Re: [RFC 10/10] irqchip: Make versatile fpga irq driver a genericchip

From: Russell King - ARM Linux
Date: Mon Jun 10 2013 - 05:04:19 EST

On Mon, Jun 10, 2013 at 01:49:22AM +0100, Grant Likely wrote:
> This is an RFC patch to convert the versatile FPGA irq controller driver
> to use generic irq chip. It builds on the series that extends the
> generic chip code to allow a linear irq domain to contain one or more
> generic irq chips so that each interrupt controller doesn't need to hand
> code the generic chip setup.

NAK, this makes functional changes. You assume that the validity mask is
a set of zeros followed by a set of ones. This is not always the case.
The PIC on Integrator/CP only has bits 29-22 and 11-0 set because 21-12
are not valid.
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