1 files changed, 65 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/skl_scaler.h b/drivers/gpu/drm/i915/display/skl_scaler.h
new file mode 100644
index 000000000000..7e8d819c019d
--- /dev/null
+++ b/drivers/gpu/drm/i915/display/skl_scaler.h
@@ -0,0 +1,65 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2020 Intel Corporation
+ */
+#ifndef INTEL_SCALER_H
+#define INTEL_SCALER_H
+
+enum drm_mode_status;
+struct drm_display_mode;
+struct intel_atomic_state;
+struct intel_crtc;
+struct intel_crtc_state;
+struct intel_display;
+struct intel_dsb;
+enum intel_output_format;
+struct intel_plane;
+struct intel_plane_state;
+
+int skl_update_scaler_crtc(struct intel_crtc_state *crtc_state);
+
+int skl_update_scaler_plane(struct intel_crtc_state *crtc_state,
+			    struct intel_plane_state *plane_state);
+
+int intel_atomic_setup_scalers(struct intel_atomic_state *state,
+			       struct intel_crtc *crtc);
+
+void skl_pfit_enable(const struct intel_crtc_state *crtc_state);
+
+void skl_program_plane_scaler(struct intel_dsb *dsb,
+			      struct intel_plane *plane,
+			      const struct intel_crtc_state *crtc_state,
+			      const struct intel_plane_state *plane_state);
+void skl_detach_scalers(struct intel_dsb *dsb,
+			const struct intel_crtc_state *crtc_state);
+void skl_scaler_disable(const struct intel_crtc_state *old_crtc_state);
+
+void skl_scaler_get_config(struct intel_crtc_state *crtc_state);
+
+void skl_scaler_setup_casf(struct intel_crtc_state *crtc_state);
+
+enum drm_mode_status
+skl_scaler_mode_valid(struct intel_display *display,
+		      const struct drm_display_mode *mode,
+		      enum intel_output_format output_format,
+		      int num_joined_pipes);
+
+void adl_scaler_ecc_mask(const struct intel_crtc_state *crtc_state);
+
+void adl_scaler_ecc_unmask(const struct intel_crtc_state *crtc_state);
+
+unsigned int skl_scaler_max_total_scale(const struct intel_crtc_state *crtc_state);
+unsigned int skl_scaler_max_scale(const struct intel_crtc_state *crtc_state);
+unsigned int skl_scaler_max_hscale(const struct intel_crtc_state *crtc_state);
+
+unsigned int skl_scaler_1st_prefill_adjustment_worst(const struct intel_crtc_state *crtc_state);
+unsigned int skl_scaler_2nd_prefill_adjustment_worst(const struct intel_crtc_state *crtc_state);
+unsigned int skl_scaler_1st_prefill_lines_worst(const struct intel_crtc_state *crtc_state);
+unsigned int skl_scaler_2nd_prefill_lines_worst(const struct intel_crtc_state *crtc_state);
+
+unsigned int skl_scaler_1st_prefill_adjustment(const struct intel_crtc_state *crtc_state);
+unsigned int skl_scaler_2nd_prefill_adjustment(const struct intel_crtc_state *crtc_state);
+unsigned int skl_scaler_1st_prefill_lines(const struct intel_crtc_state *crtc_state);
+unsigned int skl_scaler_2nd_prefill_lines(const struct intel_crtc_state *crtc_state);
+
+#endif