1224 lines
33 KiB
C
1224 lines
33 KiB
C
/*
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* Copyright (c) 2016 Hisilicon Limited.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef _HNS_ROCE_DEVICE_H
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#define _HNS_ROCE_DEVICE_H
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#include <rdma/ib_verbs.h>
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#include <rdma/hns-abi.h>
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#define PCI_REVISION_ID_HIP08 0x21
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#define PCI_REVISION_ID_HIP09 0x30
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#define HNS_ROCE_MAX_MSG_LEN 0x80000000
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#define HNS_ROCE_IB_MIN_SQ_STRIDE 6
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#define BA_BYTE_LEN 8
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#define HNS_ROCE_MIN_CQE_NUM 0x40
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#define HNS_ROCE_MIN_SRQ_WQE_NUM 1
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#define HNS_ROCE_MAX_IRQ_NUM 128
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#define HNS_ROCE_SGE_IN_WQE 2
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#define HNS_ROCE_SGE_SHIFT 4
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#define EQ_ENABLE 1
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#define EQ_DISABLE 0
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#define HNS_ROCE_CEQ 0
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#define HNS_ROCE_AEQ 1
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#define HNS_ROCE_CEQE_SIZE 0x4
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#define HNS_ROCE_AEQE_SIZE 0x10
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#define HNS_ROCE_V3_EQE_SIZE 0x40
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#define HNS_ROCE_V2_CQE_SIZE 32
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#define HNS_ROCE_V3_CQE_SIZE 64
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#define HNS_ROCE_V2_QPC_SZ 256
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#define HNS_ROCE_V3_QPC_SZ 512
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#define HNS_ROCE_MAX_PORTS 6
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#define HNS_ROCE_GID_SIZE 16
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#define HNS_ROCE_SGE_SIZE 16
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#define HNS_ROCE_DWQE_SIZE 65536
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#define HNS_ROCE_HOP_NUM_0 0xff
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#define MR_TYPE_MR 0x00
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#define MR_TYPE_FRMR 0x01
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#define MR_TYPE_DMA 0x03
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#define HNS_ROCE_FRMR_MAX_PA 512
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#define PKEY_ID 0xffff
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#define NODE_DESC_SIZE 64
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#define DB_REG_OFFSET 0x1000
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/* Configure to HW for PAGE_SIZE larger than 4KB */
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#define PG_SHIFT_OFFSET (PAGE_SHIFT - 12)
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#define HNS_ROCE_IDX_QUE_ENTRY_SZ 4
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#define SRQ_DB_REG 0x230
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#define HNS_ROCE_QP_BANK_NUM 8
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#define HNS_ROCE_CQ_BANK_NUM 4
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#define CQ_BANKID_SHIFT 2
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enum {
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SERV_TYPE_RC,
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SERV_TYPE_UC,
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SERV_TYPE_RD,
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SERV_TYPE_UD,
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SERV_TYPE_XRC = 5,
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};
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enum hns_roce_event {
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HNS_ROCE_EVENT_TYPE_PATH_MIG = 0x01,
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HNS_ROCE_EVENT_TYPE_PATH_MIG_FAILED = 0x02,
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HNS_ROCE_EVENT_TYPE_COMM_EST = 0x03,
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HNS_ROCE_EVENT_TYPE_SQ_DRAINED = 0x04,
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HNS_ROCE_EVENT_TYPE_WQ_CATAS_ERROR = 0x05,
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HNS_ROCE_EVENT_TYPE_INV_REQ_LOCAL_WQ_ERROR = 0x06,
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HNS_ROCE_EVENT_TYPE_LOCAL_WQ_ACCESS_ERROR = 0x07,
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HNS_ROCE_EVENT_TYPE_SRQ_LIMIT_REACH = 0x08,
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HNS_ROCE_EVENT_TYPE_SRQ_LAST_WQE_REACH = 0x09,
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HNS_ROCE_EVENT_TYPE_SRQ_CATAS_ERROR = 0x0a,
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HNS_ROCE_EVENT_TYPE_CQ_ACCESS_ERROR = 0x0b,
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HNS_ROCE_EVENT_TYPE_CQ_OVERFLOW = 0x0c,
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HNS_ROCE_EVENT_TYPE_CQ_ID_INVALID = 0x0d,
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HNS_ROCE_EVENT_TYPE_PORT_CHANGE = 0x0f,
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/* 0x10 and 0x11 is unused in currently application case */
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HNS_ROCE_EVENT_TYPE_DB_OVERFLOW = 0x12,
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HNS_ROCE_EVENT_TYPE_MB = 0x13,
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HNS_ROCE_EVENT_TYPE_FLR = 0x15,
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HNS_ROCE_EVENT_TYPE_XRCD_VIOLATION = 0x16,
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HNS_ROCE_EVENT_TYPE_INVALID_XRCETH = 0x17,
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};
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enum {
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HNS_ROCE_CAP_FLAG_REREG_MR = BIT(0),
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HNS_ROCE_CAP_FLAG_ROCE_V1_V2 = BIT(1),
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HNS_ROCE_CAP_FLAG_RQ_INLINE = BIT(2),
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HNS_ROCE_CAP_FLAG_CQ_RECORD_DB = BIT(3),
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HNS_ROCE_CAP_FLAG_QP_RECORD_DB = BIT(4),
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HNS_ROCE_CAP_FLAG_SRQ = BIT(5),
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HNS_ROCE_CAP_FLAG_XRC = BIT(6),
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HNS_ROCE_CAP_FLAG_MW = BIT(7),
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HNS_ROCE_CAP_FLAG_FRMR = BIT(8),
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HNS_ROCE_CAP_FLAG_QP_FLOW_CTRL = BIT(9),
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HNS_ROCE_CAP_FLAG_ATOMIC = BIT(10),
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HNS_ROCE_CAP_FLAG_DIRECT_WQE = BIT(12),
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HNS_ROCE_CAP_FLAG_SDI_MODE = BIT(14),
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HNS_ROCE_CAP_FLAG_STASH = BIT(17),
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HNS_ROCE_CAP_FLAG_CQE_INLINE = BIT(19),
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};
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#define HNS_ROCE_DB_TYPE_COUNT 2
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#define HNS_ROCE_DB_UNIT_SIZE 4
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enum {
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HNS_ROCE_DB_PER_PAGE = PAGE_SIZE / 4
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};
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enum hns_roce_reset_stage {
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HNS_ROCE_STATE_NON_RST,
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HNS_ROCE_STATE_RST_BEF_DOWN,
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HNS_ROCE_STATE_RST_DOWN,
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HNS_ROCE_STATE_RST_UNINIT,
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HNS_ROCE_STATE_RST_INIT,
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HNS_ROCE_STATE_RST_INITED,
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};
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enum hns_roce_instance_state {
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HNS_ROCE_STATE_NON_INIT,
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HNS_ROCE_STATE_INIT,
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HNS_ROCE_STATE_INITED,
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HNS_ROCE_STATE_UNINIT,
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};
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enum {
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HNS_ROCE_RST_DIRECT_RETURN = 0,
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};
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#define HNS_ROCE_CMD_SUCCESS 1
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/* The minimum page size is 4K for hardware */
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#define HNS_HW_PAGE_SHIFT 12
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#define HNS_HW_PAGE_SIZE (1 << HNS_HW_PAGE_SHIFT)
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struct hns_roce_uar {
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u64 pfn;
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unsigned long index;
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unsigned long logic_idx;
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};
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enum hns_roce_mmap_type {
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HNS_ROCE_MMAP_TYPE_DB = 1,
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HNS_ROCE_MMAP_TYPE_DWQE,
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};
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struct hns_user_mmap_entry {
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struct rdma_user_mmap_entry rdma_entry;
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enum hns_roce_mmap_type mmap_type;
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u64 address;
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};
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struct hns_roce_ucontext {
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struct ib_ucontext ibucontext;
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struct hns_roce_uar uar;
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struct list_head page_list;
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struct mutex page_mutex;
