1 files changed, 98 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_pch_display.h b/drivers/gpu/drm/i915/display/intel_pch_display.h
new file mode 100644
index 000000000000..cd6b3ed05887
--- /dev/null
+++ b/drivers/gpu/drm/i915/display/intel_pch_display.h
@@ -0,0 +1,98 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2021 Intel Corporation
+ */
+
+#ifndef _INTEL_PCH_DISPLAY_H_
+#define _INTEL_PCH_DISPLAY_H_
+
+#include <linux/types.h>
+
+enum pipe;
+struct intel_atomic_state;
+struct intel_crtc;
+struct intel_crtc_state;
+struct intel_display;
+struct intel_link_m_n;
+
+#ifdef I915
+bool intel_has_pch_trancoder(struct intel_display *display,
+			     enum pipe pch_transcoder);
+enum pipe intel_crtc_pch_transcoder(struct intel_crtc *crtc);
+
+void ilk_pch_pre_enable(struct intel_atomic_state *state,
+			struct intel_crtc *crtc);
+void ilk_pch_enable(struct intel_atomic_state *state,
+		    struct intel_crtc *crtc);
+void ilk_pch_disable(struct intel_atomic_state *state,
+		     struct intel_crtc *crtc);
+void ilk_pch_post_disable(struct intel_atomic_state *state,
+			  struct intel_crtc *crtc);
+void ilk_pch_get_config(struct intel_crtc_state *crtc_state);
+
+void lpt_pch_enable(struct intel_atomic_state *state,
+		    struct intel_crtc *crtc);
+void lpt_pch_disable(struct intel_atomic_state *state,
+		     struct intel_crtc *crtc);
+void lpt_pch_get_config(struct intel_crtc_state *crtc_state);
+
+void intel_pch_transcoder_get_m1_n1(struct intel_crtc *crtc,
+				    struct intel_link_m_n *m_n);
+void intel_pch_transcoder_get_m2_n2(struct intel_crtc *crtc,
+				    struct intel_link_m_n *m_n);
+
+void intel_pch_sanitize(struct intel_display *display);
+#else
+static inline bool intel_has_pch_trancoder(struct intel_display *display,
+					   enum pipe pch_transcoder)
+{
+	return false;
+}
+static inline int intel_crtc_pch_transcoder(struct intel_crtc *crtc)
+{
+	return 0;
+}
+static inline void ilk_pch_pre_enable(struct intel_atomic_state *state,
+				      struct intel_crtc *crtc)
+{
+}
+static inline void ilk_pch_enable(struct intel_atomic_state *state,
+				  struct intel_crtc *crtc)
+{
+}
+static inline void ilk_pch_disable(struct intel_atomic_state *state,
+				   struct intel_crtc *crtc)
+{
+}
+static inline void ilk_pch_post_disable(struct intel_atomic_state *state,
+					struct intel_crtc *crtc)
+{
+}
+static inline void ilk_pch_get_config(struct intel_crtc_state *crtc_state)
+{
+}
+static inline void lpt_pch_enable(struct intel_atomic_state *state,
+				  struct intel_crtc *crtc)
+{
+}
+static inline void lpt_pch_disable(struct intel_atomic_state *state,
+				   struct intel_crtc *crtc)
+{
+}
+static inline void lpt_pch_get_config(struct intel_crtc_state *crtc_state)
+{
+}
+static inline void intel_pch_transcoder_get_m1_n1(struct intel_crtc *crtc,
+						  struct intel_link_m_n *m_n)
+{
+}
+static inline void intel_pch_transcoder_get_m2_n2(struct intel_crtc *crtc,
+						  struct intel_link_m_n *m_n)
+{
+}
+static inline void intel_pch_sanitize(struct intel_display *display)
+{
+}
+#endif
+
+#endif