block: unify request timeout handling
[safe/jmp/linux-2.6] / drivers / scsi / ipr.c
index 3c32e08..d30eb7b 100644 (file)
@@ -71,6 +71,7 @@
 #include <linux/module.h>
 #include <linux/moduleparam.h>
 #include <linux/libata.h>
+#include <linux/hdreg.h>
 #include <asm/io.h>
 #include <asm/irq.h>
 #include <asm/processor.h>
 /*
  *   Global Data
  */
-static struct list_head ipr_ioa_head = LIST_HEAD_INIT(ipr_ioa_head);
+static LIST_HEAD(ipr_ioa_head);
 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;
+static unsigned int ipr_dual_ioa_raid = 1;
 static DEFINE_SPINLOCK(ipr_driver_lock);
 
 /* This table describes the differences between DMA controller chips */
@@ -159,15 +160,15 @@ module_param_named(enable_cache, ipr_enable_cache, int, 0);
 MODULE_PARM_DESC(enable_cache, "Enable adapter's non-volatile write cache (default: 1)");
 module_param_named(debug, ipr_debug, int, 0);
 MODULE_PARM_DESC(debug, "Enable device driver debugging logging. Set to 1 to enable. (default: 0)");
-module_param_named(auto_create, ipr_auto_create, int, 0);
-MODULE_PARM_DESC(auto_create, "Auto-create single device RAID 0 arrays when initialized (default: 1)");
+module_param_named(dual_ioa_raid, ipr_dual_ioa_raid, int, 0);
+MODULE_PARM_DESC(dual_ioa_raid, "Enable dual adapter RAID support. Set to 1 to enable. (default: 1)");
 MODULE_LICENSE("GPL");
 MODULE_VERSION(IPR_DRIVER_VERSION);
 
 /*  A constant array of IOASCs/URCs/Error Messages */
 static const
 struct ipr_error_table_t ipr_error_table[] = {
-       {0x00000000, 1, 1,
+       {0x00000000, 1, IPR_DEFAULT_LOG_LEVEL,
        "8155: An unknown error was received"},
        {0x00330000, 0, 0,
        "Soft underlength error"},
@@ -175,125 +176,127 @@ struct ipr_error_table_t ipr_error_table[] = {
        "Command to be cancelled not found"},
        {0x00808000, 0, 0,
        "Qualified success"},
-       {0x01080000, 1, 1,
+       {0x01080000, 1, IPR_DEFAULT_LOG_LEVEL,
        "FFFE: Soft device bus error recovered by the IOA"},
-       {0x01088100, 0, 1,
+       {0x01088100, 0, IPR_DEFAULT_LOG_LEVEL,
        "4101: Soft device bus fabric error"},
-       {0x01170600, 0, 1,
+       {0x01170600, 0, IPR_DEFAULT_LOG_LEVEL,
        "FFF9: Device sector reassign successful"},
-       {0x01170900, 0, 1,
+       {0x01170900, 0, IPR_DEFAULT_LOG_LEVEL,
        "FFF7: Media error recovered by device rewrite procedures"},
-       {0x01180200, 0, 1,
+       {0x01180200, 0, IPR_DEFAULT_LOG_LEVEL,
        "7001: IOA sector reassignment successful"},
-       {0x01180500, 0, 1,
+       {0x01180500, 0, IPR_DEFAULT_LOG_LEVEL,
        "FFF9: Soft media error. Sector reassignment recommended"},
-       {0x01180600, 0, 1,
+       {0x01180600, 0, IPR_DEFAULT_LOG_LEVEL,
        "FFF7: Media error recovered by IOA rewrite procedures"},
-       {0x01418000, 0, 1,
+       {0x01418000, 0, IPR_DEFAULT_LOG_LEVEL,
        "FF3D: Soft PCI bus error recovered by the IOA"},
-       {0x01440000, 1, 1,
+       {0x01440000, 1, IPR_DEFAULT_LOG_LEVEL,
        "FFF6: Device hardware error recovered by the IOA"},
-       {0x01448100, 0, 1,
+       {0x01448100, 0, IPR_DEFAULT_LOG_LEVEL,
        "FFF6: Device hardware error recovered by the device"},
-       {0x01448200, 1, 1,
+       {0x01448200, 1, IPR_DEFAULT_LOG_LEVEL,
        "FF3D: Soft IOA error recovered by the IOA"},
-       {0x01448300, 0, 1,
+       {0x01448300, 0, IPR_DEFAULT_LOG_LEVEL,
        "FFFA: Undefined device response recovered by the IOA"},
-       {0x014A0000, 1, 1,
+       {0x014A0000, 1, IPR_DEFAULT_LOG_LEVEL,
        "FFF6: Device bus error, message or command phase"},
-       {0x014A8000, 0, 1,
+       {0x014A8000, 0, IPR_DEFAULT_LOG_LEVEL,
        "FFFE: Task Management Function failed"},
-       {0x015D0000, 0, 1,
+       {0x015D0000, 0, IPR_DEFAULT_LOG_LEVEL,
        "FFF6: Failure prediction threshold exceeded"},
-       {0x015D9200, 0, 1,
+       {0x015D9200, 0, IPR_DEFAULT_LOG_LEVEL,
        "8009: Impending cache battery pack failure"},
        {0x02040400, 0, 0,
        "34FF: Disk device format in progress"},
+       {0x02048000, 0, IPR_DEFAULT_LOG_LEVEL,
+       "9070: IOA requested reset"},
        {0x023F0000, 0, 0,
        "Synchronization required"},
        {0x024E0000, 0, 0,
        "No ready, IOA shutdown"},
        {0x025A0000, 0, 0,
        "Not ready, IOA has been shutdown"},
-       {0x02670100, 0, 1,
+       {0x02670100, 0, IPR_DEFAULT_LOG_LEVEL,
        "3020: Storage subsystem configuration error"},
        {0x03110B00, 0, 0,
        "FFF5: Medium error, data unreadable, recommend reassign"},
        {0x03110C00, 0, 0,
        "7000: Medium error, data unreadable, do not reassign"},
-       {0x03310000, 0, 1,
+       {0x03310000, 0, IPR_DEFAULT_LOG_LEVEL,
        "FFF3: Disk media format bad"},
-       {0x04050000, 0, 1,
+       {0x04050000, 0, IPR_DEFAULT_LOG_LEVEL,
        "3002: Addressed device failed to respond to selection"},
-       {0x04080000, 1, 1,
+       {0x04080000, 1, IPR_DEFAULT_LOG_LEVEL,
        "3100: Device bus error"},
-       {0x04080100, 0, 1,
+       {0x04080100, 0, IPR_DEFAULT_LOG_LEVEL,
        "3109: IOA timed out a device command"},
        {0x04088000, 0, 0,
        "3120: SCSI bus is not operational"},
-       {0x04088100, 0, 1,
+       {0x04088100, 0, IPR_DEFAULT_LOG_LEVEL,
        "4100: Hard device bus fabric error"},
-       {0x04118000, 0, 1,
+       {0x04118000, 0, IPR_DEFAULT_LOG_LEVEL,
        "9000: IOA reserved area data check"},
-       {0x04118100, 0, 1,
+       {0x04118100, 0, IPR_DEFAULT_LOG_LEVEL,
        "9001: IOA reserved area invalid data pattern"},
-       {0x04118200, 0, 1,
+       {0x04118200, 0, IPR_DEFAULT_LOG_LEVEL,
        "9002: IOA reserved area LRC error"},
-       {0x04320000, 0, 1,
+       {0x04320000, 0, IPR_DEFAULT_LOG_LEVEL,
        "102E: Out of alternate sectors for disk storage"},
-       {0x04330000, 1, 1,
+       {0x04330000, 1, IPR_DEFAULT_LOG_LEVEL,
        "FFF4: Data transfer underlength error"},
-       {0x04338000, 1, 1,
+       {0x04338000, 1, IPR_DEFAULT_LOG_LEVEL,
        "FFF4: Data transfer overlength error"},
-       {0x043E0100, 0, 1,
+       {0x043E0100, 0, IPR_DEFAULT_LOG_LEVEL,
        "3400: Logical unit failure"},
-       {0x04408500, 0, 1,
+       {0x04408500, 0, IPR_DEFAULT_LOG_LEVEL,
        "FFF4: Device microcode is corrupt"},
-       {0x04418000, 1, 1,
+       {0x04418000, 1, IPR_DEFAULT_LOG_LEVEL,
        "8150: PCI bus error"},
        {0x04430000, 1, 0,
        "Unsupported device bus message received"},
-       {0x04440000, 1, 1,
+       {0x04440000, 1, IPR_DEFAULT_LOG_LEVEL,
        "FFF4: Disk device problem"},
-       {0x04448200, 1, 1,
+       {0x04448200, 1, IPR_DEFAULT_LOG_LEVEL,
        "8150: Permanent IOA failure"},
-       {0x04448300, 0, 1,
+       {0x04448300, 0, IPR_DEFAULT_LOG_LEVEL,
        "3010: Disk device returned wrong response to IOA"},
-       {0x04448400, 0, 1,
+       {0x04448400, 0, IPR_DEFAULT_LOG_LEVEL,
        "8151: IOA microcode error"},
        {0x04448500, 0, 0,
        "Device bus status error"},
-       {0x04448600, 0, 1,
+       {0x04448600, 0, IPR_DEFAULT_LOG_LEVEL,
        "8157: IOA error requiring IOA reset to recover"},
        {0x04448700, 0, 0,
        "ATA device status error"},
        {0x04490000, 0, 0,
        "Message reject received from the device"},
-       {0x04449200, 0, 1,
+       {0x04449200, 0, IPR_DEFAULT_LOG_LEVEL,
        "8008: A permanent cache battery pack failure occurred"},
-       {0x0444A000, 0, 1,
+       {0x0444A000, 0, IPR_DEFAULT_LOG_LEVEL,
        "9090: Disk unit has been modified after the last known status"},
-       {0x0444A200, 0, 1,
+       {0x0444A200, 0, IPR_DEFAULT_LOG_LEVEL,
        "9081: IOA detected device error"},
-       {0x0444A300, 0, 1,
+       {0x0444A300, 0, IPR_DEFAULT_LOG_LEVEL,
        "9082: IOA detected device error"},
-       {0x044A0000, 1, 1,
+       {0x044A0000, 1, IPR_DEFAULT_LOG_LEVEL,
        "3110: Device bus error, message or command phase"},
-       {0x044A8000, 1, 1,
+       {0x044A8000, 1, IPR_DEFAULT_LOG_LEVEL,
        "3110: SAS Command / Task Management Function failed"},
-       {0x04670400, 0, 1,
+       {0x04670400, 0, IPR_DEFAULT_LOG_LEVEL,
        "9091: Incorrect hardware configuration change has been detected"},
-       {0x04678000, 0, 1,
+       {0x04678000, 0, IPR_DEFAULT_LOG_LEVEL,
        "9073: Invalid multi-adapter configuration"},
-       {0x04678100, 0, 1,
+       {0x04678100, 0, IPR_DEFAULT_LOG_LEVEL,
        "4010: Incorrect connection between cascaded expanders"},
-       {0x04678200, 0, 1,
+       {0x04678200, 0, IPR_DEFAULT_LOG_LEVEL,
        "4020: Connections exceed IOA design limits"},
-       {0x04678300, 0, 1,
+       {0x04678300, 0, IPR_DEFAULT_LOG_LEVEL,
        "4030: Incorrect multipath connection"},
-       {0x04679000, 0, 1,
+       {0x04679000, 0, IPR_DEFAULT_LOG_LEVEL,
        "4110: Unsupported enclosure function"},
-       {0x046E0000, 0, 1,
+       {0x046E0000, 0, IPR_DEFAULT_LOG_LEVEL,
        "FFF4: Command to logical unit failed"},
        {0x05240000, 1, 0,
        "Illegal request, invalid request type or request packet"},
@@ -313,101 +316,103 @@ struct ipr_error_table_t ipr_error_table[] = {
        "Illegal request, command sequence error"},
        {0x052C8000, 1, 0,
        "Illegal request, dual adapter support not enabled"},
-       {0x06040500, 0, 1,
+       {0x06040500, 0, IPR_DEFAULT_LOG_LEVEL,
        "9031: Array protection temporarily suspended, protection resuming"},
-       {0x06040600, 0, 1,
+       {0x06040600, 0, IPR_DEFAULT_LOG_LEVEL,
        "9040: Array protection temporarily suspended, protection resuming"},
-       {0x06288000, 0, 1,
+       {0x06288000, 0, IPR_DEFAULT_LOG_LEVEL,
        "3140: Device bus not ready to ready transition"},
-       {0x06290000, 0, 1,
+       {0x06290000, 0, IPR_DEFAULT_LOG_LEVEL,
        "FFFB: SCSI bus was reset"},
        {0x06290500, 0, 0,
        "FFFE: SCSI bus transition to single ended"},
        {0x06290600, 0, 0,
        "FFFE: SCSI bus transition to LVD"},
-       {0x06298000, 0, 1,
+       {0x06298000, 0, IPR_DEFAULT_LOG_LEVEL,
        "FFFB: SCSI bus was reset by another initiator"},
-       {0x063F0300, 0, 1,
+       {0x063F0300, 0, IPR_DEFAULT_LOG_LEVEL,
        "3029: A device replacement has occurred"},
-       {0x064C8000, 0, 1,
+       {0x064C8000, 0, IPR_DEFAULT_LOG_LEVEL,
        "9051: IOA cache data exists for a missing or failed device"},
-       {0x064C8100, 0, 1,
+       {0x064C8100, 0, IPR_DEFAULT_LOG_LEVEL,
        "9055: Auxiliary cache IOA contains cache data needed by the primary IOA"},
-       {0x06670100, 0, 1,
+       {0x06670100, 0, IPR_DEFAULT_LOG_LEVEL,
        "9025: Disk unit is not supported at its physical location"},
-       {0x06670600, 0, 1,
+       {0x06670600, 0, IPR_DEFAULT_LOG_LEVEL,
        "3020: IOA detected a SCSI bus configuration error"},
-       {0x06678000, 0, 1,
+       {0x06678000, 0, IPR_DEFAULT_LOG_LEVEL,
        "3150: SCSI bus configuration error"},
-       {0x06678100, 0, 1,
+       {0x06678100, 0, IPR_DEFAULT_LOG_LEVEL,
        "9074: Asymmetric advanced function disk configuration"},
-       {0x06678300, 0, 1,
+       {0x06678300, 0, IPR_DEFAULT_LOG_LEVEL,
        "4040: Incomplete multipath connection between IOA and enclosure"},
-       {0x06678400, 0, 1,
+       {0x06678400, 0, IPR_DEFAULT_LOG_LEVEL,
        "4041: Incomplete multipath connection between enclosure and device"},
-       {0x06678500, 0, 1,
+       {0x06678500, 0, IPR_DEFAULT_LOG_LEVEL,
        "9075: Incomplete multipath connection between IOA and remote IOA"},
-       {0x06678600, 0, 1,
+       {0x06678600, 0, IPR_DEFAULT_LOG_LEVEL,
        "9076: Configuration error, missing remote IOA"},
-       {0x06679100, 0, 1,
+       {0x06679100, 0, IPR_DEFAULT_LOG_LEVEL,
        "4050: Enclosure does not support a required multipath function"},
-       {0x06690200, 0, 1,
+       {0x06690200, 0, IPR_DEFAULT_LOG_LEVEL,
        "9041: Array protection temporarily suspended"},
-       {0x06698200, 0, 1,
+       {0x06698200, 0, IPR_DEFAULT_LOG_LEVEL,
        "9042: Corrupt array parity detected on specified device"},
-       {0x066B0200, 0, 1,
+       {0x066B0200, 0, IPR_DEFAULT_LOG_LEVEL,
        "9030: Array no longer protected due to missing or failed disk unit"},
-       {0x066B8000, 0, 1,
+       {0x066B8000, 0, IPR_DEFAULT_LOG_LEVEL,
        "9071: Link operational transition"},
-       {0x066B8100, 0, 1,
+       {0x066B8100, 0, IPR_DEFAULT_LOG_LEVEL,
        "9072: Link not operational transition"},
-       {0x066B8200, 0, 1,
+       {0x066B8200, 0, IPR_DEFAULT_LOG_LEVEL,
        "9032: Array exposed but still protected"},
-       {0x066B9100, 0, 1,
+       {0x066B8300, 0, IPR_DEFAULT_LOG_LEVEL + 1,
+       "70DD: Device forced failed by disrupt device command"},
+       {0x066B9100, 0, IPR_DEFAULT_LOG_LEVEL,
        "4061: Multipath redundancy level got better"},
-       {0x066B9200, 0, 1,
+       {0x066B9200, 0, IPR_DEFAULT_LOG_LEVEL,
        "4060: Multipath redundancy level got worse"},
        {0x07270000, 0, 0,
        "Failure due to other device"},
-       {0x07278000, 0, 1,
+       {0x07278000, 0, IPR_DEFAULT_LOG_LEVEL,
        "9008: IOA does not support functions expected by devices"},
-       {0x07278100, 0, 1,
+       {0x07278100, 0, IPR_DEFAULT_LOG_LEVEL,
        "9010: Cache data associated with attached devices cannot be found"},
-       {0x07278200, 0, 1,
+       {0x07278200, 0, IPR_DEFAULT_LOG_LEVEL,
        "9011: Cache data belongs to devices other than those attached"},
-       {0x07278400, 0, 1,
+       {0x07278400, 0, IPR_DEFAULT_LOG_LEVEL,
        "9020: Array missing 2 or more devices with only 1 device present"},
-       {0x07278500, 0, 1,
+       {0x07278500, 0, IPR_DEFAULT_LOG_LEVEL,
        "9021: Array missing 2 or more devices with 2 or more devices present"},
-       {0x07278600, 0, 1,
+       {0x07278600, 0, IPR_DEFAULT_LOG_LEVEL,
        "9022: Exposed array is missing a required device"},
-       {0x07278700, 0, 1,
+       {0x07278700, 0, IPR_DEFAULT_LOG_LEVEL,
        "9023: Array member(s) not at required physical locations"},
-       {0x07278800, 0, 1,
+       {0x07278800, 0, IPR_DEFAULT_LOG_LEVEL,
        "9024: Array not functional due to present hardware configuration"},
-       {0x07278900, 0, 1,
+       {0x07278900, 0, IPR_DEFAULT_LOG_LEVEL,
        "9026: Array not functional due to present hardware configuration"},
-       {0x07278A00, 0, 1,
+       {0x07278A00, 0, IPR_DEFAULT_LOG_LEVEL,
        "9027: Array is missing a device and parity is out of sync"},
-       {0x07278B00, 0, 1,
+       {0x07278B00, 0, IPR_DEFAULT_LOG_LEVEL,
        "9028: Maximum number of arrays already exist"},
-       {0x07278C00, 0, 1,
+       {0x07278C00, 0, IPR_DEFAULT_LOG_LEVEL,
        "9050: Required cache data cannot be located for a disk unit"},
-       {0x07278D00, 0, 1,
+       {0x07278D00, 0, IPR_DEFAULT_LOG_LEVEL,
        "9052: Cache data exists for a device that has been modified"},
-       {0x07278F00, 0, 1,
+       {0x07278F00, 0, IPR_DEFAULT_LOG_LEVEL,
        "9054: IOA resources not available due to previous problems"},
-       {0x07279100, 0, 1,
+       {0x07279100, 0, IPR_DEFAULT_LOG_LEVEL,
        "9092: Disk unit requires initialization before use"},
-       {0x07279200, 0, 1,
+       {0x07279200, 0, IPR_DEFAULT_LOG_LEVEL,
        "9029: Incorrect hardware configuration change has been detected"},
-       {0x07279600, 0, 1,
+       {0x07279600, 0, IPR_DEFAULT_LOG_LEVEL,
        "9060: One or more disk pairs are missing from an array"},
-       {0x07279700, 0, 1,
+       {0x07279700, 0, IPR_DEFAULT_LOG_LEVEL,
        "9061: One or more disks are missing from an array"},
-       {0x07279800, 0, 1,
+       {0x07279800, 0, IPR_DEFAULT_LOG_LEVEL,
        "9062: One or more disks are missing from an array"},
-       {0x07279900, 0, 1,
+       {0x07279900, 0, IPR_DEFAULT_LOG_LEVEL,
        "9063: Maximum number of functional arrays has been exceeded"},
        {0x0B260000, 0, 0,
        "Aborted command, invalid descriptor"},
@@ -481,12 +486,16 @@ static void ipr_reinit_ipr_cmnd(struct ipr_cmnd *ipr_cmd)
 {
        struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
        struct ipr_ioasa *ioasa = &ipr_cmd->ioasa;
+       dma_addr_t dma_addr = be32_to_cpu(ioarcb->ioarcb_host_pci_addr);
 
