100 lines
3.1 KiB
C
100 lines
3.1 KiB
C
/*
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* Copyright (C) 2010-2011 Chia-I Wu <olvaffe@gmail.com>
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* Copyright (C) 2010-2011 LunarG Inc.
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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 shall be included
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* in all copies or substantial portions of the 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
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef _GRALLOC_DRM_PRIV_H_
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#define _GRALLOC_DRM_PRIV_H_
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#include <pthread.h>
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#include <xf86drm.h>
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#include <xf86drmMode.h>
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#include "gralloc_drm_handle.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct gralloc_drm_t {
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/* initialized by gralloc_drm_create */
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int fd;
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struct gralloc_drm_drv_t *drv;
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};
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struct drm_module_t {
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gralloc_module_t base;
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pthread_mutex_t mutex;
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struct gralloc_drm_t *drm;
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};
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struct gralloc_drm_drv_t {
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/* destroy the driver */
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void (*destroy)(struct gralloc_drm_drv_t *drv);
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/* allocate or import a bo */
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struct gralloc_drm_bo_t *(*alloc)(struct gralloc_drm_drv_t *drv,
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struct gralloc_drm_handle_t *handle);
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/* free a bo */
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void (*free)(struct gralloc_drm_drv_t *drv,
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struct gralloc_drm_bo_t *bo);
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/* map a bo for CPU access */
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int (*map)(struct gralloc_drm_drv_t *drv,
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struct gralloc_drm_bo_t *bo,
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int x, int y, int w, int h, int enable_write, void **addr);
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/* unmap a bo */
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void (*unmap)(struct gralloc_drm_drv_t *drv,
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struct gralloc_drm_bo_t *bo);
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/* query component offsets, strides and handles for a format */
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void (*resolve_format)(struct gralloc_drm_drv_t *drv,
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struct gralloc_drm_bo_t *bo,
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uint32_t *pitches, uint32_t *offsets, uint32_t *handles);
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};
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struct gralloc_drm_bo_t {
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struct gralloc_drm_t *drm;
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struct gralloc_drm_handle_t *handle;
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int imported; /* the handle is from a remote proces when true */
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int fb_handle; /* the GEM handle of the bo */
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int fb_id; /* the fb id */
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int lock_count;
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int locked_for;
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unsigned int refcount;
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};
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struct gralloc_drm_drv_t *gralloc_drm_drv_create_for_pipe(int fd, const char *name);
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struct gralloc_drm_drv_t *gralloc_drm_drv_create_for_intel(int fd);
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struct gralloc_drm_drv_t *gralloc_drm_drv_create_for_radeon(int fd);
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struct gralloc_drm_drv_t *gralloc_drm_drv_create_for_rockchip(int fd);
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struct gralloc_drm_drv_t *gralloc_drm_drv_create_for_nouveau(int fd);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _GRALLOC_DRM_PRIV_H_ */
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