kernel-ark/drivers/scsi/bfa/bfa_fcs.c
Krishna Gudipati 82794a2e41 [SCSI] bfa: New interface to handle firmware upgrade scenario
Split bfa_fcs_init() into bfa_fcs_attach() and bfa_fcs_init().

Removed empty function definitions in FCS modules

Modified driver to call bfa_fcs_attach() and bfa_fcs_init() as needed.

Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
2010-03-04 16:14:10 +05:30

212 lines
4.0 KiB
C

/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
/**
* bfa_fcs.c BFA FCS main
*/
#include <fcs/bfa_fcs.h>
#include "fcs_port.h"
#include "fcs_uf.h"
#include "fcs_vport.h"
#include "fcs_rport.h"
#include "fcs_fabric.h"
#include "fcs_fcpim.h"
#include "fcs_fcptm.h"
#include "fcbuild.h"
#include "fcs.h"
#include "bfad_drv.h"
#include <fcb/bfa_fcb.h>
/**
* FCS sub-modules
*/
struct bfa_fcs_mod_s {
void (*attach) (struct bfa_fcs_s *fcs);
void (*modinit) (struct bfa_fcs_s *fcs);
void (*modexit) (struct bfa_fcs_s *fcs);
};
#define BFA_FCS_MODULE(_mod) { _mod ## _modinit, _mod ## _modexit }
static struct bfa_fcs_mod_s fcs_modules[] = {
{ bfa_fcs_pport_attach, NULL, NULL },
{ bfa_fcs_uf_attach, NULL, NULL },
{ bfa_fcs_fabric_attach, bfa_fcs_fabric_modinit,
bfa_fcs_fabric_modexit },
};
/**
* fcs_api BFA FCS API
*/
static void
bfa_fcs_exit_comp(void *fcs_cbarg)
{
struct bfa_fcs_s *fcs = fcs_cbarg;
struct bfad_s *bfad = fcs->bfad;
complete(&bfad->comp);
}
/**
* fcs_api BFA FCS API
*/
/**
* fcs attach -- called once to initialize data structures at driver attach time
*/
void
bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa, struct bfad_s *bfad,
bfa_boolean_t min_cfg)
{
int i;
struct bfa_fcs_mod_s *mod;
fcs->bfa = bfa;
fcs->bfad = bfad;
fcs->min_cfg = min_cfg;
bfa_attach_fcs(bfa);
fcbuild_init();
for (i = 0; i < sizeof(fcs_modules) / sizeof(fcs_modules[0]); i++) {
mod = &fcs_modules[i];
if (mod->attach)
mod->attach(fcs);
}
}
/**
* fcs initialization, called once after bfa initialization is complete
*/
void
bfa_fcs_init(struct bfa_fcs_s *fcs)
{
int i;
struct bfa_fcs_mod_s *mod;
for (i = 0; i < sizeof(fcs_modules) / sizeof(fcs_modules[0]); i++) {
mod = &fcs_modules[i];
if (mod->modinit)
mod->modinit(fcs);
}
}
/**
* Start FCS operations.
*/
void
bfa_fcs_start(struct bfa_fcs_s *fcs)
{
bfa_fcs_fabric_modstart(fcs);
}
/**
* FCS driver details initialization.
*
* param[in] fcs FCS instance
* param[in] driver_info Driver Details
*
* return None
*/
void
bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs,
struct bfa_fcs_driver_info_s *driver_info)
{
fcs->driver_info = *driver_info;
bfa_fcs_fabric_psymb_init(&fcs->fabric);
}
/**
* @brief
* FCS FDMI Driver Parameter Initialization
*
* @param[in] fcs FCS instance
* @param[in] fdmi_enable TRUE/FALSE
*
* @return None
*/
void
bfa_fcs_set_fdmi_param(struct bfa_fcs_s *fcs, bfa_boolean_t fdmi_enable)
{
fcs->fdmi_enabled = fdmi_enable;
}
/**
* FCS instance cleanup and exit.
*
* param[in] fcs FCS instance
* return None
*/
void
bfa_fcs_exit(struct bfa_fcs_s *fcs)
{
struct bfa_fcs_mod_s *mod;
int nmods, i;
bfa_wc_init(&fcs->wc, bfa_fcs_exit_comp, fcs);
nmods = sizeof(fcs_modules) / sizeof(fcs_modules[0]);
for (i = 0; i < nmods; i++) {
mod = &fcs_modules[i];
if (mod->modexit) {
bfa_wc_up(&fcs->wc);
mod->modexit(fcs);
}
}
bfa_wc_wait(&fcs->wc);
}
void
bfa_fcs_trc_init(struct bfa_fcs_s *fcs, struct bfa_trc_mod_s *trcmod)
{
fcs->trcmod = trcmod;
}
void
bfa_fcs_log_init(struct bfa_fcs_s *fcs, struct bfa_log_mod_s *logmod)
{
fcs->logm = logmod;
}
void
bfa_fcs_aen_init(struct bfa_fcs_s *fcs, struct bfa_aen_s *aen)
{
fcs->aen = aen;
}
void
bfa_fcs_modexit_comp(struct bfa_fcs_s *fcs)
{
bfa_wc_down(&fcs->wc);
}