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Commit ce7242b8 authored by Krishna Gudipati's avatar Krishna Gudipati Committed by James Bottomley
Browse files

[SCSI] bfa: Add support to register node symbolic name with name server 



- Changes to register node symbolic name with name server on the fabric
  by sending CT commands RNN_ID and RSNN_NN.

Signed-off-by: default avatarVijaya Mohan Guvva <vmohan@brocade.com>
Signed-off-by: default avatarKrishna Gudipati <kgudipat@brocade.com>
Signed-off-by: default avatarJames Bottomley <JBottomley@Parallels.com>
parent 9aec0249

drivers/scsi/bfa/bfa_defs_fcs.h

+13 −0
Original line number Diff line number Diff line
@@ -93,6 +93,7 @@ struct bfa_lport_cfg_s { 
	wwn_t	       pwwn;       /*  port wwn */

	wwn_t	       nwwn;       /*  node wwn */

	struct bfa_lport_symname_s  sym_name;   /*  vm port symbolic name */

	struct bfa_lport_symname_s node_sym_name; /* Node symbolic name */

	enum bfa_lport_role roles;      /* FCS port roles */

	u32     rsvd;

	bfa_boolean_t   preboot_vp;  /*  vport created from PBC */
@@ -192,6 +193,18 @@ struct bfa_lport_stats_s { 
	u32	ns_gidft_unknown_rsp;

	u32	ns_gidft_alloc_wait;



	u32	ns_rnnid_sent;

	u32	ns_rnnid_accepts;

	u32	ns_rnnid_rsp_err;

	u32	ns_rnnid_rejects;

	u32	ns_rnnid_alloc_wait;



	u32	ns_rsnn_nn_sent;

	u32	ns_rsnn_nn_accepts;

	u32	ns_rsnn_nn_rsp_err;

	u32	ns_rsnn_nn_rejects;

	u32	ns_rsnn_nn_alloc_wait;



	/*

	 * Mgmt Server stats

	 */

drivers/scsi/bfa/bfa_fc.h

+10 −0
Original line number Diff line number Diff line
@@ -1279,6 +1279,7 @@ enum { 
	GS_GSPN_ID	= 0x0118,	/* Get symbolic PN on ID */

	GS_RFT_ID	= 0x0217,	/* Register fc4type on ID */

	GS_RSPN_ID	= 0x0218,	/* Register symbolic PN on ID */

	GS_RSNN_NN	= 0x0239,	/* Register symbolic NN on NN */

	GS_RPN_ID	= 0x0212,	/* Register port name */

	GS_RNN_ID	= 0x0213,	/* Register node name */

	GS_RCS_ID	= 0x0214,	/* Register class of service */
@@ -1356,6 +1357,15 @@ struct fcgs_rspnid_req_s { 
	u8	spn[256];	/* symbolic port name */

};



/*

 * RSNN_NN

 */

struct fcgs_rsnn_nn_req_s {

	wwn_t	node_name;	/* Node name */

	u8	snn_len;	/* symbolic node name length */

	u8	snn[256];	/* symbolic node name */

};



/*

 * RPN_ID

 */

drivers/scsi/bfa/bfa_fcbuild.c

+21 −0
Original line number Diff line number Diff line
@@ -1251,6 +1251,27 @@ fc_rspnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id, 
	return sizeof(struct fcgs_rspnid_req_s) + sizeof(struct ct_hdr_s);

}



u16

fc_rsnn_nn_build(struct fchs_s *fchs, void *pyld, u32 s_id,

			wwn_t node_name, u8 *name)

{

	struct ct_hdr_s *cthdr = (struct ct_hdr_s *) pyld;

	struct fcgs_rsnn_nn_req_s *rsnn_nn =

		(struct fcgs_rsnn_nn_req_s *) (cthdr + 1);

	u32	d_id = bfa_hton3b(FC_NAME_SERVER);



	fc_gs_fchdr_build(fchs, d_id, s_id, 0);

	fc_gs_cthdr_build(cthdr, s_id, GS_RSNN_NN);



	memset(rsnn_nn, 0, sizeof(struct fcgs_rsnn_nn_req_s));



	rsnn_nn->node_name = node_name;

	rsnn_nn->snn_len = (u8) strlen((char *)name);

	strncpy((char *)rsnn_nn->snn, (char *)name, rsnn_nn->snn_len);



	return sizeof(struct fcgs_rsnn_nn_req_s) + sizeof(struct ct_hdr_s);

}



u16

fc_gid_ft_build(struct fchs_s *fchs, void *pyld, u32 s_id, u8 fc4_type)

{

drivers/scsi/bfa/bfa_fcbuild.h

+2 −0
Original line number Diff line number Diff line
@@ -166,6 +166,8 @@ enum fc_parse_status fc_rrq_rsp_parse(struct fchs_s *buf, int len); 


u16        fc_rspnid_build(struct fchs_s *fchs, void *pld, u32 s_id,

				u16 ox_id, u8 *name);

u16	fc_rsnn_nn_build(struct fchs_s *fchs, void *pld, u32 s_id,

				wwn_t node_name, u8 *name);



u16        fc_rftid_build(struct fchs_s *fchs, void *pld, u32 s_id,

			       u16 ox_id, enum bfa_lport_role role);

drivers/scsi/bfa/bfa_fcs.c

+39 −0
Original line number Diff line number Diff line
@@ -165,6 +165,7 @@ bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs, 
	fcs->driver_info = *driver_info;



	bfa_fcs_fabric_psymb_init(&fcs->fabric);

	bfa_fcs_fabric_nsymb_init(&fcs->fabric);

}



/*
@@ -842,6 +843,44 @@ bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric) 
	port_cfg->sym_name.symname[BFA_SYMNAME_MAXLEN - 1] = 0;

}



/*

 * Node Symbolic Name Creation for base port and all vports

 */

void

bfa_fcs_fabric_nsymb_init(struct bfa_fcs_fabric_s *fabric)

{

	struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg;

	char model[BFA_ADAPTER_MODEL_NAME_LEN] = {0};

	struct bfa_fcs_driver_info_s *driver_info = &fabric->fcs->driver_info;



	bfa_ioc_get_adapter_model(&fabric->fcs->bfa->ioc, model);



	/* Model name/number */

	strncpy((char *)&port_cfg->node_sym_name, model,

		BFA_FCS_PORT_SYMBNAME_MODEL_SZ);

	strncat((char *)&port_cfg->node_sym_name,

			BFA_FCS_PORT_SYMBNAME_SEPARATOR,

			sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));



	/* Driver Version */

	strncat((char *)&port_cfg->node_sym_name, (char *)driver_info->version,

		BFA_FCS_PORT_SYMBNAME_VERSION_SZ);

	strncat((char *)&port_cfg->node_sym_name,

			BFA_FCS_PORT_SYMBNAME_SEPARATOR,

			sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));



	/* Host machine name */

	strncat((char *)&port_cfg->node_sym_name,

		(char *)driver_info->host_machine_name,

		BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ);

	strncat((char *)&port_cfg->node_sym_name,

			BFA_FCS_PORT_SYMBNAME_SEPARATOR,

			sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));



	/* null terminate */

	port_cfg->node_sym_name.symname[BFA_SYMNAME_MAXLEN - 1] = 0;

}



/*

 * bfa lps login completion callback

 */