drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h

   1 /*
   2  * Copyright (c) 2014-2015 Hisilicon Limited.
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  */
   9
  10 #ifndef __HNS_DSAF_MAIN_H
  11 #define __HNS_DSAF_MAIN_H
  12 #include "hnae.h"
  13
  14 #include "hns_dsaf_reg.h"
  15 #include "hns_dsaf_mac.h"
  16
  17 struct hns_mac_cb;
  18
  19 #define DSAF_DRV_NAME "hns_dsaf"
  20 #define DSAF_MOD_VERSION "v1.0"
  21 #define DSAF_DEVICE_NAME "dsaf"
  22
  23 #define HNS_DSAF_DEBUG_NW_REG_OFFSET 0x100000
  24
  25 #define DSAF_BASE_INNER_PORT_NUM 127/* mac tbl qid*/
  26
  27 #define DSAF_MAX_CHIP_NUM 2  /*max 2 chips */
  28
  29 #define DSAF_DEFAUTL_QUEUE_NUM_PER_PPE 22
  30
  31 #define HNS_DSAF_MAX_DESC_CNT 1024
  32 #define HNS_DSAF_MIN_DESC_CNT 16
  33
  34 #define DSAF_INVALID_ENTRY_IDX 0xffff
  35
  36 #define DSAF_CFG_READ_CNT   30
  37
  38 #define MAC_NUM_OCTETS_PER_ADDR 6
  39
  40 #define DSAF_DUMP_REGS_NUM 504
  41 #define DSAF_STATIC_NUM 28
  42 #define DSAF_V2_STATIC_NUM      44
  43 #define DSAF_PRIO_NR    8
  44 #define DSAF_REG_PER_ZONE       3
  45
  46 #define DSAF_ROCE_CREDIT_CHN    8
  47 #define DSAF_ROCE_CHAN_MODE     3
  48
  49 enum dsaf_roce_port_mode {
  50         DSAF_ROCE_6PORT_MODE,
  51         DSAF_ROCE_4PORT_MODE,
  52         DSAF_ROCE_2PORT_MODE,
  53         DSAF_ROCE_CHAN_MODE_NUM,
  54 };
  55
  56 enum dsaf_roce_port_num {
  57         DSAF_ROCE_PORT_0,
  58         DSAF_ROCE_PORT_1,
  59         DSAF_ROCE_PORT_2,
  60         DSAF_ROCE_PORT_3,
  61         DSAF_ROCE_PORT_4,
  62         DSAF_ROCE_PORT_5,
  63 };
  64
  65 enum dsaf_roce_qos_sl {
  66         DSAF_ROCE_SL_0,
  67         DSAF_ROCE_SL_1,
  68         DSAF_ROCE_SL_2,
  69         DSAF_ROCE_SL_3,
  70 };
  71
  72 #define DSAF_STATS_READ(p, offset) (*((u64 *)((u8 *)(p) + (offset))))
  73 #define HNS_DSAF_IS_DEBUG(dev) (dev->dsaf_mode == DSAF_MODE_DISABLE_SP)
  74
  75 enum hal_dsaf_mode {
  76         HRD_DSAF_NO_DSAF_MODE   = 0x0,
  77         HRD_DSAF_MODE           = 0x1,
  78 };
  79
  80 enum hal_dsaf_tc_mode {
  81         HRD_DSAF_4TC_MODE               = 0X0,
  82         HRD_DSAF_8TC_MODE               = 0X1,
  83 };
  84
  85 struct dsaf_vm_def_vlan {
  86         u32 vm_def_vlan_id;
  87         u32 vm_def_vlan_cfi;
  88         u32 vm_def_vlan_pri;
  89 };
  90
  91 struct dsaf_tbl_tcam_data {
  92         u32 tbl_tcam_data_high;
  93         u32 tbl_tcam_data_low;
  94 };
  95
  96 #define DSAF_PORT_MSK_NUM \
  97         ((DSAF_TOTAL_QUEUE_NUM + DSAF_SERVICE_NW_NUM - 1) / 32 + 1)
  98 struct dsaf_tbl_tcam_mcast_cfg {
  99         u8 tbl_mcast_old_en;
 100         u8 tbl_mcast_item_vld;
 101         u32 tbl_mcast_port_msk[DSAF_PORT_MSK_NUM];
 102 };
 103
 104 struct dsaf_tbl_tcam_ucast_cfg {
 105         u32 tbl_ucast_old_en;
 106         u32 tbl_ucast_item_vld;
 107         u32 tbl_ucast_mac_discard;
 108         u32 tbl_ucast_dvc;
 109         u32 tbl_ucast_out_port;
 110 };
 111
 112 struct dsaf_tbl_line_cfg {
