Re: [PATCH for-next] RDMA/hns: Support congestion control algorithm parameter configuration

[Leon Romanovsky]

On Fri, Mar 08, 2024 at 06:54:43PM +0800, Junxian Huang wrote:
> From: Chengchang Tang <tangchengchang@xxxxxxxxxx>
> 
> hns RoCE supports 4 congestion control algorithms. Each algorihm
> involves multiple parameters. Add port sysfs directory for each
> algorithm to allow modifying their parameters.

Unless Jason changed his position after this rewrite [1], we don't allow
any custom driver sysfs code.

[1] https://lore.kernel.org/all/cover.1623427137.git.leonro@xxxxxxxxxx/

> 
> Signed-off-by: Chengchang Tang <tangchengchang@xxxxxxxxxx>
> Signed-off-by: Junxian Huang <huangjunxian6@xxxxxxxxxxxxx>
> ---
>  drivers/infiniband/hw/hns/Makefile          |   2 +-
>  drivers/infiniband/hw/hns/hns_roce_device.h |  20 ++
>  drivers/infiniband/hw/hns/hns_roce_hw_v2.c  |  59 ++++
>  drivers/infiniband/hw/hns/hns_roce_hw_v2.h  | 132 ++++++++
>  drivers/infiniband/hw/hns/hns_roce_main.c   |   3 +
>  drivers/infiniband/hw/hns/hns_roce_sysfs.c  | 346 ++++++++++++++++++++
>  6 files changed, 561 insertions(+), 1 deletion(-)
>  create mode 100644 drivers/infiniband/hw/hns/hns_roce_sysfs.c

Thanks