From patchwork Tue Apr 11 17:42:22 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dasaratharaman Chandramouli X-Patchwork-Id: 9675855 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 2747760384 for ; Tue, 11 Apr 2017 17:42:47 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 20E0428538 for ; Tue, 11 Apr 2017 17:42:47 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 15D9428597; Tue, 11 Apr 2017 17:42:47 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id AD93B28598 for ; Tue, 11 Apr 2017 17:42:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752755AbdDKRmo (ORCPT ); Tue, 11 Apr 2017 13:42:44 -0400 Received: from mga06.intel.com ([134.134.136.31]:42595 "EHLO mga06.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751824AbdDKRmk (ORCPT ); Tue, 11 Apr 2017 13:42:40 -0400 Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga104.jf.intel.com with ESMTP; 11 Apr 2017 10:42:34 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.37,186,1488873600"; d="scan'208";a="844637344" Received: from phwtpriv01.ph.intel.com ([10.228.208.76]) by FMSMGA003.fm.intel.com with ESMTP; 11 Apr 2017 10:42:34 -0700 From: Dasaratharaman Chandramouli To: linux-rdma Cc: Jason Gunthorpe , "Hefty, Sean" Subject: [PATCH rdma-next 15/18] IB/core: Add accessor functions for rdma_ah_attr fields Date: Tue, 11 Apr 2017 13:42:22 -0400 Message-Id: <1491932545-60894-16-git-send-email-dasaratharaman.chandramouli@intel.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1491932545-60894-1-git-send-email-dasaratharaman.chandramouli@intel.com> References: <1491932545-60894-1-git-send-email-dasaratharaman.chandramouli@intel.com> Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP These accessor functions are supposed to be used to get and set individual fields of struct rdma_ah_attr Reviewed-by: Ira Weiny Reviewed-by: Don Hiatt Reviewed-by: Sean Hefty Signed-off-by: Dasaratharaman Chandramouli --- include/rdma/ib_verbs.h | 121 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 121 insertions(+) diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 4670dad..c1f179d 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -3408,4 +3408,125 @@ int ib_sg_to_pages(struct ib_mr *mr, struct scatterlist *sgl, int sg_nents, int ib_resolve_eth_dmac(struct ib_device *device, struct rdma_ah_attr *ah_attr); + +static inline u8 *rdma_ah_retrieve_dmac(struct rdma_ah_attr *attr) +{ + return attr->dmac; +} + +static inline void rdma_ah_set_dlid(struct rdma_ah_attr *attr, u32 dlid) +{ + attr->dlid = (u16)dlid; +} + +static inline u32 rdma_ah_get_dlid(const struct rdma_ah_attr *attr) +{ + return attr->dlid; +} + +static inline void rdma_ah_set_sl(struct rdma_ah_attr *attr, u8 sl) +{ + attr->sl = sl; +} + +static inline u8 rdma_ah_get_sl(const struct rdma_ah_attr *attr) +{ + return attr->sl; +} + +static inline void rdma_ah_set_path_bits(struct rdma_ah_attr *attr, + u8 src_path_bits) +{ + attr->src_path_bits = src_path_bits; +} + +static inline u8 rdma_ah_get_path_bits(const struct rdma_ah_attr *attr) +{ + return attr->src_path_bits; +} + +static inline void rdma_ah_set_port_num(struct rdma_ah_attr *attr, u8 port_num) +{ + attr->port_num = port_num; +} + +static inline u8 rdma_ah_get_port_num(const struct rdma_ah_attr *attr) +{ + return attr->port_num; +} + +static inline void rdma_ah_set_static_rate(struct rdma_ah_attr *attr, + u8 static_rate) +{ + attr->static_rate = static_rate; +} + +static inline u8 rdma_ah_get_static_rate(const struct rdma_ah_attr *attr) +{ + return attr->static_rate; +} + +static inline void rdma_ah_set_ah_flags(struct rdma_ah_attr *attr, + enum ib_ah_flags flag) +{ + attr->ah_flags = flag; +} + +static inline enum ib_ah_flags + rdma_ah_get_ah_flags(const struct rdma_ah_attr *attr) +{ + return attr->ah_flags; +} + +static inline const struct ib_global_route + *rdma_ah_read_grh(const struct rdma_ah_attr *attr) +{ + return &attr->grh; +} + +/*To retrieve and modify the grh */ +static inline struct ib_global_route + *rdma_ah_retrieve_grh(struct rdma_ah_attr *attr) +{ + return &attr->grh; +} + +static inline void rdma_ah_set_dgid_raw(struct rdma_ah_attr *attr, void *dgid) +{ + struct ib_global_route *grh = rdma_ah_retrieve_grh(attr); + + memcpy(grh->dgid.raw, dgid, sizeof(grh->dgid)); +} + +static inline void rdma_ah_set_subnet_prefix(struct rdma_ah_attr *attr, + __be64 prefix) +{ + struct ib_global_route *grh = rdma_ah_retrieve_grh(attr); + + grh->dgid.global.subnet_prefix = prefix; +} + +static inline void rdma_ah_set_interface_id(struct rdma_ah_attr *attr, + __be64 if_id) +{ + struct ib_global_route *grh = rdma_ah_retrieve_grh(attr); + + grh->dgid.global.interface_id = if_id; +} + +static inline void rdma_ah_set_grh(struct rdma_ah_attr *attr, + union ib_gid *dgid, u32 flow_label, + u8 sgid_index, u8 hop_limit, + u8 traffic_class) +{ + struct ib_global_route *grh = rdma_ah_retrieve_grh(attr); + + attr->ah_flags = IB_AH_GRH; + if (dgid) + grh->dgid = *dgid; + grh->flow_label = flow_label; + grh->sgid_index = sgid_index; + grh->hop_limit = hop_limit; + grh->traffic_class = traffic_class; +} #endif /* IB_VERBS_H */