On Mon, Jun 07, 2021 at 06:22:08AM +0000, Tian, Kevin wrote:

btw I'm not clear what the netlink interface will finally be, especially 
about whether any generic cmd should be defined cross devices given 
that subdevice management still has large generality. Jason, do you have
an example somewhere which we can take a look regarding to mlx 
netlink design? 

Start here:

https://lore.kernel.org/netdev/20210120090531.49553-1-saeed@kernel.org/ (local)

devlink is some more generic way to control PCI/etc devices as some side
band to their usual uAPI interfaces like netlink/rdma/etc

Jason