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      1 /*
      2  * Copyright (C) 2008 The Android Open Source Project
      3  * Copyright (c) 2012-2014, 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     struct fb_var_screeninfo info;
     47     struct fb_fix_screeninfo finfo;
     48     float xdpi;
     49     float ydpi;
     50     float fps;
     51     uint32_t swapInterval;
     52 };
     53 
     54 
     55 
     56 #endif /* FB_PRIV_H */
     57