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jyoung/phonelibs/libgralloc/include/gralloc_priv.h

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/*
* Copyright (C) 2008 The Android Open Source Project
* Copyright (c) 2011-2015, The Linux Foundation. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef GRALLOC_PRIV_H_
#define GRALLOC_PRIV_H_
#include <stdint.h>
#include <limits.h>
#include <sys/cdefs.h>
#include <hardware/gralloc.h>
#include <pthread.h>
#include <errno.h>
#include <unistd.h>
#include <cutils/native_handle.h>
#include <cutils/log.h>
#define ROUND_UP_PAGESIZE(x) ( (((unsigned long)(x)) + PAGE_SIZE-1) & \
(~(PAGE_SIZE-1)) )
/* Gralloc usage bits indicating the type of allocation that should be used */
/* SYSTEM heap comes from kernel vmalloc (ION_SYSTEM_HEAP_ID)
* is cached by default and
* is not secured */
/* GRALLOC_USAGE_PRIVATE_0 is unused */
/* Non linear, Universal Bandwidth Compression */
#define GRALLOC_USAGE_PRIVATE_ALLOC_UBWC GRALLOC_USAGE_PRIVATE_1
/* IOMMU heap comes from manually allocated pages, can be cached/uncached,
* is not secured */
#define GRALLOC_USAGE_PRIVATE_IOMMU_HEAP GRALLOC_USAGE_PRIVATE_2
/* MM heap is a carveout heap for video, can be secured */
#define GRALLOC_USAGE_PRIVATE_MM_HEAP GRALLOC_USAGE_PRIVATE_3
/* ADSP heap is a carveout heap, is not secured */
#define GRALLOC_USAGE_PRIVATE_ADSP_HEAP 0x01000000
/* Set this for allocating uncached memory (using O_DSYNC),
* cannot be used with noncontiguous heaps */
#define GRALLOC_USAGE_PRIVATE_UNCACHED 0x02000000
/* Buffer content should be displayed on an primary display only */
#define GRALLOC_USAGE_PRIVATE_INTERNAL_ONLY 0x04000000
/* Buffer content should be displayed on an external display only */
#define GRALLOC_USAGE_PRIVATE_EXTERNAL_ONLY 0x08000000
/* This flag is set for WFD usecase */
#define GRALLOC_USAGE_PRIVATE_WFD 0x00200000
/* CAMERA heap is a carveout heap for camera, is not secured */
#define GRALLOC_USAGE_PRIVATE_CAMERA_HEAP 0x00400000
/* This flag is used for SECURE display usecase */
#define GRALLOC_USAGE_PRIVATE_SECURE_DISPLAY 0x00800000
/* define Gralloc perform */
#define GRALLOC_MODULE_PERFORM_CREATE_HANDLE_FROM_BUFFER 1
// This will be used by the graphics drivers to know if certain features
// are defined in this display HAL.
// Ex: Newer GFX libraries + Older Display HAL
#define GRALLOC_MODULE_PERFORM_GET_STRIDE 2
#define GRALLOC_MODULE_PERFORM_GET_CUSTOM_STRIDE_FROM_HANDLE 3
#define GRALLOC_MODULE_PERFORM_GET_CUSTOM_STRIDE_AND_HEIGHT_FROM_HANDLE 4
#define GRALLOC_MODULE_PERFORM_GET_ATTRIBUTES 5
#define GRALLOC_MODULE_PERFORM_GET_COLOR_SPACE_FROM_HANDLE 6
#define GRALLOC_MODULE_PERFORM_GET_YUV_PLANE_INFO 7
#define GRALLOC_MODULE_PERFORM_GET_MAP_SECURE_BUFFER_INFO 8
#define GRALLOC_MODULE_PERFORM_GET_UBWC_FLAG 9
#define GRALLOC_MODULE_PERFORM_GET_RGB_DATA_ADDRESS 10
#define GRALLOC_MODULE_PERFORM_GET_IGC 11
#define GRALLOC_MODULE_PERFORM_SET_IGC 12
#define GRALLOC_MODULE_PERFORM_SET_SINGLE_BUFFER_MODE 13
/* OEM specific HAL formats */
#define HAL_PIXEL_FORMAT_RGBA_5551 6
#define HAL_PIXEL_FORMAT_RGBA_4444 7
#define HAL_PIXEL_FORMAT_NV12_ENCODEABLE 0x102
#define HAL_PIXEL_FORMAT_YCbCr_420_SP_VENUS 0x7FA30C04
#define HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED 0x7FA30C03
#define HAL_PIXEL_FORMAT_YCbCr_420_SP 0x109
#define HAL_PIXEL_FORMAT_YCrCb_420_SP_ADRENO 0x7FA30C01
#define HAL_PIXEL_FORMAT_YCrCb_422_SP 0x10B
#define HAL_PIXEL_FORMAT_R_8 0x10D
#define HAL_PIXEL_FORMAT_RG_88 0x10E
