx_good_frames;
 320         u32     rx_broadcast_frames;
 321         u32     rx_multicast_frames;
 322         u32     rx_pause_frames;
 323         u32     rx_crc_errors;
 324         u32     rx_align_code_errors;
 325         u32     rx_oversized_frames;
 326         u32     rx_jabber_frames;
 327         u32     rx_undersized_frames;
 328         u32     rx_fragments;
 329         u32     overrun_type4;
 330         u32     overrun_type5;
 331         u32     rx_bytes;
 332         u32     tx_good_frames;
 333         u32     tx_broadcast_frames;
 334         u32     tx_multicast_frames;
 335         u32     tx_pause_frames;
 336         u32     tx_deferred_frames;
 337         u32     tx_collision_frames;
 338         u32     tx_single_coll_frames;
 339         u32     tx_mult_coll_frames;
 340         u32     tx_excessive_collisions;
 341         u32     tx_late_collisions;
 342         u32     tx_underrun;
 343         u32     tx_carrier_sense_errors;
 344         u32     tx_bytes;
 345         u32     tx_64byte_frames;
 346         u32     tx_65_to_127byte_frames;
 347         u32     tx_128_to_255byte_frames;
 348         u32     tx_256_to_511byte_frames;
 349         u32     tx_512_to_1023byte_frames;
 350         u32     tx_1024byte_frames;
 351         u32     net_bytes;
 352         u32     rx_sof_overruns;
 353         u32     rx_mof_overruns;
 354         u32     rx_dma_overruns;
 355 };
 356
 357 struct gbenu_ss_regs {
 358         u32     id_ver;
 359         u32     synce_count;            /* NU */
 360         u32     synce_mux;              /* NU */
 361         u32     control;                /* 2U */
 362         u32     __rsvd_0[2];            /* 2U */
 363         u32     rgmii_status;           /* 2U */
 364         u32     ss_status;              /* 2U */
 365 };
 366
 367 struct gbenu_switch_regs {
 368         u32     id_ver;
 369         u32     control;
 370         u32     __rsvd_0[2];
 371         u32     emcontrol;
 372         u32     stat_port_en;
 373         u32     ptype;                  /* NU */
 374         u32     soft_idle;
 375         u32     thru_rate;              /* NU */
 376         u32     gap_thresh;             /* NU */
 377         u32     tx_start_wds;           /* NU */
 378         u32     eee_prescale;           /* 2U */
 379         u32     tx_g_oflow_thresh_set;  /* NU */
 380         u32     tx_g_oflow_thresh_clr;  /* NU */
 381         u32     tx_g_buf_thresh_set_l;  /* NU */
 382         u32     tx_g_buf_thresh_set_h;  /* NU */
 383         u32     tx_g_buf_thresh_clr_l;  /* NU */
 384         u32     tx_g_buf_thresh_clr_h;  /* NU */
 385 };
 386
 387 struct gbenu_port_regs {
 388         u32     __rsvd_0;
 389         u32     control;
 390         u32     max_blks;               /* 2U */
 391         u32     mem_align1;
 392         u32     blk_cnt;
 393         u32     port_vlan;
 394         u32     tx_pri_map;             /* NU */
 395         u32     pri_ctl;                /* 2U */
 396         u32     rx_pri_map;
 397         u32     rx_maxlen;
 398         u32     tx_blks_pri;            /* NU */
 399         u32     __rsvd_1;
 400         u32     idle2lpi;               /* 2U */
 401         u32     lpi2idle;               /* 2U */
 402         u32     eee_status;             /* 2U */
 403         u32     __rsvd_2;
 404         u32     __rsvd_3[176];          /* NU: more to add */
 405         u32     __rsvd_4[2];
 406         u32     sa_lo;
 407         u32     sa_hi;
 408         u32     ts_ctl;
 409         u32     ts_seq_ltype;
 410         u32     ts_vlan;
 411         u32     ts_ctl_ltype2;
 412         u32     ts_ctl2;
 413 };
 414
 415 struct gbenu_host_port_regs {
 416         u32     __rsvd_0;
 417         u32     control;
 418         u32     flow_id_offset;         /* 2U */
 419         u32     __rsvd_1;
 420         u32     blk_cnt;
 421         u32     port_vlan;
 422         u32     tx_pri_map;             /* NU */
 423         u32     pri_ctl;
 424         u32     rx_pri_map;
 425         u32     rx_maxlen;
 426         u32     tx_blks_pri;            /* NU */
 427         u32     __rsvd_2;
 428         u32     idle2lpi;               /* 2U */
 429         u32     lpi2wake;               /* 2U */
 430         u32     eee_status;             /* 2U */
 431         u32     __rsvd_3;
 432         u32     __rsvd_4[184];          /* NU */
 433         u32     host_blks_pri;          /* NU */
 434 };
 435
 436 struct gbenu_emac_regs {
 437         u32     mac_control;
 438         u32     mac_status;
 439         u32     soft_reset;
 440         u32     boff_test;
 441         u32     rx_pause;
 442         u32     __rsvd_0[11];           /* NU */
 443         u32     tx_pause;
 444         u32     __rsvd_1[11];           /* NU */
 445         u32     em_control;
 446         u32     tx_gap;
 447 };
 448
 449 /* Some hw stat regs are applicable to slave port only.
 450  * This is handled by gbenu_et_stats struct.  Also some
 451  * are for SS version NU and some are for 2U.
 452  */
 453 struct gbenu_hw_stats {
 454         u32     rx_good_frames;
 455         u32     rx_broadcast_frames;
 456         u32     rx_multicast_frames;
 457         u32     rx_pause_frames;                /* slave */
 458         u32     rx_crc_errors;
 459         u32     rx_align_code_errors;           /* slave */
 460         u32     rx_oversized_frames;
 461         u32     rx_jabber_frames;               /* slave */
 462         u32     rx_undersized_frames;
 463         u32     rx_fragments;                   /* slave */
 464         u32     ale_drop;
 465         u32     ale_overrun_drop;
 466         u32     rx_bytes;
 467         u32     tx_good_frames;
 468         u32     tx_broadcast_frames;
 469         u32     tx_multicast_frames;
 470         u32     tx_pause_frames;                /* slave */
 471         u32     tx_deferred_frames;             /* slave */
 472         u32     tx_collision_frames;            /* slave */
 473         u32     tx_single_coll_frames;          /* slave */
 474         u32     tx_mult_coll_frames;            /* slave */
 475         u32     tx_excessive_collisions;        /* slave */
 476         u32     tx_late_collisions;             /* slave */
 477         u32     rx_ipg_error;                   /* slave 10G only */
 478         u32     tx_carrier_sense_errors;        /* slave */
 479         u32     tx_bytes;
 480         u32     tx_64B_frames;
 481         u32     tx_65_to_127B_frames;
 482         u32     tx_128_to_255B_frames;
 483         u32     tx_256_to_511B_frames;
 484         u32     tx_512_to_1023B_frames;
 485         u32     tx_1024B_frames;
 486         u32     net_bytes;
 487         u32     rx_bottom_fifo_drop;
 488         u32     rx_port_mask_drop;
 489         u32     rx_top_fifo_drop;
 490         u32     ale_rate_limit_drop;
 491         u32     ale_vid_ingress_drop;
 492         u32     ale_da_eq_sa_drop;
 493         u32     __rsvd_0[3];
 494         u32     ale_unknown_ucast;
 495         u32     ale_unknown_ucast_bytes;
 496         u32     ale_unknown_mcast;
 497         u32     ale_unknown_mcast_bytes;
 498         u32     ale_unknown_bcast;
 499         u32     ale_unknown_bcast_bytes;
 500         u32     ale_pol_match;
 501         u32     ale_pol_match_red;              /* NU */
 502         u32     ale_pol_match_yellow;           /* NU */
 503         u32     __rsvd_1[44];
 504         u32     tx_mem_protect_err;
 505         /* following NU only */
 506         u32     tx_pri0;
 507         u32     tx_pri1;
 508         u32     tx_pri2;
 509         u32     tx_pri3;
 510         u32     tx_pri4;
 511         u32     tx_pri5;
 512         u32     tx_pri6;
 513         u32     tx_pri7;
 514         u32     tx_pri0_bcnt;
 515         u32     tx_pri1_bcnt;
 516         u32     tx_pri2_bcnt;
 517         u32     tx_pri3_bcnt;
 518         u32     tx_pri4_bcnt;
 519         u32     tx_pri5_bcnt;
 520         u32     tx_pri6_bcnt;
 521         u32     tx_pri7_bcnt;
 522         u32     tx_pri0_drop;
 523         u32     tx_pri1_drop;
 524         u32     tx_pri2_drop;
 525         u32     tx_pri3_drop;
 526         u32     tx_pri4_drop;
 527         u32     tx_pri5_drop;
 528         u32     tx_pri6_drop;
 529         u32     tx_pri7_drop;
 530         u32     tx_pri0_drop_bcnt;
 531         u32     tx_pri1_drop_bcnt;
 532         u32     tx_pri2_drop_bcnt;
 533         u32     tx_pri3_drop_bcnt;
 534         u32     tx_pri4_drop_bcnt;
 535         u32     tx_pri5_drop_bcnt;
 536         u32     tx_pri6_drop_bcnt;
 537         u32     tx_pri7_drop_bcnt;
 538 };
 539
 540 #define GBENU_HW_STATS_REG_MAP_SZ       0x200
 541
 542 struct gbe_ss_regs {
 543         u32     id_ver;
 544         u32     synce_count;
 545         u32     synce_mux;
 546 };
 547
 548 struct gbe_ss_regs_ofs {
 549         u16     id_ver;
 550         u16     control;
 551 };
 552
 553 struct gbe_switch_regs {
 554         u32     id_ver;
 555         u32     control;
 556         u32     soft_reset;
 557         u32     stat_port_en;
 558         u32     ptype;
 559         u32     soft_idle;
 560         u32     thru_rate;
 561         u32     gap_thresh;
 562         u32     tx_start_wds;
 563         u32     flow_control;
 564 };
 565
 566 struct gbe_switch_regs_ofs {
 567         u16     id_ver;
 568         u16     control;
 569         u16     soft_reset;
 570         u16     emcontrol;
 571         u16     stat_port_en;
 572         u16     ptype;
 573         u16     flow_control;
 574 };
 575
 576 struct gbe_port_regs {
 577         u32     max_blks;
 578         u32     blk_cnt;
 579         u32     port_vlan;
 580         u32     tx_pri_map;
 581         u32     sa_lo;
 582         u32     sa_hi;
 583         u32     ts_ctl;
 584         u32     ts_seq_ltype;
 585         u32     ts_vlan;
 586         u32     ts_ctl_ltype2;
 587         u32     ts_ctl2;
 588 };
 589
 590 struct gbe_port_regs_ofs {
 591         u16     port_vlan;
 592         u16     tx_pri_map;
 593         u16     sa_lo;
 594         u16     sa_hi;
 595         u16     ts_ctl;
 596         u16     ts_seq_ltype;
 597         u16     ts_vlan;
 598         u16     ts_ctl_ltype2;
 599         u16     ts_ctl2;
 600         u16     rx_maxlen;      /* 2U, NU */
 601 };
 602
 603 struct gbe_host_port_regs {
 604         u32     src_id;
 605         u32     port_vlan;
 606         u32     rx_pri_map;
 607         u32     rx_maxlen;
 608 };
 609
 610 struct gbe_host_port_regs_ofs {
 611         u16     port_vlan;
 612         u16     tx_pri_map;
 613         u16     rx_maxlen;
 614 };
 615
 616 struct gbe_emac_regs {
 617         u32     id_ver;
 618         u32     mac_control;
 619         u32     mac_status;
 620         u32     soft_reset;
 621         u32     rx_maxlen;
 622         u32     __reserved_0;
 623         u32     rx_pause;
 624         u32     tx_pause;
 625         u32     __reserved_1;
 626         u32     rx_pri_map;
 627         u32     rsvd[6];
 628 };
 629
 630 struct gbe_emac_regs_ofs {
 631         u16     mac_control;
 632         u16     soft_reset;
 633         u16     rx_maxlen;
 634 };
 635
 636 struct gbe_hw_stats {
 637         u32     rx_good_frames;
 638         u32     rx_broadcast_frames;
 639         u32     rx_multicast_frames;
 640         u32     rx_pause_frames;
 641         u32     rx_crc_errors;
 642         u32     rx_align_code_errors;
 643         u32     rx_oversized_frames;
 644         u32     rx_jabber_frames;
 645         u32     rx_undersized_frames;
 646         u32     rx_fragments;
 647         u32     __pad_0[2];
 648         u32     rx_bytes;
 649         u32     tx_good_frames;
 650         u32     tx_broadcast_frames;
 651         u32     tx_multicast_frames;
 652         u32     tx_pause_frames;
 653         u32     tx_deferred_frames;
 654         u32     tx_collision_frames;
 655         u32     tx_single_coll_frames;
 656         u32     tx_mult_coll_frames;
 657         u32     tx_excessive_collisions;
 658         u32     tx_late_collisions;
 659         u32     tx_underrun;
 660         u32     tx_carrier_sense_errors;
 661         u32     tx_bytes;
 662         u32     tx_64byte_frames;
 663         u32     tx_65_to_127byte_frames;
 664         u32     tx_128_to_255byte_frames;
 665         u32     tx_256_to_511byte_frames;
 666         u32     tx_512_to_1023byte_frames;
 667         u32     tx_1024byte_frames;
 668         u32     net_bytes;
 669         u32     rx_sof_overruns;
 670         u32     rx_mof_overruns;
 671         u32     rx_dma_overruns;
 672 };
 673
 674 #define GBE_MAX_HW_STAT_MODS                    9
 675 #define GBE_HW_STATS_REG_MAP_SZ                 0x100
 676
 677 struct ts_ctl {
 678         int     uni;
 679         u8      dst_port_map;
 680         u8      maddr_map;
 681         u8      ts_mcast_type;
 682 };
 683
 684 struct gbe_slave {
 685         void __iomem                    *port_regs;
 686         void __iomem                    *emac_regs;
 687         struct gbe_port_regs_ofs        port_regs_ofs;
 688         struct gbe_emac_regs_ofs        emac_regs_ofs;
 689         int                             slave_num; /* 0 based logical number */
 690         int                             port_num;  /* actual port number */
 691         atomic_t                        link_state;
 692         bool                            open;
 693         struct phy_device               *phy;
 694         u32                             link_interface;
 695         u32                             mac_control;
 696         u8                              phy_port_t;
 697         struct device_node              *phy_node;
 698         struct ts_ctl                   ts_ctl;
 699         struct list_head                slave_list;
 700 };
 701
 702 struct gbe_priv {
 703         struct device                   *dev;
 704         struct netcp_device             *netcp_device;
 705         struct timer_list               timer;
 706         u32                             num_slaves;
 707         u32                             ale_entries;
 708         u32                             ale_ports;
 709         bool                            enable_ale;
 710         u8                              max_num_slaves;
 711         u8                              max_num_ports; /* max_num_slaves + 1 */
 712         u8                              num_stats_mods;
 713         struct netcp_tx_pipe            tx_pipe;
 714
 715         int                             host_port;
 716         u32                             rx_packet_max;
 717         u32                             ss_version;
 718         u32                             stats_en_mask;
 719
 720         void __iomem                    *ss_regs;
 721         void __iomem                    *switch_regs;
 722         void __iomem                    *host_port_regs;
 723         void __iomem                    *ale_reg;
 724         void __iomem                    *cpts_reg;
 725         void __iomem                    *sgmii_port_regs;
 726         void __iomem                    *sgmii_port34_regs;
 727         void __iomem                    *xgbe_serdes_regs;
 728         void __iomem                    *hw_stats_regs[GBE_MAX_HW_STAT_MODS];
 729
 730         struct gbe_ss_regs_ofs          ss_regs_ofs;
 731         struct gbe_switch_regs_ofs      switch_regs_ofs;
 732         struct gbe_host_port_regs_ofs   host_port_regs_ofs;
 733
 734         struct cpsw_ale                 *ale;
 735         unsigned int                    tx_queue_id;
 736         const char                      *dma_chan_name;
 737
 738         struct list_head                gbe_intf_head;
 739         struct list_head                secondary_slaves;
 740         struct net_device               *dummy_ndev;
 741
 742         u64                             *hw_stats;
 743         u32                             *hw_stats_prev;
 744         const struct netcp_ethtool_stat *et_stats;
 745         int                             num_et_stats;
 746         /*  Lock for updating the hwstats */
 747         spinlock_t                      hw_stats_lock;
 748
 749         int                             cpts_registered;
 750         struct cpts                     *cpts;
 751 };
 752
 753 struct gbe_intf {
 754         struct net_device       *ndev;
 755         struct device           *dev;
 756         struct gbe_priv         *gbe_dev;
 757         struct netcp_tx_pipe    tx_pipe;
 758         struct gbe_slave        *slave;
 759         struct list_head        gbe_intf_list;
 760         unsigned long           active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
 761 };
 762
 763 static struct netcp_module gbe_module;
 764 static struct netcp_module xgbe_module;
 765
 766 /* Statistic management */
 767 struct netcp_ethtool_stat {
 768         char desc[ETH_GSTRING_LEN];
 769         int type;
 770         u32 size;
 771         int offset;
 772 };
 773
 774 #define GBE_STATSA_INFO(field)                                          \
 775 {                                                                       \
