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[SCSI] ipr: Make adapter operational timeout be per adapter type
[cascardo/linux.git] / drivers / scsi / ipr.c
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index b318500..ba17ac5 100644 (file)
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -89,7 +89,7 @@ static unsigned int ipr_log_level = IPR_DEFAULT_LOG_LEVEL;
 static unsigned int ipr_max_speed = 1;
 static int ipr_testmode = 0;
 static unsigned int ipr_fastfail = 0;
-static unsigned int ipr_transop_timeout = IPR_OPERATIONAL_TIMEOUT;
+static unsigned int ipr_transop_timeout = 0;
 static unsigned int ipr_enable_cache = 1;
 static unsigned int ipr_debug = 0;
 static int ipr_auto_create = 1;
@@ -595,10 +595,8 @@ static int ipr_save_pcix_cmd_reg(struct ipr_ioa_cfg *ioa_cfg)
 {
        int pcix_cmd_reg = pci_find_capability(ioa_cfg->pdev, PCI_CAP_ID_PCIX);
 
-       if (pcix_cmd_reg == 0) {
-               dev_err(&ioa_cfg->pdev->dev, "Failed to save PCI-X command register\n");
-               return -EIO;
-       }
+       if (pcix_cmd_reg == 0)
+               return 0;
 
        if (pci_read_config_word(ioa_cfg->pdev, pcix_cmd_reg + PCI_X_CMD,
                                 &ioa_cfg->saved_pcix_cmd_reg) != PCIBIOS_SUCCESSFUL) {
@@ -627,10 +625,6 @@ static int ipr_set_pcix_cmd_reg(struct ipr_ioa_cfg *ioa_cfg)
                        dev_err(&ioa_cfg->pdev->dev, "Failed to setup PCI-X command register\n");
                        return -EIO;
                }
-       } else {
-               dev_err(&ioa_cfg->pdev->dev,
-                       "Failed to setup PCI-X command register\n");
-               return -EIO;
        }
 
        return 0;
@@ -6193,7 +6187,7 @@ static int ipr_reset_enable_ioa(struct ipr_cmnd *ipr_cmd)
        dev_info(&ioa_cfg->pdev->dev, "Initializing IOA.\n");
 
        ipr_cmd->timer.data = (unsigned long) ipr_cmd;
-       ipr_cmd->timer.expires = jiffies + (ipr_transop_timeout * HZ);
+       ipr_cmd->timer.expires = jiffies + (ioa_cfg->transop_timeout * HZ);
        ipr_cmd->timer.function = (void (*)(unsigned long))ipr_oper_timeout;
        ipr_cmd->done = ipr_reset_ioa_job;
        add_timer(&ipr_cmd->timer);
@@ -6314,7 +6308,6 @@ static int ipr_reset_restore_cfg_space(struct ipr_cmnd *ipr_cmd)
        int rc;
 
        ENTER;
-       pci_unblock_user_cfg_access(ioa_cfg->pdev);
        rc = pci_restore_state(ioa_cfg->pdev);
 
        if (rc != PCIBIOS_SUCCESSFUL) {
@@ -6354,6 +6347,24 @@ static int ipr_reset_restore_cfg_space(struct ipr_cmnd *ipr_cmd)
        return IPR_RC_JOB_CONTINUE;
 }
 
+/**
+ * ipr_reset_bist_done - BIST has completed on the adapter.
+ * @ipr_cmd:   ipr command struct
+ *
+ * Description: Unblock config space and resume the reset process.
+ *
+ * Return value:
+ *     IPR_RC_JOB_CONTINUE
+ **/
+static int ipr_reset_bist_done(struct ipr_cmnd *ipr_cmd)
+{
+       ENTER;
+       pci_unblock_user_cfg_access(ipr_cmd->ioa_cfg->pdev);
+       ipr_cmd->job_step = ipr_reset_restore_cfg_space;
+       LEAVE;
+       return IPR_RC_JOB_CONTINUE;
+}
+
 /**
  * ipr_reset_start_bist - Run BIST on the adapter.
  * @ipr_cmd:   ipr command struct
@@ -6376,7 +6387,7 @@ static int ipr_reset_start_bist(struct ipr_cmnd *ipr_cmd)
                ipr_cmd->ioasa.ioasc = cpu_to_be32(IPR_IOASC_PCI_ACCESS_ERROR);
                rc = IPR_RC_JOB_CONTINUE;
        } else {
-               ipr_cmd->job_step = ipr_reset_restore_cfg_space;
+               ipr_cmd->job_step = ipr_reset_bist_done;
                ipr_reset_start_timer(ipr_cmd, IPR_WAIT_FOR_BIST_TIMEOUT);
                rc = IPR_RC_JOB_RETURN;
        }
@@ -7166,9 +7177,6 @@ ipr_get_chip_cfg(const struct pci_device_id *dev_id)
 {
        int i;
 
-       if (dev_id->driver_data)
-               return (const struct ipr_chip_cfg_t *)dev_id->driver_data;
-
        for (i = 0; i < ARRAY_SIZE(ipr_chip); i++)
                if (ipr_chip[i].vendor == dev_id->vendor &&
                    ipr_chip[i].device == dev_id->device)
@@ -7224,6 +7232,13 @@ static int __devinit ipr_probe_ioa(struct pci_dev *pdev,
                goto out_scsi_host_put;
        }
 
