[PATCH v2 1/4] irqchip/aspeed-scu-ic: Refactor driver to support variant-based initialization

Thomas Gleixner tglx at linutronix.de
Tue Sep 2 22:56:12 AEST 2025


On Sun, Aug 31 2025 at 10:14, Ryan Chen wrote:
>  	scu_ic->irq_domain = irq_domain_create_linear(of_fwnode_handle(node), scu_ic->num_irqs,
> -						   &aspeed_scu_ic_domain_ops,
> -						   scu_ic);
> +						      &aspeed_scu_ic_domain_ops,
> +						      scu_ic);

Please move scu_ic to the previous line.

> +aspeed_scu_ic_find_variant(struct device_node *np)
>  {
> -	struct aspeed_scu_ic *scu_ic = kzalloc(sizeof(*scu_ic), GFP_KERNEL);
> -
> -	if (!scu_ic)
> -		return -ENOMEM;
> +	for (int i = 0; i < ARRAY_SIZE(scu_ic_variants); i++)
> +		if (of_device_is_compatible(np, scu_ic_variants[i].compatible))
> +			return &scu_ic_variants[i];

the for loop wants curly brackets.

https://www.kernel.org/doc/html/latest/process/maintainer-tip.html#bracket-rules

> +	scu_ic->irq_enable    = variant->irq_enable;
> +	scu_ic->irq_shift     = variant->irq_shift;
> +	scu_ic->num_irqs      = variant->num_irqs;

Please use a TAB not spaces when you want to align things.

> +IRQCHIP_DECLARE(ast2600_scu_ic0, "aspeed,ast2600-scu-ic0", aspeed_scu_ic_of_init);
> +IRQCHIP_DECLARE(ast2600_scu_ic1, "aspeed,ast2600-scu-ic1",     aspeed_scu_ic_of_init);

Stray TAB in the last line.

Thanks,

        tglx


More information about the Linux-aspeed mailing list