linux-kernel - Re: [PATCH 1/4] irqchip: atmel-aic: Handle aic_common_irq_fixup in aic_common_of

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Date:	Wed, 13 Jan 2016 16:29:37 +0900
From:	Milo Kim <milo.kim@...com>
To:	<tglx@...utronix.de>
CC:	<boris.brezillon@...e-electrons.com>,
	Jason Cooper <jason@...edaemon.net>,
	Marc Zyngier <marc.zyngier@....com>,
	Ludovic Desroches <ludovic.desroches@...el.com>,
	Nicholas Ferre <nicolas.ferre@...el.com>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/4] irqchip: atmel-aic: Handle aic_common_irq_fixup in
 aic_common_of_init

My apologies - the first patch was sent twice. Please check the complete 
patch-set.

- Milo

On 01/13/2016 04:17 PM, Milo Kim wrote:
> AIC IRQ fixup is handled in each IRQ chip driver.
> It can be moved into aic_common_of_init() before returning the result.
> Then, aic_common_irq_fixup() can be changed to static type.
>
> Signed-off-by: Milo Kim <milo.kim@...com>
> Acked-by: Boris Brezillon <boris.brezillon@...e-electrons.com>
> Cc: Thomas Gleixner <tglx@...utronix.de>
> Cc: Jason Cooper <jason@...edaemon.net>
> Cc: Marc Zyngier <marc.zyngier@....com>
> Cc: Ludovic Desroches <ludovic.desroches@...el.com>
> Cc: Nicholas Ferre <nicolas.ferre@...el.com>
> Cc: linux-kernel@...r.kernel.org
> ---
>   drivers/irqchip/irq-atmel-aic-common.c | 6 ++++--
>   drivers/irqchip/irq-atmel-aic-common.h | 5 ++---
>   drivers/irqchip/irq-atmel-aic.c        | 4 +---
>   drivers/irqchip/irq-atmel-aic5.c       | 4 +---
>   4 files changed, 8 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/irqchip/irq-atmel-aic-common.c b/drivers/irqchip/irq-atmel-aic-common.c
> index b12a5d5..2f2d73e 100644
> --- a/drivers/irqchip/irq-atmel-aic-common.c
> +++ b/drivers/irqchip/irq-atmel-aic-common.c
> @@ -193,7 +193,7 @@ void __init aic_common_rtt_irq_fixup(struct device_node *root)
>   	}
>   }
>
> -void __init aic_common_irq_fixup(const struct of_device_id *matches)
> +static void __init aic_common_irq_fixup(const struct of_device_id *matches)
>   {
>   	struct device_node *root = of_find_node_by_path("/");
>   	const struct of_device_id *match;
> @@ -214,7 +214,8 @@ void __init aic_common_irq_fixup(const struct of_device_id *matches)
>
>   struct irq_domain *__init aic_common_of_init(struct device_node *node,
>   					     const struct irq_domain_ops *ops,
> -					     const char *name, int nirqs)
> +					     const char *name, int nirqs,
> +					     const struct of_device_id *matches)
>   {
>   	struct irq_chip_generic *gc;
>   	struct irq_domain *domain;
> @@ -264,6 +265,7 @@ struct irq_domain *__init aic_common_of_init(struct device_node *node,
>   	}
>
>   	aic_common_ext_irq_of_init(domain);
> +	aic_common_irq_fixup(matches);
>
>   	return domain;
>
> diff --git a/drivers/irqchip/irq-atmel-aic-common.h b/drivers/irqchip/irq-atmel-aic-common.h
> index 603f0a9..046bcc8 100644
> --- a/drivers/irqchip/irq-atmel-aic-common.h
> +++ b/drivers/irqchip/irq-atmel-aic-common.h
> @@ -30,12 +30,11 @@ int aic_common_irq_domain_xlate(struct irq_domain *d,
>
>   struct irq_domain *__init aic_common_of_init(struct device_node *node,
>   					     const struct irq_domain_ops *ops,
> -					     const char *name, int nirqs);
> +					     const char *name, int nirqs,
> +					     const struct of_device_id *matches);
>
>   void __init aic_common_rtc_irq_fixup(struct device_node *root);
>
>   void __init aic_common_rtt_irq_fixup(struct device_node *root);
>
> -void __init aic_common_irq_fixup(const struct of_device_id *matches);
> -
>   #endif /* __IRQ_ATMEL_AIC_COMMON_H */
> diff --git a/drivers/irqchip/irq-atmel-aic.c b/drivers/irqchip/irq-atmel-aic.c
> index 8a0c7f2..799834d 100644
> --- a/drivers/irqchip/irq-atmel-aic.c
> +++ b/drivers/irqchip/irq-atmel-aic.c
> @@ -248,12 +248,10 @@ static int __init aic_of_init(struct device_node *node,
>   		return -EEXIST;
>
>   	domain = aic_common_of_init(node, &aic_irq_ops, "atmel-aic",
> -				    NR_AIC_IRQS);
> +				    NR_AIC_IRQS, aic_irq_fixups);
>   	if (IS_ERR(domain))
>   		return PTR_ERR(domain);
>
> -	aic_common_irq_fixup(aic_irq_fixups);
> -
>   	aic_domain = domain;
>   	gc = irq_get_domain_generic_chip(domain, 0);
>
> diff --git a/drivers/irqchip/irq-atmel-aic5.c b/drivers/irqchip/irq-atmel-aic5.c
> index 62bb840..a7e8fc8 100644
> --- a/drivers/irqchip/irq-atmel-aic5.c
> +++ b/drivers/irqchip/irq-atmel-aic5.c
> @@ -312,12 +312,10 @@ static int __init aic5_of_init(struct device_node *node,
>   		return -EEXIST;
>
>   	domain = aic_common_of_init(node, &aic5_irq_ops, "atmel-aic5",
> -				    nirqs);
> +				    nirqs, aic5_irq_fixups);
>   	if (IS_ERR(domain))
>   		return PTR_ERR(domain);
>
> -	aic_common_irq_fixup(aic5_irq_fixups);
> -
>   	aic5_domain = domain;
>   	nchips = aic5_domain->revmap_size / 32;
>   	for (i = 0; i < nchips; i++) {
>