+       if (ipr_transop_timeout)
+               ioa_cfg->transop_timeout = ipr_transop_timeout;
+       else if (dev_id->driver_data & IPR_USE_LONG_TRANSOP_TIMEOUT)
+               ioa_cfg->transop_timeout = IPR_LONG_OPERATIONAL_TIMEOUT;
+       else
+               ioa_cfg->transop_timeout = IPR_OPERATIONAL_TIMEOUT;
+
        ipr_regs_pci = pci_resource_start(pdev, 0);
 
        rc = pci_request_regions(pdev, IPR_NAME);
@@ -7517,65 +7532,49 @@ static void ipr_shutdown(struct pci_dev *pdev)
 
 static struct pci_device_id ipr_pci_table[] __devinitdata = {
        { PCI_VENDOR_ID_MYLEX, PCI_DEVICE_ID_IBM_GEMSTONE,
-               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_5702,
-               0, 0, (kernel_ulong_t)&ipr_chip_cfg[0] },
+               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_5702, 0, 0, 0 },
        { PCI_VENDOR_ID_MYLEX, PCI_DEVICE_ID_IBM_GEMSTONE,
-               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_5703,
-             0, 0, (kernel_ulong_t)&ipr_chip_cfg[0] },
+               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_5703, 0, 0, 0 },
        { PCI_VENDOR_ID_MYLEX, PCI_DEVICE_ID_IBM_GEMSTONE,
-               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_573D,
-             0, 0, (kernel_ulong_t)&ipr_chip_cfg[0] },
+               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_573D, 0, 0, 0 },
        { PCI_VENDOR_ID_MYLEX, PCI_DEVICE_ID_IBM_GEMSTONE,
-               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_573E,
-             0, 0, (kernel_ulong_t)&ipr_chip_cfg[0] },
+               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_573E, 0, 0, 0 },
        { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CITRINE,
-               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_571B,
-             0, 0, (kernel_ulong_t)&ipr_chip_cfg[0] },
+               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_571B, 0, 0, 0 },
        { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CITRINE,
-               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_572E,
-             0, 0, (kernel_ulong_t)&ipr_chip_cfg[0] },
+               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_572E, 0, 0, 0 },
        { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CITRINE,
-               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_571A,
-             0, 0, (kernel_ulong_t)&ipr_chip_cfg[0] },
+               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_571A, 0, 0, 0 },
        { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CITRINE,
-               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_575B,
-               0, 0, (kernel_ulong_t)&ipr_chip_cfg[0] },
+               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_575B, 0, 0,
+               IPR_USE_LONG_TRANSOP_TIMEOUT },
        { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_OBSIDIAN,
-             PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_572A,
-             0, 0, (kernel_ulong_t)&ipr_chip_cfg[0] },
+             PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_572A, 0, 0, 0 },
        { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_OBSIDIAN,
-             PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_572B,
-             0, 0, (kernel_ulong_t)&ipr_chip_cfg[0] },
+             PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_572B, 0, 0, 0 },
        { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_OBSIDIAN,
-             PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_575C,
-             0, 0, (kernel_ulong_t)&ipr_chip_cfg[0] },
-       { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN,
-             PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_572A,
-             0, 0, (kernel_ulong_t)&ipr_chip_cfg[0] },
+             PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_575C, 0, 0,
+             IPR_USE_LONG_TRANSOP_TIMEOUT },
        { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN,
-             PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_572B,
-             0, 0, (kernel_ulong_t)&ipr_chip_cfg[0] },
+             PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_572A, 0, 0, 0 },
        { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN,
-             PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_575C,
-             0, 0, (kernel_ulong_t)&ipr_chip_cfg[0] },
+             PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_572B, 0, 0, 0 },
        { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN,
-             PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57B8,
-             0, 0, (kernel_ulong_t)&ipr_chip_cfg[0] },
+             PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_575C, 0, 0,
+             IPR_USE_LONG_TRANSOP_TIMEOUT },
        { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN_E,
-             PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57B7,
-             0, 0, (kernel_ulong_t)&ipr_chip_cfg[0] },
+             PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57B7, 0, 0,
+             IPR_USE_LONG_TRANSOP_TIMEOUT },
        { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_SNIPE,
-               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_2780,
-               0, 0, (kernel_ulong_t)&ipr_chip_cfg[1] },
+               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_2780, 0, 0, 0 },
        { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_SCAMP,
-               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_571E,
-               0, 0, (kernel_ulong_t)&ipr_chip_cfg[1] },
+               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_571E, 0, 0, 0 },
        { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_SCAMP,
-               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_571F,
-               0, 0, (kernel_ulong_t)&ipr_chip_cfg[1] },
+               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_571F, 0, 0,
+               IPR_USE_LONG_TRANSOP_TIMEOUT },
        { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_SCAMP,
-               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_572F,
-               0, 0, (kernel_ulong_t)&ipr_chip_cfg[1] },
+               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_572F, 0, 0,
+               IPR_USE_LONG_TRANSOP_TIMEOUT },
        { }
 };
 MODULE_DEVICE_TABLE(pci, ipr_pci_table);
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