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Re: [PATCH V2 1/2] irqchip/gic: Remove static irq_chip definition for eoimode1

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  Re: [PATCH V2 1/2] irqchip/gic: Remove static irq_chip definition for  eoimode1 Jon Hunter <jonathanh@nvidia.com> - 2016-01-11 11:20 +0100

#1306008 — Re: [PATCH V2 1/2] irqchip/gic: Remove static irq_chip definition for eoimode1

Hi Mark,

Any comment on these patches?

Cheers
Jon

On 22/12/15 12:09, Jon Hunter wrote:
> There are only 3 differences (not including the name) in the definitions
> of the gic_chip and gic_eoimode1_chip structures. Instead of statically
> defining the gic_eoimode1_chip structure, remove it and populate the
> eoimode1 functions dynamically for the appropriate GIC irqchips.
> 
> Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
> ---
>  drivers/irqchip/irq-gic.c | 26 +++++---------------------
>  1 file changed, 5 insertions(+), 21 deletions(-)
> 
> diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
> index fcbe0b90870d..94ad60c424a7 100644
> --- a/drivers/irqchip/irq-gic.c
> +++ b/drivers/irqchip/irq-gic.c
> @@ -394,23 +394,6 @@ static struct irq_chip gic_chip = {
>  				  IRQCHIP_MASK_ON_SUSPEND,
>  };
>  
> -static struct irq_chip gic_eoimode1_chip = {
> -	.name			= "GICv2",
> -	.irq_mask		= gic_eoimode1_mask_irq,
> -	.irq_unmask		= gic_unmask_irq,
> -	.irq_eoi		= gic_eoimode1_eoi_irq,
> -	.irq_set_type		= gic_set_type,
> -#ifdef CONFIG_SMP
> -	.irq_set_affinity	= gic_set_affinity,
> -#endif
> -	.irq_get_irqchip_state	= gic_irq_get_irqchip_state,
> -	.irq_set_irqchip_state	= gic_irq_set_irqchip_state,
> -	.irq_set_vcpu_affinity	= gic_irq_set_vcpu_affinity,
> -	.flags			= IRQCHIP_SET_TYPE_MASKED |
> -				  IRQCHIP_SKIP_SET_WAKE |
> -				  IRQCHIP_MASK_ON_SUSPEND,
> -};
> -
>  void __init gic_cascade_irq(unsigned int gic_nr, unsigned int irq)
>  {
>  	BUG_ON(gic_nr >= CONFIG_ARM_GIC_MAX_NR);
> @@ -1030,13 +1013,14 @@ static void __init __gic_init_bases(unsigned int gic_nr, int irq_start,
>  	gic_check_cpu_features();
>  
>  	gic = &gic_data[gic_nr];
> +	gic->chip = gic_chip;
> +	gic->chip.name = kasprintf(GFP_KERNEL, "GIC-%d", gic_nr);
>  
>  	/* Initialize irq_chip */
>  	if (static_key_true(&supports_deactivate) && gic_nr == 0) {
> -		gic->chip = gic_eoimode1_chip;
> -	} else {
> -		gic->chip = gic_chip;
> -		gic->chip.name = kasprintf(GFP_KERNEL, "GIC-%d", gic_nr);
> +		gic->chip.irq_mask = gic_eoimode1_mask_irq;
> +		gic->chip.irq_eoi = gic_eoimode1_eoi_irq;
> +		gic->chip.irq_set_vcpu_affinity = gic_irq_set_vcpu_affinity;
>  	}
>  
>  #ifdef CONFIG_GIC_NON_BANKED
> 

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