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#ifndef __DRM_INTERNAL_H__
 25#define __DRM_INTERNAL_H__
 26
 27#include <linux/kthread.h>
 28#include <linux/types.h>
 29
 30#include <drm/drm_ioctl.h>
 31#include <drm/drm_vblank.h>
 32
 33#define DRM_IF_MAJOR 1
 34#define DRM_IF_MINOR 4
 35
 36#define DRM_IF_VERSION(maj, min) (maj << 16 | min)
 37
 38struct dentry;
 39struct dma_buf;
 40struct iosys_map;
 41struct drm_connector;
 42struct drm_crtc;
 43struct drm_framebuffer;
 44struct drm_gem_object;
 45struct drm_master;
 46struct drm_minor;
 47struct drm_prime_file_private;
 48struct drm_printer;
 49struct drm_vblank_crtc;
 50
 51/* drm_client_event.c */
 52#if defined(CONFIG_DRM_CLIENT)
 53void drm_client_debugfs_init(struct drm_device *dev);
 54#else
 55static inline void drm_client_debugfs_init(struct drm_device *dev)
 56{ }
 57#endif
 58
 59/* drm_file.c */
 60extern struct mutex drm_global_mutex;
 61bool drm_dev_needs_global_mutex(struct drm_device *dev);
 62struct drm_file *drm_file_alloc(struct drm_minor *minor);
 63void drm_file_free(struct drm_file *file);
 64
 65#ifdef CONFIG_PCI
 66
 67/* drm_pci.c */
 
 
 
 68int drm_pci_set_busid(struct drm_device *dev, struct drm_master *master);
 69
 70#else
 71
 72static inline int drm_pci_set_busid(struct drm_device *dev,
 73				    struct drm_master *master)
 74{
 75	return -EINVAL;
 76}
 77
 78#endif
 79
 80/* drm_prime.c */
 81int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data,
 82				 struct drm_file *file_priv);
 83int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data,
 84				 struct drm_file *file_priv);
 85
 86void drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv);
 87void drm_prime_destroy_file_private(struct drm_prime_file_private *prime_fpriv);
 88void drm_prime_remove_buf_handle(struct drm_prime_file_private *prime_fpriv,
 89				 uint32_t handle);
 90
 91/* drm_managed.c */
 92void drm_managed_release(struct drm_device *dev);
 93void drmm_add_final_kfree(struct drm_device *dev, void *container);
 
 
 
 
 
 94
 95/* drm_vblank.c */
 96static inline bool drm_vblank_passed(u64 seq, u64 ref)
 97{
 98	return (seq - ref) <= (1 << 23);
 99}
100
101void drm_vblank_disable_and_save(struct drm_device *dev, unsigned int pipe);
102int drm_vblank_get(struct drm_device *dev, unsigned int pipe);
103void drm_vblank_put(struct drm_device *dev, unsigned int pipe);
104u64 drm_vblank_count(struct drm_device *dev, unsigned int pipe);
105
106/* drm_vblank_work.c */
107static inline void drm_vblank_flush_worker(struct drm_vblank_crtc *vblank)
108{
109	kthread_flush_worker(vblank->worker);
110}
111
112static inline void drm_vblank_destroy_worker(struct drm_vblank_crtc *vblank)
113{
114	if (vblank->worker)
115		kthread_destroy_worker(vblank->worker);
116}
117
118int drm_vblank_worker_init(struct drm_vblank_crtc *vblank);
119void drm_vblank_cancel_pending_works(struct drm_vblank_crtc *vblank);
120void drm_handle_vblank_works(struct drm_vblank_crtc *vblank);
121
122/* IOCTLS */
123int drm_wait_vblank_ioctl(struct drm_device *dev, void *data,
124			  struct drm_file *filp);
 
 
125
126/* drm_irq.c */
127
128/* IOCTLS */
 
 
 
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);
156int drm_sysfs_connector_add_late(struct drm_connector *connector);
157void drm_sysfs_connector_remove_early(struct drm_connector *connector);
158void drm_sysfs_connector_remove(struct drm_connector *connector);
159
160void drm_sysfs_lease_event(struct drm_device *dev);
161
162/* drm_gem.c */
163int drm_gem_init(struct drm_device *dev);
 
