linux/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c
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   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#include <linux/acpi.h>
  11#include <linux/device.h>
  12#include <linux/init.h>
  13#include <linux/interrupt.h>
  14#include <linux/kernel.h>
  15#include <linux/module.h>
  16#include <linux/netdevice.h>
  17#include <linux/mfd/syscon.h>
  18#include <linux/of.h>
  19#include <linux/of_address.h>
  20#include <linux/of_irq.h>
  21#include <linux/of_platform.h>
  22#include <linux/platform_device.h>
  23#include <linux/vmalloc.h>
  24
  25#include "hns_dsaf_mac.h"
  26#include "hns_dsaf_main.h"
  27#include "hns_dsaf_ppe.h"
  28#include "hns_dsaf_rcb.h"
  29#include "hns_dsaf_misc.h"
  30
  31const char *g_dsaf_mode_match[DSAF_MODE_MAX] = {
  32        [DSAF_MODE_DISABLE_2PORT_64VM] = "2port-64vf",
  33        [DSAF_MODE_DISABLE_6PORT_0VM] = "6port-16rss",
  34        [DSAF_MODE_DISABLE_6PORT_16VM] = "6port-16vf",
  35        [DSAF_MODE_DISABLE_SP] = "single-port",
  36};
  37
  38static const struct acpi_device_id hns_dsaf_acpi_match[] = {
  39        { "HISI00B1", 0 },
  40        { "HISI00B2", 0 },
  41        { },
  42};
  43MODULE_DEVICE_TABLE(acpi, hns_dsaf_acpi_match);
  44
  45int hns_dsaf_get_cfg(struct dsaf_device *dsaf_dev)
  46{
  47        int ret, i;
  48        u32 desc_num;
  49        u32 buf_size;
  50        u32 reset_offset = 0;
  51        u32 res_idx = 0;
  52        const char *mode_str;
  53        struct regmap *syscon;
  54        struct resource *res;
  55        struct device_node *np = dsaf_dev->dev->of_node, *np_temp;
  56        struct platform_device *pdev = to_platform_device(dsaf_dev->dev);
  57
  58        if (dev_of_node(dsaf_dev->dev)) {
  59                if (of_device_is_compatible(np, "hisilicon,hns-dsaf-v1"))
  60                        dsaf_dev->dsaf_ver = AE_VERSION_1;
  61                else
  62                        dsaf_dev->dsaf_ver = AE_VERSION_2;
  63        } else if (is_acpi_node(dsaf_dev->dev->fwnode)) {
  64                if (acpi_dev_found(hns_dsaf_acpi_match[0].id))
  65                        dsaf_dev->dsaf_ver = AE_VERSION_1;
  66                else if (acpi_dev_found(hns_dsaf_acpi_match[1].id))
  67                        dsaf_dev->dsaf_ver = AE_VERSION_2;
  68                else
  69                        return -ENXIO;
  70        } else {
  71                dev_err(dsaf_dev->dev, "cannot get cfg data from of or acpi\n");
  72                return -ENXIO;
  73        }
  74
  75        ret = device_property_read_string(dsaf_dev->dev, "mode", &mode_str);
  76        if (ret) {
  77                dev_err(dsaf_dev->dev, "get dsaf mode fail, ret=%d!\n", ret);
  78                return ret;
  79        }
  80        for (i = 0; i < DSAF_MODE_MAX; i++) {
  81                if (g_dsaf_mode_match[i] &&
  82                    !strcmp(mode_str, g_dsaf_mode_match[i]))
  83                        break;
  84        }
  85        if (i >= DSAF_MODE_MAX ||
  86            i == DSAF_MODE_INVALID || i == DSAF_MODE_ENABLE) {
  87                dev_err(dsaf_dev->dev,
  88                        "%s prs mode str fail!\n", dsaf_dev->ae_dev.name);
  89                return -EINVAL;
  90        }
  91        dsaf_dev->dsaf_mode = (enum dsaf_mode)i;
  92
  93        if (dsaf_dev->dsaf_mode > DSAF_MODE_ENABLE)
  94                dsaf_dev->dsaf_en = HRD_DSAF_NO_DSAF_MODE;
  95        else
  96                dsaf_dev->dsaf_en = HRD_DSAF_MODE;
  97
  98        if ((i == DSAF_MODE_ENABLE_16VM) ||
  99            (i == DSAF_MODE_DISABLE_2PORT_8VM) ||
 100            (i == DSAF_MODE_DISABLE_6PORT_2VM))
 101                dsaf_dev->dsaf_tc_mode = HRD_DSAF_8TC_MODE;
 102        else
 103                dsaf_dev->dsaf_tc_mode = HRD_DSAF_4TC_MODE;
 104
 105        if (dev_of_node(dsaf_dev->dev)) {
 106                np_temp = of_parse_phandle(np, "subctrl-syscon", 0);
 107                syscon = syscon_node_to_regmap(np_temp);
 108                of_node_put(np_temp);
 109                if (IS_ERR_OR_NULL(syscon)) {
 110                        res = platform_get_resource(pdev, IORESOURCE_MEM,
 111                                                    res_idx++);
 112                        if (!res) {
 113                                dev_err(dsaf_dev->dev, "subctrl info is needed!\n");
 114                                return -ENOMEM;
 115                        }
 116
 117                        dsaf_dev->sc_base = devm_ioremap_resource(&pdev->dev,
 118                                                                  res);
 119                        if (IS_ERR(dsaf_dev->sc_base))
 120                                return PTR_ERR(dsaf_dev->sc_base);
 121
 122                        res = platform_get_resource(pdev, IORESOURCE_MEM,
 123                                                    res_idx++);
 124                        if (!res) {
 125                                dev_err(dsaf_dev->dev, "serdes-ctrl info is needed!\n");
 126                                return -ENOMEM;
 127                        }
 128
 129                        dsaf_dev->sds_base = devm_ioremap_resource(&pdev->dev,
 130                                                                   res);
 131                        if (IS_ERR(dsaf_dev->sds_base))
 132                                return PTR_ERR(dsaf_dev->sds_base);
 133                } else {
 134                        dsaf_dev->sub_ctrl = syscon;
 135                }
 136        }
 137
 138        res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ppe-base");
 139        if (!res) {
 140                res = platform_get_resource(pdev, IORESOURCE_MEM, res_idx++);
 141                if (!res) {
 142                        dev_err(dsaf_dev->dev, "ppe-base info is needed!\n");
 143                        return -ENOMEM;
 144                }
 145        }
 146        dsaf_dev->ppe_base = devm_ioremap_resource(&pdev->dev, res);
 147        if (IS_ERR(dsaf_dev->ppe_base))
 148                return PTR_ERR(dsaf_dev->ppe_base);
 149        dsaf_dev->ppe_paddr = res->start;
 150
 151        if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) {
 152                res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
 153                                                   "dsaf-base");
 154                if (!res) {
 155                        res = platform_get_resource(pdev, IORESOURCE_MEM,
 156                                                    res_idx);
 157                        if (!res) {
 158                                dev_err(dsaf_dev->dev,
 159                                        "dsaf-base info is needed!\n");
 160                                return -ENOMEM;
 161                        }
 162                }
 163                dsaf_dev->io_base = devm_ioremap_resource(&pdev->dev, res);
 164                if (IS_ERR(dsaf_dev->io_base))
 165                        return PTR_ERR(dsaf_dev->io_base);
 166        }
 167
 168        ret = device_property_read_u32(dsaf_dev->dev, "desc-num", &desc_num);
 169        if (ret < 0 || desc_num < HNS_DSAF_MIN_DESC_CNT ||
 170            desc_num > HNS_DSAF_MAX_DESC_CNT) {
 171                dev_err(dsaf_dev->dev, "get desc-num(%d) fail, ret=%d!\n",
 172                        desc_num, ret);
 173                return -EINVAL;
 174        }
 175        dsaf_dev->desc_num = desc_num;
 176
 177        ret = device_property_read_u32(dsaf_dev->dev, "reset-field-offset",
 178                                       &reset_offset);
 179        if (ret < 0) {
 180                dev_dbg(dsaf_dev->dev,
 181                        "get reset-field-offset fail, ret=%d!\r\n", ret);
 182        }
 183        dsaf_dev->reset_offset = reset_offset;
 184
 185        ret = device_property_read_u32(dsaf_dev->dev, "buf-size", &buf_size);
 186        if (ret < 0) {
 187                dev_err(dsaf_dev->dev,
 188                        "get buf-size fail, ret=%d!\r\n", ret);
 189                return ret;
 190        }
 191        dsaf_dev->buf_size = buf_size;
 192
 193        dsaf_dev->buf_size_type = hns_rcb_buf_size2type(buf_size);
 194        if (dsaf_dev->buf_size_type < 0) {
 195                dev_err(dsaf_dev->dev,
 196                        "buf_size(%d) is wrong!\n", buf_size);
 197                return -EINVAL;
 198        }
 199
 200        dsaf_dev->misc_op = hns_misc_op_get(dsaf_dev);
 201        if (!dsaf_dev->misc_op)
 202                return -ENOMEM;
 203
 204        if (!dma_set_mask_and_coherent(dsaf_dev->dev, DMA_BIT_MASK(64ULL)))
 205                dev_dbg(dsaf_dev->dev, "set mask to 64bit\n");
 206        else
 207                dev_err(dsaf_dev->dev, "set mask to 64bit fail!\n");
 208
 209        return 0;
 210}
 211
 212/**
 213 * hns_dsaf_sbm_link_sram_init_en - config dsaf_sbm_init_en
 214 * @dsaf_id: dsa fabric id
 215 */
 216static void hns_dsaf_sbm_link_sram_init_en(struct dsaf_device *dsaf_dev)
 217{
 218        dsaf_set_dev_bit(dsaf_dev, DSAF_CFG_0_REG, DSAF_CFG_SBM_INIT_S, 1);
 219}
 220
 221/**
 222 * hns_dsaf_reg_cnt_clr_ce - config hns_dsaf_reg_cnt_clr_ce
 223 * @dsaf_id: dsa fabric id
 224 * @hns_dsaf_reg_cnt_clr_ce: config value
 225 */
 226static void
 227hns_dsaf_reg_cnt_clr_ce(struct dsaf_device *dsaf_dev, u32 reg_cnt_clr_ce)
 228{
 229        dsaf_set_dev_bit(dsaf_dev, DSAF_DSA_REG_CNT_CLR_CE_REG,
 230                         DSAF_CNT_CLR_CE_S, reg_cnt_clr_ce);
 231}
 232
 233/**
 234 * hns_ppe_qid_cfg - config ppe qid
 235 * @dsaf_id: dsa fabric id
 236 * @pppe_qid_cfg: value array
 237 */
 238static void
 239hns_dsaf_ppe_qid_cfg(struct dsaf_device *dsaf_dev, u32 qid_cfg)
 240{
 241        u32 i;
 242
 243        for (i = 0; i < DSAF_COMM_CHN; i++) {
 244                dsaf_set_dev_field(dsaf_dev,
 245                                   DSAF_PPE_QID_CFG_0_REG + 0x0004 * i,
 246                                   DSAF_PPE_QID_CFG_M, DSAF_PPE_QID_CFG_S,
 247                                   qid_cfg);
 248        }
 249}
 250
 251static void hns_dsaf_mix_def_qid_cfg(struct dsaf_device *dsaf_dev)
 252{
 253        u16 max_q_per_vf, max_vfn;
 254        u32 q_id, q_num_per_port;
 255        u32 i;
 256
 257        hns_rcb_get_queue_mode(dsaf_dev->dsaf_mode, &max_vfn, &max_q_per_vf);
 258        q_num_per_port = max_vfn * max_q_per_vf;
 259
 260        for (i = 0, q_id = 0; i < DSAF_SERVICE_NW_NUM; i++) {
 261                dsaf_set_dev_field(dsaf_dev,
 262                                   DSAF_MIX_DEF_QID_0_REG + 0x0004 * i,
 263                                   0xff, 0, q_id);
 264                q_id += q_num_per_port;
 265        }
 266}
 267
 268static void hns_dsaf_inner_qid_cfg(struct dsaf_device *dsaf_dev)
 269{
 270        u16 max_q_per_vf, max_vfn;
 271        u32 q_id, q_num_per_port;
 272        u32 mac_id;
 273
 274        if (AE_IS_VER1(dsaf_dev->dsaf_ver))
 275                return;
 276
 277        hns_rcb_get_queue_mode(dsaf_dev->dsaf_mode, &max_vfn, &max_q_per_vf);
 278        q_num_per_port = max_vfn * max_q_per_vf;
 279
 280        for (mac_id = 0, q_id = 0; mac_id < DSAF_SERVICE_NW_NUM; mac_id++) {
 281                dsaf_set_dev_field(dsaf_dev,
 282                                   DSAFV2_SERDES_LBK_0_REG + 4 * mac_id,
 283                                   DSAFV2_SERDES_LBK_QID_M,
 284                                   DSAFV2_SERDES_LBK_QID_S,
 285                                   q_id);
 286                q_id += q_num_per_port;
 287        }
 288}
 289
 290/**
 291 * hns_dsaf_sw_port_type_cfg - cfg sw type
 292 * @dsaf_id: dsa fabric id
 293 * @psw_port_type: array
 294 */
 295static void hns_dsaf_sw_port_type_cfg(struct dsaf_device *dsaf_dev,
 296                                      enum dsaf_sw_port_type port_type)
 297{
 298        u32 i;
 299
 300        for (i = 0; i < DSAF_SW_PORT_NUM; i++) {
 301                dsaf_set_dev_field(dsaf_dev,
 302                                   DSAF_SW_PORT_TYPE_0_REG + 0x0004 * i,
 303                                   DSAF_SW_PORT_TYPE_M, DSAF_SW_PORT_TYPE_S,
 304                                   port_type);
 305        }
 306}
 307
 308/**
 309 * hns_dsaf_stp_port_type_cfg - cfg stp type
 310 * @dsaf_id: dsa fabric id
 311 * @pstp_port_type: array
 312 */
 313static void hns_dsaf_stp_port_type_cfg(struct dsaf_device *dsaf_dev,
 314                                       enum dsaf_stp_port_type port_type)
 315{
 316        u32 i;
 317
 318        for (i = 0; i < DSAF_COMM_CHN; i++) {
 319                dsaf_set_dev_field(dsaf_dev,
 320                                   DSAF_STP_PORT_TYPE_0_REG + 0x0004 * i,
 321                                   DSAF_STP_PORT_TYPE_M, DSAF_STP_PORT_TYPE_S,
 322                                   port_type);
 323        }
 324}
 325
 326#define HNS_DSAF_SBM_NUM(dev) \
 327        (AE_IS_VER1((dev)->dsaf_ver) ? DSAF_SBM_NUM : DSAFV2_SBM_NUM)
 328/**
 329 * hns_dsaf_sbm_cfg - config sbm
 330 * @dsaf_id: dsa fabric id
 331 */
 332static void hns_dsaf_sbm_cfg(struct dsaf_device *dsaf_dev)
 333{
 334        u32 o_sbm_cfg;
 335        u32 i;
 336
 337        for (i = 0; i < HNS_DSAF_SBM_NUM(dsaf_dev); i++) {
 338                o_sbm_cfg = dsaf_read_dev(dsaf_dev,
 339                                          DSAF_SBM_CFG_REG_0_REG + 0x80 * i);
 340                dsaf_set_bit(o_sbm_cfg, DSAF_SBM_CFG_EN_S, 1);
 341                dsaf_set_bit(o_sbm_cfg, DSAF_SBM_CFG_SHCUT_EN_S, 0);
 342                dsaf_write_dev(dsaf_dev,
 343                               DSAF_SBM_CFG_REG_0_REG + 0x80 * i, o_sbm_cfg);
 344        }
 345}
 346
 347/**
 348 * hns_dsaf_sbm_cfg_mib_en - config sbm
 349 * @dsaf_id: dsa fabric id
 350 */
 351static int hns_dsaf_sbm_cfg_mib_en(struct dsaf_device *dsaf_dev)
 352{
 353        u32 sbm_cfg_mib_en;
 354        u32 i;
 355        u32 reg;
 356        u32 read_cnt;
 357
 358        /* validate configure by setting SBM_CFG_MIB_EN bit from 0 to 1. */
 359        for (i = 0; i < HNS_DSAF_SBM_NUM(dsaf_dev); i++) {
 360                reg = DSAF_SBM_CFG_REG_0_REG + 0x80 * i;
 361                dsaf_set_dev_bit(dsaf_dev, reg, DSAF_SBM_CFG_MIB_EN_S, 0);
 362        }
 363
 364        for (i = 0; i < HNS_DSAF_SBM_NUM(dsaf_dev); i++) {
 365                reg = DSAF_SBM_CFG_REG_0_REG + 0x80 * i;
 366                dsaf_set_dev_bit(dsaf_dev, reg, DSAF_SBM_CFG_MIB_EN_S, 1);
 367        }
 368
 369        /* waitint for all sbm enable finished */
 370        for (i = 0; i < HNS_DSAF_SBM_NUM(dsaf_dev); i++) {
 371                read_cnt = 0;
 372                reg = DSAF_SBM_CFG_REG_0_REG + 0x80 * i;
 373                do {
 374                        udelay(1);
 375                        sbm_cfg_mib_en = dsaf_get_dev_bit(
 376                                        dsaf_dev, reg, DSAF_SBM_CFG_MIB_EN_S);
 377                        read_cnt++;
 378                } while (sbm_cfg_mib_en == 0 &&
 379                        read_cnt < DSAF_CFG_READ_CNT);
 380
 381                if (sbm_cfg_mib_en == 0) {
 382                        dev_err(dsaf_dev->dev,
 383                                "sbm_cfg_mib_en fail,%s,sbm_num=%d\n",
 384                                dsaf_dev->ae_dev.name, i);
 385                        return -ENODEV;
 386                }
