From patchwork Sun Feb 23 06:57:05 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Gordeev X-Patchwork-Id: 3703321 Return-Path: X-Original-To: patchwork-linux-rdma@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 79B63BF13A for ; Sun, 23 Feb 2014 06:55:39 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id A69BE2013A for ; Sun, 23 Feb 2014 06:55:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D692220131 for ; Sun, 23 Feb 2014 06:55:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751216AbaBWGzN (ORCPT ); Sun, 23 Feb 2014 01:55:13 -0500 Received: from mx1.redhat.com ([209.132.183.28]:5557 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750980AbaBWGzM (ORCPT ); Sun, 23 Feb 2014 01:55:12 -0500 Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id s1N6t6Xm004006 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Sun, 23 Feb 2014 01:55:07 -0500 Received: from dhcp-26-207.brq.redhat.com (vpn-50-226.rdu2.redhat.com [10.10.50.226]) by int-mx11.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id s1N6t2pr018237 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES128-SHA bits=128 verify=NO); Sun, 23 Feb 2014 01:55:05 -0500 Date: Sun, 23 Feb 2014 07:57:05 +0100 From: Alexander Gordeev To: linux-kernel@vger.kernel.org Cc: Roland Dreier , Sean Hefty , Hal Rosenstock , linux-rdma@vger.kernel.org, linux-pci@vger.kernel.org Subject: [PATCH v2 1/2] IB/mthca: Use pci_enable_msix_exact() instead of pci_enable_msix() Message-ID: <20140223065704.GB24747@dhcp-26-207.brq.redhat.com> References: <479c40ee9e4f3efa45aa6f57647ed1a1918e9deb.1392733151.git.agordeev@redhat.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <479c40ee9e4f3efa45aa6f57647ed1a1918e9deb.1392733151.git.agordeev@redhat.com> User-Agent: Mutt/1.5.21 (2010-09-15) X-Scanned-By: MIMEDefang 2.68 on 10.5.11.24 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Spam-Status: No, score=-7.4 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 As result of deprecation of MSI-X/MSI enablement functions pci_enable_msix() and pci_enable_msi_block() all drivers using these two interfaces need to be updated to use the new pci_enable_msi_range() or pci_enable_msi_exact() and pci_enable_msix_range() or pci_enable_msix_exact() interfaces. Signed-off-by: Alexander Gordeev Cc: Roland Dreier Cc: Sean Hefty Cc: Hal Rosenstock Cc: linux-rdma@vger.kernel.org Cc: linux-pci@vger.kernel.org --- drivers/infiniband/hw/mthca/mthca_main.c | 8 ++------ 1 files changed, 2 insertions(+), 6 deletions(-) diff --git a/drivers/infiniband/hw/mthca/mthca_main.c b/drivers/infiniband/hw/mthca/mthca_main.c index 87897b9..ded76c1 100644 --- a/drivers/infiniband/hw/mthca/mthca_main.c +++ b/drivers/infiniband/hw/mthca/mthca_main.c @@ -858,13 +858,9 @@ static int mthca_enable_msi_x(struct mthca_dev *mdev) entries[1].entry = 1; entries[2].entry = 2; - err = pci_enable_msix(mdev->pdev, entries, ARRAY_SIZE(entries)); - if (err) { - if (err > 0) - mthca_info(mdev, "Only %d MSI-X vectors available, " - "not using MSI-X\n", err); + err = pci_enable_msix_exact(mdev->pdev, entries, ARRAY_SIZE(entries)); + if (err) return err; - } mdev->eq_table.eq[MTHCA_EQ_COMP ].msi_x_vector = entries[0].vector; mdev->eq_table.eq[MTHCA_EQ_ASYNC].msi_x_vector = entries[1].vector;