 776         "GBE_A:"#field, GBE_STATSA_MODULE,                              \
 777         FIELD_SIZEOF(struct gbe_hw_stats, field),                       \
 778         offsetof(struct gbe_hw_stats, field)                            \
 779 }
 780
 781 #define GBE_STATSB_INFO(field)                                          \
 782 {                                                                       \
 783         "GBE_B:"#field, GBE_STATSB_MODULE,                              \
 784         FIELD_SIZEOF(struct gbe_hw_stats, field),                       \
 785         offsetof(struct gbe_hw_stats, field)                            \
 786 }
 787
 788 #define GBE_STATSC_INFO(field)                                          \
 789 {                                                                       \
 790         "GBE_C:"#field, GBE_STATSC_MODULE,                              \
 791         FIELD_SIZEOF(struct gbe_hw_stats, field),                       \
 792         offsetof(struct gbe_hw_stats, field)                            \
 793 }
 794
 795 #define GBE_STATSD_INFO(field)                                          \
 796 {                                                                       \
 797         "GBE_D:"#field, GBE_STATSD_MODULE,                              \
 798         FIELD_SIZEOF(struct gbe_hw_stats, field),                       \
 799         offsetof(struct gbe_hw_stats, field)                            \
 800 }
 801
 802 static const struct netcp_ethtool_stat gbe13_et_stats[] = {
 803         /* GBE module A */
 804         GBE_STATSA_INFO(rx_good_frames),
 805         GBE_STATSA_INFO(rx_broadcast_frames),
 806         GBE_STATSA_INFO(rx_multicast_frames),
 807         GBE_STATSA_INFO(rx_pause_frames),
 808         GBE_STATSA_INFO(rx_crc_errors),
 809         GBE_STATSA_INFO(rx_align_code_errors),
 810         GBE_STATSA_INFO(rx_oversized_frames),
 811         GBE_STATSA_INFO(rx_jabber_frames),
 812         GBE_STATSA_INFO(rx_undersized_frames),
 813         GBE_STATSA_INFO(rx_fragments),
 814         GBE_STATSA_INFO(rx_bytes),
 815         GBE_STATSA_INFO(tx_good_frames),
 816         GBE_STATSA_INFO(tx_broadcast_frames),
 817         GBE_STATSA_INFO(tx_multicast_frames),
 818         GBE_STATSA_INFO(tx_pause_frames),
 819         GBE_STATSA_INFO(tx_deferred_frames),
 820         GBE_STATSA_INFO(tx_collision_frames),
 821         GBE_STATSA_INFO(tx_single_coll_frames),
 822         GBE_STATSA_INFO(tx_mult_coll_frames),
 823         GBE_STATSA_INFO(tx_excessive_collisions),
 824         GBE_STATSA_INFO(tx_late_collisions),
 825         GBE_STATSA_INFO(tx_underrun),
 826         GBE_STATSA_INFO(tx_carrier_sense_errors),
 827         GBE_STATSA_INFO(tx_bytes),
 828         GBE_STATSA_INFO(tx_64byte_frames),
 829         GBE_STATSA_INFO(tx_65_to_127byte_frames),
 830         GBE_STATSA_INFO(tx_128_to_255byte_frames),
 831         GBE_STATSA_INFO(tx_256_to_511byte_frames),
 832         GBE_STATSA_INFO(tx_512_to_1023byte_frames),
 833         GBE_STATSA_INFO(tx_1024byte_frames),
 834         GBE_STATSA_INFO(net_bytes),
 835         GBE_STATSA_INFO(rx_sof_overruns),
 836         GBE_STATSA_INFO(rx_mof_overruns),
 837         GBE_STATSA_INFO(rx_dma_overruns),
 838         /* GBE module B */
 839         GBE_STATSB_INFO(rx_good_frames),
 840         GBE_STATSB_INFO(rx_broadcast_frames),
 841         GBE_STATSB_INFO(rx_multicast_frames),
 842         GBE_STATSB_INFO(rx_pause_frames),
 843         GBE_STATSB_INFO(rx_crc_errors),
 844         GBE_STATSB_INFO(rx_align_code_errors),
 845         GBE_STATSB_INFO(rx_oversized_frames),
 846         GBE_STATSB_INFO(rx_jabber_frames),
 847         GBE_STATSB_INFO(rx_undersized_frames),
 848         GBE_STATSB_INFO(rx_fragments),
 849         GBE_STATSB_INFO(rx_bytes),
 850         GBE_STATSB_INFO(tx_good_frames),
 851         GBE_STATSB_INFO(tx_broadcast_frames),
 852         GBE_STATSB_INFO(tx_multicast_frames),
 853         GBE_STATSB_INFO(tx_pause_frames),
 854         GBE_STATSB_INFO(tx_deferred_frames),
 855         GBE_STATSB_INFO(tx_collision_frames),
 856         GBE_STATSB_INFO(tx_single_coll_frames),
 857         GBE_STATSB_INFO(tx_mult_coll_frames),
 858         GBE_STATSB_INFO(tx_excessive_collisions),
 859         GBE_STATSB_INFO(tx_late_collisions),
 860         GBE_STATSB_INFO(tx_underrun),
 861         GBE_STATSB_INFO(tx_carrier_sense_errors),
 862         GBE_STATSB_INFO(tx_bytes),
 863         GBE_STATSB_INFO(tx_64byte_frames),
 864         GBE_STATSB_INFO(tx_65_to_127byte_frames),
 865         GBE_STATSB_INFO(tx_128_to_255byte_frames),
 866         GBE_STATSB_INFO(tx_256_to_511byte_frames),
 867         GBE_STATSB_INFO(tx_512_to_1023byte_frames),
 868         GBE_STATSB_INFO(tx_1024byte_frames),
 869         GBE_STATSB_INFO(net_bytes),
 870         GBE_STATSB_INFO(rx_sof_overruns),
 871         GBE_STATSB_INFO(rx_mof_overruns),
 872         GBE_STATSB_INFO(rx_dma_overruns),
 873         /* GBE module C */
 874         GBE_STATSC_INFO(rx_good_frames),
 875         GBE_STATSC_INFO(rx_broadcast_frames),
 876         GBE_STATSC_INFO(rx_multicast_frames),
 877         GBE_STATSC_INFO(rx_pause_frames),
 878         GBE_STATSC_INFO(rx_crc_errors),
 879         GBE_STATSC_INFO(rx_align_code_errors),
 880         GBE_STATSC_INFO(rx_oversized_frames),
 881         GBE_STATSC_INFO(rx_jabber_frames),
 882         GBE_STATSC_INFO(rx_undersized_frames),
 883         GBE_STATSC_INFO(rx_fragments),
 884         GBE_STATSC_INFO(rx_bytes),
 885         GBE_STATSC_INFO(tx_good_frames),
 886         GBE_STATSC_INFO(tx_broadcast_frames),
 887         GBE_STATSC_INFO(tx_multicast_frames),
 888         GBE_STATSC_INFO(tx_pause_frames),
 889         GBE_STATSC_INFO(tx_deferred_frames),
 890         GBE_STATSC_INFO(tx_collision_frames),
 891         GBE_STATSC_INFO(tx_single_coll_frames),
 892         GBE_STATSC_INFO(tx_mult_coll_frames),
 893         GBE_STATSC_INFO(tx_excessive_collisions),
 894         GBE_STATSC_INFO(tx_late_collisions),
 895         GBE_STATSC_INFO(tx_underrun),
 896         GBE_STATSC_INFO(tx_carrier_sense_errors),
 897         GBE_STATSC_INFO(tx_bytes),
 898         GBE_STATSC_INFO(tx_64byte_frames),
 899         GBE_STATSC_INFO(tx_65_to_127byte_frames),
 900         GBE_STATSC_INFO(tx_128_to_255byte_frames),
 901         GBE_STATSC_INFO(tx_256_to_511byte_frames),
 902         GBE_STATSC_INFO(tx_512_to_1023byte_frames),
 903         GBE_STATSC_INFO(tx_1024byte_frames),
 904         GBE_STATSC_INFO(net_bytes),
 905         GBE_STATSC_INFO(rx_sof_overruns),
 906         GBE_STATSC_INFO(rx_mof_overruns),
 907         GBE_STATSC_INFO(rx_dma_overruns),
 908         /* GBE module D */
 909         GBE_STATSD_INFO(rx_good_frames),
 910         GBE_STATSD_INFO(rx_broadcast_frames),
 911         GBE_STATSD_INFO(rx_multicast_frames),
 912         GBE_STATSD_INFO(rx_pause_frames),
 913         GBE_STATSD_INFO(rx_crc_errors),
 914         GBE_STATSD_INFO(rx_align_code_errors),
 915         GBE_STATSD_INFO(rx_oversized_frames),
 916         GBE_STATSD_INFO(rx_jabber_frames),
 917         GBE_STATSD_INFO(rx_undersized_frames),
 918         GBE_STATSD_INFO(rx_fragments),
 919         GBE_STATSD_INFO(rx_bytes),
 920         GBE_STATSD_INFO(tx_good_frames),
 921         GBE_STATSD_INFO(tx_broadcast_frames),
 922         GBE_STATSD_INFO(tx_multicast_frames),
 923         GBE_STATSD_INFO(tx_pause_frames),
 924         GBE_STATSD_INFO(tx_deferred_frames),
 925         GBE_STATSD_INFO(tx_collision_frames),
 926         GBE_STATSD_INFO(tx_single_coll_frames),
 927         GBE_STATSD_INFO(tx_mult_coll_frames),
 928         GBE_STATSD_INFO(tx_excessive_collisions),
 929         GBE_STATSD_INFO(tx_late_collisions),
 930         GBE_STATSD_INFO(tx_underrun),
 931         GBE_STATSD_INFO(tx_carrier_sense_errors),
 932         GBE_STATSD_INFO(tx_bytes),
 933         GBE_STATSD_INFO(tx_64byte_frames),
 934         GBE_STATSD_INFO(tx_65_to_127byte_frames),
 935         GBE_STATSD_INFO(tx_128_to_255byte_frames),
 936         GBE_STATSD_INFO(tx_256_to_511byte_frames),
 937         GBE_STATSD_INFO(tx_512_to_1023byte_frames),
 938         GBE_STATSD_INFO(tx_1024byte_frames),
 939         GBE_STATSD_INFO(net_bytes),
 940         GBE_STATSD_INFO(rx_sof_overruns),
 941         GBE_STATSD_INFO(rx_mof_overruns),
 942         GBE_STATSD_INFO(rx_dma_overruns),
 943 };
 944
 945 /* This is the size of entries in GBENU_STATS_HOST */
 946 #define GBENU_ET_STATS_HOST_SIZE        52
 947
 948 #define GBENU_STATS_HOST(field)                                 \
 949 {                                                               \
 950         "GBE_HOST:"#field, GBENU_STATS0_MODULE,                 \
 951         FIELD_SIZEOF(struct gbenu_hw_stats, field),             \
 952         offsetof(struct gbenu_hw_stats, field)                  \
 953 }
 954
 955 /* This is the size of entries in GBENU_STATS_PORT */
 956 #define GBENU_ET_STATS_PORT_SIZE        65
 957
 958 #define GBENU_STATS_P1(field)                                   \
 959 {                                                               \
 960         "GBE_P1:"#field, GBENU_STATS1_MODULE,                   \
 961         FIELD_SIZEOF(struct gbenu_hw_stats, field),             \
 962         offsetof(struct gbenu_hw_stats, field)                  \
 963 }
 964
 965 #define GBENU_STATS_P2(field)                                   \
 966 {                                                               \
 967         "GBE_P2:"#field, GBENU_STATS2_MODULE,                   \
 968         FIELD_SIZEOF(struct gbenu_hw_stats, field),             \
 969         offsetof(struct gbenu_hw_stats, field)                  \
 970 }
 971
 972 #define GBENU_STATS_P3(field)                                   \
 973 {                                                               \
 974         "GBE_P3:"#field, GBENU_STATS3_MODULE,                   \
 975         FIELD_SIZEOF(struct gbenu_hw_stats, field),             \
 976         offsetof(struct gbenu_hw_stats, field)                  \
 977 }
 978
 979 #define GBENU_STATS_P4(field)                                   \
 980 {                                                               \
 981         "GBE_P4:"#field, GBENU_STATS4_MODULE,                   \
 982         FIELD_SIZEOF(struct gbenu_hw_stats, field),             \
 983         offsetof(struct gbenu_hw_stats, field)                  \
 984 }
 985
 986 #define GBENU_STATS_P5(field)                                   \
 987 {                                                               \
 988         "GBE_P5:"#field, GBENU_STATS5_MODULE,                   \
 989         FIELD_SIZEOF(struct gbenu_hw_stats, field),             \
 990         offsetof(struct gbenu_hw_stats, field)                  \
 991 }
 992
 993 #define GBENU_STATS_P6(field)                                   \
 994 {                                                               \
 995         "GBE_P6:"#field, GBENU_STATS6_MODULE,                   \
 996         FIELD_SIZEOF(struct gbenu_hw_stats, field),             \
 997         offsetof(struct gbenu_hw_stats, field)                  \
 998 }
 999
1000 #define GBENU_STATS_P7(field)                                   \
1001 {                                                               \
1002         "GBE_P7:"#field, GBENU_STATS7_MODULE,                   \
1003         FIELD_SIZEOF(struct gbenu_hw_stats, field),             \
1004         offsetof(struct gbenu_hw_stats, field)                  \
1005 }
1006
1007 #define GBENU_STATS_P8(field)                                   \
1008 {                                                               \
1009         "GBE_P8:"#field, GBENU_STATS8_MODULE,                   \
1010         FIELD_SIZEOF(struct gbenu_hw_stats, field),             \
1011         offsetof(struct gbenu_hw_stats, field)                  \
1012 }
1013
1014 static const struct netcp_ethtool_stat gbenu_et_stats[] = {
1015         /* GBENU Host Module */
1016         GBENU_STATS_HOST(rx_good_frames),
1017         GBENU_STATS_HOST(rx_broadcast_frames),
1018         GBENU_STATS_HOST(rx_multicast_frames),
1019         GBENU_STATS_HOST(rx_crc_errors),
1020         GBENU_STATS_HOST(rx_oversized_frames),
1021         GBENU_STATS_HOST(rx_undersized_frames),
1022         GBENU_STATS_HOST(ale_drop),
1023         GBENU_STATS_HOST(ale_overrun_drop),
1024         GBENU_STATS_HOST(rx_bytes),
1025         GBENU_STATS_HOST(tx_good_frames),
1026         GBENU_STATS_HOST(tx_broadcast_frames),
1027         GBENU_STATS_HOST(tx_multicast_frames),
1028         GBENU_STATS_HOST(tx_bytes),
1029         GBENU_STATS_HOST(tx_64B_frames),
1030         GBENU_STATS_HOST(tx_65_to_127B_frames),
1031         GBENU_STATS_HOST(tx_128_to_255B_frames),
1032         GBENU_STATS_HOST(tx_256_to_511B_frames),
1033         GBENU_STATS_HOST(tx_512_to_1023B_frames),
1034         GBENU_STATS_HOST(tx_1024B_frames),
1035         GBENU_STATS_HOST(net_bytes),
1036         GBENU_STATS_HOST(rx_bottom_fifo_drop),
1037         GBENU_STATS_HOST(rx_port_mask_drop),
1038         GBENU_STATS_HOST(rx_top_fifo_drop),
1039         GBENU_STATS_HOST(ale_rate_limit_drop),
1040         GBENU_STATS_HOST(ale_vid_ingress_drop),
1041         GBENU_STATS_HOST(ale_da_eq_sa_drop),
1042         GBENU_STATS_HOST(ale_unknown_ucast),
1043         GBENU_STATS_HOST(ale_unknown_ucast_bytes),
1044         GBENU_STATS_HOST(ale_unknown_mcast),
1045         GBENU_STATS_HOST(ale_unknown_mcast_bytes),
1046         GBENU_STATS_HOST(ale_unknown_bcast),
1047         GBENU_STATS_HOST(ale_unknown_bcast_bytes),
1048         GBENU_STATS_HOST(ale_pol_match),
1049         GBENU_STATS_HOST(ale_pol_match_red),
1050         GBENU_STATS_HOST(ale_pol_match_yellow),
1051         GBENU_STATS_HOST(tx_mem_protect_err),
1052         GBENU_STATS_HOST(tx_pri0_drop),
1053         GBENU_STATS_HOST(tx_pri1_drop),
1054         GBENU_STATS_HOST(tx_pri2_drop),
1055         GBENU_STATS_HOST(tx_pri3_drop),
1056         GBENU_STATS_HOST(tx_pri4_drop),
1057         GBENU_STATS_HOST(tx_pri5_drop),
1058         GBENU_STATS_HOST(tx_pri6_drop),
1059         GBENU_STATS_HOST(tx_pri7_drop),
1060         GBENU_STATS_HOST(tx_pri0_drop_bcnt),
1061         GBENU_STATS_HOST(tx_pri1_drop_bcnt),
1062         GBENU_STATS_HOST(tx_pri2_drop_bcnt),
1063         GBENU_STATS_HOST(tx_pri3_drop_bcnt),
1064         GBENU_STATS_HOST(tx_pri4_drop_bcnt),
1065         GBENU_STATS_HOST(tx_pri5_drop_bcnt),
1066         GBENU_STATS_HOST(tx_pri6_drop_bcnt),
1067         GBENU_STATS_HOST(tx_pri7_drop_bcnt),
1068         /* GBENU Module 1 */
1069         GBENU_STATS_P1(rx_good_frames),
1070         GBENU_STATS_P1(rx_broadcast_frames),
1071         GBENU_STATS_P1(rx_multicast_frames),
1072         GBENU_STATS_P1(rx_pause_frames),
1073         GBENU_STATS_P1(rx_crc_errors),
1074         GBENU_STATS_P1(rx_align_code_errors),
1075         GBENU_STATS_P1(rx_oversized_frames),
1076         GBENU_STATS_P1(rx_jabber_frames),
1077         GBENU_STATS_P1(rx_undersized_frames),
1078         GBENU_STATS_P1(rx_fragments),
1079         GBENU_STATS_P1(ale_drop),
1080         GBENU_STATS_P1(ale_overrun_drop),
1081         GBENU_STATS_P1(rx_bytes),
1082         GBENU_STATS_P1(tx_good_frames),
1083         GBENU_STATS_P1(tx_broadcast_frames),
1084         GBENU_STATS_P1(tx_multicast_frames),
1085         GBENU_STATS_P1(tx_pause_frames),
1086         GBENU_STATS_P1(tx_deferred_frames),
1087         GBENU_STATS_P1(tx_collision_frames),
1088         GBENU_STATS_P1(tx_single_coll_frames),
1089         GBENU_STATS_P1(tx_mult_coll_frames),
1090         GBENU_STATS_P1(tx_excessive_collisions),
1091         GBENU_STATS_P1(tx_late_collisions),
1092         GBENU_STATS_P1(rx_ipg_error),
1093         GBENU_STATS_P1(tx_carrier_sense_errors),
1094         GBENU_STATS_P1(tx_bytes),
1095         GBENU_STATS_P1(tx_64B_frames),
1096         GBENU_STATS_P1(tx_65_to_127B_frames),
1097         GBENU_STATS_P1(tx_128_to_255B_frames),
1098         GBENU_STATS_P1(tx_256_to_511B_frames),
1099         GBENU_STATS_P1(tx_512_to_1023B_frames),
1100         GBENU_STATS_P1(tx_1024B_frames),
1101         GBENU_STATS_P1(net_bytes),
1102         GBENU_STATS_P1(rx_bottom_fifo_drop),
1103         GBENU_STATS_P1(rx_port_mask_drop),
1104         GBENU_STATS_P1(rx_top_fifo_drop),
1105         GBENU_STATS_P1(ale_rate_limit_drop),
1106         GBENU_STATS_P1(ale_vid_ingress_drop),
1107         GBENU_STATS_P1(ale_da_eq_sa_drop),
1108         GBENU_STATS_P1(ale_unknown_ucast),
1109         GBENU_STATS_P1(ale_unknown_ucast_bytes),
1110         GBENU_STATS_P1(ale_unknown_mcast),
1111         GBENU_STATS_P1(ale_unknown_mcast_bytes),
1112         GBENU_STATS_P1(ale_unknown_bcast),
1113         GBENU_STATS_P1(ale_unknown_bcast_bytes),
1114         GBENU_STATS_P1(ale_pol_match),
1115         GBENU_STATS_P1(ale_pol_match_red),
1116         GBENU_STATS_P1(ale_pol_match_yellow),
1117         GBENU_STATS_P1(tx_mem_protect_err),
1118         GBENU_STATS_P1(tx_pri0_drop),
1119         GBENU_STATS_P1(tx_pri1_drop),
1120         GBENU_STATS_P1(tx_pri2_drop),
1121         GBENU_STATS_P1(tx_pri3_drop),
1122         GBENU_STATS_P1(tx_pri4_drop),
