On Fri, Aug 14, 2015 at 09:12:28AM -0500, Jeremy Linton wrote: > Hello Suravee, > > On 08/13/2015 08:45 PM, Suravee Suthikulpanit wrote: > > On 8/13/15 04:51, Jeremy Linton wrote: > >> ACPI configurations can now mark devices as noncoherent, > >> support that choice. > > > > This change was in my earlier revisions for the original patch series to > > add ACPI CCA support. At the time, this was pushed back since we were > > not sure whether this would be a useful case, and whether such hardware > > exists. > > Yes, I was made aware of that conversation during the review here. > > Basically, the ARM Juno development platform has a mix of coherent and > noncoherent devices. The EHCI being one of the primary noncoherent > peripherals. Without which, the usefulness of the platform for > developing with an ACPI kernel is limited. > Tesed-by: Huang Shijie <shijie.huang@xxxxxxx> -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
