Re: [PATCH 2/4] irqchip: Add support for Amlogic A4 and A5 SoCs

[Thomas Gleixner <tglx@linutronix.de>]

On Wed, Feb 19 2025 at 15:29, Xianwei Zhao via wrote:
>  
> +static int meson_ao_gpio_irq_set_type(struct meson_gpio_irq_controller *ctl,
> +				      unsigned int type, u32 *channel_hwirq)
> +{
> +	u32 val = 0;
> +	unsigned int idx;
> +
> +	idx = meson_gpio_irq_get_channel_idx(ctl, channel_hwirq);
> +
> +	type &= IRQ_TYPE_SENSE_MASK;
> +
> +	meson_gpio_irq_update_bits(ctl, REG_EDGE_POL_AO, BIT(idx), 0);
> +
> +	if (type == IRQ_TYPE_EDGE_BOTH) {
> +		val |= BIT(ctl->params->edge_both_offset + (idx));
> +		meson_gpio_irq_update_bits(ctl, REG_EDGE_POL_AO,
> +					   BIT(ctl->params->edge_both_offset + (idx)), val);
> +		return 0;
> +	}
> +
> +	if (type & (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_EDGE_FALLING))
> +		val |= BIT(ctl->params->pol_low_offset + idx);
> +
> +	if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING))
> +		val |= BIT(ctl->params->edge_single_offset + idx);
> +
> +	meson_gpio_irq_update_bits(ctl, REG_EDGE_POL,
> +				   BIT(idx) | BIT(12 + idx), val);
> +
> +	return 0;
> +};

This function is a full copy of meson_s4_gpio_irq_set_type() with the
only difference of:

           s/REG_EDGE_POL_S4/REG_EDGE_POL_AO/

Can you please stick that register offset into the parameter structure
and use the function for both variants?

Thanks,

        tglx