[PATCHv2 02/10] ARM: vic: MULTI_IRQ_HANDLER handler

Zoltan Devai zdevai at gmail.com
Fri Sep 30 01:03:41 EST 2011


2011/9/28 Jamie Iles <jamie at jamieiles.com>:
> Add a handler for the VIC that is suitable for MULTI_IRQ_HANDLER
> platforms.  This can replace the ASM entry macros for platforms that use
> the VIC.
>
> v2:     - allow the handler be used for !CONFIG_OF
>        - use irq_domain_to_irq()
>
> Cc: Rob Herring <robherring2 at gmail.com>
> Cc: Grant Likely <grant.likely at secretlab.ca>
> Signed-off-by: Jamie Iles <jamie at jamieiles.com>
> ---
>  arch/arm/common/vic.c               |   29 +++++++++++++++++++++++++++++
>  arch/arm/include/asm/hardware/vic.h |    4 ++++
>  2 files changed, 33 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/common/vic.c b/arch/arm/common/vic.c
> index 3f9c8f2..71adced 100644
> --- a/arch/arm/common/vic.c
> +++ b/arch/arm/common/vic.c

> +asmlinkage void __exception_irq_entry vic_handle_irq(struct pt_regs *regs)
> +{
> +       int i;
> +
> +       for (i = 0; i < vic_id; ++i)
> +               vic_single_handle_irq(&vic_devices[i], regs);
> +}
> +#endif /* CONFIG_MULTI_IRQ_HANDLER */

__exception_irq_entry doesn't compile with CONFIG_FUNCTION_GRAPH_TRACER enabled.
Either this file, or arch/arm/include/asm/system.h needs an #include
<linux/ftrace.h>

Cheers,
Zoltan


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