GIF89a;
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/*
* Copyright (c) 2006, 2007 Cisco Systems, Inc. All rights reserved.
*
* 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
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - 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.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef MLX4_DEVICE_H
#define MLX4_DEVICE_H
#include <linux/if_ether.h>
#include <linux/pci.h>
#include <linux/completion.h>
#include <linux/radix-tree.h>
#include <linux/cpu_rmap.h>
#include <linux/crash_dump.h>
#include <linux/refcount.h>
#include <linux/timecounter.h>
#define DEFAULT_UAR_PAGE_SHIFT 12
#define MAX_MSIX_P_PORT 17
#define MAX_MSIX 64
#define MIN_MSIX_P_PORT 5
#define MLX4_IS_LEGACY_EQ_MODE(dev_cap) ((dev_cap).num_comp_vectors < \
(dev_cap).num_ports * MIN_MSIX_P_PORT)
#define MLX4_MAX_100M_UNITS_VAL 255 /*
* work around: can't set values
* greater then this value when
* using 100 Mbps units.
*/
#define MLX4_RATELIMIT_100M_UNITS 3 /* 100 Mbps */
#define MLX4_RATELIMIT_1G_UNITS 4 /* 1 Gbps */
#define MLX4_RATELIMIT_DEFAULT 0x00ff
#define MLX4_ROCE_MAX_GIDS 128
#define MLX4_ROCE_PF_GIDS 16
enum {
MLX4_FLAG_MSI_X = 1 << 0,
MLX4_FLAG_OLD_PORT_CMDS = 1 << 1,
MLX4_FLAG_MASTER = 1 << 2,
MLX4_FLAG_SLAVE = 1 << 3,
MLX4_FLAG_SRIOV = 1 << 4,
MLX4_FLAG_OLD_REG_MAC = 1 << 6,
MLX4_FLAG_BONDED = 1 << 7,
MLX4_FLAG_SECURE_HOST = 1 << 8,
};
enum {
MLX4_PORT_CAP_IS_SM = 1 << 1,
MLX4_PORT_CAP_DEV_MGMT_SUP = 1 << 19,
};
enum {
MLX4_MAX_PORTS = 2,
MLX4_MAX_PORT_PKEYS = 128,
MLX4_MAX_PORT_GIDS = 128
};
/* base qkey for use in sriov tunnel-qp/proxy-qp communication.
* These qkeys must not be allowed for general use. This is a 64k range,
* and to test for violation, we use the mask (protect against future chg).
*/
#define MLX4_RESERVED_QKEY_BASE (0xFFFF0000)
#define MLX4_RESERVED_QKEY_MASK (0xFFFF0000)
enum {
MLX4_BOARD_ID_LEN = 64
};
enum {
MLX4_MAX_NUM_PF = 16,
MLX4_MAX_NUM_VF = 126,
MLX4_MAX_NUM_VF_P_PORT = 64,
MLX4_MFUNC_MAX = 128,
MLX4_MAX_EQ_NUM = 1024,
MLX4_MFUNC_EQ_NUM = 4,
MLX4_MFUNC_MAX_EQES = 8,
MLX4_MFUNC_EQE_MASK = (MLX4_MFUNC_MAX_EQES - 1)
};
/* Driver supports 3 different device methods to manage traffic steering:
* -device managed - High level API for ib and eth flow steering. FW is
* managing flow steering tables.
* - B0 steering mode - Common low level API for ib and (if supported) eth.
* - A0 steering mode - Limited low level API for eth. In case of IB,
* B0 mode is in use.
*/
enum {
MLX4_STEERING_MODE_A0,
MLX4_STEERING_MODE_B0,
MLX4_STEERING_MODE_DEVICE_MANAGED
};
enum {
MLX4_STEERING_DMFS_A0_DEFAULT,
MLX4_STEERING_DMFS_A0_DYNAMIC,
MLX4_STEERING_DMFS_A0_STATIC,
MLX4_STEERING_DMFS_A0_DISABLE,
MLX4_STEERING_DMFS_A0_NOT_SUPPORTED
};
static inline const char *mlx4_steering_mode_str(int steering_mode)
{
switch (steering_mode) {
case MLX4_STEERING_MODE_A0:
return "A0 steering";
case MLX4_STEERING_MODE_B0:
return "B0 steering";
case MLX4_STEERING_MODE_DEVICE_MANAGED:
return "Device managed flow steering";
default:
return "Unrecognize steering mode";
}
}
enum {
MLX4_TUNNEL_OFFLOAD_MODE_NONE,
MLX4_TUNNEL_OFFLOAD_MODE_VXLAN
};
enum {
MLX4_DEV_CAP_FLAG_RC = 1LL << 0,
MLX4_DEV_CAP_FLAG_UC = 1LL << 1,
MLX4_DEV_CAP_FLAG_UD = 1LL << 2,
MLX4_DEV_CAP_FLAG_XRC = 1LL << 3,
MLX4_DEV_CAP_FLAG_SRQ = 1LL << 6,
MLX4_DEV_CAP_FLAG_IPOIB_CSUM = 1LL << 7,
MLX4_DEV_CAP_FLAG_BAD_PKEY_CNTR = 1LL << 8,
MLX4_DEV_CAP_FLAG_BAD_QKEY_CNTR = 1LL << 9,
MLX4_DEV_CAP_FLAG_DPDP = 1LL << 12,
MLX4_DEV_CAP_FLAG_BLH = 1LL << 15,
MLX4_DEV_CAP_FLAG_MEM_WINDOW = 1LL << 16,
MLX4_DEV_CAP_FLAG_APM = 1LL << 17,
MLX4_DEV_CAP_FLAG_ATOMIC = 1LL << 18,
MLX4_DEV_CAP_FLAG_RAW_MCAST = 1LL << 19,
MLX4_DEV_CAP_FLAG_UD_AV_PORT = 1LL << 20,
MLX4_DEV_CAP_FLAG_UD_MCAST = 1LL << 21,
MLX4_DEV_CAP_FLAG_IBOE = 1LL << 30,
MLX4_DEV_CAP_FLAG_UC_LOOPBACK = 1LL << 32,
MLX4_DEV_CAP_FLAG_FCS_KEEP = 1LL << 34,
MLX4_DEV_CAP_FLAG_WOL_PORT1 = 1LL << 37,
MLX4_DEV_CAP_FLAG_WOL_PORT2 = 1LL << 38,
MLX4_DEV_CAP_FLAG_UDP_RSS = 1LL << 40,
MLX4_DEV_CAP_FLAG_VEP_UC_STEER = 1LL << 41,
MLX4_DEV_CAP_FLAG_VEP_MC_STEER = 1LL << 42,
MLX4_DEV_CAP_FLAG_COUNTERS = 1LL << 48,
MLX4_DEV_CAP_FLAG_RSS_IP_FRAG = 1LL << 52,
MLX4_DEV_CAP_FLAG_SET_ETH_SCHED = 1LL << 53,
MLX4_DEV_CAP_FLAG_SENSE_SUPPORT = 1LL << 55,
MLX4_DEV_CAP_FLAG_PORT_MNG_CHG_EV = 1LL << 59,
MLX4_DEV_CAP_FLAG_64B_EQE = 1LL << 61,
MLX4_DEV_CAP_FLAG_64B_CQE = 1LL << 62
};
enum {
MLX4_DEV_CAP_FLAG2_RSS = 1LL << 0,
MLX4_DEV_CAP_FLAG2_RSS_TOP = 1LL << 1,
MLX4_DEV_CAP_FLAG2_RSS_XOR = 1LL << 2,
MLX4_DEV_CAP_FLAG2_FS_EN = 1LL << 3,
MLX4_DEV_CAP_FLAG2_REASSIGN_MAC_EN = 1LL << 4,
MLX4_DEV_CAP_FLAG2_TS = 1LL << 5,
MLX4_DEV_CAP_FLAG2_VLAN_CONTROL = 1LL << 6,
MLX4_DEV_CAP_FLAG2_FSM = 1LL << 7,
MLX4_DEV_CAP_FLAG2_UPDATE_QP = 1LL << 8,
MLX4_DEV_CAP_FLAG2_VXLAN_OFFLOADS = 1LL << 9,
MLX4_DEV_CAP_FLAG2_DMFS_IPOIB = 1LL << 10,
MLX4_DEV_CAP_FLAG2_MAD_DEMUX = 1LL << 11,
MLX4_DEV_CAP_FLAG2_CQE_STRIDE = 1LL << 12,
MLX4_DEV_CAP_FLAG2_EQE_STRIDE = 1LL << 13,
