Commit 3353bebe authored by Len Brown's avatar Len Brown
Browse files

ACPI: video: fix build for VIDEO_OUTPUT_CONTROL=n 



drivers/built-in.o: In function `acpi_video_bus_put_devices':
video.c:(.text+0x79663): undefined reference to
`video_output_unregister'
drivers/built-in.o: In function `acpi_video_bus_add':
video.c:(.text+0x7b0b3): undefined reference to `video_output_register'

Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent e8a7e48b

include/linux/video_output.h

+15 −0
Original line number Diff line number Diff line
@@ -23,6 +23,7 @@ 
#ifndef _LINUX_VIDEO_OUTPUT_H

#define _LINUX_VIDEO_OUTPUT_H

#include <linux/device.h>

#include <linux/err.h>

struct output_device;

struct output_properties {

	int (*set_state)(struct output_device *);
@@ -34,9 +35,23 @@ struct output_device { 
	struct device dev;

};

#define to_output_device(obj) container_of(obj, struct output_device, dev)

#if	defined(CONFIG_VIDEO_OUTPUT_CONTROL) || defined(CONFIG_VIDEO_OUTPUT_CONTROL_MODULE)

struct output_device *video_output_register(const char *name,

	struct device *dev,

	void *devdata,

	struct output_properties *op);

void video_output_unregister(struct output_device *dev);

#else

static struct output_device *video_output_register(const char *name,

        struct device *dev,

        void *devdata,

        struct output_properties *op)

{

	return ERR_PTR(-ENODEV);

}

static void video_output_unregister(struct output_device *dev)

{

	return;

}

#endif

#endif

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