 387        }
 388
 389        return 0;
 390}
 391
 392/**
 393 * hns_dsaf_sbm_bp_wl_cfg - config sbm
 394 * @dsaf_id: dsa fabric id
 395 */
 396static void hns_dsaf_sbm_bp_wl_cfg(struct dsaf_device *dsaf_dev)
 397{
 398        u32 o_sbm_bp_cfg;
 399        u32 reg;
 400        u32 i;
 401
 402        /* XGE */
 403        for (i = 0; i < DSAF_XGE_NUM; i++) {
 404                reg = DSAF_SBM_BP_CFG_0_XGE_REG_0_REG + 0x80 * i;
 405                o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
 406                dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG0_COM_MAX_BUF_NUM_M,
 407                               DSAF_SBM_CFG0_COM_MAX_BUF_NUM_S, 512);
 408                dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG0_VC0_MAX_BUF_NUM_M,
 409                               DSAF_SBM_CFG0_VC0_MAX_BUF_NUM_S, 0);
 410                dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG0_VC1_MAX_BUF_NUM_M,
 411                               DSAF_SBM_CFG0_VC1_MAX_BUF_NUM_S, 0);
 412                dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
 413
 414                reg = DSAF_SBM_BP_CFG_1_REG_0_REG + 0x80 * i;
 415                o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
 416                dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG1_TC4_MAX_BUF_NUM_M,
 417                               DSAF_SBM_CFG1_TC4_MAX_BUF_NUM_S, 0);
 418                dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG1_TC0_MAX_BUF_NUM_M,
 419                               DSAF_SBM_CFG1_TC0_MAX_BUF_NUM_S, 0);
 420                dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
 421
 422                reg = DSAF_SBM_BP_CFG_2_XGE_REG_0_REG + 0x80 * i;
 423                o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
 424                dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG2_SET_BUF_NUM_M,
 425                               DSAF_SBM_CFG2_SET_BUF_NUM_S, 104);
 426                dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG2_RESET_BUF_NUM_M,
 427                               DSAF_SBM_CFG2_RESET_BUF_NUM_S, 128);
 428                dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
 429
 430                reg = DSAF_SBM_BP_CFG_3_REG_0_REG + 0x80 * i;
 431                o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
 432                dsaf_set_field(o_sbm_bp_cfg,
 433                               DSAF_SBM_CFG3_SET_BUF_NUM_NO_PFC_M,
 434                               DSAF_SBM_CFG3_SET_BUF_NUM_NO_PFC_S, 110);
 435                dsaf_set_field(o_sbm_bp_cfg,
 436                               DSAF_SBM_CFG3_RESET_BUF_NUM_NO_PFC_M,
 437                               DSAF_SBM_CFG3_RESET_BUF_NUM_NO_PFC_S, 160);
 438                dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
 439
 440                /* for no enable pfc mode */
 441                reg = DSAF_SBM_BP_CFG_4_REG_0_REG + 0x80 * i;
 442                o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
 443                dsaf_set_field(o_sbm_bp_cfg,
 444                               DSAF_SBM_CFG3_SET_BUF_NUM_NO_PFC_M,
 445                               DSAF_SBM_CFG3_SET_BUF_NUM_NO_PFC_S, 128);
 446                dsaf_set_field(o_sbm_bp_cfg,
 447                               DSAF_SBM_CFG3_RESET_BUF_NUM_NO_PFC_M,
 448                               DSAF_SBM_CFG3_RESET_BUF_NUM_NO_PFC_S, 192);
 449                dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
 450        }
 451
 452        /* PPE */
 453        for (i = 0; i < DSAF_COMM_CHN; i++) {
 454                reg = DSAF_SBM_BP_CFG_2_PPE_REG_0_REG + 0x80 * i;
 455                o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
 456                dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG2_SET_BUF_NUM_M,
 457                               DSAF_SBM_CFG2_SET_BUF_NUM_S, 10);
 458                dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG2_RESET_BUF_NUM_M,
 459                               DSAF_SBM_CFG2_RESET_BUF_NUM_S, 12);
 460                dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
 461        }
 462
 463        /* RoCEE */
 464        for (i = 0; i < DSAF_COMM_CHN; i++) {
 465                reg = DSAF_SBM_BP_CFG_2_ROCEE_REG_0_REG + 0x80 * i;
 466                o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
 467                dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG2_SET_BUF_NUM_M,
 468                               DSAF_SBM_CFG2_SET_BUF_NUM_S, 2);
 469                dsaf_set_field(o_sbm_bp_cfg, DSAF_SBM_CFG2_RESET_BUF_NUM_M,
 470                               DSAF_SBM_CFG2_RESET_BUF_NUM_S, 4);
 471                dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
 472        }
 473}
 474
 475static void hns_dsafv2_sbm_bp_wl_cfg(struct dsaf_device *dsaf_dev)
 476{
 477        u32 o_sbm_bp_cfg;
 478        u32 reg;
 479        u32 i;
 480
 481        /* XGE */
 482        for (i = 0; i < DSAFV2_SBM_XGE_CHN; i++) {
 483                reg = DSAF_SBM_BP_CFG_0_XGE_REG_0_REG + 0x80 * i;
 484                o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
 485                dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG0_COM_MAX_BUF_NUM_M,
 486                               DSAFV2_SBM_CFG0_COM_MAX_BUF_NUM_S, 256);
 487                dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG0_VC0_MAX_BUF_NUM_M,
 488                               DSAFV2_SBM_CFG0_VC0_MAX_BUF_NUM_S, 0);
 489                dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG0_VC1_MAX_BUF_NUM_M,
 490                               DSAFV2_SBM_CFG0_VC1_MAX_BUF_NUM_S, 0);
 491                dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
 492
 493                reg = DSAF_SBM_BP_CFG_1_REG_0_REG + 0x80 * i;
 494                o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
 495                dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG1_TC4_MAX_BUF_NUM_M,
 496                               DSAFV2_SBM_CFG1_TC4_MAX_BUF_NUM_S, 0);
 497                dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG1_TC0_MAX_BUF_NUM_M,
 498                               DSAFV2_SBM_CFG1_TC0_MAX_BUF_NUM_S, 0);
 499                dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
 500
 501                reg = DSAF_SBM_BP_CFG_2_XGE_REG_0_REG + 0x80 * i;
 502                o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
 503                dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG2_SET_BUF_NUM_M,
 504                               DSAFV2_SBM_CFG2_SET_BUF_NUM_S, 104);
 505                dsaf_set_field(o_sbm_bp_cfg, DSAFV2_SBM_CFG2_RESET_BUF_NUM_M,
 506                               DSAFV2_SBM_CFG2_RESET_BUF_NUM_S, 128);
 507                dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
 508
 509                reg = DSAF_SBM_BP_CFG_3_REG_0_REG + 0x80 * i;
 510                o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
 511                dsaf_set_field(o_sbm_bp_cfg,
 512                               DSAFV2_SBM_CFG3_SET_BUF_NUM_NO_PFC_M,
 513                               DSAFV2_SBM_CFG3_SET_BUF_NUM_NO_PFC_S, 48);
 514                dsaf_set_field(o_sbm_bp_cfg,
 515                               DSAFV2_SBM_CFG3_RESET_BUF_NUM_NO_PFC_M,
 516                               DSAFV2_SBM_CFG3_RESET_BUF_NUM_NO_PFC_S, 80);
 517                dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
 518
 519                /* for no enable pfc mode */
 520                reg = DSAF_SBM_BP_CFG_4_REG_0_REG + 0x80 * i;
 521                o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
 522                dsaf_set_field(o_sbm_bp_cfg,
 523                               DSAFV2_SBM_CFG4_SET_BUF_NUM_NO_PFC_M,
 524                               DSAFV2_SBM_CFG4_SET_BUF_NUM_NO_PFC_S, 192);
 525                dsaf_set_field(o_sbm_bp_cfg,
 526                               DSAFV2_SBM_CFG4_RESET_BUF_NUM_NO_PFC_M,
 527                               DSAFV2_SBM_CFG4_RESET_BUF_NUM_NO_PFC_S, 240);
 528                dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
 529        }
 530
 531        /* PPE */
 532        for (i = 0; i < DSAFV2_SBM_PPE_CHN; i++) {
 533                reg = DSAF_SBM_BP_CFG_2_PPE_REG_0_REG + 0x80 * i;
 534                o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
 535                dsaf_set_field(o_sbm_bp_cfg,
 536                               DSAFV2_SBM_CFG2_PPE_SET_BUF_NUM_M,
 537                               DSAFV2_SBM_CFG2_PPE_SET_BUF_NUM_S, 2);
 538                dsaf_set_field(o_sbm_bp_cfg,
 539                               DSAFV2_SBM_CFG2_PPE_RESET_BUF_NUM_M,
 540                               DSAFV2_SBM_CFG2_PPE_RESET_BUF_NUM_S, 3);
 541                dsaf_set_field(o_sbm_bp_cfg,
 542                               DSAFV2_SBM_CFG2_PPE_CFG_USEFUL_NUM_M,
 543                               DSAFV2_SBM_CFG2_PPE_CFG_USEFUL_NUM_S, 52);
 544                dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
 545        }
 546
 547        /* RoCEE */
 548        for (i = 0; i < DASFV2_ROCEE_CRD_NUM; i++) {
 549                reg = DSAFV2_SBM_BP_CFG_2_ROCEE_REG_0_REG + 0x80 * i;
 550                o_sbm_bp_cfg = dsaf_read_dev(dsaf_dev, reg);
 551                dsaf_set_field(o_sbm_bp_cfg,
 552                               DSAFV2_SBM_CFG2_ROCEE_SET_BUF_NUM_M,
 553                               DSAFV2_SBM_CFG2_ROCEE_SET_BUF_NUM_S, 2);
 554                dsaf_set_field(o_sbm_bp_cfg,
 555                               DSAFV2_SBM_CFG2_ROCEE_RESET_BUF_NUM_M,
 556                               DSAFV2_SBM_CFG2_ROCEE_RESET_BUF_NUM_S, 4);
 557                dsaf_write_dev(dsaf_dev, reg, o_sbm_bp_cfg);
 558        }
 559}
 560
 561/**
 562 * hns_dsaf_voq_bp_all_thrd_cfg -  voq
 563 * @dsaf_id: dsa fabric id
 564 */
 565static void hns_dsaf_voq_bp_all_thrd_cfg(struct dsaf_device *dsaf_dev)
 566{
 567        u32 voq_bp_all_thrd;
 568        u32 i;
 569
 570        for (i = 0; i < DSAF_VOQ_NUM; i++) {
 571                voq_bp_all_thrd = dsaf_read_dev(
 572                        dsaf_dev, DSAF_VOQ_BP_ALL_THRD_0_REG + 0x40 * i);
 573                if (i < DSAF_XGE_NUM) {
 574                        dsaf_set_field(voq_bp_all_thrd,
 575                                       DSAF_VOQ_BP_ALL_DOWNTHRD_M,
 576                                       DSAF_VOQ_BP_ALL_DOWNTHRD_S, 930);
 577                        dsaf_set_field(voq_bp_all_thrd,
 578                                       DSAF_VOQ_BP_ALL_UPTHRD_M,
 579                                       DSAF_VOQ_BP_ALL_UPTHRD_S, 950);
 580                } else {
 581                        dsaf_set_field(voq_bp_all_thrd,
 582                                       DSAF_VOQ_BP_ALL_DOWNTHRD_M,
 583                                       DSAF_VOQ_BP_ALL_DOWNTHRD_S, 220);
 584                        dsaf_set_field(voq_bp_all_thrd,
 585                                       DSAF_VOQ_BP_ALL_UPTHRD_M,
 586                                       DSAF_VOQ_BP_ALL_UPTHRD_S, 230);
 587                }
 588                dsaf_write_dev(
 589                        dsaf_dev, DSAF_VOQ_BP_ALL_THRD_0_REG + 0x40 * i,
 590                        voq_bp_all_thrd);
 591        }
 592}
 593
 594/**
 595 * hns_dsaf_tbl_tcam_data_cfg - tbl
 596 * @dsaf_id: dsa fabric id
 597 * @ptbl_tcam_data: addr
 598 */
 599static void hns_dsaf_tbl_tcam_data_cfg(
 600        struct dsaf_device *dsaf_dev,
 601        struct dsaf_tbl_tcam_data *ptbl_tcam_data)
 602{
 603        dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_LOW_0_REG,
 604                       ptbl_tcam_data->tbl_tcam_data_low);
 605        dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_HIGH_0_REG,
 606                       ptbl_tcam_data->tbl_tcam_data_high);
 607}
 608
 609/**
 610 * dsaf_tbl_tcam_mcast_cfg - tbl
 611 * @dsaf_id: dsa fabric id
 612 * @ptbl_tcam_mcast: addr
 613 */
 614static void hns_dsaf_tbl_tcam_mcast_cfg(
 615        struct dsaf_device *dsaf_dev,
 616        struct dsaf_tbl_tcam_mcast_cfg *mcast)
 617{
 618        u32 mcast_cfg4;
 619
 620        mcast_cfg4 = dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_4_0_REG);
 621        dsaf_set_bit(mcast_cfg4, DSAF_TBL_MCAST_CFG4_ITEM_VLD_S,
 622                     mcast->tbl_mcast_item_vld);
 623        dsaf_set_bit(mcast_cfg4, DSAF_TBL_MCAST_CFG4_OLD_EN_S,
 624                     mcast->tbl_mcast_old_en);
 625        dsaf_set_field(mcast_cfg4, DSAF_TBL_MCAST_CFG4_VM128_112_M,
 626                       DSAF_TBL_MCAST_CFG4_VM128_112_S,
 627                       mcast->tbl_mcast_port_msk[4]);
 628        dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_4_0_REG, mcast_cfg4);
 629
 630        dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_3_0_REG,
 631                       mcast->tbl_mcast_port_msk[3]);
 632
 633        dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_2_0_REG,
 634                       mcast->tbl_mcast_port_msk[2]);
 635
 636        dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_1_0_REG,
 637                       mcast->tbl_mcast_port_msk[1]);
 638
 639        dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_0_0_REG,
 640                       mcast->tbl_mcast_port_msk[0]);
 641}
 642
 643/**
 644 * hns_dsaf_tbl_tcam_ucast_cfg - tbl
 645 * @dsaf_id: dsa fabric id
 646 * @ptbl_tcam_ucast: addr
 647 */
 648static void hns_dsaf_tbl_tcam_ucast_cfg(
 649        struct dsaf_device *dsaf_dev,
 650        struct dsaf_tbl_tcam_ucast_cfg *tbl_tcam_ucast)
 651{
 652        u32 ucast_cfg1;
 653
 654        ucast_cfg1 = dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_UCAST_CFG_0_REG);
 655        dsaf_set_bit(ucast_cfg1, DSAF_TBL_UCAST_CFG1_MAC_DISCARD_S,
 656                     tbl_tcam_ucast->tbl_ucast_mac_discard);
 657        dsaf_set_bit(ucast_cfg1, DSAF_TBL_UCAST_CFG1_ITEM_VLD_S,
 658                     tbl_tcam_ucast->tbl_ucast_item_vld);
 659        dsaf_set_bit(ucast_cfg1, DSAF_TBL_UCAST_CFG1_OLD_EN_S,
 660                     tbl_tcam_ucast->tbl_ucast_old_en);
 661        dsaf_set_bit(ucast_cfg1, DSAF_TBL_UCAST_CFG1_DVC_S,
 662                     tbl_tcam_ucast->tbl_ucast_dvc);
 663        dsaf_set_field(ucast_cfg1, DSAF_TBL_UCAST_CFG1_OUT_PORT_M,
 664                       DSAF_TBL_UCAST_CFG1_OUT_PORT_S,
 665                       tbl_tcam_ucast->tbl_ucast_out_port);
 666        dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_UCAST_CFG_0_REG, ucast_cfg1);
 667}
 668
 669/**
 670 * hns_dsaf_tbl_line_cfg - tbl
 671 * @dsaf_id: dsa fabric id
 672 * @ptbl_lin: addr
 673 */
 674static void hns_dsaf_tbl_line_cfg(struct dsaf_device *dsaf_dev,
 675                                  struct dsaf_tbl_line_cfg *tbl_lin)
 676{
 677        u32 tbl_line;
 678
 679        tbl_line = dsaf_read_dev(dsaf_dev, DSAF_TBL_LIN_CFG_0_REG);
 680        dsaf_set_bit(tbl_line, DSAF_TBL_LINE_CFG_MAC_DISCARD_S,
 681                     tbl_lin->tbl_line_mac_discard);
 682        dsaf_set_bit(tbl_line, DSAF_TBL_LINE_CFG_DVC_S,
 683                     tbl_lin->tbl_line_dvc);
 684        dsaf_set_field(tbl_line, DSAF_TBL_LINE_CFG_OUT_PORT_M,
 685                       DSAF_TBL_LINE_CFG_OUT_PORT_S,
 686                       tbl_lin->tbl_line_out_port);