MLX4_DEV_CAP_FLAG2_ETH_PROT_CTRL = 1LL << 14,
MLX4_DEV_CAP_FLAG2_ETH_BACKPL_AN_REP = 1LL << 15,
MLX4_DEV_CAP_FLAG2_CONFIG_DEV = 1LL << 16,
MLX4_DEV_CAP_FLAG2_SYS_EQS = 1LL << 17,
MLX4_DEV_CAP_FLAG2_80_VFS = 1LL << 18,
MLX4_DEV_CAP_FLAG2_FS_A0 = 1LL << 19,
MLX4_DEV_CAP_FLAG2_RECOVERABLE_ERROR_EVENT = 1LL << 20,
MLX4_DEV_CAP_FLAG2_PORT_REMAP = 1LL << 21,
MLX4_DEV_CAP_FLAG2_QCN = 1LL << 22,
MLX4_DEV_CAP_FLAG2_QP_RATE_LIMIT = 1LL << 23,
MLX4_DEV_CAP_FLAG2_FLOWSTATS_EN = 1LL << 24,
MLX4_DEV_CAP_FLAG2_QOS_VPP = 1LL << 25,
MLX4_DEV_CAP_FLAG2_ETS_CFG = 1LL << 26,
MLX4_DEV_CAP_FLAG2_PORT_BEACON = 1LL << 27,
MLX4_DEV_CAP_FLAG2_IGNORE_FCS = 1LL << 28,
MLX4_DEV_CAP_FLAG2_PHV_EN = 1LL << 29,
MLX4_DEV_CAP_FLAG2_SKIP_OUTER_VLAN = 1LL << 30,
MLX4_DEV_CAP_FLAG2_UPDATE_QP_SRC_CHECK_LB = 1ULL << 31,
MLX4_DEV_CAP_FLAG2_LB_SRC_CHK = 1ULL << 32,
MLX4_DEV_CAP_FLAG2_ROCE_V1_V2 = 1ULL << 33,
MLX4_DEV_CAP_FLAG2_DMFS_UC_MC_SNIFFER = 1ULL << 34,
MLX4_DEV_CAP_FLAG2_DIAG_PER_PORT = 1ULL << 35,
MLX4_DEV_CAP_FLAG2_SVLAN_BY_QP = 1ULL << 36,
MLX4_DEV_CAP_FLAG2_SL_TO_VL_CHANGE_EVENT = 1ULL << 37,
MLX4_DEV_CAP_FLAG2_USER_MAC_EN = 1ULL << 38,
MLX4_DEV_CAP_FLAG2_DRIVER_VERSION_TO_FW = 1ULL << 39,
};
enum {
MLX4_QUERY_FUNC_FLAGS_BF_RES_QP = 1LL << 0,
MLX4_QUERY_FUNC_FLAGS_A0_RES_QP = 1LL << 1
};
enum {
MLX4_VF_CAP_FLAG_RESET = 1 << 0
};
/* bit enums for an 8-bit flags field indicating special use
* QPs which require special handling in qp_reserve_range.
* Currently, this only includes QPs used by the ETH interface,
* where we expect to use blueflame. These QPs must not have
* bits 6 and 7 set in their qp number.
*
* This enum may use only bits 0..7.
*/
enum {
MLX4_RESERVE_A0_QP = 1 << 6,
MLX4_RESERVE_ETH_BF_QP = 1 << 7,
};
enum {
MLX4_DEV_CAP_64B_EQE_ENABLED = 1LL << 0,
MLX4_DEV_CAP_64B_CQE_ENABLED = 1LL << 1,
MLX4_DEV_CAP_CQE_STRIDE_ENABLED = 1LL << 2,
MLX4_DEV_CAP_EQE_STRIDE_ENABLED = 1LL << 3
};
enum {
MLX4_FUNC_CAP_64B_EQE_CQE = 1L << 0,
MLX4_FUNC_CAP_EQE_CQE_STRIDE = 1L << 1,
MLX4_FUNC_CAP_DMFS_A0_STATIC = 1L << 2
};
#define MLX4_ATTR_EXTENDED_PORT_INFO cpu_to_be16(0xff90)
enum {
MLX4_BMME_FLAG_WIN_TYPE_2B = 1 << 1,
MLX4_BMME_FLAG_LOCAL_INV = 1 << 6,
MLX4_BMME_FLAG_REMOTE_INV = 1 << 7,
MLX4_BMME_FLAG_TYPE_2_WIN = 1 << 9,
MLX4_BMME_FLAG_RESERVED_LKEY = 1 << 10,
MLX4_BMME_FLAG_FAST_REG_WR = 1 << 11,
MLX4_BMME_FLAG_ROCE_V1_V2 = 1 << 19,
MLX4_BMME_FLAG_PORT_REMAP = 1 << 24,
MLX4_BMME_FLAG_VSD_INIT2RTR = 1 << 28,
};
enum {
MLX4_FLAG_PORT_REMAP = MLX4_BMME_FLAG_PORT_REMAP,
MLX4_FLAG_ROCE_V1_V2 = MLX4_BMME_FLAG_ROCE_V1_V2
};
enum mlx4_event {
MLX4_EVENT_TYPE_COMP = 0x00,
MLX4_EVENT_TYPE_PATH_MIG = 0x01,
MLX4_EVENT_TYPE_COMM_EST = 0x02,
MLX4_EVENT_TYPE_SQ_DRAINED = 0x03,
MLX4_EVENT_TYPE_SRQ_QP_LAST_WQE = 0x13,
MLX4_EVENT_TYPE_SRQ_LIMIT = 0x14,
MLX4_EVENT_TYPE_CQ_ERROR = 0x04,
MLX4_EVENT_TYPE_WQ_CATAS_ERROR = 0x05,
MLX4_EVENT_TYPE_EEC_CATAS_ERROR = 0x06,
MLX4_EVENT_TYPE_PATH_MIG_FAILED = 0x07,
MLX4_EVENT_TYPE_WQ_INVAL_REQ_ERROR = 0x10,
MLX4_EVENT_TYPE_WQ_ACCESS_ERROR = 0x11,
MLX4_EVENT_TYPE_SRQ_CATAS_ERROR = 0x12,
MLX4_EVENT_TYPE_LOCAL_CATAS_ERROR = 0x08,
MLX4_EVENT_TYPE_PORT_CHANGE = 0x09,
MLX4_EVENT_TYPE_EQ_OVERFLOW = 0x0f,
MLX4_EVENT_TYPE_ECC_DETECT = 0x0e,
MLX4_EVENT_TYPE_CMD = 0x0a,
MLX4_EVENT_TYPE_VEP_UPDATE = 0x19,
MLX4_EVENT_TYPE_COMM_CHANNEL = 0x18,
MLX4_EVENT_TYPE_OP_REQUIRED = 0x1a,
MLX4_EVENT_TYPE_FATAL_WARNING = 0x1b,
MLX4_EVENT_TYPE_FLR_EVENT = 0x1c,
MLX4_EVENT_TYPE_PORT_MNG_CHG_EVENT = 0x1d,
MLX4_EVENT_TYPE_RECOVERABLE_ERROR_EVENT = 0x3e,
MLX4_EVENT_TYPE_NONE = 0xff,
};
enum {
MLX4_PORT_CHANGE_SUBTYPE_DOWN = 1,
MLX4_PORT_CHANGE_SUBTYPE_ACTIVE = 4
};
enum {
MLX4_RECOVERABLE_ERROR_EVENT_SUBTYPE_BAD_CABLE = 1,
MLX4_RECOVERABLE_ERROR_EVENT_SUBTYPE_UNSUPPORTED_CABLE = 2,
};
enum {
MLX4_FATAL_WARNING_SUBTYPE_WARMING = 0,
};
enum slave_port_state {
SLAVE_PORT_DOWN = 0,
SLAVE_PENDING_UP,
SLAVE_PORT_UP,
};
enum slave_port_gen_event {
SLAVE_PORT_GEN_EVENT_DOWN = 0,
SLAVE_PORT_GEN_EVENT_UP,
SLAVE_PORT_GEN_EVENT_NONE,
};
enum slave_port_state_event {
MLX4_PORT_STATE_DEV_EVENT_PORT_DOWN,
MLX4_PORT_STATE_DEV_EVENT_PORT_UP,
MLX4_PORT_STATE_IB_PORT_STATE_EVENT_GID_VALID,
MLX4_PORT_STATE_IB_EVENT_GID_INVALID,
};
enum {
MLX4_PERM_LOCAL_READ = 1 << 10,
MLX4_PERM_LOCAL_WRITE = 1 << 11,
MLX4_PERM_REMOTE_READ = 1 << 12,
MLX4_PERM_REMOTE_WRITE = 1 << 13,
MLX4_PERM_ATOMIC = 1 << 14,
MLX4_PERM_BIND_MW = 1 << 15,
MLX4_PERM_MASK = 0xFC00
};
enum {
MLX4_OPCODE_NOP = 0x00,
MLX4_OPCODE_SEND_INVAL = 0x01,
MLX4_OPCODE_RDMA_WRITE = 0x08,
MLX4_OPCODE_RDMA_WRITE_IMM = 0x09,
MLX4_OPCODE_SEND = 0x0a,
MLX4_OPCODE_SEND_IMM = 0x0b,
MLX4_OPCODE_LSO = 0x0e,
MLX4_OPCODE_RDMA_READ = 0x10,
MLX4_OPCODE_ATOMIC_CS = 0x11,
MLX4_OPCODE_ATOMIC_FA = 0x12,
MLX4_OPCODE_MASKED_ATOMIC_CS = 0x14,
MLX4_OPCODE_MASKED_ATOMIC_FA = 0x15,
MLX4_OPCODE_BIND_MW = 0x18,
MLX4_OPCODE_FMR = 0x19,
MLX4_OPCODE_LOCAL_INVAL = 0x1b,
MLX4_OPCODE_CONFIG_CMD = 0x1f,
MLX4_RECV_OPCODE_RDMA_WRITE_IMM = 0x00,
MLX4_RECV_OPCODE_SEND = 0x01,
MLX4_RECV_OPCODE_SEND_IMM = 0x02,
