[PATCH v4 5/8] irqchip/imx-irqsteer: add NXP S32N79 support

[Ciprian Marian Costea]

On 3/9/2026 11:23 AM, Thomas Gleixner wrote:
> On Fri, Mar 06 2026 at 17:15, Ciprian Costea wrote:
>> +/* SoC does not implement the CHANCTRL register */
>> +#define IRQSTEER_QUIRK_NO_CHANCTRL	BIT(0)
>> +
>> +struct irqsteer_devtype_data {
>> +	u32 quirks;
>> +};
>> +
>>   struct irqsteer_data {
>>   	void __iomem		*regs;
>>   	struct clk		*ipg_clk;
>> @@ -37,8 +44,22 @@ struct irqsteer_data {
>>   	struct irq_domain	*domain;
>>   	u32			*saved_reg;
>>   	struct device		*dev;
>> +	const struct irqsteer_devtype_data *devtype_data;
> 
> The struct was perfectly tabular formatted before....
> 
> https://www.kernel.org/doc/html/latest/process/maintainer-tip.html#struct-declarations-and-initializers
> 
>>   };
>>   
>> +static const struct irqsteer_devtype_data imx_data = {
>> +	.quirks = 0,
>> +};
>> +
>> +static const struct irqsteer_devtype_data s32n79_data = {
>> +	.quirks = IRQSTEER_QUIRK_NO_CHANCTRL,
>> +};
>> +
>> +static bool irqsteer_has_chanctrl(const struct irqsteer_devtype_data *data)
>> +{
>> +	return !(data->quirks & IRQSTEER_QUIRK_NO_CHANCTRL);
>> +}
>> +
>>   static int imx_irqsteer_get_reg_index(struct irqsteer_data *data,
>>   				      unsigned long irqnum)
>>   {
>> @@ -188,6 +209,10 @@ static int imx_irqsteer_probe(struct platform_device *pdev)
>>   	if (ret)
>>   		return ret;
>>   
>> +	data->devtype_data = device_get_match_data(&pdev->dev);
>> +	if (!data->devtype_data)
>> +		return dev_err_probe(&pdev->dev, -ENODEV,
>> +				"failed to match device data\n");
> 
> No point for this line break. You have 100 characters. If you have the
> line break, then this needs curly brackets. See the bracket rules in the
> above linked document.
> 
>>   static const struct of_device_id imx_irqsteer_dt_ids[] = {
>> -	{ .compatible = "fsl,imx-irqsteer", },
>> +	{ .compatible = "fsl,imx-irqsteer", .data = &imx_data },
>> +	{ .compatible = "nxp,s32n79-irqsteer", .data = &s32n79_data },
> 
> Tabular layout please for readability sake.
> 
> Thanks,
> 
>          tglx

Hello Thomas,

Thank you for your review.
I will address these findings in V5.

Best Regards,
Ciprian