diff options
Diffstat (limited to 'moorefield_hdmi/include/pvr/hal/img_gralloc_common_public.h')
| -rw-r--r-- | moorefield_hdmi/include/pvr/hal/img_gralloc_common_public.h | 368 |
1 files changed, 368 insertions, 0 deletions
diff --git a/moorefield_hdmi/include/pvr/hal/img_gralloc_common_public.h b/moorefield_hdmi/include/pvr/hal/img_gralloc_common_public.h new file mode 100644 index 0000000..965e5a7 --- /dev/null +++ b/moorefield_hdmi/include/pvr/hal/img_gralloc_common_public.h @@ -0,0 +1,368 @@ +/* Copyright (c) Imagination Technologies Ltd. + * + * The contents of this file are subject to the MIT license as set out below. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef IMG_GRALLOC_COMMON_PUBLIC_H +#define IMG_GRALLOC_COMMON_PUBLIC_H + +#include <cutils/native_handle.h> +#include <system/graphics.h> +#include <linux/ion.h> + +#define ALIGN(x,a) ((((x) + (a) - 1L) / (a)) * (a)) +#define HW_ALIGN 32 + +/* Use bits [0-3] of "vendor format" bits as real format. Customers should + * use *only* the unassigned bits below for custom pixel formats, YUV or RGB. + * + * If there are no bits set in this part of the field, or other bits are set + * in the format outside of the "vendor format" mask, the non-extension format + * is used instead. Reserve 0 for this purpose. + */ + +#define HAL_PIXEL_FORMAT_VENDOR_EXT(fmt) (0x100 | (fmt & 0xF)) + +/* Reserved ** DO NOT USE ** HAL_PIXEL_FORMAT_VENDOR_EXT(0) */ +#define HAL_PIXEL_FORMAT_BGRX_8888 HAL_PIXEL_FORMAT_VENDOR_EXT(1) +#define HAL_PIXEL_FORMAT_sBGR_A_8888 HAL_PIXEL_FORMAT_VENDOR_EXT(2) +#define HAL_PIXEL_FORMAT_sBGR_X_8888 HAL_PIXEL_FORMAT_VENDOR_EXT(3) +/* HAL_PIXEL_FORMAT_RGB_565 HAL_PIXEL_FORMAT_VENDOR_EXT(4) */ +/* HAL_PIXEL_FORMAT_BGRA_8888 HAL_PIXEL_FORMAT_VENDOR_EXT(5) */ +#define HAL_PIXEL_FORMAT_NV12 HAL_PIXEL_FORMAT_VENDOR_EXT(6) +/* Free for customer use HAL_PIXEL_FORMAT_VENDOR_EXT(7) */ +/* Free for customer use HAL_PIXEL_FORMAT_VENDOR_EXT(8) */ +/* Free for customer use HAL_PIXEL_FORMAT_VENDOR_EXT(9) */ +/* Free for customer use HAL_PIXEL_FORMAT_VENDOR_EXT(10) */ +/* Free for customer use HAL_PIXEL_FORMAT_VENDOR_EXT(11) */ +/* Free for customer use HAL_PIXEL_FORMAT_VENDOR_EXT(12) */ +/* Free for customer use HAL_PIXEL_FORMAT_VENDOR_EXT(13) */ +/* Free for customer use HAL_PIXEL_FORMAT_VENDOR_EXT(14) */ +/* Free for customer use HAL_PIXEL_FORMAT_VENDOR_EXT(15) */ + +/* One of the below compression modes is OR'ed into bits [4-6] of the 8 bit + * "vendor format" field. If no bits are set in this "compression mask", the + * normal memory format for the pixel format is used. Otherwise the pixel + * data will be compressed in memory with the Rogue framebuffer compressor. + */ + +#define HAL_FB_COMPRESSION_NONE 0 +#define HAL_FB_COMPRESSION_DIRECT_8x8 1 +#define HAL_FB_COMPRESSION_DIRECT_16x4 2 +#define HAL_FB_COMPRESSION_DIRECT_32x2 3 +#define HAL_FB_COMPRESSION_INDIRECT_8x8 4 +#define HAL_FB_COMPRESSION_INDIRECT_16x4 5 +#define HAL_FB_COMPRESSION_INDIRECT_4TILE_8x8 6 +#define HAL_FB_COMPRESSION_INDIRECT_4TILE_16x4 7 + +/* The memory layout is OR'ed into bit 7 (top bit) of the 8 bit "vendor + * format" field. Only STRIDED and TWIDDLED are supported; there is no space + * for PAGETILED. + */ +#define HAL_FB_MEMLAYOUT_STRIDED 0 +#define HAL_FB_MEMLAYOUT_TWIDDLED 1 + +/* This can be tuned down as appropriate for the SOC. + * + * IMG formats are usually a single sub-alloc. + * Some OEM video formats are two