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 <linux/types.h>
10
11enum fb_op_origin;
12struct drm_connector;
13struct drm_connector_state;
14struct drm_i915_private;
15struct intel_atomic_state;
16struct intel_connector;
17struct intel_crtc;
18struct intel_crtc_state;
19struct intel_dp;
20struct intel_encoder;
21struct intel_plane;
22struct intel_plane_state;
23
24bool intel_encoder_can_psr(struct intel_encoder *encoder);
25void intel_psr_init_dpcd(struct intel_dp *intel_dp);
26void intel_psr_pre_plane_update(struct intel_atomic_state *state,
27				struct intel_crtc *crtc);
28void intel_psr_post_plane_update(struct intel_atomic_state *state,
29				 struct intel_crtc *crtc);
30void intel_psr_disable(struct intel_dp *intel_dp,
31		       const struct intel_crtc_state *old_crtc_state);
32int intel_psr_debug_set(struct intel_dp *intel_dp, u64 value);
 
 
 
33void intel_psr_invalidate(struct drm_i915_private *dev_priv,
34			  unsigned frontbuffer_bits,
35			  enum fb_op_origin origin);
36void intel_psr_flush(struct drm_i915_private *dev_priv,
37		     unsigned frontbuffer_bits,
38		     enum fb_op_origin origin);
39void intel_psr_init(struct intel_dp *intel_dp);
40void intel_psr_compute_config(struct intel_dp *intel_dp,
41			      struct intel_crtc_state *crtc_state,
42			      struct drm_connector_state *conn_state);
43void intel_psr_get_config(struct intel_encoder *encoder,
44			  struct intel_crtc_state *pipe_config);
45void intel_psr_irq_handler(struct intel_dp *intel_dp, u32 psr_iir);
46void intel_psr_short_pulse(struct intel_dp *intel_dp);
47void intel_psr_wait_for_idle_locked(const struct intel_crtc_state *new_crtc_state);
 
48bool intel_psr_enabled(struct intel_dp *intel_dp);
49int intel_psr2_sel_fetch_update(struct intel_atomic_state *state,
50				struct intel_crtc *crtc);
51void intel_psr2_program_trans_man_trk_ctl(const struct intel_crtc_state *crtc_state);
52void intel_psr_pause(struct intel_dp *intel_dp);
53void intel_psr_resume(struct intel_dp *intel_dp);
54
55void intel_psr_lock(const struct intel_crtc_state *crtc_state);
56void intel_psr_unlock(const struct intel_crtc_state *crtc_state);
57void intel_psr_connector_debugfs_add(struct intel_connector *connector);
58void intel_psr_debugfs_register(struct drm_i915_private *i915);
59
60#endif /* __INTEL_PSR_H__ */

 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;
 
 
 
16
17#define CAN_PSR(dev_priv) (HAS_PSR(dev_priv) && dev_priv->psr.sink_support)
18void intel_psr_init_dpcd(struct intel_dp *intel_dp);
19void intel_psr_enable(struct intel_dp *intel_dp,
20		      const struct intel_crtc_state *crtc_state,
21		      const struct drm_connector_state *conn_state);
 
22void intel_psr_disable(struct intel_dp *intel_dp,
23		       const struct intel_crtc_state *old_crtc_state);
24void intel_psr_update(struct intel_dp *intel_dp,
25		      const struct intel_crtc_state *crtc_state,
26		      const struct drm_connector_state *conn_state);
27int intel_psr_debug_set(struct drm_i915_private *dev_priv, u64 value);
28void intel_psr_invalidate(struct drm_i915_private *dev_priv,
29			  unsigned frontbuffer_bits,
30			  enum fb_op_origin origin);
31void intel_psr_flush(struct drm_i915_private *dev_priv,
32		     unsigned frontbuffer_bits,
33		     enum fb_op_origin origin);
34void intel_psr_init(struct drm_i915_private *dev_priv);
35void intel_psr_compute_config(struct intel_dp *intel_dp,
36			      struct intel_crtc_state *crtc_state);
37void intel_psr_irq_handler(struct drm_i915_private *dev_priv, u32 psr_iir);
 
 
 
38void intel_psr_short_pulse(struct intel_dp *intel_dp);
39int intel_psr_wait_for_idle(const struct intel_crtc_state *new_crtc_state,
40			    u32 *out_value);
41bool intel_psr_enabled(struct intel_dp *intel_dp);
42void intel_psr_atomic_check(struct drm_connector *connector,
43			    struct drm_connector_state *old_state,
44			    struct drm_connector_state *new_state);
45void intel_psr_set_force_mode_changed(struct intel_dp *intel_dp);
 
 
 
 
 
 
46
47#endif /* __INTEL_PSR_H__ */