include/linux/qed/qed_eth_if.h

   1 /* QLogic qed NIC Driver
   2  * Copyright (c) 2015-2017  QLogic Corporation
   3  *
   4  * This software is available to you under a choice of one of two
   5  * licenses.  You may choose to be licensed under the terms of the GNU
   6  * General Public License (GPL) Version 2, available from the file
   7  * COPYING in the main directory of this source tree, or the
   8  * OpenIB.org BSD license below:
   9  *
  10  *     Redistribution and use in source and binary forms, with or
  11  *     without modification, are permitted provided that the following
  12  *     conditions are met:
  13  *
  14  *      - Redistributions of source code must retain the above
  15  *        copyright notice, this list of conditions and the following
  16  *        disclaimer.
  17  *
  18  *      - Redistributions in binary form must reproduce the above
  19  *        copyright notice, this list of conditions and the following
  20  *        disclaimer in the documentation and /or other materials
  21  *        provided with the distribution.
  22  *
  23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  30  * SOFTWARE.
  31  */
  32
  33 #ifndef _QED_ETH_IF_H
  34 #define _QED_ETH_IF_H
  35
  36 #include <linux/list.h>
  37 #include <linux/if_link.h>
  38 #include <linux/qed/eth_common.h>
  39 #include <linux/qed/qed_if.h>
  40 #include <linux/qed/qed_iov_if.h>
  41
  42 struct qed_queue_start_common_params {
  43         /* Should always be relative to entity sending this. */
  44         u8 vport_id;
  45         u16 queue_id;
  46
  47         /* Relative, but relevant only for PFs */
  48         u8 stats_id;
  49
  50         /* These are always absolute */
  51         u16 sb;
  52         u8 sb_idx;
  53 };
  54
  55 struct qed_rxq_start_ret_params {
  56         void __iomem *p_prod;
  57         void *p_handle;
  58 };
  59
  60 struct qed_txq_start_ret_params {
  61         void __iomem *p_doorbell;
  62         void *p_handle;
  63 };
  64
  65 struct qed_dev_eth_info {
  66         struct qed_dev_info common;
  67
  68         u8      num_queues;
  69         u8      num_tc;
  70
  71         u8      port_mac[ETH_ALEN];
  72         u16     num_vlan_filters;
  73         u16     num_mac_filters;
  74
  75         /* Legacy VF - this affects the datapath, so qede has to know */
  76         bool is_legacy;
  77 };
  78
  79 struct qed_update_vport_rss_params {
  80         u16     rss_ind_table[128];
  81         u32     rss_key[10];
  82         u8      rss_caps;
  83 };
  84
  85 struct qed_update_vport_params {
  86         u8 vport_id;
  87         u8 update_vport_active_flg;
  88         u8 vport_active_flg;
  89         u8 update_tx_switching_flg;
  90         u8 tx_switching_flg;
  91         u8 update_accept_any_vlan_flg;
  92         u8 accept_any_vlan;
  93         u8 update_rss_flg;
  94         struct qed_update_vport_rss_params rss_params;
  95 };
  96
  97 struct qed_start_vport_params {
  98         bool remove_inner_vlan;
  99         bool gro_enable;
 100         bool drop_ttl0;
 101         u8 vport_id;
 102         u16 mtu;
 103         bool clear_stats;
 104 };
 105
 106 enum qed_filter_rx_mode_type {
 107         QED_FILTER_RX_MODE_TYPE_REGULAR,
 108         QED_FILTER_RX_MODE_TYPE_MULTI_PROMISC,
 109         QED_FILTER_RX_MODE_TYPE_PROMISC,
 110 };
 111
 112 enum qed_filter_xcast_params_type {
 113         QED_FILTER_XCAST_TYPE_ADD,
 114         QED_FILTER_XCAST_TYPE_DEL,
 115         QED_FILTER_XCAST_TYPE_REPLACE,
 116 };
 117
 118 struct qed_filter_ucast_params {
 119         enum qed_filter_xcast_params_type type;