        memset(&ioarcb->cmd_pkt, 0, sizeof(struct ipr_cmd_pkt));
        ioarcb->write_data_transfer_length = 0;
        ioarcb->read_data_transfer_length = 0;
        ioarcb->write_ioadl_len = 0;
        ioarcb->read_ioadl_len = 0;
+       ioarcb->write_ioadl_addr =
+               cpu_to_be32(dma_addr + offsetof(struct ipr_cmnd, ioadl));
+       ioarcb->read_ioadl_addr = ioarcb->write_ioadl_addr;
        ioasa->ioasc = 0;
        ioasa->residual_data_len = 0;
        ioasa->u.gata.status = 0;
@@ -532,32 +541,6 @@ struct ipr_cmnd *ipr_get_free_ipr_cmnd(struct ipr_ioa_cfg *ioa_cfg)
 }
 
 /**
- * ipr_unmap_sglist - Unmap scatterlist if mapped
- * @ioa_cfg:   ioa config struct
- * @ipr_cmd:   ipr command struct
- *
- * Return value:
- *     nothing
- **/
-static void ipr_unmap_sglist(struct ipr_ioa_cfg *ioa_cfg,
-                            struct ipr_cmnd *ipr_cmd)
-{
-       struct scsi_cmnd *scsi_cmd = ipr_cmd->scsi_cmd;
-
-       if (ipr_cmd->dma_use_sg) {
-               if (scsi_cmd->use_sg > 0) {
-                       pci_unmap_sg(ioa_cfg->pdev, scsi_cmd->request_buffer,
-                                    scsi_cmd->use_sg,
-                                    scsi_cmd->sc_data_direction);
-               } else {
-                       pci_unmap_single(ioa_cfg->pdev, ipr_cmd->dma_handle,
-                                        scsi_cmd->request_bufflen,
-                                        scsi_cmd->sc_data_direction);
-               }
-       }
-}
-
-/**
  * ipr_mask_and_clear_interrupts - Mask all and clear specified interrupts
  * @ioa_cfg:   ioa config struct
  * @clr_ints:     interrupts to clear
@@ -595,10 +578,8 @@ 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 +608,6 @@ 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;
@@ -675,7 +652,7 @@ static void ipr_scsi_eh_done(struct ipr_cmnd *ipr_cmd)
 
        scsi_cmd->result |= (DID_ERROR << 16);
 
-       ipr_unmap_sglist(ioa_cfg, ipr_cmd);
+       scsi_dma_unmap(ipr_cmd->scsi_cmd);
        scsi_cmd->scsi_done(scsi_cmd);
        list_add_tail(&ipr_cmd->queue, &ioa_cfg->free_q);
 }
@@ -954,6 +931,53 @@ static void ipr_process_ccn(struct ipr_cmnd *ipr_cmd)
 }
 
 /**
+ * strip_and_pad_whitespace - Strip and pad trailing whitespace.
+ * @i:         index into buffer
+ * @buf:               string to modify
+ *
+ * This function will strip all trailing whitespace, pad the end
+ * of the string with a single space, and NULL terminate the string.
+ *
+ * Return value:
+ *     new length of string
+ **/
+static int strip_and_pad_whitespace(int i, char *buf)
+{
+       while (i && buf[i] == ' ')
+               i--;
+       buf[i+1] = ' ';
+       buf[i+2] = '\0';
+       return i + 2;
+}
+
+/**
+ * ipr_log_vpd_compact - Log the passed extended VPD compactly.
+ * @prefix:            string to print at start of printk
+ * @hostrcb:   hostrcb pointer
+ * @vpd:               vendor/product id/sn struct
+ *
+ * Return value:
+ *     none
+ **/
+static void ipr_log_vpd_compact(char *prefix, struct ipr_hostrcb *hostrcb,
+                               struct ipr_vpd *vpd)
+{
+       char buffer[IPR_VENDOR_ID_LEN + IPR_PROD_ID_LEN + IPR_SERIAL_NUM_LEN + 3];
+       int i = 0;
+
+       memcpy(buffer, vpd->vpids.vendor_id, IPR_VENDOR_ID_LEN);
+       i = strip_and_pad_whitespace(IPR_VENDOR_ID_LEN - 1, buffer);
+
+       memcpy(&buffer[i], vpd->vpids.product_id, IPR_PROD_ID_LEN);
+       i = strip_and_pad_whitespace(i + IPR_PROD_ID_LEN - 1, buffer);
+
+       memcpy(&buffer[i], vpd->sn, IPR_SERIAL_NUM_LEN);
+       buffer[IPR_SERIAL_NUM_LEN + i] = '\0';
+
+       ipr_hcam_err(hostrcb, "%s VPID/SN: %s\n", prefix, buffer);
+}
+
+/**
  * ipr_log_vpd - Log the passed VPD to the error log.
  * @vpd:               vendor/product id/sn struct
  *
@@ -977,6 +1001,23 @@ static void ipr_log_vpd(struct ipr_vpd *vpd)
 }
 