#define HAL_PIXEL_FORMAT_YCbCr_444_SP 0x10F
#define HAL_PIXEL_FORMAT_YCrCb_444_SP 0x110
#define HAL_PIXEL_FORMAT_YCrCb_422_I 0x111
#define HAL_PIXEL_FORMAT_BGRX_8888 0x112
#define HAL_PIXEL_FORMAT_NV21_ZSL 0x113
#define HAL_PIXEL_FORMAT_YCrCb_420_SP_VENUS 0x114
#define HAL_PIXEL_FORMAT_BGR_565 0x115
#define HAL_PIXEL_FORMAT_INTERLACE 0x180
//v4l2_fourcc('Y', 'U', 'Y', 'L'). 24 bpp YUYV 4:2:2 10 bit per component
#define HAL_PIXEL_FORMAT_YCbCr_422_I_10BIT 0x4C595559
//v4l2_fourcc('Y', 'B', 'W', 'C'). 10 bit per component. This compressed
//format reduces the memory access bandwidth
#define HAL_PIXEL_FORMAT_YCbCr_422_I_10BIT_COMPRESSED 0x43574259
// UBWC aligned Venus format
#define HAL_PIXEL_FORMAT_YCbCr_420_SP_VENUS_UBWC 0x7FA30C06
//Khronos ASTC formats
#define HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_4x4_KHR 0x93B0
#define HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_5x4_KHR 0x93B1
#define HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_5x5_KHR 0x93B2
#define HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_6x5_KHR 0x93B3
#define HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_6x6_KHR 0x93B4
#define HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_8x5_KHR 0x93B5
#define HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_8x6_KHR 0x93B6
#define HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_8x8_KHR 0x93B7
#define HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x5_KHR 0x93B8
#define HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x6_KHR 0x93B9
#define HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x8_KHR 0x93BA
#define HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x10_KHR 0x93BB
#define HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_12x10_KHR 0x93BC
#define HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_12x12_KHR 0x93BD
#define HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR 0x93D0
#define HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR 0x93D1
#define HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR 0x93D2
#define HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR 0x93D3
#define HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR 0x93D4
#define HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR 0x93D5
#define HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR 0x93D6
#define HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR 0x93D7
#define HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR 0x93D8
#define HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR 0x93D9
#define HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR 0x93DA
#define HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR 0x93DB
#define HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR 0x93DC
#define HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR 0x93DD
/* possible values for inverse gamma correction */
#define HAL_IGC_NOT_SPECIFIED 0
#define HAL_IGC_s_RGB 1
/* possible formats for 3D content*/
enum {
HAL_NO_3D = 0x0,
HAL_3D_SIDE_BY_SIDE_L_R = 0x1,
HAL_3D_SIDE_BY_SIDE_R_L = 0x2,
HAL_3D_TOP_BOTTOM = 0x4,
HAL_3D_IN_SIDE_BY_SIDE_L_R = 0x10000, //unused legacy format
};
enum {
BUFFER_TYPE_UI = 0,
BUFFER_TYPE_VIDEO
};
#ifdef __cplusplus
struct private_handle_t : public native_handle {
#else
struct private_handle_t {
native_handle_t nativeHandle;
#endif
enum {
PRIV_FLAGS_FRAMEBUFFER = 0x00000001,
PRIV_FLAGS_USES_ION = 0x00000008,
PRIV_FLAGS_USES_ASHMEM = 0x00000010,
