xref: /openbmc/linux/drivers/gpu/drm/drm_internal.h (revision 89e33ea7)
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 #define DRM_IF_VERSION(maj, min) (maj << 16 | min)
30 
31 struct drm_prime_file_private;
32 struct dma_buf;
33 
34 /* drm_file.c */
35 extern struct mutex drm_global_mutex;
36 struct drm_file *drm_file_alloc(struct drm_minor *minor);
37 void drm_file_free(struct drm_file *file);
38 void drm_lastclose(struct drm_device *dev);
39 
40 /* drm_pci.c */
41 int drm_irq_by_busid(struct drm_device *dev, void *data,
42 		     struct drm_file *file_priv);
43 void drm_pci_agp_destroy(struct drm_device *dev);
44 int drm_pci_set_busid(struct drm_device *dev, struct drm_master *master);
45 
46 /* drm_prime.c */
47 int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data,
48 				 struct drm_file *file_priv);
49 int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data,
50 				 struct drm_file *file_priv);
51 
52 void drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv);
53 void drm_prime_destroy_file_private(struct drm_prime_file_private *prime_fpriv);
54 void drm_prime_remove_buf_handle_locked(struct drm_prime_file_private *prime_fpriv,
55 					struct dma_buf *dma_buf);
56 
57 /* drm_drv.c */
58 struct drm_minor *drm_minor_acquire(unsigned int minor_id);
59 void drm_minor_release(struct drm_minor *minor);
60 
61 /* drm_vblank.c */
62 void drm_vblank_disable_and_save(struct drm_device *dev, unsigned int pipe);
63 void drm_vblank_cleanup(struct drm_device *dev);
64 
65 /* IOCTLS */
66 int drm_wait_vblank_ioctl(struct drm_device *dev, void *data,
67 			  struct drm_file *filp);
68 int drm_legacy_modeset_ctl_ioctl(struct drm_device *dev, void *data,
69 				 struct drm_file *file_priv);
70 
71 /* drm_irq.c */
72 
73 /* IOCTLS */
74 int drm_legacy_irq_control(struct drm_device *dev, void *data,
75 			   struct drm_file *file_priv);
76 
77 int drm_crtc_get_sequence_ioctl(struct drm_device *dev, void *data,
78 				struct drm_file *filp);
79 
80 int drm_crtc_queue_sequence_ioctl(struct drm_device *dev, void *data,
81 				  struct drm_file *filp);
82 
83 /* drm_auth.c */
84 int drm_getmagic(struct drm_device *dev, void *data,
85 		 struct drm_file *file_priv);
86 int drm_authmagic(struct drm_device *dev, void *data,
87 		  struct drm_file *file_priv);
88 int drm_setmaster_ioctl(struct drm_device *dev, void *data,
89 			struct drm_file *file_priv);
90 int drm_dropmaster_ioctl(struct drm_device *dev, void *data,
91 			 struct drm_file *file_priv);
92 int drm_master_open(struct drm_file *file_priv);
93 void drm_master_release(struct drm_file *file_priv);
94 
95 /* drm_sysfs.c */
96 extern struct class *drm_class;
97 
98 int drm_sysfs_init(void);
99 void drm_sysfs_destroy(void);
100 struct device *drm_sysfs_minor_alloc(struct drm_minor *minor);
101 int drm_sysfs_connector_add(struct drm_connector *connector);
102 void drm_sysfs_connector_remove(struct drm_connector *connector);
103 
104 void drm_sysfs_lease_event(struct drm_device *dev);
105 
106 /* drm_gem.c */
107 int drm_gem_init(struct drm_device *dev);
108 void drm_gem_destroy(struct drm_device *dev);
109 int drm_gem_handle_create_tail(struct drm_file *file_priv,
110 			       struct drm_gem_object *obj,
111 			       u32 *handlep);
112 int drm_gem_close_ioctl(struct drm_device *dev, void *data,
113 			struct drm_file *file_priv);
114 int drm_gem_flink_ioctl(struct drm_device *dev, void *data,
115 			struct drm_file *file_priv);
116 int drm_gem_open_ioctl(struct drm_device *dev, void *data,
117 		       struct drm_file *file_priv);
118 void drm_gem_open(struct drm_device *dev, struct drm_file *file_private);
119 void drm_gem_release(struct drm_device *dev, struct drm_file *file_private);
120 void drm_gem_print_info(struct drm_printer *p, unsigned int indent,
121 			const struct drm_gem_object *obj);
122 
123 /* drm_debugfs.c drm_debugfs_crc.c */
124 #if defined(CONFIG_DEBUG_FS)
125 int drm_debugfs_init(struct drm_minor *minor, int minor_id,
126 		     struct dentry *root);
127 int drm_debugfs_cleanup(struct drm_minor *minor);
128 int drm_debugfs_connector_add(struct drm_connector *connector);
129 void drm_debugfs_connector_remove(struct drm_connector *connector);
130 int drm_debugfs_crtc_add(struct drm_crtc *crtc);
131 void drm_debugfs_crtc_remove(struct drm_crtc *crtc);
132 int drm_debugfs_crtc_crc_add(struct drm_crtc *crtc);
133 #else
134 static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id,
135 				   struct dentry *root)
136 {
137 	return 0;
138 }
139 
140 static inline int drm_debugfs_cleanup(struct drm_minor *minor)
141 {
142 	return 0;
143 }
144 
145 static inline int drm_debugfs_connector_add(struct drm_connector *connector)
146 {
147 	return 0;
148 }
149 static inline void drm_debugfs_connector_remove(struct drm_connector *connector)
150 {
151 }
152 
153 static inline int drm_debugfs_crtc_add(struct drm_crtc *crtc)
154 {
155 	return 0;
156 }
157 static inline void drm_debugfs_crtc_remove(struct drm_crtc *crtc)
158 {
159 }
160 
161 static inline int drm_debugfs_crtc_crc_add(struct drm_crtc *crtc)
162 {
163 	return 0;
164 }
165 
166 #endif
167 
168 drm_ioctl_t drm_version;
169 drm_ioctl_t drm_getunique;
170 drm_ioctl_t drm_getclient;
171 
172 /* drm_syncobj.c */
173 void drm_syncobj_open(struct drm_file *file_private);
174 void drm_syncobj_release(struct drm_file *file_private);
175 int drm_syncobj_create_ioctl(struct drm_device *dev, void *data,
176 			     struct drm_file *file_private);
177 int drm_syncobj_destroy_ioctl(struct drm_device *dev, void *data,
178 			      struct drm_file *file_private);
179 int drm_syncobj_handle_to_fd_ioctl(struct drm_device *dev, void *data,
180 				   struct drm_file *file_private);
181 int drm_syncobj_fd_to_handle_ioctl(struct drm_device *dev, void *data,
182 				   struct drm_file *file_private);
183 int drm_syncobj_wait_ioctl(struct drm_device *dev, void *data,
184 			   struct drm_file *file_private);
185 int drm_syncobj_reset_ioctl(struct drm_device *dev, void *data,
186 			    struct drm_file *file_private);
187 int drm_syncobj_signal_ioctl(struct drm_device *dev, void *data,
188 			     struct drm_file *file_private);
189 
190 /* drm_framebuffer.c */
191 void drm_framebuffer_print_info(struct drm_printer *p, unsigned int indent,
192 				const struct drm_framebuffer *fb);
193 int drm_framebuffer_debugfs_init(struct drm_minor *minor);
194