linux-stable/drivers/gpu/drm/i915/display/intel_pps.h
Jani Nikula 0bf1e5a852 drm/i915/pps: move pps code over from intel_display.c and refactor
intel_display.c has some pps functions that belong to intel_pps.c. Move
them over.

While at it, refactor the duplicate intel_pps_init() in intel_display.c
into an orthogonal intel_pps_setup() in intel_pps.c, and call it earlier
in intel_modeset_init_nogem().

Reviewed-by: Anshuman Gupta <anshuman.gupta@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210120101834.19813-2-jani.nikula@intel.com
2021-01-21 13:26:19 +02:00

52 lines
1.7 KiB
C

/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2020 Intel Corporation
*/
#ifndef __INTEL_PPS_H__
#define __INTEL_PPS_H__
#include <linux/types.h>
#include "intel_wakeref.h"
struct drm_i915_private;
struct intel_connector;
struct intel_crtc_state;
struct intel_dp;
struct intel_encoder;
intel_wakeref_t intel_pps_lock(struct intel_dp *intel_dp);
intel_wakeref_t intel_pps_unlock(struct intel_dp *intel_dp, intel_wakeref_t wakeref);
#define with_intel_pps_lock(dp, wf) \
for ((wf) = intel_pps_lock(dp); (wf); (wf) = intel_pps_unlock((dp), (wf)))
void intel_pps_backlight_on(struct intel_dp *intel_dp);
void intel_pps_backlight_off(struct intel_dp *intel_dp);
void intel_pps_backlight_power(struct intel_connector *connector, bool enable);
bool intel_pps_vdd_on_unlocked(struct intel_dp *intel_dp);
void intel_pps_vdd_off_unlocked(struct intel_dp *intel_dp, bool sync);
void intel_pps_on_unlocked(struct intel_dp *intel_dp);
void intel_pps_off_unlocked(struct intel_dp *intel_dp);
void intel_pps_check_power_unlocked(struct intel_dp *intel_dp);
void intel_pps_vdd_on(struct intel_dp *intel_dp);
void intel_pps_on(struct intel_dp *intel_dp);
void intel_pps_off(struct intel_dp *intel_dp);
void intel_pps_vdd_off_sync(struct intel_dp *intel_dp);
bool intel_pps_have_power(struct intel_dp *intel_dp);
void intel_pps_wait_power_cycle(struct intel_dp *intel_dp);
void intel_pps_init(struct intel_dp *intel_dp);
void intel_pps_encoder_reset(struct intel_dp *intel_dp);
void intel_pps_reset_all(struct drm_i915_private *i915);
void vlv_pps_init(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state);
void intel_pps_unlock_regs_wa(struct drm_i915_private *i915);
void intel_pps_setup(struct drm_i915_private *i915);
#endif /* __INTEL_PPS_H__ */