[SCSI] qla4xxx: Added new functions in isp_ops

Signed-off-by: Poornima Vonti <poornima.vonti@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

drivers/scsi/qla4xxx/ql4_attr.c

@@ -75,13 +75,13 @@ qla4_8xxx_sysfs_write_fw_dump(struct file *filep, struct kobject *kobj,
 		break;
 	case 2:
 		/* Reset HBA */
-		qla4_82xx_idc_lock(ha);
-		dev_state = qla4_82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE);
+		ha->isp_ops->idc_lock(ha);
+		dev_state = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DEV_STATE);
 		if (dev_state == QLA8XXX_DEV_READY) {
 			ql4_printk(KERN_INFO, ha,
 				   "%s: Setting Need reset, reset_owner is 0x%x.\n",
 				   __func__, ha->func_num);
-			qla4_82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
+			qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DEV_STATE,
 					    QLA8XXX_DEV_NEED_RESET);
 			set_bit(AF_8XXX_RST_OWNER, &ha->flags);
 		} else
@@ -89,7 +89,7 @@ qla4_8xxx_sysfs_write_fw_dump(struct file *filep, struct kobject *kobj,
 				   "%s: Reset not performed as device state is 0x%x\n",
 				   __func__, dev_state);
 
-		qla4_82xx_idc_unlock(ha);
+		ha->isp_ops->idc_unlock(ha);
 		break;
 	default:
 		/* do nothing */

drivers/scsi/qla4xxx/ql4_def.h

@@ -388,8 +388,10 @@ struct isp_operations {
 	void (*disable_intrs) (struct scsi_qla_host *);
 	void (*enable_intrs) (struct scsi_qla_host *);
 	int (*start_firmware) (struct scsi_qla_host *);
+	int (*restart_firmware) (struct scsi_qla_host *);
 	irqreturn_t (*intr_handler) (int , void *);
 	void (*interrupt_service_routine) (struct scsi_qla_host *, uint32_t);
+	int (*need_reset) (struct scsi_qla_host *);
 	int (*reset_chip) (struct scsi_qla_host *);
 	int (*reset_firmware) (struct scsi_qla_host *);
 	void (*queue_iocb) (struct scsi_qla_host *);
@@ -397,6 +399,15 @@ struct isp_operations {
 	uint16_t (*rd_shdw_req_q_out) (struct scsi_qla_host *);
 	uint16_t (*rd_shdw_rsp_q_in) (struct scsi_qla_host *);
 	int (*get_sys_info) (struct scsi_qla_host *);
+	uint32_t (*rd_reg_direct) (struct scsi_qla_host *, ulong);
+	void (*wr_reg_direct) (struct scsi_qla_host *, ulong, uint32_t);
+	int (*rd_reg_indirect) (struct scsi_qla_host *, uint32_t, uint32_t *);
+	int (*wr_reg_indirect) (struct scsi_qla_host *, uint32_t, uint32_t);
+	int (*idc_lock) (struct scsi_qla_host *);
+	void (*idc_unlock) (struct scsi_qla_host *);
+	void (*rom_lock_recovery) (struct scsi_qla_host *);
+	void (*queue_mailbox_command) (struct scsi_qla_host *, uint32_t *, int);
+	void (*process_mailbox_interrupt) (struct scsi_qla_host *, int);
 };
 
 struct ql4_mdump_size_table {
@@ -733,6 +744,8 @@ struct scsi_qla_host {
 #define MAX_MRB		128
 	struct mrb *active_mrb_array[MAX_MRB];
 	uint32_t mrb_index;
+
+	uint32_t *reg_tbl;
 };
 
 struct ql4_task_data {
@@ -942,6 +955,20 @@ static inline int ql4xxx_reset_active(struct scsi_qla_host *ha)
 	       test_bit(DPC_HA_UNRECOVERABLE, &ha->dpc_flags);
 
 }
+
+static inline int qla4_8xxx_rd_direct(struct scsi_qla_host *ha,
+				      const uint32_t crb_reg)
+{
+	return ha->isp_ops->rd_reg_direct(ha, ha->reg_tbl[crb_reg]);
+}
+
+static inline void qla4_8xxx_wr_direct(struct scsi_qla_host *ha,
+				       const uint32_t crb_reg,
+				       const uint32_t value)
+{
+	ha->isp_ops->wr_reg_direct(ha, ha->reg_tbl[crb_reg], value);
+}
+
 /*---------------------------------------------------------------------------*/
 
