xref: /linux/drivers/gpu/drm/drm_internal.h (revision b6ebbac51bedf9e98e837688bc838f400196da5e)
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 /* drm_irq.c */
25 extern unsigned int drm_timestamp_monotonic;
26 
27 /* drm_fops.c */
28 extern struct mutex drm_global_mutex;
29 void drm_lastclose(struct drm_device *dev);
30 
31 /* drm_pci.c */
32 int drm_irq_by_busid(struct drm_device *dev, void *data,
33 		     struct drm_file *file_priv);
34 
35 /* drm_prime.c */
36 int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data,
37 				 struct drm_file *file_priv);
38 int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data,
39 				 struct drm_file *file_priv);
40 
41 void drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv);
42 void drm_prime_destroy_file_private(struct drm_prime_file_private *prime_fpriv);
43 void drm_prime_remove_buf_handle_locked(struct drm_prime_file_private *prime_fpriv,
44 					struct dma_buf *dma_buf);
45 
46 /* drm_info.c */
47 int drm_name_info(struct seq_file *m, void *data);
48 int drm_clients_info(struct seq_file *m, void* data);
49 int drm_gem_name_info(struct seq_file *m, void *data);
50 
51 /* drm_irq.c */
52 int drm_control(struct drm_device *dev, void *data,
53 		struct drm_file *file_priv);
54 int drm_modeset_ctl(struct drm_device *dev, void *data,
55 		    struct drm_file *file_priv);
56 
57 /* drm_auth.c */
58 int drm_getmagic(struct drm_device *dev, void *data,
59 		 struct drm_file *file_priv);
60 int drm_authmagic(struct drm_device *dev, void *data,
61 		  struct drm_file *file_priv);
62 int drm_setmaster_ioctl(struct drm_device *dev, void *data,
63 			struct drm_file *file_priv);
64 int drm_dropmaster_ioctl(struct drm_device *dev, void *data,
65 			 struct drm_file *file_priv);
66 int drm_master_open(struct drm_file *file_priv);
67 void drm_master_release(struct drm_file *file_priv);
68 
69 /* drm_sysfs.c */
70 extern struct class *drm_class;
71 
72 int drm_sysfs_init(void);
73 void drm_sysfs_destroy(void);
74 struct device *drm_sysfs_minor_alloc(struct drm_minor *minor);
75 int drm_sysfs_connector_add(struct drm_connector *connector);
76 void drm_sysfs_connector_remove(struct drm_connector *connector);
77 
78 /* drm_gem.c */
79 int drm_gem_init(struct drm_device *dev);
80 void drm_gem_destroy(struct drm_device *dev);
81 int drm_gem_handle_create_tail(struct drm_file *file_priv,
82 			       struct drm_gem_object *obj,
83 			       u32 *handlep);
84 int drm_gem_close_ioctl(struct drm_device *dev, void *data,
85 			struct drm_file *file_priv);
86 int drm_gem_flink_ioctl(struct drm_device *dev, void *data,
87 			struct drm_file *file_priv);
88 int drm_gem_open_ioctl(struct drm_device *dev, void *data,
89 		       struct drm_file *file_priv);
90 void drm_gem_open(struct drm_device *dev, struct drm_file *file_private);
91 void drm_gem_release(struct drm_device *dev, struct drm_file *file_private);
92 
93 /* drm_debugfs.c */
94 #if defined(CONFIG_DEBUG_FS)
95 int drm_debugfs_init(struct drm_minor *minor, int minor_id,
96 		     struct dentry *root);
97 int drm_debugfs_cleanup(struct drm_minor *minor);
98 int drm_debugfs_connector_add(struct drm_connector *connector);
99 void drm_debugfs_connector_remove(struct drm_connector *connector);
100 #else
101 static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id,
102 				   struct dentry *root)
103 {
104 	return 0;
105 }
106 
107 static inline int drm_debugfs_cleanup(struct drm_minor *minor)
108 {
109 	return 0;
110 }
111 
112 static inline int drm_debugfs_connector_add(struct drm_connector *connector)
113 {
114 	return 0;
115 }
116 static inline void drm_debugfs_connector_remove(struct drm_connector *connector)
117 {
118 }
119 #endif
120