On Wed, Nov 25, 2020 at 6:25 PM John Garry <john.ga...@huawei.com> wrote:
>
> To allow the platform device to "put" an irq, make the function to reset
> an ACPI companion device irq resource public.
>
> Signed-off-by: John Garry <john.ga...@huawei.com>
I'd rather move it to kernel/resource.c as it is not ACPI-specific and
its only connection to ACPI is that it is used in the ACPI resources
management code.
> ---
> drivers/acpi/resource.c | 2 +-
> include/linux/acpi.h | 5 +++++
> 2 files changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
> index ad04824ca3ba..0999a98cab3c 100644
> --- a/drivers/acpi/resource.c
> +++ b/drivers/acpi/resource.c
> @@ -380,7 +380,7 @@ unsigned int acpi_dev_get_irq_type(int triggering, int
> polarity)
> }
> EXPORT_SYMBOL_GPL(acpi_dev_get_irq_type);
>
> -static void acpi_dev_irqresource_disabled(struct resource *res, u32 gsi)
> +void acpi_dev_irqresource_disabled(struct resource *res, u32 gsi)
> {
> res->start = gsi;
> res->end = gsi;
> diff --git a/include/linux/acpi.h b/include/linux/acpi.h
> index 39263c6b52e1..d5101e36a645 100644
> --- a/include/linux/acpi.h
> +++ b/include/linux/acpi.h
> @@ -467,6 +467,7 @@ bool acpi_dev_resource_ext_address_space(struct
> acpi_resource *ares,
> struct resource_win *win);
> unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable);
> unsigned int acpi_dev_get_irq_type(int triggering, int polarity);
> +void acpi_dev_irqresource_disabled(struct resource *res, u32 gsi);
> bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index,
> struct resource *res);
>
> @@ -939,6 +940,10 @@ static inline struct acpi_device
> *acpi_resource_consumer(struct resource *res)
> return NULL;
> }
>
> +static inline void acpi_dev_irqresource_disabled(struct resource *res, u32
> gsi)
> +{
> +}
> +
> #endif /* !CONFIG_ACPI */
>
> #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC
> --
> 2.26.2
>
