1 | /* |
2 | * Copyright © 2014 Intel Corporation |
3 | * Daniel Vetter <daniel.vetter@ffwll.ch> |
4 | * |
5 | * Permission is hereby granted, free of charge, to any person obtaining a |
6 | * copy of this software and associated documentation files (the "Software"), |
7 | * to deal in the Software without restriction, including without limitation |
8 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
9 | * and/or sell copies of the Software, and to permit persons to whom the |
10 | * Software is furnished to do so, subject to the following conditions: |
11 | * |
12 | * The above copyright notice and this permission notice shall be included in |
13 | * all copies or substantial portions of the Software. |
14 | * |
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
18 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
19 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
20 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
21 | * OTHER DEALINGS IN THE SOFTWARE. |
22 | */ |
23 | |
24 | #include <linux/kthread.h> |
25 | |
26 | #include <drm/drm_ioctl.h> |
27 | #include <drm/drm_vblank.h> |
28 | |
29 | #define DRM_IF_MAJOR 1 |
30 | #define DRM_IF_MINOR 4 |
31 | |
32 | #define DRM_IF_VERSION(maj, min) (maj << 16 | min) |
33 | |
34 | struct dentry; |
35 | struct dma_buf; |
36 | struct iosys_map; |
37 | struct drm_connector; |
38 | struct drm_crtc; |
39 | struct drm_framebuffer; |
40 | struct drm_gem_object; |
41 | struct drm_master; |
42 | struct drm_minor; |
43 | struct drm_prime_file_private; |
44 | struct drm_printer; |
45 | struct drm_vblank_crtc; |
46 | |
47 | /* drm_file.c */ |
48 | extern struct mutex drm_global_mutex; |
49 | bool drm_dev_needs_global_mutex(struct drm_device *dev); |
50 | struct drm_file *drm_file_alloc(struct drm_minor *minor); |
51 | void drm_file_free(struct drm_file *file); |
52 | void drm_lastclose(struct drm_device *dev); |
53 | |
54 | #ifdef CONFIG_PCI |
55 | |
56 | /* drm_pci.c */ |
57 | int drm_pci_set_busid(struct drm_device *dev, struct drm_master *master); |
58 | |
59 | #else |
60 | |
61 | static inline int drm_pci_set_busid(struct drm_device *dev, |
62 | struct drm_master *master) |
63 | { |
64 | return -EINVAL; |
65 | } |
66 | |
67 | #endif |
68 | |
69 | /* drm_prime.c */ |
70 | int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data, |
71 | struct drm_file *file_priv); |
72 | int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data, |
73 | struct drm_file *file_priv); |
74 | |
75 | void drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv); |
76 | void drm_prime_destroy_file_private(struct drm_prime_file_private *prime_fpriv); |
77 | void drm_prime_remove_buf_handle(struct drm_prime_file_private *prime_fpriv, |
78 | uint32_t handle); |
79 | |
80 | /* drm_drv.c */ |
81 | struct drm_minor *drm_minor_acquire(unsigned int minor_id); |
82 | void drm_minor_release(struct drm_minor *minor); |
83 | |
84 | /* drm_managed.c */ |
85 | void drm_managed_release(struct drm_device *dev); |
86 | void drmm_add_final_kfree(struct drm_device *dev, void *container); |
87 | |
88 | /* drm_vblank.c */ |
89 | static inline bool drm_vblank_passed(u64 seq, u64 ref) |
90 | { |
91 | return (seq - ref) <= (1 << 23); |
92 | } |
93 | |
94 | void drm_vblank_disable_and_save(struct drm_device *dev, unsigned int pipe); |
95 | int drm_vblank_get(struct drm_device *dev, unsigned int pipe); |
96 | void drm_vblank_put(struct drm_device *dev, unsigned int pipe); |
97 | u64 drm_vblank_count(struct drm_device *dev, unsigned int pipe); |
98 | |
99 | /* drm_vblank_work.c */ |
100 | static inline void drm_vblank_flush_worker(struct drm_vblank_crtc *vblank) |
