[RFC PATCH 14/33] irqchip/gic-v3-its: Generalize LPI configuration

[Thomas Gleixner]

On Tue, 17 Jan 2017, Marc Zyngier wrote:

> We're are going to need to change a bit more than just the enable
> bit in the LPI property table in the future. So let's change the
> LPI configuration funtion to take a set of bits to be cleared,
> and a set of bits to be set.
> 
> This way, we'll be able to use it when a guest updates an LPI
> property (priority, for example).
> 
> Signed-off-by: Marc Zyngier <marc.zyngier at arm.com>

Reviewed-by: Thomas Gleixner <tglx at linutronix.de>