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| author | Josh Blum <josh@joshknows.com> | 2010-10-15 11:22:25 -0700 |
|---|---|---|
| committer | Josh Blum <josh@joshknows.com> | 2010-10-15 11:22:25 -0700 |
| commit | 52229e99c90966c392f8ec74752912e3f00eec1d (patch) | |
| tree | c72cfdb388745c13c73859cd254bb2ae5d7fb804 /host/docs/transport.rst | |
| parent | 39ca8e25fc7f9b3170cb517b72640a62b15d253f (diff) | |
| parent | 26b7de0ac0cd64946582b2d52ab0bb3555156039 (diff) | |
| download | uhd-52229e99c90966c392f8ec74752912e3f00eec1d.tar.gz uhd-52229e99c90966c392f8ec74752912e3f00eec1d.tar.bz2 uhd-52229e99c90966c392f8ec74752912e3f00eec1d.zip | |
Merge branch 'flow_ctrl_with_fpga'
Diffstat (limited to 'host/docs/transport.rst')
| -rw-r--r-- | host/docs/transport.rst | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/host/docs/transport.rst b/host/docs/transport.rst index 432db4bb5..2f730f8e4 100644 --- a/host/docs/transport.rst +++ b/host/docs/transport.rst @@ -40,6 +40,17 @@ The following parameters can be used to alter the transport's default behavior: as the asynchronous send implementation is currently disabled. ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +Flow control parameters +^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +The host-based flow control expects periodic update packets from the device. +These update packets inform the host of the last packet consumed by the device, +which allows the host to determine throttling conditions for the transmission of packets. +The following mechanisms affect the transmission of periodic update packets: + +* **ups_per_fifo:** The number of update packets for each FIFO's worth of bytes sent into the device +* **ups_per_sec:** The number of update packets per second + +^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Resize socket buffers ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ It may be useful increase the size of the socket buffers to |