#include "qla_def.h"
#include "qla_gbl.h"
#include <linux/delay.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include "qla_devtbl.h"
#ifdef CONFIG_SPARC
#include <asm/prom.h>
#endif
#include "qla_target.h"
static int qla2x00_isp_firmware(scsi_qla_host_t *);
static int qla2x00_setup_chip(scsi_qla_host_t *);
static int qla2x00_fw_ready(scsi_qla_host_t *);
static int qla2x00_configure_hba(scsi_qla_host_t *);
static int qla2x00_configure_loop(scsi_qla_host_t *);
static int qla2x00_configure_local_loop(scsi_qla_host_t *);
static int qla2x00_configure_fabric(scsi_qla_host_t *);
static int qla2x00_find_all_fabric_devs(scsi_qla_host_t *);
static int qla2x00_restart_isp(scsi_qla_host_t *);
static struct qla_chip_state_84xx *qla84xx_get_chip(struct scsi_qla_host *);
static int qla84xx_init_chip(scsi_qla_host_t *);
static int qla25xx_init_queues(struct qla_hw_data *);
static void qla24xx_handle_gpdb_event(scsi_qla_host_t *vha,
struct event_arg *ea);
static void qla24xx_handle_prli_done_event(struct scsi_qla_host *,
struct event_arg *);
static void __qla24xx_handle_gpdb_event(scsi_qla_host_t *, struct event_arg *);
void
qla2x00_sp_timeout(struct timer_list *t)
{
srb_t *sp = from_timer(sp, t, u.iocb_cmd.timer);
struct srb_iocb *iocb;
WARN_ON(irqs_disabled());
iocb = &sp->u.iocb_cmd;
iocb->timeout(sp);
kref_put(&sp->cmd_kref, qla2x00_sp_release);
}
void qla2x00_sp_free(srb_t *sp)
{
struct srb_iocb *iocb = &sp->u.iocb_cmd;
del_timer(&iocb->timer);
qla2x00_rel_sp(sp);
}
void qla2xxx_rel_done_warning(srb_t *sp, int res)
{
WARN_ONCE(1, "Calling done() of an already freed srb %p object\n", sp);
}
void qla2xxx_rel_free_warning(srb_t *sp)
{
WARN_ONCE(1, "Calling free() of an already freed srb %p object\n", sp);
}
unsigned long
qla2x00_get_async_timeout(struct scsi_qla_host *vha)
{
unsigned long tmo;
struct qla_hw_data *ha = vha->hw;
tmo = ha->r_a_tov / 10 * 2;
if (IS_QLAFX00(ha)) {
tmo = FX00_DEF_RATOV * 2;
} else if (!IS_FWI2_CAPABLE(ha)) {
tmo = ha->login_timeout;
}
return tmo;
}
static void qla24xx_abort_iocb_timeout(void *data)
{
srb_t *sp = data;
struct srb_iocb *abt = &sp->u.iocb_cmd;
struct qla_qpair *qpair = sp->qpair;
u32 handle;
unsigned long flags;
if (sp->cmd_sp)
ql_dbg(ql_dbg_async, sp->vha, 0x507c,
"Abort timeout - cmd hdl=%x, cmd type=%x hdl=%x, type=%x\n",
sp->cmd_sp->handle, sp->cmd_sp->type,
sp->handle, sp->type);
else
ql_dbg(ql_dbg_async, sp->vha, 0x507c,
"Abort timeout 2 - hdl=%x, type=%x\n",
sp->handle, sp->type);
spin_lock_irqsave(qpair->qp_lock_ptr, flags);
for (handle = 1; handle < qpair->req->num_outstanding_cmds; handle++) {
if (sp->cmd_sp && (qpair->req->outstanding_cmds[handle] ==
sp->cmd_sp))
qpair->req->outstanding_cmds[handle] = NULL;
if (qpair->req->outstanding_cmds[handle] == sp) {
qpair->req->outstanding_cmds[handle] = NULL;
break;
}
}
spin_unlock_irqrestore(qpair->qp_lock_ptr, flags);
if (sp->cmd_sp) {
sp->cmd_sp->done(sp->cmd_sp, QLA_OS_TIMER_EXPIRED);
}
abt->u.abt.comp_status = cpu_to_le16(CS_TIMEOUT);
sp->done(sp, QLA_OS_TIMER_EXPIRED);
}
static void qla24xx_abort_sp_done(srb_t *sp, int res)
{
struct srb_iocb *abt = &sp->u.iocb_cmd;
srb_t *orig_sp = sp->cmd_sp;
if (orig_sp)
qla_wait_nvme_release_cmd_kref(orig_sp);
if (sp->flags & SRB_WAKEUP_ON_COMP)
complete(&abt->u.abt.comp);
else
kref_put(&sp->cmd_kref, qla2x00_sp_release);
}
int qla24xx_async_abort_cmd(srb_t *cmd_sp, bool wait)
{
scsi_qla_host_t *vha = cmd_sp->vha;
struct srb_iocb *abt_iocb;
srb_t *sp;
int rval = QLA_FUNCTION_FAILED;
sp = qla2xxx_get_qpair_sp(cmd_sp->vha, cmd_sp->qpair, cmd_sp->fcport,
GFP_ATOMIC);
if (!sp)
return QLA_MEMORY_ALLOC_FAILED;
abt_iocb = &sp->u.iocb_cmd;
sp->type = SRB_ABT_CMD;
sp->name = "abort";
sp->qpair = cmd_sp->qpair;
sp->cmd_sp = cmd_sp;
if (wait)
sp->flags = SRB_WAKEUP_ON_COMP;
init_completion(&abt_iocb->u.abt.comp);
qla2x00_init_async_sp(sp, 42, qla24xx_abort_sp_done);
sp->u.iocb_cmd.timeout = qla24xx_abort_iocb_timeout;
abt_iocb->u.abt.cmd_hndl = cmd_sp->handle;
abt_iocb->u.abt.req_que_no = cpu_to_le16(cmd_sp->qpair->req->id);
ql_dbg(ql_dbg_async, vha, 0x507c,
"Abort command issued - hdl=%x, type=%x\n", cmd_sp->handle,
cmd_sp->type);
rval = qla2x00_start_sp(sp);
if (rval != QLA_SUCCESS) {
kref_put(&sp->cmd_kref, qla2x00_sp_release);
return rval;
}
if (wait) {
wait_for_completion(&abt_iocb->u.abt.comp);
rval = abt_iocb->u.abt.comp_status == CS_COMPLETE ?
QLA_SUCCESS : QLA_ERR_FROM_FW;
kref_put(&sp->cmd_kref, qla2x00_sp_release);
}
return rval;
}
void
qla2x00_async_iocb_timeout(void *data)
{
srb_t *sp = data;
fc_port_t *fcport = sp->fcport;
struct srb_iocb *lio = &sp->u.iocb_cmd;
int rc, h;
unsigned long flags;
if (fcport) {
ql_dbg(ql_dbg_disc, fcport->vha, 0x2071,
"Async-%s timeout - hdl=%x portid=%06x %8phC.\n",
sp->name, sp->handle, fcport->d_id.b24, fcport->port_name);
fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE);
} else {
pr_info("Async-%s timeout - hdl=%x.\n",
sp->name, sp->handle);
}
switch (sp->type) {
case SRB_LOGIN_CMD:
rc = qla24xx_async_abort_cmd(sp, false);
if (rc) {
lio->u.logio.data[0] = MBS_COMMAND_ERROR;
lio->u.logio.data[1] =
lio->u.logio.flags & SRB_LOGIN_RETRIED ?
QLA_LOGIO_LOGIN_RETRIED : 0;
spin_lock_irqsave(sp->qpair->qp_lock_ptr, flags);
for (h = 1; h < sp->qpair->req->num_outstanding_cmds;
h++) {
if (sp->qpair->req->outstanding_cmds[h] ==
sp) {
sp->qpair->req->outstanding_cmds[h] =
NULL;
break;
}
}
spin_unlock_irqrestore(sp->qpair->qp_lock_ptr, flags);
sp->done(sp, QLA_FUNCTION_TIMEOUT);
}
break;
case SRB_LOGOUT_CMD:
case SRB_CT_PTHRU_CMD:
case SRB_MB_IOCB:
case SRB_NACK_PLOGI:
case SRB_NACK_PRLI:
case SRB_NACK_LOGO:
case SRB_CTRL_VP:
default:
rc = qla24xx_async_abort_cmd(sp, false);
if (rc) {
spin_lock_irqsave(sp->qpair->qp_lock_ptr, flags);
for (h = 1; h < sp->qpair->req->num_outstanding_cmds;
h++) {
if (sp->qpair->req->outstanding_cmds[h] ==
sp) {
sp->qpair->req->outstanding_cmds[h] =
NULL;
break;
}
}
spin_unlock_irqrestore(sp->qpair->qp_lock_ptr, flags);
sp->done(sp, QLA_FUNCTION_TIMEOUT);
}
break;
}
}
static void qla2x00_async_login_sp_done(srb_t *sp, int res)
{
struct scsi_qla_host *vha = sp->vha;
struct srb_iocb *lio = &sp->u.iocb_cmd;
struct event_arg ea;
ql_dbg(ql_dbg_disc, vha, 0x20dd,
"%s %8phC res %d \n", __func__, sp->fcport->port_name, res);
sp->fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE);
if (!test_bit(UNLOADING, &vha->dpc_flags)) {
memset(&ea, 0, sizeof(ea));
ea.fcport = sp->fcport;
ea.data[0] = lio->u.logio.data[0];
ea.data[1] = lio->u.logio.data[1];
ea.iop[0] = lio->u.logio.iop[0];
ea.iop[1] = lio->u.logio.iop[1];
ea.sp = sp;
if (res)
ea.data[0] = MBS_COMMAND_ERROR;
qla24xx_handle_plogi_done_event(vha, &ea);
}
kref_put(&sp->cmd_kref, qla2x00_sp_release);
}
int
qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t *fcport,
uint16_t *data)
{
srb_t *sp;
struct srb_iocb *lio;
int rval = QLA_FUNCTION_FAILED;
if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT) ||
fcport->loop_id == FC_NO_LOOP_ID) {
ql_log(ql_log_warn, vha, 0xffff,
"%s: %8phC - not sending command.\n",
__func__, fcport->port_name);
return rval;
}
sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
if (!sp)
goto done;
qla2x00_set_fcport_disc_state(fcport, DSC_LOGIN_PEND);
fcport->flags |= FCF_ASYNC_SENT;
fcport->logout_completed = 0;
sp->type = SRB_LOGIN_CMD;
sp->name = "login";
sp->gen1 = fcport->rscn_gen;
sp->gen2 = fcport->login_gen;
qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2,
qla2x00_async_login_sp_done);
lio = &sp->u.iocb_cmd;
if (N2N_TOPO(fcport->vha->hw) && fcport_is_bigger(fcport)) {
lio->u.logio.flags |= SRB_LOGIN_PRLI_ONLY;
} else {
if (vha->hw->flags.edif_enabled &&
DBELL_ACTIVE(vha)) {
lio->u.logio.flags |=
(SRB_LOGIN_FCSP | SRB_LOGIN_SKIP_PRLI);
} else {
lio->u.logio.flags |= SRB_LOGIN_COND_PLOGI;
}
}
if (NVME_TARGET(vha->hw, fcport))
lio->u.logio.flags |= SRB_LOGIN_SKIP_PRLI;
rval = qla2x00_start_sp(sp);
ql_dbg(ql_dbg_disc, vha, 0x2072,
"Async-login - %8phC hdl=%x, loopid=%x portid=%06x retries=%d %s.\n",
fcport->port_name, sp->handle, fcport->loop_id,
fcport->d_id.b24, fcport->login_retry,
lio->u.logio.flags & SRB_LOGIN_FCSP ? "FCSP" : "");
if (rval != QLA_SUCCESS) {
fcport->flags |= FCF_LOGIN_NEEDED;
set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
goto done_free_sp;
}
return rval;
done_free_sp:
kref_put(&sp->cmd_kref, qla2x00_sp_release);
fcport->flags &= ~FCF_ASYNC_SENT;
done:
fcport->flags &= ~FCF_ASYNC_ACTIVE;
return rval;
}
static void qla2x00_async_logout_sp_done(srb_t *sp, int res)
{
sp->fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE);
sp->fcport->login_gen++;
qlt_logo_completion_handler(sp->fcport, sp->u.iocb_cmd.u.logio.data[0]);
kref_put(&sp->cmd_kref, qla2x00_sp_release);
}
int
qla2x00_async_logout(struct scsi_qla_host *vha, fc_port_t *fcport)
{
srb_t *sp;
int rval = QLA_FUNCTION_FAILED;
fcport->flags |= FCF_ASYNC_SENT;
sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
if (!sp)
goto done;
sp->type = SRB_LOGOUT_CMD;
sp->name = "logout";
qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2,
qla2x00_async_logout_sp_done),
ql_dbg(ql_dbg_disc, vha, 0x2070,
"Async-logout - hdl=%x loop-id=%x portid=%02x%02x%02x %8phC explicit %d.\n",
sp->handle, fcport->loop_id, fcport->d_id.b.domain,
fcport->d_id.b.area, fcport->d_id.b.al_pa,
fcport->port_name, fcport->explicit_logout);
rval = qla2x00_start_sp(sp);
if (rval != QLA_SUCCESS)
goto done_free_sp;
return rval;
done_free_sp:
kref_put(&sp->cmd_kref, qla2x00_sp_release);
done:
fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE);
return rval;
}
void
qla2x00_async_prlo_done(struct scsi_qla_host *vha, fc_port_t *fcport,
uint16_t *data)
{
fcport->flags &= ~FCF_ASYNC_ACTIVE;
if (!fcport->tgt_session)
qla2x00_mark_device_lost(vha, fcport, 1);
qlt_logo_completion_handler(fcport, data[0]);
}
static void qla2x00_async_prlo_sp_done(srb_t *sp, int res)
{
struct srb_iocb *lio = &sp->u.iocb_cmd;
struct scsi_qla_host *vha = sp->vha;
sp->fcport->flags &= ~FCF_ASYNC_ACTIVE;
if (!test_bit(UNLOADING, &vha->dpc_flags))
qla2x00_post_async_prlo_done_work(sp->fcport->vha, sp->fcport,
lio->u.logio.data);
kref_put(&sp->cmd_kref, qla2x00_sp_release);
}
int
qla2x00_async_prlo(struct scsi_qla_host *vha, fc_port_t *fcport)
{
srb_t *sp;
int rval;
rval = QLA_FUNCTION_FAILED;
sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
if (!sp)
goto done;
sp->type = SRB_PRLO_CMD;
sp->name = "prlo";
qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2,
qla2x00_async_prlo_sp_done);
ql_dbg(ql_dbg_disc, vha, 0x2070,
"Async-prlo - hdl=%x loop-id=%x portid=%02x%02x%02x.\n",
sp->handle, fcport->loop_id, fcport->d_id.b.domain,
fcport->d_id.b.area, fcport->d_id.b.al_pa);
rval = qla2x00_start_sp(sp);
if (rval != QLA_SUCCESS)
goto done_free_sp;
return rval;
done_free_sp:
kref_put(&sp->cmd_kref, qla2x00_sp_release);
done:
fcport->flags &= ~FCF_ASYNC_ACTIVE;
return rval;
}
static
void qla24xx_handle_adisc_event(scsi_qla_host_t *vha, struct event_arg *ea)
{
struct fc_port *fcport = ea->fcport;
ql_dbg(ql_dbg_disc, vha, 0x20d2,
"%s %8phC DS %d LS %d rc %d login %d|%d rscn %d|%d lid %d\n",
__func__, fcport->port_name, fcport->disc_state,
fcport->fw_login_state, ea->rc, fcport->login_gen, ea->sp->gen2,
fcport->rscn_gen, ea->sp->gen1, fcport->loop_id);
WARN_ONCE(!qla2xxx_is_valid_mbs(ea->data[0]), "mbs: %#x\n",
ea->data[0]);
if (ea->data[0] != MBS_COMMAND_COMPLETE) {
ql_dbg(ql_dbg_disc, vha, 0x2066,
"%s %8phC: adisc fail: post delete\n",
__func__, ea->fcport->port_name);
fcport->deleted = 0;
fcport->logout_on_delete = 1;
qlt_schedule_sess_for_deletion(ea->fcport);
return;
}
if (ea->fcport->disc_state == DSC_DELETE_PEND)
return;
if (ea->sp->gen2 != ea->fcport->login_gen) {
ql_dbg(ql_dbg_disc, vha, 0x20d3,
"%s %8phC generation changed\n",
__func__, ea->fcport->port_name);
return;
} else if (ea->sp->gen1 != ea->fcport->rscn_gen) {
qla_rscn_replay(fcport);
qlt_schedule_sess_for_deletion(fcport);
return;
}
__qla24xx_handle_gpdb_event(vha, ea);
}
static int qla_post_els_plogi_work(struct scsi_qla_host *vha, fc_port_t *fcport)
{
struct qla_work_evt *e;
e = qla2x00_alloc_work(vha, QLA_EVT_ELS_PLOGI);
if (!e)
return QLA_FUNCTION_FAILED;
e->u.fcport.fcport = fcport;
fcport->flags |= FCF_ASYNC_ACTIVE;
qla2x00_set_fcport_disc_state(fcport, DSC_LOGIN_PEND);
return qla2x00_post_work(vha, e);
}
static void qla2x00_async_adisc_sp_done(srb_t *sp, int res)
{
struct scsi_qla_host *vha = sp->vha;
struct event_arg ea;
struct srb_iocb *lio = &sp->u.iocb_cmd;
ql_dbg(ql_dbg_disc, vha, 0x2066,
"Async done-%s res %x %8phC\n",
sp->name, res, sp->fcport->port_name);
sp->fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE);
memset(&ea, 0, sizeof(ea));
ea.rc = res;
ea.data[0] = lio->u.logio.data[0];
ea.data[1] = lio->u.logio.data[1];
ea.iop[0] = lio->u.logio.iop[0];
ea.iop[1] = lio->u.logio.iop[1];
ea.fcport = sp->fcport;
ea.sp = sp;
if (res)
ea.data[0] = MBS_COMMAND_ERROR;
qla24xx_handle_adisc_event(vha, &ea);
kref_put(&sp->cmd_kref, qla2x00_sp_release);
}
int
qla2x00_async_adisc(struct scsi_qla_host *vha, fc_port_t *fcport,
uint16_t *data)
{
srb_t *sp;
struct srb_iocb *lio;
int rval = QLA_FUNCTION_FAILED;
if (IS_SESSION_DELETED(fcport)) {
ql_log(ql_log_warn, vha, 0xffff,
"%s: %8phC is being delete - not sending command.\n",
__func__, fcport->port_name);
fcport->flags &= ~FCF_ASYNC_ACTIVE;
return rval;
}
if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT))
return rval;
fcport->flags |= FCF_ASYNC_SENT;
sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
if (!sp)
goto done;
sp->type = SRB_ADISC_CMD;
sp->name = "adisc";
sp->gen1 = fcport->rscn_gen;
sp->gen2 = fcport->login_gen;
qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2,
qla2x00_async_adisc_sp_done);
if (data[1] & QLA_LOGIO_LOGIN_RETRIED) {
lio = &sp->u.iocb_cmd;
lio->u.logio.flags |= SRB_LOGIN_RETRIED;
}
ql_dbg(ql_dbg_disc, vha, 0x206f,
"Async-adisc - hdl=%x loopid=%x portid=%06x %8phC.\n",
sp->handle, fcport->loop_id, fcport->d_id.b24, fcport->port_name);
rval = qla2x00_start_sp(sp);
if (rval != QLA_SUCCESS)
goto done_free_sp;
return rval;
done_free_sp:
kref_put(&sp->cmd_kref, qla2x00_sp_release);
done:
fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE);
qla2x00_post_async_adisc_work(vha, fcport, data);
return rval;
}
static bool qla2x00_is_reserved_id(scsi_qla_host_t *vha, uint16_t loop_id)
{
struct qla_hw_data *ha = vha->hw;
if (IS_FWI2_CAPABLE(ha))
return loop_id > NPH_LAST_HANDLE;
return (loop_id > ha->max_loop_id && loop_id < SNS_FIRST_LOOP_ID) ||
loop_id == MANAGEMENT_SERVER || loop_id == BROADCAST;
}
static int qla2x00_find_new_loop_id(scsi_qla_host_t *vha, fc_port_t *dev)
{
int rval;
struct qla_hw_data *ha = vha->hw;
unsigned long flags = 0;
rval = QLA_SUCCESS;
spin_lock_irqsave(&ha->vport_slock, flags);
dev->loop_id = find_first_zero_bit(ha->loop_id_map, LOOPID_MAP_SIZE);
if (dev->loop_id >= LOOPID_MAP_SIZE ||
qla2x00_is_reserved_id(vha, dev->loop_id)) {
dev->loop_id = FC_NO_LOOP_ID;
rval = QLA_FUNCTION_FAILED;
} else {
set_bit(dev->loop_id, ha->loop_id_map);
}
spin_unlock_irqrestore(&ha->vport_slock, flags);
if (rval == QLA_SUCCESS)
ql_dbg(ql_dbg_disc, dev->vha, 0x2086,
"Assigning new loopid=%x, portid=%x.\n",
dev->loop_id, dev->d_id.b24);
else
ql_log(ql_log_warn, dev->vha, 0x2087,
"No loop_id's available, portid=%x.\n",
dev->d_id.b24);
return rval;
}
void qla2x00_clear_loop_id(fc_port_t *fcport)
{
struct qla_hw_data *ha = fcport->vha->hw;
if (fcport->loop_id == FC_NO_LOOP_ID ||
qla2x00_is_reserved_id(fcport->vha, fcport->loop_id))
return;
clear_bit(fcport->loop_id, ha->loop_id_map);
fcport->loop_id = FC_NO_LOOP_ID;
}
static void qla24xx_handle_gnl_done_event(scsi_qla_host_t *vha,
struct event_arg *ea)
{
fc_port_t *fcport, *conflict_fcport;
struct get_name_list_extended *e;
u16 i, n, found = 0, loop_id;
port_id_t id;
u64 wwn;
u16 data[2];
u8 current_login_state, nvme_cls;
fcport = ea->fcport;
ql_dbg(ql_dbg_disc, vha, 0xffff,
"%s %8phC DS %d LS rc %d %d login %d|%d rscn %d|%d lid %d edif %d\n",
__func__, fcport->port_name, fcport->disc_state,
fcport->fw_login_state, ea->rc,
fcport->login_gen, fcport->last_login_gen,
fcport->rscn_gen, fcport->last_rscn_gen, vha->loop_id, fcport->edif.enable);
