| /* |
| * Copyright (C) ROCKCHIP, Inc. |
| * Author:yzq<yzq@rock-chips.com> |
| * |
| * based on exynos_drmif.h |
| * |
| * 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. |
| * |
| */ |
| |
| #ifndef ROCKCHIP_DRMIF_H_ |
| #define ROCKCHIP_DRMIF_H_ |
| |
| #include <xf86drm.h> |
| #include <stdint.h> |
| #include "rockchip_drm.h" |
| |
| struct rockchip_device { |
| int fd; |
| }; |
| |
| /* |
| * Rockchip Buffer Object structure. |
| * |
| * @dev: rockchip device object allocated. |
| * @handle: a gem handle to gem object created. |
| * @flags: indicate memory allocation and cache attribute types. |
| * @size: size to the buffer created. |
| * @vaddr: user space address to a gem buffer mmaped. |
| * @name: a gem global handle from flink request. |
| */ |
| struct rockchip_bo { |
| struct rockchip_device *dev; |
| uint32_t handle; |
| uint32_t flags; |
| size_t size; |
| void *vaddr; |
| uint32_t name; |
| }; |
| |
| /* |
| * device related functions: |
| */ |
| struct rockchip_device *rockchip_device_create(int fd); |
| void rockchip_device_destroy(struct rockchip_device *dev); |
| |
| /* |
| * buffer-object related functions: |
| */ |
| struct rockchip_bo *rockchip_bo_create(struct rockchip_device *dev, |
| size_t size, uint32_t flags); |
| int rockchip_bo_get_info(struct rockchip_device *dev, uint32_t handle, |
| size_t *size, uint32_t *flags); |
| void rockchip_bo_destroy(struct rockchip_bo *bo); |
| struct rockchip_bo *rockchip_bo_from_name(struct rockchip_device *dev, |
| uint32_t name); |
| int rockchip_bo_get_name(struct rockchip_bo *bo, uint32_t *name); |
| uint32_t rockchip_bo_handle(struct rockchip_bo *bo); |
| struct rockchip_bo *rockchip_bo_from_handle(struct rockchip_device *dev, |
| uint32_t handle, uint32_t flags, uint32_t size); |
| void *rockchip_bo_map(struct rockchip_bo *bo); |
| #endif /* ROCKCHIP_DRMIF_H_ */ |