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

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  *
   4  *  Copyright (C) 2005 Mike Isely <isely@pobox.com>
   5  */
   6 #ifndef __PVRUSB2_DEBUGIFC_H
   7 #define __PVRUSB2_DEBUGIFC_H
   8
   9 struct pvr2_hdw;
  10
  11 /* Print general status of driver.  This will also trigger a probe of
  12    the USB link.  Unlike print_info(), this one synchronizes with the
  13    driver so the information should be self-consistent (but it will
  14    hang if the driver is wedged). */
  15 int pvr2_debugifc_print_info(struct pvr2_hdw *,
  16                              char *buf_ptr, unsigned int buf_size);
  17
  18 /* Non-intrusively print some useful debugging info from inside the
  19    driver.  This should work even if the driver appears to be
  20    wedged. */
  21 int pvr2_debugifc_print_status(struct pvr2_hdw *,
  22                                char *buf_ptr,unsigned int buf_size);
  23
  24 /* Parse a string command into a driver action. */
  25 int pvr2_debugifc_docmd(struct pvr2_hdw *,
  26                         const char *buf_ptr,unsigned int buf_size);
  27
  28 #endif /* __PVRUSB2_DEBUGIFC_H */