1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display_conversion.c b/drivers/gpu/drm/i915/display/intel_display_conversion.c
new file mode 100644
index 000000000000..9a47aa38cf82
--- /dev/null
+++ b/drivers/gpu/drm/i915/display/intel_display_conversion.c
@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: MIT
+/* Copyright © 2024 Intel Corporation */
+
+#include <drm/intel/display_member.h>
+
+#include "intel_display_conversion.h"
+
+struct intel_display *__drm_to_display(struct drm_device *drm)
+{
+	/*
+	 * Note: This relies on both struct drm_i915_private and struct
+	 * xe_device having the struct drm_device and struct intel_display *
+	 * members at the same relative offsets, as defined by struct
+	 * __intel_generic_device.
+	 *
+	 * See also INTEL_DISPLAY_MEMBER_STATIC_ASSERT().
+	 */
+	struct __intel_generic_device *d = container_of(drm, struct __intel_generic_device, drm);
+
+	return d->display;
+}