1 #ifndef __ACPI_VIDEO_H 2 #define __ACPI_VIDEO_H 3 4 #if (defined CONFIG_ACPI_VIDEO || defined CONFIG_ACPI_VIDEO_MODULE) 5 extern int acpi_video_register(void); 6 extern void acpi_video_unregister(void); 7 #else 8 static inline int acpi_video_register(void) { return 0; } 9 static inline void acpi_video_unregister(void) { return; } 10 #endif 11 12 #endif 13 14