1 /*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 /*
18 *
19 * @author Rama, Meka(v.meka@samsung.com)
20 Sangwoo, Park(sw5771.park@samsung.com)
21 Jamie, Oh (jung-min.oh@samsung.com)
22 * @date 2011-07-28
23 *
24 */
25
26 #ifndef ANDROID_SEC_HWC_UTILS_H_
27 #define ANDROID_SEC_HWC_UTILS_H_
28 #include <fcntl.h>
29 #include <errno.h>
30 #include <cutils/log.h>
31 #include <stdlib.h>
32 #include <sys/ioctl.h>
33 #include <sys/mman.h>
34 #include "linux/fb.h"
35 #include <linux/videodev.h>
36
37 #include <hardware/gralloc.h>
38 #include <hardware/hardware.h>
39 #include <hardware/hwcomposer.h>
40
41 #include "s5p_fimc.h"
42 #include "sec_lcd.h"
43 #include "sec_format.h"
44 #include "sec_utils.h"
45 #include "hal_public.h"
46
47 #define GRALLOC_USAGE_PHYS_CONTIG GRALLOC_USAGE_PRIVATE_1
48
49 #define NUM_OF_WIN (1)
50 #define NUM_OF_WIN_BUF (3)
51 #define NUM_OF_MEM_OBJ (1)
52 #define MAX_NUM_PLANES (3)
53
54 #define MAX_RESIZING_RATIO_LIMIT (63)
55
56 struct sec_rect {
57 uint32_t x;
58 uint32_t y;
59 uint32_t w;
60 uint32_t h;
61 };
62
63 struct sec_img {
64 uint32_t w;
65 uint32_t h;
66 uint32_t format;
67 uint32_t base;
68 uint32_t offset;
69 int mem_id;
70 int mem_type;
71 };
72
SEC_MIN(int x,int y)73 inline int SEC_MIN(int x, int y) {
74 return ((x < y) ? x : y);
75 }
76
SEC_MAX(int x,int y)77 inline int SEC_MAX(int x, int y) {
78 return ((x > y) ? x : y);
79 }
80
81 struct hwc_win_info_t {
82 int fd;
83 int size;
84 sec_rect rect_info;
85 uint32_t addr[NUM_OF_WIN_BUF];
86 int buf_index;
87 int power_state;
88 int blending;
89 int layer_index;
90 uint32_t layer_prev_buf;
91 int set_win_flag;
92 int status;
93 int vsync;
94
95 struct fb_fix_screeninfo fix_info;
96 struct fb_var_screeninfo var_info;
97 struct fb_var_screeninfo lcd_info;
98 };
99
100 enum {
101 HWC_WIN_FREE = 0,
102 HWC_WIN_RESERVED,
103 };
104
105 enum {
106 HWC_UNKNOWN_MEM_TYPE = 0,
107 HWC_PHYS_MEM_TYPE,
108 HWC_VIRT_MEM_TYPE,
109 };
110
111 struct hwc_context_t {
112 hwc_composer_device_t device;
113
114 /* our private state goes below here */
115 struct hwc_win_info_t win[NUM_OF_WIN];
116 struct hwc_win_info_t global_lcd_win;
117 struct fb_var_screeninfo lcd_info;
118 s5p_fimc_t fimc;
119 hwc_procs_t *procs;
120 pthread_t vsync_thread;
121 unsigned int num_of_fb_layer;
122 unsigned int num_of_hwc_layer;
123 unsigned int num_of_fb_layer_prev;
124 };
125
126 int window_open(struct hwc_win_info_t *win, int id);
127 int window_close(struct hwc_win_info_t *win);
128 int window_set_pos(struct hwc_win_info_t *win);
129 int window_get_info(struct hwc_win_info_t *win);
130 int window_pan_display(struct hwc_win_info_t *win);
131 int window_show(struct hwc_win_info_t *win);
132 int window_hide(struct hwc_win_info_t *win);
133 int window_get_global_lcd_info(struct hwc_context_t *ctx);
134
135 int createFimc(s5p_fimc_t *fimc);
136 int destroyFimc(s5p_fimc_t *fimc);
137 int runFimc(struct hwc_context_t *ctx,
138 struct sec_img *src_img, struct sec_rect *src_rect,
139 struct sec_img *dst_img, struct sec_rect *dst_rect,
140 unsigned int *phyAddr,
141 uint32_t transform);
142 #endif /* ANDROID_SEC_HWC_UTILS_H_*/
143
144