 687        dsaf_write_dev(dsaf_dev, DSAF_TBL_LIN_CFG_0_REG, tbl_line);
 688}
 689
 690/**
 691 * hns_dsaf_tbl_tcam_mcast_pul - tbl
 692 * @dsaf_id: dsa fabric id
 693 */
 694static void hns_dsaf_tbl_tcam_mcast_pul(struct dsaf_device *dsaf_dev)
 695{
 696        u32 o_tbl_pul;
 697
 698        o_tbl_pul = dsaf_read_dev(dsaf_dev, DSAF_TBL_PUL_0_REG);
 699        dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_MCAST_VLD_S, 1);
 700        dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
 701        dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_MCAST_VLD_S, 0);
 702        dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
 703}
 704
 705/**
 706 * hns_dsaf_tbl_line_pul - tbl
 707 * @dsaf_id: dsa fabric id
 708 */
 709static void hns_dsaf_tbl_line_pul(struct dsaf_device *dsaf_dev)
 710{
 711        u32 tbl_pul;
 712
 713        tbl_pul = dsaf_read_dev(dsaf_dev, DSAF_TBL_PUL_0_REG);
 714        dsaf_set_bit(tbl_pul, DSAF_TBL_PUL_LINE_VLD_S, 1);
 715        dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, tbl_pul);
 716        dsaf_set_bit(tbl_pul, DSAF_TBL_PUL_LINE_VLD_S, 0);
 717        dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, tbl_pul);
 718}
 719
 720/**
 721 * hns_dsaf_tbl_tcam_data_mcast_pul - tbl
 722 * @dsaf_id: dsa fabric id
 723 */
 724static void hns_dsaf_tbl_tcam_data_mcast_pul(
 725        struct dsaf_device *dsaf_dev)
 726{
 727        u32 o_tbl_pul;
 728
 729        o_tbl_pul = dsaf_read_dev(dsaf_dev, DSAF_TBL_PUL_0_REG);
 730        dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_DATA_VLD_S, 1);
 731        dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_MCAST_VLD_S, 1);
 732        dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
 733        dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_DATA_VLD_S, 0);
 734        dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_MCAST_VLD_S, 0);
 735        dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
 736}
 737
 738/**
 739 * hns_dsaf_tbl_tcam_data_ucast_pul - tbl
 740 * @dsaf_id: dsa fabric id
 741 */
 742static void hns_dsaf_tbl_tcam_data_ucast_pul(
 743        struct dsaf_device *dsaf_dev)
 744{
 745        u32 o_tbl_pul;
 746
 747        o_tbl_pul = dsaf_read_dev(dsaf_dev, DSAF_TBL_PUL_0_REG);
 748        dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_DATA_VLD_S, 1);
 749        dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_UCAST_VLD_S, 1);
 750        dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
 751        dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_DATA_VLD_S, 0);
 752        dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_UCAST_VLD_S, 0);
 753        dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
 754}
 755
 756void hns_dsaf_set_promisc_mode(struct dsaf_device *dsaf_dev, u32 en)
 757{
 758        if (!HNS_DSAF_IS_DEBUG(dsaf_dev))
 759                dsaf_set_dev_bit(dsaf_dev, DSAF_CFG_0_REG,
 760                                 DSAF_CFG_MIX_MODE_S, !!en);
 761}
 762
 763/**
 764 * hns_dsaf_tbl_stat_en - tbl
 765 * @dsaf_id: dsa fabric id
 766 * @ptbl_stat_en: addr
 767 */
 768static void hns_dsaf_tbl_stat_en(struct dsaf_device *dsaf_dev)
 769{
 770        u32 o_tbl_ctrl;
 771
 772        o_tbl_ctrl = dsaf_read_dev(dsaf_dev, DSAF_TBL_DFX_CTRL_0_REG);
 773        dsaf_set_bit(o_tbl_ctrl, DSAF_TBL_DFX_LINE_LKUP_NUM_EN_S, 1);
 774        dsaf_set_bit(o_tbl_ctrl, DSAF_TBL_DFX_UC_LKUP_NUM_EN_S, 1);
 775        dsaf_set_bit(o_tbl_ctrl, DSAF_TBL_DFX_MC_LKUP_NUM_EN_S, 1);
 776        dsaf_set_bit(o_tbl_ctrl, DSAF_TBL_DFX_BC_LKUP_NUM_EN_S, 1);
 777        dsaf_write_dev(dsaf_dev, DSAF_TBL_DFX_CTRL_0_REG, o_tbl_ctrl);
 778}
 779
 780/**
 781 * hns_dsaf_rocee_bp_en - rocee back press enable
 782 * @dsaf_id: dsa fabric id
 783 */
 784static void hns_dsaf_rocee_bp_en(struct dsaf_device *dsaf_dev)
 785{
 786        if (AE_IS_VER1(dsaf_dev->dsaf_ver))
 787                dsaf_set_dev_bit(dsaf_dev, DSAF_XGE_CTRL_SIG_CFG_0_REG,
 788                                 DSAF_FC_XGE_TX_PAUSE_S, 1);
 789}
 790
 791/* set msk for dsaf exception irq*/
 792static void hns_dsaf_int_xge_msk_set(struct dsaf_device *dsaf_dev,
 793                                     u32 chnn_num, u32 mask_set)
 794{
 795        dsaf_write_dev(dsaf_dev,
 796                       DSAF_XGE_INT_MSK_0_REG + 0x4 * chnn_num, mask_set);
 797}
 798
 799static void hns_dsaf_int_ppe_msk_set(struct dsaf_device *dsaf_dev,
 800                                     u32 chnn_num, u32 msk_set)
 801{
 802        dsaf_write_dev(dsaf_dev,
 803                       DSAF_PPE_INT_MSK_0_REG + 0x4 * chnn_num, msk_set);
 804}
 805
 806static void hns_dsaf_int_rocee_msk_set(struct dsaf_device *dsaf_dev,
 807                                       u32 chnn, u32 msk_set)
 808{
 809        dsaf_write_dev(dsaf_dev,
 810                       DSAF_ROCEE_INT_MSK_0_REG + 0x4 * chnn, msk_set);
 811}
 812
 813static void
 814hns_dsaf_int_tbl_msk_set(struct dsaf_device *dsaf_dev, u32 msk_set)
 815{
 816        dsaf_write_dev(dsaf_dev, DSAF_TBL_INT_MSK_0_REG, msk_set);
 817}
 818
 819/* clr dsaf exception irq*/
 820static void hns_dsaf_int_xge_src_clr(struct dsaf_device *dsaf_dev,
 821                                     u32 chnn_num, u32 int_src)
 822{
 823        dsaf_write_dev(dsaf_dev,
 824                       DSAF_XGE_INT_SRC_0_REG + 0x4 * chnn_num, int_src);
 825}
 826
 827static void hns_dsaf_int_ppe_src_clr(struct dsaf_device *dsaf_dev,
 828                                     u32 chnn, u32 int_src)
 829{
 830        dsaf_write_dev(dsaf_dev,
 831                       DSAF_PPE_INT_SRC_0_REG + 0x4 * chnn, int_src);
 832}
 833
 834static void hns_dsaf_int_rocee_src_clr(struct dsaf_device *dsaf_dev,
 835                                       u32 chnn, u32 int_src)
 836{
 837        dsaf_write_dev(dsaf_dev,
 838                       DSAF_ROCEE_INT_SRC_0_REG + 0x4 * chnn, int_src);
 839}
 840
 841static void hns_dsaf_int_tbl_src_clr(struct dsaf_device *dsaf_dev,
 842                                     u32 int_src)
 843{
 844        dsaf_write_dev(dsaf_dev, DSAF_TBL_INT_SRC_0_REG, int_src);
 845}
 846
 847/**
 848 * hns_dsaf_single_line_tbl_cfg - INT
 849 * @dsaf_id: dsa fabric id
 850 * @address:
 851 * @ptbl_line:
 852 */
 853static void hns_dsaf_single_line_tbl_cfg(
 854        struct dsaf_device *dsaf_dev,
 855        u32 address, struct dsaf_tbl_line_cfg *ptbl_line)
 856{
 857        spin_lock_bh(&dsaf_dev->tcam_lock);
 858
 859        /*Write Addr*/
 860        hns_dsaf_tbl_line_addr_cfg(dsaf_dev, address);
 861
 862        /*Write Line*/
 863        hns_dsaf_tbl_line_cfg(dsaf_dev, ptbl_line);
 864
 865        /*Write Plus*/
 866        hns_dsaf_tbl_line_pul(dsaf_dev);
 867
 868        spin_unlock_bh(&dsaf_dev->tcam_lock);
 869}
 870
 871/**
 872 * hns_dsaf_tcam_uc_cfg - INT
 873 * @dsaf_id: dsa fabric id
 874 * @address,
 875 * @ptbl_tcam_data,
 876 */
 877static void hns_dsaf_tcam_uc_cfg(
 878        struct dsaf_device *dsaf_dev, u32 address,
 879        struct dsaf_tbl_tcam_data *ptbl_tcam_data,
 880        struct dsaf_tbl_tcam_ucast_cfg *ptbl_tcam_ucast)
 881{
 882        spin_lock_bh(&dsaf_dev->tcam_lock);
 883
 884        /*Write Addr*/
 885        hns_dsaf_tbl_tcam_addr_cfg(dsaf_dev, address);
 886        /*Write Tcam Data*/
 887        hns_dsaf_tbl_tcam_data_cfg(dsaf_dev, ptbl_tcam_data);
 888        /*Write Tcam Ucast*/
 889        hns_dsaf_tbl_tcam_ucast_cfg(dsaf_dev, ptbl_tcam_ucast);
 890        /*Write Plus*/
 891        hns_dsaf_tbl_tcam_data_ucast_pul(dsaf_dev);
 892
 893        spin_unlock_bh(&dsaf_dev->tcam_lock);
 894}
 895
 896/**
 897 * hns_dsaf_tcam_mc_cfg - INT
 898 * @dsaf_id: dsa fabric id
 899 * @address,
 900 * @ptbl_tcam_data,
 901 * @ptbl_tcam_mcast,
 902 */
 903static void hns_dsaf_tcam_mc_cfg(
 904        struct dsaf_device *dsaf_dev, u32 address,
 905        struct dsaf_tbl_tcam_data *ptbl_tcam_data,
 906        struct dsaf_tbl_tcam_mcast_cfg *ptbl_tcam_mcast)
 907{
 908        spin_lock_bh(&dsaf_dev->tcam_lock);
 909
 910        /*Write Addr*/
 911        hns_dsaf_tbl_tcam_addr_cfg(dsaf_dev, address);
 912        /*Write Tcam Data*/
 913        hns_dsaf_tbl_tcam_data_cfg(dsaf_dev, ptbl_tcam_data);
 914        /*Write Tcam Mcast*/
 915        hns_dsaf_tbl_tcam_mcast_cfg(dsaf_dev, ptbl_tcam_mcast);
 916        /*Write Plus*/
 917        hns_dsaf_tbl_tcam_data_mcast_pul(dsaf_dev);
 918
 919        spin_unlock_bh(&dsaf_dev->tcam_lock);
 920}
 921
 922/**
 923 * hns_dsaf_tcam_mc_invld - INT
 924 * @dsaf_id: dsa fabric id
 925 * @address
 926 */
 927static void hns_dsaf_tcam_mc_invld(struct dsaf_device *dsaf_dev, u32 address)
 928{
 929        spin_lock_bh(&dsaf_dev->tcam_lock);
 930
 931        /*Write Addr*/
 932        hns_dsaf_tbl_tcam_addr_cfg(dsaf_dev, address);
 933
 934        /*write tcam mcast*/
 935        dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_0_0_REG, 0);
 936        dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_1_0_REG, 0);
 937        dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_2_0_REG, 0);
 938        dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_3_0_REG, 0);
 939        dsaf_write_dev(dsaf_dev, DSAF_TBL_TCAM_MCAST_CFG_4_0_REG, 0);
 940
 941        /*Write Plus*/
 942        hns_dsaf_tbl_tcam_mcast_pul(dsaf_dev);
 943
 944        spin_unlock_bh(&dsaf_dev->tcam_lock);
 945}
 946
 947/**
 948 * hns_dsaf_tcam_uc_get - INT
 949 * @dsaf_id: dsa fabric id
 950 * @address
 951 * @ptbl_tcam_data
 952 * @ptbl_tcam_ucast
 953 */
 954static void hns_dsaf_tcam_uc_get(
 955        struct dsaf_device *dsaf_dev, u32 address,
 956        struct dsaf_tbl_tcam_data *ptbl_tcam_data,
 957        struct dsaf_tbl_tcam_ucast_cfg *ptbl_tcam_ucast)
 958{
 959        u32 tcam_read_data0;
 960        u32 tcam_read_data4;
 961
 962        spin_lock_bh(&dsaf_dev->tcam_lock);
 963
 964        /*Write Addr*/
 965        hns_dsaf_tbl_tcam_addr_cfg(dsaf_dev, address);
 966
 967        /*read tcam item puls*/
 968        hns_dsaf_tbl_tcam_load_pul(dsaf_dev);
 969
 970        /*read tcam data*/
 971        ptbl_tcam_data->tbl_tcam_data_high
 972                = dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RDATA_HIGH_0_REG);
 973        ptbl_tcam_data->tbl_tcam_data_low
 974                = dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RDATA_LOW_0_REG);
 975
 976        /*read tcam mcast*/
 977        tcam_read_data0 = dsaf_read_dev(dsaf_dev,
 978                                        DSAF_TBL_TCAM_RAM_RDATA0_0_REG);
 979        tcam_read_data4 = dsaf_read_dev(dsaf_dev,
 980                                        DSAF_TBL_TCAM_RAM_RDATA4_0_REG);
 981
 982        ptbl_tcam_ucast->tbl_ucast_item_vld
 983                = dsaf_get_bit(tcam_read_data4,
 984                               DSAF_TBL_MCAST_CFG4_ITEM_VLD_S);
 985        ptbl_tcam_ucast->tbl_ucast_old_en
 986                = dsaf_get_bit(tcam_read_data4, DSAF_TBL_MCAST_CFG4_OLD_EN_S);
 987        ptbl_tcam_ucast->tbl_ucast_mac_discard
 988                = dsaf_get_bit(tcam_read_data0,
 989                               DSAF_TBL_UCAST_CFG1_MAC_DISCARD_S);
 990        ptbl_tcam_ucast->tbl_ucast_out_port
 991                = dsaf_get_field(tcam_read_data0,
 992                                 DSAF_TBL_UCAST_CFG1_OUT_PORT_M,
 993                                 DSAF_TBL_UCAST_CFG1_OUT_PORT_S);
 994        ptbl_tcam_ucast->tbl_ucast_dvc
 995                = dsaf_get_bit(tcam_read_data0, DSAF_TBL_UCAST_CFG1_DVC_S);
 996
 997        spin_unlock_bh(&dsaf_dev->tcam_lock);
 998}
 999
1000/**
1001 * hns_dsaf_tcam_mc_get - INT
1002 * @dsaf_id: dsa fabric id
1003 * @address
1004 * @ptbl_tcam_data
1005 * @ptbl_tcam_ucast
1006 */
1007static void hns_dsaf_tcam_mc_get(
1008        struct dsaf_device *dsaf_dev, u32 address,
1009        struct dsaf_tbl_tcam_data *ptbl_tcam_data,
1010        struct dsaf_tbl_tcam_mcast_cfg *ptbl_tcam_mcast)
1011{
1012        u32 data_tmp;
1013
1014        spin_lock_bh(&dsaf_dev->tcam_lock);
1015
1016        /*Write Addr*/
1017        hns_dsaf_tbl_tcam_addr_cfg(dsaf_dev, address);
1018
1019        /*read tcam item puls*/
1020        hns_dsaf_tbl_tcam_load_pul(dsaf_dev);
1021
1022        /*read tcam data*/
1023        ptbl_tcam_data->tbl_tcam_data_high =
1024                dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RDATA_HIGH_0_REG);
1025        ptbl_tcam_data->tbl_tcam_data_low =
1026                dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RDATA_LOW_0_REG);
1027
1028        /*read tcam mcast*/
1029        ptbl_tcam_mcast->tbl_mcast_port_msk[0] =
1030                dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RAM_RDATA0_0_REG);
1031        ptbl_tcam_mcast->tbl_mcast_port_msk[1] =
1032                dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RAM_RDATA1_0_REG);
1033        ptbl_tcam_mcast->tbl_mcast_port_msk[2] =
1034                dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RAM_RDATA2_0_REG);
1035        ptbl_tcam_mcast->tbl_mcast_port_msk[3] =
1036                dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RAM_RDATA3_0_REG);
1037
1038        data_tmp = dsaf_read_dev(dsaf_dev, DSAF_TBL_TCAM_RAM_RDATA4_0_REG);
1039        ptbl_tcam_mcast->tbl_mcast_item_vld =
1040                dsaf_get_bit(data_tmp, DSAF_TBL_MCAST_CFG4_ITEM_VLD_S);
1041        ptbl_tcam_mcast->tbl_mcast_old_en =
1042                dsaf_get_bit(data_tmp, DSAF_TBL_MCAST_CFG4_OLD_EN_S);
1043        ptbl_tcam_mcast->tbl_mcast_port_msk[4] =
1044                dsaf_get_field(data_tmp, DSAF_TBL_MCAST_CFG4_VM128_112_M,
1045                               DSAF_TBL_MCAST_CFG4_VM128_112_S);
1046
1047        spin_unlock_bh(&dsaf_dev->tcam_lock);
1048}
1049
1050/**
1051 * hns_dsaf_tbl_line_init - INT
1052 * @dsaf_id: dsa fabric id
1053 */
1054static void hns_dsaf_tbl_line_init(struct dsaf_device *dsaf_dev)
1055{
1056        u32 i;
1057        /* defaultly set all lineal mac table entry resulting discard */
1058        struct dsaf_tbl_line_cfg tbl_line[] = {{1, 0, 0} };
1059
1060        for (i = 0; i < DSAF_LINE_SUM; i++)
1061                hns_dsaf_single_line_tbl_cfg(dsaf_dev, i, tbl_line);
1062}
1063
1064/**
1065 * hns_dsaf_tbl_tcam_init - INT
1066 * @dsaf_id: dsa fabric id
1067 */
1068static void hns_dsaf_tbl_tcam_init(struct dsaf_device *dsaf_dev)
1069{
1070        u32 i;
1071        struct dsaf_tbl_tcam_data tcam_data[] = {{0, 0} };
1072        struct dsaf_tbl_tcam_ucast_cfg tcam_ucast[] = {{0, 0, 0, 0, 0} };
1073
1074        /*tcam tbl*/
1075        for (i = 0; i < DSAF_TCAM_SUM; i++)
1076                hns_dsaf_tcam_uc_cfg(dsaf_dev, i, tcam_data, tcam_ucast);
1077}
1078
1079/**
1080 * hns_dsaf_pfc_en_cfg - dsaf pfc pause cfg
1081 * @mac_cb: mac contrl block
1082 */
1083static void hns_dsaf_pfc_en_cfg(struct dsaf_device *dsaf_dev,
1084                                int mac_id, int tc_en)
1085{
1086        dsaf_write_dev(dsaf_dev, DSAF_PFC_EN_0_REG + mac_id * 4, tc_en);
1087}
1088
1089static void hns_dsaf_set_pfc_pause(struct dsaf_device *dsaf_dev,
1090                                   int mac_id, int tx_en, int rx_en)
1091{
1092        if (AE_IS_VER1(dsaf_dev->dsaf_ver)) {
1093                if (!tx_en || !rx_en)
1094                        dev_err(dsaf_dev->dev, "dsaf v1 can not close pfc!\n");
1095
1096                return;
1097        }
1098
