2 * linux/drivers/usb/gadget/s3c2410_udc.h
3 * Samsung on-chip full speed USB device controllers
5 * Copyright (C) 2004-2007 Herbert Pƶtzl - Arnaud Patard
6 * Additional cleanups by Ben Dooks <ben-linux@fluff.org>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
14 #ifndef _S3C2410_UDC_H
15 #define _S3C2410_UDC_H
18 struct list_head queue;
19 unsigned long last_io; /* jiffies timestamp */
20 struct usb_gadget *gadget;
21 struct s3c2410_udc *dev;
22 const struct usb_endpoint_descriptor *desc;
26 unsigned short fifo_size;
31 unsigned already_seen : 1;
32 unsigned setup_stage : 1;
36 /* Warning : ep0 has a fifo of 16 bytes */
37 /* Don't try to set 32 or 64 */
38 /* also testusb 14 fails wit 16 but is */
40 #define EP0_FIFO_SIZE 8
41 #define EP_FIFO_SIZE 64
42 #define DEFAULT_POWER_STATE 0x00
44 #define S3C2440_EP_FIFO_SIZE 128
46 static const char ep0name [] = "ep0";
48 static const char *const ep_name[] = {
49 ep0name, /* everyone has ep0 */
50 /* s3c2410 four bidirectional bulk endpoints */
51 "ep1-bulk", "ep2-bulk", "ep3-bulk", "ep4-bulk",
54 #define S3C2410_ENDPOINTS ARRAY_SIZE(ep_name)
56 struct s3c2410_request {
57 struct list_head queue; /* ep's requests */
58 struct usb_request req;
69 static const char *ep0states[]= {
80 struct s3c2410_ep ep[S3C2410_ENDPOINTS];
82 struct usb_gadget gadget;
83 struct usb_gadget_driver *driver;
84 struct s3c2410_request fifo_req;
85 u8 fifo_buf[EP_FIFO_SIZE];
94 unsigned req_config : 1;
95 unsigned req_pending : 1;
97 struct dentry *regs_info;