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SubjectRe: [PATCH] ARM: allow, but warn, when issuing ioremap() on RAM
On Sat, Oct 9, 2010 at 2:43 PM, Dave Airlie <> wrote:
>> The few drivers that may be hit by this are typically in drivers/staging
>> exactly because issues like this have not been fixed yet.
>> We should probably just fix the non-staging drivers that are hit by
>> this now and declare the issue done.
>> When you say that "many drivers broken", can you list the ones you know
>> about? It would probably help resolve this the right way.
> I'm guessing some closed source graphics drivers for ARM do all kinds
> of wrong crap, and Nokia use them a lot, and nobody wants to tell the
> closed vendors to change their drivers because it costs money.

You are over simplifying things.

1) The code is open[1]
2) the decision comes from TI, Nokia can only do so much before shipping
3) I know many people in Nokia have pushed very hard, and cleaned up
the driver a lot themselves
4) There are other companies, Intel is using SGX too

Anyway, there are other examples, like tidspbridge, which Nokia has
spent a lot of time cleaning up, and TI made a great effort to push
into staging. And others already in mainline, like


Felipe Contreras

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