ceph/src/spdk/dpdk/drivers/net/bnx2x/bnx2x_vfpf.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright (c) 2013-2015 Brocade Communications Systems, Inc.
   3  * Copyright (c) 2015-2018 Cavium Inc.
   4  * All rights reserved.
   5  * www.cavium.com
   6  */
   7
   8 #ifndef BNX2X_VFPF_H
   9 #define BNX2X_VFPF_H
  10
  11 #include "ecore_sp.h"
  12
  13 #define VLAN_HLEN 4
  14
  15 struct vf_resource_query {
  16         uint8_t num_rxqs;
  17         uint8_t num_txqs;
  18         uint8_t num_sbs;
  19         uint8_t num_mac_filters;
  20         uint8_t num_vlan_filters;
  21         uint8_t num_mc_filters;
  22 };
  23
  24 #define BNX2X_VF_STATUS_SUCCESS         1
  25 #define BNX2X_VF_STATUS_FAILURE         2
  26 #define BNX2X_VF_STATUS_NO_RESOURCES    4
  27 #define BNX2X_VF_BULLETIN_TRIES         5
  28
  29 #define BNX2X_VF_Q_FLAG_CACHE_ALIGN     0x0008
  30 #define BNX2X_VF_Q_FLAG_STATS           0x0010
  31 #define BNX2X_VF_Q_FLAG_OV              0x0020
  32 #define BNX2X_VF_Q_FLAG_VLAN            0x0040
  33 #define BNX2X_VF_Q_FLAG_COS             0x0080
  34 #define BNX2X_VF_Q_FLAG_HC              0x0100
  35 #define BNX2X_VF_Q_FLAG_DHC             0x0200
  36 #define BNX2X_VF_Q_FLAG_LEADING_RSS     0x0400
  37
  38 #define TLV_BUFFER_SIZE                 1024
  39
  40 #define VFPF_RX_MASK_ACCEPT_NONE                0x00000000
  41 #define VFPF_RX_MASK_ACCEPT_MATCHED_UNICAST     0x00000001
  42 #define VFPF_RX_MASK_ACCEPT_MATCHED_MULTICAST   0x00000002
  43 #define VFPF_RX_MASK_ACCEPT_ALL_UNICAST         0x00000004
  44 #define VFPF_RX_MASK_ACCEPT_ALL_MULTICAST       0x00000008
  45 #define VFPF_RX_MASK_ACCEPT_BROADCAST           0x00000010
  46
  47 /* general tlv header (used for both vf->pf request and pf->vf response) */
  48 struct channel_tlv {
  49         uint16_t type;
  50         uint16_t length;
  51 };
  52
  53 struct vf_first_tlv {
  54         struct channel_tlv tl;
  55         uint32_t reply_offset;
  56 };
  57
  58 struct tlv_buffer_size {
  59         uint8_t tlv_buffer[TLV_BUFFER_SIZE];
  60 };
  61
  62 /* tlv struct for all PF replies except acquire */
  63 struct vf_common_reply_tlv {
  64         struct channel_tlv tl;
  65         uint8_t status;
  66         uint8_t pad[3];
  67 };
  68
  69 /* used to terminate and pad a tlv list */
  70 struct channel_list_end_tlv {
  71         struct channel_tlv tl;
  72         uint32_t pad;
  73 };
  74
  75 /* Acquire */
  76 struct vf_acquire_tlv {
  77         struct vf_first_tlv first_tlv;
  78
  79         uint8_t vf_id;
  80         uint8_t pad[3];
  81
  82         struct vf_resource_query res_query;
  83
  84         uint64_t bulletin_addr;
  85 };
  86
  87 /* simple operation request on queue */
  88 struct vf_q_op_tlv {
  89         struct vf_first_tlv     first_tlv;
  90         uint8_t vf_qid;
  91         uint8_t pad[3];
  92 };
  93
  94 /* receive side scaling tlv */
  95 struct vf_rss_tlv {
  96         struct vf_first_tlv     first_tlv;
  97         uint32_t                rss_flags;
  98         uint8_t                 rss_result_mask;
  99         uint8_t                 ind_table_size;
 100         uint8_t                 rss_key_size;
 101         uint8_t                 pad;
 102         uint8_t                 ind_table[T_ETH_INDIRECTION_TABLE_SIZE];
 103         uint32_t                rss_key[T_ETH_RSS_KEY]; /* hash values */
 104 };
 105
 106 struct vf_resc {
 107 #define BNX2X_VF_MAX_QUEUES_PER_VF         16
 108 #define BNX2X_VF_MAX_SBS_PER_VF            16
 109         uint16_t hw_sbs[BNX2X_VF_MAX_SBS_PER_VF];
 110         uint8_t hw_qid[BNX2X_VF_MAX_QUEUES_PER_VF];
 111         uint8_t num_rxqs;
 112         uint8_t num_txqs;
 113         uint8_t num_sbs;
 114         uint8_t num_mac_filters;
 115         uint8_t num_vlan_filters;
 116         uint8_t num_mc_filters;
 117         uint8_t permanent_mac_addr[ETH_ALEN];
 118         struct ether_addr current_mac_addr;
