diff options
author | Steve Kerrison <steve@stevekerrison.com> | 2011-05-08 16:17:20 -0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-05-20 19:09:12 -0300 |
commit | cf75f9badabe399d496be76835993c6a916c726f (patch) | |
tree | 8fb29e9df9a418a327449aec8304d492e085d63b /Documentation/DocBook/dvb | |
parent | 15ed9d01b6d4f0df6ca282da0f840b7abfd7549d (diff) |
[media] DocBook/dvb: Update to include DVB-T2 additions
A few new capabilities added to frontend.h for DVB-T2. Added these
to the documentation plus some notes explaining that they are
used by the T2 delivery system.
Signed-off-by: Steve Kerrison <steve@stevekerrison.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'Documentation/DocBook/dvb')
-rw-r--r-- | Documentation/DocBook/dvb/dvbproperty.xml | 36 | ||||
-rw-r--r-- | Documentation/DocBook/dvb/frontend.h.xml | 20 |
2 files changed, 49 insertions, 7 deletions
diff --git a/Documentation/DocBook/dvb/dvbproperty.xml b/Documentation/DocBook/dvb/dvbproperty.xml index 05ce60362e23..52d5e3c7cf6c 100644 --- a/Documentation/DocBook/dvb/dvbproperty.xml +++ b/Documentation/DocBook/dvb/dvbproperty.xml @@ -217,9 +217,12 @@ get/set up to 64 properties. The actual meaning of each property is described on <para>Bandwidth for the channel, in HZ.</para> <para>Possible values: + <constant>1712000</constant>, + <constant>5000000</constant>, <constant>6000000</constant>, <constant>7000000</constant>, - <constant>8000000</constant>. + <constant>8000000</constant>, + <constant>10000000</constant>. </para> <para>Notes:</para> @@ -231,6 +234,8 @@ get/set up to 64 properties. The actual meaning of each property is described on <para>4) Bandwidth in ISDB-T is fixed (6MHz) or can be easily derived from other parameters (DTV_ISDBT_SB_SEGMENT_IDX, DTV_ISDBT_SB_SEGMENT_COUNT).</para> + <para>5) DVB-T supports 6, 7 and 8MHz.</para> + <para>6) In addition, DVB-T2 supports 1.172, 5 and 10MHz.</para> </section> <section id="DTV_DELIVERY_SYSTEM"> @@ -257,6 +262,7 @@ typedef enum fe_delivery_system { SYS_DMBTH, SYS_CMMB, SYS_DAB, + SYS_DVBT2, } fe_delivery_system_t; </programlisting> @@ -273,7 +279,10 @@ typedef enum fe_transmit_mode { TRANSMISSION_MODE_2K, TRANSMISSION_MODE_8K, TRANSMISSION_MODE_AUTO, - TRANSMISSION_MODE_4K + TRANSMISSION_MODE_4K, + TRANSMISSION_MODE_1K, + TRANSMISSION_MODE_16K, + TRANSMISSION_MODE_32K, } fe_transmit_mode_t; </programlisting> @@ -284,6 +293,8 @@ typedef enum fe_transmit_mode { <para>2) If <constant>DTV_TRANSMISSION_MODE</constant> is set the <constant>TRANSMISSION_MODE_AUTO</constant> the hardware will try to find the correct FFT-size (if capable) and will use TMCC to fill in the missing parameters.</para> + <para>3) DVB-T specifies 2K and 8K as valid sizes.</para> + <para>4) DVB-T2 specifies 1K, 2K, 4K, 8K, 16K and 32K.</para> </section> <section id="DTV_GUARD_INTERVAL"> @@ -296,7 +307,10 @@ typedef enum fe_guard_interval { GUARD_INTERVAL_1_16, GUARD_INTERVAL_1_8, GUARD_INTERVAL_1_4, - GUARD_INTERVAL_AUTO + GUARD_INTERVAL_AUTO, + GUARD_INTERVAL_1_128, + GUARD_INTERVAL_19_128, + GUARD_INTERVAL_19_256, } fe_guard_interval_t; </programlisting> @@ -304,6 +318,7 @@ typedef enum fe_guard_interval { <para>1) If <constant>DTV_GUARD_INTERVAL</constant> is set the <constant>GUARD_INTERVAL_AUTO</constant> the hardware will try to find the correct guard interval (if capable) and will use TMCC to fill in the missing parameters.</para> + <para>2) Intervals 1/128, 19/128 and 19/256 are used only for DVB-T2 at present</para> </section> </section> @@ -553,5 +568,20 @@ typedef enum fe_guard_interval { </section> </section> </section> + <section id="dvbt2-params"> + <title>DVB-T2 parameters</title> + + <para>This section covers parameters that apply only to the DVB-T2 delivery method. DVB-T2 + support is currently in the early stages development so expect this section to grow + and become more detailed with time.</para> + + <section id="dvbt2-plp-id"> + <title><constant>DTV_DVBT2_PLP_ID</constant></title> + + <para>DVB-T2 supports Physical Layer Pipes (PLP) to allow transmission of + many data types via a single multiplex. The API will soon support this + at which point this section will be expanded.</para> + </section> + </section> </section> </section> diff --git a/Documentation/DocBook/dvb/frontend.h.xml b/Documentation/DocBook/dvb/frontend.h.xml index d08e0d401418..d792f789ad3b 100644 --- a/Documentation/DocBook/dvb/frontend.h.xml +++ b/Documentation/DocBook/dvb/frontend.h.xml @@ -176,14 +176,20 @@ typedef enum fe_transmit_mode { TRANSMISSION_MODE_2K, TRANSMISSION_MODE_8K, TRANSMISSION_MODE_AUTO, - TRANSMISSION_MODE_4K + TRANSMISSION_MODE_4K, + TRANSMISSION_MODE_1K, + TRANSMISSION_MODE_16K, + TRANSMISSION_MODE_32K, } fe_transmit_mode_t; typedef enum fe_bandwidth { BANDWIDTH_8_MHZ, BANDWIDTH_7_MHZ, BANDWIDTH_6_MHZ, - BANDWIDTH_AUTO + BANDWIDTH_AUTO, + BANDWIDTH_5_MHZ, + BANDWIDTH_10_MHZ, + BANDWIDTH_1_712_MHZ, } fe_bandwidth_t; @@ -192,7 +198,10 @@ typedef enum fe_guard_interval { GUARD_INTERVAL_1_16, GUARD_INTERVAL_1_8, GUARD_INTERVAL_1_4, - GUARD_INTERVAL_AUTO + GUARD_INTERVAL_AUTO, + GUARD_INTERVAL_1_128, + GUARD_INTERVAL_19_128, + GUARD_INTERVAL_19_256, } fe_guard_interval_t; @@ -306,7 +315,9 @@ struct dvb_frontend_event { #define DTV_ISDBS_TS_ID 42 -#define DTV_MAX_COMMAND DTV_ISDBS_TS_ID +#define DTV_DVBT2_PLP_ID 43 + +#define DTV_MAX_COMMAND DTV_DVBT2_PLP_ID typedef enum fe_pilot { PILOT_ON, @@ -338,6 +349,7 @@ typedef enum fe_delivery_system { SYS_DMBTH, SYS_CMMB, SYS_DAB, + SYS_DVBT2, } fe_delivery_system_t; struct dtv_cmds_h { |