MLX4_RECV_OPCODE_SEND_INVAL = 0x03,
MLX4_CQE_OPCODE_ERROR = 0x1e,
MLX4_CQE_OPCODE_RESIZE = 0x16,
};
enum {
MLX4_STAT_RATE_OFFSET = 5
};
enum mlx4_protocol {
MLX4_PROT_IB_IPV6 = 0,
MLX4_PROT_ETH,
MLX4_PROT_IB_IPV4,
MLX4_PROT_FCOE
};
enum {
MLX4_MTT_FLAG_PRESENT = 1
};
enum mlx4_qp_region {
MLX4_QP_REGION_FW = 0,
MLX4_QP_REGION_RSS_RAW_ETH,
MLX4_QP_REGION_BOTTOM = MLX4_QP_REGION_RSS_RAW_ETH,
MLX4_QP_REGION_ETH_ADDR,
MLX4_QP_REGION_FC_ADDR,
MLX4_QP_REGION_FC_EXCH,
MLX4_NUM_QP_REGION
};
enum mlx4_port_type {
MLX4_PORT_TYPE_NONE = 0,
MLX4_PORT_TYPE_IB = 1,
MLX4_PORT_TYPE_ETH = 2,
MLX4_PORT_TYPE_AUTO = 3
};
enum mlx4_special_vlan_idx {
MLX4_NO_VLAN_IDX = 0,
MLX4_VLAN_MISS_IDX,
MLX4_VLAN_REGULAR
};
enum mlx4_steer_type {
MLX4_MC_STEER = 0,
MLX4_UC_STEER,
MLX4_NUM_STEERS
};
enum mlx4_resource_usage {
MLX4_RES_USAGE_NONE,
MLX4_RES_USAGE_DRIVER,
MLX4_RES_USAGE_USER_VERBS,
};
enum {
MLX4_NUM_FEXCH = 64 * 1024,
};
enum {
MLX4_MAX_FAST_REG_PAGES = 511,
};
enum {
/*
* Max wqe size for rdma read is 512 bytes, so this
* limits our max_sge_rd as the wqe needs to fit:
* - ctrl segment (16 bytes)
* - rdma segment (16 bytes)
* - scatter elements (16 bytes each)
*/
MLX4_MAX_SGE_RD = (512 - 16 - 16) / 16
};
enum {
MLX4_DEV_PMC_SUBTYPE_GUID_INFO = 0x14,
MLX4_DEV_PMC_SUBTYPE_PORT_INFO = 0x15,
MLX4_DEV_PMC_SUBTYPE_PKEY_TABLE = 0x16,
MLX4_DEV_PMC_SUBTYPE_SL_TO_VL_MAP = 0x17,
};
/* Port mgmt change event handling */
enum {
MLX4_EQ_PORT_INFO_MSTR_SM_LID_CHANGE_MASK = 1 << 0,
MLX4_EQ_PORT_INFO_GID_PFX_CHANGE_MASK = 1 << 1,
MLX4_EQ_PORT_INFO_LID_CHANGE_MASK = 1 << 2,
MLX4_EQ_PORT_INFO_CLIENT_REREG_MASK = 1 << 3,
MLX4_EQ_PORT_INFO_MSTR_SM_SL_CHANGE_MASK = 1 << 4,
};
union sl2vl_tbl_to_u64 {
u8 sl8[8];
u64 sl64;
};
enum {
MLX4_DEVICE_STATE_UP = 1 << 0,
MLX4_DEVICE_STATE_INTERNAL_ERROR = 1 << 1,
};
enum {
MLX4_INTERFACE_STATE_UP = 1 << 0,
MLX4_INTERFACE_STATE_DELETION = 1 << 1,
MLX4_INTERFACE_STATE_NOWAIT = 1 << 2,
};
#define MSTR_SM_CHANGE_MASK (MLX4_EQ_PORT_INFO_MSTR_SM_SL_CHANGE_MASK | \
MLX4_EQ_PORT_INFO_MSTR_SM_LID_CHANGE_MASK)
enum mlx4_module_id {
MLX4_MODULE_ID_SFP = 0x3,
MLX4_MODULE_ID_QSFP = 0xC,
MLX4_MODULE_ID_QSFP_PLUS = 0xD,
MLX4_MODULE_ID_QSFP28 = 0x11,
};
enum { /* rl */
MLX4_QP_RATE_LIMIT_NONE = 0,
MLX4_QP_RATE_LIMIT_KBS = 1,
MLX4_QP_RATE_LIMIT_MBS = 2,
MLX4_QP_RATE_LIMIT_GBS = 3
};
struct mlx4_rate_limit_caps {
u16 num_rates; /* Number of different rates */
u8 min_unit;
u16 min_val;
u8 max_unit;
u16 max_val;
};
static inline u64 mlx4_fw_ver(u64 major, u64 minor, u64 subminor)
{
return (major << 32) | (minor << 16) | subminor;
}
struct mlx4_phys_caps {
u32 gid_phys_table_len[MLX4_MAX_PORTS + 1];
u32 pkey_phys_table_len[MLX4_MAX_PORTS + 1];
u32 num_phys_eqs;
u32 base_sqpn;
u32 base_proxy_sqpn;
u32 base_tunnel_sqpn;
};
struct mlx4_spec_qps {
u32 qp0_qkey;
u32 qp0_proxy;
u32 qp0_tunnel;
u32 qp1_proxy;
u32 qp1_tunnel;
};
struct mlx4_caps {
u64 fw_ver;
u32 function;
int num_ports;
int vl_cap[MLX4_MAX_PORTS + 1];
int ib_mtu_cap[MLX4_MAX_PORTS + 1];
__be32 ib_port_def_cap[MLX4_MAX_PORTS + 1];
u64 def_mac[MLX4_MAX_PORTS + 1];
int eth_mtu_cap[MLX4_MAX_PORTS + 1];
int gid_table_len[MLX4_MAX_PORTS + 1];
int pkey_table_len[MLX4_MAX_PORTS + 1];
int trans_type[MLX4_MAX_PORTS + 1];
int vendor_oui[MLX4_MAX_PORTS + 1];
int wavelength[MLX4_MAX_PORTS + 1];
u64 trans_code[MLX4_MAX_PORTS + 1];
int local_ca_ack_delay;
int num_uars;
u32 uar_page_size;
int bf_reg_size;
int bf_regs_per_page;
int max_sq_sg;
int max_rq_sg;
int num_qps;
int max_wqes;
int max_sq_desc_sz;
int max_rq_desc_sz;
int max_qp_init_rdma;
int max_qp_dest_rdma;
int max_tc_eth;
struct mlx4_spec_qps *spec_qps;
int num_srqs;
int max_srq_wqes;
int max_srq_sge;
int reserved_srqs;
int num_cqs;
int max_cqes;
int reserved_cqs;
int num_sys_eqs;
int num_eqs;
int reserved_eqs;
int num_comp_vectors;
int num_mpts;
int max_fmr_maps;
int num_mtts;
int fmr_reserved_mtts;
int reserved_mtts;
int reserved_mrws;
int reserved_uars;
int num_mgms;
int num_amgms;
int reserved_mcgs;
int num_qp_per_mgm;
int steering_mode;
int dmfs_high_steer_mode;
int fs_log_max_ucast_qp_range_size;
int num_pds;
int reserved_pds;
int max_xrcds;
int reserved_xrcds;
int mtt_entry_sz;
u32 max_msg_sz;
u32 page_size_cap;
u64 flags;
u64 flags2;
u32 bmme_flags;
u32 reserved_lkey;
u16 stat_rate_support;
u8 port_width_cap[MLX4_MAX_PORTS + 1];
int max_gso_sz;
int max_rss_tbl_sz;
int reserved_qps_cnt[MLX4_NUM_QP_REGION];
int reserved_qps;
int reserved_qps_base[MLX4_NUM_QP_REGION];
int log_num_macs;
int log_num_vlans;
enum mlx4_port_type port_type[MLX4_MAX_PORTS + 1];
u8 supported_type[MLX4_MAX_PORTS + 1];
u8 suggested_type[MLX4_MAX_PORTS + 1];
u8 default_sense[MLX4_MAX_PORTS + 1];
u32 port_mask[MLX4_MAX_PORTS + 1];
enum mlx4_port_type possible_type[MLX4_MAX_PORTS + 1];
u32 max_counters;
u8 port_ib_mtu[MLX4_MAX_PORTS + 1];
u16 sqp_demux;
u32 eqe_size;
u32 cqe_size;
u8 eqe_factor;
u32 userspace_caps; /* userspace must be aware of these */
u32 function_caps; /* VFs must be aware of these */
u16 hca_core_clock;
