1/* SPDX-License-Identifier: MIT */
2/*
3 * Copyright © 2019 Intel Corporation
4 */
5
6#ifndef __INTEL_PSR_H__
7#define __INTEL_PSR_H__
8
9#include "intel_frontbuffer.h"
10
11struct drm_connector;
12struct drm_connector_state;
13struct drm_i915_private;
14struct intel_crtc_state;
15struct intel_dp;
16struct intel_crtc;
17struct intel_atomic_state;
18
19#define CAN_PSR(dev_priv) (HAS_PSR(dev_priv) && dev_priv->psr.sink_support)
20void intel_psr_init_dpcd(struct intel_dp *intel_dp);
21void intel_psr_enable(struct intel_dp *intel_dp,
22		      const struct intel_crtc_state *crtc_state,
23		      const struct drm_connector_state *conn_state);
24void intel_psr_disable(struct intel_dp *intel_dp,
25		       const struct intel_crtc_state *old_crtc_state);
26void intel_psr_update(struct intel_dp *intel_dp,
27		      const struct intel_crtc_state *crtc_state,
28		      const struct drm_connector_state *conn_state);
29int intel_psr_debug_set(struct drm_i915_private *dev_priv, u64 value);
30void intel_psr_invalidate(struct drm_i915_private *dev_priv,
31			  unsigned frontbuffer_bits,
32			  enum fb_op_origin origin);
33void intel_psr_flush(struct drm_i915_private *dev_priv,
34		     unsigned frontbuffer_bits,
35		     enum fb_op_origin origin);
36void intel_psr_init(struct drm_i915_private *dev_priv);
37void intel_psr_compute_config(struct intel_dp *intel_dp,
38			      struct intel_crtc_state *crtc_state);
39void intel_psr_irq_handler(struct drm_i915_private *dev_priv, u32 psr_iir);
40void intel_psr_short_pulse(struct intel_dp *intel_dp);
41int intel_psr_wait_for_idle(const struct intel_crtc_state *new_crtc_state,
42			    u32 *out_value);
43bool intel_psr_enabled(struct intel_dp *intel_dp);
44void intel_psr_atomic_check(struct drm_connector *connector,
45			    struct drm_connector_state *old_state,
46			    struct drm_connector_state *new_state);
47void intel_psr_set_force_mode_changed(struct intel_dp *intel_dp);
48void intel_psr2_sel_fetch_update(struct intel_atomic_state *state,
49				 struct intel_crtc *crtc);
50void intel_psr2_program_trans_man_trk_ctl(const struct intel_crtc_state *crtc_state);
51
52#endif /* __INTEL_PSR_H__ */
53