55 lines
1014 B
C
55 lines
1014 B
C
/*
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* Driver for Microtek Scanmaker X6 USB scanner and possibly others.
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*
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* (C) Copyright 2000 John Fremlin <vii@penguinpowered.com>
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* (C) Copyright 2000 Oliver Neukum <Oliver.Neukum@lrz.uni-muenchen.de>
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*
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* See microtek.c for history
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*
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*/
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typedef void (*mts_scsi_cmnd_callback)(struct scsi_cmnd *);
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struct mts_transfer_context
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{
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struct mts_desc *instance;
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mts_scsi_cmnd_callback final_callback;
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struct scsi_cmnd *srb;
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void *data;
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unsigned data_length;
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int data_pipe;
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int fragment;
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u8 *scsi_status; /* status returned from ep_response after command completion */
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};
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struct mts_desc {
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struct mts_desc *next;
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struct mts_desc *prev;
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struct usb_device *usb_dev;
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struct usb_interface *usb_intf;
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/* Endpoint addresses */
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u8 ep_out;
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u8 ep_response;
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u8 ep_image;
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struct Scsi_Host *host;
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struct urb *urb;
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struct mts_transfer_context context;
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};
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#define MTS_EP_OUT 0x1
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#define MTS_EP_RESPONSE 0x2
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#define MTS_EP_IMAGE 0x3
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#define MTS_EP_TOTAL 0x3
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#define MTS_SCSI_ERR_MASK ~0x3fu
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