Re: [PATCH v2] irqchip/sunxi-nmi: add missing flag
From: Jernej Škrabec
Date: Sat Jan 18 2025 - 05:23:05 EST
Dne nedelja, 12. januar 2025 ob 13:34:02 Srednjeevropski standardni čas je Philippe Simons napisal(a):
> Some boards with Allwinner SoCs connect the PMIC's IRQ pin to the SoC's
> NMI pin instead of a normal GPIO. Since the power key is connected
> to the PMIC, and people expect to wake up a suspended system via
> this key, the NMI IRQ controller must stay alive when the
> system goes into suspend.
>
> Add the flag to prevent the sunxi NMI controller from going to sleep,
> so that the power key can wake up those systems.
>
> Signed-off-by: Philippe Simons <simons.philippe@xxxxxxxxx>
> ---
Please provide changelog here.
> drivers/irqchip/irq-sunxi-nmi.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/irqchip/irq-sunxi-nmi.c b/drivers/irqchip/irq-sunxi-nmi.c
> index bb92fd85e..8dda0a85e 100644
> --- a/drivers/irqchip/irq-sunxi-nmi.c
> +++ b/drivers/irqchip/irq-sunxi-nmi.c
> @@ -186,7 +186,9 @@ static int __init sunxi_sc_nmi_irq_init(struct device_node *node,
> gc->chip_types[0].chip.irq_unmask = irq_gc_mask_set_bit;
> gc->chip_types[0].chip.irq_eoi = irq_gc_ack_set_bit;
> gc->chip_types[0].chip.irq_set_type = sunxi_sc_nmi_set_type;
> - gc->chip_types[0].chip.flags = IRQCHIP_EOI_THREADED | IRQCHIP_EOI_IF_HANDLED;
> + gc->chip_types[0].chip.flags = IRQCHIP_EOI_THREADED |
> + IRQCHIP_EOI_IF_HANDLED |
> + IRQCHIP_SKIP_SET_WAKE;
Alignment seems off. With that fixed:
Reviewed-by: Jernej Skrabec <jernej.skrabec@xxxxxxxxx
Best regards,
Jernej
> gc->chip_types[0].regs.ack = reg_offs->pend;
> gc->chip_types[0].regs.mask = reg_offs->enable;
> gc->chip_types[0].regs.type = reg_offs->ctrl;
>