xref: /openbmc/linux/drivers/scsi/bfa/bfa_modules.h (revision 2c684d89)
1 /*
2  * Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
3  * All rights reserved
4  * www.brocade.com
5  *
6  * Linux driver for Brocade Fibre Channel Host Bus Adapter.
7  *
8  * This program is free software; you can redistribute it and/or modify it
9  * under the terms of the GNU General Public License (GPL) Version 2 as
10  * published by the Free Software Foundation
11  *
12  * This program is distributed in the hope that it will be useful, but
13  * WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  * General Public License for more details.
16  */
17 
18 /*
19  *  bfa_modules.h BFA modules
20  */
21 
22 #ifndef __BFA_MODULES_H__
23 #define __BFA_MODULES_H__
24 
25 #include "bfa_cs.h"
26 #include "bfa.h"
27 #include "bfa_svc.h"
28 #include "bfa_fcpim.h"
29 #include "bfa_port.h"
30 
31 struct bfa_modules_s {
32 	struct bfa_fcdiag_s	fcdiag;		/* fcdiag module */
33 	struct bfa_fcport_s	fcport;		/*  fc port module	      */
34 	struct bfa_fcxp_mod_s	fcxp_mod;	/*  fcxp module	      */
35 	struct bfa_lps_mod_s	lps_mod;	/*  fcxp module	      */
36 	struct bfa_uf_mod_s	uf_mod;		/*  unsolicited frame module */
37 	struct bfa_rport_mod_s	rport_mod;	/*  remote port module	      */
38 	struct bfa_fcp_mod_s	fcp_mod;	/*  FCP initiator module     */
39 	struct bfa_sgpg_mod_s	sgpg_mod;	/*  SG page module	      */
40 	struct bfa_port_s	port;		/*  Physical port module     */
41 	struct bfa_ablk_s	ablk;		/*  ASIC block config module */
42 	struct bfa_cee_s	cee;		/*  CEE Module	*/
43 	struct bfa_sfp_s	sfp;		/*  SFP module	*/
44 	struct bfa_flash_s	flash;		/*  flash module */
45 	struct bfa_diag_s	diag_mod;	/*  diagnostics module	*/
46 	struct bfa_phy_s	phy;		/*  phy module		*/
47 	struct bfa_dconf_mod_s	dconf_mod;	/*  DCONF common module	*/
48 	struct bfa_fru_s	fru;		/*  fru module		*/
49 };
50 
51 /*
52  * !!! Only append to the enums defined here to avoid any versioning
53  * !!! needed between trace utility and driver version
54  */
55 enum {
56 	BFA_TRC_HAL_CORE	= 1,
57 	BFA_TRC_HAL_FCXP	= 2,
58 	BFA_TRC_HAL_FCPIM	= 3,
59 	BFA_TRC_HAL_IOCFC_CT	= 4,
60 	BFA_TRC_HAL_IOCFC_CB	= 5,
61 };
62 
63 /*
64  * Macro to define a new BFA module
65  */
66 #define BFA_MODULE(__mod)						\
67 	static void bfa_ ## __mod ## _meminfo(				\
68 			struct bfa_iocfc_cfg_s *cfg,			\
69 			struct bfa_meminfo_s *meminfo,			\
70 			struct bfa_s *bfa);				\
71 	static void bfa_ ## __mod ## _attach(struct bfa_s *bfa,		\
72 			void *bfad, struct bfa_iocfc_cfg_s *cfg,	\
73 			struct bfa_pcidev_s *pcidev);      \
74 	static void bfa_ ## __mod ## _detach(struct bfa_s *bfa);      \
75 	static void bfa_ ## __mod ## _start(struct bfa_s *bfa);      \
76 	static void bfa_ ## __mod ## _stop(struct bfa_s *bfa);      \
77 	static void bfa_ ## __mod ## _iocdisable(struct bfa_s *bfa);      \
78 									\
79 	extern struct bfa_module_s hal_mod_ ## __mod;			\
80 	struct bfa_module_s hal_mod_ ## __mod = {			\
81 		bfa_ ## __mod ## _meminfo,				\
82 		bfa_ ## __mod ## _attach,				\
83 		bfa_ ## __mod ## _detach,				\
84 		bfa_ ## __mod ## _start,				\
85 		bfa_ ## __mod ## _stop,					\
86 		bfa_ ## __mod ## _iocdisable,				\
87 	}
88 
89 #define BFA_CACHELINE_SZ	(256)
90 
91 /*
92  * Structure used to interact between different BFA sub modules
93  *
94  * Each sub module needs to implement only the entry points relevant to it (and
95  * can leave entry points as NULL)
96  */
97 struct bfa_module_s {
98 	void (*meminfo) (struct bfa_iocfc_cfg_s *cfg,
99 			 struct bfa_meminfo_s *meminfo,
100 			 struct bfa_s *bfa);
101 	void (*attach) (struct bfa_s *bfa, void *bfad,
102 			struct bfa_iocfc_cfg_s *cfg,
103 			struct bfa_pcidev_s *pcidev);
104 	void (*detach) (struct bfa_s *bfa);
105 	void (*start) (struct bfa_s *bfa);
106 	void (*stop) (struct bfa_s *bfa);
107 	void (*iocdisable) (struct bfa_s *bfa);
108 };
109 
110 
111 struct bfa_s {
112 	void			*bfad;		/*  BFA driver instance    */
113 	struct bfa_plog_s	*plog;		/*  portlog buffer	    */
114 	struct bfa_trc_mod_s	*trcmod;	/*  driver tracing	    */
115 	struct bfa_ioc_s	ioc;		/*  IOC module		    */
116 	struct bfa_iocfc_s	iocfc;		/*  IOCFC module	    */
117 	struct bfa_timer_mod_s	timer_mod;	/*  timer module	    */
118 	struct bfa_modules_s	modules;	/*  BFA modules	    */
119 	struct list_head	comp_q;		/*  pending completions     */
120 	bfa_boolean_t		queue_process;	/*  queue processing enabled */
121 	struct list_head	reqq_waitq[BFI_IOC_MAX_CQS];
122 	bfa_boolean_t		fcs;		/*  FCS is attached to BFA */
123 	struct bfa_msix_s	msix;
124 	int			bfa_aen_seq;
125 	bfa_boolean_t		intr_enabled;	/*  Status of interrupts */
126 };
127 
128 extern bfa_boolean_t bfa_auto_recover;
129 extern struct bfa_module_s hal_mod_fcdiag;
130 extern struct bfa_module_s hal_mod_sgpg;
131 extern struct bfa_module_s hal_mod_fcport;
132 extern struct bfa_module_s hal_mod_fcxp;
133 extern struct bfa_module_s hal_mod_lps;
134 extern struct bfa_module_s hal_mod_uf;
135 extern struct bfa_module_s hal_mod_rport;
136 extern struct bfa_module_s hal_mod_fcp;
137 extern struct bfa_module_s hal_mod_dconf;
138 
139 #endif /* __BFA_MODULES_H__ */
140