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struct hns_user_mmap_entry *db_mmap_entry;
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u32 config;
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};
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struct hns_roce_pd {
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struct ib_pd ibpd;
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unsigned long pdn;
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};
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struct hns_roce_xrcd {
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struct ib_xrcd ibxrcd;
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u32 xrcdn;
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};
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struct hns_roce_bitmap {
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/* Bitmap Traversal last a bit which is 1 */
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unsigned long last;
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unsigned long top;
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unsigned long max;
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unsigned long reserved_top;
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unsigned long mask;
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spinlock_t lock;
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unsigned long *table;
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};
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struct hns_roce_ida {
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struct ida ida;
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u32 min; /* Lowest ID to allocate. */
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u32 max; /* Highest ID to allocate. */
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};
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/* For Hardware Entry Memory */
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struct hns_roce_hem_table {
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/* HEM type: 0 = qpc, 1 = mtt, 2 = cqc, 3 = srq, 4 = other */
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u32 type;
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/* HEM array elment num */
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unsigned long num_hem;
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/* Single obj size */
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unsigned long obj_size;
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unsigned long table_chunk_size;
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struct mutex mutex;
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struct hns_roce_hem **hem;
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u64 **bt_l1;
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dma_addr_t *bt_l1_dma_addr;
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u64 **bt_l0;
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dma_addr_t *bt_l0_dma_addr;
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};
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struct hns_roce_buf_region {
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u32 offset; /* page offset */
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u32 count; /* page count */
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int hopnum; /* addressing hop num */
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};
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#define HNS_ROCE_MAX_BT_REGION 3
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#define HNS_ROCE_MAX_BT_LEVEL 3
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struct hns_roce_hem_list {
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struct list_head root_bt;
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/* link all bt dma mem by hop config */
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struct list_head mid_bt[HNS_ROCE_MAX_BT_REGION][HNS_ROCE_MAX_BT_LEVEL];
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struct list_head btm_bt; /* link all bottom bt in @mid_bt */
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dma_addr_t root_ba; /* pointer to the root ba table */
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};
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struct hns_roce_buf_attr {
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struct {
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size_t size; /* region size */
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int hopnum; /* multi-hop addressing hop num */
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} region[HNS_ROCE_MAX_BT_REGION];
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unsigned int region_count; /* valid region count */
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unsigned int page_shift; /* buffer page shift */
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unsigned int user_access; /* umem access flag */
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bool mtt_only; /* only alloc buffer-required MTT memory */
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};
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struct hns_roce_hem_cfg {
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dma_addr_t root_ba; /* root BA table's address */
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bool is_direct; /* addressing without BA table */
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unsigned int ba_pg_shift; /* BA table page shift */
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unsigned int buf_pg_shift; /* buffer page shift */
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unsigned int buf_pg_count; /* buffer page count */
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struct hns_roce_buf_region region[HNS_ROCE_MAX_BT_REGION];
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unsigned int region_count;
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};
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/* memory translate region */
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struct hns_roce_mtr {
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struct hns_roce_hem_list hem_list; /* multi-hop addressing resource */
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struct ib_umem *umem; /* user space buffer */
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struct hns_roce_buf *kmem; /* kernel space buffer */
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struct hns_roce_hem_cfg hem_cfg; /* config for hardware addressing */
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};
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struct hns_roce_mw {
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struct ib_mw ibmw;
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u32 pdn;
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u32 rkey;
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int enabled; /* MW's active status */
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u32 pbl_hop_num;
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u32 pbl_ba_pg_sz;
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u32 pbl_buf_pg_sz;
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};
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struct hns_roce_mr {
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struct ib_mr ibmr;
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u64 iova; /* MR's virtual original addr */
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u64 size; /* Address range of MR */
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u32 key; /* Key of MR */
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u32 pd; /* PD num of MR */
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u32 access; /* Access permission of MR */
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int enabled; /* MR's active status */
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int type; /* MR's register type */
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u32 pbl_hop_num; /* multi-hop number */
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struct hns_roce_mtr pbl_mtr;
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u32 npages;
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dma_addr_t *page_list;
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};
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struct hns_roce_mr_table {
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struct hns_roce_ida mtpt_ida;
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struct hns_roce_hem_table mtpt_table;
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};
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struct hns_roce_wq {
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u64 *wrid; /* Work request ID */
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spinlock_t lock;
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u32 wqe_cnt; /* WQE num */
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u32 max_gs;
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u32 rsv_sge;
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u32 offset;
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u32 wqe_shift; /* WQE size */
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u32 head;
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u32 tail;
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void __iomem *db_reg;
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u32 ext_sge_cnt;
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};
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struct hns_roce_sge {
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unsigned int sge_cnt; /* SGE num */
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u32 offset;
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u32 sge_shift; /* SGE size */
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};
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struct hns_roce_buf_list {
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void *buf;
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dma_addr_t map;
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};
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/*
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* %HNS_ROCE_BUF_DIRECT indicates that the all memory must be in a continuous
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* dma address range.
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*
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* %HNS_ROCE_BUF_NOSLEEP indicates that the caller cannot sleep.
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*
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* %HNS_ROCE_BUF_NOFAIL allocation only failed when allocated size is zero, even
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* the allocated size is smaller than the required size.
