Messages in this thread | | | Date | Wed, 31 Aug 2005 14:43:34 -0700 | From | Greg KH <> | Subject | Re: [RFC/PATCH]reconfigure MSI registers after resume |
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On Thu, Aug 18, 2005 at 01:35:46PM +0800, Shaohua Li wrote: > Hi, > It appears pci_enable_msi doesn't reconfigure msi registers if it > successfully look up a msi for a device. It assumes the data and address > registers unchanged after calling pci_disable_msi. But this isn't always > true, such as in a suspend/resume circle. In my test system, the > registers unsurprised become zero after a S3 resume. This patch fixes my > problem, please look at it. MSIX might have the same issue, but I > haven't taken a close look.
Tom, any comments on this?
thanks,
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