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android_external_minigbm/gbm.h
Vince Hsu a6878fe5ae minigbm: add format modifiers per plane 
To pass the surface format parameters to EGL, we add format modifiers
which are used for dmabuf import. The vendor ID definitions are copied
from drm_fourcc.h.

BUG=chromium:478339
TEST=none

Change-Id: Ida3e6787b29af73ff534c054006f93c3bad4c5b9
Signed-off-by: Vince Hsu <vince.h@nvidia.com>
Reviewed-on: https://chromium-review.googlesource.com/346365
Reviewed-by: Stéphane Marchesin <marcheu@chromium.org>
2016-05-29 22:03:31 -07:00

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/*
* Copyright © 2011 Intel Corporation
*
* 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 (including the next
* paragraph) 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.
*
* Authors:
* Benjamin Franzke <benjaminfranzke@googlemail.com>
*/
#ifndef _GBM_H_
#define _GBM_H_
#ifdef __cplusplus
extern "C" {
#endif
#define __GBM__ 1
#include <stdint.h>
/**
* \file gbm.h
* \brief Generic Buffer Manager
*/
struct gbm_device;
struct gbm_bo;
struct gbm_surface;
/**
* \mainpage The Generic Buffer Manager
*
* This module provides an abstraction that the caller can use to request a
* buffer from the underlying memory management system for the platform.
*
* This allows the creation of portable code whilst still allowing access to
* the underlying memory manager.
*/
/**
* Abstraction representing the handle to a buffer allocated by the
* manager
*/
union gbm_bo_handle {
void *ptr;
int32_t s32;
uint32_t u32;
int64_t s64;
uint64_t u64;
};
#define __gbm_fourcc_code(a,b,c,d) ((uint32_t)(a) | ((uint32_t)(b) << 8) | \
((uint32_t)(c) << 16) | ((uint32_t)(d) << 24))
#define GBM_FORMAT_BIG_ENDIAN (1<<31) /* format is big endian instead of little endian */
/* color index */
#define GBM_FORMAT_C8 __gbm_fourcc_code('C', '8', ' ', ' ') /* [7:0] C */
/* 8 bpp Red */
#define GBM_FORMAT_R8 __gbm_fourcc_code('R', '8', ' ', ' ') /* [7:0] R */
/* 16 bpp RG */
#define GBM_FORMAT_RG88 __gbm_fourcc_code('R', 'G', '8', '8') /* [15:0] R:G 8:8 little endian */
#define GBM_FORMAT_GR88 __gbm_fourcc_code('G', 'R', '8', '8') /* [15:0] G:R 8:8 little endian */
/* 8 bpp RGB */
#define GBM_FORMAT_RGB332 __gbm_fourcc_code('R', 'G', 'B', '8') /* [7:0] R:G:B 3:3:2 */
#define GBM_FORMAT_BGR233 __gbm_fourcc_code('B', 'G', 'R', '8') /* [7:0] B:G:R 2:3:3 */
/* 16 bpp RGB */
#define GBM_FORMAT_XRGB4444 __gbm_fourcc_code('X', 'R', '1', '2') /* [15:0] x:R:G:B 4:4:4:4 little endian */
#define GBM_FORMAT_XBGR4444 __gbm_fourcc_code('X', 'B', '1', '2') /* [15:0] x:B:G:R 4:4:4:4 little endian */
#define GBM_FORMAT_RGBX4444 __gbm_fourcc_code('R', 'X', '1', '2') /* [15:0] R:G:B:x 4:4:4:4 little endian */
#define GBM_FORMAT_BGRX4444 __gbm_fourcc_code('B', 'X', '1', '2') /* [15:0] B:G:R:x 4:4:4:4 little endian */
#define GBM_FORMAT_ARGB4444 __gbm_fourcc_code('A', 'R', '1', '2') /* [15:0] A:R:G:B 4:4:4:4 little endian */
#define GBM_FORMAT_ABGR4444 __gbm_fourcc_code('A', 'B', '1', '2') /* [15:0] A:B:G:R 4:4:4:4 little endian */
