linux/qed/qed_eth_if.h

0001 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
0002 /* QLogic qed NIC Driver
0003  * Copyright (c) 2015-2017  QLogic Corporation
0004  * Copyright (c) 2019-2020 Marvell International Ltd.
0005  */
0006
0007 #ifndef _QED_ETH_IF_H
0008 #define _QED_ETH_IF_H
0009
0010 #include <linux/list.h>
0011 #include <linux/if_link.h>
0012 #include <linux/qed/eth_common.h>
0013 #include <linux/qed/qed_if.h>
0014 #include <linux/qed/qed_iov_if.h>
0015
0016 /* 64 max queues * (1 rx + 4 tx-cos + 1 xdp) */
0017 #define QED_MIN_L2_CONS (2 + NUM_PHYS_TCS_4PORT_K2)
0018 #define QED_MAX_L2_CONS (64 * (QED_MIN_L2_CONS))
0019
0020 struct qed_queue_start_common_params {
0021     /* Should always be relative to entity sending this. */
0022     u8 vport_id;
0023     u16 queue_id;
0024
0025     /* Relative, but relevant only for PFs */
0026     u8 stats_id;
0027
0028     struct qed_sb_info *p_sb;
0029     u8 sb_idx;
0030
0031     u8 tc;
0032 };
0033
0034 struct qed_rxq_start_ret_params {
0035     void __iomem *p_prod;
0036     void *p_handle;
0037 };
0038
0039 struct qed_txq_start_ret_params {
0040     void __iomem *p_doorbell;
0041     void *p_handle;
0042 };
0043
0044 enum qed_filter_config_mode {
0045     QED_FILTER_CONFIG_MODE_DISABLE,
0046     QED_FILTER_CONFIG_MODE_5_TUPLE,
0047     QED_FILTER_CONFIG_MODE_L4_PORT,
0048     QED_FILTER_CONFIG_MODE_IP_DEST,
0049     QED_FILTER_CONFIG_MODE_IP_SRC,
0050 };
0051
0052 struct qed_ntuple_filter_params {
0053     /* Physically mapped address containing header of buffer to be used
0054      * as filter.
0055      */
0056     dma_addr_t addr;
0057
0058     /* Length of header in bytes */
0059     u16 length;
0060
0061     /* Relative queue-id to receive classified packet */
0062 #define QED_RFS_NTUPLE_QID_RSS ((u16)-1)
0063     u16 qid;
0064
0065     /* Identifier can either be according to vport-id or vfid */
0066     bool b_is_vf;
0067     u8 vport_id;
0068     u8 vf_id;
0069
0070     /* true iff this filter is to be added. Else to be removed */
0071     bool b_is_add;
0072
0073     /* If flow needs to be dropped */
0074     bool b_is_drop;
0075 };
0076
0077 struct qed_dev_eth_info {
0078     struct qed_dev_info common;
0079
0080     u8  num_queues;
0081     u8  num_tc;
0082
0083     u8  port_mac[ETH_ALEN];
0084     u16 num_vlan_filters;
0085     u16 num_mac_filters;
0086
0087     /* Legacy VF - this affects the datapath, so qede has to know */
0088     bool is_legacy;
0089
0090     /* Might depend on available resources [in case of VF] */
0091     bool xdp_supported;
0092 };
0093
0094 struct qed_update_vport_rss_params {
0095     void    *rss_ind_table[128];
0096     u32 rss_key[10];
0097     u8  rss_caps;
0098 };
0099
0100 struct qed_update_vport_params {
0101     u8 vport_id;
0102     u8 update_vport_active_flg;
0103     u8 vport_active_flg;
0104     u8 update_tx_switching_flg;
0105     u8 tx_switching_flg;
0106     u8 update_accept_any_vlan_flg;
0107     u8 accept_any_vlan;
0108     u8 update_rss_flg;
0109     struct qed_update_vport_rss_params rss_params;
0110 };
0111
0112 struct qed_start_vport_params {
0113     bool remove_inner_vlan;
0114     bool handle_ptp_pkts;
0115     bool gro_enable;
0116     bool drop_ttl0;
0117     u8 vport_id;
0118     u16 mtu;
0119     bool clear_stats;
0120 };
0121
0122 enum qed_filter_rx_mode_type {
0123     QED_FILTER_RX_MODE_TYPE_REGULAR,
0124     QED_FILTER_RX_MODE_TYPE_MULTI_PROMISC,
0125     QED_FILTER_RX_MODE_TYPE_PROMISC,
0126 };
0127
0128 enum qed_filter_xcast_params_type {
0129     QED_FILTER_XCAST_TYPE_ADD,
0130     QED_FILTER_XCAST_TYPE_DEL,
0131     QED_FILTER_XCAST_TYPE_REPLACE,
0132 };
0133
0134 struct qed_filter_ucast_params {
0135     enum qed_filter_xcast_params_type type;
0136     u8 vlan_valid;
0137     u16 vlan;
0138     u8 mac_valid;
0139     unsigned char mac[ETH_ALEN];
0140 };
0141
0142 struct qed_filter_mcast_params {
0143     enum qed_filter_xcast_params_type type;
0144     u8 num;
