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60 lines
1.3 KiB
C
60 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2021 MediaTek Inc.
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*/
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#ifndef _MTK_DRM_PANEL_COMMON_H_
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#define _MTK_DRM_PANEL_COMMON_H_
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#include "dt-bindings/lcm/mtk_lcm_settings.h"
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#if IS_ENABLED(CONFIG_DRM_MEDIATEK_PANEL)
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/* function: set backlight
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* input: func: DBI, DPI, DSI, brightness level
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* output: 0 for success; !0 for failed
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*/
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extern int mtk_drm_gateic_set_backlight(unsigned int level, char func);
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/* function: enable backlight
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* input: func: DBI, DPI, DSI,
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* enable: 1 for enable, 0 for disable
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* pwm_enable: set backlight by pwm or not
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* output: 0 for success; !0 for failed
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*/
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extern int mtk_drm_gateic_enable_backlight(char func);
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/* function: panel power on
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* input: func: DBI, DPI, DSI
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* output: 0 for success; !0 for failed
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*/
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extern int mtk_drm_gateic_power_on(char func);
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/* function: panel power off
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* input: func: DBI, DPI, DSI
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* output: 0 for success; !0 for failed
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*/
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extern int mtk_drm_gateic_power_off(char func);
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#else
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__attribute__ ((weak)) int mtk_drm_gateic_set_backlight(unsigned int level, char func)
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{
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return 0;
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};
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__attribute__ ((weak)) int mtk_drm_gateic_enable_backlight(char func)
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{
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return 0;
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};
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__attribute__ ((weak)) int mtk_drm_gateic_power_on(char func)
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{
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return 0;
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};
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__attribute__ ((weak)) int mtk_drm_gateic_power_off(char func)
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{
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return 0;
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};
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#endif
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#endif
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