 /* Defines for qla4xxx_initialize_adapter() and qla4xxx_recover_adapter() */

drivers/scsi/qla4xxx/ql4_glbl.h

@@ -117,7 +117,7 @@ int qla4_82xx_crb_win_lock(struct scsi_qla_host *);
 void qla4_82xx_crb_win_unlock(struct scsi_qla_host *);
 int qla4_82xx_pci_get_crb_addr_2M(struct scsi_qla_host *, ulong *);
 void qla4_82xx_wr_32(struct scsi_qla_host *, ulong, u32);
-int qla4_82xx_rd_32(struct scsi_qla_host *, ulong);
+uint32_t qla4_82xx_rd_32(struct scsi_qla_host *, ulong);
 int qla4_82xx_pci_mem_read_2M(struct scsi_qla_host *, u64, void *, int);
 int qla4_82xx_pci_mem_write_2M(struct scsi_qla_host *ha, u64, void *, int);
 int qla4_82xx_isp_reset(struct scsi_qla_host *ha);
@@ -203,6 +203,17 @@ int qla4xxx_req_template_size(struct scsi_qla_host *ha);
 void qla4_8xxx_alloc_sysfs_attr(struct scsi_qla_host *ha);
 void qla4_8xxx_free_sysfs_attr(struct scsi_qla_host *ha);
 void qla4xxx_alloc_fw_dump(struct scsi_qla_host *ha);
+int qla4_82xx_try_start_fw(struct scsi_qla_host *ha);
+int qla4_8xxx_need_reset(struct scsi_qla_host *ha);
+int qla4_82xx_md_rd_32(struct scsi_qla_host *ha, uint32_t off, uint32_t *data);
+int qla4_82xx_md_wr_32(struct scsi_qla_host *ha, uint32_t off, uint32_t data);
+void qla4_82xx_rom_lock_recovery(struct scsi_qla_host *ha);
+void qla4_82xx_queue_mbox_cmd(struct scsi_qla_host *ha, uint32_t *mbx_cmd,
+			      int incount);
+void qla4_82xx_process_mbox_intr(struct scsi_qla_host *ha, int outcount);
+void qla4xxx_queue_mbox_cmd(struct scsi_qla_host *ha, uint32_t *mbx_cmd,
+			    int incount);
+void qla4xxx_process_mbox_intr(struct scsi_qla_host *ha, int outcount);
 
 extern int ql4xextended_error_logging;
 extern int ql4xdontresethba;

drivers/scsi/qla4xxx/ql4_mbx.c

@@ -10,6 +10,37 @@
 #include "ql4_dbg.h"
 #include "ql4_inline.h"
 
+void qla4xxx_queue_mbox_cmd(struct scsi_qla_host *ha, uint32_t *mbx_cmd,
+			    int in_count)
+{
+	int i;
+
+	/* Load all mailbox registers, except mailbox 0. */
+	for (i = 1; i < in_count; i++)
+		writel(mbx_cmd[i], &ha->reg->mailbox[i]);
+
+	/* Wakeup firmware  */
+	writel(mbx_cmd[0], &ha->reg->mailbox[0]);
+	readl(&ha->reg->mailbox[0]);
+	writel(set_rmask(CSR_INTR_RISC), &ha->reg->ctrl_status);
+	readl(&ha->reg->ctrl_status);
+}
+
+void qla4xxx_process_mbox_intr(struct scsi_qla_host *ha, int out_count)
+{
+	int intr_status;
+
+	intr_status = readl(&ha->reg->ctrl_status);
+	if (intr_status & INTR_PENDING) {
+		/*
+		 * Service the interrupt.
+		 * The ISR will save the mailbox status registers
+		 * to a temporary storage location in the adapter structure.
+		 */
+		ha->mbox_status_count = out_count;
+		ha->isp_ops->interrupt_service_routine(ha, intr_status);
+	}
+}
 
