| Prabhanjan Kandula | 96e9234 | 2016-03-24 21:03:35 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2011-2016, The Linux Foundation. All rights reserved. |
| 3 | |
| 4 | * Redistribution and use in source and binary forms, with or without |
| 5 | * modification, are permitted provided that the following conditions are |
| 6 | * met: |
| 7 | * * Redistributions of source code must retain the above copyright |
| 8 | * notice, this list of conditions and the following disclaimer. |
| 9 | * * Redistributions in binary form must reproduce the above |
| 10 | * copyright notice, this list of conditions and the following |
| 11 | * disclaimer in the documentation and/or other materials provided |
| 12 | * with the distribution. |
| 13 | * * Neither the name of The Linux Foundation nor the names of its |
| 14 | * contributors may be used to endorse or promote products derived |
| 15 | * from this software without specific prior written permission. |
| 16 | * |
| 17 | * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| 18 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 19 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| 20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| 21 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 22 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 23 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| 24 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 25 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| 26 | * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| 27 | * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 28 | */ |
| 29 | |
| 30 | #ifndef __GR_UTILS_H__ |
| 31 | #define __GR_UTILS_H__ |
| 32 | |
| 33 | #include "gralloc_priv.h" |
| 34 | |
| 35 | #define SZ_2M 0x200000 |
| 36 | #define SZ_1M 0x100000 |
| 37 | #define SZ_4K 0x1000 |
| 38 | |
| 39 | #define SIZE_4K 4096 |
| 40 | #define SIZE_8K 4096 |
| 41 | |
| 42 | #define INT(exp) static_cast<int>(exp) |
| 43 | #define UINT(exp) static_cast<unsigned int>(exp) |
| 44 | |
| 45 | namespace gralloc1 { |
| 46 | |
| 47 | template <class Type1, class Type2> |
| 48 | inline Type1 ALIGN(Type1 x, Type2 align) { |
| 49 | return (Type1)((x + (Type1)align - 1) & ~((Type1)align - 1)); |
| 50 | } |
| 51 | |
| 52 | bool IsCompressedRGBFormat(int format); |
| 53 | bool IsUncompressedRGBFormat(int format); |
| 54 | uint32_t GetBppForUncompressedRGB(int format); |
| 55 | bool CpuCanAccess(gralloc1_producer_usage_t prod_usage, gralloc1_consumer_usage_t cons_usage); |
| 56 | bool CpuCanRead(gralloc1_producer_usage_t prod_usage, gralloc1_consumer_usage_t cons_usage); |
| 57 | bool CpuCanWrite(gralloc1_producer_usage_t prod_usage); |
| 58 | |
| 59 | } // namespace gralloc1 |
| 60 | |
| 61 | #endif // __GR_UTILS_H__ |