 113         u32 tbl_line_mac_discard;
 114         u32 tbl_line_dvc;
 115         u32 tbl_line_out_port;
 116 };
 117
 118 enum dsaf_port_rate_mode {
 119         DSAF_PORT_RATE_1000 = 0,
 120         DSAF_PORT_RATE_2500,
 121         DSAF_PORT_RATE_10000
 122 };
 123
 124 enum dsaf_stp_port_type {
 125         DSAF_STP_PORT_TYPE_DISCARD = 0,
 126         DSAF_STP_PORT_TYPE_BLOCK = 1,
 127         DSAF_STP_PORT_TYPE_LISTEN = 2,
 128         DSAF_STP_PORT_TYPE_LEARN = 3,
 129         DSAF_STP_PORT_TYPE_FORWARD = 4
 130 };
 131
 132 enum dsaf_sw_port_type {
 133         DSAF_SW_PORT_TYPE_NON_VLAN = 0,
 134         DSAF_SW_PORT_TYPE_ACCESS = 1,
 135         DSAF_SW_PORT_TYPE_TRUNK = 2,
 136 };
 137
 138 #define DSAF_SUB_BASE_SIZE                        (0x10000)
 139
 140 /* dsaf mode define */
 141 enum dsaf_mode {
 142         DSAF_MODE_INVALID = 0,  /**< Invalid dsaf mode */
 143         DSAF_MODE_ENABLE_FIX,   /**< en DSAF-mode, fixed to queue*/
 144         DSAF_MODE_ENABLE_0VM,   /**< en DSAF-mode, support 0 VM */
 145         DSAF_MODE_ENABLE_8VM,   /**< en DSAF-mode, support 8 VM */
 146         DSAF_MODE_ENABLE_16VM,  /**< en DSAF-mode, support 16 VM */
 147         DSAF_MODE_ENABLE_32VM,  /**< en DSAF-mode, support 32 VM */
 148         DSAF_MODE_ENABLE_128VM, /**< en DSAF-mode, support 128 VM */
 149         DSAF_MODE_ENABLE,               /**< before is enable DSAF mode*/
 150         DSAF_MODE_DISABLE_SP,   /* <non-dsaf, single port mode */
 151         DSAF_MODE_DISABLE_FIX,  /**< non-dasf, fixed to queue*/
 152         DSAF_MODE_DISABLE_2PORT_8VM,    /**< non-dasf, 2port 8VM */
 153         DSAF_MODE_DISABLE_2PORT_16VM,   /**< non-dasf, 2port 16VM */
 154         DSAF_MODE_DISABLE_2PORT_64VM,   /**< non-dasf, 2port 64VM */
 155         DSAF_MODE_DISABLE_6PORT_0VM,    /**< non-dasf, 6port 0VM */
 156         DSAF_MODE_DISABLE_6PORT_2VM,    /**< non-dasf, 6port 2VM */
 157         DSAF_MODE_DISABLE_6PORT_4VM,    /**< non-dasf, 6port 4VM */
 158         DSAF_MODE_DISABLE_6PORT_16VM,   /**< non-dasf, 6port 16VM */
 159         DSAF_MODE_MAX           /**< the last one, use as the num */
 160 };
 161
 162 #define DSAF_DEST_PORT_NUM 256  /* DSAF max port num */
 163 #define DSAF_WORD_BIT_CNT 32  /* the num bit of word */
 164
 165 /*mac entry, mc or uc entry*/
 166 struct dsaf_drv_mac_single_dest_entry {
 167         /* mac addr, match the entry*/
 168         u8 addr[MAC_NUM_OCTETS_PER_ADDR];
 169         u16 in_vlan_id; /* value of VlanId */
 170
 171         /* the vld input port num, dsaf-mode fix 0, */
 172         /*      non-dasf is the entry whitch port vld*/
 173         u8 in_port_num;
 174
 175         u8 port_num; /*output port num*/
 176         u8 rsv[6];
 177 };
 178
 179 /*only mc entry*/
 180 struct dsaf_drv_mac_multi_dest_entry {
 181         /* mac addr, match the entry*/
 182         u8 addr[MAC_NUM_OCTETS_PER_ADDR];
 183         u16 in_vlan_id;
 184         /* this mac addr output port,*/
 185         /*      bit0-bit5 means Port0-Port5(1bit is vld)**/