 /**
  * qla4xxx_mailbox_command - issues mailbox commands
@@ -30,7 +61,6 @@ int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount,
 	int status = QLA_ERROR;
 	uint8_t i;
 	u_long wait_count;
-	uint32_t intr_status;
 	unsigned long flags = 0;
 	uint32_t dev_state;
 
@@ -85,9 +115,9 @@ int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount,
 			goto mbox_exit;
 		}
 		/* Do not send any mbx cmd if h/w is in failed state*/
-		qla4_82xx_idc_lock(ha);
-		dev_state = qla4_82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE);
-		qla4_82xx_idc_unlock(ha);
+		ha->isp_ops->idc_lock(ha);
+		dev_state = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DEV_STATE);
+		ha->isp_ops->idc_unlock(ha);
 		if (dev_state == QLA8XXX_DEV_FAILED) {
 			ql4_printk(KERN_WARNING, ha,
 				   "scsi%ld: %s: H/W is in failed state, do not send any mailbox commands\n",
@@ -102,30 +132,8 @@ int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount,
 	for (i = 0; i < outCount; i++)
 		ha->mbox_status[i] = 0;
 
-	if (is_qla8022(ha)) {
-		/* Load all mailbox registers, except mailbox 0. */
-		DEBUG5(
-		    printk("scsi%ld: %s: Cmd ", ha->host_no, __func__);
-		    for (i = 0; i < inCount; i++)
-			printk("mb%d=%04x ", i, mbx_cmd[i]);
-		    printk("\n"));
-
-		for (i = 1; i < inCount; i++)
-			writel(mbx_cmd[i], &ha->qla4_82xx_reg->mailbox_in[i]);
-		writel(mbx_cmd[0], &ha->qla4_82xx_reg->mailbox_in[0]);
-		readl(&ha->qla4_82xx_reg->mailbox_in[0]);
-		writel(HINT_MBX_INT_PENDING, &ha->qla4_82xx_reg->hint);
-	} else {
-		/* Load all mailbox registers, except mailbox 0. */
-		for (i = 1; i < inCount; i++)
-			writel(mbx_cmd[i], &ha->reg->mailbox[i]);
-
-		/* Wakeup firmware  */
-		writel(mbx_cmd[0], &ha->reg->mailbox[0]);
-		readl(&ha->reg->mailbox[0]);
-		writel(set_rmask(CSR_INTR_RISC), &ha->reg->ctrl_status);
-		readl(&ha->reg->ctrl_status);
-	}
+	/* Queue the mailbox command to the firmware */
+	ha->isp_ops->queue_mailbox_command(ha, mbx_cmd, inCount);
 
 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
 
@@ -167,37 +175,7 @@ int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount,
 			 */
 
 			spin_lock_irqsave(&ha->hardware_lock, flags);
-			if (is_qla8022(ha)) {
-				intr_status =
-				    readl(&ha->qla4_82xx_reg->host_int);
-				if (intr_status & ISRX_82XX_RISC_INT) {
-					ha->mbox_status_count = outCount;
-					intr_status =
-					 readl(&ha->qla4_82xx_reg->host_status);
-					ha->isp_ops->interrupt_service_routine(
-					    ha, intr_status);
-					if (test_bit(AF_INTERRUPTS_ON,
-					    &ha->flags) &&
-					    test_bit(AF_INTx_ENABLED,
-					    &ha->flags))
-						qla4_82xx_wr_32(ha,
-						ha->nx_legacy_intr.tgt_mask_reg,
-						0xfbff);
-				}
-			} else {
-				intr_status = readl(&ha->reg->ctrl_status);
-				if (intr_status & INTR_PENDING) {
-					/*
-					 * Service the interrupt.
-					 * The ISR will save the mailbox status
-					 * registers to a temporary storage
-					 * location in the adapter structure.
-					 */
-					ha->mbox_status_count = outCount;
-					ha->isp_ops->interrupt_service_routine(
-					    ha, intr_status);
-				}
-			}
+			ha->isp_ops->process_mailbox_interrupt(ha, outCount);
 			spin_unlock_irqrestore(&ha->hardware_lock, flags);
 			msleep(10);
 		}

drivers/scsi/qla4xxx/ql4_nx.h

@@ -579,6 +579,40 @@ enum {
 #define QLA82XX_CRB_DEV_PART_INFO	(QLA82XX_CAM_RAM(0x14c))
 #define QLA82XX_CRB_DRV_IDC_VERSION	(QLA82XX_CAM_RAM(0x174))
 
