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-rw-r--r--include/scsi/fc/fc_fcp.h6
-rw-r--r--include/scsi/fc/fc_ns.h13
-rw-r--r--include/scsi/fc_encode.h12
-rw-r--r--include/scsi/libfc.h2
4 files changed, 32 insertions, 1 deletions
diff --git a/include/scsi/fc/fc_fcp.h b/include/scsi/fc/fc_fcp.h
index 5d38f19..29ecb0b 100644
--- a/include/scsi/fc/fc_fcp.h
+++ b/include/scsi/fc/fc_fcp.h
@@ -196,4 +196,10 @@ struct fcp_srr {
__u8 srr_resvd2[3]; /* reserved */
};
+/*
+ * Feature bits in name server FC-4 Features object.
+ */
+#define FCP_FEAT_TARG (1 << 0) /* target function supported */
+#define FCP_FEAT_INIT (1 << 1) /* initiator function supported */
+
#endif /* _FC_FCP_H_ */
diff --git a/include/scsi/fc/fc_ns.h b/include/scsi/fc/fc_ns.h
index f4d354e..e7d3ac4 100644
--- a/include/scsi/fc/fc_ns.h
+++ b/include/scsi/fc/fc_ns.h
@@ -46,10 +46,11 @@ enum fc_ns_req {
FC_NS_GID_FT = 0x0171, /* get IDs by FC4 type */
FC_NS_GPN_FT = 0x0172, /* get port names by FC4 type */
FC_NS_GID_PT = 0x01a1, /* get IDs by port type */
- FC_NS_RFT_ID = 0x0217, /* reg FC4 type for ID */
FC_NS_RPN_ID = 0x0212, /* reg port name for ID */
FC_NS_RNN_ID = 0x0213, /* reg node name for ID */
+ FC_NS_RFT_ID = 0x0217, /* reg FC4 type for ID */
FC_NS_RSPN_ID = 0x0218, /* reg symbolic port name */
+ FC_NS_RFF_ID = 0x021f, /* reg FC4 Features for ID */
FC_NS_RSNN_NN = 0x0239, /* reg symbolic node name */
};
@@ -178,4 +179,14 @@ struct fc_ns_rspn {
char fr_name[];
} __attribute__((__packed__));
+/*
+ * RFF_ID request - register FC-4 Features for ID.
+ */
+struct fc_ns_rff_id {
+ struct fc_ns_fid fr_fid; /* port ID object */
+ __u8 fr_resvd[2];
+ __u8 fr_feat; /* FC-4 Feature bits */
+ __u8 fr_type; /* FC-4 type */
+} __attribute__((__packed__));
+
#endif /* _FC_NS_H_ */
diff --git a/include/scsi/fc_encode.h b/include/scsi/fc_encode.h
index ab2260c..8eb0a0f 100644
--- a/include/scsi/fc_encode.h
+++ b/include/scsi/fc_encode.h
@@ -32,6 +32,7 @@ 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;
@@ -131,6 +132,17 @@ static inline int fc_ct_fill(struct fc_lport *lport,
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));
+ 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,
diff --git a/include/scsi/libfc.h b/include/scsi/libfc.h
index 67ce9fa..2936fba 100644
--- a/include/scsi/libfc.h
+++ b/include/scsi/libfc.h
@@ -62,6 +62,7 @@
* @LPORT_ST_DNS: Waiting for name server remote port to become ready
* @LPORT_ST_RPN_ID: Register port name by ID (RPN_ID) sent
* @LPORT_ST_RFT_ID: Register Fibre Channel types by ID (RFT_ID) sent
+ * @LPORT_ST_RFF_ID: Register FC-4 Features by ID (RFF_ID) sent
* @LPORT_ST_SCR: State Change Register (SCR) sent
* @LPORT_ST_READY: Ready for use
* @LPORT_ST_LOGO: Local port logout (LOGO) sent
@@ -75,6 +76,7 @@ enum fc_lport_state {
LPORT_ST_RSNN_NN,
LPORT_ST_RSPN_ID,
LPORT_ST_RFT_ID,
+ LPORT_ST_RFF_ID,
LPORT_ST_SCR,
LPORT_ST_READY,
LPORT_ST_LOGO,
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