 120         u8 vlan_valid;
 121         u16 vlan;
 122         u8 mac_valid;
 123         unsigned char mac[ETH_ALEN];
 124 };
 125
 126 struct qed_filter_mcast_params {
 127         enum qed_filter_xcast_params_type type;
 128         u8 num;
 129         unsigned char mac[64][ETH_ALEN];
 130 };
 131
 132 union qed_filter_type_params {
 133         enum qed_filter_rx_mode_type accept_flags;
 134         struct qed_filter_ucast_params ucast;
 135         struct qed_filter_mcast_params mcast;
 136 };
 137
 138 enum qed_filter_type {
 139         QED_FILTER_TYPE_UCAST,
 140         QED_FILTER_TYPE_MCAST,
 141         QED_FILTER_TYPE_RX_MODE,
 142         QED_MAX_FILTER_TYPES,
 143 };
 144
 145 struct qed_filter_params {
 146         enum qed_filter_type type;
 147         union qed_filter_type_params filter;
 148 };
 149
 150 struct qed_tunn_params {
 151         u16 vxlan_port;
 152         u8 update_vxlan_port;
 153         u16 geneve_port;
 154         u8 update_geneve_port;
 155 };
 156
 157 struct qed_eth_cb_ops {
 158         struct qed_common_cb_ops common;
 159         void (*force_mac) (void *dev, u8 *mac, bool forced);
 160 };
 161
 162 #ifdef CONFIG_DCB
 163 /* Prototype declaration of qed_eth_dcbnl_ops should match with the declaration
 164  * of dcbnl_rtnl_ops structure.
 165  */
 166 struct qed_eth_dcbnl_ops {
 167         /* IEEE 802.1Qaz std */
 168         int (*ieee_getpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
 169         int (*ieee_setpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
 170         int (*ieee_getets)(struct qed_dev *cdev, struct ieee_ets *ets);
 171         int (*ieee_setets)(struct qed_dev *cdev, struct ieee_ets *ets);
 172         int (*ieee_peer_getets)(struct qed_dev *cdev, struct ieee_ets *ets);
 173         int (*ieee_peer_getpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
 174         int (*ieee_getapp)(struct qed_dev *cdev, struct dcb_app *app);
 175         int (*ieee_setapp)(struct qed_dev *cdev, struct dcb_app *app);
 176
 177         /* CEE std */
 178         u8 (*getstate)(struct qed_dev *cdev);
 179         u8 (*setstate)(struct qed_dev *cdev, u8 state);
 180         void (*getpgtccfgtx)(struct qed_dev *cdev, int prio, u8 *prio_type,
 181                              u8 *pgid, u8 *bw_pct, u8 *up_map);
 182         void (*getpgbwgcfgtx)(struct qed_dev *cdev, int pgid, u8 *bw_pct);
 183         void (*getpgtccfgrx)(struct qed_dev *cdev, int prio, u8 *prio_type,
 184                              u8 *pgid, u8 *bw_pct, u8 *up_map);
 185         void (*getpgbwgcfgrx)(struct qed_dev *cdev, int pgid, u8 *bw_pct);
 186         void (*getpfccfg)(struct qed_dev *cdev, int prio, u8 *setting);
 187         void (*setpfccfg)(struct qed_dev *cdev, int prio, u8 setting);
 188         u8 (*getcap)(struct qed_dev *cdev, int capid, u8 *cap);
 189         int (*getnumtcs)(struct qed_dev *cdev, int tcid, u8 *num);
 190         u8 (*getpfcstate)(struct qed_dev *cdev);
 191         int (*getapp)(struct qed_dev *cdev, u8 idtype, u16 id);
 192         u8 (*getfeatcfg)(struct qed_dev *cdev, int featid, u8 *flags);
 193
 194         /* DCBX configuration */
 195         u8 (*getdcbx)(struct qed_dev *cdev);
 196         void (*setpgtccfgtx)(struct qed_dev *cdev, int prio,
 197                              u8 pri_type, u8 pgid, u8 bw_pct, u8 up_map);
 198         void (*setpgtccfgrx)(struct qed_dev *cdev, int prio,
 199                              u8 pri_type, u8 pgid, u8 bw_pct, u8 up_map);
 200         void (*setpgbwgcfgtx)(struct qed_dev *cdev, int pgid, u8 bw_pct);
 201         void (*setpgbwgcfgrx)(struct qed_dev *cdev, int pgid, u8 bw_pct);
