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1/*2 * Copyright 2013 Red Hat Inc.3 *4 * Permission is hereby granted, free of charge, to any person obtaining a5 * copy of this software and associated documentation files (the "Software"),6 * to deal in the Software without restriction, including without limitation7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,8 * and/or sell copies of the Software, and to permit persons to whom the9 * Software is furnished to do so, subject to the following conditions:10 *11 * The above copyright notice and this permission notice shall be included in12 * all copies or substantial portions of the Software.13 *14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR20 * OTHER DEALINGS IN THE SOFTWARE.21 *22 * Authors: Dave Airlie23 * Alon Levy24 */25#ifndef QXL_OBJECT_H26#define QXL_OBJECT_H27 28#include "qxl_drv.h"29 30static inline int qxl_bo_reserve(struct qxl_bo *bo)31{32 int r;33 34 r = ttm_bo_reserve(&bo->tbo, true, false, NULL);35 if (unlikely(r != 0)) {36 if (r != -ERESTARTSYS) {37 struct drm_device *ddev = bo->tbo.base.dev;38 39 dev_err(ddev->dev, "%p reserve failed\n", bo);40 }41 return r;42 }43 return 0;44}45 46static inline void qxl_bo_unreserve(struct qxl_bo *bo)47{48 ttm_bo_unreserve(&bo->tbo);49}50 51static inline unsigned long qxl_bo_size(struct qxl_bo *bo)52{53 return bo->tbo.base.size;54}55 56extern int qxl_bo_create(struct qxl_device *qdev,57 unsigned long size,58 bool kernel, bool pinned, u32 domain,59 u32 priority,60 struct qxl_surface *surf,61 struct qxl_bo **bo_ptr);62int qxl_bo_pin_and_vmap(struct qxl_bo *bo, struct iosys_map *map);63int qxl_bo_vmap_locked(struct qxl_bo *bo, struct iosys_map *map);64int qxl_bo_vunmap_and_unpin(struct qxl_bo *bo);65void qxl_bo_vunmap_locked(struct qxl_bo *bo);66void *qxl_bo_kmap_atomic_page(struct qxl_device *qdev, struct qxl_bo *bo, int page_offset);67void qxl_bo_kunmap_atomic_page(struct qxl_device *qdev, struct qxl_bo *bo, void *map);68extern struct qxl_bo *qxl_bo_ref(struct qxl_bo *bo);69extern void qxl_bo_unref(struct qxl_bo **bo);70extern int qxl_bo_pin_locked(struct qxl_bo *bo);71extern void qxl_bo_unpin_locked(struct qxl_bo *bo);72extern int qxl_bo_pin(struct qxl_bo *bo);73extern int qxl_bo_unpin(struct qxl_bo *bo);74extern void qxl_ttm_placement_from_domain(struct qxl_bo *qbo, u32 domain);75extern bool qxl_ttm_bo_is_qxl_bo(struct ttm_buffer_object *bo);76 77#endif78