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path: root/drivers/scsi/qla2xxx/qla_os.c
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Diffstat (limited to 'drivers/scsi/qla2xxx/qla_os.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_os.c85
1 files changed, 63 insertions, 22 deletions
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index aa7747529165..f461925a9dfc 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -1,6 +1,6 @@
/*
* QLogic Fibre Channel HBA Driver
- * Copyright (c) 2003-2010 QLogic Corporation
+ * Copyright (c) 2003-2011 QLogic Corporation
*
* See LICENSE.qla2xxx for copyright and licensing details.
*/
@@ -164,6 +164,20 @@ module_param(ql2xasynctmfenable, int, S_IRUGO);
MODULE_PARM_DESC(ql2xasynctmfenable,
"Enables issue of TM IOCBs asynchronously via IOCB mechanism"
"Default is 0 - Issue TM IOCBs via mailbox mechanism.");
+
+int ql2xdontresethba;
+module_param(ql2xdontresethba, int, S_IRUGO);
+MODULE_PARM_DESC(ql2xdontresethba,
+ "Option to specify reset behaviour\n"
+ " 0 (Default) -- Reset on failure.\n"
+ " 1 -- Do not reset on failure.\n");
+
+uint ql2xmaxlun = MAX_LUNS;
+module_param(ql2xmaxlun, uint, S_IRUGO);
+MODULE_PARM_DESC(ql2xmaxlun,
+ "Defines the maximum LU number to register with the SCSI "
+ "midlayer. Default is 65535.");
+
/*
* SCSI host template entry points
*/
@@ -528,7 +542,7 @@ qla2x00_get_new_sp(scsi_qla_host_t *vha, fc_port_t *fcport,
static int
qla2xxx_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd)
{
- scsi_qla_host_t *vha = shost_priv(cmd->device->host);
+ scsi_qla_host_t *vha = shost_priv(host);
fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device));
struct qla_hw_data *ha = vha->hw;
@@ -2128,7 +2142,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
else
host->max_cmd_len = MAX_CMDSZ;
host->max_channel = MAX_BUSES - 1;
- host->max_lun = MAX_LUNS;
+ host->max_lun = ql2xmaxlun;
host->transportt = qla2xxx_transport_template;
sht->vendor_id = (SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_QLOGIC);
@@ -2360,21 +2374,26 @@ qla2x00_remove_one(struct pci_dev *pdev)
base_vha = pci_get_drvdata(pdev);
ha = base_vha->hw;
- spin_lock_irqsave(&ha->vport_slock, flags);
- list_for_each_entry(vha, &ha->vp_list, list) {
- atomic_inc(&vha->vref_count);
+ mutex_lock(&ha->vport_lock);
+ while (ha->cur_vport_count) {
+ struct Scsi_Host *scsi_host;
- if (vha->fc_vport) {
- spin_unlock_irqrestore(&ha->vport_slock, flags);
+ spin_lock_irqsave(&ha->vport_slock, flags);
- fc_vport_terminate(vha->fc_vport);
+ BUG_ON(base_vha->list.next == &ha->vp_list);
+ /* This assumes first entry in ha->vp_list is always base vha */
+ vha = list_first_entry(&base_vha->list, scsi_qla_host_t, list);
+ scsi_host = scsi_host_get(vha->host);
- spin_lock_irqsave(&ha->vport_slock, flags);
- }
+ spin_unlock_irqrestore(&ha->vport_slock, flags);
+ mutex_unlock(&ha->vport_lock);
+
+ fc_vport_terminate(vha->fc_vport);
+ scsi_host_put(vha->host);
- atomic_dec(&vha->vref_count);
+ mutex_lock(&ha->vport_lock);
}
- spin_unlock_irqrestore(&ha->vport_slock, flags);
+ mutex_unlock(&ha->vport_lock);
set_bit(UNLOADING, &base_vha->dpc_flags);
@@ -2544,7 +2563,7 @@ void qla2x00_mark_device_lost(scsi_qla_host_t *vha, fc_port_t *fcport,
{
if (atomic_read(&fcport->state) == FCS_ONLINE &&
vha->vp_idx == fcport->vp_idx) {
- atomic_set(&fcport->state, FCS_DEVICE_LOST);
+ qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
qla2x00_schedule_rport_del(vha, fcport, defer);
}
/*
@@ -2552,7 +2571,7 @@ void qla2x00_mark_device_lost(scsi_qla_host_t *vha, fc_port_t *fcport,
* port but do the retries.