1123         GBENU_STATS_P1(tx_pri5_drop),
1124         GBENU_STATS_P1(tx_pri6_drop),
1125         GBENU_STATS_P1(tx_pri7_drop),
1126         GBENU_STATS_P1(tx_pri0_drop_bcnt),
1127         GBENU_STATS_P1(tx_pri1_drop_bcnt),
1128         GBENU_STATS_P1(tx_pri2_drop_bcnt),
1129         GBENU_STATS_P1(tx_pri3_drop_bcnt),
1130         GBENU_STATS_P1(tx_pri4_drop_bcnt),
1131         GBENU_STATS_P1(tx_pri5_drop_bcnt),
1132         GBENU_STATS_P1(tx_pri6_drop_bcnt),
1133         GBENU_STATS_P1(tx_pri7_drop_bcnt),
1134         /* GBENU Module 2 */
1135         GBENU_STATS_P2(rx_good_frames),
1136         GBENU_STATS_P2(rx_broadcast_frames),
1137         GBENU_STATS_P2(rx_multicast_frames),
1138         GBENU_STATS_P2(rx_pause_frames),
1139         GBENU_STATS_P2(rx_crc_errors),
1140         GBENU_STATS_P2(rx_align_code_errors),
1141         GBENU_STATS_P2(rx_oversized_frames),
1142         GBENU_STATS_P2(rx_jabber_frames),
1143         GBENU_STATS_P2(rx_undersized_frames),
1144         GBENU_STATS_P2(rx_fragments),
1145         GBENU_STATS_P2(ale_drop),
1146         GBENU_STATS_P2(ale_overrun_drop),
1147         GBENU_STATS_P2(rx_bytes),
1148         GBENU_STATS_P2(tx_good_frames),
1149         GBENU_STATS_P2(tx_broadcast_frames),
1150         GBENU_STATS_P2(tx_multicast_frames),
1151         GBENU_STATS_P2(tx_pause_frames),
1152         GBENU_STATS_P2(tx_deferred_frames),
1153         GBENU_STATS_P2(tx_collision_frames),
1154         GBENU_STATS_P2(tx_single_coll_frames),
1155         GBENU_STATS_P2(tx_mult_coll_frames),
1156         GBENU_STATS_P2(tx_excessive_collisions),
1157         GBENU_STATS_P2(tx_late_collisions),
1158         GBENU_STATS_P2(rx_ipg_error),
1159         GBENU_STATS_P2(tx_carrier_sense_errors),
1160         GBENU_STATS_P2(tx_bytes),
1161         GBENU_STATS_P2(tx_64B_frames),
1162         GBENU_STATS_P2(tx_65_to_127B_frames),
1163         GBENU_STATS_P2(tx_128_to_255B_frames),
1164         GBENU_STATS_P2(tx_256_to_511B_frames),
1165         GBENU_STATS_P2(tx_512_to_1023B_frames),
1166         GBENU_STATS_P2(tx_1024B_frames),
1167         GBENU_STATS_P2(net_bytes),
1168         GBENU_STATS_P2(rx_bottom_fifo_drop),
1169         GBENU_STATS_P2(rx_port_mask_drop),
1170         GBENU_STATS_P2(rx_top_fifo_drop),
1171         GBENU_STATS_P2(ale_rate_limit_drop),
1172         GBENU_STATS_P2(ale_vid_ingress_drop),
1173         GBENU_STATS_P2(ale_da_eq_sa_drop),
1174         GBENU_STATS_P2(ale_unknown_ucast),
1175         GBENU_STATS_P2(ale_unknown_ucast_bytes),
1176         GBENU_STATS_P2(ale_unknown_mcast),
1177         GBENU_STATS_P2(ale_unknown_mcast_bytes),
1178         GBENU_STATS_P2(ale_unknown_bcast),
1179         GBENU_STATS_P2(ale_unknown_bcast_bytes),
1180         GBENU_STATS_P2(ale_pol_match),
1181         GBENU_STATS_P2(ale_pol_match_red),
1182         GBENU_STATS_P2(ale_pol_match_yellow),
1183         GBENU_STATS_P2(tx_mem_protect_err),
1184         GBENU_STATS_P2(tx_pri0_drop),
1185         GBENU_STATS_P2(tx_pri1_drop),
1186         GBENU_STATS_P2(tx_pri2_drop),
1187         GBENU_STATS_P2(tx_pri3_drop),
1188         GBENU_STATS_P2(tx_pri4_drop),
1189         GBENU_STATS_P2(tx_pri5_drop),
1190         GBENU_STATS_P2(tx_pri6_drop),
1191         GBENU_STATS_P2(tx_pri7_drop),
1192         GBENU_STATS_P2(tx_pri0_drop_bcnt),
1193         GBENU_STATS_P2(tx_pri1_drop_bcnt),
1194         GBENU_STATS_P2(tx_pri2_drop_bcnt),
1195         GBENU_STATS_P2(tx_pri3_drop_bcnt),
1196         GBENU_STATS_P2(tx_pri4_drop_bcnt),
1197         GBENU_STATS_P2(tx_pri5_drop_bcnt),
1198         GBENU_STATS_P2(tx_pri6_drop_bcnt),
1199         GBENU_STATS_P2(tx_pri7_drop_bcnt),
1200         /* GBENU Module 3 */
1201         GBENU_STATS_P3(rx_good_frames),
1202         GBENU_STATS_P3(rx_broadcast_frames),
1203         GBENU_STATS_P3(rx_multicast_frames),
1204         GBENU_STATS_P3(rx_pause_frames),
1205         GBENU_STATS_P3(rx_crc_errors),
1206         GBENU_STATS_P3(rx_align_code_errors),
1207         GBENU_STATS_P3(rx_oversized_frames),
1208         GBENU_STATS_P3(rx_jabber_frames),
1209         GBENU_STATS_P3(rx_undersized_frames),
1210         GBENU_STATS_P3(rx_fragments),
1211         GBENU_STATS_P3(ale_drop),
1212         GBENU_STATS_P3(ale_overrun_drop),
1213         GBENU_STATS_P3(rx_bytes),
1214         GBENU_STATS_P3(tx_good_frames),
1215         GBENU_STATS_P3(tx_broadcast_frames),
1216         GBENU_STATS_P3(tx_multicast_frames),
1217         GBENU_STATS_P3(tx_pause_frames),
1218         GBENU_STATS_P3(tx_deferred_frames),
1219         GBENU_STATS_P3(tx_collision_frames),
1220         GBENU_STATS_P3(tx_single_coll_frames),
1221         GBENU_STATS_P3(tx_mult_coll_frames),
1222         GBENU_STATS_P3(tx_excessive_collisions),
1223         GBENU_STATS_P3(tx_late_collisions),
1224         GBENU_STATS_P3(rx_ipg_error),
1225         GBENU_STATS_P3(tx_carrier_sense_errors),
1226         GBENU_STATS_P3(tx_bytes),
1227         GBENU_STATS_P3(tx_64B_frames),
1228         GBENU_STATS_P3(tx_65_to_127B_frames),
1229         GBENU_STATS_P3(tx_128_to_255B_frames),
1230         GBENU_STATS_P3(tx_256_to_511B_frames),
1231         GBENU_STATS_P3(tx_512_to_1023B_frames),
1232         GBENU_STATS_P3(tx_1024B_frames),
1233         GBENU_STATS_P3(net_bytes),
1234         GBENU_STATS_P3(rx_bottom_fifo_drop),
1235         GBENU_STATS_P3(rx_port_mask_drop),
1236         GBENU_STATS_P3(rx_top_fifo_drop),
1237         GBENU_STATS_P3(ale_rate_limit_drop),
1238         GBENU_STATS_P3(ale_vid_ingress_drop),
1239         GBENU_STATS_P3(ale_da_eq_sa_drop),
1240         GBENU_STATS_P3(ale_unknown_ucast),
1241         GBENU_STATS_P3(ale_unknown_ucast_bytes),
1242         GBENU_STATS_P3(ale_unknown_mcast),
1243         GBENU_STATS_P3(ale_unknown_mcast_bytes),
1244         GBENU_STATS_P3(ale_unknown_bcast),
1245         GBENU_STATS_P3(ale_unknown_bcast_bytes),
1246         GBENU_STATS_P3(ale_pol_match),
1247         GBENU_STATS_P3(ale_pol_match_red),
1248         GBENU_STATS_P3(ale_pol_match_yellow),
1249         GBENU_STATS_P3(tx_mem_protect_err),
1250         GBENU_STATS_P3(tx_pri0_drop),
1251         GBENU_STATS_P3(tx_pri1_drop),
1252         GBENU_STATS_P3(tx_pri2_drop),
1253         GBENU_STATS_P3(tx_pri3_drop),
1254         GBENU_STATS_P3(tx_pri4_drop),
1255         GBENU_STATS_P3(tx_pri5_drop),
1256         GBENU_STATS_P3(tx_pri6_drop),
1257         GBENU_STATS_P3(tx_pri7_drop),
1258         GBENU_STATS_P3(tx_pri0_drop_bcnt),
1259         GBENU_STATS_P3(tx_pri1_drop_bcnt),
1260         GBENU_STATS_P3(tx_pri2_drop_bcnt),
1261         GBENU_STATS_P3(tx_pri3_drop_bcnt),
1262         GBENU_STATS_P3(tx_pri4_drop_bcnt),
1263         GBENU_STATS_P3(tx_pri5_drop_bcnt),
1264         GBENU_STATS_P3(tx_pri6_drop_bcnt),
1265         GBENU_STATS_P3(tx_pri7_drop_bcnt),
1266         /* GBENU Module 4 */
1267         GBENU_STATS_P4(rx_good_frames),
1268         GBENU_STATS_P4(rx_broadcast_frames),
1269         GBENU_STATS_P4(rx_multicast_frames),
1270         GBENU_STATS_P4(rx_pause_frames),
1271         GBENU_STATS_P4(rx_crc_errors),
1272         GBENU_STATS_P4(rx_align_code_errors),
1273         GBENU_STATS_P4(rx_oversized_frames),
1274         GBENU_STATS_P4(rx_jabber_frames),
1275         GBENU_STATS_P4(rx_undersized_frames),
1276         GBENU_STATS_P4(rx_fragments),
1277         GBENU_STATS_P4(ale_drop),
1278         GBENU_STATS_P4(ale_overrun_drop),
1279         GBENU_STATS_P4(rx_bytes),
1280         GBENU_STATS_P4(tx_good_frames),
1281         GBENU_STATS_P4(tx_broadcast_frames),
1282         GBENU_STATS_P4(tx_multicast_frames),
1283         GBENU_STATS_P4(tx_pause_frames),
1284         GBENU_STATS_P4(tx_deferred_frames),
1285         GBENU_STATS_P4(tx_collision_frames),
1286         GBENU_STATS_P4(tx_single_coll_frames),
1287         GBENU_STATS_P4(tx_mult_coll_frames),
1288         GBENU_STATS_P4(tx_excessive_collisions),
1289         GBENU_STATS_P4(tx_late_collisions),
1290         GBENU_STATS_P4(rx_ipg_error),
1291         GBENU_STATS_P4(tx_carrier_sense_errors),
1292         GBENU_STATS_P4(tx_bytes),
1293         GBENU_STATS_P4(tx_64B_frames),
1294         GBENU_STATS_P4(tx_65_to_127B_frames),
1295         GBENU_STATS_P4(tx_128_to_255B_frames),
1296         GBENU_STATS_P4(tx_256_to_511B_frames),
1297         GBENU_STATS_P4(tx_512_to_1023B_frames),
1298         GBENU_STATS_P4(tx_1024B_frames),
1299         GBENU_STATS_P4(net_bytes),
1300         GBENU_STATS_P4(rx_bottom_fifo_drop),
1301         GBENU_STATS_P4(rx_port_mask_drop),
1302         GBENU_STATS_P4(rx_top_fifo_drop),
1303         GBENU_STATS_P4(ale_rate_limit_drop),
1304         GBENU_STATS_P4(ale_vid_ingress_drop),
1305         GBENU_STATS_P4(ale_da_eq_sa_drop),
1306         GBENU_STATS_P4(ale_unknown_ucast),
1307         GBENU_STATS_P4(ale_unknown_ucast_bytes),
1308         GBENU_STATS_P4(ale_unknown_mcast),
1309         GBENU_STATS_P4(ale_unknown_mcast_bytes),
1310         GBENU_STATS_P4(ale_unknown_bcast),
1311         GBENU_STATS_P4(ale_unknown_bcast_bytes),
1312         GBENU_STATS_P4(ale_pol_match),
1313         GBENU_STATS_P4(ale_pol_match_red),
1314         GBENU_STATS_P4(ale_pol_match_yellow),
1315         GBENU_STATS_P4(tx_mem_protect_err),
1316         GBENU_STATS_P4(tx_pri0_drop),
1317         GBENU_STATS_P4(tx_pri1_drop),
1318         GBENU_STATS_P4(tx_pri2_drop),
1319         GBENU_STATS_P4(tx_pri3_drop),
1320         GBENU_STATS_P4(tx_pri4_drop),
1321         GBENU_STATS_P4(tx_pri5_drop),
1322         GBENU_STATS_P4(tx_pri6_drop),
1323         GBENU_STATS_P4(tx_pri7_drop),
1324         GBENU_STATS_P4(tx_pri0_drop_bcnt),
1325         GBENU_STATS_P4(tx_pri1_drop_bcnt),
1326         GBENU_STATS_P4(tx_pri2_drop_bcnt),
1327         GBENU_STATS_P4(tx_pri3_drop_bcnt),
1328         GBENU_STATS_P4(tx_pri4_drop_bcnt),
1329         GBENU_STATS_P4(tx_pri5_drop_bcnt),
1330         GBENU_STATS_P4(tx_pri6_drop_bcnt),
1331         GBENU_STATS_P4(tx_pri7_drop_bcnt),
1332         /* GBENU Module 5 */
1333         GBENU_STATS_P5(rx_good_frames),
1334         GBENU_STATS_P5(rx_broadcast_frames),
1335         GBENU_STATS_P5(rx_multicast_frames),
1336         GBENU_STATS_P5(rx_pause_frames),
1337         GBENU_STATS_P5(rx_crc_errors),
1338         GBENU_STATS_P5(rx_align_code_errors),
1339         GBENU_STATS_P5(rx_oversized_frames),
1340         GBENU_STATS_P5(rx_jabber_frames),
1341         GBENU_STATS_P5(rx_undersized_frames),
1342         GBENU_STATS_P5(rx_fragments),
1343         GBENU_STATS_P5(ale_drop),
1344         GBENU_STATS_P5(ale_overrun_drop),
1345         GBENU_STATS_P5(rx_bytes),
1346         GBENU_STATS_P5(tx_good_frames),
1347         GBENU_STATS_P5(tx_broadcast_frames),
1348         GBENU_STATS_P5(tx_multicast_frames),
1349         GBENU_STATS_P5(tx_pause_frames),
1350         GBENU_STATS_P5(tx_deferred_frames),
1351         GBENU_STATS_P5(tx_collision_frames),
1352         GBENU_STATS_P5(tx_single_coll_frames),
1353         GBENU_STATS_P5(tx_mult_coll_frames),
1354         GBENU_STATS_P5(tx_excessive_collisions),
1355         GBENU_STATS_P5(tx_late_collisions),
1356         GBENU_STATS_P5(rx_ipg_error),
1357         GBENU_STATS_P5(tx_carrier_sense_errors),
1358         GBENU_STATS_P5(tx_bytes),
1359         GBENU_STATS_P5(tx_64B_frames),
1360         GBENU_STATS_P5(tx_65_to_127B_frames),
1361         GBENU_STATS_P5(tx_128_to_255B_frames),
1362         GBENU_STATS_P5(tx_256_to_511B_frames),
1363         GBENU_STATS_P5(tx_512_to_1023B_frames),
1364         GBENU_STATS_P5(tx_1024B_frames),
1365         GBENU_STATS_P5(net_bytes),
1366         GBENU_STATS_P5(rx_bottom_fifo_drop),
1367         GBENU_STATS_P5(rx_port_mask_drop),
1368         GBENU_STATS_P5(rx_top_fifo_drop),
1369         GBENU_STATS_P5(ale_rate_limit_drop),
1370         GBENU_STATS_P5(ale_vid_ingress_drop),
1371         GBENU_STATS_P5(ale_da_eq_sa_drop),
1372         GBENU_STATS_P5(ale_unknown_ucast),
1373         GBENU_STATS_P5(ale_unknown_ucast_bytes),
1374         GBENU_STATS_P5(ale_unknown_mcast),
1375         GBENU_STATS_P5(ale_unknown_mcast_bytes),
1376         GBENU_STATS_P5(ale_unknown_bcast),
1377         GBENU_STATS_P5(ale_unknown_bcast_bytes),
1378         GBENU_STATS_P5(ale_pol_match),
1379         GBENU_STATS_P5(ale_pol_match_red),
1380         GBENU_STATS_P5(ale_pol_match_yellow),
1381         GBENU_STATS_P5(tx_mem_protect_err),
1382         GBENU_STATS_P5(tx_pri0_drop),
1383         GBENU_STATS_P5(tx_pri1_drop),
1384         GBENU_STATS_P5(tx_pri2_drop),
1385         GBENU_STATS_P5(tx_pri3_drop),
1386         GBENU_STATS_P5(tx_pri4_drop),
1387         GBENU_STATS_P5(tx_pri5_drop),
1388         GBENU_STATS_P5(tx_pri6_drop),
1389         GBENU_STATS_P5(tx_pri7_drop),
1390         GBENU_STATS_P5(tx_pri0_drop_bcnt),
1391         GBENU_STATS_P5(tx_pri1_drop_bcnt),
1392         GBENU_STATS_P5(tx_pri2_drop_bcnt),
1393         GBENU_STATS_P5(tx_pri3_drop_bcnt),
1394         GBENU_STATS_P5(tx_pri4_drop_bcnt),
1395         GBENU_STATS_P5(tx_pri5_drop_bcnt),
1396         GBENU_STATS_P5(tx_pri6_drop_bcnt),
1397         GBENU_STATS_P5(tx_pri7_drop_bcnt),
1398         /* GBENU Module 6 */
1399         GBENU_STATS_P6(rx_good_frames),
1400         GBENU_STATS_P6(rx_broadcast_frames),
1401         GBENU_STATS_P6(rx_multicast_frames),
1402         GBENU_STATS_P6(rx_pause_frames),
1403         GBENU_STATS_P6(rx_crc_errors),
1404         GBENU_STATS_P6(rx_align_code_errors),
1405         GBENU_STATS_P6(rx_oversized_frames),
1406         GBENU_STATS_P6(rx_jabber_frames),
1407         GBENU_STATS_P6(rx_undersized_frames),
1408         GBENU_STATS_P6(rx_fragments),
1409         GBENU_STATS_P6(ale_drop),
1410         GBENU_STATS_P6(ale_overrun_drop),
1411         GBENU_STATS_P6(rx_bytes),
1412         GBENU_STATS_P6(tx_good_frames),
1413         GBENU_STATS_P6(tx_broadcast_frames),
1414         GBENU_STATS_P6(tx_multicast_frames),
1415         GBENU_STATS_P6(tx_pause_frames),
1416         GBENU_STATS_P6(tx_deferred_frames),
1417         GBENU_STATS_P6(tx_collision_frames),
1418         GBENU_STATS_P6(tx_single_coll_frames),
1419         GBENU_STATS_P6(tx_mult_coll_frames),
1420         GBENU_STATS_P6(tx_excessive_collisions),
1421         GBENU_STATS_P6(tx_late_collisions),
1422         GBENU_STATS_P6(rx_ipg_error),
1423         GBENU_STATS_P6(tx_carrier_sense_errors),
1424         GBENU_STATS_P6(tx_bytes),
1425         GBENU_STATS_P6(tx_64B_frames),
1426         GBENU_STATS_P6(tx_65_to_127B_frames),
1427         GBENU_STATS_P6(tx_128_to_255B_frames),
1428         GBENU_STATS_P6(tx_256_to_511B_frames),
1429         GBENU_STATS_P6(tx_512_to_1023B_frames),
1430         GBENU_STATS_P6(tx_1024B_frames),
1431         GBENU_STATS_P6(net_bytes),
1432         GBENU_STATS_P6(rx_bottom_fifo_drop),
1433         GBENU_STATS_P6(rx_port_mask_drop),
1434         GBENU_STATS_P6(rx_top_fifo_drop),
1435         GBENU_STATS_P6(ale_rate_limit_drop),
1436         GBENU_STATS_P6(ale_vid_ingress_drop),
1437         GBENU_STATS_P6(ale_da_eq_sa_drop),
1438         GBENU_STATS_P6(ale_unknown_ucast),
1439         GBENU_STATS_P6(ale_unknown_ucast_bytes),
1440         GBENU_STATS_P6(ale_unknown_mcast),
1441         GBENU_STATS_P6(ale_unknown_mcast_bytes),
1442         GBENU_STATS_P6(ale_unknown_bcast),
1443         GBENU_STATS_P6(ale_unknown_bcast_bytes),
1444         GBENU_STATS_P6(ale_pol_match),
1445         GBENU_STATS_P6(ale_pol_match_red),
1446         GBENU_STATS_P6(ale_pol_match_yellow),
1447         GBENU_STATS_P6(tx_mem_protect_err),
1448         GBENU_STATS_P6(tx_pri0_drop),
1449         GBENU_STATS_P6(tx_pri1_drop),
1450         GBENU_STATS_P6(tx_pri2_drop),
1451         GBENU_STATS_P6(tx_pri3_drop),
1452         GBENU_STATS_P6(tx_pri4_drop),
1453         GBENU_STATS_P6(tx_pri5_drop),
1454         GBENU_STATS_P6(tx_pri6_drop),
1455         GBENU_STATS_P6(tx_pri7_drop),
1456         GBENU_STATS_P6(tx_pri0_drop_bcnt),
1457         GBENU_STATS_P6(tx_pri1_drop_bcnt),
1458         GBENU_STATS_P6(tx_pri2_drop_bcnt),
1459         GBENU_STATS_P6(tx_pri3_drop_bcnt),
1460         GBENU_STATS_P6(tx_pri4_drop_bcnt),
1461         GBENU_STATS_P6(tx_pri5_drop_bcnt),
1462         GBENU_STATS_P6(tx_pri6_drop_bcnt),
1463         GBENU_STATS_P6(tx_pri7_drop_bcnt),
1464         /* GBENU Module 7 */
1465         GBENU_STATS_P7(rx_good_frames),
1466         GBENU_STATS_P7(rx_broadcast_frames),
1467         GBENU_STATS_P7(rx_multicast_frames),
1468         GBENU_STATS_P7(rx_pause_frames),
1469         GBENU_STATS_P7(rx_crc_errors),
1470         GBENU_STATS_P7(rx_align_code_errors),
1471         GBENU_STATS_P7(rx_oversized_frames),
1472         GBENU_STATS_P7(rx_jabber_frames),
1473         GBENU_STATS_P7(rx_undersized_frames),
1474         GBENU_STATS_P7(rx_fragments),
1475         GBENU_STATS_P7(ale_drop),
1476         GBENU_STATS_P7(ale_overrun_drop),
1477         GBENU_STATS_P7(rx_bytes),
1478         GBENU_STATS_P7(tx_good_frames),
1479         GBENU_STATS_P7(tx_broadcast_frames),
1480         GBENU_STATS_P7(tx_multicast_frames),
1481         GBENU_STATS_P7(tx_pause_frames),
1482         GBENU_STATS_P7(tx_deferred_frames),
1483         GBENU_STATS_P7(tx_collision_frames),
1484         GBENU_STATS_P7(tx_single_coll_frames),
1485         GBENU_STATS_P7(tx_mult_coll_frames),
1486         GBENU_STATS_P7(tx_excessive_collisions),