#define GBM_FORMAT_RGBA4444 __gbm_fourcc_code('R', 'A', '1', '2') /* [15:0] R:G:B:A 4:4:4:4 little endian */
#define GBM_FORMAT_BGRA4444 __gbm_fourcc_code('B', 'A', '1', '2') /* [15:0] B:G:R:A 4:4:4:4 little endian */
#define GBM_FORMAT_XRGB1555 __gbm_fourcc_code('X', 'R', '1', '5') /* [15:0] x:R:G:B 1:5:5:5 little endian */
#define GBM_FORMAT_XBGR1555 __gbm_fourcc_code('X', 'B', '1', '5') /* [15:0] x:B:G:R 1:5:5:5 little endian */
#define GBM_FORMAT_RGBX5551 __gbm_fourcc_code('R', 'X', '1', '5') /* [15:0] R:G:B:x 5:5:5:1 little endian */
#define GBM_FORMAT_BGRX5551 __gbm_fourcc_code('B', 'X', '1', '5') /* [15:0] B:G:R:x 5:5:5:1 little endian */
#define GBM_FORMAT_ARGB1555 __gbm_fourcc_code('A', 'R', '1', '5') /* [15:0] A:R:G:B 1:5:5:5 little endian */
#define GBM_FORMAT_ABGR1555 __gbm_fourcc_code('A', 'B', '1', '5') /* [15:0] A:B:G:R 1:5:5:5 little endian */
#define GBM_FORMAT_RGBA5551 __gbm_fourcc_code('R', 'A', '1', '5') /* [15:0] R:G:B:A 5:5:5:1 little endian */
#define GBM_FORMAT_BGRA5551 __gbm_fourcc_code('B', 'A', '1', '5') /* [15:0] B:G:R:A 5:5:5:1 little endian */
#define GBM_FORMAT_RGB565 __gbm_fourcc_code('R', 'G', '1', '6') /* [15:0] R:G:B 5:6:5 little endian */
#define GBM_FORMAT_BGR565 __gbm_fourcc_code('B', 'G', '1', '6') /* [15:0] B:G:R 5:6:5 little endian */
/* 24 bpp RGB */
#define GBM_FORMAT_RGB888 __gbm_fourcc_code('R', 'G', '2', '4') /* [23:0] R:G:B little endian */
#define GBM_FORMAT_BGR888 __gbm_fourcc_code('B', 'G', '2', '4') /* [23:0] B:G:R little endian */
/* 32 bpp RGB */
#define GBM_FORMAT_XRGB8888 __gbm_fourcc_code('X', 'R', '2', '4') /* [31:0] x:R:G:B 8:8:8:8 little endian */
#define GBM_FORMAT_XBGR8888 __gbm_fourcc_code('X', 'B', '2', '4') /* [31:0] x:B:G:R 8:8:8:8 little endian */
#define GBM_FORMAT_RGBX8888 __gbm_fourcc_code('R', 'X', '2', '4') /* [31:0] R:G:B:x 8:8:8:8 little endian */
#define GBM_FORMAT_BGRX8888 __gbm_fourcc_code('B', 'X', '2', '4') /* [31:0] B:G:R:x 8:8:8:8 little endian */
#define GBM_FORMAT_ARGB8888 __gbm_fourcc_code('A', 'R', '2', '4') /* [31:0] A:R:G:B 8:8:8:8 little endian */
#define GBM_FORMAT_ABGR8888 __gbm_fourcc_code('A', 'B', '2', '4') /* [31:0] A:B:G:R 8:8:8:8 little endian */
#define GBM_FORMAT_RGBA8888 __gbm_fourcc_code('R', 'A', '2', '4') /* [31:0] R:G:B:A 8:8:8:8 little endian */
#define GBM_FORMAT_BGRA8888 __gbm_fourcc_code('B', 'A', '2', '4') /* [31:0] B:G:R:A 8:8:8:8 little endian */
#define GBM_FORMAT_XRGB2101010 __gbm_fourcc_code('X', 'R', '3', '0') /* [31:0] x:R:G:B 2:10:10:10 little endian */
#define GBM_FORMAT_XBGR2101010 __gbm_fourcc_code('X', 'B', '3', '0') /* [31:0] x:B:G:R 2:10:10:10 little endian */
#define GBM_FORMAT_RGBX1010102 __gbm_fourcc_code('R', 'X', '3', '0') /* [31:0] R:G:B:x 10:10:10:2 little endian */
#define GBM_FORMAT_BGRX1010102 __gbm_fourcc_code('B', 'X', '3', '0') /* [31:0] B:G:R:x 10:10:10:2 little endian */
#define GBM_FORMAT_ARGB2101010 __gbm_fourcc_code('A', 'R', '3', '0') /* [31:0] A:R:G:B 2:10:10:10 little endian */
