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diff --git a/Documentation/DocBook/media/v4l/keytable.c.xml b/Documentation/DocBook/media/v4l/keytable.c.xml
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+<programlisting>
+/* keytable.c - This program allows checking/replacing keys at IR
+
+ Copyright (C) 2006-2009 Mauro Carvalho Chehab &lt;mchehab@infradead.org&gt;
+
+ 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, version 2 of the License.
+
+ 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.
+ */
+
+#include &lt;ctype.h&gt;
+#include &lt;errno.h&gt;
+#include &lt;fcntl.h&gt;
+#include &lt;stdio.h&gt;
+#include &lt;stdlib.h&gt;
+#include &lt;string.h&gt;
+#include &lt;linux/input.h&gt;
+#include &lt;sys/ioctl.h&gt;
+
+#include "parse.h"
+
+void prtcode (int *codes)
+{
+ struct parse_key *p;
+
+ for (p=keynames;p-&gt;name!=NULL;p++) {
+ if (p-&gt;value == (unsigned)codes[1]) {
+ printf("scancode 0x%04x = %s (0x%02x)\n", codes[0], p-&gt;name, codes[1]);
+ return;
+ }
+ }
+
+ if (isprint (codes[1]))
+ printf("scancode %d = '%c' (0x%02x)\n", codes[0], codes[1], codes[1]);
+ else
+ printf("scancode %d = 0x%02x\n", codes[0], codes[1]);
+}
+
+int parse_code(char *string)
+{
+ struct parse_key *p;
+
+ for (p=keynames;p-&gt;name!=NULL;p++) {
+ if (!strcasecmp(p-&gt;name, string)) {
+ return p-&gt;value;
+ }
+ }
+ return -1;
+}
+
+int main (int argc, char *argv[])
+{
+ int fd;
+ unsigned int i, j;
+ int codes[2];
+
+ if (argc&lt;2 || argc&gt;4) {
+ printf ("usage: %s &lt;device&gt; to get table; or\n"
+ " %s &lt;device&gt; &lt;scancode&gt; &lt;keycode&gt;\n"
+ " %s &lt;device&gt; &lt;keycode_file&gt;\n",*argv,*argv,*argv);
+ return -1;
+ }
+
+ if ((fd = open(argv[1], O_RDONLY)) &lt; 0) {
+ perror("Couldn't open input device");
+ return(-1);
+ }
+
+ if (argc==4) {
+ int value;
+
+ value=parse_code(argv[3]);
+
+ if (value==-1) {
+ value = strtol(argv[3], NULL, 0);
+ if (errno)
+ perror("value");
+ }
+
+ codes [0] = (unsigned) strtol(argv[2], NULL, 0);
+ codes [1] = (unsigned) value;
+
+ if(ioctl(fd, EVIOCSKEYCODE, codes))
+ perror ("EVIOCSKEYCODE");
+
+ if(ioctl(fd, EVIOCGKEYCODE, codes)==0)
+ prtcode(codes);
+ return 0;
+ }
+
+ if (argc==3) {
+ FILE *fin;
+ int value;
+ char *scancode, *keycode, s[2048];
+
+ fin=fopen(argv[2],"r");
+ if (fin==NULL) {
+ perror ("opening keycode file");
+ return -1;
+ }
+
+ /* Clears old table */
+ for (j = 0; j &lt; 256; j++) {
+ for (i = 0; i &lt; 256; i++) {
+ codes[0] = (j &lt;&lt; 8) | i;
+ codes[1] = KEY_RESERVED;
+ ioctl(fd, EVIOCSKEYCODE, codes);
+ }
+ }
+
+ while (fgets(s,sizeof(s),fin)) {
+ scancode=strtok(s,"\n\t =:");
+ if (!scancode) {
+ perror ("parsing input file scancode");
+ return -1;
+ }
+ if (!strcasecmp(scancode, "scancode")) {
+ scancode = strtok(NULL,"\n\t =:");
+ if (!scancode) {
+ perror ("parsing input file scancode");
+ return -1;
+ }
+ }
+
+ keycode=strtok(NULL,"\n\t =:(");
+ if (!keycode) {
+ perror ("parsing input file keycode");
+ return -1;
+ }
+
+ // printf ("parsing %s=%s:", scancode, keycode);
+ value=parse_code(keycode);
+ // printf ("\tvalue=%d\n",value);
+
+ if (value==-1) {
+ value = strtol(keycode, NULL, 0);
+ if (errno)
+ perror("value");
+ }
+
+ codes [0] = (unsigned) strtol(scancode, NULL, 0);
+ codes [1] = (unsigned) value;
+
+ // printf("\t%04x=%04x\n",codes[0], codes[1]);
+ if(ioctl(fd, EVIOCSKEYCODE, codes)) {
+ fprintf(stderr, "Setting scancode 0x%04x with 0x%04x via ",codes[0], codes[1]);
+ perror ("EVIOCSKEYCODE");
+ }
+
+ if(ioctl(fd, EVIOCGKEYCODE, codes)==0)
+ prtcode(codes);
+ }
+ return 0;
+ }
+
+ /* Get scancode table */
+ for (j = 0; j &lt; 256; j++) {
+ for (i = 0; i &lt; 256; i++) {
+ codes[0] = (j &lt;&lt; 8) | i;
+ if (!ioctl(fd, EVIOCGKEYCODE, codes) &amp;&amp; codes[1] != KEY_RESERVED)
+ prtcode(codes);
+ }
+ }
+ return 0;
+}
+
+</programlisting>