sub-allocs (Y, UV planes). + * Future OEM video formats might be three sub-allocs (Y, U, V planes). + */ +#define MAX_SUB_ALLOCS (3) + +typedef struct +{ + native_handle_t base; + + /* These fields can be sent cross process. They are also valid + * to duplicate within the same process. + * + * A table is stored within the gralloc implementation's private data + * structure (which is per-process) which maps stamps to a mapped + * PVRSRV_MEMDESC in that process. Each map entry has a lock count + * associated with it, satisfying the requirements of the gralloc API. + * This also prevents us from leaking maps/allocations. + */ + +#define IMG_NATIVE_HANDLE_NUMFDS (MAX_SUB_ALLOCS) + /* The `fd' field is used to "export" a meminfo to another process. */ + int fd[IMG_NATIVE_HANDLE_NUMFDS]; + + /* This define should represent the number of packed 'int's required to + * represent the fields following it. If you add a data type that is + * 64-bit, for example using 'unsigned long long', you should write that + * as "sizeof(unsigned long long) / sizeof(int)". Please keep the order + * of the additions the same as the defined field order. + */ +#define IMG_NATIVE_HANDLE_NUMINTS \ + (sizeof(unsigned long long) / sizeof(int) + \ + 6 + MAX_SUB_ALLOCS + MAX_SUB_ALLOCS + \ + sizeof(unsigned long long) / sizeof(int) * MAX_SUB_ALLOCS + \ + 1) + /* A KERNEL unique identifier for any exported kernel memdesc. Each + * exported kernel memdesc will have a unique stamp, but note that in + * userspace, several memdescs across multiple processes could have + * the same stamp. As the native_handle can be dup(2)'d, there could be + * multiple handles with the same stamp but different file descriptors. + */ + unsigned long long ui64Stamp; + + /* This is used for buffer usage validation */ + int usage; + + /* In order to do efficient cache flushes we need the buffer dimensions, + * format and bits per pixel. There are ANativeWindow queries for the + * width, height and format, but the graphics HAL might have remapped the + * request to different values at allocation time. These are the 'true' + * values of the buffer allocation. + */ + int iWidth; + int iHeight; + int iFormat; + unsigned int uiBpp; + + /* Planes are not the same as the `fd' suballocs. A multi-planar YUV + * allocation has different planes (interleaved = 1, semi-planar = 2, + * fully-planar = 3) but might be spread across 1, 2 or 3 independent + * memory allocations (or not). + */ + int iPlanes; + + /* For multi-planar allocations, there will be multiple hstrides */ + int aiStride[MAX_SUB_ALLOCS]; + + /* For multi-planar allocations, there will be multiple vstrides */ + int aiVStride[MAX_SUB_ALLOCS]; + + /* These byte offsets are reconciled with the number of sub-allocs used + * for a multi-planar allocation. If there is a 1:1 mapping between the + * number of planes and the number of sub-allocs, these will all be zero. + * + * Otherwise, normally the zeroth entry will be zero, and the latter + * entries will be non-zero. + */ + unsigned long long aulPlaneOffset[MAX_SUB_ALLOCS]; + + /* This records the number of MAX_SUB_ALLOCS fds actually used by the + * buffer allocation. File descriptors up to fd[iNumSubAllocs - 1] are + * guaranteed to be valid. (This does not have any bearing on the aiStride, + * aiVStride or aulPlaneOffset fields, as `iPlanes' of those arrays should + * be initialized, not `iNumSubAllocs'.) + */ + int