2 * Copyright © 2006 Keith Packard
3 * Copyright © 2007-2008 Dave Airlie
4 * Copyright © 2007-2008 Intel Corporation
6 * Copyright © 2014 Intel Corporation
8 * Copyright (c) 2020, The Linux Foundation. All rights reserved.
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:
17 * The above copyright notice and this permission notice shall be included in
18 * all copies or substantial portions of the Software.
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.
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.
35 #include <linux/types.h>
37 enum drm_color_encoding;
39 enum drm_connector_force;
42 struct drm_atomic_state;
47 struct drm_display_mode;
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;
56 struct drm_plane_state;
64 int drm_mode_crtc_set_obj_prop(struct drm_mode_object *obj,
65 struct drm_property *property,
67 int drm_crtc_check_viewport(const struct drm_crtc *crtc,
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);
75 struct dma_fence *drm_crtc_create_fence(struct drm_crtc *crtc);
78 drm_create_scaling_filter_prop(struct drm_device *dev,
79 unsigned int supported_filters);
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);
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);
93 const char *drm_get_mode_status_name(enum drm_mode_status status);
96 int drm_mode_getresources(struct drm_device *dev,
97 void *data, struct drm_file *file_priv);
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);
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);
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);
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);
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,
130 struct drm_mode_object **ref);
131 void drm_property_change_valid_put(struct drm_property *property,
132 struct drm_mode_object *ref);
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);
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,
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,
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);
172 int drm_encoder_register_all(struct drm_device *dev);
173 void drm_encoder_unregister_all(struct drm_device *dev);
176 int drm_mode_getencoder(struct drm_device *dev,
177 void *data, struct drm_file *file_priv);
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,
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);
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);
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);
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);
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);
232 #ifdef CONFIG_DEBUG_FS
234 void drm_atomic_debugfs_init(struct drm_minor *minor);
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);
242 void drm_atomic_print_new_state(const struct drm_atomic_state *state,
243 struct drm_printer *p);
245 /* drm_atomic_uapi.c */
246 int drm_atomic_connector_commit_dpms(struct drm_atomic_state *state,
247 struct drm_connector *connector,
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);
258 int drm_mode_atomic_ioctl(struct drm_device *dev,
259 void *data, struct drm_file *file_priv);
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);
271 void drm_bridge_detach(struct drm_bridge *bridge);
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);
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);