Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752661AbaG2CRL (ORCPT ); Mon, 28 Jul 2014 22:17:11 -0400 Received: from userp1040.oracle.com ([156.151.31.81]:46866 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751953AbaG2CRI (ORCPT ); Mon, 28 Jul 2014 22:17:08 -0400 From: Ethan Zhao To: bhelgaas@google.com, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, gleb@kernel.org, pbonzini@redhat.com, kvm@vger.kernel.org, konrad.wilk@oracle.com, boris.ostrovsky@oracle.com, david.vrabel@citrix.com, xen-devel@lists.xenproject.org Cc: alex.williamson@redhat.com, alexander.h.duyck@intel.com, ethan.kernel@gmail.com Subject: [PATCH 1/4 v2] PCI: introduce helper functions for device flag operation Date: Tue, 29 Jul 2014 10:16:13 +0800 Message-Id: <1406600173-7611-1-git-send-email-ethan.zhao@oracle.com> X-Mailer: git-send-email 1.7.1 X-Source-IP: acsinet22.oracle.com [141.146.126.238] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch introduced three helper functions to hide direct device flag operation. void pci_set_dev_assigned(struct pci_dev *pdev); void pci_set_dev_deassigned(struct pci_dev *pdev); bool pci_is_dev_assigned(struct pci_dev *pdev); Signed-off-by: Ethan Zhao --- v2: simplify unnecessory ternary operation in function pci_is_dev_assigned(); include/linux/pci.h | 13 +++++++++++++ 1 files changed, 13 insertions(+), 0 deletions(-) diff --git a/include/linux/pci.h b/include/linux/pci.h index aab57b4..5f6f8fa 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1129,6 +1129,19 @@ resource_size_t pcibios_window_alignment(struct pci_bus *bus, int pci_set_vga_state(struct pci_dev *pdev, bool decode, unsigned int command_bits, u32 flags); +/* helper functions for operation of device flag */ +static inline void pci_set_dev_assigned(struct pci_dev *pdev) +{ + pdev->dev_flags |= PCI_DEV_FLAGS_ASSIGNED; +} +static inline void pci_set_dev_deassigned(struct pci_dev *pdev) +{ + pdev->dev_flags &= ~PCI_DEV_FLAGS_ASSIGNED; +} +static inline bool pci_is_dev_assigned(struct pci_dev *pdev) +{ + return pdev->dev_flags & PCI_DEV_FLAGS_ASSIGNED; +} /* kmem_cache style wrapper around pci_alloc_consistent() */ #include -- 1.7.1 -- 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/