#define GBM_FORMAT_ABGR2101010 __gbm_fourcc_code('A', 'B', '3', '0') /* [31:0] A:B:G:R 2:10:10:10 little endian */
#define GBM_FORMAT_RGBA1010102 __gbm_fourcc_code('R', 'A', '3', '0') /* [31:0] R:G:B:A 10:10:10:2 little endian */
#define GBM_FORMAT_BGRA1010102 __gbm_fourcc_code('B', 'A', '3', '0') /* [31:0] B:G:R:A 10:10:10:2 little endian */
/* packed YCbCr */
#define GBM_FORMAT_YUYV __gbm_fourcc_code('Y', 'U', 'Y', 'V') /* [31:0] Cr0:Y1:Cb0:Y0 8:8:8:8 little endian */
#define GBM_FORMAT_YVYU __gbm_fourcc_code('Y', 'V', 'Y', 'U') /* [31:0] Cb0:Y1:Cr0:Y0 8:8:8:8 little endian */
#define GBM_FORMAT_UYVY __gbm_fourcc_code('U', 'Y', 'V', 'Y') /* [31:0] Y1:Cr0:Y0:Cb0 8:8:8:8 little endian */
#define GBM_FORMAT_VYUY __gbm_fourcc_code('V', 'Y', 'U', 'Y') /* [31:0] Y1:Cb0:Y0:Cr0 8:8:8:8 little endian */
#define GBM_FORMAT_AYUV __gbm_fourcc_code('A', 'Y', 'U', 'V') /* [31:0] A:Y:Cb:Cr 8:8:8:8 little endian */
/*
* 2 plane YCbCr
* index 0 = Y plane, [7:0] Y
* index 1 = Cr:Cb plane, [15:0] Cr:Cb little endian
* or
* index 1 = Cb:Cr plane, [15:0] Cb:Cr little endian
*/
#define GBM_FORMAT_NV12 __gbm_fourcc_code('N', 'V', '1', '2') /* 2x2 subsampled Cr:Cb plane */
#define GBM_FORMAT_NV21 __gbm_fourcc_code('N', 'V', '2', '1') /* 2x2 subsampled Cb:Cr plane */
#define GBM_FORMAT_NV16 __gbm_fourcc_code('N', 'V', '1', '6') /* 2x1 subsampled Cr:Cb plane */
#define GBM_FORMAT_NV61 __gbm_fourcc_code('N', 'V', '6', '1') /* 2x1 subsampled Cb:Cr plane */
/*
* 3 plane YCbCr
* index 0: Y plane, [7:0] Y
* index 1: Cb plane, [7:0] Cb
* index 2: Cr plane, [7:0] Cr
* or
* index 1: Cr plane, [7:0] Cr
* index 2: Cb plane, [7:0] Cb
*/
#define GBM_FORMAT_YUV410 __gbm_fourcc_code('Y', 'U', 'V', '9') /* 4x4 subsampled Cb (1) and Cr (2) planes */
#define GBM_FORMAT_YVU410 __gbm_fourcc_code('Y', 'V', 'U', '9') /* 4x4 subsampled Cr (1) and Cb (2) planes */
#define GBM_FORMAT_YUV411 __gbm_fourcc_code('Y', 'U', '1', '1') /* 4x1 subsampled Cb (1) and Cr (2) planes */
#define GBM_FORMAT_YVU411 __gbm_fourcc_code('Y', 'V', '1', '1') /* 4x1 subsampled Cr (1) and Cb (2) planes */
#define GBM_FORMAT_YUV420 __gbm_fourcc_code('Y', 'U', '1', '2') /* 2x2 subsampled Cb (1) and Cr (2) planes */
#define GBM_FORMAT_YVU420 __gbm_fourcc_code('Y', 'V', '1', '2') /* 2x2 subsampled Cr (1) and Cb (2) planes */
#define GBM_FORMAT_YUV422 __gbm_fourcc_code('Y', 'U', '1', '6') /* 2x1 subsampled Cb (1) and Cr (2) planes */
#define GBM_FORMAT_YVU422 __gbm_fourcc_code('Y', 'V', '1', '6') /* 2x1 subsampled Cr (1) and Cb (2) planes */
#define GBM_FORMAT_YUV444 __gbm_fourcc_code('Y', 'U', '2', '4') /* non-subsampled Cb (1) and Cr (2) planes */
#define GBM_FORMAT_YVU444 __gbm_fourcc_code('Y', 'V', '2', '4') /* non-subsampled Cr (1) and Cb (2) planes */
/*
* Format Modifiers:
*
* Format modifiers describe, typically, a re-ordering or modification
* of the data in a plane of an FB. This can be used to express tiled/
* swizzled formats, or compression, or a combination of the two.
*
* The upper 8 bits of the format modifier are a vendor-id as assigned
* below. The lower 56 bits are assigned as vendor sees fit.
