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[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>
This commit is contained in:
Steve Kerrison
Mauro Carvalho Chehab
parent
15ed9d01b6
commit
cf75f9bada
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@ -217,9 +217,12 @@ get/set up to 64 properties. The actual meaning of each property is described on
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<para>Bandwidth for the channel, in HZ.</para>
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<para>Possible values:
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<constant>1712000</constant>,
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<constant>5000000</constant>,
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<constant>6000000</constant>,
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<constant>7000000</constant>,
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<constant>8000000</constant>.
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<constant>8000000</constant>,
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<constant>10000000</constant>.
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</para>
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<para>Notes:</para>
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@ -231,6 +234,8 @@ get/set up to 64 properties. The actual meaning of each property is described on
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<para>4) Bandwidth in ISDB-T is fixed (6MHz) or can be easily derived from
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other parameters (DTV_ISDBT_SB_SEGMENT_IDX,
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DTV_ISDBT_SB_SEGMENT_COUNT).</para>
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<para>5) DVB-T supports 6, 7 and 8MHz.</para>
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<para>6) In addition, DVB-T2 supports 1.172, 5 and 10MHz.</para>
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</section>
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<section id="DTV_DELIVERY_SYSTEM">
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@ -257,6 +262,7 @@ typedef enum fe_delivery_system {
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SYS_DMBTH,
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SYS_CMMB,
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SYS_DAB,
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SYS_DVBT2,
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} fe_delivery_system_t;
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</programlisting>
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@ -273,7 +279,10 @@ typedef enum fe_transmit_mode {
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TRANSMISSION_MODE_2K,
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TRANSMISSION_MODE_8K,
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TRANSMISSION_MODE_AUTO,
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TRANSMISSION_MODE_4K
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TRANSMISSION_MODE_4K,
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TRANSMISSION_MODE_1K,
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TRANSMISSION_MODE_16K,
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TRANSMISSION_MODE_32K,
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} fe_transmit_mode_t;
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</programlisting>
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@ -284,6 +293,8 @@ typedef enum fe_transmit_mode {
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<para>2) If <constant>DTV_TRANSMISSION_MODE</constant> is set the <constant>TRANSMISSION_MODE_AUTO</constant> the
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hardware will try to find the correct FFT-size (if capable) and will
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use TMCC to fill in the missing parameters.</para>
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<para>3) DVB-T specifies 2K and 8K as valid sizes.</para>
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<para>4) DVB-T2 specifies 1K, 2K, 4K, 8K, 16K and 32K.</para>
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</section>
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<section id="DTV_GUARD_INTERVAL">
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@ -296,7 +307,10 @@ typedef enum fe_guard_interval {
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GUARD_INTERVAL_1_16,
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GUARD_INTERVAL_1_8,
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GUARD_INTERVAL_1_4,
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GUARD_INTERVAL_AUTO
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GUARD_INTERVAL_AUTO,
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GUARD_INTERVAL_1_128,
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GUARD_INTERVAL_19_128,
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GUARD_INTERVAL_19_256,
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} fe_guard_interval_t;
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</programlisting>
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@ -304,6 +318,7 @@ typedef enum fe_guard_interval {
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<para>1) If <constant>DTV_GUARD_INTERVAL</constant> is set the <constant>GUARD_INTERVAL_AUTO</constant> the hardware will
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try to find the correct guard interval (if capable) and will use TMCC to fill
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in the missing parameters.</para>
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<para>2) Intervals 1/128, 19/128 and 19/256 are used only for DVB-T2 at present</para>
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</section>
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</section>
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@ -553,5 +568,20 @@ typedef enum fe_guard_interval {
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</section>
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</section>
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</section>
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<section id="dvbt2-params">
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<title>DVB-T2 parameters</title>
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<para>This section covers parameters that apply only to the DVB-T2 delivery method. DVB-T2
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support is currently in the early stages development so expect this section to grow
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and become more detailed with time.</para>
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<section id="dvbt2-plp-id">
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<title><constant>DTV_DVBT2_PLP_ID</constant></title>
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<para>DVB-T2 supports Physical Layer Pipes (PLP) to allow transmission of
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many data types via a single multiplex. The API will soon support this
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at which point this section will be expanded.</para>
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</section>
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</section>
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</section>
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</section>
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@ -176,14 +176,20 @@ typedef enum fe_transmit_mode {
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TRANSMISSION_MODE_2K,
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TRANSMISSION_MODE_8K,
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TRANSMISSION_MODE_AUTO,
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TRANSMISSION_MODE_4K
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TRANSMISSION_MODE_4K,
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TRANSMISSION_MODE_1K,
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TRANSMISSION_MODE_16K,
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TRANSMISSION_MODE_32K,
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} fe_transmit_mode_t;
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typedef enum fe_bandwidth {
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BANDWIDTH_8_MHZ,
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BANDWIDTH_7_MHZ,
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BANDWIDTH_6_MHZ,
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BANDWIDTH_AUTO
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BANDWIDTH_AUTO,
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BANDWIDTH_5_MHZ,
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BANDWIDTH_10_MHZ,
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BANDWIDTH_1_712_MHZ,
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} fe_bandwidth_t;
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@ -192,7 +198,10 @@ typedef enum fe_guard_interval {
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GUARD_INTERVAL_1_16,
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GUARD_INTERVAL_1_8,
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GUARD_INTERVAL_1_4,
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GUARD_INTERVAL_AUTO
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GUARD_INTERVAL_AUTO,
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GUARD_INTERVAL_1_128,
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GUARD_INTERVAL_19_128,
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GUARD_INTERVAL_19_256,
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} fe_guard_interval_t;
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@ -306,7 +315,9 @@ struct dvb_frontend_event {
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#define DTV_ISDBS_TS_ID 42
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#define DTV_MAX_COMMAND DTV_ISDBS_TS_ID
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#define DTV_DVBT2_PLP_ID 43
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#define DTV_MAX_COMMAND DTV_DVBT2_PLP_ID
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typedef enum fe_pilot {
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PILOT_ON,
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@ -338,6 +349,7 @@ typedef enum fe_delivery_system {
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SYS_DMBTH,
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SYS_CMMB,
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SYS_DAB,
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SYS_DVBT2,
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} fe_delivery_system_t;
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struct dtv_cmds_h {
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