1487         GBENU_STATS_P7(tx_late_collisions),
1488         GBENU_STATS_P7(rx_ipg_error),
1489         GBENU_STATS_P7(tx_carrier_sense_errors),
1490         GBENU_STATS_P7(tx_bytes),
1491         GBENU_STATS_P7(tx_64B_frames),
1492         GBENU_STATS_P7(tx_65_to_127B_frames),
1493         GBENU_STATS_P7(tx_128_to_255B_frames),
1494         GBENU_STATS_P7(tx_256_to_511B_frames),
1495         GBENU_STATS_P7(tx_512_to_1023B_frames),
1496         GBENU_STATS_P7(tx_1024B_frames),
1497         GBENU_STATS_P7(net_bytes),
1498         GBENU_STATS_P7(rx_bottom_fifo_drop),
1499         GBENU_STATS_P7(rx_port_mask_drop),
1500         GBENU_STATS_P7(rx_top_fifo_drop),
1501         GBENU_STATS_P7(ale_rate_limit_drop),
1502         GBENU_STATS_P7(ale_vid_ingress_drop),
1503         GBENU_STATS_P7(ale_da_eq_sa_drop),
1504         GBENU_STATS_P7(ale_unknown_ucast),
1505         GBENU_STATS_P7(ale_unknown_ucast_bytes),
1506         GBENU_STATS_P7(ale_unknown_mcast),
1507         GBENU_STATS_P7(ale_unknown_mcast_bytes),
1508         GBENU_STATS_P7(ale_unknown_bcast),
1509         GBENU_STATS_P7(ale_unknown_bcast_bytes),
1510         GBENU_STATS_P7(ale_pol_match),
1511         GBENU_STATS_P7(ale_pol_match_red),
1512         GBENU_STATS_P7(ale_pol_match_yellow),
1513         GBENU_STATS_P7(tx_mem_protect_err),
1514         GBENU_STATS_P7(tx_pri0_drop),
1515         GBENU_STATS_P7(tx_pri1_drop),
1516         GBENU_STATS_P7(tx_pri2_drop),
1517         GBENU_STATS_P7(tx_pri3_drop),
1518         GBENU_STATS_P7(tx_pri4_drop),
1519         GBENU_STATS_P7(tx_pri5_drop),
1520         GBENU_STATS_P7(tx_pri6_drop),
1521         GBENU_STATS_P7(tx_pri7_drop),
1522         GBENU_STATS_P7(tx_pri0_drop_bcnt),
1523         GBENU_STATS_P7(tx_pri1_drop_bcnt),
1524         GBENU_STATS_P7(tx_pri2_drop_bcnt),
1525         GBENU_STATS_P7(tx_pri3_drop_bcnt),
1526         GBENU_STATS_P7(tx_pri4_drop_bcnt),
1527         GBENU_STATS_P7(tx_pri5_drop_bcnt),
1528         GBENU_STATS_P7(tx_pri6_drop_bcnt),
1529         GBENU_STATS_P7(tx_pri7_drop_bcnt),
1530         /* GBENU Module 8 */
1531         GBENU_STATS_P8(rx_good_frames),
1532         GBENU_STATS_P8(rx_broadcast_frames),
1533         GBENU_STATS_P8(rx_multicast_frames),
1534         GBENU_STATS_P8(rx_pause_frames),
1535         GBENU_STATS_P8(rx_crc_errors),
1536         GBENU_STATS_P8(rx_align_code_errors),
1537         GBENU_STATS_P8(rx_oversized_frames),
1538         GBENU_STATS_P8(rx_jabber_frames),
1539         GBENU_STATS_P8(rx_undersized_frames),
1540         GBENU_STATS_P8(rx_fragments),
1541         GBENU_STATS_P8(ale_drop),
1542         GBENU_STATS_P8(ale_overrun_drop),
1543         GBENU_STATS_P8(rx_bytes),
1544         GBENU_STATS_P8(tx_good_frames),
1545         GBENU_STATS_P8(tx_broadcast_frames),
1546         GBENU_STATS_P8(tx_multicast_frames),
1547         GBENU_STATS_P8(tx_pause_frames),
1548         GBENU_STATS_P8(tx_deferred_frames),
1549         GBENU_STATS_P8(tx_collision_frames),
1550         GBENU_STATS_P8(tx_single_coll_frames),
1551         GBENU_STATS_P8(tx_mult_coll_frames),
1552         GBENU_STATS_P8(tx_excessive_collisions),
1553         GBENU_STATS_P8(tx_late_collisions),
1554         GBENU_STATS_P8(rx_ipg_error),
1555         GBENU_STATS_P8(tx_carrier_sense_errors),
1556         GBENU_STATS_P8(tx_bytes),
1557         GBENU_STATS_P8(tx_64B_frames),
1558         GBENU_STATS_P8(tx_65_to_127B_frames),
1559         GBENU_STATS_P8(tx_128_to_255B_frames),
1560         GBENU_STATS_P8(tx_256_to_511B_frames),
1561         GBENU_STATS_P8(tx_512_to_1023B_frames),
1562         GBENU_STATS_P8(tx_1024B_frames),
1563         GBENU_STATS_P8(net_bytes),
1564         GBENU_STATS_P8(rx_bottom_fifo_drop),
1565         GBENU_STATS_P8(rx_port_mask_drop),
1566         GBENU_STATS_P8(rx_top_fifo_drop),
1567         GBENU_STATS_P8(ale_rate_limit_drop),
1568         GBENU_STATS_P8(ale_vid_ingress_drop),
1569         GBENU_STATS_P8(ale_da_eq_sa_drop),
1570         GBENU_STATS_P8(ale_unknown_ucast),
1571         GBENU_STATS_P8(ale_unknown_ucast_bytes),
1572         GBENU_STATS_P8(ale_unknown_mcast),
1573         GBENU_STATS_P8(ale_unknown_mcast_bytes),
1574         GBENU_STATS_P8(ale_unknown_bcast),
1575         GBENU_STATS_P8(ale_unknown_bcast_bytes),
1576         GBENU_STATS_P8(ale_pol_match),
1577         GBENU_STATS_P8(ale_pol_match_red),
1578         GBENU_STATS_P8(ale_pol_match_yellow),
1579         GBENU_STATS_P8(tx_mem_protect_err),
1580         GBENU_STATS_P8(tx_pri0_drop),
1581         GBENU_STATS_P8(tx_pri1_drop),
1582         GBENU_STATS_P8(tx_pri2_drop),
1583         GBENU_STATS_P8(tx_pri3_drop),
1584         GBENU_STATS_P8(tx_pri4_drop),
1585         GBENU_STATS_P8(tx_pri5_drop),
1586         GBENU_STATS_P8(tx_pri6_drop),
1587         GBENU_STATS_P8(tx_pri7_drop),
1588         GBENU_STATS_P8(tx_pri0_drop_bcnt),
1589         GBENU_STATS_P8(tx_pri1_drop_bcnt),
1590         GBENU_STATS_P8(tx_pri2_drop_bcnt),
1591         GBENU_STATS_P8(tx_pri3_drop_bcnt),
1592         GBENU_STATS_P8(tx_pri4_drop_bcnt),
1593         GBENU_STATS_P8(tx_pri5_drop_bcnt),
1594         GBENU_STATS_P8(tx_pri6_drop_bcnt),
1595         GBENU_STATS_P8(tx_pri7_drop_bcnt),
1596 };
1597
1598 #define XGBE_STATS0_INFO(field)                         \
1599 {                                                       \
1600         "GBE_0:"#field, XGBE_STATS0_MODULE,             \
1601         FIELD_SIZEOF(struct xgbe_hw_stats, field),      \
1602         offsetof(struct xgbe_hw_stats, field)           \
1603 }
1604
1605 #define XGBE_STATS1_INFO(field)                         \
1606 {                                                       \
1607         "GBE_1:"#field, XGBE_STATS1_MODULE,             \
1608         FIELD_SIZEOF(struct xgbe_hw_stats, field),      \
1609         offsetof(struct xgbe_hw_stats, field)           \
1610 }
1611
1612 #define XGBE_STATS2_INFO(field)                         \
1613 {                                                       \
1614         "GBE_2:"#field, XGBE_STATS2_MODULE,             \
1615         FIELD_SIZEOF(struct xgbe_hw_stats, field),      \
1616         offsetof(struct xgbe_hw_stats, field)           \
1617 }
1618
1619 static const struct netcp_ethtool_stat xgbe10_et_stats[] = {
1620         /* GBE module 0 */
1621         XGBE_STATS0_INFO(rx_good_frames),
1622         XGBE_STATS0_INFO(rx_broadcast_frames),
1623         XGBE_STATS0_INFO(rx_multicast_frames),
1624         XGBE_STATS0_INFO(rx_oversized_frames),
1625         XGBE_STATS0_INFO(rx_undersized_frames),
1626         XGBE_STATS0_INFO(overrun_type4),
1627         XGBE_STATS0_INFO(overrun_type5),
1628         XGBE_STATS0_INFO(rx_bytes),
1629         XGBE_STATS0_INFO(tx_good_frames),
1630         XGBE_STATS0_INFO(tx_broadcast_frames),
1631         XGBE_STATS0_INFO(tx_multicast_frames),
1632         XGBE_STATS0_INFO(tx_bytes),
1633         XGBE_STATS0_INFO(tx_64byte_frames),
1634         XGBE_STATS0_INFO(tx_65_to_127byte_frames),
1635         XGBE_STATS0_INFO(tx_128_to_255byte_frames),
1636         XGBE_STATS0_INFO(tx_256_to_511byte_frames),
1637         XGBE_STATS0_INFO(tx_512_to_1023byte_frames),
1638         XGBE_STATS0_INFO(tx_1024byte_frames),
1639         XGBE_STATS0_INFO(net_bytes),
1640         XGBE_STATS0_INFO(rx_sof_overruns),
1641         XGBE_STATS0_INFO(rx_mof_overruns),
1642         XGBE_STATS0_INFO(rx_dma_overruns),
1643         /* XGBE module 1 */
1644         XGBE_STATS1_INFO(rx_good_frames),
1645         XGBE_STATS1_INFO(rx_broadcast_frames),
1646         XGBE_STATS1_INFO(rx_multicast_frames),
1647         XGBE_STATS1_INFO(rx_pause_frames),
1648         XGBE_STATS1_INFO(rx_crc_errors),
1649         XGBE_STATS1_INFO(rx_align_code_errors),
1650         XGBE_STATS1_INFO(rx_oversized_frames),
1651         XGBE_STATS1_INFO(rx_jabber_frames),
1652         XGBE_STATS1_INFO(rx_undersized_frames),
1653         XGBE_STATS1_INFO(rx_fragments),
1654         XGBE_STATS1_INFO(overrun_type4),
1655         XGBE_STATS1_INFO(overrun_type5),
1656         XGBE_STATS1_INFO(rx_bytes),
1657         XGBE_STATS1_INFO(tx_good_frames),
1658         XGBE_STATS1_INFO(tx_broadcast_frames),
1659         XGBE_STATS1_INFO(tx_multicast_frames),
1660         XGBE_STATS1_INFO(tx_pause_frames),
1661         XGBE_STATS1_INFO(tx_deferred_frames),
1662         XGBE_STATS1_INFO(tx_collision_frames),
1663         XGBE_STATS1_INFO(tx_single_coll_frames),
1664         XGBE_STATS1_INFO(tx_mult_coll_frames),
1665         XGBE_STATS1_INFO(tx_excessive_collisions),
1666         XGBE_STATS1_INFO(tx_late_collisions),
1667         XGBE_STATS1_INFO(tx_underrun),
1668         XGBE_STATS1_INFO(tx_carrier_sense_errors),
1669         XGBE_STATS1_INFO(tx_bytes),
1670         XGBE_STATS1_INFO(tx_64byte_frames),
1671         XGBE_STATS1_INFO(tx_65_to_127byte_frames),
1672         XGBE_STATS1_INFO(tx_128_to_255byte_frames),
1673         XGBE_STATS1_INFO(tx_256_to_511byte_frames),
1674         XGBE_STATS1_INFO(tx_512_to_1023byte_frames),
1675         XGBE_STATS1_INFO(tx_1024byte_frames),
1676         XGBE_STATS1_INFO(net_bytes),
1677         XGBE_STATS1_INFO(rx_sof_overruns),
1678         XGBE_STATS1_INFO(rx_mof_overruns),
1679         XGBE_STATS1_INFO(rx_dma_overruns),
1680         /* XGBE module 2 */
1681         XGBE_STATS2_INFO(rx_good_frames),
1682         XGBE_STATS2_INFO(rx_broadcast_frames),
1683         XGBE_STATS2_INFO(rx_multicast_frames),
1684         XGBE_STATS2_INFO(rx_pause_frames),
1685         XGBE_STATS2_INFO(rx_crc_errors),
1686         XGBE_STATS2_INFO(rx_align_code_errors),
1687         XGBE_STATS2_INFO(rx_oversized_frames),
1688         XGBE_STATS2_INFO(rx_jabber_frames),
1689         XGBE_STATS2_INFO(rx_undersized_frames),
1690         XGBE_STATS2_INFO(rx_fragments),
1691         XGBE_STATS2_INFO(overrun_type4),
1692         XGBE_STATS2_INFO(overrun_type5),
1693         XGBE_STATS2_INFO(rx_bytes),
1694         XGBE_STATS2_INFO(tx_good_frames),
1695         XGBE_STATS2_INFO(tx_broadcast_frames),
1696         XGBE_STATS2_INFO(tx_multicast_frames),
1697         XGBE_STATS2_INFO(tx_pause_frames),
1698         XGBE_STATS2_INFO(tx_deferred_frames),
1699         XGBE_STATS2_INFO(tx_collision_frames),
1700         XGBE_STATS2_INFO(tx_single_coll_frames),
1701         XGBE_STATS2_INFO(tx_mult_coll_frames),
1702         XGBE_STATS2_INFO(tx_excessive_collisions),
1703         XGBE_STATS2_INFO(tx_late_collisions),
1704         XGBE_STATS2_INFO(tx_underrun),
1705         XGBE_STATS2_INFO(tx_carrier_sense_errors),
1706         XGBE_STATS2_INFO(tx_bytes),
1707         XGBE_STATS2_INFO(tx_64byte_frames),
1708         XGBE_STATS2_INFO(tx_65_to_127byte_frames),
1709         XGBE_STATS2_INFO(tx_128_to_255byte_frames),
1710         XGBE_STATS2_INFO(tx_256_to_511byte_frames),
1711         XGBE_STATS2_INFO(tx_512_to_1023byte_frames),
1712         XGBE_STATS2_INFO(tx_1024byte_frames),
1713         XGBE_STATS2_INFO(net_bytes),
1714         XGBE_STATS2_INFO(rx_sof_overruns),
1715         XGBE_STATS2_INFO(rx_mof_overruns),
1716         XGBE_STATS2_INFO(rx_dma_overruns),
1717 };
1718
1719 #define for_each_intf(i, priv) \
1720         list_for_each_entry((i), &(priv)->gbe_intf_head, gbe_intf_list)
1721
1722 #define for_each_sec_slave(slave, priv) \
1723         list_for_each_entry((slave), &(priv)->secondary_slaves, slave_list)
1724
1725 #define first_sec_slave(priv)                                   \
1726         list_first_entry(&priv->secondary_slaves, \
1727                         struct gbe_slave, slave_list)
1728
1729 static void keystone_get_drvinfo(struct net_device *ndev,
1730                                  struct ethtool_drvinfo *info)
1731 {
1732         strncpy(info->driver, NETCP_DRIVER_NAME, sizeof(info->driver));
1733         strncpy(info->version, NETCP_DRIVER_VERSION, sizeof(info->version));
1734 }
1735
1736 static u32 keystone_get_msglevel(struct net_device *ndev)
1737 {
1738         struct netcp_intf *netcp = netdev_priv(ndev);
1739
1740         return netcp->msg_enable;
1741 }
1742
1743 static void keystone_set_msglevel(struct net_device *ndev, u32 value)
1744 {
1745         struct netcp_intf *netcp = netdev_priv(ndev);
1746
1747         netcp->msg_enable = value;
1748 }
1749
1750 static struct gbe_intf *keystone_get_intf_data(struct netcp_intf *netcp)
1751 {
1752         struct gbe_intf *gbe_intf;
1753
1754         gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp);
1755         if (!gbe_intf)
1756                 gbe_intf = netcp_module_get_intf_data(&xgbe_module, netcp);
1757
1758         return gbe_intf;
1759 }
1760
1761 static void keystone_get_stat_strings(struct net_device *ndev,
1762                                       uint32_t stringset, uint8_t *data)
1763 {
1764         struct netcp_intf *netcp = netdev_priv(ndev);
1765         struct gbe_intf *gbe_intf;
1766         struct gbe_priv *gbe_dev;
1767         int i;
1768
1769         gbe_intf = keystone_get_intf_data(netcp);
1770         if (!gbe_intf)
1771                 return;
1772         gbe_dev = gbe_intf->gbe_dev;
1773
1774         switch (stringset) {
1775         case ETH_SS_STATS:
1776                 for (i = 0; i < gbe_dev->num_et_stats; i++) {
1777                         memcpy(data, gbe_dev->et_stats[i].desc,
1778                                ETH_GSTRING_LEN);
1779                         data += ETH_GSTRING_LEN;
1780                 }
1781                 break;
1782         case ETH_SS_TEST:
1783                 break;
1784         }
1785 }
1786
1787 static int keystone_get_sset_count(struct net_device *ndev, int stringset)
1788 {
1789         struct netcp_intf *netcp = netdev_priv(ndev);
1790         struct gbe_intf *gbe_intf;
1791         struct gbe_priv *gbe_dev;
1792
1793         gbe_intf = keystone_get_intf_data(netcp);
1794         if (!gbe_intf)
1795                 return -EINVAL;
1796         gbe_dev = gbe_intf->gbe_dev;
1797
1798         switch (stringset) {
1799         case ETH_SS_TEST:
1800                 return 0;
1801         case ETH_SS_STATS:
1802                 return gbe_dev->num_et_stats;
1803         default:
1804                 return -EINVAL;
1805         }
1806 }
1807
1808 static void gbe_reset_mod_stats(struct gbe_priv *gbe_dev, int stats_mod)
1809 {
1810         void __iomem *base = gbe_dev->hw_stats_regs[stats_mod];
1811         u32  __iomem *p_stats_entry;
1812         int i;
1813
1814         for (i = 0; i < gbe_dev->num_et_stats; i++) {
1815                 if (gbe_dev->et_stats[i].type == stats_mod) {
1816                         p_stats_entry = base + gbe_dev->et_stats[i].offset;
1817                         gbe_dev->hw_stats[i] = 0;
1818                         gbe_dev->hw_stats_prev[i] = readl(p_stats_entry);
1819                 }
1820         }
1821 }
1822
1823 static inline void gbe_update_hw_stats_entry(struct gbe_priv *gbe_dev,
1824                                              int et_stats_entry)
1825 {
1826         void __iomem *base = NULL;
1827         u32  __iomem *p_stats_entry;
1828         u32 curr, delta;
1829
1830         /* The hw_stats_regs pointers are already
1831          * properly set to point to the right base:
1832          */
1833         base = gbe_dev->hw_stats_regs[gbe_dev->et_stats[et_stats_entry].type];
1834         p_stats_entry = base + gbe_dev->et_stats[et_stats_entry].offset;
1835         curr = readl(p_stats_entry);
1836         delta = curr - gbe_dev->hw_stats_prev[et_stats_entry];
1837         gbe_dev->hw_stats_prev[et_stats_entry] = curr;
1838         gbe_dev->hw_stats[et_stats_entry] += delta;
1839 }
1840
1841 static void gbe_update_stats(struct gbe_priv *gbe_dev, uint64_t *data)
1842 {
1843         int i;
1844
1845         for (i = 0; i < gbe_dev->num_et_stats; i++) {
1846                 gbe_update_hw_stats_entry(gbe_dev, i);
1847
1848                 if (data)
1849                         data[i] = gbe_dev->hw_stats[i];
1850         }
1851 }
1852
1853 static inline void gbe_stats_mod_visible_ver14(struct gbe_priv *gbe_dev,
1854                                                int stats_mod)
1855 {
1856         u32 val;
1857
1858         val = readl(GBE_REG_ADDR(gbe_dev, switch_regs, stat_port_en));
1859
1860         switch (stats_mod) {
1861         case GBE_STATSA_MODULE:
1862         case GBE_STATSB_MODULE:
1863                 val &= ~GBE_STATS_CD_SEL;
1864                 break;
1865         case GBE_STATSC_MODULE:
1866         case GBE_STATSD_MODULE:
1867                 val |= GBE_STATS_CD_SEL;
1868                 break;
1869         default:
1870                 return;
1871         }
1872
1873         /* make the stat module visible */
1874         writel(val, GBE_REG_ADDR(gbe_dev, switch_regs, stat_port_en));
1875 }
1876
1877 static void gbe_reset_mod_stats_ver14(struct gbe_priv *gbe_dev, int stats_mod)
1878 {
1879         gbe_stats_mod_visible_ver14(gbe_dev, stats_mod);
1880         gbe_reset_mod_stats(gbe_dev, stats_mod);
1881 }
1882
1883 static void gbe_update_stats_ver14(struct gbe_priv *gbe_dev, uint64_t *data)
1884 {
1885         u32 half_num_et_stats = (gbe_dev->num_et_stats / 2);
1886         int et_entry, j, pair;
1887
1888         for (pair = 0; pair < 2; pair++) {
1889                 gbe_stats_mod_visible_ver14(gbe_dev, (pair ?