u64 phys_port_id[MLX4_MAX_PORTS + 1];
int tunnel_offload_mode;
u8 rx_checksum_flags_port[MLX4_MAX_PORTS + 1];
u8 phv_bit[MLX4_MAX_PORTS + 1];
u8 alloc_res_qp_mask;
u32 dmfs_high_rate_qpn_base;
u32 dmfs_high_rate_qpn_range;
u32 vf_caps;
bool wol_port[MLX4_MAX_PORTS + 1];
struct mlx4_rate_limit_caps rl_caps;
u32 health_buffer_addrs;
};
struct mlx4_buf_list {
void *buf;
dma_addr_t map;
};
struct mlx4_buf {
struct mlx4_buf_list direct;
struct mlx4_buf_list *page_list;
int nbufs;
int npages;
int page_shift;
};
struct mlx4_mtt {
u32 offset;
int order;
int page_shift;
};
enum {
MLX4_DB_PER_PAGE = PAGE_SIZE / 4
};
struct mlx4_db_pgdir {
struct list_head list;
DECLARE_BITMAP(order0, MLX4_DB_PER_PAGE);
DECLARE_BITMAP(order1, MLX4_DB_PER_PAGE / 2);
unsigned long *bits[2];
__be32 *db_page;
dma_addr_t db_dma;
};
struct mlx4_ib_user_db_page;
struct mlx4_db {
__be32 *db;
union {
struct mlx4_db_pgdir *pgdir;
struct mlx4_ib_user_db_page *user_page;
} u;
dma_addr_t dma;
int index;
int order;
};
struct mlx4_hwq_resources {
struct mlx4_db db;
struct mlx4_mtt mtt;
struct mlx4_buf buf;
};
struct mlx4_mr {
struct mlx4_mtt mtt;
u64 iova;
u64 size;
u32 key;
u32 pd;
u32 access;
int enabled;
};
enum mlx4_mw_type {
MLX4_MW_TYPE_1 = 1,
MLX4_MW_TYPE_2 = 2,
};
struct mlx4_mw {
u32 key;
u32 pd;
enum mlx4_mw_type type;
int enabled;
};
struct mlx4_fmr {
struct mlx4_mr mr;
struct mlx4_mpt_entry *mpt;
__be64 *mtts;
dma_addr_t dma_handle;
int max_pages;
int max_maps;
int maps;
u8 page_shift;
};
struct mlx4_uar {
unsigned long pfn;
int index;
struct list_head bf_list;
unsigned free_bf_bmap;
void __iomem *map;
void __iomem *bf_map;
};
struct mlx4_bf {
unsigned int offset;
int buf_size;
struct mlx4_uar *uar;
void __iomem *reg;
};
struct mlx4_cq {
void (*comp) (struct mlx4_cq *);
void (*event) (struct mlx4_cq *, enum mlx4_event);
struct mlx4_uar *uar;
u32 cons_index;
u16 irq;
__be32 *set_ci_db;
__be32 *arm_db;
int arm_sn;
int cqn;
unsigned vector;
refcount_t refcount;
struct completion free;
struct {
struct list_head list;
void (*comp)(struct mlx4_cq *);
void *priv;
} tasklet_ctx;
int reset_notify_added;
struct list_head reset_notify;
u8 usage;
};
struct mlx4_qp {
void (*event) (struct mlx4_qp *, enum mlx4_event);
int qpn;
refcount_t refcount;
struct completion free;
u8 usage;
};
struct mlx4_srq {
void (*event) (struct mlx4_srq *, enum mlx4_event);
int srqn;
int max;
int max_gs;
int wqe_shift;
refcount_t refcount;
struct completion free;
};
struct mlx4_av {
__be32 port_pd;
u8 reserved1;
u8 g_slid;
__be16 dlid;
u8 reserved2;
u8 gid_index;
u8 stat_rate;
u8 hop_limit;
__be32 sl_tclass_flowlabel;
u8 dgid[16];
};
struct mlx4_eth_av {
__be32 port_pd;
u8 reserved1;
u8 smac_idx;
u16 reserved2;
u8 reserved3;
u8 gid_index;
u8 stat_rate;
u8 hop_limit;
__be32 sl_tclass_flowlabel;
u8 dgid[16];
u8 s_mac[6];
u8 reserved4[2];
__be16 vlan;
u8 mac[ETH_ALEN];
};
union mlx4_ext_av {
struct mlx4_av ib;
struct mlx4_eth_av eth;
};
/* Counters should be saturate once they reach their maximum value */
#define ASSIGN_32BIT_COUNTER(counter, value) do { \
if ((value) > U32_MAX) \
counter = cpu_to_be32(U32_MAX); \
else \
counter = cpu_to_be32(value); \
} while (0)
struct mlx4_counter {
u8 reserved1[3];
u8 counter_mode;
__be32 num_ifc;
u32 reserved2[2];
__be64 rx_frames;
__be64 rx_bytes;
__be64 tx_frames;
__be64 tx_bytes;
};
struct mlx4_quotas {
int qp;
int cq;
int srq;
int mpt;
int mtt;
int counter;
int xrcd;
};
struct mlx4_vf_dev {
u8 min_port;
u8 n_ports;
};
struct mlx4_fw_crdump {
bool snapshot_enable;
struct devlink_region *region_crspace;
struct devlink_region *region_fw_health;
};
enum mlx4_pci_status {
MLX4_PCI_STATUS_DISABLED,
MLX4_PCI_STATUS_ENABLED,
};
struct mlx4_dev_persistent {
struct pci_dev *pdev;
struct mlx4_dev *dev;
int nvfs[MLX4_MAX_PORTS + 1];
int num_vfs;
enum mlx4_port_type curr_port_type[MLX4_MAX_PORTS + 1];
enum mlx4_port_type curr_port_poss_type[MLX4_MAX_PORTS + 1];
struct work_struct catas_work;
struct workqueue_struct *catas_wq;
struct mutex device_state_mutex; /* protect HW state */
u8 state;
struct mutex interface_state_mutex; /* protect SW state */
u8 interface_state;
struct mutex pci_status_mutex; /* sync pci state */
enum mlx4_pci_status pci_status;
struct mlx4_fw_crdump crdump;
};
struct mlx4_dev {
struct mlx4_dev_persistent *persist;
unsigned long flags;
unsigned long num_slaves;
struct mlx4_caps caps;
struct mlx4_phys_caps phys_caps;
struct mlx4_quotas quotas;
struct radix_tree_root qp_table_tree;
u8 rev_id;
u8 port_random_macs;
char board_id[MLX4_BOARD_ID_LEN];
int numa_node;
int oper_log_mgm_entry_size;
u64 regid_promisc_array[MLX4_MAX_PORTS + 1];
u64 regid_allmulti_array[MLX4_MAX_PORTS + 1];
struct mlx4_vf_dev *dev_vfs;
u8 uar_page_shift;
};
struct mlx4_clock_params {
u64 offset;
u8 bar;
u8 size;
};
struct mlx4_eqe {
u8 reserved1;
u8 type;
u8 reserved2;
u8 subtype;
union {
u32 raw[6];
struct {
__be32 cqn;
} __packed comp;
struct {
u16 reserved1;
__be16 token;
u32 reserved2;
u8 reserved3[3];