164int drm_gem_handle_create_tail(struct drm_file *file_priv,
165			       struct drm_gem_object *obj,
166			       u32 *handlep);
167int drm_gem_close_ioctl(struct drm_device *dev, void *data,
168			struct drm_file *file_priv);
169int drm_gem_flink_ioctl(struct drm_device *dev, void *data,
170			struct drm_file *file_priv);
171int drm_gem_open_ioctl(struct drm_device *dev, void *data,
172		       struct drm_file *file_priv);
173void drm_gem_open(struct drm_device *dev, struct drm_file *file_private);
174void drm_gem_release(struct drm_device *dev, struct drm_file *file_private);
175void drm_gem_print_info(struct drm_printer *p, unsigned int indent,
176			const struct drm_gem_object *obj);
177
178int drm_gem_pin_locked(struct drm_gem_object *obj);
179void drm_gem_unpin_locked(struct drm_gem_object *obj);
180int drm_gem_pin(struct drm_gem_object *obj);
181void drm_gem_unpin(struct drm_gem_object *obj);
182int drm_gem_vmap(struct drm_gem_object *obj, struct iosys_map *map);
183void drm_gem_vunmap(struct drm_gem_object *obj, struct iosys_map *map);
184
185/* drm_debugfs.c drm_debugfs_crc.c */
186#if defined(CONFIG_DEBUG_FS)
187void drm_debugfs_dev_fini(struct drm_device *dev);
188void drm_debugfs_dev_register(struct drm_device *dev);
189int drm_debugfs_register(struct drm_minor *minor, int minor_id,
190			 struct dentry *root);
191void drm_debugfs_unregister(struct drm_minor *minor);
192void drm_debugfs_connector_add(struct drm_connector *connector);
193void drm_debugfs_connector_remove(struct drm_connector *connector);
194void drm_debugfs_crtc_add(struct drm_crtc *crtc);
195void drm_debugfs_crtc_remove(struct drm_crtc *crtc);
196void drm_debugfs_crtc_crc_add(struct drm_crtc *crtc);
197void drm_debugfs_encoder_add(struct drm_encoder *encoder);
198void drm_debugfs_encoder_remove(struct drm_encoder *encoder);
199#else
200static inline void drm_debugfs_dev_fini(struct drm_device *dev)
201{
202}
203
204static inline void drm_debugfs_dev_register(struct drm_device *dev)
205{
206}
207
208static inline int drm_debugfs_register(struct drm_minor *minor, int minor_id,
209				       struct dentry *root)
210{
211	return 0;
212}
213
214static inline void drm_debugfs_unregister(struct drm_minor *minor)
215{
 
216}
217
218static inline void drm_debugfs_connector_add(struct drm_connector *connector)
219{
 
220}
221static inline void drm_debugfs_connector_remove(struct drm_connector *connector)
222{
223}
224
225static inline void drm_debugfs_crtc_add(struct drm_crtc *crtc)
226{
 
227}
228static inline void drm_debugfs_crtc_remove(struct drm_crtc *crtc)
229{
230}
231
232static inline void drm_debugfs_crtc_crc_add(struct drm_crtc *crtc)
233{
234}
235
236static inline void drm_debugfs_encoder_add(struct drm_encoder *encoder)
237{
238}
239
240static inline void drm_debugfs_encoder_remove(struct drm_encoder *encoder)
241{
 
242}
243
244#endif
245
246drm_ioctl_t drm_version;
247drm_ioctl_t drm_getunique;
248drm_ioctl_t drm_getclient;
249
250/* drm_syncobj.c */
251void drm_syncobj_open(struct drm_file *file_private);
252void drm_syncobj_release(struct drm_file *file_private);
253int drm_syncobj_create_ioctl(struct drm_device *dev, void *data,
254			     struct drm_file *file_private);
255int drm_syncobj_destroy_ioctl(struct drm_device *dev, void *data,
256			      struct drm_file *file_private);
257int drm_syncobj_handle_to_fd_ioctl(struct drm_device *dev, void *data,
258				   struct drm_file *file_private);
259int drm_syncobj_fd_to_handle_ioctl(struct drm_device *dev, void *data,
260				   struct drm_file *file_private);
261int drm_syncobj_transfer_ioctl(struct drm_device *dev, void *data,
262			       struct drm_file *file_private);
263int drm_syncobj_wait_ioctl(struct drm_device *dev, void *data,
264			   struct drm_file *file_private);
265int drm_syncobj_timeline_wait_ioctl(struct drm_device *dev, void *data,
266				    struct drm_file *file_private);
267int drm_syncobj_eventfd_ioctl(struct drm_device *dev, void *data,
268			      struct drm_file *file_private);
269int drm_syncobj_reset_ioctl(struct drm_device *dev, void *data,
270			    struct drm_file *file_private);
271int drm_syncobj_signal_ioctl(struct drm_device *dev, void *data,
272			     struct drm_file *file_private);
273int drm_syncobj_timeline_signal_ioctl(struct drm_device *dev, void *data,
274				      struct drm_file *file_private);
275int drm_syncobj_query_ioctl(struct drm_device *dev, void *data,
276			    struct drm_file *file_private);
277
278/* drm_framebuffer.c */
279void drm_framebuffer_print_info(struct drm_printer *p, unsigned int indent,
280				const struct drm_framebuffer *fb);
281void drm_framebuffer_debugfs_init(struct drm_device *dev);
282
283#endif /* __DRM_INTERNAL_H__ */

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