1 /*
2 * Copyright (c) 2022 Shenzhen Kaihong Digital Industry Development 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 #include "lcd_abs_if.h"
17 #include "hdf_log.h"
18
19 #define TRANSFORM_KILO 1000
20 #define TRANSFORM_MILL 1000000
21
22 static struct PanelManager g_panelManager = {0};
23
24 #define LCD_HDF_SUCCESS (0) /* < The operation is successful. */
25 #define LCD_HDF_FAILURE (-1) /* < Failed to invoke the OS underlying function. */
26 #define LCD_HDF_ERR_INVALID_PARAM (-3) /* < Invalid parameter. */
27
RegisterPanel(struct PanelData * data)28 int32_t RegisterPanel(struct PanelData *data)
29 {
30 HDF_LOGI("enter in %s\n", __FUNCTION__);
31
32 int32_t panelNum;
33 if (data == NULL) {
34 HDF_LOGE("%s: panel data is null", __func__);
35 return LCD_HDF_ERR_INVALID_PARAM;
36 }
37 panelNum = g_panelManager.panelNum;
38 if (panelNum >= PANEL_MAX) {
39 HDF_LOGE("%s registered panel up PANEL_MAX", __func__);
40 return LCD_HDF_FAILURE;
41 }
42 g_panelManager.panel[panelNum] = data;
43 g_panelManager.panelNum++;
44
45 return LCD_HDF_SUCCESS;
46 }
47
GetPanelManager(void)48 struct PanelManager *GetPanelManager(void)
49 {
50 if (g_panelManager.panelNum == 0) {
51 return NULL;
52 } else {
53 return &g_panelManager;
54 }
55 }
56
GetPanel(int32_t index)57 struct PanelData *GetPanel(int32_t index)
58 {
59 struct PanelManager *panelManager = NULL;
60
61 panelManager = GetPanelManager();
62 if (panelManager == NULL) {
63 HDF_LOGE("%s panelManager is null", __func__);
64 return NULL;
65 }
66 if (index >= g_panelManager.panelNum) {
67 HDF_LOGE("%s index is greater than g_panelManager.panelNum", __func__);
68 return NULL;
69 }
70
71 return panelManager->panel[index];
72 }