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Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_acpi.h')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_acpi.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_acpi.h b/drivers/gpu/drm/nouveau/nouveau_acpi.h
new file mode 100644
index 000000000..e39dd8b94
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nouveau_acpi.h
@@ -0,0 +1,27 @@
+/* SPDX-License-Identifier: MIT */
+#ifndef __NOUVEAU_ACPI_H__
+#define __NOUVEAU_ACPI_H__
+
+#define ROM_BIOS_PAGE 4096
+
+#if defined(CONFIG_ACPI) && defined(CONFIG_X86)
+bool nouveau_is_optimus(void);
+bool nouveau_is_v1_dsm(void);
+void nouveau_register_dsm_handler(void);
+void nouveau_unregister_dsm_handler(void);
+void nouveau_switcheroo_optimus_dsm(void);
+void *nouveau_acpi_edid(struct drm_device *, struct drm_connector *);
+bool nouveau_acpi_video_backlight_use_native(void);
+void nouveau_acpi_video_register_backlight(void);
+#else
+static inline bool nouveau_is_optimus(void) { return false; };
+static inline bool nouveau_is_v1_dsm(void) { return false; };
+static inline void nouveau_register_dsm_handler(void) {}
+static inline void nouveau_unregister_dsm_handler(void) {}
+static inline void nouveau_switcheroo_optimus_dsm(void) {}
+static inline void *nouveau_acpi_edid(struct drm_device *dev, struct drm_connector *connector) { return NULL; }
+static inline bool nouveau_acpi_video_backlight_use_native(void) { return true; }
+static inline void nouveau_acpi_video_register_backlight(void) {}
+#endif
+
+#endif