+enum qla_regs {
+	QLA8XXX_PEG_HALT_STATUS1 = 0,
+	QLA8XXX_PEG_HALT_STATUS2,
+	QLA8XXX_PEG_ALIVE_COUNTER,
+	QLA8XXX_CRB_DRV_ACTIVE,
+	QLA8XXX_CRB_DEV_STATE,
+	QLA8XXX_CRB_DRV_STATE,
+	QLA8XXX_CRB_DRV_SCRATCH,
+	QLA8XXX_CRB_DEV_PART_INFO,
+	QLA8XXX_CRB_DRV_IDC_VERSION,
+	QLA8XXX_FW_VERSION_MAJOR,
+	QLA8XXX_FW_VERSION_MINOR,
+	QLA8XXX_FW_VERSION_SUB,
+	QLA8XXX_CRB_CMDPEG_STATE,
+	QLA8XXX_CRB_TEMP_STATE,
+};
+
+static const uint32_t qla4_82xx_reg_tbl[] = {
+	QLA82XX_PEG_HALT_STATUS1,
+	QLA82XX_PEG_HALT_STATUS2,
+	QLA82XX_PEG_ALIVE_COUNTER,
+	QLA82XX_CRB_DRV_ACTIVE,
+	QLA82XX_CRB_DEV_STATE,
+	QLA82XX_CRB_DRV_STATE,
+	QLA82XX_CRB_DRV_SCRATCH,
+	QLA82XX_CRB_DEV_PART_INFO,
+	QLA82XX_CRB_DRV_IDC_VERSION,
+	QLA82XX_FW_VERSION_MAJOR,
+	QLA82XX_FW_VERSION_MINOR,
+	QLA82XX_FW_VERSION_SUB,
+	CRB_CMDPEG_STATE,
+	CRB_TEMP_STATE,
+};
+
 /* Every driver should use these Device State */
 #define QLA8XXX_DEV_COLD		1
 #define QLA8XXX_DEV_INITIALIZING	2

drivers/scsi/qla4xxx/ql4_os.c

@@ -2420,7 +2420,7 @@ static int qla4_8xxx_check_temp(struct scsi_qla_host *ha)
 	uint32_t temp, temp_state, temp_val;
 	int status = QLA_SUCCESS;
 
-	temp = qla4_82xx_rd_32(ha, CRB_TEMP_STATE);
+	temp = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_TEMP_STATE);
 
 	temp_state = qla82xx_get_temp_state(temp);
 	temp_val = qla82xx_get_temp_val(temp);
@@ -2454,9 +2454,11 @@ static int qla4_8xxx_check_temp(struct scsi_qla_host *ha)
 static int qla4_8xxx_check_fw_alive(struct scsi_qla_host *ha)
 {
 	uint32_t fw_heartbeat_counter;
+	uint32_t halt_status1, halt_status2;
 	int status = QLA_SUCCESS;
 
-	fw_heartbeat_counter = qla4_82xx_rd_32(ha, QLA82XX_PEG_ALIVE_COUNTER);
+	fw_heartbeat_counter = qla4_8xxx_rd_direct(ha,
+						   QLA8XXX_PEG_ALIVE_COUNTER);
 	/* If PEG_ALIVE_COUNTER is 0xffffffff, AER/EEH is in progress, ignore */
 	if (fw_heartbeat_counter == 0xffffffff) {
 		DEBUG2(printk(KERN_WARNING "scsi%ld: %s: Device in frozen "
@@ -2470,18 +2472,18 @@ static int qla4_8xxx_check_fw_alive(struct scsi_qla_host *ha)
 		/* FW not alive after 2 seconds */
 		if (ha->seconds_since_last_heartbeat == 2) {
 			ha->seconds_since_last_heartbeat = 0;
+			halt_status1 = qla4_8xxx_rd_direct(ha,
+						QLA8XXX_PEG_HALT_STATUS1);
+			halt_status2 = qla4_8xxx_rd_direct(ha,
+						QLA8XXX_PEG_HALT_STATUS2);
 