if (fcport->disc_state == DSC_DELETE_PEND)
return;
if (ea->rc) {
if (fcport->login_retry == 0) {
ql_dbg(ql_dbg_disc, vha, 0x20de,
"GNL failed Port login retry %8phN, retry cnt=%d.\n",
fcport->port_name, fcport->login_retry);
}
return;
}
if (fcport->last_rscn_gen != fcport->rscn_gen) {
qla_rscn_replay(fcport);
qlt_schedule_sess_for_deletion(fcport);
return;
} else if (fcport->last_login_gen != fcport->login_gen) {
ql_dbg(ql_dbg_disc, vha, 0x20e0,
"%s %8phC login gen changed\n",
__func__, fcport->port_name);
set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
return;
}
n = ea->data[0] / sizeof(struct get_name_list_extended);
ql_dbg(ql_dbg_disc, vha, 0x20e1,
"%s %d %8phC n %d %02x%02x%02x lid %d \n",
__func__, __LINE__, fcport->port_name, n,
fcport->d_id.b.domain, fcport->d_id.b.area,
fcport->d_id.b.al_pa, fcport->loop_id);
for (i = 0; i < n; i++) {
e = &vha->gnl.l[i];
wwn = wwn_to_u64(e->port_name);
id.b.domain = e->port_id[2];
id.b.area = e->port_id[1];
id.b.al_pa = e->port_id[0];
id.b.rsvd_1 = 0;
if (memcmp((u8 *)&wwn, fcport->port_name, WWN_SIZE))
continue;
if (IS_SW_RESV_ADDR(id))
continue;
found = 1;
loop_id = le16_to_cpu(e->nport_handle);
loop_id = (loop_id & 0x7fff);
nvme_cls = e->current_login_state >> 4;
current_login_state = e->current_login_state & 0xf;
if (PRLI_PHASE(nvme_cls)) {
current_login_state = nvme_cls;
fcport->fc4_type &= ~FS_FC4TYPE_FCP;
fcport->fc4_type |= FS_FC4TYPE_NVME;
} else if (PRLI_PHASE(current_login_state)) {
fcport->fc4_type |= FS_FC4TYPE_FCP;
fcport->fc4_type &= ~FS_FC4TYPE_NVME;
}
ql_dbg(ql_dbg_disc, vha, 0x20e2,
"%s found %8phC CLS [%x|%x] fc4_type %d ID[%06x|%06x] lid[%d|%d]\n",
__func__, fcport->port_name,
e->current_login_state, fcport->fw_login_state,
fcport->fc4_type, id.b24, fcport->d_id.b24,
loop_id, fcport->loop_id);
switch (fcport->disc_state) {
case DSC_DELETE_PEND:
case DSC_DELETED:
break;
default:
if ((id.b24 != fcport->d_id.b24 &&
fcport->d_id.b24 &&
fcport->loop_id != FC_NO_LOOP_ID) ||
(fcport->loop_id != FC_NO_LOOP_ID &&
fcport->loop_id != loop_id)) {
ql_dbg(ql_dbg_disc, vha, 0x20e3,
"%s %d %8phC post del sess\n",
__func__, __LINE__, fcport->port_name);
if (fcport->n2n_flag)
fcport->d_id.b24 = 0;
qlt_schedule_sess_for_deletion(fcport);
return;
}
break;
}
fcport->loop_id = loop_id;
if (fcport->n2n_flag)
fcport->d_id.b24 = id.b24;
wwn = wwn_to_u64(fcport->port_name);
qlt_find_sess_invalidate_other(vha, wwn,
id, loop_id, &conflict_fcport);
if (conflict_fcport) {
conflict_fcport->conflict = fcport;
fcport->login_pause = 1;
}
switch (vha->hw->current_topology) {
default:
switch (current_login_state) {
case DSC_LS_PRLI_COMP:
ql_dbg(ql_dbg_disc,
vha, 0x20e4, "%s %d %8phC post gpdb\n",
__func__, __LINE__, fcport->port_name);
if ((e->prli_svc_param_word_3[0] & BIT_4) == 0)
fcport->port_type = FCT_INITIATOR;
else
fcport->port_type = FCT_TARGET;
data[0] = data[1] = 0;
qla2x00_post_async_adisc_work(vha, fcport,
data);
break;
case DSC_LS_PLOGI_COMP:
if (vha->hw->flags.edif_enabled) {
qla24xx_post_gpdb_work(vha, fcport, 0);
break;
}
fallthrough;
case DSC_LS_PORT_UNAVAIL:
default:
if (fcport->loop_id == FC_NO_LOOP_ID) {
qla2x00_find_new_loop_id(vha, fcport);
fcport->fw_login_state =
DSC_LS_PORT_UNAVAIL;
}
ql_dbg(ql_dbg_disc, vha, 0x20e5,
"%s %d %8phC\n", __func__, __LINE__,
fcport->port_name);
qla24xx_fcport_handle_login(vha, fcport);
break;
}
break;
case ISP_CFG_N:
fcport->fw_login_state = current_login_state;
fcport->d_id = id;
switch (current_login_state) {
case DSC_LS_PRLI_PEND:
qla2x00_set_fcport_disc_state(fcport,
DSC_DELETED);
set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
break;
case DSC_LS_PRLI_COMP:
if ((e->prli_svc_param_word_3[0] & BIT_4) == 0)
fcport->port_type = FCT_INITIATOR;
else
fcport->port_type = FCT_TARGET;
data[0] = data[1] = 0;
qla2x00_post_async_adisc_work(vha, fcport,
data);
break;
case DSC_LS_PLOGI_COMP:
if (vha->hw->flags.edif_enabled &&
DBELL_ACTIVE(vha)) {
qla24xx_post_gpdb_work(vha, fcport, 0);
break;
}
if (fcport_is_bigger(fcport)) {
if (fcport->loop_id != FC_NO_LOOP_ID)
qla2x00_clear_loop_id(fcport);
fcport->loop_id = loop_id;
qla24xx_fcport_handle_login(vha,
fcport);
break;
}
fallthrough;
default:
if (fcport_is_smaller(fcport)) {
if (fcport->loop_id != FC_NO_LOOP_ID)
qla2x00_clear_loop_id(fcport);
fcport->loop_id = loop_id;
qla24xx_fcport_handle_login(vha,
fcport);
}
break;
}
break;
}
}
if (!found) {
switch (vha->hw->current_topology) {
case ISP_CFG_F:
case ISP_CFG_FL:
for (i = 0; i < n; i++) {
e = &vha->gnl.l[i];
id.b.domain = e->port_id[0];
id.b.area = e->port_id[1];
id.b.al_pa = e->port_id[2];
id.b.rsvd_1 = 0;
loop_id = le16_to_cpu(e->nport_handle);
if (fcport->d_id.b24 == id.b24) {
conflict_fcport =
qla2x00_find_fcport_by_wwpn(vha,
e->port_name, 0);
if (conflict_fcport) {
ql_dbg(ql_dbg_disc + ql_dbg_verbose,
vha, 0x20e5,
"%s %d %8phC post del sess\n",
__func__, __LINE__,
conflict_fcport->port_name);
qlt_schedule_sess_for_deletion
(conflict_fcport);
}
}
if (fcport->loop_id == loop_id)
fcport->loop_id = FC_NO_LOOP_ID;
}
qla24xx_fcport_handle_login(vha, fcport);
break;
case ISP_CFG_N:
qla2x00_set_fcport_disc_state(fcport, DSC_DELETED);
if (time_after_eq(jiffies, fcport->dm_login_expire)) {
if (fcport->n2n_link_reset_cnt < 2) {
fcport->n2n_link_reset_cnt++;
set_bit(N2N_LINK_RESET,
&vha->dpc_flags);
} else {
if (fcport->n2n_chip_reset < 1) {
ql_log(ql_log_info, vha, 0x705d,
"Chip reset to bring laser down");
set_bit(ISP_ABORT_NEEDED,
&vha->dpc_flags);
fcport->n2n_chip_reset++;
} else {
ql_log(ql_log_info, vha, 0x705d,
"Remote port %8ph is not coming back\n",
fcport->port_name);
fcport->scan_state = 0;
}
}
qla2xxx_wake_dpc(vha);
} else {
set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
}
break;
case ISP_CFG_NL:
qla24xx_fcport_handle_login(vha, fcport);
break;
default:
break;
}
}
}
static void qla24xx_async_gnl_sp_done(srb_t *sp, int res)
{
struct scsi_qla_host *vha = sp->vha;
unsigned long flags;
struct fc_port *fcport = NULL, *tf;
u16 i, n = 0, loop_id;
struct event_arg ea;
struct get_name_list_extended *e;
u64 wwn;
struct list_head h;
bool found = false;
ql_dbg(ql_dbg_disc, vha, 0x20e7,
"Async done-%s res %x mb[1]=%x mb[2]=%x \n",
sp->name, res, sp->u.iocb_cmd.u.mbx.in_mb[1],
sp->u.iocb_cmd.u.mbx.in_mb[2]);
sp->fcport->flags &= ~(FCF_ASYNC_SENT|FCF_ASYNC_ACTIVE);
memset(&ea, 0, sizeof(ea));
ea.sp = sp;
ea.rc = res;
if (sp->u.iocb_cmd.u.mbx.in_mb[1] >=
sizeof(struct get_name_list_extended)) {
n = sp->u.iocb_cmd.u.mbx.in_mb[1] /
sizeof(struct get_name_list_extended);
ea.data[0] = sp->u.iocb_cmd.u.mbx.in_mb[1];
}
for (i = 0; i < n; i++) {
e = &vha->gnl.l[i];
loop_id = le16_to_cpu(e->nport_handle);
loop_id = (loop_id & 0x7fff);
set_bit(loop_id, vha->hw->loop_id_map);
wwn = wwn_to_u64(e->port_name);
ql_dbg(ql_dbg_disc, vha, 0x20e8,
"%s %8phC %02x:%02x:%02x CLS %x/%x lid %x \n",
__func__, &wwn, e->port_id[2], e->port_id[1],
e->port_id[0], e->current_login_state, e->last_login_state,
(loop_id & 0x7fff));
}
spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
INIT_LIST_HEAD(&h);
fcport = tf = NULL;
if (!list_empty(&vha->gnl.fcports))
list_splice_init(&vha->gnl.fcports, &h);
spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
list_for_each_entry_safe(fcport, tf, &h, gnl_entry) {
spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
list_del_init(&fcport->gnl_entry);
fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE);
spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
ea.fcport = fcport;
qla24xx_handle_gnl_done_event(vha, &ea);
}
for (i = 0; i < n; i++) {
port_id_t id;
u64 wwnn;
e = &vha->gnl.l[i];
wwn = wwn_to_u64(e->port_name);
found = false;
list_for_each_entry_safe(fcport, tf, &vha->vp_fcports, list) {
if (!memcmp((u8 *)&wwn, fcport->port_name,
WWN_SIZE)) {
found = true;
break;
}
}
id.b.domain = e->port_id[2];
id.b.area = e->port_id[1];
id.b.al_pa = e->port_id[0];
id.b.rsvd_1 = 0;
if (!found && wwn && !IS_SW_RESV_ADDR(id)) {
ql_dbg(ql_dbg_disc, vha, 0x2065,
"%s %d %8phC %06x post new sess\n",
__func__, __LINE__, (u8 *)&wwn, id.b24);
wwnn = wwn_to_u64(e->node_name);
qla24xx_post_newsess_work(vha, &id, (u8 *)&wwn,
(u8 *)&wwnn, NULL, 0);
}
}
spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
vha->gnl.sent = 0;
if (!list_empty(&vha->gnl.fcports)) {
list_for_each_entry_safe(fcport, tf, &vha->gnl.fcports,
gnl_entry) {
list_del_init(&fcport->gnl_entry);
fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE);
if (qla24xx_post_gnl_work(vha, fcport) == QLA_SUCCESS)
break;
}
}
spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
kref_put(&sp->cmd_kref, qla2x00_sp_release);
}
int qla24xx_async_gnl(struct scsi_qla_host *vha, fc_port_t *fcport)
{
srb_t *sp;
int rval = QLA_FUNCTION_FAILED;
unsigned long flags;
u16 *mb;
if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT))
return rval;
ql_dbg(ql_dbg_disc, vha, 0x20d9,
"Async-gnlist WWPN %8phC \n", fcport->port_name);
spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
fcport->flags |= FCF_ASYNC_SENT;
qla2x00_set_fcport_disc_state(fcport, DSC_GNL);
fcport->last_rscn_gen = fcport->rscn_gen;
fcport->last_login_gen = fcport->login_gen;
list_add_tail(&fcport->gnl_entry, &vha->gnl.fcports);
if (vha->gnl.sent) {
spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
return QLA_SUCCESS;
}
vha->gnl.sent = 1;
spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
if (!sp)
goto done;
sp->type = SRB_MB_IOCB;
sp->name = "gnlist";
sp->gen1 = fcport->rscn_gen;
sp->gen2 = fcport->login_gen;
qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2,
qla24xx_async_gnl_sp_done);
mb = sp->u.iocb_cmd.u.mbx.out_mb;
mb[0] = MBC_PORT_NODE_NAME_LIST;
mb[1] = BIT_2 | BIT_3;
mb[2] = MSW(vha->gnl.ldma);
mb[3] = LSW(vha->gnl.ldma);
mb[6] = MSW(MSD(vha->gnl.ldma));
mb[7] = LSW(MSD(vha->gnl.ldma));
mb[8] = vha->gnl.size;
mb[9] = vha->vp_idx;
ql_dbg(ql_dbg_disc, vha, 0x20da,
"Async-%s - OUT WWPN %8phC hndl %x\n",
sp->name, fcport->port_name, sp->handle);
rval = qla2x00_start_sp(sp);
if (rval != QLA_SUCCESS)
goto done_free_sp;
return rval;
done_free_sp:
kref_put(&sp->cmd_kref, qla2x00_sp_release);
done:
fcport->flags &= ~(FCF_ASYNC_ACTIVE | FCF_ASYNC_SENT);
return rval;
}
int qla24xx_post_gnl_work(struct scsi_qla_host *vha, fc_port_t *fcport)
{
struct qla_work_evt *e;
e = qla2x00_alloc_work(vha, QLA_EVT_GNL);
if (!e)
return QLA_FUNCTION_FAILED;
e->u.fcport.fcport = fcport;
fcport->flags |= FCF_ASYNC_ACTIVE;
return qla2x00_post_work(vha, e);
}
static void qla24xx_async_gpdb_sp_done(srb_t *sp, int res)
{
struct scsi_qla_host *vha = sp->vha;
struct qla_hw_data *ha = vha->hw;
fc_port_t *fcport = sp->fcport;
u16 *mb = sp->u.iocb_cmd.u.mbx.in_mb;
struct event_arg ea;
ql_dbg(ql_dbg_disc, vha, 0x20db,
"Async done-%s res %x, WWPN %8phC mb[1]=%x mb[2]=%x \n",
sp->name, res, fcport->port_name, mb[1], mb[2]);
fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE);
if (res == QLA_FUNCTION_TIMEOUT)
goto done;
memset(&ea, 0, sizeof(ea));
ea.fcport = fcport;
ea.sp = sp;
qla24xx_handle_gpdb_event(vha, &ea);
done:
dma_pool_free(ha->s_dma_pool, sp->u.iocb_cmd.u.mbx.in,
sp->u.iocb_cmd.u.mbx.in_dma);
kref_put(&sp->cmd_kref, qla2x00_sp_release);
}
int qla24xx_post_prli_work(struct scsi_qla_host *vha, fc_port_t *fcport)
{
struct qla_work_evt *e;
if (vha->host->active_mode == MODE_TARGET)
return QLA_FUNCTION_FAILED;
e = qla2x00_alloc_work(vha, QLA_EVT_PRLI);
if (!e)
return QLA_FUNCTION_FAILED;
e->u.fcport.fcport = fcport;
return qla2x00_post_work(vha, e);
}
static void qla2x00_async_prli_sp_done(srb_t *sp, int res)
{
struct scsi_qla_host *vha = sp->vha;
struct srb_iocb *lio = &sp->u.iocb_cmd;
struct event_arg ea;
ql_dbg(ql_dbg_disc, vha, 0x2129,
"%s %8phC res %x\n", __func__,
sp->fcport->port_name, res);
sp->fcport->flags &= ~FCF_ASYNC_SENT;
if (!test_bit(UNLOADING, &vha->dpc_flags)) {
memset(&ea, 0, sizeof(ea));
ea.fcport = sp->fcport;
ea.data[0] = lio->u.logio.data[0];
ea.data[1] = lio->u.logio.data[1];
ea.iop[0] = lio->u.logio.iop[0];
ea.iop[1] = lio->u.logio.iop[1];
ea.sp = sp;
if (res == QLA_OS_TIMER_EXPIRED)
ea.data[0] = QLA_OS_TIMER_EXPIRED;
else if (res)
ea.data[0] = MBS_COMMAND_ERROR;
qla24xx_handle_prli_done_event(vha, &ea);
}
kref_put(&sp->cmd_kref, qla2x00_sp_release);
}
int
qla24xx_async_prli(struct scsi_qla_host *vha, fc_port_t *fcport)
{
srb_t *sp;
struct srb_iocb *lio;
int rval = QLA_FUNCTION_FAILED;
if (!vha->flags.online) {
ql_dbg(ql_dbg_disc, vha, 0xffff, "%s %d %8phC exit\n",
__func__, __LINE__, fcport->port_name);
return rval;
}
if ((fcport->fw_login_state == DSC_LS_PLOGI_PEND ||
fcport->fw_login_state == DSC_LS_PRLI_PEND) &&
qla_dual_mode_enabled(vha)) {
ql_dbg(ql_dbg_disc, vha, 0xffff, "%s %d %8phC exit\n",
__func__, __LINE__, fcport->port_name);
return rval;
}
sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
if (!sp)
return rval;
fcport->flags |= FCF_ASYNC_SENT;
fcport->logout_completed = 0;
sp->type = SRB_PRLI_CMD;
sp->name = "prli";
qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2,
qla2x00_async_prli_sp_done);
lio = &sp->u.iocb_cmd;
lio->u.logio.flags = 0;
if (NVME_TARGET(vha->hw, fcport))
lio->u.logio.flags |= SRB_LOGIN_NVME_PRLI;
ql_dbg(ql_dbg_disc, vha, 0x211b,
"Async-prli - %8phC hdl=%x, loopid=%x portid=%06x retries=%d fc4type %x priority %x %s.\n",
fcport->port_name, sp->handle, fcport->loop_id, fcport->d_id.b24,
fcport->login_retry, fcport->fc4_type, vha->hw->fc4_type_priority,
NVME_TARGET(vha->hw, fcport) ? "nvme" : "fcp");
rval = qla2x00_start_sp(sp);
if (rval != QLA_SUCCESS) {
fcport->flags |= FCF_LOGIN_NEEDED;
set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
goto done_free_sp;
}
return rval;
done_free_sp:
kref_put(&sp->cmd_kref, qla2x00_sp_release);
fcport->flags &= ~FCF_ASYNC_SENT;
return rval;
}
int qla24xx_post_gpdb_work(struct scsi_qla_host *vha, fc_port_t *fcport, u8 opt)
{
struct qla_work_evt *e;
e = qla2x00_alloc_work(vha, QLA_EVT_GPDB);
if (!e)
return QLA_FUNCTION_FAILED;
e->u.fcport.fcport = fcport;
e->u.fcport.opt = opt;
fcport->flags |= FCF_ASYNC_ACTIVE;
return qla2x00_post_work(vha, e);
}
int qla24xx_async_gpdb(struct scsi_qla_host *vha, fc_port_t *fcport, u8 opt)
{
srb_t *sp;
struct srb_iocb *mbx;
int rval = QLA_FUNCTION_FAILED;
u16 *mb;
dma_addr_t pd_dma;
struct port_database_24xx *pd;
struct qla_hw_data *ha = vha->hw;
if (IS_SESSION_DELETED(fcport)) {
ql_log(ql_log_warn, vha, 0xffff,
"%s: %8phC is being delete - not sending command.\n",
__func__, fcport->port_name);
fcport->flags &= ~FCF_ASYNC_ACTIVE;
return rval;
}
if (!vha->flags.online || fcport->flags & FCF_ASYNC_SENT) {
ql_log(ql_log_warn, vha, 0xffff,
"%s: %8phC online %d flags %x - not sending command.\n",
__func__, fcport->port_name, vha->flags.online, fcport->flags);
goto done;
}
sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
if (!sp)
goto done;
qla2x00_set_fcport_disc_state(fcport, DSC_GPDB);
fcport->flags |= FCF_ASYNC_SENT;
sp->type = SRB_MB_IOCB;
sp->name = "gpdb";
sp->gen1 = fcport->rscn_gen;
sp->gen2 = fcport->login_gen;
qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2,
qla24xx_async_gpdb_sp_done);
pd = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &pd_dma);
if (pd == NULL) {
ql_log(ql_log_warn, vha, 0xd043,
"Failed to allocate port database structure.\n");
goto done_free_sp;
}
mb = sp->u.iocb_cmd.u.mbx.out_mb;
mb[0] = MBC_GET_PORT_DATABASE;
mb[1] = fcport->loop_id;
mb[2] = MSW(pd_dma);
mb[3] = LSW(pd_dma);
mb[6] = MSW(MSD(pd_dma));
mb[7] = LSW(MSD(pd_dma));
mb[9] = vha->vp_idx;
mb[10] = opt;
mbx = &sp->u.iocb_cmd;
mbx->u.mbx.in = (void *)pd;
mbx->u.mbx.in_dma = pd_dma;
ql_dbg(ql_dbg_disc, vha, 0x20dc,
"Async-%s %8phC hndl %x opt %x\n",
sp->name, fcport->port_name, sp->handle, opt);
rval = qla2x00_start_sp(sp);
if (rval != QLA_SUCCESS)
goto done_free_sp;
return rval;
done_free_sp:
if (pd)
dma_pool_free(ha->s_dma_pool, pd, pd_dma);
kref_put(&sp->cmd_kref, qla2x00_sp_release);
fcport->flags &= ~FCF_ASYNC_SENT;
done:
fcport->flags &= ~FCF_ASYNC_ACTIVE;
qla24xx_post_gpdb_work(vha, fcport, opt);
return rval;
}
static
void __qla24xx_handle_gpdb_event(scsi_qla_host_t *vha, struct event_arg *ea)
{
unsigned long flags;
spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
ea->fcport->login_gen++;
ea->fcport->deleted = 0;
