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linux/drivers/scsi/csiostor/t4fw_api_stor.h

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/*
* This file is part of the Chelsio FCoE driver for Linux.
*
* Copyright (c) 2009-2010 Chelsio Communications, 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 _T4FW_API_STOR_H_
#define _T4FW_API_STOR_H_
/******************************************************************************
* R E T U R N V A L U E S
********************************/
enum fw_fcoe_link_sub_op {
FCOE_LINK_DOWN = 0x0,
FCOE_LINK_UP = 0x1,
FCOE_LINK_COND = 0x2,
};
enum fw_fcoe_link_status {
FCOE_LINKDOWN = 0x0,
FCOE_LINKUP = 0x1,
};
enum fw_ofld_prot {
PROT_FCOE = 0x1,
PROT_ISCSI = 0x2,
};
enum rport_type_fcoe {
FLOGI_VFPORT = 0x1, /* 0xfffffe */
FDISC_VFPORT = 0x2, /* 0xfffffe */
NS_VNPORT = 0x3, /* 0xfffffc */
REG_FC4_VNPORT = 0x4, /* any FC4 type VN_PORT */
REG_VNPORT = 0x5, /* 0xfffxxx - non FC4 port in switch */
FDMI_VNPORT = 0x6, /* 0xfffffa */
FAB_CTLR_VNPORT = 0x7, /* 0xfffffd */
};
enum event_cause_fcoe {
PLOGI_ACC_RCVD = 0x01,
PLOGI_RJT_RCVD = 0x02,
PLOGI_RCVD = 0x03,
PLOGO_RCVD = 0x04,
PRLI_ACC_RCVD = 0x05,
PRLI_RJT_RCVD = 0x06,
PRLI_RCVD = 0x07,
PRLO_RCVD = 0x08,
NPORT_ID_CHGD = 0x09,
FLOGO_RCVD = 0x0a,
CLR_VIRT_LNK_RCVD = 0x0b,
FLOGI_ACC_RCVD = 0x0c,
FLOGI_RJT_RCVD = 0x0d,
FDISC_ACC_RCVD = 0x0e,
FDISC_RJT_RCVD = 0x0f,
FLOGI_TMO_MAX_RETRY = 0x10,
IMPL_LOGO_ADISC_ACC = 0x11,
IMPL_LOGO_ADISC_RJT = 0x12,
IMPL_LOGO_ADISC_CNFLT = 0x13,
PRLI_TMO = 0x14,
ADISC_TMO = 0x15,
RSCN_DEV_LOST = 0x16,
SCR_ACC_RCVD = 0x17,
ADISC_RJT_RCVD = 0x18,
LOGO_SNT = 0x19,
PROTO_ERR_IMPL_LOGO = 0x1a,
};
enum fcoe_cmn_type {
FCOE_ELS,
FCOE_CT,
FCOE_SCSI_CMD,
FCOE_UNSOL_ELS,
};
enum fw_wr_stor_opcodes {
FW_RDEV_WR = 0x38,
FW_FCOE_ELS_CT_WR = 0x30,
FW_SCSI_WRITE_WR = 0x31,
FW_SCSI_READ_WR = 0x32,
FW_SCSI_CMD_WR = 0x33,
FW_SCSI_ABRT_CLS_WR = 0x34,
};
struct fw_rdev_wr {
__be32 op_to_immdlen;
__be32 alloc_to_len16;
__be64 cookie;
u8 protocol;
u8 event_cause;
u8 cur_state;
u8 prev_state;
__be32 flags_to_assoc_flowid;
union rdev_entry {
struct fcoe_rdev_entry {
__be32 flowid;
u8 protocol;
u8 event_cause;
u8 flags;
u8 rjt_reason;
u8 cur_login_st;
u8 prev_login_st;
__be16 rcv_fr_sz;
u8 rd_xfer_rdy_to_rport_type;
u8 vft_to_qos;
u8 org_proc_assoc_to_acc_rsp_code;
u8 enh_disc_to_tgt;
u8 wwnn[8];
u8 wwpn[8];
__be16 iqid;
u8 fc_oui[3];
u8 r_id[3];
} fcoe_rdev;
struct iscsi_rdev_entry {
__be32 flowid;
u8 protocol;
u8 event_cause;
u8 flags;
u8 r3;
