Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * Driver for Microtek Scanmaker X6 USB scanner and possibly others. | |
3 | * | |
4 | * (C) Copyright 2000 John Fremlin <vii@penguinpowered.com> | |
5 | * (C) Copyright 2000 Oliver Neukum <Oliver.Neukum@lrz.uni-muenchen.de> | |
6 | * | |
7 | * See microtek.c for history | |
8 | * | |
9 | */ | |
10 | ||
0eebe6ac | 11 | typedef void (*mts_scsi_cmnd_callback)(struct scsi_cmnd *); |
1da177e4 LT |
12 | |
13 | ||
14 | struct mts_transfer_context | |
15 | { | |
16 | struct mts_desc* instance; | |
17 | mts_scsi_cmnd_callback final_callback; | |
0eebe6ac | 18 | struct scsi_cmnd *srb; |
1da177e4 LT |
19 | |
20 | void* data; | |
21 | unsigned data_length; | |
22 | int data_pipe; | |
23 | int fragment; | |
24 | ||
9142d59a | 25 | u8 *scsi_status; /* status returned from ep_response after command completion */ |
1da177e4 LT |
26 | }; |
27 | ||
28 | ||
29 | struct mts_desc { | |
30 | struct mts_desc *next; | |
31 | struct mts_desc *prev; | |
32 | ||
33 | struct usb_device *usb_dev; | |
34 | struct usb_interface *usb_intf; | |
35 | ||
36 | /* Endpoint addresses */ | |
37 | u8 ep_out; | |
38 | u8 ep_response; | |
39 | u8 ep_image; | |
40 | ||
41 | struct Scsi_Host * host; | |
1da177e4 LT |
42 | |
43 | struct urb *urb; | |
44 | struct mts_transfer_context context; | |
45 | }; | |
46 | ||
47 | ||
48 | #define MTS_EP_OUT 0x1 | |
49 | #define MTS_EP_RESPONSE 0x2 | |
50 | #define MTS_EP_IMAGE 0x3 | |
51 | #define MTS_EP_TOTAL 0x3 | |
52 | ||
53 | #define MTS_SCSI_ERR_MASK ~0x3fu | |
54 |