1 /* 2 * Copyright (c) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef DISP_HAL_H 17 #define DISP_HAL_H 18 #include "disp_common.h" 19 #include "display_type.h" 20 21 #define DISP_SERVICE_NAME "hdf_disp" 22 23 enum DispCmd { 24 DISP_CMD_GET_PANELINFO = 1, 25 DISP_CMD_SET_POWERSTATUS, 26 DISP_CMD_SET_BACKLIGHT, 27 DISP_CMD_GET_POWERSTATUS, 28 DISP_CMD_GET_BACKLIGHT, 29 }; 30 31 struct DispPara { 32 uint32_t devId; 33 void *par; 34 uint32_t size; 35 }; 36 37 typedef struct { 38 int32_t (*SetPowerStatus)(uint32_t devId, DispPowerStatus pStatus); 39 int32_t (*GetPowerStatus)(uint32_t devId, DispPowerStatus *pStatus); 40 int32_t (*SetBacklight)(uint32_t devId, uint32_t level); 41 int32_t (*GetBacklight)(uint32_t devId, uint32_t *level); 42 int32_t (*GetInfo)(uint32_t devId, struct DispInfo *info); 43 } HalFuncs; 44 45 HalFuncs *GetHalFuncs(void); 46 #endif // DISP_HAL_H 47