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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
31struct dentry;
32struct dma_buf;
33struct drm_connector;
34struct drm_crtc;
35struct drm_framebuffer;
36struct drm_gem_object;
37struct drm_master;
38struct drm_minor;
39struct drm_prime_file_private;
40struct drm_printer;
41
42
43extern struct mutex drm_global_mutex;
44struct drm_file *drm_file_alloc(struct drm_minor *minor);
45void drm_file_free(struct drm_file *file);
46void drm_lastclose(struct drm_device *dev);
47
48
49int drm_irq_by_busid(struct drm_device *dev, void *data,
50 struct drm_file *file_priv);
51void drm_pci_agp_destroy(struct drm_device *dev);
52int drm_pci_set_busid(struct drm_device *dev, struct drm_master *master);
53
54
55int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data,
56 struct drm_file *file_priv);
57int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data,
58 struct drm_file *file_priv);
59
60void drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv);
61void drm_prime_destroy_file_private(struct drm_prime_file_private *prime_fpriv);
62void drm_prime_remove_buf_handle_locked(struct drm_prime_file_private *prime_fpriv,
63 struct dma_buf *dma_buf);
64
65
66struct drm_minor *drm_minor_acquire(unsigned int minor_id);
67void drm_minor_release(struct drm_minor *minor);
68
69
70void drm_vblank_disable_and_save(struct drm_device *dev, unsigned int pipe);
71void drm_vblank_cleanup(struct drm_device *dev);
72
73
74int drm_wait_vblank_ioctl(struct drm_device *dev, void *data,
75 struct drm_file *filp);
76int drm_legacy_modeset_ctl_ioctl(struct drm_device *dev, void *data,
77 struct drm_file *file_priv);
78
79
80
81
82#if IS_ENABLED(CONFIG_DRM_LEGACY)
83int drm_legacy_irq_control(struct drm_device *dev, void *data,
84 struct drm_file *file_priv);
85#endif
86
87int drm_crtc_get_sequence_ioctl(struct drm_device *dev, void *data,
88 struct drm_file *filp);
89
90int drm_crtc_queue_sequence_ioctl(struct drm_device *dev, void *data,
91 struct drm_file *filp);
92
93
94int drm_getmagic(struct drm_device *dev, void *data,
95 struct drm_file *file_priv);
96int drm_authmagic(struct drm_device *dev, void *data,
97 struct drm_file *file_priv);
98int drm_setmaster_ioctl(struct drm_device *dev, void *data,
99 struct drm_file *file_priv);
100int drm_dropmaster_ioctl(struct drm_device *dev, void *data,
101 struct drm_file *file_priv);
102int drm_master_open(struct drm_file *file_priv);
103void drm_master_release(struct drm_file *file_priv);
104bool drm_master_internal_acquire(struct drm_device *dev);
105void drm_master_internal_release(struct drm_device *dev);
106
107
108extern struct class *drm_class;
109
110int drm_sysfs_init(void);
111void drm_sysfs_destroy(void);
112struct device *drm_sysfs_minor_alloc(struct drm_minor *minor);
113int drm_sysfs_connector_add(struct drm_connector *connector);
114void drm_sysfs_connector_remove(struct drm_connector *connector);
115
116void drm_sysfs_lease_event(struct drm_device *dev);
117
118
119struct drm_gem_object;
120int drm_gem_init(struct drm_device *dev);
121void drm_gem_destroy(struct drm_device *dev);
122int drm_gem_handle_create_tail(struct drm_file *file_priv,
123 struct drm_gem_object *obj,
124 u32 *handlep);
125int drm_gem_close_ioctl(struct drm_device *dev, void *data,
126 struct drm_file *file_priv);
127int drm_gem_flink_ioctl(struct drm_device *dev, void *data,
128 struct drm_file *file_priv);