ea->fcport->logout_on_delete = 1;
if (!ea->fcport->login_succ && !IS_SW_RESV_ADDR(ea->fcport->d_id)) {
vha->fcport_count++;
ea->fcport->login_succ = 1;
spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
qla24xx_sched_upd_fcport(ea->fcport);
spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
} else if (ea->fcport->login_succ) {
ql_dbg(ql_dbg_disc, vha, 0x20d6,
"%s %d %8phC session revalidate success\n",
__func__, __LINE__, ea->fcport->port_name);
qla2x00_set_fcport_disc_state(ea->fcport, DSC_LOGIN_COMPLETE);
}
spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
}
static int qla_chk_secure_login(scsi_qla_host_t *vha, fc_port_t *fcport,
struct port_database_24xx *pd)
{
int rc = 0;
if (pd->secure_login) {
ql_dbg(ql_dbg_disc, vha, 0x104d,
"Secure Login established on %8phC\n",
fcport->port_name);
fcport->flags |= FCF_FCSP_DEVICE;
} else {
ql_dbg(ql_dbg_disc, vha, 0x104d,
"non-Secure Login %8phC",
fcport->port_name);
fcport->flags &= ~FCF_FCSP_DEVICE;
}
if (vha->hw->flags.edif_enabled) {
if (fcport->flags & FCF_FCSP_DEVICE) {
qla2x00_set_fcport_disc_state(fcport, DSC_LOGIN_AUTH_PEND);
fcport->edif.rx_sa_set = 0;
fcport->edif.tx_sa_set = 0;
fcport->edif.rx_sa_pending = 0;
fcport->edif.tx_sa_pending = 0;
qla2x00_post_aen_work(vha, FCH_EVT_PORT_ONLINE,
fcport->d_id.b24);
if (DBELL_ACTIVE(vha)) {
ql_dbg(ql_dbg_disc, vha, 0x20ef,
"%s %d %8phC EDIF: post DB_AUTH: AUTH needed\n",
__func__, __LINE__, fcport->port_name);
fcport->edif.app_started = 1;
fcport->edif.app_sess_online = 1;
qla_edb_eventcreate(vha, VND_CMD_AUTH_STATE_NEEDED,
fcport->d_id.b24, 0, fcport);
}
rc = 1;
} else if (qla_ini_mode_enabled(vha) || qla_dual_mode_enabled(vha)) {
ql_dbg(ql_dbg_disc, vha, 0x2117,
"%s %d %8phC post prli\n",
__func__, __LINE__, fcport->port_name);
qla24xx_post_prli_work(vha, fcport);
rc = 1;
}
}
return rc;
}
static
void qla24xx_handle_gpdb_event(scsi_qla_host_t *vha, struct event_arg *ea)
{
fc_port_t *fcport = ea->fcport;
struct port_database_24xx *pd;
struct srb *sp = ea->sp;
uint8_t ls;
pd = (struct port_database_24xx *)sp->u.iocb_cmd.u.mbx.in;
fcport->flags &= ~FCF_ASYNC_SENT;
ql_dbg(ql_dbg_disc, vha, 0x20d2,
"%s %8phC DS %d LS %x fc4_type %x rc %x\n", __func__,
fcport->port_name, fcport->disc_state, pd->current_login_state,
fcport->fc4_type, ea->rc);
if (fcport->disc_state == DSC_DELETE_PEND) {
ql_dbg(ql_dbg_disc, vha, 0x20d5, "%s %d %8phC\n",
__func__, __LINE__, fcport->port_name);
return;
}
if (NVME_TARGET(vha->hw, fcport))
ls = pd->current_login_state >> 4;
else
ls = pd->current_login_state & 0xf;
if (ea->sp->gen2 != fcport->login_gen) {
ql_dbg(ql_dbg_disc, vha, 0x20d3,
"%s %8phC generation changed\n",
__func__, fcport->port_name);
return;
} else if (ea->sp->gen1 != fcport->rscn_gen) {
qla_rscn_replay(fcport);
qlt_schedule_sess_for_deletion(fcport);
ql_dbg(ql_dbg_disc, vha, 0x20d5, "%s %d %8phC, ls %x\n",
__func__, __LINE__, fcport->port_name, ls);
return;
}
switch (ls) {
case PDS_PRLI_COMPLETE:
__qla24xx_parse_gpdb(vha, fcport, pd);
break;
case PDS_PLOGI_COMPLETE:
if (qla_chk_secure_login(vha, fcport, pd)) {
ql_dbg(ql_dbg_disc, vha, 0x20d5, "%s %d %8phC, ls %x\n",
__func__, __LINE__, fcport->port_name, ls);
return;
}
fallthrough;
case PDS_PLOGI_PENDING:
case PDS_PRLI_PENDING:
case PDS_PRLI2_PENDING:
if (qla_dual_mode_enabled(vha) ||
qla_ini_mode_enabled(vha)) {
qla2x00_set_fcport_disc_state(fcport, DSC_GNL);
set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
}
ql_dbg(ql_dbg_disc, vha, 0x20d5, "%s %d %8phC, ls %x\n",
__func__, __LINE__, fcport->port_name, ls);
return;
case PDS_LOGO_PENDING:
case PDS_PORT_UNAVAILABLE:
default:
ql_dbg(ql_dbg_disc, vha, 0x20d5, "%s %d %8phC post del sess\n",
__func__, __LINE__, fcport->port_name);
qlt_schedule_sess_for_deletion(fcport);
return;
}
__qla24xx_handle_gpdb_event(vha, ea);
}
static void qla_chk_n2n_b4_login(struct scsi_qla_host *vha, fc_port_t *fcport)
{
u8 login = 0;
int rc;
ql_dbg(ql_dbg_disc, vha, 0x307b,
"%s %8phC DS %d LS %d lid %d retries=%d\n",
__func__, fcport->port_name, fcport->disc_state,
fcport->fw_login_state, fcport->loop_id, fcport->login_retry);
if (qla_tgt_mode_enabled(vha))
return;
if (qla_dual_mode_enabled(vha)) {
if (N2N_TOPO(vha->hw)) {
u64 mywwn, wwn;
mywwn = wwn_to_u64(vha->port_name);
wwn = wwn_to_u64(fcport->port_name);
if (mywwn > wwn)
login = 1;
else if ((fcport->fw_login_state == DSC_LS_PLOGI_COMP)
&& time_after_eq(jiffies,
fcport->plogi_nack_done_deadline))
login = 1;
} else {
login = 1;
}
} else {
login = 1;
}
if (login && fcport->login_retry) {
fcport->login_retry--;
if (fcport->loop_id == FC_NO_LOOP_ID) {
fcport->fw_login_state = DSC_LS_PORT_UNAVAIL;
rc = qla2x00_find_new_loop_id(vha, fcport);
if (rc) {
ql_dbg(ql_dbg_disc, vha, 0x20e6,
"%s %d %8phC post del sess - out of loopid\n",
__func__, __LINE__, fcport->port_name);
fcport->scan_state = 0;
qlt_schedule_sess_for_deletion(fcport);
return;
}
}
ql_dbg(ql_dbg_disc, vha, 0x20bf,
"%s %d %8phC post login\n",
__func__, __LINE__, fcport->port_name);
qla2x00_post_async_login_work(vha, fcport, NULL);
}
}
int qla24xx_fcport_handle_login(struct scsi_qla_host *vha, fc_port_t *fcport)
{
u16 data[2];
u64 wwn;
u16 sec;
ql_dbg(ql_dbg_disc, vha, 0x20d8,
"%s %8phC DS %d LS %d P %d fl %x confl %p rscn %d|%d login %d lid %d scan %d fc4type %x\n",
__func__, fcport->port_name, fcport->disc_state,
fcport->fw_login_state, fcport->login_pause, fcport->flags,
fcport->conflict, fcport->last_rscn_gen, fcport->rscn_gen,
fcport->login_gen, fcport->loop_id, fcport->scan_state,
fcport->fc4_type);
if (fcport->scan_state != QLA_FCPORT_FOUND ||
fcport->disc_state == DSC_DELETE_PEND)
return 0;
if ((fcport->loop_id != FC_NO_LOOP_ID) &&
qla_dual_mode_enabled(vha) &&
((fcport->fw_login_state == DSC_LS_PLOGI_PEND) ||
(fcport->fw_login_state == DSC_LS_PRLI_PEND)))
return 0;
if (fcport->fw_login_state == DSC_LS_PLOGI_COMP &&
!N2N_TOPO(vha->hw)) {
if (time_before_eq(jiffies, fcport->plogi_nack_done_deadline)) {
set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
return 0;
}
}
if (vha->host->active_mode == MODE_TARGET && !N2N_TOPO(vha->hw))
return 0;
if (fcport->flags & (FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE)) {
set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
return 0;
}
switch (fcport->disc_state) {
case DSC_DELETED:
wwn = wwn_to_u64(fcport->node_name);
switch (vha->hw->current_topology) {
case ISP_CFG_N:
if (fcport_is_smaller(fcport)) {
if (fcport->login_retry) {
if (fcport->loop_id == FC_NO_LOOP_ID) {
qla2x00_find_new_loop_id(vha,
fcport);
fcport->fw_login_state =
DSC_LS_PORT_UNAVAIL;
}
fcport->login_retry--;
qla_post_els_plogi_work(vha, fcport);
} else {
ql_log(ql_log_info, vha, 0x705d,
"Unable to reach remote port %8phC",
fcport->port_name);
}
} else {
qla24xx_post_gnl_work(vha, fcport);
}
break;
default:
if (wwn == 0) {
ql_dbg(ql_dbg_disc, vha, 0xffff,
"%s %d %8phC post GNNID\n",
__func__, __LINE__, fcport->port_name);
qla24xx_post_gnnid_work(vha, fcport);
} else if (fcport->loop_id == FC_NO_LOOP_ID) {
ql_dbg(ql_dbg_disc, vha, 0x20bd,
"%s %d %8phC post gnl\n",
__func__, __LINE__, fcport->port_name);
qla24xx_post_gnl_work(vha, fcport);
} else {
qla_chk_n2n_b4_login(vha, fcport);
}
break;
}
break;
case DSC_GNL:
switch (vha->hw->current_topology) {
case ISP_CFG_N:
if ((fcport->current_login_state & 0xf) == 0x6) {
ql_dbg(ql_dbg_disc, vha, 0x2118,
"%s %d %8phC post GPDB work\n",
__func__, __LINE__, fcport->port_name);
fcport->chip_reset =
vha->hw->base_qpair->chip_reset;
qla24xx_post_gpdb_work(vha, fcport, 0);
} else {
ql_dbg(ql_dbg_disc, vha, 0x2118,
"%s %d %8phC post %s PRLI\n",
__func__, __LINE__, fcport->port_name,
NVME_TARGET(vha->hw, fcport) ? "NVME" :
"FC");
qla24xx_post_prli_work(vha, fcport);
}
break;
default:
if (fcport->login_pause) {
ql_dbg(ql_dbg_disc, vha, 0x20d8,
"%s %d %8phC exit\n",
__func__, __LINE__,
fcport->port_name);
fcport->last_rscn_gen = fcport->rscn_gen;
fcport->last_login_gen = fcport->login_gen;
set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
break;
}
qla_chk_n2n_b4_login(vha, fcport);
break;
}
break;
case DSC_LOGIN_FAILED:
if (N2N_TOPO(vha->hw))
qla_chk_n2n_b4_login(vha, fcport);
else
qlt_schedule_sess_for_deletion(fcport);
break;
case DSC_LOGIN_COMPLETE:
data[0] = data[1] = 0;
qla2x00_post_async_adisc_work(vha, fcport, data);
break;
case DSC_LOGIN_PEND:
if (fcport->fw_login_state == DSC_LS_PLOGI_COMP)
qla24xx_post_prli_work(vha, fcport);
break;
case DSC_UPD_FCPORT:
sec = jiffies_to_msecs(jiffies -
fcport->jiffies_at_registration)/1000;
if (fcport->sec_since_registration < sec && sec &&
!(sec % 60)) {
fcport->sec_since_registration = sec;
ql_dbg(ql_dbg_disc, fcport->vha, 0xffff,
"%s %8phC - Slow Rport registration(%d Sec)\n",
__func__, fcport->port_name, sec);
}
if (fcport->next_disc_state != DSC_DELETE_PEND)
fcport->next_disc_state = DSC_ADISC;
set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
break;
default:
break;
}
return 0;
}
int qla24xx_post_newsess_work(struct scsi_qla_host *vha, port_id_t *id,
u8 *port_name, u8 *node_name, void *pla, u8 fc4_type)
{
struct qla_work_evt *e;
e = qla2x00_alloc_work(vha, QLA_EVT_NEW_SESS);
if (!e)
return QLA_FUNCTION_FAILED;
e->u.new_sess.id = *id;
e->u.new_sess.pla = pla;
e->u.new_sess.fc4_type = fc4_type;
memcpy(e->u.new_sess.port_name, port_name, WWN_SIZE);
if (node_name)
memcpy(e->u.new_sess.node_name, node_name, WWN_SIZE);
return qla2x00_post_work(vha, e);
}
void qla2x00_handle_rscn(scsi_qla_host_t *vha, struct event_arg *ea)
{
fc_port_t *fcport;
unsigned long flags;
switch (ea->id.b.rsvd_1) {
case RSCN_PORT_ADDR:
fcport = qla2x00_find_fcport_by_nportid(vha, &ea->id, 1);
if (fcport) {
if (fcport->flags & FCF_FCP2_DEVICE) {
ql_dbg(ql_dbg_disc, vha, 0x2115,
"Delaying session delete for FCP2 portid=%06x %8phC ",
fcport->d_id.b24, fcport->port_name);
return;
}
if (vha->hw->flags.edif_enabled && DBELL_ACTIVE(vha)) {
if (atomic_read(&fcport->state) == FCS_ONLINE) {
fcport->scan_needed = 1;
fcport->rscn_gen++;
}
} else {
fcport->scan_needed = 1;
fcport->rscn_gen++;
}
}
break;
case RSCN_AREA_ADDR:
list_for_each_entry(fcport, &vha->vp_fcports, list) {
if (fcport->flags & FCF_FCP2_DEVICE)
continue;
if ((ea->id.b24 & 0xffff00) == (fcport->d_id.b24 & 0xffff00)) {
fcport->scan_needed = 1;
fcport->rscn_gen++;
}
}
break;
case RSCN_DOM_ADDR:
list_for_each_entry(fcport, &vha->vp_fcports, list) {
if (fcport->flags & FCF_FCP2_DEVICE)
continue;
if ((ea->id.b24 & 0xff0000) == (fcport->d_id.b24 & 0xff0000)) {
fcport->scan_needed = 1;
fcport->rscn_gen++;
}
}
break;
case RSCN_FAB_ADDR:
default:
list_for_each_entry(fcport, &vha->vp_fcports, list) {
if (fcport->flags & FCF_FCP2_DEVICE)
continue;
fcport->scan_needed = 1;
fcport->rscn_gen++;
}
break;
}
spin_lock_irqsave(&vha->work_lock, flags);
if (vha->scan.scan_flags == 0) {
ql_dbg(ql_dbg_disc, vha, 0xffff, "%s: schedule\n", __func__);
vha->scan.scan_flags |= SF_QUEUED;
schedule_delayed_work(&vha->scan.scan_work, 5);
}
spin_unlock_irqrestore(&vha->work_lock, flags);
}
void qla24xx_handle_relogin_event(scsi_qla_host_t *vha,
struct event_arg *ea)
{
fc_port_t *fcport = ea->fcport;
if (test_bit(UNLOADING, &vha->dpc_flags))
return;
ql_dbg(ql_dbg_disc, vha, 0x2102,
"%s %8phC DS %d LS %d P %d del %d cnfl %p rscn %d|%d login %d|%d fl %x\n",
__func__, fcport->port_name, fcport->disc_state,
fcport->fw_login_state, fcport->login_pause,
fcport->deleted, fcport->conflict,
fcport->last_rscn_gen, fcport->rscn_gen,
fcport->last_login_gen, fcport->login_gen,
fcport->flags);
if (fcport->last_rscn_gen != fcport->rscn_gen) {
ql_dbg(ql_dbg_disc, vha, 0x20e9, "%s %d %8phC post gnl\n",
__func__, __LINE__, fcport->port_name);
qla24xx_post_gnl_work(vha, fcport);
return;
}
qla24xx_fcport_handle_login(vha, fcport);
}
void qla_handle_els_plogi_done(scsi_qla_host_t *vha,
struct event_arg *ea)
{
if (N2N_TOPO(vha->hw) && fcport_is_smaller(ea->fcport) &&
vha->hw->flags.edif_enabled) {
qla24xx_post_gpdb_work(vha, ea->fcport, 0);
return;
}
if (vha->host->active_mode == MODE_TARGET)
return;
ql_dbg(ql_dbg_disc, vha, 0x2118,
"%s %d %8phC post PRLI\n",
__func__, __LINE__, ea->fcport->port_name);
qla24xx_post_prli_work(vha, ea->fcport);
}
void qla_rscn_replay(fc_port_t *fcport)
{
struct event_arg ea;
switch (fcport->disc_state) {
case DSC_DELETE_PEND:
return;
default:
break;
}
if (fcport->scan_needed) {
memset(&ea, 0, sizeof(ea));
ea.id = fcport->d_id;
ea.id.b.rsvd_1 = RSCN_PORT_ADDR;
qla2x00_handle_rscn(fcport->vha, &ea);
}
}
static void
qla2x00_tmf_iocb_timeout(void *data)
{
srb_t *sp = data;
struct srb_iocb *tmf = &sp->u.iocb_cmd;
int rc, h;
unsigned long flags;
rc = qla24xx_async_abort_cmd(sp, false);
if (rc) {
spin_lock_irqsave(sp->qpair->qp_lock_ptr, flags);
for (h = 1; h < sp->qpair->req->num_outstanding_cmds; h++) {
if (sp->qpair->req->outstanding_cmds[h] == sp) {
sp->qpair->req->outstanding_cmds[h] = NULL;
break;
}
}
spin_unlock_irqrestore(sp->qpair->qp_lock_ptr, flags);
tmf->u.tmf.comp_status = cpu_to_le16(CS_TIMEOUT);
tmf->u.tmf.data = QLA_FUNCTION_FAILED;
complete(&tmf->u.tmf.comp);
}
}
static void qla2x00_tmf_sp_done(srb_t *sp, int res)
{
struct srb_iocb *tmf = &sp->u.iocb_cmd;
complete(&tmf->u.tmf.comp);
}
int
qla2x00_async_tm_cmd(fc_port_t *fcport, uint32_t flags, uint32_t lun,
uint32_t tag)
{
struct scsi_qla_host *vha = fcport->vha;
struct srb_iocb *tm_iocb;
srb_t *sp;
int rval = QLA_FUNCTION_FAILED;
sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
if (!sp)
goto done;
sp->type = SRB_TM_CMD;
sp->name = "tmf";
qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha),
qla2x00_tmf_sp_done);
sp->u.iocb_cmd.timeout = qla2x00_tmf_iocb_timeout;
tm_iocb = &sp->u.iocb_cmd;
init_completion(&tm_iocb->u.tmf.comp);
tm_iocb->u.tmf.flags = flags;
tm_iocb->u.tmf.lun = lun;
ql_dbg(ql_dbg_taskm, vha, 0x802f,
"Async-tmf hdl=%x loop-id=%x portid=%02x%02x%02x.\n",
sp->handle, fcport->loop_id, fcport->d_id.b.domain,
fcport->d_id.b.area, fcport->d_id.b.al_pa);
rval = qla2x00_start_sp(sp);
if (rval != QLA_SUCCESS)
goto done_free_sp;
wait_for_completion(&tm_iocb->u.tmf.comp);
rval = tm_iocb->u.tmf.data;
if (rval != QLA_SUCCESS) {
ql_log(ql_log_warn, vha, 0x8030,
"TM IOCB failed (%x).\n", rval);
}
if (!test_bit(UNLOADING, &vha->dpc_flags) && !IS_QLAFX00(vha->hw)) {
flags = tm_iocb->u.tmf.flags;
lun = (uint16_t)tm_iocb->u.tmf.lun;
qla2x00_marker(vha, vha->hw->base_qpair,
fcport->loop_id, lun,
flags == TCF_LUN_RESET ? MK_SYNC_ID_LUN : MK_SYNC_ID);
}
done_free_sp:
kref_put(&sp->cmd_kref, qla2x00_sp_release);
fcport->flags &= ~FCF_ASYNC_SENT;
done:
return rval;
}
int
qla24xx_async_abort_command(srb_t *sp)
{
unsigned long flags = 0;
uint32_t handle;
fc_port_t *fcport = sp->fcport;
struct qla_qpair *qpair = sp->qpair;
struct scsi_qla_host *vha = fcport->vha;
struct req_que *req = qpair->req;
spin_lock_irqsave(qpair->qp_lock_ptr, flags);
for (handle = 1; handle < req->num_outstanding_cmds; handle++) {
if (req->outstanding_cmds[handle] == sp)
break;
}
spin_unlock_irqrestore(qpair->qp_lock_ptr, flags);
if (handle == req->num_outstanding_cmds) {
return QLA_ERR_NOT_FOUND;
}
if (sp->type == SRB_FXIOCB_DCMD)
return qlafx00_fx_disc(vha, &vha->hw->mr.fcport,
FXDISC_ABORT_IOCTL);
return qla24xx_async_abort_cmd(sp, true);
}
static void
qla24xx_handle_prli_done_event(struct scsi_qla_host *vha, struct event_arg *ea)
{
struct srb *sp;
WARN_ONCE(!qla2xxx_is_valid_mbs(ea->data[0]), "mbs: %#x\n",
ea->data[0]);
switch (ea->data[0]) {
case MBS_COMMAND_COMPLETE:
ql_dbg(ql_dbg_disc, vha, 0x2118,
"%s %d %8phC post gpdb\n",
__func__, __LINE__, ea->fcport->port_name);
ea->fcport->chip_reset = vha->hw->base_qpair->chip_reset;
ea->fcport->logout_on_delete = 1;
ea->fcport->nvme_prli_service_param = ea->iop[0];
if (ea->iop[0] & NVME_PRLI_SP_FIRST_BURST)
ea->fcport->nvme_first_burst_size =
(ea->iop[1] & 0xffff) * 512;
else
ea->fcport->nvme_first_burst_size = 0;
qla24xx_post_gpdb_work(vha, ea->fcport, 0);
break;
default:
sp = ea->sp;
ql_dbg(ql_dbg_disc, vha, 0x2118,
"%s %d %8phC priority %s, fc4type %x prev try %s\n",
__func__, __LINE__, ea->fcport->port_name,
vha->hw->fc4_type_priority == FC4_PRIORITY_FCP ?
"FCP" : "NVMe", ea->fcport->fc4_type,
(sp->u.iocb_cmd.u.logio.flags & SRB_LOGIN_NVME_PRLI) ?
