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ACPI: Return translation offset when parsing ACPI address space resources

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Change function acpi_dev_resource_address_space() and
acpi_dev_resource_ext_address_space() to return address space
translation offset.

It's based on a patch from Yinghai Lu <yinghai@kernel.org>.

Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Jiang Liu
2015-02-02 10:42:58 +08:00
committed by Rafael J. Wysocki
parent a274019fc3
commit a49170b552
3 changed files with 54 additions and 42 deletions
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9
include/linux/acpi.h
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@@ -285,12 +285,17 @@ extern int pnpacpi_disabled;
#define PXM_INVAL (-1)
struct resource_win {
struct resource res;
resource_size_t offset;
};
bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res);
bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res);
bool acpi_dev_resource_address_space(struct acpi_resource *ares,
struct resource *res);
struct resource_win *win);
bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares,
struct resource *res);
struct resource_win *win);
unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable);
bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index,
struct resource *res);