1890                                                       GBE_STATSC_MODULE :
1891                                                       GBE_STATSA_MODULE));
1892
1893                 for (j = 0; j < half_num_et_stats; j++) {
1894                         et_entry = pair * half_num_et_stats + j;
1895                         gbe_update_hw_stats_entry(gbe_dev, et_entry);
1896
1897                         if (data)
1898                                 data[et_entry] = gbe_dev->hw_stats[et_entry];
1899                 }
1900         }
1901 }
1902
1903 static void keystone_get_ethtool_stats(struct net_device *ndev,
1904                                        struct ethtool_stats *stats,
1905                                        uint64_t *data)
1906 {
1907         struct netcp_intf *netcp = netdev_priv(ndev);
1908         struct gbe_intf *gbe_intf;
1909         struct gbe_priv *gbe_dev;
1910
1911         gbe_intf = keystone_get_intf_data(netcp);
1912         if (!gbe_intf)
1913                 return;
1914
1915         gbe_dev = gbe_intf->gbe_dev;
1916         spin_lock_bh(&gbe_dev->hw_stats_lock);
1917         if (gbe_dev->ss_version == GBE_SS_VERSION_14)
1918                 gbe_update_stats_ver14(gbe_dev, data);
1919         else
1920                 gbe_update_stats(gbe_dev, data);
1921         spin_unlock_bh(&gbe_dev->hw_stats_lock);
1922 }
1923
1924 static int keystone_get_link_ksettings(struct net_device *ndev,
1925                                        struct ethtool_link_ksettings *cmd)
1926 {
1927         struct netcp_intf *netcp = netdev_priv(ndev);
1928         struct phy_device *phy = ndev->phydev;
1929         struct gbe_intf *gbe_intf;
1930
1931         if (!phy)
1932                 return -EINVAL;
1933
1934         gbe_intf = keystone_get_intf_data(netcp);
1935         if (!gbe_intf)
1936                 return -EINVAL;
1937
1938         if (!gbe_intf->slave)
1939                 return -EINVAL;
1940
1941         phy_ethtool_ksettings_get(phy, cmd);
1942         cmd->base.port = gbe_intf->slave->phy_port_t;
1943
1944         return 0;
1945 }
1946
1947 static int keystone_set_link_ksettings(struct net_device *ndev,
1948                                        const struct ethtool_link_ksettings *cmd)
1949 {
1950         struct netcp_intf *netcp = netdev_priv(ndev);
1951         struct phy_device *phy = ndev->phydev;
1952         struct gbe_intf *gbe_intf;
1953         u8 port = cmd->base.port;
1954         u32 advertising, supported;
1955         u32 features;
1956
1957         ethtool_convert_link_mode_to_legacy_u32(&advertising,
1958                                                 cmd->link_modes.advertising);
1959         ethtool_convert_link_mode_to_legacy_u32(&supported,
1960                                                 cmd->link_modes.supported);
1961         features = advertising & supported;
1962
1963         if (!phy)
1964                 return -EINVAL;
1965
1966         gbe_intf = keystone_get_intf_data(netcp);
1967         if (!gbe_intf)
1968                 return -EINVAL;
1969
1970         if (!gbe_intf->slave)
1971                 return -EINVAL;
1972
1973         if (port != gbe_intf->slave->phy_port_t) {
1974                 if ((port == PORT_TP) && !(features & ADVERTISED_TP))
1975                         return -EINVAL;
1976
1977                 if ((port == PORT_AUI) && !(features & ADVERTISED_AUI))
1978                         return -EINVAL;
1979
1980                 if ((port == PORT_BNC) && !(features & ADVERTISED_BNC))
1981                         return -EINVAL;
1982
1983                 if ((port == PORT_MII) && !(features & ADVERTISED_MII))
1984                         return -EINVAL;
1985
1986                 if ((port == PORT_FIBRE) && !(features & ADVERTISED_FIBRE))
1987                         return -EINVAL;
1988         }
1989
1990         gbe_intf->slave->phy_port_t = port;
1991         return phy_ethtool_ksettings_set(phy, cmd);
1992 }
1993
1994 #if IS_ENABLED(CONFIG_TI_CPTS)
1995 static int keystone_get_ts_info(struct net_device *ndev,
1996                                 struct ethtool_ts_info *info)
1997 {
1998         struct netcp_intf *netcp = netdev_priv(ndev);
1999         struct gbe_intf *gbe_intf;
2000
2001         gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp);
2002         if (!gbe_intf || !gbe_intf->gbe_dev->cpts)
2003                 return -EINVAL;
2004
2005         info->so_timestamping =
2006                 SOF_TIMESTAMPING_TX_HARDWARE |
2007                 SOF_TIMESTAMPING_TX_SOFTWARE |
2008                 SOF_TIMESTAMPING_RX_HARDWARE |
2009                 SOF_TIMESTAMPING_RX_SOFTWARE |
2010                 SOF_TIMESTAMPING_SOFTWARE |
2011                 SOF_TIMESTAMPING_RAW_HARDWARE;
2012         info->phc_index = gbe_intf->gbe_dev->cpts->phc_index;
2013         info->tx_types =
2014                 (1 << HWTSTAMP_TX_OFF) |
2015                 (1 << HWTSTAMP_TX_ON);
2016         info->rx_filters =
2017                 (1 << HWTSTAMP_FILTER_NONE) |
2018                 (1 << HWTSTAMP_FILTER_PTP_V1_L4_EVENT) |
2019                 (1 << HWTSTAMP_FILTER_PTP_V2_EVENT);
2020         return 0;
2021 }
2022 #else
2023 static int keystone_get_ts_info(struct net_device *ndev,
2024                                 struct ethtool_ts_info *info)
2025 {
2026         info->so_timestamping =
2027                 SOF_TIMESTAMPING_TX_SOFTWARE |
2028                 SOF_TIMESTAMPING_RX_SOFTWARE |
2029                 SOF_TIMESTAMPING_SOFTWARE;
2030         info->phc_index = -1;
2031         info->tx_types = 0;
2032         info->rx_filters = 0;
2033         return 0;
2034 }
2035 #endif /* CONFIG_TI_CPTS */
2036
2037 static const struct ethtool_ops keystone_ethtool_ops = {
2038         .get_drvinfo            = keystone_get_drvinfo,
2039         .get_link               = ethtool_op_get_link,
2040         .get_msglevel           = keystone_get_msglevel,
2041         .set_msglevel           = keystone_set_msglevel,
2042         .get_strings            = keystone_get_stat_strings,
2043         .get_sset_count         = keystone_get_sset_count,
2044         .get_ethtool_stats      = keystone_get_ethtool_stats,
2045         .get_link_ksettings     = keystone_get_link_ksettings,
2046         .set_link_ksettings     = keystone_set_link_ksettings,
2047         .get_ts_info            = keystone_get_ts_info,
2048 };
2049
2050 #define mac_hi(mac)     (((mac)[0] << 0) | ((mac)[1] << 8) |    \
2051                          ((mac)[2] << 16) | ((mac)[3] << 24))
2052 #define mac_lo(mac)     (((mac)[4] << 0) | ((mac)[5] << 8))
2053
2054 static void gbe_set_slave_mac(struct gbe_slave *slave,
2055                               struct gbe_intf *gbe_intf)
2056 {
2057         struct net_device *ndev = gbe_intf->ndev;
2058
2059         writel(mac_hi(ndev->dev_addr), GBE_REG_ADDR(slave, port_regs, sa_hi));
2060         writel(mac_lo(ndev->dev_addr), GBE_REG_ADDR(slave, port_regs, sa_lo));
2061 }
2062
2063 static int gbe_get_slave_port(struct gbe_priv *priv, u32 slave_num)
2064 {
2065         if (priv->host_port == 0)
2066                 return slave_num + 1;
2067
2068         return slave_num;
2069 }
2070
2071 static void netcp_ethss_link_state_action(struct gbe_priv *gbe_dev,
2072                                           struct net_device *ndev,
2073                                           struct gbe_slave *slave,
2074                                           int up)
2075 {
2076         struct phy_device *phy = slave->phy;
2077         u32 mac_control = 0;
2078
2079         if (up) {
2080                 mac_control = slave->mac_control;
2081                 if (phy && (phy->speed == SPEED_1000)) {
2082                         mac_control |= MACSL_GIG_MODE;
2083                         mac_control &= ~MACSL_XGIG_MODE;
2084                 } else if (phy && (phy->speed == SPEED_10000)) {
2085                         mac_control |= MACSL_XGIG_MODE;
2086                         mac_control &= ~MACSL_GIG_MODE;
2087                 }
2088
2089                 writel(mac_control, GBE_REG_ADDR(slave, emac_regs,
2090                                                  mac_control));
2091
2092                 cpsw_ale_control_set(gbe_dev->ale, slave->port_num,
2093                                      ALE_PORT_STATE,
2094                                      ALE_PORT_STATE_FORWARD);
2095
2096                 if (ndev && slave->open &&
2097                     slave->link_interface != SGMII_LINK_MAC_PHY &&
2098                     slave->link_interface != XGMII_LINK_MAC_PHY)
2099                         netif_carrier_on(ndev);
2100         } else {
2101                 writel(mac_control, GBE_REG_ADDR(slave, emac_regs,
2102                                                  mac_control));
2103                 cpsw_ale_control_set(gbe_dev->ale, slave->port_num,
2104                                      ALE_PORT_STATE,
2105                                      ALE_PORT_STATE_DISABLE);
2106                 if (ndev &&
2107                     slave->link_interface != SGMII_LINK_MAC_PHY &&
2108                     slave->link_interface != XGMII_LINK_MAC_PHY)
2109                         netif_carrier_off(ndev);
2110         }
2111
2112         if (phy)
2113                 phy_print_status(phy);
2114 }
2115
2116 static bool gbe_phy_link_status(struct gbe_slave *slave)
2117 {
2118          return !slave->phy || slave->phy->link;
2119 }
2120
2121 static void netcp_ethss_update_link_state(struct gbe_priv *gbe_dev,
2122                                           struct gbe_slave *slave,
2123                                           struct net_device *ndev)
2124 {
2125         int sp = slave->slave_num;
2126         int phy_link_state, sgmii_link_state = 1, link_state;
2127
2128         if (!slave->open)
2129                 return;
2130
2131         if (!SLAVE_LINK_IS_XGMII(slave)) {
2132                 sgmii_link_state =
2133                         netcp_sgmii_get_port_link(SGMII_BASE(gbe_dev, sp), sp);
2134         }
2135
2136         phy_link_state = gbe_phy_link_status(slave);
2137         link_state = phy_link_state & sgmii_link_state;
2138
2139         if (atomic_xchg(&slave->link_state, link_state) != link_state)
2140                 netcp_ethss_link_state_action(gbe_dev, ndev, slave,
2141                                               link_state);
2142 }
2143
2144 static void xgbe_adjust_link(struct net_device *ndev)
2145 {
2146         struct netcp_intf *netcp = netdev_priv(ndev);
2147         struct gbe_intf *gbe_intf;
2148
2149         gbe_intf = netcp_module_get_intf_data(&xgbe_module, netcp);
2150         if (!gbe_intf)
2151                 return;
2152
2153         netcp_ethss_update_link_state(gbe_intf->gbe_dev, gbe_intf->slave,
2154                                       ndev);
2155 }
2156
2157 static void gbe_adjust_link(struct net_device *ndev)
2158 {
2159         struct netcp_intf *netcp = netdev_priv(ndev);
2160         struct gbe_intf *gbe_intf;
2161
2162         gbe_intf = netcp_module_get_intf_data(&gbe_module, netcp);
2163         if (!gbe_intf)
2164                 return;
2165
2166         netcp_ethss_update_link_state(gbe_intf->gbe_dev, gbe_intf->slave,
2167                                       ndev);
2168 }
2169
2170 static void gbe_adjust_link_sec_slaves(struct net_device *ndev)
2171 {
2172         struct gbe_priv *gbe_dev = netdev_priv(ndev);
2173         struct gbe_slave *slave;
2174
2175         for_each_sec_slave(slave, gbe_dev)
2176                 netcp_ethss_update_link_state(gbe_dev, slave, NULL);
2177 }
2178
2179 /* Reset EMAC
2180  * Soft reset is set and polled until clear, or until a timeout occurs
2181  */
2182 static int gbe_port_reset(struct gbe_slave *slave)
2183 {
2184         u32 i, v;
2185
2186         /* Set the soft reset bit */
2187         writel(SOFT_RESET, GBE_REG_ADDR(slave, emac_regs, soft_reset));
2188
2189         /* Wait for the bit to clear */
2190         for (i = 0; i < DEVICE_EMACSL_RESET_POLL_COUNT; i++) {
2191                 v = readl(GBE_REG_ADDR(slave, emac_regs, soft_reset));
2192                 if ((v & SOFT_RESET_MASK) != SOFT_RESET)
2193                         return 0;
2194         }
2195
2196         /* Timeout on the reset */
2197         return GMACSL_RET_WARN_RESET_INCOMPLETE;
2198 }
2199
2200 /* Configure EMAC */
2201 static void gbe_port_config(struct gbe_priv *gbe_dev, struct gbe_slave *slave,
2202                             int max_rx_len)
2203 {
2204         void __iomem *rx_maxlen_reg;
2205         u32 xgmii_mode;
2206
2207         if (max_rx_len > NETCP_MAX_FRAME_SIZE)
2208                 max_rx_len = NETCP_MAX_FRAME_SIZE;
2209
2210         /* Enable correct MII mode at SS level */
2211         if ((gbe_dev->ss_version == XGBE_SS_VERSION_10) &&
2212             (slave->link_interface >= XGMII_LINK_MAC_PHY)) {
2213                 xgmii_mode = readl(GBE_REG_ADDR(gbe_dev, ss_regs, control));
2214                 xgmii_mode |= (1 << slave->slave_num);
2215                 writel(xgmii_mode, GBE_REG_ADDR(gbe_dev, ss_regs, control));
2216         }
2217
2218         if (IS_SS_ID_MU(gbe_dev))
2219                 rx_maxlen_reg = GBE_REG_ADDR(slave, port_regs, rx_maxlen);
2220         else
2221                 rx_maxlen_reg = GBE_REG_ADDR(slave, emac_regs, rx_maxlen);
2222
2223         writel(max_rx_len, rx_maxlen_reg);
2224         writel(slave->mac_control, GBE_REG_ADDR(slave, emac_regs, mac_control));
2225 }
2226
2227 static void gbe_sgmii_rtreset(struct gbe_priv *priv,
2228                               struct gbe_slave *slave, bool set)
2229 {
2230         if (SLAVE_LINK_IS_XGMII(slave))
2231                 return;
2232
2233         netcp_sgmii_rtreset(SGMII_BASE(priv, slave->slave_num),
2234                             slave->slave_num, set);
2235 }
2236
2237 static void gbe_slave_stop(struct gbe_intf *intf)
2238 {
2239         struct gbe_priv *gbe_dev = intf->gbe_dev;
2240         struct gbe_slave *slave = intf->slave;
2241
2242         gbe_sgmii_rtreset(gbe_dev, slave, true);
2243         gbe_port_reset(slave);
2244         /* Disable forwarding */
2245         cpsw_ale_control_set(gbe_dev->ale, slave->port_num,
2246                              ALE_PORT_STATE, ALE_PORT_STATE_DISABLE);
2247         cpsw_ale_del_mcast(gbe_dev->ale, intf->ndev->broadcast,
2248                            1 << slave->port_num, 0, 0);
2249
2250         if (!slave->phy)
2251                 return;
2252
2253         phy_stop(slave->phy);
2254         phy_disconnect(slave->phy);
2255         slave->phy = NULL;
2256 }
2257
2258 static void gbe_sgmii_config(struct gbe_priv *priv, struct gbe_slave *slave)
2259 {
2260         if (SLAVE_LINK_IS_XGMII(slave))
2261                 return;
2262
2263         netcp_sgmii_reset(SGMII_BASE(priv, slave->slave_num), slave->slave_num);
2264         netcp_sgmii_config(SGMII_BASE(priv, slave->slave_num), slave->slave_num,
2265                            slave->link_interface);
2266 }
2267
2268 static int gbe_slave_open(struct gbe_intf *gbe_intf)
2269 {
2270         struct gbe_priv *priv = gbe_intf->gbe_dev;
2271         struct gbe_slave *slave = gbe_intf->slave;
2272         phy_interface_t phy_mode;
2273         bool has_phy = false;
2274
2275         void (*hndlr)(struct net_device *) = gbe_adjust_link;
2276
2277         gbe_sgmii_config(priv, slave);
2278         gbe_port_reset(slave);
2279         gbe_sgmii_rtreset(priv, slave, false);
2280         gbe_port_config(priv, slave, priv->rx_packet_max);
2281         gbe_set_slave_mac(slave, gbe_intf);
2282         /* enable forwarding */
2283         cpsw_ale_control_set(priv->ale, slave->port_num,
2284                              ALE_PORT_STATE, ALE_PORT_STATE_FORWARD);
2285         cpsw_ale_add_mcast(priv->ale, gbe_intf->ndev->broadcast,
2286                            1 << slave->port_num, 0, 0, ALE_MCAST_FWD_2);
2287
2288         if (slave->link_interface == SGMII_LINK_MAC_PHY) {
2289                 has_phy = true;
2290                 phy_mode = PHY_INTERFACE_MODE_SGMII;
2291                 slave->phy_port_t = PORT_MII;
2292         } else if (slave->link_interface == XGMII_LINK_MAC_PHY) {
2293                 has_phy = true;
2294                 phy_mode = PHY_INTERFACE_MODE_NA;
2295                 slave->phy_port_t = PORT_FIBRE;
2296         }
2297
2298         if (has_phy) {
2299                 if (priv->ss_version == XGBE_SS_VERSION_10)
2300                         hndlr = xgbe_adjust_link;
2301
2302                 slave->phy = of_phy_connect(gbe_intf->ndev,
2303                                             slave->phy_node,
2304                                             hndlr, 0,
2305                                             phy_mode);
2306                 if (!slave->phy) {
2307                         dev_err(priv->dev, "phy not found on slave %d\n",
2308                                 slave->slave_num);
2309                         return -ENODEV;
2310                 }
2311                 dev_dbg(priv->dev, "phy found: id is: 0x%s\n",
2312                         phydev_name(slave->phy));
2313                 phy_start(slave->phy);
2314         }
2315         return 0;
2316 }
2317
2318 static void gbe_init_host_port(struct gbe_priv *priv)
2319 {
2320         int bypass_en = 1;
2321
2322         /* Host Tx Pri */
2323         if (IS_SS_ID_NU(priv) || IS_SS_ID_XGBE(priv))
2324                 writel(HOST_TX_PRI_MAP_DEFAULT,
2325                        GBE_REG_ADDR(priv, host_port_regs, tx_pri_map));
2326
2327         /* Max length register */
2328         writel(NETCP_MAX_FRAME_SIZE, GBE_REG_ADDR(priv, host_port_regs,
2329                                                   rx_maxlen));
2330
2331         cpsw_ale_start(priv->ale);
2332
2333         if (priv->enable_ale)
2334                 bypass_en = 0;
2335
2336         cpsw_ale_control_set(priv->ale, 0, ALE_BYPASS, bypass_en);
2337
2338         cpsw_ale_control_set(priv->ale, 0, ALE_NO_PORT_VLAN, 1);
2339
2340         cpsw_ale_control_set(priv->ale, priv->host_port,
2341                              ALE_PORT_STATE, ALE_PORT_STATE_FORWARD);
2342
2343         cpsw_ale_control_set(priv->ale, 0,
2344                              ALE_PORT_UNKNOWN_VLAN_MEMBER,
2345                              GBE_PORT_MASK(priv->ale_ports));
2346
2347         cpsw_ale_control_set(priv->ale, 0,
2348                              ALE_PORT_UNKNOWN_MCAST_FLOOD,
2349                              GBE_PORT_MASK(priv->ale_ports - 1));
2350
2351         cpsw_ale_control_set(priv->ale, 0,
2352                              ALE_PORT_UNKNOWN_REG_MCAST_FLOOD,
2353                              GBE_PORT_MASK(priv->ale_ports));
2354
2355         cpsw_ale_control_set(priv->ale, 0,
2356                              ALE_PORT_UNTAGGED_EGRESS,
2357                              GBE_PORT_MASK(priv->ale_ports));
2358 }
2359
2360 static void gbe_add_mcast_addr(struct gbe_intf *gbe_intf, u8 *addr)
2361 {
2362         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2363         u16 vlan_id;
2364
2365         cpsw_ale_add_mcast(gbe_dev->ale, addr,
2366                            GBE_PORT_MASK(gbe_dev->ale_ports), 0, 0,
2367                            ALE_MCAST_FWD_2);
2368         for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID) {
2369                 cpsw_ale_add_mcast(gbe_dev->ale, addr,
2370                                    GBE_PORT_MASK(gbe_dev->ale_ports),
2371                                    ALE_VLAN, vlan_id, ALE_MCAST_FWD_2);
2372         }
2373 }
2374
2375 static void gbe_add_ucast_addr(struct gbe_intf *gbe_intf, u8 *addr)
2376 {
2377         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2378         u16 vlan_id;
2379
2380         cpsw_ale_add_ucast(gbe_dev->ale, addr, gbe_dev->host_port, 0, 0);
2381
2382         for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID)
2383                 cpsw_ale_add_ucast(gbe_dev->ale, addr, gbe_dev->host_port,
2384                                    ALE_VLAN, vlan_id);
2385 }
2386
2387 static void gbe_del_mcast_addr(struct gbe_intf *gbe_intf, u8 *addr)
2388 {
2389         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2390         u16 vlan_id;
2391
2392         cpsw_ale_del_mcast(gbe_dev->ale, addr, 0, 0, 0);
2393
2394         for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID) {
2395                 cpsw_ale_del_mcast(gbe_dev->ale, addr, 0, ALE_VLAN, vlan_id);
2396         }
2397 }
2398
2399 static void gbe_del_ucast_addr(struct gbe_intf *gbe_intf, u8 *addr)
2400 {
2401         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2402         u16 vlan_id;
2403
2404         cpsw_ale_del_ucast(gbe_dev->ale, addr, gbe_dev->host_port, 0, 0);
2405
2406         for_each_set_bit(vlan_id, gbe_intf->active_vlans, VLAN_N_VID) {
2407                 cpsw_ale_del_ucast(gbe_dev->ale, addr, gbe_dev->host_port,
2408                                    ALE_VLAN, vlan_id);
2409         }
2410 }
2411
2412 static int gbe_add_addr(void *intf_priv, struct netcp_addr *naddr)
2413 {
2414         struct gbe_intf *gbe_intf = intf_priv;
2415         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2416
2417         dev_dbg(gbe_dev->dev, "ethss adding address %pM, type %d\n",
2418                 naddr->addr, naddr->type);
2419
2420         switch (naddr->type) {
2421         case ADDR_MCAST:
2422         case ADDR_BCAST:
2423                 gbe_add_mcast_addr(gbe_intf, naddr->addr);
2424                 break;
2425         case ADDR_UCAST:
2426         case ADDR_DEV:
2427                 gbe_add_ucast_addr(gbe_intf, naddr->addr);
2428                 break;
2429         case ADDR_ANY:
2430                 /* nothing to do for promiscuous */
2431         default:
2432                 break;
2433         }
2434
2435         return 0;
2436 }
2437
2438 static int gbe_del_addr(void *intf_priv, struct netcp_addr *naddr)
2439 {
2440         struct gbe_intf *gbe_intf = intf_priv;
2441         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2442
2443         dev_dbg(gbe_dev->dev, "ethss deleting address %pM, type %d\n",
2444                 naddr->addr, naddr->type);
2445
2446         switch (naddr->type) {
2447         case ADDR_MCAST:
2448         case ADDR_BCAST:
2449                 gbe_del_mcast_addr(gbe_intf, naddr->addr);
2450                 break;
2451         case ADDR_UCAST:
2452         case ADDR_DEV:
2453                 gbe_del_ucast_addr(gbe_intf, naddr->addr);
2454                 break;
2455         case ADDR_ANY:
2456                 /* nothing to do for promiscuous */
2457         default:
2458                 break;
2459         }
2460
2461         return 0;
2462 }
2463
2464 static int gbe_add_vid(void *intf_priv, int vid)
2465 {
2466         struct gbe_intf *gbe_intf = intf_priv;
2467         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2468
2469         set_bit(vid, gbe_intf->active_vlans);
2470
2471         cpsw_ale_add_vlan(gbe_dev->ale, vid,
2472                           GBE_PORT_MASK(gbe_dev->ale_ports),
2473                           GBE_MASK_NO_PORTS,
2474                           GBE_PORT_MASK(gbe_dev->ale_ports),
2475                           GBE_PORT_MASK(gbe_dev->ale_ports - 1));
2476
2477         return 0;
2478 }
2479
2480 static int gbe_del_vid(void *intf_priv, int vid)
2481 {
2482         struct gbe_intf *gbe_intf = intf_priv;
2483         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2484
2485         cpsw_ale_del_vlan(gbe_dev->ale, vid, 0);
2486         clear_bit(vid, gbe_intf->active_vlans);
2487         return 0;
2488 }
2489
2490 #if IS_ENABLED(CONFIG_TI_CPTS)
2491 #define HAS_PHY_TXTSTAMP(p) ((p)->drv && (p)->drv->txtstamp)
2492 #define HAS_PHY_RXTSTAMP(p) ((p)->drv && (p)->drv->rxtstamp)
2493
2494 static void gbe_txtstamp(void *context, struct sk_buff *skb)
2495 {
2496         struct gbe_intf *gbe_intf = context;
2497         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2498
2499         cpts_tx_timestamp(gbe_dev->cpts, skb);
2500 }
2501
2502 static bool gbe_need_txtstamp(struct gbe_intf *gbe_intf,
2503                               const struct netcp_packet *p_info)
2504 {
2505         struct sk_buff *skb = p_info->skb;
2506
2507         return cpts_can_timestamp(gbe_intf->gbe_dev->cpts, skb);
2508 }
2509
2510 static int gbe_txtstamp_mark_pkt(struct gbe_intf *gbe_intf,
2511                                  struct netcp_packet *p_info)
2512 {
2513         struct phy_device *phydev = p_info->skb->dev->phydev;
2514         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2515
2516         if (!(skb_shinfo(p_info->skb)->tx_flags & SKBTX_HW_TSTAMP) ||
2517             !cpts_is_tx_enabled(gbe_dev->cpts))
2518                 return 0;
2519
2520         /* If phy has the txtstamp api, assume it will do it.
