#include <scsi/scsi_tcq.h>
#include <scsi/libfc.h>
#include <scsi/libfcoe.h>
-#include <scsi/fc_encode.h>
#include <scsi/scsi_transport.h>
#include <scsi/scsi_transport_fc.h>
#include <scsi/fc/fc_fip.h>
#include <scsi/fc/fc_ns.h>
#include <scsi/fc/fc_els.h>
#include <scsi/libfc.h>
-#include <scsi/fc_encode.h>
+#include "fc_encode.h"
#include "fc_libfc.h"
/**
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright(c) 2008 Intel Corporation. All rights reserved.
+ *
+ * Maintained at www.Open-FCoE.org
+ */
+
+#ifndef _FC_ENCODE_H_
+#define _FC_ENCODE_H_
+#include <asm/unaligned.h>
+#include <linux/utsname.h>
+#include <scsi/fc/fc_ms.h>
+
+/*
+ * F_CTL values for simple requests and responses.
+ */
+#define FC_FCTL_REQ (FC_FC_FIRST_SEQ | FC_FC_END_SEQ | FC_FC_SEQ_INIT)
+#define FC_FCTL_RESP (FC_FC_EX_CTX | FC_FC_LAST_SEQ | \
+ FC_FC_END_SEQ | FC_FC_SEQ_INIT)
+
+struct fc_ns_rft {
+ struct fc_ns_fid fid; /* port ID object */
+ struct fc_ns_fts fts; /* FC4-types object */
+};
+
+struct fc_ct_req {
+ struct fc_ct_hdr hdr;
+ union {
+ struct fc_ns_gid_ft gid;
+ struct fc_ns_rn_id rn;
+ struct fc_ns_rft rft;
+ struct fc_ns_rff_id rff;
+ struct fc_ns_fid fid;
+ struct fc_ns_rsnn snn;
+ struct fc_ns_rspn spn;
+ struct fc_fdmi_rhba rhba;
+ struct fc_fdmi_rpa rpa;
+ struct fc_fdmi_dprt dprt;
+ struct fc_fdmi_dhba dhba;
+ } payload;
+};
+
+/**
+ * fc_adisc_fill() - Fill in adisc request frame
+ * @lport: local port.
+ * @fp: fc frame where payload will be placed.
+ */
+static inline void fc_adisc_fill(struct fc_lport *lport, struct fc_frame *fp)
+{
+ struct fc_els_adisc *adisc;
+
+ adisc = fc_frame_payload_get(fp, sizeof(*adisc));
+ memset(adisc, 0, sizeof(*adisc));
+ adisc->adisc_cmd = ELS_ADISC;
+ put_unaligned_be64(lport->wwpn, &adisc->adisc_wwpn);
+ put_unaligned_be64(lport->wwnn, &adisc->adisc_wwnn);
+ hton24(adisc->adisc_port_id, lport->port_id);
+}
+
+/**
+ * fc_ct_hdr_fill- fills ct header and reset ct payload
+ * returns pointer to ct request.
+ */
+static inline struct fc_ct_req *fc_ct_hdr_fill(const struct fc_frame *fp,
+ unsigned int op, size_t req_size,
+ enum fc_ct_fs_type fs_type,
+ u8 subtype)
+{
+ struct fc_ct_req *ct;
+ size_t ct_plen;
+
+ ct_plen = sizeof(struct fc_ct_hdr) + req_size;
+ ct = fc_frame_payload_get(fp, ct_plen);
+ memset(ct, 0, ct_plen);
+ ct->hdr.ct_rev = FC_CT_REV;
+ ct->hdr.ct_fs_type = fs_type;
+ ct->hdr.ct_fs_subtype = subtype;
+ ct->hdr.ct_cmd = htons((u16) op);
+ return ct;
+}
+
+/**
+ * fc_ct_ns_fill() - Fill in a name service request frame
+ * @lport: local port.
+ * @fc_id: FC_ID of non-destination rport for GPN_ID and similar inquiries.
+ * @fp: frame to contain payload.
+ * @op: CT opcode.
+ * @r_ctl: pointer to FC header R_CTL.
+ * @fh_type: pointer to FC-4 type.
+ */
+static inline int fc_ct_ns_fill(struct fc_lport *lport,
+ u32 fc_id, struct fc_frame *fp,
+ unsigned int op, enum fc_rctl *r_ctl,
+ enum fc_fh_type *fh_type)
+{
+ struct fc_ct_req *ct;
+ size_t len;
+
+ switch (op) {
+ case FC_NS_GPN_FT:
+ ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_gid_ft),
+ FC_FST_DIR, FC_NS_SUBTYPE);
+ ct->payload.gid.fn_fc4_type = FC_TYPE_FCP;
+ break;
+
+ case FC_NS_GPN_ID:
+ ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_fid),
+ FC_FST_DIR, FC_NS_SUBTYPE);
+ ct->payload.gid.fn_fc4_type = FC_TYPE_FCP;
+ hton24(ct->payload.fid.fp_fid, fc_id);
+ break;
+
+ case FC_NS_RFT_ID:
+ ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rft),
+ FC_FST_DIR, FC_NS_SUBTYPE);
+ hton24(ct->payload.rft.fid.fp_fid, lport->port_id);
+ ct->payload.rft.fts = lport->fcts;
+ break;
+
+ case FC_NS_RFF_ID:
+ ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rff_id),
+ FC_FST_DIR, FC_NS_SUBTYPE);
+ hton24(ct->payload.rff.fr_fid.fp_fid, lport->port_id);
+ ct->payload.rff.fr_type = FC_TYPE_FCP;
+ if (lport->service_params & FCP_SPPF_INIT_FCN)
+ ct->payload.rff.fr_feat = FCP_FEAT_INIT;
+ if (lport->service_params & FCP_SPPF_TARG_FCN)
+ ct->payload.rff.fr_feat |= FCP_FEAT_TARG;
+ break;
+
+ case FC_NS_RNN_ID:
+ ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rn_id),
+ FC_FST_DIR, FC_NS_SUBTYPE);
+ hton24(ct->payload.rn.fr_fid.fp_fid, lport->port_id);
+ put_unaligned_be64(lport->wwnn, &ct->payload.rn.fr_wwn);
+ break;
+
+ case FC_NS_RSPN_ID:
+ len = strnlen(fc_host_symbolic_name(lport->host), 255);
+ ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rspn) + len,
+ FC_FST_DIR, FC_NS_SUBTYPE);
+ hton24(ct->payload.spn.fr_fid.fp_fid, lport->port_id);
+ strncpy(ct->payload.spn.fr_name,
+ fc_host_symbolic_name(lport->host), len);
+ ct->payload.spn.fr_name_len = len;
+ break;
+
+ case FC_NS_RSNN_NN:
+ len = strnlen(fc_host_symbolic_name(lport->host), 255);
+ ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rsnn) + len,
+ FC_FST_DIR, FC_NS_SUBTYPE);
+ put_unaligned_be64(lport->wwnn, &ct->payload.snn.fr_wwn);
+ strncpy(ct->payload.snn.fr_name,
+ fc_host_symbolic_name(lport->host), len);
+ ct->payload.snn.fr_name_len = len;
+ break;
+
+ default:
+ return -EINVAL;
+ }
+ *r_ctl = FC_RCTL_DD_UNSOL_CTL;
+ *fh_type = FC_TYPE_CT;
+ return 0;
+}
+
+/**
+ * fc_ct_ms_fill() - Fill in a mgmt service request frame
+ * @lport: local port.
+ * @fc_id: FC_ID of non-destination rport for GPN_ID and similar inquiries.
+ * @fp: frame to contain payload.
+ * @op: CT opcode.
+ * @r_ctl: pointer to FC header R_CTL.
+ * @fh_type: pointer to FC-4 type.
