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authorLen Brown <len.brown@intel.com>2008-11-12 03:15:50 +0100
committerLen Brown <len.brown@intel.com>2008-11-12 03:15:50 +0100
commitf398778aa336a2919ee04ba45d915007230c6957 (patch)
treec7244cd1d4af8d99c861b21ebcaeabf23e355b9f /include
parentMerge branch 'sysfs' into release (diff)
parentthinkpad_acpi: fingers off backlight if video.ko is serving this functionality (diff)
downloadlinux-f398778aa336a2919ee04ba45d915007230c6957.tar.xz
linux-f398778aa336a2919ee04ba45d915007230c6957.zip
Merge branch 'video' into release
Conflicts: Documentation/kernel-parameters.txt Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'include')
-rw-r--r--include/acpi/acpi_bus.h2
-rw-r--r--include/linux/acpi.h44
2 files changed, 46 insertions, 0 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 54a279e44c9a..e9f6574930ef 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -380,6 +380,8 @@ struct acpi_bus_type {
int register_acpi_bus_type(struct acpi_bus_type *);
int unregister_acpi_bus_type(struct acpi_bus_type *);
struct device *acpi_get_physical_device(acpi_handle);
+struct device *acpi_get_physical_pci_device(acpi_handle);
+
/* helper */
acpi_handle acpi_get_child(acpi_handle, acpi_integer);
acpi_handle acpi_get_pci_rootbridge_handle(unsigned int, unsigned int);
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index d7846bdd2721..fba8051fb297 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -190,6 +190,50 @@ extern bool wmi_has_guid(const char *guid);
#endif /* CONFIG_ACPI_WMI */
+#define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001
+#define ACPI_VIDEO_DEVICE_POSTING 0x0002
+#define ACPI_VIDEO_ROM_AVAILABLE 0x0004
+#define ACPI_VIDEO_BACKLIGHT 0x0008
+#define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010
+#define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020
+#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040
+#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080
+#define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100
+#define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200
+#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400
+#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800
+
+#if defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE)
+
+extern long acpi_video_get_capabilities(acpi_handle graphics_dev_handle);
+extern long acpi_is_video_device(struct acpi_device *device);
+extern int acpi_video_backlight_support(void);
+extern int acpi_video_display_switch_support(void);
+
+#else
+
+static inline long acpi_video_get_capabilities(acpi_handle graphics_dev_handle)
+{
+ return 0;
+}
+
+static inline long acpi_is_video_device(struct acpi_device *device)
+{
+ return 0;
+}
+
+static inline int acpi_video_backlight_support(void)
+{
+ return 0;
+}
+
+static inline int acpi_video_display_switch_support(void)
+{
+ return 0;
+}
+
+#endif /* defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE) */
+
extern int acpi_blacklisted(void);
#ifdef CONFIG_DMI
extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d);