313 lines
		
	
	
		
			9.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			313 lines
		
	
	
		
			9.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* SPDX-License-Identifier: GPL-2.0-only */
 | |
| /*
 | |
|  * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
 | |
|  * Copyright (c) 2014- QLogic Corporation.
 | |
|  * All rights reserved
 | |
|  * www.qlogic.com
 | |
|  *
 | |
|  * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
 | |
|  */
 | |
| /*
 | |
|  * fcbuild.h - FC link service frame building and parsing routines
 | |
|  */
 | |
| 
 | |
| #ifndef __FCBUILD_H__
 | |
| #define __FCBUILD_H__
 | |
| 
 | |
| #include "bfad_drv.h"
 | |
| #include "bfa_fc.h"
 | |
| #include "bfa_defs_fcs.h"
 | |
| 
 | |
| /*
 | |
|  * Utility Macros/functions
 | |
|  */
 | |
| 
 | |
| #define wwn_is_equal(_wwn1, _wwn2)		\
 | |
| 	(memcmp(&(_wwn1), &(_wwn2), sizeof(wwn_t)) == 0)
 | |
| 
 | |
| #define fc_roundup(_l, _s) (((_l) + ((_s) - 1)) & ~((_s) - 1))
 | |
| 
 | |
| /*
 | |
|  * Given the fc response length, this routine will return
 | |
|  * the length of the actual payload bytes following the CT header.
 | |
|  *
 | |
|  * Assumes the input response length does not include the crc, eof, etc.
 | |
|  */
 | |
| static inline   u32
 | |
| fc_get_ctresp_pyld_len(u32 resp_len)
 | |
| {
 | |
| 	return resp_len - sizeof(struct ct_hdr_s);
 | |
| }
 | |
| 
 | |
| /*
 | |
|  * Convert bfa speed to rpsc speed value.
 | |
|  */
 | |
| static inline  enum bfa_port_speed
 | |
| fc_rpsc_operspeed_to_bfa_speed(enum fc_rpsc_op_speed speed)
 | |
| {
 | |
| 	switch (speed) {
 | |
| 
 | |
| 	case RPSC_OP_SPEED_1G:
 | |
| 		return BFA_PORT_SPEED_1GBPS;
 | |
| 
 | |
| 	case RPSC_OP_SPEED_2G:
 | |
| 		return BFA_PORT_SPEED_2GBPS;
 | |
| 
 | |
| 	case RPSC_OP_SPEED_4G:
 | |
| 		return BFA_PORT_SPEED_4GBPS;
 | |
| 
 | |
| 	case RPSC_OP_SPEED_8G:
 | |
| 		return BFA_PORT_SPEED_8GBPS;
 | |
| 
 | |
| 	case RPSC_OP_SPEED_16G:
 | |
| 		return BFA_PORT_SPEED_16GBPS;
 | |
| 
 | |
| 	case RPSC_OP_SPEED_10G:
 | |
| 		return BFA_PORT_SPEED_10GBPS;
 | |
| 
 | |
| 	default:
 | |
| 		return BFA_PORT_SPEED_UNKNOWN;
 | |
| 	}
 | |
| }
 | |
| 
 | |
| /*
 | |
|  * Convert RPSC speed to bfa speed value.
