/* * Copyright (C) 2008 The Android Open Source Project * Copyright (c) 2011-2014, 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 #include #include #include #include #include #include #include #include #define ROUND_UP_PAGESIZE(x) ( (((unsigned long)(x)) + PAGE_SIZE-1) & \ (~(PAGE_SIZE-1)) ) enum { /* gralloc usage bits indicating the type * of allocation that should be used */ /* SYSTEM heap comes from kernel vmalloc, * can never be uncached, is not secured*/ GRALLOC_USAGE_PRIVATE_SYSTEM_HEAP = GRALLOC_USAGE_PRIVATE_0, /* SF heap is used for application buffers, is not secured */ GRALLOC_USAGE_PRIVATE_UI_CONTIG_HEAP = GRALLOC_USAGE_PRIVATE_1, /* IOMMU heap comes from manually allocated pages, * can be cached/uncached, is not secured */ GRALLOC_USAGE_PRIVATE_IOMMU_HEAP = GRALLOC_USAGE_PRIVATE_2, /* MM heap is a carveout heap for video, can be secured*/ GRALLOC_USAGE_PRIVATE_MM_HEAP = GRALLOC_USAGE_PRIVATE_3, /* ADSP heap is a carveout heap, is not secured*/ GRALLOC_USAGE_PRIVATE_ADSP_HEAP = 0x01000000, /* Set this for allocating uncached memory (using O_DSYNC) * cannot be used with noncontiguous heaps */ GRALLOC_USAGE_PRIVATE_UNCACHED = 0x02000000, /* Buffer content should be displayed on an primary display only */ GRALLOC_USAGE_PRIVATE_INTERNAL_ONLY = 0x04000000, /* Buffer content should be displayed on an external display only */ GRALLOC_USAGE_PRIVATE_EXTERNAL_ONLY = 0x08000000, /* This flag is set for WFD usecase */ GRALLOC_USAGE_PRIVATE_WFD = 0x00200000, /* CAMERA heap is a carveout heap for camera, is not secured*/ GRALLOC_USAGE_PRIVATE_CAMERA_HEAP = 0x00400000, /* This flag is used for SECURE display usecase */ GRALLOC_USAGE_PRIVATE_SECURE_DISPLAY = 0x00800000, }; enum { /* Gralloc perform enums */ GRALLOC_MODULE_PERFORM_CREATE_HANDLE_FROM_BUFFER = 1, // This will be deprecated from latest graphics drivers. This is kept // for those backward compatibility i.e., newer Display HAL + older graphics // libraries GRALLOC_MODULE_PERFORM_GET_STRIDE, GRALLOC_MODULE_PERFORM_GET_CUSTOM_STRIDE_FROM_HANDLE, GRALLOC_MODULE_PERFORM_GET_CUSTOM_STRIDE_AND_HEIGHT_FROM_HANDLE, GRALLOC_MODULE_PERFORM_GET_ATTRIBUTES, GRALLOC_MODULE_PERFORM_GET_COLOR_SPACE_FROM_HANDLE, GRALLOC_MODULE_PERFORM_GET_YUV_PLANE_INFO, }; #define GRALLOC_HEAP_MASK (GRALLOC_USAGE_PRIVATE_UI_CONTIG_HEAP |\ GRALLOC_USAGE_PRIVATE_SYSTEM_HEAP |\ GRALLOC_USAGE_PRIVATE_IOMMU_HEAP |\ GRALLOC_USAGE_PRIVATE_MM_HEAP |\ GRALLOC_USAGE_PRIVATE_ADSP_HEAP) #define INTERLACE_MASK 0x80 #define S3D_FORMAT_MASK 0xFF000 /*****************************************************************************/ enum { /* OEM specific HAL formats */ HAL_PIXEL_FORMAT_NV12_ENCODEABLE = 0x102, HAL_PIXEL_FORMAT_YCbCr_420_SP_VENUS = 0x7FA30C04, HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED = 0x7FA30C03, HAL_PIXEL_FORMAT_YCbCr_420_SP = 0x109, HAL_PIXEL_FORMAT_YCrCb_420_SP_ADRENO = 0x7FA30C01, HAL_PIXEL_FORMAT_YCrCb_422_SP = 0x10B, HAL_PIXEL_FORMAT_R_8 = 0x10D, HAL_PIXEL_FORMAT_RG_88 = 0x10E, HAL_PIXEL_FORMAT_YCbCr_444_SP = 0x10F, HAL_PIXEL_FORMAT_YCrCb_444_SP = 0x110, HAL_PIXEL_FORMAT_YCrCb_422_I = 0x111, HAL_PIXEL_FORMAT_BGRX_8888 = 0x112, HAL_PIXEL_FORMAT_NV21_ZSL = 0x113, HAL_PIXEL_FORMAT_INTERLACE = 0x180, //v4l2_fourcc('Y', 'U', 'Y', 'L'). 