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-rw-r--r--include/scsi/fc_encode.h68
1 files changed, 65 insertions, 3 deletions
diff --git a/include/scsi/fc_encode.h b/include/scsi/fc_encode.h
index 27dad703824f..8eb0a0fc0a71 100644
--- a/include/scsi/fc_encode.h
+++ b/include/scsi/fc_encode.h
@@ -32,7 +32,10 @@ struct fc_ct_req {
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;
} payload;
};
@@ -109,6 +112,7 @@ static inline int fc_ct_fill(struct fc_lport *lport,
enum fc_fh_type *fh_type)
{
struct fc_ct_req *ct;
+ size_t len;
switch (op) {
case FC_NS_GPN_FT:
@@ -128,12 +132,41 @@ static inline int fc_ct_fill(struct fc_lport *lport,
ct->payload.rft.fts = lport->fcts;
break;
- case FC_NS_RPN_ID:
+ case FC_NS_RFF_ID:
+ ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rff_id));
+ hton24(ct->payload.rff.fr_fid.fp_fid,
+ fc_host_port_id(lport->host));
+ 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));
hton24(ct->payload.rn.fr_fid.fp_fid,
fc_host_port_id(lport->host));
- ct->payload.rft.fts = lport->fcts;
- put_unaligned_be64(lport->wwpn, &ct->payload.rn.fr_wwn);
+ 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);
+ hton24(ct->payload.spn.fr_fid.fp_fid,
+ fc_host_port_id(lport->host));
+ 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);
+ 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:
@@ -198,6 +231,31 @@ static inline void fc_flogi_fill(struct fc_lport *lport, struct fc_frame *fp)
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);
}
/**
@@ -296,6 +354,10 @@ static inline int fc_els_fill(struct fc_lport *lport,
fc_flogi_fill(lport, fp);
break;
+ case ELS_FDISC:
+ fc_fdisc_fill(lport, fp);
+ break;
+
case ELS_LOGO:
fc_logo_fill(lport, fp);
break;