PRIV_FLAGS_NEEDS_FLUSH = 0x00000020,
PRIV_FLAGS_INTERNAL_ONLY = 0x00000040,
PRIV_FLAGS_NON_CPU_WRITER = 0x00000080,
PRIV_FLAGS_NONCONTIGUOUS_MEM = 0x00000100,
PRIV_FLAGS_CACHED = 0x00000200,
PRIV_FLAGS_SECURE_BUFFER = 0x00000400,
// Display on external only
PRIV_FLAGS_EXTERNAL_ONLY = 0x00002000,
// Set by HWC for protected non secure buffers
PRIV_FLAGS_PROTECTED_BUFFER = 0x00004000,
PRIV_FLAGS_VIDEO_ENCODER = 0x00010000,
PRIV_FLAGS_CAMERA_WRITE = 0x00020000,
PRIV_FLAGS_CAMERA_READ = 0x00040000,
PRIV_FLAGS_HW_COMPOSER = 0x00080000,
PRIV_FLAGS_HW_TEXTURE = 0x00100000,
PRIV_FLAGS_ITU_R_601 = 0x00200000, //Unused from display
PRIV_FLAGS_ITU_R_601_FR = 0x00400000, //Unused from display
PRIV_FLAGS_ITU_R_709 = 0x00800000, //Unused from display
PRIV_FLAGS_SECURE_DISPLAY = 0x01000000,
// Buffer is rendered in Tile Format
PRIV_FLAGS_TILE_RENDERED = 0x02000000,
// Buffer rendered using CPU/SW renderer
PRIV_FLAGS_CPU_RENDERED = 0x04000000,
// Buffer is allocated with UBWC alignment
PRIV_FLAGS_UBWC_ALIGNED = 0x08000000,
// Buffer allocated will be consumed by SF/HWC
PRIV_FLAGS_DISP_CONSUMER = 0x10000000
};
// file-descriptors
int fd;
int fd_metadata; // fd for the meta-data
// ints
int magic;
int flags;
unsigned int size;
unsigned int offset;
int bufferType;
uint64_t base __attribute__((aligned(8)));
unsigned int offset_metadata;
// The gpu address mapped into the mmu.
uint64_t gpuaddr __attribute__((aligned(8)));
int format;
int width; // specifies aligned width
int height; // specifies aligned height
int real_width;
int real_height;
uint64_t base_metadata __attribute__((aligned(8)));
#ifdef __cplusplus
static const int sNumFds = 2;
static inline int sNumInts() {
return ((sizeof(private_handle_t) - sizeof(native_handle_t)) /
sizeof(int)) - sNumFds;
}
static const int sMagic = 'gmsm';
private_handle_t(int fd, unsigned int size, int flags, int bufferType,
int format, int aligned_width, int aligned_height,
int width, int height, int eFd = -1,
unsigned int eOffset = 0, uint64_t eBase = 0) :
fd(fd), fd_metadata(eFd), magic(sMagic),
flags(flags), size(size), offset(0), bufferType(bufferType),
base(0), offset_metadata(eOffset), gpuaddr(0),
format(format), width(aligned_width), height(aligned_height),
real_width(width), real_height(height), base_metadata(eBase)
{
version = (int) sizeof(native_handle);
numInts = sNumInts();
numFds = sNumFds;
}
~private_handle_t() {
magic = 0;
}
static int validate(const native_handle* h) {
const private_handle_t* hnd = (const private_handle_t*)h;
if (!h || h->version != sizeof(native_handle) ||
h->numInts != sNumInts() || h->numFds != sNumFds ||
hnd->magic != sMagic)
{
ALOGD("Invalid gralloc handle (at %p): "
"ver(%d/%zu) ints(%d/%d) fds(%d/%d)"
"magic(%c%c%c%c/%c%c%c%c)",
h,
h ? h->version : -1, sizeof(native_handle),
h ? h->numInts : -1, sNumInts(),
h ? h->numFds : -1, sNumFds,
hnd ? (((hnd->magic >> 24) & 0xFF)?
((hnd->magic >> 24) & 0xFF) : '-') : '?',
hnd ? (((hnd->magic >> 16) & 0xFF)?
((hnd->magic >> 16) & 0xFF) : '-') : '?',
hnd ? (((hnd->magic >> 8) & 0xFF)?
((hnd->magic >> 8) & 0xFF) : '-') : '?',
hnd ? (((hnd->magic >> 0) & 0xFF)?
((hnd->magic >> 0) & 0xFF) : '-') : '?',
(sMagic >> 24) & 0xFF,
(sMagic >> 16) & 0xFF,
(sMagic >> 8) & 0xFF,
(sMagic >> 0) & 0xFF);
return -EINVAL;
}
return 0;
}
static private_handle_t* dynamicCast(const native_handle* in) {
if (validate(in) == 0) {
return (private_handle_t*) in;
}
return NULL;
}
#endif
};
#endif /* GRALLOC_PRIV_H_ */