From: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
This patch (as1216) converts usb-storage's karma subdriver into a
separate module.
Signed-off-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
drivers/usb/storage/Kconfig | 4 +-
drivers/usb/storage/Makefile | 3 +-
drivers/usb/storage/karma.c | 96 +++++++++++++++++++++++++++++++++--
drivers/usb/storage/karma.h | 7 ---
drivers/usb/storage/unusual_devs.h | 7 ---
drivers/usb/storage/unusual_karma.h | 26 +++++++++
drivers/usb/storage/usb.c | 12 ----
drivers/usb/storage/usual-tables.c | 1 +
8 files changed, 123 insertions(+), 33 deletions(-)
delete mode 100644 drivers/usb/storage/karma.h
create mode 100644 drivers/usb/storage/unusual_karma.h
diff --git a/drivers/usb/storage/Kconfig b/drivers/usb/storage/Kconfig
index c56c2c6..8adece1 100644
--- a/drivers/usb/storage/Kconfig
+++ b/drivers/usb/storage/Kconfig
@@ -144,7 +144,7 @@ config USB_STORAGE_ONETOUCH
cuts)
config USB_STORAGE_KARMA
- bool "Support for Rio Karma music player"
+ tristate "Support for Rio Karma music player"
depends on USB_STORAGE
help
Say Y here to include additional code to support the Rio Karma
@@ -155,6 +155,8 @@ config USB_STORAGE_KARMA
on the resulting scsi device node returns the Karma to normal
operation.
+ If this driver is compiled as a module, it will be named ums-karma.
+
config USB_STORAGE_CYPRESS_ATACB
tristate "SAT emulation on Cypress USB/ATA Bridge with ATACB"
depends on USB_STORAGE
diff --git a/drivers/usb/storage/Makefile b/drivers/usb/storage/Makefile
index fea05c0..870680e 100644
--- a/drivers/usb/storage/Makefile
+++ b/drivers/usb/storage/Makefile
@@ -11,7 +11,6 @@ obj-$(CONFIG_USB_STORAGE) += usb-storage.o
usb-storage-obj-$(CONFIG_USB_STORAGE_DEBUG) += debug.o
usb-storage-obj-$(CONFIG_USB_STORAGE_ONETOUCH) += onetouch.o
-usb-storage-obj-$(CONFIG_USB_STORAGE_KARMA) += karma.o
usb-storage-objs := scsiglue.o protocol.o transport.o usb.o \
initializers.o sierra_ms.o option_ms.o $(usb-storage-obj-y)
@@ -28,6 +27,7 @@ obj-$(CONFIG_USB_STORAGE_DATAFAB) += ums-datafab.o
obj-$(CONFIG_USB_STORAGE_FREECOM) += ums-freecom.o
obj-$(CONFIG_USB_STORAGE_ISD200) += ums-isd200.o
obj-$(CONFIG_USB_STORAGE_JUMPSHOT) += ums-jumpshot.o
+obj-$(CONFIG_USB_STORAGE_KARMA) += ums-karma.o
obj-$(CONFIG_USB_STORAGE_SDDR09) += ums-sddr09.o
obj-$(CONFIG_USB_STORAGE_SDDR55) += ums-sddr55.o
obj-$(CONFIG_USB_STORAGE_USBAT) += ums-usbat.o
@@ -38,6 +38,7 @@ ums-datafab-objs := datafab.o
ums-freecom-objs := freecom.o
ums-isd200-objs := isd200.o
ums-jumpshot-objs := jumpshot.o
+ums-karma-objs := karma.o
ums-sddr09-objs := sddr09.o
ums-sddr55-objs := sddr55.o
ums-usbat-objs := shuttle_usbat.o
diff --git a/drivers/usb/storage/karma.c b/drivers/usb/storage/karma.c
index 0d79ae5..cfb8e60 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);
diff --git a/drivers/usb/storage/karma.h b/drivers/usb/storage/karma.h
deleted file mode 100644
index 8a60972..0000000
--- a/drivers/usb/storage/karma.h
+++ /dev/null
@@ -1,7 +0,0 @@
-#ifndef _KARMA_USB_H
-#define _KARMA_USB_H
-
-extern int rio_karma_init(struct us_data *us);
-extern int rio_karma_transport(struct scsi_cmnd *srb, struct us_data *us);
-
-#endif
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index bcdb74d..83e34a6 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -276,13 +276,6 @@ UNUSUAL_DEV( 0x0457, 0x0151, 0x0100, 0x0100,
US_SC_DEVICE, US_PR_DEVICE, NULL,
US_FL_NOT_LOCKABLE ),
-#ifdef CONFIG_USB_STORAGE_KARMA
-UNUSUAL_DEV( 0x045a, 0x5210, 0x0101, 0x0101,
- "Rio",
- "Rio Karma",
- US_SC_SCSI, US_PR_KARMA, rio_karma_init, 0),
-#endif
-
/* Reported by Tamas Kerecsen <kerecsen@xxxxxxxxxxx>
* Obviously the PROM has not been customized by the VAR;
* the Vendor and Product string descriptors are:
diff --git a/drivers/usb/storage/unusual_karma.h b/drivers/usb/storage/unusual_karma.h
new file mode 100644
index 0000000..12ae3a0
--- /dev/null
+++ b/drivers/usb/storage/unusual_karma.h
@@ -0,0 +1,26 @@
+/* Unusual Devices File for the Rio Karma
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#if defined(CONFIG_USB_STORAGE_KARMA) || \
+ defined(CONFIG_USB_STORAGE_KARMA_MODULE)
+
+UNUSUAL_DEV( 0x045a, 0x5210, 0x0101, 0x0101,
+ "Rio",
+ "Rio Karma",
+ US_SC_SCSI, US_PR_KARMA, rio_karma_init, 0),
+
+#endif /* defined(CONFIG_USB_STORAGE_KARMA) || ... */
diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c
index cd039c0..c5abf9b 100644
--- a/drivers/usb/storage/usb.c
+++ b/drivers/usb/storage/usb.c
@@ -69,9 +69,6 @@
#ifdef CONFIG_USB_STORAGE_ONETOUCH
#include "onetouch.h"
#endif
-#ifdef CONFIG_USB_STORAGE_KARMA
-#include "karma.h"
-#endif
#include "sierra_ms.h"
#include "option_ms.h"
@@ -594,15 +591,6 @@ static void get_transport(struct us_data *us)
us->transport = usb_stor_Bulk_transport;
us->transport_reset = usb_stor_Bulk_reset;
break;
-
-#ifdef CONFIG_USB_STORAGE_KARMA
- case US_PR_KARMA:
- us->transport_name = "Rio Karma/Bulk";
- us->transport = rio_karma_transport;
- us->transport_reset = usb_stor_Bulk_reset;
- break;
-#endif
-
}
}
diff --git a/drivers/usb/storage/usual-tables.c b/drivers/usb/storage/usual-tables.c
index ad102e8..bce086f 100644
--- a/drivers/usb/storage/usual-tables.c
+++ b/drivers/usb/storage/usual-tables.c
@@ -83,6 +83,7 @@ static struct ignore_entry ignore_ids[] = {
# include "unusual_freecom.h"
# include "unusual_isd200.h"
# include "unusual_jumpshot.h"
+# include "unusual_karma.h"
# include "unusual_sddr09.h"
# include "unusual_sddr55.h"
# include "unusual_usbat.h"
--
1.6.2
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