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Message-Id: <1406045944-1587-2-git-send-email-ethan.zhao@oracle.com> Date: Wed, 23 Jul 2014 00:19:01 +0800 From: Ethan Zhao <ethan.zhao@...cle.com> To: bhelgaas@...gle.com, linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org, gleb@...nel.org, pbonzini@...hat.com, kvm@...r.kernel.org, konrad.wilk@...cle.com, boris.ostrovsky@...cle.com, david.vrabel@...rix.com, xen-devel@...ts.xenproject.org Cc: alex.williamson@...hat.com, alexander.h.duyck@...el.com, ethan.kernel@...il.com Subject: [PATCH 1/4] PCI: introduce helper functions for device flag operation 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 <ethan.zhao@...cle.com> --- 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 ? true : false; +} /* kmem_cache style wrapper around pci_alloc_consistent() */ #include <linux/pci-dma.h> -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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