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 62 /* drm_crtc.c */ 63 int drm_mode_crtc_set_obj_prop(struct drm_mode_object *obj, 64 struct drm_property *property, 65 uint64_t value); 66 int drm_crtc_check_viewport(const struct drm_crtc *crtc, 67 int x, int y, 68 const struct drm_display_mode *mode, 69 const struct drm_framebuffer *fb); 70 int drm_crtc_register_all(struct drm_device *dev); 71 void drm_crtc_unregister_all(struct drm_device *dev); 72 int drm_crtc_force_disable(struct drm_crtc *crtc); 73 74 struct dma_fence *drm_crtc_create_fence(struct drm_crtc *crtc); 75 76 struct drm_property * 77 drm_create_scaling_filter_prop(struct drm_device *dev, 78 unsigned int supported_filters); 79 /* IOCTLs */ 80 int drm_mode_getcrtc(struct drm_device *dev, 81 void *data, struct drm_file *file_priv); 82 int drm_mode_setcrtc(struct drm_device *dev, 83 void *data, struct drm_file *file_priv); 84 85 86 /* drm_mode_config.c */ 87 int drm_modeset_register_all(struct drm_device *dev); 88 void drm_modeset_unregister_all(struct drm_device *dev); 89 void drm_mode_config_validate(struct drm_device *dev); 90 91 /* drm_modes.c */ 92 const char *drm_get_mode_status_name(enum drm_mode_status status); 93 94 /* IOCTLs */ 95 int drm_mode_getresources(struct drm_device *dev, 96 void *data, struct drm_file *file_priv); 97 98 99 /* drm_dumb_buffers.c */ 100 int drm_mode_create_dumb(struct drm_device *dev, 101 struct drm_mode_create_dumb *args, 102 struct drm_file *file_priv); 103 int drm_mode_destroy_dumb(struct drm_device *dev, u32 handle, 104 struct drm_file *file_priv); 105 106 /* IOCTLs */ 107 int drm_mode_create_dumb_ioctl(struct drm_device *dev, 108 void *data, struct drm_file *file_priv); 109 int drm_mode_mmap_dumb_ioctl(struct drm_device *dev, 110 void *data, struct drm_file *file_priv); 111 int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, 112 void *data, struct drm_file *file_priv); 113 114 /* drm_color_mgmt.c */ 115 const char *drm_get_color_encoding_name(enum drm_color_encoding encoding); 116 const char *drm_get_color_range_name(enum drm_color_range range); 117 118 /* IOCTLs */ 119 int drm_mode_gamma_get_ioctl(struct drm_device *dev, 120 void *data, struct drm_file *file_priv); 121 int drm_mode_gamma_set_ioctl(struct drm_device *dev, 122 void *data, struct drm_file *file_priv); 123 124 /* drm_property.c */ 125 void drm_property_destroy_user_blobs(struct drm_device *dev, 126 struct drm_file *file_priv); 127 bool drm_property_change_valid_get(struct drm_property *property, 128 uint64_t value, 129 struct drm_mode_object **ref); 130 void drm_property_change_valid_put(struct drm_property *property, 131 struct drm_mode_object *ref); 132 133 /* IOCTL */ 134 int drm_mode_getproperty_ioctl(struct drm_device *dev, 135 void *data, struct drm_file *file_priv); 136 int drm_mode_getblob_ioctl(struct drm_device *dev, 137 void *data, struct drm_file *file_priv); 138 int drm_mode_createblob_ioctl(struct drm_device *dev, 139 void *data, struct drm_file *file_priv); 140 int drm_mode_destroyblob_ioctl(struct drm_device *dev, 141 void *data, struct drm_file *file_priv); 142 143 /* drm_mode_object.c */ 144 int __drm_mode_object_add(struct drm_device *dev, struct drm_mode_object *obj, 145 uint32_t obj_type, bool register_obj, 146 void (*obj_free_cb)(struct kref *kref)); 147 int drm_mode_object_add(struct drm_device *dev, struct drm_mode_object *obj, 148 uint32_t obj_type); 149 void drm_mode_object_register(struct drm_device *dev, 150 struct drm_mode_object *obj); 151 struct drm_mode_object *__drm_mode_object_find(struct drm_device *dev, 152 struct drm_file *file_priv, 153 uint32_t id, uint32_t type); 154 void drm_mode_object_unregister(struct drm_device *dev, 155 struct drm_mode_object *object); 156 int drm_mode_object_get_properties(struct drm_mode_object *obj, bool atomic, 157 uint32_t __user *prop_ptr, 158 uint64_t __user *prop_values, 159 uint32_t *arg_count_props); 160 struct drm_property *drm_mode_obj_find_prop_id(struct drm_mode_object *obj, 161 uint32_t prop_id); 162 163 /* IOCTL */ 164 165 int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data, 166 struct drm_file *file_priv); 167 int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data, 168 struct drm_file *file_priv); 169 170 /* drm_encoder.c */ 171 int drm_encoder_register_all(struct drm_device *dev); 172 void drm_encoder_unregister_all(struct drm_device *dev); 173 174 /* IOCTL */ 175 int drm_mode_getencoder(struct drm_device *dev, 176 void *data, struct drm_file *file_priv); 177 178 /* drm_connector.c */ 179 void drm_connector_ida_init(void); 180 void drm_connector_ida_destroy(void); 181 void drm_connector_unregister_all(struct drm_device *dev); 182 int drm_connector_register_all(struct drm_device *dev); 183 int drm_connector_set_obj_prop(struct drm_mode_object *obj, 184 struct drm_property *property, 185 uint64_t value); 186 int drm_connector_create_standard_properties(struct drm_device *dev); 187 const char *drm_get_connector_force_name(enum drm_connector_force force); 188 void drm_connector_free_work_fn(struct work_struct *work); 189 190 /* IOCTL */ 191 int drm_connector_property_set_ioctl(struct drm_device *dev, 192 void *data, struct drm_file *file_priv); 193 int drm_mode_getconnector(struct drm_device *dev, 194 void *data, struct drm_file *file_priv); 195 196 /* drm_framebuffer.c */ 197 struct drm_framebuffer * 198 drm_internal_framebuffer_create(struct drm_device *dev, 199 const struct drm_mode_fb_cmd2 *r, 200 struct drm_file *file_priv); 201 void drm_framebuffer_free(struct kref *kref); 202 int drm_framebuffer_check_src_coords(uint32_t src_x, uint32_t src_y, 203 uint32_t src_w, uint32_t src_h, 204 const struct drm_framebuffer *fb); 205 void drm_fb_release(struct drm_file *file_priv); 206 207 int drm_mode_addfb(struct drm_device *dev, struct drm_mode_fb_cmd *or, 208 struct drm_file *file_priv); 209 int drm_mode_addfb2(struct drm_device *dev, 210 void *data, struct drm_file *file_priv); 211 int drm_mode_rmfb(struct drm_device *dev, u32 fb_id, 212 struct drm_file *file_priv); 213 214 215 /* IOCTL */ 216 int drm_mode_addfb_ioctl(struct drm_device *dev, 217 void *data, struct drm_file *file_priv); 218 int drm_mode_addfb2_ioctl(struct drm_device *dev, 219 void *data, struct drm_file *file_priv); 220 int drm_mode_rmfb_ioctl(struct drm_device *dev, 221 void *data, struct drm_file *file_priv); 222 int drm_mode_getfb(struct drm_device *dev, 223 void *data, struct drm_file *file_priv); 224 int drm_mode_getfb2_ioctl(struct drm_device *dev, 225 void *data, struct drm_file *file_priv); 226 int drm_mode_dirtyfb_ioctl(struct drm_device *dev, 227 void *data, struct drm_file *file_priv); 228 229 /* drm_atomic.c */ 230 #ifdef CONFIG_DEBUG_FS 231 struct drm_minor; 232 void drm_atomic_debugfs_init(struct drm_minor *minor); 233 #endif 234 235 int __drm_atomic_helper_disable_plane(struct drm_plane *plane, 236 struct drm_plane_state *plane_state); 237 int __drm_atomic_helper_set_config(struct drm_mode_set *set, 238 struct drm_atomic_state *state); 239 240 void drm_atomic_print_new_state(const struct drm_atomic_state *state, 241 struct drm_printer *p); 242 243 /* drm_atomic_uapi.c */ 244 int drm_atomic_connector_commit_dpms(struct drm_atomic_state *state, 245 struct drm_connector *connector, 246 int mode); 247 int drm_atomic_set_property(struct drm_atomic_state *state, 248 struct drm_file *file_priv, 249 struct drm_mode_object *obj, 250 struct drm_property *prop, 251 uint64_t prop_value); 252 int drm_atomic_get_property(struct drm_mode_object *obj, 253 struct drm_property *property, uint64_t *val); 254 255 /* IOCTL */ 256 int drm_mode_atomic_ioctl(struct drm_device *dev, 257 void *data, struct drm_file *file_priv); 258 259 260 /* drm_plane.c */ 261 int drm_plane_register_all(struct drm_device *dev); 262 void drm_plane_unregister_all(struct drm_device *dev); 263 int drm_plane_check_pixel_format(struct drm_plane *plane, 264 u32 format, u64 modifier); 265 struct drm_mode_rect * 266 __drm_plane_get_damage_clips(const struct drm_plane_state *state); 267 268 /* drm_bridge.c */ 269 void drm_bridge_detach(struct drm_bridge *bridge); 270 271 /* IOCTL */ 272 int drm_mode_getplane_res(struct drm_device *dev, void *data, 273 struct drm_file *file_priv); 274 int drm_mode_getplane(struct drm_device *dev, 275 void *data, struct drm_file *file_priv); 276 int drm_mode_setplane(struct drm_device *dev, 277 void *data, struct drm_file *file_priv); 278 int drm_mode_cursor_ioctl(struct drm_device *dev, 279 void *data, struct drm_file *file_priv); 280 int drm_mode_cursor2_ioctl(struct drm_device *dev, 281 void *data, struct drm_file *file_priv); 282 int drm_mode_page_flip_ioctl(struct drm_device *dev, 283 void *data, struct drm_file *file_priv); 284 285 /* drm_edid.c */ 286 void drm_mode_fixup_1366x768(struct drm_display_mode *mode); 287 void drm_reset_display_info(struct drm_connector *connector); 288 u32 drm_add_display_info(struct drm_connector *connector, const struct edid *edid); 289 void drm_update_tile_info(struct drm_connector *connector, const struct edid *edid); 290