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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 {
32 struct fc_ns_gid_ft gid; 32 struct fc_ns_gid_ft gid;
33 struct fc_ns_rn_id rn; 33 struct fc_ns_rn_id rn;
34 struct fc_ns_rft rft; 34 struct fc_ns_rft rft;
35 struct fc_ns_rff_id rff;
35 struct fc_ns_fid fid; 36 struct fc_ns_fid fid;
37 struct fc_ns_rsnn snn;
38 struct fc_ns_rspn spn;
36 } payload; 39 } payload;
37}; 40};
38 41
@@ -109,6 +112,7 @@ static inline int fc_ct_fill(struct fc_lport *lport,
109 enum fc_fh_type *fh_type) 112 enum fc_fh_type *fh_type)
110{ 113{
111 struct fc_ct_req *ct; 114 struct fc_ct_req *ct;
115 size_t len;
112 116
113 switch (op) { 117 switch (op) {
114 case FC_NS_GPN_FT: 118 case FC_NS_GPN_FT:
@@ -128,12 +132,41 @@ static inline int fc_ct_fill(struct fc_lport *lport,
128 ct->payload.rft.fts = lport->fcts; 132 ct->payload.rft.fts = lport->fcts;
129 break; 133 break;
130 134
131 case FC_NS_RPN_ID: 135 case FC_NS_RFF_ID:
136 ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rff_id));
137 hton24(ct->payload.rff.fr_fid.fp_fid,
138 fc_host_port_id(lport->host));
139 ct->payload.rff.fr_type = FC_TYPE_FCP;
140 if (lport->service_params & FCP_SPPF_INIT_FCN)
141 ct->payload.rff.fr_feat = FCP_FEAT_INIT;
142 if (lport->service_params & FCP_SPPF_TARG_FCN)
143 ct->payload.rff.fr_feat |= FCP_FEAT_TARG;
144 break;
145
146 case FC_NS_RNN_ID:
132 ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rn_id)); 147 ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rn_id));
133 hton24(ct->payload.rn.fr_fid.fp_fid, 148 hton24(ct->payload.rn.fr_fid.fp_fid,
134 fc_host_port_id(lport->host)); 149 fc_host_port_id(lport->host));
135 ct->payload.rft.fts = lport->fcts; 150 put_unaligned_be64(lport->wwnn, &ct->payload.rn.fr_wwn);
136 put_unaligned_be64(lport->wwpn, &ct->payload.rn.fr_wwn); 151 break;
152
153 case FC_NS_RSPN_ID:
154 len = strnlen(fc_host_symbolic_name(lport->host), 255);
155 ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rspn) + len);
156 hton24(ct->payload.spn.fr_fid.fp_fid,
157 fc_host_port_id(lport->host));
158 strncpy(ct->payload.spn.fr_name,
159 fc_host_symbolic_name(lport->host), len);
160 ct->payload.spn.fr_name_len = len;
161 break;
162
163 case FC_NS_RSNN_NN:
164 len = strnlen(fc_host_symbolic_name(lport->host), 255);
165 ct = fc_ct_hdr_fill(fp, op, sizeof(struct fc_ns_rsnn) + len);
166 put_unaligned_be64(lport->wwnn, &ct->payload.snn.fr_wwn);
167 strncpy(ct->payload.snn.fr_name,
168 fc_host_symbolic_name(lport->host), len);
169 ct->payload.snn.fr_name_len = len;
137 break; 170 break;
138 171
139 default: 172 default:
@@ -198,6 +231,31 @@ static inline void fc_flogi_fill(struct fc_lport *lport, struct fc_frame *fp)
198 sp->sp_bb_data = htons((u16) lport->mfs); 231 sp->sp_bb_data = htons((u16) lport->mfs);
199 cp = &flogi->fl_cssp[3 - 1]; /* class 3 parameters */ 232 cp = &flogi->fl_cssp[3 - 1]; /* class 3 parameters */
200 cp->cp_class = htons(FC_CPC_VALID | FC_CPC_SEQ); 233 cp->cp_class = htons(FC_CPC_VALID | FC_CPC_SEQ);
234 if (lport->does_npiv)
235 sp->sp_features = htons(FC_SP_FT_NPIV);
236}
237
238/**
239 * fc_fdisc_fill - Fill in a fdisc request frame.
240 */
241static inline void fc_fdisc_fill(struct fc_lport *lport, struct fc_frame *fp)
242{
243 struct fc_els_csp *sp;
244 struct fc_els_cssp *cp;
245 struct fc_els_flogi *fdisc;
246
247 fdisc = fc_frame_payload_get(fp, sizeof(*fdisc));
248 memset(fdisc, 0, sizeof(*fdisc));
249 fdisc->fl_cmd = (u8) ELS_FDISC;
250 put_unaligned_be64(lport->wwpn, &fdisc->fl_wwpn);
251 put_unaligned_be64(lport->wwnn, &fdisc->fl_wwnn);
252 sp = &fdisc->fl_csp;
253 sp->sp_hi_ver = 0x20;
254 sp->sp_lo_ver = 0x20;
255 sp->sp_bb_cred = htons(10); /* this gets set by gateway */
256 sp->sp_bb_data = htons((u16) lport->mfs);
257 cp = &fdisc->fl_cssp[3 - 1]; /* class 3 parameters */
258 cp->cp_class = htons(FC_CPC_VALID | FC_CPC_SEQ);
201} 259}
202 260
203/** 261/**
@@ -296,6 +354,10 @@ static inline int fc_els_fill(struct fc_lport *lport,
296 fc_flogi_fill(lport, fp); 354 fc_flogi_fill(lport, fp);
297 break; 355 break;
298 356
357 case ELS_FDISC:
358 fc_fdisc_fill(lport, fp);
359 break;
360
299 case ELS_LOGO: 361 case ELS_LOGO:
300 fc_logo_fill(lport, fp); 362 fc_logo_fill(lport, fp);
301 break; 363 break;