 /**
+ * ipr_log_ext_vpd_compact - Log the passed extended VPD compactly.
+ * @prefix:            string to print at start of printk
+ * @hostrcb:   hostrcb pointer
+ * @vpd:               vendor/product id/sn/wwn struct
+ *
+ * Return value:
+ *     none
+ **/
+static void ipr_log_ext_vpd_compact(char *prefix, struct ipr_hostrcb *hostrcb,
+                                   struct ipr_ext_vpd *vpd)
+{
+       ipr_log_vpd_compact(prefix, hostrcb, &vpd->vpd);
+       ipr_hcam_err(hostrcb, "%s WWN: %08X%08X\n", prefix,
+                    be32_to_cpu(vpd->wwid[0]), be32_to_cpu(vpd->wwid[1]));
+}
+
+/**
  * ipr_log_ext_vpd - Log the passed extended VPD to the error log.
  * @vpd:               vendor/product id/sn/wwn struct
  *
@@ -1290,10 +1331,11 @@ static void ipr_log_enhanced_dual_ioa_error(struct ipr_ioa_cfg *ioa_cfg,
 
        error = &hostrcb->hcam.u.error.u.type_17_error;
        error->failure_reason[sizeof(error->failure_reason) - 1] = '\0';
+       strstrip(error->failure_reason);
 
-       ipr_err("%s\n", error->failure_reason);
-       ipr_err("Remote Adapter VPD:\n");
-       ipr_log_ext_vpd(&error->vpd);
+       ipr_hcam_err(hostrcb, "%s [PRC: %08X]\n", error->failure_reason,
+                    be32_to_cpu(hostrcb->hcam.u.error.prc));
+       ipr_log_ext_vpd_compact("Remote IOA", hostrcb, &error->vpd);
        ipr_log_hex_data(ioa_cfg, error->data,
                         be32_to_cpu(hostrcb->hcam.length) -
                         (offsetof(struct ipr_hostrcb_error, u) +
@@ -1315,10 +1357,11 @@ static void ipr_log_dual_ioa_error(struct ipr_ioa_cfg *ioa_cfg,
 
        error = &hostrcb->hcam.u.error.u.type_07_error;
        error->failure_reason[sizeof(error->failure_reason) - 1] = '\0';
+       strstrip(error->failure_reason);
 
-       ipr_err("%s\n", error->failure_reason);
-       ipr_err("Remote Adapter VPD:\n");
-       ipr_log_vpd(&error->vpd);
+       ipr_hcam_err(hostrcb, "%s [PRC: %08X]\n", error->failure_reason,
+                    be32_to_cpu(hostrcb->hcam.u.error.prc));
+       ipr_log_vpd_compact("Remote IOA", hostrcb, &error->vpd);
        ipr_log_hex_data(ioa_cfg, error->data,
                         be32_to_cpu(hostrcb->hcam.length) -
                         (offsetof(struct ipr_hostrcb_error, u) +
@@ -1616,7 +1659,7 @@ static void ipr_handle_log_data(struct ipr_ioa_cfg *ioa_cfg,
        /* Set indication we have logged an error */
        ioa_cfg->errors_logged++;
 
-       if (ioa_cfg->log_level < IPR_DEFAULT_LOG_LEVEL)
+       if (ioa_cfg->log_level < ipr_error_table[error_index].log_hcam)
                return;
        if (be32_to_cpu(hostrcb->hcam.length) > sizeof(hostrcb->hcam.u.raw))
                hostrcb->hcam.length = cpu_to_be32(sizeof(hostrcb->hcam.u.raw));
@@ -1675,12 +1718,15 @@ static void ipr_process_error(struct ipr_cmnd *ipr_cmd)
        struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
        struct ipr_hostrcb *hostrcb = ipr_cmd->u.hostrcb;
        u32 ioasc = be32_to_cpu(ipr_cmd->ioasa.ioasc);
+       u32 fd_ioasc = be32_to_cpu(hostrcb->hcam.u.error.failing_dev_ioasc);
 
        list_del(&hostrcb->queue);
        list_add_tail(&ipr_cmd->queue, &ioa_cfg->free_q);
 
        if (!ioasc) {
                ipr_handle_log_data(ioa_cfg, hostrcb);
+               if (fd_ioasc == IPR_IOASC_NR_IOA_RESET_REQUIRED)
+                       ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_ABBREV);
        } else if (ioasc != IPR_IOASC_IOA_WAS_RESET) {
                dev_err(&ioa_cfg->pdev->dev,
                        "Host RCB failed with IOASC: 0x%08X\n", ioasc);
@@ -2307,7 +2353,7 @@ static void ipr_release_dump(struct kref *kref)
 
 /**
  * ipr_worker_thread - Worker thread
- * @data:              ioa config struct
+ * @work:              ioa config struct
  *
  * Called at task level from a work thread. This function takes care
  * of adding and removing device from the mid-layer as configuration
@@ -2316,13 +2362,14 @@ static void ipr_release_dump(struct kref *kref)
  * Return value:
  *     nothing
  **/
-static void ipr_worker_thread(void *data)
+static void ipr_worker_thread(struct work_struct *work)
 {
        unsigned long lock_flags;
        struct ipr_resource_entry *res;
        struct scsi_device *sdev;
        struct ipr_dump *dump;
-       struct ipr_ioa_cfg *ioa_cfg = data;
+       struct ipr_ioa_cfg *ioa_cfg =
+               container_of(work, struct ipr_ioa_cfg, work_q);
        u8 bus, target, lun;
        int did_work;
 
@@ -2385,7 +2432,7 @@ restart:
        }
 
        spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
-       kobject_uevent(&ioa_cfg->host->shost_classdev.kobj, KOBJ_CHANGE);
+       kobject_uevent(&ioa_cfg->host->shost_dev.kobj, KOBJ_CHANGE);
        LEAVE;
 }
 
@@ -2393,6 +2440,7 @@ restart:
 /**
  * ipr_read_trace - Dump the adapter trace
  * @kobj:              kobject struct
+ * @bin_attr:          bin_attribute struct
  * @buf:               buffer
  * @off:               offset
  * @count:             buffer size
@@ -2400,11 +2448,12 @@ restart:
  * Return value:
  *     number of bytes printed to buffer
  **/
-static ssize_t ipr_read_trace(struct kobject *kobj, char *buf,
-                             loff_t off, size_t count)
+static ssize_t ipr_read_trace(struct kobject *kobj,
+                             struct bin_attribute *bin_attr,
+                             char *buf, loff_t off, size_t count)
 {
-       struct class_device *cdev = container_of(kobj,struct class_device,kobj);
-       struct Scsi_Host *shost = class_to_shost(cdev);
+       struct device *dev = container_of(kobj, struct device, kobj);
+       struct Scsi_Host *shost = class_to_shost(dev);
        struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
        unsigned long lock_flags = 0;
        int size = IPR_TRACE_SIZE;
@@ -2444,15 +2493,16 @@ static const struct {
 
 /**
  * ipr_show_write_caching - Show the write caching attribute
- * @class_dev: class device struct
- * @buf:               buffer
+ * @dev:       device struct
+ * @buf:       buffer
  *
  * Return value:
  *     number of bytes printed to buffer
  **/
-static ssize_t ipr_show_write_caching(struct class_device *class_dev, char *buf)
+static ssize_t ipr_show_write_caching(struct device *dev,
+                                     struct device_attribute *attr, char *buf)
 {
-       struct Scsi_Host *shost = class_to_shost(class_dev);
+       struct Scsi_Host *shost = class_to_shost(dev);
        struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
        unsigned long lock_flags = 0;
        int i, len = 0;
@@ -2471,19 +2521,20 @@ static ssize_t ipr_show_write_caching(struct class_device *class_dev, char *buf)
 
 /**
  * ipr_store_write_caching - Enable/disable adapter write cache
- * @class_dev: class_device struct
- * @buf:               buffer
- * @count:             buffer size
+ * @dev:       device struct
+ * @buf:       buffer
+ * @count:     buffer size
  *
  * This function will enable/disable adapter write cache.
  *
  * Return value:
  *     count on success / other on failure
  **/
-static ssize_t ipr_store_write_caching(struct class_device *class_dev,
-                                       const char *buf, size_t count)
+static ssize_t ipr_store_write_caching(struct device *dev,
+                                      struct device_attribute *attr,
+                                      const char *buf, size_t count)
 {
-       struct Scsi_Host *shost = class_to_shost(class_dev);
+       struct Scsi_Host *shost = class_to_shost(dev);
        struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
        unsigned long lock_flags = 0;
        enum ipr_cache_state new_state = CACHE_INVALID;
@@ -2521,7 +2572,7 @@ static ssize_t ipr_store_write_caching(struct class_device *class_dev,
        return count;
 }
 
-static struct class_device_attribute ipr_ioa_cache_attr = {
+static struct device_attribute ipr_ioa_cache_attr = {
        .attr = {
                .name =         "write_cache",
                .mode =         S_IRUGO | S_IWUSR,
@@ -2532,15 +2583,16 @@ static struct class_device_attribute ipr_ioa_cache_attr = {
 
 /**
  * ipr_show_fw_version - Show the firmware version
- * @class_dev: class device struct
- * @buf:               buffer
+ * @dev:       class device struct
+ * @buf:       buffer
  *
  * Return value:
  *     number of bytes printed to buffer
  **/
-static ssize_t ipr_show_fw_version(struct class_device *class_dev, char *buf)
+static ssize_t ipr_show_fw_version(struct device *dev,
+                                  struct device_attribute *attr, char *buf)
 {
-       struct Scsi_Host *shost = class_to_shost(class_dev);
+       struct Scsi_Host *shost = class_to_shost(dev);
        struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
        struct ipr_inquiry_page3 *ucode_vpd = &ioa_cfg->vpd_cbs->page3_data;
        unsigned long lock_flags = 0;
@@ -2555,7 +2607,7 @@ static ssize_t ipr_show_fw_version(struct class_device *class_dev, char *buf)
        return len;
 }
 
-static struct class_device_attribute ipr_fw_version_attr = {
+static struct device_attribute ipr_fw_version_attr = {
        .attr = {
                .name =         "fw_version",
                .mode =         S_IRUGO,
@@ -2565,15 +2617,16 @@ static struct class_device_attribute ipr_fw_version_attr = {
 
 /**
  * ipr_show_log_level - Show the adapter's error logging level
- * @class_dev: class device struct
- * @buf:               buffer
+ * @dev:       class device struct
+ * @buf:       buffer
  *
  * Return value:
  *     number of bytes printed to buffer
  **/
-static ssize_t ipr_show_log_level(struct class_device *class_dev, char *buf)
+static ssize_t ipr_show_log_level(struct device *dev,
+                                  struct device_attribute *attr, char *buf)
 {
-       struct Scsi_Host *shost = class_to_shost(class_dev);
+       struct Scsi_Host *shost = class_to_shost(dev);
        struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
        unsigned long lock_flags = 0;
        int len;
@@ -2586,16 +2639,17 @@ static ssize_t ipr_show_log_level(struct class_device *class_dev, char *buf)
 
 /**
  * ipr_store_log_level - Change the adapter's error logging level
- * @class_dev: class device struct
- * @buf:               buffer
+ * @dev:       class device struct
+ * @buf:       buffer
  *
  * Return value:
  *     number of bytes printed to buffer
  **/
-static ssize_t ipr_store_log_level(struct class_device *class_dev,
+static ssize_t ipr_store_log_level(struct device *dev,
+                                  struct device_attribute *attr,
                                   const char *buf, size_t count)
 {
-       struct Scsi_Host *shost = class_to_shost(class_dev);
+       struct Scsi_Host *shost = class_to_shost(dev);
        struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
        unsigned long lock_flags = 0;
 
