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