On Wed, 3 Jul 2019 16:05:34 +0800 Huai-En Tseng <[email protected]> wrote:
> Hi, > > I suppose below three things to understand what difference between flex > filter, fdir, flex payload and how to use them by tracing source code in > testpmd. > > First, while I use flex filter API with rte_eth_dev_filter_ctrl(), > RTE_ETH_FILTER_FLEXIBLE and struct rte_eth_flex_filter on my CX4 and X520 > its not working. > > And I find that in dpdk NIC driver there are only a little NICs like igb NIC > support it, so I assume flex filter does not support most NICs such as i40e, > ixgbe, ixgbevf and mlx5. > > Second, I assume the fdir API is a smaller set which is included the flex > filter API. > > Third, flex payload is kind of flex filter API application. > > Is all my assumption right? > > And is there any full support hardware list? > > Last question, is there any method that I can direct specific packets to > specific receive queue? > > I want to direct pppoe packets to specific receive queue. > > I have tried the raw fdir API but it has limited function in X520, and > testpmd flex filter is not working on my CX4 and X520 too. > > I also find there is a feature DDP in Intel 700 series NICs but it seems only > detects pppoe header but I need to detect ppp header in pppoe header. > > Thanks a lot. Did you know that flex filter and fdir are older API's that were only supported on a few Intel NIC's. Use rte_flow instead.
