* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-#include "scsiglue.h"
-#include "usb.h"
-#include "debug.h"
-#include "transport.h"
-#include "protocol.h"
#include <linux/slab.h>
#include <linux/module.h>
+
+#include <scsi/scsi.h>
+#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_devinfo.h>
+#include <scsi/scsi_device.h>
+#include <scsi/scsi_eh.h>
#include <scsi/scsi_host.h>
+#include "scsiglue.h"
+#include "usb.h"
+#include "debug.h"
+#include "transport.h"
+#include "protocol.h"
+
/***********************************************************************
* Host functions
***********************************************************************/
* the end, scatter-gather buffers follow page boundaries. */
blk_queue_dma_alignment(sdev->request_queue, (512 - 1));
- /* Devices using Genesys Logic chips cause a lot of trouble for
- * high-speed transfers; they die unpredictably when given more
- * than 64 KB of data at a time. If we detect such a device,
- * reduce the maximum transfer size to 64 KB = 128 sectors. */
-
-#define USB_VENDOR_ID_GENESYS 0x05e3 // Needs a standard location
-
+ /* According to the technical support people at Genesys Logic,
+ * devices using their chips have problems transferring more than
+ * 32 KB at a time. In practice people have found that 64 KB
+ * works okay and that's what Windows does. But we'll be
+ * conservative; people can always use the sysfs interface to
+ * increase max_sectors. */
if (us->pusb_dev->descriptor.idVendor == USB_VENDOR_ID_GENESYS &&
- us->pusb_dev->speed == USB_SPEED_HIGH &&
- sdev->request_queue->max_sectors > 128)
- blk_queue_max_sectors(sdev->request_queue, 128);
+ sdev->request_queue->max_sectors > 64)
+ blk_queue_max_sectors(sdev->request_queue, 64);
/* We can't put these settings in slave_alloc() because that gets
* called before the device type is known. Consequently these
/* queue a command */
/* This is always called with scsi_lock(srb->host) held */
-static int queuecommand( Scsi_Cmnd *srb , void (*done)(Scsi_Cmnd *))
+static int queuecommand(struct scsi_cmnd *srb,
+ void (*done)(struct scsi_cmnd *))
{
struct us_data *us = (struct us_data *)srb->device->host->hostdata[0];
/* Command abort */
/* This is always called with scsi_lock(srb->host) held */
-static int command_abort( Scsi_Cmnd *srb )
+static int command_abort(struct scsi_cmnd *srb )
{
struct Scsi_Host *host = srb->device->host;
struct us_data *us = (struct us_data *) host->hostdata[0];
/* This invokes the transport reset mechanism to reset the state of the
* device */
/* This is always called with scsi_lock(srb->host) held */
-static int device_reset( Scsi_Cmnd *srb )
+static int device_reset(struct scsi_cmnd *srb)
{
struct us_data *us = (struct us_data *)srb->device->host->hostdata[0];
int result;
/* It refuses to work if there's more than one interface in
* the device, so that other users are not affected. */
/* This is always called with scsi_lock(srb->host) held */
-static int bus_reset( Scsi_Cmnd *srb )
+static int bus_reset(struct scsi_cmnd *srb)
{
struct us_data *us = (struct us_data *)srb->device->host->hostdata[0];
int result;
* periodically someone should test to see which setting is more
* optimal.
*/
- .use_clustering = TRUE,
+ .use_clustering = 1,
/* emulated HBA */
- .emulated = TRUE,
+ .emulated = 1,
/* we do our own delay after a device or bus reset */
.skip_settle_delay = 1,