 186         u32 port_mask[DSAF_DEST_PORT_NUM / DSAF_WORD_BIT_CNT];
 187
 188         /* the vld input port num, dsaf-mode fix 0,*/
 189         /*      non-dasf is the entry whitch port vld*/
 190         u8 in_port_num;
 191         u8 rsv[7];
 192 };
 193
 194 struct dsaf_hw_stats {
 195         u64 pad_drop;
 196         u64 man_pkts;
 197         u64 rx_pkts;
 198         u64 rx_pkt_id;
 199         u64 rx_pause_frame;
 200         u64 release_buf_num;
 201         u64 sbm_drop;
 202         u64 crc_false;
 203         u64 bp_drop;
 204         u64 rslt_drop;
 205         u64 local_addr_false;
 206         u64 vlan_drop;
 207         u64 stp_drop;
 208         u64 rx_pfc[DSAF_PRIO_NR];
 209         u64 tx_pfc[DSAF_PRIO_NR];
 210         u64 tx_pkts;
 211 };
 212
 213 struct hnae_vf_cb {
 214         u8 port_index;
 215         struct hns_mac_cb *mac_cb;
 216         struct dsaf_device *dsaf_dev;
 217         struct hnae_handle  ae_handle; /* must be the last number */
 218 };
 219
 220 struct dsaf_int_xge_src {
 221         u32    xid_xge_ecc_err_int_src;
 222         u32    xid_xge_fsm_timout_int_src;
 223         u32    sbm_xge_lnk_fsm_timout_int_src;
 224         u32    sbm_xge_lnk_ecc_2bit_int_src;
 225         u32    sbm_xge_mib_req_failed_int_src;
 226         u32    sbm_xge_mib_req_fsm_timout_int_src;
 227         u32    sbm_xge_mib_rels_fsm_timout_int_src;
 228         u32    sbm_xge_sram_ecc_2bit_int_src;
 229         u32    sbm_xge_mib_buf_sum_err_int_src;
 230         u32    sbm_xge_mib_req_extra_int_src;
 231         u32    sbm_xge_mib_rels_extra_int_src;
 232         u32    voq_xge_start_to_over_0_int_src;
 233         u32    voq_xge_start_to_over_1_int_src;
 234         u32    voq_xge_ecc_err_int_src;
 235 };
 236
 237 struct dsaf_int_ppe_src {
 238         u32    xid_ppe_fsm_timout_int_src;
 239         u32    sbm_ppe_lnk_fsm_timout_int_src;
 240         u32    sbm_ppe_lnk_ecc_2bit_int_src;
 241         u32    sbm_ppe_mib_req_failed_int_src;
 242         u32    sbm_ppe_mib_req_fsm_timout_int_src;
 243         u32    sbm_ppe_mib_rels_fsm_timout_int_src;
 244         u32    sbm_ppe_sram_ecc_2bit_int_src;
 245         u32    sbm_ppe_mib_buf_sum_err_int_src;
 246         u32    sbm_ppe_mib_req_extra_int_src;
 247         u32    sbm_ppe_mib_rels_extra_int_src;
 248         u32    voq_ppe_start_to_over_0_int_src;
 249         u32    voq_ppe_ecc_err_int_src;
 250         u32    xod_ppe_fifo_rd_empty_int_src;
 251         u32    xod_ppe_fifo_wr_full_int_src;
 252 };
 253
 254 struct dsaf_int_rocee_src {
 255         u32    xid_rocee_fsm_timout_int_src;
 256         u32    sbm_rocee_lnk_fsm_timout_int_src;
 257         u32    sbm_rocee_lnk_ecc_2bit_int_src;
 258         u32    sbm_rocee_mib_req_failed_int_src;
 259         u32    sbm_rocee_mib_req_fsm_timout_int_src;
 260         u32    sbm_rocee_mib_rels_fsm_timout_int_src;
 261         u32    sbm_rocee_sram_ecc_2bit_int_src;
 262         u32    sbm_rocee_mib_buf_sum_err_int_src;
