| Inki Dae | e07b650 | 2012-05-04 19:13:14 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 Samsung Electronics Co., Ltd. |
| 3 | * |
| 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 5 | * copy of this software and associated documentation files (the "Software"), |
| 6 | * to deal in the Software without restriction, including without limitation |
| 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 8 | * and/or sell copies of the Software, and to permit persons to whom the |
| 9 | * Software is furnished to do so, subject to the following conditions: |
| 10 | * |
| 11 | * The above copyright notice and this permission notice (including the next |
| 12 | * paragraph) shall be included in all copies or substantial portions of the |
| 13 | * Software. |
| 14 | * |
| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 21 | * SOFTWARE. |
| 22 | * |
| 23 | * Authors: |
| 24 | * Inki Dae <inki.dae@samsung.com> |
| 25 | */ |
| 26 | |
| 27 | #ifndef EXYNOS_DRMIF_H_ |
| 28 | #define EXYNOS_DRMIF_H_ |
| 29 | |
| 30 | #include <xf86drm.h> |
| 31 | #include <stdint.h> |
| 32 | #include "exynos_drm.h" |
| 33 | |
| 34 | struct exynos_device { |
| 35 | int fd; |
| 36 | }; |
| 37 | |
| 38 | /* |
| 39 | * Exynos Buffer Object structure. |
| 40 | * |
| 41 | * @dev: exynos device object allocated. |
| 42 | * @handle: a gem handle to gem object created. |
| 43 | * @flags: indicate memory allocation and cache attribute types. |
| 44 | * @fd: file descriptor exported into dmabuf. |
| 45 | * @size: size to the buffer created. |
| 46 | * @vaddr: user space address to a gem buffer mmaped. |
| 47 | * @name: a gem global handle from flink request. |
| 48 | */ |
| 49 | struct exynos_bo { |
| 50 | struct exynos_device *dev; |
| 51 | uint32_t handle; |
| 52 | uint32_t flags; |
| 53 | int fd; |
| 54 | size_t size; |
| 55 | void *vaddr; |
| 56 | uint32_t name; |
| 57 | }; |
| 58 | |
| 59 | /* |
| 60 | * device related functions: |
| 61 | */ |
| 62 | struct exynos_device * exynos_device_create(int fd); |
| 63 | void exynos_device_destroy(struct exynos_device *dev); |
| 64 | |
| 65 | /* |
| 66 | * buffer-object related functions: |
| 67 | */ |
| 68 | struct exynos_bo * exynos_bo_create(struct exynos_device *dev, |
| 69 | size_t size, uint32_t flags); |
| 70 | int exynos_bo_get_info(struct exynos_device *dev, uint32_t handle, |
| 71 | size_t *size, uint32_t *flags); |
| 72 | void exynos_bo_destroy(struct exynos_bo *bo); |
| 73 | struct exynos_bo * exynos_bo_from_name(struct exynos_device *dev, uint32_t name); |
| 74 | int exynos_bo_get_name(struct exynos_bo *bo, uint32_t *name); |
| 75 | uint32_t exynos_bo_handle(struct exynos_bo *bo); |
| 76 | void * exynos_bo_map(struct exynos_bo *bo); |
| 77 | int exynos_prime_handle_to_fd(struct exynos_device *dev, uint32_t handle, |
| 78 | int *fd); |
| 79 | int exynos_prime_fd_to_handle(struct exynos_device *dev, int fd, |
| 80 | uint32_t *handle); |
| 81 | |
| 82 | /* |
| 83 | * Virtual Display related functions: |
| 84 | */ |
| 85 | int exynos_vidi_connection(struct exynos_device *dev, uint32_t connect, |
| 86 | uint32_t ext, void *edid); |
| 87 | |
| 88 | #endif /* EXYNOS_DRMIF_H_ */ |