> -----Original Message----- > From: Jes Sorensen [mailto:jsorensen@xxxxxx] > > On 05/26/2017 04:29 AM, Saeed Mahameed wrote: > > On Thu, May 25, 2017 at 11:48 PM, Jes Sorensen <jsorensen@xxxxxx> wrote: > >> On 05/25/2017 06:40 AM, Saeed Mahameed wrote: > > Hi Jes, > > > > No, It is clearly stated in the commit message : > > > > "The FPGA is a bump-on-the-wire and thus affects operation of > > the mlx5_core driver on the ConnectX ASIC." > > > > Which means mlx5 FPGA user can only write logic which affects only > > packets going in/out > > A ConnectX chip - so it is only network stuff -. > > > >> We have this with other devices in the kernel where a primary device > driver > >> provides an interface for an additional sub-driver to access another > device > >> behind it. Like bt-coexist in some of the wifi drivers allowing access > to a > >> bluetooth device behind it. > > > > Blutooth over wifi or vise versa is a very good example to what you > > are requesting. > > But, it doesn't fit to what we are trying to do here. mlx5 FGPA is a > > ConnectX card feature, not a new protocol. > > In that case it would need to be an optional module that can be enabled > or disabled at build time. Jes, It is already modular like that. See CONFIG_MLX5_FPGA. Ilan. > > Cheers, > Jes > ��.n��������+%������w��{.n�����{���fk��ܨ}���Ơz�j:+v�����w����ޙ��&�)ߡ�a����z�ޗ���ݢj��w�f