1099        dsaf_set_dev_bit(dsaf_dev, DSAF_PAUSE_CFG_REG + mac_id * 4,
1100                         DSAF_PFC_PAUSE_RX_EN_B, !!rx_en);
1101        dsaf_set_dev_bit(dsaf_dev, DSAF_PAUSE_CFG_REG + mac_id * 4,
1102                         DSAF_PFC_PAUSE_TX_EN_B, !!tx_en);
1103}
1104
1105int hns_dsaf_set_rx_mac_pause_en(struct dsaf_device *dsaf_dev, int mac_id,
1106                                 u32 en)
1107{
1108        if (AE_IS_VER1(dsaf_dev->dsaf_ver)) {
1109                if (!en) {
1110                        dev_err(dsaf_dev->dev, "dsafv1 can't close rx_pause!\n");
1111                        return -EINVAL;
1112                }
1113        }
1114
1115        dsaf_set_dev_bit(dsaf_dev, DSAF_PAUSE_CFG_REG + mac_id * 4,
1116                         DSAF_MAC_PAUSE_RX_EN_B, !!en);
1117
1118        return 0;
1119}
1120
1121void hns_dsaf_get_rx_mac_pause_en(struct dsaf_device *dsaf_dev, int mac_id,
1122                                  u32 *en)
1123{
1124        if (AE_IS_VER1(dsaf_dev->dsaf_ver))
1125                *en = 1;
1126        else
1127                *en = dsaf_get_dev_bit(dsaf_dev,
1128                                       DSAF_PAUSE_CFG_REG + mac_id * 4,
1129                                       DSAF_MAC_PAUSE_RX_EN_B);
1130}
1131
1132/**
1133 * hns_dsaf_tbl_tcam_init - INT
1134 * @dsaf_id: dsa fabric id
1135 * @dsaf_mode
1136 */
1137static void hns_dsaf_comm_init(struct dsaf_device *dsaf_dev)
1138{
1139        u32 i;
1140        u32 o_dsaf_cfg;
1141        bool is_ver1 = AE_IS_VER1(dsaf_dev->dsaf_ver);
1142
1143        o_dsaf_cfg = dsaf_read_dev(dsaf_dev, DSAF_CFG_0_REG);
1144        dsaf_set_bit(o_dsaf_cfg, DSAF_CFG_EN_S, dsaf_dev->dsaf_en);
1145        dsaf_set_bit(o_dsaf_cfg, DSAF_CFG_TC_MODE_S, dsaf_dev->dsaf_tc_mode);
1146        dsaf_set_bit(o_dsaf_cfg, DSAF_CFG_CRC_EN_S, 0);
1147        dsaf_set_bit(o_dsaf_cfg, DSAF_CFG_MIX_MODE_S, 0);
1148        dsaf_set_bit(o_dsaf_cfg, DSAF_CFG_LOCA_ADDR_EN_S, 0);
1149        dsaf_write_dev(dsaf_dev, DSAF_CFG_0_REG, o_dsaf_cfg);
1150
1151        hns_dsaf_reg_cnt_clr_ce(dsaf_dev, 1);
1152        hns_dsaf_stp_port_type_cfg(dsaf_dev, DSAF_STP_PORT_TYPE_FORWARD);
1153
1154        /* set 22 queue per tx ppe engine, only used in switch mode */
1155        hns_dsaf_ppe_qid_cfg(dsaf_dev, DSAF_DEFAUTL_QUEUE_NUM_PER_PPE);
1156
1157        /* set promisc def queue id */
1158        hns_dsaf_mix_def_qid_cfg(dsaf_dev);
1159
1160        /* set inner loopback queue id */
1161        hns_dsaf_inner_qid_cfg(dsaf_dev);
1162
1163        /* in non switch mode, set all port to access mode */
1164        hns_dsaf_sw_port_type_cfg(dsaf_dev, DSAF_SW_PORT_TYPE_NON_VLAN);
1165
1166        /*set dsaf pfc  to 0 for parseing rx pause*/
1167        for (i = 0; i < DSAF_COMM_CHN; i++) {
1168                hns_dsaf_pfc_en_cfg(dsaf_dev, i, 0);
1169                hns_dsaf_set_pfc_pause(dsaf_dev, i, is_ver1, is_ver1);
1170        }
1171
1172        /*msk and  clr exception irqs */
1173        for (i = 0; i < DSAF_COMM_CHN; i++) {
1174                hns_dsaf_int_xge_src_clr(dsaf_dev, i, 0xfffffffful);
1175                hns_dsaf_int_ppe_src_clr(dsaf_dev, i, 0xfffffffful);
1176                hns_dsaf_int_rocee_src_clr(dsaf_dev, i, 0xfffffffful);
1177
1178                hns_dsaf_int_xge_msk_set(dsaf_dev, i, 0xfffffffful);
1179                hns_dsaf_int_ppe_msk_set(dsaf_dev, i, 0xfffffffful);
1180                hns_dsaf_int_rocee_msk_set(dsaf_dev, i, 0xfffffffful);
1181        }
1182        hns_dsaf_int_tbl_src_clr(dsaf_dev, 0xfffffffful);
1183        hns_dsaf_int_tbl_msk_set(dsaf_dev, 0xfffffffful);
1184}
1185
1186/**
1187 * hns_dsaf_inode_init - INT
1188 * @dsaf_id: dsa fabric id
1189 */
1190static void hns_dsaf_inode_init(struct dsaf_device *dsaf_dev)
1191{
1192        u32 reg;
1193        u32 tc_cfg;
1194        u32 i;
1195
1196        if (dsaf_dev->dsaf_tc_mode == HRD_DSAF_4TC_MODE)
1197                tc_cfg = HNS_DSAF_I4TC_CFG;
1198        else
1199                tc_cfg = HNS_DSAF_I8TC_CFG;
1200
1201        if (AE_IS_VER1(dsaf_dev->dsaf_ver)) {
1202                for (i = 0; i < DSAF_INODE_NUM; i++) {
1203                        reg = DSAF_INODE_IN_PORT_NUM_0_REG + 0x80 * i;
1204                        dsaf_set_dev_field(dsaf_dev, reg,
1205                                           DSAF_INODE_IN_PORT_NUM_M,
1206                                           DSAF_INODE_IN_PORT_NUM_S,
1207                                           i % DSAF_XGE_NUM);
1208                }
1209        } else {
1210                for (i = 0; i < DSAF_PORT_TYPE_NUM; i++) {
1211                        reg = DSAF_INODE_IN_PORT_NUM_0_REG + 0x80 * i;
1212                        dsaf_set_dev_field(dsaf_dev, reg,
1213                                           DSAF_INODE_IN_PORT_NUM_M,
1214                                           DSAF_INODE_IN_PORT_NUM_S, 0);
1215                        dsaf_set_dev_field(dsaf_dev, reg,
1216                                           DSAFV2_INODE_IN_PORT1_NUM_M,
1217                                           DSAFV2_INODE_IN_PORT1_NUM_S, 1);
1218                        dsaf_set_dev_field(dsaf_dev, reg,
1219                                           DSAFV2_INODE_IN_PORT2_NUM_M,
1220                                           DSAFV2_INODE_IN_PORT2_NUM_S, 2);
1221                        dsaf_set_dev_field(dsaf_dev, reg,
1222                                           DSAFV2_INODE_IN_PORT3_NUM_M,
1223                                           DSAFV2_INODE_IN_PORT3_NUM_S, 3);
1224                        dsaf_set_dev_field(dsaf_dev, reg,
1225                                           DSAFV2_INODE_IN_PORT4_NUM_M,
1226                                           DSAFV2_INODE_IN_PORT4_NUM_S, 4);
1227                        dsaf_set_dev_field(dsaf_dev, reg,
1228                                           DSAFV2_INODE_IN_PORT5_NUM_M,
1229                                           DSAFV2_INODE_IN_PORT5_NUM_S, 5);
1230                }
1231        }
1232        for (i = 0; i < DSAF_INODE_NUM; i++) {
1233                reg = DSAF_INODE_PRI_TC_CFG_0_REG + 0x80 * i;
1234                dsaf_write_dev(dsaf_dev, reg, tc_cfg);
1235        }
1236}
1237
1238/**
1239 * hns_dsaf_sbm_init - INT
1240 * @dsaf_id: dsa fabric id
1241 */
1242static int hns_dsaf_sbm_init(struct dsaf_device *dsaf_dev)
1243{
1244        u32 flag;
1245        u32 finish_msk;
1246        u32 cnt = 0;
1247        int ret;
1248
1249        if (AE_IS_VER1(dsaf_dev->dsaf_ver)) {
1250                hns_dsaf_sbm_bp_wl_cfg(dsaf_dev);
1251                finish_msk = DSAF_SRAM_INIT_OVER_M;
1252        } else {
1253                hns_dsafv2_sbm_bp_wl_cfg(dsaf_dev);
1254                finish_msk = DSAFV2_SRAM_INIT_OVER_M;
1255        }
1256
1257        /* enable sbm chanel, disable sbm chanel shcut function*/
1258        hns_dsaf_sbm_cfg(dsaf_dev);
1259
1260        /* enable sbm mib */
1261        ret = hns_dsaf_sbm_cfg_mib_en(dsaf_dev);
1262        if (ret) {
1263                dev_err(dsaf_dev->dev,
1264                        "hns_dsaf_sbm_cfg_mib_en fail,%s, ret=%d\n",
1265                        dsaf_dev->ae_dev.name, ret);
1266                return ret;
1267        }
1268
1269        /* enable sbm initial link sram */
1270        hns_dsaf_sbm_link_sram_init_en(dsaf_dev);
1271
1272        do {
1273                usleep_range(200, 210);/*udelay(200);*/
1274                flag = dsaf_get_dev_field(dsaf_dev, DSAF_SRAM_INIT_OVER_0_REG,
1275                                          finish_msk, DSAF_SRAM_INIT_OVER_S);
1276                cnt++;
1277        } while (flag != (finish_msk >> DSAF_SRAM_INIT_OVER_S) &&
1278                 cnt < DSAF_CFG_READ_CNT);
1279
1280        if (flag != (finish_msk >> DSAF_SRAM_INIT_OVER_S)) {
1281                dev_err(dsaf_dev->dev,
1282                        "hns_dsaf_sbm_init fail %s, flag=%d, cnt=%d\n",
1283                        dsaf_dev->ae_dev.name, flag, cnt);
1284                return -ENODEV;
1285        }
1286
1287        hns_dsaf_rocee_bp_en(dsaf_dev);
1288
1289        return 0;
1290}
1291
1292/**
1293 * hns_dsaf_tbl_init - INT
1294 * @dsaf_id: dsa fabric id
1295 */
1296static void hns_dsaf_tbl_init(struct dsaf_device *dsaf_dev)
1297{
1298        hns_dsaf_tbl_stat_en(dsaf_dev);
1299
1300        hns_dsaf_tbl_tcam_init(dsaf_dev);
1301        hns_dsaf_tbl_line_init(dsaf_dev);
1302}
1303
1304/**
1305 * hns_dsaf_voq_init - INT
1306 * @dsaf_id: dsa fabric id
1307 */
1308static void hns_dsaf_voq_init(struct dsaf_device *dsaf_dev)
1309{
1310        hns_dsaf_voq_bp_all_thrd_cfg(dsaf_dev);
1311}
1312
1313/**
1314 * hns_dsaf_init_hw - init dsa fabric hardware
1315 * @dsaf_dev: dsa fabric device struct pointer
1316 */
1317static int hns_dsaf_init_hw(struct dsaf_device *dsaf_dev)
1318{
1319        int ret;
1320
1321        dev_dbg(dsaf_dev->dev,
1322                "hns_dsaf_init_hw begin %s !\n", dsaf_dev->ae_dev.name);
1323
1324        dsaf_dev->misc_op->dsaf_reset(dsaf_dev, 0);
1325        mdelay(10);
1326        dsaf_dev->misc_op->dsaf_reset(dsaf_dev, 1);
1327
1328        hns_dsaf_comm_init(dsaf_dev);
1329
1330        /*init XBAR_INODE*/
1331        hns_dsaf_inode_init(dsaf_dev);
1332
1333        /*init SBM*/
1334        ret = hns_dsaf_sbm_init(dsaf_dev);
1335        if (ret)
1336                return ret;
1337
1338        /*init TBL*/
1339        hns_dsaf_tbl_init(dsaf_dev);
1340
1341        /*init VOQ*/
1342        hns_dsaf_voq_init(dsaf_dev);
1343
1344        return 0;
1345}
1346
1347/**
1348 * hns_dsaf_remove_hw - uninit dsa fabric hardware
1349 * @dsaf_dev: dsa fabric device struct pointer
1350 */
1351static void hns_dsaf_remove_hw(struct dsaf_device *dsaf_dev)
1352{
1353        /*reset*/
1354        dsaf_dev->misc_op->dsaf_reset(dsaf_dev, 0);
1355}
1356
1357/**
1358 * hns_dsaf_init - init dsa fabric
1359 * @dsaf_dev: dsa fabric device struct pointer
1360 * retuen 0 - success , negative --fail
1361 */
1362static int hns_dsaf_init(struct dsaf_device *dsaf_dev)
1363{
1364        struct dsaf_drv_priv *priv =
1365            (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1366        u32 i;
1367        int ret;
1368
1369        if (HNS_DSAF_IS_DEBUG(dsaf_dev))
1370                return 0;
1371
1372        spin_lock_init(&dsaf_dev->tcam_lock);
1373        ret = hns_dsaf_init_hw(dsaf_dev);
1374        if (ret)
1375                return ret;
1376
1377        /* malloc mem for tcam mac key(vlan+mac) */
1378        priv->soft_mac_tbl = vzalloc(sizeof(*priv->soft_mac_tbl)
1379                  * DSAF_TCAM_SUM);
1380        if (!priv->soft_mac_tbl) {
1381                ret = -ENOMEM;
1382                goto remove_hw;
1383        }
1384
1385        /*all entry invall */
1386        for (i = 0; i < DSAF_TCAM_SUM; i++)
1387                (priv->soft_mac_tbl + i)->index = DSAF_INVALID_ENTRY_IDX;
1388
1389        return 0;
1390
1391remove_hw:
1392        hns_dsaf_remove_hw(dsaf_dev);
1393        return ret;
1394}
1395
1396/**
1397 * hns_dsaf_free - free dsa fabric
1398 * @dsaf_dev: dsa fabric device struct pointer
1399 */
1400static void hns_dsaf_free(struct dsaf_device *dsaf_dev)
1401{
1402        struct dsaf_drv_priv *priv =
1403            (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1404
1405        hns_dsaf_remove_hw(dsaf_dev);
1406
1407        /* free all mac mem */
1408        vfree(priv->soft_mac_tbl);
1409        priv->soft_mac_tbl = NULL;
1410}
1411
1412/**
1413 * hns_dsaf_find_soft_mac_entry - find dsa fabric soft entry
1414 * @dsaf_dev: dsa fabric device struct pointer
1415 * @mac_key: mac entry struct pointer
1416 */
1417static u16 hns_dsaf_find_soft_mac_entry(
1418        struct dsaf_device *dsaf_dev,
1419        struct dsaf_drv_tbl_tcam_key *mac_key)
1420{
1421        struct dsaf_drv_priv *priv =
1422            (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1423        struct dsaf_drv_soft_mac_tbl *soft_mac_entry;
1424        u32 i;
1425
1426        soft_mac_entry = priv->soft_mac_tbl;
1427        for (i = 0; i < DSAF_TCAM_SUM; i++) {
1428                /* invall tab entry */
1429                if ((soft_mac_entry->index != DSAF_INVALID_ENTRY_IDX) &&
1430                    (soft_mac_entry->tcam_key.high.val == mac_key->high.val) &&
1431                    (soft_mac_entry->tcam_key.low.val == mac_key->low.val))
1432                        /* return find result --soft index */
1433                        return soft_mac_entry->index;
1434
1435                soft_mac_entry++;
1436        }
1437        return DSAF_INVALID_ENTRY_IDX;
1438}
1439
1440/**
1441 * hns_dsaf_find_empty_mac_entry - search dsa fabric soft empty-entry
1442 * @dsaf_dev: dsa fabric device struct pointer
1443 */
1444static u16 hns_dsaf_find_empty_mac_entry(struct dsaf_device *dsaf_dev)
1445{
1446        struct dsaf_drv_priv *priv =
1447            (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1448        struct dsaf_drv_soft_mac_tbl *soft_mac_entry;
1449        u32 i;
1450
1451        soft_mac_entry = priv->soft_mac_tbl;
1452        for (i = 0; i < DSAF_TCAM_SUM; i++) {
1453                /* inv all entry */
1454                if (soft_mac_entry->index == DSAF_INVALID_ENTRY_IDX)
1455                        /* return find result --soft index */
1456                        return i;
1457
1458                soft_mac_entry++;
1459        }
1460        return DSAF_INVALID_ENTRY_IDX;
1461}
1462
1463/**
1464 * hns_dsaf_set_mac_key - set mac key
1465 * @dsaf_dev: dsa fabric device struct pointer
1466 * @mac_key: tcam key pointer
1467 * @vlan_id: vlan id
1468 * @in_port_num: input port num
1469 * @addr: mac addr
1470 */
1471static void hns_dsaf_set_mac_key(
1472        struct dsaf_device *dsaf_dev,
1473        struct dsaf_drv_tbl_tcam_key *mac_key, u16 vlan_id, u8 in_port_num,
1474        u8 *addr)
1475{
1476        u8 port;
1477
1478        if (dsaf_dev->dsaf_mode <= DSAF_MODE_ENABLE)
1479                /*DSAF mode : in port id fixed 0*/
1480                port = 0;
1481        else
1482                /*non-dsaf mode*/
1483                port = in_port_num;
1484
1485        mac_key->high.bits.mac_0 = addr[0];
1486        mac_key->high.bits.mac_1 = addr[1];
1487        mac_key->high.bits.mac_2 = addr[2];
1488        mac_key->high.bits.mac_3 = addr[3];
1489        mac_key->low.bits.mac_4 = addr[4];
1490        mac_key->low.bits.mac_5 = addr[5];
1491        mac_key->low.bits.vlan = vlan_id;
1492        mac_key->low.bits.port = port;
1493}
1494
1495/**
1496 * hns_dsaf_set_mac_uc_entry - set mac uc-entry
1497 * @dsaf_dev: dsa fabric device struct pointer
1498 * @mac_entry: uc-mac entry
1499 */
1500int hns_dsaf_set_mac_uc_entry(
1501        struct dsaf_device *dsaf_dev,
1502        struct dsaf_drv_mac_single_dest_entry *mac_entry)
1503{
1504        u16 entry_index = DSAF_INVALID_ENTRY_IDX;
1505        struct dsaf_drv_tbl_tcam_key mac_key;
1506        struct dsaf_tbl_tcam_ucast_cfg mac_data;
1507        struct dsaf_drv_priv *priv =
1508            (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1509        struct dsaf_drv_soft_mac_tbl *soft_mac_entry = priv->soft_mac_tbl;
1510
1511        /* mac addr check */
1512        if (MAC_IS_ALL_ZEROS(mac_entry->addr) ||
1513            MAC_IS_BROADCAST(mac_entry->addr) ||
1514            MAC_IS_MULTICAST(mac_entry->addr)) {
