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121 lines
3.5 KiB
121 lines
3.5 KiB
/*
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* Copyright (C) 2012 Samsung Electronics Co., Ltd.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Authors:
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* Inki Dae <inki.dae@samsung.com>
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*/
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#ifndef EXYNOS_DRMIF_H_
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#define EXYNOS_DRMIF_H_
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#include <xf86drm.h>
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#include <stdint.h>
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#include "exynos_drm.h"
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#if defined(__cplusplus)
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extern "C" {
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#endif
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struct exynos_device {
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int fd;
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};
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/*
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* Exynos Buffer Object structure.
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*
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* @dev: exynos device object allocated.
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* @handle: a gem handle to gem object created.
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* @flags: indicate memory allocation and cache attribute types.
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* @size: size to the buffer created.
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* @vaddr: user space address to a gem buffer mmapped.
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* @name: a gem global handle from flink request.
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*/
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struct exynos_bo {
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struct exynos_device *dev;
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uint32_t handle;
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uint32_t flags;
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size_t size;
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void *vaddr;
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uint32_t name;
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};
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#define EXYNOS_EVENT_CONTEXT_VERSION 1
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/*
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* Exynos Event Context structure.
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*
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* @base: base context (for core events).
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* @version: version info similar to the one in 'drmEventContext'.
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* @g2d_event_handler: handler for G2D events.
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*/
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struct exynos_event_context {
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drmEventContext base;
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int version;
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void (*g2d_event_handler)(int fd, unsigned int cmdlist_no,
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unsigned int tv_sec, unsigned int tv_usec,
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void *user_data);
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};
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/*
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* device related functions:
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*/
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struct exynos_device * exynos_device_create(int fd);
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void exynos_device_destroy(struct exynos_device *dev);
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/*
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* buffer-object related functions:
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*/
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struct exynos_bo * exynos_bo_create(struct exynos_device *dev,
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size_t size, uint32_t flags);
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int exynos_bo_get_info(struct exynos_device *dev, uint32_t handle,
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size_t *size, uint32_t *flags);
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void exynos_bo_destroy(struct exynos_bo *bo);
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struct exynos_bo * exynos_bo_from_name(struct exynos_device *dev, uint32_t name);
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int exynos_bo_get_name(struct exynos_bo *bo, uint32_t *name);
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uint32_t exynos_bo_handle(struct exynos_bo *bo);
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void * exynos_bo_map(struct exynos_bo *bo);
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int exynos_prime_handle_to_fd(struct exynos_device *dev, uint32_t handle,
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int *fd);
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int exynos_prime_fd_to_handle(struct exynos_device *dev, int fd,
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uint32_t *handle);
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/*
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* Virtual Display related functions:
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*/
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int exynos_vidi_connection(struct exynos_device *dev, uint32_t connect,
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uint32_t ext, void *edid);
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/*
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* event handling related functions:
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*/
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int exynos_handle_event(struct exynos_device *dev,
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struct exynos_event_context *ctx);
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#if defined(__cplusplus)
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}
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#endif
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#endif /* EXYNOS_DRMIF_H_ */
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