Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932572AbaAaPOa (ORCPT ); Fri, 31 Jan 2014 10:14:30 -0500 Received: from mx1.redhat.com ([209.132.183.28]:61250 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932638AbaAaPHh (ORCPT ); Fri, 31 Jan 2014 10:07:37 -0500 From: Alexander Gordeev To: linux-kernel@vger.kernel.org Cc: Alexander Gordeev , Jeff Kirsher , Jesse Brandeburg , Bruce Allan , e1000-devel@lists.sourceforge.net, netdev@vger.kernel.org, linux-pci@vger.kernel.org Subject: [PATCH 17/34] ixgbevf: Use pci_enable_msix_range() Date: Fri, 31 Jan 2014 16:08:36 +0100 Message-Id: <3d63d58082b8cb80de7f2cb434ca5d83781e8c9f.1391172839.git.agordeev@redhat.com> In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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/intel/ixgbevf/ixgbevf_main.c | 33 +++++++------------- 1 files changed, 12 insertions(+), 21 deletions(-) diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index 9df2898..521a9d7 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -1817,7 +1817,6 @@ void ixgbevf_reset(struct ixgbevf_adapter *adapter) static int ixgbevf_acquire_msix_vectors(struct ixgbevf_adapter *adapter, int vectors) { - int err = 0; int vector_threshold; /* We'll want at least 2 (vector_threshold): @@ -1831,33 +1830,25 @@ static int ixgbevf_acquire_msix_vectors(struct ixgbevf_adapter *adapter, * Right now, we simply care about how many we'll get; we'll * set them up later while requesting irq's. */ - while (vectors >= vector_threshold) { - err = pci_enable_msix(adapter->pdev, adapter->msix_entries, - vectors); - if (!err || err < 0) /* Success or a nasty failure. */ - break; - else /* err == number of vectors we should try again with */ - vectors = err; - } + vectors = pci_enable_msix_range(adapter->pdev, adapter->msix_entries, + vector_threshold, vectors); - if (vectors < vector_threshold) - err = -ENOMEM; - - if (err) { + if (vectors < 0) { dev_err(&adapter->pdev->dev, "Unable to allocate MSI-X interrupts\n"); kfree(adapter->msix_entries); adapter->msix_entries = NULL; - } else { - /* - * Adjust for only the vectors we'll use, which is minimum - * of max_msix_q_vectors + NON_Q_VECTORS, or the number of - * vectors we were allocated. - */ - adapter->num_msix_vectors = vectors; + return vectors; } - return err; + /* + * Adjust for only the vectors we'll use, which is minimum + * of max_msix_q_vectors + NON_Q_VECTORS, or the number of + * vectors we were allocated. + */ + adapter->num_msix_vectors = vectors; + + return 0; } /** -- 1.7.7.6 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/