24 bpp YUYV 4:2:2 10 bit per component 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 HAL_PIXEL_FORMAT_YCbCr_422_I_10BIT_COMPRESSED = 0x43574259, //Khronos ASTC formats HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_4x4_KHR = 0x93B0, HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_5x4_KHR = 0x93B1, HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_5x5_KHR = 0x93B2, HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_6x5_KHR = 0x93B3, HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_6x6_KHR = 0x93B4, HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_8x5_KHR = 0x93B5, HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_8x6_KHR = 0x93B6, HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_8x8_KHR = 0x93B7, HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x5_KHR = 0x93B8, HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x6_KHR = 0x93B9, HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x8_KHR = 0x93BA, HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x10_KHR = 0x93BB, HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_12x10_KHR = 0x93BC, HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_12x12_KHR = 0x93BD, HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR = 0x93D0, HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR = 0x93D1, HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR = 0x93D2, HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR = 0x93D3, HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR = 0x93D4, HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR = 0x93D5, HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR = 0x93D6, HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR = 0x93D7, HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR = 0x93D8, HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR = 0x93D9, HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR = 0x93DA, HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR = 0x93DB, HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR = 0x93DC, HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR = 0x93DD, }; /* possible formats for 3D content*/ enum { HAL_NO_3D = 0x0000, HAL_3D_IN_SIDE_BY_SIDE_L_R = 0x10000, HAL_3D_IN_TOP_BOTTOM = 0x20000, HAL_3D_IN_INTERLEAVE = 0x40000, HAL_3D_IN_SIDE_BY_SIDE_R_L = 0x80000, HAL_3D_OUT_SIDE_BY_SIDE = 0x1000, HAL_3D_OUT_TOP_BOTTOM = 0x2000, HAL_3D_OUT_INTERLEAVE = 0x4000, HAL_3D_OUT_MONOSCOPIC = 0x8000 }; 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_PMEM = 0x00000002, PRIV_FLAGS_USES_PMEM_ADSP = 0x00000004, PRIV_FLAGS_USES_ION = 0x00000008, PRIV_FLAGS_USES_ASHMEM = 0x00000010, PRIV_FLAGS_NEEDS_FLUSH = 0x00000020, PRIV_FLAGS_DO_NOT_FLUSH = 0x00000040, PRIV_FLAGS_SW_LOCK = 0x00000080, PRIV_FLAGS_NONCONTIGUOUS_MEM = 0x00000100, // Set by HWC when storing the handle PRIV_FLAGS_HWC_LOCK = 0x00000200, PRIV_FLAGS_SECURE_BUFFER = 0x00000400, // For explicit synchronization PRIV_FLAGS_UNSYNCHRONIZED = 0x00000800, // Not mapped in userspace PRIV_FLAGS_NOT_MAPPED = 0x00001000, // Display on external only PRIV_FLAGS_EXTERNAL_ONLY = 0x00002000, 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, PRIV_FLAGS_ITU_R_601_FR = 0x00400000, PRIV_FLAGS_ITU_R_709 = 0x00800000, PRIV_FLAGS_SECURE_DISPLAY = 0x01000000, // Buffer is rendered in Tile Format PRIV_FLAGS_TILE_RENDERED = 0x02000000 }; // file-descriptors int fd; int fd_metadata; // fd for the meta-data // ints int magic; int flags; size_t size; size_t offset; int bufferType; uintptr_t base; size_t offset_metadata; // The gpu address mapped into the mmu. uintptr_t gpuaddr; int format; int width; int height; uintptr_t base_metadata; #ifdef __cplusplus //TODO64: Revisit this on 64-bit static const int sNumInts = (6 + (3 * (sizeof(size_t)/sizeof(int))) + (3 * (sizeof(uintptr_t)/sizeof(int)))); static const int sNumFds = 2; static const int sMagic = 'gmsm'; private_handle_t(int fd, size_t size, int flags, int bufferType, int format, int width, int height, int eFd = -1, size_t eOffset = 0, uintptr_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(width), height(height), base_metadata(eBase) { version = (int) sizeof(native_handle); numInts = sNumInts; numFds = sNumFds; } ~private_handle_t() { magic = 0; } bool usesPhysicallyContiguousMemory() { return (flags & PRIV_FLAGS_USES_PMEM) != 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_ */