u8 status;
__be64 out_param;
} __packed cmd;
struct {
__be32 qpn;
} __packed qp;
struct {
__be32 srqn;
} __packed srq;
struct {
__be32 cqn;
u32 reserved1;
u8 reserved2[3];
u8 syndrome;
} __packed cq_err;
struct {
u32 reserved1[2];
__be32 port;
} __packed port_change;
struct {
#define COMM_CHANNEL_BIT_ARRAY_SIZE 4
u32 reserved;
u32 bit_vec[COMM_CHANNEL_BIT_ARRAY_SIZE];
} __packed comm_channel_arm;
struct {
u8 port;
u8 reserved[3];
__be64 mac;
} __packed mac_update;
struct {
__be32 slave_id;
} __packed flr_event;
struct {
__be16 current_temperature;
__be16 warning_threshold;
} __packed warming;
struct {
u8 reserved[3];
u8 port;
union {
struct {
__be16 mstr_sm_lid;
__be16 port_lid;
__be32 changed_attr;
u8 reserved[3];
u8 mstr_sm_sl;
__be64 gid_prefix;
} __packed port_info;
struct {
__be32 block_ptr;
__be32 tbl_entries_mask;
} __packed tbl_change_info;
struct {
u8 sl2vl_table[8];
} __packed sl2vl_tbl_change_info;
} params;
} __packed port_mgmt_change;
struct {
u8 reserved[3];
u8 port;
u32 reserved1[5];
} __packed bad_cable;
} event;
u8 slave_id;
u8 reserved3[2];
u8 owner;
} __packed;
struct mlx4_init_port_param {
int set_guid0;
int set_node_guid;
int set_si_guid;
u16 mtu;
int port_width_cap;
u16 vl_cap;
u16 max_gid;
u16 max_pkey;
u64 guid0;
u64 node_guid;
u64 si_guid;
};
#define MAD_IFC_DATA_SZ 192
/* MAD IFC Mailbox */
struct mlx4_mad_ifc {
u8 base_version;
u8 mgmt_class;
u8 class_version;
u8 method;
__be16 status;
__be16 class_specific;
__be64 tid;
__be16 attr_id;
__be16 resv;
__be32 attr_mod;
__be64 mkey;
__be16 dr_slid;
__be16 dr_dlid;
u8 reserved[28];
u8 data[MAD_IFC_DATA_SZ];
} __packed;
#define mlx4_foreach_port(port, dev, type) \
for ((port) = 1; (port) <= (dev)->caps.num_ports; (port)++) \
if ((type) == (dev)->caps.port_mask[(port)])
#define mlx4_foreach_ib_transport_port(port, dev) \
for ((port) = 1; (port) <= (dev)->caps.num_ports; (port)++) \
if (((dev)->caps.port_mask[port] == MLX4_PORT_TYPE_IB) || \
((dev)->caps.port_mask[port] == MLX4_PORT_TYPE_ETH))
#define MLX4_INVALID_SLAVE_ID 0xFF
#define MLX4_SINK_COUNTER_INDEX(dev) (dev->caps.max_counters - 1)
void handle_port_mgmt_change_event(struct work_struct *work);
static inline int mlx4_master_func_num(struct mlx4_dev *dev)
{
return dev->caps.function;
}
static inline int mlx4_is_master(struct mlx4_dev *dev)
{
return dev->flags & MLX4_FLAG_MASTER;
}
static inline int mlx4_num_reserved_sqps(struct mlx4_dev *dev)
{
return dev->phys_caps.base_sqpn + 8 +
16 * MLX4_MFUNC_MAX * !!mlx4_is_master(dev);
}
static inline int mlx4_is_qp_reserved(struct mlx4_dev *dev, u32 qpn)
{
return (qpn < dev->phys_caps.base_sqpn + 8 +
16 * MLX4_MFUNC_MAX * !!mlx4_is_master(dev) &&
qpn >= dev->phys_caps.base_sqpn) ||
(qpn < dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW]);
}
static inline int mlx4_is_guest_proxy(struct mlx4_dev *dev, int slave, u32 qpn)
{
int guest_proxy_base = dev->phys_caps.base_proxy_sqpn + slave * 8;
if (qpn >= guest_proxy_base && qpn < guest_proxy_base + 8)
return 1;
return 0;
}
static inline int mlx4_is_mfunc(struct mlx4_dev *dev)
{
return dev->flags & (MLX4_FLAG_SLAVE | MLX4_FLAG_MASTER);
}
static inline int mlx4_is_slave(struct mlx4_dev *dev)
{
return dev->flags & MLX4_FLAG_SLAVE;
}
static inline int mlx4_is_eth(struct mlx4_dev *dev, int port)
{
return dev->caps.port_type[port] == MLX4_PORT_TYPE_IB ? 0 : 1;
}
int mlx4_buf_alloc(struct mlx4_dev *dev, int size, int max_direct,
struct mlx4_buf *buf);
void mlx4_buf_free(struct mlx4_dev *dev, int size, struct mlx4_buf *buf);
static inline void *mlx4_buf_offset(struct mlx4_buf *buf, int offset)
{
if (buf->nbufs == 1)
return buf->direct.buf + offset;
else
return buf->page_list[offset >> PAGE_SHIFT].buf +
(offset & (PAGE_SIZE - 1));
}
int mlx4_pd_alloc(struct mlx4_dev *dev, u32 *pdn);
void mlx4_pd_free(struct mlx4_dev *dev, u32 pdn);
int mlx4_xrcd_alloc(struct mlx4_dev *dev, u32 *xrcdn);
void mlx4_xrcd_free(struct mlx4_dev *dev, u32 xrcdn);
int mlx4_uar_alloc(struct mlx4_dev *dev, struct mlx4_uar *uar);
void mlx4_uar_free(struct mlx4_dev *dev, struct mlx4_uar *uar);
int mlx4_bf_alloc(struct mlx4_dev *dev, struct mlx4_bf *bf, int node);
void mlx4_bf_free(struct mlx4_dev *dev, struct mlx4_bf *bf);
int mlx4_mtt_init(struct mlx4_dev *dev, int npages, int page_shift,
struct mlx4_mtt *mtt);
void mlx4_mtt_cleanup(struct mlx4_dev *dev, struct mlx4_mtt *mtt);
u64 mlx4_mtt_addr(struct mlx4_dev *dev, struct mlx4_mtt *mtt);
int mlx4_mr_alloc(struct mlx4_dev *dev, u32 pd, u64 iova, u64 size, u32 access,
int npages, int page_shift, struct mlx4_mr *mr);
int mlx4_mr_free(struct mlx4_dev *dev, struct mlx4_mr *mr);
int mlx4_mr_enable(struct mlx4_dev *dev, struct mlx4_mr *mr);
int mlx4_mw_alloc(struct mlx4_dev *dev, u32 pd, enum mlx4_mw_type type,
struct mlx4_mw *mw);
void mlx4_mw_free(struct mlx4_dev *dev, struct mlx4_mw *mw);
int mlx4_mw_enable(struct mlx4_dev *dev, struct mlx4_mw *mw);
int mlx4_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt,
