diff options
Diffstat (limited to 'drivers/usb/image/microtek.c')
| -rw-r--r-- | drivers/usb/image/microtek.c | 35 |
1 files changed, 27 insertions, 8 deletions
diff --git a/drivers/usb/image/microtek.c b/drivers/usb/image/microtek.c index 61a2604cce4f..950543aa5ac7 100644 --- a/drivers/usb/image/microtek.c +++ b/drivers/usb/image/microtek.c @@ -327,6 +327,18 @@ static inline void mts_urb_abort(struct mts_desc* desc) { usb_kill_urb( desc->urb ); } +static int mts_slave_alloc (struct scsi_device *s) +{ + s->inquiry_len = 0x24; + return 0; +} + +static int mts_slave_configure (struct scsi_device *s) +{ + blk_queue_dma_alignment(s->request_queue, (512 - 1)); + return 0; +} + static int mts_scsi_abort (Scsi_Cmnd *srb) { struct mts_desc* desc = (struct mts_desc*)(srb->device->host->hostdata[0]); @@ -411,7 +423,7 @@ static void mts_transfer_done( struct urb *transfer, struct pt_regs *regs ) MTS_INT_INIT(); context->srb->result &= MTS_SCSI_ERR_MASK; - context->srb->result |= (unsigned)context->status<<1; + context->srb->result |= (unsigned)(*context->scsi_status)<<1; mts_transfer_cleanup(transfer); @@ -427,7 +439,7 @@ static void mts_get_status( struct urb *transfer ) mts_int_submit_urb(transfer, usb_rcvbulkpipe(context->instance->usb_dev, context->instance->ep_response), - &context->status, + context->scsi_status, 1, mts_transfer_done ); } @@ -481,7 +493,7 @@ static void mts_command_done( struct urb *transfer, struct pt_regs *regs ) context->data_pipe, context->data, context->data_length, - context->srb->use_sg ? mts_do_sg : mts_data_done); + context->srb->use_sg > 1 ? mts_do_sg : mts_data_done); } else { mts_get_status(transfer); } @@ -627,7 +639,6 @@ int mts_scsi_queuecommand( Scsi_Cmnd *srb, mts_scsi_cmnd_callback callback ) callback(srb); } - out: return err; } @@ -645,6 +656,9 @@ static struct scsi_host_template mts_scsi_host_template = { .cmd_per_lun = 1, .use_clustering = 1, .emulated = 1, + .slave_alloc = mts_slave_alloc, + .slave_configure = mts_slave_configure, + .max_sectors= 256, /* 128 K */ }; struct vendor_product @@ -771,8 +785,8 @@ static int mts_usb_probe(struct usb_interface *intf, MTS_WARNING( "couldn't find an output bulk endpoint. Bailing out.\n" ); return -ENODEV; } - - + + new_desc = kzalloc(sizeof(struct mts_desc), GFP_KERNEL); if (!new_desc) goto out; @@ -781,6 +795,10 @@ static int mts_usb_probe(struct usb_interface *intf, if (!new_desc->urb) goto out_kfree; + new_desc->context.scsi_status = kmalloc(1, GFP_KERNEL); + if (!new_desc->context.scsi_status) + goto out_kfree2; + new_desc->usb_dev = dev; new_desc->usb_intf = intf; init_MUTEX(&new_desc->lock); @@ -817,6 +835,8 @@ static int mts_usb_probe(struct usb_interface *intf, usb_set_intfdata(intf, new_desc); return 0; + out_kfree2: + kfree(new_desc->context.scsi_status); out_free_urb: usb_free_urb(new_desc->urb); out_kfree: @@ -836,6 +856,7 @@ static void mts_usb_disconnect (struct usb_interface *intf) scsi_host_put(desc->host); usb_free_urb(desc->urb); + kfree(desc->context.scsi_status); kfree(desc); } @@ -856,5 +877,3 @@ module_exit(microtek_drv_exit); MODULE_AUTHOR( DRIVER_AUTHOR ); MODULE_DESCRIPTION( DRIVER_DESC ); MODULE_LICENSE("GPL"); - - |