diff --git a/Documentation/linux_tv/media/dvb/fe_property_parameters.rst b/Documentation/linux_tv/media/dvb/fe_property_parameters.rst index cf8514d79a20..788dbfef0061 100644 --- a/Documentation/linux_tv/media/dvb/fe_property_parameters.rst +++ b/Documentation/linux_tv/media/dvb/fe_property_parameters.rst @@ -918,8 +918,8 @@ Note: This value cannot be determined by an automatic channel search. .. _isdb-hierq-layers: -DTV-ISDBT-LAYER* parameters -=========================== +DTV-ISDBT-LAYER[A-C] parameters +=============================== ISDB-T channels can be coded hierarchically. As opposed to DVB-T in ISDB-T hierarchical layers can be decoded simultaneously. For that @@ -951,21 +951,21 @@ In ISDB-Tsb only layer A is used, it can be 1 or 3 in ISDB-Tsb according to ``DTV_ISDBT_PARTIAL_RECEPTION``. ``SEGMENT_COUNT`` must be filled accordingly. -Possible values: 0x1, 0x2, 0x4 (|-able) +Only the values of the first 3 bits are used. Other bits will be silently ignored: -``DTV_ISDBT_LAYER_ENABLED[0:0]`` - layer A +``DTV_ISDBT_LAYER_ENABLED`` bit 0: layer A enabled -``DTV_ISDBT_LAYER_ENABLED[1:1]`` - layer B +``DTV_ISDBT_LAYER_ENABLED`` bit 1: layer B enabled -``DTV_ISDBT_LAYER_ENABLED[2:2]`` - layer C +``DTV_ISDBT_LAYER_ENABLED`` bit 2: layer C enabled -``DTV_ISDBT_LAYER_ENABLED[31:3]`` unused +``DTV_ISDBT_LAYER_ENABLED`` bits 3-31: unused .. _DTV-ISDBT-LAYER-FEC: -DTV_ISDBT_LAYER*_FEC --------------------- +DTV_ISDBT_LAYER[A-C]_FEC +------------------------ Possible values: ``FEC_AUTO``, ``FEC_1_2``, ``FEC_2_3``, ``FEC_3_4``, ``FEC_5_6``, ``FEC_7_8`` @@ -973,8 +973,8 @@ Possible values: ``FEC_AUTO``, ``FEC_1_2``, ``FEC_2_3``, ``FEC_3_4``, .. _DTV-ISDBT-LAYER-MODULATION: -DTV_ISDBT_LAYER*_MODULATION ---------------------------- +DTV_ISDBT_LAYER[A-C]_MODULATION +------------------------------- Possible values: ``QAM_AUTO``, QP\ ``SK, QAM_16``, ``QAM_64``, ``DQPSK`` @@ -985,13 +985,13 @@ Note: If layer C is ``DQPSK`` layer B has to be ``DQPSK``. If layer B is .. _DTV-ISDBT-LAYER-SEGMENT-COUNT: -DTV_ISDBT_LAYER*_SEGMENT_COUNT ------------------------------- +DTV_ISDBT_LAYER[A-C]_SEGMENT_COUNT +---------------------------------- Possible values: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, -1 (AUTO) Note: Truth table for ``DTV_ISDBT_SOUND_BROADCASTING`` and -``DTV_ISDBT_PARTIAL_RECEPTION`` and ``LAYER`` *_SEGMENT_COUNT +``DTV_ISDBT_PARTIAL_RECEPTION`` and ``LAYER[A-C]_SEGMENT_COUNT`` .. _isdbt-layer_seg-cnt-table: @@ -1075,8 +1075,8 @@ Note: Truth table for ``DTV_ISDBT_SOUND_BROADCASTING`` and .. _DTV-ISDBT-LAYER-TIME-INTERLEAVING: -DTV_ISDBT_LAYER*_TIME_INTERLEAVING ----------------------------------- +DTV_ISDBT_LAYER[A-C]_TIME_INTERLEAVING +-------------------------------------- Valid values: 0, 1, 2, 4, -1 (AUTO) @@ -1096,7 +1096,7 @@ TMCC-structure, as shown in the table below. - .. row 1 - - DTV_ISDBT_LAYER*_TIME_INTERLEAVING + - ``DTV_ISDBT_LAYER[A-C]_TIME_INTERLEAVING`` - Mode 1 (2K FFT)