int start_index, int npages, u64 *page_list);
int mlx4_buf_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt,
struct mlx4_buf *buf);
int mlx4_db_alloc(struct mlx4_dev *dev, struct mlx4_db *db, int order);
void mlx4_db_free(struct mlx4_dev *dev, struct mlx4_db *db);
int mlx4_alloc_hwq_res(struct mlx4_dev *dev, struct mlx4_hwq_resources *wqres,
int size);
void mlx4_free_hwq_res(struct mlx4_dev *mdev, struct mlx4_hwq_resources *wqres,
int size);
int mlx4_cq_alloc(struct mlx4_dev *dev, int nent, struct mlx4_mtt *mtt,
struct mlx4_uar *uar, u64 db_rec, struct mlx4_cq *cq,
unsigned vector, int collapsed, int timestamp_en);
void mlx4_cq_free(struct mlx4_dev *dev, struct mlx4_cq *cq);
int mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align,
int *base, u8 flags, u8 usage);
void mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt);
int mlx4_qp_alloc(struct mlx4_dev *dev, int qpn, struct mlx4_qp *qp);
void mlx4_qp_free(struct mlx4_dev *dev, struct mlx4_qp *qp);
int mlx4_srq_alloc(struct mlx4_dev *dev, u32 pdn, u32 cqn, u16 xrcdn,
struct mlx4_mtt *mtt, u64 db_rec, struct mlx4_srq *srq);
void mlx4_srq_free(struct mlx4_dev *dev, struct mlx4_srq *srq);
int mlx4_srq_arm(struct mlx4_dev *dev, struct mlx4_srq *srq, int limit_watermark);
int mlx4_srq_query(struct mlx4_dev *dev, struct mlx4_srq *srq, int *limit_watermark);
int mlx4_INIT_PORT(struct mlx4_dev *dev, int port);
int mlx4_CLOSE_PORT(struct mlx4_dev *dev, int port);
int mlx4_unicast_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
int block_mcast_loopback, enum mlx4_protocol prot);
int mlx4_unicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
enum mlx4_protocol prot);
int mlx4_multicast_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
u8 port, int block_mcast_loopback,
enum mlx4_protocol protocol, u64 *reg_id);
int mlx4_multicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
enum mlx4_protocol protocol, u64 reg_id);
enum {
MLX4_DOMAIN_UVERBS = 0x1000,
MLX4_DOMAIN_ETHTOOL = 0x2000,
MLX4_DOMAIN_RFS = 0x3000,
MLX4_DOMAIN_NIC = 0x5000,
};
enum mlx4_net_trans_rule_id {
MLX4_NET_TRANS_RULE_ID_ETH = 0,
MLX4_NET_TRANS_RULE_ID_IB,
MLX4_NET_TRANS_RULE_ID_IPV6,
MLX4_NET_TRANS_RULE_ID_IPV4,
MLX4_NET_TRANS_RULE_ID_TCP,
MLX4_NET_TRANS_RULE_ID_UDP,
MLX4_NET_TRANS_RULE_ID_VXLAN,
MLX4_NET_TRANS_RULE_NUM, /* should be last */
};
extern const u16 __sw_id_hw[];
static inline int map_hw_to_sw_id(u16 header_id)
{
int i;
for (i = 0; i < MLX4_NET_TRANS_RULE_NUM; i++) {
if (header_id == __sw_id_hw[i])
return i;
}
return -EINVAL;
}
enum mlx4_net_trans_promisc_mode {
MLX4_FS_REGULAR = 1,
MLX4_FS_ALL_DEFAULT,
MLX4_FS_MC_DEFAULT,
MLX4_FS_MIRROR_RX_PORT,
MLX4_FS_MIRROR_SX_PORT,
MLX4_FS_UC_SNIFFER,
MLX4_FS_MC_SNIFFER,
MLX4_FS_MODE_NUM, /* should be last */
};
struct mlx4_spec_eth {
u8 dst_mac[ETH_ALEN];
u8 dst_mac_msk[ETH_ALEN];
u8 src_mac[ETH_ALEN];
u8 src_mac_msk[ETH_ALEN];
u8 ether_type_enable;
__be16 ether_type;
__be16 vlan_id_msk;
__be16 vlan_id;
};
struct mlx4_spec_tcp_udp {
__be16 dst_port;
__be16 dst_port_msk;
__be16 src_port;
__be16 src_port_msk;
};
struct mlx4_spec_ipv4 {
__be32 dst_ip;
__be32 dst_ip_msk;
__be32 src_ip;
__be32 src_ip_msk;
};
struct mlx4_spec_ib {
__be32 l3_qpn;
__be32 qpn_msk;
u8 dst_gid[16];
u8 dst_gid_msk[16];
};
struct mlx4_spec_vxlan {
__be32 vni;
__be32 vni_mask;
};
struct mlx4_spec_list {
struct list_head list;
enum mlx4_net_trans_rule_id id;
union {
struct mlx4_spec_eth eth;
struct mlx4_spec_ib ib;
struct mlx4_spec_ipv4 ipv4;
struct mlx4_spec_tcp_udp tcp_udp;
struct mlx4_spec_vxlan vxlan;
};
};
enum mlx4_net_trans_hw_rule_queue {
MLX4_NET_TRANS_Q_FIFO,
MLX4_NET_TRANS_Q_LIFO,
};
struct mlx4_net_trans_rule {
struct list_head list;
enum mlx4_net_trans_hw_rule_queue queue_mode;
bool exclusive;
bool allow_loopback;
enum mlx4_net_trans_promisc_mode promisc_mode;
u8 port;
u16 priority;
u32 qpn;
};
struct mlx4_net_trans_rule_hw_ctrl {
__be16 prio;
u8 type;
u8 flags;
u8 rsvd1;
u8 funcid;
u8 vep;
u8 port;
__be32 qpn;
__be32 rsvd2;
};
struct mlx4_net_trans_rule_hw_ib {
u8 size;
u8 rsvd1;
__be16 id;
u32 rsvd2;
__be32 l3_qpn;
__be32 qpn_mask;
u8 dst_gid[16];
u8 dst_gid_msk[16];
} __packed;
struct mlx4_net_trans_rule_hw_eth {
u8 size;
u8 rsvd;
__be16 id;
u8 rsvd1[6];
u8 dst_mac[6];
u16 rsvd2;
u8 dst_mac_msk[6];
u16 rsvd3;
u8 src_mac[6];
u16 rsvd4;
u8 src_mac_msk[6];
u8 rsvd5;
u8 ether_type_enable;
__be16 ether_type;
__be16 vlan_tag_msk;
__be16 vlan_tag;
} __packed;
struct mlx4_net_trans_rule_hw_tcp_udp {
u8 size;
u8 rsvd;
__be16 id;
__be16 rsvd1[3];
__be16 dst_port;
__be16 rsvd2;
__be16 dst_port_msk;
__be16 rsvd3;
__be16 src_port;
__be16 rsvd4;
__be16 src_port_msk;
} __packed;
struct mlx4_net_trans_rule_hw_ipv4 {
u8 size;
u8 rsvd;
__be16 id;
__be32 rsvd1;
__be32 dst_ip;
__be32 dst_ip_msk;
__be32 src_ip;
__be32 src_ip_msk;
} __packed;
struct mlx4_net_trans_rule_hw_vxlan {
u8 size;
u8 rsvd;
__be16 id;
__be32 rsvd1;
__be32 vni;
__be32 vni_mask;
} __packed;
struct _rule_hw {
union {
struct {
u8 size;
u8 rsvd;
__be16 id;
};