 			ql4_printk(KERN_INFO, ha,
 				   "scsi(%ld): %s, Dumping hw/fw registers:\n "
 				   " PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2:"
 				   " 0x%x,\n PEG_NET_0_PC: 0x%x, PEG_NET_1_PC:"
 				   " 0x%x,\n PEG_NET_2_PC: 0x%x, PEG_NET_3_PC:"
-				   " 0x%x,\n PEG_NET_4_PC: 0x%x\n",
-				   ha->host_no, __func__,
-				   qla4_82xx_rd_32(ha,
-						   QLA82XX_PEG_HALT_STATUS1),
-				   qla4_82xx_rd_32(ha,
-						   QLA82XX_PEG_HALT_STATUS2),
+				   " 0x%x,\n PEG_NET_4_PC: 0x%x\n", ha->host_no,
+				   __func__, halt_status1, halt_status2,
 				   qla4_82xx_rd_32(ha, QLA82XX_CRB_PEG_NET_0 +
 						   0x3c),
 				   qla4_82xx_rd_32(ha, QLA82XX_CRB_PEG_NET_1 +
@@ -2515,7 +2517,7 @@ void qla4_8xxx_watchdog(struct scsi_qla_host *ha)
 	if (!(test_bit(DPC_RESET_ACTIVE, &ha->dpc_flags) ||
 	    test_bit(DPC_RESET_HA, &ha->dpc_flags) ||
 	    test_bit(DPC_RETRY_RESET_HA, &ha->dpc_flags))) {
-		dev_state = qla4_82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE);
+		dev_state = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DEV_STATE);
 
 		if (qla4_8xxx_check_temp(ha)) {
 			ql4_printk(KERN_INFO, ha, "disabling pause"
@@ -2547,8 +2549,8 @@ void qla4_8xxx_watchdog(struct scsi_qla_host *ha)
 				qla4_82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x98,
 						CRB_NIU_XG_PAUSE_CTL_P0 |
 						CRB_NIU_XG_PAUSE_CTL_P1);
-				halt_status = qla4_82xx_rd_32(ha,
-						QLA82XX_PEG_HALT_STATUS1);
+				halt_status = qla4_8xxx_rd_direct(ha,
+						   QLA8XXX_PEG_HALT_STATUS1);
 
 				if (QLA82XX_FWERROR_CODE(halt_status) == 0x67)
 					ql4_printk(KERN_ERR, ha, "%s:"
@@ -3040,9 +3042,10 @@ static int qla4xxx_recover_adapter(struct scsi_qla_host *ha)
 		 * with multiple resets in the same thread,
 		 * utilize DPC to retry */
 		if (is_qla8022(ha)) {
-			qla4_82xx_idc_lock(ha);
-			dev_state = qla4_82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE);
-			qla4_82xx_idc_unlock(ha);
+			ha->isp_ops->idc_lock(ha);
+			dev_state = qla4_8xxx_rd_direct(ha,
+							QLA8XXX_CRB_DEV_STATE);
+			ha->isp_ops->idc_unlock(ha);
 			if (dev_state == QLA8XXX_DEV_FAILED) {
 				ql4_printk(KERN_INFO, ha, "%s: don't retry "
 					   "recover adapter. H/W is in Failed "
@@ -3385,10 +3388,10 @@ static void qla4xxx_do_dpc(struct work_struct *work)
 
 	if (is_qla8022(ha)) {
 		if (test_bit(DPC_HA_UNRECOVERABLE, &ha->dpc_flags)) {
-			qla4_82xx_idc_lock(ha);
-			qla4_82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
+			ha->isp_ops->idc_lock(ha);
+			qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DEV_STATE,
 					    QLA8XXX_DEV_FAILED);
-			qla4_82xx_idc_unlock(ha);
+			ha->isp_ops->idc_unlock(ha);
 			ql4_printk(KERN_INFO, ha, "HW State: FAILED\n");
 			qla4_8xxx_device_state_handler(ha);
 		}
@@ -3512,9 +3515,9 @@ static void qla4xxx_free_adapter(struct scsi_qla_host *ha)
 	ha->isp_ops->reset_firmware(ha);
 
 	if (is_qla8022(ha)) {
-		qla4_82xx_idc_lock(ha);
+		ha->isp_ops->idc_lock(ha);
 		qla4_8xxx_clear_drv_active(ha);
-		qla4_82xx_idc_unlock(ha);
+		ha->isp_ops->idc_unlock(ha);
 	}
 