"NVME" : "FCP");
if (NVME_FCP_TARGET(ea->fcport)) {
if (sp->u.iocb_cmd.u.logio.flags & SRB_LOGIN_NVME_PRLI)
ea->fcport->do_prli_nvme = 0;
else
ea->fcport->do_prli_nvme = 1;
} else {
ea->fcport->do_prli_nvme = 0;
}
if (N2N_TOPO(vha->hw)) {
if (ea->fcport->n2n_link_reset_cnt <
vha->hw->login_retry_count) {
ea->fcport->n2n_link_reset_cnt++;
vha->relogin_jif = jiffies + 2 * HZ;
set_bit(N2N_LINK_RESET, &vha->dpc_flags);
qla2xxx_wake_dpc(vha);
} else {
ql_log(ql_log_warn, vha, 0x2119,
"%s %d %8phC Unable to reconnect\n",
__func__, __LINE__,
ea->fcport->port_name);
}
} else {
ea->fcport->flags &= ~FCF_ASYNC_SENT;
ea->fcport->keep_nport_handle = 0;
ea->fcport->logout_on_delete = 1;
qlt_schedule_sess_for_deletion(ea->fcport);
}
break;
}
}
void
qla24xx_handle_plogi_done_event(struct scsi_qla_host *vha, struct event_arg *ea)
{
port_id_t cid;
u16 lid;
struct fc_port *conflict_fcport;
unsigned long flags;
struct fc_port *fcport = ea->fcport;
ql_dbg(ql_dbg_disc, vha, 0xffff,
"%s %8phC DS %d LS %d rc %d login %d|%d rscn %d|%d data %x|%x iop %x|%x\n",
__func__, fcport->port_name, fcport->disc_state,
fcport->fw_login_state, ea->rc, ea->sp->gen2, fcport->login_gen,
ea->sp->gen1, fcport->rscn_gen,
ea->data[0], ea->data[1], ea->iop[0], ea->iop[1]);
if ((fcport->fw_login_state == DSC_LS_PLOGI_PEND) ||
(fcport->fw_login_state == DSC_LS_PRLI_PEND)) {
ql_dbg(ql_dbg_disc, vha, 0x20ea,
"%s %d %8phC Remote is trying to login\n",
__func__, __LINE__, fcport->port_name);
return;
}
if ((fcport->disc_state == DSC_DELETE_PEND) ||
(fcport->disc_state == DSC_DELETED)) {
set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
return;
}
if (ea->sp->gen2 != fcport->login_gen) {
ql_dbg(ql_dbg_disc, vha, 0x20d3,
"%s %8phC generation changed\n",
__func__, fcport->port_name);
set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
return;
} else if (ea->sp->gen1 != fcport->rscn_gen) {
ql_dbg(ql_dbg_disc, vha, 0x20d3,
"%s %8phC RSCN generation changed\n",
__func__, fcport->port_name);
qla_rscn_replay(fcport);
qlt_schedule_sess_for_deletion(fcport);
return;
}
WARN_ONCE(!qla2xxx_is_valid_mbs(ea->data[0]), "mbs: %#x\n",
ea->data[0]);
switch (ea->data[0]) {
case MBS_COMMAND_COMPLETE:
if (vha->hw->flags.edif_enabled) {
set_bit(ea->fcport->loop_id, vha->hw->loop_id_map);
spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
ea->fcport->chip_reset = vha->hw->base_qpair->chip_reset;
ea->fcport->logout_on_delete = 1;
ea->fcport->send_els_logo = 0;
ea->fcport->fw_login_state = DSC_LS_PLOGI_COMP;
spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
qla24xx_post_gpdb_work(vha, ea->fcport, 0);
} else {
if (NVME_TARGET(vha->hw, fcport)) {
ql_dbg(ql_dbg_disc, vha, 0x2117,
"%s %d %8phC post prli\n",
__func__, __LINE__, fcport->port_name);
qla24xx_post_prli_work(vha, fcport);
} else {
ql_dbg(ql_dbg_disc, vha, 0x20ea,
"%s %d %8phC LoopID 0x%x in use with %06x. post gpdb\n",
__func__, __LINE__, fcport->port_name,
fcport->loop_id, fcport->d_id.b24);
set_bit(fcport->loop_id, vha->hw->loop_id_map);
spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
fcport->chip_reset = vha->hw->base_qpair->chip_reset;
fcport->logout_on_delete = 1;
fcport->send_els_logo = 0;
fcport->fw_login_state = DSC_LS_PRLI_COMP;
spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
qla24xx_post_gpdb_work(vha, fcport, 0);
}
}
break;
case MBS_COMMAND_ERROR:
ql_dbg(ql_dbg_disc, vha, 0x20eb, "%s %d %8phC cmd error %x\n",
__func__, __LINE__, ea->fcport->port_name, ea->data[1]);
qlt_schedule_sess_for_deletion(ea->fcport);
break;
case MBS_LOOP_ID_USED:
cid.b.domain = (ea->iop[1] >> 16) & 0xff;
cid.b.area = (ea->iop[1] >> 8) & 0xff;
cid.b.al_pa = ea->iop[1] & 0xff;
cid.b.rsvd_1 = 0;
ql_dbg(ql_dbg_disc, vha, 0x20ec,
"%s %d %8phC lid %#x in use with pid %06x post gnl\n",
__func__, __LINE__, ea->fcport->port_name,
ea->fcport->loop_id, cid.b24);
set_bit(ea->fcport->loop_id, vha->hw->loop_id_map);
ea->fcport->loop_id = FC_NO_LOOP_ID;
qla24xx_post_gnl_work(vha, ea->fcport);
break;
case MBS_PORT_ID_USED:
lid = ea->iop[1] & 0xffff;
qlt_find_sess_invalidate_other(vha,
wwn_to_u64(ea->fcport->port_name),
ea->fcport->d_id, lid, &conflict_fcport);
if (conflict_fcport) {
conflict_fcport->conflict = ea->fcport;
ea->fcport->login_pause = 1;
ql_dbg(ql_dbg_disc, vha, 0x20ed,
"%s %d %8phC NPortId %06x inuse with loopid 0x%x. post gidpn\n",
__func__, __LINE__, ea->fcport->port_name,
ea->fcport->d_id.b24, lid);
} else {
ql_dbg(ql_dbg_disc, vha, 0x20ed,
"%s %d %8phC NPortId %06x inuse with loopid 0x%x. sched delete\n",
__func__, __LINE__, ea->fcport->port_name,
ea->fcport->d_id.b24, lid);
qla2x00_clear_loop_id(ea->fcport);
set_bit(lid, vha->hw->loop_id_map);
ea->fcport->loop_id = lid;
ea->fcport->keep_nport_handle = 0;
ea->fcport->logout_on_delete = 1;
qlt_schedule_sess_for_deletion(ea->fcport);
}
break;
}
return;
}
static int
qla83xx_nic_core_fw_load(scsi_qla_host_t *vha)
{
int rval = QLA_SUCCESS;
struct qla_hw_data *ha = vha->hw;
uint32_t idc_major_ver, idc_minor_ver;
uint16_t config[4];
qla83xx_idc_lock(vha, 0);
ha->fcoe_dev_init_timeout = QLA83XX_IDC_INITIALIZATION_TIMEOUT;
ha->fcoe_reset_timeout = QLA83XX_IDC_RESET_ACK_TIMEOUT;
if (__qla83xx_set_drv_presence(vha) != QLA_SUCCESS) {
ql_dbg(ql_dbg_p3p, vha, 0xb077,
"Error while setting DRV-Presence.\n");
rval = QLA_FUNCTION_FAILED;
goto exit;
}
qla83xx_reset_ownership(vha);
qla83xx_rd_reg(vha, QLA83XX_IDC_MAJOR_VERSION, &idc_major_ver);
if (ha->flags.nic_core_reset_owner) {
idc_major_ver = QLA83XX_SUPP_IDC_MAJOR_VERSION;
qla83xx_wr_reg(vha, QLA83XX_IDC_MAJOR_VERSION, idc_major_ver);
qla83xx_wr_reg(vha, QLA83XX_IDC_LOCK_RECOVERY, 0);
} else if (idc_major_ver != QLA83XX_SUPP_IDC_MAJOR_VERSION) {
ql_log(ql_log_warn, vha, 0xb07d,
"Failing load, idc_major_ver=%d, expected_major_ver=%d.\n",
idc_major_ver, QLA83XX_SUPP_IDC_MAJOR_VERSION);
__qla83xx_clear_drv_presence(vha);
rval = QLA_FUNCTION_FAILED;
goto exit;
}
qla83xx_rd_reg(vha, QLA83XX_IDC_MINOR_VERSION, &idc_minor_ver);
idc_minor_ver |= (QLA83XX_SUPP_IDC_MINOR_VERSION << (ha->portnum * 2));
qla83xx_wr_reg(vha, QLA83XX_IDC_MINOR_VERSION, idc_minor_ver);
if (ha->flags.nic_core_reset_owner) {
memset(config, 0, sizeof(config));
if (!qla81xx_get_port_config(vha, config))
qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE,
QLA8XXX_DEV_READY);
}
rval = qla83xx_idc_state_handler(vha);
exit:
qla83xx_idc_unlock(vha, 0);
return rval;
}
int
qla2x00_initialize_adapter(scsi_qla_host_t *vha)
{
int rval;
struct qla_hw_data *ha = vha->hw;
struct req_que *req = ha->req_q_map[0];
struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
memset(&vha->qla_stats, 0, sizeof(vha->qla_stats));
memset(&vha->fc_host_stat, 0, sizeof(vha->fc_host_stat));
vha->flags.online = 0;
ha->flags.chip_reset_done = 0;
vha->flags.reset_active = 0;
ha->flags.pci_channel_io_perm_failure = 0;
ha->flags.eeh_busy = 0;
vha->qla_stats.jiffies_at_last_reset = get_jiffies_64();
atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
atomic_set(&vha->loop_state, LOOP_DOWN);
vha->device_flags = DFLG_NO_CABLE;
vha->dpc_flags = 0;
vha->flags.management_server_logged_in = 0;
vha->marker_needed = 0;
ha->isp_abort_cnt = 0;
ha->beacon_blink_led = 0;
set_bit(0, ha->req_qid_map);
set_bit(0, ha->rsp_qid_map);
ql_dbg(ql_dbg_init, vha, 0x0040,
"Configuring PCI space...\n");
rval = ha->isp_ops->pci_config(vha);
if (rval) {
ql_log(ql_log_warn, vha, 0x0044,
"Unable to configure PCI space.\n");
return (rval);
}
ha->isp_ops->reset_chip(vha);
if (IS_QLA28XX(ha)) {
if (rd_reg_word(®->mailbox12) & BIT_0)
ha->flags.secure_adapter = 1;
ql_log(ql_log_info, vha, 0xffff, "Secure Adapter: %s\n",
(ha->flags.secure_adapter) ? "Yes" : "No");
}
rval = qla2xxx_get_flash_info(vha);
if (rval) {
ql_log(ql_log_fatal, vha, 0x004f,
"Unable to validate FLASH data.\n");
return rval;
}
if (IS_QLA8044(ha)) {
qla8044_read_reset_template(vha);
if (ql2xdontresethba == 1)
qla8044_set_idc_dontreset(vha);
}
ha->isp_ops->get_flash_version(vha, req->ring);
ql_dbg(ql_dbg_init, vha, 0x0061,
"Configure NVRAM parameters...\n");
ha->fc4_type_priority = FC4_PRIORITY_FCP;
ha->isp_ops->nvram_config(vha);
if (ha->fc4_type_priority != FC4_PRIORITY_FCP &&
ha->fc4_type_priority != FC4_PRIORITY_NVME)
ha->fc4_type_priority = FC4_PRIORITY_FCP;
ql_log(ql_log_info, vha, 0xffff, "FC4 priority set to %s\n",
ha->fc4_type_priority == FC4_PRIORITY_FCP ? "FCP" : "NVMe");
if (ha->flags.disable_serdes) {
ql_log(ql_log_info, vha, 0x0077,
"Masking HBA WWPN %8phN (via NVRAM).\n", vha->port_name);
return QLA_FUNCTION_FAILED;
}
ql_dbg(ql_dbg_init, vha, 0x0078,
"Verifying loaded RISC code...\n");
if (ql2xsmartsan) {
ql2xfdmienable = 1;
ql2xrdpenable = 1;
}
if (qla2x00_isp_firmware(vha) != QLA_SUCCESS) {
rval = ha->isp_ops->chip_diag(vha);
if (rval)
return (rval);
rval = qla2x00_setup_chip(vha);
if (rval)
return (rval);
}
if (IS_QLA84XX(ha)) {
ha->cs84xx = qla84xx_get_chip(vha);
if (!ha->cs84xx) {
ql_log(ql_log_warn, vha, 0x00d0,
"Unable to configure ISP84XX.\n");
return QLA_FUNCTION_FAILED;
}
}
if (qla_ini_mode_enabled(vha) || qla_dual_mode_enabled(vha))
rval = qla2x00_init_rings(vha);
if (rval != QLA_SUCCESS)
return rval;
ha->flags.chip_reset_done = 1;
if (rval == QLA_SUCCESS && IS_QLA84XX(ha)) {
rval = qla84xx_init_chip(vha);
if (rval != QLA_SUCCESS) {
ql_log(ql_log_warn, vha, 0x00d4,
"Unable to initialize ISP84XX.\n");
qla84xx_put_chip(vha);
}
}
if (IS_QLA8031(ha)) {
rval = qla83xx_nic_core_fw_load(vha);
if (rval)
ql_log(ql_log_warn, vha, 0x0124,
"Error in initializing NIC Core f/w.\n");
}
if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha))
qla24xx_read_fcp_prio_cfg(vha);
if (IS_P3P_TYPE(ha))
qla82xx_set_driver_version(vha, QLA2XXX_VERSION);
else
qla25xx_set_driver_version(vha, QLA2XXX_VERSION);
return (rval);
}
int
qla2100_pci_config(scsi_qla_host_t *vha)
{
uint16_t w;
unsigned long flags;
struct qla_hw_data *ha = vha->hw;
struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
pci_set_master(ha->pdev);
pci_try_set_mwi(ha->pdev);
pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
pci_write_config_word(ha->pdev, PCI_COMMAND, w);
pci_disable_rom(ha->pdev);
spin_lock_irqsave(&ha->hardware_lock, flags);
ha->pci_attr = rd_reg_word(®->ctrl_status);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
return QLA_SUCCESS;
}
int
qla2300_pci_config(scsi_qla_host_t *vha)
{
uint16_t w;
unsigned long flags = 0;
uint32_t cnt;
struct qla_hw_data *ha = vha->hw;
struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
pci_set_master(ha->pdev);
pci_try_set_mwi(ha->pdev);
pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
if (IS_QLA2322(ha) || IS_QLA6322(ha))
w &= ~PCI_COMMAND_INTX_DISABLE;
pci_write_config_word(ha->pdev, PCI_COMMAND, w);
if (IS_QLA2300(ha)) {
spin_lock_irqsave(&ha->hardware_lock, flags);
wrt_reg_word(®->hccr, HCCR_PAUSE_RISC);
for (cnt = 0; cnt < 30000; cnt++) {
if ((rd_reg_word(®->hccr) & HCCR_RISC_PAUSE) != 0)
break;
udelay(10);
}
wrt_reg_word(®->ctrl_status, 0x20);
rd_reg_word(®->ctrl_status);
ha->fb_rev = RD_FB_CMD_REG(ha, reg);
if (ha->fb_rev == FPM_2300)
pci_clear_mwi(ha->pdev);
wrt_reg_word(®->ctrl_status, 0x0);
rd_reg_word(®->ctrl_status);
wrt_reg_word(®->hccr, HCCR_RELEASE_RISC);
for (cnt = 0; cnt < 30000; cnt++) {
if ((rd_reg_word(®->hccr) & HCCR_RISC_PAUSE) == 0)
break;
udelay(10);
}
spin_unlock_irqrestore(&ha->hardware_lock, flags);
}
pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
pci_disable_rom(ha->pdev);
spin_lock_irqsave(&ha->hardware_lock, flags);
ha->pci_attr = rd_reg_word(®->ctrl_status);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
return QLA_SUCCESS;
}
int
qla24xx_pci_config(scsi_qla_host_t *vha)
{
uint16_t w;
unsigned long flags = 0;
struct qla_hw_data *ha = vha->hw;
struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
pci_set_master(ha->pdev);
pci_try_set_mwi(ha->pdev);
pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
w &= ~PCI_COMMAND_INTX_DISABLE;
pci_write_config_word(ha->pdev, PCI_COMMAND, w);
pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
if (pci_find_capability(ha->pdev, PCI_CAP_ID_PCIX))
pcix_set_mmrbc(ha->pdev, 2048);
if (pci_is_pcie(ha->pdev))
pcie_set_readrq(ha->pdev, 4096);
pci_disable_rom(ha->pdev);
ha->chip_revision = ha->pdev->revision;
spin_lock_irqsave(&ha->hardware_lock, flags);
ha->pci_attr = rd_reg_dword(®->ctrl_status);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
return QLA_SUCCESS;
}
int
qla25xx_pci_config(scsi_qla_host_t *vha)
{
uint16_t w;
struct qla_hw_data *ha = vha->hw;
pci_set_master(ha->pdev);
pci_try_set_mwi(ha->pdev);
pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
w &= ~PCI_COMMAND_INTX_DISABLE;
pci_write_config_word(ha->pdev, PCI_COMMAND, w);
if (pci_is_pcie(ha->pdev))
pcie_set_readrq(ha->pdev, 4096);
pci_disable_rom(ha->pdev);
ha->chip_revision = ha->pdev->revision;
return QLA_SUCCESS;
}
static int
qla2x00_isp_firmware(scsi_qla_host_t *vha)
{
int rval;
uint16_t loop_id, topo, sw_cap;
uint8_t domain, area, al_pa;
struct qla_hw_data *ha = vha->hw;
rval = QLA_FUNCTION_FAILED;
if (ha->flags.disable_risc_code_load) {
ql_log(ql_log_info, vha, 0x0079, "RISC CODE NOT loaded.\n");
rval = qla2x00_verify_checksum(vha, ha->fw_srisc_address);
if (rval == QLA_SUCCESS) {
rval = qla2x00_get_adapter_id(vha, &loop_id, &al_pa,
&area, &domain, &topo, &sw_cap);
}
}
if (rval)
ql_dbg(ql_dbg_init, vha, 0x007a,
"**** Load RISC code ****.\n");
return (rval);
}
int
qla2x00_reset_chip(scsi_qla_host_t *vha)
{
unsigned long flags = 0;
struct qla_hw_data *ha = vha->hw;
struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
uint32_t cnt;
uint16_t cmd;
int rval = QLA_FUNCTION_FAILED;
if (unlikely(pci_channel_offline(ha->pdev)))
return rval;
ha->isp_ops->disable_intrs(ha);
spin_lock_irqsave(&ha->hardware_lock, flags);
cmd = 0;
pci_read_config_word(ha->pdev, PCI_COMMAND, &cmd);
cmd &= ~PCI_COMMAND_MASTER;
pci_write_config_word(ha->pdev, PCI_COMMAND, cmd);
if (!IS_QLA2100(ha)) {
wrt_reg_word(®->hccr, HCCR_PAUSE_RISC);
if (IS_QLA2200(ha) || IS_QLA2300(ha)) {
for (cnt = 0; cnt < 30000; cnt++) {
if ((rd_reg_word(®->hccr) &
HCCR_RISC_PAUSE) != 0)
break;
udelay(100);
}
} else {
rd_reg_word(®->hccr);
udelay(10);
}
wrt_reg_word(®->ctrl_status, 0x20);
rd_reg_word(®->ctrl_status);
wrt_reg_word(®->fpm_diag_config, 0x100);
rd_reg_word(®->fpm_diag_config);
if (!IS_QLA2200(ha)) {
wrt_reg_word(®->fpm_diag_config, 0x0);
rd_reg_word(®->fpm_diag_config);
}
wrt_reg_word(®->ctrl_status, 0x10);
rd_reg_word(®->ctrl_status);
if (IS_QLA2200(ha)) {
WRT_FB_CMD_REG(ha, reg, 0xa000);
RD_FB_CMD_REG(ha, reg);
} else {
WRT_FB_CMD_REG(ha, reg, 0x00fc);
for (cnt = 0; cnt < 3000; cnt++) {
if ((RD_FB_CMD_REG(ha, reg) & 0xff) == 0)
break;
udelay(100);
}
}
wrt_reg_word(®->ctrl_status, 0);
rd_reg_word(®->ctrl_status);
wrt_reg_word(®->hccr, HCCR_RESET_RISC);
rd_reg_word(®->hccr);
wrt_reg_word(®->hccr, HCCR_RELEASE_RISC);
rd_reg_word(®->hccr);
}
wrt_reg_word(®->hccr, HCCR_CLR_RISC_INT);
wrt_reg_word(®->hccr, HCCR_CLR_HOST_INT);
wrt_reg_word(®->ctrl_status, CSR_ISP_SOFT_RESET);
if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
udelay(20);
for (cnt = 30000; cnt; cnt--) {
if ((rd_reg_word(®->ctrl_status) &
CSR_ISP_SOFT_RESET) == 0)
break;
udelay(100);
}
} else
udelay(10);
wrt_reg_word(®->hccr, HCCR_RESET_RISC);
wrt_reg_word(®->semaphore, 0);
wrt_reg_word(®->hccr, HCCR_RELEASE_RISC);
rd_reg_word(®->hccr);
if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
for (cnt = 0; cnt < 30000; cnt++) {
if (RD_MAILBOX_REG(ha, reg, 0) != MBS_BUSY)
break;
udelay(100);
}
} else
udelay(100);
cmd |= PCI_COMMAND_MASTER;
pci_write_config_word(ha->pdev, PCI_COMMAND, cmd);
if (!IS_QLA2100(ha)) {
wrt_reg_word(®->hccr, HCCR_DISABLE_PARITY_PAUSE);
rd_reg_word(®->hccr);
}
spin_unlock_irqrestore(&ha->hardware_lock, flags);
return QLA_SUCCESS;
}
static int
qla81xx_reset_mpi(scsi_qla_host_t *vha)
{
uint16_t mb[4] = {0x1010, 0, 1, 0};
if (!IS_QLA81XX(vha->hw))
return QLA_SUCCESS;
return qla81xx_write_mpi_register(vha, mb);
}
static int
qla_chk_risc_recovery(scsi_qla_host_t *vha)
{
struct qla_hw_data *ha = vha->hw;
struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
__le16 __iomem *mbptr = ®->mailbox0;
int i;
u16 mb[32];
int rc = QLA_SUCCESS;
if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha))
return rc;