 263         u32    sbm_rocee_mib_req_extra_int_src;
 264         u32    sbm_rocee_mib_rels_extra_int_src;
 265         u32    voq_rocee_start_to_over_0_int_src;
 266         u32    voq_rocee_ecc_err_int_src;
 267 };
 268
 269 struct dsaf_int_tbl_src {
 270         u32    tbl_da0_mis_src;
 271         u32    tbl_da1_mis_src;
 272         u32    tbl_da2_mis_src;
 273         u32    tbl_da3_mis_src;
 274         u32    tbl_da4_mis_src;
 275         u32    tbl_da5_mis_src;
 276         u32    tbl_da6_mis_src;
 277         u32    tbl_da7_mis_src;
 278         u32    tbl_sa_mis_src;
 279         u32    tbl_old_sech_end_src;
 280         u32    lram_ecc_err1_src;
 281         u32    lram_ecc_err2_src;
 282         u32    tram_ecc_err1_src;
 283         u32    tram_ecc_err2_src;
 284         u32    tbl_ucast_bcast_xge0_src;
 285         u32    tbl_ucast_bcast_xge1_src;
 286         u32    tbl_ucast_bcast_xge2_src;
 287         u32    tbl_ucast_bcast_xge3_src;
 288         u32    tbl_ucast_bcast_xge4_src;
 289         u32    tbl_ucast_bcast_xge5_src;
 290         u32    tbl_ucast_bcast_ppe_src;
 291         u32    tbl_ucast_bcast_rocee_src;
 292 };
 293
 294 struct dsaf_int_stat {
 295         struct dsaf_int_xge_src dsaf_int_xge_stat[DSAF_COMM_CHN];
 296         struct dsaf_int_ppe_src dsaf_int_ppe_stat[DSAF_COMM_CHN];
 297         struct dsaf_int_rocee_src dsaf_int_rocee_stat[DSAF_COMM_CHN];
 298         struct dsaf_int_tbl_src dsaf_int_tbl_stat[1];
 299
 300 };
 301
 302 struct dsaf_misc_op {
 303         void (*cpld_set_led)(struct hns_mac_cb *mac_cb, int link_status,
 304                              u16 speed, int data);
 305         void (*cpld_reset_led)(struct hns_mac_cb *mac_cb);
 306         int (*cpld_set_led_id)(struct hns_mac_cb *mac_cb,
 307                                enum hnae_led_state status);
 308         /* reset series function, it will be reset if the dereset is 0 */
 309         void (*dsaf_reset)(struct dsaf_device *dsaf_dev, bool dereset);
 310         void (*xge_srst)(struct dsaf_device *dsaf_dev, u32 port, bool dereset);
 311         void (*xge_core_srst)(struct dsaf_device *dsaf_dev, u32 port,
 312                               bool dereset);
 313         void (*ge_srst)(struct dsaf_device *dsaf_dev, u32 port, bool dereset);
 314         void (*ppe_srst)(struct dsaf_device *dsaf_dev, u32 port, bool dereset);
 315         void (*ppe_comm_srst)(struct dsaf_device *dsaf_dev, bool dereset);
 316         void (*hns_dsaf_srst_chns)(struct dsaf_device *dsaf_dev, u32 msk,
 317                                    bool dereset);
 318         void (*hns_dsaf_roce_srst)(struct dsaf_device *dsaf_dev, bool dereset);
 319
 320         phy_interface_t (*get_phy_if)(struct hns_mac_cb *mac_cb);
 321         int (*get_sfp_prsnt)(struct hns_mac_cb *mac_cb, int *sfp_prsnt);
 322
 323         int (*cfg_serdes_loopback)(struct hns_mac_cb *mac_cb, bool en);
 324 };
 325
 326 /* Dsaf device struct define ,and mac ->  dsaf */
 327 struct dsaf_device {
 328         struct device *dev;
