On Wed, Feb 05, 2025 at 03:43:30PM +0100, Thomas Monjalon wrote: > 05/02/2025 15:37, Renyong Wan: > > On 2025/2/5 19:44, Thomas Monjalon wrote: > > > 28/01/2025 15:46, Renyong Wan: > > >> XSC PMD is designed to support both VFIO and private kernel drivers. > > > What's the benefit of private kernel drivers? Why are they private? > > > > Hello Thomas, > > > > Thanks for your review. > > > > It can support the bifurcation model without unbinding the kernel > > driver, by utilizing our private kernel driver in conjunction with > > rdma-core. Currently, our kernel driver is not open-source, so it is > > considered a private kernel driver. This patch series only supports the > > VFIO driver. Our kernel driver is currently in the process of being > > open-sourced on kernel.org, and once it is available there, we also > > plan to submit the code that supports our kernel driver to DPDK. > > OK that's interesting, thank you. > > I think it would be the first DPDK driver to support both VFIO or > bifurcated model. >
Not quite the first, but possibly the first net driver? :-). The idxd dmadev driver supports both. It can be used either with VFIO or the kernel idxd driver. /Bruce
