From 5d642c2267f29e3e446f0ca971aa77cb4304540c Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Tue, 7 Jun 2011 17:02:37 -0300 Subject: [PATCH] --- yaml --- r: 261268 b: refs/heads/master c: 0969ec18346c174a20e9d7e73231efab95c23f86 h: refs/heads/master v: v3 --- [refs] | 2 +- .../DocBook/media/dvb/frontend.xml | 17 +++++++++++------ 2 files changed, 12 insertions(+), 7 deletions(-) diff --git a/[refs] b/[refs] index 1fda2da0c6c0..873e8fcdde62 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 95e61e01888d207b2ffd1ef709466c5144534121 +refs/heads/master: 0969ec18346c174a20e9d7e73231efab95c23f86 diff --git a/trunk/Documentation/DocBook/media/dvb/frontend.xml b/trunk/Documentation/DocBook/media/dvb/frontend.xml index b52f66abbbd4..65a790e196bc 100644 --- a/trunk/Documentation/DocBook/media/dvb/frontend.xml +++ b/trunk/Documentation/DocBook/media/dvb/frontend.xml @@ -23,40 +23,45 @@ cards, in which case there exists no frontend device.
Frontend type -For historical reasons frontend types are named after the type of modulation used in +For historical reasons, frontend types are named by the type of modulation used in transmission. The fontend types are given by fe_type_t type, defined as: Frontend types - + &cs-def; fe_type Description + DTV_DELIVERY_SYSTEM equivalent type FE_QPSK For DVB-S standard + SYS_DVBS FE_QAM - For DVB-C standard + For DVB-C annex A/C standard + SYS_DVBC_ANNEX_AC FE_OFDM - For DVB-T standard. Also used for ISDB-T on compatibility mode + For DVB-T standard + SYS_DVBT FE_ATSC - For ATSC standard (terrestrial or cable) + For ATSC standard (terrestrial) or for DVB-C Annex B (cable) used in US. + SYS_ATSC (terrestrial) or SYS_DVBC_ANNEX_B (cable)
Newer formats like DVB-S2, ISDB-T, ISDB-S and DVB-T2 are not described at the above, as they're -supported via the new FE_GET_PROPERTY/FE_GET_SET_PROPERTY method. +supported via the new FE_GET_PROPERTY/FE_GET_SET_PROPERTY ioctl's, using the DTV_DELIVERY_SYSTEM parameter.