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/*
* 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.
*/
#include <bfa.h>
#include <log/bfa_log_hal.h>
BFA_TRC_FILE(HAL, FCPIM);
BFA_MODULE(fcpim);
/**
* hal_fcpim_mod BFA FCP Initiator Mode module
*/
/**
* Compute and return memory needed by FCP(im) module.
*/
static void
bfa_fcpim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
u32 *dm_len)
{
bfa_itnim_meminfo(cfg, km_len, dm_len);
/**
* IO memory
*/
if (cfg->fwcfg.num_ioim_reqs < BFA_IOIM_MIN)
cfg->fwcfg.num_ioim_reqs = BFA_IOIM_MIN;
else if (cfg->fwcfg.num_ioim_reqs > BFA_IOIM_MAX)
cfg->fwcfg.num_ioim_reqs = BFA_IOIM_MAX;
*km_len += cfg->fwcfg.num_ioim_reqs *
(sizeof(struct bfa_ioim_s) + sizeof(struct bfa_ioim_sp_s));
*dm_len += cfg->fwcfg.num_ioim_reqs * BFI_IOIM_SNSLEN;
/**
* task management command memory
*/
if (cfg->fwcfg.num_tskim_reqs < BFA_TSKIM_MIN)
cfg->fwcfg.num_tskim_reqs = BFA_TSKIM_MIN;
*km_len += cfg->fwcfg.num_tskim_reqs * sizeof(struct bfa_tskim_s);
}
static void
bfa_fcpim_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
{
struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
bfa_trc(bfa, cfg->drvcfg.path_tov);
bfa_trc(bfa, cfg->fwcfg.num_rports);
bfa_trc(bfa, cfg->fwcfg.num_ioim_reqs);
bfa_trc(bfa, cfg->fwcfg.num_tskim_reqs);
fcpim->bfa = bfa;
fcpim->num_itnims = cfg->fwcfg.num_rports;
fcpim->num_ioim_reqs = cfg->fwcfg.num_ioim_reqs;
fcpim->num_tskim_reqs = cfg->fwcfg.num_tskim_reqs;
fcpim->path_tov = cfg->drvcfg.path_tov;
fcpim->delay_comp = cfg->drvcfg.delay_comp;
bfa_itnim_attach(fcpim, meminfo);
bfa_tskim_attach(fcpim, meminfo);
bfa_ioim_attach(fcpim, meminfo);
}
static void
bfa_fcpim_initdone(struct bfa_s *bfa)
{
}
static void
bfa_fcpim_detach(struct bfa_s *bfa)
{
struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
bfa_ioim_detach(fcpim);
bfa_tskim_detach(fcpim);
}
static void
bfa_fcpim_start(struct bfa_s *bfa)
{
}
static void
bfa_fcpim_stop(struct bfa_s *bfa)
{
}
static void
bfa_fcpim_iocdisable(struct bfa_s *bfa)
{
struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
struct bfa_itnim_s *itnim;
struct list_head *qe, *qen;
list_for_each_safe(qe, qen, &fcpim->itnim_q) {
itnim = (struct bfa_itnim_s *) qe;
bfa_itnim_iocdisable(itnim);
}
}
void
bfa_fcpim_path_tov_set(struct bfa_s *bfa, u16 path_tov)
{
struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
fcpim->path_tov = path_tov * 1000;
if (fcpim->path_tov > BFA_FCPIM_PATHTOV_MAX)
fcpim->path_tov = BFA_FCPIM_PATHTOV_MAX;
}
u16
bfa_fcpim_path_tov_get(struct bfa_s *bfa)
{
struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
return fcpim->path_tov / 1000;
}
bfa_status_t
bfa_fcpim_get_modstats(struct bfa_s *bfa, struct bfa_fcpim_stats_s *modstats)
{
struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
*modstats = fcpim->stats;
return BFA_STATUS_OK;
}
bfa_status_t
bfa_fcpim_clr_modstats(struct bfa_s *bfa)
{
struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
memset(&fcpim->stats, 0, sizeof(struct bfa_fcpim_stats_s));
return BFA_STATUS_OK;
}
void
bfa_fcpim_qdepth_set(struct bfa_s *bfa, u16 q_depth)
{
struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
bfa_assert(q_depth <= BFA_IOCFC_QDEPTH_MAX);
fcpim->q_depth = q_depth;
}
u16
bfa_fcpim_qdepth_get(struct bfa_s *bfa)
{
struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
return fcpim->q_depth;
}
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