+ */
+static inline int fc_ct_ms_fill(struct fc_lport *lport,
+ u32 fc_id, struct fc_frame *fp,
+ unsigned int op, enum fc_rctl *r_ctl,
+ enum fc_fh_type *fh_type)
+{
+ struct fc_ct_req *ct;
+ size_t len;
+ struct fc_fdmi_attr_entry *entry;
+ struct fs_fdmi_attrs *hba_attrs;
+ int numattrs = 0;
+
+ switch (op) {
+ case FC_FDMI_RHBA:
+ numattrs = 10;
+ len = sizeof(struct fc_fdmi_rhba);
+ len -= sizeof(struct fc_fdmi_attr_entry);
+ len += (numattrs * FC_FDMI_ATTR_ENTRY_HEADER_LEN);
+ len += FC_FDMI_HBA_ATTR_NODENAME_LEN;
+ len += FC_FDMI_HBA_ATTR_MANUFACTURER_LEN;
+ len += FC_FDMI_HBA_ATTR_SERIALNUMBER_LEN;
+ len += FC_FDMI_HBA_ATTR_MODEL_LEN;
+ len += FC_FDMI_HBA_ATTR_MODELDESCR_LEN;
+ len += FC_FDMI_HBA_ATTR_HARDWAREVERSION_LEN;
+ len += FC_FDMI_HBA_ATTR_DRIVERVERSION_LEN;
+ len += FC_FDMI_HBA_ATTR_OPTIONROMVERSION_LEN;
+ len += FC_FDMI_HBA_ATTR_FIRMWAREVERSION_LEN;
+ len += FC_FDMI_HBA_ATTR_OSNAMEVERSION_LEN;
+ ct = fc_ct_hdr_fill(fp, op, len, FC_FST_MGMT,
+ FC_FDMI_SUBTYPE);
+
+ /* HBA Identifier */
+ put_unaligned_be64(lport->wwpn, &ct->payload.rhba.hbaid.id);
+ /* Number of Ports - always 1 */
+ put_unaligned_be32(1, &ct->payload.rhba.port.numport);
+ /* Port Name */
+ put_unaligned_be64(lport->wwpn,
+ &ct->payload.rhba.port.port[0].portname);
+
+ /* HBA Attributes */
+ put_unaligned_be32(numattrs,
+ &ct->payload.rhba.hba_attrs.numattrs);
+ hba_attrs = &ct->payload.rhba.hba_attrs;
+ entry = (struct fc_fdmi_attr_entry *)hba_attrs->attr;
+ /* NodeName*/
+ len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
+ len += FC_FDMI_HBA_ATTR_NODENAME_LEN;
+ put_unaligned_be16(FC_FDMI_HBA_ATTR_NODENAME,
+ &entry->type);
+ put_unaligned_be16(len, &entry->len);
+ put_unaligned_be64(lport->wwnn,
+ (__be64 *)&entry->value[0]);
+
+ /* Manufacturer */
+ entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
+ FC_FDMI_HBA_ATTR_NODENAME_LEN);
+ len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
+ len += FC_FDMI_HBA_ATTR_MANUFACTURER_LEN;
+ put_unaligned_be16(FC_FDMI_HBA_ATTR_MANUFACTURER,
+ &entry->type);
+ put_unaligned_be16(len, &entry->len);
+ strncpy((char *)&entry->value,
+ fc_host_manufacturer(lport->host),
+ FC_FDMI_HBA_ATTR_MANUFACTURER_LEN);
+
+ /* SerialNumber */
+ entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
+ FC_FDMI_HBA_ATTR_MANUFACTURER_LEN);
+ len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
+ len += FC_FDMI_HBA_ATTR_SERIALNUMBER_LEN;
+ put_unaligned_be16(FC_FDMI_HBA_ATTR_SERIALNUMBER,
+ &entry->type);
+ put_unaligned_be16(len, &entry->len);
+ strncpy((char *)&entry->value,
+ fc_host_serial_number(lport->host),
+ FC_FDMI_HBA_ATTR_SERIALNUMBER_LEN);
+
+ /* Model */
+ entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
+ FC_FDMI_HBA_ATTR_SERIALNUMBER_LEN);
+ len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
+ len += FC_FDMI_HBA_ATTR_MODEL_LEN;
+ put_unaligned_be16(FC_FDMI_HBA_ATTR_MODEL,
+ &entry->type);
+ put_unaligned_be16(len, &entry->len);
+ strncpy((char *)&entry->value,
+ fc_host_model(lport->host),
+ FC_FDMI_HBA_ATTR_MODEL_LEN);
+
+ /* Model Description */
+ entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
+ FC_FDMI_HBA_ATTR_MODEL_LEN);
+ len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
+ len += FC_FDMI_HBA_ATTR_MODELDESCR_LEN;
+ put_unaligned_be16(FC_FDMI_HBA_ATTR_MODELDESCRIPTION,
+ &entry->type);
+ put_unaligned_be16(len, &entry->len);
+ strncpy((char *)&entry->value,
+ fc_host_model_description(lport->host),
+ FC_FDMI_HBA_ATTR_MODELDESCR_LEN);
+
+ /* Hardware Version */
+ entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
+ FC_FDMI_HBA_ATTR_MODELDESCR_LEN);
+ len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
+ len += FC_FDMI_HBA_ATTR_HARDWAREVERSION_LEN;
+ put_unaligned_be16(FC_FDMI_HBA_ATTR_HARDWAREVERSION,
+ &entry->type);
+ put_unaligned_be16(len, &entry->len);
+ strncpy((char *)&entry->value,
+ fc_host_hardware_version(lport->host),
+ FC_FDMI_HBA_ATTR_HARDWAREVERSION_LEN);
+
+ /* Driver Version */
+ entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
+ FC_FDMI_HBA_ATTR_HARDWAREVERSION_LEN);
+ len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
+ len += FC_FDMI_HBA_ATTR_DRIVERVERSION_LEN;
+ put_unaligned_be16(FC_FDMI_HBA_ATTR_DRIVERVERSION,
+ &entry->type);
+ put_unaligned_be16(len, &entry->len);
+ strncpy((char *)&entry->value,
+ fc_host_driver_version(lport->host),
+ FC_FDMI_HBA_ATTR_DRIVERVERSION_LEN);
+
+ /* OptionROM Version */
+ entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
+ FC_FDMI_HBA_ATTR_DRIVERVERSION_LEN);
+ len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
+ len += FC_FDMI_HBA_ATTR_OPTIONROMVERSION_LEN;
+ put_unaligned_be16(FC_FDMI_HBA_ATTR_OPTIONROMVERSION,
+ &entry->type);
+ put_unaligned_be16(len, &entry->len);
+ strncpy((char *)&entry->value,
+ fc_host_optionrom_version(lport->host),
+ FC_FDMI_HBA_ATTR_OPTIONROMVERSION_LEN);
+
+ /* Firmware Version */
+ entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
+ FC_FDMI_HBA_ATTR_OPTIONROMVERSION_LEN);
+ len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
+ len += FC_FDMI_HBA_ATTR_FIRMWAREVERSION_LEN;
+ put_unaligned_be16(FC_FDMI_HBA_ATTR_FIRMWAREVERSION,
+ &entry->type);
+ put_unaligned_be16(len, &entry->len);
+ strncpy((char *)&entry->value,
+ fc_host_firmware_version(lport->host),
+ FC_FDMI_HBA_ATTR_FIRMWAREVERSION_LEN);
+
+ /* OS Name and Version */
+ entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
+ FC_FDMI_HBA_ATTR_FIRMWAREVERSION_LEN);
+ len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
+ len += FC_FDMI_HBA_ATTR_OSNAMEVERSION_LEN;
+ put_unaligned_be16(FC_FDMI_HBA_ATTR_OSNAMEVERSION,
+ &entry->type);
+ put_unaligned_be16(len, &entry->len);
+ snprintf((char *)&entry->value,
+ FC_FDMI_HBA_ATTR_OSNAMEVERSION_LEN,
+ "%s v%s",
+ init_utsname()->sysname,
+ init_utsname()->release);
+ break;
+ case FC_FDMI_RPA:
+ numattrs = 6;
+ len = sizeof(struct fc_fdmi_rpa);
