usb-storage: make jumpshot a separate module
This patch (as1214) converts usb-storage's jumpshot subdriver into a
separate module.
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/usb/storage/jumpshot.c b/drivers/usb/storage/jumpshot.c
index df67f13..a50d6dc 100644
--- a/drivers/usb/storage/jumpshot.c
+++ b/drivers/usb/storage/jumpshot.c
@@ -46,6 +46,7 @@
*/
#include <linux/errno.h>
+#include <linux/module.h>
#include <linux/slab.h>
#include <scsi/scsi.h>
@@ -55,9 +56,57 @@
#include "transport.h"
#include "protocol.h"
#include "debug.h"
-#include "jumpshot.h"
+/*
+ * The table of devices
+ */
+#define UNUSUAL_DEV(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax, \
+ vendorName, productName, useProtocol, useTransport, \
+ initFunction, flags) \
+{ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
+ .driver_info = (flags)|(USB_US_TYPE_STOR<<24) }
+
+struct usb_device_id jumpshot_usb_ids[] = {
+# include "unusual_jumpshot.h"
+ { } /* Terminating entry */
+};
+MODULE_DEVICE_TABLE(usb, jumpshot_usb_ids);
+
+#undef UNUSUAL_DEV
+
+/*
+ * The flags table
+ */
+#define UNUSUAL_DEV(idVendor, idProduct, bcdDeviceMin, bcdDeviceMax, \
+ vendor_name, product_name, use_protocol, use_transport, \
+ init_function, Flags) \
+{ \
+ .vendorName = vendor_name, \
+ .productName = product_name, \
+ .useProtocol = use_protocol, \
+ .useTransport = use_transport, \
+ .initFunction = init_function, \
+}
+
+static struct us_unusual_dev jumpshot_unusual_dev_list[] = {
+# include "unusual_jumpshot.h"
+ { } /* Terminating entry */
+};
+
+#undef UNUSUAL_DEV
+
+
+struct jumpshot_info {
+ unsigned long sectors; /* total sector count */
+ unsigned long ssize; /* sector size in bytes */
+
+ /* the following aren't used yet */
+ unsigned char sense_key;
+ unsigned long sense_asc; /* additional sense code */
+ unsigned long sense_ascq; /* additional sense code qualifier */
+};
+
static inline int jumpshot_bulk_read(struct us_data *us,
unsigned char *data,
unsigned int len)
@@ -429,7 +478,7 @@
// Transport for the Lexar 'Jumpshot'
//
-int jumpshot_transport(struct scsi_cmnd * srb, struct us_data *us)
+static int jumpshot_transport(struct scsi_cmnd *srb, struct us_data *us)
{
struct jumpshot_info *info;
int rc;
@@ -592,3 +641,49 @@
info->sense_ascq = 0x00;
return USB_STOR_TRANSPORT_FAILED;
}
+
+static int jumpshot_probe(struct usb_interface *intf,
+ const struct usb_device_id *id)
+{
+ struct us_data *us;
+ int result;
+
+ result = usb_stor_probe1(&us, intf, id,
+ (id - jumpshot_usb_ids) + jumpshot_unusual_dev_list);
+ if (result)
+ return result;
+
+ us->transport_name = "Lexar Jumpshot Control/Bulk";
+ us->transport = jumpshot_transport;
+ us->transport_reset = usb_stor_Bulk_reset;
+ us->max_lun = 1;
+
+ result = usb_stor_probe2(us);
+ return result;
+}
+
+static struct usb_driver jumpshot_driver = {
+ .name = "ums-jumpshot",
+ .probe = jumpshot_probe,
+ .disconnect = usb_stor_disconnect,
+ .suspend = usb_stor_suspend,
+ .resume = usb_stor_resume,
+ .reset_resume = usb_stor_reset_resume,
+ .pre_reset = usb_stor_pre_reset,
+ .post_reset = usb_stor_post_reset,
+ .id_table = jumpshot_usb_ids,
+ .soft_unbind = 1,
+};
+
+static int __init jumpshot_init(void)
+{
+ return usb_register(&jumpshot_driver);
+}
+
+static void __exit jumpshot_exit(void)
+{
+ usb_deregister(&jumpshot_driver);
+}
+
+module_init(jumpshot_init);
+module_exit(jumpshot_exit);