Re: linux-next: manual merge of the irqdomain tree with the arm tree

From: Grant Likely
Date: Thu Feb 09 2012 - 01:29:30 EST


On Wed, Feb 8, 2012 at 8:14 PM, Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
> Hi Grant,
>
> Today's linux-next merge of the irqdomain tree got a conflict in
> arch/arm/common/gic.c between commit c11907f588d6 ("ARM: 7318/1: gic:
> refactor irq_start assignment") from the arm tree and commit 7da5a66bbf1f
> ("irq_domain: Remove 'new' irq_domain in favour of the ppc one") from the
> irqdomain tree.
>
> I fixed it up (see below) and can carry the fix as necessary.

Thanks Stephen.

The context fixup looks correct to me. I'll test the current
linux-next tree when I get a chance (I'm at a conference at the
moment).


g.

> --
> Cheers,
> Stephen Rothwell                    sfr@xxxxxxxxxxxxxxxx
>
> diff --cc arch/arm/common/gic.c
> index ca6b5dd,8cf934c..0000000
> --- a/arch/arm/common/gic.c
> +++ b/arch/arm/common/gic.c
> @@@ -348,12 -344,15 +345,11 @@@ void __init gic_cascade_irq(unsigned in
>
>  static void __init gic_dist_init(struct gic_chip_data *gic)
>  {
> -       unsigned int i, irq;
> +       unsigned int i;
>        u32 cpumask;
>        unsigned int gic_irqs = gic->gic_irqs;
> -       struct irq_domain *domain = &gic->domain;
>        void __iomem *base = gic_data_dist_base(gic);
>  -      u32 cpu = 0;
>  -
>  -#ifdef CONFIG_SMP
>  -      cpu = cpu_logical_map(smp_processor_id());
>  -#endif
>  +      u32 cpu = cpu_logical_map(smp_processor_id());
>
>        cpumask = 1 << cpu;
>        cpumask |= cpumask << 8;
> @@@ -694,12 -689,13 +686,12 @@@ void __init gic_init_bases(unsigned in
>         * For primary GICs, skip over SGIs.
>         * For secondary GICs, skip over PPIs, too.
>         */
>  -      hwirq_base = 32;
>  -      if (gic_nr == 0) {
>  -              if ((irq_start & 31) > 0) {
>  -                      hwirq_base = 16;
>  -                      if (irq_start != -1)
>  -                              irq_start = (irq_start & ~31) + 16;
>  -              }
>  +      if (gic_nr == 0 && (irq_start & 31) > 0) {
> -               domain->hwirq_base = 16;
> ++              hwirq_base = 16;
>  +              if (irq_start != -1)
>  +                      irq_start = (irq_start & ~31) + 16;
>  +      } else {
> -               domain->hwirq_base = 32;
> ++              hwirq_base = 32;
>        }
>
>        /*



--
Grant Likely, B.Sc., P.Eng.
Secret Lab Technologies Ltd.
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