 	/* Detach interrupts */
@@ -3658,6 +3661,8 @@ static struct isp_operations qla4xxx_isp_ops = {
 	.rd_shdw_req_q_out      = qla4xxx_rd_shdw_req_q_out,
 	.rd_shdw_rsp_q_in       = qla4xxx_rd_shdw_rsp_q_in,
 	.get_sys_info           = qla4xxx_get_sys_info,
+	.queue_mailbox_command	= qla4xxx_queue_mbox_cmd,
+	.process_mailbox_interrupt = qla4xxx_process_mbox_intr,
 };
 
 static struct isp_operations qla4_82xx_isp_ops = {
@@ -3666,8 +3671,10 @@ static struct isp_operations qla4_82xx_isp_ops = {
 	.disable_intrs          = qla4_82xx_disable_intrs,
 	.enable_intrs           = qla4_82xx_enable_intrs,
 	.start_firmware         = qla4_8xxx_load_risc,
+	.restart_firmware	= qla4_82xx_try_start_fw,
 	.intr_handler           = qla4_82xx_intr_handler,
 	.interrupt_service_routine = qla4_82xx_interrupt_service_routine,
+	.need_reset		= qla4_8xxx_need_reset,
 	.reset_chip             = qla4_82xx_isp_reset,
 	.reset_firmware         = qla4_8xxx_stop_firmware,
 	.queue_iocb             = qla4_82xx_queue_iocb,
@@ -3675,6 +3682,15 @@ static struct isp_operations qla4_82xx_isp_ops = {
 	.rd_shdw_req_q_out      = qla4_82xx_rd_shdw_req_q_out,
 	.rd_shdw_rsp_q_in       = qla4_82xx_rd_shdw_rsp_q_in,
 	.get_sys_info           = qla4_8xxx_get_sys_info,
+	.rd_reg_direct		= qla4_82xx_rd_32,
+	.wr_reg_direct		= qla4_82xx_wr_32,
+	.rd_reg_indirect	= qla4_82xx_md_rd_32,
+	.wr_reg_indirect	= qla4_82xx_md_wr_32,
+	.idc_lock		= qla4_82xx_idc_lock,
+	.idc_unlock		= qla4_82xx_idc_unlock,
+	.rom_lock_recovery	= qla4_82xx_rom_lock_recovery,
+	.queue_mailbox_command	= qla4_82xx_queue_mbox_cmd,
+	.process_mailbox_interrupt = qla4_82xx_process_mbox_intr,
 };
 
 uint16_t qla4xxx_rd_shdw_req_q_out(struct scsi_qla_host *ha)
@@ -5075,6 +5091,7 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev,
 	/* Setup Runtime configurable options */
 	if (is_qla8022(ha)) {
 		ha->isp_ops = &qla4_82xx_isp_ops;
+		ha->reg_tbl = (uint32_t *) qla4_82xx_reg_tbl;
 		rwlock_init(&ha->hw_lock);
 		ha->qdr_sn_window = -1;
 		ha->ddr_mn_window = -1;
@@ -5161,9 +5178,10 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev,
 	    init_retry_count++ < MAX_INIT_RETRIES) {
 