2521          * We mark it here because skb_tx_timestamp() is called
2522          * after all the txhooks are called.
2523          */
2524         if (phydev && HAS_PHY_TXTSTAMP(phydev)) {
2525                 skb_shinfo(p_info->skb)->tx_flags |= SKBTX_IN_PROGRESS;
2526                 return 0;
2527         }
2528
2529         if (gbe_need_txtstamp(gbe_intf, p_info)) {
2530                 p_info->txtstamp = gbe_txtstamp;
2531                 p_info->ts_context = (void *)gbe_intf;
2532                 skb_shinfo(p_info->skb)->tx_flags |= SKBTX_IN_PROGRESS;
2533         }
2534
2535         return 0;
2536 }
2537
2538 static int gbe_rxtstamp(struct gbe_intf *gbe_intf, struct netcp_packet *p_info)
2539 {
2540         struct phy_device *phydev = p_info->skb->dev->phydev;
2541         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2542
2543         if (p_info->rxtstamp_complete)
2544                 return 0;
2545
2546         if (phydev && HAS_PHY_RXTSTAMP(phydev)) {
2547                 p_info->rxtstamp_complete = true;
2548                 return 0;
2549         }
2550
2551         cpts_rx_timestamp(gbe_dev->cpts, p_info->skb);
2552         p_info->rxtstamp_complete = true;
2553
2554         return 0;
2555 }
2556
2557 static int gbe_hwtstamp_get(struct gbe_intf *gbe_intf, struct ifreq *ifr)
2558 {
2559         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2560         struct cpts *cpts = gbe_dev->cpts;
2561         struct hwtstamp_config cfg;
2562
2563         if (!cpts)
2564                 return -EOPNOTSUPP;
2565
2566         cfg.flags = 0;
2567         cfg.tx_type = cpts_is_tx_enabled(cpts) ?
2568                       HWTSTAMP_TX_ON : HWTSTAMP_TX_OFF;
2569         cfg.rx_filter = (cpts_is_rx_enabled(cpts) ?
2570                          cpts->rx_enable : HWTSTAMP_FILTER_NONE);
2571
2572         return copy_to_user(ifr->ifr_data, &cfg, sizeof(cfg)) ? -EFAULT : 0;
2573 }
2574
2575 static void gbe_hwtstamp(struct gbe_intf *gbe_intf)
2576 {
2577         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2578         struct gbe_slave *slave = gbe_intf->slave;
2579         u32 ts_en, seq_id, ctl;
2580
2581         if (!cpts_is_rx_enabled(gbe_dev->cpts) &&
2582             !cpts_is_tx_enabled(gbe_dev->cpts)) {
2583                 writel(0, GBE_REG_ADDR(slave, port_regs, ts_ctl));
2584                 return;
2585         }
2586
2587         seq_id = (30 << TS_SEQ_ID_OFS_SHIFT) | ETH_P_1588;
2588         ts_en = EVENT_MSG_BITS << TS_MSG_TYPE_EN_SHIFT;
2589         ctl = ETH_P_1588 | TS_TTL_NONZERO |
2590                 (slave->ts_ctl.dst_port_map << TS_CTL_DST_PORT_SHIFT) |
2591                 (slave->ts_ctl.uni ?  TS_UNI_EN :
2592                         slave->ts_ctl.maddr_map << TS_CTL_MADDR_SHIFT);
2593
2594         if (cpts_is_tx_enabled(gbe_dev->cpts))
2595                 ts_en |= (TS_TX_ANX_ALL_EN | TS_TX_VLAN_LT1_EN);
2596
2597         if (cpts_is_rx_enabled(gbe_dev->cpts))
2598                 ts_en |= (TS_RX_ANX_ALL_EN | TS_RX_VLAN_LT1_EN);
2599
2600         writel(ts_en,  GBE_REG_ADDR(slave, port_regs, ts_ctl));
2601         writel(seq_id, GBE_REG_ADDR(slave, port_regs, ts_seq_ltype));
2602         writel(ctl,    GBE_REG_ADDR(slave, port_regs, ts_ctl_ltype2));
2603 }
2604
2605 static int gbe_hwtstamp_set(struct gbe_intf *gbe_intf, struct ifreq *ifr)
2606 {
2607         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2608         struct cpts *cpts = gbe_dev->cpts;
2609         struct hwtstamp_config cfg;
2610
2611         if (!cpts)
2612                 return -EOPNOTSUPP;
2613
2614         if (copy_from_user(&cfg, ifr->ifr_data, sizeof(cfg)))
2615                 return -EFAULT;
2616
2617         /* reserved for future extensions */
2618         if (cfg.flags)
2619                 return -EINVAL;
2620
2621         switch (cfg.tx_type) {
2622         case HWTSTAMP_TX_OFF:
2623                 cpts_tx_enable(cpts, 0);
2624                 break;
2625         case HWTSTAMP_TX_ON:
2626                 cpts_tx_enable(cpts, 1);
2627                 break;
2628         default:
2629                 return -ERANGE;
2630         }
2631
2632         switch (cfg.rx_filter) {
2633         case HWTSTAMP_FILTER_NONE:
2634                 cpts_rx_enable(cpts, 0);
2635                 break;
2636         case HWTSTAMP_FILTER_PTP_V1_L4_EVENT:
2637         case HWTSTAMP_FILTER_PTP_V1_L4_SYNC:
2638         case HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ:
2639                 cpts_rx_enable(cpts, HWTSTAMP_FILTER_PTP_V1_L4_EVENT);
2640                 cfg.rx_filter = HWTSTAMP_FILTER_PTP_V1_L4_EVENT;
2641                 break;
2642         case HWTSTAMP_FILTER_PTP_V2_L4_EVENT:
2643         case HWTSTAMP_FILTER_PTP_V2_L4_SYNC:
2644         case HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ:
2645         case HWTSTAMP_FILTER_PTP_V2_L2_EVENT:
2646         case HWTSTAMP_FILTER_PTP_V2_L2_SYNC:
2647         case HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ:
2648         case HWTSTAMP_FILTER_PTP_V2_EVENT:
2649         case HWTSTAMP_FILTER_PTP_V2_SYNC:
2650         case HWTSTAMP_FILTER_PTP_V2_DELAY_REQ:
2651                 cpts_rx_enable(cpts, HWTSTAMP_FILTER_PTP_V2_EVENT);
2652                 cfg.rx_filter = HWTSTAMP_FILTER_PTP_V2_EVENT;
2653                 break;
2654         default:
2655                 return -ERANGE;
2656         }
2657
2658         gbe_hwtstamp(gbe_intf);
2659
2660         return copy_to_user(ifr->ifr_data, &cfg, sizeof(cfg)) ? -EFAULT : 0;
2661 }
2662
2663 static void gbe_register_cpts(struct gbe_priv *gbe_dev)
2664 {
2665         if (!gbe_dev->cpts)
2666                 return;
2667
2668         if (gbe_dev->cpts_registered > 0)
2669                 goto done;
2670
2671         if (cpts_register(gbe_dev->cpts)) {
2672                 dev_err(gbe_dev->dev, "error registering cpts device\n");
2673                 return;
2674         }
2675
2676 done:
2677         ++gbe_dev->cpts_registered;
2678 }
2679
2680 static void gbe_unregister_cpts(struct gbe_priv *gbe_dev)
2681 {
2682         if (!gbe_dev->cpts || (gbe_dev->cpts_registered <= 0))
2683                 return;
2684
2685         if (--gbe_dev->cpts_registered)
2686                 return;
2687
2688         cpts_unregister(gbe_dev->cpts);
2689 }
2690 #else
2691 static inline int gbe_txtstamp_mark_pkt(struct gbe_intf *gbe_intf,
2692                                         struct netcp_packet *p_info)
2693 {
2694         return 0;
2695 }
2696
2697 static inline int gbe_rxtstamp(struct gbe_intf *gbe_intf,
2698                                struct netcp_packet *p_info)
2699 {
2700         return 0;
2701 }
2702
2703 static inline int gbe_hwtstamp(struct gbe_intf *gbe_intf,
2704                                struct ifreq *ifr, int cmd)
2705 {
2706         return -EOPNOTSUPP;
2707 }
2708
2709 static inline void gbe_register_cpts(struct gbe_priv *gbe_dev)
2710 {
2711 }
2712
2713 static inline void gbe_unregister_cpts(struct gbe_priv *gbe_dev)
2714 {
2715 }
2716
2717 static inline int gbe_hwtstamp_get(struct gbe_intf *gbe_intf, struct ifreq *req)
2718 {
2719         return -EOPNOTSUPP;
2720 }
2721
2722 static inline int gbe_hwtstamp_set(struct gbe_intf *gbe_intf, struct ifreq *req)
2723 {
2724         return -EOPNOTSUPP;
2725 }
2726 #endif /* CONFIG_TI_CPTS */
2727
2728 static int gbe_ioctl(void *intf_priv, struct ifreq *req, int cmd)
2729 {
2730         struct gbe_intf *gbe_intf = intf_priv;
2731         struct phy_device *phy = gbe_intf->slave->phy;
2732
2733         if (!phy || !phy->drv->hwtstamp) {
2734                 switch (cmd) {
2735                 case SIOCGHWTSTAMP:
2736                         return gbe_hwtstamp_get(gbe_intf, req);
2737                 case SIOCSHWTSTAMP:
2738                         return gbe_hwtstamp_set(gbe_intf, req);
2739                 }
2740         }
2741
2742         if (phy)
2743                 return phy_mii_ioctl(phy, req, cmd);
2744
2745         return -EOPNOTSUPP;
2746 }
2747
2748 static void netcp_ethss_timer(struct timer_list *t)
2749 {
2750         struct gbe_priv *gbe_dev = from_timer(gbe_dev, t, timer);
2751         struct gbe_intf *gbe_intf;
2752         struct gbe_slave *slave;
2753
2754         /* Check & update SGMII link state of interfaces */
2755         for_each_intf(gbe_intf, gbe_dev) {
2756                 if (!gbe_intf->slave->open)
2757                         continue;
2758                 netcp_ethss_update_link_state(gbe_dev, gbe_intf->slave,
2759                                               gbe_intf->ndev);
2760         }
2761
2762         /* Check & update SGMII link state of secondary ports */
2763         for_each_sec_slave(slave, gbe_dev) {
2764                 netcp_ethss_update_link_state(gbe_dev, slave, NULL);
2765         }
2766
2767         /* A timer runs as a BH, no need to block them */
2768         spin_lock(&gbe_dev->hw_stats_lock);
2769
2770         if (gbe_dev->ss_version == GBE_SS_VERSION_14)
2771                 gbe_update_stats_ver14(gbe_dev, NULL);
2772         else
2773                 gbe_update_stats(gbe_dev, NULL);
2774
2775         spin_unlock(&gbe_dev->hw_stats_lock);
2776
2777         gbe_dev->timer.expires  = jiffies + GBE_TIMER_INTERVAL;
2778         add_timer(&gbe_dev->timer);
2779 }
2780
2781 static int gbe_txhook(int order, void *data, struct netcp_packet *p_info)
2782 {
2783         struct gbe_intf *gbe_intf = data;
2784
2785         p_info->tx_pipe = &gbe_intf->tx_pipe;
2786
2787         return gbe_txtstamp_mark_pkt(gbe_intf, p_info);
2788 }
2789
2790 static int gbe_rxhook(int order, void *data, struct netcp_packet *p_info)
2791 {
2792         struct gbe_intf *gbe_intf = data;
2793
2794         return gbe_rxtstamp(gbe_intf, p_info);
2795 }
2796
2797 static int gbe_open(void *intf_priv, struct net_device *ndev)
2798 {
2799         struct gbe_intf *gbe_intf = intf_priv;
2800         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2801         struct netcp_intf *netcp = netdev_priv(ndev);
2802         struct gbe_slave *slave = gbe_intf->slave;
2803         int port_num = slave->port_num;
2804         u32 reg, val;
2805         int ret;
2806
2807         reg = readl(GBE_REG_ADDR(gbe_dev, switch_regs, id_ver));
2808         dev_dbg(gbe_dev->dev, "initializing gbe version %d.%d (%d) GBE identification value 0x%x\n",
2809                 GBE_MAJOR_VERSION(reg), GBE_MINOR_VERSION(reg),
2810                 GBE_RTL_VERSION(reg), GBE_IDENT(reg));
2811
2812         /* For 10G and on NetCP 1.5, use directed to port */
2813         if ((gbe_dev->ss_version == XGBE_SS_VERSION_10) || IS_SS_ID_MU(gbe_dev))
2814                 gbe_intf->tx_pipe.flags = SWITCH_TO_PORT_IN_TAGINFO;
2815
2816         if (gbe_dev->enable_ale)
2817                 gbe_intf->tx_pipe.switch_to_port = 0;
2818         else
2819                 gbe_intf->tx_pipe.switch_to_port = port_num;
2820
2821         dev_dbg(gbe_dev->dev,
2822                 "opened TX channel %s: %p with to port %d, flags %d\n",
2823                 gbe_intf->tx_pipe.dma_chan_name,
2824                 gbe_intf->tx_pipe.dma_channel,
2825                 gbe_intf->tx_pipe.switch_to_port,
2826                 gbe_intf->tx_pipe.flags);
2827
2828         gbe_slave_stop(gbe_intf);
2829
2830         /* disable priority elevation and enable statistics on all ports */
2831         writel(0, GBE_REG_ADDR(gbe_dev, switch_regs, ptype));
2832
2833         /* Control register */
2834         val = GBE_CTL_P0_ENABLE;
2835         if (IS_SS_ID_MU(gbe_dev)) {
2836                 val |= ETH_SW_CTL_P0_TX_CRC_REMOVE;
2837                 netcp->hw_cap = ETH_SW_CAN_REMOVE_ETH_FCS;
2838         }
2839         writel(val, GBE_REG_ADDR(gbe_dev, switch_regs, control));
2840
2841         /* All statistics enabled and STAT AB visible by default */
2842         writel(gbe_dev->stats_en_mask, GBE_REG_ADDR(gbe_dev, switch_regs,
2843                                                     stat_port_en));
2844
2845         ret = gbe_slave_open(gbe_intf);
2846         if (ret)
2847                 goto fail;
2848
2849         netcp_register_txhook(netcp, GBE_TXHOOK_ORDER, gbe_txhook, gbe_intf);
2850         netcp_register_rxhook(netcp, GBE_RXHOOK_ORDER, gbe_rxhook, gbe_intf);
2851
2852         slave->open = true;
2853         netcp_ethss_update_link_state(gbe_dev, slave, ndev);
2854
2855         gbe_register_cpts(gbe_dev);
2856
2857         return 0;
2858
2859 fail:
2860         gbe_slave_stop(gbe_intf);
2861         return ret;
2862 }
2863
2864 static int gbe_close(void *intf_priv, struct net_device *ndev)
2865 {
2866         struct gbe_intf *gbe_intf = intf_priv;
2867         struct netcp_intf *netcp = netdev_priv(ndev);
2868         struct gbe_priv *gbe_dev = gbe_intf->gbe_dev;
2869
2870         gbe_unregister_cpts(gbe_dev);
2871
2872         gbe_slave_stop(gbe_intf);
2873
2874         netcp_unregister_rxhook(netcp, GBE_RXHOOK_ORDER, gbe_rxhook, gbe_intf);
2875         netcp_unregister_txhook(netcp, GBE_TXHOOK_ORDER, gbe_txhook, gbe_intf);
2876
2877         gbe_intf->slave->open = false;
2878         atomic_set(&gbe_intf->slave->link_state, NETCP_LINK_STATE_INVALID);
2879         return 0;
2880 }
2881
2882 #if IS_ENABLED(CONFIG_TI_CPTS)
2883 static void init_slave_ts_ctl(struct gbe_slave *slave)
2884 {
2885         slave->ts_ctl.uni = 1;
2886         slave->ts_ctl.dst_port_map =
2887                 (TS_CTL_DST_PORT >> TS_CTL_DST_PORT_SHIFT) & 0x3;
2888         slave->ts_ctl.maddr_map =
2889                 (TS_CTL_MADDR_ALL >> TS_CTL_MADDR_SHIFT) & 0x1f;
2890 }
2891
2892 #else
2893 static void init_slave_ts_ctl(struct gbe_slave *slave)
2894 {
2895 }
2896 #endif /* CONFIG_TI_CPTS */
2897
2898 static int init_slave(struct gbe_priv *gbe_dev, struct gbe_slave *slave,
2899                       struct device_node *node)
2900 {
2901         int port_reg_num;
2902         u32 port_reg_ofs, emac_reg_ofs;
2903         u32 port_reg_blk_sz, emac_reg_blk_sz;
2904
2905         if (of_property_read_u32(node, "slave-port", &slave->slave_num)) {
2906                 dev_err(gbe_dev->dev, "missing slave-port parameter\n");
2907                 return -EINVAL;
2908         }
2909
2910         if (of_property_read_u32(node, "link-interface",
2911                                  &slave->link_interface)) {
2912                 dev_warn(gbe_dev->dev,
2913                          "missing link-interface value defaulting to 1G mac-phy link\n");
2914                 slave->link_interface = SGMII_LINK_MAC_PHY;
2915         }
2916
2917         slave->open = false;
2918         if ((slave->link_interface == SGMII_LINK_MAC_PHY) ||
2919             (slave->link_interface == XGMII_LINK_MAC_PHY))
2920                 slave->phy_node = of_parse_phandle(node, "phy-handle", 0);
2921         slave->port_num = gbe_get_slave_port(gbe_dev, slave->slave_num);
2922
2923         if (slave->link_interface >= XGMII_LINK_MAC_PHY)
2924                 slave->mac_control = GBE_DEF_10G_MAC_CONTROL;
2925         else
2926                 slave->mac_control = GBE_DEF_1G_MAC_CONTROL;
2927
2928         /* Emac regs memmap are contiguous but port regs are not */
2929         port_reg_num = slave->slave_num;
2930         if (gbe_dev->ss_version == GBE_SS_VERSION_14) {
2931                 if (slave->slave_num > 1) {
2932                         port_reg_ofs = GBE13_SLAVE_PORT2_OFFSET;
2933                         port_reg_num -= 2;
2934                 } else {
2935                         port_reg_ofs = GBE13_SLAVE_PORT_OFFSET;
2936                 }
2937                 emac_reg_ofs = GBE13_EMAC_OFFSET;
2938                 port_reg_blk_sz = 0x30;
2939                 emac_reg_blk_sz = 0x40;
2940         } else if (IS_SS_ID_MU(gbe_dev)) {
2941                 port_reg_ofs = GBENU_SLAVE_PORT_OFFSET;
2942                 emac_reg_ofs = GBENU_EMAC_OFFSET;
2943                 port_reg_blk_sz = 0x1000;
2944                 emac_reg_blk_sz = 0x1000;
2945         } else if (gbe_dev->ss_version == XGBE_SS_VERSION_10) {
2946                 port_reg_ofs = XGBE10_SLAVE_PORT_OFFSET;
2947                 emac_reg_ofs = XGBE10_EMAC_OFFSET;
2948                 port_reg_blk_sz = 0x30;
2949                 emac_reg_blk_sz = 0x40;
2950         } else {
2951                 dev_err(gbe_dev->dev, "unknown ethss(0x%x)\n",
2952                         gbe_dev->ss_version);
2953                 return -EINVAL;
2954         }
2955
2956         slave->port_regs = gbe_dev->switch_regs + port_reg_ofs +
2957                                 (port_reg_blk_sz * port_reg_num);
2958         slave->emac_regs = gbe_dev->switch_regs + emac_reg_ofs +
2959                                 (emac_reg_blk_sz * slave->slave_num);
2960
2961         if (gbe_dev->ss_version == GBE_SS_VERSION_14) {
2962                 /* Initialize  slave port register offsets */
2963                 GBE_SET_REG_OFS(slave, port_regs, port_vlan);
2964                 GBE_SET_REG_OFS(slave, port_regs, tx_pri_map);
2965                 GBE_SET_REG_OFS(slave, port_regs, sa_lo);
