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/*
* Broadcom NetXtreme-E RoCE driver.
*
* Copyright (c) 2016 - 2017, Broadcom. All rights reserved. The term
* Broadcom refers to Broadcom Limited and/or its subsidiaries.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* BSD license below:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Description: Slow Path Operators (header)
*
*/
#ifndef __BNXT_QPLIB_SP_H__
#define __BNXT_QPLIB_SP_H__
#define BNXT_QPLIB_RESERVED_QP_WRS 128
struct bnxt_qplib_dev_attr {
#define FW_VER_ARR_LEN 4
u8 fw_ver[FW_VER_ARR_LEN];
#define BNXT_QPLIB_NUM_GIDS_SUPPORTED 256
u16 max_sgid;
u16 max_mrw;
u32 max_qp;
#define BNXT_QPLIB_MAX_OUT_RD_ATOM 126
u32 max_qp_rd_atom;
u32 max_qp_init_rd_atom;
u32 max_qp_wqes;
u32 max_qp_sges;
u32 max_cq;
u32 max_cq_wqes;
u32 max_cq_sges;
u32 max_mr;
u64 max_mr_size;
u32 max_pd;
u32 max_mw;
u32 max_raw_ethy_qp;
u32 max_ah;
u32 max_srq;
u32 max_srq_wqes;
u32 max_srq_sges;
u32 max_pkey;
u32 max_inline_data;
u32 l2_db_size;
u8 tqm_alloc_reqs[MAX_TQM_ALLOC_REQ];
bool is_atomic;
u16 dev_cap_flags;
u32 max_dpi;
};
struct bnxt_qplib_pd {
u32 id;
};
struct bnxt_qplib_gid {
u8 data[16];
};
struct bnxt_qplib_gid_info {
struct bnxt_qplib_gid gid;
u16 vlan_id;
};
struct bnxt_qplib_ah {
struct bnxt_qplib_gid dgid;
struct bnxt_qplib_pd *pd;
u32 id;
u8 sgid_index;
/* For Query AH if the hw table and SW table are differnt */
u8 host_sgid_index;
u8 traffic_class;
u32 flow_label;
u8 hop_limit;
u8 sl;
u8 dmac[6];
u16 vlan_id;
u8 nw_type;
};
struct bnxt_qplib_mrw {
struct bnxt_qplib_pd *pd;
int type;
u32 flags;
#define BNXT_QPLIB_FR_PMR 0x80000000
u32 lkey;
u32 rkey;
#define BNXT_QPLIB_RSVD_LKEY 0xFFFFFFFF
u64 va;
u64 total_size;
u32 npages;
u64 mr_handle;
struct bnxt_qplib_hwq hwq;
};
struct bnxt_qplib_frpl {
int max_pg_ptrs;
struct bnxt_qplib_hwq hwq;
};
#define BNXT_QPLIB_ACCESS_LOCAL_WRITE BIT(0)
#define BNXT_QPLIB_ACCESS_REMOTE_READ BIT(1)
#define BNXT_QPLIB_ACCESS_REMOTE_WRITE BIT(2)
#define BNXT_QPLIB_ACCESS_REMOTE_ATOMIC BIT(3)
#define BNXT_QPLIB_ACCESS_MW_BIND BIT(4)
#define BNXT_QPLIB_ACCESS_ZERO_BASED BIT(5)
#define BNXT_QPLIB_ACCESS_ON_DEMAND BIT(6)
struct bnxt_qplib_roce_stats {
u64 to_retransmits;
u64 seq_err_naks_rcvd;
/* seq_err_naks_rcvd is 64 b */
u64 max_retry_exceeded;
/* max_retry_exceeded is 64 b */
u64 rnr_naks_rcvd;
/* rnr_naks_rcvd is 64 b */
u64 missing_resp;
u64 unrecoverable_err;
/* unrecoverable_err is 64 b */
u64 bad_resp_err;
/* bad_resp_err is 64 b */
u64 local_qp_op_err;
/* local_qp_op_err is 64 b */
u64 local_protection_err;
/* local_protection_err is 64 b */
u64 mem_mgmt_op_err;
/* mem_mgmt_op_err is 64 b */