mb[0] = rd_reg_word(mbptr);
mbptr++;
if (mb[0] == 0xf) {
rc = QLA_FUNCTION_FAILED;
for (i = 1; i < 32; i++) {
mb[i] = rd_reg_word(mbptr);
mbptr++;
}
ql_log(ql_log_warn, vha, 0x1015,
"RISC reset failed. mb[0-7] %04xh %04xh %04xh %04xh %04xh %04xh %04xh %04xh\n",
mb[0], mb[1], mb[2], mb[3], mb[4], mb[5], mb[6], mb[7]);
ql_log(ql_log_warn, vha, 0x1015,
"RISC reset failed. mb[8-15] %04xh %04xh %04xh %04xh %04xh %04xh %04xh %04xh\n",
mb[8], mb[9], mb[10], mb[11], mb[12], mb[13], mb[14],
mb[15]);
ql_log(ql_log_warn, vha, 0x1015,
"RISC reset failed. mb[16-23] %04xh %04xh %04xh %04xh %04xh %04xh %04xh %04xh\n",
mb[16], mb[17], mb[18], mb[19], mb[20], mb[21], mb[22],
mb[23]);
ql_log(ql_log_warn, vha, 0x1015,
"RISC reset failed. mb[24-31] %04xh %04xh %04xh %04xh %04xh %04xh %04xh %04xh\n",
mb[24], mb[25], mb[26], mb[27], mb[28], mb[29], mb[30],
mb[31]);
}
return rc;
}
static inline int
qla24xx_reset_risc(scsi_qla_host_t *vha)
{
unsigned long flags = 0;
struct qla_hw_data *ha = vha->hw;
struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
uint32_t cnt;
uint16_t wd;
static int abts_cnt;
int rval = QLA_SUCCESS;
int print = 1;
spin_lock_irqsave(&ha->hardware_lock, flags);
wrt_reg_dword(®->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
for (cnt = 0; cnt < 30000; cnt++) {
if ((rd_reg_dword(®->ctrl_status) & CSRX_DMA_ACTIVE) == 0)
break;
udelay(10);
}
if (!(rd_reg_dword(®->ctrl_status) & CSRX_DMA_ACTIVE))
set_bit(DMA_SHUTDOWN_CMPL, &ha->fw_dump_cap_flags);
ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x017e,
"HCCR: 0x%x, Control Status %x, DMA active status:0x%x\n",
rd_reg_dword(®->hccr),
rd_reg_dword(®->ctrl_status),
(rd_reg_dword(®->ctrl_status) & CSRX_DMA_ACTIVE));
wrt_reg_dword(®->ctrl_status,
CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
pci_read_config_word(ha->pdev, PCI_COMMAND, &wd);
udelay(100);
rd_reg_word(®->mailbox0);
for (cnt = 10000; rd_reg_word(®->mailbox0) != 0 &&
rval == QLA_SUCCESS; cnt--) {
barrier();
if (cnt)
udelay(5);
else
rval = QLA_FUNCTION_TIMEOUT;
}
if (rval == QLA_SUCCESS)
set_bit(ISP_MBX_RDY, &ha->fw_dump_cap_flags);
ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x017f,
"HCCR: 0x%x, MailBox0 Status 0x%x\n",
rd_reg_dword(®->hccr),
rd_reg_word(®->mailbox0));
rd_reg_dword(®->ctrl_status);
for (cnt = 0; cnt < 60; cnt++) {
barrier();
if ((rd_reg_dword(®->ctrl_status) &
CSRX_ISP_SOFT_RESET) == 0)
break;
udelay(5);
}
if (!(rd_reg_dword(®->ctrl_status) & CSRX_ISP_SOFT_RESET))
set_bit(ISP_SOFT_RESET_CMPL, &ha->fw_dump_cap_flags);
ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x015d,
"HCCR: 0x%x, Soft Reset status: 0x%x\n",
rd_reg_dword(®->hccr),
rd_reg_dword(®->ctrl_status));
if (test_and_clear_bit(MPI_RESET_NEEDED, &vha->dpc_flags)) {
if (qla81xx_reset_mpi(vha) != QLA_SUCCESS) {
if (++abts_cnt < 5) {
set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
set_bit(MPI_RESET_NEEDED, &vha->dpc_flags);
} else {
abts_cnt = 0;
vha->flags.online = 0;
}
}
}
wrt_reg_dword(®->hccr, HCCRX_SET_RISC_RESET);
rd_reg_dword(®->hccr);
wrt_reg_dword(®->hccr, HCCRX_REL_RISC_PAUSE);
rd_reg_dword(®->hccr);
wrt_reg_dword(®->hccr, HCCRX_CLR_RISC_RESET);
mdelay(10);
rd_reg_dword(®->hccr);
wd = rd_reg_word(®->mailbox0);
for (cnt = 300; wd != 0 && rval == QLA_SUCCESS; cnt--) {
barrier();
if (cnt) {
mdelay(1);
if (print && qla_chk_risc_recovery(vha))
print = 0;
wd = rd_reg_word(®->mailbox0);
} else {
rval = QLA_FUNCTION_TIMEOUT;
ql_log(ql_log_warn, vha, 0x015e,
"RISC reset timeout\n");
}
}
if (rval == QLA_SUCCESS)
set_bit(RISC_RDY_AFT_RESET, &ha->fw_dump_cap_flags);
ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x015e,
"Host Risc 0x%x, mailbox0 0x%x\n",
rd_reg_dword(®->hccr),
rd_reg_word(®->mailbox0));
spin_unlock_irqrestore(&ha->hardware_lock, flags);
ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x015f,
"Driver in %s mode\n",
IS_NOPOLLING_TYPE(ha) ? "Interrupt" : "Polling");
if (IS_NOPOLLING_TYPE(ha))
ha->isp_ops->enable_intrs(ha);
return rval;
}
static void
qla25xx_read_risc_sema_reg(scsi_qla_host_t *vha, uint32_t *data)
{
struct device_reg_24xx __iomem *reg = &vha->hw->iobase->isp24;
wrt_reg_dword(®->iobase_addr, RISC_REGISTER_BASE_OFFSET);
*data = rd_reg_dword(®->iobase_window + RISC_REGISTER_WINDOW_OFFSET);
}
static void
qla25xx_write_risc_sema_reg(scsi_qla_host_t *vha, uint32_t data)
{
struct device_reg_24xx __iomem *reg = &vha->hw->iobase->isp24;
wrt_reg_dword(®->iobase_addr, RISC_REGISTER_BASE_OFFSET);
wrt_reg_dword(®->iobase_window + RISC_REGISTER_WINDOW_OFFSET, data);
}
static void
qla25xx_manipulate_risc_semaphore(scsi_qla_host_t *vha)
{
uint32_t wd32 = 0;
uint delta_msec = 100;
uint elapsed_msec = 0;
uint timeout_msec;
ulong n;
if (vha->hw->pdev->subsystem_device != 0x0175 &&
vha->hw->pdev->subsystem_device != 0x0240)
return;
wrt_reg_dword(&vha->hw->iobase->isp24.hccr, HCCRX_SET_RISC_PAUSE);
udelay(100);
attempt:
timeout_msec = TIMEOUT_SEMAPHORE;
n = timeout_msec / delta_msec;
while (n--) {
qla25xx_write_risc_sema_reg(vha, RISC_SEMAPHORE_SET);
qla25xx_read_risc_sema_reg(vha, &wd32);
if (wd32 & RISC_SEMAPHORE)
break;
msleep(delta_msec);
elapsed_msec += delta_msec;
if (elapsed_msec > TIMEOUT_TOTAL_ELAPSED)
goto force;
}
if (!(wd32 & RISC_SEMAPHORE))
goto force;
if (!(wd32 & RISC_SEMAPHORE_FORCE))
goto acquired;
qla25xx_write_risc_sema_reg(vha, RISC_SEMAPHORE_CLR);
timeout_msec = TIMEOUT_SEMAPHORE_FORCE;
n = timeout_msec / delta_msec;
while (n--) {
qla25xx_read_risc_sema_reg(vha, &wd32);
if (!(wd32 & RISC_SEMAPHORE_FORCE))
break;
msleep(delta_msec);
elapsed_msec += delta_msec;
if (elapsed_msec > TIMEOUT_TOTAL_ELAPSED)
goto force;
}
if (wd32 & RISC_SEMAPHORE_FORCE)
qla25xx_write_risc_sema_reg(vha, RISC_SEMAPHORE_FORCE_CLR);
goto attempt;
force:
qla25xx_write_risc_sema_reg(vha, RISC_SEMAPHORE_FORCE_SET);
acquired:
return;
}
int
qla24xx_reset_chip(scsi_qla_host_t *vha)
{
struct qla_hw_data *ha = vha->hw;
int rval = QLA_FUNCTION_FAILED;
if (pci_channel_offline(ha->pdev) &&
ha->flags.pci_channel_io_perm_failure) {
return rval;
}
ha->isp_ops->disable_intrs(ha);
qla25xx_manipulate_risc_semaphore(vha);
rval = qla24xx_reset_risc(vha);
return rval;
}
int
qla2x00_chip_diag(scsi_qla_host_t *vha)
{
int rval;
struct qla_hw_data *ha = vha->hw;
struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
unsigned long flags = 0;
uint16_t data;
uint32_t cnt;
uint16_t mb[5];
struct req_que *req = ha->req_q_map[0];
rval = QLA_FUNCTION_FAILED;
ql_dbg(ql_dbg_init, vha, 0x007b, "Testing device at %p.\n",
®->flash_address);
spin_lock_irqsave(&ha->hardware_lock, flags);
wrt_reg_word(®->ctrl_status, CSR_ISP_SOFT_RESET);
udelay(20);
data = qla2x00_debounce_register(®->ctrl_status);
for (cnt = 6000000 ; cnt && (data & CSR_ISP_SOFT_RESET); cnt--) {
udelay(5);
data = rd_reg_word(®->ctrl_status);
barrier();
}
if (!cnt)
goto chip_diag_failed;
ql_dbg(ql_dbg_init, vha, 0x007c,
"Reset register cleared by chip reset.\n");
wrt_reg_word(®->hccr, HCCR_RESET_RISC);
wrt_reg_word(®->hccr, HCCR_RELEASE_RISC);
if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
data = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 0));
for (cnt = 6000000; cnt && (data == MBS_BUSY); cnt--) {
udelay(5);
data = RD_MAILBOX_REG(ha, reg, 0);
barrier();
}
} else
udelay(10);
if (!cnt)
goto chip_diag_failed;
ql_dbg(ql_dbg_init, vha, 0x007d, "Checking product ID of chip.\n");
mb[1] = RD_MAILBOX_REG(ha, reg, 1);
mb[2] = RD_MAILBOX_REG(ha, reg, 2);
mb[3] = RD_MAILBOX_REG(ha, reg, 3);
mb[4] = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 4));
if (mb[1] != PROD_ID_1 || (mb[2] != PROD_ID_2 && mb[2] != PROD_ID_2a) ||
mb[3] != PROD_ID_3) {
ql_log(ql_log_warn, vha, 0x0062,
"Wrong product ID = 0x%x,0x%x,0x%x.\n",
mb[1], mb[2], mb[3]);
goto chip_diag_failed;
}
ha->product_id[0] = mb[1];
ha->product_id[1] = mb[2];
ha->product_id[2] = mb[3];
ha->product_id[3] = mb[4];
if (req->length > 1024)
ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024;
else
ha->fw_transfer_size = REQUEST_ENTRY_SIZE *
req->length;
if (IS_QLA2200(ha) &&
RD_MAILBOX_REG(ha, reg, 7) == QLA2200A_RISC_ROM_VER) {
ql_dbg(ql_dbg_init, vha, 0x007e, "Found QLA2200A Chip.\n");
ha->device_type |= DT_ISP2200A;
ha->fw_transfer_size = 128;
}
spin_unlock_irqrestore(&ha->hardware_lock, flags);
ql_dbg(ql_dbg_init, vha, 0x007f, "Checking mailboxes.\n");
rval = qla2x00_mbx_reg_test(vha);
if (rval)
ql_log(ql_log_warn, vha, 0x0080,
"Failed mailbox send register test.\n");
else
rval = QLA_SUCCESS;
spin_lock_irqsave(&ha->hardware_lock, flags);
chip_diag_failed:
if (rval)
ql_log(ql_log_info, vha, 0x0081,
"Chip diagnostics **** FAILED ****.\n");
spin_unlock_irqrestore(&ha->hardware_lock, flags);
return (rval);
}
int
qla24xx_chip_diag(scsi_qla_host_t *vha)
{
int rval;
struct qla_hw_data *ha = vha->hw;
struct req_que *req = ha->req_q_map[0];
if (IS_P3P_TYPE(ha))
return QLA_SUCCESS;
ha->fw_transfer_size = REQUEST_ENTRY_SIZE * req->length;
rval = qla2x00_mbx_reg_test(vha);
if (rval) {
ql_log(ql_log_warn, vha, 0x0082,
"Failed mailbox send register test.\n");
} else {
rval = QLA_SUCCESS;
}
return rval;
}
static void
qla2x00_init_fce_trace(scsi_qla_host_t *vha)
{
int rval;
dma_addr_t tc_dma;
void *tc;
struct qla_hw_data *ha = vha->hw;
if (!IS_FWI2_CAPABLE(ha))
return;
if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha) && !IS_QLA83XX(ha) &&
!IS_QLA27XX(ha) && !IS_QLA28XX(ha))
return;
if (ha->fce) {
ql_dbg(ql_dbg_init, vha, 0x00bd,
"%s: FCE Mem is already allocated.\n",
__func__);
return;
}
tc = dma_alloc_coherent(&ha->pdev->dev, FCE_SIZE, &tc_dma,
GFP_KERNEL);
if (!tc) {
ql_log(ql_log_warn, vha, 0x00be,
"Unable to allocate (%d KB) for FCE.\n",
FCE_SIZE / 1024);
return;
}
rval = qla2x00_enable_fce_trace(vha, tc_dma, FCE_NUM_BUFFERS,
ha->fce_mb, &ha->fce_bufs);
if (rval) {
ql_log(ql_log_warn, vha, 0x00bf,
"Unable to initialize FCE (%d).\n", rval);
dma_free_coherent(&ha->pdev->dev, FCE_SIZE, tc, tc_dma);
return;
}
ql_dbg(ql_dbg_init, vha, 0x00c0,
"Allocated (%d KB) for FCE...\n", FCE_SIZE / 1024);
ha->flags.fce_enabled = 1;
ha->fce_dma = tc_dma;
ha->fce = tc;
}
static void
qla2x00_init_eft_trace(scsi_qla_host_t *vha)
{
int rval;
dma_addr_t tc_dma;
void *tc;
struct qla_hw_data *ha = vha->hw;
if (!IS_FWI2_CAPABLE(ha))
return;
if (ha->eft) {
ql_dbg(ql_dbg_init, vha, 0x00bd,
"%s: EFT Mem is already allocated.\n",
__func__);
return;
}
tc = dma_alloc_coherent(&ha->pdev->dev, EFT_SIZE, &tc_dma,
GFP_KERNEL);
if (!tc) {
ql_log(ql_log_warn, vha, 0x00c1,
"Unable to allocate (%d KB) for EFT.\n",
EFT_SIZE / 1024);
return;
}
rval = qla2x00_enable_eft_trace(vha, tc_dma, EFT_NUM_BUFFERS);
if (rval) {
ql_log(ql_log_warn, vha, 0x00c2,
"Unable to initialize EFT (%d).\n", rval);
dma_free_coherent(&ha->pdev->dev, EFT_SIZE, tc, tc_dma);
return;
}
ql_dbg(ql_dbg_init, vha, 0x00c3,
"Allocated (%d KB) EFT ...\n", EFT_SIZE / 1024);
ha->eft_dma = tc_dma;
ha->eft = tc;
}
static void
qla2x00_alloc_offload_mem(scsi_qla_host_t *vha)
{
qla2x00_init_fce_trace(vha);
qla2x00_init_eft_trace(vha);
}
void
qla2x00_alloc_fw_dump(scsi_qla_host_t *vha)
{
uint32_t dump_size, fixed_size, mem_size, req_q_size, rsp_q_size,
eft_size, fce_size, mq_size;
struct qla_hw_data *ha = vha->hw;
struct req_que *req = ha->req_q_map[0];
struct rsp_que *rsp = ha->rsp_q_map[0];
struct qla2xxx_fw_dump *fw_dump;
if (ha->fw_dump) {
ql_dbg(ql_dbg_init, vha, 0x00bd,
"Firmware dump already allocated.\n");
return;
}
ha->fw_dumped = 0;
ha->fw_dump_cap_flags = 0;
dump_size = fixed_size = mem_size = eft_size = fce_size = mq_size = 0;
req_q_size = rsp_q_size = 0;
if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
fixed_size = sizeof(struct qla2100_fw_dump);
} else if (IS_QLA23XX(ha)) {
fixed_size = offsetof(struct qla2300_fw_dump, data_ram);
mem_size = (ha->fw_memory_size - 0x11000 + 1) *
sizeof(uint16_t);
} else if (IS_FWI2_CAPABLE(ha)) {
if (IS_QLA83XX(ha))
fixed_size = offsetof(struct qla83xx_fw_dump, ext_mem);
else if (IS_QLA81XX(ha))
fixed_size = offsetof(struct qla81xx_fw_dump, ext_mem);
else if (IS_QLA25XX(ha))
fixed_size = offsetof(struct qla25xx_fw_dump, ext_mem);
else
fixed_size = offsetof(struct qla24xx_fw_dump, ext_mem);
mem_size = (ha->fw_memory_size - 0x100000 + 1) *
sizeof(uint32_t);
if (ha->mqenable) {
if (!IS_QLA83XX(ha))
mq_size = sizeof(struct qla2xxx_mq_chain);
mq_size += (ha->max_req_queues - 1) *
(req->length * sizeof(request_t));
mq_size += (ha->max_rsp_queues - 1) *
(rsp->length * sizeof(response_t));
}
if (ha->tgt.atio_ring)
mq_size += ha->tgt.atio_q_length * sizeof(request_t);
qla2x00_init_fce_trace(vha);
if (ha->fce)
fce_size = sizeof(struct qla2xxx_fce_chain) + FCE_SIZE;
qla2x00_init_eft_trace(vha);
if (ha->eft)
eft_size = EFT_SIZE;
}
if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
struct fwdt *fwdt = ha->fwdt;
uint j;
for (j = 0; j < 2; j++, fwdt++) {
if (!fwdt->template) {
ql_dbg(ql_dbg_init, vha, 0x00ba,
"-> fwdt%u no template\n", j);
continue;
}
ql_dbg(ql_dbg_init, vha, 0x00fa,
"-> fwdt%u calculating fwdump size...\n", j);
fwdt->dump_size = qla27xx_fwdt_calculate_dump_size(
vha, fwdt->template);
ql_dbg(ql_dbg_init, vha, 0x00fa,
"-> fwdt%u calculated fwdump size = %#lx bytes\n",
j, fwdt->dump_size);
dump_size += fwdt->dump_size;
}
dump_size += ha->fwdt[1].dump_size;
} else {
req_q_size = req->length * sizeof(request_t);
rsp_q_size = rsp->length * sizeof(response_t);
dump_size = offsetof(struct qla2xxx_fw_dump, isp);
dump_size += fixed_size + mem_size + req_q_size + rsp_q_size
+ eft_size;
ha->chain_offset = dump_size;
dump_size += mq_size + fce_size;
if (ha->exchoffld_buf)
dump_size += sizeof(struct qla2xxx_offld_chain) +
ha->exchoffld_size;
if (ha->exlogin_buf)
dump_size += sizeof(struct qla2xxx_offld_chain) +
ha->exlogin_size;
}
if (!ha->fw_dump_len || dump_size > ha->fw_dump_alloc_len) {
ql_dbg(ql_dbg_init, vha, 0x00c5,
"%s dump_size %d fw_dump_len %d fw_dump_alloc_len %d\n",
__func__, dump_size, ha->fw_dump_len,
ha->fw_dump_alloc_len);
fw_dump = vmalloc(dump_size);
if (!fw_dump) {
ql_log(ql_log_warn, vha, 0x00c4,
"Unable to allocate (%d KB) for firmware dump.\n",
dump_size / 1024);
} else {
mutex_lock(&ha->optrom_mutex);
if (ha->fw_dumped) {
memcpy(fw_dump, ha->fw_dump, ha->fw_dump_len);
vfree(ha->fw_dump);
ha->fw_dump = fw_dump;
ha->fw_dump_alloc_len = dump_size;
ql_dbg(ql_dbg_init, vha, 0x00c5,
"Re-Allocated (%d KB) and save firmware dump.\n",
dump_size / 1024);
} else {
vfree(ha->fw_dump);
ha->fw_dump = fw_dump;
ha->fw_dump_len = ha->fw_dump_alloc_len =
dump_size;
ql_dbg(ql_dbg_init, vha, 0x00c5,
"Allocated (%d KB) for firmware dump.\n",
dump_size / 1024);
if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
ha->mpi_fw_dump = (char *)fw_dump +
ha->fwdt[1].dump_size;
mutex_unlock(&ha->optrom_mutex);
return;
}
ha->fw_dump->signature[0] = 'Q';
ha->fw_dump->signature[1] = 'L';
ha->fw_dump->signature[2] = 'G';
ha->fw_dump->signature[3] = 'C';
ha->fw_dump->version = htonl(1);
ha->fw_dump->fixed_size = htonl(fixed_size);
ha->fw_dump->mem_size = htonl(mem_size);
ha->fw_dump->req_q_size = htonl(req_q_size);
ha->fw_dump->rsp_q_size = htonl(rsp_q_size);
ha->fw_dump->eft_size = htonl(eft_size);
ha->fw_dump->eft_addr_l =
htonl(LSD(ha->eft_dma));
ha->fw_dump->eft_addr_h =
htonl(MSD(ha->eft_dma));
ha->fw_dump->header_size =
htonl(offsetof
(struct qla2xxx_fw_dump, isp));
}
mutex_unlock(&ha->optrom_mutex);
}
}
}
static int
qla81xx_mpi_sync(scsi_qla_host_t *vha)
{
#define MPS_MASK 0xe0
int rval;
uint16_t dc;
uint32_t dw;
if (!IS_QLA81XX(vha->hw))
return QLA_SUCCESS;
rval = qla2x00_write_ram_word(vha, 0x7c00, 1);
if (rval != QLA_SUCCESS) {
ql_log(ql_log_warn, vha, 0x0105,
"Unable to acquire semaphore.\n");
goto done;
}
pci_read_config_word(vha->hw->pdev, 0x54, &dc);
rval = qla2x00_read_ram_word(vha, 0x7a15, &dw);
if (rval != QLA_SUCCESS) {
ql_log(ql_log_warn, vha, 0x0067, "Unable to read sync.\n");
goto done_release;
}
dc &= MPS_MASK;
if (dc == (dw & MPS_MASK))
goto done_release;
dw &= ~MPS_MASK;
dw |= dc;
rval = qla2x00_write_ram_word(vha, 0x7a15, dw);
if (rval != QLA_SUCCESS) {
ql_log(ql_log_warn, vha, 0x0114, "Unable to gain sync.\n");
}
done_release:
rval = qla2x00_write_ram_word(vha, 0x7c00, 0);
if (rval != QLA_SUCCESS) {
ql_log(ql_log_warn, vha, 0x006d,
"Unable to release semaphore.\n");
}
done:
return rval;
}
int