@@ -2605,7 +2659,7 @@ static ssize_t ipr_store_log_level(struct class_device *class_dev,
        return strlen(buf);
 }
 
-static struct class_device_attribute ipr_log_level_attr = {
+static struct device_attribute ipr_log_level_attr = {
        .attr = {
                .name =         "log_level",
                .mode =         S_IRUGO | S_IWUSR,
@@ -2616,9 +2670,9 @@ static struct class_device_attribute ipr_log_level_attr = {
 
 /**
  * ipr_store_diagnostics - IOA Diagnostics interface
- * @class_dev: class_device struct
- * @buf:               buffer
- * @count:             buffer size
+ * @dev:       device struct
+ * @buf:       buffer
+ * @count:     buffer size
  *
  * This function will reset the adapter and wait a reasonable
  * amount of time for any errors that the adapter might log.
@@ -2626,10 +2680,11 @@ static struct class_device_attribute ipr_log_level_attr = {
  * Return value:
  *     count on success / other on failure
  **/
-static ssize_t ipr_store_diagnostics(struct class_device *class_dev,
+static ssize_t ipr_store_diagnostics(struct device *dev,
+                                    struct device_attribute *attr,
                                     const char *buf, size_t count)
 {
-       struct Scsi_Host *shost = class_to_shost(class_dev);
+       struct Scsi_Host *shost = class_to_shost(dev);
        struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
        unsigned long lock_flags = 0;
        int rc = count;
@@ -2637,8 +2692,13 @@ static ssize_t ipr_store_diagnostics(struct class_device *class_dev,
        if (!capable(CAP_SYS_ADMIN))
                return -EACCES;
 
-       wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
        spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
+       while(ioa_cfg->in_reset_reload) {
+               spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
+               wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
+               spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
+       }
+
        ioa_cfg->errors_logged = 0;
        ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_NORMAL);
 
@@ -2661,7 +2721,7 @@ static ssize_t ipr_store_diagnostics(struct class_device *class_dev,
        return rc;
 }
 
-static struct class_device_attribute ipr_diagnostics_attr = {
+static struct device_attribute ipr_diagnostics_attr = {
        .attr = {
                .name =         "run_diagnostics",
                .mode =         S_IWUSR,
@@ -2671,15 +2731,16 @@ static struct class_device_attribute ipr_diagnostics_attr = {
 
 /**
  * ipr_show_adapter_state - Show the adapter's state
- * @class_dev: class device struct
- * @buf:               buffer
+ * @class_dev: device struct
+ * @buf:       buffer
  *
  * Return value:
  *     number of bytes printed to buffer
  **/
-static ssize_t ipr_show_adapter_state(struct class_device *class_dev, char *buf)
+static ssize_t ipr_show_adapter_state(struct device *dev,
+                                     struct device_attribute *attr, char *buf)
 {
-       struct Scsi_Host *shost = class_to_shost(class_dev);
+       struct Scsi_Host *shost = class_to_shost(dev);
        struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
        unsigned long lock_flags = 0;
        int len;
@@ -2695,19 +2756,20 @@ static ssize_t ipr_show_adapter_state(struct class_device *class_dev, char *buf)
 
 /**
  * ipr_store_adapter_state - Change adapter state
- * @class_dev: class_device struct
- * @buf:               buffer
- * @count:             buffer size
+ * @dev:       device struct
+ * @buf:       buffer
+ * @count:     buffer size
  *
  * This function will change the adapter's state.
  *
  * Return value:
  *     count on success / other on failure
  **/
-static ssize_t ipr_store_adapter_state(struct class_device *class_dev,
+static ssize_t ipr_store_adapter_state(struct device *dev,
+                                      struct device_attribute *attr,
                                       const char *buf, size_t count)
 {
-       struct Scsi_Host *shost = class_to_shost(class_dev);
+       struct Scsi_Host *shost = class_to_shost(dev);
        struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
        unsigned long lock_flags;
        int result = count;
@@ -2728,9 +2790,9 @@ static ssize_t ipr_store_adapter_state(struct class_device *class_dev,
        return result;
 }
 
-static struct class_device_attribute ipr_ioa_state_attr = {
+static struct device_attribute ipr_ioa_state_attr = {
        .attr = {
-               .name =         "state",
+               .name =         "online_state",
                .mode =         S_IRUGO | S_IWUSR,
        },
        .show = ipr_show_adapter_state,
@@ -2739,19 +2801,20 @@ static struct class_device_attribute ipr_ioa_state_attr = {
 
 /**
  * ipr_store_reset_adapter - Reset the adapter
- * @class_dev: class_device struct
- * @buf:               buffer
- * @count:             buffer size
+ * @dev:       device struct
+ * @buf:       buffer
+ * @count:     buffer size
  *
  * This function will reset the adapter.
  *
  * Return value:
  *     count on success / other on failure
  **/
-static ssize_t ipr_store_reset_adapter(struct class_device *class_dev,
+static ssize_t ipr_store_reset_adapter(struct device *dev,
+                                      struct device_attribute *attr,
                                       const char *buf, size_t count)
 {
-       struct Scsi_Host *shost = class_to_shost(class_dev);
+       struct Scsi_Host *shost = class_to_shost(dev);
        struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
        unsigned long lock_flags;
        int result = count;
@@ -2768,7 +2831,7 @@ static ssize_t ipr_store_reset_adapter(struct class_device *class_dev,
        return result;
 }
 
-static struct class_device_attribute ipr_ioa_reset_attr = {
+static struct device_attribute ipr_ioa_reset_attr = {
        .attr = {
                .name =         "reset_host",
                .mode =         S_IWUSR,
@@ -2819,6 +2882,7 @@ static struct ipr_sglist *ipr_alloc_ucode_buffer(int buf_len)
        }
 
        scatterlist = sglist->scatterlist;
+       sg_init_table(scatterlist, num_elem);
 
        sglist->order = order;
        sglist->num_sg = num_elem;
@@ -2831,12 +2895,12 @@ static struct ipr_sglist *ipr_alloc_ucode_buffer(int buf_len)
 
                        /* Free up what we already allocated */
                        for (j = i - 1; j >= 0; j--)
-                               __free_pages(scatterlist[j].page, order);
+                               __free_pages(sg_page(&scatterlist[j]), order);
                        kfree(sglist);
                        return NULL;
                }
 
-               scatterlist[i].page = page;
+               sg_set_page(&scatterlist[i], page, 0, 0);
        }
 
        return sglist;
@@ -2857,7 +2921,7 @@ static void ipr_free_ucode_buffer(struct ipr_sglist *sglist)
        int i;
 
        for (i = 0; i < sglist->num_sg; i++)
-               __free_pages(sglist->scatterlist[i].page, sglist->order);
+               __free_pages(sg_page(&sglist->scatterlist[i]), sglist->order);
 
        kfree(sglist);
 }
@@ -2887,9 +2951,11 @@ static int ipr_copy_ucode_buffer(struct ipr_sglist *sglist,
        scatterlist = sglist->scatterlist;
 
        for (i = 0; i < (len / bsize_elem); i++, buffer += bsize_elem) {
-               kaddr = kmap(scatterlist[i].page);
+               struct page *page = sg_page(&scatterlist[i]);
+
+               kaddr = kmap(page);
                memcpy(kaddr, buffer, bsize_elem);
-               kunmap(scatterlist[i].page);
+               kunmap(page);
 
                scatterlist[i].length = bsize_elem;
 
@@ -2900,9 +2966,11 @@ static int ipr_copy_ucode_buffer(struct ipr_sglist *sglist,
        }
 
        if (len % bsize_elem) {
-               kaddr = kmap(scatterlist[i].page);
+               struct page *page = sg_page(&scatterlist[i]);
+
+               kaddr = kmap(page);
                memcpy(kaddr, buffer, len % bsize_elem);
-               kunmap(scatterlist[i].page);
+               kunmap(page);
 
                scatterlist[i].length = len % bsize_elem;
        }
@@ -2960,6 +3028,11 @@ static int ipr_update_ioa_ucode(struct ipr_ioa_cfg *ioa_cfg,
        unsigned long lock_flags;
 
        spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
+       while(ioa_cfg->in_reset_reload) {
+               spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
+               wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
+               spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
+       }
 
        if (ioa_cfg->ucode_sglist) {
                spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
@@ -2991,19 +3064,20 @@ static int ipr_update_ioa_ucode(struct ipr_ioa_cfg *ioa_cfg,
 
 /**
  * ipr_store_update_fw - Update the firmware on the adapter
- * @class_dev: class_device struct
- * @buf:               buffer
- * @count:             buffer size
+ * @class_dev: device struct
+ * @buf:       buffer
+ * @count:     buffer size
  *
  * This function will update the firmware on the adapter.
  *
  * Return value:
  *     count on success / other on failure
  **/
-static ssize_t ipr_store_update_fw(struct class_device *class_dev,
-                                      const char *buf, size_t count)
+static ssize_t ipr_store_update_fw(struct device *dev,
+                                  struct device_attribute *attr,
+                                  const char *buf, size_t count)
 {
-       struct Scsi_Host *shost = class_to_shost(class_dev);
+       struct Scsi_Host *shost = class_to_shost(dev);
        struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
        struct ipr_ucode_image_header *image_hdr;
        const struct firmware *fw_entry;
@@ -3061,7 +3135,7 @@ out:
        return result;
 }
 
-static struct class_device_attribute ipr_update_fw_attr = {
+static struct device_attribute ipr_update_fw_attr = {
        .attr = {
                .name =         "update_fw",
                .mode =         S_IWUSR,
@@ -3069,7 +3143,7 @@ static struct class_device_attribute ipr_update_fw_attr = {
        .store = ipr_store_update_fw
 };
 
-static struct class_device_attribute *ipr_ioa_attrs[] = {
+static struct device_attribute *ipr_ioa_attrs[] = {
        &ipr_fw_version_attr,
        &ipr_log_level_attr,
        &ipr_diagnostics_attr,
@@ -3084,6 +3158,7 @@ static struct class_device_attribute *ipr_ioa_attrs[] = {
 /**
  * ipr_read_dump - Dump the adapter
  * @kobj:              kobject struct
+ * @bin_attr:          bin_attribute struct
  * @buf:               buffer
  * @off:               offset
  * @count:             buffer size
@@ -3091,10 +3166,11 @@ static struct class_device_attribute *ipr_ioa_attrs[] = {
  * Return value:
  *     number of bytes printed to buffer
  **/
-static ssize_t ipr_read_dump(struct kobject *kobj, char *buf,
-                             loff_t off, size_t count)
+static ssize_t ipr_read_dump(struct kobject *kobj,
+                            struct bin_attribute *bin_attr,
+                            char *buf, loff_t off, size_t count)
 {
-       struct class_device *cdev = container_of(kobj,struct class_device,kobj);
+       struct device *cdev = container_of(kobj, struct device, kobj);
        struct Scsi_Host *shost = class_to_shost(cdev);
        struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
        struct ipr_dump *dump;
@@ -3245,6 +3321,7 @@ static int ipr_free_dump(struct ipr_ioa_cfg *ioa_cfg)
 /**
  * ipr_write_dump - Setup dump state of adapter
  * @kobj:              kobject struct
+ * @bin_attr:          bin_attribute struct
  * @buf:               buffer
  * @off:               offset
  * @count:             buffer size
@@ -3252,10 +3329,11 @@ static int ipr_free_dump(struct ipr_ioa_cfg *ioa_cfg)
  * Return value:
  *     number of bytes printed to buffer
  **/
-static ssize_t ipr_write_dump(struct kobject *kobj, char *buf,
-                             loff_t off, size_t count)
+static ssize_t ipr_write_dump(struct kobject *kobj,
+                             struct bin_attribute *bin_attr,
+                             char *buf, loff_t off, size_t count)
 {
-       struct class_device *cdev = container_of(kobj,struct class_device,kobj);
+       struct device *cdev = container_of(kobj, struct device, kobj);
        struct Scsi_Host *shost = class_to_shost(cdev);
        struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
        int rc;
@@ -3592,7 +3670,8 @@ static int ipr_slave_configure(struct scsi_device *sdev)
                        sdev->no_uld_attach = 1;
                }
                if (ipr_is_vset_device(res)) {
-                       sdev->timeout = IPR_VSET_RW_TIMEOUT;
+                       blk_queue_rq_timeout(sdev->request_queue,
+                                            IPR_VSET_RW_TIMEOUT);
                        blk_queue_max_sectors(sdev->request_queue, IPR_VSET_MAX_SECTORS);
                }
                if (ipr_is_vset_device(res) || ipr_is_scsi_disk(res))
@@ -3767,17 +3846,18 @@ static int ipr_device_reset(struct ipr_ioa_cfg *ioa_cfg,
 
