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 11 enum fb_op_origin; 12 struct drm_connector; 13 struct drm_connector_state; 14 struct drm_i915_private; 15 struct intel_atomic_state; 16 struct intel_crtc; 17 struct intel_crtc_state; 18 struct intel_dp; 19 struct intel_encoder; 20 struct intel_plane; 21 struct intel_plane_state; 22 23 void intel_psr_init_dpcd(struct intel_dp *intel_dp); 24 void intel_psr_pre_plane_update(struct intel_atomic_state *state, 25 struct intel_crtc *crtc); 26 void intel_psr_post_plane_update(const struct intel_atomic_state *state); 27 void intel_psr_disable(struct intel_dp *intel_dp, 28 const struct intel_crtc_state *old_crtc_state); 29 int intel_psr_debug_set(struct intel_dp *intel_dp, 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 intel_dp *intel_dp); 37 void intel_psr_compute_config(struct intel_dp *intel_dp, 38 struct intel_crtc_state *crtc_state, 39 struct drm_connector_state *conn_state); 40 void intel_psr_get_config(struct intel_encoder *encoder, 41 struct intel_crtc_state *pipe_config); 42 void intel_psr_irq_handler(struct intel_dp *intel_dp, u32 psr_iir); 43 void intel_psr_short_pulse(struct intel_dp *intel_dp); 44 void intel_psr_wait_for_idle_locked(const struct intel_crtc_state *new_crtc_state); 45 bool intel_psr_enabled(struct intel_dp *intel_dp); 46 int intel_psr2_sel_fetch_update(struct intel_atomic_state *state, 47 struct intel_crtc *crtc); 48 void intel_psr2_program_trans_man_trk_ctl(const struct intel_crtc_state *crtc_state); 49 void intel_psr2_program_plane_sel_fetch(struct intel_plane *plane, 50 const struct intel_crtc_state *crtc_state, 51 const struct intel_plane_state *plane_state, 52 int color_plane); 53 void intel_psr2_disable_plane_sel_fetch(struct intel_plane *plane, 54 const struct intel_crtc_state *crtc_state); 55 void intel_psr_pause(struct intel_dp *intel_dp); 56 void intel_psr_resume(struct intel_dp *intel_dp); 57 58 void intel_psr_lock(const struct intel_crtc_state *crtc_state); 59 void intel_psr_unlock(const struct intel_crtc_state *crtc_state); 60 61 #endif /* __INTEL_PSR_H__ */ 62