1515                dev_err(dsaf_dev->dev, "set_uc %s Mac %pM err!\n",
1516                        dsaf_dev->ae_dev.name, mac_entry->addr);
1517                return -EINVAL;
1518        }
1519
1520        /* config key */
1521        hns_dsaf_set_mac_key(dsaf_dev, &mac_key, mac_entry->in_vlan_id,
1522                             mac_entry->in_port_num, mac_entry->addr);
1523
1524        /* entry ie exist? */
1525        entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
1526        if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1527                /*if has not inv entry,find a empty entry */
1528                entry_index = hns_dsaf_find_empty_mac_entry(dsaf_dev);
1529                if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1530                        /* has not empty,return error */
1531                        dev_err(dsaf_dev->dev,
1532                                "set_uc_entry failed, %s Mac key(%#x:%#x)\n",
1533                                dsaf_dev->ae_dev.name,
1534                                mac_key.high.val, mac_key.low.val);
1535                        return -EINVAL;
1536                }
1537        }
1538
1539        dev_dbg(dsaf_dev->dev,
1540                "set_uc_entry, %s Mac key(%#x:%#x) entry_index%d\n",
1541                dsaf_dev->ae_dev.name, mac_key.high.val,
1542                mac_key.low.val, entry_index);
1543
1544        /* config hardware entry */
1545        mac_data.tbl_ucast_item_vld = 1;
1546        mac_data.tbl_ucast_mac_discard = 0;
1547        mac_data.tbl_ucast_old_en = 0;
1548        /* default config dvc to 0 */
1549        mac_data.tbl_ucast_dvc = 0;
1550        mac_data.tbl_ucast_out_port = mac_entry->port_num;
1551        hns_dsaf_tcam_uc_cfg(
1552                dsaf_dev, entry_index,
1553                (struct dsaf_tbl_tcam_data *)(&mac_key), &mac_data);
1554
1555        /* config software entry */
1556        soft_mac_entry += entry_index;
1557        soft_mac_entry->index = entry_index;
1558        soft_mac_entry->tcam_key.high.val = mac_key.high.val;
1559        soft_mac_entry->tcam_key.low.val = mac_key.low.val;
1560
1561        return 0;
1562}
1563
1564/**
1565 * hns_dsaf_set_mac_mc_entry - set mac mc-entry
1566 * @dsaf_dev: dsa fabric device struct pointer
1567 * @mac_entry: mc-mac entry
1568 */
1569int hns_dsaf_set_mac_mc_entry(
1570        struct dsaf_device *dsaf_dev,
1571        struct dsaf_drv_mac_multi_dest_entry *mac_entry)
1572{
1573        u16 entry_index = DSAF_INVALID_ENTRY_IDX;
1574        struct dsaf_drv_tbl_tcam_key mac_key;
1575        struct dsaf_tbl_tcam_mcast_cfg mac_data;
1576        struct dsaf_drv_priv *priv =
1577            (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1578        struct dsaf_drv_soft_mac_tbl *soft_mac_entry = priv->soft_mac_tbl;
1579        struct dsaf_drv_tbl_tcam_key tmp_mac_key;
1580
1581        /* mac addr check */
1582        if (MAC_IS_ALL_ZEROS(mac_entry->addr)) {
1583                dev_err(dsaf_dev->dev, "set uc %s Mac %pM err!\n",
1584                        dsaf_dev->ae_dev.name, mac_entry->addr);
1585                return -EINVAL;
1586        }
1587
1588        /*config key */
1589        hns_dsaf_set_mac_key(dsaf_dev, &mac_key,
1590                             mac_entry->in_vlan_id,
1591                             mac_entry->in_port_num, mac_entry->addr);
1592
1593        /* entry ie exist? */
1594        entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
1595        if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1596                /*if hasnot, find enpty entry*/
1597                entry_index = hns_dsaf_find_empty_mac_entry(dsaf_dev);
1598                if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1599                        /*if hasnot empty, error*/
1600                        dev_err(dsaf_dev->dev,
1601                                "set_uc_entry failed, %s Mac key(%#x:%#x)\n",
1602                                dsaf_dev->ae_dev.name,
1603                                mac_key.high.val, mac_key.low.val);
1604                        return -EINVAL;
1605                }
1606
1607                /* config hardware entry */
1608                memset(mac_data.tbl_mcast_port_msk,
1609                       0, sizeof(mac_data.tbl_mcast_port_msk));
1610        } else {
1611                /* config hardware entry */
1612                hns_dsaf_tcam_mc_get(
1613                        dsaf_dev, entry_index,
1614                        (struct dsaf_tbl_tcam_data *)(&tmp_mac_key), &mac_data);
1615        }
1616        mac_data.tbl_mcast_old_en = 0;
1617        mac_data.tbl_mcast_item_vld = 1;
1618        dsaf_set_field(mac_data.tbl_mcast_port_msk[0],
1619                       0x3F, 0, mac_entry->port_mask[0]);
1620
1621        dev_dbg(dsaf_dev->dev,
1622                "set_uc_entry, %s key(%#x:%#x) entry_index%d\n",
1623                dsaf_dev->ae_dev.name, mac_key.high.val,
1624                mac_key.low.val, entry_index);
1625
1626        hns_dsaf_tcam_mc_cfg(
1627                dsaf_dev, entry_index,
1628                (struct dsaf_tbl_tcam_data *)(&mac_key), &mac_data);
1629
1630        /* config software entry */
1631        soft_mac_entry += entry_index;
1632        soft_mac_entry->index = entry_index;
1633        soft_mac_entry->tcam_key.high.val = mac_key.high.val;
1634        soft_mac_entry->tcam_key.low.val = mac_key.low.val;
1635
1636        return 0;
1637}
1638
1639/**
1640 * hns_dsaf_add_mac_mc_port - add mac mc-port
1641 * @dsaf_dev: dsa fabric device struct pointer
1642 * @mac_entry: mc-mac entry
1643 */
1644int hns_dsaf_add_mac_mc_port(struct dsaf_device *dsaf_dev,
1645                             struct dsaf_drv_mac_single_dest_entry *mac_entry)
1646{
1647        u16 entry_index = DSAF_INVALID_ENTRY_IDX;
1648        struct dsaf_drv_tbl_tcam_key mac_key;
1649        struct dsaf_tbl_tcam_mcast_cfg mac_data;
1650        struct dsaf_drv_priv *priv =
1651            (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1652        struct dsaf_drv_soft_mac_tbl *soft_mac_entry = priv->soft_mac_tbl;
1653        struct dsaf_drv_tbl_tcam_key tmp_mac_key;
1654        int mskid;
1655
1656        /*chechk mac addr */
1657        if (MAC_IS_ALL_ZEROS(mac_entry->addr)) {
1658                dev_err(dsaf_dev->dev, "set_entry failed,addr %pM!\n",
1659                        mac_entry->addr);
1660                return -EINVAL;
1661        }
1662
1663        /*config key */
1664        hns_dsaf_set_mac_key(
1665                dsaf_dev, &mac_key, mac_entry->in_vlan_id,
1666                mac_entry->in_port_num, mac_entry->addr);
1667
1668        memset(&mac_data, 0, sizeof(struct dsaf_tbl_tcam_mcast_cfg));
1669
1670        /*check exist? */
1671        entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
1672        if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1673                /*if hasnot , find a empty*/
1674                entry_index = hns_dsaf_find_empty_mac_entry(dsaf_dev);
1675                if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1676                        /*if hasnot empty, error*/
1677                        dev_err(dsaf_dev->dev,
1678                                "set_uc_entry failed, %s Mac key(%#x:%#x)\n",
1679                                dsaf_dev->ae_dev.name, mac_key.high.val,
1680                                mac_key.low.val);
1681                        return -EINVAL;
1682                }
1683        } else {
1684                /*if exist, add in */
1685                hns_dsaf_tcam_mc_get(
1686                        dsaf_dev, entry_index,
1687                        (struct dsaf_tbl_tcam_data *)(&tmp_mac_key), &mac_data);
1688        }
1689        /* config hardware entry */
1690        if (mac_entry->port_num < DSAF_SERVICE_NW_NUM) {
1691                mskid = mac_entry->port_num;
1692        } else if (mac_entry->port_num >= DSAF_BASE_INNER_PORT_NUM) {
1693                mskid = mac_entry->port_num -
1694                        DSAF_BASE_INNER_PORT_NUM + DSAF_SERVICE_NW_NUM;
1695        } else {
1696                dev_err(dsaf_dev->dev,
1697                        "%s,pnum(%d)error,key(%#x:%#x)\n",
1698                        dsaf_dev->ae_dev.name, mac_entry->port_num,
1699                        mac_key.high.val, mac_key.low.val);
1700                return -EINVAL;
1701        }
1702        dsaf_set_bit(mac_data.tbl_mcast_port_msk[mskid / 32], mskid % 32, 1);
1703        mac_data.tbl_mcast_old_en = 0;
1704        mac_data.tbl_mcast_item_vld = 1;
1705
1706        dev_dbg(dsaf_dev->dev,
1707                "set_uc_entry, %s Mac key(%#x:%#x) entry_index%d\n",
1708                dsaf_dev->ae_dev.name, mac_key.high.val,
1709                mac_key.low.val, entry_index);
1710
1711        hns_dsaf_tcam_mc_cfg(
1712                dsaf_dev, entry_index,
1713                (struct dsaf_tbl_tcam_data *)(&mac_key), &mac_data);
1714
1715        /*config software entry */
1716        soft_mac_entry += entry_index;
1717        soft_mac_entry->index = entry_index;
1718        soft_mac_entry->tcam_key.high.val = mac_key.high.val;
1719        soft_mac_entry->tcam_key.low.val = mac_key.low.val;
1720
1721        return 0;
1722}
1723
1724/**
1725 * hns_dsaf_del_mac_entry - del mac mc-port
1726 * @dsaf_dev: dsa fabric device struct pointer
1727 * @vlan_id: vlian id
1728 * @in_port_num: input port num
1729 * @addr : mac addr
1730 */
1731int hns_dsaf_del_mac_entry(struct dsaf_device *dsaf_dev, u16 vlan_id,
1732                           u8 in_port_num, u8 *addr)
1733{
1734        u16 entry_index = DSAF_INVALID_ENTRY_IDX;
1735        struct dsaf_drv_tbl_tcam_key mac_key;
1736        struct dsaf_drv_priv *priv =
1737            (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1738        struct dsaf_drv_soft_mac_tbl *soft_mac_entry = priv->soft_mac_tbl;
1739
1740        /*check mac addr */
1741        if (MAC_IS_ALL_ZEROS(addr) || MAC_IS_BROADCAST(addr)) {
1742                dev_err(dsaf_dev->dev, "del_entry failed,addr %pM!\n",
1743                        addr);
1744                return -EINVAL;
1745        }
1746
1747        /*config key */
1748        hns_dsaf_set_mac_key(dsaf_dev, &mac_key, vlan_id, in_port_num, addr);
1749
1750        /*exist ?*/
1751        entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
1752        if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1753                /*not exist, error */
1754                dev_err(dsaf_dev->dev,
1755                        "del_mac_entry failed, %s Mac key(%#x:%#x)\n",
1756                        dsaf_dev->ae_dev.name,
1757                        mac_key.high.val, mac_key.low.val);
1758                return -EINVAL;
1759        }
1760        dev_dbg(dsaf_dev->dev,
1761                "del_mac_entry, %s Mac key(%#x:%#x) entry_index%d\n",
1762                dsaf_dev->ae_dev.name, mac_key.high.val,
1763                mac_key.low.val, entry_index);
1764
1765        /*do del opt*/
1766        hns_dsaf_tcam_mc_invld(dsaf_dev, entry_index);
1767
1768        /*del soft emtry */
1769        soft_mac_entry += entry_index;
1770        soft_mac_entry->index = DSAF_INVALID_ENTRY_IDX;
1771
1772        return 0;
1773}
1774
1775/**
1776 * hns_dsaf_del_mac_mc_port - del mac mc- port
1777 * @dsaf_dev: dsa fabric device struct pointer
1778 * @mac_entry: mac entry
1779 */
1780int hns_dsaf_del_mac_mc_port(struct dsaf_device *dsaf_dev,
1781                             struct dsaf_drv_mac_single_dest_entry *mac_entry)
1782{
1783        u16 entry_index = DSAF_INVALID_ENTRY_IDX;
1784        struct dsaf_drv_tbl_tcam_key mac_key;
1785        struct dsaf_drv_priv *priv =
1786            (struct dsaf_drv_priv *)hns_dsaf_dev_priv(dsaf_dev);
1787        struct dsaf_drv_soft_mac_tbl *soft_mac_entry = priv->soft_mac_tbl;
1788        u16 vlan_id;
1789        u8 in_port_num;
1790        struct dsaf_tbl_tcam_mcast_cfg mac_data;
1791        struct dsaf_drv_tbl_tcam_key tmp_mac_key;
1792        int mskid;
1793        const u8 empty_msk[sizeof(mac_data.tbl_mcast_port_msk)] = {0};
1794
1795        if (!(void *)mac_entry) {
1796                dev_err(dsaf_dev->dev,
1797                        "hns_dsaf_del_mac_mc_port mac_entry is NULL\n");
1798                return -EINVAL;
1799        }
1800
1801        /*get key info*/
1802        vlan_id = mac_entry->in_vlan_id;
1803        in_port_num = mac_entry->in_port_num;
1804
1805        /*check mac addr */
1806        if (MAC_IS_ALL_ZEROS(mac_entry->addr)) {
1807                dev_err(dsaf_dev->dev, "del_port failed, addr %pM!\n",
1808                        mac_entry->addr);
1809                return -EINVAL;
1810        }
1811
1812        /*config key */
1813        hns_dsaf_set_mac_key(dsaf_dev, &mac_key, vlan_id, in_port_num,
1814                             mac_entry->addr);
1815
1816        /*check is exist? */
1817        entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
1818        if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1819                /*find none */
1820                dev_err(dsaf_dev->dev,
1821                        "find_soft_mac_entry failed, %s Mac key(%#x:%#x)\n",
1822                        dsaf_dev->ae_dev.name,
1823                        mac_key.high.val, mac_key.low.val);
1824                return -EINVAL;
1825        }
1826
1827        dev_dbg(dsaf_dev->dev,
1828                "del_mac_mc_port, %s key(%#x:%#x) index%d\n",
1829                dsaf_dev->ae_dev.name, mac_key.high.val,
1830                mac_key.low.val, entry_index);
1831
1832        /*read entry*/
1833        hns_dsaf_tcam_mc_get(
1834                dsaf_dev, entry_index,
1835                (struct dsaf_tbl_tcam_data *)(&tmp_mac_key), &mac_data);
1836
1837        /*del the port*/
1838        if (mac_entry->port_num < DSAF_SERVICE_NW_NUM) {
1839                mskid = mac_entry->port_num;
1840        } else if (mac_entry->port_num >= DSAF_BASE_INNER_PORT_NUM) {
1841                mskid = mac_entry->port_num -
1842                        DSAF_BASE_INNER_PORT_NUM + DSAF_SERVICE_NW_NUM;
1843        } else {
1844                dev_err(dsaf_dev->dev,
1845                        "%s,pnum(%d)error,key(%#x:%#x)\n",
1846                        dsaf_dev->ae_dev.name, mac_entry->port_num,
1847                        mac_key.high.val, mac_key.low.val);
1848                return -EINVAL;
1849        }
1850        dsaf_set_bit(mac_data.tbl_mcast_port_msk[mskid / 32], mskid % 32, 0);
1851
1852        /*check non port, do del entry */
1853        if (!memcmp(mac_data.tbl_mcast_port_msk, empty_msk,
1854                    sizeof(mac_data.tbl_mcast_port_msk))) {
1855                hns_dsaf_tcam_mc_invld(dsaf_dev, entry_index);
1856
1857                /* del soft entry */
1858                soft_mac_entry += entry_index;
1859                soft_mac_entry->index = DSAF_INVALID_ENTRY_IDX;
1860        } else { /* not zer, just del port, updata*/
1861                hns_dsaf_tcam_mc_cfg(
1862                        dsaf_dev, entry_index,
1863                        (struct dsaf_tbl_tcam_data *)(&mac_key), &mac_data);
1864        }
1865
1866        return 0;
1867}
1868
1869/**
1870 * hns_dsaf_get_mac_uc_entry - get mac uc entry
1871 * @dsaf_dev: dsa fabric device struct pointer
1872 * @mac_entry: mac entry
1873 */
