1 files changed, 61 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_psr.h b/drivers/gpu/drm/i915/display/intel_psr.h
new file mode 100644
index 000000000..2ac3a46cc
--- /dev/null
+++ b/drivers/gpu/drm/i915/display/intel_psr.h
@@ -0,0 +1,61 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2019 Intel Corporation
+ */
+
+#ifndef __INTEL_PSR_H__
+#define __INTEL_PSR_H__
+
+#include <linux/types.h>
+
+enum fb_op_origin;
+struct drm_connector;
+struct drm_connector_state;
+struct drm_i915_private;
+struct intel_atomic_state;
+struct intel_crtc;
+struct intel_crtc_state;
+struct intel_dp;
+struct intel_encoder;
+struct intel_plane;
+struct intel_plane_state;
+
+void intel_psr_init_dpcd(struct intel_dp *intel_dp);
+void intel_psr_pre_plane_update(struct intel_atomic_state *state,
+				struct intel_crtc *crtc);
+void intel_psr_post_plane_update(const struct intel_atomic_state *state);
+void intel_psr_disable(struct intel_dp *intel_dp,
+		       const struct intel_crtc_state *old_crtc_state);
+int intel_psr_debug_set(struct intel_dp *intel_dp, u64 value);
+void intel_psr_invalidate(struct drm_i915_private *dev_priv,
+			  unsigned frontbuffer_bits,
+			  enum fb_op_origin origin);
+void intel_psr_flush(struct drm_i915_private *dev_priv,
+		     unsigned frontbuffer_bits,
+		     enum fb_op_origin origin);
+void intel_psr_init(struct intel_dp *intel_dp);
+void intel_psr_compute_config(struct intel_dp *intel_dp,
+			      struct intel_crtc_state *crtc_state,
+			      struct drm_connector_state *conn_state);
+void intel_psr_get_config(struct intel_encoder *encoder,
+			  struct intel_crtc_state *pipe_config);
+void intel_psr_irq_handler(struct intel_dp *intel_dp, u32 psr_iir);
+void intel_psr_short_pulse(struct intel_dp *intel_dp);
+void intel_psr_wait_for_idle_locked(const struct intel_crtc_state *new_crtc_state);
+bool intel_psr_enabled(struct intel_dp *intel_dp);
+int intel_psr2_sel_fetch_update(struct intel_atomic_state *state,
+				struct intel_crtc *crtc);
+void intel_psr2_program_trans_man_trk_ctl(const struct intel_crtc_state *crtc_state);
+void intel_psr2_program_plane_sel_fetch(struct intel_plane *plane,
+					const struct intel_crtc_state *crtc_state,
+					const struct intel_plane_state *plane_state,
+					int color_plane);
+void intel_psr2_disable_plane_sel_fetch(struct intel_plane *plane,
+					const struct intel_crtc_state *crtc_state);
+void intel_psr_pause(struct intel_dp *intel_dp);
+void intel_psr_resume(struct intel_dp *intel_dp);
+
+void intel_psr_lock(const struct intel_crtc_state *crtc_state);
+void intel_psr_unlock(const struct intel_crtc_state *crtc_state);
+
+#endif /* __INTEL_PSR_H__ */