netdev - Re: [RFC 08/11] Add support for data path

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Message-ID: <20160915072450.GR26069@leon.nu>
Date:   Thu, 15 Sep 2016 10:24:50 +0300
From:   Leon Romanovsky <leon@...nel.org>
To:     Ram Amrani <Ram.Amrani@...gic.com>
Cc:     dledford@...hat.com, davem@...emloft.net, Yuval.Mintz@...gic.com,
        Ariel.Elior@...gic.com, Michal.Kalderon@...gic.com,
        rajesh.borundia@...gic.com, linux-rdma@...r.kernel.org,
        netdev@...r.kernel.org
Subject: Re: [RFC 08/11] Add support for data path

On Mon, Sep 12, 2016 at 07:07:42PM +0300, Ram Amrani wrote:

> +++ b/drivers/infiniband/hw/qedr/qedr_hsi_rdma.h
> @@ -150,6 +150,12 @@ struct rdma_rq_sge {
>  	struct regpair addr;
>  	__le32 length;
>  	__le32 flags;
> +#define RDMA_RQ_SGE_L_KEY_MASK      0x3FFFFFF
> +#define RDMA_RQ_SGE_L_KEY_SHIFT     0
> +#define RDMA_RQ_SGE_NUM_SGES_MASK   0x7
> +#define RDMA_RQ_SGE_NUM_SGES_SHIFT  26
> +#define RDMA_RQ_SGE_RESERVED0_MASK  0x7
> +#define RDMA_RQ_SGE_RESERVED0_SHIFT 29
>  };

It is interesting twist to mix defines and structs together.

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