 329         struct hnae_ae_dev ae_dev;
 330
 331         u8 __iomem *sc_base;
 332         u8 __iomem *sds_base;
 333         u8 __iomem *ppe_base;
 334         u8 __iomem *io_base;
 335         struct regmap *sub_ctrl;
 336         phys_addr_t ppe_paddr;
 337
 338         u32 desc_num; /*  desc num per queue*/
 339         u32 buf_size; /*  ring buffer size */
 340         u32 reset_offset; /* reset field offset in sub sysctrl */
 341         int buf_size_type; /* ring buffer size-type */
 342         enum dsaf_mode dsaf_mode;        /* dsaf mode  */
 343         enum hal_dsaf_mode dsaf_en;
 344         enum hal_dsaf_tc_mode dsaf_tc_mode;
 345         u32 dsaf_ver;
 346
 347         struct ppe_common_cb *ppe_common[DSAF_COMM_DEV_NUM];
 348         struct rcb_common_cb *rcb_common[DSAF_COMM_DEV_NUM];
 349         struct hns_mac_cb *mac_cb[DSAF_MAX_PORT_NUM];
 350         struct dsaf_misc_op *misc_op;
 351
 352         struct dsaf_hw_stats hw_stats[DSAF_NODE_NUM];
 353         struct dsaf_int_stat int_stat;
 354         /* make sure tcam table config spinlock */
 355         spinlock_t tcam_lock;
 356 };
 357
 358 static inline void *hns_dsaf_dev_priv(const struct dsaf_device *dsaf_dev)
 359 {
 360         return (void *)((u8 *)dsaf_dev + sizeof(*dsaf_dev));
 361 }
 362
 363 struct dsaf_drv_tbl_tcam_key {
 364         union {
 365                 struct {
 366                         u8 mac_3;
 367                         u8 mac_2;
 368                         u8 mac_1;
 369                         u8 mac_0;
 370                 } bits;
 371
 372                 u32 val;
 373         } high;
 374         union {
 375                 struct {
 376                         u32 port:4; /* port id, */
 377                         /* dsaf-mode fixed 0, non-dsaf-mode port id*/
 378                         u32 vlan:12; /* vlan id */
 379                         u32 mac_5:8;
 380                         u32 mac_4:8;
 381                 } bits;
 382
 383                 u32 val;
 384         } low;
 385 };
 386
 387 struct dsaf_drv_soft_mac_tbl {
 388         struct dsaf_drv_tbl_tcam_key tcam_key;
 389         u16 index; /*the entry's index in tcam tab*/
 390 };
 391
 392 struct dsaf_drv_priv {
 393         /* soft tab Mac key, for hardware tab*/
 394         struct dsaf_drv_soft_mac_tbl *soft_mac_tbl;
 395 };
 396
 397 static inline void hns_dsaf_tbl_tcam_addr_cfg(struct dsaf_device *dsaf_dev,
 398                                               u32 tab_tcam_addr)
 399 {
 400         dsaf_set_dev_field(dsaf_dev, DSAF_TBL_TCAM_ADDR_0_REG,
 401                            DSAF_TBL_TCAM_ADDR_M, DSAF_TBL_TCAM_ADDR_S,
 402                            tab_tcam_addr);
 403 }
 404
 405 static inline void hns_dsaf_tbl_tcam_load_pul(struct dsaf_device *dsaf_dev)
 406 {
 407         u32 o_tbl_pul;
 408
 409         o_tbl_pul = dsaf_read_dev(dsaf_dev, DSAF_TBL_PUL_0_REG);
 410         dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_LOAD_S, 1);
