xref: /openbmc/linux/drivers/scsi/bfa/bfa_fcs.c (revision 82794a2e)
1 /*
2  * Copyright (c) 2005-2009 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_fcs.c BFA FCS main
20  */
21 
22 #include <fcs/bfa_fcs.h>
23 #include "fcs_port.h"
24 #include "fcs_uf.h"
25 #include "fcs_vport.h"
26 #include "fcs_rport.h"
27 #include "fcs_fabric.h"
28 #include "fcs_fcpim.h"
29 #include "fcs_fcptm.h"
30 #include "fcbuild.h"
31 #include "fcs.h"
32 #include "bfad_drv.h"
33 #include <fcb/bfa_fcb.h>
34 
35 /**
36  * FCS sub-modules
37  */
38 struct bfa_fcs_mod_s {
39 	void		(*attach) (struct bfa_fcs_s *fcs);
40 	void            (*modinit) (struct bfa_fcs_s *fcs);
41 	void            (*modexit) (struct bfa_fcs_s *fcs);
42 };
43 
44 #define BFA_FCS_MODULE(_mod) { _mod ## _modinit, _mod ## _modexit }
45 
46 static struct bfa_fcs_mod_s fcs_modules[] = {
47 	{ bfa_fcs_pport_attach, NULL, NULL },
48 	{ bfa_fcs_uf_attach, NULL, NULL },
49 	{ bfa_fcs_fabric_attach, bfa_fcs_fabric_modinit,
50 	 bfa_fcs_fabric_modexit },
51 };
52 
53 /**
54  *  fcs_api BFA FCS API
55  */
56 
57 static void
58 bfa_fcs_exit_comp(void *fcs_cbarg)
59 {
60 	struct bfa_fcs_s *fcs = fcs_cbarg;
61 	struct bfad_s *bfad = fcs->bfad;
62 
63 	complete(&bfad->comp);
64 }
65 
66 
67 
68 /**
69  *  fcs_api BFA FCS API
70  */
71 
72 /**
73  * fcs attach -- called once to initialize data structures at driver attach time
74  */
75 void
76 bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa, struct bfad_s *bfad,
77 			bfa_boolean_t min_cfg)
78 {
79 	int             i;
80 	struct bfa_fcs_mod_s  *mod;
81 
82 	fcs->bfa = bfa;
83 	fcs->bfad = bfad;
84 	fcs->min_cfg = min_cfg;
85 
86 	bfa_attach_fcs(bfa);
87 	fcbuild_init();
88 
89 	for (i = 0; i < sizeof(fcs_modules) / sizeof(fcs_modules[0]); i++) {
90 		mod = &fcs_modules[i];
91 		if (mod->attach)
92 			mod->attach(fcs);
93 	}
94 }
95 
96 /**
97  * fcs initialization, called once after bfa initialization is complete
98  */
99 void
100 bfa_fcs_init(struct bfa_fcs_s *fcs)
101 {
102 	int             i;
103 	struct bfa_fcs_mod_s  *mod;
104 
105 	for (i = 0; i < sizeof(fcs_modules) / sizeof(fcs_modules[0]); i++) {
106 		mod = &fcs_modules[i];
107 		if (mod->modinit)
108 			mod->modinit(fcs);
109 	}
110 }
111 
112 /**
113  * Start FCS operations.
114  */
115 void
116 bfa_fcs_start(struct bfa_fcs_s *fcs)
117 {
118 	bfa_fcs_fabric_modstart(fcs);
119 }
120 
121 /**
122  * 		FCS driver details initialization.
123  *
124  * 	param[in]		fcs		FCS instance
125  * 	param[in]		driver_info	Driver Details
126  *
127  * 	return None
128  */
129 void
130 bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs,
131 			struct bfa_fcs_driver_info_s *driver_info)
132 {
133 
134 	fcs->driver_info = *driver_info;
135 
136 	bfa_fcs_fabric_psymb_init(&fcs->fabric);
137 }
138 
139 /**
140  *      @brief
141  *              FCS FDMI Driver Parameter Initialization
142  *
143  *      @param[in]              fcs             FCS instance
144  *      @param[in]              fdmi_enable     TRUE/FALSE
145  *
146  *      @return None
147  */
148 void
149 bfa_fcs_set_fdmi_param(struct bfa_fcs_s *fcs, bfa_boolean_t fdmi_enable)
150 {
151 
152 	fcs->fdmi_enabled = fdmi_enable;
153 
154 }
155 
156 /**
157  * 		FCS instance cleanup and exit.
158  *
159  * 	param[in]		fcs			FCS instance
160  * 	return None
161  */
162 void
163 bfa_fcs_exit(struct bfa_fcs_s *fcs)
164 {
165 	struct bfa_fcs_mod_s  *mod;
166 	int             nmods, i;
167 
168 	bfa_wc_init(&fcs->wc, bfa_fcs_exit_comp, fcs);
169 
170 	nmods = sizeof(fcs_modules) / sizeof(fcs_modules[0]);
171 
172 	for (i = 0; i < nmods; i++) {
173 
174 		mod = &fcs_modules[i];
175 		if (mod->modexit) {
176 			bfa_wc_up(&fcs->wc);
177 			mod->modexit(fcs);
178 		}
179 	}
180 
181 	bfa_wc_wait(&fcs->wc);
182 }
183 
184 
185 void
186 bfa_fcs_trc_init(struct bfa_fcs_s *fcs, struct bfa_trc_mod_s *trcmod)
187 {
188 	fcs->trcmod = trcmod;
189 }
190 
191 
192 void
193 bfa_fcs_log_init(struct bfa_fcs_s *fcs, struct bfa_log_mod_s *logmod)
194 {
195 	fcs->logm = logmod;
196 }
197 
198 
199 void
200 bfa_fcs_aen_init(struct bfa_fcs_s *fcs, struct bfa_aen_s *aen)
201 {
202 	fcs->aen = aen;
203 }
204 
205 void
206 bfa_fcs_modexit_comp(struct bfa_fcs_s *fcs)
207 {
208 	bfa_wc_down(&fcs->wc);
209 }
210 
211 
212