linux-kernel - RE: [PATCH v3 2/2] irqchip/aspeed-intc: Add support for AST27XX INTC

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Message-ID:
 <PSAPR06MB494904BAC3F09133E3E0121189442@PSAPR06MB4949.apcprd06.prod.outlook.com>
Date: Mon, 14 Oct 2024 00:17:05 +0000
From: Kevin Chen <kevin_chen@...eedtech.com>
To: Dan Carpenter <dan.carpenter@...aro.org>
CC: "tglx@...utronix.de" <tglx@...utronix.de>, "robh@...nel.org"
	<robh@...nel.org>, "krzk+dt@...nel.org" <krzk+dt@...nel.org>,
	"conor+dt@...nel.org" <conor+dt@...nel.org>, "joel@....id.au"
	<joel@....id.au>, "andrew@...econstruct.com.au"
	<andrew@...econstruct.com.au>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>, "devicetree@...r.kernel.org"
	<devicetree@...r.kernel.org>, "linux-arm-kernel@...ts.infradead.org"
	<linux-arm-kernel@...ts.infradead.org>, "linux-aspeed@...ts.ozlabs.org"
	<linux-aspeed@...ts.ozlabs.org>, BMC-SW <BMC-SW@...eedtech.com>
Subject: RE: [PATCH v3 2/2] irqchip/aspeed-intc: Add support for AST27XX INTC

> > +static int __init aspeed_intc_ic_of_init(struct device_node *node,
> > +					 struct device_node *parent)
> > +{
> > +	struct aspeed_intc_ic *intc_ic;
> > +	int ret = 0;
> > +	int irq, i;
> > +
> > +	intc_ic = kzalloc(sizeof(*intc_ic), GFP_KERNEL);
> > +	if (!intc_ic)
> > +		return -ENOMEM;
> > +
> > +	intc_ic->base = of_iomap(node, 0);
> > +	if (!intc_ic->base) {
> > +		pr_err("Failed to iomap intc_ic base\n");
> > +		ret = -ENOMEM;
> > +		goto err_free_ic;
> > +	}
> > +	writel(0xffffffff, intc_ic->base + INTC_INT_STATUS_REG);
> > +	writel(0x0, intc_ic->base + INTC_INT_ENABLE_REG);
> > +
> > +	intc_ic->irq_domain = irq_domain_add_linear(node, 32,
> > +						    &aspeed_intc_ic_irq_domain_ops, intc_ic);
> > +	if (!intc_ic->irq_domain) {
> > +		ret = -ENOMEM;
> > +		goto err_iounmap;
> > +	}
> > +
> > +	raw_spin_lock_init(&intc_ic->gic_lock);
> > +	raw_spin_lock_init(&intc_ic->intc_lock);
> > +
> > +	/* Check all the irq numbers valid. If not, unmaps all the base and frees
> the data. */
> > +	for (i = 0; i < of_irq_count(node); i++) {
> > +		irq = irq_of_parse_and_map(node, i);
> > +		if (!irq) {
> > +			pr_err("Failed to get irq number\n");
> > +			ret = -EINVAL;
> > +			goto err_iounmap;
> > +		}
> > +	}
> > +
> > +	for (i = 0; i < of_irq_count(node); i++) {
> > +		irq = irq_of_parse_and_map(node, i);
> > +			irq_set_chained_handler_and_data(irq,
> aspeed_intc_ic_irq_handler, intc_ic);
> 
> There is an extra tab on this line.
OK. Fixed. Thanks a lot.

> 
> regards,
> dan carpenter
> 
> > +	}
> > +
> > +	return 0;
>