struct mlx4_net_trans_rule_hw_eth eth;
struct mlx4_net_trans_rule_hw_ib ib;
struct mlx4_net_trans_rule_hw_ipv4 ipv4;
struct mlx4_net_trans_rule_hw_tcp_udp tcp_udp;
struct mlx4_net_trans_rule_hw_vxlan vxlan;
};
};
enum {
VXLAN_STEER_BY_OUTER_MAC = 1 << 0,
VXLAN_STEER_BY_OUTER_VLAN = 1 << 1,
VXLAN_STEER_BY_VSID_VNI = 1 << 2,
VXLAN_STEER_BY_INNER_MAC = 1 << 3,
VXLAN_STEER_BY_INNER_VLAN = 1 << 4,
};
enum {
MLX4_OP_MOD_QUERY_TRANSPORT_CI_ERRORS = 0x2,
};
int mlx4_flow_steer_promisc_add(struct mlx4_dev *dev, u8 port, u32 qpn,
enum mlx4_net_trans_promisc_mode mode);
int mlx4_flow_steer_promisc_remove(struct mlx4_dev *dev, u8 port,
enum mlx4_net_trans_promisc_mode mode);
int mlx4_multicast_promisc_add(struct mlx4_dev *dev, u32 qpn, u8 port);
int mlx4_multicast_promisc_remove(struct mlx4_dev *dev, u32 qpn, u8 port);
int mlx4_unicast_promisc_add(struct mlx4_dev *dev, u32 qpn, u8 port);
int mlx4_unicast_promisc_remove(struct mlx4_dev *dev, u32 qpn, u8 port);
int mlx4_SET_MCAST_FLTR(struct mlx4_dev *dev, u8 port, u64 mac, u64 clear, u8 mode);
int mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac);
void mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, u64 mac);
int mlx4_get_base_qpn(struct mlx4_dev *dev, u8 port);
int __mlx4_replace_mac(struct mlx4_dev *dev, u8 port, int qpn, u64 new_mac);
int mlx4_SET_PORT_general(struct mlx4_dev *dev, u8 port, int mtu,
u8 pptx, u8 pfctx, u8 pprx, u8 pfcrx);
int mlx4_SET_PORT_user_mac(struct mlx4_dev *dev, u8 port, u8 *user_mac);
int mlx4_SET_PORT_user_mtu(struct mlx4_dev *dev, u8 port, u16 user_mtu);
int mlx4_SET_PORT_qpn_calc(struct mlx4_dev *dev, u8 port, u32 base_qpn,
u8 promisc);
int mlx4_SET_PORT_BEACON(struct mlx4_dev *dev, u8 port, u16 time);
int mlx4_SET_PORT_fcs_check(struct mlx4_dev *dev, u8 port,
u8 ignore_fcs_value);
int mlx4_SET_PORT_VXLAN(struct mlx4_dev *dev, u8 port, u8 steering, int enable);
int set_phv_bit(struct mlx4_dev *dev, u8 port, int new_val);
int get_phv_bit(struct mlx4_dev *dev, u8 port, int *phv);
int mlx4_get_is_vlan_offload_disabled(struct mlx4_dev *dev, u8 port,
bool *vlan_offload_disabled);
void mlx4_handle_eth_header_mcast_prio(struct mlx4_net_trans_rule_hw_ctrl *ctrl,
struct _rule_hw *eth_header);
int mlx4_find_cached_mac(struct mlx4_dev *dev, u8 port, u64 mac, int *idx);
int mlx4_find_cached_vlan(struct mlx4_dev *dev, u8 port, u16 vid, int *idx);
int mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index);
void mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, u16 vlan);
int mlx4_map_phys_fmr(struct mlx4_dev *dev, struct mlx4_fmr *fmr, u64 *page_list,
int npages, u64 iova, u32 *lkey, u32 *rkey);
int mlx4_fmr_alloc(struct mlx4_dev *dev, u32 pd, u32 access, int max_pages,
int max_maps, u8 page_shift, struct mlx4_fmr *fmr);
int mlx4_fmr_enable(struct mlx4_dev *dev, struct mlx4_fmr *fmr);
void mlx4_fmr_unmap(struct mlx4_dev *dev, struct mlx4_fmr *fmr,
u32 *lkey, u32 *rkey);
int mlx4_fmr_free(struct mlx4_dev *dev, struct mlx4_fmr *fmr);
int mlx4_SYNC_TPT(struct mlx4_dev *dev);
int mlx4_test_interrupt(struct mlx4_dev *dev, int vector);
int mlx4_test_async(struct mlx4_dev *dev);
int mlx4_query_diag_counters(struct mlx4_dev *dev, u8 op_modifier,
const u32 offset[], u32 value[],
size_t array_len, u8 port);
u32 mlx4_get_eqs_per_port(struct mlx4_dev *dev, u8 port);
bool mlx4_is_eq_vector_valid(struct mlx4_dev *dev, u8 port, int vector);
struct cpu_rmap *mlx4_get_cpu_rmap(struct mlx4_dev *dev, int port);
int mlx4_assign_eq(struct mlx4_dev *dev, u8 port, int *vector);
void mlx4_release_eq(struct mlx4_dev *dev, int vec);
int mlx4_is_eq_shared(struct mlx4_dev *dev, int vector);
int mlx4_eq_get_irq(struct mlx4_dev *dev, int vec);
int mlx4_get_phys_port_id(struct mlx4_dev *dev);
int mlx4_wol_read(struct mlx4_dev *dev, u64 *config, int port);
int mlx4_wol_write(struct mlx4_dev *dev, u64 config, int port);
int mlx4_counter_alloc(struct mlx4_dev *dev, u32 *idx, u8 usage);
void mlx4_counter_free(struct mlx4_dev *dev, u32 idx);
int mlx4_get_default_counter_index(struct mlx4_dev *dev, int port);
void mlx4_set_admin_guid(struct mlx4_dev *dev, __be64 guid, int entry,
int port);
__be64 mlx4_get_admin_guid(struct mlx4_dev *dev, int entry, int port);
void mlx4_set_random_admin_guid(struct mlx4_dev *dev, int entry, int port);
int mlx4_flow_attach(struct mlx4_dev *dev,
struct mlx4_net_trans_rule *rule, u64 *reg_id);
int mlx4_flow_detach(struct mlx4_dev *dev, u64 reg_id);
int mlx4_map_sw_to_hw_steering_mode(struct mlx4_dev *dev,
enum mlx4_net_trans_promisc_mode flow_type);
int mlx4_map_sw_to_hw_steering_id(struct mlx4_dev *dev,
enum mlx4_net_trans_rule_id id);
int mlx4_hw_rule_sz(struct mlx4_dev *dev, enum mlx4_net_trans_rule_id id);
int mlx4_tunnel_steer_add(struct mlx4_dev *dev, unsigned char *addr,
int port, int qpn, u16 prio, u64 *reg_id);
void mlx4_sync_pkey_table(struct mlx4_dev *dev, int slave, int port,
int i, int val);
int mlx4_get_parav_qkey(struct mlx4_dev *dev, u32 qpn, u32 *qkey);
