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SubjectRe: [linux-pm] [RFC,PATCHv3 0/3] sdhci runtime_pm implementation
On Tue, Mar 1, 2011 at 8:33 PM, Alan Stern <> wrote:
> On Tue, 1 Mar 2011, Pierre Tardy wrote:
>> Please find sdhci runtime_pm implementation.
>> It uses clock gating fw as a tip to know when our chip is idle.
>> It implements wake up from card insertion/removal.
>> This is RFC, please dont merge yet. I really would like to have deep review
>> from PCI linux-pm guys.
>> Opens are:
>> 1/ Not sure if the pci configs in the driver in rpm_suspend/resume flow
>>  are not duplicate from what the core is doing.
> There may be one or two small errors.
>> 2/ Wakeup from D3hot: I cannot find any driver that is implementing it in current upstream,
> Other drivers do it, but they use PCI PME# instead of interrupts.
Could you please elaborate?
My understanding is that PCI PME will generate MSI, which translate in

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