drivers/gpu/drm/drm_crtc_internal.h

   1 /*
   2  * Copyright © 2006 Keith Packard
   3  * Copyright © 2007-2008 Dave Airlie
   4  * Copyright © 2007-2008 Intel Corporation
   5  *   Jesse Barnes <jesse.barnes@intel.com>
   6  * Copyright © 2014 Intel Corporation
   7  *   Daniel Vetter <daniel.vetter@ffwll.ch>
   8  *
   9  * Permission is hereby granted, free of charge, to any person obtaining a
  10  * copy of this software and associated documentation files (the "Software"),
  11  * to deal in the Software without restriction, including without limitation
  12  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  13  * and/or sell copies of the Software, and to permit persons to whom the
  14  * Software is furnished to do so, subject to the following conditions:
  15  *
  16  * The above copyright notice and this permission notice shall be included in
  17  * all copies or substantial portions of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  20  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  22  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  23  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  24  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  25  * OTHER DEALINGS IN THE SOFTWARE.
  26  */
  27
  28 /*
  29  * This header file contains mode setting related functions and definitions
  30  * which are only used within the drm module as internal implementation details
  31  * and are not exported to drivers.
  32  */
  33
  34 enum drm_mode_status;
  35 enum drm_connector_force;
  36
  37 struct drm_display_mode;
  38 struct work_struct;
  39 struct drm_connector;
  40 struct drm_bridge;
  41 struct edid;
  42
  43 /* drm_crtc.c */
  44 int drm_mode_crtc_set_obj_prop(struct drm_mode_object *obj,
  45                                struct drm_property *property,
  46                                uint64_t value);
  47 int drm_crtc_check_viewport(const struct drm_crtc *crtc,
  48                             int x, int y,
  49                             const struct drm_display_mode *mode,
  50                             const struct drm_framebuffer *fb);
  51 int drm_crtc_register_all(struct drm_device *dev);
  52 void drm_crtc_unregister_all(struct drm_device *dev);
  53
  54 struct dma_fence *drm_crtc_create_fence(struct drm_crtc *crtc);
  55
  56 /* IOCTLs */
  57 int drm_mode_getcrtc(struct drm_device *dev,
  58                      void *data, struct drm_file *file_priv);
  59 int drm_mode_setcrtc(struct drm_device *dev,
  60                      void *data, struct drm_file *file_priv);
  61
  62
  63 /* drm_mode_config.c */
  64 int drm_modeset_register_all(struct drm_device *dev);
  65 void drm_modeset_unregister_all(struct drm_device *dev);
  66
  67 /* drm_modes.c */
  68 const char *drm_get_mode_status_name(enum drm_mode_status status);
  69
  70 /* IOCTLs */
  71 int drm_mode_getresources(struct drm_device *dev,
  72                           void *data, struct drm_file *file_priv);
  73
  74
  75 /* drm_dumb_buffers.c */
  76 int drm_mode_create_dumb(struct drm_device *dev,
  77                          struct drm_mode_create_dumb *args,
  78                          struct drm_file *file_priv);
  79 int drm_mode_destroy_dumb(struct drm_device *dev, u32 handle,
  80                           struct drm_file *file_priv);
  81
  82 /* IOCTLs */
  83 int drm_mode_create_dumb_ioctl(struct drm_device *dev,
  84                                void *data, struct drm_file *file_priv);
  85 int drm_mode_mmap_dumb_ioctl(struct drm_device *dev,
  86                              void *data, struct drm_file *file_priv);
  87 int drm_mode_destroy_dumb_ioctl(struct drm_device *dev,
  88                                 void *data, struct drm_file *file_priv);
  89
  90 /* drm_color_mgmt.c */
  91 const char *drm_get_color_encoding_name(enum drm_color_encoding encoding);
  92 const char *drm_get_color_range_name(enum drm_color_range range);
  93
  94 /* IOCTLs */
  95 int drm_mode_gamma_get_ioctl(struct drm_device *dev,
