From patchwork Fri Jan 31 15:08:38 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Gordeev X-Patchwork-Id: 3562251 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 [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id A6D999F382 for ; Fri, 31 Jan 2014 15:14:03 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id CED8620200 for ; Fri, 31 Jan 2014 15:14:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CA7F6201FE for ; Fri, 31 Jan 2014 15:14:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932666AbaAaPHn (ORCPT ); Fri, 31 Jan 2014 10:07:43 -0500 Received: from mx1.redhat.com ([209.132.183.28]:42742 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932654AbaAaPHk (ORCPT ); Fri, 31 Jan 2014 10:07:40 -0500 Received: from int-mx12.intmail.prod.int.phx2.redhat.com (int-mx12.intmail.prod.int.phx2.redhat.com [10.5.11.25]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id s0VF7WxP006504 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Fri, 31 Jan 2014 10:07:33 -0500 Received: from dhcp-26-207.brq.redhat.com (dhcp-27-68.brq.redhat.com [10.34.27.68]) by int-mx12.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id s0VF6u2Z027223; Fri, 31 Jan 2014 10:07:31 -0500 From: Alexander Gordeev To: linux-kernel@vger.kernel.org Cc: Alexander Gordeev , Eli Cohen , linux-rdma@vger.kernel.org, netdev@vger.kernel.org, linux-pci@vger.kernel.org Subject: [PATCH 19/34] mlx5: Use pci_enable_msix_range() Date: Fri, 31 Jan 2014 16:08:38 +0100 Message-Id: In-Reply-To: References: X-Scanned-By: MIMEDefang 2.68 on 10.5.11.25 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Spam-Status: No, score=-7.5 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() and pci_enable_msix_range() interfaces. Signed-off-by: Alexander Gordeev --- drivers/net/ethernet/mellanox/mlx5/core/main.c | 16 +++++----------- 1 files changed, 5 insertions(+), 11 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index a064f06..81df046 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -116,7 +116,6 @@ static int mlx5_enable_msix(struct mlx5_core_dev *dev) struct mlx5_eq_table *table = &dev->priv.eq_table; int num_eqs = 1 << dev->caps.log_max_eq; int nvec; - int err; int i; nvec = dev->caps.num_ports * num_online_cpus() + MLX5_EQ_VEC_COMP_BASE; @@ -131,17 +130,12 @@ static int mlx5_enable_msix(struct mlx5_core_dev *dev) for (i = 0; i < nvec; i++) table->msix_arr[i].entry = i; -retry: - table->num_comp_vectors = nvec - MLX5_EQ_VEC_COMP_BASE; - err = pci_enable_msix(dev->pdev, table->msix_arr, nvec); - if (err <= 0) { - return err; - } else if (err > 2) { - nvec = err; - goto retry; - } + nvec = pci_enable_msix_range(dev->pdev, table->msix_arr, + MLX5_EQ_VEC_COMP_BASE, nvec); + if (nvec < 0) + return nvec; - mlx5_core_dbg(dev, "received %d MSI vectors out of %d requested\n", err, nvec); + table->num_comp_vectors = nvec - MLX5_EQ_VEC_COMP_BASE; return 0; }