From patchwork Mon Dec 28 21:03:35 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dennis Dalessandro X-Patchwork-Id: 7927111 Return-Path: X-Original-To: patchwork-linux-rdma@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id C141D9F387 for ; Mon, 28 Dec 2015 21:03:40 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id E5F82201E4 for ; Mon, 28 Dec 2015 21:03:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DF70B201C8 for ; Mon, 28 Dec 2015 21:03:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752708AbbL1VDi (ORCPT ); Mon, 28 Dec 2015 16:03:38 -0500 Received: from mga01.intel.com ([192.55.52.88]:12731 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752703AbbL1VDh (ORCPT ); Mon, 28 Dec 2015 16:03:37 -0500 Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga101.fm.intel.com with ESMTP; 28 Dec 2015 13:03:37 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.20,492,1444719600"; d="scan'208";a="849726420" Received: from scymds01.sc.intel.com ([10.82.194.37]) by orsmga001.jf.intel.com with ESMTP; 28 Dec 2015 13:03:37 -0800 Received: from scvm10.sc.intel.com (scvm10.sc.intel.com [10.82.195.27]) by scymds01.sc.intel.com with ESMTP id tBSL3ZrU016833; Mon, 28 Dec 2015 13:03:35 -0800 Received: from scvm10.sc.intel.com (localhost [127.0.0.1]) by scvm10.sc.intel.com with ESMTP id tBSL3Zbi000582; Mon, 28 Dec 2015 13:03:35 -0800 Subject: [PATCH v2 06/36] IB/rdmavt: Add query and modify device stubs To: dledford@redhat.com From: Dennis Dalessandro Cc: linux-rdma@vger.kernel.org, Mike Marciniszyn , Ira Weiny Date: Mon, 28 Dec 2015 13:03:35 -0800 Message-ID: <20151228210251.29850.4148.stgit@scvm10.sc.intel.com> In-Reply-To: <20151228205612.29850.7328.stgit@scvm10.sc.intel.com> References: <20151228205612.29850.7328.stgit@scvm10.sc.intel.com> User-Agent: StGit/0.16 MIME-Version: 1.0 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Adds the stubs which will handle the query and modify device functions. At this time the only intention is to support changing the node desc and the guid via these calls. Reviewed-by: Mike Marciniszyn Reviewed-by: Ira Weiny Signed-off-by: Dennis Dalessandro --- Changes since v1: Change stubs to return EOPNOTSUPP drivers/infiniband/sw/rdmavt/vt.c | 31 +++++++++++++++++++++++++++++++ 1 files changed, 31 insertions(+), 0 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" 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/infiniband/sw/rdmavt/vt.c b/drivers/infiniband/sw/rdmavt/vt.c index 8bd25c3..db14646 100644 --- a/drivers/infiniband/sw/rdmavt/vt.c +++ b/drivers/infiniband/sw/rdmavt/vt.c @@ -64,6 +64,33 @@ static void rvt_cleanup(void) } module_exit(rvt_cleanup); +static int rvt_query_device(struct ib_device *ibdev, + struct ib_device_attr *props, + struct ib_udata *uhw) +{ + /* + * Return rvt_dev_info.props contents + */ + return -EOPNOTSUPP; +} + +static int rvt_modify_device(struct ib_device *device, + int device_modify_mask, + struct ib_device_modify *device_modify) +{ + /* + * Change dev props. Planned support is for node desc change and sys + * guid change only. This matches hfi1 and qib behavior. Other drivers + * that support existing modifications will need to add their support. + */ + + /* + * VT-DRIVER-API: node_desc_change() + * VT-DRIVER-API: sys_guid_change() + */ + return -EOPNOTSUPP; +} + /* * Check driver override. If driver passes a value use it, otherwise we use our * own value. @@ -76,6 +103,10 @@ int rvt_register_device(struct rvt_dev_info *rdi) if (!rdi) return -EINVAL; + /* Dev Ops */ + CHECK_DRIVER_OVERRIDE(rdi, query_device); + CHECK_DRIVER_OVERRIDE(rdi, modify_device); + /* DMA Operations */ rdi->ibdev.dma_ops = rdi->ibdev.dma_ops ? : &rvt_default_dma_mapping_ops;