 /**
  * ipr_sata_reset - Reset the SATA port
- * @ap:                SATA port to reset
+ * @link:      SATA link to reset
  * @classes:   class of the attached device
  *
- * This function issues a SATA phy reset to the affected ATA port.
+ * This function issues a SATA phy reset to the affected ATA link.
  *
  * Return value:
  *     0 on success / non-zero on failure
  **/
-static int ipr_sata_reset(struct ata_port *ap, unsigned int *classes)
+static int ipr_sata_reset(struct ata_link *link, unsigned int *classes,
+                               unsigned long deadline)
 {
-       struct ipr_sata_port *sata_port = ap->private_data;
+       struct ipr_sata_port *sata_port = link->ap->private_data;
        struct ipr_ioa_cfg *ioa_cfg = sata_port->ioa_cfg;
        struct ipr_resource_entry *res;
        unsigned long lock_flags = 0;
@@ -3854,6 +3934,8 @@ static int __ipr_eh_dev_reset(struct scsi_cmnd * scsi_cmd)
                if (ipr_cmd->ioarcb.res_handle == res->cfgte.res_handle) {
                        if (ipr_cmd->scsi_cmd)
                                ipr_cmd->done = ipr_scsi_eh_done;
+                       if (ipr_cmd->qc)
+                               ipr_cmd->done = ipr_sata_eh_done;
                        if (ipr_cmd->qc && !(ipr_cmd->qc->flags & ATA_QCFLAG_FAILED)) {
                                ipr_cmd->qc->err_mask |= AC_ERR_TIMEOUT;
                                ipr_cmd->qc->flags |= ATA_QCFLAG_FAILED;
@@ -3867,8 +3949,15 @@ static int __ipr_eh_dev_reset(struct scsi_cmnd * scsi_cmd)
        if (ipr_is_gata(res) && res->sata_port) {
                ap = res->sata_port->ap;
                spin_unlock_irq(scsi_cmd->device->host->host_lock);
-               ata_do_eh(ap, NULL, NULL, ipr_sata_reset, NULL);
+               ata_std_error_handler(ap);
                spin_lock_irq(scsi_cmd->device->host->host_lock);
+
+               list_for_each_entry(ipr_cmd, &ioa_cfg->pending_q, queue) {
+                       if (ipr_cmd->ioarcb.res_handle == res->cfgte.res_handle) {
+                               rc = -EIO;
+                               break;
+                       }
+               }
        } else
                rc = ipr_device_reset(ioa_cfg, res);
        res->resetting_device = 0;
@@ -4200,80 +4289,55 @@ static irqreturn_t ipr_isr(int irq, void *devp)
 static int ipr_build_ioadl(struct ipr_ioa_cfg *ioa_cfg,
                           struct ipr_cmnd *ipr_cmd)
 {
-       int i;
-       struct scatterlist *sglist;
+       int i, nseg;
+       struct scatterlist *sg;
        u32 length;
        u32 ioadl_flags = 0;
        struct scsi_cmnd *scsi_cmd = ipr_cmd->scsi_cmd;
        struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
        struct ipr_ioadl_desc *ioadl = ipr_cmd->ioadl;
 
-       length = scsi_cmd->request_bufflen;
-
-       if (length == 0)
+       length = scsi_bufflen(scsi_cmd);
+       if (!length)
                return 0;
 
-       if (scsi_cmd->use_sg) {
-               ipr_cmd->dma_use_sg = pci_map_sg(ioa_cfg->pdev,
-                                                scsi_cmd->request_buffer,
-                                                scsi_cmd->use_sg,
-                                                scsi_cmd->sc_data_direction);
-
-               if (scsi_cmd->sc_data_direction == DMA_TO_DEVICE) {
-                       ioadl_flags = IPR_IOADL_FLAGS_WRITE;
-                       ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_WRITE_NOT_READ;
-                       ioarcb->write_data_transfer_length = cpu_to_be32(length);
-                       ioarcb->write_ioadl_len =
-                               cpu_to_be32(sizeof(struct ipr_ioadl_desc) * ipr_cmd->dma_use_sg);
-               } else if (scsi_cmd->sc_data_direction == DMA_FROM_DEVICE) {
-                       ioadl_flags = IPR_IOADL_FLAGS_READ;
-                       ioarcb->read_data_transfer_length = cpu_to_be32(length);
-                       ioarcb->read_ioadl_len =
-                               cpu_to_be32(sizeof(struct ipr_ioadl_desc) * ipr_cmd->dma_use_sg);
-               }
-
-               sglist = scsi_cmd->request_buffer;
+       nseg = scsi_dma_map(scsi_cmd);
+       if (nseg < 0) {
+               dev_err(&ioa_cfg->pdev->dev, "pci_map_sg failed!\n");
+               return -1;
+       }
 
-               for (i = 0; i < ipr_cmd->dma_use_sg; i++) {
-                       ioadl[i].flags_and_data_len =
-                               cpu_to_be32(ioadl_flags | sg_dma_len(&sglist[i]));
-                       ioadl[i].address =
-                               cpu_to_be32(sg_dma_address(&sglist[i]));
-               }
+       ipr_cmd->dma_use_sg = nseg;
 
-               if (likely(ipr_cmd->dma_use_sg)) {
-                       ioadl[i-1].flags_and_data_len |=
-                               cpu_to_be32(IPR_IOADL_FLAGS_LAST);
-                       return 0;
-               } else
-                       dev_err(&ioa_cfg->pdev->dev, "pci_map_sg failed!\n");
-       } else {
-               if (scsi_cmd->sc_data_direction == DMA_TO_DEVICE) {
-                       ioadl_flags = IPR_IOADL_FLAGS_WRITE;
-                       ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_WRITE_NOT_READ;
-                       ioarcb->write_data_transfer_length = cpu_to_be32(length);
-                       ioarcb->write_ioadl_len = cpu_to_be32(sizeof(struct ipr_ioadl_desc));
-               } else if (scsi_cmd->sc_data_direction == DMA_FROM_DEVICE) {
-                       ioadl_flags = IPR_IOADL_FLAGS_READ;
-                       ioarcb->read_data_transfer_length = cpu_to_be32(length);
-                       ioarcb->read_ioadl_len = cpu_to_be32(sizeof(struct ipr_ioadl_desc));
-               }
+       if (scsi_cmd->sc_data_direction == DMA_TO_DEVICE) {
+               ioadl_flags = IPR_IOADL_FLAGS_WRITE;
+               ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_WRITE_NOT_READ;
+               ioarcb->write_data_transfer_length = cpu_to_be32(length);
+               ioarcb->write_ioadl_len =
+                       cpu_to_be32(sizeof(struct ipr_ioadl_desc) * ipr_cmd->dma_use_sg);
+       } else if (scsi_cmd->sc_data_direction == DMA_FROM_DEVICE) {
+               ioadl_flags = IPR_IOADL_FLAGS_READ;
+               ioarcb->read_data_transfer_length = cpu_to_be32(length);
+               ioarcb->read_ioadl_len =
+                       cpu_to_be32(sizeof(struct ipr_ioadl_desc) * ipr_cmd->dma_use_sg);
+       }
 
-               ipr_cmd->dma_handle = pci_map_single(ioa_cfg->pdev,
-                                                    scsi_cmd->request_buffer, length,
-                                                    scsi_cmd->sc_data_direction);
+       if (ipr_cmd->dma_use_sg <= ARRAY_SIZE(ioarcb->add_data.u.ioadl)) {
+               ioadl = ioarcb->add_data.u.ioadl;
+               ioarcb->write_ioadl_addr =
+                       cpu_to_be32(be32_to_cpu(ioarcb->ioarcb_host_pci_addr) +
+                                   offsetof(struct ipr_ioarcb, add_data));
+               ioarcb->read_ioadl_addr = ioarcb->write_ioadl_addr;
+       }
 
-               if (likely(!pci_dma_mapping_error(ipr_cmd->dma_handle))) {
-                       ipr_cmd->dma_use_sg = 1;
-                       ioadl[0].flags_and_data_len =
-                               cpu_to_be32(ioadl_flags | length | IPR_IOADL_FLAGS_LAST);
-                       ioadl[0].address = cpu_to_be32(ipr_cmd->dma_handle);
-                       return 0;
-               } else
-                       dev_err(&ioa_cfg->pdev->dev, "pci_map_single failed!\n");
+       scsi_for_each_sg(scsi_cmd, sg, ipr_cmd->dma_use_sg, i) {
+               ioadl[i].flags_and_data_len =
+                       cpu_to_be32(ioadl_flags | sg_dma_len(sg));
+               ioadl[i].address = cpu_to_be32(sg_dma_address(sg));
        }
 
-       return -1;
+       ioadl[i-1].flags_and_data_len |= cpu_to_be32(IPR_IOADL_FLAGS_LAST);
+       return 0;
 }
 
 /**
@@ -4336,7 +4400,7 @@ static void ipr_erp_done(struct ipr_cmnd *ipr_cmd)
                        res->needs_sync_complete = 1;
                res->in_erp = 0;
        }
-       ipr_unmap_sglist(ioa_cfg, ipr_cmd);
+       scsi_dma_unmap(ipr_cmd->scsi_cmd);
        list_add_tail(&ipr_cmd->queue, &ioa_cfg->free_q);
        scsi_cmd->scsi_done(scsi_cmd);
 }
@@ -4350,11 +4414,9 @@ static void ipr_erp_done(struct ipr_cmnd *ipr_cmd)
  **/
 static void ipr_reinit_ipr_cmnd_for_erp(struct ipr_cmnd *ipr_cmd)
 {
-       struct ipr_ioarcb *ioarcb;
-       struct ipr_ioasa *ioasa;
-
-       ioarcb = &ipr_cmd->ioarcb;
-       ioasa = &ipr_cmd->ioasa;
+       struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
+       struct ipr_ioasa *ioasa = &ipr_cmd->ioasa;
+       dma_addr_t dma_addr = be32_to_cpu(ioarcb->ioarcb_host_pci_addr);
 
        memset(&ioarcb->cmd_pkt, 0, sizeof(struct ipr_cmd_pkt));
        ioarcb->write_data_transfer_length = 0;
@@ -4363,6 +4425,9 @@ static void ipr_reinit_ipr_cmnd_for_erp(struct ipr_cmnd *ipr_cmd)
        ioarcb->read_ioadl_len = 0;
        ioasa->ioasc = 0;
        ioasa->residual_data_len = 0;
+       ioarcb->write_ioadl_addr =
+               cpu_to_be32(dma_addr + offsetof(struct ipr_cmnd, ioadl));
+       ioarcb->read_ioadl_addr = ioarcb->write_ioadl_addr;
 }
 
 /**
@@ -4461,12 +4526,13 @@ static void ipr_dump_ioasa(struct ipr_ioa_cfg *ioa_cfg,
 {
        int i;
        u16 data_len;
-       u32 ioasc;
+       u32 ioasc, fd_ioasc;
        struct ipr_ioasa *ioasa = &ipr_cmd->ioasa;
        __be32 *ioasa_data = (__be32 *)ioasa;
        int error_index;
 
        ioasc = be32_to_cpu(ioasa->ioasc) & IPR_IOASC_IOASC_MASK;
+       fd_ioasc = be32_to_cpu(ioasa->fd_ioasc) & IPR_IOASC_IOASC_MASK;
 
        if (0 == ioasc)
                return;
@@ -4474,13 +4540,19 @@ static void ipr_dump_ioasa(struct ipr_ioa_cfg *ioa_cfg,
        if (ioa_cfg->log_level < IPR_DEFAULT_LOG_LEVEL)
                return;
 
-       error_index = ipr_get_error(ioasc);
+       if (ioasc == IPR_IOASC_BUS_WAS_RESET && fd_ioasc)
+               error_index = ipr_get_error(fd_ioasc);
+       else
+               error_index = ipr_get_error(ioasc);
 
        if (ioa_cfg->log_level < IPR_MAX_LOG_LEVEL) {
                /* Don't log an error if the IOA already logged one */
                if (ioasa->ilid != 0)
                        return;
 