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*/
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enum {
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HNS_ROCE_BUF_DIRECT = BIT(0),
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HNS_ROCE_BUF_NOSLEEP = BIT(1),
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HNS_ROCE_BUF_NOFAIL = BIT(2),
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};
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struct hns_roce_buf {
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struct hns_roce_buf_list *trunk_list;
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u32 ntrunks;
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u32 npages;
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unsigned int trunk_shift;
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unsigned int page_shift;
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};
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struct hns_roce_db_pgdir {
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struct list_head list;
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DECLARE_BITMAP(order0, HNS_ROCE_DB_PER_PAGE);
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DECLARE_BITMAP(order1, HNS_ROCE_DB_PER_PAGE / HNS_ROCE_DB_TYPE_COUNT);
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unsigned long *bits[HNS_ROCE_DB_TYPE_COUNT];
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u32 *page;
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dma_addr_t db_dma;
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};
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struct hns_roce_user_db_page {
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struct list_head list;
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struct ib_umem *umem;
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unsigned long user_virt;
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refcount_t refcount;
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};
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struct hns_roce_db {
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u32 *db_record;
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union {
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struct hns_roce_db_pgdir *pgdir;
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struct hns_roce_user_db_page *user_page;
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} u;
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dma_addr_t dma;
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void *virt_addr;
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unsigned long index;
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unsigned long order;
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};
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struct hns_roce_cq {
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struct ib_cq ib_cq;
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struct hns_roce_mtr mtr;
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struct hns_roce_db db;
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u32 flags;
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spinlock_t lock;
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u32 cq_depth;
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u32 cons_index;
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u32 *set_ci_db;
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void __iomem *db_reg;
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int arm_sn;
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int cqe_size;
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unsigned long cqn;
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u32 vector;
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refcount_t refcount;
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struct completion free;
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struct list_head sq_list; /* all qps on this send cq */
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struct list_head rq_list; /* all qps on this recv cq */
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int is_armed; /* cq is armed */
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struct list_head node; /* all armed cqs are on a list */
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};
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struct hns_roce_idx_que {
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struct hns_roce_mtr mtr;
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u32 entry_shift;
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unsigned long *bitmap;
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u32 head;
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u32 tail;
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};
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struct hns_roce_srq {
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struct ib_srq ibsrq;
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unsigned long srqn;
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u32 wqe_cnt;
