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 * Copyright (c) 2020, The Linux Foundation. All rights reserved. 9 * 10 * Permission is hereby granted, free of charge, to any person obtaining a 11 * copy of this software and associated documentation files (the "Software"), 12 * to deal in the Software without restriction, including without limitation 13 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 14 * and/or sell copies of the Software, and to permit persons to whom the 15 * Software is furnished to do so, subject to the following conditions: 16 * 17 * The above copyright notice and this permission notice shall be included in 18 * all copies or substantial portions of the Software. 19 * 20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 21 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 23 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 24 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 25 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 26 * OTHER DEALINGS IN THE SOFTWARE. 27 */ 28 29 /* 30 * This header file contains mode setting related functions and definitions 31 * which are only used within the drm module as internal implementation details 32 * and are not exported to drivers. 33 */ 34 35 #include <linux/types.h> 36 37 enum drm_color_encoding; 38 enum drm_color_range; 39 enum drm_connector_force; 40 enum drm_mode_status; 41 42 struct drm_atomic_state; 43 struct drm_bridge; 44 struct drm_connector; 45 struct drm_crtc; 46 struct drm_device; 47 struct drm_display_mode; 48 struct drm_file; 49 struct drm_framebuffer; 50 struct drm_mode_create_dumb; 51 struct drm_mode_fb_cmd2; 52 struct drm_mode_fb_cmd; 53 struct drm_mode_object; 54 struct drm_mode_set; 55 struct drm_plane; 56 struct drm_plane_state; 57 struct drm_property; 58 struct edid; 59 struct kref; 60 struct work_struct; 61 struct fwnode_handle; 62 63 /* drm_crtc.c */ 64 int drm_mode_crtc_set_obj_prop(struct drm_mode_object *obj, 65 struct drm_property *property, 66 uint64_t value); 67 int drm_crtc_check_viewport(const struct drm_crtc *crtc, 68 int x, int y, 69 const struct drm_display_mode *mode, 70 const struct drm_framebuffer *fb); 71 int drm_crtc_register_all(struct drm_device *dev); 72 void drm_crtc_unregister_all(struct drm_device *dev); 73 int drm_crtc_force_disable(struct drm_crtc *crtc); 74 75 struct dma_fence *drm_crtc_create_fence(struct drm_crtc *crtc); 76 77 struct drm_property * 78 drm_create_scaling_filter_prop(struct drm_device *dev, 79 unsigned int supported_filters); 80 /* IOCTLs */ 81 int drm_mode_getcrtc(struct drm_device *dev, 82 void *data, struct drm_file *file_priv); 83 int drm_mode_setcrtc(struct drm_device *dev, 84 void *data, struct drm_file *file_priv); 85 86 87 /* drm_mode_config.c */ 88 int drm_modeset_register_all(struct drm_device *dev); 89 void drm_modeset_unregister_all(struct drm_device *dev); 90 void drm_mode_config_validate(struct drm_device *dev); 91 92 /* drm_modes.c */ 93 const char *drm_get_mode_status_name(enum drm_mode_status status); 94 95 /* IOCTLs */ 96 int drm_mode_getresources(struct drm_device *dev, 97 void *data, struct drm_file *file_priv); 98 99 100 /* drm_dumb_buffers.c */ 101 int drm_mode_create_dumb(struct drm_device *dev, 102 struct drm_mode_create_dumb *args, 103 struct drm_file *file_priv); 104 int drm_mode_destroy_dumb(struct drm_device *dev, u32 handle, 105 struct drm_file *file_priv); 106 107 /* IOCTLs */ 108 int drm_mode_create_dumb_ioctl(struct drm_device *dev, 109 void *data, struct drm_file *file_priv); 110 int drm_mode_mmap_dumb_ioctl(struct drm_device *dev, 111 void *data, struct drm_file *file_priv); 112 