1 /*
2  * Copyright (C) 2008 The Android Open Source Project
3  * Copyright (c) 2010,2014, The Linux Foundation. All rights reserved.
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
8  *
9  *      http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17 
18 #ifndef FB_PRIV_H
19 #define FB_PRIV_H
20 #include <linux/fb.h>
21 #include <linux/msm_mdp.h>
22 
23 #define NUM_FRAMEBUFFERS_MIN  2
24 #define NUM_FRAMEBUFFERS_MAX  3
25 
26 #define NO_SURFACEFLINGER_SWAPINTERVAL
27 #define COLOR_FORMAT(x) (x & 0xFFF) // Max range for colorFormats is 0 - FFF
28 
29 struct private_handle_t;
30 
31 enum {
32     // flag to indicate we'll post this buffer
33     PRIV_USAGE_LOCKED_FOR_POST = 0x80000000,
34     PRIV_MIN_SWAP_INTERVAL = 0,
35     PRIV_MAX_SWAP_INTERVAL = 1,
36 };
37 
38 struct private_module_t {
39     gralloc_module_t base;
40     struct private_handle_t* framebuffer;
41     uint32_t fbFormat;
42     uint32_t flags;
43     uint32_t numBuffers;
44     uint32_t bufferMask;
45     pthread_mutex_t lock;
46     private_handle_t *currentBuffer;
47     struct fb_var_screeninfo info;
48     struct mdp_display_commit commit;
49     struct fb_fix_screeninfo finfo;
50     float xdpi;
51     float ydpi;
52     float fps;
53     uint32_t swapInterval;
54 };
55 
56 
57 
58 #endif /* FB_PRIV_H */
59