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int max_gs;
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u32 rsv_sge;
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u32 wqe_shift;
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u32 cqn;
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u32 xrcdn;
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void __iomem *db_reg;
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refcount_t refcount;
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struct completion free;
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struct hns_roce_mtr buf_mtr;
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u64 *wrid;
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struct hns_roce_idx_que idx_que;
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spinlock_t lock;
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struct mutex mutex;
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void (*event)(struct hns_roce_srq *srq, enum hns_roce_event event);
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};
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struct hns_roce_uar_table {
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struct hns_roce_bitmap bitmap;
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};
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struct hns_roce_bank {
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struct ida ida;
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u32 inuse; /* Number of IDs allocated */
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u32 min; /* Lowest ID to allocate. */
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u32 max; /* Highest ID to allocate. */
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u32 next; /* Next ID to allocate. */
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};
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struct hns_roce_idx_table {
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u32 *spare_idx;
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u32 head;
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u32 tail;
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};
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struct hns_roce_qp_table {
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struct hns_roce_hem_table qp_table;
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struct hns_roce_hem_table irrl_table;
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struct hns_roce_hem_table trrl_table;
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struct hns_roce_hem_table sccc_table;
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struct mutex scc_mutex;
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struct hns_roce_bank bank[HNS_ROCE_QP_BANK_NUM];
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struct mutex bank_mutex;
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struct hns_roce_idx_table idx_table;
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};
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struct hns_roce_cq_table {
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struct xarray array;
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struct hns_roce_hem_table table;
|
|
struct hns_roce_bank bank[HNS_ROCE_CQ_BANK_NUM];
|
|
struct mutex bank_mutex;
|
|
};
|
|
|
|
struct hns_roce_srq_table {
|
|
struct hns_roce_ida srq_ida;
|
|
struct xarray xa;
|
|
struct hns_roce_hem_table table;
|
|
};
|
|
|
|
struct hns_roce_av {
|
|
u8 port;
|
|
u8 gid_index;
|
|
u8 stat_rate;
|
|
u8 hop_limit;
|
|
u32 flowlabel;
|
|
u16 udp_sport;
|
|
u8 sl;
|
|
u8 tclass;
|
|
u8 dgid[HNS_ROCE_GID_SIZE];
|
|
u8 mac[ETH_ALEN];
|
|
u16 vlan_id;
|
|
u8 vlan_en;
|
|
};
|
|
|
|
struct hns_roce_ah {
|
|
struct ib_ah ibah;
|
|
struct hns_roce_av av;
|
|
};
|
|
|
|
struct hns_roce_cmd_context {
|
|
struct completion done;
|
|
int result;
|
|
int next;
|
|
u64 out_param;
|
|
u16 token;
|
|
u16 busy;
|
|
};
|
|
|
|
enum hns_roce_cmdq_state {
|
|
HNS_ROCE_CMDQ_STATE_NORMAL,
|
|
HNS_ROCE_CMDQ_STATE_FATAL_ERR,
|
|
};
|
|
|
|
struct hns_roce_cmdq {
|
|
struct dma_pool *pool;
|
|
struct semaphore poll_sem;
|
|
/*
|
|
* Event mode: cmd register mutex protection,
|
|
* ensure to not exceed max_cmds and user use limit region
|
|
*/
|
|
struct semaphore event_sem;
|
|
int max_cmds;
|
|
spinlock_t context_lock;
|
|
int free_head;
|
|
struct hns_roce_cmd_context *context;
|
|
/*
|
|
* Process whether use event mode, init default non-zero
|
|
* After the event queue of cmd event ready,
|
|
* can switch into event mode
|
|
* close device, switch into poll mode(non event mode)
|
|
*/
|
|
u8 use_events;
|
|
enum hns_roce_cmdq_state state;
|
|
};
|
|
|
|
struct hns_roce_cmd_mailbox {
|
|
void *buf;
|
|
dma_addr_t dma;
|
|
};
|
|
|
|
struct hns_roce_mbox_msg {
|
|
u64 in_param;
|
|
u64 out_param;
|
|
u8 cmd;
|
|
u32 tag;
|
|
u16 token;
|
|
u8 event_en;
|
|
};
|
|
|
|
struct hns_roce_dev;
|
|
|
|
enum {
|
|
HNS_ROCE_FLUSH_FLAG = 0,
|
|
};
|
|
|
|
struct hns_roce_work {
|
|
struct hns_roce_dev *hr_dev;
|
|
struct work_struct work;
|
|
int event_type;
|
|
int sub_type;
|
|
u32 queue_num;
|
|
};
|
|
|
|
struct hns_roce_qp {
