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 #include <drm/drm_ioctl.h>
  25
  26 #define DRM_IF_MAJOR 1
  27 #define DRM_IF_MINOR 4
  28
  29 struct drm_prime_file_private;
  30 struct dma_buf;
  31
  32 /* drm_file.c */
  33 extern struct mutex drm_global_mutex;
  34 struct drm_file *drm_file_alloc(struct drm_minor *minor);
  35 void drm_file_free(struct drm_file *file);
  36 void drm_lastclose(struct drm_device *dev);
  37
  38 /* drm_pci.c */
  39 int drm_irq_by_busid(struct drm_device *dev, void *data,
  40                      struct drm_file *file_priv);
  41 void drm_pci_agp_destroy(struct drm_device *dev);
  42 int drm_pci_set_busid(struct drm_device *dev, struct drm_master *master);
  43
  44 /* drm_prime.c */
  45 int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data,
  46                                  struct drm_file *file_priv);
  47 int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data,
  48                                  struct drm_file *file_priv);
  49
  50 void drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv);
  51 void drm_prime_destroy_file_private(struct drm_prime_file_private *prime_fpriv);
  52 void drm_prime_remove_buf_handle_locked(struct drm_prime_file_private *prime_fpriv,
  53                                         struct dma_buf *dma_buf);
  54
  55 /* drm_drv.c */
  56 struct drm_minor *drm_minor_acquire(unsigned int minor_id);
  57 void drm_minor_release(struct drm_minor *minor);
  58
  59 /* drm_info.c */
  60 int drm_name_info(struct seq_file *m, void *data);
  61 int drm_clients_info(struct seq_file *m, void* data);
  62 int drm_gem_name_info(struct seq_file *m, void *data);
  63
  64 /* drm_vblank.c */
  65 void drm_vblank_disable_and_save(struct drm_device *dev, unsigned int pipe);
  66 void drm_vblank_cleanup(struct drm_device *dev);
  67
  68 /* IOCTLS */
  69 int drm_wait_vblank_ioctl(struct drm_device *dev, void *data,
  70                           struct drm_file *filp);
  71 int drm_legacy_modeset_ctl_ioctl(struct drm_device *dev, void *data,
  72                                  struct drm_file *file_priv);
  73
  74 /* drm_irq.c */
  75
  76 /* IOCTLS */
  77 int drm_legacy_irq_control(struct drm_device *dev, void *data,
  78                            struct drm_file *file_priv);
  79
  80 int drm_crtc_get_sequence_ioctl(struct drm_device *dev, void *data,
  81                                 struct drm_file *filp);
  82
  83 int drm_crtc_queue_sequence_ioctl(struct drm_device *dev, void *data,
  84                                   struct drm_file *filp);
  85
  86 /* drm_auth.c */
  87 int drm_getmagic(struct drm_device *dev, void *data,
  88                  struct drm_file *file_priv);
  89 int drm_authmagic(struct drm_device *dev, void *data,
  90                   struct drm_file *file_priv);
  91 int drm_setmaster_ioctl(struct drm_device *dev, void *data,
  92                         struct drm_file *file_priv);
  93 int drm_dropmaster_ioctl(struct drm_device *dev, void *data,
  94                          struct drm_file *file_priv);
  95 int drm_master_open(struct drm_file *file_priv);
  96 void drm_master_release(struct drm_file *file_priv);
  97
  98 /* drm_sysfs.c */
  99 extern struct class *drm_class;
 100
 101 int drm_sysfs_init(void);
 102 void drm_sysfs_destroy(void);
 103 struct device *drm_sysfs_minor_alloc(struct drm_minor *minor);
 104 int drm_sysfs_connector_add(struct drm_connector *connector);
 105 void drm_sysfs_connector_remove(struct drm_connector *connector);
 106
 107 void drm_sysfs_lease_event(struct drm_device *dev);
 108
 109 /* drm_gem.c */
 110 int drm_gem_init(struct drm_device *dev);
 111 void drm_gem_destroy(struct drm_device *dev);