1874int hns_dsaf_get_mac_uc_entry(struct dsaf_device *dsaf_dev,
1875                              struct dsaf_drv_mac_single_dest_entry *mac_entry)
1876{
1877        u16 entry_index = DSAF_INVALID_ENTRY_IDX;
1878        struct dsaf_drv_tbl_tcam_key mac_key;
1879
1880        struct dsaf_tbl_tcam_ucast_cfg mac_data;
1881
1882        /* check macaddr */
1883        if (MAC_IS_ALL_ZEROS(mac_entry->addr) ||
1884            MAC_IS_BROADCAST(mac_entry->addr)) {
1885                dev_err(dsaf_dev->dev, "get_entry failed,addr %pM\n",
1886                        mac_entry->addr);
1887                return -EINVAL;
1888        }
1889
1890        /*config key */
1891        hns_dsaf_set_mac_key(dsaf_dev, &mac_key, mac_entry->in_vlan_id,
1892                             mac_entry->in_port_num, mac_entry->addr);
1893
1894        /*check exist? */
1895        entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
1896        if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1897                /*find none, error */
1898                dev_err(dsaf_dev->dev,
1899                        "get_uc_entry failed, %s Mac key(%#x:%#x)\n",
1900                        dsaf_dev->ae_dev.name,
1901                        mac_key.high.val, mac_key.low.val);
1902                return -EINVAL;
1903        }
1904        dev_dbg(dsaf_dev->dev,
1905                "get_uc_entry, %s Mac key(%#x:%#x) entry_index%d\n",
1906                dsaf_dev->ae_dev.name, mac_key.high.val,
1907                mac_key.low.val, entry_index);
1908
1909        /*read entry*/
1910        hns_dsaf_tcam_uc_get(dsaf_dev, entry_index,
1911                             (struct dsaf_tbl_tcam_data *)&mac_key, &mac_data);
1912        mac_entry->port_num = mac_data.tbl_ucast_out_port;
1913
1914        return 0;
1915}
1916
1917/**
1918 * hns_dsaf_get_mac_mc_entry - get mac mc entry
1919 * @dsaf_dev: dsa fabric device struct pointer
1920 * @mac_entry: mac entry
1921 */
1922int hns_dsaf_get_mac_mc_entry(struct dsaf_device *dsaf_dev,
1923                              struct dsaf_drv_mac_multi_dest_entry *mac_entry)
1924{
1925        u16 entry_index = DSAF_INVALID_ENTRY_IDX;
1926        struct dsaf_drv_tbl_tcam_key mac_key;
1927
1928        struct dsaf_tbl_tcam_mcast_cfg mac_data;
1929
1930        /*check mac addr */
1931        if (MAC_IS_ALL_ZEROS(mac_entry->addr) ||
1932            MAC_IS_BROADCAST(mac_entry->addr)) {
1933                dev_err(dsaf_dev->dev, "get_entry failed,addr %pM\n",
1934                        mac_entry->addr);
1935                return -EINVAL;
1936        }
1937
1938        /*config key */
1939        hns_dsaf_set_mac_key(dsaf_dev, &mac_key, mac_entry->in_vlan_id,
1940                             mac_entry->in_port_num, mac_entry->addr);
1941
1942        /*check exist? */
1943        entry_index = hns_dsaf_find_soft_mac_entry(dsaf_dev, &mac_key);
1944        if (entry_index == DSAF_INVALID_ENTRY_IDX) {
1945                /* find none, error */
1946                dev_err(dsaf_dev->dev,
1947                        "get_mac_uc_entry failed, %s Mac key(%#x:%#x)\n",
1948                        dsaf_dev->ae_dev.name, mac_key.high.val,
1949                        mac_key.low.val);
1950                return -EINVAL;
1951        }
1952        dev_dbg(dsaf_dev->dev,
1953                "get_mac_uc_entry, %s Mac key(%#x:%#x) entry_index%d\n",
1954                dsaf_dev->ae_dev.name, mac_key.high.val,
1955                mac_key.low.val, entry_index);
1956
1957        /*read entry */
1958        hns_dsaf_tcam_mc_get(dsaf_dev, entry_index,
1959                             (struct dsaf_tbl_tcam_data *)&mac_key, &mac_data);
1960
1961        mac_entry->port_mask[0] = mac_data.tbl_mcast_port_msk[0] & 0x3F;
1962        return 0;
1963}
1964
1965/**
1966 * hns_dsaf_get_mac_entry_by_index - get mac entry by tab index
1967 * @dsaf_dev: dsa fabric device struct pointer
1968 * @entry_index: tab entry index
1969 * @mac_entry: mac entry
1970 */
1971int hns_dsaf_get_mac_entry_by_index(
1972        struct dsaf_device *dsaf_dev,
1973        u16 entry_index, struct dsaf_drv_mac_multi_dest_entry *mac_entry)
1974{
1975        struct dsaf_drv_tbl_tcam_key mac_key;
1976
1977        struct dsaf_tbl_tcam_mcast_cfg mac_data;
1978        struct dsaf_tbl_tcam_ucast_cfg mac_uc_data;
1979        char mac_addr[MAC_NUM_OCTETS_PER_ADDR] = {0};
1980
1981        if (entry_index >= DSAF_TCAM_SUM) {
1982                /* find none, del error */
1983                dev_err(dsaf_dev->dev, "get_uc_entry failed, %s\n",
1984                        dsaf_dev->ae_dev.name);
1985                return -EINVAL;
1986        }
1987
1988        /* mc entry, do read opt */
1989        hns_dsaf_tcam_mc_get(dsaf_dev, entry_index,
1990                             (struct dsaf_tbl_tcam_data *)&mac_key, &mac_data);
1991
1992        mac_entry->port_mask[0] = mac_data.tbl_mcast_port_msk[0] & 0x3F;
1993
1994        /***get mac addr*/
1995        mac_addr[0] = mac_key.high.bits.mac_0;
1996        mac_addr[1] = mac_key.high.bits.mac_1;
1997        mac_addr[2] = mac_key.high.bits.mac_2;
1998        mac_addr[3] = mac_key.high.bits.mac_3;
1999        mac_addr[4] = mac_key.low.bits.mac_4;
2000        mac_addr[5] = mac_key.low.bits.mac_5;
2001        /**is mc or uc*/
2002        if (MAC_IS_MULTICAST((u8 *)mac_addr) ||
2003            MAC_IS_L3_MULTICAST((u8 *)mac_addr)) {
2004                /**mc donot do*/
2005        } else {
2006                /*is not mc, just uc... */
2007                hns_dsaf_tcam_uc_get(dsaf_dev, entry_index,
2008                                     (struct dsaf_tbl_tcam_data *)&mac_key,
2009                                     &mac_uc_data);
2010                mac_entry->port_mask[0] = (1 << mac_uc_data.tbl_ucast_out_port);
2011        }
2012
2013        return 0;
2014}
2015
2016static struct dsaf_device *hns_dsaf_alloc_dev(struct device *dev,
2017                                              size_t sizeof_priv)
2018{
2019        struct dsaf_device *dsaf_dev;
2020
2021        dsaf_dev = devm_kzalloc(dev,
2022                                sizeof(*dsaf_dev) + sizeof_priv, GFP_KERNEL);
2023        if (unlikely(!dsaf_dev)) {
2024                dsaf_dev = ERR_PTR(-ENOMEM);
2025        } else {
2026                dsaf_dev->dev = dev;
2027                dev_set_drvdata(dev, dsaf_dev);
2028        }
2029
2030        return dsaf_dev;
2031}
2032
2033/**
2034 * hns_dsaf_free_dev - free dev mem
2035 * @dev: struct device pointer
2036 */
2037static void hns_dsaf_free_dev(struct dsaf_device *dsaf_dev)
2038{
2039        (void)dev_set_drvdata(dsaf_dev->dev, NULL);
2040}
2041
2042/**
2043 * dsaf_pfc_unit_cnt - set pfc unit count
2044 * @dsaf_id: dsa fabric id
2045 * @pport_rate:  value array
2046 * @pdsaf_pfc_unit_cnt:  value array
2047 */
2048static void hns_dsaf_pfc_unit_cnt(struct dsaf_device *dsaf_dev, int  mac_id,
2049                                  enum dsaf_port_rate_mode rate)
2050{
2051        u32 unit_cnt;
2052
2053        switch (rate) {
2054        case DSAF_PORT_RATE_10000:
2055                unit_cnt = HNS_DSAF_PFC_UNIT_CNT_FOR_XGE;
2056                break;
2057        case DSAF_PORT_RATE_1000:
2058                unit_cnt = HNS_DSAF_PFC_UNIT_CNT_FOR_GE_1000;
2059                break;
2060        case DSAF_PORT_RATE_2500:
2061                unit_cnt = HNS_DSAF_PFC_UNIT_CNT_FOR_GE_1000;
2062                break;
2063        default:
2064                unit_cnt = HNS_DSAF_PFC_UNIT_CNT_FOR_XGE;
2065        }
2066
2067        dsaf_set_dev_field(dsaf_dev,
2068                           (DSAF_PFC_UNIT_CNT_0_REG + 0x4 * (u64)mac_id),
2069                           DSAF_PFC_UNINT_CNT_M, DSAF_PFC_UNINT_CNT_S,
2070                           unit_cnt);
2071}
2072
2073/**
2074 * dsaf_port_work_rate_cfg - fifo
2075 * @dsaf_id: dsa fabric id
2076 * @xge_ge_work_mode
2077 */
2078void hns_dsaf_port_work_rate_cfg(struct dsaf_device *dsaf_dev, int mac_id,
2079                                 enum dsaf_port_rate_mode rate_mode)
2080{
2081        u32 port_work_mode;
2082
2083        port_work_mode = dsaf_read_dev(
2084                dsaf_dev, DSAF_XGE_GE_WORK_MODE_0_REG + 0x4 * (u64)mac_id);
2085
2086        if (rate_mode == DSAF_PORT_RATE_10000)
2087                dsaf_set_bit(port_work_mode, DSAF_XGE_GE_WORK_MODE_S, 1);
2088        else
2089                dsaf_set_bit(port_work_mode, DSAF_XGE_GE_WORK_MODE_S, 0);
2090
2091        dsaf_write_dev(dsaf_dev,
2092                       DSAF_XGE_GE_WORK_MODE_0_REG + 0x4 * (u64)mac_id,
2093                       port_work_mode);
2094
2095        hns_dsaf_pfc_unit_cnt(dsaf_dev, mac_id, rate_mode);
2096}
2097
2098/**
2099 * hns_dsaf_fix_mac_mode - dsaf modify mac mode
2100 * @mac_cb: mac contrl block
2101 */
2102void hns_dsaf_fix_mac_mode(struct hns_mac_cb *mac_cb)
2103{
2104        enum dsaf_port_rate_mode mode;
2105        struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev;
2106        int mac_id = mac_cb->mac_id;
2107
2108        if (mac_cb->mac_type != HNAE_PORT_SERVICE)
2109                return;
2110        if (mac_cb->phy_if == PHY_INTERFACE_MODE_XGMII)
2111                mode = DSAF_PORT_RATE_10000;
2112        else
2113                mode = DSAF_PORT_RATE_1000;
2114
2115        hns_dsaf_port_work_rate_cfg(dsaf_dev, mac_id, mode);
2116}
2117
2118static u32 hns_dsaf_get_inode_prio_reg(int index)
2119{
2120        int base_index, offset;
2121        u32 base_addr = DSAF_INODE_IN_PRIO_PAUSE_BASE_REG;
2122
2123        base_index = (index + 1) / DSAF_REG_PER_ZONE;
2124        offset = (index + 1) % DSAF_REG_PER_ZONE;
2125
2126        return base_addr + DSAF_INODE_IN_PRIO_PAUSE_BASE_OFFSET * base_index +
2127                DSAF_INODE_IN_PRIO_PAUSE_OFFSET * offset;
2128}
2129
2130void hns_dsaf_update_stats(struct dsaf_device *dsaf_dev, u32 node_num)
2131{
2132        struct dsaf_hw_stats *hw_stats
2133                = &dsaf_dev->hw_stats[node_num];
2134        bool is_ver1 = AE_IS_VER1(dsaf_dev->dsaf_ver);
2135        int i;
2136        u32 reg_tmp;
2137
2138        hw_stats->pad_drop += dsaf_read_dev(dsaf_dev,
2139                DSAF_INODE_PAD_DISCARD_NUM_0_REG + 0x80 * (u64)node_num);
2140        hw_stats->man_pkts += dsaf_read_dev(dsaf_dev,
2141                DSAF_INODE_FINAL_IN_MAN_NUM_0_REG + 0x80 * (u64)node_num);
2142        hw_stats->rx_pkts += dsaf_read_dev(dsaf_dev,
2143                DSAF_INODE_FINAL_IN_PKT_NUM_0_REG + 0x80 * (u64)node_num);
2144        hw_stats->rx_pkt_id += dsaf_read_dev(dsaf_dev,
2145                DSAF_INODE_SBM_PID_NUM_0_REG + 0x80 * (u64)node_num);
2146
2147        reg_tmp = is_ver1 ? DSAF_INODE_FINAL_IN_PAUSE_NUM_0_REG :
2148                            DSAFV2_INODE_FINAL_IN_PAUSE_NUM_0_REG;
2149        hw_stats->rx_pause_frame +=
2150                dsaf_read_dev(dsaf_dev, reg_tmp + 0x80 * (u64)node_num);
2151
2152        hw_stats->release_buf_num += dsaf_read_dev(dsaf_dev,
2153                DSAF_INODE_SBM_RELS_NUM_0_REG + 0x80 * (u64)node_num);
2154        hw_stats->sbm_drop += dsaf_read_dev(dsaf_dev,
2155                DSAF_INODE_SBM_DROP_NUM_0_REG + 0x80 * (u64)node_num);
2156        hw_stats->crc_false += dsaf_read_dev(dsaf_dev,
2157                DSAF_INODE_CRC_FALSE_NUM_0_REG + 0x80 * (u64)node_num);
2158        hw_stats->bp_drop += dsaf_read_dev(dsaf_dev,
2159                DSAF_INODE_BP_DISCARD_NUM_0_REG + 0x80 * (u64)node_num);
2160        hw_stats->rslt_drop += dsaf_read_dev(dsaf_dev,
2161                DSAF_INODE_RSLT_DISCARD_NUM_0_REG + 0x80 * (u64)node_num);
2162        hw_stats->local_addr_false += dsaf_read_dev(dsaf_dev,
2163                DSAF_INODE_LOCAL_ADDR_FALSE_NUM_0_REG + 0x80 * (u64)node_num);
2164
2165        hw_stats->vlan_drop += dsaf_read_dev(dsaf_dev,
2166                DSAF_INODE_SW_VLAN_TAG_DISC_0_REG + 0x80 * (u64)node_num);
2167        hw_stats->stp_drop += dsaf_read_dev(dsaf_dev,
2168                DSAF_INODE_IN_DATA_STP_DISC_0_REG + 0x80 * (u64)node_num);
2169
2170        /* pfc pause frame statistics stored in dsaf inode*/
2171        if ((node_num < DSAF_SERVICE_NW_NUM) && !is_ver1) {
2172                for (i = 0; i < DSAF_PRIO_NR; i++) {
2173                        reg_tmp = hns_dsaf_get_inode_prio_reg(i);
2174                        hw_stats->rx_pfc[i] += dsaf_read_dev(dsaf_dev,
2175                                reg_tmp + 0x4 * (u64)node_num);
2176                        hw_stats->tx_pfc[i] += dsaf_read_dev(dsaf_dev,
2177                                DSAF_XOD_XGE_PFC_PRIO_CNT_BASE_REG +
2178                                DSAF_XOD_XGE_PFC_PRIO_CNT_OFFSET * i +
2179                                0xF0 * (u64)node_num);
2180                }
2181        }
2182        hw_stats->tx_pkts += dsaf_read_dev(dsaf_dev,
2183                DSAF_XOD_RCVPKT_CNT_0_REG + 0x90 * (u64)node_num);
2184}
2185
2186/**
2187 *hns_dsaf_get_regs - dump dsaf regs
2188 *@dsaf_dev: dsaf device
2189 *@data:data for value of regs
2190 */
2191void hns_dsaf_get_regs(struct dsaf_device *ddev, u32 port, void *data)
2192{
2193        u32 i = 0;
2194        u32 j;
2195        u32 *p = data;
2196        u32 reg_tmp;
2197        bool is_ver1 = AE_IS_VER1(ddev->dsaf_ver);
2198
2199        /* dsaf common registers */
2200        p[0] = dsaf_read_dev(ddev, DSAF_SRAM_INIT_OVER_0_REG);
2201        p[1] = dsaf_read_dev(ddev, DSAF_CFG_0_REG);
2202        p[2] = dsaf_read_dev(ddev, DSAF_ECC_ERR_INVERT_0_REG);
2203        p[3] = dsaf_read_dev(ddev, DSAF_ABNORMAL_TIMEOUT_0_REG);
2204        p[4] = dsaf_read_dev(ddev, DSAF_FSM_TIMEOUT_0_REG);
2205        p[5] = dsaf_read_dev(ddev, DSAF_DSA_REG_CNT_CLR_CE_REG);
2206        p[6] = dsaf_read_dev(ddev, DSAF_DSA_SBM_INF_FIFO_THRD_REG);
2207        p[7] = dsaf_read_dev(ddev, DSAF_DSA_SRAM_1BIT_ECC_SEL_REG);
2208        p[8] = dsaf_read_dev(ddev, DSAF_DSA_SRAM_1BIT_ECC_CNT_REG);
2209
2210        p[9] = dsaf_read_dev(ddev, DSAF_PFC_EN_0_REG + port * 4);
2211        p[10] = dsaf_read_dev(ddev, DSAF_PFC_UNIT_CNT_0_REG + port * 4);
2212        p[11] = dsaf_read_dev(ddev, DSAF_XGE_INT_MSK_0_REG + port * 4);
2213        p[12] = dsaf_read_dev(ddev, DSAF_XGE_INT_SRC_0_REG + port * 4);
2214        p[13] = dsaf_read_dev(ddev, DSAF_XGE_INT_STS_0_REG + port * 4);
2215        p[14] = dsaf_read_dev(ddev, DSAF_XGE_INT_MSK_0_REG + port * 4);
2216        p[15] = dsaf_read_dev(ddev, DSAF_PPE_INT_MSK_0_REG + port * 4);
2217        p[16] = dsaf_read_dev(ddev, DSAF_ROCEE_INT_MSK_0_REG + port * 4);
2218        p[17] = dsaf_read_dev(ddev, DSAF_XGE_INT_SRC_0_REG + port * 4);
2219        p[18] = dsaf_read_dev(ddev, DSAF_PPE_INT_SRC_0_REG + port * 4);
2220        p[19] =  dsaf_read_dev(ddev, DSAF_ROCEE_INT_SRC_0_REG + port * 4);
2221        p[20] = dsaf_read_dev(ddev, DSAF_XGE_INT_STS_0_REG + port * 4);
2222        p[21] = dsaf_read_dev(ddev, DSAF_PPE_INT_STS_0_REG + port * 4);
2223        p[22] = dsaf_read_dev(ddev, DSAF_ROCEE_INT_STS_0_REG + port * 4);
2224        p[23] = dsaf_read_dev(ddev, DSAF_PPE_QID_CFG_0_REG + port * 4);
2225
2226        for (i = 0; i < DSAF_SW_PORT_NUM; i++)
2227                p[24 + i] = dsaf_read_dev(ddev,
2228                                DSAF_SW_PORT_TYPE_0_REG + i * 4);
2229
2230        p[32] = dsaf_read_dev(ddev, DSAF_MIX_DEF_QID_0_REG + port * 4);
2231
2232        for (i = 0; i < DSAF_SW_PORT_NUM; i++)
2233                p[33 + i] = dsaf_read_dev(ddev,
