Greg Hackmann | fc29df8 | 2013-05-22 14:23:10 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2013 Google, Inc. |
| 3 | * |
| 4 | * This software is licensed under the terms of the GNU General Public |
| 5 | * License version 2, as published by the Free Software Foundation, and |
| 6 | * may be copied, distributed, and modified under those terms. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | * |
| 13 | */ |
| 14 | |
| 15 | #ifndef __VIDEO_ADF_ADF_H |
| 16 | #define __VIDEO_ADF_ADF_H |
| 17 | |
| 18 | #include <linux/idr.h> |
| 19 | #include <linux/list.h> |
| 20 | #include <video/adf.h> |
| 21 | #include "sync.h" |
| 22 | |
| 23 | struct adf_event_refcount { |
| 24 | struct rb_node node; |
| 25 | enum adf_event_type type; |
| 26 | int refcount; |
| 27 | }; |
| 28 | |
| 29 | void adf_buffer_cleanup(struct adf_buffer *buf); |
| 30 | void adf_buffer_mapping_cleanup(struct adf_buffer_mapping *mapping, |
| 31 | struct adf_buffer *buf); |
| 32 | void adf_post_cleanup(struct adf_device *dev, struct adf_pending_post *post); |
| 33 | |
| 34 | struct adf_attachment_list *adf_attachment_find(struct list_head *list, |
| 35 | struct adf_overlay_engine *eng, struct adf_interface *intf); |
| 36 | int adf_attachment_validate(struct adf_device *dev, |
| 37 | struct adf_overlay_engine *eng, struct adf_interface *intf); |
| 38 | void adf_attachment_free(struct adf_attachment_list *attachment); |
| 39 | |
| 40 | struct adf_event_refcount *adf_obj_find_event_refcount(struct adf_obj *obj, |
| 41 | enum adf_event_type type); |
| 42 | |
Greg Hackmann | fc29df8 | 2013-05-22 14:23:10 -0700 | [diff] [blame] | 43 | static inline int adf_obj_check_supports_event(struct adf_obj *obj, |
| 44 | enum adf_event_type type) |
| 45 | { |
| 46 | if (!obj->ops || !obj->ops->supports_event) |
| 47 | return -EOPNOTSUPP; |
| 48 | if (!obj->ops->supports_event(obj, type)) |
| 49 | return -EINVAL; |
| 50 | return 0; |
| 51 | } |
| 52 | |
| 53 | static inline int adf_device_attach_op(struct adf_device *dev, |
| 54 | struct adf_overlay_engine *eng, struct adf_interface *intf) |
| 55 | { |
| 56 | if (!dev->ops->attach) |
| 57 | return 0; |
| 58 | |
| 59 | return dev->ops->attach(dev, eng, intf); |
| 60 | } |
| 61 | |
| 62 | static inline int adf_device_detach_op(struct adf_device *dev, |
| 63 | struct adf_overlay_engine *eng, struct adf_interface *intf) |
| 64 | { |
| 65 | if (!dev->ops->detach) |
| 66 | return 0; |
| 67 | |
| 68 | return dev->ops->detach(dev, eng, intf); |
| 69 | } |
| 70 | |
| 71 | #endif /* __VIDEO_ADF_ADF_H */ |