diff options
Diffstat (limited to 'moorefield_hdmi/include/pvr/hal/img_gralloc_public.h')
| -rw-r--r-- | moorefield_hdmi/include/pvr/hal/img_gralloc_public.h | 302 |
1 files changed, 302 insertions, 0 deletions
diff --git a/moorefield_hdmi/include/pvr/hal/img_gralloc_public.h b/moorefield_hdmi/include/pvr/hal/img_gralloc_public.h new file mode 100644 index 0000000..1b6ca50 --- /dev/null +++ b/moorefield_hdmi/include/pvr/hal/img_gralloc_public.h @@ -0,0 +1,302 @@ +/* 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 HAL_PUBLIC_H +#define HAL_PUBLIC_H + +/* Authors of third party hardware composer (HWC) modules will need to include + * this header to access functionality in the gralloc HAL. + */ + +#include <hardware/gralloc.h> + +#define ALIGN(x,a) (((x) + (a) - 1L) & ~((a) - 1L)) +#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 psPrivateData on gralloc_module_t (this + * is obviously 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 + * Android API. This also prevents us from leaking maps/allocations. + * + * This table has entries inserted either by alloc() + * (alloc_device_t) or map() (gralloc_module_t). Entries are removed + * by free() (alloc_device_t) and unmap() (gralloc_module_t). + */ + +#define IMG_NATIVE_HANDLE_NUMFDS (MAX_SUB_ALLOCS) + /* The `fd' field is used to "export" a meminfo to another process. + * Therefore, it is allocated by alloc_device_t, and consumed by + * gralloc_module_t. + */ + 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 meminfo. Each + * exported kernel meminfo will have a unique stamp, but note that in + * userspace, several meminfos 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; + +typedef struct +{ + int l, t, w, h; +} +IMG_write_lock_rect_t; + +#define IMG_BFF_YUV (1 << 0) +#define IMG_BFF_UVCbCrORDERING (1 << 1) +#define IMG_BFF_CPU_CLEAR (1 << 2) +#define IMG_BFF_DONT_GPU_CLEAR (1 << 3) +#define IMG_BFF_PARTIAL_ALLOC (1 << 4) +#define IMG_BFF_NEVER_COMPRESS (1 << 5) + +/* 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; + +/* NOTE: This interface is deprecated. Use module->perform() instead. */ +typedef struct IMG_gralloc_module_public_t +{ + gralloc_module_t base; + + /* Gets the head of the linked list of all registered formats */ + const IMG_buffer_format_public_t *(*GetBufferFormats)(void); + + /* Custom-blit components in lieu of overlay hardware */ + int (*Blit)(struct IMG_gralloc_module_public_t const *module, + buffer_handle_t src, buffer_handle_t dest, + int w, int h, int x, int y, int transform, + int iInputFenceFd, int *piOutputFenceFd); + + int (*Blit3)(struct IMG_gralloc_module_public_t const *module, + unsigned long long ui64SrcStamp, int iSrcWidth, + int iSrcHeight, int iSrcFormat, int iSrcStrideInPixels, + int eSrcRotation, buffer_handle_t dest, int eDestRotation, + int iInputFenceFd, int *piOutputFenceFd); + + /* Walk the above list and return only the specified format */ + const IMG_buffer_format_public_t *(*GetBufferFormat)(int iFormat); +} +IMG_gralloc_module_public_t; + +/* Helpers for using the non-type-safe perform() extension functions. Use + * these helpers instead of calling perform() directly in your application. + */ + +#define GRALLOC_MODULE_GET_BUFFER_FORMAT_IMG 1 +#define GRALLOC_MODULE_GET_BUFFER_FORMATS_IMG 2 +#define GRALLOC_MODULE_BLIT_HANDLE_TO_HANDLE_IMG 3 +#define GRALLOC_MODULE_BLIT_STAMP_TO_HANDLE_IMG 4 + +static inline int +gralloc_module_get_buffer_format_img(const gralloc_module_t *module, + int format, + const IMG_buffer_format_public_t **v) +{ + return module->perform(module, GRALLOC_MODULE_GET_BUFFER_FORMAT_IMG, + format, v); +} + +static inline int +gralloc_module_get_buffer_formats_img(const gralloc_module_t *module, + const IMG_buffer_format_public_t **v) +{ + return module->perform(module, GRALLOC_MODULE_GET_BUFFER_FORMATS_IMG, v); +} + +static inline int +gralloc_module_blit_handle_to_handle_img(const gralloc_module_t *module, + buffer_handle_t src, + buffer_handle_t dest, + int w, int h, int x, int y, + int transform, int input_fence, + int *output_fence) +{ + return module->perform(module, GRALLOC_MODULE_BLIT_HANDLE_TO_HANDLE_IMG, + src, dest, w, h, x, y, transform, input_fence, + output_fence); +} + +static inline int +gralloc_module_blit_stamp_to_handle(const gralloc_module_t *module, + unsigned long long src_stamp, + int src_width, int src_height, + int src_format, int src_stride_in_pixels, + int src_rotation, buffer_handle_t dest, + int dest_rotation, int input_fence, + int *output_fence) +{ + return module->perform(module, GRALLOC_MODULE_BLIT_STAMP_TO_HANDLE_IMG, + src_stamp, src_width, src_height, src_format, + src_stride_in_pixels, src_rotation, dest, + dest_rotation, input_fence, output_fence); +} + +#endif /* HAL_PUBLIC_H */ |