|
|
struct ib_qp ibqp;
|
|
struct hns_roce_wq rq;
|
|
struct hns_roce_db rdb;
|
|
struct hns_roce_db sdb;
|
|
unsigned long en_flags;
|
|
enum ib_sig_type sq_signal_bits;
|
|
struct hns_roce_wq sq;
|
|
|
|
struct hns_roce_mtr mtr;
|
|
|
|
u32 buff_size;
|
|
struct mutex mutex;
|
|
u8 port;
|
|
u8 phy_port;
|
|
u8 sl;
|
|
u8 resp_depth;
|
|
u8 state;
|
|
u32 atomic_rd_en;
|
|
u32 qkey;
|
|
void (*event)(struct hns_roce_qp *qp,
|
|
enum hns_roce_event event_type);
|
|
unsigned long qpn;
|
|
|
|
u32 xrcdn;
|
|
|
|
refcount_t refcount;
|
|
struct completion free;
|
|
|
|
struct hns_roce_sge sge;
|
|
u32 next_sge;
|
|
enum ib_mtu path_mtu;
|
|
u32 max_inline_data;
|
|
u8 free_mr_en;
|
|
|
|
/* 0: flush needed, 1: unneeded */
|
|
unsigned long flush_flag;
|
|
struct hns_roce_work flush_work;
|
|
struct list_head node; /* all qps are on a list */
|
|
struct list_head rq_node; /* all recv qps are on a list */
|
|
struct list_head sq_node; /* all send qps are on a list */
|
|
struct hns_user_mmap_entry *dwqe_mmap_entry;
|
|
u32 config;
|
|
};
|
|
|
|
struct hns_roce_ib_iboe {
|
|
spinlock_t lock;
|
|
struct net_device *netdevs[HNS_ROCE_MAX_PORTS];
|
|
struct notifier_block nb;
|
|
u8 phy_port[HNS_ROCE_MAX_PORTS];
|
|
};
|
|
|
|
struct hns_roce_ceqe {
|
|
__le32 comp;
|
|
__le32 rsv[15];
|
|
};
|
|
|
|
#define CEQE_FIELD_LOC(h, l) FIELD_LOC(struct hns_roce_ceqe, h, l)
|
|
|
|
#define CEQE_CQN CEQE_FIELD_LOC(23, 0)
|
|
#define CEQE_OWNER CEQE_FIELD_LOC(31, 31)
|
|
|
|
struct hns_roce_aeqe {
|
|
__le32 asyn;
|
|
union {
|
|
struct {
|
|
__le32 num;
|
|
u32 rsv0;
|
|
u32 rsv1;
|
|
} queue_event;
|
|
|
|
struct {
|
|
__le64 out_param;
|
|
__le16 token;
|
|
u8 status;
|
|
u8 rsv0;
|
|
} __packed cmd;
|
|
} event;
|
|
__le32 rsv[12];
|
|
};
|
|
|
|
#define AEQE_FIELD_LOC(h, l) FIELD_LOC(struct hns_roce_aeqe, h, l)
|
|
|
|
#define AEQE_EVENT_TYPE AEQE_FIELD_LOC(7, 0)
|
|
#define AEQE_SUB_TYPE AEQE_FIELD_LOC(15, 8)
|
|
#define AEQE_OWNER AEQE_FIELD_LOC(31, 31)
|
|
#define AEQE_EVENT_QUEUE_NUM AEQE_FIELD_LOC(55, 32)
|
|
|
|
struct hns_roce_eq {
|
|
struct hns_roce_dev *hr_dev;
|
|
void __iomem *db_reg;
|
|
|
|
int type_flag; /* Aeq:1 ceq:0 */
|
|
int eqn;
|
|
u32 entries;
|
|
int eqe_size;
|
|
int irq;
|
|
u32 cons_index;
|
|
int over_ignore;
|
|
int coalesce;
|
|
int arm_st;
|
|
int hop_num;
|
|
struct hns_roce_mtr mtr;
|
|
u16 eq_max_cnt;
|
|
u32 eq_period;
|
|
int shift;
|
|
int event_type;
|
|
int sub_type;
|
|
};
|
|
|
|
struct hns_roce_eq_table {
|
|
struct hns_roce_eq *eq;
|
|
};
|
|
|
|
enum cong_type {
|
|
CONG_TYPE_DCQCN,
|
|
CONG_TYPE_LDCP,
|
|
CONG_TYPE_HC3,
|
|
CONG_TYPE_DIP,
|
|
};
|
|
|
|
struct hns_roce_caps {
|
|
u64 fw_ver;
|
|
u8 num_ports;
|
|
int gid_table_len[HNS_ROCE_MAX_PORTS];
|
|
int pkey_table_len[HNS_ROCE_MAX_PORTS];
|
|
int local_ca_ack_delay;
|
|
int num_uars;
|
|
u32 phy_num_uars;
|
|
u32 max_sq_sg;
|
|
u32 max_sq_inline;
|
|
u32 max_rq_sg;
|
|
u32 rsv0;
|
|
u32 num_qps;
|
|
u32 num_pi_qps;
|
|
u32 reserved_qps;
|
|
u32 num_srqs;
|
|
u32 max_wqes;
|
|
u32 max_srq_wrs;
|
|
u32 max_srq_sges;
|
|
u32 max_sq_desc_sz;
|
|
u32 max_rq_desc_sz;
|
|
u32 rsv2;
|
|
int max_qp_init_rdma;
|
|
int max_qp_dest_rdma;
|
|
u32 num_cqs;
|
|
u32 max_cqes;
|
|
u32 min_cqes;
|
|
u32 min_wqes;
|
|
u32 reserved_cqs;
|
|
u32 reserved_srqs;
|
|
int num_aeq_vectors;
|
|
int num_comp_vectors;
|
|
int num_other_vectors;
|
|
u32 num_mtpts;
|
|
u32 rsv1;
|
|
u32 num_srqwqe_segs;
|
|
u32 num_idx_segs;
|
|
int reserved_mrws;
|
|
int reserved_uars;
|
|
int num_pds;
|
|
int reserved_pds;
|
|
u32 num_xrcds;
|
|
u32 reserved_xrcds;
|
|
u32 mtt_entry_sz;
|
|
u32 cqe_sz;
|
|
u32 page_size_cap;
|
|
u32 reserved_lkey;
|
|
int mtpt_entry_sz;
|
|
int qpc_sz;
|
|
int irrl_entry_sz;
|
|
int trrl_entry_sz;
|
|
int cqc_entry_sz;
|
|
int sccc_sz;
|
|
int qpc_timer_entry_sz;
|
|
int cqc_timer_entry_sz;
|
|
int srqc_entry_sz;
|
|
int idx_entry_sz;
|
|
u32 pbl_ba_pg_sz;
|
|
u32 pbl_buf_pg_sz;
|
|
u32 pbl_hop_num;
|
|
int aeqe_depth;
|
|
int ceqe_depth;
|
|
u32 aeqe_size;
|
|
u32 ceqe_size;
|
|
enum ib_mtu max_mtu;
|
|
u32 qpc_bt_num;
|
|
u32 qpc_timer_bt_num;
|
|
u32 srqc_bt_num;
|
|
u32 cqc_bt_num;
|
|
u32 cqc_timer_bt_num;
|
|
u32 mpt_bt_num;
|
|
u32 eqc_bt_num;
|
|
u32 smac_bt_num;
|
|
u32 sgid_bt_num;
|
|
u32 sccc_bt_num;
|
|
u32 gmv_bt_num;
|
|
u32 qpc_ba_pg_sz;
|
|
u32 qpc_buf_pg_sz;
|
|
u32 qpc_hop_num;
|
|
u32 srqc_ba_pg_sz;
|
|
u32 srqc_buf_pg_sz;
|
|
u32 srqc_hop_num;
|
|
u32 cqc_ba_pg_sz;
|
|
u32 cqc_buf_pg_sz;
|
|
u32 cqc_hop_num;
|
|
u32 mpt_ba_pg_sz;
|
|
u32 mpt_buf_pg_sz;
|
|
u32 mpt_hop_num;
|
|
u32 mtt_ba_pg_sz;
|
|
u32 mtt_buf_pg_sz;
|
|
u32 mtt_hop_num;
|
|
u32 wqe_sq_hop_num;
|
|
u32 wqe_sge_hop_num;
|
|
u32 wqe_rq_hop_num;
|
|
u32 sccc_ba_pg_sz;
|
|
u32 sccc_buf_pg_sz;
|
|
u32 sccc_hop_num;
|
|
u32 qpc_timer_ba_pg_sz;
|
|
u32 qpc_timer_buf_pg_sz;
|
|
u32 qpc_timer_hop_num;
|
|
u32 cqc_timer_ba_pg_sz;
|
|
u32 cqc_timer_buf_pg_sz;
|
|
u32 cqc_timer_hop_num;
|
|
u32 cqe_ba_pg_sz; /* page_size = 4K*(2^cqe_ba_pg_sz) */
|
|
u32 cqe_buf_pg_sz;
|
|
u32 cqe_hop_num;
|
|
u32 srqwqe_ba_pg_sz;
|
|
u32 srqwqe_buf_pg_sz;
|
|
u32 srqwqe_hop_num;
|
|
u32 idx_ba_pg_sz;
|
|
u32 idx_buf_pg_sz;
|
|
u32 idx_hop_num;
|
|
u32 eqe_ba_pg_sz;
|
|
