f2b7e78dbc
The T4 architecture is capable of filtering ingress packets at line rate using the rule in TCAM. If packet hits a rule in the TCAM then it can be either dropped or passed to the receive queues based on a rule settings. This patch adds framework for managing filters and to use T4's filter capabilities. It constructs a Firmware Filter Work Request which writes the filter at a specified index to get the work done. It hosts shadow copy of ingress filter entry to check field size limitations and save memory in the case where the filter table is large. Signed-off-by: Vipul Pandya <vipul@chelsio.com> Signed-off-by: Roland Dreier <roland@purestorage.com> |
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cxgb | ||
cxgb3 | ||
cxgb4 | ||
cxgb4vf | ||
Kconfig | ||
Makefile |