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_fops.c */
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 28extern struct mutex drm_global_mutex;
 
 
 
 29void drm_lastclose(struct drm_device *dev);
 30
 
 
 31/* drm_pci.c */
 32int drm_irq_by_busid(struct drm_device *dev, void *data,
 33		     struct drm_file *file_priv);
 
 
 
 
 
 
 
 
 
 34
 35/* drm_prime.c */
 36int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data,
 37				 struct drm_file *file_priv);
 38int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data,
 39				 struct drm_file *file_priv);
 40
 41void drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv);
 42void drm_prime_destroy_file_private(struct drm_prime_file_private *prime_fpriv);
 43void drm_prime_remove_buf_handle_locked(struct drm_prime_file_private *prime_fpriv,
 44					struct dma_buf *dma_buf);
 45
 46/* drm_drv.c */
 47struct drm_minor *drm_minor_acquire(unsigned int minor_id);
 48void drm_minor_release(struct drm_minor *minor);
 49
 50/* drm_info.c */
 51int drm_name_info(struct seq_file *m, void *data);
 52int drm_clients_info(struct seq_file *m, void* data);
 53int drm_gem_name_info(struct seq_file *m, void *data);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 54
 55/* drm_irq.c */
 56extern unsigned int drm_timestamp_monotonic;
 57
 58/* IOCTLS */
 59int drm_wait_vblank(struct drm_device *dev, void *data,
 60		    struct drm_file *filp);
 61int drm_control(struct drm_device *dev, void *data,
 62		struct drm_file *file_priv);
 63int drm_modeset_ctl(struct drm_device *dev, void *data,
 64		    struct drm_file *file_priv);
 
 
 
 
 65
 66/* drm_auth.c */
 67int drm_getmagic(struct drm_device *dev, void *data,
 68		 struct drm_file *file_priv);
 69int drm_authmagic(struct drm_device *dev, void *data,
 70		  struct drm_file *file_priv);
 71int drm_setmaster_ioctl(struct drm_device *dev, void *data,
 72			struct drm_file *file_priv);
 73int drm_dropmaster_ioctl(struct drm_device *dev, void *data,
 74			 struct drm_file *file_priv);
 75int drm_master_open(struct drm_file *file_priv);
 76void drm_master_release(struct drm_file *file_priv);
 
 
 77
 78/* drm_sysfs.c */
 79extern struct class *drm_class;
 80
 81int drm_sysfs_init(void);
 82void drm_sysfs_destroy(void);
 83struct device *drm_sysfs_minor_alloc(struct drm_minor *minor);
 84int drm_sysfs_connector_add(struct drm_connector *connector);
 85void drm_sysfs_connector_remove(struct drm_connector *connector);
 86
 
 
 87/* drm_gem.c */
 88int drm_gem_init(struct drm_device *dev);
 89void drm_gem_destroy(struct drm_device *dev);
 90int drm_gem_handle_create_tail(struct drm_file *file_priv,
 91			       struct drm_gem_object *obj,
 92			       u32 *handlep);
 93int drm_gem_close_ioctl(struct drm_device *dev, void *data,
 94			struct drm_file *file_priv);
 95int drm_gem_flink_ioctl(struct drm_device *dev, void *data,
 96			struct drm_file *file_priv);
 97int drm_gem_open_ioctl(struct drm_device *dev, void *data,
 98		       struct drm_file *file_priv);
 99void drm_gem_open(struct drm_device *dev, struct drm_file *file_private);
100void drm_gem_release(struct drm_device *dev, struct drm_file *file_private);
 
 
 
 
 
 
 
 
 
 
101
102/* drm_debugfs.c */
103#if defined(CONFIG_DEBUG_FS)
104int drm_debugfs_init(struct drm_minor *minor, int minor_id,
105		     struct dentry *root);
106int drm_debugfs_cleanup(struct drm_minor *minor);
107int drm_debugfs_connector_add(struct drm_connector *connector);
108void drm_debugfs_connector_remove(struct drm_connector *connector);
109int drm_debugfs_crtc_add(struct drm_crtc *crtc);
110void drm_debugfs_crtc_remove(struct drm_crtc *crtc);
111int drm_debugfs_crtc_crc_add(struct drm_crtc *crtc);
112#else
113static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id,
114				   struct dentry *root)
115{
116	return 0;
117}
118
119static inline int drm_debugfs_cleanup(struct drm_minor *minor)
120{
121	return 0;
122}
123
124static inline int drm_debugfs_connector_add(struct drm_connector *connector)
125{
126	return 0;
127}
128static inline void drm_debugfs_connector_remove(struct drm_connector *connector)
129{
130}
131
132static inline int drm_debugfs_crtc_add(struct drm_crtc *crtc)
133{
134	return 0;
135}
136static inline void drm_debugfs_crtc_remove(struct drm_crtc *crtc)
137{
138}
139
140static inline int drm_debugfs_crtc_crc_add(struct drm_crtc *crtc)
141{
142	return 0;
143}
 