+               if (!ipr_is_gscsi(res))
+                       return;
+
                if (ipr_error_table[error_index].log_ioasa == 0)
                        return;
        }
@@ -4634,18 +4706,19 @@ static void ipr_erp_start(struct ipr_ioa_cfg *ioa_cfg,
        struct scsi_cmnd *scsi_cmd = ipr_cmd->scsi_cmd;
        struct ipr_resource_entry *res = scsi_cmd->device->hostdata;
        u32 ioasc = be32_to_cpu(ipr_cmd->ioasa.ioasc);
+       u32 masked_ioasc = ioasc & IPR_IOASC_IOASC_MASK;
 
        if (!res) {
                ipr_scsi_eh_done(ipr_cmd);
                return;
        }
 
-       if (ipr_is_gscsi(res))
-               ipr_dump_ioasa(ioa_cfg, ipr_cmd, res);
-       else
+       if (!ipr_is_gscsi(res) && masked_ioasc != IPR_IOASC_HW_DEV_BUS_STATUS)
                ipr_gen_sense(ipr_cmd);
 
-       switch (ioasc & IPR_IOASC_IOASC_MASK) {
+       ipr_dump_ioasa(ioa_cfg, ipr_cmd, res);
+
+       switch (masked_ioasc) {
        case IPR_IOASC_ABORTED_CMD_TERM_BY_HOST:
                if (ipr_is_naca_model(res))
                        scsi_cmd->result |= (DID_ABORT << 16);
@@ -4705,7 +4778,7 @@ static void ipr_erp_start(struct ipr_ioa_cfg *ioa_cfg,
                break;
        }
 
-       ipr_unmap_sglist(ioa_cfg, ipr_cmd);
+       scsi_dma_unmap(ipr_cmd->scsi_cmd);
        list_add_tail(&ipr_cmd->queue, &ioa_cfg->free_q);
        scsi_cmd->scsi_done(scsi_cmd);
 }
@@ -4726,10 +4799,10 @@ static void ipr_scsi_done(struct ipr_cmnd *ipr_cmd)
        struct scsi_cmnd *scsi_cmd = ipr_cmd->scsi_cmd;
        u32 ioasc = be32_to_cpu(ipr_cmd->ioasa.ioasc);
 
-       scsi_cmd->resid = be32_to_cpu(ipr_cmd->ioasa.residual_data_len);
+       scsi_set_resid(scsi_cmd, be32_to_cpu(ipr_cmd->ioasa.residual_data_len));
 
        if (likely(IPR_IOASC_SENSE_KEY(ioasc) == 0)) {
-               ipr_unmap_sglist(ioa_cfg, ipr_cmd);
+               scsi_dma_unmap(ipr_cmd->scsi_cmd);
                list_add_tail(&ipr_cmd->queue, &ioa_cfg->free_q);
                scsi_cmd->scsi_done(scsi_cmd);
        } else
@@ -4837,13 +4910,16 @@ static int ipr_queuecommand(struct scsi_cmnd *scsi_cmd,
  * Return value:
  *     0 on success / other on failure
  **/
-int ipr_ioctl(struct scsi_device *sdev, int cmd, void __user *arg)
+static int ipr_ioctl(struct scsi_device *sdev, int cmd, void __user *arg)
 {
        struct ipr_resource_entry *res;
 
        res = (struct ipr_resource_entry *)sdev->hostdata;
-       if (res && ipr_is_gata(res))
+       if (res && ipr_is_gata(res)) {
+               if (cmd == HDIO_GET_IDENTITY)
+                       return -ENOTTY;
                return ata_scsi_ioctl(sdev, cmd, arg);
+       }
 
        return -EINVAL;
 }
@@ -4925,22 +5001,22 @@ static void ipr_ata_phy_reset(struct ata_port *ap)
        rc = ipr_device_reset(ioa_cfg, res);
 
        if (rc) {
-               ap->ops->port_disable(ap);
+               ata_port_disable(ap);
                goto out_unlock;
        }
 
        switch(res->cfgte.proto) {
        case IPR_PROTO_SATA:
        case IPR_PROTO_SAS_STP:
-               ap->device[0].class = ATA_DEV_ATA;
+               ap->link.device[0].class = ATA_DEV_ATA;
                break;
        case IPR_PROTO_SATA_ATAPI:
        case IPR_PROTO_SAS_STP_ATAPI:
-               ap->device[0].class = ATA_DEV_ATAPI;
+               ap->link.device[0].class = ATA_DEV_ATAPI;
                break;
        default:
-               ap->device[0].class = ATA_DEV_UNKNOWN;
-               ap->ops->port_disable(ap);
+               ap->link.device[0].class = ATA_DEV_UNKNOWN;
+               ata_port_disable(ap);
                break;
        };
 
@@ -4980,33 +5056,6 @@ static void ipr_ata_post_internal(struct ata_queued_cmd *qc)
 }
 
 /**
- * ipr_tf_read - Read the current ATA taskfile for the ATA port
- * @ap:        ATA port
- * @tf:        destination ATA taskfile
- *
- * Return value:
- *     none
- **/
-static void ipr_tf_read(struct ata_port *ap, struct ata_taskfile *tf)
-{
-       struct ipr_sata_port *sata_port = ap->private_data;
-       struct ipr_ioasa_gata *g = &sata_port->ioasa;
-
-       tf->feature = g->error;
-       tf->nsect = g->nsect;
-       tf->lbal = g->lbal;
-       tf->lbam = g->lbam;
-       tf->lbah = g->lbah;
-       tf->device = g->device;
-       tf->command = g->status;
-       tf->hob_nsect = g->hob_nsect;
-       tf->hob_lbal = g->hob_lbal;
-       tf->hob_lbam = g->hob_lbam;
-       tf->hob_lbah = g->hob_lbah;
-       tf->ctl = g->alt_status;
-}
-
-/**
  * ipr_copy_sata_tf - Copy a SATA taskfile to an IOA data structure
  * @regs:      destination
  * @tf:        source ATA taskfile
@@ -5078,8 +5127,10 @@ static void ipr_build_ata_ioadl(struct ipr_cmnd *ipr_cmd,
        u32 ioadl_flags = 0;
        struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
        struct ipr_ioadl_desc *ioadl = ipr_cmd->ioadl;
-       int len = qc->nbytes + qc->pad_len;
+       struct ipr_ioadl_desc *last_ioadl = NULL;
+       int len = qc->nbytes;
        struct scatterlist *sg;
+       unsigned int si;
 
        if (len == 0)
                return;
@@ -5097,14 +5148,16 @@ static void ipr_build_ata_ioadl(struct ipr_cmnd *ipr_cmd,
                        cpu_to_be32(sizeof(struct ipr_ioadl_desc) * ipr_cmd->dma_use_sg);
        }
 
-       ata_for_each_sg(sg, qc) {
+       for_each_sg(qc->sg, sg, qc->n_elem, si) {
                ioadl->flags_and_data_len = cpu_to_be32(ioadl_flags | sg_dma_len(sg));
                ioadl->address = cpu_to_be32(sg_dma_address(sg));
-               if (ata_sg_is_last(sg, qc))
-                       ioadl->flags_and_data_len |= cpu_to_be32(IPR_IOADL_FLAGS_LAST);
-               else
-                       ioadl++;
+
+               last_ioadl = ioadl;
+               ioadl++;
        }
+
+       if (likely(last_ioadl))
+               last_ioadl->flags_and_data_len |= cpu_to_be32(IPR_IOADL_FLAGS_LAST);
 }
 
 /**
@@ -5125,7 +5178,7 @@ static unsigned int ipr_qc_issue(struct ata_queued_cmd *qc)
        struct ipr_ioarcb_ata_regs *regs;
 
        if (unlikely(!ioa_cfg->allow_cmds || ioa_cfg->ioa_is_dead))
-               return -EIO;
+               return AC_ERR_SYSTEM;
 
        ipr_cmd = ipr_get_free_ipr_cmnd(ioa_cfg);
        ioarcb = &ipr_cmd->ioarcb;
@@ -5141,7 +5194,7 @@ static unsigned int ipr_qc_issue(struct ata_queued_cmd *qc)
        ioarcb->cmd_pkt.request_type = IPR_RQTYPE_ATA_PASSTHRU;
        ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_NO_LINK_DESC;
        ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_NO_ULEN_CHK;
-       ipr_cmd->dma_use_sg = qc->pad_len ? qc->n_elem + 1 : qc->n_elem;
+       ipr_cmd->dma_use_sg = qc->n_elem;
 
        ipr_build_ata_ioadl(ipr_cmd, qc);
        regs->flags |= IPR_ATA_FLAG_STATUS_ON_GOOD_COMPLETION;
@@ -5158,19 +5211,19 @@ static unsigned int ipr_qc_issue(struct ata_queued_cmd *qc)
                regs->flags |= IPR_ATA_FLAG_XFER_TYPE_DMA;
                break;
 
-       case ATA_PROT_ATAPI:
-       case ATA_PROT_ATAPI_NODATA:
+       case ATAPI_PROT_PIO:
+       case ATAPI_PROT_NODATA:
                regs->flags |= IPR_ATA_FLAG_PACKET_CMD;
                break;
 
-       case ATA_PROT_ATAPI_DMA:
+       case ATAPI_PROT_DMA:
                regs->flags |= IPR_ATA_FLAG_PACKET_CMD;
                regs->flags |= IPR_ATA_FLAG_XFER_TYPE_DMA;
                break;
 
        default:
                WARN_ON(1);
-               return -1;
+               return AC_ERR_INVALID;
        }
 
        mb();
@@ -5180,41 +5233,41 @@ static unsigned int ipr_qc_issue(struct ata_queued_cmd *qc)
 }
 
 /**
- * ipr_ata_check_status - Return last ATA status
- * @ap:        ATA port
+ * ipr_qc_fill_rtf - Read result TF
+ * @qc: ATA queued command
  *
  * Return value:
- *     ATA status
+ *     true
  **/
-static u8 ipr_ata_check_status(struct ata_port *ap)
+static bool ipr_qc_fill_rtf(struct ata_queued_cmd *qc)
 {
-       struct ipr_sata_port *sata_port = ap->private_data;
-       return sata_port->ioasa.status;
-}
+       struct ipr_sata_port *sata_port = qc->ap->private_data;
+       struct ipr_ioasa_gata *g = &sata_port->ioasa;
+       struct ata_taskfile *tf = &qc->result_tf;
 
-/**
- * ipr_ata_check_altstatus - Return last ATA altstatus
- * @ap:        ATA port
- *
- * Return value:
- *     Alt ATA status
- **/
-static u8 ipr_ata_check_altstatus(struct ata_port *ap)
-{
-       struct ipr_sata_port *sata_port = ap->private_data;
-       return sata_port->ioasa.alt_status;
+       tf->feature = g->error;
+       tf->nsect = g->nsect;
+       tf->lbal = g->lbal;
+       tf->lbam = g->lbam;
+       tf->lbah = g->lbah;
+       tf->device = g->device;
+       tf->command = g->status;
+       tf->hob_nsect = g->hob_nsect;
+       tf->hob_lbal = g->hob_lbal;
+       tf->hob_lbam = g->hob_lbam;
+       tf->hob_lbah = g->hob_lbah;
+       tf->ctl = g->alt_status;
+
+       return true;
 }
 
 static struct ata_port_operations ipr_sata_ops = {
-       .port_disable = ata_port_disable,
-       .check_status = ipr_ata_check_status,
-       .check_altstatus = ipr_ata_check_altstatus,
-       .dev_select = ata_noop_dev_select,
        .phy_reset = ipr_ata_phy_reset,
+       .hardreset = ipr_sata_reset,
        .post_internal_cmd = ipr_ata_post_internal,
-       .tf_read = ipr_tf_read,
        .qc_prep = ata_noop_qc_prep,
        .qc_issue = ipr_qc_issue,
+       .qc_fill_rtf = ipr_qc_fill_rtf,
        .port_start = ata_sas_port_start,
        .port_stop = ata_sas_port_stop
 };
@@ -5253,18 +5306,12 @@ static const u16 ipr_blocked_processors[] = {
  **/
 static int ipr_invalid_adapter(struct ipr_ioa_cfg *ioa_cfg)
 {
-       u8 rev_id;
        int i;
 
