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authorAlan Stern2009-02-12 14:48:26 -0500
committerGreg Kroah-Hartman2009-03-24 16:20:35 -0700
commitc10337846c93bd914dd3003ffb001adc583b313e (patch)
tree32cb40a67324c7033c32fcae2e35609c192bb878 /drivers/usb/storage/karma.c
parenta74bba3bf92cb6425789ae5050bdcca1283bc6f4 (diff)
usb-storage: make karma a separate module
This patch (as1216) converts usb-storage's karma subdriver into a separate module. Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/storage/karma.c')
-rw-r--r--drivers/usb/storage/karma.c96
1 files changed, 91 insertions, 5 deletions
diff --git a/drivers/usb/storage/karma.c b/drivers/usb/storage/karma.c
index 0d79ae5683f7..cfb8e60866b8 100644
--- a/drivers/usb/storage/karma.c
+++ b/drivers/usb/storage/karma.c
@@ -18,6 +18,8 @@
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#include <linux/module.h>
+
#include <scsi/scsi.h>
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_device.h>
@@ -25,7 +27,6 @@
#include "usb.h"
#include "transport.h"
#include "debug.h"
-#include "karma.h"
#define RIO_PREFIX "RIOP\x00"
#define RIO_PREFIX_LEN 5
@@ -36,13 +37,53 @@
#define RIO_LEAVE_STORAGE 0x2
#define RIO_RESET 0xC
-extern int usb_stor_Bulk_transport(struct scsi_cmnd *, struct us_data *);
-
struct karma_data {
int in_storage;
char *recv;
};
+static int rio_karma_init(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 karma_usb_ids[] = {
+# include "unusual_karma.h"
+ { } /* Terminating entry */
+};
+MODULE_DEVICE_TABLE(usb, karma_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 karma_unusual_dev_list[] = {
+# include "unusual_karma.h"
+ { } /* Terminating entry */
+};
+
+#undef UNUSUAL_DEV
+
+
/*
* Send commands to Rio Karma.
*
@@ -104,7 +145,7 @@ err:
* Trap START_STOP and READ_10 to leave/re-enter storage mode.
* Everything else is propagated to the normal bulk layer.
*/
-int rio_karma_transport(struct scsi_cmnd *srb, struct us_data *us)
+static int rio_karma_transport(struct scsi_cmnd *srb, struct us_data *us)
{
int ret;
struct karma_data *data = (struct karma_data *) us->extra;
@@ -133,7 +174,7 @@ static void rio_karma_destructor(void *extra)
kfree(data->recv);
}
-int rio_karma_init(struct us_data *us)
+static int rio_karma_init(struct us_data *us)
{
int ret = 0;
struct karma_data *data = kzalloc(sizeof(struct karma_data), GFP_NOIO);
@@ -153,3 +194,48 @@ int rio_karma_init(struct us_data *us)
out:
return ret;
}
+
+static int karma_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 - karma_usb_ids) + karma_unusual_dev_list);
+ if (result)
+ return result;
+
+ us->transport_name = "Rio Karma/Bulk";
+ us->transport = rio_karma_transport;
+ us->transport_reset = usb_stor_Bulk_reset;
+
+ result = usb_stor_probe2(us);
+ return result;
+}
+
+static struct usb_driver karma_driver = {
+ .name = "ums-karma",
+ .probe = karma_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 = karma_usb_ids,
+ .soft_unbind = 1,
+};
+
+static int __init karma_init(void)
+{
+ return usb_register(&karma_driver);
+}
+
+static void __exit karma_exit(void)
+{
+ usb_deregister(&karma_driver);
+}
+
+module_init(karma_init);
+module_exit(karma_exit);