+ len -= sizeof(struct fc_fdmi_attr_entry);
+ len += (numattrs * FC_FDMI_ATTR_ENTRY_HEADER_LEN);
+ len += FC_FDMI_PORT_ATTR_FC4TYPES_LEN;
+ len += FC_FDMI_PORT_ATTR_SUPPORTEDSPEED_LEN;
+ len += FC_FDMI_PORT_ATTR_CURRENTPORTSPEED_LEN;
+ len += FC_FDMI_PORT_ATTR_MAXFRAMESIZE_LEN;
+ len += FC_FDMI_PORT_ATTR_OSDEVICENAME_LEN;
+ len += FC_FDMI_PORT_ATTR_HOSTNAME_LEN;
+ ct = fc_ct_hdr_fill(fp, op, len, FC_FST_MGMT,
+ FC_FDMI_SUBTYPE);
+
+ /* Port Name */
+ put_unaligned_be64(lport->wwpn,
+ &ct->payload.rpa.port.portname);
+
+ /* Port Attributes */
+ put_unaligned_be32(numattrs,
+ &ct->payload.rpa.hba_attrs.numattrs);
+
+ hba_attrs = &ct->payload.rpa.hba_attrs;
+ entry = (struct fc_fdmi_attr_entry *)hba_attrs->attr;
+
+ /* FC4 types */
+ len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
+ len += FC_FDMI_PORT_ATTR_FC4TYPES_LEN;
+ put_unaligned_be16(FC_FDMI_PORT_ATTR_FC4TYPES,
+ &entry->type);
+ put_unaligned_be16(len, &entry->len);
+ memcpy(&entry->value, fc_host_supported_fc4s(lport->host),
+ FC_FDMI_PORT_ATTR_FC4TYPES_LEN);
+
+ /* Supported Speed */
+ entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
+ FC_FDMI_PORT_ATTR_FC4TYPES_LEN);
+ len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
+ len += FC_FDMI_PORT_ATTR_SUPPORTEDSPEED_LEN;
+ put_unaligned_be16(FC_FDMI_PORT_ATTR_SUPPORTEDSPEED,
+ &entry->type);
+ put_unaligned_be16(len, &entry->len);
+
+ put_unaligned_be32(fc_host_supported_speeds(lport->host),
+ &entry->value);
+
+ /* Current Port Speed */
+ entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
+ FC_FDMI_PORT_ATTR_SUPPORTEDSPEED_LEN);
+ len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
+ len += FC_FDMI_PORT_ATTR_CURRENTPORTSPEED_LEN;
+ put_unaligned_be16(FC_FDMI_PORT_ATTR_CURRENTPORTSPEED,
+ &entry->type);
+ put_unaligned_be16(len, &entry->len);
+ put_unaligned_be32(lport->link_speed,
+ &entry->value);
+
+ /* Max Frame Size */
+ entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
+ FC_FDMI_PORT_ATTR_CURRENTPORTSPEED_LEN);
+ len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
+ len += FC_FDMI_PORT_ATTR_MAXFRAMESIZE_LEN;
+ put_unaligned_be16(FC_FDMI_PORT_ATTR_MAXFRAMESIZE,
+ &entry->type);
+ put_unaligned_be16(len, &entry->len);
+ put_unaligned_be32(fc_host_maxframe_size(lport->host),
+ &entry->value);
+
+ /* OS Device Name */
+ entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
+ FC_FDMI_PORT_ATTR_MAXFRAMESIZE_LEN);
+ len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
+ len += FC_FDMI_PORT_ATTR_OSDEVICENAME_LEN;
+ put_unaligned_be16(FC_FDMI_PORT_ATTR_OSDEVICENAME,
+ &entry->type);
+ put_unaligned_be16(len, &entry->len);
+ /* Use the sysfs device name */
+ strncpy((char *)&entry->value,
+ dev_name(&lport->host->shost_gendev),
+ strnlen(dev_name(&lport->host->shost_gendev),
+ FC_FDMI_PORT_ATTR_HOSTNAME_LEN));
+
+ /* Host Name */
+ entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
+ FC_FDMI_PORT_ATTR_OSDEVICENAME_LEN);
+ len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
+ len += FC_FDMI_PORT_ATTR_HOSTNAME_LEN;
+ put_unaligned_be16(FC_FDMI_PORT_ATTR_HOSTNAME,
+ &entry->type);
+ put_unaligned_be16(len, &entry->len);
+ if (strlen(fc_host_system_hostname(lport->host)))
+ strncpy((char *)&entry->value,
+ fc_host_system_hostname(lport->host),
+ strnlen(fc_host_system_hostname(lport->host),
+ FC_FDMI_PORT_ATTR_HOSTNAME_LEN));
+ else
+ strncpy((char *)&entry->value,
+ init_utsname()->nodename,
+ FC_FDMI_PORT_ATTR_HOSTNAME_LEN);
+ break;
+ case FC_FDMI_DPRT:
+ len = sizeof(struct fc_fdmi_dprt);
+ ct = fc_ct_hdr_fill(fp, op, len, FC_FST_MGMT,
+ FC_FDMI_SUBTYPE);
+ /* Port Name */
+ put_unaligned_be64(lport->wwpn,
+ &ct->payload.dprt.port.portname);
+ break;
+ case FC_FDMI_DHBA:
+ len = sizeof(struct fc_fdmi_dhba);
+ ct = fc_ct_hdr_fill(fp, op, len, FC_FST_MGMT,
+ FC_FDMI_SUBTYPE);
+ /* HBA Identifier */
+ put_unaligned_be64(lport->wwpn, &ct->payload.dhba.hbaid.id);
+ break;
+ default:
+ return -EINVAL;
+ }
+ *r_ctl = FC_RCTL_DD_UNSOL_CTL;
+ *fh_type = FC_TYPE_CT;
+ return 0;
+}
+
+/**
+ * fc_ct_fill() - Fill in a common transport service request frame
+ * @lport: local port.
+ * @fc_id: FC_ID of non-destination rport for GPN_ID and similar inquiries.
+ * @fp: frame to contain payload.
+ * @op: CT opcode.
+ * @r_ctl: pointer to FC header R_CTL.
+ * @fh_type: pointer to FC-4 type.
+ */
+static inline int fc_ct_fill(struct fc_lport *lport,
+ u32 fc_id, struct fc_frame *fp,
+ unsigned int op, enum fc_rctl *r_ctl,
+ enum fc_fh_type *fh_type, u32 *did)
+{
+ int rc = -EINVAL;
+
+ switch (fc_id) {
+ case FC_FID_MGMT_SERV:
+ rc = fc_ct_ms_fill(lport, fc_id, fp, op, r_ctl, fh_type);
+ *did = FC_FID_MGMT_SERV;
+ break;
+ case FC_FID_DIR_SERV:
+ default:
+ rc = fc_ct_ns_fill(lport, fc_id, fp, op, r_ctl, fh_type);
+ *did = FC_FID_DIR_SERV;
+ break;
+ }
+
+ return rc;
+}
+/**
+ * fc_plogi_fill - Fill in plogi request frame
+ */
+static inline void fc_plogi_fill(struct fc_lport *lport, struct fc_frame *fp,
+ unsigned int op)
+{
+ struct fc_els_flogi *plogi;
+ struct fc_els_csp *csp;
+ struct fc_els_cssp *cp;
+
+ plogi = fc_frame_payload_get(fp, sizeof(*plogi));
+ memset(plogi, 0, sizeof(*plogi));
+ plogi->fl_cmd = (u8) op;
+ put_unaligned_be64(lport->wwpn, &plogi->fl_wwpn);
+ put_unaligned_be64(lport->wwnn, &plogi->fl_wwnn);
+
+ csp = &plogi->fl_csp;
+ csp->sp_hi_ver = 0x20;
+ csp->sp_lo_ver = 0x20;
+ csp->sp_bb_cred = htons(10); /* this gets set by gateway */
+ csp->sp_bb_data = htons((u16) lport->mfs);
+ cp = &plogi->fl_cssp[3 - 1]; /* class 3 parameters */
+ cp->cp_class = htons(FC_CPC_VALID | FC_CPC_SEQ);
+ csp->sp_features = htons(FC_SP_FT_CIRO);
+ csp->sp_tot_seq = htons(255); /* seq. we accept */
+ csp->sp_rel_off = htons(0x1f);
+ csp->sp_e_d_tov = htonl(lport->e_d_tov);
+
+ cp->cp_rdfs = htons((u16) lport->mfs);
+ cp->cp_con_seq = htons(255);
+ cp->cp_open_seq = 1;
+}
+
+/**
+ * fc_flogi_fill - Fill in a flogi request frame.
