xref: /linux/drivers/gpu/drm/drm_internal.h (revision e5c86679d5e864947a52fb31e45a425dea3e7fa9)
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 #define DRM_IF_MAJOR 1
25 #define DRM_IF_MINOR 4
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 void drm_pci_agp_destroy(struct drm_device *dev);
35 
36 /* drm_prime.c */
37 int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data,
38 				 struct drm_file *file_priv);
39 int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data,
40 				 struct drm_file *file_priv);
41 
42 void drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv);
43 void drm_prime_destroy_file_private(struct drm_prime_file_private *prime_fpriv);
44 void drm_prime_remove_buf_handle_locked(struct drm_prime_file_private *prime_fpriv,
45 					struct dma_buf *dma_buf);
46 
47 /* drm_drv.c */
48 struct drm_minor *drm_minor_acquire(unsigned int minor_id);
49 void drm_minor_release(struct drm_minor *minor);
50 
51 /* drm_info.c */
52 int drm_name_info(struct seq_file *m, void *data);
53 int drm_clients_info(struct seq_file *m, void* data);
54 int drm_gem_name_info(struct seq_file *m, void *data);
55 
56 /* drm_irq.c */
57 extern unsigned int drm_timestamp_monotonic;
58 
59 /* IOCTLS */
60 int drm_wait_vblank(struct drm_device *dev, void *data,
61 		    struct drm_file *filp);
62 int drm_legacy_irq_control(struct drm_device *dev, void *data,
63 			   struct drm_file *file_priv);
64 int drm_legacy_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_setmaster_ioctl(struct drm_device *dev, void *data,
73 			struct drm_file *file_priv);
74 int drm_dropmaster_ioctl(struct drm_device *dev, void *data,
75 			 struct drm_file *file_priv);
76 int drm_master_open(struct drm_file *file_priv);
77 void drm_master_release(struct drm_file *file_priv);
78 
79 /* drm_sysfs.c */
80 extern struct class *drm_class;
81 
82 int drm_sysfs_init(void);
83 void drm_sysfs_destroy(void);
84 struct device *drm_sysfs_minor_alloc(struct drm_minor *minor);
85 int drm_sysfs_connector_add(struct drm_connector *connector);
86 void drm_sysfs_connector_remove(struct drm_connector *connector);
87 
88 /* drm_gem.c */
89 int drm_gem_init(struct drm_device *dev);
90 void drm_gem_destroy(struct drm_device *dev);
91 int drm_gem_handle_create_tail(struct drm_file *file_priv,
92 			       struct drm_gem_object *obj,
93 			       u32 *handlep);
94 int drm_gem_close_ioctl(struct drm_device *dev, void *data,
95 			struct drm_file *file_priv);
96 int drm_gem_flink_ioctl(struct drm_device *dev, void *data,
97 			struct drm_file *file_priv);
98 int drm_gem_open_ioctl(struct drm_device *dev, void *data,
99 		       struct drm_file *file_priv);
100 void drm_gem_open(struct drm_device *dev, struct drm_file *file_private);
101 void drm_gem_release(struct drm_device *dev, struct drm_file *file_private);
102 
103 /* drm_debugfs.c */
104 #if defined(CONFIG_DEBUG_FS)
105 int drm_debugfs_init(struct drm_minor *minor, int minor_id,
106 		     struct dentry *root);
107 int drm_debugfs_cleanup(struct drm_minor *minor);
108 int drm_debugfs_connector_add(struct drm_connector *connector);
109 void drm_debugfs_connector_remove(struct drm_connector *connector);
110 int drm_debugfs_crtc_add(struct drm_crtc *crtc);
111 void drm_debugfs_crtc_remove(struct drm_crtc *crtc);
112 int drm_debugfs_crtc_crc_add(struct drm_crtc *crtc);
113 #else
114 static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id,
115 				   struct dentry *root)
116 {
117 	return 0;
118 }
119 
120 static inline int drm_debugfs_cleanup(struct drm_minor *minor)
121 {
122 	return 0;
123 }
124 
125 static inline int drm_debugfs_connector_add(struct drm_connector *connector)
126 {
127 	return 0;
128 }
129 static inline void drm_debugfs_connector_remove(struct drm_connector *connector)
130 {
131 }
132 
133 static inline int drm_debugfs_crtc_add(struct drm_crtc *crtc)
134 {
135 	return 0;
136 }
137 static inline void drm_debugfs_crtc_remove(struct drm_crtc *crtc)
138 {
139 }
140 
141 static inline int drm_debugfs_crtc_crc_add(struct drm_crtc *crtc)
142 {
143 	return 0;
144 }
145 #endif
146