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-rw-r--r--include/acpi/video.h5
-rw-r--r--include/linux/acpi.h2
-rw-r--r--include/linux/video_output.h15
3 files changed, 20 insertions, 2 deletions
diff --git a/include/acpi/video.h b/include/acpi/video.h
index 551793c9b6e..0e98e679d3a 100644
--- a/include/acpi/video.h
+++ b/include/acpi/video.h
@@ -1,6 +1,10 @@
#ifndef __ACPI_VIDEO_H
#define __ACPI_VIDEO_H
+#include <linux/errno.h> /* for ENODEV */
+
+struct acpi_device;
+
#define ACPI_VIDEO_DISPLAY_CRT 1
#define ACPI_VIDEO_DISPLAY_TV 2
#define ACPI_VIDEO_DISPLAY_DVI 3
@@ -26,4 +30,3 @@ static inline int acpi_video_get_edid(struct acpi_device *device, int type,
#endif
#endif
-
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 050a7bccb83..67c91b4418b 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -219,7 +219,7 @@ static inline int acpi_video_display_switch_support(void)
extern int acpi_blacklisted(void);
extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d);
-extern int acpi_osi_setup(char *str);
+extern void acpi_osi_setup(char *str);
#ifdef CONFIG_ACPI_NUMA
int acpi_get_pxm(acpi_handle handle);
diff --git a/include/linux/video_output.h b/include/linux/video_output.h
index 2fb46bc9340..ed5cdeb3604 100644
--- a/include/linux/video_output.h
+++ b/include/linux/video_output.h
@@ -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