+ */
+static inline void fc_flogi_fill(struct fc_lport *lport, struct fc_frame *fp)
+{
+ struct fc_els_csp *sp;
+ struct fc_els_cssp *cp;
+ struct fc_els_flogi *flogi;
+
+ flogi = fc_frame_payload_get(fp, sizeof(*flogi));
+ memset(flogi, 0, sizeof(*flogi));
+ flogi->fl_cmd = (u8) ELS_FLOGI;
+ put_unaligned_be64(lport->wwpn, &flogi->fl_wwpn);
+ put_unaligned_be64(lport->wwnn, &flogi->fl_wwnn);
+ sp = &flogi->fl_csp;
+ sp->sp_hi_ver = 0x20;
+ sp->sp_lo_ver = 0x20;
+ sp->sp_bb_cred = htons(10); /* this gets set by gateway */
+ sp->sp_bb_data = htons((u16) lport->mfs);
+ cp = &flogi->fl_cssp[3 - 1]; /* class 3 parameters */
+ cp->cp_class = htons(FC_CPC_VALID | FC_CPC_SEQ);
+ if (lport->does_npiv)
+ sp->sp_features = htons(FC_SP_FT_NPIV);
+}
+
+/**
+ * fc_fdisc_fill - Fill in a fdisc request frame.
+ */
+static inline void fc_fdisc_fill(struct fc_lport *lport, struct fc_frame *fp)
+{
+ struct fc_els_csp *sp;
+ struct fc_els_cssp *cp;
+ struct fc_els_flogi *fdisc;
+
+ fdisc = fc_frame_payload_get(fp, sizeof(*fdisc));
+ memset(fdisc, 0, sizeof(*fdisc));
+ fdisc->fl_cmd = (u8) ELS_FDISC;
+ put_unaligned_be64(lport->wwpn, &fdisc->fl_wwpn);
+ put_unaligned_be64(lport->wwnn, &fdisc->fl_wwnn);
+ sp = &fdisc->fl_csp;
+ sp->sp_hi_ver = 0x20;
+ sp->sp_lo_ver = 0x20;
+ sp->sp_bb_cred = htons(10); /* this gets set by gateway */
+ sp->sp_bb_data = htons((u16) lport->mfs);
+ cp = &fdisc->fl_cssp[3 - 1]; /* class 3 parameters */
+ cp->cp_class = htons(FC_CPC_VALID | FC_CPC_SEQ);
+}
+
+/**
+ * fc_logo_fill - Fill in a logo request frame.
+ */
+static inline void fc_logo_fill(struct fc_lport *lport, struct fc_frame *fp)
+{
+ struct fc_els_logo *logo;
+
+ logo = fc_frame_payload_get(fp, sizeof(*logo));
+ memset(logo, 0, sizeof(*logo));
+ logo->fl_cmd = ELS_LOGO;
+ hton24(logo->fl_n_port_id, lport->port_id);
+ logo->fl_n_port_wwn = htonll(lport->wwpn);
+}
+
+/**
+ * fc_rtv_fill - Fill in RTV (read timeout value) request frame.
+ */
+static inline void fc_rtv_fill(struct fc_lport *lport, struct fc_frame *fp)
+{
+ struct fc_els_rtv *rtv;
+
+ rtv = fc_frame_payload_get(fp, sizeof(*rtv));
+ memset(rtv, 0, sizeof(*rtv));
+ rtv->rtv_cmd = ELS_RTV;
+}
+
+/**
+ * fc_rec_fill - Fill in rec request frame
+ */
+static inline void fc_rec_fill(struct fc_lport *lport, struct fc_frame *fp)
+{
+ struct fc_els_rec *rec;
+ struct fc_exch *ep = fc_seq_exch(fr_seq(fp));
+
+ rec = fc_frame_payload_get(fp, sizeof(*rec));
+ memset(rec, 0, sizeof(*rec));
+ rec->rec_cmd = ELS_REC;
+ hton24(rec->rec_s_id, lport->port_id);
+ rec->rec_ox_id = htons(ep->oxid);
+ rec->rec_rx_id = htons(ep->rxid);
+}
+
+/**
+ * fc_prli_fill - Fill in prli request frame
+ */
+static inline void fc_prli_fill(struct fc_lport *lport, struct fc_frame *fp)
+{
+ struct {
+ struct fc_els_prli prli;
+ struct fc_els_spp spp;
+ } *pp;
+
+ pp = fc_frame_payload_get(fp, sizeof(*pp));
+ memset(pp, 0, sizeof(*pp));
+ pp->prli.prli_cmd = ELS_PRLI;
+ pp->prli.prli_spp_len = sizeof(struct fc_els_spp);
+ pp->prli.prli_len = htons(sizeof(*pp));
+ pp->spp.spp_type = FC_TYPE_FCP;
+ pp->spp.spp_flags = FC_SPP_EST_IMG_PAIR;
+ pp->spp.spp_params = htonl(lport->service_params);
+}
+
+/**
+ * fc_scr_fill - Fill in a scr request frame.
+ */
+static inline void fc_scr_fill(struct fc_lport *lport, struct fc_frame *fp)
+{
+ struct fc_els_scr *scr;
+
+ scr = fc_frame_payload_get(fp, sizeof(*scr));
+ memset(scr, 0, sizeof(*scr));
+ scr->scr_cmd = ELS_SCR;
+ scr->scr_reg_func = ELS_SCRF_FULL;
+}
+
+/**
+ * fc_els_fill - Fill in an ELS request frame
+ */
+static inline int fc_els_fill(struct fc_lport *lport,
+ u32 did,
+ struct fc_frame *fp, unsigned int op,
+ enum fc_rctl *r_ctl, enum fc_fh_type *fh_type)
+{
+ switch (op) {
+ case ELS_ADISC:
+ fc_adisc_fill(lport, fp);
+ break;
+
+ case ELS_PLOGI:
+ fc_plogi_fill(lport, fp, ELS_PLOGI);
+ break;
+
+ case ELS_FLOGI:
+ fc_flogi_fill(lport, fp);
+ break;
+
+ case ELS_FDISC:
+ fc_fdisc_fill(lport, fp);
+ break;
+
+ case ELS_LOGO:
+ fc_logo_fill(lport, fp);
+ break;
+
+ case ELS_RTV:
+ fc_rtv_fill(lport, fp);
+ break;
+
+ case ELS_REC:
+ fc_rec_fill(lport, fp);
+ break;
+
+ case ELS_PRLI:
+ fc_prli_fill(lport, fp);
+ break;
+
+ case ELS_SCR:
+ fc_scr_fill(lport, fp);
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ *r_ctl = FC_RCTL_ELS_REQ;
+ *fh_type = FC_TYPE_ELS;
+ return 0;
+}
+#endif /* _FC_ENCODE_H_ */
#include <scsi/fc/fc_fc2.h>
#include <scsi/libfc.h>
-#include <scsi/fc_encode.h>
#include "fc_libfc.h"
#include <scsi/fc/fc_fc2.h>
#include <scsi/libfc.h>
-#include <scsi/fc_encode.h>
+#include "fc_encode.h"
#include "fc_libfc.h"
static struct kmem_cache *scsi_pkt_cachep;
#include <linux/module.h>
#include <scsi/libfc.h>
-#include <scsi/fc_encode.h>
+#include "fc_encode.h"
#include "fc_libfc.h"
MODULE_AUTHOR("Open-FCoE.org");
#include <scsi/fc/fc_gs.h>
#include <scsi/libfc.h>
-#include <scsi/fc_encode.h>
#include <linux/scatterlist.h>
+#include "fc_encode.h"
#include "fc_libfc.h"
/* Fabric IDs to use for point-to-point mode, chosen on whims. */
#include <asm/unaligned.h>
#include <scsi/libfc.h>
-#include <scsi/fc_encode.h>
+#include "fc_encode.h"
#include "fc_libfc.h"
static struct workqueue_struct *rport_event_queue;
#include <scsi/fc/fc_fip.h>
#include <scsi/fc/fc_fc2.h>
#include <scsi/scsi_tcq.h>
-#include <scsi/fc_encode.h>
#include <linux/version.h>
#include <asm/unaligned.h>
#include <scsi/scsi_tcq.h>
#include <scsi/libfc.h>
-#include <scsi/fc_encode.h>
#include <target/target_core_base.h>
#include <target/target_core_fabric.h>
#include <linux/ratelimit.h>
#include <asm/unaligned.h>
#include <scsi/libfc.h>
-#include <scsi/fc_encode.h>
#include <target/target_core_base.h>
#include <target/target_core_fabric.h>
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * Copyright(c) 2008 Intel Corporation. All rights reserved.