  96                              void *data, struct drm_file *file_priv);
  97 int drm_mode_gamma_set_ioctl(struct drm_device *dev,
  98                              void *data, struct drm_file *file_priv);
  99
 100 /* drm_property.c */
 101 void drm_property_destroy_user_blobs(struct drm_device *dev,
 102                                      struct drm_file *file_priv);
 103 bool drm_property_change_valid_get(struct drm_property *property,
 104                                    uint64_t value,
 105                                    struct drm_mode_object **ref);
 106 void drm_property_change_valid_put(struct drm_property *property,
 107                                    struct drm_mode_object *ref);
 108
 109 /* IOCTL */
 110 int drm_mode_getproperty_ioctl(struct drm_device *dev,
 111                                void *data, struct drm_file *file_priv);
 112 int drm_mode_getblob_ioctl(struct drm_device *dev,
 113                            void *data, struct drm_file *file_priv);
 114 int drm_mode_createblob_ioctl(struct drm_device *dev,
 115                               void *data, struct drm_file *file_priv);
 116 int drm_mode_destroyblob_ioctl(struct drm_device *dev,
 117                                void *data, struct drm_file *file_priv);
 118
 119 /* drm_mode_object.c */
 120 int __drm_mode_object_add(struct drm_device *dev, struct drm_mode_object *obj,
 121                           uint32_t obj_type, bool register_obj,
 122                           void (*obj_free_cb)(struct kref *kref));
 123 int drm_mode_object_add(struct drm_device *dev, struct drm_mode_object *obj,
 124                         uint32_t obj_type);
 125 void drm_mode_object_register(struct drm_device *dev,
 126                               struct drm_mode_object *obj);
 127 struct drm_mode_object *__drm_mode_object_find(struct drm_device *dev,
 128                                                struct drm_file *file_priv,
 129                                                uint32_t id, uint32_t type);
 130 void drm_mode_object_unregister(struct drm_device *dev,
 131                                 struct drm_mode_object *object);
 132 int drm_mode_object_get_properties(struct drm_mode_object *obj, bool atomic,
 133                                    uint32_t __user *prop_ptr,
 134                                    uint64_t __user *prop_values,
 135                                    uint32_t *arg_count_props);
 136 struct drm_property *drm_mode_obj_find_prop_id(struct drm_mode_object *obj,
 137                                                uint32_t prop_id);
 138
 139 /* IOCTL */
 140
 141 int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data,
 142                                       struct drm_file *file_priv);
 143 int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data,
 144                                     struct drm_file *file_priv);
 145
 146 /* drm_encoder.c */
 147 int drm_encoder_register_all(struct drm_device *dev);
 148 void drm_encoder_unregister_all(struct drm_device *dev);
 149
 150 /* IOCTL */
 151 int drm_mode_getencoder(struct drm_device *dev,
 152                         void *data, struct drm_file *file_priv);
 153
 154 /* drm_connector.c */
 155 void drm_connector_ida_init(void);
 156 void drm_connector_ida_destroy(void);
 157 void drm_connector_unregister_all(struct drm_device *dev);
 158 int drm_connector_register_all(struct drm_device *dev);
 159 int drm_connector_set_obj_prop(struct drm_mode_object *obj,
 160                                     struct drm_property *property,
 161                                     uint64_t value);
 162 int drm_connector_create_standard_properties(struct drm_device *dev);
 163 const char *drm_get_connector_force_name(enum drm_connector_force force);
 164 void drm_connector_free_work_fn(struct work_struct *work);
 165
 166 /* IOCTL */
 167 int drm_connector_property_set_ioctl(struct drm_device *dev,
 168                                      void *data, struct drm_file *file_priv);
 169 int drm_mode_getconnector(struct drm_device *dev,
