Messages in this thread | | | Date | Mon, 26 May 2014 14:52:35 +0300 | From | Mika Westerberg <> | Subject | Re: [PATCH V7 08/11] ACPI: always register memory hotplug scan handler even if CONFIG_X86_INTEL_LPSS is cleared |
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On Mon, May 26, 2014 at 01:53:39PM +0200, Rafael J. Wysocki wrote: > > I'm wondering whether it is worth the ugliness to get platform bus > > enumeration the default? > > > > Since you already have the PNP whitelist, can't we just use that for PNP > > and keep these files as they are? In other words, don't make any kind of > > physical device by default and let the scan handlers to decide. > > Well, that's tempting, but then we'd get one more whitelist pretty much without > any benefit, because we'd be still going to have the list in acpi_platform.c. > > The purpose of the whole exercise is not to prevent PNP devices from being > created by default (which admittedly is a nice side effect), but to get rid > of the white list in acpi_platform.c - and in particular, to avoid the > necessity to add every ACPI-enumerated platform device to that list in the > future.
Yes, I understand but that list currently has only 5 entries. Are we expecting to have much more entries there in the future?
For LPSS devices we can't get rid of the list since we need to pass ->driver_data based on the _HID anyway.
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