42 lines
1.1 KiB
C
42 lines
1.1 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2019 MediaTek Inc.
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*/
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#ifndef _MTK_DRM_LOWPOWER_H_
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#define _MTK_DRM_LOWPOWER_H_
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#include <drm/drm_crtc.h>
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struct mtk_drm_idlemgr_context {
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unsigned long long idle_check_interval;
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unsigned long long idle_vblank_check_internal;
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unsigned long long idlemgr_last_kick_time;
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unsigned int enterulps;
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int session_mode_before_enter_idle;
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int is_idle;
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int cur_lp_cust_mode;
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};
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struct mtk_drm_idlemgr {
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struct task_struct *idlemgr_task;
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wait_queue_head_t idlemgr_wq;
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atomic_t idlemgr_task_active;
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struct mtk_drm_idlemgr_context *idlemgr_ctx;
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};
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void mtk_drm_idlemgr_kick(const char *source, struct drm_crtc *crtc,
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int need_lock);
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bool mtk_drm_is_idle(struct drm_crtc *crtc);
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int mtk_drm_idlemgr_init(struct drm_crtc *crtc, int index);
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unsigned int mtk_drm_set_idlemgr(struct drm_crtc *crtc, unsigned int flag,
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bool need_lock);
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unsigned long long
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mtk_drm_set_idle_check_interval(struct drm_crtc *crtc,
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unsigned long long new_interval);
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unsigned long long
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mtk_drm_get_idle_check_interval(struct drm_crtc *crtc);
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#endif
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