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| author | Michael West <michael.west@ettus.com> | 2019-09-13 03:34:44 -0700 |
|---|---|---|
| committer | Martin Braun <martin.braun@ettus.com> | 2019-09-13 13:27:21 -0700 |
| commit | 18bc320dc3348346255ab0d33aa319fb2618d7b3 (patch) | |
| tree | 2041ca31f72f737f8daa3ab9a0c2b6d8a593433b /host/lib | |
| parent | 7ad9c7330ec73e763f2c6c1cc39cb41388cfd65f (diff) | |
| download | uhd-18bc320dc3348346255ab0d33aa319fb2618d7b3.tar.gz uhd-18bc320dc3348346255ab0d33aa319fb2618d7b3.tar.bz2 uhd-18bc320dc3348346255ab0d33aa319fb2618d7b3.zip | |
Device3: Restore default buffer sizes for MPMD UDP
The latest change to fix MTU and default frame sizes inadvertantly removed
the default send and recv buffer sizes in the MPMD UDP transport, which
caused receive timeouts and underruns at higher sample rates. This change
restores those values.
Signed-off-by: Michael West <michael.west@ettus.com>
Diffstat (limited to 'host/lib')
| -rw-r--r-- | host/lib/usrp/mpmd/mpmd_xport_ctrl_udp.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/host/lib/usrp/mpmd/mpmd_xport_ctrl_udp.cpp b/host/lib/usrp/mpmd/mpmd_xport_ctrl_udp.cpp index ba827fcf4..20b94899c 100644 --- a/host/lib/usrp/mpmd/mpmd_xport_ctrl_udp.cpp +++ b/host/lib/usrp/mpmd/mpmd_xport_ctrl_udp.cpp @@ -198,6 +198,8 @@ uhd::both_xports_t mpmd_xport_ctrl_udp::make_transport( default_buff_args.num_recv_frames = MPMD_UDP_DEFAULT_NUM_RECV_FRAMES; default_buff_args.recv_frame_size = MPMD_UDP_MSG_FRAME_SIZE; default_buff_args.send_frame_size = MPMD_UDP_MSG_FRAME_SIZE; + default_buff_args.recv_buff_size = link_speed * MPMD_BUFFER_DEPTH; + default_buff_args.send_buff_size = link_speed * MPMD_BUFFER_DEPTH; if (xport_type == usrp::device3_impl::CTRL) { default_buff_args.num_recv_frames = uhd::rfnoc::CMD_FIFO_SIZE / uhd::rfnoc::MAX_CMD_PKT_SIZE; |