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