diff options
Diffstat (limited to 'drivers/gpu/drm/qxl/qxl_object.h')
| -rw-r--r-- | drivers/gpu/drm/qxl/qxl_object.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/drivers/gpu/drm/qxl/qxl_object.h b/drivers/gpu/drm/qxl/qxl_object.h new file mode 100644 index 000000000..53392cb90 --- /dev/null +++ b/drivers/gpu/drm/qxl/qxl_object.h @@ -0,0 +1,75 @@ +/* + * Copyright 2013 Red Hat Inc. + * + * 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 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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. + * + * Authors: Dave Airlie + * Alon Levy + */ +#ifndef QXL_OBJECT_H +#define QXL_OBJECT_H + +#include "qxl_drv.h" + +static inline int qxl_bo_reserve(struct qxl_bo *bo) +{ + int r; + + r = ttm_bo_reserve(&bo->tbo, true, false, NULL); + if (unlikely(r != 0)) { + if (r != -ERESTARTSYS) { + struct drm_device *ddev = bo->tbo.base.dev; + + dev_err(ddev->dev, "%p reserve failed\n", bo); + } + return r; + } + return 0; +} + +static inline void qxl_bo_unreserve(struct qxl_bo *bo) +{ + ttm_bo_unreserve(&bo->tbo); +} + +static inline unsigned long qxl_bo_size(struct qxl_bo *bo) +{ + return bo->tbo.base.size; +} + +extern int qxl_bo_create(struct qxl_device *qdev, + unsigned long size, + bool kernel, bool pinned, u32 domain, + u32 priority, + struct qxl_surface *surf, + struct qxl_bo **bo_ptr); +int qxl_bo_vmap(struct qxl_bo *bo, struct iosys_map *map); +int qxl_bo_vmap_locked(struct qxl_bo *bo, struct iosys_map *map); +int qxl_bo_vunmap(struct qxl_bo *bo); +void qxl_bo_vunmap_locked(struct qxl_bo *bo); +void *qxl_bo_kmap_atomic_page(struct qxl_device *qdev, struct qxl_bo *bo, int page_offset); +void qxl_bo_kunmap_atomic_page(struct qxl_device *qdev, struct qxl_bo *bo, void *map); +extern struct qxl_bo *qxl_bo_ref(struct qxl_bo *bo); +extern void qxl_bo_unref(struct qxl_bo **bo); +extern int qxl_bo_pin(struct qxl_bo *bo); +extern int qxl_bo_unpin(struct qxl_bo *bo); +extern void qxl_ttm_placement_from_domain(struct qxl_bo *qbo, u32 domain); +extern bool qxl_ttm_bo_is_qxl_bo(struct ttm_buffer_object *bo); + +#endif |