From patchwork Thu Feb 19 19:50:14 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yi Zou X-Patchwork-Id: 23454 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.176.167]) by ozlabs.org (Postfix) with ESMTP id 04607DDE1A for ; Fri, 20 Feb 2009 07:57:40 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755218AbZBSU5Z (ORCPT ); Thu, 19 Feb 2009 15:57:25 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755307AbZBSU5X (ORCPT ); Thu, 19 Feb 2009 15:57:23 -0500 Received: from mga01.intel.com ([192.55.52.88]:34251 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755012AbZBSU5W (ORCPT ); Thu, 19 Feb 2009 15:57:22 -0500 Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga101.fm.intel.com with ESMTP; 19 Feb 2009 12:51:01 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.38,236,1233561600"; d="scan'208";a="666960142" Received: from zychengdu.jf.intel.com ([10.23.35.64]) by fmsmga001.fm.intel.com with ESMTP; 19 Feb 2009 13:01:15 -0800 From: Yi Zou Subject: [PATCH 5/7] fcoe: add support to net_fcoe_ops in fcoe_sw To: linux-scsi@vger.kernel.org, netdev@vger.kernel.org Date: Thu, 19 Feb 2009 12:50:14 -0700 Message-ID: <20090219195014.22270.66568.stgit.yi.zou@intel.com> In-Reply-To: <20090219194734.22270.8445.stgit@zychengdu.jf.intel.com> References: <20090219194734.22270.8445.stgit@zychengdu.jf.intel.com> User-Agent: StGIT/0.14.2 MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org This adds implementation of ddp_setup()/ddp_done() in fcoe_sw for its fcoe_sw_libfc_fcn_templ. Signed-off-by: Yi Zou --- drivers/scsi/fcoe/fcoe_sw.c | 37 +++++++++++++++++++++++++++++++++++++ 1 files changed, 37 insertions(+), 0 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/drivers/scsi/fcoe/fcoe_sw.c b/drivers/scsi/fcoe/fcoe_sw.c index 7632d7e..57f7a51 100644 --- a/drivers/scsi/fcoe/fcoe_sw.c +++ b/drivers/scsi/fcoe/fcoe_sw.c @@ -373,8 +373,45 @@ static int fcoe_sw_destroy(struct net_device *netdev) return 0; } +/* + * fcoe_sw_ddp_setup - calls LLD's ddp_setup through net_device + * @lp: the corresponding fc_lport + * @xid: the exchange id for this ddp transfer + * @sgl: the scatterlist describing this transfer + * @sgc: number of sg items + * + * Returns : 0 no ddp + */ +static int fcoe_sw_ddp_setup(struct fc_lport *lp, u16 xid, + struct scatterlist *sgl, unsigned int sgc) +{ + struct net_device *ndev = fcoe_netdev(lp); + + if (ndev->fcoe_ops && ndev->fcoe_ops->ddp_setup) + return ndev->fcoe_ops->ddp_setup(ndev, xid, sgl, sgc); + return 0; +} + +/* + * fcoe_sw_ddp_done - calls LLD's ddp_done through net_device + * @lp: the corresponding fc_lport + * @xid: the exchange id for this ddp transfer + * + * Returns : the length of data that have been completed by ddp + */ +static int fcoe_sw_ddp_done(struct fc_lport *lp, u16 xid) +{ + struct net_device *ndev = fcoe_netdev(lp); + + if (ndev->fcoe_ops && ndev->fcoe_ops->ddp_done) + return ndev->fcoe_ops->ddp_done(ndev, xid); + return 0; +} + static struct libfc_function_template fcoe_sw_libfc_fcn_templ = { .frame_send = fcoe_xmit, + .ddp_setup = fcoe_sw_ddp_setup, + .ddp_done = fcoe_sw_ddp_done, }; /**