drivers/media/usb/pvrusb2/pvrusb2-debugifc.h

   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 */