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 #include <linux/types.h>
  35
  36 enum drm_color_encoding;
  37 enum drm_color_range;
  38 enum drm_connector_force;
  39 enum drm_mode_status;
  40
  41 struct drm_atomic_state;
  42 struct drm_bridge;
  43 struct drm_connector;
  44 struct drm_crtc;
  45 struct drm_device;
  46 struct drm_display_mode;
  47 struct drm_file;
  48 struct drm_framebuffer;
  49 struct drm_mode_create_dumb;
  50 struct drm_mode_fb_cmd2;
  51 struct drm_mode_fb_cmd;
  52 struct drm_mode_object;
  53 struct drm_mode_set;
  54 struct drm_plane;
  55 struct drm_plane_state;
  56 struct drm_property;
  57 struct edid;
  58 struct kref;
  59 struct work_struct;
  60
  61 /* drm_crtc.c */
  62 int drm_mode_crtc_set_obj_prop(struct drm_mode_object *obj,
  63                                struct drm_property *property,
  64                                uint64_t value);
  65 int drm_crtc_check_viewport(const struct drm_crtc *crtc,
  66                             int x, int y,
  67                             const struct drm_display_mode *mode,
  68                             const struct drm_framebuffer *fb);
  69 int drm_crtc_register_all(struct drm_device *dev);
  70 void drm_crtc_unregister_all(struct drm_device *dev);
  71 int drm_crtc_force_disable(struct drm_crtc *crtc);
  72
  73 struct dma_fence *drm_crtc_create_fence(struct drm_crtc *crtc);
  74
  75 /* IOCTLs */
  76 int drm_mode_getcrtc(struct drm_device *dev,
  77                      void *data, struct drm_file *file_priv);
  78 int drm_mode_setcrtc(struct drm_device *dev,
  79                      void *data, struct drm_file *file_priv);
  80
  81
  82 /* drm_mode_config.c */
  83 int drm_modeset_register_all(struct drm_device *dev);
  84 void drm_modeset_unregister_all(struct drm_device *dev);
  85
  86 /* drm_modes.c */
  87 const char *drm_get_mode_status_name(enum drm_mode_status status);
  88
  89 /* IOCTLs */
  90 int drm_mode_getresources(struct drm_device *dev,
  91                           void *data, struct drm_file *file_priv);
  92
  93
  94 /* drm_dumb_buffers.c */
  95 int drm_mode_create_dumb(struct drm_device *dev,
  96                          struct drm_mode_create_dumb *args,
  97                          struct drm_file *file_priv);
  98 int drm_mode_destroy_dumb(struct drm_device *dev, u32 handle,
  99                           struct drm_file *file_priv);
 100
 101 /* IOCTLs */
 102 int drm_mode_create_dumb_ioctl(struct drm_device *dev,
 103                                void *data, struct drm_file *file_priv);
 104 int drm_mode_mmap_dumb_ioctl(struct drm_device *dev,
 105                              void *data, struct drm_file *file_priv);
 106 int drm_mode_destroy_dumb_ioctl(struct drm_device *dev,
 107                                 void *data, struct drm_file *file_priv);
 108
 109 /* drm_color_mgmt.c */
 110 const char *drm_get_color_encoding_name(enum drm_color_encoding encoding);
 111 const char *drm_get_color_range_name(enum drm_color_range range);
 112
 113 /* IOCTLs */
 114 int drm_mode_gamma_get_ioctl(struct drm_device *dev,
 115                              void *data, struct drm_file *file_priv);
 116 int drm_mode_gamma_set_ioctl(struct drm_device *dev,
 117                              void *data, struct drm_file *file_priv);
 118
 119 /* drm_property.c */
 120 void drm_property_destroy_user_blobs(struct drm_device *dev,
 121                                      struct drm_file *file_priv);
 122 bool drm_property_change_valid_get(struct drm_property *property,
 123                                    uint64_t value,
 124                                    struct drm_mode_object **ref);
 125 void drm_property_change_valid_put(struct drm_property *property,
 126                                    struct drm_mode_object *ref);
 127
 128 /* IOCTL */