u32 eqe_buf_pg_sz;
|
|
u32 eqe_hop_num;
|
|
u32 gmv_entry_num;
|
|
u32 gmv_entry_sz;
|
|
u32 gmv_ba_pg_sz;
|
|
u32 gmv_buf_pg_sz;
|
|
u32 gmv_hop_num;
|
|
u32 sl_num;
|
|
u32 llm_buf_pg_sz;
|
|
u32 chunk_sz; /* chunk size in non multihop mode */
|
|
u64 flags;
|
|
u16 default_ceq_max_cnt;
|
|
u16 default_ceq_period;
|
|
u16 default_aeq_max_cnt;
|
|
u16 default_aeq_period;
|
|
u16 default_aeq_arm_st;
|
|
u16 default_ceq_arm_st;
|
|
enum cong_type cong_type;
|
|
};
|
|
|
|
enum hns_roce_device_state {
|
|
HNS_ROCE_DEVICE_STATE_INITED,
|
|
HNS_ROCE_DEVICE_STATE_RST_DOWN,
|
|
HNS_ROCE_DEVICE_STATE_UNINIT,
|
|
};
|
|
|
|
struct hns_roce_hw {
|
|
int (*cmq_init)(struct hns_roce_dev *hr_dev);
|
|
void (*cmq_exit)(struct hns_roce_dev *hr_dev);
|
|
int (*hw_profile)(struct hns_roce_dev *hr_dev);
|
|
int (*hw_init)(struct hns_roce_dev *hr_dev);
|
|
void (*hw_exit)(struct hns_roce_dev *hr_dev);
|
|
int (*post_mbox)(struct hns_roce_dev *hr_dev,
|
|
struct hns_roce_mbox_msg *mbox_msg);
|
|
int (*poll_mbox_done)(struct hns_roce_dev *hr_dev);
|
|
bool (*chk_mbox_avail)(struct hns_roce_dev *hr_dev, bool *is_busy);
|
|
int (*set_gid)(struct hns_roce_dev *hr_dev, int gid_index,
|
|
const union ib_gid *gid, const struct ib_gid_attr *attr);
|
|
int (*set_mac)(struct hns_roce_dev *hr_dev, u8 phy_port,
|
|
const u8 *addr);
|
|
int (*write_mtpt)(struct hns_roce_dev *hr_dev, void *mb_buf,
|
|
struct hns_roce_mr *mr);
|
|
int (*rereg_write_mtpt)(struct hns_roce_dev *hr_dev,
|
|
struct hns_roce_mr *mr, int flags,
|
|
void *mb_buf);
|
|
int (*frmr_write_mtpt)(struct hns_roce_dev *hr_dev, void *mb_buf,
|
|
struct hns_roce_mr *mr);
|
|
int (*mw_write_mtpt)(void *mb_buf, struct hns_roce_mw *mw);
|
|
void (*write_cqc)(struct hns_roce_dev *hr_dev,
|
|
struct hns_roce_cq *hr_cq, void *mb_buf, u64 *mtts,
|
|
dma_addr_t dma_handle);
|
|
int (*set_hem)(struct hns_roce_dev *hr_dev,
|
|
struct hns_roce_hem_table *table, int obj, u32 step_idx);
|
|
int (*clear_hem)(struct hns_roce_dev *hr_dev,
|
|
struct hns_roce_hem_table *table, int obj,
|
|
u32 step_idx);
|
|
int (*modify_qp)(struct ib_qp *ibqp, const struct ib_qp_attr *attr,
|
|
int attr_mask, enum ib_qp_state cur_state,
|
|
enum ib_qp_state new_state, struct ib_udata *udata);
|
|
int (*qp_flow_control_init)(struct hns_roce_dev *hr_dev,
|
|
struct hns_roce_qp *hr_qp);
|
|
void (*dereg_mr)(struct hns_roce_dev *hr_dev);
|
|
int (*init_eq)(struct hns_roce_dev *hr_dev);
|
|
void (*cleanup_eq)(struct hns_roce_dev *hr_dev);
|
|
int (*write_srqc)(struct hns_roce_srq *srq, void *mb_buf);
|
|
int (*query_cqc)(struct hns_roce_dev *hr_dev, u32 cqn, void *buffer);
|
|
int (*query_qpc)(struct hns_roce_dev *hr_dev, u32 qpn, void *buffer);
|
|
int (*query_mpt)(struct hns_roce_dev *hr_dev, u32 key, void *buffer);
|
|
const struct ib_device_ops *hns_roce_dev_ops;
|
|
const struct ib_device_ops *hns_roce_dev_srq_ops;
|
|
};
|
|
|
|
struct hns_roce_dev {
|
|
struct ib_device ib_dev;
|
|
struct pci_dev *pci_dev;
|
|
struct device *dev;
|
|
struct hns_roce_uar priv_uar;
|
|
const char *irq_names[HNS_ROCE_MAX_IRQ_NUM];
|
|
spinlock_t sm_lock;
|
|
bool active;
|
|
bool is_reset;
|
|
bool dis_db;
|
|
unsigned long reset_cnt;
|
|
struct hns_roce_ib_iboe iboe;
|
|
enum hns_roce_device_state state;
|
|
struct list_head qp_list; /* list of all qps on this dev */
|
|
spinlock_t qp_list_lock; /* protect qp_list */
|
|
struct list_head dip_list; /* list of all dest ips on this dev */
|
|
spinlock_t dip_list_lock; /* protect dip_list */
|
|
|
|
struct list_head pgdir_list;
|
|
struct mutex pgdir_mutex;
|
|
int irq[HNS_ROCE_MAX_IRQ_NUM];
|
|
u8 __iomem *reg_base;
|
|
void __iomem *mem_base;
|
|
struct hns_roce_caps caps;
|
|
struct xarray qp_table_xa;
|
|
|
|
unsigned char dev_addr[HNS_ROCE_MAX_PORTS][ETH_ALEN];
|
|
u64 sys_image_guid;
|
|
u32 vendor_id;
|
|
u32 vendor_part_id;
|
|
u32 hw_rev;
|
|
void __iomem *priv_addr;
|
|
|
|
struct hns_roce_cmdq cmd;
|
|
struct hns_roce_ida pd_ida;
|
|
struct hns_roce_ida xrcd_ida;
|
|
struct hns_roce_ida uar_ida;
|
|
struct hns_roce_mr_table mr_table;
|
|
struct hns_roce_cq_table cq_table;
|
|
struct hns_roce_srq_table srq_table;
|
|
struct hns_roce_qp_table qp_table;
|
|
struct hns_roce_eq_table eq_table;
|
|
struct hns_roce_hem_table qpc_timer_table;
|
|
struct hns_roce_hem_table cqc_timer_table;
|
|
/* GMV is the memory area that the driver allocates for the hardware
|
|
* to store SGID, SMAC and VLAN information.
|
|
*/
|
|
struct hns_roce_hem_table gmv_table;
|
|
|
|
int cmd_mod;
|
|
int loop_idc;
|
|
u32 sdb_offset;
|
|
u32 odb_offset;
|
|
const struct hns_roce_hw *hw;
|
|
void *priv;
|
|
struct workqueue_struct *irq_workq;
|
|
struct work_struct ecc_work;
|
|
u32 func_num;
|
|
u32 is_vf;
|
|
u32 cong_algo_tmpl_id;
|
|
u64 dwqe_page;
|
|
};
|
|
|
|
static inline struct hns_roce_dev *to_hr_dev(struct ib_device *ib_dev)
|
|
{
|
|
return container_of(ib_dev, struct hns_roce_dev, ib_dev);
|
|
}
|
|
|
|
static inline struct hns_roce_ucontext
|
|
*to_hr_ucontext(struct ib_ucontext *ibucontext)
|
|
{
|
|
return container_of(ibucontext, struct hns_roce_ucontext, ibucontext);
|
|
}
|
|
|
|
static inline struct hns_roce_pd *to_hr_pd(struct ib_pd *ibpd)
|
|
{
|
|
return container_of(ibpd, struct hns_roce_pd, ibpd);
