Messages in this thread | | | Date | Mon, 8 Nov 2004 14:59:24 +0000 | From | Matthew Wilcox <> | Subject | Re: [ACPI] [PATCH/RFC 0/4]Bind physical devices with ACPI devices |
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On Mon, Nov 08, 2004 at 10:46:30PM +0800, Yu, Luming wrote: > >All we need is an acpi_get_gendev_handle that takes a struct device and > >returns the acpi_handle for it. Now, maybe that'd be best > >done by placing > >a pointer in the struct device, but I bet it'd be just as good to walk > >the namespace looking for the corresponding device. > > It will fail if you just simply walk namespace to find out > the corresponding acpi object, because there are NO > hardware id or compatible id can be passed in. > Please check function acpi_bus_match.
It doesn't need the HID or CID. Look at Shaohua's patches -- they don't use HID or CID either.
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