[media] DocBook: add entry IDs for enum fe_sec_tone_mode

enum fe_sec_tone_mode is documented together with FE_SET_TONE.

Add xrefs for each entry there. This makes the hyperlinks at
frontend.h to go directly to the right documentation.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --git a/Documentation/DocBook/media/dvb/fe-set-tone.xml b/Documentation/DocBook/media/dvb/fe-set-tone.xml
index 12cd4dd..62d44e4 100644 (file)
--- a/Documentation/DocBook/media/dvb/fe-set-tone.xml
+++ b/Documentation/DocBook/media/dvb/fe-set-tone.xml
@@ -76,10 +76,10 @@
        </thead>
        <tbody valign="top">
        <row>
-           <entry align="char">SEC_TONE_ON</entry>
+           <entry align="char" id="SEC-TONE-ON"><constant>SEC_TONE_ON</constant></entry>
            <entry align="char">Sends a 22kHz tone burst to the antenna</entry>
        </row><row>
-           <entry align="char">SEC_TONE_OFF</entry>
+           <entry align="char" id="SEC-TONE-OFF"><constant>SEC_TONE_OFF</constant></entry>
            <entry align="char">Don't send a 22kHz tone to the antenna
                (except if the FE_DISEQC_* ioctls are called)</entry>
        </row>