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path: root/drivers/scsi/qla4xxx/ql4_os.c
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Diffstat (limited to 'drivers/scsi/qla4xxx/ql4_os.c')
-rw-r--r--drivers/scsi/qla4xxx/ql4_os.c124
1 files changed, 24 insertions, 100 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index 5b8db610953..969c9e43102 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -708,10 +708,10 @@ static int qla4xxx_cmd_wait(struct scsi_qla_host *ha)
}
/**
- * qla4010_soft_reset - performs soft reset.
+ * qla4xxx_soft_reset - performs soft reset.
* @ha: Pointer to host adapter structure.
**/
-static int qla4010_soft_reset(struct scsi_qla_host *ha)
+int qla4xxx_soft_reset(struct scsi_qla_host *ha)
{
uint32_t max_wait_time;
unsigned long flags = 0;
@@ -817,29 +817,6 @@ static int qla4010_soft_reset(struct scsi_qla_host *ha)
}
/**
- * qla4xxx_topcat_reset - performs hard reset of TopCat Chip.
- * @ha: Pointer to host adapter structure.
- **/
-static int qla4xxx_topcat_reset(struct scsi_qla_host *ha)
-{
- unsigned long flags;
-
- ql4xxx_lock_nvram(ha);
- spin_lock_irqsave(&ha->hardware_lock, flags);
- writel(set_rmask(GPOR_TOPCAT_RESET), isp_gp_out(ha));
- readl(isp_gp_out(ha));
- mdelay(1);
-
- writel(clr_rmask(GPOR_TOPCAT_RESET), isp_gp_out(ha));
- readl(isp_gp_out(ha));
- spin_unlock_irqrestore(&ha->hardware_lock, flags);
- mdelay(2523);
-
- ql4xxx_unlock_nvram(ha);
- return QLA_SUCCESS;
-}
-
-/**
* qla4xxx_flush_active_srbs - returns all outstanding i/o requests to O.S.
* @ha: Pointer to host adapter structure.
*
@@ -867,26 +844,6 @@ static void qla4xxx_flush_active_srbs(struct scsi_qla_host *ha)
}
/**
- * qla4xxx_hard_reset - performs HBA Hard Reset
- * @ha: Pointer to host adapter structure.
- **/
-static int qla4xxx_hard_reset(struct scsi_qla_host *ha)
-{
- /* The QLA4010 really doesn't have an equivalent to a hard reset */
- qla4xxx_flush_active_srbs(ha);
- if (test_bit(AF_TOPCAT_CHIP_PRESENT, &ha->flags)) {
- int status = QLA_ERROR;
-
- if ((qla4010_soft_reset(ha) == QLA_SUCCESS) &&
- (qla4xxx_topcat_reset(ha) == QLA_SUCCESS) &&
- (qla4010_soft_reset(ha) == QLA_SUCCESS))
- status = QLA_SUCCESS;
- return status;
- } else
- return qla4010_soft_reset(ha);
-}
-
-/**
* qla4xxx_recover_adapter - recovers adapter after a fatal error
* @ha: Pointer to host adapter structure.
* @renew_ddb_list: Indicates what to do with the adapter's ddb list
@@ -919,18 +876,11 @@ static int qla4xxx_recover_adapter(struct scsi_qla_host *ha,
if (status == QLA_SUCCESS) {
DEBUG2(printk("scsi%ld: %s - Performing soft reset..\n",
ha->host_no, __func__));
- status = qla4xxx_soft_reset(ha);
- }
- /* FIXMEkaren: Do we want to keep interrupts enabled and process
- AENs after soft reset */
-
- /* If firmware (SOFT) reset failed, or if all outstanding
- * commands have not returned, then do a HARD reset.
- */
- if (status == QLA_ERROR) {
- DEBUG2(printk("scsi%ld: %s - Performing hard reset..\n",
- ha->host_no, __func__));
- status = qla4xxx_hard_reset(ha);
+ qla4xxx_flush_active_srbs(ha);
+ if (ql4xxx_lock_drvr_wait(ha) == QLA_SUCCESS)
+ status = qla4xxx_soft_reset(ha);
+ else
+ status = QLA_ERROR;
}
/* Flush any pending ddb changed AENs */
@@ -1011,18 +961,15 @@ static int qla4xxx_recover_adapter(struct scsi_qla_host *ha,
* the mid-level tries to sleep when it reaches the driver threshold
* "host->can_queue". This can cause a panic if we were in our interrupt code.
