[SCSI] qla2xxx: Notify ISPFX00 firmware when driver is unloaded or system is shut down.

Signed-off-by: Armen Baloyan <armen.baloyan@qlogic.com>
Acked-by: Srinivasa Rao <srinivasa.rao@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

drivers/scsi/qla2xxx/qla_gbl.h

@@ -594,6 +594,7 @@ extern int qlafx00_start_scsi(srb_t *);
 extern int qlafx00_abort_isp(scsi_qla_host_t *);
 extern int qlafx00_iospace_config(struct qla_hw_data *);
 extern int qlafx00_init_firmware(scsi_qla_host_t *, uint16_t);
+extern int qlafx00_driver_shutdown(scsi_qla_host_t *, int);
 extern int qlafx00_fw_ready(scsi_qla_host_t *);
 extern int qlafx00_configure_devices(scsi_qla_host_t *);
 extern int qlafx00_reset_initialize(scsi_qla_host_t *);

drivers/scsi/qla2xxx/qla_mr.c

@@ -294,7 +294,7 @@ qlafx00_mailbox_command(scsi_qla_host_t *vha, struct mbx_cmd_32 *mcp)
  * Context:
  *	Kernel context.
  */
-static int
+int
 qlafx00_driver_shutdown(scsi_qla_host_t *vha, int tmo)
 {
 	int rval;

drivers/scsi/qla2xxx/qla_os.c

@@ -3006,6 +3006,10 @@ qla2x00_shutdown(struct pci_dev *pdev)
 	vha = pci_get_drvdata(pdev);
 	ha = vha->hw;
 
+	/* Notify ISPFX00 firmware */
+	if (IS_QLAFX00(ha))
+		qlafx00_driver_shutdown(vha, 20);
+
 	/* Turn-off FCE trace */
 	if (ha->flags.fce_enabled) {
 		qla2x00_disable_fce_trace(vha, NULL, NULL);
@@ -3053,6 +3057,9 @@ qla2x00_remove_one(struct pci_dev *pdev)
 	ha->flags.host_shutting_down = 1;
 
 	set_bit(UNLOADING, &base_vha->dpc_flags);
+	if (IS_QLAFX00(ha))
+		qlafx00_driver_shutdown(base_vha, 20);
+
 	mutex_lock(&ha->vport_lock);
 	while (ha->cur_vport_count) {
 		spin_lock_irqsave(&ha->vport_slock, flags);