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    SubjectRe: [PATCH v4 2/5] resource: Add irqresource_disabled()
    On Mon, Nov 30, 2020 at 6:41 PM John Garry <john.garry@huawei.com> wrote:
    >
    > Add a common function to set the fields for a irq resource to disabled,
    > which mimics what is done in acpi_dev_irqresource_disabled(), with a view
    > to replace that function.
    >
    > Signed-off-by: John Garry <john.garry@huawei.com>

    Reviewed-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

    > ---
    > include/linux/ioport.h | 7 +++++++
    > 1 file changed, 7 insertions(+)
    >
    > diff --git a/include/linux/ioport.h b/include/linux/ioport.h
    > index 5135d4b86cd6..f9bf374f9633 100644
    > --- a/include/linux/ioport.h
    > +++ b/include/linux/ioport.h
    > @@ -307,6 +307,13 @@ struct resource *devm_request_free_mem_region(struct device *dev,
    > struct resource *request_free_mem_region(struct resource *base,
    > unsigned long size, const char *name);
    >
    > +static inline void irqresource_disabled(struct resource *res, u32 irq)
    > +{
    > + res->start = irq;
    > + res->end = irq;
    > + res->flags = IORESOURCE_IRQ | IORESOURCE_DISABLED | IORESOURCE_UNSET;
    > +}
    > +
    > #ifdef CONFIG_IO_STRICT_DEVMEM
    > void revoke_devmem(struct resource *res);
    > #else
    > --
    > 2.26.2
    >

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