netdev - Re: [rdma 14/16] RDMA/irdma: Add ABI definitions

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Message-ID: <20190704074021.GH4727@mtr-leonro.mtl.com>
Date:   Thu, 4 Jul 2019 10:40:21 +0300
From:   Leon Romanovsky <leon@...nel.org>
To:     Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Cc:     dledford@...hat.com, jgg@...lanox.com, davem@...emloft.net,
        Mustafa Ismail <mustafa.ismail@...el.com>,
        linux-rdma@...r.kernel.org, netdev@...r.kernel.org,
        nhorman@...hat.com, sassmann@...hat.com, poswald@...e.com,
        david.m.ertman@...el.com, Shiraz Saleem <shiraz.saleem@...el.com>
Subject: Re: [rdma 14/16] RDMA/irdma: Add ABI definitions

On Wed, Jul 03, 2019 at 07:12:57PM -0700, Jeff Kirsher wrote:
> From: Mustafa Ismail <mustafa.ismail@...el.com>
>
> Add ABI definitions for irdma.
>
> Signed-off-by: Mustafa Ismail <mustafa.ismail@...el.com>
> Signed-off-by: Shiraz Saleem <shiraz.saleem@...el.com>
> ---
>  include/uapi/rdma/irdma-abi.h | 130 ++++++++++++++++++++++++++++++++++
>  1 file changed, 130 insertions(+)
>  create mode 100644 include/uapi/rdma/irdma-abi.h
>
> diff --git a/include/uapi/rdma/irdma-abi.h b/include/uapi/rdma/irdma-abi.h
> new file mode 100644
> index 000000000000..bdfbda4c829e
> --- /dev/null
> +++ b/include/uapi/rdma/irdma-abi.h
> @@ -0,0 +1,130 @@
> +/* SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause */
> +/* Copyright (c) 2006 - 2019 Intel Corporation.  All rights reserved.
> + * Copyright (c) 2005 Topspin Communications.  All rights reserved.
> + * Copyright (c) 2005 Cisco Systems.  All rights reserved.
> + * Copyright (c) 2005 Open Grid Computing, Inc. All rights reserved.
> + */
> +
> +#ifndef IRDMA_ABI_H
> +#define IRDMA_ABI_H
> +
> +#include <linux/types.h>
> +
> +/* irdma must support legacy GEN_1 i40iw kernel
> + * and user-space whose last ABI ver is 5
> + */
> +#define IRDMA_ABI_VER 6

Can you please elaborate about it more?
There is no irdma code in RDMA yet, so it makes me wonder why new define
shouldn't start from 1.

Thanks