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laforge gerrit-no-reply at lists.osmocom.orglaforge has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmo-trx/+/20072 ) Change subject: [cosmetic] radioInterfaceMulti: More comments ...................................................................... [cosmetic] radioInterfaceMulti: More comments Change-Id: If608627a77c39b5faabc72c7dd72d00fae8697a9 --- M Transceiver52M/radioInterfaceMulti.cpp 1 file changed, 9 insertions(+), 0 deletions(-) git pull ssh://gerrit.osmocom.org:29418/osmo-trx refs/changes/72/20072/1 diff --git a/Transceiver52M/radioInterfaceMulti.cpp b/Transceiver52M/radioInterfaceMulti.cpp index 29f85ca..e654184 100644 --- a/Transceiver52M/radioInterfaceMulti.cpp +++ b/Transceiver52M/radioInterfaceMulti.cpp @@ -38,6 +38,7 @@ /* Universal resampling parameters */ #define NUMCHUNKS 24 +/* number of narrow-band virtual ARFCNs in this wide-band multi-ARFCN device */ #define MCHANS 4 RadioInterfaceMulti::RadioInterfaceMulti(RadioDevice *radio, size_t tx_sps, @@ -79,6 +80,10 @@ RadioInterface::close(); } +/*! we re-map the physical channels from the filter bank to logical per-TRX channels + * \param[in] pchan physical channel number within the channelizer + * \param[in] chans total number of narrow-band ARFCN channels + * \returns logical (TRX) channel number, or -1 in case there is none */ static int getLogicalChan(size_t pchan, size_t chans) { switch (chans) { @@ -113,6 +118,9 @@ return -1; } +/*! do we need to frequency shift our spectrum or not? + * \param chans total number of channels + * \returns 1 if we need to shift; 0 if not; -1 on error */ static int getFreqShift(size_t chans) { switch (chans) { @@ -154,6 +162,7 @@ tx_freq_state.resize(mChans); active.resize(MCHANS, false); + /* 4 == sps */ inchunk = RESAMP_INRATE * 4; outchunk = RESAMP_OUTRATE * 4; -- To view, visit https://gerrit.osmocom.org/c/osmo-trx/+/20072 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-trx Gerrit-Branch: master Gerrit-Change-Id: If608627a77c39b5faabc72c7dd72d00fae8697a9 Gerrit-Change-Number: 20072 Gerrit-PatchSet: 1 Gerrit-Owner: laforge <laforge at osmocom.org> Gerrit-MessageType: newchange -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/gerrit-log/attachments/20200911/62c0ade5/attachment.htm>