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    SubjectRE: [PATCH 2/4] PCI: rcar: Support runtime PM link state L1 handling in pcie-rcar
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    Hi Wolfram,

    On 18 December 2015 14:04, Wolfram Sang wrote:
    > > Since the hardware doesn't support hot plug, I believe this loop will
    > > always exit very quickly. Unless someone has taken a hammer to the HW
    > > of course.
    >
    > I know what you mean. But since readl_poll_timeout() makes it easy, we
    > should better be safe than sorry.
    I haven't see that one before, very handy!

    Thanks
    Phil


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