 411         dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
 412         dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_LOAD_S, 0);
 413         dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
 414 }
 415
 416 static inline void hns_dsaf_tbl_line_addr_cfg(struct dsaf_device *dsaf_dev,
 417                                               u32 tab_line_addr)
 418 {
 419         dsaf_set_dev_field(dsaf_dev, DSAF_TBL_LINE_ADDR_0_REG,
 420                            DSAF_TBL_LINE_ADDR_M, DSAF_TBL_LINE_ADDR_S,
 421                            tab_line_addr);
 422 }
 423
 424 static inline struct hnae_vf_cb *hns_ae_get_vf_cb(
 425         struct hnae_handle *handle)
 426 {
 427         return container_of(handle, struct hnae_vf_cb, ae_handle);
 428 }
 429
 430 int hns_dsaf_set_mac_uc_entry(struct dsaf_device *dsaf_dev,
 431                               struct dsaf_drv_mac_single_dest_entry *mac_entry);
 432 int hns_dsaf_set_mac_mc_entry(struct dsaf_device *dsaf_dev,
 433                               struct dsaf_drv_mac_multi_dest_entry *mac_entry);
 434 int hns_dsaf_add_mac_mc_port(struct dsaf_device *dsaf_dev,
 435                              struct dsaf_drv_mac_single_dest_entry *mac_entry);
 436 int hns_dsaf_del_mac_entry(struct dsaf_device *dsaf_dev, u16 vlan_id,
 437                            u8 in_port_num, u8 *addr);
 438 int hns_dsaf_del_mac_mc_port(struct dsaf_device *dsaf_dev,
 439                              struct dsaf_drv_mac_single_dest_entry *mac_entry);
 440 int hns_dsaf_get_mac_uc_entry(struct dsaf_device *dsaf_dev,
 441                               struct dsaf_drv_mac_single_dest_entry *mac_entry);
 442 int hns_dsaf_get_mac_mc_entry(struct dsaf_device *dsaf_dev,
 443                               struct dsaf_drv_mac_multi_dest_entry *mac_entry);
 444 int hns_dsaf_get_mac_entry_by_index(
 445         struct dsaf_device *dsaf_dev,
 446         u16 entry_index,
 447         struct dsaf_drv_mac_multi_dest_entry *mac_entry);
 448
 449 void hns_dsaf_fix_mac_mode(struct hns_mac_cb *mac_cb);
 450
 451 int hns_dsaf_ae_init(struct dsaf_device *dsaf_dev);
 452 void hns_dsaf_ae_uninit(struct dsaf_device *dsaf_dev);
 453
 454 void hns_dsaf_update_stats(struct dsaf_device *dsaf_dev, u32 inode_num);
 455
 456 int hns_dsaf_get_sset_count(struct dsaf_device *dsaf_dev, int stringset);
 457 void hns_dsaf_get_stats(struct dsaf_device *ddev, u64 *data, int port);
 458 void hns_dsaf_get_strings(int stringset, u8 *data, int port,
 459                           struct dsaf_device *dsaf_dev);
 460
 461 void hns_dsaf_get_regs(struct dsaf_device *ddev, u32 port, void *data);
 462 int hns_dsaf_get_regs_count(void);
 463 void hns_dsaf_set_promisc_mode(struct dsaf_device *dsaf_dev, u32 en);
 464
 465 void hns_dsaf_get_rx_mac_pause_en(struct dsaf_device *dsaf_dev, int mac_id,
 466                                   u32 *en);
 467 int hns_dsaf_set_rx_mac_pause_en(struct dsaf_device *dsaf_dev, int mac_id,
 468                                  u32 en);
 469
 470 #endif /* __HNS_DSAF_MAIN_H__ */