144#endif

  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 <linux/kthread.h>
 25
 26#include <drm/drm_ioctl.h>
 27#include <drm/drm_vblank.h>
 28
 29#define DRM_IF_MAJOR 1
 30#define DRM_IF_MINOR 4
 31
 32#define DRM_IF_VERSION(maj, min) (maj << 16 | min)
 33
 34struct dentry;
 35struct dma_buf;
 36struct iosys_map;
 37struct drm_connector;
 38struct drm_crtc;
 39struct drm_framebuffer;
 40struct drm_gem_object;
 41struct drm_master;
 42struct drm_minor;
 43struct drm_prime_file_private;
 44struct drm_printer;
 45struct drm_vblank_crtc;
 46
 47/* drm_file.c */
 48extern struct mutex drm_global_mutex;
 49bool drm_dev_needs_global_mutex(struct drm_device *dev);
 50struct drm_file *drm_file_alloc(struct drm_minor *minor);
 51void drm_file_free(struct drm_file *file);
 52void drm_lastclose(struct drm_device *dev);
 53
 54#ifdef CONFIG_PCI
 55
 56/* drm_pci.c */
 57int drm_pci_set_busid(struct drm_device *dev, struct drm_master *master);
 58
 59#else
 60
 61static inline int drm_pci_set_busid(struct drm_device *dev,
 62				    struct drm_master *master)
 63{
 64	return -EINVAL;
 65}
 66
 67#endif
 68
 69/* drm_prime.c */
 70int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data,
 71				 struct drm_file *file_priv);
 72int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data,
 73				 struct drm_file *file_priv);
 74
 75void drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv);
 76void drm_prime_destroy_file_private(struct drm_prime_file_private *prime_fpriv);
 77void drm_prime_remove_buf_handle(struct drm_prime_file_private *prime_fpriv,
 78				 uint32_t handle);
 79
 80/* drm_drv.c */
 81struct drm_minor *drm_minor_acquire(unsigned int minor_id);
 82void drm_minor_release(struct drm_minor *minor);
 83
 84/* drm_managed.c */
 85void drm_managed_release(struct drm_device *dev);
 86void drmm_add_final_kfree(struct drm_device *dev, void *container);
 87
 88/* drm_vblank.c */
 89static inline bool drm_vblank_passed(u64 seq, u64 ref)
 90{
 91	return (seq - ref) <= (1 << 23);
 92}
 93
 94void drm_vblank_disable_and_save(struct drm_device *dev, unsigned int pipe);
 95int drm_vblank_get(struct drm_device *dev, unsigned int pipe);
 96void drm_vblank_put(struct drm_device *dev, unsigned int pipe);
 97u64 drm_vblank_count(struct drm_device *dev, unsigned int pipe);
 98
 99/* drm_vblank_work.c */
100static inline void drm_vblank_flush_worker(struct drm_vblank_crtc *vblank)
101{
102	kthread_flush_worker(vblank->worker);
103}
104
105static inline void drm_vblank_destroy_worker(struct drm_vblank_crtc *vblank)
106{
107	if (vblank->worker)
108		kthread_destroy_worker(vblank->worker);
109}
110
111int drm_vblank_worker_init(struct drm_vblank_crtc *vblank);
112void drm_vblank_cancel_pending_works(struct drm_vblank_crtc *vblank);
113void drm_handle_vblank_works(struct drm_vblank_crtc *vblank);
114
115/* IOCTLS */
116int drm_wait_vblank_ioctl(struct drm_device *dev, void *data,
117			  struct drm_file *filp);
118int drm_legacy_modeset_ctl_ioctl(struct drm_device *dev, void *data,
119				 struct drm_file *file_priv);
120
121/* drm_irq.c */
 
122
123/* IOCTLS */
124#if IS_ENABLED(CONFIG_DRM_LEGACY)
125int drm_legacy_irq_control(struct drm_device *dev, void *data,
126			   struct drm_file *file_priv);
127#endif
128
129int drm_crtc_get_sequence_ioctl(struct drm_device *dev, void *data,
130				struct drm_file *filp);
131
132int drm_crtc_queue_sequence_ioctl(struct drm_device *dev, void *data,
133				  struct drm_file *filp);
134
135/* drm_auth.c */
136int drm_getmagic(struct drm_device *dev, void *data,
137		 struct drm_file *file_priv);
138int drm_authmagic(struct drm_device *dev, void *data,
139		  struct drm_file *file_priv);
140int drm_setmaster_ioctl(struct drm_device *dev, void *data,
141			struct drm_file *file_priv);
142int drm_dropmaster_ioctl(struct drm_device *dev, void *data,
143			 struct drm_file *file_priv);
144int drm_master_open(struct drm_file *file_priv);
145void drm_master_release(struct drm_file *file_priv);
146bool drm_master_internal_acquire(struct drm_device *dev);
147void drm_master_internal_release(struct drm_device *dev);
148
149/* drm_sysfs.c */
150extern struct class *drm_class;
151
152int drm_sysfs_init(void);
153void drm_sysfs_destroy(void);
154struct device *drm_sysfs_minor_alloc(struct drm_minor *minor);
155int drm_sysfs_connector_add(struct drm_connector *connector);
156void drm_sysfs_connector_remove(struct drm_connector *connector);
157
158void drm_sysfs_lease_event(struct drm_device *dev);
159
160/* drm_gem.c */
161int drm_gem_init(struct drm_device *dev);
 
