[PATCH] ata: Don't use NO_IRQ in pata_of_platform driver

Russell King - ARM Linux linux at arm.linux.org.uk
Tue Dec 6 06:49:52 EST 2011


On Tue, Dec 06, 2011 at 11:37:35AM +0000, Dave Martin wrote:
> 1) All OF code and drivers should be migrating to use 0 instead of NO_IRQ
>    for the no-interrupt case.  Code which receives irq numbers directly
>    from the OF framework and refers to NO_IRQ, or expects 0 to be a valid
>    needs to be fixed.
> 
> 2) Where we hit a problem, board code needs to be adapted to remap HW IRQs
>    0-15 to different software values.  (This could be done using irq
>    domains, or not)

No AMBA driver I'm aware of ever uses an IRQ number 0 or is passed such
an IRQ number.



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