[PATCH V3 05/16] irqchip: crossbar: change allocation logic by reversing search for free irqs

From: Nishanth Menon Reverse the search algorithm to ensure that address mapping and IRQ allocation logics are proper. This makes the below bugs visible sooner. class 1. address space errors -> example: reg = ti,max-irqs = is a wrong parameter class 2: irq-reserved list - which decides which

[PATCH V3 05/16] irqchip: crossbar: change allocation logic by reversing search for free irqs

From: Nishanth Menon n...@ti.com Reverse the search algorithm to ensure that address mapping and IRQ allocation logics are proper. This makes the below bugs visible sooner. class 1. address space errors - example: reg = a size_b ti,max-irqs = is a wrong parameter class 2: irq-reserved list -