From patchwork Thu Nov 21 18:12:38 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Leon Romanovsky X-Patchwork-Id: 11256709 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 9F52014DB for ; Thu, 21 Nov 2019 18:14:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7F1E92068E for ; Thu, 21 Nov 2019 18:14:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574360042; bh=9icpP2GmvywMi1B8SYB2zv0CaDqXBJb5lRpnpnogMAM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=jis/BEqoNF6revksVyc9+ylc7EX2j3rlfnS9Jpw10QbYkzge43pn1rv5R3CaKykaG PnDZfN4K5++h07APKiFS4UXkjLaz9+ofibf33ez0blNn8hgtMXjGMLzOL1sDt15RDs 5UATHvuOPRcb+96xHWXWx9R+U0pRu243J4vyWSAQ= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726905AbfKUSOB (ORCPT ); Thu, 21 Nov 2019 13:14:01 -0500 Received: from mail.kernel.org ([198.145.29.99]:52518 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726279AbfKUSOB (ORCPT ); Thu, 21 Nov 2019 13:14:01 -0500 Received: from localhost (unknown [5.29.147.182]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id C1E782068F; Thu, 21 Nov 2019 18:13:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574360040; bh=9icpP2GmvywMi1B8SYB2zv0CaDqXBJb5lRpnpnogMAM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=STKFnRhY3RVKYe3LeotXYOIfHZZ5ZdGBrY8hXwpwZc5RJv+7mWdx2v8mSbyZ4mCrM 7n04imz1AfG8O/gqamPV5Mdhy3d+fUV+iYqnwaeRE0YE3MfZ/7vM+ZIzjFIKDFpZ2R bbfjnO/lBs+5iC0ADGWCSdRl0AmlFcqiMgtoaMKw= From: Leon Romanovsky To: Doug Ledford , Jason Gunthorpe Cc: Leon Romanovsky , RDMA mailing list , Bart Van Assche , Sean Hefty Subject: [PATCH rdma-next v1 13/48] RDMA/cm: Alternate Path Response (APR) message definitions Date: Thu, 21 Nov 2019 20:12:38 +0200 Message-Id: <20191121181313.129430-14-leon@kernel.org> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191121181313.129430-1-leon@kernel.org> References: <20191121181313.129430-1-leon@kernel.org> MIME-Version: 1.0 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org From: Leon Romanovsky Add APR definitions as it is written in IBTA release 1.3 volume 1. Signed-off-by: Leon Romanovsky --- drivers/infiniband/core/cm.c | 6 +++--- drivers/infiniband/core/cm_msgs.h | 4 ++-- include/rdma/ib_cm.h | 1 - include/rdma/ibta_vol1_c12.h | 11 +++++++++++ 4 files changed, 16 insertions(+), 6 deletions(-) diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index 002904c03554..275603c56581 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -3323,8 +3323,8 @@ int ib_send_cm_apr(struct ib_cm_id *cm_id, unsigned long flags; int ret; - if ((private_data && private_data_len > IB_CM_APR_PRIVATE_DATA_SIZE) || - (info && info_length > IB_CM_APR_INFO_LENGTH)) + if ((private_data && private_data_len > CM_APR_PRIVATE_DATA_SIZE) || + (info && info_length > CM_APR_ADDITIONAL_INFORMATION_SIZE)) return -EINVAL; cm_id_priv = container_of(cm_id, struct cm_id_private, id); @@ -3378,7 +3378,7 @@ static int cm_apr_handler(struct cm_work *work) work->cm_event.param.apr_rcvd.apr_info = &apr_msg->info; work->cm_event.param.apr_rcvd.info_len = apr_msg->info_length; work->cm_event.private_data = &apr_msg->private_data; - work->cm_event.private_data_len = IB_CM_APR_PRIVATE_DATA_SIZE; + work->cm_event.private_data_len = CM_APR_PRIVATE_DATA_SIZE; spin_lock_irq(&cm_id_priv->lock); if (cm_id_priv->id.state != IB_CM_ESTABLISHED || diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h index 6c94d083c996..1ca2378bbf0d 100644 --- a/drivers/infiniband/core/cm_msgs.h +++ b/drivers/infiniband/core/cm_msgs.h @@ -751,9 +751,9 @@ struct cm_apr_msg { u8 info_length; u8 ap_status; __be16 rsvd; - u8 info[IB_CM_APR_INFO_LENGTH]; + u8 info[CM_APR_ADDITIONAL_INFORMATION_SIZE]; - u8 private_data[IB_CM_APR_PRIVATE_DATA_SIZE]; + u8 private_data[CM_APR_PRIVATE_DATA_SIZE]; } __packed; struct cm_sidr_req_msg { diff --git a/include/rdma/ib_cm.h b/include/rdma/ib_cm.h index 08d3217bdaf1..18a3e2ee0758 100644 --- a/include/rdma/ib_cm.h +++ b/include/rdma/ib_cm.h @@ -65,7 +65,6 @@ enum ib_cm_event_type { }; enum ib_cm_data_size { - IB_CM_APR_PRIVATE_DATA_SIZE = 148, IB_CM_APR_INFO_LENGTH = 72, IB_CM_SIDR_REQ_PRIVATE_DATA_SIZE = 216, IB_CM_SIDR_REP_PRIVATE_DATA_SIZE = 136, diff --git a/include/rdma/ibta_vol1_c12.h b/include/rdma/ibta_vol1_c12.h index 17b730f4cdae..0b7a4023016b 100644 --- a/include/rdma/ibta_vol1_c12.h +++ b/include/rdma/ibta_vol1_c12.h @@ -168,4 +168,15 @@ #define CM_LAP_PRIVATE_DATA CM_FIELD_MLOC(struct cm_lap_msg, 64, 1344) #define CM_LAP_PRIVATE_DATA_SIZE 168 +/* Table 116 APR Message Contents */ +#define CM_APR_LOCAL_COMM_ID CM_FIELD32_LOC(struct cm_apr_msg, 0, 32) +#define CM_APR_REMOTE_COMM_ID CM_FIELD32_LOC(struct cm_apr_msg, 4, 32) +#define CM_APR_ADDITIONAL_INFORMATION_LENGTH \ + CM_FIELD8_LOC(struct cm_apr_msg, 8, 8) +#define CM_APR_AR_STATUS CM_FIELD8_LOC(struct cm_apr_msg, 9, 8) +#define CM_APR_ADDITIONAL_INFORMATION CM_FIELD_MLOC(struct cm_apr_msg, 12, 576) +#define CM_APR_ADDITIONAL_INFORMATION_SIZE 72 +#define CM_APR_PRIVATE_DATA CM_FIELD_MLOC(struct cm_apr_msg, 84, 1184) +#define CM_APR_PRIVATE_DATA_SIZE 148 + #endif /* _IBTA_VOL1_C12_H_ */