u64 remote_invalid_req_err;
/* remote_invalid_req_err is 64 b */
u64 remote_access_err;
/* remote_access_err is 64 b */
u64 remote_op_err;
/* remote_op_err is 64 b */
u64 dup_req;
/* dup_req is 64 b */
u64 res_exceed_max;
/* res_exceed_max is 64 b */
u64 res_length_mismatch;
/* res_length_mismatch is 64 b */
u64 res_exceeds_wqe;
/* res_exceeds_wqe is 64 b */
u64 res_opcode_err;
/* res_opcode_err is 64 b */
u64 res_rx_invalid_rkey;
/* res_rx_invalid_rkey is 64 b */
u64 res_rx_domain_err;
/* res_rx_domain_err is 64 b */
u64 res_rx_no_perm;
/* res_rx_no_perm is 64 b */
u64 res_rx_range_err;
/* res_rx_range_err is 64 b */
u64 res_tx_invalid_rkey;
/* res_tx_invalid_rkey is 64 b */
u64 res_tx_domain_err;
/* res_tx_domain_err is 64 b */
u64 res_tx_no_perm;
/* res_tx_no_perm is 64 b */
u64 res_tx_range_err;
/* res_tx_range_err is 64 b */
u64 res_irrq_oflow;
/* res_irrq_oflow is 64 b */
u64 res_unsup_opcode;
/* res_unsup_opcode is 64 b */
u64 res_unaligned_atomic;
/* res_unaligned_atomic is 64 b */
u64 res_rem_inv_err;
/* res_rem_inv_err is 64 b */
u64 res_mem_error;
/* res_mem_error is 64 b */
u64 res_srq_err;
/* res_srq_err is 64 b */
u64 res_cmp_err;
/* res_cmp_err is 64 b */
u64 res_invalid_dup_rkey;
/* res_invalid_dup_rkey is 64 b */
u64 res_wqe_format_err;
/* res_wqe_format_err is 64 b */
u64 res_cq_load_err;
/* res_cq_load_err is 64 b */
u64 res_srq_load_err;
/* res_srq_load_err is 64 b */
u64 res_tx_pci_err;
/* res_tx_pci_err is 64 b */
u64 res_rx_pci_err;
/* res_rx_pci_err is 64 b */
u64 res_oos_drop_count;
/* res_oos_drop_count */
u64 active_qp_count_p0;
/* port 0 active qps */
u64 active_qp_count_p1;
/* port 1 active qps */
u64 active_qp_count_p2;
/* port 2 active qps */
u64 active_qp_count_p3;
/* port 3 active qps */
};
struct bnxt_qplib_ext_stat {
u64 tx_atomic_req;
u64 tx_read_req;
u64 tx_read_res;
u64 tx_write_req;
u64 tx_send_req;
u64 tx_roce_pkts;
u64 tx_roce_bytes;
u64 rx_atomic_req;
u64 rx_read_req;
u64 rx_read_res;
u64 rx_write_req;
u64 rx_send_req;
u64 rx_roce_pkts;
u64 rx_roce_bytes;
u64 rx_roce_good_pkts;
u64 rx_roce_good_bytes;
u64 rx_out_of_buffer;
u64 rx_out_of_sequence;
u64 tx_cnp;
u64 rx_cnp;
u64 rx_ecn_marked;
};
struct bnxt_qplib_cc_param_ext {
u64 ext_mask;
u16 inact_th_hi;
u16 min_delta_cnp;
u16 init_cp;
u8 tr_update_mode;
u8 tr_update_cyls;
u8 fr_rtt;
u8 ai_rate_incr;
u16 rr_rtt_th;
u16 ar_cr_th;
u16 cr_min_th;
u8 bw_avg_weight;
u8 cr_factor;
u16 cr_th_max_cp;
u8 cp_bias_en;
u8 cp_bias;
u8 cnp_ecn;
u8 rtt_jitter_en;
u16 bytes_per_usec;
u16 cc_cr_reset_th;
u8 cr_width;
u8 min_quota;
u8 max_quota;
u8 abs_max_quota;
u16 tr_lb;
u8 cr_prob_fac;
