[PATCH 2/2] chipidea: Use devm_request_irq()

Mark Brown broonie at kernel.org
Wed Jul 31 09:57:51 EDT 2013


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.
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 836 bytes
Desc: Digital signature
URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20130731/052b3772/attachment.sig>


More information about the linux-arm-kernel mailing list