ACPI: Add field offset to struct resource_list_entry

Add field offset to struct resource_list_entry to host address space
translation offset so it could be used to represent bridge resources.

Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

2 files changed, 2 insertions, 0 deletions

diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
index 4dc8cfb2e94e..1c3abae6f2fa 100644
--- a/drivers/acpi/resource.c
+++ b/drivers/acpi/resource.c
@@ -472,6 +472,7 @@ static acpi_status acpi_dev_new_resource_entry(struct resource_win *win,
                 return AE_NO_MEMORY;
         }
         rentry->res = win->res;
+        rentry->offset = win->offset;
         list_add_tail(&rentry->node, c->list);
         c->count++;
         return AE_OK;
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index be9eaee8f4ae..21dac3cb62d2 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -303,6 +303,7 @@ bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index,
 struct resource_list_entry {
         struct list_head node;
         struct resource res;
+        resource_size_t offset;
 };
 
 void acpi_dev_free_resource_list(struct list_head *list);