__be16 iscsi_opts;
__be16 tcp_opts;
__be16 ip_opts;
__be16 max_rcv_len;
__be16 max_snd_len;
__be16 first_brst_len;
__be16 max_brst_len;
__be16 r4;
__be16 def_time2wait;
__be16 def_time2ret;
__be16 nop_out_intrvl;
__be16 non_scsi_to;
__be16 isid;
__be16 tsid;
__be16 port;
__be16 tpgt;
u8 r5[6];
__be16 iqid;
} iscsi_rdev;
} u;
};
#define FW_RDEV_WR_FLOWID_GET(x) (((x) >> 8) & 0xfffff)
#define FW_RDEV_WR_ASSOC_FLOWID_GET(x) (((x) >> 0) & 0xfffff)
#define FW_RDEV_WR_RPORT_TYPE_GET(x) (((x) >> 0) & 0x1f)
#define FW_RDEV_WR_NPIV_GET(x) (((x) >> 6) & 0x1)
#define FW_RDEV_WR_CLASS_GET(x) (((x) >> 4) & 0x3)
#define FW_RDEV_WR_TASK_RETRY_ID_GET(x) (((x) >> 5) & 0x1)
#define FW_RDEV_WR_RETRY_GET(x) (((x) >> 4) & 0x1)
#define FW_RDEV_WR_CONF_CMPL_GET(x) (((x) >> 3) & 0x1)
#define FW_RDEV_WR_INI_GET(x) (((x) >> 1) & 0x1)
#define FW_RDEV_WR_TGT_GET(x) (((x) >> 0) & 0x1)
struct fw_fcoe_els_ct_wr {
__be32 op_immdlen;
__be32 flowid_len16;
u64 cookie;
__be16 iqid;
u8 tmo_val;
u8 els_ct_type;
u8 ctl_pri;
u8 cp_en_class;
__be16 xfer_cnt;
u8 fl_to_sp;
u8 l_id[3];
u8 r5;
u8 r_id[3];
__be64 rsp_dmaaddr;
__be32 rsp_dmalen;
__be32 r6;
};
#define FW_FCOE_ELS_CT_WR_OPCODE(x) ((x) << 24)
#define FW_FCOE_ELS_CT_WR_OPCODE_GET(x) (((x) >> 24) & 0xff)
#define FW_FCOE_ELS_CT_WR_IMMDLEN(x) ((x) << 0)
#define FW_FCOE_ELS_CT_WR_IMMDLEN_GET(x) (((x) >> 0) & 0xff)
#define FW_FCOE_ELS_CT_WR_SP(x) ((x) << 0)
struct fw_scsi_write_wr {
__be32 op_immdlen;
__be32 flowid_len16;
u64 cookie;
__be16 iqid;
u8 tmo_val;
u8 use_xfer_cnt;
union fw_scsi_write_priv {
struct fcoe_write_priv {
u8 ctl_pri;
u8 cp_en_class;
u8 r3_lo[2];
} fcoe;
struct iscsi_write_priv {
u8 r3[4];
} iscsi;
} u;
__be32 xfer_cnt;
__be32 ini_xfer_cnt;
__be64 rsp_dmaaddr;
__be32 rsp_dmalen;
__be32 r4;
};
#define FW_SCSI_WRITE_WR_IMMDLEN(x) ((x) << 0)
struct fw_scsi_read_wr {
__be32 op_immdlen;
__be32 flowid_len16;
u64 cookie;
__be16 iqid;
u8 tmo_val;
u8 use_xfer_cnt;
union fw_scsi_read_priv {
struct fcoe_read_priv {
u8 ctl_pri;
u8 cp_en_class;
u8 r3_lo[2];
} fcoe;
struct iscsi_read_priv {
u8 r3[4];
} iscsi;
} u;
__be32 xfer_cnt;
__be32 ini_xfer_cnt;
__be64 rsp_dmaaddr;
__be32 rsp_dmalen;
__be32 r4;
};
#define FW_SCSI_READ_WR_IMMDLEN(x) ((x) << 0)
struct fw_scsi_cmd_wr {
__be32 op_immdlen;
__be32 flowid_len16;
u64 cookie;
__be16 iqid;
u8 tmo_val;
u8 r3;
union fw_scsi_cmd_priv {
struct fcoe_cmd_priv {
u8 ctl_pri;
u8 cp_en_class;
u8 r4_lo[2];
} fcoe;
struct iscsi_cmd_priv {
u8 r4[4];
} iscsi;
} u;
u8 r5[8];
__be64 rsp_dmaaddr;
__be32 rsp_dmalen;
__be32 r6;
};
#define FW_SCSI_CMD_WR_IMMDLEN(x) ((x) << 0)
#define SCSI_ABORT 0
#define SCSI_CLOSE 1
struct fw_scsi_abrt_cls_wr {
__be32 op_immdlen;
__be32 flowid_len16;
u64 cookie;
__be16 iqid;
u8 tmo_val;
u8 sub_opcode_to_chk_all_io;
u8 r3[4];
u64 t_cookie;
};