101 | { |
102 | kthread_flush_worker(worker: vblank->worker); |
103 | } |
104 | |
105 | static inline void drm_vblank_destroy_worker(struct drm_vblank_crtc *vblank) |
106 | { |
107 | if (vblank->worker) |
108 | kthread_destroy_worker(worker: vblank->worker); |
109 | } |
110 | |
111 | int drm_vblank_worker_init(struct drm_vblank_crtc *vblank); |
112 | void drm_vblank_cancel_pending_works(struct drm_vblank_crtc *vblank); |
113 | void drm_handle_vblank_works(struct drm_vblank_crtc *vblank); |
114 | |
115 | /* IOCTLS */ |
116 | int drm_wait_vblank_ioctl(struct drm_device *dev, void *data, |
117 | struct drm_file *filp); |
118 | int drm_legacy_modeset_ctl_ioctl(struct drm_device *dev, void *data, |
119 | struct drm_file *file_priv); |
120 | |
121 | /* drm_irq.c */ |
122 | |
123 | /* IOCTLS */ |
124 | #if IS_ENABLED(CONFIG_DRM_LEGACY) |
125 | int drm_legacy_irq_control(struct drm_device *dev, void *data, |
126 | struct drm_file *file_priv); |
127 | #endif |
128 | |
129 | int drm_crtc_get_sequence_ioctl(struct drm_device *dev, void *data, |
130 | struct drm_file *filp); |
131 | |
132 | int drm_crtc_queue_sequence_ioctl(struct drm_device *dev, void *data, |
133 | struct drm_file *filp); |
134 | |
135 | /* drm_auth.c */ |
136 | int drm_getmagic(struct drm_device *dev, void *data, |
137 | struct drm_file *file_priv); |
138 | int drm_authmagic(struct drm_device *dev, void *data, |
139 | struct drm_file *file_priv); |
140 | int drm_setmaster_ioctl(struct drm_device *dev, void *data, |
141 | struct drm_file *file_priv); |
142 | int drm_dropmaster_ioctl(struct drm_device *dev, void *data, |
143 | struct drm_file *file_priv); |
144 | int drm_master_open(struct drm_file *file_priv); |
145 | void drm_master_release(struct drm_file *file_priv); |
146 | bool drm_master_internal_acquire(struct drm_device *dev); |
147 | void drm_master_internal_release(struct drm_device *dev); |
148 | |
149 | /* drm_sysfs.c */ |
150 | extern struct class *drm_class; |
151 | |
152 | int drm_sysfs_init(void); |
153 | void drm_sysfs_destroy(void); |
154 | struct device *drm_sysfs_minor_alloc(struct drm_minor *minor); |
155 | int drm_sysfs_connector_add(struct drm_connector *connector); |
156 | int drm_sysfs_connector_add_late(struct drm_connector *connector); |
157 | void drm_sysfs_connector_remove_early(struct drm_connector *connector); |
158 | void drm_sysfs_connector_remove(struct drm_connector *connector); |
159 | |
160 | void drm_sysfs_lease_event(struct drm_device *dev); |
161 | |
162 | /* drm_gem.c */ |
163 | int drm_gem_init(struct drm_device *dev); |
164 | int drm_gem_handle_create_tail(struct drm_file *file_priv, |
165 | struct drm_gem_object *obj, |
166 | u32 *handlep); |
167 | int drm_gem_close_ioctl(struct drm_device *dev, void *data, |
168 | struct drm_file *file_priv); |
169 | int drm_gem_flink_ioctl(struct drm_device *dev, void *data, |
170 | struct drm_file *file_priv); |
171 | int drm_gem_open_ioctl(struct drm_device *dev, void *data, |
172 | struct drm_file *file_priv); |
173 | void drm_gem_open(struct drm_device *dev, struct drm_file *file_private); |
174 | void drm_gem_release(struct drm_device *dev, struct drm_file *file_private); |
175 | void drm_gem_print_info(struct drm_printer *p, unsigned int indent, |
176 | const struct drm_gem_object *obj); |
177 | |
178 | int drm_gem_pin(struct drm_gem_object *obj); |
179 | void drm_gem_unpin(struct drm_gem_object *obj); |
180 | int drm_gem_vmap(struct drm_gem_object *obj, struct iosys_map *map); |
181 | void drm_gem_vunmap(struct drm_gem_object *obj, struct iosys_map *map); |
182 | |