|
|
}
|
|
|
|
static inline struct hns_roce_xrcd *to_hr_xrcd(struct ib_xrcd *ibxrcd)
|
|
{
|
|
return container_of(ibxrcd, struct hns_roce_xrcd, ibxrcd);
|
|
}
|
|
|
|
static inline struct hns_roce_ah *to_hr_ah(struct ib_ah *ibah)
|
|
{
|
|
return container_of(ibah, struct hns_roce_ah, ibah);
|
|
}
|
|
|
|
static inline struct hns_roce_mr *to_hr_mr(struct ib_mr *ibmr)
|
|
{
|
|
return container_of(ibmr, struct hns_roce_mr, ibmr);
|
|
}
|
|
|
|
static inline struct hns_roce_mw *to_hr_mw(struct ib_mw *ibmw)
|
|
{
|
|
return container_of(ibmw, struct hns_roce_mw, ibmw);
|
|
}
|
|
|
|
static inline struct hns_roce_qp *to_hr_qp(struct ib_qp *ibqp)
|
|
{
|
|
return container_of(ibqp, struct hns_roce_qp, ibqp);
|
|
}
|
|
|
|
static inline struct hns_roce_cq *to_hr_cq(struct ib_cq *ib_cq)
|
|
{
|
|
return container_of(ib_cq, struct hns_roce_cq, ib_cq);
|
|
}
|
|
|
|
static inline struct hns_roce_srq *to_hr_srq(struct ib_srq *ibsrq)
|
|
{
|
|
return container_of(ibsrq, struct hns_roce_srq, ibsrq);
|
|
}
|
|
|
|
static inline struct hns_user_mmap_entry *
|
|
to_hns_mmap(struct rdma_user_mmap_entry *rdma_entry)
|
|
{
|
|
return container_of(rdma_entry, struct hns_user_mmap_entry, rdma_entry);
|
|
}
|
|
|
|
static inline void hns_roce_write64_k(__le32 val[2], void __iomem *dest)
|
|
{
|
|
writeq(*(u64 *)val, dest);
|
|
}
|
|
|
|
static inline struct hns_roce_qp
|
|
*__hns_roce_qp_lookup(struct hns_roce_dev *hr_dev, u32 qpn)
|
|
{
|
|
return xa_load(&hr_dev->qp_table_xa, qpn);
|
|
}
|
|
|
|
static inline void *hns_roce_buf_offset(struct hns_roce_buf *buf,
|
|
unsigned int offset)
|
|
{
|
|
return (char *)(buf->trunk_list[offset >> buf->trunk_shift].buf) +
|
|
(offset & ((1 << buf->trunk_shift) - 1));
|
|
}
|
|
|
|
static inline dma_addr_t hns_roce_buf_dma_addr(struct hns_roce_buf *buf,
|
|
unsigned int offset)
|
|
{
|
|
return buf->trunk_list[offset >> buf->trunk_shift].map +
|
|
(offset & ((1 << buf->trunk_shift) - 1));
|
|
}
|
|
|
|
static inline dma_addr_t hns_roce_buf_page(struct hns_roce_buf *buf, u32 idx)
|
|
{
|
|
return hns_roce_buf_dma_addr(buf, idx << buf->page_shift);
|
|
}
|
|
|
|
#define hr_hw_page_align(x) ALIGN(x, 1 << HNS_HW_PAGE_SHIFT)
|
|
|
|
static inline u64 to_hr_hw_page_addr(u64 addr)
|
|
{
|
|
return addr >> HNS_HW_PAGE_SHIFT;
|
|
}
|
|
|
|
static inline u32 to_hr_hw_page_shift(u32 page_shift)
|
|
{
|
|
return page_shift - HNS_HW_PAGE_SHIFT;
|
|
}
|
|
|
|
static inline u32 to_hr_hem_hopnum(u32 hopnum, u32 count)
|
|
{
|
|
if (count > 0)
|
|
return hopnum == HNS_ROCE_HOP_NUM_0 ? 0 : hopnum;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static inline u32 to_hr_hem_entries_size(u32 count, u32 buf_shift)
|
|
{
|
|
return hr_hw_page_align(count << buf_shift);
|
|
}
|
|
|
|
static inline u32 to_hr_hem_entries_count(u32 count, u32 buf_shift)
|
|
{
|
|
return hr_hw_page_align(count << buf_shift) >> buf_shift;
|
|
}
|
|
|
|
static inline u32 to_hr_hem_entries_shift(u32 count, u32 buf_shift)
|
|
{
|
|
if (!count)
|
|
return 0;
|
|
|
|
return ilog2(to_hr_hem_entries_count(count, buf_shift));
|
|
}
|
|
|
|
#define DSCP_SHIFT 2
|
|
|
|
static inline u8 get_tclass(const struct ib_global_route *grh)
|
|
{
|
|
return grh->sgid_attr->gid_type == IB_GID_TYPE_ROCE_UDP_ENCAP ?
|
|
grh->traffic_class >> DSCP_SHIFT : grh->traffic_class;
|
|
}
|
|
|
|
void hns_roce_init_uar_table(struct hns_roce_dev *dev);
|
|
int hns_roce_uar_alloc(struct hns_roce_dev *dev, struct hns_roce_uar *uar);
|
|
|
|
int hns_roce_cmd_init(struct hns_roce_dev *hr_dev);
|
|
void hns_roce_cmd_cleanup(struct hns_roce_dev *hr_dev);
|
|
void hns_roce_cmd_event(struct hns_roce_dev *hr_dev, u16 token, u8 status,
|
|
u64 out_param);
|
|
int hns_roce_cmd_use_events(struct hns_roce_dev *hr_dev);
|
|
void hns_roce_cmd_use_polling(struct hns_roce_dev *hr_dev);
|
|
|
|
/* hns roce hw need current block and next block addr from mtt */
|
|
#define MTT_MIN_COUNT 2
|
|
int hns_roce_mtr_find(struct hns_roce_dev *hr_dev, struct hns_roce_mtr *mtr,
|
|
u32 offset, u64 *mtt_buf, int mtt_max, u64 *base_addr);
|
|
int hns_roce_mtr_create(struct hns_roce_dev *hr_dev, struct hns_roce_mtr *mtr,
|
|
struct hns_roce_buf_attr *buf_attr,
|
|
unsigned int page_shift, struct ib_udata *udata,
|
|
unsigned long user_addr);
|
|
void hns_roce_mtr_destroy(struct hns_roce_dev *hr_dev,
|
|
struct hns_roce_mtr *mtr);
|
|
int hns_roce_mtr_map(struct hns_roce_dev *hr_dev, struct hns_roce_mtr *mtr,
|
|
dma_addr_t *pages, unsigned int page_cnt);
|
|
|
|
void hns_roce_init_pd_table(struct hns_roce_dev *hr_dev);
|
|
void hns_roce_init_mr_table(struct hns_roce_dev *hr_dev);
|
|
void hns_roce_init_cq_table(struct hns_roce_dev *hr_dev);
|
|
int hns_roce_init_qp_table(struct hns_roce_dev *hr_dev);
|
|
void hns_roce_init_srq_table(struct hns_roce_dev *hr_dev);
|
|
void hns_roce_init_xrcd_table(struct hns_roce_dev *hr_dev);
|
|
|
|
void hns_roce_cleanup_eq_table(struct hns_roce_dev *hr_dev);
|
|
void hns_roce_cleanup_cq_table(struct hns_roce_dev *hr_dev);
|
|
void hns_roce_cleanup_qp_table(struct hns_roce_dev *hr_dev);
|
|
|
|
void hns_roce_cleanup_bitmap(struct hns_roce_dev *hr_dev);
|
|
|
|
int hns_roce_create_ah(struct ib_ah *ah, struct rdma_ah_init_attr *init_attr,
|
|
struct ib_udata *udata);
|
|
