> -----Original Message-----
> From: Bing Zhao <bi...@nvidia.com>
> Sent: Friday, September 27, 2024 09:12
> To: Jiawei(Jonny) Wang <jiaw...@nvidia.com>; Suanming Mou
> <suanmi...@nvidia.com>; Xueming Li <xuemi...@nvidia.com>; Slava Ovsiienko
> <viachesl...@nvidia.com>
> Cc: dev@dpdk.org; Raslan Darawsheh <rasl...@nvidia.com>
> Subject: RE: [PATCH] net/mlx5: support no host PF configuration
>
> External email: Use caution opening links or attachments
>
>
> Hi,
>
> > -----Original Message-----
> > From: Jiawei Wang <jiaw...@nvidia.com>
> > Sent: Wednesday, October 11, 2023 2:42 PM
> > To: Suanming Mou <suanmi...@nvidia.com>; Xueming(Steven) Li
> > <xuemi...@nvidia.com>; Slava Ovsiienko <viachesl...@nvidia.com>
> > Cc: dev@dpdk.org; Raslan Darawsheh <rasl...@nvidia.com>
> > Subject: [PATCH] net/mlx5: support no host PF configuration
> >
> > External email: Use caution opening links or attachments
> >
> >
> > From: Xueming Li <xuemi...@nvidia.com>
> >
> > In BlueField, a new firmware configuration option NUM_OF_PF=0 disables
> > PF on the x86 host side, no HPF on the ARM side, and the only RDMA
> > port on the ARM side is the bonding device(PF0). A device probe with
> > devargs of representor=pf[0-1]vf[...] will probe PF0 and PF1 one by
> > one, and it's possible that PF1 device scan results in no switch ports.
> >
> > This patch supports the new configuration by allowing a PF scan with
> > empty switch ports.
> >
> > Signed-off-by: Xueming Li <xuemi...@nvidia.com>
> > Signed-off-by: Jiawei Wang <jiaw...@nvidia.com>
> > ---
> > drivers/net/mlx5/linux/mlx5_os.c | 7 -------
> > 1 file changed, 7 deletions(-)
> >
> > diff --git a/drivers/net/mlx5/linux/mlx5_os.c
> > b/drivers/net/mlx5/linux/mlx5_os.c
> > index d5ef695e6d..75f53ade8e 100644
> > --- a/drivers/net/mlx5/linux/mlx5_os.c
> > +++ b/drivers/net/mlx5/linux/mlx5_os.c
> > @@ -2195,13 +2195,6 @@ mlx5_os_pci_probe_pf(struct
> mlx5_common_device
> > *cdev,
> > list[ns].info.master))
> > ns++;
> > }
> > - if (!ns) {
> > - DRV_LOG(ERR,
> > - "Unable to recognize master/representors
> > on the IB device with multiple ports.");
> > - rte_errno = ENOENT;
> > - ret = -rte_errno;
> > - goto exit;
> > - }
> > } else {
> > /*
> > * The existence of several matching entries (nd > 1)
> > means
> > --
>
> Acked-by: Bing Zhao <bi...@nvidia.com>
>
> Thanks
>
Acked-by: Dariusz Sosnowski <dsosnow...@nvidia.com>
Best regards,
Dariusz Sosnowski
