[SCSI] qla2xxx: Stop firmware execution at unintialization time.

On ISP24xx parts, stop execution of firmware during ISP
tear-down.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index b7f82b7..b455c31 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -631,6 +631,7 @@
 #define MBC_WRITE_RAM_WORD_EXTENDED	0xd	/* Write RAM word extended */
 #define MBC_READ_RAM_EXTENDED		0xf	/* Read RAM extended. */
 #define MBC_IOCB_COMMAND		0x12	/* Execute IOCB command. */
+#define MBC_STOP_FIRMWARE		0x14	/* Stop firmware. */
 #define MBC_ABORT_COMMAND		0x15	/* Abort IOCB command. */
 #define MBC_ABORT_DEVICE		0x16	/* Abort device (ID/LUN). */
 #define MBC_ABORT_TARGET		0x17	/* Abort target (ID). */