- *
- * Maintained at www.Open-FCoE.org
- */
-
-#ifndef _FC_ENCODE_H_
-#define _FC_ENCODE_H_
-#include <asm/unaligned.h>
-#include <linux/utsname.h>
-
-/*
- * F_CTL values for simple requests and responses.
- */
-#define FC_FCTL_REQ (FC_FC_FIRST_SEQ | FC_FC_END_SEQ | FC_FC_SEQ_INIT)
-#define FC_FCTL_RESP (FC_FC_EX_CTX | FC_FC_LAST_SEQ | \
- FC_FC_END_SEQ | FC_FC_SEQ_INIT)
-
-struct fc_ns_rft {
- struct fc_ns_fid fid; /* port ID object */
- struct fc_ns_fts fts; /* FC4-types object */
-};
-
-struct fc_ct_req {
- struct fc_ct_hdr hdr;
- union {
- struct fc_ns_gid_ft gid;
- struct fc_ns_rn_id rn;
- struct fc_ns_rft rft;
- struct fc_ns_rff_id rff;
- struct fc_ns_fid fid;
- struct fc_ns_rsnn snn;
- struct fc_ns_rspn spn;
- struct fc_fdmi_rhba rhba;
- struct fc_fdmi_rpa rpa;
- struct fc_fdmi_dprt dprt;
- struct fc_fdmi_dhba dhba;
- } payload;
-};
-
-static inline void __fc_fill_fc_hdr(struct fc_frame_header *fh,
- enum fc_rctl r_ctl,
- u32 did, u32 sid, enum fc_fh_type type,
- u32 f_ctl, u32 parm_offset)
-{
- WARN_ON(r_ctl == 0);
- fh->fh_r_ctl = r_ctl;
- hton24(fh->fh_d_id, did);
- hton24(fh->fh_s_id, sid);
- fh->fh_type = type;
- hton24(fh->fh_f_ctl, f_ctl);
- fh->fh_cs_ctl = 0;
- fh->fh_df_ctl = 0;
- fh->fh_parm_offset = htonl(parm_offset);
-}
-
-/**
- * fill FC header fields in specified fc_frame
- */
-static inline void fc_fill_fc_hdr(struct fc_frame *fp, enum fc_rctl r_ctl,
- u32 did, u32 sid, enum fc_fh_type type,
- u32 f_ctl, u32 parm_offset)
-{
- struct fc_frame_header *fh;
-
- fh = fc_frame_header_get(fp);
- __fc_fill_fc_hdr(fh, r_ctl, did, sid, type, f_ctl, parm_offset);
-}
-
-/**
- * fc_adisc_fill() - Fill in adisc request frame
- * @lport: local port.
- * @fp: fc frame where payload will be placed.
- */
-static inline void fc_adisc_fill(struct fc_lport *lport, struct fc_frame *fp)
-{
- struct fc_els_adisc *adisc;
-
- adisc = fc_frame_payload_get(fp, sizeof(*adisc));
- memset(adisc, 0, sizeof(*adisc));
- adisc->adisc_cmd = ELS_ADISC;
- put_unaligned_be64(lport->wwpn, &adisc->adisc_wwpn);
- put_unaligned_be64(lport->wwnn, &adisc->adisc_wwnn);
- hton24(adisc->adisc_port_id, lport->port_id);
-}
-
-/**
- * fc_ct_hdr_fill- fills ct header and reset ct payload
- * returns pointer to ct request.
- */
-static inline struct fc_ct_req *fc_ct_hdr_fill(const struct fc_frame *fp,
- unsigned int op, size_t req_size,
- enum fc_ct_fs_type fs_type,
- u8 subtype)
-{
- struct fc_ct_req *ct;
- size_t ct_plen;
-
- ct_plen = sizeof(struct fc_ct_hdr) + req_size;
- ct = fc_frame_payload_get(fp, ct_plen);
- memset(ct, 0, ct_plen);
- ct->hdr.ct_rev = FC_CT_REV;
- ct->hdr.ct_fs_type = fs_type;
- ct->hdr.ct_fs_subtype = subtype;
- ct->hdr.ct_cmd = htons((u16) op);
- return ct;
-}
-
-/**
- * fc_ct_ns_fill() - Fill in a name service request frame
- * @lport: local port.
- * @fc_id: FC_ID of non-destination rport for GPN_ID and similar inquiries.
- * @fp: frame to contain payload.
- * @op: CT opcode.
- * @r_ctl: pointer to FC header R_CTL.
- * @fh_type: pointer to FC-4 type.
- */
-static inline int fc_ct_ns_fill(struct fc_lport *lport,
- u32 fc_id, struct fc_frame *fp,
- unsigned int op, enum fc_rctl *r_ctl,
- enum fc_fh_type *fh_type)
-{
- struct fc_ct_req *ct;
- size_t len;
-
- switch (op) {
- case FC_NS_GPN_FT:
- ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_gid_ft),
- FC_FST_DIR, FC_NS_SUBTYPE);
- ct->payload.gid.fn_fc4_type = FC_TYPE_FCP;
- break;
-
- case FC_NS_GPN_ID:
- ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_fid),
- FC_FST_DIR, FC_NS_SUBTYPE);
- ct->payload.gid.fn_fc4_type = FC_TYPE_FCP;
- hton24(ct->payload.fid.fp_fid, fc_id);
- break;
-
- case FC_NS_RFT_ID:
- ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rft),
- FC_FST_DIR, FC_NS_SUBTYPE);
- hton24(ct->payload.rft.fid.fp_fid, lport->port_id);
- ct->payload.rft.fts = lport->fcts;
- break;
-
- case FC_NS_RFF_ID:
- ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rff_id),
- FC_FST_DIR, FC_NS_SUBTYPE);
- hton24(ct->payload.rff.fr_fid.fp_fid, lport->port_id);
- ct->payload.rff.fr_type = FC_TYPE_FCP;
- if (lport->service_params & FCP_SPPF_INIT_FCN)
- ct->payload.rff.fr_feat = FCP_FEAT_INIT;
- if (lport->service_params & FCP_SPPF_TARG_FCN)
- ct->payload.rff.fr_feat |= FCP_FEAT_TARG;
- break;
-
- case FC_NS_RNN_ID:
- ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rn_id),
- FC_FST_DIR, FC_NS_SUBTYPE);
- hton24(ct->payload.rn.fr_fid.fp_fid, lport->port_id);
- put_unaligned_be64(lport->wwnn, &ct->payload.rn.fr_wwn);
- break;
-
- case FC_NS_RSPN_ID:
- len = strnlen(fc_host_symbolic_name(lport->host), 255);
- ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rspn) + len,
- FC_FST_DIR, FC_NS_SUBTYPE);
- hton24(ct->payload.spn.fr_fid.fp_fid, lport->port_id);
- strncpy(ct->payload.spn.fr_name,
- fc_host_symbolic_name(lport->host), len);
- ct->payload.spn.fr_name_len = len;
- break;
-
- case FC_NS_RSNN_NN:
- len = strnlen(fc_host_symbolic_name(lport->host), 255);
- ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rsnn) + len,
- FC_FST_DIR, FC_NS_SUBTYPE);
- put_unaligned_be64(lport->wwnn, &ct->payload.snn.fr_wwn);
- strncpy(ct->payload.snn.fr_name,
- fc_host_symbolic_name(lport->host), len);
- ct->payload.snn.fr_name_len = len;
- break;
-
- default:
- return -EINVAL;
- }
- *r_ctl = FC_RCTL_DD_UNSOL_CTL;
- *fh_type = FC_TYPE_CT;
- return 0;
-}
-
-/**
- * fc_ct_ms_fill() - Fill in a mgmt service request frame
- * @lport: local port.
