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