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PCI: Enable ATS at the device state restore
authorHao, Xudong <xudong.hao@intel.com>
Sat, 17 Dec 2011 13:24:40 +0000 (21:24 +0800)
committerJesse Barnes <jbarnes@virtuousgeek.org>
Fri, 6 Jan 2012 20:11:18 +0000 (12:11 -0800)
During S3 or S4 resume or PCI reset, ATS regs aren't restored correctly.
This patch enables ATS at the device state restore if PCI device has ATS
capability.

Signed-off-by: Xudong Hao <xudong.hao@intel.com>
Signed-off-by: Xiantao Zhang <xiantao.zhang@intel.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

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