- * @fc_id: FC_ID of non-destination rport for GPN_ID and similar inquiries.
- * @fp: frame to contain payload.
- * @op: CT opcode.
- * @r_ctl: pointer to FC header R_CTL.
- * @fh_type: pointer to FC-4 type.
- */
-static inline int fc_ct_ms_fill(struct fc_lport *lport,
- u32 fc_id, struct fc_frame *fp,
- unsigned int op, enum fc_rctl *r_ctl,
- enum fc_fh_type *fh_type)
-{
- struct fc_ct_req *ct;
- size_t len;
- struct fc_fdmi_attr_entry *entry;
- struct fs_fdmi_attrs *hba_attrs;
- int numattrs = 0;
-
- switch (op) {
- case FC_FDMI_RHBA:
- numattrs = 10;
- len = sizeof(struct fc_fdmi_rhba);
- len -= sizeof(struct fc_fdmi_attr_entry);
- len += (numattrs * FC_FDMI_ATTR_ENTRY_HEADER_LEN);
- len += FC_FDMI_HBA_ATTR_NODENAME_LEN;
- len += FC_FDMI_HBA_ATTR_MANUFACTURER_LEN;
- len += FC_FDMI_HBA_ATTR_SERIALNUMBER_LEN;
- len += FC_FDMI_HBA_ATTR_MODEL_LEN;
- len += FC_FDMI_HBA_ATTR_MODELDESCR_LEN;
- len += FC_FDMI_HBA_ATTR_HARDWAREVERSION_LEN;
- len += FC_FDMI_HBA_ATTR_DRIVERVERSION_LEN;
- len += FC_FDMI_HBA_ATTR_OPTIONROMVERSION_LEN;
- len += FC_FDMI_HBA_ATTR_FIRMWAREVERSION_LEN;
- len += FC_FDMI_HBA_ATTR_OSNAMEVERSION_LEN;
- ct = fc_ct_hdr_fill(fp, op, len, FC_FST_MGMT,
- FC_FDMI_SUBTYPE);
-
- /* HBA Identifier */
- put_unaligned_be64(lport->wwpn, &ct->payload.rhba.hbaid.id);
- /* Number of Ports - always 1 */
- put_unaligned_be32(1, &ct->payload.rhba.port.numport);
- /* Port Name */
- put_unaligned_be64(lport->wwpn,
- &ct->payload.rhba.port.port[0].portname);
-
- /* HBA Attributes */
- put_unaligned_be32(numattrs,
- &ct->payload.rhba.hba_attrs.numattrs);
- hba_attrs = &ct->payload.rhba.hba_attrs;
- entry = (struct fc_fdmi_attr_entry *)hba_attrs->attr;
- /* NodeName*/
- len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
- len += FC_FDMI_HBA_ATTR_NODENAME_LEN;
- put_unaligned_be16(FC_FDMI_HBA_ATTR_NODENAME,
- &entry->type);
- put_unaligned_be16(len, &entry->len);
- put_unaligned_be64(lport->wwnn,
- (__be64 *)&entry->value[0]);
-
- /* Manufacturer */
- entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
- FC_FDMI_HBA_ATTR_NODENAME_LEN);
- len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
- len += FC_FDMI_HBA_ATTR_MANUFACTURER_LEN;
- put_unaligned_be16(FC_FDMI_HBA_ATTR_MANUFACTURER,
- &entry->type);
- put_unaligned_be16(len, &entry->len);
- strncpy((char *)&entry->value,
- fc_host_manufacturer(lport->host),
- FC_FDMI_HBA_ATTR_MANUFACTURER_LEN);
-
- /* SerialNumber */
- entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
- FC_FDMI_HBA_ATTR_MANUFACTURER_LEN);
- len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
- len += FC_FDMI_HBA_ATTR_SERIALNUMBER_LEN;
- put_unaligned_be16(FC_FDMI_HBA_ATTR_SERIALNUMBER,
- &entry->type);
- put_unaligned_be16(len, &entry->len);
- strncpy((char *)&entry->value,
- fc_host_serial_number(lport->host),
- FC_FDMI_HBA_ATTR_SERIALNUMBER_LEN);
-
- /* Model */
- entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
- FC_FDMI_HBA_ATTR_SERIALNUMBER_LEN);
- len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
- len += FC_FDMI_HBA_ATTR_MODEL_LEN;
- put_unaligned_be16(FC_FDMI_HBA_ATTR_MODEL,
- &entry->type);
- put_unaligned_be16(len, &entry->len);
- strncpy((char *)&entry->value,
- fc_host_model(lport->host),
- FC_FDMI_HBA_ATTR_MODEL_LEN);
-
- /* Model Description */
- entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
- FC_FDMI_HBA_ATTR_MODEL_LEN);
- len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
- len += FC_FDMI_HBA_ATTR_MODELDESCR_LEN;
- put_unaligned_be16(FC_FDMI_HBA_ATTR_MODELDESCRIPTION,
- &entry->type);
- put_unaligned_be16(len, &entry->len);
- strncpy((char *)&entry->value,
- fc_host_model_description(lport->host),
- FC_FDMI_HBA_ATTR_MODELDESCR_LEN);
-
- /* Hardware Version */
- entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
- FC_FDMI_HBA_ATTR_MODELDESCR_LEN);
- len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
- len += FC_FDMI_HBA_ATTR_HARDWAREVERSION_LEN;
- put_unaligned_be16(FC_FDMI_HBA_ATTR_HARDWAREVERSION,
- &entry->type);
- put_unaligned_be16(len, &entry->len);
- strncpy((char *)&entry->value,
- fc_host_hardware_version(lport->host),
- FC_FDMI_HBA_ATTR_HARDWAREVERSION_LEN);
-
- /* Driver Version */
- entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
- FC_FDMI_HBA_ATTR_HARDWAREVERSION_LEN);
- len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
- len += FC_FDMI_HBA_ATTR_DRIVERVERSION_LEN;
- put_unaligned_be16(FC_FDMI_HBA_ATTR_DRIVERVERSION,
- &entry->type);
- put_unaligned_be16(len, &entry->len);
- strncpy((char *)&entry->value,
- fc_host_driver_version(lport->host),
- FC_FDMI_HBA_ATTR_DRIVERVERSION_LEN);
-
- /* OptionROM Version */
- entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
- FC_FDMI_HBA_ATTR_DRIVERVERSION_LEN);
- len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
- len += FC_FDMI_HBA_ATTR_OPTIONROMVERSION_LEN;
- put_unaligned_be16(FC_FDMI_HBA_ATTR_OPTIONROMVERSION,
- &entry->type);
- put_unaligned_be16(len, &entry->len);
- strncpy((char *)&entry->value,
- fc_host_optionrom_version(lport->host),
- FC_FDMI_HBA_ATTR_OPTIONROMVERSION_LEN);
-
- /* Firmware Version */
- entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
- FC_FDMI_HBA_ATTR_OPTIONROMVERSION_LEN);
- len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
- len += FC_FDMI_HBA_ATTR_FIRMWAREVERSION_LEN;
- put_unaligned_be16(FC_FDMI_HBA_ATTR_FIRMWAREVERSION,
- &entry->type);
- put_unaligned_be16(len, &entry->len);
- strncpy((char *)&entry->value,
- fc_host_firmware_version(lport->host),
- FC_FDMI_HBA_ATTR_FIRMWAREVERSION_LEN);
-
- /* OS Name and Version */
- entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
- FC_FDMI_HBA_ATTR_FIRMWAREVERSION_LEN);
- len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
- len += FC_FDMI_HBA_ATTR_OSNAMEVERSION_LEN;
- put_unaligned_be16(FC_FDMI_HBA_ATTR_OSNAMEVERSION,
- &entry->type);
- put_unaligned_be16(len, &entry->len);
- snprintf((char *)&entry->value,
- FC_FDMI_HBA_ATTR_OSNAMEVERSION_LEN,
- "%s v%s",
- init_utsname()->sysname,