 170                           void *data, struct drm_file *file_priv);
 171
 172 /* drm_framebuffer.c */
 173 struct drm_framebuffer *
 174 drm_internal_framebuffer_create(struct drm_device *dev,
 175                                 const struct drm_mode_fb_cmd2 *r,
 176                                 struct drm_file *file_priv);
 177 void drm_framebuffer_free(struct kref *kref);
 178 int drm_framebuffer_check_src_coords(uint32_t src_x, uint32_t src_y,
 179                                      uint32_t src_w, uint32_t src_h,
 180                                      const struct drm_framebuffer *fb);
 181 void drm_fb_release(struct drm_file *file_priv);
 182
 183 int drm_mode_addfb(struct drm_device *dev, struct drm_mode_fb_cmd *or,
 184                    struct drm_file *file_priv);
 185 int drm_mode_addfb2(struct drm_device *dev,
 186                     void *data, struct drm_file *file_priv);
 187 int drm_mode_rmfb(struct drm_device *dev, u32 fb_id,
 188                   struct drm_file *file_priv);
 189
 190
 191 /* IOCTL */
 192 int drm_mode_addfb_ioctl(struct drm_device *dev,
 193                          void *data, struct drm_file *file_priv);
 194 int drm_mode_addfb2_ioctl(struct drm_device *dev,
 195                           void *data, struct drm_file *file_priv);
 196 int drm_mode_rmfb_ioctl(struct drm_device *dev,
 197                         void *data, struct drm_file *file_priv);
 198 int drm_mode_getfb(struct drm_device *dev,
 199                    void *data, struct drm_file *file_priv);
 200 int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
 201                            void *data, struct drm_file *file_priv);
 202
 203 /* drm_atomic.c */
 204 #ifdef CONFIG_DEBUG_FS
 205 struct drm_minor;
 206 int drm_atomic_debugfs_init(struct drm_minor *minor);
 207 #endif
 208
 209 void drm_atomic_print_state(const struct drm_atomic_state *state);
 210
 211 /* drm_atomic_uapi.c */
 212 int drm_atomic_connector_commit_dpms(struct drm_atomic_state *state,
 213                                      struct drm_connector *connector,
 214                                      int mode);
 215 int drm_atomic_set_property(struct drm_atomic_state *state,
 216                             struct drm_mode_object *obj,
 217                             struct drm_property *prop,
 218                             uint64_t prop_value);
 219 int drm_atomic_get_property(struct drm_mode_object *obj,
 220                             struct drm_property *property, uint64_t *val);
 221
 222 /* IOCTL */
 223 int drm_mode_atomic_ioctl(struct drm_device *dev,
 224                           void *data, struct drm_file *file_priv);
 225
 226
 227 /* drm_plane.c */
 228 int drm_plane_register_all(struct drm_device *dev);
 229 void drm_plane_unregister_all(struct drm_device *dev);
 230 int drm_plane_check_pixel_format(struct drm_plane *plane,
 231                                  u32 format, u64 modifier);
 232
 233 /* drm_bridge.c */
 234 void drm_bridge_detach(struct drm_bridge *bridge);
 235
 236 /* IOCTL */
 237 int drm_mode_getplane_res(struct drm_device *dev, void *data,
 238                           struct drm_file *file_priv);
 239 int drm_mode_getplane(struct drm_device *dev,
 240                       void *data, struct drm_file *file_priv);
 241 int drm_mode_setplane(struct drm_device *dev,
 242                       void *data, struct drm_file *file_priv);
 243 int drm_mode_cursor_ioctl(struct drm_device *dev,
 244                           void *data, struct drm_file *file_priv);
 245 int drm_mode_cursor2_ioctl(struct drm_device *dev,
 246                            void *data, struct drm_file *file_priv);
 247 int drm_mode_page_flip_ioctl(struct drm_device *dev,
 248                              void *data, struct drm_file *file_priv);
 249
 250 /* drm_edid.c */
 251 void drm_mode_fixup_1366x768(struct drm_display_mode *mode);
 252 void drm_reset_display_info(struct drm_connector *connector);
 253 u32 drm_add_display_info(struct drm_connector *connector, const struct edid *edid);