1 files changed, 59 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_fbc.h b/drivers/gpu/drm/i915/display/intel_fbc.h
new file mode 100644
index 000000000000..91424563206a
--- /dev/null
+++ b/drivers/gpu/drm/i915/display/intel_fbc.h
@@ -0,0 +1,59 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2019 Intel Corporation
+ */
+
+#ifndef __INTEL_FBC_H__
+#define __INTEL_FBC_H__
+
+#include <linux/types.h>
+
+enum fb_op_origin;
+struct intel_atomic_state;
+struct intel_crtc;
+struct intel_crtc_state;
+struct intel_display;
+struct intel_dsb;
+struct intel_fbc;
+struct intel_plane;
+struct intel_plane_state;
+
+enum intel_fbc_id {
+	INTEL_FBC_A,
+	INTEL_FBC_B,
+	INTEL_FBC_C,
+	INTEL_FBC_D,
+
+	I915_MAX_FBCS,
+};
+
+int intel_fbc_atomic_check(struct intel_atomic_state *state);
+int intel_fbc_min_cdclk(const struct intel_crtc_state *crtc_state);
+bool intel_fbc_pre_update(struct intel_atomic_state *state,
+			  struct intel_crtc *crtc);
+void intel_fbc_post_update(struct intel_atomic_state *state,
+			   struct intel_crtc *crtc);
+void intel_fbc_init(struct intel_display *display);
+void intel_fbc_cleanup(struct intel_display *display);
+void intel_fbc_sanitize(struct intel_display *display);
+void intel_fbc_update(struct intel_atomic_state *state,
+		      struct intel_crtc *crtc);
+void intel_fbc_disable(struct intel_crtc *crtc);
+void intel_fbc_invalidate(struct intel_display *display,
+			  unsigned int frontbuffer_bits,
+			  enum fb_op_origin origin);
+void intel_fbc_flush(struct intel_display *display,
+		     unsigned int frontbuffer_bits, enum fb_op_origin origin);
+void intel_fbc_add_plane(struct intel_fbc *fbc, struct intel_plane *plane);
+void intel_fbc_handle_fifo_underrun_irq(struct intel_display *display);
+void intel_fbc_reset_underrun(struct intel_display *display);
+void intel_fbc_crtc_debugfs_add(struct intel_crtc *crtc);
+void intel_fbc_debugfs_register(struct intel_display *display);
+void intel_fbc_prepare_dirty_rect(struct intel_atomic_state *state,
+				  struct intel_crtc *crtc);
+void intel_fbc_dirty_rect_update_noarm(struct intel_dsb *dsb,
+				       struct intel_plane *plane);
+bool
+intel_fbc_is_enable_pixel_normalizer(const struct intel_plane_state *plane_state);
+
+#endif /* __INTEL_FBC_H__ */