Re: [Xen-devel] [PATCH v2 17/41] arm : refactor gic into generic and dt specific parts

[Julien Grall <julien.grall@xxxxxxxxxx>]

Hi Parth,

On 17/05/15 21:03, Parth Dixit wrote:
> refactor gic related functions into dt and generic parts
> this will be helpful when adding acpi support for gic

Please explain why you don't refactor neither gic-hip04 and gic-v3.

> Signed-off-by: Parth Dixit <parth.dixit@xxxxxxxxxx>
> ---
>  xen/arch/arm/gic-v2.c | 13 ++++++++++---
>  xen/arch/arm/gic.c    |  7 ++++++-
>  2 files changed, 16 insertions(+), 4 deletions(-)
> 
> diff --git a/xen/arch/arm/gic-v2.c b/xen/arch/arm/gic-v2.c
> index 80acc62..7276951 100644
> --- a/xen/arch/arm/gic-v2.c
> +++ b/xen/arch/arm/gic-v2.c
> @@ -663,7 +663,7 @@ static hw_irq_controller gicv2_guest_irq_type = {
>      .set_affinity = gicv2_irq_set_affinity,
>  };
>  
> -static int __init gicv2_init(void)
> +static int __init dt_gicv2_init(void)
>  {
>      int res;
>      const struct dt_device_node *node = gicv2_info.node;
> @@ -689,6 +689,13 @@ static int __init gicv2_init(void)
>          panic("GICv2: Cannot find the maintenance IRQ");
>      gicv2_info.maintenance_irq = res;
>  
> +    return 0;
> +}
> +
> +static int gicv2_init(void)

static init __init

> +{
> +     dt_gicv2_init();
> +
>      /* TODO: Add check on distributor, cpu size */
>  
>      printk("GICv2 initialization:\n"
> @@ -763,7 +770,7 @@ const static struct gic_hw_operations gicv2_ops = {
>  };
>  
>  /* Set up the GIC */
> -static int __init gicv2_preinit(struct dt_device_node *node, const void 
> *data)
> +static int __init dt_gicv2_preinit(struct dt_device_node *node, const void 
> *data)

This line is too long now.

>  {
>      gicv2_info.hw_version = GIC_V2;
>      gicv2_info.node = node;
> @@ -781,7 +788,7 @@ static const struct dt_device_match gicv2_dt_match[] 
> __initconst =
>  
>  DT_DEVICE_START(gicv2, "GICv2", DEVICE_GIC)
>          .dt_match = gicv2_dt_match,
> -        .init = gicv2_preinit,
> +        .init = dt_gicv2_preinit,
>  DT_DEVICE_END
>  
>  /*
> diff --git a/xen/arch/arm/gic.c b/xen/arch/arm/gic.c
> index f023e4f..701c306 100644
> --- a/xen/arch/arm/gic.c
> +++ b/xen/arch/arm/gic.c
> @@ -231,7 +231,7 @@ int gic_irq_xlate(const u32 *intspec, unsigned int 
> intsize,
>  /* Find the interrupt controller and set up the callback to translate
>   * device tree IRQ.
>   */
> -void __init gic_preinit(void)
> +void __init dt_gic_preinit(void)

This function is not exported, so it should be static.

>  {
>      int rc;
>      struct dt_device_node *node;
> @@ -261,6 +261,11 @@ void __init gic_preinit(void)
>      dt_device_set_used_by(node, DOMID_XEN);
>  }
>  
> +void __init gic_preinit(void)
> +{
> +    dt_gic_preinit();
> +}
> +
>  /* Set up the GIC */
>  void __init gic_init(void)
>  {
> 

Regards,


-- 
Julien Grall

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