 119         uint16_t pf_link_speed;
 120         uint32_t pf_link_supported;
 121 };
 122
 123 /* tlv struct holding reply for acquire */
 124 struct vf_acquire_resp_tlv {
 125         uint16_t type;
 126         uint16_t length;
 127         uint8_t status;
 128         uint8_t pad1[3];
 129         uint32_t chip_num;
 130         uint8_t pad2[4];
 131         char fw_ver[32];
 132         uint16_t db_size;
 133         uint8_t pad3[2];
 134         struct vf_resc resc;
 135 };
 136
 137 /* Init VF */
 138 struct vf_init_tlv {
 139         struct vf_first_tlv first_tlv;
 140         uint64_t sb_addr[BNX2X_VF_MAX_SBS_PER_VF];
 141         uint64_t spq_addr;
 142         uint64_t stats_addr;
 143         uint16_t stats_step;
 144         uint32_t flags;
 145         uint32_t pad[2];
 146 };
 147
 148 struct vf_rxq_params {
 149         /* physical addresses */
 150         uint64_t rcq_addr;
 151         uint64_t rcq_np_addr;
 152         uint64_t rxq_addr;
 153         uint64_t pad1;
 154
 155         /* sb + hc info */
 156         uint8_t  vf_sb_id;
 157         uint8_t  sb_cq_index;
 158         uint16_t hc_rate;       /* desired interrupts per sec. */
 159         /* rx buffer info */
 160         uint16_t mtu;
 161         uint16_t buf_sz;
 162         uint16_t flags;         /* for BNX2X_VF_Q_FLAG_X flags */
 163         uint16_t stat_id;       /* valid if BNX2X_VF_Q_FLAG_STATS */
 164
 165         uint8_t pad2[5];
 166
 167         uint8_t drop_flags;
 168         uint8_t cache_line_log; /* BNX2X_VF_Q_FLAG_CACHE_ALIGN */
 169         uint8_t pad3;
 170 };
 171
 172 struct vf_txq_params {
 173         /* physical addresses */
 174         uint64_t txq_addr;
 175
 176         /* sb + hc info */
 177         uint8_t  vf_sb_id;      /* index in hw_sbs[] */
 178         uint8_t  sb_index;      /* Index in the SB */
 179         uint16_t hc_rate;       /* desired interrupts per sec. */
 180         uint32_t flags;         /* for BNX2X_VF_Q_FLAG_X flags */
 181         uint16_t stat_id;       /* valid if BNX2X_VF_Q_FLAG_STATS */
 182         uint8_t  traffic_type;  /* see in setup_context() */
 183         uint8_t  pad;
 184 };
 185
 186 /* Setup Queue */
 187 struct vf_setup_q_tlv {
 188         struct vf_first_tlv first_tlv;
 189
 190         struct vf_rxq_params rxq;
 191         struct vf_txq_params txq;
 192
 193         uint8_t vf_qid;                 /* index in hw_qid[] */
 194         uint8_t param_valid;
 195         #define VF_RXQ_VALID            0x01
 196         #define VF_TXQ_VALID            0x02
 197         uint8_t pad[2];
 198 };
 199
 200 /* Set Queue Filters */
 201 struct vf_q_mac_vlan_filter {
 202         uint32_t flags;
 203         #define BNX2X_VF_Q_FILTER_DEST_MAC_VALID        0x01
 204         #define BNX2X_VF_Q_FILTER_VLAN_TAG_VALID        0x02
 205         #define BNX2X_VF_Q_FILTER_SET_MAC               0x100   /* set/clear */
 206         uint8_t  mac[ETH_ALEN];
 207         uint16_t vlan_tag;
 208 };
 209
 210
 211 #define _UP_ETH_ALEN    (6)
 212
 213 /* configure queue filters */
 214 struct vf_set_q_filters_tlv {
 215         struct vf_first_tlv first_tlv;
 216
 217         uint32_t flags;
 218         #define BNX2X_VF_MAC_VLAN_CHANGED       0x01
 219         #define BNX2X_VF_MULTICAST_CHANGED      0x02
 220         #define BNX2X_VF_RX_MASK_CHANGED        0x04
 221
 222         uint8_t vf_qid;                 /* index in hw_qid[] */
 223         uint8_t mac_filters_cnt;
 224         uint8_t multicast_cnt;
 225         uint8_t pad;
 226
 227         #define VF_MAX_MAC_FILTERS                      16
 228         #define VF_MAX_VLAN_FILTERS                     16
 229         #define VF_MAX_FILTERS                  (VF_MAX_MAC_FILTERS +\
 230                                                         VF_MAX_VLAN_FILTERS)
 231         struct vf_q_mac_vlan_filter filters[VF_MAX_FILTERS];
 232
 233         #define VF_MAX_MULTICAST_PER_VF                 32