2234                                DSAF_PORT_DEF_VLAN_0_REG + i * 4);
2235
2236        for (i = 0; i < DSAF_TOTAL_QUEUE_NUM; i++)
2237                p[41 + i] = dsaf_read_dev(ddev,
2238                                DSAF_VM_DEF_VLAN_0_REG + i * 4);
2239
2240        /* dsaf inode registers */
2241        p[170] = dsaf_read_dev(ddev, DSAF_INODE_CUT_THROUGH_CFG_0_REG);
2242
2243        p[171] = dsaf_read_dev(ddev,
2244                        DSAF_INODE_ECC_ERR_ADDR_0_REG + port * 0x80);
2245
2246        for (i = 0; i < DSAF_INODE_NUM / DSAF_COMM_CHN; i++) {
2247                j = i * DSAF_COMM_CHN + port;
2248                p[172 + i] = dsaf_read_dev(ddev,
2249                                DSAF_INODE_IN_PORT_NUM_0_REG + j * 0x80);
2250                p[175 + i] = dsaf_read_dev(ddev,
2251                                DSAF_INODE_PRI_TC_CFG_0_REG + j * 0x80);
2252                p[178 + i] = dsaf_read_dev(ddev,
2253                                DSAF_INODE_BP_STATUS_0_REG + j * 0x80);
2254                p[181 + i] = dsaf_read_dev(ddev,
2255                                DSAF_INODE_PAD_DISCARD_NUM_0_REG + j * 0x80);
2256                p[184 + i] = dsaf_read_dev(ddev,
2257                                DSAF_INODE_FINAL_IN_MAN_NUM_0_REG + j * 0x80);
2258                p[187 + i] = dsaf_read_dev(ddev,
2259                                DSAF_INODE_FINAL_IN_PKT_NUM_0_REG + j * 0x80);
2260                p[190 + i] = dsaf_read_dev(ddev,
2261                                DSAF_INODE_SBM_PID_NUM_0_REG + j * 0x80);
2262                reg_tmp = is_ver1 ? DSAF_INODE_FINAL_IN_PAUSE_NUM_0_REG :
2263                                    DSAFV2_INODE_FINAL_IN_PAUSE_NUM_0_REG;
2264                p[193 + i] = dsaf_read_dev(ddev, reg_tmp + j * 0x80);
2265                p[196 + i] = dsaf_read_dev(ddev,
2266                                DSAF_INODE_SBM_RELS_NUM_0_REG + j * 0x80);
2267                p[199 + i] = dsaf_read_dev(ddev,
2268                                DSAF_INODE_SBM_DROP_NUM_0_REG + j * 0x80);
2269                p[202 + i] = dsaf_read_dev(ddev,
2270                                DSAF_INODE_CRC_FALSE_NUM_0_REG + j * 0x80);
2271                p[205 + i] = dsaf_read_dev(ddev,
2272                                DSAF_INODE_BP_DISCARD_NUM_0_REG + j * 0x80);
2273                p[208 + i] = dsaf_read_dev(ddev,
2274                                DSAF_INODE_RSLT_DISCARD_NUM_0_REG + j * 0x80);
2275                p[211 + i] = dsaf_read_dev(ddev,
2276                        DSAF_INODE_LOCAL_ADDR_FALSE_NUM_0_REG + j * 0x80);
2277                p[214 + i] = dsaf_read_dev(ddev,
2278                                DSAF_INODE_VOQ_OVER_NUM_0_REG + j * 0x80);
2279                p[217 + i] = dsaf_read_dev(ddev,
2280                                DSAF_INODE_BD_SAVE_STATUS_0_REG + j * 4);
2281                p[220 + i] = dsaf_read_dev(ddev,
2282                                DSAF_INODE_BD_ORDER_STATUS_0_REG + j * 4);
2283                p[223 + i] = dsaf_read_dev(ddev,
2284                                DSAF_INODE_SW_VLAN_TAG_DISC_0_REG + j * 4);
2285                p[224 + i] = dsaf_read_dev(ddev,
2286                                DSAF_INODE_IN_DATA_STP_DISC_0_REG + j * 4);
2287        }
2288
2289        p[227] = dsaf_read_dev(ddev, DSAF_INODE_GE_FC_EN_0_REG + port * 4);
2290
2291        for (i = 0; i < DSAF_INODE_NUM / DSAF_COMM_CHN; i++) {
2292                j = i * DSAF_COMM_CHN + port;
2293                p[228 + i] = dsaf_read_dev(ddev,
2294                                DSAF_INODE_VC0_IN_PKT_NUM_0_REG + j * 4);
2295        }
2296
2297        p[231] = dsaf_read_dev(ddev,
2298                DSAF_INODE_VC1_IN_PKT_NUM_0_REG + port * 4);
2299
2300        /* dsaf inode registers */
2301        for (i = 0; i < HNS_DSAF_SBM_NUM(ddev) / DSAF_COMM_CHN; i++) {
2302                j = i * DSAF_COMM_CHN + port;
2303                p[232 + i] = dsaf_read_dev(ddev,
2304                                DSAF_SBM_CFG_REG_0_REG + j * 0x80);
2305                p[235 + i] = dsaf_read_dev(ddev,
2306                                DSAF_SBM_BP_CFG_0_XGE_REG_0_REG + j * 0x80);
2307                p[238 + i] = dsaf_read_dev(ddev,
2308                                DSAF_SBM_BP_CFG_1_REG_0_REG + j * 0x80);
2309                p[241 + i] = dsaf_read_dev(ddev,
2310                                DSAF_SBM_BP_CFG_2_XGE_REG_0_REG + j * 0x80);
2311                p[244 + i] = dsaf_read_dev(ddev,
2312                                DSAF_SBM_FREE_CNT_0_0_REG + j * 0x80);
2313                p[245 + i] = dsaf_read_dev(ddev,
2314                                DSAF_SBM_FREE_CNT_1_0_REG + j * 0x80);
2315                p[248 + i] = dsaf_read_dev(ddev,
2316                                DSAF_SBM_BP_CNT_0_0_REG + j * 0x80);
2317                p[251 + i] = dsaf_read_dev(ddev,
2318                                DSAF_SBM_BP_CNT_1_0_REG + j * 0x80);
2319                p[254 + i] = dsaf_read_dev(ddev,
2320                                DSAF_SBM_BP_CNT_2_0_REG + j * 0x80);
2321                p[257 + i] = dsaf_read_dev(ddev,
2322                                DSAF_SBM_BP_CNT_3_0_REG + j * 0x80);
2323                p[260 + i] = dsaf_read_dev(ddev,
2324                                DSAF_SBM_INER_ST_0_REG + j * 0x80);
2325                p[263 + i] = dsaf_read_dev(ddev,
2326                                DSAF_SBM_MIB_REQ_FAILED_TC_0_REG + j * 0x80);
2327                p[266 + i] = dsaf_read_dev(ddev,
2328                                DSAF_SBM_LNK_INPORT_CNT_0_REG + j * 0x80);
2329                p[269 + i] = dsaf_read_dev(ddev,
2330                                DSAF_SBM_LNK_DROP_CNT_0_REG + j * 0x80);
2331                p[272 + i] = dsaf_read_dev(ddev,
2332                                DSAF_SBM_INF_OUTPORT_CNT_0_REG + j * 0x80);
2333                p[275 + i] = dsaf_read_dev(ddev,
2334                                DSAF_SBM_LNK_INPORT_TC0_CNT_0_REG + j * 0x80);
2335                p[278 + i] = dsaf_read_dev(ddev,
2336                                DSAF_SBM_LNK_INPORT_TC1_CNT_0_REG + j * 0x80);
2337                p[281 + i] = dsaf_read_dev(ddev,
2338                                DSAF_SBM_LNK_INPORT_TC2_CNT_0_REG + j * 0x80);
2339                p[284 + i] = dsaf_read_dev(ddev,
2340                                DSAF_SBM_LNK_INPORT_TC3_CNT_0_REG + j * 0x80);
2341                p[287 + i] = dsaf_read_dev(ddev,
2342                                DSAF_SBM_LNK_INPORT_TC4_CNT_0_REG + j * 0x80);
2343                p[290 + i] = dsaf_read_dev(ddev,
2344                                DSAF_SBM_LNK_INPORT_TC5_CNT_0_REG + j * 0x80);
2345                p[293 + i] = dsaf_read_dev(ddev,
2346                                DSAF_SBM_LNK_INPORT_TC6_CNT_0_REG + j * 0x80);
2347                p[296 + i] = dsaf_read_dev(ddev,
2348                                DSAF_SBM_LNK_INPORT_TC7_CNT_0_REG + j * 0x80);
2349                p[299 + i] = dsaf_read_dev(ddev,
2350                                DSAF_SBM_LNK_REQ_CNT_0_REG + j * 0x80);
2351                p[302 + i] = dsaf_read_dev(ddev,
2352                                DSAF_SBM_LNK_RELS_CNT_0_REG + j * 0x80);
2353                p[305 + i] = dsaf_read_dev(ddev,
2354                                DSAF_SBM_BP_CFG_3_REG_0_REG + j * 0x80);
2355                p[308 + i] = dsaf_read_dev(ddev,
2356                                DSAF_SBM_BP_CFG_4_REG_0_REG + j * 0x80);
2357        }
2358
2359        /* dsaf onode registers */
2360        for (i = 0; i < DSAF_XOD_NUM; i++) {
2361                p[311 + i] = dsaf_read_dev(ddev,
2362                                DSAF_XOD_ETS_TSA_TC0_TC3_CFG_0_REG + i * 0x90);
2363                p[319 + i] = dsaf_read_dev(ddev,
2364                                DSAF_XOD_ETS_TSA_TC4_TC7_CFG_0_REG + i * 0x90);
2365                p[327 + i] = dsaf_read_dev(ddev,
2366                                DSAF_XOD_ETS_BW_TC0_TC3_CFG_0_REG + i * 0x90);
2367                p[335 + i] = dsaf_read_dev(ddev,
2368                                DSAF_XOD_ETS_BW_TC4_TC7_CFG_0_REG + i * 0x90);
2369                p[343 + i] = dsaf_read_dev(ddev,
2370                                DSAF_XOD_ETS_BW_OFFSET_CFG_0_REG + i * 0x90);
2371                p[351 + i] = dsaf_read_dev(ddev,
2372                                DSAF_XOD_ETS_TOKEN_CFG_0_REG + i * 0x90);
2373        }
2374
2375        p[359] = dsaf_read_dev(ddev, DSAF_XOD_PFS_CFG_0_0_REG + port * 0x90);
2376        p[360] = dsaf_read_dev(ddev, DSAF_XOD_PFS_CFG_1_0_REG + port * 0x90);
2377        p[361] = dsaf_read_dev(ddev, DSAF_XOD_PFS_CFG_2_0_REG + port * 0x90);
2378
2379        for (i = 0; i < DSAF_XOD_BIG_NUM / DSAF_COMM_CHN; i++) {
2380                j = i * DSAF_COMM_CHN + port;
2381                p[362 + i] = dsaf_read_dev(ddev,
2382                                DSAF_XOD_GNT_L_0_REG + j * 0x90);
2383                p[365 + i] = dsaf_read_dev(ddev,
2384                                DSAF_XOD_GNT_H_0_REG + j * 0x90);
2385                p[368 + i] = dsaf_read_dev(ddev,
2386                                DSAF_XOD_CONNECT_STATE_0_REG + j * 0x90);
2387                p[371 + i] = dsaf_read_dev(ddev,
2388                                DSAF_XOD_RCVPKT_CNT_0_REG + j * 0x90);
2389                p[374 + i] = dsaf_read_dev(ddev,
2390                                DSAF_XOD_RCVTC0_CNT_0_REG + j * 0x90);
2391                p[377 + i] = dsaf_read_dev(ddev,
2392                                DSAF_XOD_RCVTC1_CNT_0_REG + j * 0x90);
2393                p[380 + i] = dsaf_read_dev(ddev,
2394                                DSAF_XOD_RCVTC2_CNT_0_REG + j * 0x90);
2395                p[383 + i] = dsaf_read_dev(ddev,
2396                                DSAF_XOD_RCVTC3_CNT_0_REG + j * 0x90);
2397                p[386 + i] = dsaf_read_dev(ddev,
2398                                DSAF_XOD_RCVVC0_CNT_0_REG + j * 0x90);
2399                p[389 + i] = dsaf_read_dev(ddev,
2400                                DSAF_XOD_RCVVC1_CNT_0_REG + j * 0x90);
2401        }
2402
2403        p[392] = dsaf_read_dev(ddev,
2404                DSAF_XOD_XGE_RCVIN0_CNT_0_REG + port * 0x90);
2405        p[393] = dsaf_read_dev(ddev,
2406                DSAF_XOD_XGE_RCVIN1_CNT_0_REG + port * 0x90);
2407        p[394] = dsaf_read_dev(ddev,
2408                DSAF_XOD_XGE_RCVIN2_CNT_0_REG + port * 0x90);
2409        p[395] = dsaf_read_dev(ddev,
2410                DSAF_XOD_XGE_RCVIN3_CNT_0_REG + port * 0x90);
2411        p[396] = dsaf_read_dev(ddev,
2412                DSAF_XOD_XGE_RCVIN4_CNT_0_REG + port * 0x90);
2413        p[397] = dsaf_read_dev(ddev,
2414                DSAF_XOD_XGE_RCVIN5_CNT_0_REG + port * 0x90);
2415        p[398] = dsaf_read_dev(ddev,
2416                DSAF_XOD_XGE_RCVIN6_CNT_0_REG + port * 0x90);
2417        p[399] = dsaf_read_dev(ddev,
2418                DSAF_XOD_XGE_RCVIN7_CNT_0_REG + port * 0x90);
2419        p[400] = dsaf_read_dev(ddev,
2420                DSAF_XOD_PPE_RCVIN0_CNT_0_REG + port * 0x90);
2421        p[401] = dsaf_read_dev(ddev,
2422                DSAF_XOD_PPE_RCVIN1_CNT_0_REG + port * 0x90);
2423        p[402] = dsaf_read_dev(ddev,
2424                DSAF_XOD_ROCEE_RCVIN0_CNT_0_REG + port * 0x90);
2425        p[403] = dsaf_read_dev(ddev,
2426                DSAF_XOD_ROCEE_RCVIN1_CNT_0_REG + port * 0x90);
2427        p[404] = dsaf_read_dev(ddev,
2428                DSAF_XOD_FIFO_STATUS_0_REG + port * 0x90);
2429
2430        /* dsaf voq registers */
2431        for (i = 0; i < DSAF_VOQ_NUM / DSAF_COMM_CHN; i++) {
2432                j = (i * DSAF_COMM_CHN + port) * 0x90;
2433                p[405 + i] = dsaf_read_dev(ddev,
2434                        DSAF_VOQ_ECC_INVERT_EN_0_REG + j);
2435                p[408 + i] = dsaf_read_dev(ddev,
2436                        DSAF_VOQ_SRAM_PKT_NUM_0_REG + j);
2437                p[411 + i] = dsaf_read_dev(ddev, DSAF_VOQ_IN_PKT_NUM_0_REG + j);
2438                p[414 + i] = dsaf_read_dev(ddev,
2439                        DSAF_VOQ_OUT_PKT_NUM_0_REG + j);
2440                p[417 + i] = dsaf_read_dev(ddev,
2441                        DSAF_VOQ_ECC_ERR_ADDR_0_REG + j);
2442                p[420 + i] = dsaf_read_dev(ddev, DSAF_VOQ_BP_STATUS_0_REG + j);
2443                p[423 + i] = dsaf_read_dev(ddev, DSAF_VOQ_SPUP_IDLE_0_REG + j);
2444                p[426 + i] = dsaf_read_dev(ddev,
2445                        DSAF_VOQ_XGE_XOD_REQ_0_0_REG + j);
2446                p[429 + i] = dsaf_read_dev(ddev,
2447                        DSAF_VOQ_XGE_XOD_REQ_1_0_REG + j);
2448                p[432 + i] = dsaf_read_dev(ddev,
2449                        DSAF_VOQ_PPE_XOD_REQ_0_REG + j);
2450                p[435 + i] = dsaf_read_dev(ddev,
2451                        DSAF_VOQ_ROCEE_XOD_REQ_0_REG + j);
2452                p[438 + i] = dsaf_read_dev(ddev,
2453                        DSAF_VOQ_BP_ALL_THRD_0_REG + j);
2454        }
2455
2456        /* dsaf tbl registers */
2457        p[441] = dsaf_read_dev(ddev, DSAF_TBL_CTRL_0_REG);
2458        p[442] = dsaf_read_dev(ddev, DSAF_TBL_INT_MSK_0_REG);
2459        p[443] = dsaf_read_dev(ddev, DSAF_TBL_INT_SRC_0_REG);
2460        p[444] = dsaf_read_dev(ddev, DSAF_TBL_INT_STS_0_REG);
2461        p[445] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_ADDR_0_REG);
2462        p[446] = dsaf_read_dev(ddev, DSAF_TBL_LINE_ADDR_0_REG);
2463        p[447] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_HIGH_0_REG);
2464        p[448] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_LOW_0_REG);
2465        p[449] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_MCAST_CFG_4_0_REG);
2466        p[450] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_MCAST_CFG_3_0_REG);
2467        p[451] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_MCAST_CFG_2_0_REG);
2468        p[452] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_MCAST_CFG_1_0_REG);
2469        p[453] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_MCAST_CFG_0_0_REG);
2470        p[454] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_UCAST_CFG_0_REG);
2471        p[455] = dsaf_read_dev(ddev, DSAF_TBL_LIN_CFG_0_REG);
2472        p[456] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RDATA_HIGH_0_REG);
2473        p[457] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RDATA_LOW_0_REG);
2474        p[458] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RAM_RDATA4_0_REG);
2475        p[459] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RAM_RDATA3_0_REG);
2476        p[460] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RAM_RDATA2_0_REG);
2477        p[461] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RAM_RDATA1_0_REG);
2478        p[462] = dsaf_read_dev(ddev, DSAF_TBL_TCAM_RAM_RDATA0_0_REG);
2479        p[463] = dsaf_read_dev(ddev, DSAF_TBL_LIN_RDATA_0_REG);
2480
2481        for (i = 0; i < DSAF_SW_PORT_NUM; i++) {
2482                j = i * 0x8;
2483                p[464 + 2 * i] = dsaf_read_dev(ddev,
2484                        DSAF_TBL_DA0_MIS_INFO1_0_REG + j);
2485                p[465 + 2 * i] = dsaf_read_dev(ddev,
2486                        DSAF_TBL_DA0_MIS_INFO0_0_REG + j);
2487        }
2488
2489        p[480] = dsaf_read_dev(ddev, DSAF_TBL_SA_MIS_INFO2_0_REG);
2490        p[481] = dsaf_read_dev(ddev, DSAF_TBL_SA_MIS_INFO1_0_REG);
