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#             (C) 2008-2009 Elmar Kleijn <elmar_kleijn@hotmail.com>
#             (C) 2008-2009 Sjoerd Piepenbrink <need4weed@gmail.com>
#             (C) 2008-2009 Radjnies Bhansingh <radjnies@gmail.com>
#             (C) 2008-2009 Hans de Goede <hdegoede@redhat.com>

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2.1 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# GNU Lesser General Public License for more details.
# You should have received a copy of the GNU Lesser General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA


#define V4LCONTROL_SHM_SIZE 4096


struct v4lcontrol_flags_info;

struct v4lcontrol_data {
  int fd;                   /* Device fd */
  int flags;                /* Flags for this device */
  int priv_flags;           /* Internal use only flags */
  int controls;             /* Which controls to use for this device */
  unsigned int *shm_values; /* shared memory control value store */
  unsigned int old_values[V4LCONTROL_COUNT]; /* for controls_changed() */
  const struct v4lcontrol_flags_info *flags_info;

struct v4lcontrol_flags_info {
  unsigned short vendor_id;
  unsigned short product_id;
  unsigned short product_mask;
  const char *dmi_board_vendor;
  const char *dmi_board_name;
/* We could also use the USB manufacturer and product strings some devices have
  const char *manufacturer;
  const char *product; */
  int flags;
  int default_gamma;
/* Some seldom used dmi strings (for notebooks with bogus info in the board
   entries, but usefull info elsewhere). We keep this at the end as to not
   polute the initalizers for the normal case. */
  const char *dmi_system_version;


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