 202         u8 (*setall)(struct qed_dev *cdev);
 203         int (*setnumtcs)(struct qed_dev *cdev, int tcid, u8 num);
 204         void (*setpfcstate)(struct qed_dev *cdev, u8 state);
 205         int (*setapp)(struct qed_dev *cdev, u8 idtype, u16 idval, u8 up);
 206         u8 (*setdcbx)(struct qed_dev *cdev, u8 state);
 207         u8 (*setfeatcfg)(struct qed_dev *cdev, int featid, u8 flags);
 208
 209         /* Peer apps */
 210         int (*peer_getappinfo)(struct qed_dev *cdev,
 211                                struct dcb_peer_app_info *info,
 212                                u16 *app_count);
 213         int (*peer_getapptable)(struct qed_dev *cdev, struct dcb_app *table);
 214
 215         /* CEE peer */
 216         int (*cee_peer_getpfc)(struct qed_dev *cdev, struct cee_pfc *pfc);
 217         int (*cee_peer_getpg)(struct qed_dev *cdev, struct cee_pg *pg);
 218 };
 219 #endif
 220
 221 struct qed_eth_ops {
 222         const struct qed_common_ops *common;
 223 #ifdef CONFIG_QED_SRIOV
 224         const struct qed_iov_hv_ops *iov;
 225 #endif
 226 #ifdef CONFIG_DCB
 227         const struct qed_eth_dcbnl_ops *dcb;
 228 #endif
 229
 230         int (*fill_dev_info)(struct qed_dev *cdev,
 231                              struct qed_dev_eth_info *info);
 232
 233         void (*register_ops)(struct qed_dev *cdev,
 234                              struct qed_eth_cb_ops *ops,
 235                              void *cookie);
 236
 237          bool(*check_mac) (struct qed_dev *cdev, u8 *mac);
 238
 239         int (*vport_start)(struct qed_dev *cdev,
 240                            struct qed_start_vport_params *params);
 241
 242         int (*vport_stop)(struct qed_dev *cdev,
 243                           u8 vport_id);
 244
 245         int (*vport_update)(struct qed_dev *cdev,
 246                             struct qed_update_vport_params *params);
 247
 248         int (*q_rx_start)(struct qed_dev *cdev,
 249                           u8 rss_num,
 250                           struct qed_queue_start_common_params *params,
 251                           u16 bd_max_bytes,
 252                           dma_addr_t bd_chain_phys_addr,
 253                           dma_addr_t cqe_pbl_addr,
 254                           u16 cqe_pbl_size,
 255                           struct qed_rxq_start_ret_params *ret_params);
 256
 257         int (*q_rx_stop)(struct qed_dev *cdev, u8 rss_id, void *handle);
 258
 259         int (*q_tx_start)(struct qed_dev *cdev,
 260                           u8 rss_num,
 261                           struct qed_queue_start_common_params *params,
 262                           dma_addr_t pbl_addr,
 263                           u16 pbl_size,
 264                           struct qed_txq_start_ret_params *ret_params);
 265
 266         int (*q_tx_stop)(struct qed_dev *cdev, u8 rss_id, void *handle);
 267
 268         int (*filter_config)(struct qed_dev *cdev,
 269                              struct qed_filter_params *params);
 270
 271         int (*fastpath_stop)(struct qed_dev *cdev);
 272
 273         int (*eth_cqe_completion)(struct qed_dev *cdev,
 274                                   u8 rss_id,
 275                                   struct eth_slow_path_rx_cqe *cqe);
 276
 277         void (*get_vport_stats)(struct qed_dev *cdev,
 278                                 struct qed_eth_stats *stats);
 279
 280         int (*tunn_config)(struct qed_dev *cdev,
 281                            struct qed_tunn_params *params);
 282 };
 283
 284 const struct qed_eth_ops *qed_get_eth_ops(void);
 285 void qed_put_eth_ops(void);
 286
 287 #endif