 129 int drm_mode_getproperty_ioctl(struct drm_device *dev,
 130                                void *data, struct drm_file *file_priv);
 131 int drm_mode_getblob_ioctl(struct drm_device *dev,
 132                            void *data, struct drm_file *file_priv);
 133 int drm_mode_createblob_ioctl(struct drm_device *dev,
 134                               void *data, struct drm_file *file_priv);
 135 int drm_mode_destroyblob_ioctl(struct drm_device *dev,
 136                                void *data, struct drm_file *file_priv);
 137
 138 /* drm_mode_object.c */
 139 int __drm_mode_object_add(struct drm_device *dev, struct drm_mode_object *obj,
 140                           uint32_t obj_type, bool register_obj,
 141                           void (*obj_free_cb)(struct kref *kref));
 142 int drm_mode_object_add(struct drm_device *dev, struct drm_mode_object *obj,
 143                         uint32_t obj_type);
 144 void drm_mode_object_register(struct drm_device *dev,
 145                               struct drm_mode_object *obj);
 146 struct drm_mode_object *__drm_mode_object_find(struct drm_device *dev,
 147                                                struct drm_file *file_priv,
 148                                                uint32_t id, uint32_t type);
 149 void drm_mode_object_unregister(struct drm_device *dev,
 150                                 struct drm_mode_object *object);
 151 int drm_mode_object_get_properties(struct drm_mode_object *obj, bool atomic,
 152                                    uint32_t __user *prop_ptr,
 153                                    uint64_t __user *prop_values,
 154                                    uint32_t *arg_count_props);
 155 struct drm_property *drm_mode_obj_find_prop_id(struct drm_mode_object *obj,
 156                                                uint32_t prop_id);
 157
 158 /* IOCTL */
 159
 160 int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data,
 161                                       struct drm_file *file_priv);
 162 int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data,
 163                                     struct drm_file *file_priv);
 164
 165 /* drm_encoder.c */
 166 int drm_encoder_register_all(struct drm_device *dev);
 167 void drm_encoder_unregister_all(struct drm_device *dev);
 168
 169 /* IOCTL */
 170 int drm_mode_getencoder(struct drm_device *dev,
 171                         void *data, struct drm_file *file_priv);
 172
 173 /* drm_connector.c */
 174 void drm_connector_ida_init(void);
 175 void drm_connector_ida_destroy(void);
 176 void drm_connector_unregister_all(struct drm_device *dev);
 177 int drm_connector_register_all(struct drm_device *dev);
 178 int drm_connector_set_obj_prop(struct drm_mode_object *obj,
 179                                     struct drm_property *property,
 180                                     uint64_t value);
 181 int drm_connector_create_standard_properties(struct drm_device *dev);
 182 const char *drm_get_connector_force_name(enum drm_connector_force force);
 183 void drm_connector_free_work_fn(struct work_struct *work);
 184
 185 /* IOCTL */
 186 int drm_connector_property_set_ioctl(struct drm_device *dev,
 187                                      void *data, struct drm_file *file_priv);
 188 int drm_mode_getconnector(struct drm_device *dev,
 189                           void *data, struct drm_file *file_priv);
 190
 191 /* drm_framebuffer.c */
 192 struct drm_framebuffer *
 193 drm_internal_framebuffer_create(struct drm_device *dev,
 194                                 const struct drm_mode_fb_cmd2 *r,
 195                                 struct drm_file *file_priv);
 196 void drm_framebuffer_free(struct kref *kref);
 197 int drm_framebuffer_check_src_coords(uint32_t src_x, uint32_t src_y,
 198                                      uint32_t src_w, uint32_t src_h,
