diff options
| author | Zydrunas Tamosevicius <z.tamosevicius@limemicro.com> | 2018-06-12 00:27:09 +0200 |
|---|---|---|
| committer | Harald Welte <laforge@gnumonks.org> | 2018-06-12 00:36:45 +0200 |
| commit | 59437da09984becc49aeee5e454af09312f9b36c (patch) | |
| tree | a7d938b33ebec5d1c71ca78298ba2c7196d987a8 | |
| parent | c9ea6e3e8c33286d91a8a045264e1741067ced26 (diff) | |
lms: Use same timestamp offset like when using LimeSDR via UHD
The tx timestamp offset was not set. We set it to the same value as it
was in UHD interface for LimeSDR
Change-Id: I78bc40cd575097f71a5f82b63467fa81c3f8d837
| -rw-r--r-- | Transceiver52M/device/lms/LMSDevice.cpp | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/Transceiver52M/device/lms/LMSDevice.cpp b/Transceiver52M/device/lms/LMSDevice.cpp index d9b5ba6..3e3c5f6 100644 --- a/Transceiver52M/device/lms/LMSDevice.cpp +++ b/Transceiver52M/device/lms/LMSDevice.cpp @@ -139,8 +139,7 @@ int LMSDevice::open(const std::string &args, int ref, bool swap_channels) LOG(DEBUG) << "Sample Rate: Host=" << sr_host << " RF=" << sr_rf; /* FIXME: make this device/model dependent, like UHDDevice:dev_param_map! */ - //ts_offset = static_cast<TIMESTAMP>(8.9e-5 * GSMRATE); - ts_offset = 0; + ts_offset = static_cast<TIMESTAMP>(8.9e-5 * GSMRATE * sps); /* time * sample_rate */ switch (ref) { case REF_INTERNAL: @@ -489,8 +488,6 @@ int LMSDevice::readSamples(std::vector < short *>&bufs, int len, bool * overrun, lms_stream_meta_t rx_metadata = {}; rx_metadata.flushPartialPacket = false; rx_metadata.waitForTimestamp = false; - /* Shift read time with respect to transmit clock */ - timestamp += ts_offset; rx_metadata.timestamp = 0; if (bufs.size() != chans) { @@ -539,7 +536,7 @@ int LMSDevice::writeSamples(std::vector < short *>&bufs, int len, lms_stream_meta_t tx_metadata = {}; tx_metadata.flushPartialPacket = false; tx_metadata.waitForTimestamp = true; - tx_metadata.timestamp = timestamp; + tx_metadata.timestamp = timestamp - ts_offset; /* Shift Tx time by offset */ if (isControl) { LOG(ERR) << "Control packets not supported"; |