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rf_uhd: treat N3xx like the X3xx and do not set timespec on every burst iteration 

the N310 too doesn't seem to like setting the timespec for each call to
send in a single burst
This commit is contained in:
Andre Puschmann 2020-11-20 17:50:46 +01:00
parent 7a74bf28d1
commit 7f81f44427
1 changed files with 11 additions and 4 deletions
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15
lib/src/phy/rf/rf_uhd_imp.cc
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@ -82,6 +82,11 @@ const std::set<std::string> RF_UHD_IMP_PROHIBITED_STREAM_REMAKE = {DEVNAME_X300,
*/
const std::set<std::string> RF_UHD_IMP_PROHIBITED_STOP_START = {DEVNAME_B200};
/**
* List of devices that work better if timespec is sent at the start of the burst only
*/
const std::set<std::string> RF_UHD_IMP_TIMESPEC_AT_BURST_START_ONLY = {DEVNAME_X300, DEVNAME_N300};
/**
* Defines a delay used between the current USRP time and the start of the transmission. This value needs to be high
* enough for being distributed to all the devices before the time expires and short enough to be as seamless as
@ -1342,11 +1347,13 @@ int rf_uhd_send_timed_multi(void* h,
// Set start of burst. Time spec only for the first packet in the burst
md.start_of_burst = is_start_of_burst;
// X300 devices work better if Timespec is sent at the start of the burst only
if (!handler->devname.compare(DEVNAME_X300)) {
md.has_time_spec = is_start_of_burst and has_time_spec;
} else {
// some devices don't like timestamps in each call
if (RF_UHD_IMP_TIMESPEC_AT_BURST_START_ONLY.count(handler->devname) == 0) {
md.has_time_spec = is_start_of_burst or has_time_spec;
} else {
// only set time for start
md.has_time_spec = is_start_of_burst and has_time_spec;
}
// middle packets are never end of burst, last one as defined