- init_utsname()->release);
- break;
- case FC_FDMI_RPA:
- numattrs = 6;
- len = sizeof(struct fc_fdmi_rpa);
- len -= sizeof(struct fc_fdmi_attr_entry);
- len += (numattrs * FC_FDMI_ATTR_ENTRY_HEADER_LEN);
- len += FC_FDMI_PORT_ATTR_FC4TYPES_LEN;
- len += FC_FDMI_PORT_ATTR_SUPPORTEDSPEED_LEN;
- len += FC_FDMI_PORT_ATTR_CURRENTPORTSPEED_LEN;
- len += FC_FDMI_PORT_ATTR_MAXFRAMESIZE_LEN;
- len += FC_FDMI_PORT_ATTR_OSDEVICENAME_LEN;
- len += FC_FDMI_PORT_ATTR_HOSTNAME_LEN;
- ct = fc_ct_hdr_fill(fp, op, len, FC_FST_MGMT,
- FC_FDMI_SUBTYPE);
-
- /* Port Name */
- put_unaligned_be64(lport->wwpn,
- &ct->payload.rpa.port.portname);
-
- /* Port Attributes */
- put_unaligned_be32(numattrs,
- &ct->payload.rpa.hba_attrs.numattrs);
-
- hba_attrs = &ct->payload.rpa.hba_attrs;
- entry = (struct fc_fdmi_attr_entry *)hba_attrs->attr;
-
- /* FC4 types */
- len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
- len += FC_FDMI_PORT_ATTR_FC4TYPES_LEN;
- put_unaligned_be16(FC_FDMI_PORT_ATTR_FC4TYPES,
- &entry->type);
- put_unaligned_be16(len, &entry->len);
- memcpy(&entry->value, fc_host_supported_fc4s(lport->host),
- FC_FDMI_PORT_ATTR_FC4TYPES_LEN);
-
- /* Supported Speed */
- entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
- FC_FDMI_PORT_ATTR_FC4TYPES_LEN);
- len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
- len += FC_FDMI_PORT_ATTR_SUPPORTEDSPEED_LEN;
- put_unaligned_be16(FC_FDMI_PORT_ATTR_SUPPORTEDSPEED,
- &entry->type);
- put_unaligned_be16(len, &entry->len);
-
- put_unaligned_be32(fc_host_supported_speeds(lport->host),
- &entry->value);
-
- /* Current Port Speed */
- entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
- FC_FDMI_PORT_ATTR_SUPPORTEDSPEED_LEN);
- len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
- len += FC_FDMI_PORT_ATTR_CURRENTPORTSPEED_LEN;
- put_unaligned_be16(FC_FDMI_PORT_ATTR_CURRENTPORTSPEED,
- &entry->type);
- put_unaligned_be16(len, &entry->len);
- put_unaligned_be32(lport->link_speed,
- &entry->value);
-
- /* Max Frame Size */
- entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
- FC_FDMI_PORT_ATTR_CURRENTPORTSPEED_LEN);
- len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
- len += FC_FDMI_PORT_ATTR_MAXFRAMESIZE_LEN;
- put_unaligned_be16(FC_FDMI_PORT_ATTR_MAXFRAMESIZE,
- &entry->type);
- put_unaligned_be16(len, &entry->len);
- put_unaligned_be32(fc_host_maxframe_size(lport->host),
- &entry->value);
-
- /* OS Device Name */
- entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
- FC_FDMI_PORT_ATTR_MAXFRAMESIZE_LEN);
- len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
- len += FC_FDMI_PORT_ATTR_OSDEVICENAME_LEN;
- put_unaligned_be16(FC_FDMI_PORT_ATTR_OSDEVICENAME,
- &entry->type);
- put_unaligned_be16(len, &entry->len);
- /* Use the sysfs device name */
- strncpy((char *)&entry->value,
- dev_name(&lport->host->shost_gendev),
- strnlen(dev_name(&lport->host->shost_gendev),
- FC_FDMI_PORT_ATTR_HOSTNAME_LEN));
-
- /* Host Name */
- entry = (struct fc_fdmi_attr_entry *)((char *)entry->value +
- FC_FDMI_PORT_ATTR_OSDEVICENAME_LEN);
- len = FC_FDMI_ATTR_ENTRY_HEADER_LEN;
- len += FC_FDMI_PORT_ATTR_HOSTNAME_LEN;
- put_unaligned_be16(FC_FDMI_PORT_ATTR_HOSTNAME,
- &entry->type);
- put_unaligned_be16(len, &entry->len);
- if (strlen(fc_host_system_hostname(lport->host)))
- strncpy((char *)&entry->value,
- fc_host_system_hostname(lport->host),
- strnlen(fc_host_system_hostname(lport->host),
- FC_FDMI_PORT_ATTR_HOSTNAME_LEN));
- else
- strncpy((char *)&entry->value,
- init_utsname()->nodename,
- FC_FDMI_PORT_ATTR_HOSTNAME_LEN);
- break;
- case FC_FDMI_DPRT:
- len = sizeof(struct fc_fdmi_dprt);
- ct = fc_ct_hdr_fill(fp, op, len, FC_FST_MGMT,
- FC_FDMI_SUBTYPE);
- /* Port Name */
- put_unaligned_be64(lport->wwpn,
- &ct->payload.dprt.port.portname);
- break;
- case FC_FDMI_DHBA:
- len = sizeof(struct fc_fdmi_dhba);
- ct = fc_ct_hdr_fill(fp, op, len, FC_FST_MGMT,
- FC_FDMI_SUBTYPE);
- /* HBA Identifier */
- put_unaligned_be64(lport->wwpn, &ct->payload.dhba.hbaid.id);
- break;
- default:
- return -EINVAL;
- }
- *r_ctl = FC_RCTL_DD_UNSOL_CTL;
- *fh_type = FC_TYPE_CT;
- return 0;
-}
-
-/**
- * fc_ct_fill() - Fill in a common transport service request frame
- * @lport: local port.
- * @fc_id: FC_ID of non-destination rport for GPN_ID and similar inquiries.
- * @fp: frame to contain payload.
- * @op: CT opcode.
- * @r_ctl: pointer to FC header R_CTL.
- * @fh_type: pointer to FC-4 type.
- */
-static inline int fc_ct_fill(struct fc_lport *lport,
- u32 fc_id, struct fc_frame *fp,
- unsigned int op, enum fc_rctl *r_ctl,
- enum fc_fh_type *fh_type, u32 *did)
-{
- int rc = -EINVAL;
-
- switch (fc_id) {
- case FC_FID_MGMT_SERV:
- rc = fc_ct_ms_fill(lport, fc_id, fp, op, r_ctl, fh_type);
- *did = FC_FID_MGMT_SERV;
- break;
- case FC_FID_DIR_SERV:
- default:
- rc = fc_ct_ns_fill(lport, fc_id, fp, op, r_ctl, fh_type);
- *did = FC_FID_DIR_SERV;
- break;
- }
-
- return rc;
-}
-/**
- * fc_plogi_fill - Fill in plogi request frame
- */
-static inline void fc_plogi_fill(struct fc_lport *lport, struct fc_frame *fp,
- unsigned int op)
-{
- struct fc_els_flogi *plogi;
- struct fc_els_csp *csp;
- struct fc_els_cssp *cp;
-
- plogi = fc_frame_payload_get(fp, sizeof(*plogi));
- memset(plogi, 0, sizeof(*plogi));
- plogi->fl_cmd = (u8) op;
- put_unaligned_be64(lport->wwpn, &plogi->fl_wwpn);
- put_unaligned_be64(lport->wwnn, &plogi->fl_wwnn);
-
- csp = &plogi->fl_csp;
- csp->sp_hi_ver = 0x20;
- csp->sp_lo_ver = 0x20;
- csp->sp_bb_cred = htons(10); /* this gets set by gateway */
- csp->sp_bb_data = htons((u16) lport->mfs);
- cp = &plogi->fl_cssp[3 - 1]; /* class 3 parameters */
- cp->cp_class = htons(FC_CPC_VALID | FC_CPC_SEQ);
- csp->sp_features = htons(FC_SP_FT_CIRO);
- csp->sp_tot_seq = htons(255); /* seq. we accept */
- csp->sp_rel_off = htons(0x1f);
- csp->sp_e_d_tov = htonl(lport->e_d_tov);
-
- cp->cp_rdfs = htons((u16) lport->mfs);
- cp->cp_con_seq = htons(255);
- cp->cp_open_seq = 1;
-}
-
-/**
- * fc_flogi_fill - Fill in a flogi request frame.
