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