0145     unsigned char mac[64][ETH_ALEN];
0146 };
0147
0148 enum qed_filter_type {
0149     QED_FILTER_TYPE_UCAST,
0150     QED_FILTER_TYPE_MCAST,
0151     QED_FILTER_TYPE_RX_MODE,
0152     QED_MAX_FILTER_TYPES,
0153 };
0154
0155 struct qed_tunn_params {
0156     u16 vxlan_port;
0157     u8 update_vxlan_port;
0158     u16 geneve_port;
0159     u8 update_geneve_port;
0160 };
0161
0162 struct qed_eth_cb_ops {
0163     struct qed_common_cb_ops common;
0164     void (*force_mac) (void *dev, u8 *mac, bool forced);
0165     void (*ports_update)(void *dev, u16 vxlan_port, u16 geneve_port);
0166 };
0167
0168 #define QED_MAX_PHC_DRIFT_PPB   291666666
0169
0170 enum qed_ptp_filter_type {
0171     QED_PTP_FILTER_NONE,
0172     QED_PTP_FILTER_ALL,
0173     QED_PTP_FILTER_V1_L4_EVENT,
0174     QED_PTP_FILTER_V1_L4_GEN,
0175     QED_PTP_FILTER_V2_L4_EVENT,
0176     QED_PTP_FILTER_V2_L4_GEN,
0177     QED_PTP_FILTER_V2_L2_EVENT,
0178     QED_PTP_FILTER_V2_L2_GEN,
0179     QED_PTP_FILTER_V2_EVENT,
0180     QED_PTP_FILTER_V2_GEN
0181 };
0182
0183 enum qed_ptp_hwtstamp_tx_type {
0184     QED_PTP_HWTSTAMP_TX_OFF,
0185     QED_PTP_HWTSTAMP_TX_ON,
0186 };
0187
0188 #ifdef CONFIG_DCB
0189 /* Prototype declaration of qed_eth_dcbnl_ops should match with the declaration
0190  * of dcbnl_rtnl_ops structure.
0191  */
0192 struct qed_eth_dcbnl_ops {
0193     /* IEEE 802.1Qaz std */
0194     int (*ieee_getpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
0195     int (*ieee_setpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
0196     int (*ieee_getets)(struct qed_dev *cdev, struct ieee_ets *ets);
0197     int (*ieee_setets)(struct qed_dev *cdev, struct ieee_ets *ets);
0198     int (*ieee_peer_getets)(struct qed_dev *cdev, struct ieee_ets *ets);
0199     int (*ieee_peer_getpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
0200     int (*ieee_getapp)(struct qed_dev *cdev, struct dcb_app *app);
0201     int (*ieee_setapp)(struct qed_dev *cdev, struct dcb_app *app);
0202
0203     /* CEE std */
0204     u8 (*getstate)(struct qed_dev *cdev);
0205     u8 (*setstate)(struct qed_dev *cdev, u8 state);
0206     void (*getpgtccfgtx)(struct qed_dev *cdev, int prio, u8 *prio_type,
0207                  u8 *pgid, u8 *bw_pct, u8 *up_map);
0208     void (*getpgbwgcfgtx)(struct qed_dev *cdev, int pgid, u8 *bw_pct);
0209     void (*getpgtccfgrx)(struct qed_dev *cdev, int prio, u8 *prio_type,
0210                  u8 *pgid, u8 *bw_pct, u8 *up_map);
0211     void (*getpgbwgcfgrx)(struct qed_dev *cdev, int pgid, u8 *bw_pct);
0212     void (*getpfccfg)(struct qed_dev *cdev, int prio, u8 *setting);
0213     void (*setpfccfg)(struct qed_dev *cdev, int prio, u8 setting);
0214     u8 (*getcap)(struct qed_dev *cdev, int capid, u8 *cap);
0215     int (*getnumtcs)(struct qed_dev *cdev, int tcid, u8 *num);
0216     u8 (*getpfcstate)(struct qed_dev *cdev);
0217     int (*getapp)(struct qed_dev *cdev, u8 idtype, u16 id);
0218     u8 (*getfeatcfg)(struct qed_dev *cdev, int featid, u8 *flags);
0219
0220     /* DCBX configuration */
0221     u8 (*getdcbx)(struct qed_dev *cdev);
0222     void (*setpgtccfgtx)(struct qed_dev *cdev, int prio,
0223                  u8 pri_type, u8 pgid, u8 bw_pct, u8 up_map);
0224     void (*setpgtccfgrx)(struct qed_dev *cdev, int prio,
0225                  u8 pri_type, u8 pgid, u8 bw_pct, u8 up_map);
0226     void (*setpgbwgcfgtx)(struct qed_dev *cdev, int pgid, u8 bw_pct);
0227     void (*setpgbwgcfgrx)(struct qed_dev *cdev, int pgid, u8 bw_pct);
0228     u8 (*setall)(struct qed_dev *cdev);
0229     int (*setnumtcs)(struct qed_dev *cdev, int tcid, u8 num);
0230     void (*setpfcstate)(struct qed_dev *cdev, u8 state);
0231     int (*setapp)(struct qed_dev *cdev, u8 idtype, u16 idval, u8 up);
0232     u8 (*setdcbx)(struct qed_dev *cdev, u8 state);
0233     u8 (*setfeatcfg)(struct qed_dev *cdev, int featid, u8 flags);
0234
0235     /* Peer apps */
0236     int (*peer_getappinfo)(struct qed_dev *cdev,