*/
if (atomic_read(&fcport->state) != FCS_DEVICE_DEAD)
- atomic_set(&fcport->state, FCS_DEVICE_LOST);
+ qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
if (!do_login)
return;
@@ -2607,7 +2626,7 @@ qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha, int defer)
if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD)
continue;
if (atomic_read(&fcport->state) == FCS_ONLINE) {
- atomic_set(&fcport->state, FCS_DEVICE_LOST);
+ qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
if (defer)
qla2x00_schedule_rport_del(vha, fcport, defer);
else if (vha->vp_idx == fcport->vp_idx)
@@ -3214,6 +3233,17 @@ void qla2x00_relogin(struct scsi_qla_host *vha)
fcport->d_id.b.area,
fcport->d_id.b.al_pa);
+ if (fcport->loop_id == FC_NO_LOOP_ID) {
+ fcport->loop_id = next_loopid =
+ ha->min_external_loopid;
+ status = qla2x00_find_new_loop_id(
+ vha, fcport);
+ if (status != QLA_SUCCESS) {
+ /* Ran out of IDs to use */
+ break;
+ }
+ }
+
if (IS_ALOGIO_CAPABLE(ha)) {
fcport->flags |= FCF_ASYNC_SENT;
data[0] = 0;
@@ -3604,7 +3634,8 @@ qla2x00_timer(scsi_qla_host_t *vha)
if (!pci_channel_offline(ha->pdev))
pci_read_config_word(ha->pdev, PCI_VENDOR_ID, &w);
- if (IS_QLA82XX(ha)) {
+ /* Make sure qla82xx_watchdog is run only for physical port */
+ if (!vha->vp_idx && IS_QLA82XX(ha)) {
if (test_bit(ISP_QUIESCE_NEEDED, &vha->dpc_flags))
start_dpc++;
qla82xx_watchdog(vha);
@@ -3612,7 +3643,8 @@ qla2x00_timer(scsi_qla_host_t *vha)
/* Loop down handler. */
if (atomic_read(&vha->loop_down_timer) > 0 &&
- !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))
+ !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) &&
+ !(test_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags))
&& vha->flags.online) {
if (atomic_read(&vha->loop_down_timer) ==
@@ -3648,7 +3680,11 @@ qla2x00_timer(scsi_qla_host_t *vha)
if (!(sfcp->flags & FCF_FCP2_DEVICE))
continue;
- set_bit(ISP_ABORT_NEEDED,
+ if (IS_QLA82XX(ha))
+ set_bit(FCOE_CTX_RESET_NEEDED,
+ &vha->dpc_flags);
+ else
+ set_bit(ISP_ABORT_NEEDED,
&vha->dpc_flags);
break;
}
@@ -3667,7 +3703,12 @@ qla2x00_timer(scsi_qla_host_t *vha)
qla_printk(KERN_WARNING, ha,
"Loop down - aborting ISP.\n");
- set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
+ if (IS_QLA82XX(ha))
+ set_bit(FCOE_CTX_RESET_NEEDED,
+ &vha->dpc_flags);
+ else
+ set_bit(ISP_ABORT_NEEDED,
+ &vha->dpc_flags);
}
}
DEBUG3(printk("scsi(%ld): Loop Down - seconds remaining %d\n",
@@ -3675,8 +3716,8 @@ qla2x00_timer(scsi_qla_host_t *vha)
atomic_read(&vha->loop_down_timer)));
}
- /* Check if beacon LED needs to be blinked */
- if (ha->beacon_blink_led == 1) {
+ /* Check if beacon LED needs to be blinked for physical host only */
+ if (!vha->vp_idx && (ha->beacon_blink_led == 1)) {
set_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags);
start_dpc++;
}