 | |
|  */
 | |
| static inline   enum fc_rpsc_op_speed
 | |
| fc_bfa_speed_to_rpsc_operspeed(enum bfa_port_speed op_speed)
 | |
| {
 | |
| 	switch (op_speed) {
 | |
| 
 | |
| 	case BFA_PORT_SPEED_1GBPS:
 | |
| 		return RPSC_OP_SPEED_1G;
 | |
| 
 | |
| 	case BFA_PORT_SPEED_2GBPS:
 | |
| 		return RPSC_OP_SPEED_2G;
 | |
| 
 | |
| 	case BFA_PORT_SPEED_4GBPS:
 | |
| 		return RPSC_OP_SPEED_4G;
 | |
| 
 | |
| 	case BFA_PORT_SPEED_8GBPS:
 | |
| 		return RPSC_OP_SPEED_8G;
 | |
| 
 | |
| 	case BFA_PORT_SPEED_16GBPS:
 | |
| 		return RPSC_OP_SPEED_16G;
 | |
| 
 | |
| 	case BFA_PORT_SPEED_10GBPS:
 | |
| 		return RPSC_OP_SPEED_10G;
 | |
| 
 | |
| 	default:
 | |
| 		return RPSC_OP_SPEED_NOT_EST;
 | |
| 	}
 | |
| }
 | |
| 
 | |
| enum fc_parse_status {
 | |
| 	FC_PARSE_OK = 0,
 | |
| 	FC_PARSE_FAILURE = 1,
 | |
| 	FC_PARSE_BUSY = 2,
 | |
| 	FC_PARSE_LEN_INVAL,
 | |
| 	FC_PARSE_ACC_INVAL,
 | |
| 	FC_PARSE_PWWN_NOT_EQUAL,
 | |
| 	FC_PARSE_NWWN_NOT_EQUAL,
 | |
| 	FC_PARSE_RXSZ_INVAL,
 | |
| 	FC_PARSE_NOT_FCP,
 | |
| 	FC_PARSE_OPAFLAG_INVAL,
 | |
| 	FC_PARSE_RPAFLAG_INVAL,
 | |
| 	FC_PARSE_OPA_INVAL,
 | |
| 	FC_PARSE_RPA_INVAL,
 | |
| 
 | |
| };
 | |
| 
 | |
| struct fc_templates_s {
 | |
| 	struct fchs_s fc_els_req;
 | |
| 	struct fchs_s fc_bls_req;
 | |
| 	struct fc_logi_s plogi;
 | |
| 	struct fc_rrq_s rrq;
 | |
| };
 | |
| 
 | |
| void            fcbuild_init(void);
 | |
| 
 | |
| u16        fc_flogi_build(struct fchs_s *fchs, struct fc_logi_s *flogi,
 | |
| 			u32 s_id, u16 ox_id, wwn_t port_name, wwn_t node_name,
 | |
| 			       u16 pdu_size, u8 set_npiv, u8 set_auth,
 | |
| 			       u16 local_bb_credits);
 | |
| 
 | |
| u16        fc_fdisc_build(struct fchs_s *buf, struct fc_logi_s *flogi, u32 s_id,
 | |
| 			       u16 ox_id, wwn_t port_name, wwn_t node_name,
 | |
| 			       u16 pdu_size);
 | |
| 
 | |
| u16        fc_flogi_acc_build(struct fchs_s *fchs, struct fc_logi_s *flogi,
 | |
| 				   u32 s_id, __be16 ox_id,
 | |
| 				   wwn_t port_name, wwn_t node_name,
 | |
| 				   u16 pdu_size,
 | |
| 				   u16 local_bb_credits, u8 bb_scn);
 | |
| 
 | |
| u16        fc_plogi_build(struct fchs_s *fchs, void *pld, u32 d_id,
 | |
| 			       u32 s_id, u16 ox_id, wwn_t port_name,
 | |
| 			       wwn_t node_name, u16 pdu_size, u16 bb_cr);
 | |
| 
 | |
| enum fc_parse_status fc_plogi_parse(struct fchs_s *fchs);
 | |
| 
 | |
| u16        fc_abts_build(struct fchs_s *buf, u32 d_id, u32 s_id,
 | |
| 			      u16 ox_id);
 | |
| 
 | |
| enum fc_parse_status fc_abts_rsp_parse(struct fchs_s *buf, int len);
 | |
| 
 | |
| u16        fc_rrq_build(struct fchs_s *buf, struct fc_rrq_s *rrq, u32 d_id,
 | |
| 			     u32 s_id, u16 ox_id, u16 rrq_oxid);
 | |
| 
 | |
| 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);
 | |
| 
 | |
| u16       fc_rftid_build_sol(struct fchs_s *fchs, void *pyld, u32 s_id,
 | |
| 				   u16 ox_id, u8 *fc4_bitmap,
 | |
| 				   u32 bitmap_size);
 | |
| 
 | |
| u16	fc_rffid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
 | |
| 			u16 ox_id, u8 fc4_type, u8 fc4_ftrs);
 | |
| 
 | |
| u16        fc_gidpn_build(struct fchs_s *fchs, void *pyld, u32 s_id,
