Re: [PATCH 2/3] MFD: twl6040: Allocate IRQ numbers dynamically

Mark Brown
2012-05-04T11:22:20Z

[-- Attachment #1: Type: text/plain, Size: 633 bytes --]

On Fri, May 04, 2012 at 01:37:54PM +0300, Peter Ujfalusi wrote:
> On 05/04/2012 12:08 PM, Mark Brown wrote:

> > You're not understanding the issue at all - the issue is that if
> > some driver outside the twl6040 driver is using an interrupt in that
> > range based off the irq_base that they supplied then you'll break them.
> > The most common case here is using GPIOs on the device as interrupts.

> The OMAP platform related drives has been already converted to use
> irq_alloc_descs(-1, 0, nr_irqs, 0); to map their range (including GPIO,
> twl6030, etc).

How does this work for interrupts on things like SPI and I2C devices?

[-- Attachment #2: Digital signature --]
[-- Type: application/pgp-signature, Size: 836 bytes --]