2966                 GBE_SET_REG_OFS(slave, port_regs, sa_hi);
2967                 GBE_SET_REG_OFS(slave, port_regs, ts_ctl);
2968                 GBE_SET_REG_OFS(slave, port_regs, ts_seq_ltype);
2969                 GBE_SET_REG_OFS(slave, port_regs, ts_vlan);
2970                 GBE_SET_REG_OFS(slave, port_regs, ts_ctl_ltype2);
2971                 GBE_SET_REG_OFS(slave, port_regs, ts_ctl2);
2972
2973                 /* Initialize EMAC register offsets */
2974                 GBE_SET_REG_OFS(slave, emac_regs, mac_control);
2975                 GBE_SET_REG_OFS(slave, emac_regs, soft_reset);
2976                 GBE_SET_REG_OFS(slave, emac_regs, rx_maxlen);
2977
2978         } else if (IS_SS_ID_MU(gbe_dev)) {
2979                 /* Initialize  slave port register offsets */
2980                 GBENU_SET_REG_OFS(slave, port_regs, port_vlan);
2981                 GBENU_SET_REG_OFS(slave, port_regs, tx_pri_map);
2982                 GBENU_SET_REG_OFS(slave, port_regs, sa_lo);
2983                 GBENU_SET_REG_OFS(slave, port_regs, sa_hi);
2984                 GBENU_SET_REG_OFS(slave, port_regs, ts_ctl);
2985                 GBENU_SET_REG_OFS(slave, port_regs, ts_seq_ltype);
2986                 GBENU_SET_REG_OFS(slave, port_regs, ts_vlan);
2987                 GBENU_SET_REG_OFS(slave, port_regs, ts_ctl_ltype2);
2988                 GBENU_SET_REG_OFS(slave, port_regs, ts_ctl2);
2989                 GBENU_SET_REG_OFS(slave, port_regs, rx_maxlen);
2990
2991                 /* Initialize EMAC register offsets */
2992                 GBENU_SET_REG_OFS(slave, emac_regs, mac_control);
2993                 GBENU_SET_REG_OFS(slave, emac_regs, soft_reset);
2994
2995         } else if (gbe_dev->ss_version == XGBE_SS_VERSION_10) {
2996                 /* Initialize  slave port register offsets */
2997                 XGBE_SET_REG_OFS(slave, port_regs, port_vlan);
2998                 XGBE_SET_REG_OFS(slave, port_regs, tx_pri_map);
2999                 XGBE_SET_REG_OFS(slave, port_regs, sa_lo);
3000                 XGBE_SET_REG_OFS(slave, port_regs, sa_hi);
3001                 XGBE_SET_REG_OFS(slave, port_regs, ts_ctl);
3002                 XGBE_SET_REG_OFS(slave, port_regs, ts_seq_ltype);
3003                 XGBE_SET_REG_OFS(slave, port_regs, ts_vlan);
3004                 XGBE_SET_REG_OFS(slave, port_regs, ts_ctl_ltype2);
3005                 XGBE_SET_REG_OFS(slave, port_regs, ts_ctl2);
3006
3007                 /* Initialize EMAC register offsets */
3008                 XGBE_SET_REG_OFS(slave, emac_regs, mac_control);
3009                 XGBE_SET_REG_OFS(slave, emac_regs, soft_reset);
3010                 XGBE_SET_REG_OFS(slave, emac_regs, rx_maxlen);
3011         }
3012
3013         atomic_set(&slave->link_state, NETCP_LINK_STATE_INVALID);
3014
3015         init_slave_ts_ctl(slave);
3016         return 0;
3017 }
3018
3019 static void init_secondary_ports(struct gbe_priv *gbe_dev,
3020                                  struct device_node *node)
3021 {
3022         struct device *dev = gbe_dev->dev;
3023         phy_interface_t phy_mode;
3024         struct gbe_priv **priv;
3025         struct device_node *port;
3026         struct gbe_slave *slave;
3027         bool mac_phy_link = false;
3028
3029         for_each_child_of_node(node, port) {
3030                 slave = devm_kzalloc(dev, sizeof(*slave), GFP_KERNEL);
3031                 if (!slave) {
3032                         dev_err(dev, "memory alloc failed for secondary port(%s), skipping...\n",
3033                                 port->name);
3034                         continue;
3035                 }
3036
3037                 if (init_slave(gbe_dev, slave, port)) {
3038                         dev_err(dev,
3039                                 "Failed to initialize secondary port(%s), skipping...\n",
3040                                 port->name);
3041                         devm_kfree(dev, slave);
3042                         continue;
3043                 }
3044
3045                 gbe_sgmii_config(gbe_dev, slave);
3046                 gbe_port_reset(slave);
3047                 gbe_port_config(gbe_dev, slave, gbe_dev->rx_packet_max);
3048                 list_add_tail(&slave->slave_list, &gbe_dev->secondary_slaves);
3049                 gbe_dev->num_slaves++;
3050                 if ((slave->link_interface == SGMII_LINK_MAC_PHY) ||
3051                     (slave->link_interface == XGMII_LINK_MAC_PHY))
3052                         mac_phy_link = true;
3053
3054                 slave->open = true;
3055                 if (gbe_dev->num_slaves >= gbe_dev->max_num_slaves) {
3056                         of_node_put(port);
3057                         break;
3058                 }
3059         }
3060
3061         /* of_phy_connect() is needed only for MAC-PHY interface */
3062         if (!mac_phy_link)
3063                 return;
3064
3065         /* Allocate dummy netdev device for attaching to phy device */
3066         gbe_dev->dummy_ndev = alloc_netdev(sizeof(gbe_dev), "dummy",
3067                                         NET_NAME_UNKNOWN, ether_setup);
3068         if (!gbe_dev->dummy_ndev) {
3069                 dev_err(dev,
3070                         "Failed to allocate dummy netdev for secondary ports, skipping phy_connect()...\n");
3071                 return;
3072         }
3073         priv = netdev_priv(gbe_dev->dummy_ndev);
3074         *priv = gbe_dev;
3075
3076         if (slave->link_interface == SGMII_LINK_MAC_PHY) {
3077                 phy_mode = PHY_INTERFACE_MODE_SGMII;
3078                 slave->phy_port_t = PORT_MII;
3079         } else {
3080                 phy_mode = PHY_INTERFACE_MODE_NA;
3081                 slave->phy_port_t = PORT_FIBRE;
3082         }
3083
3084         for_each_sec_slave(slave, gbe_dev) {
3085                 if ((slave->link_interface != SGMII_LINK_MAC_PHY) &&
3086                     (slave->link_interface != XGMII_LINK_MAC_PHY))
3087                         continue;
3088                 slave->phy =
3089                         of_phy_connect(gbe_dev->dummy_ndev,
3090                                        slave->phy_node,
3091                                        gbe_adjust_link_sec_slaves,
3092                                        0, phy_mode);
3093                 if (!slave->phy) {
3094                         dev_err(dev, "phy not found for slave %d\n",
3095                                 slave->slave_num);
3096                         slave->phy = NULL;
3097                 } else {
3098                         dev_dbg(dev, "phy found: id is: 0x%s\n",
3099                                 phydev_name(slave->phy));
3100                         phy_start(slave->phy);
3101                 }
3102         }
3103 }
3104
3105 static void free_secondary_ports(struct gbe_priv *gbe_dev)
3106 {
3107         struct gbe_slave *slave;
3108
3109         while (!list_empty(&gbe_dev->secondary_slaves)) {
3110                 slave = first_sec_slave(gbe_dev);
3111
3112                 if (slave->phy)
3113                         phy_disconnect(slave->phy);
3114                 list_del(&slave->slave_list);
3115         }
3116         if (gbe_dev->dummy_ndev)
3117                 free_netdev(gbe_dev->dummy_ndev);
3118 }
3119
3120 static int set_xgbe_ethss10_priv(struct gbe_priv *gbe_dev,
3121                                  struct device_node *node)
3122 {
3123         struct resource res;
3124         void __iomem *regs;
3125         int ret, i;
3126
3127         ret = of_address_to_resource(node, XGBE_SS_REG_INDEX, &res);
3128         if (ret) {
3129                 dev_err(gbe_dev->dev,
3130                         "Can't xlate xgbe of node(%s) ss address at %d\n",
3131                         node->name, XGBE_SS_REG_INDEX);
3132                 return ret;
3133         }
3134
3135         regs = devm_ioremap_resource(gbe_dev->dev, &res);
3136         if (IS_ERR(regs)) {
3137                 dev_err(gbe_dev->dev, "Failed to map xgbe ss register base\n");
3138                 return PTR_ERR(regs);
3139         }
3140         gbe_dev->ss_regs = regs;
3141
3142         ret = of_address_to_resource(node, XGBE_SM_REG_INDEX, &res);
3143         if (ret) {
3144                 dev_err(gbe_dev->dev,
3145                         "Can't xlate xgbe of node(%s) sm address at %d\n",
3146                         node->name, XGBE_SM_REG_INDEX);
3147                 return ret;
3148         }
3149
3150         regs = devm_ioremap_resource(gbe_dev->dev, &res);
3151         if (IS_ERR(regs)) {
3152                 dev_err(gbe_dev->dev, "Failed to map xgbe sm register base\n");
3153                 return PTR_ERR(regs);
3154         }
3155         gbe_dev->switch_regs = regs;
3156
3157         ret = of_address_to_resource(node, XGBE_SERDES_REG_INDEX, &res);
3158         if (ret) {
3159                 dev_err(gbe_dev->dev,
3160                         "Can't xlate xgbe serdes of node(%s) address at %d\n",
3161                         node->name, XGBE_SERDES_REG_INDEX);
3162                 return ret;
3163         }
3164
3165         regs = devm_ioremap_resource(gbe_dev->dev, &res);
3166         if (IS_ERR(regs)) {
3167                 dev_err(gbe_dev->dev, "Failed to map xgbe serdes register base\n");
3168                 return PTR_ERR(regs);
3169         }
3170         gbe_dev->xgbe_serdes_regs = regs;
3171
3172         gbe_dev->num_stats_mods = gbe_dev->max_num_ports;
3173         gbe_dev->et_stats = xgbe10_et_stats;
3174         gbe_dev->num_et_stats = ARRAY_SIZE(xgbe10_et_stats);
3175
3176         gbe_dev->hw_stats = devm_kzalloc(gbe_dev->dev,
3177                                          gbe_dev->num_et_stats * sizeof(u64),
3178                                          GFP_KERNEL);
3179         if (!gbe_dev->hw_stats) {
3180                 dev_err(gbe_dev->dev, "hw_stats memory allocation failed\n");
3181                 return -ENOMEM;
3182         }
3183
3184         gbe_dev->hw_stats_prev =
3185                 devm_kzalloc(gbe_dev->dev,
3186                              gbe_dev->num_et_stats * sizeof(u32),
3187                              GFP_KERNEL);
3188         if (!gbe_dev->hw_stats_prev) {
3189                 dev_err(gbe_dev->dev,
3190                         "hw_stats_prev memory allocation failed\n");
3191                 return -ENOMEM;
3192         }
3193
3194         gbe_dev->ss_version = XGBE_SS_VERSION_10;
3195         gbe_dev->sgmii_port_regs = gbe_dev->ss_regs +
3196                                         XGBE10_SGMII_MODULE_OFFSET;
3197         gbe_dev->host_port_regs = gbe_dev->ss_regs + XGBE10_HOST_PORT_OFFSET;
3198
3199         for (i = 0; i < gbe_dev->max_num_ports; i++)
3200                 gbe_dev->hw_stats_regs[i] = gbe_dev->switch_regs +
3201                         XGBE10_HW_STATS_OFFSET + (GBE_HW_STATS_REG_MAP_SZ * i);
3202
3203         gbe_dev->ale_reg = gbe_dev->switch_regs + XGBE10_ALE_OFFSET;
3204         gbe_dev->cpts_reg = gbe_dev->switch_regs + XGBE10_CPTS_OFFSET;
3205         gbe_dev->ale_ports = gbe_dev->max_num_ports;
3206         gbe_dev->host_port = XGBE10_HOST_PORT_NUM;
3207         gbe_dev->ale_entries = XGBE10_NUM_ALE_ENTRIES;
3208         gbe_dev->stats_en_mask = (1 << (gbe_dev->max_num_ports)) - 1;
3209
3210         /* Subsystem registers */
3211         XGBE_SET_REG_OFS(gbe_dev, ss_regs, id_ver);
3212         XGBE_SET_REG_OFS(gbe_dev, ss_regs, control);
3213
3214         /* Switch module registers */
3215         XGBE_SET_REG_OFS(gbe_dev, switch_regs, id_ver);
3216         XGBE_SET_REG_OFS(gbe_dev, switch_regs, control);
3217         XGBE_SET_REG_OFS(gbe_dev, switch_regs, ptype);
3218         XGBE_SET_REG_OFS(gbe_dev, switch_regs, stat_port_en);
3219         XGBE_SET_REG_OFS(gbe_dev, switch_regs, flow_control);
3220
3221         /* Host port registers */
3222         XGBE_SET_REG_OFS(gbe_dev, host_port_regs, port_vlan);
3223         XGBE_SET_REG_OFS(gbe_dev, host_port_regs, tx_pri_map);
3224         XGBE_SET_REG_OFS(gbe_dev, host_port_regs, rx_maxlen);
3225         return 0;
3226 }
3227
3228 static int get_gbe_resource_version(struct gbe_priv *gbe_dev,
3229                                     struct device_node *node)
3230 {
3231         struct resource res;
3232         void __iomem *regs;
3233         int ret;
3234
3235         ret = of_address_to_resource(node, GBE_SS_REG_INDEX, &res);
3236         if (ret) {
3237                 dev_err(gbe_dev->dev,
3238                         "Can't translate of node(%s) of gbe ss address at %d\n",
3239                         node->name, GBE_SS_REG_INDEX);
3240                 return ret;
3241         }
3242
3243         regs = devm_ioremap_resource(gbe_dev->dev, &res);
3244         if (IS_ERR(regs)) {
3245                 dev_err(gbe_dev->dev, "Failed to map gbe register base\n");
3246                 return PTR_ERR(regs);
3247         }
3248         gbe_dev->ss_regs = regs;
3249         gbe_dev->ss_version = readl(gbe_dev->ss_regs);
3250         return 0;
3251 }
3252
3253 static int set_gbe_ethss14_priv(struct gbe_priv *gbe_dev,
3254                                 struct device_node *node)
3255 {
3256         struct resource res;
3257         void __iomem *regs;
3258         int i, ret;
3259
3260         ret = of_address_to_resource(node, GBE_SGMII34_REG_INDEX, &res);
3261         if (ret) {
3262                 dev_err(gbe_dev->dev,
3263                         "Can't translate of gbe node(%s) address at index %d\n",
3264                         node->name, GBE_SGMII34_REG_INDEX);
3265                 return ret;
3266         }
3267
3268         regs = devm_ioremap_resource(gbe_dev->dev, &res);
3269         if (IS_ERR(regs)) {
3270                 dev_err(gbe_dev->dev,
3271                         "Failed to map gbe sgmii port34 register base\n");
3272                 return PTR_ERR(regs);
3273         }
3274         gbe_dev->sgmii_port34_regs = regs;
3275
3276         ret = of_address_to_resource(node, GBE_SM_REG_INDEX, &res);
3277         if (ret) {
3278                 dev_err(gbe_dev->dev,
3279                         "Can't translate of gbe node(%s) address at index %d\n",
3280                         node->name, GBE_SM_REG_INDEX);
3281                 return ret;
3282         }
3283
3284         regs = devm_ioremap_resource(gbe_dev->dev, &res);
3285         if (IS_ERR(regs)) {
3286                 dev_err(gbe_dev->dev,
3287                         "Failed to map gbe switch module register base\n");
3288                 return PTR_ERR(regs);
3289         }
3290         gbe_dev->switch_regs = regs;
3291
3292         gbe_dev->num_stats_mods = gbe_dev->max_num_slaves;
3293         gbe_dev->et_stats = gbe13_et_stats;
3294         gbe_dev->num_et_stats = ARRAY_SIZE(gbe13_et_stats);
3295
3296         gbe_dev->hw_stats = devm_kzalloc(gbe_dev->dev,
3297                                          gbe_dev->num_et_stats * sizeof(u64),
3298                                          GFP_KERNEL);
3299         if (!gbe_dev->hw_stats) {
3300                 dev_err(gbe_dev->dev, "hw_stats memory allocation failed\n");
3301                 return -ENOMEM;
3302         }
3303
3304         gbe_dev->hw_stats_prev =
3305                 devm_kzalloc(gbe_dev->dev,
3306                              gbe_dev->num_et_stats * sizeof(u32),
3307                              GFP_KERNEL);
3308         if (!gbe_dev->hw_stats_prev) {
3309                 dev_err(gbe_dev->dev,
3310                         "hw_stats_prev memory allocation failed\n");
3311                 return -ENOMEM;
3312         }
3313
3314         gbe_dev->sgmii_port_regs = gbe_dev->ss_regs + GBE13_SGMII_MODULE_OFFSET;
3315         gbe_dev->host_port_regs = gbe_dev->switch_regs + GBE13_HOST_PORT_OFFSET;
3316
3317         /* K2HK has only 2 hw stats modules visible at a time, so
3318          * module 0 & 2 points to one base and
3319          * module 1 & 3 points to the other base
3320          */
3321         for (i = 0; i < gbe_dev->max_num_slaves; i++) {
3322                 gbe_dev->hw_stats_regs[i] =
3323                         gbe_dev->switch_regs + GBE13_HW_STATS_OFFSET +
3324                         (GBE_HW_STATS_REG_MAP_SZ * (i & 0x1));
3325         }
3326
3327         gbe_dev->cpts_reg = gbe_dev->switch_regs + GBE13_CPTS_OFFSET;
3328         gbe_dev->ale_reg = gbe_dev->switch_regs + GBE13_ALE_OFFSET;
3329         gbe_dev->ale_ports = gbe_dev->max_num_ports;
3330         gbe_dev->host_port = GBE13_HOST_PORT_NUM;
3331         gbe_dev->ale_entries = GBE13_NUM_ALE_ENTRIES;
3332         gbe_dev->stats_en_mask = GBE13_REG_VAL_STAT_ENABLE_ALL;
3333
3334         /* Subsystem registers */
3335         GBE_SET_REG_OFS(gbe_dev, ss_regs, id_ver);
3336
3337         /* Switch module registers */
3338         GBE_SET_REG_OFS(gbe_dev, switch_regs, id_ver);
3339         GBE_SET_REG_OFS(gbe_dev, switch_regs, control);
3340         GBE_SET_REG_OFS(gbe_dev, switch_regs, soft_reset);
3341         GBE_SET_REG_OFS(gbe_dev, switch_regs, stat_port_en);
3342         GBE_SET_REG_OFS(gbe_dev, switch_regs, ptype);
