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