2015-06-10 2:26 GMT+08:00 Rob Herring <robh@xxxxxxxxxx>:
> set_irq_flags is ARM specific with custom flags which have genirq
> equivalents. Convert drivers to use the genirq interfaces directly, so we
> can kill off set_irq_flags. The translation of flags is as follows:
>
> IRQF_VALID -> !IRQ_NOREQUEST
> IRQF_PROBE -> !IRQ_NOPROBE
> IRQF_NOAUTOEN -> IRQ_NOAUTOEN
>
> For IRQs managed by an irqdomain, the irqdomain core code handles clearing
> and setting IRQ_NOREQUEST already, so there is no need to do this in
> .map() functions and we can simply remove the set_irq_flags calls. Some
> users also set IRQ_NOPROBE and this has been maintained although it is not
> clear that is really needed. There appears to be a great deal of blind
> Cc: Robert Jarzmik <robert.jarzmik@xxxxxxx>
> Cc: Simtec Linux Team <linux@xxxxxxxxxxxx>
> Cc: Kukjin Kim <kgene@xxxxxxxxxx>
> Cc: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
> Cc: Wan ZongShun <mcuos.com@xxxxxxxxx>
For Nuvoton W90x900
Acked-by: Wan ZongShun <mcuos.com@xxxxxxxxx>
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Cc: linux-omap@xxxxxxxxxxxxxxx
> +++ b/arch/arm/mach-w90x900/irq.c
> @@ -211,6 +211,6 @@ void __init nuc900_init_irq(void)
> for (irqno = IRQ_WDT; irqno <= IRQ_ADC; irqno++) {
> irq_set_chip_and_handler(irqno, &nuc900_irq_chip,
> handle_level_irq);
> - set_irq_flags(irqno, IRQF_VALID);
> + irq_clear_status_flags(irqno, IRQ_NOREQUEST);
> }
> }
> --
> 2.1.0
>
--
---
Vincent Wan(Zongshun)
www.mcuos.com
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