qla2x00_alloc_outstanding_cmds(struct qla_hw_data *ha, struct req_que *req)
{
if (req->outstanding_cmds)
return QLA_SUCCESS;
if (!IS_FWI2_CAPABLE(ha))
req->num_outstanding_cmds = DEFAULT_OUTSTANDING_COMMANDS;
else {
if (ha->cur_fw_xcb_count <= ha->cur_fw_iocb_count)
req->num_outstanding_cmds = ha->cur_fw_xcb_count;
else
req->num_outstanding_cmds = ha->cur_fw_iocb_count;
}
req->outstanding_cmds = kcalloc(req->num_outstanding_cmds,
sizeof(srb_t *),
GFP_KERNEL);
if (!req->outstanding_cmds) {
req->num_outstanding_cmds = MIN_OUTSTANDING_COMMANDS;
req->outstanding_cmds = kcalloc(req->num_outstanding_cmds,
sizeof(srb_t *),
GFP_KERNEL);
if (!req->outstanding_cmds) {
ql_log(ql_log_fatal, NULL, 0x0126,
"Failed to allocate memory for "
"outstanding_cmds for req_que %p.\n", req);
req->num_outstanding_cmds = 0;
return QLA_FUNCTION_FAILED;
}
}
return QLA_SUCCESS;
}
#define PRINT_FIELD(_field, _flag, _str) { \
if (a0->_field & _flag) {\
if (p) {\
strcat(ptr, "|");\
ptr++;\
leftover--;\
} \
len = snprintf(ptr, leftover, "%s", _str); \
p = 1;\
leftover -= len;\
ptr += len; \
} \
}
static void qla2xxx_print_sfp_info(struct scsi_qla_host *vha)
{
#define STR_LEN 64
struct sff_8247_a0 *a0 = (struct sff_8247_a0 *)vha->hw->sfp_data;
u8 str[STR_LEN], *ptr, p;
int leftover, len;
memset(str, 0, STR_LEN);
snprintf(str, SFF_VEN_NAME_LEN+1, a0->vendor_name);
ql_dbg(ql_dbg_init, vha, 0x015a,
"SFP MFG Name: %s\n", str);
memset(str, 0, STR_LEN);
snprintf(str, SFF_PART_NAME_LEN+1, a0->vendor_pn);
ql_dbg(ql_dbg_init, vha, 0x015c,
"SFP Part Name: %s\n", str);
memset(str, 0, STR_LEN);
ptr = str;
leftover = STR_LEN;
p = len = 0;
PRINT_FIELD(fc_med_cc9, FC_MED_TW, "Twin AX");
PRINT_FIELD(fc_med_cc9, FC_MED_TP, "Twisted Pair");
PRINT_FIELD(fc_med_cc9, FC_MED_MI, "Min Coax");
PRINT_FIELD(fc_med_cc9, FC_MED_TV, "Video Coax");
PRINT_FIELD(fc_med_cc9, FC_MED_M6, "MultiMode 62.5um");
PRINT_FIELD(fc_med_cc9, FC_MED_M5, "MultiMode 50um");
PRINT_FIELD(fc_med_cc9, FC_MED_SM, "SingleMode");
ql_dbg(ql_dbg_init, vha, 0x0160,
"SFP Media: %s\n", str);
memset(str, 0, STR_LEN);
ptr = str;
leftover = STR_LEN;
p = len = 0;
PRINT_FIELD(fc_ll_cc7, FC_LL_VL, "Very Long");
PRINT_FIELD(fc_ll_cc7, FC_LL_S, "Short");
PRINT_FIELD(fc_ll_cc7, FC_LL_I, "Intermediate");
PRINT_FIELD(fc_ll_cc7, FC_LL_L, "Long");
PRINT_FIELD(fc_ll_cc7, FC_LL_M, "Medium");
ql_dbg(ql_dbg_init, vha, 0x0196,
"SFP Link Length: %s\n", str);
memset(str, 0, STR_LEN);
ptr = str;
leftover = STR_LEN;
p = len = 0;
PRINT_FIELD(fc_ll_cc7, FC_LL_SA, "Short Wave (SA)");
PRINT_FIELD(fc_ll_cc7, FC_LL_LC, "Long Wave(LC)");
PRINT_FIELD(fc_tec_cc8, FC_TEC_SN, "Short Wave (SN)");
PRINT_FIELD(fc_tec_cc8, FC_TEC_SL, "Short Wave (SL)");
PRINT_FIELD(fc_tec_cc8, FC_TEC_LL, "Long Wave (LL)");
ql_dbg(ql_dbg_init, vha, 0x016e,
"SFP FC Link Tech: %s\n", str);
if (a0->length_km)
ql_dbg(ql_dbg_init, vha, 0x016f,
"SFP Distant: %d km\n", a0->length_km);
if (a0->length_100m)
ql_dbg(ql_dbg_init, vha, 0x0170,
"SFP Distant: %d m\n", a0->length_100m*100);
if (a0->length_50um_10m)
ql_dbg(ql_dbg_init, vha, 0x0189,
"SFP Distant (WL=50um): %d m\n", a0->length_50um_10m * 10);
if (a0->length_62um_10m)
ql_dbg(ql_dbg_init, vha, 0x018a,
"SFP Distant (WL=62.5um): %d m\n", a0->length_62um_10m * 10);
if (a0->length_om4_10m)
ql_dbg(ql_dbg_init, vha, 0x0194,
"SFP Distant (OM4): %d m\n", a0->length_om4_10m * 10);
if (a0->length_om3_10m)
ql_dbg(ql_dbg_init, vha, 0x0195,
"SFP Distant (OM3): %d m\n", a0->length_om3_10m * 10);
}
int
qla24xx_detect_sfp(scsi_qla_host_t *vha)
{
int rc, used_nvram;
struct sff_8247_a0 *a;
struct qla_hw_data *ha = vha->hw;
struct nvram_81xx *nv = ha->nvram;
#define LR_DISTANCE_UNKNOWN 2
static const char * const types[] = { "Short", "Long" };
static const char * const lengths[] = { "(10km)", "(5km)", "" };
u8 ll = 0;
used_nvram = 0;
ha->flags.lr_detected = 0;
if (IS_BPM_RANGE_CAPABLE(ha) &&
(nv->enhanced_features & NEF_LR_DIST_ENABLE)) {
used_nvram = 1;
ha->flags.lr_detected = 1;
ha->lr_distance =
(nv->enhanced_features >> LR_DIST_NV_POS)
& LR_DIST_NV_MASK;
}
if (!IS_BPM_ENABLED(vha))
goto out;
rc = qla2x00_read_sfp_dev(vha, NULL, 0);
if (rc)
goto out;
used_nvram = 0;
a = (struct sff_8247_a0 *)vha->hw->sfp_data;
qla2xxx_print_sfp_info(vha);
ha->flags.lr_detected = 0;
ll = a->fc_ll_cc7;
if (ll & FC_LL_VL || ll & FC_LL_L) {
ha->flags.lr_detected = 1;
if (a->length_km > 5 || a->length_100m > 50)
ha->lr_distance = LR_DISTANCE_10K;
else
ha->lr_distance = LR_DISTANCE_5K;
}
out:
ql_dbg(ql_dbg_async, vha, 0x507b,
"SFP detect: %s-Range SFP %s (nvr=%x ll=%x lr=%x lrd=%x).\n",
types[ha->flags.lr_detected],
ha->flags.lr_detected ? lengths[ha->lr_distance] :
lengths[LR_DISTANCE_UNKNOWN],
used_nvram, ll, ha->flags.lr_detected, ha->lr_distance);
return ha->flags.lr_detected;
}
void qla_init_iocb_limit(scsi_qla_host_t *vha)
{
u16 i, num_qps;
u32 limit;
struct qla_hw_data *ha = vha->hw;
num_qps = ha->num_qpairs + 1;
limit = (ha->orig_fw_iocb_count * QLA_IOCB_PCT_LIMIT) / 100;
ha->base_qpair->fwres.iocbs_total = ha->orig_fw_iocb_count;
ha->base_qpair->fwres.iocbs_limit = limit;
ha->base_qpair->fwres.iocbs_qp_limit = limit / num_qps;
ha->base_qpair->fwres.iocbs_used = 0;
for (i = 0; i < ha->max_qpairs; i++) {
if (ha->queue_pair_map[i]) {
ha->queue_pair_map[i]->fwres.iocbs_total =
ha->orig_fw_iocb_count;
ha->queue_pair_map[i]->fwres.iocbs_limit = limit;
ha->queue_pair_map[i]->fwres.iocbs_qp_limit =
limit / num_qps;
ha->queue_pair_map[i]->fwres.iocbs_used = 0;
}
}
}
static int
qla2x00_setup_chip(scsi_qla_host_t *vha)
{
int rval;
uint32_t srisc_address = 0;
struct qla_hw_data *ha = vha->hw;
struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
unsigned long flags;
uint16_t fw_major_version;
int done_once = 0;
if (IS_P3P_TYPE(ha)) {
rval = ha->isp_ops->load_risc(vha, &srisc_address);
if (rval == QLA_SUCCESS) {
qla2x00_stop_firmware(vha);
goto enable_82xx_npiv;
} else
goto failed;
}
if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) {
spin_lock_irqsave(&ha->hardware_lock, flags);
wrt_reg_word(®->hccr, (HCCR_ENABLE_PARITY + 0x0));
rd_reg_word(®->hccr);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
}
qla81xx_mpi_sync(vha);
execute_fw_with_lr:
rval = ha->isp_ops->load_risc(vha, &srisc_address);
if (rval == QLA_SUCCESS) {
ql_dbg(ql_dbg_init, vha, 0x00c9,
"Verifying Checksum of loaded RISC code.\n");
rval = qla2x00_verify_checksum(vha, srisc_address);
if (rval == QLA_SUCCESS) {
ql_dbg(ql_dbg_init, vha, 0x00ca,
"Starting firmware.\n");
if (ql2xexlogins)
ha->flags.exlogins_enabled = 1;
if (qla_is_exch_offld_enabled(vha))
ha->flags.exchoffld_enabled = 1;
rval = qla2x00_execute_fw(vha, srisc_address);
if (rval == QLA_SUCCESS) {
if (!done_once++ && qla24xx_detect_sfp(vha)) {
ql_dbg(ql_dbg_init, vha, 0x00ca,
"Re-starting firmware -- BPM.\n");
ha->isp_ops->reset_chip(vha);
ha->isp_ops->chip_diag(vha);
goto execute_fw_with_lr;
}
if (IS_ZIO_THRESHOLD_CAPABLE(ha))
qla27xx_set_zio_threshold(vha,
ha->last_zio_threshold);
rval = qla2x00_set_exlogins_buffer(vha);
if (rval != QLA_SUCCESS)
goto failed;
rval = qla2x00_set_exchoffld_buffer(vha);
if (rval != QLA_SUCCESS)
goto failed;
enable_82xx_npiv:
fw_major_version = ha->fw_major_version;
if (IS_P3P_TYPE(ha))
qla82xx_check_md_needed(vha);
else
rval = qla2x00_get_fw_version(vha);
if (rval != QLA_SUCCESS)
goto failed;
ha->flags.npiv_supported = 0;
if (IS_QLA2XXX_MIDTYPE(ha) &&
(ha->fw_attributes & BIT_2)) {
ha->flags.npiv_supported = 1;
if ((!ha->max_npiv_vports) ||
((ha->max_npiv_vports + 1) %
MIN_MULTI_ID_FABRIC))
ha->max_npiv_vports =
MIN_MULTI_ID_FABRIC - 1;
}
qla2x00_get_resource_cnts(vha);
qla_init_iocb_limit(vha);
rval = qla2x00_alloc_outstanding_cmds(ha,
vha->req);
if (rval != QLA_SUCCESS)
goto failed;
if (!fw_major_version && !(IS_P3P_TYPE(ha)))
qla2x00_alloc_offload_mem(vha);
if (ql2xallocfwdump && !(IS_P3P_TYPE(ha)))
qla2x00_alloc_fw_dump(vha);
} else {
goto failed;
}
} else {
ql_log(ql_log_fatal, vha, 0x00cd,
"ISP Firmware failed checksum.\n");
goto failed;
}
if (ql2xrdpenable || ha->flags.scm_supported_f ||
ha->flags.edif_enabled)
qla25xx_set_els_cmds_supported(vha);
} else
goto failed;
if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) {
spin_lock_irqsave(&ha->hardware_lock, flags);
if (IS_QLA2300(ha))
wrt_reg_word(®->hccr, HCCR_ENABLE_PARITY + 0x1);
else
wrt_reg_word(®->hccr, HCCR_ENABLE_PARITY + 0x7);
rd_reg_word(®->hccr);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
}
if (IS_QLA27XX(ha) || IS_QLA28XX(ha))
ha->flags.fac_supported = 1;
else if (rval == QLA_SUCCESS && IS_FAC_REQUIRED(ha)) {
uint32_t size;
rval = qla81xx_fac_get_sector_size(vha, &size);
if (rval == QLA_SUCCESS) {
ha->flags.fac_supported = 1;
ha->fdt_block_size = size << 2;
} else {
ql_log(ql_log_warn, vha, 0x00ce,
"Unsupported FAC firmware (%d.%02d.%02d).\n",
ha->fw_major_version, ha->fw_minor_version,
ha->fw_subminor_version);
if (IS_QLA83XX(ha)) {
ha->flags.fac_supported = 0;
rval = QLA_SUCCESS;
}
}
}
failed:
if (rval) {
ql_log(ql_log_fatal, vha, 0x00cf,
"Setup chip ****FAILED****.\n");
}
return (rval);
}
void
qla2x00_init_response_q_entries(struct rsp_que *rsp)
{
uint16_t cnt;
response_t *pkt;
rsp->ring_ptr = rsp->ring;
rsp->ring_index = 0;
rsp->status_srb = NULL;
pkt = rsp->ring_ptr;
for (cnt = 0; cnt < rsp->length; cnt++) {
pkt->signature = RESPONSE_PROCESSED;
pkt++;
}
}
void
qla2x00_update_fw_options(scsi_qla_host_t *vha)
{
uint16_t swing, emphasis, tx_sens, rx_sens;
struct qla_hw_data *ha = vha->hw;
memset(ha->fw_options, 0, sizeof(ha->fw_options));
qla2x00_get_fw_options(vha, ha->fw_options);
if (IS_QLA2100(ha) || IS_QLA2200(ha))
return;
ql_dbg(ql_dbg_init + ql_dbg_buffer, vha, 0x0115,
"Serial link options.\n");
ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0109,
ha->fw_seriallink_options, sizeof(ha->fw_seriallink_options));
ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING;
if (ha->fw_seriallink_options[3] & BIT_2) {
ha->fw_options[1] |= FO1_SET_EMPHASIS_SWING;
swing = ha->fw_seriallink_options[2] & (BIT_2 | BIT_1 | BIT_0);
emphasis = (ha->fw_seriallink_options[2] &
(BIT_4 | BIT_3)) >> 3;
tx_sens = ha->fw_seriallink_options[0] &
(BIT_3 | BIT_2 | BIT_1 | BIT_0);
rx_sens = (ha->fw_seriallink_options[0] &
(BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4;
ha->fw_options[10] = (emphasis << 14) | (swing << 8);
if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
if (rx_sens == 0x0)
rx_sens = 0x3;
ha->fw_options[10] |= (tx_sens << 4) | rx_sens;
} else if (IS_QLA2322(ha) || IS_QLA6322(ha))
ha->fw_options[10] |= BIT_5 |
((rx_sens & (BIT_1 | BIT_0)) << 2) |
(tx_sens & (BIT_1 | BIT_0));
swing = (ha->fw_seriallink_options[2] &
(BIT_7 | BIT_6 | BIT_5)) >> 5;
emphasis = ha->fw_seriallink_options[3] & (BIT_1 | BIT_0);
tx_sens = ha->fw_seriallink_options[1] &
(BIT_3 | BIT_2 | BIT_1 | BIT_0);
rx_sens = (ha->fw_seriallink_options[1] &
(BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4;
ha->fw_options[11] = (emphasis << 14) | (swing << 8);
if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
if (rx_sens == 0x0)
rx_sens = 0x3;
ha->fw_options[11] |= (tx_sens << 4) | rx_sens;
} else if (IS_QLA2322(ha) || IS_QLA6322(ha))
ha->fw_options[11] |= BIT_5 |
((rx_sens & (BIT_1 | BIT_0)) << 2) |
(tx_sens & (BIT_1 | BIT_0));
}
ha->fw_options[3] |= BIT_13;
if (ha->flags.enable_led_scheme)
ha->fw_options[2] |= BIT_12;
if (IS_QLA6312(ha))
ha->fw_options[2] |= BIT_13;
if (ha->operating_mode == P2P) {
ha->fw_options[2] |= BIT_3;
ql_dbg(ql_dbg_disc, vha, 0x2100,
"(%s): Setting FLOGI retry BIT in fw_options[2]: 0x%x\n",
__func__, ha->fw_options[2]);
}
qla2x00_set_fw_options(vha, ha->fw_options);
}
void
qla24xx_update_fw_options(scsi_qla_host_t *vha)
{
int rval;
struct qla_hw_data *ha = vha->hw;
if (IS_P3P_TYPE(ha))
return;
if (ql2xfwholdabts)
ha->fw_options[3] |= BIT_12;
if (ha->operating_mode == P2P) {
ha->fw_options[2] |= BIT_3;
ql_dbg(ql_dbg_disc, vha, 0x2101,
"(%s): Setting FLOGI retry BIT in fw_options[2]: 0x%x\n",
__func__, ha->fw_options[2]);
}
if (ql2xmvasynctoatio && !ha->flags.edif_enabled &&
(IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha))) {
if (qla_tgt_mode_enabled(vha) ||
qla_dual_mode_enabled(vha))
ha->fw_options[2] |= BIT_11;
else
ha->fw_options[2] &= ~BIT_11;
}
if (IS_QLA25XX(ha) || IS_QLA83XX(ha) || IS_QLA27XX(ha) ||
IS_QLA28XX(ha)) {
if (qla_tgt_mode_enabled(vha) ||
qla_dual_mode_enabled(vha))
ha->fw_options[2] |= BIT_4;
else
ha->fw_options[2] &= ~(BIT_4);
if (qla2xuseresexchforels)
ha->fw_options[2] |= BIT_8;
else
ha->fw_options[2] &= ~BIT_8;
if (ha->flags.edif_enabled &&
DBELL_ACTIVE(vha)) {
ha->fw_options[3] |= BIT_15;
ha->flags.n2n_fw_acc_sec = 1;
} else {
ha->fw_options[3] &= ~BIT_15;
ha->flags.n2n_fw_acc_sec = 0;
}
}
if (ql2xrdpenable || ha->flags.scm_supported_f ||
ha->flags.edif_enabled)
ha->fw_options[1] |= ADD_FO1_ENABLE_PUREX_IOCB;
if (IS_BPM_RANGE_CAPABLE(ha))
ha->fw_options[3] |= BIT_10;
ql_dbg(ql_dbg_init, vha, 0x00e8,
"%s, add FW options 1-3 = 0x%04x 0x%04x 0x%04x mode %x\n",
__func__, ha->fw_options[1], ha->fw_options[2],
ha->fw_options[3], vha->host->active_mode);
if (ha->fw_options[1] || ha->fw_options[2] || ha->fw_options[3])
qla2x00_set_fw_options(vha, ha->fw_options);
if ((le16_to_cpu(ha->fw_seriallink_options24[0]) & BIT_0) == 0)
return;
rval = qla2x00_set_serdes_params(vha,
le16_to_cpu(ha->fw_seriallink_options24[1]),
le16_to_cpu(ha->fw_seriallink_options24[2]),
le16_to_cpu(ha->fw_seriallink_options24[3]));
if (rval != QLA_SUCCESS) {
ql_log(ql_log_warn, vha, 0x0104,
"Unable to update Serial Link options (%x).\n", rval);
}
}
void
qla2x00_config_rings(struct scsi_qla_host *vha)
{
struct qla_hw_data *ha = vha->hw;
struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
struct req_que *req = ha->req_q_map[0];
struct rsp_que *rsp = ha->rsp_q_map[0];
ha->init_cb->request_q_outpointer = cpu_to_le16(0);
ha->init_cb->response_q_inpointer = cpu_to_le16(0);
ha->init_cb->request_q_length = cpu_to_le16(req->length);
ha->init_cb->response_q_length = cpu_to_le16(rsp->length);
put_unaligned_le64(req->dma, &ha->init_cb->request_q_address);
put_unaligned_le64(rsp->dma, &ha->init_cb->response_q_address);
wrt_reg_word(ISP_REQ_Q_IN(ha, reg), 0);
wrt_reg_word(ISP_REQ_Q_OUT(ha, reg), 0);
wrt_reg_word(ISP_RSP_Q_IN(ha, reg), 0);
wrt_reg_word(ISP_RSP_Q_OUT(ha, reg), 0);
rd_reg_word(ISP_RSP_Q_OUT(ha, reg));
}
void
qla24xx_config_rings(struct scsi_qla_host *vha)
{
struct qla_hw_data *ha = vha->hw;
device_reg_t *reg = ISP_QUE_REG(ha, 0);
struct device_reg_2xxx __iomem *ioreg = &ha->iobase->isp;
struct qla_msix_entry *msix;
struct init_cb_24xx *icb;
uint16_t rid = 0;
struct req_que *req = ha->req_q_map[0];
struct rsp_que *rsp = ha->rsp_q_map[0];
icb = (struct init_cb_24xx *)ha->init_cb;
icb->request_q_outpointer = cpu_to_le16(0);
icb->response_q_inpointer = cpu_to_le16(0);
icb->request_q_length = cpu_to_le16(req->length);
icb->response_q_length = cpu_to_le16(rsp->length);
put_unaligned_le64(req->dma, &icb->request_q_address);
put_unaligned_le64(rsp->dma, &icb->response_q_address);
icb->atio_q_inpointer = cpu_to_le16(0);
icb->atio_q_length = cpu_to_le16(ha->tgt.atio_q_length);
put_unaligned_le64(ha->tgt.atio_dma, &icb->atio_q_address);
if (IS_SHADOW_REG_CAPABLE(ha))
icb->firmware_options_2 |= cpu_to_le32(BIT_30|BIT_29);
if (ha->mqenable || IS_QLA83XX(ha) || IS_QLA27XX(ha) ||
IS_QLA28XX(ha)) {
icb->qos = cpu_to_le16(QLA_DEFAULT_QUE_QOS);
icb->rid = cpu_to_le16(rid);
if (ha->flags.msix_enabled) {
msix = &ha->msix_entries[1];
ql_dbg(ql_dbg_init, vha, 0x0019,
"Registering vector 0x%x for base que.\n",
msix->entry);
icb->msix = cpu_to_le16(msix->entry);
}
if (MSB(rid))
icb->firmware_options_2 |= cpu_to_le32(BIT_19);
if (LSB(rid))
icb->firmware_options_2 |= cpu_to_le32(BIT_18);
if ((ha->fw_attributes & BIT_6) && (IS_MSIX_NACK_CAPABLE(ha)) &&
(ha->flags.msix_enabled)) {
icb->firmware_options_2 &= cpu_to_le32(~BIT_22);
ha->flags.disable_msix_handshake = 1;
ql_dbg(ql_dbg_init, vha, 0x00fe,
"MSIX Handshake Disable Mode turned on.\n");
} else {
icb->firmware_options_2 |= cpu_to_le32(BIT_22);
}
icb->firmware_options_2 |= cpu_to_le32(BIT_23);
wrt_reg_dword(®->isp25mq.req_q_in, 0);
wrt_reg_dword(®->isp25mq.req_q_out, 0);
wrt_reg_dword(®->isp25mq.rsp_q_in, 0);
wrt_reg_dword(®->isp25mq.rsp_q_out, 0);
} else {
wrt_reg_dword(®->isp24.req_q_in, 0);
