1 /* $FreeBSD$ */ 2 /*- 3 * Copyright (c) 2008 Hans Petter Selasky. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 /* This file contains various factored out debug macros. */ 28 29 #ifndef _USB2_DEBUG_H_ 30 #define _USB2_DEBUG_H_ 31 32 /* Declare parent SYSCTL USB node. */ 33 SYSCTL_DECL(_hw_usb2); 34 35 /* Declare global USB debug variable. */ 36 extern int usb2_debug; 37 38 /* Force debugging until further */ 39 #ifndef USB_DEBUG 40 #define USB_DEBUG 1 41 #endif 42 43 /* Check if USB debugging is enabled. */ 44 #ifdef USB_DEBUG_VAR 45 #if (USB_DEBUG != 0) 46 #define DPRINTFN(n,fmt,...) do { \ 47 if ((USB_DEBUG_VAR) >= (n)) { \ 48 printf("%s:%u: " fmt, \ 49 __FUNCTION__, __LINE__,## __VA_ARGS__); \ 50 } \ 51 } while (0) 52 #define DPRINTF(...) DPRINTFN(1, __VA_ARGS__) 53 #else 54 #define DPRINTF(...) do { } while (0) 55 #define DPRINTFN(...) do { } while (0) 56 #endif 57 #endif 58 59 struct usb2_interface; 60 struct usb2_device; 61 struct usb2_pipe; 62 struct usb2_xfer; 63 64 void usb2_dump_iface(struct usb2_interface *iface); 65 void usb2_dump_device(struct usb2_device *udev); 66 void usb2_dump_queue(struct usb2_pipe *pipe); 67 void usb2_dump_pipe(struct usb2_pipe *pipe); 68 void usb2_dump_xfer(struct usb2_xfer *xfer); 69 70 #endif /* _USB2_DEBUG_H_ */ 71