 | |
| 			       u16 ox_id, wwn_t port_name);
 | |
| 
 | |
| u16        fc_gpnid_build(struct fchs_s *fchs, void *pld, u32 s_id,
 | |
| 			       u16 ox_id, u32 port_id);
 | |
| 
 | |
| u16	fc_gs_rjt_build(struct fchs_s *fchs, struct ct_hdr_s *cthdr,
 | |
| 			u32 d_id, u32 s_id, u16 ox_id,
 | |
| 			u8 reason_code, u8 reason_code_expl);
 | |
| 
 | |
| u16        fc_scr_build(struct fchs_s *fchs, struct fc_scr_s *scr,
 | |
| 			u8 set_br_reg, u32 s_id, u16 ox_id);
 | |
| 
 | |
| u16        fc_plogi_acc_build(struct fchs_s *fchs, void *pld, u32 d_id,
 | |
| 				   u32 s_id, u16 ox_id,
 | |
| 				   wwn_t port_name, wwn_t node_name,
 | |
| 				   u16 pdu_size, u16 bb_cr);
 | |
| 
 | |
| u16        fc_adisc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc,
 | |
| 			u32 d_id, u32 s_id, __be16 ox_id, wwn_t port_name,
 | |
| 			       wwn_t node_name);
 | |
| 
 | |
| enum fc_parse_status fc_adisc_parse(struct fchs_s *fchs, void *pld,
 | |
| 			u32 host_dap, wwn_t node_name, wwn_t port_name);
 | |
| 
 | |
| enum fc_parse_status fc_adisc_rsp_parse(struct fc_adisc_s *adisc, int len,
 | |
| 				 wwn_t port_name, wwn_t node_name);
 | |
| 
 | |
| u16        fc_adisc_acc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc,
 | |
| 				   u32 d_id, u32 s_id, __be16 ox_id,
 | |
| 				   wwn_t port_name, wwn_t node_name);
 | |
| u16        fc_ls_rjt_build(struct fchs_s *fchs, struct fc_ls_rjt_s *ls_rjt,
 | |
| 				u32 d_id, u32 s_id, __be16 ox_id,
 | |
| 				u8 reason_code, u8 reason_code_expl);
 | |
| u16        fc_ls_acc_build(struct fchs_s *fchs, struct fc_els_cmd_s *els_cmd,
 | |
| 				u32 d_id, u32 s_id, __be16 ox_id);
 | |
| u16        fc_prli_build(struct fchs_s *fchs, void *pld, u32 d_id,
 | |
| 			      u32 s_id, u16 ox_id);
 | |
| 
 | |
| enum fc_parse_status fc_prli_rsp_parse(struct fc_prli_s *prli, int len);
 | |
| 
 | |
| u16        fc_prli_acc_build(struct fchs_s *fchs, void *pld, u32 d_id,
 | |
| 				  u32 s_id, __be16 ox_id,
 | |
| 				  enum bfa_lport_role role);
 | |
| 
 | |
| u16        fc_rnid_build(struct fchs_s *fchs, struct fc_rnid_cmd_s *rnid,
 | |
| 			      u32 d_id, u32 s_id, u16 ox_id,
 | |
| 			      u32 data_format);
 | |
| 
 | |
| u16        fc_rnid_acc_build(struct fchs_s *fchs,
 | |
| 			struct fc_rnid_acc_s *rnid_acc, u32 d_id, u32 s_id,
 | |
| 			__be16 ox_id, u32 data_format,
 | |
| 			struct fc_rnid_common_id_data_s *common_id_data,
 | |
| 			struct fc_rnid_general_topology_data_s *gen_topo_data);
 | |
| 
 | |
| u16	fc_rpsc2_build(struct fchs_s *fchs, struct fc_rpsc2_cmd_s *rps2c,
 | |
| 			u32 d_id, u32 s_id, u32 *pid_list, u16 npids);
 | |
| u16        fc_rpsc_build(struct fchs_s *fchs, struct fc_rpsc_cmd_s *rpsc,
 | |
| 			      u32 d_id, u32 s_id, u16 ox_id);
 | |
| u16        fc_rpsc_acc_build(struct fchs_s *fchs,
 | |
| 			struct fc_rpsc_acc_s *rpsc_acc, u32 d_id, u32 s_id,
 | |
| 			__be16 ox_id, struct fc_rpsc_speed_info_s *oper_speed);
 | |
| u16        fc_gid_ft_build(struct fchs_s *fchs, void *pld, u32 s_id,
 | |
| 				u8 fc4_type);
 | |
| 
 | |
| u16        fc_rpnid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
