xref: /openbmc/linux/drivers/gpu/drm/drm_internal.h (revision 96de2506)
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_file.c */
28 extern struct mutex drm_global_mutex;
29 struct drm_file *drm_file_alloc(struct drm_minor *minor);
30 void drm_file_free(struct drm_file *file);
31 void drm_lastclose(struct drm_device *dev);
32 
33 /* drm_pci.c */
34 int drm_irq_by_busid(struct drm_device *dev, void *data,
35 		     struct drm_file *file_priv);
36 void drm_pci_agp_destroy(struct drm_device *dev);
37 int drm_pci_set_busid(struct drm_device *dev, struct drm_master *master);
38 
39 /* drm_prime.c */
40 int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data,
41 				 struct drm_file *file_priv);
42 int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data,
43 				 struct drm_file *file_priv);
44 
45 void drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv);
46 void drm_prime_destroy_file_private(struct drm_prime_file_private *prime_fpriv);
47 void drm_prime_remove_buf_handle_locked(struct drm_prime_file_private *prime_fpriv,
48 					struct dma_buf *dma_buf);
49 
50 /* drm_drv.c */
51 struct drm_minor *drm_minor_acquire(unsigned int minor_id);
52 void drm_minor_release(struct drm_minor *minor);
53 
54 /* drm_info.c */
55 int drm_name_info(struct seq_file *m, void *data);
56 int drm_clients_info(struct seq_file *m, void* data);
57 int drm_gem_name_info(struct seq_file *m, void *data);
58 
59 /* drm_vblank.c */
60 void drm_vblank_disable_and_save(struct drm_device *dev, unsigned int pipe);
61 void drm_vblank_cleanup(struct drm_device *dev);
62 
63 /* IOCTLS */
64 int drm_wait_vblank_ioctl(struct drm_device *dev, void *data,
65 			  struct drm_file *filp);
66 int drm_legacy_modeset_ctl_ioctl(struct drm_device *dev, void *data,
67 				 struct drm_file *file_priv);
68 
69 /* drm_irq.c */
70 
71 /* IOCTLS */
72 int drm_legacy_irq_control(struct drm_device *dev, void *data,
73 			   struct drm_file *file_priv);
74 
75 int drm_crtc_get_sequence_ioctl(struct drm_device *dev, void *data,
76 				struct drm_file *filp);
77 
78 int drm_crtc_queue_sequence_ioctl(struct drm_device *dev, void *data,
79 				  struct drm_file *filp);
80 
81 /* drm_auth.c */
82 int drm_getmagic(struct drm_device *dev, void *data,
83 		 struct drm_file *file_priv);
84 int drm_authmagic(struct drm_device *dev, void *data,
85 		  struct drm_file *file_priv);
86 int drm_setmaster_ioctl(struct drm_device *dev, void *data,
87 			struct drm_file *file_priv);
88 int drm_dropmaster_ioctl(struct drm_device *dev, void *data,
89 			 struct drm_file *file_priv);
90 int drm_master_open(struct drm_file *file_priv);
91 void drm_master_release(struct drm_file *file_priv);
92 
93 /* drm_sysfs.c */
94 extern struct class *drm_class;
95 
96 int drm_sysfs_init(void);
97 void drm_sysfs_destroy(void);
98 struct device *drm_sysfs_minor_alloc(struct drm_minor *minor);
99 int drm_sysfs_connector_add(struct drm_connector *connector);
100 void drm_sysfs_connector_remove(struct drm_connector *connector);
101 
102 /* drm_gem.c */
103 int drm_gem_init(struct drm_device *dev);
104 void drm_gem_destroy(struct drm_device *dev);
105 int drm_gem_handle_create_tail(struct drm_file *file_priv,
106 			       struct drm_gem_object *obj,
107 			       u32 *handlep);
108 int drm_gem_close_ioctl(struct drm_device *dev, void *data,
109 			struct drm_file *file_priv);
110 int drm_gem_flink_ioctl(struct drm_device *dev, void *data,
111 			struct drm_file *file_priv);
112 int drm_gem_open_ioctl(struct drm_device *dev, void *data,
113 		       struct drm_file *file_priv);
114 void drm_gem_open(struct drm_device *dev, struct drm_file *file_private);
115 void drm_gem_release(struct drm_device *dev, struct drm_file *file_private);
116 void drm_gem_print_info(struct drm_printer *p, unsigned int indent,
117 			const struct drm_gem_object *obj);
118 
119 /* drm_debugfs.c drm_debugfs_crc.c */
120 #if defined(CONFIG_DEBUG_FS)
121 int drm_debugfs_init(struct drm_minor *minor, int minor_id,
122 		     struct dentry *root);
123 int drm_debugfs_cleanup(struct drm_minor *minor);
124 int drm_debugfs_connector_add(struct drm_connector *connector);
125 void drm_debugfs_connector_remove(struct drm_connector *connector);
126 int drm_debugfs_crtc_add(struct drm_crtc *crtc);
127 void drm_debugfs_crtc_remove(struct drm_crtc *crtc);
128 int drm_debugfs_crtc_crc_add(struct drm_crtc *crtc);
129 #else
130 static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id,
131 				   struct dentry *root)
132 {
133 	return 0;
134 }
135 
136 static inline int drm_debugfs_cleanup(struct drm_minor *minor)
137 {
138 	return 0;
139 }
140 
141 static inline int drm_debugfs_connector_add(struct drm_connector *connector)
142 {
143 	return 0;
144 }
145 static inline void drm_debugfs_connector_remove(struct drm_connector *connector)
146 {
147 }
148 
149 static inline int drm_debugfs_crtc_add(struct drm_crtc *crtc)
150 {
151 	return 0;
152 }
153 static inline void drm_debugfs_crtc_remove(struct drm_crtc *crtc)
154 {
155 }
156 
157 static inline int drm_debugfs_crtc_crc_add(struct drm_crtc *crtc)
158 {
159 	return 0;
160 }
161 
162 #endif
163 
164 drm_ioctl_t drm_version;
165 drm_ioctl_t drm_getunique;
166 drm_ioctl_t drm_getclient;
167 
168 /* drm_syncobj.c */
169 void drm_syncobj_open(struct drm_file *file_private);
170 void drm_syncobj_release(struct drm_file *file_private);
171 int drm_syncobj_create_ioctl(struct drm_device *dev, void *data,
172 			     struct drm_file *file_private);
173 int drm_syncobj_destroy_ioctl(struct drm_device *dev, void *data,
174 			      struct drm_file *file_private);
175 int drm_syncobj_handle_to_fd_ioctl(struct drm_device *dev, void *data,
176 				   struct drm_file *file_private);
177 int drm_syncobj_fd_to_handle_ioctl(struct drm_device *dev, void *data,
178 				   struct drm_file *file_private);
179 int drm_syncobj_wait_ioctl(struct drm_device *dev, void *data,
180 			   struct drm_file *file_private);
181 int drm_syncobj_reset_ioctl(struct drm_device *dev, void *data,
182 			    struct drm_file *file_private);
183 int drm_syncobj_signal_ioctl(struct drm_device *dev, void *data,
184 			     struct drm_file *file_private);
185 
186 /* drm_framebuffer.c */
187 void drm_framebuffer_print_info(struct drm_printer *p, unsigned int indent,
188 				const struct drm_framebuffer *fb);
189 int drm_framebuffer_debugfs_init(struct drm_minor *minor);
190