u8 tr_prob_fac;
u16 fair_cr_th;
u8 red_div;
u8 cnp_ratio_th;
u16 ai_ext_rtt;
u8 exp_crcp_ratio;
u8 low_rate_en;
u16 cpcr_update_th;
u16 ai_rtt_th1;
u16 ai_rtt_th2;
u16 cf_rtt_th;
u16 sc_cr_th1; /* severe congestion cr threshold 1 */
u16 sc_cr_th2; /* severe congestion cr threshold 2 */
u32 l64B_per_rtt;
u8 cc_ack_bytes;
u16 reduce_cf_rtt_th;
};
struct bnxt_qplib_cc_param {
u8 alt_vlan_pcp;
u16 alt_tos_dscp;
u8 cc_mode;
u8 enable;
u16 inact_th;
u16 init_cr;
u16 init_tr;
u16 rtt;
u8 g;
u8 nph_per_state;
u8 time_pph;
u8 pkts_pph;
u8 tos_ecn;
u8 tos_dscp;
u16 tcp_cp;
struct bnxt_qplib_cc_param_ext cc_ext;
u32 mask;
};
int bnxt_qplib_get_sgid(struct bnxt_qplib_res *res,
struct bnxt_qplib_sgid_tbl *sgid_tbl, int index,
struct bnxt_qplib_gid *gid);
int bnxt_qplib_del_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl,
struct bnxt_qplib_gid *gid, u16 vlan_id, bool update);
int bnxt_qplib_add_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl,
struct bnxt_qplib_gid *gid, const u8 *mac, u16 vlan_id,
bool update, u32 *index);
int bnxt_qplib_update_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl,
struct bnxt_qplib_gid *gid, u16 gid_idx,
const u8 *smac);
int bnxt_qplib_get_dev_attr(struct bnxt_qplib_rcfw *rcfw,
struct bnxt_qplib_dev_attr *attr);
int bnxt_qplib_set_func_resources(struct bnxt_qplib_res *res,
struct bnxt_qplib_rcfw *rcfw,
struct bnxt_qplib_ctx *ctx);
int bnxt_qplib_create_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah,
bool block);
int bnxt_qplib_destroy_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah,
bool block);
int bnxt_qplib_alloc_mrw(struct bnxt_qplib_res *res,
struct bnxt_qplib_mrw *mrw);
int bnxt_qplib_dereg_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mrw,
bool block);
int bnxt_qplib_reg_mr(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr,
struct ib_umem *umem, int num_pbls, u32 buf_pg_size);
int bnxt_qplib_free_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr);
int bnxt_qplib_alloc_fast_reg_mr(struct bnxt_qplib_res *res,
struct bnxt_qplib_mrw *mr, int max);
int bnxt_qplib_alloc_fast_reg_page_list(struct bnxt_qplib_res *res,
struct bnxt_qplib_frpl *frpl, int max);
int bnxt_qplib_free_fast_reg_page_list(struct bnxt_qplib_res *res,
struct bnxt_qplib_frpl *frpl);
int bnxt_qplib_get_roce_stats(struct bnxt_qplib_rcfw *rcfw,
struct bnxt_qplib_roce_stats *stats);
int bnxt_qplib_qext_stat(struct bnxt_qplib_rcfw *rcfw, u32 fid,
struct bnxt_qplib_ext_stat *estat);
int bnxt_qplib_modify_cc(struct bnxt_qplib_res *res,
struct bnxt_qplib_cc_param *cc_param);
#endif /* __BNXT_QPLIB_SP_H__*/
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