wrt_reg_dword(®->isp24.req_q_out, 0);
wrt_reg_dword(®->isp24.rsp_q_in, 0);
wrt_reg_dword(®->isp24.rsp_q_out, 0);
}
qlt_24xx_config_rings(vha);
if (ha->set_data_rate) {
ql_dbg(ql_dbg_init, vha, 0x00fd,
"Speed set by user : %s Gbps \n",
qla2x00_get_link_speed_str(ha, ha->set_data_rate));
icb->firmware_options_3 = cpu_to_le32(ha->set_data_rate << 13);
}
rd_reg_word(&ioreg->hccr);
}
int
qla2x00_init_rings(scsi_qla_host_t *vha)
{
int rval;
unsigned long flags = 0;
int cnt, que;
struct qla_hw_data *ha = vha->hw;
struct req_que *req;
struct rsp_que *rsp;
struct mid_init_cb_24xx *mid_init_cb =
(struct mid_init_cb_24xx *) ha->init_cb;
spin_lock_irqsave(&ha->hardware_lock, flags);
for (que = 0; que < ha->max_req_queues; que++) {
req = ha->req_q_map[que];
if (!req || !test_bit(que, ha->req_qid_map))
continue;
req->out_ptr = (uint16_t *)(req->ring + req->length);
*req->out_ptr = 0;
for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++)
req->outstanding_cmds[cnt] = NULL;
req->current_outstanding_cmd = 1;
req->ring_ptr = req->ring;
req->ring_index = 0;
req->cnt = req->length;
}
for (que = 0; que < ha->max_rsp_queues; que++) {
rsp = ha->rsp_q_map[que];
if (!rsp || !test_bit(que, ha->rsp_qid_map))
continue;
rsp->in_ptr = (uint16_t *)(rsp->ring + rsp->length);
*rsp->in_ptr = 0;
if (IS_QLAFX00(ha))
qlafx00_init_response_q_entries(rsp);
else
qla2x00_init_response_q_entries(rsp);
}
ha->tgt.atio_ring_ptr = ha->tgt.atio_ring;
ha->tgt.atio_ring_index = 0;
qlt_init_atio_q_entries(vha);
ha->isp_ops->config_rings(vha);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
if (IS_QLAFX00(ha)) {
rval = qlafx00_init_firmware(vha, ha->init_cb_size);
goto next_check;
}
ha->isp_ops->update_fw_options(vha);
ql_dbg(ql_dbg_init, vha, 0x00d1,
"Issue init firmware FW opt 1-3= %08x %08x %08x.\n",
le32_to_cpu(mid_init_cb->init_cb.firmware_options_1),
le32_to_cpu(mid_init_cb->init_cb.firmware_options_2),
le32_to_cpu(mid_init_cb->init_cb.firmware_options_3));
if (ha->flags.npiv_supported) {
if (ha->operating_mode == LOOP && !IS_CNA_CAPABLE(ha))
ha->max_npiv_vports = MIN_MULTI_ID_FABRIC - 1;
mid_init_cb->count = cpu_to_le16(ha->max_npiv_vports);
}
if (IS_FWI2_CAPABLE(ha)) {
mid_init_cb->options = cpu_to_le16(BIT_1);
mid_init_cb->init_cb.execution_throttle =
cpu_to_le16(ha->cur_fw_xcb_count);
ha->flags.dport_enabled =
(le32_to_cpu(mid_init_cb->init_cb.firmware_options_1) &
BIT_7) != 0;
ql_dbg(ql_dbg_init, vha, 0x0191, "DPORT Support: %s.\n",
(ha->flags.dport_enabled) ? "enabled" : "disabled");
ha->flags.fawwpn_enabled =
(le32_to_cpu(mid_init_cb->init_cb.firmware_options_1) &
BIT_6) != 0;
ql_dbg(ql_dbg_init, vha, 0x00bc, "FA-WWPN Support: %s.\n",
(ha->flags.fawwpn_enabled) ? "enabled" : "disabled");
}
if (ha->flags.edif_enabled)
mid_init_cb->init_cb.frame_payload_size = cpu_to_le16(ELS_MAX_PAYLOAD);
rval = qla2x00_init_firmware(vha, ha->init_cb_size);
next_check:
if (rval) {
ql_log(ql_log_fatal, vha, 0x00d2,
"Init Firmware **** FAILED ****.\n");
} else {
ql_dbg(ql_dbg_init, vha, 0x00d3,
"Init Firmware -- success.\n");
QLA_FW_STARTED(ha);
vha->u_ql2xexchoffld = vha->u_ql2xiniexchg = 0;
}
return (rval);
}
static int
qla2x00_fw_ready(scsi_qla_host_t *vha)
{
int rval;
unsigned long wtime, mtime, cs84xx_time;
uint16_t min_wait;
uint16_t wait_time;
uint16_t state[6];
struct qla_hw_data *ha = vha->hw;
if (IS_QLAFX00(vha->hw))
return qlafx00_fw_ready(vha);
if (IS_P3P_TYPE(ha))
min_wait = 30;
else
min_wait = 20;
if ((wait_time = (ha->retry_count*ha->login_timeout) + 5) < min_wait) {
wait_time = min_wait;
}
mtime = jiffies + (min_wait * HZ);
wtime = jiffies + (wait_time * HZ);
if (!vha->flags.init_done)
ql_log(ql_log_info, vha, 0x801e,
"Waiting for LIP to complete.\n");
do {
memset(state, -1, sizeof(state));
rval = qla2x00_get_firmware_state(vha, state);
if (rval == QLA_SUCCESS) {
if (state[0] < FSTATE_LOSS_OF_SYNC) {
vha->device_flags &= ~DFLG_NO_CABLE;
}
if (IS_QLA84XX(ha) && state[0] != FSTATE_READY) {
ql_dbg(ql_dbg_taskm, vha, 0x801f,
"fw_state=%x 84xx=%x.\n", state[0],
state[2]);
if ((state[2] & FSTATE_LOGGED_IN) &&
(state[2] & FSTATE_WAITING_FOR_VERIFY)) {
ql_dbg(ql_dbg_taskm, vha, 0x8028,
"Sending verify iocb.\n");
cs84xx_time = jiffies;
rval = qla84xx_init_chip(vha);
if (rval != QLA_SUCCESS) {
ql_log(ql_log_warn,
vha, 0x8007,
"Init chip failed.\n");
break;
}
cs84xx_time = jiffies - cs84xx_time;
wtime += cs84xx_time;
mtime += cs84xx_time;
ql_dbg(ql_dbg_taskm, vha, 0x8008,
"Increasing wait time by %ld. "
"New time %ld.\n", cs84xx_time,
wtime);
}
} else if (state[0] == FSTATE_READY) {
ql_dbg(ql_dbg_taskm, vha, 0x8037,
"F/W Ready - OK.\n");
qla2x00_get_retry_cnt(vha, &ha->retry_count,
&ha->login_timeout, &ha->r_a_tov);
rval = QLA_SUCCESS;
break;
}
rval = QLA_FUNCTION_FAILED;
if (atomic_read(&vha->loop_down_timer) &&
state[0] != FSTATE_READY) {
if (time_after_eq(jiffies, mtime)) {
ql_log(ql_log_info, vha, 0x8038,
"Cable is unplugged...\n");
vha->device_flags |= DFLG_NO_CABLE;
break;
}
}
} else {
if (time_after_eq(jiffies, mtime) ||
ha->flags.isp82xx_fw_hung)
break;
}
if (time_after_eq(jiffies, wtime))
break;
msleep(500);
} while (1);
ql_dbg(ql_dbg_taskm, vha, 0x803a,
"fw_state=%x (%x, %x, %x, %x %x) curr time=%lx.\n", state[0],
state[1], state[2], state[3], state[4], state[5], jiffies);
if (rval && !(vha->device_flags & DFLG_NO_CABLE)) {
ql_log(ql_log_warn, vha, 0x803b,
"Firmware ready **** FAILED ****.\n");
}
return (rval);
}
static int
qla2x00_configure_hba(scsi_qla_host_t *vha)
{
int rval;
uint16_t loop_id;
uint16_t topo;
uint16_t sw_cap;
uint8_t al_pa;
uint8_t area;
uint8_t domain;
char connect_type[22];
struct qla_hw_data *ha = vha->hw;
scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
port_id_t id;
unsigned long flags;
rval = qla2x00_get_adapter_id(vha,
&loop_id, &al_pa, &area, &domain, &topo, &sw_cap);
if (rval != QLA_SUCCESS) {
if (LOOP_TRANSITION(vha) || atomic_read(&ha->loop_down_timer) ||
IS_CNA_CAPABLE(ha) ||
(rval == QLA_COMMAND_ERROR && loop_id == 0x7)) {
ql_dbg(ql_dbg_disc, vha, 0x2008,
"Loop is in a transition state.\n");
} else {
ql_log(ql_log_warn, vha, 0x2009,
"Unable to get host loop ID.\n");
if (IS_FWI2_CAPABLE(ha) && (vha == base_vha) &&
(rval == QLA_COMMAND_ERROR && loop_id == 0x1b)) {
ql_log(ql_log_warn, vha, 0x1151,
"Doing link init.\n");
if (qla24xx_link_initialize(vha) == QLA_SUCCESS)
return rval;
}
set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
}
return (rval);
}
if (topo == 4) {
ql_log(ql_log_info, vha, 0x200a,
"Cannot get topology - retrying.\n");
return (QLA_FUNCTION_FAILED);
}
vha->loop_id = loop_id;
ha->min_external_loopid = SNS_FIRST_LOOP_ID;
ha->operating_mode = LOOP;
switch (topo) {
case 0:
ql_dbg(ql_dbg_disc, vha, 0x200b, "HBA in NL topology.\n");
ha->switch_cap = 0;
ha->current_topology = ISP_CFG_NL;
strcpy(connect_type, "(Loop)");
break;
case 1:
ql_dbg(ql_dbg_disc, vha, 0x200c, "HBA in FL topology.\n");
ha->switch_cap = sw_cap;
ha->current_topology = ISP_CFG_FL;
strcpy(connect_type, "(FL_Port)");
break;
case 2:
ql_dbg(ql_dbg_disc, vha, 0x200d, "HBA in N P2P topology.\n");
ha->switch_cap = 0;
ha->operating_mode = P2P;
ha->current_topology = ISP_CFG_N;
strcpy(connect_type, "(N_Port-to-N_Port)");
break;
case 3:
ql_dbg(ql_dbg_disc, vha, 0x200e, "HBA in F P2P topology.\n");
ha->switch_cap = sw_cap;
ha->operating_mode = P2P;
ha->current_topology = ISP_CFG_F;
strcpy(connect_type, "(F_Port)");
break;
default:
ql_dbg(ql_dbg_disc, vha, 0x200f,
"HBA in unknown topology %x, using NL.\n", topo);
ha->switch_cap = 0;
ha->current_topology = ISP_CFG_NL;
strcpy(connect_type, "(Loop)");
break;
}
id.b.domain = domain;
id.b.area = area;
id.b.al_pa = al_pa;
id.b.rsvd_1 = 0;
spin_lock_irqsave(&ha->hardware_lock, flags);
if (vha->hw->flags.edif_enabled) {
if (topo != 2)
qlt_update_host_map(vha, id);
} else if (!(topo == 2 && ha->flags.n2n_bigger))
qlt_update_host_map(vha, id);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
if (!vha->flags.init_done)
ql_log(ql_log_info, vha, 0x2010,
"Topology - %s, Host Loop address 0x%x.\n",
connect_type, vha->loop_id);
return(rval);
}
inline void
qla2x00_set_model_info(scsi_qla_host_t *vha, uint8_t *model, size_t len,
const char *def)
{
char *st, *en;
uint16_t index;
uint64_t zero[2] = { 0 };
struct qla_hw_data *ha = vha->hw;
int use_tbl = !IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha) &&
!IS_CNA_CAPABLE(ha) && !IS_QLA2031(ha);
if (len > sizeof(zero))
len = sizeof(zero);
if (memcmp(model, &zero, len) != 0) {
memcpy(ha->model_number, model, len);
st = en = ha->model_number;
en += len - 1;
while (en > st) {
if (*en != 0x20 && *en != 0x00)
break;
*en-- = '\0';
}
index = (ha->pdev->subsystem_device & 0xff);
if (use_tbl &&
ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
index < QLA_MODEL_NAMES)
strlcpy(ha->model_desc,
qla2x00_model_name[index * 2 + 1],
sizeof(ha->model_desc));
} else {
index = (ha->pdev->subsystem_device & 0xff);
if (use_tbl &&
ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
index < QLA_MODEL_NAMES) {
strlcpy(ha->model_number,
qla2x00_model_name[index * 2],
sizeof(ha->model_number));
strlcpy(ha->model_desc,
qla2x00_model_name[index * 2 + 1],
sizeof(ha->model_desc));
} else {
strlcpy(ha->model_number, def,
sizeof(ha->model_number));
}
}
if (IS_FWI2_CAPABLE(ha))
qla2xxx_get_vpd_field(vha, "\x82", ha->model_desc,
sizeof(ha->model_desc));
}
static void qla2xxx_nvram_wwn_from_ofw(scsi_qla_host_t *vha, nvram_t *nv)
{
#ifdef CONFIG_SPARC
struct qla_hw_data *ha = vha->hw;
struct pci_dev *pdev = ha->pdev;
struct device_node *dp = pci_device_to_OF_node(pdev);
const u8 *val;
int len;
val = of_get_property(dp, "port-wwn", &len);
if (val && len >= WWN_SIZE)
memcpy(nv->port_name, val, WWN_SIZE);
val = of_get_property(dp, "node-wwn", &len);
if (val && len >= WWN_SIZE)
memcpy(nv->node_name, val, WWN_SIZE);
#endif
}
int
qla2x00_nvram_config(scsi_qla_host_t *vha)
{
int rval;
uint8_t chksum = 0;
uint16_t cnt;
uint8_t *dptr1, *dptr2;
struct qla_hw_data *ha = vha->hw;
init_cb_t *icb = ha->init_cb;
nvram_t *nv = ha->nvram;
uint8_t *ptr = ha->nvram;
struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
rval = QLA_SUCCESS;
ha->nvram_size = sizeof(*nv);
ha->nvram_base = 0;
if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha))
if ((rd_reg_word(®->ctrl_status) >> 14) == 1)
ha->nvram_base = 0x80;
ha->isp_ops->read_nvram(vha, ptr, ha->nvram_base, ha->nvram_size);
for (cnt = 0, chksum = 0; cnt < ha->nvram_size; cnt++)
chksum += *ptr++;
ql_dbg(ql_dbg_init + ql_dbg_buffer, vha, 0x010f,
"Contents of NVRAM.\n");
ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0110,
nv, ha->nvram_size);
if (chksum || memcmp("ISP ", nv->id, sizeof(nv->id)) ||
nv->nvram_version < 1) {
ql_log(ql_log_warn, vha, 0x0064,
"Inconsistent NVRAM detected: checksum=%#x id=%.4s version=%#x.\n",
chksum, nv->id, nv->nvram_version);
ql_log(ql_log_warn, vha, 0x0065,
"Falling back to "
"functioning (yet invalid -- WWPN) defaults.\n");
memset(nv, 0, ha->nvram_size);
nv->parameter_block_version = ICB_VERSION;
if (IS_QLA23XX(ha)) {
nv->firmware_options[0] = BIT_2 | BIT_1;
nv->firmware_options[1] = BIT_7 | BIT_5;
nv->add_firmware_options[0] = BIT_5;
nv->add_firmware_options[1] = BIT_5 | BIT_4;
nv->frame_payload_size = cpu_to_le16(2048);
nv->special_options[1] = BIT_7;
} else if (IS_QLA2200(ha)) {
nv->firmware_options[0] = BIT_2 | BIT_1;
nv->firmware_options[1] = BIT_7 | BIT_5;
nv->add_firmware_options[0] = BIT_5;
nv->add_firmware_options[1] = BIT_5 | BIT_4;
nv->frame_payload_size = cpu_to_le16(1024);
} else if (IS_QLA2100(ha)) {
nv->firmware_options[0] = BIT_3 | BIT_1;
nv->firmware_options[1] = BIT_5;
nv->frame_payload_size = cpu_to_le16(1024);
}
nv->max_iocb_allocation = cpu_to_le16(256);
nv->execution_throttle = cpu_to_le16(16);
nv->retry_count = 8;
nv->retry_delay = 1;
nv->port_name[0] = 33;
nv->port_name[3] = 224;
nv->port_name[4] = 139;
qla2xxx_nvram_wwn_from_ofw(vha, nv);
nv->login_timeout = 4;
nv->host_p[1] = BIT_2;
nv->reset_delay = 5;
nv->port_down_retry_count = 8;
nv->max_luns_per_target = cpu_to_le16(8);
nv->link_down_timeout = 60;
rval = 1;
}
memset(icb, 0, ha->init_cb_size);
nv->firmware_options[0] |= (BIT_6 | BIT_1);
nv->firmware_options[0] &= ~(BIT_5 | BIT_4);
nv->firmware_options[1] |= (BIT_5 | BIT_0);
nv->firmware_options[1] &= ~BIT_4;
if (IS_QLA23XX(ha)) {
nv->firmware_options[0] |= BIT_2;
nv->firmware_options[0] &= ~BIT_3;
nv->special_options[0] &= ~BIT_6;
nv->add_firmware_options[1] |= BIT_5 | BIT_4;
if (IS_QLA2300(ha)) {
if (ha->fb_rev == FPM_2310) {
strcpy(ha->model_number, "QLA2310");
} else {
strcpy(ha->model_number, "QLA2300");
}
} else {
qla2x00_set_model_info(vha, nv->model_number,
sizeof(nv->model_number), "QLA23xx");
}
} else if (IS_QLA2200(ha)) {
nv->firmware_options[0] |= BIT_2;
if ((nv->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) ==
(BIT_5 | BIT_4)) {
nv->add_firmware_options[0] &= ~(BIT_6 | BIT_5 | BIT_4);
nv->add_firmware_options[0] |= BIT_5;
}
strcpy(ha->model_number, "QLA22xx");
} else {
strcpy(ha->model_number, "QLA2100");
}
dptr1 = (uint8_t *)icb;
dptr2 = (uint8_t *)&nv->parameter_block_version;
cnt = (uint8_t *)&icb->request_q_outpointer - (uint8_t *)&icb->version;
while (cnt--)
*dptr1++ = *dptr2++;
dptr1 = (uint8_t *)icb->add_firmware_options;
cnt = (uint8_t *)icb->reserved_3 - (uint8_t *)icb->add_firmware_options;
while (cnt--)
*dptr1++ = *dptr2++;
ha->frame_payload_size = le16_to_cpu(icb->frame_payload_size);
if (nv->host_p[1] & BIT_7) {
memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
}
if ((icb->firmware_options[1] & BIT_6) == 0) {
memcpy(icb->node_name, icb->port_name, WWN_SIZE);
icb->node_name[0] &= 0xF0;
}
if (nv->host_p[0] & BIT_7)
ql2xextended_error_logging = QL_DBG_DEFAULT1_MASK;
ha->flags.disable_risc_code_load = ((nv->host_p[0] & BIT_4) ? 1 : 0);
if (!IS_QLA2100(ha) && !IS_QLA2200(ha))
ha->flags.disable_risc_code_load = 0;
ha->flags.enable_lip_reset = ((nv->host_p[1] & BIT_1) ? 1 : 0);
ha->flags.enable_lip_full_login = ((nv->host_p[1] & BIT_2) ? 1 : 0);
ha->flags.enable_target_reset = ((nv->host_p[1] & BIT_3) ? 1 : 0);
ha->flags.enable_led_scheme = (nv->special_options[1] & BIT_4) ? 1 : 0;
ha->flags.disable_serdes = 0;
ha->operating_mode =
(icb->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) >> 4;
memcpy(ha->fw_seriallink_options, nv->seriallink_options,
sizeof(ha->fw_seriallink_options));
ha->serial0 = icb->port_name[5];
ha->serial1 = icb->port_name[6];
ha->serial2 = icb->port_name[7];
memcpy(vha->node_name, icb->node_name, WWN_SIZE);
memcpy(vha->port_name, icb->port_name, WWN_SIZE);
icb->execution_throttle = cpu_to_le16(0xFFFF);
ha->retry_count = nv->retry_count;
if (nv->login_timeout != ql2xlogintimeout)
nv->login_timeout = ql2xlogintimeout;
if (nv->login_timeout < 4)
nv->login_timeout = 4;
ha->login_timeout = nv->login_timeout;
ha->r_a_tov = 100;
ha->loop_reset_delay = nv->reset_delay;
if (nv->link_down_timeout == 0) {
ha->loop_down_abort_time =
(LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
} else {
ha->link_down_timeout = nv->link_down_timeout;
ha->loop_down_abort_time =
(LOOP_DOWN_TIME - ha->link_down_timeout);
}
ha->port_down_retry_count = nv->port_down_retry_count;
if (qlport_down_retry)
ha->port_down_retry_count = qlport_down_retry;
ha->login_retry_count = nv->retry_count;
if (ha->port_down_retry_count == nv->port_down_retry_count &&
ha->port_down_retry_count > 3)
ha->login_retry_count = ha->port_down_retry_count;
else if (ha->port_down_retry_count > (int)ha->login_retry_count)
ha->login_retry_count = ha->port_down_retry_count;
if (ql2xloginretrycount)
ha->login_retry_count = ql2xloginretrycount;
icb->lun_enables = cpu_to_le16(0);
icb->command_resource_count = 0;
icb->immediate_notify_resource_count = 0;
icb->timeout = cpu_to_le16(0);
if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
icb->firmware_options[0] &= ~BIT_3;
icb->add_firmware_options[0] &=
~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
icb->add_firmware_options[0] |= BIT_2;
icb->response_accumulation_timer = 3;
icb->interrupt_delay_timer = 5;
vha->flags.process_response_queue = 1;
} else {
if (!vha->flags.init_done) {
ha->zio_mode = icb->add_firmware_options[0] &
(BIT_3 | BIT_2 | BIT_1 | BIT_0);
ha->zio_timer = icb->interrupt_delay_timer ?
