Messages in this thread | | | Subject | Re: [PATCH 0/5] mfd: replace IORESOURCE_IO by IORESOURCE_MEM | From | Benjamin Herrenschmidt <> | Date | Tue, 07 Aug 2012 18:22:22 +1000 |
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On Mon, 2012-08-06 at 22:31 +0100, Russell King wrote: > > So, if we made this a numeric index, then we have 32 resource types > to deal with, and no need to bugger around with re-using an existing > type for something else. > > This makes sense, MEM, IRQ and DMA are all mutually exclusive, as > should be MEM and IO (because they can't coexist in two resource trees > at the same time.) BUS only gets used in a hand-full of places and > not with any other flags. > > So, looks like we can have 27 new resource types fairly easily.
Besides we can easily use a single IORESOURCE_OTHER for most things really, if we prefer, make it IORESOURCE_IO | IORESOURCE_MEM and have platform device avoid that combo...
cheers, Ben.
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