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From: Leon Romanovsky <leon@kernel.org>
To: Junxian Huang <huangjunxian6@hisilicon.com>
Cc: jgg@ziepe.ca, linux-rdma@vger.kernel.org, linuxarm@huawei.com,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH for-next] RDMA/hns: Support DSCP
Date: Mon, 1 Apr 2024 14:48:53 +0300	[thread overview]
Message-ID: <20240401114853.GA73174@unreal> (raw)
In-Reply-To: <20240315093551.1650088-1-huangjunxian6@hisilicon.com>

On Fri, Mar 15, 2024 at 05:35:51PM +0800, Junxian Huang wrote:
> Add support for DSCP configuration. For DSCP, get dscp-prio mapping
> via hns3 nic driver api .get_dscp_prio() and fill the SL (in WQE for
> UD or in QPC for RC) with the priority value. The prio-tc mapping is
> configured to HW by hns3 nic driver. HW will select a corresponding
> TC according to SL and the prio-tc mapping.
> 
> Signed-off-by: Junxian Huang <huangjunxian6@hisilicon.com>
> ---
>  drivers/infiniband/hw/hns/hns_roce_ah.c     | 32 +++++---
>  drivers/infiniband/hw/hns/hns_roce_device.h |  6 ++
>  drivers/infiniband/hw/hns/hns_roce_hw_v2.c  | 86 ++++++++++++++++-----
>  drivers/infiniband/hw/hns/hns_roce_qp.c     | 13 ++++
>  include/uapi/rdma/hns-abi.h                 |  9 ++-
>  5 files changed, 117 insertions(+), 29 deletions(-)

1. What is TC mode?
2. Did you post rdma-core PR?

Thanks

  reply	other threads:[~2024-04-01 11:48 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-15  9:35 [PATCH for-next] RDMA/hns: Support DSCP Junxian Huang
2024-04-01 11:48 ` Leon Romanovsky [this message]
2024-04-01 13:25   ` Junxian Huang
2024-04-01 18:12     ` Leon Romanovsky
2024-04-02  2:55       ` Junxian Huang
2024-04-08 11:28 ` Leon Romanovsky

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