xref: /linux/drivers/media/usb/pvrusb2/pvrusb2-debugifc.h (revision 827634added7f38b7d724cab1dccdb2b004c13c3)
1 /*
2  *
3  *
4  *  Copyright (C) 2005 Mike Isely <isely@pobox.com>
5  *
6  *  This program is free software; you can redistribute it and/or modify
7  *  it under the terms of the GNU General Public License as published by
8  *  the Free Software Foundation; either version 2 of the License
9  *
10  *  This program is distributed in the hope that it will be useful,
11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  *  GNU General Public License for more details.
14  *
15  *  You should have received a copy of the GNU General Public License
16  *  along with this program; if not, write to the Free Software
17  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
18  *
19  */
20 #ifndef __PVRUSB2_DEBUGIFC_H
21 #define __PVRUSB2_DEBUGIFC_H
22 
23 struct pvr2_hdw;
24 
25 /* Print general status of driver.  This will also trigger a probe of
26    the USB link.  Unlike print_info(), this one synchronizes with the
27    driver so the information should be self-consistent (but it will
28    hang if the driver is wedged). */
29 int pvr2_debugifc_print_info(struct pvr2_hdw *,
30 			     char *buf_ptr, unsigned int buf_size);
31 
32 /* Non-intrusively print some useful debugging info from inside the
33    driver.  This should work even if the driver appears to be
34    wedged. */
35 int pvr2_debugifc_print_status(struct pvr2_hdw *,
36 			       char *buf_ptr,unsigned int buf_size);
37 
38 /* Parse a string command into a driver action. */
39 int pvr2_debugifc_docmd(struct pvr2_hdw *,
40 			const char *buf_ptr,unsigned int buf_size);
41 
42 #endif /* __PVRUSB2_DEBUGIFC_H */
43