[SCSI] qla2xxx: Add an override option to specify ISP firmware load semantics.

As it may be useful during debugging to use a specific firmware
image.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 155a204ed8e5..88a75d0a8d7e 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -111,6 +111,16 @@ MODULE_PARM_DESC(ql2xmultique_tag,
                 "Enables CPU affinity settings for the driver "
                 "Default is 0 for no affinity of request and response IO. "
                 "Set it to 1 to turn on the cpu affinity.");
+
+int ql2xfwloadbin;
+module_param(ql2xfwloadbin, int, S_IRUGO|S_IRUSR);
+MODULE_PARM_DESC(ql2xfwloadbin,
+                "Option to specify location from which to load ISP firmware:\n"
+                " 2 -- load firmware via the request_firmware() (hotplug)\n"
+                "      interface.\n"
+                " 1 -- load firmware from flash.\n"
+                " 0 -- use default semantics.\n");
+
 /*
  * SCSI host template entry points
  */