3343         GBE_SET_REG_OFS(gbe_dev, switch_regs, flow_control);
3344
3345         /* Host port registers */
3346         GBE_SET_REG_OFS(gbe_dev, host_port_regs, port_vlan);
3347         GBE_SET_REG_OFS(gbe_dev, host_port_regs, rx_maxlen);
3348         return 0;
3349 }
3350
3351 static int set_gbenu_ethss_priv(struct gbe_priv *gbe_dev,
3352                                 struct device_node *node)
3353 {
3354         struct resource res;
3355         void __iomem *regs;
3356         int i, ret;
3357
3358         gbe_dev->num_stats_mods = gbe_dev->max_num_ports;
3359         gbe_dev->et_stats = gbenu_et_stats;
3360
3361         if (IS_SS_ID_NU(gbe_dev))
3362                 gbe_dev->num_et_stats = GBENU_ET_STATS_HOST_SIZE +
3363                         (gbe_dev->max_num_slaves * GBENU_ET_STATS_PORT_SIZE);
3364         else
3365                 gbe_dev->num_et_stats = GBENU_ET_STATS_HOST_SIZE +
3366                                         GBENU_ET_STATS_PORT_SIZE;
3367
3368         gbe_dev->hw_stats = devm_kzalloc(gbe_dev->dev,
3369                                          gbe_dev->num_et_stats * sizeof(u64),
3370                                          GFP_KERNEL);
3371         if (!gbe_dev->hw_stats) {
3372                 dev_err(gbe_dev->dev, "hw_stats memory allocation failed\n");
3373                 return -ENOMEM;
3374         }
3375
3376         gbe_dev->hw_stats_prev =
3377                 devm_kzalloc(gbe_dev->dev,
3378                              gbe_dev->num_et_stats * sizeof(u32),
3379                              GFP_KERNEL);
3380         if (!gbe_dev->hw_stats_prev) {
3381                 dev_err(gbe_dev->dev,
3382                         "hw_stats_prev memory allocation failed\n");
3383                 return -ENOMEM;
3384         }
3385
3386         ret = of_address_to_resource(node, GBENU_SM_REG_INDEX, &res);
3387         if (ret) {
3388                 dev_err(gbe_dev->dev,
3389                         "Can't translate of gbenu node(%s) addr at index %d\n",
3390                         node->name, GBENU_SM_REG_INDEX);
3391                 return ret;
3392         }
3393
3394         regs = devm_ioremap_resource(gbe_dev->dev, &res);
3395         if (IS_ERR(regs)) {
3396                 dev_err(gbe_dev->dev,
3397                         "Failed to map gbenu switch module register base\n");
3398                 return PTR_ERR(regs);
3399         }
3400         gbe_dev->switch_regs = regs;
3401
3402         gbe_dev->sgmii_port_regs = gbe_dev->ss_regs + GBENU_SGMII_MODULE_OFFSET;
3403
3404         /* Although sgmii modules are mem mapped to one contiguous
3405          * region on GBENU devices, setting sgmii_port34_regs allows
3406          * consistent code when accessing sgmii api
3407          */
3408         gbe_dev->sgmii_port34_regs = gbe_dev->sgmii_port_regs +
3409                                      (2 * GBENU_SGMII_MODULE_SIZE);
3410
3411         gbe_dev->host_port_regs = gbe_dev->switch_regs + GBENU_HOST_PORT_OFFSET;
3412
3413         for (i = 0; i < (gbe_dev->max_num_ports); i++)
3414                 gbe_dev->hw_stats_regs[i] = gbe_dev->switch_regs +
3415                         GBENU_HW_STATS_OFFSET + (GBENU_HW_STATS_REG_MAP_SZ * i);
3416
3417         gbe_dev->cpts_reg = gbe_dev->switch_regs + GBENU_CPTS_OFFSET;
3418         gbe_dev->ale_reg = gbe_dev->switch_regs + GBENU_ALE_OFFSET;
3419         gbe_dev->ale_ports = gbe_dev->max_num_ports;
3420         gbe_dev->host_port = GBENU_HOST_PORT_NUM;
3421         gbe_dev->stats_en_mask = (1 << (gbe_dev->max_num_ports)) - 1;
3422
3423         /* Subsystem registers */
3424         GBENU_SET_REG_OFS(gbe_dev, ss_regs, id_ver);
3425
3426         /* Switch module registers */
3427         GBENU_SET_REG_OFS(gbe_dev, switch_regs, id_ver);
3428         GBENU_SET_REG_OFS(gbe_dev, switch_regs, control);
3429         GBENU_SET_REG_OFS(gbe_dev, switch_regs, stat_port_en);
3430         GBENU_SET_REG_OFS(gbe_dev, switch_regs, ptype);
3431
3432         /* Host port registers */
3433         GBENU_SET_REG_OFS(gbe_dev, host_port_regs, port_vlan);
3434         GBENU_SET_REG_OFS(gbe_dev, host_port_regs, rx_maxlen);
3435
3436         /* For NU only.  2U does not need tx_pri_map.
3437          * NU cppi port 0 tx pkt streaming interface has (n-1)*8 egress threads
3438          * while 2U has only 1 such thread
3439          */
3440         GBENU_SET_REG_OFS(gbe_dev, host_port_regs, tx_pri_map);
3441         return 0;
3442 }
3443
3444 static int gbe_probe(struct netcp_device *netcp_device, struct device *dev,
3445                      struct device_node *node, void **inst_priv)
3446 {
3447         struct device_node *interfaces, *interface;
3448         struct device_node *secondary_ports;
3449         struct cpsw_ale_params ale_params;
3450         struct gbe_priv *gbe_dev;
3451         u32 slave_num;
3452         int i, ret = 0;
3453
3454         if (!node) {
3455                 dev_err(dev, "device tree info unavailable\n");
3456                 return -ENODEV;
3457         }
3458
3459         gbe_dev = devm_kzalloc(dev, sizeof(struct gbe_priv), GFP_KERNEL);
3460         if (!gbe_dev)
3461                 return -ENOMEM;
3462
3463         if (of_device_is_compatible(node, "ti,netcp-gbe-5") ||
3464             of_device_is_compatible(node, "ti,netcp-gbe")) {
3465                 gbe_dev->max_num_slaves = 4;
3466         } else if (of_device_is_compatible(node, "ti,netcp-gbe-9")) {
3467                 gbe_dev->max_num_slaves = 8;
3468         } else if (of_device_is_compatible(node, "ti,netcp-gbe-2")) {
3469                 gbe_dev->max_num_slaves = 1;
3470         } else if (of_device_is_compatible(node, "ti,netcp-xgbe")) {
3471                 gbe_dev->max_num_slaves = 2;
3472         } else {
3473                 dev_err(dev, "device tree node for unknown device\n");
3474                 return -EINVAL;
3475         }
3476         gbe_dev->max_num_ports = gbe_dev->max_num_slaves + 1;
3477
3478         gbe_dev->dev = dev;
3479         gbe_dev->netcp_device = netcp_device;
3480         gbe_dev->rx_packet_max = NETCP_MAX_FRAME_SIZE;
3481
3482         /* init the hw stats lock */
3483         spin_lock_init(&gbe_dev->hw_stats_lock);
3484
3485         if (of_find_property(node, "enable-ale", NULL)) {
3486                 gbe_dev->enable_ale = true;
3487                 dev_info(dev, "ALE enabled\n");
3488         } else {
3489                 gbe_dev->enable_ale = false;
3490                 dev_dbg(dev, "ALE bypass enabled*\n");
3491         }
3492
3493         ret = of_property_read_u32(node, "tx-queue",
3494                                    &gbe_dev->tx_queue_id);
3495         if (ret < 0) {
3496                 dev_err(dev, "missing tx_queue parameter\n");
3497                 gbe_dev->tx_queue_id = GBE_TX_QUEUE;
3498         }
3499
3500         ret = of_property_read_string(node, "tx-channel",
3501                                       &gbe_dev->dma_chan_name);
3502         if (ret < 0) {
3503                 dev_err(dev, "missing \"tx-channel\" parameter\n");
3504                 return -EINVAL;
3505         }
3506
3507         if (!strcmp(node->name, "gbe")) {
3508                 ret = get_gbe_resource_version(gbe_dev, node);
3509                 if (ret)
3510                         return ret;
3511
3512                 dev_dbg(dev, "ss_version: 0x%08x\n", gbe_dev->ss_version);
3513
3514                 if (gbe_dev->ss_version == GBE_SS_VERSION_14)
3515                         ret = set_gbe_ethss14_priv(gbe_dev, node);
3516                 else if (IS_SS_ID_MU(gbe_dev))
3517                         ret = set_gbenu_ethss_priv(gbe_dev, node);
3518                 else
3519                         ret = -ENODEV;
3520
3521         } else if (!strcmp(node->name, "xgbe")) {
3522                 ret = set_xgbe_ethss10_priv(gbe_dev, node);
3523                 if (ret)
3524                         return ret;
3525                 ret = netcp_xgbe_serdes_init(gbe_dev->xgbe_serdes_regs,
3526                                              gbe_dev->ss_regs);
3527         } else {
3528                 dev_err(dev, "unknown GBE node(%s)\n", node->name);
3529                 ret = -ENODEV;
3530         }
3531
3532         if (ret)
3533                 return ret;
3534
3535         interfaces = of_get_child_by_name(node, "interfaces");
3536         if (!interfaces)
3537                 dev_err(dev, "could not find interfaces\n");
3538
3539         ret = netcp_txpipe_init(&gbe_dev->tx_pipe, netcp_device,
3540                                 gbe_dev->dma_chan_name, gbe_dev->tx_queue_id);
3541         if (ret)
3542                 return ret;
3543
3544         ret = netcp_txpipe_open(&gbe_dev->tx_pipe);
3545         if (ret)
3546                 return ret;
3547
3548         /* Create network interfaces */
3549         INIT_LIST_HEAD(&gbe_dev->gbe_intf_head);
3550         for_each_child_of_node(interfaces, interface) {
3551                 ret = of_property_read_u32(interface, "slave-port", &slave_num);
3552                 if (ret) {
3553                         dev_err(dev, "missing slave-port parameter, skipping interface configuration for %s\n",
3554                                 interface->name);
3555                         continue;
3556                 }
3557                 gbe_dev->num_slaves++;
3558                 if (gbe_dev->num_slaves >= gbe_dev->max_num_slaves) {
3559                         of_node_put(interface);
3560                         break;
3561                 }
3562         }
3563         of_node_put(interfaces);
3564
3565         if (!gbe_dev->num_slaves)
3566                 dev_warn(dev, "No network interface configured\n");
3567
3568         /* Initialize Secondary slave ports */
3569         secondary_ports = of_get_child_by_name(node, "secondary-slave-ports");
3570         INIT_LIST_HEAD(&gbe_dev->secondary_slaves);
3571         if (secondary_ports && (gbe_dev->num_slaves <  gbe_dev->max_num_slaves))
3572                 init_secondary_ports(gbe_dev, secondary_ports);
3573         of_node_put(secondary_ports);
3574
3575         if (!gbe_dev->num_slaves) {
3576                 dev_err(dev,
3577                         "No network interface or secondary ports configured\n");
3578                 ret = -ENODEV;
3579                 goto free_sec_ports;
3580         }
3581
3582         memset(&ale_params, 0, sizeof(ale_params));
3583         ale_params.dev          = gbe_dev->dev;
3584         ale_params.ale_regs     = gbe_dev->ale_reg;
3585         ale_params.ale_ageout   = GBE_DEFAULT_ALE_AGEOUT;
3586         ale_params.ale_entries  = gbe_dev->ale_entries;
3587         ale_params.ale_ports    = gbe_dev->ale_ports;
3588         if (IS_SS_ID_MU(gbe_dev)) {
3589                 ale_params.major_ver_mask = 0x7;
3590                 ale_params.nu_switch_ale = true;
3591         }
3592         gbe_dev->ale = cpsw_ale_create(&ale_params);
3593         if (!gbe_dev->ale) {
3594                 dev_err(gbe_dev->dev, "error initializing ale engine\n");
3595                 ret = -ENODEV;
3596                 goto free_sec_ports;
3597         } else {
3598                 dev_dbg(gbe_dev->dev, "Created a gbe ale engine\n");
3599         }
3600
3601         gbe_dev->cpts = cpts_create(gbe_dev->dev, gbe_dev->cpts_reg, node);
3602         if (IS_ENABLED(CONFIG_TI_CPTS) && IS_ERR(gbe_dev->cpts)) {
3603                 ret = PTR_ERR(gbe_dev->cpts);
3604                 goto free_sec_ports;
3605         }
3606
3607         /* initialize host port */
3608         gbe_init_host_port(gbe_dev);
3609
3610         spin_lock_bh(&gbe_dev->hw_stats_lock);
3611         for (i = 0; i < gbe_dev->num_stats_mods; i++) {
3612                 if (gbe_dev->ss_version == GBE_SS_VERSION_14)
3613                         gbe_reset_mod_stats_ver14(gbe_dev, i);
3614                 else
3615                         gbe_reset_mod_stats(gbe_dev, i);
3616         }
3617         spin_unlock_bh(&gbe_dev->hw_stats_lock);
3618
3619         timer_setup(&gbe_dev->timer, netcp_ethss_timer, 0);
3620         gbe_dev->timer.expires   = jiffies + GBE_TIMER_INTERVAL;
3621         add_timer(&gbe_dev->timer);
3622         *inst_priv = gbe_dev;
3623         return 0;
3624
3625 free_sec_ports:
3626         free_secondary_ports(gbe_dev);
3627         return ret;
3628 }
3629
3630 static int gbe_attach(void *inst_priv, struct net_device *ndev,
3631                       struct device_node *node, void **intf_priv)
3632 {
3633         struct gbe_priv *gbe_dev = inst_priv;
3634         struct gbe_intf *gbe_intf;
3635         int ret;
3636
3637         if (!node) {
3638                 dev_err(gbe_dev->dev, "interface node not available\n");
3639                 return -ENODEV;
3640         }
3641
3642         gbe_intf = devm_kzalloc(gbe_dev->dev, sizeof(*gbe_intf), GFP_KERNEL);
3643         if (!gbe_intf)
3644                 return -ENOMEM;
3645
3646         gbe_intf->ndev = ndev;
3647         gbe_intf->dev = gbe_dev->dev;
3648         gbe_intf->gbe_dev = gbe_dev;
3649
3650         gbe_intf->slave = devm_kzalloc(gbe_dev->dev,
3651                                         sizeof(*gbe_intf->slave),
3652                                         GFP_KERNEL);
3653         if (!gbe_intf->slave) {
3654                 ret = -ENOMEM;
3655                 goto fail;
3656         }
3657
3658         if (init_slave(gbe_dev, gbe_intf->slave, node)) {
3659                 ret = -ENODEV;
3660                 goto fail;
3661         }
3662
3663         gbe_intf->tx_pipe = gbe_dev->tx_pipe;
3664         ndev->ethtool_ops = &keystone_ethtool_ops;
3665         list_add_tail(&gbe_intf->gbe_intf_list, &gbe_dev->gbe_intf_head);
3666         *intf_priv = gbe_intf;
3667         return 0;
3668
3669 fail:
3670         if (gbe_intf->slave)
3671                 devm_kfree(gbe_dev->dev, gbe_intf->slave);
3672         if (gbe_intf)
3673                 devm_kfree(gbe_dev->dev, gbe_intf);
3674         return ret;
3675 }
3676
3677 static int gbe_release(void *intf_priv)
3678 {
3679         struct gbe_intf *gbe_intf = intf_priv;
3680
3681         gbe_intf->ndev->ethtool_ops = NULL;
3682         list_del(&gbe_intf->gbe_intf_list);
3683         devm_kfree(gbe_intf->dev, gbe_intf->slave);
3684         devm_kfree(gbe_intf->dev, gbe_intf);
3685         return 0;
3686 }
3687
3688 static int gbe_remove(struct netcp_device *netcp_device, void *inst_priv)
3689 {
3690         struct gbe_priv *gbe_dev = inst_priv;
3691
3692         del_timer_sync(&gbe_dev->timer);
3693         cpts_release(gbe_dev->cpts);
3694         cpsw_ale_stop(gbe_dev->ale);
3695         cpsw_ale_destroy(gbe_dev->ale);
3696         netcp_txpipe_close(&gbe_dev->tx_pipe);
3697         free_secondary_ports(gbe_dev);
3698
3699         if (!list_empty(&gbe_dev->gbe_intf_head))
3700                 dev_alert(gbe_dev->dev,
3701                           "unreleased ethss interfaces present\n");
3702
3703         return 0;
3704 }
3705
3706 static struct netcp_module gbe_module = {
3707         .name           = GBE_MODULE_NAME,
3708         .owner          = THIS_MODULE,
3709         .primary        = true,
3710         .probe          = gbe_probe,
3711         .open           = gbe_open,
3712         .close          = gbe_close,
3713         .remove         = gbe_remove,
3714         .attach         = gbe_attach,
3715         .release        = gbe_release,
3716         .add_addr       = gbe_add_addr,
3717         .del_addr       = gbe_del_addr,
3718         .add_vid        = gbe_add_vid,
3719         .del_vid        = gbe_del_vid,
3720         .ioctl          = gbe_ioctl,
3721 };
3722
3723 static struct netcp_module xgbe_module = {
3724         .name           = XGBE_MODULE_NAME,
3725         .owner          = THIS_MODULE,
3726         .primary        = true,
3727         .probe          = gbe_probe,
3728         .open           = gbe_open,
3729         .close          = gbe_close,
3730         .remove         = gbe_remove,
3731         .attach         = gbe_attach,
3732         .release        = gbe_release,
3733         .add_addr       = gbe_add_addr,
3734         .del_addr       = gbe_del_addr,
3735         .add_vid        = gbe_add_vid,
3736         .del_vid        = gbe_del_vid,
3737         .ioctl          = gbe_ioctl,
3738 };
3739
3740 static int __init keystone_gbe_init(void)
3741 {
3742         int ret;
3743
3744         ret = netcp_register_module(&gbe_module);
3745         if (ret)
3746                 return ret;
3747
3748         ret = netcp_register_module(&xgbe_module);
3749         if (ret)
3750                 return ret;
3751
3752         return 0;
3753 }
3754 module_init(keystone_gbe_init);
3755
3756 static void __exit keystone_gbe_exit(void)
3757 {
3758         netcp_unregister_module(&gbe_module);
3759         netcp_unregister_module(&xgbe_module);
3760 }
3761 module_exit(keystone_gbe_exit);
3762
3763 MODULE_LICENSE("GPL v2");
3764 MODULE_DESCRIPTION("TI NETCP ETHSS driver for Keystone SOCs");
3765 MODULE_AUTHOR("Sandeep Nair <[email protected]");