1 /* SPDX-License-Identifier: MIT */ 2 /* 3 * Copyright © 2019 Intel Corporation 4 */ 5 6 #ifndef __INTEL_VRR_H__ 7 #define __INTEL_VRR_H__ 8 9 #include <linux/types.h> 10 11 struct drm_connector_state; 12 struct intel_atomic_state; 13 struct intel_connector; 14 struct intel_crtc; 15 struct intel_crtc_state; 16 struct intel_dsb; 17 struct intel_display; 18 enum transcoder; 19 20 bool intel_vrr_is_capable(struct intel_connector *connector); 21 bool intel_vrr_is_in_range(struct intel_connector *connector, int vrefresh); 22 bool intel_vrr_possible(const struct intel_crtc_state *crtc_state); 23 void intel_vrr_check_modeset(struct intel_atomic_state *state); 24 void intel_vrr_compute_config(struct intel_crtc_state *crtc_state, 25 struct drm_connector_state *conn_state); 26 void intel_vrr_compute_guardband(struct intel_crtc_state *crtc_state); 27 void intel_vrr_set_transcoder_timings(const struct intel_crtc_state *crtc_state); 28 void intel_vrr_enable(const struct intel_crtc_state *crtc_state); 29 void intel_vrr_send_push(struct intel_dsb *dsb, 30 const struct intel_crtc_state *crtc_state); 31 void intel_vrr_check_push_sent(struct intel_dsb *dsb, 32 const struct intel_crtc_state *crtc_state); 33 void intel_vrr_dcb_increment_flip_count(struct intel_crtc_state *crtc_state, 34 struct intel_crtc *crtc); 35 bool intel_vrr_is_push_sent(const struct intel_crtc_state *crtc_state); 36 void intel_vrr_disable(const struct intel_crtc_state *old_crtc_state); 37 void intel_vrr_psr_frame_change_enable(const struct intel_crtc_state *crtc_state); 38 void intel_vrr_get_config(struct intel_crtc_state *crtc_state); 39 int intel_vrr_vmax_vtotal(const struct intel_crtc_state *crtc_state); 40 int intel_vrr_vmin_vtotal(const struct intel_crtc_state *crtc_state); 41 int intel_vrr_vmax_vblank_start(const struct intel_crtc_state *crtc_state); 42 int intel_vrr_vmin_vblank_start(const struct intel_crtc_state *crtc_state); 43 bool intel_vrr_is_fixed_rr(const struct intel_crtc_state *crtc_state); 44 void intel_vrr_transcoder_enable(const struct intel_crtc_state *crtc_state); 45 void intel_vrr_transcoder_disable(const struct intel_crtc_state *crtc_state); 46 void intel_vrr_set_fixed_rr_timings(const struct intel_crtc_state *crtc_state, 47 enum transcoder transcoder); 48 void intel_vrr_dcb_reset(const struct intel_crtc_state *old_crtc_state, 49 struct intel_crtc *crtc); 50 bool intel_vrr_always_use_vrr_tg(struct intel_display *display); 51 int intel_vrr_safe_window_start(const struct intel_crtc_state *crtc_state); 52 int intel_vrr_vmin_safe_window_end(const struct intel_crtc_state *crtc_state); 53 54 int intel_vrr_dcb_vmin_vblank_start_next(const struct intel_crtc_state *crtc_state); 55 int intel_vrr_dcb_vmax_vblank_start_next(const struct intel_crtc_state *crtc_state); 56 int intel_vrr_dcb_vmin_vblank_start_final(const struct intel_crtc_state *crtc_state); 57 int intel_vrr_dcb_vmax_vblank_start_final(const struct intel_crtc_state *crtc_state); 58 59 #endif /* __INTEL_VRR_H__ */ 60