 		if (is_qla8022(ha)) {
-			qla4_82xx_idc_lock(ha);
-			dev_state = qla4_82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE);
-			qla4_82xx_idc_unlock(ha);
+			ha->isp_ops->idc_lock(ha);
+			dev_state = qla4_8xxx_rd_direct(ha,
+							QLA82XX_CRB_DEV_STATE);
+			ha->isp_ops->idc_unlock(ha);
 			if (dev_state == QLA8XXX_DEV_FAILED) {
 				ql4_printk(KERN_WARNING, ha, "%s: don't retry "
 				    "initialize adapter. H/W is in failed state\n",
@@ -5186,10 +5204,10 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev,
 		if (is_qla8022(ha) && ql4xdontresethba) {
 			/* Put the device in failed state. */
 			DEBUG2(printk(KERN_ERR "HW STATE: FAILED\n"));
-			qla4_82xx_idc_lock(ha);
-			qla4_82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
+			ha->isp_ops->idc_lock(ha);
+			qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DEV_STATE,
 					    QLA8XXX_DEV_FAILED);
-			qla4_82xx_idc_unlock(ha);
+			ha->isp_ops->idc_unlock(ha);
 		}
 		ret = -ENODEV;
 		goto remove_host;
@@ -6033,31 +6051,29 @@ static uint32_t qla4_8xxx_error_recovery(struct scsi_qla_host *ha)
 		    "0x%x is the owner\n", ha->host_no, __func__,
 		    ha->pdev->devfn);
 
-		qla4_82xx_idc_lock(ha);
-		qla4_82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
+		ha->isp_ops->idc_lock(ha);
+		qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DEV_STATE,
 				    QLA8XXX_DEV_COLD);
-
-		qla4_82xx_wr_32(ha, QLA82XX_CRB_DRV_IDC_VERSION,
+		qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DRV_IDC_VERSION,
 				    QLA82XX_IDC_VERSION);
-
-		qla4_82xx_idc_unlock(ha);
+		ha->isp_ops->idc_unlock(ha);
 		clear_bit(AF_FW_RECOVERY, &ha->flags);
 		rval = qla4xxx_initialize_adapter(ha, RESET_ADAPTER);
-		qla4_82xx_idc_lock(ha);
+		ha->isp_ops->idc_lock(ha);
 
 		if (rval != QLA_SUCCESS) {
 			ql4_printk(KERN_INFO, ha, "scsi%ld: %s: HW State: "
 			    "FAILED\n", ha->host_no, __func__);
 			qla4_8xxx_clear_drv_active(ha);
-			qla4_82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
+			qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DEV_STATE,
 					    QLA8XXX_DEV_FAILED);
 		} else {
 			ql4_printk(KERN_INFO, ha, "scsi%ld: %s: HW State: "
 			    "READY\n", ha->host_no, __func__);
-			qla4_82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE,
+			qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DEV_STATE,
 					    QLA8XXX_DEV_READY);
 			/* Clear driver state register */
-			qla4_82xx_wr_32(ha, QLA82XX_CRB_DRV_STATE, 0);
+			qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DRV_STATE, 0);
 			qla4_8xxx_set_drv_active(ha);
 			ret = qla4xxx_request_irqs(ha);
 			if (ret) {
@@ -6070,12 +6086,12 @@ static uint32_t qla4_8xxx_error_recovery(struct scsi_qla_host *ha)
 				rval = QLA_SUCCESS;
 			}
 		}
-		qla4_82xx_idc_unlock(ha);
+		ha->isp_ops->idc_unlock(ha);
 	} else {
 		ql4_printk(KERN_INFO, ha, "scsi%ld: %s: devfn 0x%x is not "
 		    "the reset owner\n", ha->host_no, __func__,
 		    ha->pdev->devfn);
-		if ((qla4_82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE) ==
+		if ((qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DEV_STATE) ==
 		     QLA8XXX_DEV_READY)) {
 			clear_bit(AF_FW_RECOVERY, &ha->flags);
 			rval = qla4xxx_initialize_adapter(ha, RESET_ADAPTER);
@@ -6091,9 +6107,9 @@ static uint32_t qla4_8xxx_error_recovery(struct scsi_qla_host *ha)
 					rval = QLA_SUCCESS;
 				}
 			}
-			qla4_82xx_idc_lock(ha);
+			ha->isp_ops->idc_lock(ha);
 			qla4_8xxx_set_drv_active(ha);
-			qla4_82xx_idc_unlock(ha);
+			ha->isp_ops->idc_unlock(ha);
 		}
 	}
 	clear_bit(DPC_RESET_ACTIVE, &ha->dpc_flags);