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__ */ 61