#define FW_SCSI_ABRT_CLS_WR_SUB_OPCODE(x) ((x) << 2)
#define FW_SCSI_ABRT_CLS_WR_SUB_OPCODE_GET(x) (((x) >> 2) & 0x3f)
#define FW_SCSI_ABRT_CLS_WR_CHK_ALL_IO(x) ((x) << 0)
enum fw_cmd_stor_opcodes {
FW_FCOE_RES_INFO_CMD = 0x31,
FW_FCOE_LINK_CMD = 0x32,
FW_FCOE_VNP_CMD = 0x33,
FW_FCOE_SPARAMS_CMD = 0x35,
FW_FCOE_STATS_CMD = 0x37,
FW_FCOE_FCF_CMD = 0x38,
};
struct fw_fcoe_res_info_cmd {
__be32 op_to_read;
__be32 retval_len16;
__be16 e_d_tov;
__be16 r_a_tov_seq;
__be16 r_a_tov_els;
__be16 r_r_tov;
__be32 max_xchgs;
__be32 max_ssns;
__be32 used_xchgs;
__be32 used_ssns;
__be32 max_fcfs;
__be32 max_vnps;
__be32 used_fcfs;
__be32 used_vnps;
};
struct fw_fcoe_link_cmd {
__be32 op_to_portid;
__be32 retval_len16;
__be32 sub_opcode_fcfi;
u8 r3;
u8 lstatus;
__be16 flags;
u8 r4;
u8 set_vlan;
__be16 vlan_id;
__be32 vnpi_pkd;
__be16 r6;
u8 phy_mac[6];
u8 vnport_wwnn[8];
u8 vnport_wwpn[8];
};
#define FW_FCOE_LINK_CMD_PORTID(x) ((x) << 0)
#define FW_FCOE_LINK_CMD_PORTID_GET(x) (((x) >> 0) & 0xf)
#define FW_FCOE_LINK_CMD_SUB_OPCODE(x) ((x) << 24U)
#define FW_FCOE_LINK_CMD_FCFI(x) ((x) << 0)
#define FW_FCOE_LINK_CMD_FCFI_GET(x) (((x) >> 0) & 0xffffff)
#define FW_FCOE_LINK_CMD_VNPI_GET(x) (((x) >> 0) & 0xfffff)
struct fw_fcoe_vnp_cmd {
__be32 op_to_fcfi;
__be32 alloc_to_len16;
__be32 gen_wwn_to_vnpi;
__be32 vf_id;
__be16 iqid;
u8 vnport_mac[6];
u8 vnport_wwnn[8];
u8 vnport_wwpn[8];
u8 cmn_srv_parms[16];
u8 clsp_word_0_1[8];
};
#define FW_FCOE_VNP_CMD_FCFI(x) ((x) << 0)
#define FW_FCOE_VNP_CMD_ALLOC (1U << 31)
#define FW_FCOE_VNP_CMD_FREE (1U << 30)
#define FW_FCOE_VNP_CMD_MODIFY (1U << 29)
#define FW_FCOE_VNP_CMD_GEN_WWN (1U << 22)
#define FW_FCOE_VNP_CMD_VFID_EN (1U << 20)
#define FW_FCOE_VNP_CMD_VNPI(x) ((x) << 0)
#define FW_FCOE_VNP_CMD_VNPI_GET(x) (((x) >> 0) & 0xfffff)
struct fw_fcoe_sparams_cmd {
__be32 op_to_portid;
__be32 retval_len16;
u8 r3[7];
u8 cos;
u8 lport_wwnn[8];
u8 lport_wwpn[8];
u8 cmn_srv_parms[16];
u8 cls_srv_parms[16];
};
#define FW_FCOE_SPARAMS_CMD_PORTID(x) ((x) << 0)
struct fw_fcoe_stats_cmd {
__be32 op_to_flowid;
__be32 free_to_len16;
union fw_fcoe_stats {
struct fw_fcoe_stats_ctl {
u8 nstats_port;
u8 port_valid_ix;
__be16 r6;
__be32 r7;
__be64 stat0;
__be64 stat1;
__be64 stat2;
__be64 stat3;
__be64 stat4;
__be64 stat5;
} ctl;
struct fw_fcoe_port_stats {
__be64 tx_bcast_bytes;
__be64 tx_bcast_frames;
__be64 tx_mcast_bytes;
__be64 tx_mcast_frames;
__be64 tx_ucast_bytes;
__be64 tx_ucast_frames;
__be64 tx_drop_frames;
__be64 tx_offload_bytes;
__be64 tx_offload_frames;
__be64 rx_bcast_bytes;
__be64 rx_bcast_frames;
__be64 rx_mcast_bytes;
__be64 rx_mcast_frames;
__be64 rx_ucast_bytes;
__be64 rx_ucast_frames;
__be64 rx_err_frames;
} port_stats;
