static inline void mts_urb_abort(struct mts_desc* desc) {
MTS_DEBUG_GOT_HERE();
mts_debug_dump(desc);
if ( desc->urb.status == USB_ST_URB_PENDING ) {
usb_unlink_urb( &desc->urb );
}
}
static inline void mts_urb_abort(struct mts_desc* desc) {
spin_unlock_irq(&io_request_lock);
MTS_DEBUG_GOT_HERE();
mts_debug_dump(desc);
usb_unlink_urb( &desc->urb );
spin_lock_irq(&io_request_lock);
}
static int mts_scsi_host_reset (Scsi_Cmnd *srb)
{
struct mts_desc* desc = (struct mts_desc*)(srb->host->hostdata[0]);
MTS_DEBUG_GOT_HERE();
mts_debug_dump(desc);
usb_reset_device(desc->usb_dev); /*FIXME: untested on new reset code */
return 0; /* RANT why here 0 and not SUCCESS */
}
static
int mts_scsi_queuecommand( Scsi_Cmnd *srb, mts_scsi_cmnd_callback callback )
{
struct mts_desc* desc = (struct mts_desc*)(srb->host->hostdata[0]);
int err = 0;
int res;
MTS_DEBUG_GOT_HERE();
mts_show_command(srb);
mts_debug_dump(desc);
if ( srb->device->lun || srb->device->id || srb->device->channel ) {
MTS_DEBUG("Command to LUN=%d ID=%d CHANNEL=%d from SCSI layer\n",(int)srb->device->lun,(int)srb->device->id, (int)srb->device->channel );
MTS_DEBUG("this device doesn't exist\n");
srb->result = DID_BAD_TARGET << 16;
if(callback)
callback(srb);
goto out;
}
FILL_BULK_URB(&desc->urb,
desc->usb_dev,
usb_sndbulkpipe(desc->usb_dev,desc->ep_out),
srb->cmnd,
srb->cmd_len,
mts_command_done,
&desc->context
);
mts_build_transfer_context( srb, desc );
desc->context.final_callback = callback;
res=usb_submit_urb(&desc->urb);
if(res){
MTS_ERROR("error %d submitting URB\n",(int)res);
srb->result = DID_ERROR << 16;
if(callback)
callback(srb);
}
out:
return err;
}
static int
mts_scsi_queuecommand_lck(struct scsi_cmnd *srb, mts_scsi_cmnd_callback callback)
{
struct mts_desc* desc = (struct mts_desc*)(srb->device->host->hostdata[0]);
int err = 0;
int res;
MTS_DEBUG_GOT_HERE();
mts_show_command(srb);
mts_debug_dump(desc);
if ( srb->device->lun || srb->device->id || srb->device->channel ) {
MTS_DEBUG("Command to LUN=%d ID=%d CHANNEL=%d from SCSI layer\n",(int)srb->device->lun,(int)srb->device->id, (int)srb->device->channel );
MTS_DEBUG("this device doesn't exist\n");
srb->result = DID_BAD_TARGET << 16;
if(likely(callback != NULL))
callback(srb);
goto out;
}
usb_fill_bulk_urb(desc->urb,
desc->usb_dev,
usb_sndbulkpipe(desc->usb_dev,desc->ep_out),
srb->cmnd,
srb->cmd_len,
mts_command_done,
&desc->context
);
mts_build_transfer_context( srb, desc );
desc->context.final_callback = callback;
/* here we need ATOMIC as we are called with the iolock */
res=usb_submit_urb(desc->urb, GFP_ATOMIC);
if(unlikely(res)){
MTS_ERROR("error %d submitting URB\n",(int)res);
srb->result = DID_ERROR << 16;
if(likely(callback != NULL))
callback(srb);
}
out:
return err;
}
static int mts_scsi_host_reset(struct scsi_cmnd *srb)
{
struct mts_desc* desc = (struct mts_desc*)(srb->device->host->hostdata[0]);
int result;
MTS_DEBUG_GOT_HERE();
mts_debug_dump(desc);
result = usb_lock_device_for_reset(desc->usb_dev, desc->usb_intf);
if (result == 0) {
result = usb_reset_device(desc->usb_dev);
usb_unlock_device(desc->usb_dev);
}
return result ? FAILED : SUCCESS;
}
static inline void mts_urb_abort(struct mts_desc* desc) {
MTS_DEBUG_GOT_HERE();
mts_debug_dump(desc);
usb_unlink_urb( &desc->urb );
}
static inline void mts_request_abort(struct mts_desc* desc) {
MTS_DEBUG_GOT_HERE();
mts_debug_dump(desc);
atomic_set(&desc->context.do_abort,1);
}