129int drm_gem_open_ioctl(struct drm_device *dev, void *data,
130 struct drm_file *file_priv);
131void drm_gem_open(struct drm_device *dev, struct drm_file *file_private);
132void drm_gem_release(struct drm_device *dev, struct drm_file *file_private);
133void drm_gem_print_info(struct drm_printer *p, unsigned int indent,
134 const struct drm_gem_object *obj);
135
136int drm_gem_pin(struct drm_gem_object *obj);
137void drm_gem_unpin(struct drm_gem_object *obj);
138void *drm_gem_vmap(struct drm_gem_object *obj);
139void drm_gem_vunmap(struct drm_gem_object *obj, void *vaddr);
140
141
142#if defined(CONFIG_DEBUG_FS)
143int drm_debugfs_init(struct drm_minor *minor, int minor_id,
144 struct dentry *root);
145void drm_debugfs_cleanup(struct drm_minor *minor);
146void drm_debugfs_connector_add(struct drm_connector *connector);
147void drm_debugfs_connector_remove(struct drm_connector *connector);
148void drm_debugfs_crtc_add(struct drm_crtc *crtc);
149void drm_debugfs_crtc_remove(struct drm_crtc *crtc);
150void drm_debugfs_crtc_crc_add(struct drm_crtc *crtc);
151#else
152static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id,
153 struct dentry *root)
154{
155 return 0;
156}
157
158static inline void drm_debugfs_cleanup(struct drm_minor *minor)
159{
160}
161
162static inline void drm_debugfs_connector_add(struct drm_connector *connector)
163{
164}
165static inline void drm_debugfs_connector_remove(struct drm_connector *connector)
166{
167}
168
169static inline void drm_debugfs_crtc_add(struct drm_crtc *crtc)
170{
171}
172static inline void drm_debugfs_crtc_remove(struct drm_crtc *crtc)
173{
174}
175
176static inline void drm_debugfs_crtc_crc_add(struct drm_crtc *crtc)
177{
178}
179
180#endif
181
182drm_ioctl_t drm_version;
183drm_ioctl_t drm_getunique;
184drm_ioctl_t drm_getclient;
185
186
187void drm_syncobj_open(struct drm_file *file_private);
188void drm_syncobj_release(struct drm_file *file_private);
189int drm_syncobj_create_ioctl(struct drm_device *dev, void *data,
190 struct drm_file *file_private);
191int drm_syncobj_destroy_ioctl(struct drm_device *dev, void *data,
192 struct drm_file *file_private);
193int drm_syncobj_handle_to_fd_ioctl(struct drm_device *dev, void *data,
194 struct drm_file *file_private);
195int drm_syncobj_fd_to_handle_ioctl(struct drm_device *dev, void *data,
196 struct drm_file *file_private);
197int drm_syncobj_transfer_ioctl(struct drm_device *dev, void *data,
198 struct drm_file *file_private);
199int drm_syncobj_wait_ioctl(struct drm_device *dev, void *data,
200 struct drm_file *file_private);
201int drm_syncobj_timeline_wait_ioctl(struct drm_device *dev, void *data,
202 struct drm_file *file_private);
203int drm_syncobj_reset_ioctl(struct drm_device *dev, void *data,
204 struct drm_file *file_private);
205int drm_syncobj_signal_ioctl(struct drm_device *dev, void *data,
206 struct drm_file *file_private);
207int drm_syncobj_timeline_signal_ioctl(struct drm_device *dev, void *data,
208 struct drm_file *file_private);
209int drm_syncobj_query_ioctl(struct drm_device *dev, void *data,
210 struct drm_file *file_private);
211
212
213void drm_framebuffer_print_info(struct drm_printer *p, unsigned int indent,
214 const struct drm_framebuffer *fb);
215int drm_framebuffer_debugfs_init(struct drm_minor *minor);
216
217
218int drm_setup_hdcp_srm(struct class *drm_class);
219void drm_teardown_hdcp_srm(struct class *drm_class);
220