osclpot.c: Do not insert newline after the last marker.
plugins/fmcomms2: Handle FIR enable separately

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
plugins/fmcomms2: Add DCXO tune

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
osc: add partial debugfs support

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
add two QPSK waveforms

qpsknofilt_30M: Data rate is 30MSPS, no Tx raised cosine filter.
qpskwithfilt_30.72M: Data rate is 30.72MSPS, there is Tx raised cosine
filter, so a match filter is needed on the receiver side.
add a 16-QAM waveform

The generated data rate is 20MSPS. There is a raised cosine filter on
the Tx side, so a match filter is needed on Rx side.
add a MSK waveform

The generated data rate is 20 M. There is a raised cosine filter on the
Tx side, so a match filter is needed on the Rx side.