LXR linux/drivers/gpu/drm/drm

   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
  29struct drm_prime_file_private;
  30struct dma_buf;
  31
  32/* drm_file.c */
  33extern struct mutex drm_global_mutex;
  34struct drm_file *drm_file_alloc(struct drm_minor *minor);
  35void drm_file_free(struct drm_file *file);
  36void drm_lastclose(struct drm_device *dev);
  37
  38/* drm_pci.c */
  39int drm_irq_by_busid(struct drm_device *dev, void *data,
  40                     struct drm_file *file_priv);
  41void drm_pci_agp_destroy(struct drm_device *dev);
  42int drm_pci_set_busid(struct drm_device *dev, struct drm_master *master);
  43
  44/* drm_prime.c */
  45int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data,
  46                                 struct drm_file *file_priv);
  47int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data,
  48                                 struct drm_file *file_priv);
  49
  50void drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv);
  51void drm_prime_destroy_file_private(struct drm_prime_file_private *prime_fpriv);
  52void drm_prime_remove_buf_handle_locked(struct drm_prime_file_private *prime_fpriv,
  53                                        struct dma_buf *dma_buf);
  54
  55/* drm_drv.c */
  56struct drm_minor *drm_minor_acquire(unsigned int minor_id);
  57void drm_minor_release(struct drm_minor *minor);
  58
  59/* drm_info.c */
  60int drm_name_info(struct seq_file *m, void *data);
  61int drm_clients_info(struct seq_file *m, void* data);
  62int drm_gem_name_info(struct seq_file *m, void *data);
  63
  64/* drm_vblank.c */
  65void drm_vblank_disable_and_save(struct drm_device *dev, unsigned int pipe);
  66void drm_vblank_cleanup(struct drm_device *dev);
  67
  68/* IOCTLS */
  69int drm_wait_vblank_ioctl(struct drm_device *dev, void *data,
  70                          struct drm_file *filp);
  71int 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 */
  77int drm_legacy_irq_control(struct drm_device *dev, void *data,
  78                           struct drm_file *file_priv);
  79
  80int drm_crtc_get_sequence_ioctl(struct drm_device *dev, void *data,
  81                                struct drm_file *filp);
  82
  83int drm_crtc_queue_sequence_ioctl(struct drm_device *dev, void *data,
  84                                  struct drm_file *filp);
  85
  86/* drm_auth.c */
  87int drm_getmagic(struct drm_device *dev, void *data,
  88                 struct drm_file *file_priv);
  89int drm_authmagic(struct drm_device *dev, void *data,
  90                  struct drm_file *file_priv);
  91int drm_setmaster_ioctl(struct drm_device *dev, void *data,
  92                        struct drm_file *file_priv);
  93int drm_dropmaster_ioctl(struct drm_device *dev, void *data,
  94                         struct drm_file *file_priv);
  95int drm_master_open(struct drm_file *file_priv);
  96void drm_master_release(struct drm_file *file_priv);
  97
  98/* drm_sysfs.c */
  99extern struct class *drm_class;
 100
 101int drm_sysfs_init(void);
 102void drm_sysfs_destroy(void);
 103struct device *drm_sysfs_minor_alloc(struct drm_minor *minor);
 104int drm_sysfs_connector_add(struct drm_connector *connector);
 105void drm_sysfs_connector_remove(struct drm_connector *connector);
 106
 107void drm_sysfs_lease_event(struct drm_device *dev);
 108
 109/* drm_gem.c */
 110int drm_gem_init(struct drm_device *dev);
 111void drm_gem_destroy(struct drm_device *dev);
 112int drm_gem_handle_create_tail(struct drm_file *file_priv,
 113                               struct drm_gem_object *obj,
 114                               u32 *handlep);
 115int drm_gem_close_ioctl(struct drm_device *dev, void *data,
 116                        struct drm_file *file_priv);
 117int drm_gem_flink_ioctl(struct drm_device *dev, void *data,
 118                        struct drm_file *file_priv);
 119int drm_gem_open_ioctl(struct drm_device *dev, void *data,
 120                       struct drm_file *file_priv);
 121void drm_gem_open(struct drm_device *dev, struct drm_file *file_private);
 122void drm_gem_release(struct drm_device *dev, struct drm_file *file_private);
 123void 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)
 128int drm_debugfs_init(struct drm_minor *minor, int minor_id,
 129                     struct dentry *root);
 130int drm_debugfs_cleanup(struct drm_minor *minor);
 131int drm_debugfs_connector_add(struct drm_connector *connector);
 132void drm_debugfs_connector_remove(struct drm_connector *connector);
 133int drm_debugfs_crtc_add(struct drm_crtc *crtc);
 134void drm_debugfs_crtc_remove(struct drm_crtc *crtc);
 135int drm_debugfs_crtc_crc_add(struct drm_crtc *crtc);
 136#else
 137static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id,
 138                                   struct dentry *root)
 139{
 140        return 0;
 141}
 142
 143static inline int drm_debugfs_cleanup(struct drm_minor *minor)
 144{
 145        return 0;
 146}
 147
 148static inline int drm_debugfs_connector_add(struct drm_connector *connector)
 149{
 150        return 0;
 151}
 152static inline void drm_debugfs_connector_remove(struct drm_connector *connector)
 153{
 154}
 155
 156static inline int drm_debugfs_crtc_add(struct drm_crtc *crtc)
 157{
 158        return 0;
 159}
 160static inline void drm_debugfs_crtc_remove(struct drm_crtc *crtc)
 161{
 162}
 163
 164static inline int drm_debugfs_crtc_crc_add(struct drm_crtc *crtc)
 165{
 166        return 0;
 167}
 168
 169#endif
 170
 171drm_ioctl_t drm_version;
 172drm_ioctl_t drm_getunique;
 173drm_ioctl_t drm_getclient;
 174
 175/* drm_syncobj.c */
 176void drm_syncobj_open(struct drm_file *file_private);
 177void drm_syncobj_release(struct drm_file *file_private);
 178int drm_syncobj_create_ioctl(struct drm_device *dev, void *data,
 179                             struct drm_file *file_private);
 180int drm_syncobj_destroy_ioctl(struct drm_device *dev, void *data,
 181                              struct drm_file *file_private);
 182int drm_syncobj_handle_to_fd_ioctl(struct drm_device *dev, void *data,
 183                                   struct drm_file *file_private);
 184int drm_syncobj_fd_to_handle_ioctl(struct drm_device *dev, void *data,
 185                                   struct drm_file *file_private);
 186int drm_syncobj_wait_ioctl(struct drm_device *dev, void *data,
 187                           struct drm_file *file_private);
 188int drm_syncobj_reset_ioctl(struct drm_device *dev, void *data,
 189                            struct drm_file *file_private);
 190int drm_syncobj_signal_ioctl(struct drm_device *dev, void *data,
 191                             struct drm_file *file_private);
 192
 193/* drm_framebuffer.c */
 194void drm_framebuffer_print_info(struct drm_printer *p, unsigned int indent,
 195                                const struct drm_framebuffer *fb);
 196int drm_framebuffer_debugfs_init(struct drm_minor *minor);
 197