162int drm_gem_handle_create_tail(struct drm_file *file_priv,
163			       struct drm_gem_object *obj,
164			       u32 *handlep);
165int drm_gem_close_ioctl(struct drm_device *dev, void *data,
166			struct drm_file *file_priv);
167int drm_gem_flink_ioctl(struct drm_device *dev, void *data,
168			struct drm_file *file_priv);
169int drm_gem_open_ioctl(struct drm_device *dev, void *data,
170		       struct drm_file *file_priv);
171void drm_gem_open(struct drm_device *dev, struct drm_file *file_private);
172void drm_gem_release(struct drm_device *dev, struct drm_file *file_private);
173void drm_gem_print_info(struct drm_printer *p, unsigned int indent,
174			const struct drm_gem_object *obj);
175
176int drm_gem_pin(struct drm_gem_object *obj);
177void drm_gem_unpin(struct drm_gem_object *obj);
178int drm_gem_vmap(struct drm_gem_object *obj, struct iosys_map *map);
179void drm_gem_vunmap(struct drm_gem_object *obj, struct iosys_map *map);
180
181int drm_gem_dumb_destroy(struct drm_file *file, struct drm_device *dev,
182			 u32 handle);
183
184/* drm_debugfs.c drm_debugfs_crc.c */
185#if defined(CONFIG_DEBUG_FS)
186int drm_debugfs_init(struct drm_minor *minor, int minor_id,
187		     struct dentry *root);
188void drm_debugfs_cleanup(struct drm_minor *minor);
189void drm_debugfs_connector_add(struct drm_connector *connector);
190void drm_debugfs_connector_remove(struct drm_connector *connector);
191void drm_debugfs_crtc_add(struct drm_crtc *crtc);
192void drm_debugfs_crtc_remove(struct drm_crtc *crtc);
193void drm_debugfs_crtc_crc_add(struct drm_crtc *crtc);
194#else
195static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id,
196				   struct dentry *root)
197{
198	return 0;
199}
200
201static inline void drm_debugfs_cleanup(struct drm_minor *minor)
202{
 
203}
204
205static inline void drm_debugfs_connector_add(struct drm_connector *connector)
206{
 
207}
208static inline void drm_debugfs_connector_remove(struct drm_connector *connector)
209{
210}
211
212static inline void drm_debugfs_crtc_add(struct drm_crtc *crtc)
213{
 
214}
215static inline void drm_debugfs_crtc_remove(struct drm_crtc *crtc)
216{
217}
218
219static inline void drm_debugfs_crtc_crc_add(struct drm_crtc *crtc)
220{
 
221}
222
223#endif
224
225drm_ioctl_t drm_version;
226drm_ioctl_t drm_getunique;
227drm_ioctl_t drm_getclient;
228
229/* drm_syncobj.c */
230void drm_syncobj_open(struct drm_file *file_private);
231void drm_syncobj_release(struct drm_file *file_private);
232int drm_syncobj_create_ioctl(struct drm_device *dev, void *data,
233			     struct drm_file *file_private);
234int drm_syncobj_destroy_ioctl(struct drm_device *dev, void *data,
235			      struct drm_file *file_private);
236int drm_syncobj_handle_to_fd_ioctl(struct drm_device *dev, void *data,
237				   struct drm_file *file_private);
238int drm_syncobj_fd_to_handle_ioctl(struct drm_device *dev, void *data,
239				   struct drm_file *file_private);
240int drm_syncobj_transfer_ioctl(struct drm_device *dev, void *data,
241			       struct drm_file *file_private);
242int drm_syncobj_wait_ioctl(struct drm_device *dev, void *data,
243			   struct drm_file *file_private);
244int drm_syncobj_timeline_wait_ioctl(struct drm_device *dev, void *data,
245				    struct drm_file *file_private);
246int drm_syncobj_reset_ioctl(struct drm_device *dev, void *data,
247			    struct drm_file *file_private);
248int drm_syncobj_signal_ioctl(struct drm_device *dev, void *data,
249			     struct drm_file *file_private);
250int drm_syncobj_timeline_signal_ioctl(struct drm_device *dev, void *data,
251				      struct drm_file *file_private);
252int drm_syncobj_query_ioctl(struct drm_device *dev, void *data,
253			    struct drm_file *file_private);
254
255/* drm_framebuffer.c */
256void drm_framebuffer_print_info(struct drm_printer *p, unsigned int indent,
257				const struct drm_framebuffer *fb);
258void drm_framebuffer_debugfs_init(struct drm_minor *minor);