Re: [PATCH 2/2] chipidea: Use devm_request_irq()
From: Mark Brown
Date: Wed Jul 31 2013 - 09:58:25 EST
On Wed, Jul 31, 2013 at 09:42:15AM -0400, Tejun Heo wrote:
> On Wed, Jul 31, 2013 at 02:27:08PM +0100, Mark Brown wrote:
> > It's really only interrupts that affect most devices - if there's DMA or
> > anything going on after the remove() then as you said earlier the driver
> > is probably doing something wrong.
> Hmmm... it depends on the specific driver is converted but if the
> deactivation sequence - shutting down of command engine - is also
> handled by devm as in libata and if you have non-devres resource free
> in the exit path, you have the same problem. Again, in general,
That's the only API I've ever heard of doing that. Everything else is
just using it to do deallocation.
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