1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_sbi.h b/drivers/gpu/drm/i915/intel_sbi.h
new file mode 100644
index 000000000000..f5a862210454
--- /dev/null
+++ b/drivers/gpu/drm/i915/intel_sbi.h
@@ -0,0 +1,23 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2013-2021 Intel Corporation
+ */
+
+#ifndef _INTEL_SBI_H_
+#define _INTEL_SBI_H_
+
+#include <linux/types.h>
+
+struct drm_i915_private;
+
+enum intel_sbi_destination {
+	SBI_ICLK,
+	SBI_MPHY,
+};
+
+u32 intel_sbi_read(struct drm_i915_private *i915, u16 reg,
+		   enum intel_sbi_destination destination);
+void intel_sbi_write(struct drm_i915_private *i915, u16 reg, u32 value,
+		     enum intel_sbi_destination destination);
+
+#endif /* _INTEL_SBI_H_ */