77 lines
2.2 KiB
C
77 lines
2.2 KiB
C
/* 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_ARR_H_
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#define _MTK_DRM_ARR_H_
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/*************************************************************************
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* mtk_dsi_lfr_con records LFR Related parameters belows:
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*
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*[ 1- 0] lfr_mode: Low frame rate mode 0:Disable
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*[ 3- 2] lfr_type: Low frame rate transmission type
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*[ 4- 4] lfr_enable: Enables low frame rate
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*[ 5- 5] lfr_update: Low frame rate update in dynamic mode
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*[ 6- 6] lfr_vse_dis: Disables low frame rate VSE
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*[ 8-13] lfr_skip_num: Low frame rate skip frame number
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*
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*--lfr_mode -- 0: Disable, 1:static mode, 2:Dynamic mode, 3:Both
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*--lfr_type -- 0: LP mode, 1: Vsync, 2: Hsync, 3: Vsync + Hsync
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*--lfr_enable -- 0: Disable, 1: Enable
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*--lfr_update -- 0: No effect, 1: Update frame
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*--lfr_vse_dis-- 0: Enable VSE packet, 1: Disable VSE packet
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*************************************************************************/
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enum LFR_MODE {
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LFR_MODE_DISABLE = 0,
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LFR_MODE_STATIC_MODE,
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LFR_MODE_DYNAMIC_MODE,
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LFR_MODE_BOTH_MODE,
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LFR_MODE_NUM
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};
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enum LFR_TYPE {
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LFR_TYPE_LP_MODE = 0,
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LFR_TYPE_VSYNC_ONLY,
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LFR_TYPE_HSYNC_ONLY,
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LFR_TYPE_BOTH_MODE,
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LFR_TYPE_NUM
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};
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struct mtk_dsi_lfr_con {
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unsigned int lfr_mode;
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unsigned int lfr_type;
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unsigned int lfr_enable;
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unsigned int lfr_update;
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unsigned int lfr_vse_dis;
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unsigned int lfr_skip_num;
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unsigned int lfr_mask;
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};
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/*************************************************************************
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* mtk_dsi_lfr_sta records LFR state and skip count:
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*
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*[ 5 - 0] lfr_skip_count: Low frame rate skip frame counter
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*[ 8 - 8] lfr_skip_sta: Low frame rate skip frame status
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*************************************************************************/
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struct mtk_dsi_lfr_sta {
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unsigned int lfr_skip_count;
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unsigned int lfr_skip_sta;
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};
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/*DISP_OPT_ARR_PHASE_1
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* register call back for fpsgo or other kernel modules
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* who want't to monitor frame rate changing
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*/
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/*interface with fpsgo*/
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typedef void (*FPS_CHG_CALLBACK)(unsigned int new_fps);
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int drm_register_fps_chg_callback(
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FPS_CHG_CALLBACK fps_chg_cb);
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int drm_unregister_fps_chg_callback(
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FPS_CHG_CALLBACK fps_chg_cb);
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/*interface with primary_display*/
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void drm_invoke_fps_chg_callbacks(unsigned int new_fps);
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#endif
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