[dpdk-dev] [PATCH v2 13/13] vdpa/mlx5: disable ROCE
Maxime Coquelin
maxime.coquelin at redhat.com
Fri Jan 31 17:42:01 CET 2020
On 1/29/20 11:09 AM, Matan Azrad wrote:
> In order to support virtio queue creation by the FW, ROCE mode
> should be disabled in the device.
>
> Do it by netlink which is like the devlink tool commands:
> 1. devlink dev param set pci/[pci] name enable_roce value false
> cmode driverinit
> 2. devlink dev reload pci/[pci]
> Or by sysfs which is like:
> echo 0 > /sys/bus/pci/devices/[pci]/roce_enable
>
> The IB device is matched again after ROCE disabling.
>
> Signed-off-by: Matan Azrad <matan at mellanox.com>
> Acked-by: Viacheslav Ovsiienko <viacheslavo at mellanox.com>
> ---
> drivers/vdpa/mlx5/Makefile | 2 +-
> drivers/vdpa/mlx5/meson.build | 2 +-
> drivers/vdpa/mlx5/mlx5_vdpa.c | 192 ++++++++++++++++++++++++++++++++++--------
> 3 files changed, 161 insertions(+), 35 deletions(-)
>
Acked-by: Maxime Coquelin <maxime.coquelin at redhat.com>
Thanks,
Maxime
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