xref: /linux/drivers/scsi/bfa/bfa_fcs.c (revision d39d0ed196aa1685bb24771e92f78633c66ac9cb)
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 < ARRAY_SIZE(fcs_modules); 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, npbc_vports;
103 	struct bfa_fcs_mod_s  *mod;
104 	struct bfi_pbc_vport_s pbc_vports[BFI_PBC_MAX_VPORTS];
105 
106 	for (i = 0; i < ARRAY_SIZE(fcs_modules); i++) {
107 		mod = &fcs_modules[i];
108 		if (mod->modinit)
109 			mod->modinit(fcs);
110 	}
111 	/* Initialize pbc vports */
112 	if (!fcs->min_cfg) {
113 		npbc_vports =
114 			bfa_iocfc_get_pbc_vports(fcs->bfa, pbc_vports);
115 		for (i = 0; i < npbc_vports; i++)
116 			bfa_fcb_pbc_vport_create(fcs->bfa->bfad, pbc_vports[i]);
117 	}
118 }
119 
120 /**
121  * Start FCS operations.
122  */
123 void
124 bfa_fcs_start(struct bfa_fcs_s *fcs)
125 {
126 	bfa_fcs_fabric_modstart(fcs);
127 }
128 
129 /**
130  * 		FCS driver details initialization.
131  *
132  * 	param[in]		fcs		FCS instance
133  * 	param[in]		driver_info	Driver Details
134  *
135  * 	return None
136  */
137 void
138 bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs,
139 			struct bfa_fcs_driver_info_s *driver_info)
140 {
141 
142 	fcs->driver_info = *driver_info;
143 
144 	bfa_fcs_fabric_psymb_init(&fcs->fabric);
145 }
146 
147 /**
148  *      @brief
149  *              FCS FDMI Driver Parameter Initialization
150  *
151  *      @param[in]              fcs             FCS instance
152  *      @param[in]              fdmi_enable     TRUE/FALSE
153  *
154  *      @return None
155  */
156 void
157 bfa_fcs_set_fdmi_param(struct bfa_fcs_s *fcs, bfa_boolean_t fdmi_enable)
158 {
159 
160 	fcs->fdmi_enabled = fdmi_enable;
161 
162 }
163 
164 /**
165  * 		FCS instance cleanup and exit.
166  *
167  * 	param[in]		fcs			FCS instance
168  * 	return None
169  */
170 void
171 bfa_fcs_exit(struct bfa_fcs_s *fcs)
172 {
173 	struct bfa_fcs_mod_s  *mod;
174 	int i;
175 
176 	bfa_wc_init(&fcs->wc, bfa_fcs_exit_comp, fcs);
177 
178 	for (i = 0; i < ARRAY_SIZE(fcs_modules); i++) {
179 
180 		mod = &fcs_modules[i];
181 		if (mod->modexit) {
182 			bfa_wc_up(&fcs->wc);
183 			mod->modexit(fcs);
184 		}
185 	}
186 
187 	bfa_wc_wait(&fcs->wc);
188 }
189 
190 
191 void
192 bfa_fcs_trc_init(struct bfa_fcs_s *fcs, struct bfa_trc_mod_s *trcmod)
193 {
194 	fcs->trcmod = trcmod;
195 }
196 
197 
198 void
199 bfa_fcs_log_init(struct bfa_fcs_s *fcs, struct bfa_log_mod_s *logmod)
200 {
201 	fcs->logm = logmod;
202 }
203 
204 
205 void
206 bfa_fcs_aen_init(struct bfa_fcs_s *fcs, struct bfa_aen_s *aen)
207 {
208 	fcs->aen = aen;
209 }
210 
211 void
212 bfa_fcs_modexit_comp(struct bfa_fcs_s *fcs)
213 {
214 	bfa_wc_down(&fcs->wc);
215 }
216 
217 
218