-       if (ioa_cfg->type == 0x5702) {
-               if (pci_read_config_byte(ioa_cfg->pdev, PCI_REVISION_ID,
-                                        &rev_id) == PCIBIOS_SUCCESSFUL) {
-                       if (rev_id < 4) {
-                               for (i = 0; i < ARRAY_SIZE(ipr_blocked_processors); i++){
-                                       if (__is_processor(ipr_blocked_processors[i]))
-                                               return 1;
-                               }
-                       }
+       if ((ioa_cfg->type == 0x5702) && (ioa_cfg->pdev->revision < 4)) {
+               for (i = 0; i < ARRAY_SIZE(ipr_blocked_processors); i++){
+                       if (__is_processor(ipr_blocked_processors[i]))
+                               return 1;
                }
        }
        return 0;
@@ -5341,6 +5388,7 @@ static int ipr_ioa_reset_done(struct ipr_cmnd *ipr_cmd)
                        ipr_send_hcam(ioa_cfg, IPR_HCAM_CDB_OP_CODE_CONFIG_CHANGE, hostrcb);
        }
 
+       scsi_report_bus_reset(ioa_cfg->host, IPR_VSET_BUS);
        dev_info(&ioa_cfg->pdev->dev, "IOA initialized.\n");
 
        ioa_cfg->reset_retries = 0;
@@ -5777,6 +5825,94 @@ static int ipr_ioafp_mode_sense_page28(struct ipr_cmnd *ipr_cmd)
 }
 
 /**
+ * ipr_ioafp_mode_select_page24 - Issue Mode Select to IOA
+ * @ipr_cmd:   ipr command struct
+ *
+ * This function enables dual IOA RAID support if possible.
+ *
+ * Return value:
+ *     IPR_RC_JOB_RETURN
+ **/
+static int ipr_ioafp_mode_select_page24(struct ipr_cmnd *ipr_cmd)
+{
+       struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
+       struct ipr_mode_pages *mode_pages = &ioa_cfg->vpd_cbs->mode_pages;
+       struct ipr_mode_page24 *mode_page;
+       int length;
+
+       ENTER;
+       mode_page = ipr_get_mode_page(mode_pages, 0x24,
+                                     sizeof(struct ipr_mode_page24));
+
+       if (mode_page)
+               mode_page->flags |= IPR_ENABLE_DUAL_IOA_AF;
+
+       length = mode_pages->hdr.length + 1;
+       mode_pages->hdr.length = 0;
+
+       ipr_build_mode_select(ipr_cmd, cpu_to_be32(IPR_IOA_RES_HANDLE), 0x11,
+                             ioa_cfg->vpd_cbs_dma + offsetof(struct ipr_misc_cbs, mode_pages),
+                             length);
+
+       ipr_cmd->job_step = ipr_ioafp_mode_sense_page28;
+       ipr_do_req(ipr_cmd, ipr_reset_ioa_job, ipr_timeout, IPR_INTERNAL_TIMEOUT);
+
+       LEAVE;
+       return IPR_RC_JOB_RETURN;
+}
+
+/**
+ * ipr_reset_mode_sense_page24_failed - Handle failure of IOAFP mode sense
+ * @ipr_cmd:   ipr command struct
+ *
+ * This function handles the failure of a Mode Sense to the IOAFP.
+ * Some adapters do not handle all mode pages.
+ *
+ * Return value:
+ *     IPR_RC_JOB_CONTINUE / IPR_RC_JOB_RETURN
+ **/
+static int ipr_reset_mode_sense_page24_failed(struct ipr_cmnd *ipr_cmd)
+{
+       u32 ioasc = be32_to_cpu(ipr_cmd->ioasa.ioasc);
+
+       if (ioasc == IPR_IOASC_IR_INVALID_REQ_TYPE_OR_PKT) {
+               ipr_cmd->job_step = ipr_ioafp_mode_sense_page28;
+               return IPR_RC_JOB_CONTINUE;
+       }
+
+       return ipr_reset_cmd_failed(ipr_cmd);
+}
+
+/**
+ * ipr_ioafp_mode_sense_page24 - Issue Page 24 Mode Sense to IOA
+ * @ipr_cmd:   ipr command struct
+ *
+ * This function send a mode sense to the IOA to retrieve
+ * the IOA Advanced Function Control mode page.
+ *
+ * Return value:
+ *     IPR_RC_JOB_RETURN
+ **/
+static int ipr_ioafp_mode_sense_page24(struct ipr_cmnd *ipr_cmd)
+{
+       struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
+
+       ENTER;
+       ipr_build_mode_sense(ipr_cmd, cpu_to_be32(IPR_IOA_RES_HANDLE),
+                            0x24, ioa_cfg->vpd_cbs_dma +
+                            offsetof(struct ipr_misc_cbs, mode_pages),
+                            sizeof(struct ipr_mode_pages));
+
+       ipr_cmd->job_step = ipr_ioafp_mode_select_page24;
+       ipr_cmd->job_step_failed = ipr_reset_mode_sense_page24_failed;
+
+       ipr_do_req(ipr_cmd, ipr_reset_ioa_job, ipr_timeout, IPR_INTERNAL_TIMEOUT);
+
+       LEAVE;
+       return IPR_RC_JOB_RETURN;
+}
+
+/**
  * ipr_init_res_table - Initialize the resource table
  * @ipr_cmd:   ipr command struct
  *
@@ -5844,7 +5980,10 @@ static int ipr_init_res_table(struct ipr_cmnd *ipr_cmd)
                }
        }
 
-       ipr_cmd->job_step = ipr_ioafp_mode_sense_page28;
+       if (ioa_cfg->dual_raid && ipr_dual_ioa_raid)
+               ipr_cmd->job_step = ipr_ioafp_mode_sense_page24;
+       else
+               ipr_cmd->job_step = ipr_ioafp_mode_sense_page28;
 
        LEAVE;
        return IPR_RC_JOB_CONTINUE;
@@ -5866,8 +6005,11 @@ static int ipr_ioafp_query_ioa_cfg(struct ipr_cmnd *ipr_cmd)
        struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
        struct ipr_ioadl_desc *ioadl = ipr_cmd->ioadl;
        struct ipr_inquiry_page3 *ucode_vpd = &ioa_cfg->vpd_cbs->page3_data;
+       struct ipr_inquiry_cap *cap = &ioa_cfg->vpd_cbs->cap;
 
        ENTER;
+       if (cap->cap & IPR_CAP_DUAL_IOA_RAID)
+               ioa_cfg->dual_raid = 1;
        dev_info(&ioa_cfg->pdev->dev, "Adapter firmware version: %02X%02X%02X%02X\n",
                 ucode_vpd->major_release, ucode_vpd->card_type,
                 ucode_vpd->minor_release[0], ucode_vpd->minor_release[1]);
@@ -5951,6 +6093,37 @@ static int ipr_inquiry_page_supported(struct ipr_inquiry_page0 *page0, u8 page)
 }
 
 /**
+ * ipr_ioafp_cap_inquiry - Send a Page 0xD0 Inquiry to the adapter.
+ * @ipr_cmd:   ipr command struct
+ *
+ * This function sends a Page 0xD0 inquiry to the adapter
+ * to retrieve adapter capabilities.
+ *
+ * Return value:
+ *     IPR_RC_JOB_CONTINUE / IPR_RC_JOB_RETURN
+ **/
+static int ipr_ioafp_cap_inquiry(struct ipr_cmnd *ipr_cmd)
+{
+       struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
+       struct ipr_inquiry_page0 *page0 = &ioa_cfg->vpd_cbs->page0_data;
+       struct ipr_inquiry_cap *cap = &ioa_cfg->vpd_cbs->cap;
+
+       ENTER;
+       ipr_cmd->job_step = ipr_ioafp_query_ioa_cfg;
+       memset(cap, 0, sizeof(*cap));
+
+       if (ipr_inquiry_page_supported(page0, 0xD0)) {
+               ipr_ioafp_inquiry(ipr_cmd, 1, 0xD0,
+                                 ioa_cfg->vpd_cbs_dma + offsetof(struct ipr_misc_cbs, cap),
+                                 sizeof(struct ipr_inquiry_cap));
+               return IPR_RC_JOB_RETURN;
+       }
+
+       LEAVE;
+       return IPR_RC_JOB_CONTINUE;
+}
+
+/**
  * ipr_ioafp_page3_inquiry - Send a Page 3 Inquiry to the adapter.
  * @ipr_cmd:   ipr command struct
  *
@@ -5970,7 +6143,7 @@ static int ipr_ioafp_page3_inquiry(struct ipr_cmnd *ipr_cmd)
        if (!ipr_inquiry_page_supported(page0, 1))
                ioa_cfg->cache_state = CACHE_NONE;
 
-       ipr_cmd->job_step = ipr_ioafp_query_ioa_cfg;
+       ipr_cmd->job_step = ipr_ioafp_cap_inquiry;
 
        ipr_ioafp_inquiry(ipr_cmd, 1, 3,
                          ioa_cfg->vpd_cbs_dma + offsetof(struct ipr_misc_cbs, page3_data),
@@ -6192,7 +6365,7 @@ 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);
@@ -6256,6 +6429,7 @@ static void ipr_get_unit_check_buffer(struct ipr_ioa_cfg *ioa_cfg)
        struct ipr_hostrcb *hostrcb;
        struct ipr_uc_sdt sdt;
        int rc, length;
+       u32 ioasc;
 
        mailbox = readl(ioa_cfg->ioa_mailbox);
 
@@ -6288,9 +6462,13 @@ static void ipr_get_unit_check_buffer(struct ipr_ioa_cfg *ioa_cfg)
                                        (__be32 *)&hostrcb->hcam,
                                        min(length, (int)sizeof(hostrcb->hcam)) / sizeof(__be32));
 
-       if (!rc)
+       if (!rc) {
                ipr_handle_log_data(ioa_cfg, hostrcb);
-       else
+               ioasc = be32_to_cpu(hostrcb->hcam.u.error.failing_dev_ioasc);
+               if (ioasc == IPR_IOASC_NR_IOA_RESET_REQUIRED &&
+                   ioa_cfg->sdt_state == GET_DUMP)
+                       ioa_cfg->sdt_state = WAIT_FOR_DUMP;
+       } else
                ipr_unit_check_no_data(ioa_cfg);
 
        list_add_tail(&hostrcb->queue, &ioa_cfg->hostrcb_free_q);
@@ -6313,7 +6491,6 @@ 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 +6531,24 @@ static int ipr_reset_restore_cfg_space(struct ipr_cmnd *ipr_cmd)
 }
 
 /**
+ * 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
  *
@@ -6372,10 +6567,11 @@ static int ipr_reset_start_bist(struct ipr_cmnd *ipr_cmd)
        rc = pci_write_config_byte(ioa_cfg->pdev, PCI_BIST, PCI_BIST_START);
 
        if (rc != PCIBIOS_SUCCESSFUL) {
+               pci_unblock_user_cfg_access(ipr_cmd->ioa_cfg->pdev);
                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;
        }
@@ -6385,6 +6581,48 @@ static int ipr_reset_start_bist(struct ipr_cmnd *ipr_cmd)
 }
 
 /**
+ * ipr_reset_slot_reset_done - Clear PCI reset to the adapter
+ * @ipr_cmd:   ipr command struct
+ *
+ * Description: This clears PCI reset to the adapter and delays two seconds.
+ *
+ * Return value:
+ *     IPR_RC_JOB_RETURN
+ **/
+static int ipr_reset_slot_reset_done(struct ipr_cmnd *ipr_cmd)
+{
+       ENTER;
+       pci_set_pcie_reset_state(ipr_cmd->ioa_cfg->pdev, pcie_deassert_reset);
+       ipr_cmd->job_step = ipr_reset_bist_done;
+       ipr_reset_start_timer(ipr_cmd, IPR_WAIT_FOR_BIST_TIMEOUT);
+       LEAVE;
+       return IPR_RC_JOB_RETURN;
+}
+
+/**
+ * ipr_reset_slot_reset - Reset the PCI slot of the adapter.
+ * @ipr_cmd:   ipr command struct
+ *
+ * Description: This asserts PCI reset to the adapter.
+ *
+ * Return value:
+ *     IPR_RC_JOB_RETURN
+ **/
+static int ipr_reset_slot_reset(struct ipr_cmnd *ipr_cmd)
+{
+       struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
+       struct pci_dev *pdev = ioa_cfg->pdev;
+
+       ENTER;
+       pci_block_user_cfg_access(pdev);
+       pci_set_pcie_reset_state(pdev, pcie_warm_reset);
+       ipr_cmd->job_step = ipr_reset_slot_reset_done;
+       ipr_reset_start_timer(ipr_cmd, IPR_PCI_RESET_TIMEOUT);
+       LEAVE;
+       return IPR_RC_JOB_RETURN;
+}
+
+/**
  * ipr_reset_allowed - Query whether or not IOA can be reset
  * @ioa_cfg:   ioa config struct
  *
@@ -6423,7 +6661,7 @@ static int ipr_reset_wait_to_start_bist(struct ipr_cmnd *ipr_cmd)
                ipr_cmd->u.time_left -= IPR_CHECK_FOR_RESET_TIMEOUT;
                ipr_reset_start_timer(ipr_cmd, IPR_CHECK_FOR_RESET_TIMEOUT);
        } else {
-               ipr_cmd->job_step = ipr_reset_start_bist;
+               ipr_cmd->job_step = ioa_cfg->reset;
                rc = IPR_RC_JOB_CONTINUE;
        }
 