 199                                      const struct drm_framebuffer *fb);
 200 void drm_fb_release(struct drm_file *file_priv);
 201
 202 int drm_mode_addfb(struct drm_device *dev, struct drm_mode_fb_cmd *or,
 203                    struct drm_file *file_priv);
 204 int drm_mode_addfb2(struct drm_device *dev,
 205                     void *data, struct drm_file *file_priv);
 206 int drm_mode_rmfb(struct drm_device *dev, u32 fb_id,
 207                   struct drm_file *file_priv);
 208
 209
 210 /* IOCTL */
 211 int drm_mode_addfb_ioctl(struct drm_device *dev,
 212                          void *data, struct drm_file *file_priv);
 213 int drm_mode_addfb2_ioctl(struct drm_device *dev,
 214                           void *data, struct drm_file *file_priv);
 215 int drm_mode_rmfb_ioctl(struct drm_device *dev,
 216                         void *data, struct drm_file *file_priv);
 217 int drm_mode_getfb(struct drm_device *dev,
 218                    void *data, struct drm_file *file_priv);
 219 int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
 220                            void *data, struct drm_file *file_priv);
 221
 222 /* drm_atomic.c */
 223 #ifdef CONFIG_DEBUG_FS
 224 struct drm_minor;
 225 int drm_atomic_debugfs_init(struct drm_minor *minor);
 226 #endif
 227
 228 int __drm_atomic_helper_disable_plane(struct drm_plane *plane,
 229                                       struct drm_plane_state *plane_state);
 230 int __drm_atomic_helper_set_config(struct drm_mode_set *set,
 231                                    struct drm_atomic_state *state);
 232
 233 void drm_atomic_print_state(const struct drm_atomic_state *state);
 234
 235 /* drm_atomic_uapi.c */
 236 int drm_atomic_connector_commit_dpms(struct drm_atomic_state *state,
 237                                      struct drm_connector *connector,
 238                                      int mode);
 239 int drm_atomic_set_property(struct drm_atomic_state *state,
 240                             struct drm_file *file_priv,
 241                             struct drm_mode_object *obj,
 242                             struct drm_property *prop,
 243                             uint64_t prop_value);
 244 int drm_atomic_get_property(struct drm_mode_object *obj,
 245                             struct drm_property *property, uint64_t *val);
 246
 247 /* IOCTL */
 248 int drm_mode_atomic_ioctl(struct drm_device *dev,
 249                           void *data, struct drm_file *file_priv);
 250
 251
 252 /* drm_plane.c */
 253 int drm_plane_register_all(struct drm_device *dev);
 254 void drm_plane_unregister_all(struct drm_device *dev);
 255 int drm_plane_check_pixel_format(struct drm_plane *plane,
 256                                  u32 format, u64 modifier);
 257
 258 /* drm_bridge.c */
 259 void drm_bridge_detach(struct drm_bridge *bridge);
 260
 261 /* IOCTL */
 262 int drm_mode_getplane_res(struct drm_device *dev, void *data,
 263                           struct drm_file *file_priv);
 264 int drm_mode_getplane(struct drm_device *dev,
 265                       void *data, struct drm_file *file_priv);
 266 int drm_mode_setplane(struct drm_device *dev,
 267                       void *data, struct drm_file *file_priv);
 268 int drm_mode_cursor_ioctl(struct drm_device *dev,
 269                           void *data, struct drm_file *file_priv);
 270 int drm_mode_cursor2_ioctl(struct drm_device *dev,
 271                            void *data, struct drm_file *file_priv);
 272 int drm_mode_page_flip_ioctl(struct drm_device *dev,
 273                              void *data, struct drm_file *file_priv);
 274
 275 /* drm_edid.c */
 276 void drm_mode_fixup_1366x768(struct drm_display_mode *mode);
 277 void drm_reset_display_info(struct drm_connector *connector);
 278 u32 drm_add_display_info(struct drm_connector *connector, const struct edid *edid);