xref: /openbmc/linux/drivers/gpu/drm/drm_internal.h (revision 4aea96f4)
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 #include <drm/drm_ioctl.h>
25 
26 #define DRM_IF_MAJOR 1
27 #define DRM_IF_MINOR 4
28 
29 struct drm_prime_file_private;
30 struct dma_buf;
31 
32 /* drm_file.c */
33 extern struct mutex drm_global_mutex;
34 struct drm_file *drm_file_alloc(struct drm_minor *minor);
35 void drm_file_free(struct drm_file *file);
36 void drm_lastclose(struct drm_device *dev);
37 
38 /* drm_pci.c */
39 int drm_irq_by_busid(struct drm_device *dev, void *data,
40 		     struct drm_file *file_priv);
41 void drm_pci_agp_destroy(struct drm_device *dev);
42 int drm_pci_set_busid(struct drm_device *dev, struct drm_master *master);
43 
44 /* drm_prime.c */
45 int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data,
46 				 struct drm_file *file_priv);
47 int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data,
48 				 struct drm_file *file_priv);
49 
50 void drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv);
51 void drm_prime_destroy_file_private(struct drm_prime_file_private *prime_fpriv);
52 void drm_prime_remove_buf_handle_locked(struct drm_prime_file_private *prime_fpriv,
53 					struct dma_buf *dma_buf);
54 
55 /* drm_drv.c */
56 struct drm_minor *drm_minor_acquire(unsigned int minor_id);
57 void drm_minor_release(struct drm_minor *minor);
58 
59 /* drm_info.c */
60 int drm_name_info(struct seq_file *m, void *data);
61 int drm_clients_info(struct seq_file *m, void* data);
62 int drm_gem_name_info(struct seq_file *m, void *data);
63 
64 /* drm_vblank.c */
65 void drm_vblank_disable_and_save(struct drm_device *dev, unsigned int pipe);
66 void drm_vblank_cleanup(struct drm_device *dev);
67 
68 /* IOCTLS */
69 int drm_wait_vblank_ioctl(struct drm_device *dev, void *data,
70 			  struct drm_file *filp);
71 int drm_legacy_modeset_ctl_ioctl(struct drm_device *dev, void *data,
72 				 struct drm_file *file_priv);
73 
74 /* drm_irq.c */
75 
76 /* IOCTLS */
77 int drm_legacy_irq_control(struct drm_device *dev, void *data,
78 			   struct drm_file *file_priv);
79 
80 int drm_crtc_get_sequence_ioctl(struct drm_device *dev, void *data,
81 				struct drm_file *filp);
82 
83 int drm_crtc_queue_sequence_ioctl(struct drm_device *dev, void *data,
84 				  struct drm_file *filp);
85 
86 /* drm_auth.c */
87 int drm_getmagic(struct drm_device *dev, void *data,
88 		 struct drm_file *file_priv);
89 int drm_authmagic(struct drm_device *dev, void *data,
90 		  struct drm_file *file_priv);
91 int drm_setmaster_ioctl(struct drm_device *dev, void *data,
92 			struct drm_file *file_priv);
93 int drm_dropmaster_ioctl(struct drm_device *dev, void *data,
94 			 struct drm_file *file_priv);
95 int drm_master_open(struct drm_file *file_priv);
96 void drm_master_release(struct drm_file *file_priv);
97 
98 /* drm_sysfs.c */
99 extern struct class *drm_class;
100 
101 int drm_sysfs_init(void);
102 void drm_sysfs_destroy(void);
103 struct device *drm_sysfs_minor_alloc(struct drm_minor *minor);
104 int drm_sysfs_connector_add(struct drm_connector *connector);
105 void drm_sysfs_connector_remove(struct drm_connector *connector);
106 
107 /* drm_gem.c */
108 int drm_gem_init(struct drm_device *dev);
109 void drm_gem_destroy(struct drm_device *dev);
