patch-2.2.18 linux/drivers/usb/microtek.h

• Lines: 74
• Date: Fri Sep 1 13:51:29 2000
• Orig file: v2.2.17/drivers/usb/microtek.h
• Orig date: Thu Jan 1 01:00:00 1970

diff -u --new-file --recursive --exclude-from /usr/src/exclude v2.2.17/drivers/usb/microtek.h linux/drivers/usb/microtek.h
@@ -0,0 +1,73 @@
+ /*
+ * 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)(Scsi_Cmnd *);
+typedef void (*mts_usb_urb_callback) (struct urb *);
+
+
+struct mts_transfer_context
+{
+	struct mts_desc* instance;
+	mts_scsi_cmnd_callback final_callback;
+	Scsi_Cmnd *srb;
+	
+	void* data;
+	unsigned data_length;
+	int data_pipe;
+
+	enum {
+		mts_con_none,
+		mts_con_command,
+		mts_con_data,
+		mts_con_status,
+		mts_con_error,
+		mts_con_done
+	}
+	state;
+
+	atomic_t do_abort; /* when != 0 URB completion routines will
+			      return straightaway */
+	
+	u8 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;
+	
+	int interface;
+
+	/* Endpoint addresses */
+	u8 ep_out;
+	u8 ep_response;
+	u8 ep_image;
+	
+	struct Scsi_Host * host;
+	Scsi_Host_Template ctempl;
+	int host_number;
+	
+	struct semaphore lock;
+
+	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_MAX_CHUNK_MASK ~0x3fu 
+/*maximum amount the scanner will transmit at once */ 
+