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

* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (60 commits)
  [SCSI] lpfc 8.3.24: Extend BSG infrastructure and add link diagnostics
  [SCSI] lpfc 8.3.24: Add resource extent support
  [SCSI] lpfc 8.3.24: Add request-firmware support
  [SCSI] lpfc 8.3.24: Add SR-IOV control
  [SCSI] lpfc 8.3.24: Extended hardware support and support dump images
  [SCSI] lpfc 8.3.24: Miscellaneous Fixes and Corrections
  [SCSI] libsas: Add option for SATA soft reset
  [SCSI] libsas: check dev->gone before submitting sata i/o
  [SCSI] libsas: fix/amend device gone notification in sas_deform_port()
  [SCSI] MAINTAINERS update for SCSI (new email address)
  [SCSI] Fix Ultrastor asm snippet
  [SCSI] osst: fix warning
  [SCSI] osst: wrong index used in inner loop
  [SCSI] aic94xx: world-writable sysfs update_bios file
  [SCSI] MAINTAINERS: Add drivers/target/ entry
  [SCSI] target: Convert TASK_ATTR to scsi_tcq.h definitions
  [SCSI] target: Convert REPORT_LUNs to use int_to_scsilun
  [SCSI] target: Fix task->task_execute_queue=1 clear bug + LUN_RESET OOPs
  [SCSI] target: Fix bug with task_sg chained transport_free_dev_tasks release
  [SCSI] target: Fix interrupt context bug with stats_lock and core_tmr_alloc_req
  ...

1 files changed, 45 insertions, 32 deletions

diff --git a/drivers/scsi/qla4xxx/ql4_mbx.c b/drivers/scsi/qla4xxx/ql4_mbx.c
index d78b58dc501..fce8289e975 100644
--- a/drivers/scsi/qla4xxx/ql4_mbx.c
+++ b/drivers/scsi/qla4xxx/ql4_mbx.c
@@ -86,22 +86,8 @@ int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount,
 		msleep(10);
 	}
 
-	/* To prevent overwriting mailbox registers for a command that has
-	 * not yet been serviced, check to see if an active command
-	 * (AEN, IOCB, etc.) is interrupting, then service it.
-	 * -----------------------------------------------------------------
-	 */
 	spin_lock_irqsave(&ha->hardware_lock, flags);
 
-	if (!is_qla8022(ha)) {
-		intr_status = readl(&ha->reg->ctrl_status);
-		if (intr_status & CSR_SCSI_PROCESSOR_INTR) {
-			/* Service existing interrupt */
-			ha->isp_ops->interrupt_service_routine(ha, intr_status);
-			clear_bit(AF_MBOX_COMMAND_DONE, &ha->flags);
-		}
-	}
-
 	ha->mbox_status_count = outCount;
 	for (i = 0; i < outCount; i++)
 		ha->mbox_status[i] = 0;
@@ -1057,38 +1043,65 @@ int qla4xxx_get_flash(struct scsi_qla_host * ha, dma_addr_t dma_addr,
 }
 
 /**
- * qla4xxx_get_fw_version - gets firmware version
+ * qla4xxx_about_firmware - gets FW, iscsi draft and boot loader version
  * @ha: Pointer to host adapter structure.
  *
- * Retrieves the firmware version on HBA. In QLA4010, mailboxes 2 & 3 may
- * hold an address for data.  Make sure that we write 0 to those mailboxes,
- * if unused.
+ * Retrieves the FW version, iSCSI draft version & bootloader version of HBA.
+ * Mailboxes 2 & 3 may hold an address for data. Make sure that we write 0 to
+ * those mailboxes, if unused.
  **/
-int qla4xxx_get_fw_version(struct scsi_qla_host * ha)
+int qla4xxx_about_firmware(struct scsi_qla_host *ha)
 {
+	struct about_fw_info *about_fw = NULL;
+	dma_addr_t about_fw_dma;
 	uint32_t mbox_cmd[MBOX_REG_COUNT];
 	uint32_t mbox_sts[MBOX_REG_COUNT];
+	int status = QLA_ERROR;
+
+	about_fw = dma_alloc_coherent(&ha->pdev->dev,
+				      sizeof(struct about_fw_info),
+				      &about_fw_dma, GFP_KERNEL);
+	if (!about_fw) {
+		DEBUG2(ql4_printk(KERN_ERR, ha, "%s: Unable to alloc memory "
+				  "for about_fw\n", __func__));
+		return status;
+	}
 
-	/* Get firmware version. */
+	memset(about_fw, 0, sizeof(struct about_fw_info));
 	memset(&mbox_cmd, 0, sizeof(mbox_cmd));
 	memset(&mbox_sts, 0, sizeof(mbox_sts));
 
 	mbox_cmd[0] = MBOX_CMD_ABOUT_FW;
-
-	if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 5, &mbox_cmd[0], &mbox_sts[0]) !=
-	    QLA_SUCCESS) {
-		DEBUG2(printk("scsi%ld: %s: MBOX_CMD_ABOUT_FW failed w/ "
-		    "status %04X\n", ha->host_no, __func__, mbox_sts[0]));
-		return QLA_ERROR;
+	mbox_cmd[2] = LSDW(about_fw_dma);
+	mbox_cmd[3] = MSDW(about_fw_dma);
+	mbox_cmd[4] = sizeof(struct about_fw_info);
+
+	status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, MBOX_REG_COUNT,
+					 &mbox_cmd[0], &mbox_sts[0]);
+	if (status != QLA_SUCCESS) {
+		DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: MBOX_CMD_ABOUT_FW "
+				  "failed w/ status %04X\n", __func__,
+				  mbox_sts[0]));
+		goto exit_about_fw;
 	}
 
-	/* Save firmware version information. */
-	ha->firmware_version[0] = mbox_sts[1];
-	ha->firmware_version[1] = mbox_sts[2];
-	ha->patch_number = mbox_sts[3];
-	ha->build_number = mbox_sts[4];
+	/* Save version information. */
+	ha->firmware_version[0] = le16_to_cpu(about_fw->fw_major);
+	ha->firmware_version[1] = le16_to_cpu(about_fw->fw_minor);
+	ha->patch_number = le16_to_cpu(about_fw->fw_patch);
+	ha->build_number = le16_to_cpu(about_fw->fw_build);
+	ha->iscsi_major = le16_to_cpu(about_fw->iscsi_major);
+	ha->iscsi_minor = le16_to_cpu(about_fw->iscsi_minor);
+	ha->bootload_major = le16_to_cpu(about_fw->bootload_major);
+	ha->bootload_minor = le16_to_cpu(about_fw->bootload_minor);
+	ha->bootload_patch = le16_to_cpu(about_fw->bootload_patch);
+	ha->bootload_build = le16_to_cpu(about_fw->bootload_build);
+	status = QLA_SUCCESS;
 
-	return QLA_SUCCESS;
+exit_about_fw:
+	dma_free_coherent(&ha->pdev->dev, sizeof(struct about_fw_info),
+			  about_fw, about_fw_dma);
+	return status;
 }
 
 static int qla4xxx_get_default_ddb(struct scsi_qla_host *ha,