*/
/* Vendor Ids: */
#define GBM_FORMAT_MOD_NONE 0
#define GBM_FORMAT_MOD_VENDOR_INTEL 0x01
#define GBM_FORMAT_MOD_VENDOR_AMD 0x02
#define GBM_FORMAT_MOD_VENDOR_NV 0x03
#define GBM_FORMAT_MOD_VENDOR_SAMSUNG 0x04
#define GBM_FORMAT_MOD_VENDOR_QCOM 0x05
/* add more to the end as needed */
#define gbm_fourcc_mod_code(vendor, val) \
((((__u64)GBM_FORMAT_MOD_VENDOR_## vendor) << 56) | (val & 0x00ffffffffffffffULL))
/**
* Flags to indicate the intended use for the buffer - these are passed into
* gbm_bo_create(). The caller must set the union of all the flags that are
* appropriate
*
* \sa Use gbm_device_is_format_supported() to check if the combination of format
* and use flags are supported
*/
enum gbm_bo_flags {
/**
* Buffer is going to be presented to the screen using an API such as KMS
*/
GBM_BO_USE_SCANOUT = (1 << 0),
/**
* Buffer is going to be used as cursor
*/
GBM_BO_USE_CURSOR = (1 << 1),
/**
* Deprecated
*/
GBM_BO_USE_CURSOR_64X64 = GBM_BO_USE_CURSOR,
/**
* Buffer is to be used for rendering - for example it is going to be used
* as the storage for a color buffer
*/
GBM_BO_USE_RENDERING = (1 << 2),
/**
* Deprecated
*/
GBM_BO_USE_WRITE = (1 << 3),
/**
* Buffer is guaranteed to be laid out linearly in memory. That is, the
* buffer is laid out as an array with 'height' blocks, each block with
* length 'stride'. Each stride is in the same order as the rows of the
* buffer.
*/
GBM_BO_USE_LINEAR = (1 << 4),
};
int
gbm_device_get_fd(struct gbm_device *gbm);
const char *
gbm_device_get_backend_name(struct gbm_device *gbm);
int
gbm_device_is_format_supported(struct gbm_device *gbm,
uint32_t format, uint32_t usage);
void
gbm_device_destroy(struct gbm_device *gbm);
struct gbm_device *
gbm_create_device(int fd);
struct gbm_bo *
gbm_bo_create(struct gbm_device *gbm,
uint32_t width, uint32_t height,
uint32_t format, uint32_t flags);
#define GBM_BO_IMPORT_WL_BUFFER 0x5501
#define GBM_BO_IMPORT_EGL_IMAGE 0x5502
#define GBM_BO_IMPORT_FD 0x5503
struct gbm_import_fd_data {
int fd;
uint32_t width;
uint32_t height;
uint32_t stride;
uint32_t format;
};
struct gbm_bo *
gbm_bo_import(struct gbm_device *gbm, uint32_t type,
void *buffer, uint32_t usage);
uint32_t
gbm_bo_get_width(struct gbm_bo *bo);
uint32_t
gbm_bo_get_height(struct gbm_bo *bo);
uint32_t
gbm_bo_get_stride(struct gbm_bo *bo);
/* Tegra bringup hack to pass tiling parameters at EGLImage creation. */
uint32_t
gbm_bo_get_stride_or_tiling(struct gbm_bo *bo);
uint32_t
gbm_bo_get_format(struct gbm_bo *bo);
uint64_t
gbm_bo_get_format_modifier(struct gbm_bo *bo);
struct gbm_device *
gbm_bo_get_device(struct gbm_bo *bo);
union gbm_bo_handle
gbm_bo_get_handle(struct gbm_bo *bo);
int
gbm_bo_get_fd(struct gbm_bo *bo);
size_t
gbm_bo_get_num_planes(struct gbm_bo *bo);
union gbm_bo_handle
gbm_bo_get_plane_handle(struct gbm_bo *bo, size_t plane);
int
gbm_bo_get_plane_fd(struct gbm_bo *bo, size_t plane);
uint32_t
gbm_bo_get_plane_offset(struct gbm_bo *bo, size_t plane);
uint32_t
gbm_bo_get_plane_size(struct gbm_bo *bo, size_t plane);
uint32_t
gbm_bo_get_plane_stride(struct gbm_bo *bo, size_t plane);
uint64_t
gbm_bo_get_plane_format_modifier(struct gbm_bo *bo, size_t plane);
void
gbm_bo_set_user_data(struct gbm_bo *bo, void *data,
void (*destroy_user_data)(struct gbm_bo *, void *));
void *
gbm_bo_get_user_data(struct gbm_bo *bo);
void
gbm_bo_destroy(struct gbm_bo *bo);
struct gbm_surface *
gbm_surface_create(struct gbm_device *gbm,
uint32_t width, uint32_t height,
uint32_t format, uint32_t flags);
struct gbm_bo *
gbm_surface_lock_front_buffer(struct gbm_surface *surface);
void
gbm_surface_release_buffer(struct gbm_surface *surface, struct gbm_bo *bo);
int
gbm_surface_has_free_buffers(struct gbm_surface *surface);
void
gbm_surface_destroy(struct gbm_surface *surface);
#ifdef __cplusplus
}
#endif
#endif
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