int mlx4_is_slave_active(struct mlx4_dev *dev, int slave);
int mlx4_gen_pkey_eqe(struct mlx4_dev *dev, int slave, u8 port);
int mlx4_gen_guid_change_eqe(struct mlx4_dev *dev, int slave, u8 port);
int mlx4_gen_slaves_port_mgt_ev(struct mlx4_dev *dev, u8 port, int attr);
int mlx4_gen_port_state_change_eqe(struct mlx4_dev *dev, int slave, u8 port, u8 port_subtype_change);
enum slave_port_state mlx4_get_slave_port_state(struct mlx4_dev *dev, int slave, u8 port);
int set_and_calc_slave_port_state(struct mlx4_dev *dev, int slave, u8 port, int event, enum slave_port_gen_event *gen_event);
void mlx4_put_slave_node_guid(struct mlx4_dev *dev, int slave, __be64 guid);
__be64 mlx4_get_slave_node_guid(struct mlx4_dev *dev, int slave);
int mlx4_get_slave_from_roce_gid(struct mlx4_dev *dev, int port, u8 *gid,
int *slave_id);
int mlx4_get_roce_gid_from_slave(struct mlx4_dev *dev, int port, int slave_id,
u8 *gid);
int mlx4_FLOW_STEERING_IB_UC_QP_RANGE(struct mlx4_dev *dev, u32 min_range_qpn,
u32 max_range_qpn);
u64 mlx4_read_clock(struct mlx4_dev *dev);
struct mlx4_active_ports {
DECLARE_BITMAP(ports, MLX4_MAX_PORTS);
};
/* Returns a bitmap of the physical ports which are assigned to slave */
struct mlx4_active_ports mlx4_get_active_ports(struct mlx4_dev *dev, int slave);
/* Returns the physical port that represents the virtual port of the slave, */
/* or a value < 0 in case of an error. If a slave has 2 ports, the identity */
/* mapping is returned. */
int mlx4_slave_convert_port(struct mlx4_dev *dev, int slave, int port);
struct mlx4_slaves_pport {
DECLARE_BITMAP(slaves, MLX4_MFUNC_MAX);
};
/* Returns a bitmap of all slaves that are assigned to port. */
struct mlx4_slaves_pport mlx4_phys_to_slaves_pport(struct mlx4_dev *dev,
int port);
/* Returns a bitmap of all slaves that are assigned exactly to all the */
/* the ports that are set in crit_ports. */
struct mlx4_slaves_pport mlx4_phys_to_slaves_pport_actv(
struct mlx4_dev *dev,
const struct mlx4_active_ports *crit_ports);
/* Returns the slave's virtual port that represents the physical port. */
int mlx4_phys_to_slave_port(struct mlx4_dev *dev, int slave, int port);
int mlx4_get_base_gid_ix(struct mlx4_dev *dev, int slave, int port);
int mlx4_config_vxlan_port(struct mlx4_dev *dev, __be16 udp_port);
int mlx4_disable_rx_port_check(struct mlx4_dev *dev, bool dis);
int mlx4_config_roce_v2_port(struct mlx4_dev *dev, u16 udp_port);
int mlx4_virt2phy_port_map(struct mlx4_dev *dev, u32 port1, u32 port2);
int mlx4_vf_smi_enabled(struct mlx4_dev *dev, int slave, int port);
int mlx4_vf_get_enable_smi_admin(struct mlx4_dev *dev, int slave, int port);
int mlx4_vf_set_enable_smi_admin(struct mlx4_dev *dev, int slave, int port,
int enable);
int mlx4_mr_hw_get_mpt(struct mlx4_dev *dev, struct mlx4_mr *mmr,
struct mlx4_mpt_entry ***mpt_entry);
int mlx4_mr_hw_write_mpt(struct mlx4_dev *dev, struct mlx4_mr *mmr,
struct mlx4_mpt_entry **mpt_entry);
int mlx4_mr_hw_change_pd(struct mlx4_dev *dev, struct mlx4_mpt_entry *mpt_entry,
u32 pdn);
int mlx4_mr_hw_change_access(struct mlx4_dev *dev,
struct mlx4_mpt_entry *mpt_entry,
u32 access);
void mlx4_mr_hw_put_mpt(struct mlx4_dev *dev,
struct mlx4_mpt_entry **mpt_entry);
void mlx4_mr_rereg_mem_cleanup(struct mlx4_dev *dev, struct mlx4_mr *mr);
int mlx4_mr_rereg_mem_write(struct mlx4_dev *dev, struct mlx4_mr *mr,
u64 iova, u64 size, int npages,
int page_shift, struct mlx4_mpt_entry *mpt_entry);
int mlx4_get_module_info(struct mlx4_dev *dev, u8 port,
u16 offset, u16 size, u8 *data);
int mlx4_max_tc(struct mlx4_dev *dev);
/* Returns true if running in low memory profile (kdump kernel) */
static inline bool mlx4_low_memory_profile(void)
{
return is_kdump_kernel();
}
/* ACCESS REG commands */
enum mlx4_access_reg_method {
MLX4_ACCESS_REG_QUERY = 0x1,
MLX4_ACCESS_REG_WRITE = 0x2,
};
/* ACCESS PTYS Reg command */
enum mlx4_ptys_proto {
MLX4_PTYS_IB = 1<<0,
MLX4_PTYS_EN = 1<<2,
};
enum mlx4_ptys_flags {
MLX4_PTYS_AN_DISABLE_CAP = 1 << 5,
MLX4_PTYS_AN_DISABLE_ADMIN = 1 << 6,
};
struct mlx4_ptys_reg {
u8 flags;
u8 local_port;
u8 resrvd2;
u8 proto_mask;
__be32 resrvd3[2];
__be32 eth_proto_cap;
__be16 ib_width_cap;
__be16 ib_speed_cap;
__be32 resrvd4;
__be32 eth_proto_admin;
__be16 ib_width_admin;
__be16 ib_speed_admin;
__be32 resrvd5;
__be32 eth_proto_oper;
__be16 ib_width_oper;
__be16 ib_speed_oper;
__be32 resrvd6;
__be32 eth_proto_lp_adv;
} __packed;
int mlx4_ACCESS_PTYS_REG(struct mlx4_dev *dev,
enum mlx4_access_reg_method method,
struct mlx4_ptys_reg *ptys_reg);
int mlx4_get_internal_clock_params(struct mlx4_dev *dev,
struct mlx4_clock_params *params);
static inline int mlx4_to_hw_uar_index(struct mlx4_dev *dev, int index)
{
return (index << (PAGE_SHIFT - dev->uar_page_shift));
}
static inline int mlx4_get_num_reserved_uar(struct mlx4_dev *dev)
{
/* The first 128 UARs are used for EQ doorbells */
return (128 >> (PAGE_SHIFT - dev->uar_page_shift));
}
#endif /* MLX4_DEVICE_H */
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