Merge master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6

* master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (73 commits)
  [SCSI] aic79xx: Add ASC-29320LPE ids to driver
  [SCSI] stex: version update
  [SCSI] stex: change wait loop code
  [SCSI] stex: add new device type support
  [SCSI] stex: update device id info
  [SCSI] stex: adjust default queue length
  [SCSI] stex: add value check in hard reset routine
  [SCSI] stex: fix controller_info command handling
  [SCSI] stex: fix biosparam calculation
  [SCSI] megaraid: fix MMIO casts
  [SCSI] tgt: fix undefined flush_dcache_page() problem
  [SCSI] libsas: better error handling in sas_expander.c
  [SCSI] lpfc 8.1.11 : Change version number to 8.1.11
  [SCSI] lpfc 8.1.11 : Misc Fixes
  [SCSI] lpfc 8.1.11 : Add soft_wwnn sysfs attribute, rename soft_wwn_enable
  [SCSI] lpfc 8.1.11 : Removed decoding of PCI Subsystem Id
  [SCSI] lpfc 8.1.11 : Add MSI (Message Signalled Interrupts) support
  [SCSI] lpfc 8.1.11 : Adjust LOG_FCP logging
  [SCSI] lpfc 8.1.11 : Fix Memory leaks
  [SCSI] lpfc 8.1.11 : Fix lpfc_multi_ring_support
  ...

1 files changed, 20 insertions, 97 deletions

diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index 5b8db6109536..db9d88e7bee7 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 */
@@ -1016,13 +966,9 @@ static void qla4xxx_do_dpc(void *data)
         struct scsi_qla_host *ha = (struct scsi_qla_host *) data;
         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 +978,8 @@ 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 +1060,8 @@ 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 +1200,6 @@ 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)) {
@@ -1468,27 +1406,6 @@ 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 +1603,12 @@ 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);