int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, 113 void *data, struct drm_file *file_priv); 114 115 /* drm_color_mgmt.c */ 116 const char *drm_get_color_encoding_name(enum drm_color_encoding encoding); 117 const char *drm_get_color_range_name(enum drm_color_range range); 118 119 /* IOCTLs */ 120 int drm_mode_gamma_get_ioctl(struct drm_device *dev, 121 void *data, struct drm_file *file_priv); 122 int drm_mode_gamma_set_ioctl(struct drm_device *dev, 123 void *data, struct drm_file *file_priv); 124 125 /* drm_property.c */ 126 void drm_property_destroy_user_blobs(struct drm_device *dev, 127 struct drm_file *file_priv); 128 bool drm_property_change_valid_get(struct drm_property *property, 129 uint64_t value, 130 struct drm_mode_object **ref); 131 void drm_property_change_valid_put(struct drm_property *property, 132 struct drm_mode_object *ref); 133 134 /* IOCTL */ 135 int drm_mode_getproperty_ioctl(struct drm_device *dev, 136 void *data, struct drm_file *file_priv); 137 int drm_mode_getblob_ioctl(struct drm_device *dev, 138 void *data, struct drm_file *file_priv); 139 int drm_mode_createblob_ioctl(struct drm_device *dev, 140 void *data, struct drm_file *file_priv); 141 int drm_mode_destroyblob_ioctl(struct drm_device *dev, 142 void *data, struct drm_file *file_priv); 143 144 /* drm_mode_object.c */ 145 int __drm_mode_object_add(struct drm_device *dev, struct drm_mode_object *obj, 146 uint32_t obj_type, bool register_obj, 147 void (*obj_free_cb)(struct kref *kref)); 148 int drm_mode_object_add(struct drm_device *dev, struct drm_mode_object *obj, 149 uint32_t obj_type); 150 void drm_mode_object_register(struct drm_device *dev, 151 struct drm_mode_object *obj); 152 struct drm_mode_object *__drm_mode_object_find(struct drm_device *dev, 153 struct drm_file *file_priv, 154 uint32_t id, uint32_t type); 155 void drm_mode_object_unregister(struct drm_device *dev, 156 struct drm_mode_object *object); 157 int drm_mode_object_get_properties(struct drm_mode_object *obj, bool atomic, 158 uint32_t __user *prop_ptr, 159 uint64_t __user *prop_values, 160 uint32_t *arg_count_props); 161 struct drm_property *drm_mode_obj_find_prop_id(struct drm_mode_object *obj, 162 uint32_t prop_id); 163 164 /* IOCTL */ 165 166 int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data, 167 struct drm_file *file_priv); 168 int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data, 169 struct drm_file *file_priv); 170 171 /* drm_encoder.c */ 172 int drm_encoder_register_all(struct drm_device *dev); 173 void drm_encoder_unregister_all(struct drm_device *dev); 174 175 /* IOCTL */ 176 int drm_mode_getencoder(struct drm_device *dev, 177 void *data, struct drm_file *file_priv); 178 179 /* drm_connector.c */ 180 void drm_connector_ida_init(void); 181 void drm_connector_ida_destroy(void); 182 void drm_connector_unregister_all(struct drm_device *dev); 183 int drm_connector_register_all(struct drm_device *dev); 184 int drm_connector_set_obj_prop(struct drm_mode_object *obj, 185 struct drm_property *property, 186 uint64_t value); 187 int drm_connector_create_standard_properties(struct drm_device *dev); 188 const char *drm_get_connector_force_name(enum drm_connector_force force); 189 void drm_connector_free_work_fn(struct work_struct *work); 190 struct drm_connector *drm_connector_find_by_fwnode(struct fwnode_handle *fwnode); 191 192 /* IOCTL */ 193 int drm_connector_property_set_ioctl(struct drm_device *dev, 194 void *data, struct drm_file *file_priv); 195 int drm_mode_getconnector(struct drm_device *dev, 196 void *data, struct drm_file *file_priv); 197 198 /* drm_framebuffer.c */ 199 struct drm_framebuffer * 200 drm_internal_framebuffer_create(struct