iNumSubAllocs; +} +__attribute__((aligned(sizeof(int)),packed)) IMG_native_handle_t; + +/* Channel encoding of buffer data. + * + * If the buffer has only one plane, the ENCODING bits should be interpreted + * as a definition of the interleaving pattern. Only two of the possible four + * permutations are defined; this is because the YVYU and VYUY patterns are + * not seen in the wild. + * + * If the buffer has more than one plane, the ENCODING bits should be + * interpreted as a definition of the plane order in memory. Assuming a YUV + * format, Y is always first, but U and V may be defined in 'V then U' or + * 'U then V' orders. + * + * Some bits are not used, to maximize compatibility with older DDKs which + * used them in semantically different ways. + */ +#define IMG_BFF_ENCODING_MASK (3 << 0) +/* For uiPlanes == 1 **********************************/ +/* Reserved for VYUY (check IsYUV if used) (0 << 0) */ +#define IMG_BFF_ENCODING_INTERLEAVED_YUYV (1 << 0) +/* Reserved for YVYU (2 << 0) */ +#define IMG_BFF_ENCODING_INTERLEAVED_UYVY (3 << 0) +/* For uiPlanes > 1 ***********************************/ +/* Unused (check IsYUV if used) (0 << 0) */ +#define IMG_BFF_ENCODING_VUCrCb (1 << 0) +/* Unused (2 << 0) */ +#define IMG_BFF_ENCODING_UVCbCr (3 << 0) + +/* Whether the buffer should be cleared to zero from userspace, or via the + * PowerVR services at import time. This is deprecated functionality as most + * platforms use dma-buf or ion now, and for security reasons these allocators + * should never return uncleared memory. + */ +#define IMG_BFF_CPU_CLEAR (1 << 2) + +/* Deprecated, do not use */ +#define IMG_BFF_DONT_GPU_CLEAR (1 << 3) + +/* Deprecated, do not use */ +#define IMG_BFF_PARTIAL_ALLOC (1 << 4) + +/* Guarantee that GPU framebuffer compression is never used for buffers in + * this format, even if the format is supported by the compressor. This might + * be useful if the buffer is being fed to hardware blocks that cannot handle + * the framebuffer compression encoding, and the existing HAL overrides are + * not sufficiently expressive. + */ +#define IMG_BFF_NEVER_COMPRESS (1 << 5) + +/* Indicates that the buffer should be mapped into the GPU 'tiling range' + * heaps, rather than the 'linear' general heap. This implies that the raw + * buffer data is tiled in physical memory. (The GPU BIF will de-tile it, so + * this is distinct from 'tiled texture' support.) The graphics HAL will + * select the correct 'tiling range' based on the buffer dimensions. + */ +#define IMG_BFF_BIFTILED (1 << 6) + +/* YUV subsampling encoding of buffer data. + * Many YUV formats have less chroma information than luma information. If + * this is not the case, use SUBSAMPLING_4_4_4. If each of the U and V channel + * data are 1/4 the size of the Y channel data, use SUBSAMPLING_4_2_0. + * Otherwise, use SUBSAMPLING_4_2_2. + */ +#define IMG_BFF_YUV_SUBSAMPLING_MASK (3 << 7) +#define IMG_BFF_YUV_SUBSAMPLING_4_2_0 (0 << 7) +/* Unused: 4:1:1, 4:2:1, 4:1:0, 3:1:1? (1 << 7) */ +#define IMG_BFF_YUV_SUBSAMPLING_4_2_2 (2 << 7) +#define IMG_BFF_YUV_SUBSAMPLING_4_4_4 (3 << 7) + +/* Backwards compatibility */ +#define IMG_BFF_YUV IMG_BFF_ENCODING_VUCrCb +#define IMG_BFF_UVCbCrORDERING IMG_BFF_ENCODING_UVCbCr + +/* Keep this in sync with SGX */ +typedef struct IMG_buffer_format_public_t +{ + /* Buffer formats are returned as a linked list */ + struct IMG_buffer_format_public_t *psNext; + + /* HAL_PIXEL_FORMAT_... enumerant */ + int iHalPixelFormat; + + /* IMG_PIXFMT_... enumerant */ + int iIMGPixelFormat; + + /* Friendly name for format */ + const char *const szName; + + /* Bits (not bytes) per pixel */ + unsigned int uiBpp; + + /* Supported HW usage bits. If this is GRALLOC_USAGE_HW_MASK, all usages + * are supported. Used for HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED. + */ + int iSupportedUsage; + + /* Allocation description flags */ + unsigned int uiFlags; +} +IMG_buffer_format_public_t; + +typedef struct +{ + enum + { + IMG_BUFFER_HANDLE_TYPE_ION = 0, + IMG_BUFFER_HANDLE_TYPE_DMABUF = 1, + } + eType; + + union + { + ion_user_handle_t aiIonUserHandle[MAX_SUB_ALLOCS]; + int aiDmaBufShareFd[MAX_SUB_ALLOCS]; + }; +} +IMG_buffer_handle_t; + +/* Public extensions, common to v0 and v1 HALs */ + +#define GRALLOC_GET_BUFFER_FORMAT_IMG 1 +#define GRALLOC_GET_BUFFER_FORMATS_IMG 2 +#define GRALLOC_BLIT_HANDLE_TO_HANDLE_IMG 3 +#define GRALLOC_BLIT_STAMP_TO_HANDLE_IMG 4 +#define GRALLOC_SET_DATA_SPACE_IMG 5 +#define GRALLOC_GET_ION_CLIENT_IMG 6 +#define GRALLOC_GET_BUFFER_HANDLE_IMG 7 + +#if !defined(PVR_ANDROID_HAS_SET_BUFFERS_DATASPACE) + +enum +{ + HAL_DATASPACE_SRGB_LINEAR = 0x200, + HAL_DATASPACE_SRGB = 0x201, + HAL_DATASPACE_BT601_625 = 0x102, + HAL_DATASPACE_BT601_525 = 0x103, + HAL_DATASPACE_BT709 = 0x104, +}; + +#endif /* !defined(PVR_ANDROID_HAS_SET_BUFFERS_DATASPACE) */ + +#if !defined(PVR_ANDROID_HAS_SET_BUFFERS_DATASPACE_2) + +enum +{ + HAL_DATASPACE_STANDARD_SHIFT = 16, + HAL_DATASPACE_TRANSFER_SHIFT = 22, + HAL_DATASPACE_RANGE_SHIFT = 27, + + HAL_DATASPACE_STANDARD_BT2020 = 6 << HAL_DATASPACE_STANDARD_SHIFT, + + HAL_DATASPACE_TRANSFER_SMPTE_170M = 3 << HAL_DATASPACE_TRANSFER_SHIFT, + + HAL_DATASPACE_RANGE_MASK = 7 << HAL_DATASPACE_RANGE_SHIFT, + HAL_DATASPACE_RANGE_FULL = 1 << HAL_DATASPACE_RANGE_SHIFT, + HAL_DATASPACE_RANGE_LIMITED = 2 << HAL_DATASPACE_RANGE_SHIFT, +}; + +#endif /* !defined(PVR_ANDROID_HAS_SET_BUFFERS_DATASPACE_2) */ + +/* We want to add BT.2020 and 'full range' versions of the existing dataspace + * enums. These are extensions, so define a new android_dataspace_ext_t. + * If you only have an android_dataspace_t, you can simply cast it. + */ +typedef enum +{ + /* Identical to upstream enum android_dataspace */ + HAL_DATASPACE_EXT_UNKNOWN = HAL_DATASPACE_UNKNOWN, + HAL_DATASPACE_EXT_SRGB_LINEAR = HAL_DATASPACE_SRGB_LINEAR, + HAL_DATASPACE_EXT_SRGB = HAL_DATASPACE_SRGB, + HAL_DATASPACE_EXT_BT601_625 = HAL_DATASPACE_BT601_625, + HAL_DATASPACE_EXT_BT601_525 = HAL_DATASPACE_BT601_525, + HAL_DATASPACE_EXT_BT709 = HAL_DATASPACE_BT709, + + /* IMG extension for BT.2020 support */ + HAL_DATASPACE_EXT_BT2020 = HAL_DATASPACE_STANDARD_BT2020 | + HAL_DATASPACE_TRANSFER_SMPTE_170M | + HAL_DATASPACE_RANGE_LIMITED, + + /* IMG extensions for 'full range' versions of previous enums */ + HAL_DATASPACE_EXT_BT601_625_FULL = ( HAL_DATASPACE_BT601_625 & + ~HAL_DATASPACE_RANGE_MASK) | + HAL_DATASPACE_RANGE_FULL, + HAL_DATASPACE_EXT_BT601_525_FULL = ( HAL_DATASPACE_BT601_525 & + ~HAL_DATASPACE_RANGE_MASK) | + HAL_DATASPACE_RANGE_FULL, + HAL_DATASPACE_EXT_BT709_FULL = ( HAL_DATASPACE_BT709 & + ~HAL_DATASPACE_RANGE_MASK) | + HAL_DATASPACE_RANGE_FULL, + HAL_DATASPACE_EXT_BT2020_FULL = ( HAL_DATASPACE_EXT_BT2020 & + ~HAL_DATASPACE_RANGE_MASK) | + HAL_DATASPACE_RANGE_FULL, +} +android_dataspace_ext_t; + +#endif /* IMG_GRALLOC_COMMON_PUBLIC_H */ |