183 | /* drm_debugfs.c drm_debugfs_crc.c */ |
184 | #if defined(CONFIG_DEBUG_FS) |
185 | void drm_debugfs_dev_fini(struct drm_device *dev); |
186 | void drm_debugfs_dev_register(struct drm_device *dev); |
187 | int drm_debugfs_register(struct drm_minor *minor, int minor_id, |
188 | struct dentry *root); |
189 | void drm_debugfs_unregister(struct drm_minor *minor); |
190 | void drm_debugfs_connector_add(struct drm_connector *connector); |
191 | void drm_debugfs_connector_remove(struct drm_connector *connector); |
192 | void drm_debugfs_crtc_add(struct drm_crtc *crtc); |
193 | void drm_debugfs_crtc_remove(struct drm_crtc *crtc); |
194 | void drm_debugfs_crtc_crc_add(struct drm_crtc *crtc); |
195 | #else |
196 | static inline void drm_debugfs_dev_fini(struct drm_device *dev) |
197 | { |
198 | } |
199 | |
200 | static inline void drm_debugfs_dev_register(struct drm_device *dev) |
201 | { |
202 | } |
203 | |
204 | static inline int drm_debugfs_register(struct drm_minor *minor, int minor_id, |
205 | struct dentry *root) |
206 | { |
207 | return 0; |
208 | } |
209 | |
210 | static inline void drm_debugfs_unregister(struct drm_minor *minor) |
211 | { |
212 | } |
213 | |
214 | static inline void drm_debugfs_connector_add(struct drm_connector *connector) |
215 | { |
216 | } |
217 | static inline void drm_debugfs_connector_remove(struct drm_connector *connector) |
218 | { |
219 | } |
220 | |
221 | static inline void drm_debugfs_crtc_add(struct drm_crtc *crtc) |
222 | { |
223 | } |
224 | static inline void drm_debugfs_crtc_remove(struct drm_crtc *crtc) |
225 | { |
226 | } |
227 | |
228 | static inline void drm_debugfs_crtc_crc_add(struct drm_crtc *crtc) |
229 | { |
230 | } |
231 | |
232 | #endif |
233 | |
234 | drm_ioctl_t drm_version; |
235 | drm_ioctl_t drm_getunique; |
236 | drm_ioctl_t drm_getclient; |
237 | |
238 | /* drm_syncobj.c */ |
239 | void drm_syncobj_open(struct drm_file *file_private); |
240 | void drm_syncobj_release(struct drm_file *file_private); |
241 | int drm_syncobj_create_ioctl(struct drm_device *dev, void *data, |
242 | struct drm_file *file_private); |
243 | int drm_syncobj_destroy_ioctl(struct drm_device *dev, void *data, |
244 | struct drm_file *file_private); |
245 | int drm_syncobj_handle_to_fd_ioctl(struct drm_device *dev, void *data, |
246 | struct drm_file *file_private); |
247 | int drm_syncobj_fd_to_handle_ioctl(struct drm_device *dev, void *data, |
248 | struct drm_file *file_private); |
249 | int drm_syncobj_transfer_ioctl(struct drm_device *dev, void *data, |
250 | struct drm_file *file_private); |
251 | int drm_syncobj_wait_ioctl(struct drm_device *dev, void *data, |
252 | struct drm_file *file_private); |
253 | int drm_syncobj_timeline_wait_ioctl(struct drm_device *dev, void *data, |
254 | struct drm_file *file_private); |
255 | int drm_syncobj_eventfd_ioctl(struct drm_device *dev, void *data, |
256 | struct drm_file *file_private); |
257 | int drm_syncobj_reset_ioctl(struct drm_device *dev, void *data, |
258 | struct drm_file *file_private); |
259 | int drm_syncobj_signal_ioctl(struct drm_device *dev, void *data, |
260 | struct drm_file *file_private); |
261 | int drm_syncobj_timeline_signal_ioctl(struct drm_device *dev, void *data, |
262 | struct drm_file *file_private); |
263 | int drm_syncobj_query_ioctl(struct drm_device *dev, void *data, |
264 | struct drm_file *file_private); |
265 | |
266 | /* drm_framebuffer.c */ |
267 | void drm_framebuffer_print_info(struct drm_printer *p, unsigned int indent, |
268 | const struct drm_framebuffer *fb); |
269 | void drm_framebuffer_debugfs_init(struct drm_device *dev); |
270 | |