**/
-static void qla4xxx_do_dpc(void *data)
+static void qla4xxx_do_dpc(struct work_struct *work)
{
- struct scsi_qla_host *ha = (struct scsi_qla_host *) data;
+ struct scsi_qla_host *ha =
+ container_of(work, struct scsi_qla_host, dpc_work);
struct ddb_entry *ddb_entry, *dtemp;
- DEBUG2(printk("scsi%ld: %s: DPC handler waking up.\n",
- ha->host_no, __func__));
-
- DEBUG2(printk("scsi%ld: %s: ha->flags = 0x%08lx\n",
- ha->host_no, __func__, ha->flags));
- DEBUG2(printk("scsi%ld: %s: ha->dpc_flags = 0x%08lx\n",
- ha->host_no, __func__, ha->dpc_flags));
+ DEBUG2(printk("scsi%ld: %s: DPC handler waking up."
+ "flags = 0x%08lx, dpc_flags = 0x%08lx\n",
+ ha->host_no, __func__, ha->flags, ha->dpc_flags));
/* Initialization not yet finished. Don't do anything yet. */
if (!test_bit(AF_INIT_DONE, &ha->flags))
@@ -1032,16 +979,8 @@ static void qla4xxx_do_dpc(void *data)
test_bit(DPC_RESET_HA, &ha->dpc_flags) ||
test_bit(DPC_RESET_HA_INTR, &ha->dpc_flags) ||
test_bit(DPC_RESET_HA_DESTROY_DDB_LIST, &ha->dpc_flags)) {
- if (test_bit(DPC_RESET_HA_DESTROY_DDB_LIST, &ha->dpc_flags))
- /*
- * dg 09/23 Never initialize ddb list
- * once we up and running
- * qla4xxx_recover_adapter(ha,
- * REBUILD_DDB_LIST);
- */
- qla4xxx_recover_adapter(ha, PRESERVE_DDB_LIST);
-
- if (test_bit(DPC_RESET_HA, &ha->dpc_flags))
+ if (test_bit(DPC_RESET_HA_DESTROY_DDB_LIST, &ha->dpc_flags) ||
+ test_bit(DPC_RESET_HA, &ha->dpc_flags))
qla4xxx_recover_adapter(ha, PRESERVE_DDB_LIST);
if (test_and_clear_bit(DPC_RESET_HA_INTR, &ha->dpc_flags)) {
@@ -1122,7 +1061,8 @@ static void qla4xxx_free_adapter(struct scsi_qla_host *ha)
destroy_workqueue(ha->dpc_thread);
/* Issue Soft Reset to put firmware in unknown state */
- qla4xxx_soft_reset(ha);
+ if (ql4xxx_lock_drvr_wait(ha) == QLA_SUCCESS)
+ qla4xxx_soft_reset(ha);
/* Remove timer thread, if present */
if (ha->timer_active)
@@ -1261,7 +1201,6 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev,
init_waitqueue_head(&ha->mailbox_wait_queue);
spin_lock_init(&ha->hardware_lock);
- spin_lock_init(&ha->list_lock);
/* Allocate dma buffers */
if (qla4xxx_mem_alloc(ha)) {
@@ -1315,7 +1254,7 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev,
ret = -ENODEV;
goto probe_failed;
}
- INIT_WORK(&ha->dpc_work, qla4xxx_do_dpc, ha);
+ INIT_WORK(&ha->dpc_work, qla4xxx_do_dpc);
ret = request_irq(pdev->irq, qla4xxx_intr_handler,
SA_INTERRUPT|SA_SHIRQ, "qla4xxx", ha);
@@ -1468,27 +1407,6 @@ struct srb * qla4xxx_del_from_active_array(struct scsi_qla_host *ha, uint32_t in
}
/**
- * qla4xxx_soft_reset - performs a SOFT RESET of hba.
- * @ha: Pointer to host adapter structure.
- **/
-int qla4xxx_soft_reset(struct scsi_qla_host *ha)
-{
-
- DEBUG2(printk(KERN_WARNING "scsi%ld: %s: chip reset!\n", ha->host_no,
- __func__));
- if (test_bit(AF_TOPCAT_CHIP_PRESENT, &ha->flags)) {
- int status = QLA_ERROR;
-
- if ((qla4010_soft_reset(ha) == QLA_SUCCESS) &&
- (qla4xxx_topcat_reset(ha) == QLA_SUCCESS) &&
- (qla4010_soft_reset(ha) == QLA_SUCCESS) )
- status = QLA_SUCCESS;
- return status;
- } else
- return qla4010_soft_reset(ha);
-}
-
-/**
* qla4xxx_eh_wait_on_command - waits for command to be returned by firmware
* @ha: actual ha whose done queue will contain the comd returned by firmware.
* @cmd: Scsi Command to wait on.
@@ -1686,6 +1604,12 @@ static struct pci_device_id qla4xxx_pci_tbl[] = {
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
},
+ {
+ .vendor = PCI_VENDOR_ID_QLOGIC,
+ .device = PCI_DEVICE_ID_QLOGIC_ISP4032,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ },
{0, 0},
};
MODULE_DEVICE_TABLE(pci, qla4xxx_pci_tbl);