110 int drm_gem_handle_create_tail(struct drm_file *file_priv,
111 			       struct drm_gem_object *obj,
112 			       u32 *handlep);
113 int drm_gem_close_ioctl(struct drm_device *dev, void *data,
114 			struct drm_file *file_priv);
115 int drm_gem_flink_ioctl(struct drm_device *dev, void *data,
116 			struct drm_file *file_priv);
117 int drm_gem_open_ioctl(struct drm_device *dev, void *data,
118 		       struct drm_file *file_priv);
119 void drm_gem_open(struct drm_device *dev, struct drm_file *file_private);
120 void drm_gem_release(struct drm_device *dev, struct drm_file *file_private);
121 void drm_gem_print_info(struct drm_printer *p, unsigned int indent,
122 			const struct drm_gem_object *obj);
123 
124 /* drm_debugfs.c drm_debugfs_crc.c */
125 #if defined(CONFIG_DEBUG_FS)
126 int drm_debugfs_init(struct drm_minor *minor, int minor_id,
127 		     struct dentry *root);
128 int drm_debugfs_cleanup(struct drm_minor *minor);
129 int drm_debugfs_connector_add(struct drm_connector *connector);
130 void drm_debugfs_connector_remove(struct drm_connector *connector);
131 int drm_debugfs_crtc_add(struct drm_crtc *crtc);
132 void drm_debugfs_crtc_remove(struct drm_crtc *crtc);
133 int drm_debugfs_crtc_crc_add(struct drm_crtc *crtc);
134 #else
135 static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id,
136 				   struct dentry *root)
137 {
138 	return 0;
139 }
140 
141 static inline int drm_debugfs_cleanup(struct drm_minor *minor)
142 {
143 	return 0;
144 }
145 
146 static inline int drm_debugfs_connector_add(struct drm_connector *connector)
147 {
148 	return 0;
149 }
150 static inline void drm_debugfs_connector_remove(struct drm_connector *connector)
151 {
152 }
153 
154 static inline int drm_debugfs_crtc_add(struct drm_crtc *crtc)
155 {
156 	return 0;
157 }
158 static inline void drm_debugfs_crtc_remove(struct drm_crtc *crtc)
159 {
160 }
161 
162 static inline int drm_debugfs_crtc_crc_add(struct drm_crtc *crtc)
163 {
164 	return 0;
165 }
166 
167 #endif
168 
169 drm_ioctl_t drm_version;
170 drm_ioctl_t drm_getunique;
171 drm_ioctl_t drm_getclient;
172 
173 /* drm_syncobj.c */
174 void drm_syncobj_open(struct drm_file *file_private);
175 void drm_syncobj_release(struct drm_file *file_private);
176 int drm_syncobj_create_ioctl(struct drm_device *dev, void *data,
177 			     struct drm_file *file_private);
178 int drm_syncobj_destroy_ioctl(struct drm_device *dev, void *data,
179 			      struct drm_file *file_private);
180 int drm_syncobj_handle_to_fd_ioctl(struct drm_device *dev, void *data,
181 				   struct drm_file *file_private);
182 int drm_syncobj_fd_to_handle_ioctl(struct drm_device *dev, void *data,
183 				   struct drm_file *file_private);
184 int drm_syncobj_wait_ioctl(struct drm_device *dev, void *data,
185 			   struct drm_file *file_private);
186 int drm_syncobj_reset_ioctl(struct drm_device *dev, void *data,
187 			    struct drm_file *file_private);
188 int drm_syncobj_signal_ioctl(struct drm_device *dev, void *data,
189 			     struct drm_file *file_private);
190 
191 /* drm_framebuffer.c */
192 void drm_framebuffer_print_info(struct drm_printer *p, unsigned int indent,
193 				const struct drm_framebuffer *fb);
194 int drm_framebuffer_debugfs_init(struct drm_minor *minor);
195