[SCSI] qla4xxx: Added new mbox cmd to pass driver version to FW

Signed-off-by: Manish Dusane <manish.dusane@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

4 files changed, 45 insertions, 0 deletions

diff --git a/drivers/scsi/qla4xxx/ql4_fw.h b/drivers/scsi/qla4xxx/ql4_fw.h
index 1ef954f886b7..69a21718f4d0 100644
--- a/drivers/scsi/qla4xxx/ql4_fw.h
+++ b/drivers/scsi/qla4xxx/ql4_fw.h
@@ -390,6 +390,9 @@ struct qla_flt_region {
 #define LOGOUT_OPTION_CLOSE_SESSION             0x0002
 #define LOGOUT_OPTION_RELOGIN                   0x0004
 #define LOGOUT_OPTION_FREE_DDB                  0x0008
+#define MBOX_CMD_SET_PARAM                      0x0059
+#define SET_DRVR_VERSION                        0x200
+#define MAX_DRVR_VER_LEN                        24
 #define MBOX_CMD_EXECUTE_IOCB_A64               0x005A
 #define MBOX_CMD_INITIALIZE_FIRMWARE            0x0060
 #define MBOX_CMD_GET_INIT_FW_CTRL_BLOCK         0x0061
diff --git a/drivers/scsi/qla4xxx/ql4_glbl.h b/drivers/scsi/qla4xxx/ql4_glbl.h
index 9adc512ab2e7..eea04e011a48 100644
--- a/drivers/scsi/qla4xxx/ql4_glbl.h
+++ b/drivers/scsi/qla4xxx/ql4_glbl.h
@@ -255,6 +255,7 @@ int qla4_8xxx_device_bootstrap(struct scsi_qla_host *ha);
 void qla4_8xxx_get_minidump(struct scsi_qla_host *ha);
 int qla4_8xxx_mbx_intr_disable(struct scsi_qla_host *ha);
 int qla4_8xxx_mbx_intr_enable(struct scsi_qla_host *ha);
+int qla4_8xxx_set_param(struct scsi_qla_host *ha, int param);
 
 extern int ql4xextended_error_logging;
 extern int ql4xdontresethba;
diff --git a/drivers/scsi/qla4xxx/ql4_mbx.c b/drivers/scsi/qla4xxx/ql4_mbx.c
index 0bd8bc7b93f5..f31e79b6aa6d 100644
--- a/drivers/scsi/qla4xxx/ql4_mbx.c
+++ b/drivers/scsi/qla4xxx/ql4_mbx.c
@@ -9,6 +9,7 @@
 #include "ql4_glbl.h"
 #include "ql4_dbg.h"
 #include "ql4_inline.h"
+#include "ql4_version.h"
 
 void qla4xxx_queue_mbox_cmd(struct scsi_qla_host *ha, uint32_t *mbx_cmd,
                             int in_count)
@@ -1931,3 +1932,39 @@ int qla4xxx_restore_factory_defaults(struct scsi_qla_host *ha,
         }
         return status;
 }
+
+/**
+ * qla4_8xxx_set_param - set driver version in firmware.
+ * @ha: Pointer to host adapter structure.
+ * @param: Parameter to set i.e driver version
+ **/
+int qla4_8xxx_set_param(struct scsi_qla_host *ha, int param)
+{
+        uint32_t mbox_cmd[MBOX_REG_COUNT];
+        uint32_t mbox_sts[MBOX_REG_COUNT];
+        uint32_t status;
+
+        memset(&mbox_cmd, 0, sizeof(mbox_cmd));
+        memset(&mbox_sts, 0, sizeof(mbox_sts));
+
+        mbox_cmd[0] = MBOX_CMD_SET_PARAM;
+        if (param == SET_DRVR_VERSION) {
+                mbox_cmd[1] = SET_DRVR_VERSION;
+                strncpy((char *)&mbox_cmd[2], QLA4XXX_DRIVER_VERSION,
+                        MAX_DRVR_VER_LEN);
+        } else {
+                ql4_printk(KERN_ERR, ha, "%s: invalid parameter 0x%x\n",
+                           __func__, param);
+                status = QLA_ERROR;
+                goto exit_set_param;
+        }
+
+        status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 2, mbox_cmd,
+                                         mbox_sts);
+        if (status == QLA_ERROR)
+                ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n",
+                           __func__, mbox_sts[0]);
+
+exit_set_param:
+        return status;
+}
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index c44e49a1f1a2..d2d7b252c5df 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -5329,6 +5329,10 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev,
                ha->host_no, ha->firmware_version[0], ha->firmware_version[1],
                ha->patch_number, ha->build_number);
 
+        /* Set the driver version */
+        if (is_qla80XX(ha))
+                qla4_8xxx_set_param(ha, SET_DRVR_VERSION);
+
         if (qla4xxx_setup_boot_info(ha))
                 ql4_printk(KERN_ERR, ha,
                            "%s: No iSCSI boot target configured\n", __func__);