Input: create a book with Linux Input documentation

Now that all files under Documentation/input follows the ReST markup
language, rename them to *.rst and create a book for the Linux Input
subsystem.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

Documentation/conf.py

@@ -348,6 +348,8 @@ latex_documents = [
      'The kernel development community', 'manual'),
     ('driver-api/index', 'driver-api.tex', 'The kernel driver API manual',
      'The kernel development community', 'manual'),
+    ('input/index', 'linux-input.tex', 'The Linux input driver subsystem',
+     'The kernel development community', 'manual'),
     ('kernel-documentation', 'kernel-documentation.tex', 'The Linux Kernel Documentation',
      'The kernel development community', 'manual'),
     ('process/index', 'development-process.tex', 'Linux Kernel Development Documentation',

Documentation/input/conf.py

+# -*- coding: utf-8; mode: python -*-
+
+project = "The Linux input driver subsystem"
+
+tags.add("subproject")
+
+latex_documents = [
+    ('index', 'linux-input.tex', project,
+     'The kernel development community', 'manual'),
+]

Documentation/input/index.rst

+=============================
+The Linux Input Documentation
+=============================
+
+Disclaimer
+==========
+
+This program is free software; you can redistribute it and/or modify it
+under the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 2 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 MERCHANTABILITY
+or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+more details.
+
+You should have received a copy of the GNU 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
+
+For your convenience, the GNU General Public License version 2 is included
+in the package: See the file COPYING.
+
+
+Core API
+========
+
+.. toctree::
+   :maxdepth: 2
+   :numbered:
+
+   input
+   input-programming
+   event-codes
+   joystick
+   joystick-api
+   multi-touch-protocol
+   gamepad
+   gameport-programming
+   ff
+   notifier
+   userio
+
+Input drivers
+=============
+
+.. toctree::
+   :maxdepth: 2
+   :numbered:
+
+   alps
+   amijoy
+   appletouch
+   atarikbd
+   bcm5974
+   cd32
+   cma3000_d0x
+   cs461x
+   edt-ft5x06
+   elantech
+   iforce-protocol
+   joystick-parport
+   gpio-tilt
+   ntrig
+   rotary-encoder
+   sentelic
+   walkera0701
+   xpad
+   yealink
+
+.. only::  subproject and html
+
+   Indices
+   =======
+
+   * :ref:`genindex`