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Commit caf5c03f authored by Rafael J. Wysocki's avatar Rafael J. Wysocki
Browse files

ACPI: Move acpi_bus_get_device() from bus.c to scan.c 



Move acpi_bus_get_device() from bus.c to scan.c which allows
acpi_bus_data_handler() to become static and clean up the latter.

Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent 62eb4b07

drivers/acpi/bus.c

+0 −21
Original line number Diff line number Diff line
@@ -89,27 +89,6 @@ static struct dmi_system_id dsdt_dmi_table[] __initdata = { 
                                Device Management

   -------------------------------------------------------------------------- */



int acpi_bus_get_device(acpi_handle handle, struct acpi_device **device)

{

	acpi_status status;



	if (!device)

		return -EINVAL;



	/* TBD: Support fixed-feature devices */



	status = acpi_get_data(handle, acpi_bus_data_handler, (void **)device);

	if (ACPI_FAILURE(status) || !*device) {

		ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No context for object [%p]\n",

				  handle));

		return -ENODEV;

	}



	return 0;

}



EXPORT_SYMBOL(acpi_bus_get_device);



acpi_status acpi_bus_get_status_handle(acpi_handle handle,

				       unsigned long long *sta)

{

drivers/acpi/scan.c

+22 −8
Original line number Diff line number Diff line
@@ -997,6 +997,28 @@ struct bus_type acpi_bus_type = { 
	.uevent		= acpi_device_uevent,

};



static void acpi_bus_data_handler(acpi_handle handle, void *context)

{

	/* Intentionally empty. */

}



int acpi_bus_get_device(acpi_handle handle, struct acpi_device **device)

{

	acpi_status status;



	if (!device)

		return -EINVAL;



	status = acpi_get_data(handle, acpi_bus_data_handler, (void **)device);

	if (ACPI_FAILURE(status) || !*device) {

		ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No context for object [%p]\n",

				  handle));

		return -ENODEV;

	}

	return 0;

}

EXPORT_SYMBOL_GPL(acpi_bus_get_device);



int acpi_device_add(struct acpi_device *device,

		    void (*release)(struct device *))

{
@@ -1208,14 +1230,6 @@ acpi_bus_get_ejd(acpi_handle handle, acpi_handle *ejd) 
}

EXPORT_SYMBOL_GPL(acpi_bus_get_ejd);



void acpi_bus_data_handler(acpi_handle handle, void *context)

{



	/* TBD */



	return;

}



static int acpi_bus_extract_wakeup_device_power_package(acpi_handle handle,

					struct acpi_device_wakeup *wakeup)

{

include/acpi/acpi_bus.h

+0 −1
Original line number Diff line number Diff line
@@ -363,7 +363,6 @@ extern void unregister_acpi_bus_notifier(struct notifier_block *nb); 
 */



int acpi_bus_get_device(acpi_handle handle, struct acpi_device **device);

void acpi_bus_data_handler(acpi_handle handle, void *context);

acpi_status acpi_bus_get_status_handle(acpi_handle handle,

				       unsigned long long *sta);

int acpi_bus_get_status(struct acpi_device *device);