@@ -6456,7 +6694,7 @@ static int ipr_reset_alert(struct ipr_cmnd *ipr_cmd)
                writel(IPR_UPROCI_RESET_ALERT, ioa_cfg->regs.set_uproc_interrupt_reg);
                ipr_cmd->job_step = ipr_reset_wait_to_start_bist;
        } else {
-               ipr_cmd->job_step = ipr_reset_start_bist;
+               ipr_cmd->job_step = ioa_cfg->reset;
        }
 
        ipr_cmd->u.time_left = IPR_WAIT_FOR_RESET_TIMEOUT;
@@ -6551,12 +6789,14 @@ static int ipr_reset_shutdown_ioa(struct ipr_cmnd *ipr_cmd)
                ipr_cmd->ioarcb.cmd_pkt.cdb[0] = IPR_IOA_SHUTDOWN;
                ipr_cmd->ioarcb.cmd_pkt.cdb[1] = shutdown_type;
 
-               if (shutdown_type == IPR_SHUTDOWN_ABBREV)
-                       timeout = IPR_ABBREV_SHUTDOWN_TIMEOUT;
+               if (shutdown_type == IPR_SHUTDOWN_NORMAL)
+                       timeout = IPR_SHUTDOWN_TIMEOUT;
                else if (shutdown_type == IPR_SHUTDOWN_PREPARE_FOR_NORMAL)
                        timeout = IPR_INTERNAL_TIMEOUT;
+               else if (ioa_cfg->dual_raid && ipr_dual_ioa_raid)
+                       timeout = IPR_DUAL_IOA_ABBR_SHUTDOWN_TO;
                else
-                       timeout = IPR_SHUTDOWN_TIMEOUT;
+                       timeout = IPR_ABBREV_SHUTDOWN_TIMEOUT;
 
                ipr_do_req(ipr_cmd, ipr_reset_ioa_job, ipr_timeout, timeout);
 
@@ -6736,8 +6976,11 @@ static pci_ers_result_t ipr_pci_slot_reset(struct pci_dev *pdev)
        struct ipr_ioa_cfg *ioa_cfg = pci_get_drvdata(pdev);
 
        spin_lock_irqsave(ioa_cfg->host->host_lock, flags);
-       _ipr_initiate_ioa_reset(ioa_cfg, ipr_reset_restore_cfg_space,
-                                        IPR_SHUTDOWN_NONE);
+       if (ioa_cfg->needs_warm_reset)
+               ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_NONE);
+       else
+               _ipr_initiate_ioa_reset(ioa_cfg, ipr_reset_restore_cfg_space,
+                                       IPR_SHUTDOWN_NONE);
        spin_unlock_irqrestore(ioa_cfg->host->host_lock, flags);
        return PCI_ERS_RESULT_RECOVERED;
 }
@@ -6799,7 +7042,7 @@ static pci_ers_result_t ipr_pci_error_detected(struct pci_dev *pdev,
  * where it can accept new commands.
 
  * Return value:
- *     0 on sucess / -EIO on failure
+ *     0 on success / -EIO on failure
  **/
 static int __devinit ipr_probe_ioa_part2(struct ipr_ioa_cfg *ioa_cfg)
 {
@@ -6939,7 +7182,7 @@ static int __devinit ipr_alloc_cmd_blks(struct ipr_ioa_cfg *ioa_cfg)
                return -ENOMEM;
 
        for (i = 0; i < IPR_NUM_CMD_BLKS; i++) {
-               ipr_cmd = pci_pool_alloc (ioa_cfg->ipr_cmd_pool, SLAB_KERNEL, &dma_addr);
+               ipr_cmd = pci_pool_alloc (ioa_cfg->ipr_cmd_pool, GFP_KERNEL, &dma_addr);
 
                if (!ipr_cmd) {
                        ipr_free_cmd_blks(ioa_cfg);
@@ -7104,8 +7347,6 @@ static void __devinit ipr_init_ioa_cfg(struct ipr_ioa_cfg *ioa_cfg,
        ioa_cfg->pdev = pdev;
        ioa_cfg->log_level = ipr_log_level;
        ioa_cfg->doorbell = IPR_DOORBELL;
-       if (!ipr_auto_create)
-               ioa_cfg->doorbell |= IPR_RUNTIME_RESET;
        sprintf(ioa_cfg->eye_catcher, IPR_EYECATCHER);
        sprintf(ioa_cfg->trace_start, IPR_TRACE_START_LABEL);
        sprintf(ioa_cfg->ipr_free_label, IPR_FREEQ_LABEL);
@@ -7121,7 +7362,7 @@ static void __devinit ipr_init_ioa_cfg(struct ipr_ioa_cfg *ioa_cfg,
        INIT_LIST_HEAD(&ioa_cfg->hostrcb_pending_q);
        INIT_LIST_HEAD(&ioa_cfg->free_res_q);
        INIT_LIST_HEAD(&ioa_cfg->used_res_q);
-       INIT_WORK(&ioa_cfg->work_q, ipr_worker_thread, ioa_cfg);
+       INIT_WORK(&ioa_cfg->work_q, ipr_worker_thread);
        init_waitqueue_head(&ioa_cfg->reset_wait_q);
        ioa_cfg->sdt_state = INACTIVE;
        if (ipr_enable_cache)
@@ -7165,9 +7406,6 @@ 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)
@@ -7191,7 +7429,7 @@ static int __devinit ipr_probe_ioa(struct pci_dev *pdev,
        unsigned long ipr_regs_pci;
        void __iomem *ipr_regs;
        int rc = PCIBIOS_SUCCESSFUL;
-       volatile u32 mask, uproc;
+       volatile u32 mask, uproc, interrupts;
 
        ENTER;
 
@@ -7223,6 +7461,15 @@ 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;
+
+       ioa_cfg->revid = pdev->revision;
+
        ipr_regs_pci = pci_resource_start(pdev, 0);
 
        rc = pci_request_regions(pdev, IPR_NAME);
@@ -7291,9 +7538,14 @@ static int __devinit ipr_probe_ioa(struct pci_dev *pdev,
         * the card is in an unknown state and needs a hard reset
         */
        mask = readl(ioa_cfg->regs.sense_interrupt_mask_reg);
+       interrupts = readl(ioa_cfg->regs.sense_interrupt_reg);
        uproc = readl(ioa_cfg->regs.sense_uproc_interrupt_reg);
        if ((mask & IPR_PCII_HRRQ_UPDATED) == 0 || (uproc & IPR_UPROCI_RESET_ALERT))
                ioa_cfg->needs_hard_reset = 1;
+       if (interrupts & IPR_PCII_ERROR_INTERRUPTS)
+               ioa_cfg->needs_hard_reset = 1;
+       if (interrupts & IPR_PCII_IOA_UNIT_CHECKED)
+               ioa_cfg->ioa_unit_checked = 1;
 
        ipr_mask_and_clear_interrupts(ioa_cfg, ~IPR_PCII_IOA_TRANS_TO_OPER);
        rc = request_irq(pdev->irq, ipr_isr, IRQF_SHARED, IPR_NAME, ioa_cfg);
@@ -7304,6 +7556,13 @@ static int __devinit ipr_probe_ioa(struct pci_dev *pdev,
                goto cleanup_nolog;
        }
 
+       if ((dev_id->driver_data & IPR_USE_PCI_WARM_RESET) ||
+           (dev_id->device == PCI_DEVICE_ID_IBM_OBSIDIAN_E && !ioa_cfg->revid)) {
+               ioa_cfg->needs_warm_reset = 1;
+               ioa_cfg->reset = ipr_reset_slot_reset;
+       } else
+               ioa_cfg->reset = ipr_reset_start_bist;
+
        spin_lock(&ipr_driver_lock);
        list_add_tail(&ioa_cfg->queue, &ipr_ioa_head);
        spin_unlock(&ipr_driver_lock);
@@ -7386,6 +7645,12 @@ static void __ipr_remove(struct pci_dev *pdev)
        ENTER;
 
        spin_lock_irqsave(ioa_cfg->host->host_lock, host_lock_flags);
+       while(ioa_cfg->in_reset_reload) {
+               spin_unlock_irqrestore(ioa_cfg->host->host_lock, host_lock_flags);
+               wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
+               spin_lock_irqsave(ioa_cfg->host->host_lock, host_lock_flags);
+       }
+
        ipr_initiate_ioa_bringdown(ioa_cfg, IPR_SHUTDOWN_NORMAL);
 
        spin_unlock_irqrestore(ioa_cfg->host->host_lock, host_lock_flags);
@@ -7421,9 +7686,9 @@ static void ipr_remove(struct pci_dev *pdev)
 
        ENTER;
 
-       ipr_remove_trace_file(&ioa_cfg->host->shost_classdev.kobj,
+       ipr_remove_trace_file(&ioa_cfg->host->shost_dev.kobj,
                              &ipr_trace_attr);
-       ipr_remove_dump_file(&ioa_cfg->host->shost_classdev.kobj,
+       ipr_remove_dump_file(&ioa_cfg->host->shost_dev.kobj,
                             &ipr_dump_attr);
        scsi_remove_host(ioa_cfg->host);
 
@@ -7464,7 +7729,7 @@ static int __devinit ipr_probe(struct pci_dev *pdev,
                return rc;
        }
 
-       rc = ipr_create_trace_file(&ioa_cfg->host->shost_classdev.kobj,
+       rc = ipr_create_trace_file(&ioa_cfg->host->shost_dev.kobj,
                                   &ipr_trace_attr);
 
        if (rc) {
@@ -7473,11 +7738,11 @@ static int __devinit ipr_probe(struct pci_dev *pdev,
                return rc;
        }
 
-       rc = ipr_create_dump_file(&ioa_cfg->host->shost_classdev.kobj,
+       rc = ipr_create_dump_file(&ioa_cfg->host->shost_dev.kobj,
                                   &ipr_dump_attr);
 
        if (rc) {
-               ipr_remove_trace_file(&ioa_cfg->host->shost_classdev.kobj,
+               ipr_remove_trace_file(&ioa_cfg->host->shost_dev.kobj,
                                      &ipr_trace_attr);
                scsi_remove_host(ioa_cfg->host);
                __ipr_remove(pdev);
@@ -7509,6 +7774,12 @@ static void ipr_shutdown(struct pci_dev *pdev)
        unsigned long lock_flags = 0;
 
        spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
+       while(ioa_cfg->in_reset_reload) {
+               spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
+               wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
+               spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags);
+       }
+
        ipr_initiate_ioa_bringdown(ioa_cfg, IPR_SHUTDOWN_NORMAL);
        spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
        wait_event(ioa_cfg->reset_wait_q, !ioa_cfg->in_reset_reload);
@@ -7516,65 +7787,62 @@ 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,
+             IPR_USE_LONG_TRANSOP_TIMEOUT },
        { 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,
+             IPR_USE_LONG_TRANSOP_TIMEOUT},
        { 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_574E, 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_575D, 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_57B3, 0, 0, 0 },
        { 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 | IPR_USE_PCI_WARM_RESET },
        { 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 },
+       { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_SCAMP_E,
+               PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_574D, 0, 0,
+               IPR_USE_LONG_TRANSOP_TIMEOUT },
        { }
 };
 MODULE_DEVICE_TABLE(pci, ipr_pci_table);
@@ -7591,6 +7859,7 @@ static struct pci_driver ipr_driver = {
        .remove = ipr_remove,
        .shutdown = ipr_shutdown,
        .err_handler = &ipr_err_handler,
+       .dynids.use_driver_data = 1
 };
 
 /**