usb-storage: make freecom a separate module
This patch (as1212) converts usb-storage's freecom 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/freecom.c b/drivers/usb/storage/freecom.c
index 73ac726..393047b 100644
--- a/drivers/usb/storage/freecom.c
+++ b/drivers/usb/storage/freecom.c
@@ -26,6 +26,7 @@
* (http://www.freecom.de/)
*/
+#include <linux/module.h>
#include <scsi/scsi.h>
#include <scsi/scsi_cmnd.h>
@@ -33,7 +34,6 @@
#include "transport.h"
#include "protocol.h"
#include "debug.h"
-#include "freecom.h"
#ifdef CONFIG_USB_STORAGE_DEBUG
static void pdump (void *, int);
@@ -103,6 +103,47 @@
#define FCM_PACKET_LENGTH 64
#define FCM_STATUS_PACKET_LENGTH 4
+static int init_freecom(struct us_data *us);
+
+
+/*
+ * 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 freecom_usb_ids[] = {
+# include "unusual_freecom.h"
+ { } /* Terminating entry */
+};
+MODULE_DEVICE_TABLE(usb, freecom_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 freecom_unusual_dev_list[] = {
+# include "unusual_freecom.h"
+ { } /* Terminating entry */
+};
+
+#undef UNUSUAL_DEV
+
static int
freecom_readdata (struct scsi_cmnd *srb, struct us_data *us,
unsigned int ipipe, unsigned int opipe, int count)
@@ -173,7 +214,7 @@
* Transport for the Freecom USB/IDE adaptor.
*
*/
-int freecom_transport(struct scsi_cmnd *srb, struct us_data *us)
+static int freecom_transport(struct scsi_cmnd *srb, struct us_data *us)
{
struct freecom_cb_wrap *fcb;
struct freecom_status *fst;
@@ -377,8 +418,7 @@
return USB_STOR_TRANSPORT_GOOD;
}
-int
-freecom_init (struct us_data *us)
+static int init_freecom(struct us_data *us)
{
int result;
char *buffer = us->iobuf;
@@ -417,7 +457,7 @@
return USB_STOR_TRANSPORT_GOOD;
}
-int usb_stor_freecom_reset(struct us_data *us)
+static int usb_stor_freecom_reset(struct us_data *us)
{
printk (KERN_CRIT "freecom reset called\n");
@@ -479,3 +519,48 @@
}
#endif
+static int freecom_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 - freecom_usb_ids) + freecom_unusual_dev_list);
+ if (result)
+ return result;
+
+ us->transport_name = "Freecom";
+ us->transport = freecom_transport;
+ us->transport_reset = usb_stor_freecom_reset;
+ us->max_lun = 0;
+
+ result = usb_stor_probe2(us);
+ return result;
+}
+
+static struct usb_driver freecom_driver = {
+ .name = "ums-freecom",
+ .probe = freecom_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 = freecom_usb_ids,
+ .soft_unbind = 1,
+};
+
+static int __init freecom_init(void)
+{
+ return usb_register(&freecom_driver);
+}
+
+static void __exit freecom_exit(void)
+{
+ usb_deregister(&freecom_driver);
+}
+
+module_init(freecom_init);
+module_exit(freecom_exit);