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