From: Patrick Mochel <mochel@xxxxxxxxxxxxxxx>
Add device_driver into acpi_driver for driver model.
Add helper functions 'to_acpi_device' and 'to_acpi_driver'
to get structure acpi_device/acpi_driver by device/device_driver.
Signed-off-by: Zhang Rui <rui.zhang@xxxxxxxxx>
Signed-off-by: Len Brown <len.brown@xxxxxxxxx>
---
drivers/acpi/scan.c | 5 -----
include/acpi/acpi_bus.h | 3 +++
2 files changed, 3 insertions(+), 5 deletions(-)
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 1f75ba6..5b42948 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -222,11 +222,6 @@ acpi_eject_store(struct acpi_device *dev
/* --------------------------------------------------------------------------
ACPI Bus operations
-------------------------------------------------------------------------- */
-static inline struct acpi_device * to_acpi_device(struct device * dev)
-{
- return container_of(dev, struct acpi_device, dev);
-}
-
static int root_suspend(struct acpi_device * acpi_dev, pm_message_t state)
{
struct acpi_device * dev, * next;
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index f338e40..5282fe7 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -136,6 +136,7 @@ struct acpi_driver {
atomic_t references;
char *ids; /* Supported Hardware IDs */
struct acpi_device_ops ops;
+ struct device_driver drv;
};
/*
@@ -301,6 +302,8 @@ struct acpi_device {
};
#define acpi_driver_data(d) ((d)->driver_data)
+#define to_acpi_device(d) container_of(d, struct acpi_device, dev)
+#define to_acpi_driver(d) container_of(d, struct acpi_driver, drv)
/*
* Events
--
1.4.4.g59427
-
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