icb->interrupt_delay_timer : 2;
}
icb->add_firmware_options[0] &=
~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
vha->flags.process_response_queue = 0;
if (ha->zio_mode != QLA_ZIO_DISABLED) {
ha->zio_mode = QLA_ZIO_MODE_6;
ql_log(ql_log_info, vha, 0x0068,
"ZIO mode %d enabled; timer delay (%d us).\n",
ha->zio_mode, ha->zio_timer * 100);
icb->add_firmware_options[0] |= (uint8_t)ha->zio_mode;
icb->interrupt_delay_timer = (uint8_t)ha->zio_timer;
vha->flags.process_response_queue = 1;
}
}
if (rval) {
ql_log(ql_log_warn, vha, 0x0069,
"NVRAM configuration failed.\n");
}
return (rval);
}
static void
qla2x00_rport_del(void *data)
{
fc_port_t *fcport = data;
struct fc_rport *rport;
unsigned long flags;
spin_lock_irqsave(fcport->vha->host->host_lock, flags);
rport = fcport->drport ? fcport->drport : fcport->rport;
fcport->drport = NULL;
spin_unlock_irqrestore(fcport->vha->host->host_lock, flags);
if (rport) {
ql_dbg(ql_dbg_disc, fcport->vha, 0x210b,
"%s %8phN. rport %p roles %x\n",
__func__, fcport->port_name, rport,
rport->roles);
fc_remote_port_delete(rport);
}
}
void qla2x00_set_fcport_state(fc_port_t *fcport, int state)
{
int old_state;
old_state = atomic_read(&fcport->state);
atomic_set(&fcport->state, state);
if (old_state && old_state != state) {
ql_dbg(ql_dbg_disc, fcport->vha, 0x207d,
"FCPort %8phC state transitioned from %s to %s - portid=%02x%02x%02x.\n",
fcport->port_name, port_state_str[old_state],
port_state_str[state], fcport->d_id.b.domain,
fcport->d_id.b.area, fcport->d_id.b.al_pa);
}
}
fc_port_t *
qla2x00_alloc_fcport(scsi_qla_host_t *vha, gfp_t flags)
{
fc_port_t *fcport;
fcport = kzalloc(sizeof(fc_port_t), flags);
if (!fcport)
return NULL;
fcport->ct_desc.ct_sns = dma_alloc_coherent(&vha->hw->pdev->dev,
sizeof(struct ct_sns_pkt), &fcport->ct_desc.ct_sns_dma,
flags);
if (!fcport->ct_desc.ct_sns) {
ql_log(ql_log_warn, vha, 0xd049,
"Failed to allocate ct_sns request.\n");
kfree(fcport);
return NULL;
}
fcport->vha = vha;
fcport->port_type = FCT_UNKNOWN;
fcport->loop_id = FC_NO_LOOP_ID;
qla2x00_set_fcport_state(fcport, FCS_UNCONFIGURED);
fcport->supported_classes = FC_COS_UNSPECIFIED;
fcport->fp_speed = PORT_SPEED_UNKNOWN;
fcport->disc_state = DSC_DELETED;
fcport->fw_login_state = DSC_LS_PORT_UNAVAIL;
fcport->deleted = QLA_SESS_DELETED;
fcport->login_retry = vha->hw->login_retry_count;
fcport->chip_reset = vha->hw->base_qpair->chip_reset;
fcport->logout_on_delete = 1;
fcport->tgt_link_down_time = QLA2XX_MAX_LINK_DOWN_TIME;
fcport->tgt_short_link_down_cnt = 0;
fcport->dev_loss_tmo = 0;
if (!fcport->ct_desc.ct_sns) {
ql_log(ql_log_warn, vha, 0xd049,
"Failed to allocate ct_sns request.\n");
kfree(fcport);
return NULL;
}
INIT_WORK(&fcport->del_work, qla24xx_delete_sess_fn);
INIT_WORK(&fcport->free_work, qlt_free_session_done);
INIT_WORK(&fcport->reg_work, qla_register_fcport_fn);
INIT_LIST_HEAD(&fcport->gnl_entry);
INIT_LIST_HEAD(&fcport->list);
INIT_LIST_HEAD(&fcport->sess_cmd_list);
spin_lock_init(&fcport->sess_cmd_lock);
spin_lock_init(&fcport->edif.sa_list_lock);
INIT_LIST_HEAD(&fcport->edif.tx_sa_list);
INIT_LIST_HEAD(&fcport->edif.rx_sa_list);
if (vha->e_dbell.db_flags == EDB_ACTIVE)
fcport->edif.app_started = 1;
spin_lock_init(&fcport->edif.indx_list_lock);
INIT_LIST_HEAD(&fcport->edif.edif_indx_list);
return fcport;
}
void
qla2x00_free_fcport(fc_port_t *fcport)
{
if (fcport->ct_desc.ct_sns) {
dma_free_coherent(&fcport->vha->hw->pdev->dev,
sizeof(struct ct_sns_pkt), fcport->ct_desc.ct_sns,
fcport->ct_desc.ct_sns_dma);
fcport->ct_desc.ct_sns = NULL;
}
qla_edif_flush_sa_ctl_lists(fcport);
list_del(&fcport->list);
qla2x00_clear_loop_id(fcport);
qla_edif_list_del(fcport);
kfree(fcport);
}
static void qla_get_login_template(scsi_qla_host_t *vha)
{
struct qla_hw_data *ha = vha->hw;
int rval;
u32 *bp, sz;
__be32 *q;
memset(ha->init_cb, 0, ha->init_cb_size);
sz = min_t(int, sizeof(struct fc_els_flogi), ha->init_cb_size);
rval = qla24xx_get_port_login_templ(vha, ha->init_cb_dma,
ha->init_cb, sz);
if (rval != QLA_SUCCESS) {
ql_dbg(ql_dbg_init, vha, 0x00d1,
"PLOGI ELS param read fail.\n");
return;
}
q = (__be32 *)&ha->plogi_els_payld.fl_csp;
bp = (uint32_t *)ha->init_cb;
cpu_to_be32_array(q, bp, sz / 4);
ha->flags.plogi_template_valid = 1;
}
static int
qla2x00_configure_loop(scsi_qla_host_t *vha)
{
int rval;
unsigned long flags, save_flags;
struct qla_hw_data *ha = vha->hw;
rval = QLA_SUCCESS;
if (test_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags)) {
rval = qla2x00_configure_hba(vha);
if (rval != QLA_SUCCESS) {
ql_dbg(ql_dbg_disc, vha, 0x2013,
"Unable to configure HBA.\n");
return (rval);
}
}
save_flags = flags = vha->dpc_flags;
ql_dbg(ql_dbg_disc, vha, 0x2014,
"Configure loop -- dpc flags = 0x%lx.\n", flags);
clear_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
clear_bit(RSCN_UPDATE, &vha->dpc_flags);
qla2x00_get_data_rate(vha);
qla_get_login_template(vha);
if ((ha->current_topology == ISP_CFG_FL ||
ha->current_topology == ISP_CFG_F) &&
(test_bit(LOCAL_LOOP_UPDATE, &flags))) {
set_bit(RSCN_UPDATE, &flags);
clear_bit(LOCAL_LOOP_UPDATE, &flags);
} else if (ha->current_topology == ISP_CFG_NL ||
ha->current_topology == ISP_CFG_N) {
clear_bit(RSCN_UPDATE, &flags);
set_bit(LOCAL_LOOP_UPDATE, &flags);
} else if (!vha->flags.online ||
(test_bit(ABORT_ISP_ACTIVE, &flags))) {
set_bit(RSCN_UPDATE, &flags);
set_bit(LOCAL_LOOP_UPDATE, &flags);
}
if (test_bit(LOCAL_LOOP_UPDATE, &flags)) {
if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
ql_dbg(ql_dbg_disc, vha, 0x2015,
"Loop resync needed, failing.\n");
rval = QLA_FUNCTION_FAILED;
} else
rval = qla2x00_configure_local_loop(vha);
}
if (rval == QLA_SUCCESS && test_bit(RSCN_UPDATE, &flags)) {
if (LOOP_TRANSITION(vha)) {
ql_dbg(ql_dbg_disc, vha, 0x2099,
"Needs RSCN update and loop transition.\n");
rval = QLA_FUNCTION_FAILED;
}
else
rval = qla2x00_configure_fabric(vha);
}
if (rval == QLA_SUCCESS) {
if (atomic_read(&vha->loop_down_timer) ||
test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
rval = QLA_FUNCTION_FAILED;
} else {
atomic_set(&vha->loop_state, LOOP_READY);
ql_dbg(ql_dbg_disc, vha, 0x2069,
"LOOP READY.\n");
ha->flags.fw_init_done = 1;
if (ha->flags.edif_enabled && DBELL_INACTIVE(vha))
qla2x00_post_aen_work(vha, FCH_EVT_LINKUP,
ha->link_data_rate);
if (qla_tgt_mode_enabled(vha) ||
qla_dual_mode_enabled(vha)) {
spin_lock_irqsave(&ha->tgt.atio_lock, flags);
qlt_24xx_process_atio_queue(vha, 0);
spin_unlock_irqrestore(&ha->tgt.atio_lock,
flags);
}
}
}
if (rval) {
ql_dbg(ql_dbg_disc, vha, 0x206a,
"%s *** FAILED ***.\n", __func__);
} else {
ql_dbg(ql_dbg_disc, vha, 0x206b,
"%s: exiting normally. local port wwpn %8phN id %06x)\n",
__func__, vha->port_name, vha->d_id.b24);
}
if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
if (test_bit(LOCAL_LOOP_UPDATE, &save_flags))
set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
if (test_bit(RSCN_UPDATE, &save_flags)) {
set_bit(RSCN_UPDATE, &vha->dpc_flags);
}
}
return (rval);
}
static int qla2x00_configure_n2n_loop(scsi_qla_host_t *vha)
{
unsigned long flags;
fc_port_t *fcport;
ql_dbg(ql_dbg_disc, vha, 0x206a, "%s %d.\n", __func__, __LINE__);
if (test_and_clear_bit(N2N_LOGIN_NEEDED, &vha->dpc_flags))
set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
list_for_each_entry(fcport, &vha->vp_fcports, list) {
if (fcport->n2n_flag) {
qla24xx_fcport_handle_login(vha, fcport);
return QLA_SUCCESS;
}
}
spin_lock_irqsave(&vha->work_lock, flags);
vha->scan.scan_retry++;
spin_unlock_irqrestore(&vha->work_lock, flags);
if (vha->scan.scan_retry < MAX_SCAN_RETRIES) {
set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
}
return QLA_FUNCTION_FAILED;
}
static int
qla2x00_configure_local_loop(scsi_qla_host_t *vha)
{
int rval, rval2;
int found_devs;
int found;
fc_port_t *fcport, *new_fcport;
uint16_t index;
uint16_t entries;
struct gid_list_info *gid;
uint16_t loop_id;
uint8_t domain, area, al_pa;
struct qla_hw_data *ha = vha->hw;
unsigned long flags;
if (N2N_TOPO(ha))
return qla2x00_configure_n2n_loop(vha);
found_devs = 0;
new_fcport = NULL;
entries = MAX_FIBRE_DEVICES_LOOP;
memset(ha->gid_list, 0, qla2x00_gid_list_size(ha));
rval = qla2x00_get_id_list(vha, ha->gid_list, ha->gid_list_dma,
&entries);
if (rval != QLA_SUCCESS)
goto err;
ql_dbg(ql_dbg_disc, vha, 0x2011,
"Entries in ID list (%d).\n", entries);
ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2075,
ha->gid_list, entries * sizeof(*ha->gid_list));
if (entries == 0) {
spin_lock_irqsave(&vha->work_lock, flags);
vha->scan.scan_retry++;
spin_unlock_irqrestore(&vha->work_lock, flags);
if (vha->scan.scan_retry < MAX_SCAN_RETRIES) {
set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
}
} else {
vha->scan.scan_retry = 0;
}
list_for_each_entry(fcport, &vha->vp_fcports, list) {
fcport->scan_state = QLA_FCPORT_SCAN;
}
new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
if (new_fcport == NULL) {
ql_log(ql_log_warn, vha, 0x2012,
"Memory allocation failed for fcport.\n");
rval = QLA_MEMORY_ALLOC_FAILED;
goto err;
}
new_fcport->flags &= ~FCF_FABRIC_DEVICE;
gid = ha->gid_list;
for (index = 0; index < entries; index++) {
domain = gid->domain;
area = gid->area;
al_pa = gid->al_pa;
if (IS_QLA2100(ha) || IS_QLA2200(ha))
loop_id = gid->loop_id_2100;
else
loop_id = le16_to_cpu(gid->loop_id);
gid = (void *)gid + ha->gid_list_info_size;
if ((domain & 0xf0) == 0xf0)
continue;
if (area && domain && ((area != vha->d_id.b.area) ||
(domain != vha->d_id.b.domain)) &&
(ha->current_topology == ISP_CFG_NL))
continue;
if (loop_id > LAST_LOCAL_LOOP_ID)
continue;
memset(new_fcport->port_name, 0, WWN_SIZE);
new_fcport->d_id.b.domain = domain;
new_fcport->d_id.b.area = area;
new_fcport->d_id.b.al_pa = al_pa;
new_fcport->loop_id = loop_id;
new_fcport->scan_state = QLA_FCPORT_FOUND;
rval2 = qla2x00_get_port_database(vha, new_fcport, 0);
if (rval2 != QLA_SUCCESS) {
ql_dbg(ql_dbg_disc, vha, 0x2097,
"Failed to retrieve fcport information "
"-- get_port_database=%x, loop_id=0x%04x.\n",
rval2, new_fcport->loop_id);
if (ha->current_topology != ISP_CFG_N) {
ql_dbg(ql_dbg_disc, vha, 0x2105,
"Scheduling resync.\n");
set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
continue;
}
}
spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
found = 0;
fcport = NULL;
list_for_each_entry(fcport, &vha->vp_fcports, list) {
if (memcmp(new_fcport->port_name, fcport->port_name,
WWN_SIZE))
continue;
fcport->flags &= ~FCF_FABRIC_DEVICE;
fcport->loop_id = new_fcport->loop_id;
fcport->port_type = new_fcport->port_type;
fcport->d_id.b24 = new_fcport->d_id.b24;
memcpy(fcport->node_name, new_fcport->node_name,
WWN_SIZE);
fcport->scan_state = QLA_FCPORT_FOUND;
if (fcport->login_retry == 0) {
fcport->login_retry = vha->hw->login_retry_count;
ql_dbg(ql_dbg_disc, vha, 0x2135,
"Port login retry %8phN, lid 0x%04x retry cnt=%d.\n",
fcport->port_name, fcport->loop_id,
fcport->login_retry);
}
found++;
break;
}
if (!found) {
list_add_tail(&new_fcport->list, &vha->vp_fcports);
fcport = new_fcport;
spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
if (new_fcport == NULL) {
ql_log(ql_log_warn, vha, 0xd031,
"Failed to allocate memory for fcport.\n");
rval = QLA_MEMORY_ALLOC_FAILED;
goto err;
}
spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
new_fcport->flags &= ~FCF_FABRIC_DEVICE;
}
spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
fcport->fp_speed = ha->link_data_rate;
found_devs++;
}
list_for_each_entry(fcport, &vha->vp_fcports, list) {
if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
break;
if (fcport->scan_state == QLA_FCPORT_SCAN) {
if ((qla_dual_mode_enabled(vha) ||
qla_ini_mode_enabled(vha)) &&
atomic_read(&fcport->state) == FCS_ONLINE) {
qla2x00_mark_device_lost(vha, fcport,
ql2xplogiabsentdevice);
if (fcport->loop_id != FC_NO_LOOP_ID &&
(fcport->flags & FCF_FCP2_DEVICE) == 0 &&
fcport->port_type != FCT_INITIATOR &&
fcport->port_type != FCT_BROADCAST) {
ql_dbg(ql_dbg_disc, vha, 0x20f0,
"%s %d %8phC post del sess\n",
__func__, __LINE__,
fcport->port_name);
qlt_schedule_sess_for_deletion(fcport);
continue;
}
}
}
if (fcport->scan_state == QLA_FCPORT_FOUND)
qla24xx_fcport_handle_login(vha, fcport);
}
qla2x00_free_fcport(new_fcport);
return rval;
err:
ql_dbg(ql_dbg_disc, vha, 0x2098,
"Configure local loop error exit: rval=%x.\n", rval);
return rval;
}
static void
qla2x00_iidma_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
{
int rval;
uint16_t mb[MAILBOX_REGISTER_COUNT];
struct qla_hw_data *ha = vha->hw;
if (!IS_IIDMA_CAPABLE(ha))
return;
if (atomic_read(&fcport->state) != FCS_ONLINE)
return;
if (fcport->fp_speed == PORT_SPEED_UNKNOWN ||
fcport->fp_speed > ha->link_data_rate ||
!ha->flags.gpsc_supported)
return;
rval = qla2x00_set_idma_speed(vha, fcport->loop_id, fcport->fp_speed,
mb);
if (rval != QLA_SUCCESS) {
ql_dbg(ql_dbg_disc, vha, 0x2004,
"Unable to adjust iIDMA %8phN -- %04x %x %04x %04x.\n",
fcport->port_name, rval, fcport->fp_speed, mb[0], mb[1]);
} else {
ql_dbg(ql_dbg_disc, vha, 0x2005,
"iIDMA adjusted to %s GB/s (%X) on %8phN.\n",
qla2x00_get_link_speed_str(ha, fcport->fp_speed),
fcport->fp_speed, fcport->port_name);
}
}
void qla_do_iidma_work(struct scsi_qla_host *vha, fc_port_t *fcport)
{
qla2x00_iidma_fcport(vha, fcport);
qla24xx_update_fcport_fcp_prio(vha, fcport);
}
int qla_post_iidma_work(struct scsi_qla_host *vha, fc_port_t *fcport)
{
struct qla_work_evt *e;
e = qla2x00_alloc_work(vha, QLA_EVT_IIDMA);
if (!e)
return QLA_FUNCTION_FAILED;
e->u.fcport.fcport = fcport;
return qla2x00_post_work(vha, e);
}
static void
qla2x00_reg_remote_port(scsi_qla_host_t *vha, fc_port_t *fcport)
{
struct fc_rport_identifiers rport_ids;
struct fc_rport *rport;
unsigned long flags;
if (atomic_read(&fcport->state) == FCS_ONLINE)
return;
qla2x00_set_fcport_state(fcport, FCS_ONLINE);
rport_ids.node_name = wwn_to_u64(fcport->node_name);
rport_ids.port_name = wwn_to_u64(fcport->port_name);
rport_ids.port_id = fcport->d_id.b.domain << 16 |
fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
fcport->rport = rport = fc_remote_port_add(vha->host, 0, &rport_ids);
if (!rport) {
ql_log(ql_log_warn, vha, 0x2006,
"Unable to allocate fc remote port.\n");
return;
}
spin_lock_irqsave(fcport->vha->host->host_lock, flags);
*((fc_port_t **)rport->dd_data) = fcport;
spin_unlock_irqrestore(fcport->vha->host->host_lock, flags);
fcport->dev_loss_tmo = rport->dev_loss_tmo;
rport->supported_classes = fcport->supported_classes;
rport_ids.roles = FC_PORT_ROLE_UNKNOWN;
if (fcport->port_type == FCT_INITIATOR)
rport_ids.roles |= FC_PORT_ROLE_FCP_INITIATOR;
if (fcport->port_type == FCT_TARGET)
rport_ids.roles |= FC_PORT_ROLE_FCP_TARGET;
if (fcport->port_type & FCT_NVME_INITIATOR)
rport_ids.roles |= FC_PORT_ROLE_NVME_INITIATOR;
if (fcport->port_type & FCT_NVME_TARGET)
rport_ids.roles |= FC_PORT_ROLE_NVME_TARGET;
if (fcport->port_type & FCT_NVME_DISCOVERY)
rport_ids.roles |= FC_PORT_ROLE_NVME_DISCOVERY;
fc_remote_port_rolechg(rport, rport_ids.roles);
ql_dbg(ql_dbg_disc, vha, 0x20ee,
"%s: %8phN. rport %ld:0:%d (%p) is %s mode\n",
__func__, fcport->port_name, vha->host_no,
rport->scsi_target_id, rport,
(fcport->port_type == FCT_TARGET) ? "tgt" :
((fcport->port_type & FCT_NVME) ? "nvme" : "ini"));
}
void
qla2x00_update_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
{
if (IS_SW_RESV_ADDR(fcport->d_id))
return;
ql_dbg(ql_dbg_disc, vha, 0x20ef, "%s %8phC\n",
__func__, fcport->port_name);
qla2x00_set_fcport_disc_state(fcport, DSC_UPD_FCPORT);
fcport->login_retry = vha->hw->login_retry_count;
fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT);
fcport->deleted = 0;
if (vha->hw->current_topology == ISP_CFG_NL)
fcport->logout_on_delete = 0;
else
fcport->logout_on_delete = 1;
fcport->n2n_chip_reset = fcport->n2n_link_reset_cnt = 0;
if (fcport->tgt_link_down_time < fcport->dev_loss_tmo) {
fcport->tgt_short_link_down_cnt++;
fcport->tgt_link_down_time = QLA2XX_MAX_LINK_DOWN_TIME;
}
switch (vha->hw->current_topology) {
case ISP_CFG_N:
case ISP_CFG_NL:
fcport->keep_nport_handle = 1;
break;
default:
break;
}
qla2x00_iidma_fcport(vha, fcport);
qla2x00_dfs_create_rport(vha, fcport);
qla24xx_update_fcport_fcp_prio(vha, fcport);
switch (vha->host->active_mode) {
case MODE_INITIATOR:
qla2x00_reg_remote_port(vha, fcport);
break;
case MODE_TARGET:
qla2x00_set_fcport_state(fcport, FCS_ONLINE);
if (!vha->vha_tgt.qla_tgt->tgt_stop &&
!vha->vha_tgt.qla_tgt->tgt_stopped)
qlt_fc_port_added(vha, fcport);
break;
case MODE_DUAL:
qla2x00_reg_remote_port(vha, fcport);
if (!vha->vha_tgt.qla_tgt->tgt_stop &&
!vha->vha_tgt.qla_tgt->tgt_stopped)
qlt_fc_port_added(vha, fcport);
break;
default:
break;
}
if (NVME_TARGET(vha->hw, fcport))
qla_nvme_register_remote(vha, fcport);
if (IS_IIDMA_CAPABLE(vha->hw) && vha->hw->flags.gpsc_supported) {
if (fcport->id_changed) {
fcport->id_changed = 0;
ql_dbg(ql_dbg_disc, vha, 0x20d7,
"%s %d %8phC post gfpnid fcp_cnt %d\n",
__func__, __LINE__, fcport->port_name,
vha->fcport_count);
qla24xx_post_gfpnid_work(vha, fcport);
} else {
ql_dbg(ql_dbg_disc, vha, 0x20d7,
"%s %d %8phC post gpsc fcp_cnt %d\n",
__func__, __LINE__, fcport->port_name,
vha->fcport_count);
qla24xx_post_gpsc_work(vha, fcport);
}
}
qla2x00_set_fcport_disc_state(fcport, DSC_LOGIN_COMPLETE);
}
void qla_register_fcport_fn(struct work_struct *work)
{
fc_port_t *fcport = container_of(work, struct fc_port, reg_work);
u32 rscn_gen = fcport->rscn_gen;
u16 data[2];
if (IS_SW_RESV_ADDR(fcport->d_id))
return;
qla2x00_update_fcport(fcport->vha, fcport);
ql_dbg(ql_dbg_disc, fcport->vha, 0x911e,
"%s rscn gen %d/%d next DS %d\n", __func__,
rscn_gen, fcport->rscn_gen, fcport->next_disc_state);
if (rscn_gen != fcport->rscn_gen) {
switch (fcport->next_disc_state) {
case DSC_DELETE_PEND:
qlt_schedule_sess_for_deletion(fcport);
break;
case DSC_ADISC:
data[0] = data[1] = 0;
qla2x00_post_async_adisc_work(fcport->vha, fcport,
data);
break;
default:
break;
}
}
}
static int
qla2x00_configure_fabric(