drm_device *dev, 201 const struct drm_mode_fb_cmd2 *r, 202 struct drm_file *file_priv); 203 void drm_framebuffer_free(struct kref *kref); 204 int drm_framebuffer_check_src_coords(uint32_t src_x, uint32_t src_y, 205 uint32_t src_w, uint32_t src_h, 206 const struct drm_framebuffer *fb); 207 void drm_fb_release(struct drm_file *file_priv); 208 209 int drm_mode_addfb(struct drm_device *dev, struct drm_mode_fb_cmd *or, 210 struct drm_file *file_priv); 211 int drm_mode_addfb2(struct drm_device *dev, 212 void *data, struct drm_file *file_priv); 213 int drm_mode_rmfb(struct drm_device *dev, u32 fb_id, 214 struct drm_file *file_priv); 215 216 217 /* IOCTL */ 218 int drm_mode_addfb_ioctl(struct drm_device *dev, 219 void *data, struct drm_file *file_priv); 220 int drm_mode_addfb2_ioctl(struct drm_device *dev, 221 void *data, struct drm_file *file_priv); 222 int drm_mode_rmfb_ioctl(struct drm_device *dev, 223 void *data, struct drm_file *file_priv); 224 int drm_mode_getfb(struct drm_device *dev, 225 void *data, struct drm_file *file_priv); 226 int drm_mode_getfb2_ioctl(struct drm_device *dev, 227 void *data, struct drm_file *file_priv); 228 int drm_mode_dirtyfb_ioctl(struct drm_device *dev, 229 void *data, struct drm_file *file_priv); 230 231 /* drm_atomic.c */ 232 #ifdef CONFIG_DEBUG_FS 233 struct drm_minor; 234 void drm_atomic_debugfs_init(struct drm_minor *minor); 235 #endif 236 237 int __drm_atomic_helper_disable_plane(struct drm_plane *plane, 238 struct drm_plane_state *plane_state); 239 int __drm_atomic_helper_set_config(struct drm_mode_set *set, 240 struct drm_atomic_state *state); 241 242 void drm_atomic_print_new_state(const struct drm_atomic_state *state, 243 struct drm_printer *p); 244 245 /* drm_atomic_uapi.c */ 246 int drm_atomic_connector_commit_dpms(struct drm_atomic_state *state, 247 struct drm_connector *connector, 248 int mode); 249 int drm_atomic_set_property(struct drm_atomic_state *state, 250 struct drm_file *file_priv, 251 struct drm_mode_object *obj, 252 struct drm_property *prop, 253 uint64_t prop_value); 254 int drm_atomic_get_property(struct drm_mode_object *obj, 255 struct drm_property *property, uint64_t *val); 256 257 /* IOCTL */ 258 int drm_mode_atomic_ioctl(struct drm_device *dev, 259 void *data, struct drm_file *file_priv); 260 261 262 /* drm_plane.c */ 263 int drm_plane_register_all(struct drm_device *dev); 264 void drm_plane_unregister_all(struct drm_device *dev); 265 int drm_plane_check_pixel_format(struct drm_plane *plane, 266 u32 format, u64 modifier); 267 struct drm_mode_rect * 268 __drm_plane_get_damage_clips(const struct drm_plane_state *state); 269 270 /* drm_bridge.c */ 271 void drm_bridge_detach(struct drm_bridge *bridge); 272 273 /* IOCTL */ 274 int drm_mode_getplane_res(struct drm_device *dev, void *data, 275 struct drm_file *file_priv); 276 int drm_mode_getplane(struct drm_device *dev, 277 void *data, struct drm_file *file_priv); 278 int drm_mode_setplane(struct drm_device *dev, 279 void *data, struct drm_file *file_priv); 280 int drm_mode_cursor_ioctl(struct drm_device *dev, 281 void *data, struct drm_file *file_priv); 282 int drm_mode_cursor2_ioctl(struct drm_device *dev, 283 void *data, struct drm_file *file_priv); 284 int drm_mode_page_flip_ioctl(struct drm_device *dev, 285 void *data, struct drm_file *file_priv); 286 287 /* drm_edid.c */ 288 void drm_mode_fixup_1366x768(struct drm_display_mode *mode); 289 void drm_reset_display_info(struct drm_connector *connector); 290 u32 drm_add_display_info(struct drm_connector *connector, const struct edid *edid); 291 void drm_update_tile_info(struct drm_connector *connector, const struct edid *edid); 292