2491        p[482] = dsaf_read_dev(ddev, DSAF_TBL_SA_MIS_INFO0_0_REG);
2492        p[483] = dsaf_read_dev(ddev, DSAF_TBL_PUL_0_REG);
2493        p[484] = dsaf_read_dev(ddev, DSAF_TBL_OLD_RSLT_0_REG);
2494        p[485] = dsaf_read_dev(ddev, DSAF_TBL_OLD_SCAN_VAL_0_REG);
2495        p[486] = dsaf_read_dev(ddev, DSAF_TBL_DFX_CTRL_0_REG);
2496        p[487] = dsaf_read_dev(ddev, DSAF_TBL_DFX_STAT_0_REG);
2497        p[488] = dsaf_read_dev(ddev, DSAF_TBL_DFX_STAT_2_0_REG);
2498        p[489] = dsaf_read_dev(ddev, DSAF_TBL_LKUP_NUM_I_0_REG);
2499        p[490] = dsaf_read_dev(ddev, DSAF_TBL_LKUP_NUM_O_0_REG);
2500        p[491] = dsaf_read_dev(ddev, DSAF_TBL_UCAST_BCAST_MIS_INFO_0_0_REG);
2501
2502        /* dsaf other registers */
2503        p[492] = dsaf_read_dev(ddev, DSAF_INODE_FIFO_WL_0_REG + port * 0x4);
2504        p[493] = dsaf_read_dev(ddev, DSAF_ONODE_FIFO_WL_0_REG + port * 0x4);
2505        p[494] = dsaf_read_dev(ddev, DSAF_XGE_GE_WORK_MODE_0_REG + port * 0x4);
2506        p[495] = dsaf_read_dev(ddev,
2507                DSAF_XGE_APP_RX_LINK_UP_0_REG + port * 0x4);
2508        p[496] = dsaf_read_dev(ddev, DSAF_NETPORT_CTRL_SIG_0_REG + port * 0x4);
2509        p[497] = dsaf_read_dev(ddev, DSAF_XGE_CTRL_SIG_CFG_0_REG + port * 0x4);
2510
2511        if (!is_ver1)
2512                p[498] = dsaf_read_dev(ddev, DSAF_PAUSE_CFG_REG + port * 0x4);
2513
2514        /* mark end of dsaf regs */
2515        for (i = 499; i < 504; i++)
2516                p[i] = 0xdddddddd;
2517}
2518
2519static char *hns_dsaf_get_node_stats_strings(char *data, int node,
2520                                             struct dsaf_device *dsaf_dev)
2521{
2522        char *buff = data;
2523        int i;
2524        bool is_ver1 = AE_IS_VER1(dsaf_dev->dsaf_ver);
2525
2526        snprintf(buff, ETH_GSTRING_LEN, "innod%d_pad_drop_pkts", node);
2527        buff += ETH_GSTRING_LEN;
2528        snprintf(buff, ETH_GSTRING_LEN, "innod%d_manage_pkts", node);
2529        buff += ETH_GSTRING_LEN;
2530        snprintf(buff, ETH_GSTRING_LEN, "innod%d_rx_pkts", node);
2531        buff += ETH_GSTRING_LEN;
2532        snprintf(buff, ETH_GSTRING_LEN, "innod%d_rx_pkt_id", node);
2533        buff += ETH_GSTRING_LEN;
2534        snprintf(buff, ETH_GSTRING_LEN, "innod%d_rx_pause_frame", node);
2535        buff += ETH_GSTRING_LEN;
2536        snprintf(buff, ETH_GSTRING_LEN, "innod%d_release_buf_num", node);
2537        buff += ETH_GSTRING_LEN;
2538        snprintf(buff, ETH_GSTRING_LEN, "innod%d_sbm_drop_pkts", node);
2539        buff += ETH_GSTRING_LEN;
2540        snprintf(buff, ETH_GSTRING_LEN, "innod%d_crc_false_pkts", node);
2541        buff += ETH_GSTRING_LEN;
2542        snprintf(buff, ETH_GSTRING_LEN, "innod%d_bp_drop_pkts", node);
2543        buff += ETH_GSTRING_LEN;
2544        snprintf(buff, ETH_GSTRING_LEN, "innod%d_lookup_rslt_drop_pkts", node);
2545        buff += ETH_GSTRING_LEN;
2546        snprintf(buff, ETH_GSTRING_LEN, "innod%d_local_rslt_fail_pkts", node);
2547        buff += ETH_GSTRING_LEN;
2548        snprintf(buff, ETH_GSTRING_LEN, "innod%d_vlan_drop_pkts", node);
2549        buff += ETH_GSTRING_LEN;
2550        snprintf(buff, ETH_GSTRING_LEN, "innod%d_stp_drop_pkts", node);
2551        buff += ETH_GSTRING_LEN;
2552        if (node < DSAF_SERVICE_NW_NUM && !is_ver1) {
2553                for (i = 0; i < DSAF_PRIO_NR; i++) {
2554                        snprintf(buff + 0 * ETH_GSTRING_LEN * DSAF_PRIO_NR,
2555                                 ETH_GSTRING_LEN, "inod%d_pfc_prio%d_pkts",
2556                                 node, i);
2557                        snprintf(buff + 1 * ETH_GSTRING_LEN * DSAF_PRIO_NR,
2558                                 ETH_GSTRING_LEN, "onod%d_pfc_prio%d_pkts",
2559                                 node, i);
2560                        buff += ETH_GSTRING_LEN;
2561                }
2562                buff += 1 * DSAF_PRIO_NR * ETH_GSTRING_LEN;
2563        }
2564        snprintf(buff, ETH_GSTRING_LEN, "onnod%d_tx_pkts", node);
2565        buff += ETH_GSTRING_LEN;
2566
2567        return buff;
2568}
2569
2570static u64 *hns_dsaf_get_node_stats(struct dsaf_device *ddev, u64 *data,
2571                                    int node_num)
2572{
2573        u64 *p = data;
2574        int i;
2575        struct dsaf_hw_stats *hw_stats = &ddev->hw_stats[node_num];
2576        bool is_ver1 = AE_IS_VER1(ddev->dsaf_ver);
2577
2578        p[0] = hw_stats->pad_drop;
2579        p[1] = hw_stats->man_pkts;
2580        p[2] = hw_stats->rx_pkts;
2581        p[3] = hw_stats->rx_pkt_id;
2582        p[4] = hw_stats->rx_pause_frame;
2583        p[5] = hw_stats->release_buf_num;
2584        p[6] = hw_stats->sbm_drop;
2585        p[7] = hw_stats->crc_false;
2586        p[8] = hw_stats->bp_drop;
2587        p[9] = hw_stats->rslt_drop;
2588        p[10] = hw_stats->local_addr_false;
2589        p[11] = hw_stats->vlan_drop;
2590        p[12] = hw_stats->stp_drop;
2591        if (node_num < DSAF_SERVICE_NW_NUM && !is_ver1) {
2592                for (i = 0; i < DSAF_PRIO_NR; i++) {
2593                        p[13 + i + 0 * DSAF_PRIO_NR] = hw_stats->rx_pfc[i];
2594                        p[13 + i + 1 * DSAF_PRIO_NR] = hw_stats->tx_pfc[i];
2595                }
2596                p[29] = hw_stats->tx_pkts;
2597                return &p[30];
2598        }
2599
2600        p[13] = hw_stats->tx_pkts;
2601        return &p[14];
2602}
2603
2604/**
2605 *hns_dsaf_get_stats - get dsaf statistic
2606 *@ddev: dsaf device
2607 *@data:statistic value
2608 *@port: port num
2609 */
2610void hns_dsaf_get_stats(struct dsaf_device *ddev, u64 *data, int port)
2611{
2612        u64 *p = data;
2613        int node_num = port;
2614
2615        /* for ge/xge node info */
2616        p = hns_dsaf_get_node_stats(ddev, p, node_num);
2617
2618        /* for ppe node info */
2619        node_num = port + DSAF_PPE_INODE_BASE;
2620        (void)hns_dsaf_get_node_stats(ddev, p, node_num);
2621}
2622
2623/**
2624 *hns_dsaf_get_sset_count - get dsaf string set count
2625 *@stringset: type of values in data
2626 *return dsaf string name count
2627 */
2628int hns_dsaf_get_sset_count(struct dsaf_device *dsaf_dev, int stringset)
2629{
2630        bool is_ver1 = AE_IS_VER1(dsaf_dev->dsaf_ver);
2631
2632        if (stringset == ETH_SS_STATS) {
2633                if (is_ver1)
2634                        return DSAF_STATIC_NUM;
2635                else
2636                        return DSAF_V2_STATIC_NUM;
2637        }
2638        return 0;
2639}
2640
2641/**
2642 *hns_dsaf_get_strings - get dsaf string set
2643 *@stringset:srting set index
2644 *@data:strings name value
2645 *@port:port index
2646 */
2647void hns_dsaf_get_strings(int stringset, u8 *data, int port,
2648                          struct dsaf_device *dsaf_dev)
2649{
2650        char *buff = (char *)data;
2651        int node = port;
2652
2653        if (stringset != ETH_SS_STATS)
2654                return;
2655
2656        /* for ge/xge node info */
2657        buff = hns_dsaf_get_node_stats_strings(buff, node, dsaf_dev);
2658
2659        /* for ppe node info */
2660        node = port + DSAF_PPE_INODE_BASE;
2661        (void)hns_dsaf_get_node_stats_strings(buff, node, dsaf_dev);
2662}
2663
2664/**
2665 *hns_dsaf_get_sset_count - get dsaf regs count
2666 *return dsaf regs count
2667 */
2668int hns_dsaf_get_regs_count(void)
2669{
2670        return DSAF_DUMP_REGS_NUM;
2671}
2672
2673/**
2674 * dsaf_probe - probo dsaf dev
2675 * @pdev: dasf platform device
2676 * retuen 0 - success , negative --fail
2677 */
2678static int hns_dsaf_probe(struct platform_device *pdev)
2679{
2680        struct dsaf_device *dsaf_dev;
2681        int ret;
2682
2683        dsaf_dev = hns_dsaf_alloc_dev(&pdev->dev, sizeof(struct dsaf_drv_priv));
2684        if (IS_ERR(dsaf_dev)) {
2685                ret = PTR_ERR(dsaf_dev);
2686                dev_err(&pdev->dev,
2687                        "dsaf_probe dsaf_alloc_dev failed, ret = %#x!\n", ret);
2688                return ret;
2689        }
2690
2691        ret = hns_dsaf_get_cfg(dsaf_dev);
2692        if (ret)
2693                goto free_dev;
2694
2695        ret = hns_dsaf_init(dsaf_dev);
2696        if (ret)
2697                goto free_dev;
2698
2699        ret = hns_mac_init(dsaf_dev);
2700        if (ret)
2701                goto uninit_dsaf;
2702
2703        ret = hns_ppe_init(dsaf_dev);
2704        if (ret)
2705                goto uninit_mac;
2706
2707        ret = hns_dsaf_ae_init(dsaf_dev);
2708        if (ret)
2709                goto uninit_ppe;
2710
2711        return 0;
2712
2713uninit_ppe:
2714        hns_ppe_uninit(dsaf_dev);
2715
2716uninit_mac:
2717        hns_mac_uninit(dsaf_dev);
2718
2719uninit_dsaf:
2720        hns_dsaf_free(dsaf_dev);
2721
2722free_dev:
2723        hns_dsaf_free_dev(dsaf_dev);
2724
2725        return ret;
2726}
2727
2728/**
2729 * dsaf_remove - remove dsaf dev
2730 * @pdev: dasf platform device
2731 */
2732static int hns_dsaf_remove(struct platform_device *pdev)
2733{
2734        struct dsaf_device *dsaf_dev = dev_get_drvdata(&pdev->dev);
2735
2736        hns_dsaf_ae_uninit(dsaf_dev);
2737
2738        hns_ppe_uninit(dsaf_dev);
2739
2740        hns_mac_uninit(dsaf_dev);
2741
2742        hns_dsaf_free(dsaf_dev);
2743
2744        hns_dsaf_free_dev(dsaf_dev);
2745
2746        return 0;
2747}
2748
2749static const struct of_device_id g_dsaf_match[] = {
2750        {.compatible = "hisilicon,hns-dsaf-v1"},
2751        {.compatible = "hisilicon,hns-dsaf-v2"},
2752        {}
2753};
2754MODULE_DEVICE_TABLE(of, g_dsaf_match);
2755
2756static struct platform_driver g_dsaf_driver = {
2757        .probe = hns_dsaf_probe,
2758        .remove = hns_dsaf_remove,
2759        .driver = {
2760                .name = DSAF_DRV_NAME,
2761                .of_match_table = g_dsaf_match,
2762                .acpi_match_table = hns_dsaf_acpi_match,
2763        },
2764};
2765
2766module_platform_driver(g_dsaf_driver);
2767
2768/**
2769 * hns_dsaf_roce_reset - reset dsaf and roce
2770 * @dsaf_fwnode: Pointer to framework node for the dasf
2771 * @enable: false - request reset , true - drop reset
2772 * retuen 0 - success , negative -fail
2773 */
2774int hns_dsaf_roce_reset(struct fwnode_handle *dsaf_fwnode, bool dereset)
2775{
2776        struct dsaf_device *dsaf_dev;
2777        struct platform_device *pdev;
2778        u32 mp;
2779        u32 sl;
2780        u32 credit;
2781        int i;
2782        const u32 port_map[DSAF_ROCE_CREDIT_CHN][DSAF_ROCE_CHAN_MODE_NUM] = {
2783                {DSAF_ROCE_PORT_0, DSAF_ROCE_PORT_0, DSAF_ROCE_PORT_0},
2784                {DSAF_ROCE_PORT_1, DSAF_ROCE_PORT_0, DSAF_ROCE_PORT_0},
2785                {DSAF_ROCE_PORT_2, DSAF_ROCE_PORT_1, DSAF_ROCE_PORT_0},
2786                {DSAF_ROCE_PORT_3, DSAF_ROCE_PORT_1, DSAF_ROCE_PORT_0},
2787                {DSAF_ROCE_PORT_4, DSAF_ROCE_PORT_2, DSAF_ROCE_PORT_1},
2788                {DSAF_ROCE_PORT_4, DSAF_ROCE_PORT_2, DSAF_ROCE_PORT_1},
2789                {DSAF_ROCE_PORT_5, DSAF_ROCE_PORT_3, DSAF_ROCE_PORT_1},
2790                {DSAF_ROCE_PORT_5, DSAF_ROCE_PORT_3, DSAF_ROCE_PORT_1},
2791        };
2792        const u32 sl_map[DSAF_ROCE_CREDIT_CHN][DSAF_ROCE_CHAN_MODE_NUM] = {
2793                {DSAF_ROCE_SL_0, DSAF_ROCE_SL_0, DSAF_ROCE_SL_0},
2794                {DSAF_ROCE_SL_0, DSAF_ROCE_SL_1, DSAF_ROCE_SL_1},
2795                {DSAF_ROCE_SL_0, DSAF_ROCE_SL_0, DSAF_ROCE_SL_2},
2796                {DSAF_ROCE_SL_0, DSAF_ROCE_SL_1, DSAF_ROCE_SL_3},
2797                {DSAF_ROCE_SL_0, DSAF_ROCE_SL_0, DSAF_ROCE_SL_0},
2798                {DSAF_ROCE_SL_1, DSAF_ROCE_SL_1, DSAF_ROCE_SL_1},
2799                {DSAF_ROCE_SL_0, DSAF_ROCE_SL_0, DSAF_ROCE_SL_2},
2800                {DSAF_ROCE_SL_1, DSAF_ROCE_SL_1, DSAF_ROCE_SL_3},
2801        };
2802
2803        /* find the platform device corresponding to fwnode */
2804        if (is_of_node(dsaf_fwnode)) {
2805                pdev = of_find_device_by_node(to_of_node(dsaf_fwnode));
2806        } else if (is_acpi_device_node(dsaf_fwnode)) {
2807                pdev = hns_dsaf_find_platform_device(dsaf_fwnode);
2808        } else {
2809                pr_err("fwnode is neither OF or ACPI type\n");
2810                return -EINVAL;
2811        }
2812
2813        /* check if we were a success in fetching pdev */
2814        if (!pdev) {
2815                pr_err("couldn't find platform device for node\n");
2816                return -ENODEV;
2817        }
2818
2819        /* retrieve the dsaf_device from the driver data */
2820        dsaf_dev = dev_get_drvdata(&pdev->dev);
2821        if (!dsaf_dev) {
2822                dev_err(&pdev->dev, "dsaf_dev is NULL\n");
2823                return -ENODEV;
2824        }
2825
2826        /* now, make sure we are running on compatible SoC */
2827        if (AE_IS_VER1(dsaf_dev->dsaf_ver)) {
2828                dev_err(dsaf_dev->dev, "%s v1 chip doesn't support RoCE!\n",
2829                        dsaf_dev->ae_dev.name);
2830                return -ENODEV;
2831        }
2832
2833        /* do reset or de-reset according to the flag */
2834        if (!dereset) {
2835                /* reset rocee-channels in dsaf and rocee */
2836                dsaf_dev->misc_op->hns_dsaf_srst_chns(dsaf_dev, DSAF_CHNS_MASK,
2837                                                      false);
2838                dsaf_dev->misc_op->hns_dsaf_roce_srst(dsaf_dev, false);
2839        } else {
2840                /* configure dsaf tx roce correspond to port map and sl map */
2841                mp = dsaf_read_dev(dsaf_dev, DSAF_ROCE_PORT_MAP_REG);
2842                for (i = 0; i < DSAF_ROCE_CREDIT_CHN; i++)
2843                        dsaf_set_field(mp, 7 << i * 3, i * 3,
2844                                       port_map[i][DSAF_ROCE_6PORT_MODE]);
2845                dsaf_set_field(mp, 3 << i * 3, i * 3, 0);
2846                dsaf_write_dev(dsaf_dev, DSAF_ROCE_PORT_MAP_REG, mp);
2847
2848                sl = dsaf_read_dev(dsaf_dev, DSAF_ROCE_SL_MAP_REG);
2849                for (i = 0; i < DSAF_ROCE_CREDIT_CHN; i++)
2850                        dsaf_set_field(sl, 3 << i * 2, i * 2,
2851                                       sl_map[i][DSAF_ROCE_6PORT_MODE]);
2852                dsaf_write_dev(dsaf_dev, DSAF_ROCE_SL_MAP_REG, sl);
2853
2854                /* de-reset rocee-channels in dsaf and rocee */
2855                dsaf_dev->misc_op->hns_dsaf_srst_chns(dsaf_dev, DSAF_CHNS_MASK,
2856                                                      true);
2857                msleep(SRST_TIME_INTERVAL);
2858                dsaf_dev->misc_op->hns_dsaf_roce_srst(dsaf_dev, true);
2859
2860                /* enable dsaf channel rocee credit */
2861                credit = dsaf_read_dev(dsaf_dev, DSAF_SBM_ROCEE_CFG_REG_REG);
2862                dsaf_set_bit(credit, DSAF_SBM_ROCEE_CFG_CRD_EN_B, 0);
2863                dsaf_write_dev(dsaf_dev, DSAF_SBM_ROCEE_CFG_REG_REG, credit);
2864
2865                dsaf_set_bit(credit, DSAF_SBM_ROCEE_CFG_CRD_EN_B, 1);
2866                dsaf_write_dev(dsaf_dev, DSAF_SBM_ROCEE_CFG_REG_REG, credit);
2867        }
2868        return 0;
2869}
2870EXPORT_SYMBOL(hns_dsaf_roce_reset);
2871
2872MODULE_LICENSE("GPL");
2873MODULE_AUTHOR("Huawei Tech. Co., Ltd.");
2874MODULE_DESCRIPTION("HNS DSAF driver");
2875MODULE_VERSION(DSAF_MOD_VERSION);
2876