int hns_roce_query_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr);
|
|
static inline int hns_roce_destroy_ah(struct ib_ah *ah, u32 flags)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
int hns_roce_alloc_pd(struct ib_pd *pd, struct ib_udata *udata);
|
|
int hns_roce_dealloc_pd(struct ib_pd *pd, struct ib_udata *udata);
|
|
|
|
struct ib_mr *hns_roce_get_dma_mr(struct ib_pd *pd, int acc);
|
|
struct ib_mr *hns_roce_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
|
|
u64 virt_addr, int access_flags,
|
|
struct ib_udata *udata);
|
|
struct ib_mr *hns_roce_rereg_user_mr(struct ib_mr *mr, int flags, u64 start,
|
|
u64 length, u64 virt_addr,
|
|
int mr_access_flags, struct ib_pd *pd,
|
|
struct ib_udata *udata);
|
|
struct ib_mr *hns_roce_alloc_mr(struct ib_pd *pd, enum ib_mr_type mr_type,
|
|
u32 max_num_sg);
|
|
int hns_roce_map_mr_sg(struct ib_mr *ibmr, struct scatterlist *sg, int sg_nents,
|
|
unsigned int *sg_offset);
|
|
int hns_roce_dereg_mr(struct ib_mr *ibmr, struct ib_udata *udata);
|
|
unsigned long key_to_hw_index(u32 key);
|
|
|
|
int hns_roce_alloc_mw(struct ib_mw *mw, struct ib_udata *udata);
|
|
int hns_roce_dealloc_mw(struct ib_mw *ibmw);
|
|
|
|
void hns_roce_buf_free(struct hns_roce_dev *hr_dev, struct hns_roce_buf *buf);
|
|
struct hns_roce_buf *hns_roce_buf_alloc(struct hns_roce_dev *hr_dev, u32 size,
|
|
u32 page_shift, u32 flags);
|
|
|
|
int hns_roce_get_kmem_bufs(struct hns_roce_dev *hr_dev, dma_addr_t *bufs,
|
|
int buf_cnt, struct hns_roce_buf *buf,
|
|
unsigned int page_shift);
|
|
int hns_roce_get_umem_bufs(struct hns_roce_dev *hr_dev, dma_addr_t *bufs,
|
|
int buf_cnt, struct ib_umem *umem,
|
|
unsigned int page_shift);
|
|
|
|
int hns_roce_create_srq(struct ib_srq *srq,
|
|
struct ib_srq_init_attr *srq_init_attr,
|
|
struct ib_udata *udata);
|
|
int hns_roce_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *srq_attr,
|
|
enum ib_srq_attr_mask srq_attr_mask,
|
|
struct ib_udata *udata);
|
|
int hns_roce_destroy_srq(struct ib_srq *ibsrq, struct ib_udata *udata);
|
|
|
|
int hns_roce_alloc_xrcd(struct ib_xrcd *ib_xrcd, struct ib_udata *udata);
|
|
int hns_roce_dealloc_xrcd(struct ib_xrcd *ib_xrcd, struct ib_udata *udata);
|
|
|
|
int hns_roce_create_qp(struct ib_qp *ib_qp, struct ib_qp_init_attr *init_attr,
|
|
struct ib_udata *udata);
|
|
int hns_roce_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
|
|
int attr_mask, struct ib_udata *udata);
|
|
void init_flush_work(struct hns_roce_dev *hr_dev, struct hns_roce_qp *hr_qp);
|
|
void *hns_roce_get_recv_wqe(struct hns_roce_qp *hr_qp, unsigned int n);
|
|
void *hns_roce_get_send_wqe(struct hns_roce_qp *hr_qp, unsigned int n);
|
|
void *hns_roce_get_extend_sge(struct hns_roce_qp *hr_qp, unsigned int n);
|
|
bool hns_roce_wq_overflow(struct hns_roce_wq *hr_wq, u32 nreq,
|
|
struct ib_cq *ib_cq);
|
|
void hns_roce_lock_cqs(struct hns_roce_cq *send_cq,
|
|
struct hns_roce_cq *recv_cq);
|
|
void hns_roce_unlock_cqs(struct hns_roce_cq *send_cq,
|
|
struct hns_roce_cq *recv_cq);
|
|
void hns_roce_qp_remove(struct hns_roce_dev *hr_dev, struct hns_roce_qp *hr_qp);
|
|
void hns_roce_qp_destroy(struct hns_roce_dev *hr_dev, struct hns_roce_qp *hr_qp,
|
|
struct ib_udata *udata);
|
|
__be32 send_ieth(const struct ib_send_wr *wr);
|
|
int to_hr_qp_type(int qp_type);
|
|
|
|
int hns_roce_create_cq(struct ib_cq *ib_cq, const struct ib_cq_init_attr *attr,
|
|
struct ib_udata *udata);
|
|
|
|
int hns_roce_destroy_cq(struct ib_cq *ib_cq, struct ib_udata *udata);
|
|
int hns_roce_db_map_user(struct hns_roce_ucontext *context, unsigned long virt,
|
|
struct hns_roce_db *db);
|
|
void hns_roce_db_unmap_user(struct hns_roce_ucontext *context,
|
|
struct hns_roce_db *db);
|
|
int hns_roce_alloc_db(struct hns_roce_dev *hr_dev, struct hns_roce_db *db,
|
|
int order);
|
|
void hns_roce_free_db(struct hns_roce_dev *hr_dev, struct hns_roce_db *db);
|
|
|
|
void hns_roce_cq_completion(struct hns_roce_dev *hr_dev, u32 cqn);
|
|
void hns_roce_cq_event(struct hns_roce_dev *hr_dev, u32 cqn, int event_type);
|
|
void flush_cqe(struct hns_roce_dev *dev, struct hns_roce_qp *qp);
|
|
void hns_roce_qp_event(struct hns_roce_dev *hr_dev, u32 qpn, int event_type);
|
|
void hns_roce_srq_event(struct hns_roce_dev *hr_dev, u32 srqn, int event_type);
|
|
u8 hns_get_gid_index(struct hns_roce_dev *hr_dev, u32 port, int gid_index);
|
|
void hns_roce_handle_device_err(struct hns_roce_dev *hr_dev);
|
|
int hns_roce_init(struct hns_roce_dev *hr_dev);
|
|
void hns_roce_exit(struct hns_roce_dev *hr_dev);
|
|
int hns_roce_fill_res_cq_entry(struct sk_buff *msg, struct ib_cq *ib_cq);
|
|
int hns_roce_fill_res_cq_entry_raw(struct sk_buff *msg, struct ib_cq *ib_cq);
|
|
int hns_roce_fill_res_qp_entry(struct sk_buff *msg, struct ib_qp *ib_qp);
|
|
int hns_roce_fill_res_qp_entry_raw(struct sk_buff *msg, struct ib_qp *ib_qp);
|
|
int hns_roce_fill_res_mr_entry(struct sk_buff *msg, struct ib_mr *ib_mr);
|
|
int hns_roce_fill_res_mr_entry_raw(struct sk_buff *msg, struct ib_mr *ib_mr);
|
|
struct hns_user_mmap_entry *
|
|
hns_roce_user_mmap_entry_insert(struct ib_ucontext *ucontext, u64 address,
|
|
size_t length,
|
|
enum hns_roce_mmap_type mmap_type);
|
|
#endif /* _HNS_ROCE_DEVICE_H */
|