From: Yijing Wang <wangyijing@huawei.com>
Date: Tue, 24 Jul 2012 09:20:02 +0000 (+0800)
Subject: PCI: Add pcie_flags_reg to cache PCIe capabilities register
X-Git-Tag: omap-for-v3.7-rc1/fixes-cpufreq-signed~79^2~17^2~39
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=786e22885d9959fda0473ace5a61cb11620fba9b;p=pandora-kernel.git

PCI: Add pcie_flags_reg to cache PCIe capabilities register

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>
---

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