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Handle baseband::dma::wait_for_rx_buffer() returning empty buffer.

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Was technically OK before, because sample count was zero. But seems silly (and vaguely dangerous) to call all that code with a nullptr.
This commit is contained in:
Jared Boone 2016-01-09 12:20:57 -08:00
parent c3167ac27c
commit 365c2ef946
2 changed files with 18 additions and 12 deletions
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26
firmware/baseband/baseband_thread.cpp
View File

@ -98,20 +98,22 @@ void BasebandThread::run() {
while(true) {
// TODO: Place correct sampling rate into buffer returned here:
const auto buffer_tmp = baseband::dma::wait_for_rx_buffer();
buffer_c8_t buffer {
buffer_tmp.p, buffer_tmp.count, baseband_configuration.sampling_rate
};
if( buffer_tmp ) {
buffer_c8_t buffer {
buffer_tmp.p, buffer_tmp.count, baseband_configuration.sampling_rate
};
if( baseband_processor ) {
baseband_processor->execute(buffer);
}
stats.process(buffer,
[](const BasebandStatistics& statistics) {
const BasebandStatisticsMessage message { statistics };
shared_memory.application_queue.push(message);
if( baseband_processor ) {
baseband_processor->execute(buffer);
}
);
stats.process(buffer,
[](const BasebandStatistics& statistics) {
const BasebandStatisticsMessage message { statistics };
shared_memory.application_queue.push(message);
}
);
}
}
delete baseband_buffer;

4
firmware/common/buffer.hpp
View File

@ -92,6 +92,10 @@ struct buffer_t {
timestamp { timestamp }
{
}
operator bool() const {
return (p != nullptr);
}
};
#endif/*__BUFFER_H__*/