0237                    struct dcb_peer_app_info *info,
0238                    u16 *app_count);
0239     int (*peer_getapptable)(struct qed_dev *cdev, struct dcb_app *table);
0240
0241     /* CEE peer */
0242     int (*cee_peer_getpfc)(struct qed_dev *cdev, struct cee_pfc *pfc);
0243     int (*cee_peer_getpg)(struct qed_dev *cdev, struct cee_pg *pg);
0244 };
0245 #endif
0246
0247 struct qed_eth_ptp_ops {
0248     int (*cfg_filters)(struct qed_dev *, enum qed_ptp_filter_type,
0249                enum qed_ptp_hwtstamp_tx_type);
0250     int (*read_rx_ts)(struct qed_dev *, u64 *);
0251     int (*read_tx_ts)(struct qed_dev *, u64 *);
0252     int (*read_cc)(struct qed_dev *, u64 *);
0253     int (*disable)(struct qed_dev *);
0254     int (*adjfreq)(struct qed_dev *, s32);
0255     int (*enable)(struct qed_dev *);
0256 };
0257
0258 struct qed_eth_ops {
0259     const struct qed_common_ops *common;
0260 #ifdef CONFIG_QED_SRIOV
0261     const struct qed_iov_hv_ops *iov;
0262 #endif
0263 #ifdef CONFIG_DCB
0264     const struct qed_eth_dcbnl_ops *dcb;
0265 #endif
0266     const struct qed_eth_ptp_ops *ptp;
0267
0268     int (*fill_dev_info)(struct qed_dev *cdev,
0269                  struct qed_dev_eth_info *info);
0270
0271     void (*register_ops)(struct qed_dev *cdev,
0272                  struct qed_eth_cb_ops *ops,
0273                  void *cookie);
0274
0275      bool(*check_mac) (struct qed_dev *cdev, u8 *mac);
0276
0277     int (*vport_start)(struct qed_dev *cdev,
0278                struct qed_start_vport_params *params);
0279
0280     int (*vport_stop)(struct qed_dev *cdev,
0281               u8 vport_id);
0282
0283     int (*vport_update)(struct qed_dev *cdev,
0284                 struct qed_update_vport_params *params);
0285
0286     int (*q_rx_start)(struct qed_dev *cdev,
0287               u8 rss_num,
0288               struct qed_queue_start_common_params *params,
0289               u16 bd_max_bytes,
0290               dma_addr_t bd_chain_phys_addr,
0291               dma_addr_t cqe_pbl_addr,
0292               u16 cqe_pbl_size,
0293               struct qed_rxq_start_ret_params *ret_params);
0294
0295     int (*q_rx_stop)(struct qed_dev *cdev, u8 rss_id, void *handle);
0296
0297     int (*q_tx_start)(struct qed_dev *cdev,
0298               u8 rss_num,
0299               struct qed_queue_start_common_params *params,
0300               dma_addr_t pbl_addr,
0301               u16 pbl_size,
0302               struct qed_txq_start_ret_params *ret_params);
0303
0304     int (*q_tx_stop)(struct qed_dev *cdev, u8 rss_id, void *handle);
0305
0306     int (*filter_config_rx_mode)(struct qed_dev *cdev,
0307                      enum qed_filter_rx_mode_type type);
0308
0309     int (*filter_config_ucast)(struct qed_dev *cdev,
0310                    struct qed_filter_ucast_params *params);
0311
0312     int (*filter_config_mcast)(struct qed_dev *cdev,
0313                    struct qed_filter_mcast_params *params);
0314
0315     int (*fastpath_stop)(struct qed_dev *cdev);
0316
0317     int (*eth_cqe_completion)(struct qed_dev *cdev,
0318                   u8 rss_id,
0319                   struct eth_slow_path_rx_cqe *cqe);
0320
0321     void (*get_vport_stats)(struct qed_dev *cdev,
0322                 struct qed_eth_stats *stats);
0323
0324     int (*tunn_config)(struct qed_dev *cdev,
0325                struct qed_tunn_params *params);
0326
0327     int (*ntuple_filter_config)(struct qed_dev *cdev,
0328                     void *cookie,
0329                     struct qed_ntuple_filter_params *params);
0330
0331     int (*configure_arfs_searcher)(struct qed_dev *cdev,
0332                        enum qed_filter_config_mode mode);
0333     int (*get_coalesce)(struct qed_dev *cdev, u16 *coal, void *handle);
0334     int (*req_bulletin_update_mac)(struct qed_dev *cdev, const u8 *mac);
0335 };
0336
0337 const struct qed_eth_ops *qed_get_eth_ops(void);
0338 void qed_put_eth_ops(void);
0339
0340 #endif