netdev - Re: [Open-FCoE] [PATCH RFC 5/5] qedf: Add FIP request handling

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Date:   Wed, 28 Dec 2016 10:11:55 +0100
From:   Hannes Reinecke <hare@...e.de>
To:     "Dupuis, Chad" <chad.dupuis@...ium.com>, martin.petersen@...cle.com
Cc:     fcoe-devel@...n-fcoe.org, netdev@...r.kernel.org,
        QLogic-Storage-Upstream@...ium.com, linux-scsi@...r.kernel.org,
        yuval.mintz@...ium.com
Subject: Re: [Open-FCoE] [PATCH RFC 5/5] qedf: Add FIP request handling

On 12/23/2016 08:17 PM, Dupuis, Chad wrote:
> From: "Dupuis, Chad" <chad.dupuis@...ium.com>
> 
> This patch adds handling for FIP requests and responses that are handled by
> the driver itself and not by libfcoe.
> 
> Signed-off-by: Nilesh Javali <nilesh.javali@...ium.com>
> Signed-off-by: Manish Rangankar <manish.rangankar@...ium.com>
> Signed-off-by: Saurav Kashyap <saurav.kashyap@...ium.com>
> Signed-off-by: Chad Dupuis <chad.dupuis@...ium.com>
> ---
>  drivers/scsi/qedf/qedf_fip.c | 267 +++++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 267 insertions(+)
>  create mode 100644 drivers/scsi/qedf/qedf_fip.c
> 
> diff --git a/drivers/scsi/qedf/qedf_fip.c b/drivers/scsi/qedf/qedf_fip.c
> new file mode 100644
> index 0000000..4f185c6
> --- /dev/null
> +++ b/drivers/scsi/qedf/qedf_fip.c
> @@ -0,0 +1,267 @@
> +/*
> + *  QLogic FCoE Offload Driver
> + *  Copyright (c) 2016 Cavium Inc.
> + *
> + *  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.
> + */
> +#include <linux/if_ether.h>
> +#include <linux/if_vlan.h>
> +#include "qedf.h"
> +
> +extern const struct qed_fcoe_ops *qed_ops;
> +/*
> + * FIP VLAN functions that will eventually move to libfcoe.
> + */
> +
> +void qedf_fcoe_send_vlan_req(struct qedf_ctx *qedf)
> +{
> +	struct sk_buff *skb;
> +	char *eth_fr;
> +	int fr_len;
> +	struct fip_vlan *vlan;
> +#define MY_FIP_ALL_FCF_MACS        ((__u8[6]) { 1, 0x10, 0x18, 1, 0, 2 })
> +	static u8 my_fcoe_all_fcfs[ETH_ALEN] = MY_FIP_ALL_FCF_MACS;

Do you support VN2VN, too?

Cheers,

Hannes
-- 
Dr. Hannes Reinecke		      zSeries & Storage
hare@...e.de			      +49 911 74053 688
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: J. Hawn, J. Guild, F. Imendörffer, HRB 16746 (AG Nürnberg)