On Fri, Jun 20, 2014 at 05:01:21PM +0200, Boris BREZILLON wrote:
> Export the generic irq map function in order to provide irq_domain ops with
> generic mapping and specific of xlate function (needed by the new atmel
> AIC driver).
>
> Signed-off-by: Boris BREZILLON <boris.brezillon@xxxxxxxxxxxxxxxxxx>
> ---
> include/linux/irq.h | 2 ++
> kernel/irq/generic-chip.c | 5 +++--
> 2 files changed, 5 insertions(+), 2 deletions(-)
>
> diff --git a/include/linux/irq.h b/include/linux/irq.h
> index 0d998d8..62af592 100644
> --- a/include/linux/irq.h
> +++ b/include/linux/irq.h
> @@ -771,6 +771,8 @@ void irq_gc_eoi(struct irq_data *d);
> int irq_gc_set_wake(struct irq_data *d, unsigned int on);
>
> /* Setup functions for irq_chip_generic */
> +int irq_map_generic_chip(struct irq_domain *d, unsigned int virq,
> + irq_hw_number_t hw_irq);
> struct irq_chip_generic *
> irq_alloc_generic_chip(const char *name, int nr_ct, unsigned int irq_base,
> void __iomem *reg_base, irq_flow_handler_t handler);
> diff --git a/kernel/irq/generic-chip.c b/kernel/irq/generic-chip.c
> index 452d6f2..cf80e7b 100644
> --- a/kernel/irq/generic-chip.c
> +++ b/kernel/irq/generic-chip.c
> @@ -341,8 +341,8 @@ static struct lock_class_key irq_nested_lock_class;
> /*
> * irq_map_generic_chip - Map a generic chip for an irq domain
> */
> -static int irq_map_generic_chip(struct irq_domain *d, unsigned int virq,
> - irq_hw_number_t hw_irq)
> +int irq_map_generic_chip(struct irq_domain *d, unsigned int virq,
> + irq_hw_number_t hw_irq)
> {
> struct irq_data *data = irq_get_irq_data(virq);
> struct irq_domain_chip_generic *dgc = d->gc;
> @@ -394,6 +394,7 @@ static int irq_map_generic_chip(struct irq_domain *d, unsigned int virq,
> irq_modify_status(virq, dgc->irq_flags_to_clear, dgc->irq_flags_to_set);
> return 0;
> }
> +EXPORT_SYMBOL_GPL(irq_map_generic_chip);
>
> struct irq_domain_ops irq_generic_chip_ops = {
> .map = irq_map_generic_chip,
Why can't you use irq_generic_chip_ops.map in your code and avoid this
patch entirely?
thx,
Jason.
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