netdev - Re: [RFC v2 04/12] qedr: Add support for user context verbs

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Date:   Tue, 20 Sep 2016 19:45:56 +0300
From:   Leon Romanovsky <leon@...nel.org>
To:     Ram Amrani <Ram.Amrani@...ium.com>
Cc:     davem@...emloft.net, dledford@...hat.com, Ariel.Elior@...ium.com,
        Michal.Kalderon@...ium.com, Yuval.Mintz@...ium.com,
        rajesh.borundia@...ium.com, linux-rdma@...r.kernel.org,
        netdev@...r.kernel.org
Subject: Re: [RFC v2 04/12] qedr: Add support for user context verbs

On Tue, Sep 20, 2016 at 01:35:56PM +0300, Ram Amrani wrote:
> From: Ram amrani <Ram.Amrani@...ium.com>
>
> Add support for ucontext, query port, add and del gid verbs.
>
> Signed-off-by: Rajesh Borundia <rajesh.borundia@...ium.com>
> Signed-off-by: Ram Amrani <Ram.Amrani@...ium.com>
> ---

<...>

> +++ b/drivers/infiniband/hw/qedr/verbs.c
> @@ -0,0 +1,417 @@
> +/* QLogic qed NIC Driver
> + * Copyright (c) 2015 QLogic Corporation
> + *
> + * This software is available under the terms of the GNU General Public License
> + * (GPL) Version 2, available from the file COPYING in the main directory of
> + * this source tree.
> + */

<...>

> --- /dev/null
> +++ b/drivers/infiniband/hw/qedr/verbs.h
> @@ -0,0 +1,26 @@
> +/* QLogic qed NIC Driver
> + * Copyright (c) 2015 QLogic Corporation
> + *
> + * This software is available under the terms of the GNU General Public License
> + * (GPL) Version 2, available from the file COPYING in the main directory of
> + * this source tree.
> + */

<...>

> +++ b/include/uapi/rdma/providers/qedr-abi.h
> @@ -0,0 +1,27 @@
> +/* QLogic qed NIC Driver
> + * Copyright (c) 2015 QLogic Corporation
> + *
> + * This software is available under the terms of the GNU General Public License
> + * (GPL) Version 2, available from the file COPYING in the main directory of
> + * this source tree.
> + */

Are you sure that you want GPL-only license?


> +#ifndef __QEDR_USER_H__
> +#define __QEDR_USER_H__
> +
> +#define QEDR_ABI_VERSION		(6)

Is it possible to start new file with new driver from ABI version 1 and
not 6?

> +
> +/* user kernel communication data structures. */
> +
> +struct qedr_alloc_ucontext_resp {
> +	u64 db_pa;
> +	u32 db_size;
> +
> +	u32 max_send_wr;
> +	u32 max_recv_wr;
> +	u32 max_srq_wr;
> +	u32 sges_per_send_wr;
> +	u32 sges_per_recv_wr;
> +	u32 sges_per_srq_wr;
> +	int max_cqes;
> +};
> +#endif /* __QEDR_USER_H__ */
> --
> 1.8.3.1
>
> --
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