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PCI: Add pcie_flags_reg to cache PCIe capabilities register
authorYijing Wang <wangyijing@huawei.com>
Tue, 24 Jul 2012 09:20:02 +0000 (17:20 +0800)
committerJiang Liu <liuj97@gmail.com>
Mon, 20 Aug 2012 14:32:20 +0000 (22:32 +0800)
Since PCI Express Capabilities Register is read only, cache its value
into struct pci_dev to avoid repeatedly calling pci_read_config_*().

Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>

No differences found
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