 234         uint8_t  multicast[VF_MAX_MULTICAST_PER_VF][_UP_ETH_ALEN];
 235         unsigned long rx_mask;
 236 };
 237
 238
 239 /* close VF (disable VF) */
 240 struct vf_close_tlv {
 241         struct vf_first_tlv     first_tlv;
 242         uint16_t                vf_id;  /* for debug */
 243         uint8_t pad[2];
 244 };
 245
 246 /* rlease the VF's acquired resources */
 247 struct vf_release_tlv {
 248         struct vf_first_tlv   first_tlv;
 249         uint16_t                vf_id;  /* for debug */
 250         uint8_t pad[2];
 251 };
 252
 253 union query_tlvs {
 254         struct vf_first_tlv             first_tlv;
 255         struct vf_acquire_tlv           acquire;
 256         struct vf_init_tlv              init;
 257         struct vf_close_tlv             close;
 258         struct vf_q_op_tlv              q_op;
 259         struct vf_setup_q_tlv           setup_q;
 260         struct vf_set_q_filters_tlv     set_q_filters;
 261         struct vf_release_tlv           release;
 262         struct vf_rss_tlv               update_rss;
 263         struct channel_list_end_tlv     list_end;
 264         struct tlv_buffer_size          tlv_buf_size;
 265 };
 266
 267 union resp_tlvs {
 268         struct vf_common_reply_tlv      common_reply;
 269         struct vf_acquire_resp_tlv      acquire_resp;
 270         struct channel_list_end_tlv     list_end;
 271         struct tlv_buffer_size          tlv_buf_size;
 272 };
 273
 274 /* struct allocated by VF driver, PF sends updates to VF via bulletin */
 275 struct bnx2x_vf_bulletin {
 276         uint32_t crc;                   /* crc of structure to ensure is not in
 277                                          * mid-update
 278                                          */
 279         uint16_t version;
 280         uint16_t length;
 281
 282         uint64_t valid_bitmap;  /* bitmap indicating which fields
 283                                          * hold valid values
 284                                          */
 285
 286 #define MAC_ADDR_VALID          0       /* alert the vf that a new mac address
 287                                          * is available for it
 288                                          */
 289 #define VLAN_VALID              1       /* when set, the vf should no access the
 290                                          * vf channel
 291                                          */
 292 #define CHANNEL_DOWN            2       /* vf channel is disabled. VFs are not
 293                                          * to attempt to send messages on the
 294                                          * channel after this bit is set
 295                                          */
 296         uint8_t mac[ETH_ALEN];
 297         uint8_t mac_pad[2];
 298
 299         uint16_t vlan;
 300         uint8_t vlan_pad[6];
 301 };
 302
 303 #define MAX_TLVS_IN_LIST 50
 304 enum channel_tlvs {
 305         BNX2X_VF_TLV_NONE, /* ends tlv sequence */
 306         BNX2X_VF_TLV_ACQUIRE,
 307         BNX2X_VF_TLV_INIT,
 308         BNX2X_VF_TLV_SETUP_Q,
 309         BNX2X_VF_TLV_SET_Q_FILTERS,
 310         BNX2X_VF_TLV_ACTIVATE_Q,
 311         BNX2X_VF_TLV_DEACTIVATE_Q,
 312         BNX2X_VF_TLV_TEARDOWN_Q,
 313         BNX2X_VF_TLV_CLOSE,
 314         BNX2X_VF_TLV_RELEASE,
 315         BNX2X_VF_TLV_UPDATE_RSS_OLD,
 316         BNX2X_VF_TLV_PF_RELEASE_VF,
 317         BNX2X_VF_TLV_LIST_END,
 318         BNX2X_VF_TLV_FLR,
 319         BNX2X_VF_TLV_PF_SET_MAC,
 320         BNX2X_VF_TLV_PF_SET_VLAN,
 321         BNX2X_VF_TLV_UPDATE_RSS,
 322         BNX2X_VF_TLV_PHYS_PORT_ID,
 323         BNX2X_VF_TLV_MAX
 324 };
 325
 326 struct bnx2x_vf_mbx_msg {
 327         union query_tlvs query[BNX2X_VF_MAX_QUEUES_PER_VF];
 328         union resp_tlvs resp;
 329 };
 330
 331 int bnx2x_vf_set_mac(struct bnx2x_softc *sc, int set);
 332 int bnx2x_vf_config_rss(struct bnx2x_softc *sc, struct ecore_config_rss_params *params);
 333
 334 #endif /* BNX2X_VFPF_H */