struct fw_fcoe_fcf_stats {
__be32 fip_tx_bytes;
__be32 fip_tx_fr;
__be64 fcf_ka;
__be64 mcast_adv_rcvd;
__be16 ucast_adv_rcvd;
__be16 sol_sent;
__be16 vlan_req;
__be16 vlan_rpl;
__be16 clr_vlink;
__be16 link_down;
__be16 link_up;
__be16 logo;
__be16 flogi_req;
__be16 flogi_rpl;
__be16 fdisc_req;
__be16 fdisc_rpl;
__be16 fka_prd_chg;
__be16 fc_map_chg;
__be16 vfid_chg;
u8 no_fka_req;
u8 no_vnp;
} fcf_stats;
struct fw_fcoe_pcb_stats {
__be64 tx_bytes;
__be64 tx_frames;
__be64 rx_bytes;
__be64 rx_frames;
__be32 vnp_ka;
__be32 unsol_els_rcvd;
__be64 unsol_cmd_rcvd;
__be16 implicit_logo;
__be16 flogi_inv_sparm;
__be16 fdisc_inv_sparm;
__be16 flogi_rjt;
__be16 fdisc_rjt;
__be16 no_ssn;
__be16 mac_flt_fail;
__be16 inv_fr_rcvd;
} pcb_stats;
struct fw_fcoe_scb_stats {
__be64 tx_bytes;
__be64 tx_frames;
__be64 rx_bytes;
__be64 rx_frames;
__be32 host_abrt_req;
__be32 adap_auto_abrt;
__be32 adap_abrt_rsp;
__be32 host_ios_req;
__be16 ssn_offl_ios;
__be16 ssn_not_rdy_ios;
u8 rx_data_ddp_err;
u8 ddp_flt_set_err;
__be16 rx_data_fr_err;
u8 bad_st_abrt_req;
u8 no_io_abrt_req;
u8 abort_tmo;
u8 abort_tmo_2;
__be32 abort_req;
u8 no_ppod_res_tmo;
u8 bp_tmo;
u8 adap_auto_cls;
u8 no_io_cls_req;
__be32 host_cls_req;
__be64 unsol_cmd_rcvd;
__be32 plogi_req_rcvd;
__be32 prli_req_rcvd;
__be16 logo_req_rcvd;
__be16 prlo_req_rcvd;
__be16 plogi_rjt_rcvd;
__be16 prli_rjt_rcvd;
__be32 adisc_req_rcvd;
__be32 rscn_rcvd;
__be32 rrq_req_rcvd;
__be32 unsol_els_rcvd;
u8 adisc_rjt_rcvd;
u8 scr_rjt;
u8 ct_rjt;
u8 inval_bls_rcvd;
__be32 ba_rjt_rcvd;
} scb_stats;
} u;
};
#define FW_FCOE_STATS_CMD_FLOWID(x) ((x) << 0)
#define FW_FCOE_STATS_CMD_FREE (1U << 30)
#define FW_FCOE_STATS_CMD_NSTATS(x) ((x) << 4)
#define FW_FCOE_STATS_CMD_PORT(x) ((x) << 0)
#define FW_FCOE_STATS_CMD_PORT_VALID (1U << 7)
#define FW_FCOE_STATS_CMD_IX(x) ((x) << 0)
struct fw_fcoe_fcf_cmd {
__be32 op_to_fcfi;
__be32 retval_len16;
__be16 priority_pkd;
u8 mac[6];
u8 name_id[8];
u8 fabric[8];
__be16 vf_id;
__be16 max_fcoe_size;
u8 vlan_id;
u8 fc_map[3];
__be32 fka_adv;
__be32 r6;
u8 r7_hi;
u8 fpma_to_portid;
u8 spma_mac[6];
__be64 r8;
};
#define FW_FCOE_FCF_CMD_FCFI(x) ((x) << 0)
#define FW_FCOE_FCF_CMD_FCFI_GET(x) (((x) >> 0) & 0xfffff)
#define FW_FCOE_FCF_CMD_PRIORITY_GET(x) (((x) >> 0) & 0xff)
#define FW_FCOE_FCF_CMD_FPMA_GET(x) (((x) >> 6) & 0x1)
#define FW_FCOE_FCF_CMD_SPMA_GET(x) (((x) >> 5) & 0x1)
#define FW_FCOE_FCF_CMD_LOGIN_GET(x) (((x) >> 4) & 0x1)
#define FW_FCOE_FCF_CMD_PORTID_GET(x) (((x) >> 0) & 0xf)
#endif /* _T4FW_API_STOR_H_ */
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