 112 int drm_gem_handle_create_tail(struct drm_file *file_priv,
 113                                struct drm_gem_object *obj,
 114                                u32 *handlep);
 115 int drm_gem_close_ioctl(struct drm_device *dev, void *data,
 116                         struct drm_file *file_priv);
 117 int drm_gem_flink_ioctl(struct drm_device *dev, void *data,
 118                         struct drm_file *file_priv);
 119 int drm_gem_open_ioctl(struct drm_device *dev, void *data,
 120                        struct drm_file *file_priv);
 121 void drm_gem_open(struct drm_device *dev, struct drm_file *file_private);
 122 void drm_gem_release(struct drm_device *dev, struct drm_file *file_private);
 123 void drm_gem_print_info(struct drm_printer *p, unsigned int indent,
 124                         const struct drm_gem_object *obj);
 125
 126 /* drm_debugfs.c drm_debugfs_crc.c */
 127 #if defined(CONFIG_DEBUG_FS)
 128 int drm_debugfs_init(struct drm_minor *minor, int minor_id,
 129                      struct dentry *root);
 130 int drm_debugfs_cleanup(struct drm_minor *minor);
 131 int drm_debugfs_connector_add(struct drm_connector *connector);
 132 void drm_debugfs_connector_remove(struct drm_connector *connector);
 133 int drm_debugfs_crtc_add(struct drm_crtc *crtc);
 134 void drm_debugfs_crtc_remove(struct drm_crtc *crtc);
 135 int drm_debugfs_crtc_crc_add(struct drm_crtc *crtc);
 136 #else
 137 static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id,
 138                                    struct dentry *root)
 139 {
 140         return 0;
 141 }
 142
 143 static inline int drm_debugfs_cleanup(struct drm_minor *minor)
 144 {
 145         return 0;
 146 }
 147
 148 static inline int drm_debugfs_connector_add(struct drm_connector *connector)
 149 {
 150         return 0;
 151 }
 152 static inline void drm_debugfs_connector_remove(struct drm_connector *connector)
 153 {
 154 }
 155
 156 static inline int drm_debugfs_crtc_add(struct drm_crtc *crtc)
 157 {
 158         return 0;
 159 }
 160 static inline void drm_debugfs_crtc_remove(struct drm_crtc *crtc)
 161 {
 162 }
 163
 164 static inline int drm_debugfs_crtc_crc_add(struct drm_crtc *crtc)
 165 {
 166         return 0;
 167 }
 168
 169 #endif
 170
 171 drm_ioctl_t drm_version;
 172 drm_ioctl_t drm_getunique;
 173 drm_ioctl_t drm_getclient;
 174
 175 /* drm_syncobj.c */
 176 void drm_syncobj_open(struct drm_file *file_private);
 177 void drm_syncobj_release(struct drm_file *file_private);
 178 int drm_syncobj_create_ioctl(struct drm_device *dev, void *data,
 179                              struct drm_file *file_private);
 180 int drm_syncobj_destroy_ioctl(struct drm_device *dev, void *data,
 181                               struct drm_file *file_private);
 182 int drm_syncobj_handle_to_fd_ioctl(struct drm_device *dev, void *data,
 183                                    struct drm_file *file_private);
 184 int drm_syncobj_fd_to_handle_ioctl(struct drm_device *dev, void *data,
 185                                    struct drm_file *file_private);
 186 int drm_syncobj_wait_ioctl(struct drm_device *dev, void *data,
 187                            struct drm_file *file_private);
 188 int drm_syncobj_reset_ioctl(struct drm_device *dev, void *data,
 189                             struct drm_file *file_private);
 190 int drm_syncobj_signal_ioctl(struct drm_device *dev, void *data,
 191                              struct drm_file *file_private);
 192
 193 /* drm_framebuffer.c */
 194 void drm_framebuffer_print_info(struct drm_printer *p, unsigned int indent,
 195                                 const struct drm_framebuffer *fb);
 196 int drm_framebuffer_debugfs_init(struct drm_minor *minor);