The DocBook documentation is incorrect: on ISDB-T, interleaving
time is always a power of 2. Fix it and provides a table showing
the actual interleaving length for each mode.
Signed-off-by: Mauro Carvalho Chehab <m.chehab@xxxxxxxxxxx>
---
Documentation/DocBook/media/dvb/dvbproperty.xml | 44 ++++++++++++++++++++++---
1 file changed, 40 insertions(+), 4 deletions(-)
diff --git a/Documentation/DocBook/media/dvb/dvbproperty.xml b/Documentation/DocBook/media/dvb/dvbproperty.xml
index 24c22cabc668..948ddaab592e 100644
--- a/Documentation/DocBook/media/dvb/dvbproperty.xml
+++ b/Documentation/DocBook/media/dvb/dvbproperty.xml
@@ -555,10 +555,46 @@ typedef enum fe_delivery_system {
</section>
<section id="DTV-ISDBT-LAYER-TIME-INTERLEAVING">
<title><constant>DTV_ISDBT_LAYER*_TIME_INTERLEAVING</constant></title>
- <para>Possible values: 0, 1, 2, 3, -1 (AUTO)</para>
- <para>Note: The real inter-leaver depth-names depend on the mode (fft-size); the values
- here are referring to what can be found in the TMCC-structure -
- independent of the mode.</para>
+ <para>Valid values: 0, 1, 2, 4, -1 (AUTO)</para>
+ <para>when DTV_ISDBT_SOUND_BROADCASTING is active, value 8 is also valid.</para>
+ <para>Note: The real time interleaving length depends on the mode (fft-size). The values
+ here are referring to what can be found in the TMCC-structure, as shown in the table below.</para>
+ <informaltable id="isdbt-layer-interleaving-table">
+ <tgroup cols="4" align="center">
+ <tbody>
+ <row>
+ <entry>DTV_ISDBT_LAYER*_TIME_INTERLEAVING</entry>
+ <entry>Mode 1 (2K FFT)</entry>
+ <entry>Mode 2 (4K FFT)</entry>
+ <entry>Mode 3 (8K FFT)</entry>
+ </row>
+ <row>
+ <entry>0</entry>
+ <entry>0</entry>
+ <entry>0</entry>
+ <entry>0</entry>
+ </row>
+ <row>
+ <entry>1</entry>
+ <entry>4</entry>
+ <entry>2</entry>
+ <entry>1</entry>
+ </row>
+ <row>
+ <entry>2</entry>
+ <entry>8</entry>
+ <entry>4</entry>
+ <entry>2</entry>
+ </row>
+ <row>
+ <entry>4</entry>
+ <entry>16</entry>
+ <entry>8</entry>
+ <entry>4</entry>
+ </row>
+ </tbody>
+ </tgroup>
+ </informaltable>
</section>
<section id="DTV-ATSCMH-FIC-VER">
<title><constant>DTV_ATSCMH_FIC_VER</constant></title>
--
1.9.3
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