Re: [PATCH v2 2/2] PCI: Xilinx NWL: Fix, proc interrupts for legacy virtual irq shown as edge

[Marc Zyngier <marc.zyngier@arm.com>]

On 25/01/17 08:52, Bharat Kumar Gogada wrote:
> - Legacy interrupts are level triggered, virtual irq line of End
> Point shows as edge in /proc/interrupts.
> - Setting irq flags of virtual irq line of EP to level triggered
> at the time of mapping.
> 
> Signed-off-by: Bharat Kumar Gogada <bharatku@xilinx.com>
> ---
>  drivers/pci/host/pcie-xilinx-nwl.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/pci/host/pcie-xilinx-nwl.c b/drivers/pci/host/pcie-xilinx-nwl.c
> index 6ac3e1d..1cddd1f 100644
> --- a/drivers/pci/host/pcie-xilinx-nwl.c
> +++ b/drivers/pci/host/pcie-xilinx-nwl.c
> @@ -434,6 +434,7 @@ static int nwl_legacy_map(struct irq_domain *domain, unsigned int irq,
>  {
>  	irq_set_chip_and_handler(irq, &nwl_leg_irq_chip, handle_level_irq);
>  	irq_set_chip_data(irq, domain->host_data);
> +	irq_set_status_flags(irq, IRQ_LEVEL);
>  
>  	return 0;
>  }
> 

As said in my previous review [1], this should be folded in the previous
patch, as it doesn't make much sense on its own.

Thanks,

	M.

[1] http://www.mail-archive.com/linux-kernel@vger.kernel.org/msg1316912.html
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