xref: /openbmc/linux/drivers/gpu/drm/drm_internal.h (revision d5e7cafd)
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 int drm_lastclose(struct drm_device *dev);
30 
31 /* drm_pci.c */
32 int drm_pci_set_unique(struct drm_device *dev,
33 		       struct drm_master *master,
34 		       struct drm_unique *u);
35 int drm_irq_by_busid(struct drm_device *dev, void *data,
36 		     struct drm_file *file_priv);
37 
38 /* drm_vm.c */
39 int drm_vma_info(struct seq_file *m, void *data);
40 void drm_vm_open_locked(struct drm_device *dev, struct vm_area_struct *vma);
41 void drm_vm_close_locked(struct drm_device *dev, struct vm_area_struct *vma);
42 
43 /* drm_prime.c */
44 int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data,
45 				 struct drm_file *file_priv);
46 int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data,
47 				 struct drm_file *file_priv);
48 
49 void drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv);
50 void drm_prime_destroy_file_private(struct drm_prime_file_private *prime_fpriv);
51 void drm_prime_remove_buf_handle_locked(struct drm_prime_file_private *prime_fpriv,
52 					struct dma_buf *dma_buf);
53 
54 /* drm_info.c */
55 int drm_name_info(struct seq_file *m, void *data);
56 int drm_vm_info(struct seq_file *m, void *data);
57 int drm_bufs_info(struct seq_file *m, void *data);
58 int drm_clients_info(struct seq_file *m, void* data);
59 int drm_gem_name_info(struct seq_file *m, void *data);
60 
61 /* drm_irq.c */
62 int drm_control(struct drm_device *dev, void *data,
63 		struct drm_file *file_priv);
64 int drm_modeset_ctl(struct drm_device *dev, void *data,
65 		    struct drm_file *file_priv);
66 
67 /* drm_auth.c */
68 int drm_getmagic(struct drm_device *dev, void *data,
69 		 struct drm_file *file_priv);
70 int drm_authmagic(struct drm_device *dev, void *data,
71 		  struct drm_file *file_priv);
72 int drm_remove_magic(struct drm_master *master, drm_magic_t magic);
73 
74 /* drm_sysfs.c */
75 extern struct class *drm_class;
76 
77 struct class *drm_sysfs_create(struct module *owner, char *name);
78 void drm_sysfs_destroy(void);
79 struct device *drm_sysfs_minor_alloc(struct drm_minor *minor);
80 int drm_sysfs_connector_add(struct drm_connector *connector);
81 void drm_sysfs_connector_remove(struct drm_connector *connector);
82 
83 /* drm_gem.c */
84 int drm_gem_init(struct drm_device *dev);
85 void drm_gem_destroy(struct drm_device *dev);
86 int drm_gem_handle_create_tail(struct drm_file *file_priv,
87 			       struct drm_gem_object *obj,
88 			       u32 *handlep);
89 int drm_gem_close_ioctl(struct drm_device *dev, void *data,
90 			struct drm_file *file_priv);
91 int drm_gem_flink_ioctl(struct drm_device *dev, void *data,
92 			struct drm_file *file_priv);
93 int drm_gem_open_ioctl(struct drm_device *dev, void *data,
94 		       struct drm_file *file_priv);
95 void drm_gem_open(struct drm_device *dev, struct drm_file *file_private);
96 void drm_gem_release(struct drm_device *dev, struct drm_file *file_private);
97 
98 /* drm_drv.c */
99 int drm_setmaster_ioctl(struct drm_device *dev, void *data,
100 			struct drm_file *file_priv);
101 int drm_dropmaster_ioctl(struct drm_device *dev, void *data,
102 			 struct drm_file *file_priv);
103 struct drm_master *drm_master_create(struct drm_minor *minor);
104 
105 /* drm_debugfs.c */
106 #if defined(CONFIG_DEBUG_FS)
107 int drm_debugfs_init(struct drm_minor *minor, int minor_id,
108 		     struct dentry *root);
109 int drm_debugfs_cleanup(struct drm_minor *minor);
110 int drm_debugfs_connector_add(struct drm_connector *connector);
111 void drm_debugfs_connector_remove(struct drm_connector *connector);
112 #else
113 static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id,
114 				   struct dentry *root)
115 {
116 	return 0;
117 }
118 
119 static inline int drm_debugfs_cleanup(struct drm_minor *minor)
120 {
121 	return 0;
122 }
123 
124 static inline int drm_debugfs_connector_add(struct drm_connector *connector)
125 {
126 	return 0;
127 }
128 static inline void drm_debugfs_connector_remove(struct drm_connector *connector)
129 {
130 }
131 #endif
132