05/08/2019 11:26, Rasesh Mody: > Hi Thomas, > > >From: Thomas Monjalon <tho...@monjalon.net> > >Sent: Wednesday, July 31, 2019 1:31 AM > > > >31/07/2019 10:02, Rasesh Mody: > >> Add and update co-existence considerations for qede PMD > >> > >> Signed-off-by: Rasesh Mody <rm...@marvell.com> > >> --- > >> doc/guides/nics/qede.rst | 21 +++++++++++++++++++-- > >> 1 file changed, 19 insertions(+), 2 deletions(-) > >> > >> +- Linux kernel drivers and qede PMD can’t be mixed on a given FastLinQ > >> + QL4xxx adapter. This type of coexistence is unsupported. A given > >> + adapter needs to be completely used by DPDK or Linux drivers, when > >> + SR-IOV is not enabled. Before binging DPDK driver to one or more > >> + devices on the adapter, please make sure to unbind Linux drivers from > >> + all devices of the adapter. If there are multiple adapters on the > >> + system, one or more adapter can be used by DPDK driver and other > >> + adapters can be used by Linux drivers. > >> + > >> +- When SR-IOV is enabled, Linux native kernel driver (qede) can be bound > >> + to the PFs of a given adapter and either DPDK or Linux drivers can be > >> + bound to the VFs of the adapter. > > > >This part is not specific to qede, but related to UIO/VFIO behaviour. > >I think we already have this kind of explanation in the Linux guide. > >If not, please update it and add a reference link from here. > > I've sent updated v2 version of co-existence consideration for Qlogic > adapters. These considerations are specific to qede PMD. Usage of DPDK and > QLogic Linux drivers across multiple PFs on the same adapter is not possible > and unique for our architecture. We do not want to add notes regarding > UIO/VFIO behavior here as its common to others as well.
OK, looks good.
