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| author | Josh Blum <josh@joshknows.com> | 2010-10-13 14:28:52 -0700 |
|---|---|---|
| committer | Josh Blum <josh@joshknows.com> | 2010-10-13 14:28:52 -0700 |
| commit | c6042a0b317a6f74d2b74b259f14431f5c8246d4 (patch) | |
| tree | 3297836dc8ebeb52f9882e01f1d4abc922d436ee /host/docs/transport.rst | |
| parent | 4dfb7b8cabef3097f822ac52f346cd6021cb35da (diff) | |
| download | uhd-c6042a0b317a6f74d2b74b259f14431f5c8246d4.tar.gz uhd-c6042a0b317a6f74d2b74b259f14431f5c8246d4.tar.bz2 uhd-c6042a0b317a6f74d2b74b259f14431f5c8246d4.zip | |
usrp2: added docs on flow control ricer args and using usrp2 with a switch
implemented flow control param hints in the mboard impl
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 |