1abad6805SJani Nikula /* SPDX-License-Identifier: MIT */ 2abad6805SJani Nikula /* 3abad6805SJani Nikula * Copyright © 2020 Intel Corporation 4abad6805SJani Nikula */ 5abad6805SJani Nikula 6abad6805SJani Nikula #ifndef __INTEL_PPS_H__ 7abad6805SJani Nikula #define __INTEL_PPS_H__ 8abad6805SJani Nikula 9abad6805SJani Nikula #include <linux/types.h> 10abad6805SJani Nikula 11abad6805SJani Nikula #include "intel_wakeref.h" 12abad6805SJani Nikula 13aa0813b1SJani Nikula enum pipe; 14abad6805SJani Nikula struct drm_i915_private; 15abad6805SJani Nikula struct intel_connector; 16abad6805SJani Nikula struct intel_crtc_state; 17abad6805SJani Nikula struct intel_dp; 18abad6805SJani Nikula struct intel_encoder; 19abad6805SJani Nikula 207191d9d2SJani Nikula intel_wakeref_t intel_pps_lock(struct intel_dp *intel_dp); 217191d9d2SJani Nikula intel_wakeref_t intel_pps_unlock(struct intel_dp *intel_dp, intel_wakeref_t wakeref); 22abad6805SJani Nikula 237191d9d2SJani Nikula #define with_intel_pps_lock(dp, wf) \ 247191d9d2SJani Nikula for ((wf) = intel_pps_lock(dp); (wf); (wf) = intel_pps_unlock((dp), (wf))) 25abad6805SJani Nikula 26f4249942SJani Nikula void intel_pps_backlight_on(struct intel_dp *intel_dp); 27f4249942SJani Nikula void intel_pps_backlight_off(struct intel_dp *intel_dp); 28f4249942SJani Nikula void intel_pps_backlight_power(struct intel_connector *connector, bool enable); 29abad6805SJani Nikula 30db7c94f9SJani Nikula bool intel_pps_vdd_on_unlocked(struct intel_dp *intel_dp); 31db7c94f9SJani Nikula void intel_pps_vdd_off_unlocked(struct intel_dp *intel_dp, bool sync); 32db7c94f9SJani Nikula void intel_pps_on_unlocked(struct intel_dp *intel_dp); 33db7c94f9SJani Nikula void intel_pps_off_unlocked(struct intel_dp *intel_dp); 34c94287f1SJani Nikula void intel_pps_check_power_unlocked(struct intel_dp *intel_dp); 35abad6805SJani Nikula 36eb46f498SJani Nikula void intel_pps_vdd_on(struct intel_dp *intel_dp); 37eb46f498SJani Nikula void intel_pps_on(struct intel_dp *intel_dp); 38eb46f498SJani Nikula void intel_pps_off(struct intel_dp *intel_dp); 39f033d7ebSJani Nikula void intel_pps_vdd_off_sync(struct intel_dp *intel_dp); 408f0c1c09SJosé Roberto de Souza bool intel_pps_have_panel_power_or_vdd(struct intel_dp *intel_dp); 41572a0d30SJani Nikula void intel_pps_wait_power_cycle(struct intel_dp *intel_dp); 42abad6805SJani Nikula 43*ba21bb24SVille Syrjälä bool intel_pps_init(struct intel_dp *intel_dp); 448e75e8f5SVille Syrjälä void intel_pps_init_late(struct intel_dp *intel_dp); 4573bb78b5SJani Nikula void intel_pps_encoder_reset(struct intel_dp *intel_dp); 4607eb5b1fSJani Nikula void intel_pps_reset_all(struct drm_i915_private *i915); 47abad6805SJani Nikula 48bcdf0f71SJani Nikula void vlv_pps_init(struct intel_encoder *encoder, 49abad6805SJani Nikula const struct intel_crtc_state *crtc_state); 50abad6805SJani Nikula 510bf1e5a8SJani Nikula void intel_pps_unlock_regs_wa(struct drm_i915_private *i915); 520bf1e5a8SJani Nikula void intel_pps_setup(struct drm_i915_private *i915); 530bf1e5a8SJani Nikula 54aa0813b1SJani Nikula void assert_pps_unlocked(struct drm_i915_private *i915, enum pipe pipe); 55aa0813b1SJani Nikula 56abad6805SJani Nikula #endif /* __INTEL_PPS_H__ */ 57