xref: /openbmc/linux/drivers/gpu/drm/drm_internal.h (revision e2c75e76)
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 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 int drm_pci_set_busid(struct drm_device *dev, struct drm_master *master);
36 
37 /* drm_prime.c */
38 int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data,
39 				 struct drm_file *file_priv);
40 int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data,
41 				 struct drm_file *file_priv);
42 
43 void drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv);
44 void drm_prime_destroy_file_private(struct drm_prime_file_private *prime_fpriv);
45 void drm_prime_remove_buf_handle_locked(struct drm_prime_file_private *prime_fpriv,
46 					struct dma_buf *dma_buf);
47 
48 /* drm_drv.c */
49 struct drm_minor *drm_minor_acquire(unsigned int minor_id);
50 void drm_minor_release(struct drm_minor *minor);
51 
52 /* drm_info.c */
53 int drm_name_info(struct seq_file *m, void *data);
54 int drm_clients_info(struct seq_file *m, void* data);
55 int drm_gem_name_info(struct seq_file *m, void *data);
56 
57 /* drm_vblank.c */
58 void drm_vblank_disable_and_save(struct drm_device *dev, unsigned int pipe);
59 void drm_vblank_cleanup(struct drm_device *dev);
60 
61 /* IOCTLS */
62 int drm_wait_vblank_ioctl(struct drm_device *dev, void *data,
63 			  struct drm_file *filp);
64 int drm_legacy_modeset_ctl_ioctl(struct drm_device *dev, void *data,
65 				 struct drm_file *file_priv);
66 
67 /* drm_irq.c */
68 
69 /* IOCTLS */
70 int drm_legacy_irq_control(struct drm_device *dev, void *data,
71 			   struct drm_file *file_priv);
72 
73 int drm_crtc_get_sequence_ioctl(struct drm_device *dev, void *data,
74 				struct drm_file *filp);
75 
76 int drm_crtc_queue_sequence_ioctl(struct drm_device *dev, void *data,
77 				  struct drm_file *filp);
78 
79 /* drm_auth.c */
80 int drm_getmagic(struct drm_device *dev, void *data,
81 		 struct drm_file *file_priv);
82 int drm_authmagic(struct drm_device *dev, void *data,
83 		  struct drm_file *file_priv);
84 int drm_setmaster_ioctl(struct drm_device *dev, void *data,
85 			struct drm_file *file_priv);
86 int drm_dropmaster_ioctl(struct drm_device *dev, void *data,
87 			 struct drm_file *file_priv);
88 int drm_master_open(struct drm_file *file_priv);
89 void drm_master_release(struct drm_file *file_priv);
90 
91 /* drm_sysfs.c */
92 extern struct class *drm_class;
93 
94 int drm_sysfs_init(void);
95 void drm_sysfs_destroy(void);
96 struct device *drm_sysfs_minor_alloc(struct drm_minor *minor);
97 int drm_sysfs_connector_add(struct drm_connector *connector);
98 void drm_sysfs_connector_remove(struct drm_connector *connector);
99 
100 /* drm_gem.c */
101 int drm_gem_init(struct drm_device *dev);
102 void drm_gem_destroy(struct drm_device *dev);
103 int drm_gem_handle_create_tail(struct drm_file *file_priv,
104 			       struct drm_gem_object *obj,
105 			       u32 *handlep);
106 int drm_gem_close_ioctl(struct drm_device *dev, void *data,
107 			struct drm_file *file_priv);
108 int drm_gem_flink_ioctl(struct drm_device *dev, void *data,
109 			struct drm_file *file_priv);
110 int drm_gem_open_ioctl(struct drm_device *dev, void *data,
111 		       struct drm_file *file_priv);
112 void drm_gem_open(struct drm_device *dev, struct drm_file *file_private);
113 void drm_gem_release(struct drm_device *dev, struct drm_file *file_private);
114 void drm_gem_print_info(struct drm_printer *p, unsigned int indent,
115 			const struct drm_gem_object *obj);
116 
117 /* drm_debugfs.c drm_debugfs_crc.c */
118 #if defined(CONFIG_DEBUG_FS)
119 int drm_debugfs_init(struct drm_minor *minor, int minor_id,
120 		     struct dentry *root);
121 int drm_debugfs_cleanup(struct drm_minor *minor);
122 int drm_debugfs_connector_add(struct drm_connector *connector);
123 void drm_debugfs_connector_remove(struct drm_connector *connector);
124 int drm_debugfs_crtc_add(struct drm_crtc *crtc);
125 void drm_debugfs_crtc_remove(struct drm_crtc *crtc);
126 int drm_debugfs_crtc_crc_add(struct drm_crtc *crtc);
127 #else
128 static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id,
129 				   struct dentry *root)
130 {
131 	return 0;
132 }
133 
134 static inline int drm_debugfs_cleanup(struct drm_minor *minor)
135 {
136 	return 0;
137 }
138 
139 static inline int drm_debugfs_connector_add(struct drm_connector *connector)
140 {
141 	return 0;
142 }
143 static inline void drm_debugfs_connector_remove(struct drm_connector *connector)
144 {
145 }
146 
147 static inline int drm_debugfs_crtc_add(struct drm_crtc *crtc)
148 {
149 	return 0;
150 }
151 static inline void drm_debugfs_crtc_remove(struct drm_crtc *crtc)
152 {
153 }
154 
155 static inline int drm_debugfs_crtc_crc_add(struct drm_crtc *crtc)
156 {
157 	return 0;
158 }
159 
160 #endif
161 
162 drm_ioctl_t drm_version;
163 drm_ioctl_t drm_getunique;
164 drm_ioctl_t drm_getclient;
165 
166 /* drm_syncobj.c */
167 void drm_syncobj_open(struct drm_file *file_private);
168 void drm_syncobj_release(struct drm_file *file_private);
169 int drm_syncobj_create_ioctl(struct drm_device *dev, void *data,
170 			     struct drm_file *file_private);
171 int drm_syncobj_destroy_ioctl(struct drm_device *dev, void *data,
172 			      struct drm_file *file_private);
173 int drm_syncobj_handle_to_fd_ioctl(struct drm_device *dev, void *data,
174 				   struct drm_file *file_private);
175 int drm_syncobj_fd_to_handle_ioctl(struct drm_device *dev, void *data,
176 				   struct drm_file *file_private);
177 int drm_syncobj_wait_ioctl(struct drm_device *dev, void *data,
178 			   struct drm_file *file_private);
179 int drm_syncobj_reset_ioctl(struct drm_device *dev, void *data,
180 			    struct drm_file *file_private);
181 int drm_syncobj_signal_ioctl(struct drm_device *dev, void *data,
182 			     struct drm_file *file_private);
183 
184 /* drm_framebuffer.c */
185 void drm_framebuffer_print_info(struct drm_printer *p, unsigned int indent,
186 				const struct drm_framebuffer *fb);
187 int drm_framebuffer_debugfs_init(struct drm_minor *minor);
188