 | |
| 			       u32 port_id, wwn_t port_name);
 | |
| 
 | |
| u16        fc_rnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
 | |
| 			       u32 port_id, wwn_t node_name);
 | |
| 
 | |
| u16        fc_rcsid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
 | |
| 			       u32 port_id, u32 cos);
 | |
| 
 | |
| u16        fc_rptid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
 | |
| 			       u32 port_id, u8 port_type);
 | |
| 
 | |
| u16        fc_ganxt_build(struct fchs_s *fchs, void *pyld, u32 s_id,
 | |
| 			       u32 port_id);
 | |
| 
 | |
| u16        fc_logo_build(struct fchs_s *fchs, struct fc_logo_s *logo, u32 d_id,
 | |
| 			      u32 s_id, u16 ox_id, wwn_t port_name);
 | |
| 
 | |
| u16        fc_logo_acc_build(struct fchs_s *fchs, void *pld, u32 d_id,
 | |
| 				  u32 s_id, __be16 ox_id);
 | |
| 
 | |
| u16        fc_fdmi_reqhdr_build(struct fchs_s *fchs, void *pyld, u32 s_id,
 | |
| 				     u16 cmd_code);
 | |
| u16	fc_gmal_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn);
 | |
| u16	fc_gfn_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn);
 | |
| 
 | |
| void		fc_get_fc4type_bitmask(u8 fc4_type, u8 *bit_mask);
 | |
| 
 | |
| void		fc_els_req_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
 | |
| 					 __be16 ox_id);
 | |
| 
 | |
| enum fc_parse_status	fc_plogi_rsp_parse(struct fchs_s *fchs, int len,
 | |
| 					wwn_t port_name);
 | |
| 
 | |
| enum fc_parse_status	fc_prli_parse(struct fc_prli_s *prli);
 | |
| 
 | |
| enum fc_parse_status	fc_pdisc_parse(struct fchs_s *fchs, wwn_t node_name,
 | |
| 					wwn_t port_name);
 | |
| 
 | |
| u16 fc_ba_acc_build(struct fchs_s *fchs, struct fc_ba_acc_s *ba_acc, u32 d_id,
 | |
| 		u32 s_id, __be16 ox_id, u16 rx_id);
 | |
| 
 | |
| int fc_logout_params_pages(struct fchs_s *fc_frame, u8 els_code);
 | |
| 
 | |
| u16 fc_tprlo_acc_build(struct fchs_s *fchs, struct fc_tprlo_acc_s *tprlo_acc,
 | |
| 		u32 d_id, u32 s_id, __be16 ox_id, int num_pages);
 | |
| 
 | |
| u16 fc_prlo_acc_build(struct fchs_s *fchs, struct fc_prlo_acc_s *prlo_acc,
 | |
| 		u32 d_id, u32 s_id, __be16 ox_id, int num_pages);
 | |
| 
 | |
| u16 fc_pdisc_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
 | |
| 		u16 ox_id, wwn_t port_name, wwn_t node_name,
 | |
| 		u16 pdu_size);
 | |
| 
 | |
| u16 fc_pdisc_rsp_parse(struct fchs_s *fchs, int len, wwn_t port_name);
 | |
| 
 | |
| u16 fc_prlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
 | |
| 		u16 ox_id, int num_pages);
 | |
| 
 | |
| u16 fc_tprlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
 | |
| 		u16 ox_id, int num_pages, enum fc_tprlo_type tprlo_type,
 | |
| 		u32 tpr_id);
 | |
| 
 | |
| u16 fc_ba_rjt_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
 | |
| 		__be16 ox_id, u32 reason_code, u32 reason_expl);
 | |
| 
 | |
| u16 fc_gnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
 | |
| 		u32 port_id);
 | |
| 
 | |
| u16 fc_ct_rsp_parse(struct ct_hdr_s *cthdr);
 | |
| 
 | |
| u16 fc_rscn_build(struct fchs_s *fchs, struct fc_rscn_pl_s *rscn, u32 s_id,
 | |
| 		u16 ox_id);
 | |
| #endif
 |