- */
-static inline void fc_flogi_fill(struct fc_lport *lport, struct fc_frame *fp)
-{
- struct fc_els_csp *sp;
- struct fc_els_cssp *cp;
- struct fc_els_flogi *flogi;
-
- flogi = fc_frame_payload_get(fp, sizeof(*flogi));
- memset(flogi, 0, sizeof(*flogi));
- flogi->fl_cmd = (u8) ELS_FLOGI;
- put_unaligned_be64(lport->wwpn, &flogi->fl_wwpn);
- put_unaligned_be64(lport->wwnn, &flogi->fl_wwnn);
- sp = &flogi->fl_csp;
- sp->sp_hi_ver = 0x20;
- sp->sp_lo_ver = 0x20;
- sp->sp_bb_cred = htons(10); /* this gets set by gateway */
- sp->sp_bb_data = htons((u16) lport->mfs);
- cp = &flogi->fl_cssp[3 - 1]; /* class 3 parameters */
- cp->cp_class = htons(FC_CPC_VALID | FC_CPC_SEQ);
- if (lport->does_npiv)
- sp->sp_features = htons(FC_SP_FT_NPIV);
-}
-
-/**
- * fc_fdisc_fill - Fill in a fdisc request frame.
- */
-static inline void fc_fdisc_fill(struct fc_lport *lport, struct fc_frame *fp)
-{
- struct fc_els_csp *sp;
- struct fc_els_cssp *cp;
- struct fc_els_flogi *fdisc;
-
- fdisc = fc_frame_payload_get(fp, sizeof(*fdisc));
- memset(fdisc, 0, sizeof(*fdisc));
- fdisc->fl_cmd = (u8) ELS_FDISC;
- put_unaligned_be64(lport->wwpn, &fdisc->fl_wwpn);
- put_unaligned_be64(lport->wwnn, &fdisc->fl_wwnn);
- sp = &fdisc->fl_csp;
- sp->sp_hi_ver = 0x20;
- sp->sp_lo_ver = 0x20;
- sp->sp_bb_cred = htons(10); /* this gets set by gateway */
- sp->sp_bb_data = htons((u16) lport->mfs);
- cp = &fdisc->fl_cssp[3 - 1]; /* class 3 parameters */
- cp->cp_class = htons(FC_CPC_VALID | FC_CPC_SEQ);
-}
-
-/**
- * fc_logo_fill - Fill in a logo request frame.
- */
-static inline void fc_logo_fill(struct fc_lport *lport, struct fc_frame *fp)
-{
- struct fc_els_logo *logo;
-
- logo = fc_frame_payload_get(fp, sizeof(*logo));
- memset(logo, 0, sizeof(*logo));
- logo->fl_cmd = ELS_LOGO;
- hton24(logo->fl_n_port_id, lport->port_id);
- logo->fl_n_port_wwn = htonll(lport->wwpn);
-}
-
-/**
- * fc_rtv_fill - Fill in RTV (read timeout value) request frame.
- */
-static inline void fc_rtv_fill(struct fc_lport *lport, struct fc_frame *fp)
-{
- struct fc_els_rtv *rtv;
-
- rtv = fc_frame_payload_get(fp, sizeof(*rtv));
- memset(rtv, 0, sizeof(*rtv));
- rtv->rtv_cmd = ELS_RTV;
-}
-
-/**
- * fc_rec_fill - Fill in rec request frame
- */
-static inline void fc_rec_fill(struct fc_lport *lport, struct fc_frame *fp)
-{
- struct fc_els_rec *rec;
- struct fc_exch *ep = fc_seq_exch(fr_seq(fp));
-
- rec = fc_frame_payload_get(fp, sizeof(*rec));
- memset(rec, 0, sizeof(*rec));
- rec->rec_cmd = ELS_REC;
- hton24(rec->rec_s_id, lport->port_id);
- rec->rec_ox_id = htons(ep->oxid);
- rec->rec_rx_id = htons(ep->rxid);
-}
-
-/**
- * fc_prli_fill - Fill in prli request frame
- */
-static inline void fc_prli_fill(struct fc_lport *lport, struct fc_frame *fp)
-{
- struct {
- struct fc_els_prli prli;
- struct fc_els_spp spp;
- } *pp;
-
- pp = fc_frame_payload_get(fp, sizeof(*pp));
- memset(pp, 0, sizeof(*pp));
- pp->prli.prli_cmd = ELS_PRLI;
- pp->prli.prli_spp_len = sizeof(struct fc_els_spp);
- pp->prli.prli_len = htons(sizeof(*pp));
- pp->spp.spp_type = FC_TYPE_FCP;
- pp->spp.spp_flags = FC_SPP_EST_IMG_PAIR;
- pp->spp.spp_params = htonl(lport->service_params);
-}
-
-/**
- * fc_scr_fill - Fill in a scr request frame.
- */
-static inline void fc_scr_fill(struct fc_lport *lport, struct fc_frame *fp)
-{
- struct fc_els_scr *scr;
-
- scr = fc_frame_payload_get(fp, sizeof(*scr));
- memset(scr, 0, sizeof(*scr));
- scr->scr_cmd = ELS_SCR;
- scr->scr_reg_func = ELS_SCRF_FULL;
-}
-
-/**
- * fc_els_fill - Fill in an ELS request frame
- */
-static inline int fc_els_fill(struct fc_lport *lport,
- u32 did,
- struct fc_frame *fp, unsigned int op,
- enum fc_rctl *r_ctl, enum fc_fh_type *fh_type)
-{
- switch (op) {
- case ELS_ADISC:
- fc_adisc_fill(lport, fp);
- break;
-
- case ELS_PLOGI:
- fc_plogi_fill(lport, fp, ELS_PLOGI);
- break;
-
- case ELS_FLOGI:
- fc_flogi_fill(lport, fp);
- break;
-
- case ELS_FDISC:
- fc_fdisc_fill(lport, fp);
- break;
-
- case ELS_LOGO:
- fc_logo_fill(lport, fp);
- break;
-
- case ELS_RTV:
- fc_rtv_fill(lport, fp);
- break;
-
- case ELS_REC:
- fc_rec_fill(lport, fp);
- break;
-
- case ELS_PRLI:
- fc_prli_fill(lport, fp);
- break;
-
- case ELS_SCR:
- fc_scr_fill(lport, fp);
- break;
-
- default:
- return -EINVAL;
- }
-
- *r_ctl = FC_RCTL_ELS_REQ;
- *fh_type = FC_TYPE_ELS;
- return 0;
-}
-#endif /* _FC_ENCODE_H_ */
*/
void fc_frame_leak_check(void);
+static inline void __fc_fill_fc_hdr(struct fc_frame_header *fh,
+ enum fc_rctl r_ctl,
+ u32 did, u32 sid, enum fc_fh_type type,
+ u32 f_ctl, u32 parm_offset)
+{
+ WARN_ON(r_ctl == 0);
+ fh->fh_r_ctl = r_ctl;
+ hton24(fh->fh_d_id, did);
+ hton24(fh->fh_s_id, sid);
+ fh->fh_type = type;
+ hton24(fh->fh_f_ctl, f_ctl);
+ fh->fh_cs_ctl = 0;
+ fh->fh_df_ctl = 0;
+ fh->fh_parm_offset = htonl(parm_offset);
+}
+
+/**
+ * fill FC header fields in specified fc_frame
+ */
+static inline void fc_fill_fc_hdr(struct fc_frame *fp, enum fc_rctl r_ctl,
+ u32 did, u32 sid, enum fc_fh_type type,
+ u32 f_ctl, u32 parm_offset)
+{
+ struct fc_frame_header *fh;
+
+ fh = fc_frame_header_get(fp);
+ __fc_fill_fc_hdr(fh, r_ctl, did, sid, type, f_ctl, parm_offset);
+}
+
+
#endif /* _FC_FRAME_H_ */
projects / linux.git / commitdiff