Line data Source code
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 fwnode_handle;
60 : struct kref;
61 : struct seq_file;
62 : struct work_struct;
63 :
64 : /* drm_crtc.c */
65 : int drm_mode_crtc_set_obj_prop(struct drm_mode_object *obj,
66 : struct drm_property *property,
67 : uint64_t value);
68 : int drm_crtc_check_viewport(const struct drm_crtc *crtc,
69 : int x, int y,
70 : const struct drm_display_mode *mode,
71 : const struct drm_framebuffer *fb);
72 : int drm_crtc_register_all(struct drm_device *dev);
73 : void drm_crtc_unregister_all(struct drm_device *dev);
74 : int drm_crtc_force_disable(struct drm_crtc *crtc);
75 :
76 : struct dma_fence *drm_crtc_create_fence(struct drm_crtc *crtc);
77 :
78 : struct drm_property *
79 : drm_create_scaling_filter_prop(struct drm_device *dev,
80 : unsigned int supported_filters);
81 : /* IOCTLs */
82 : int drm_mode_getcrtc(struct drm_device *dev,
83 : void *data, struct drm_file *file_priv);
84 : int drm_mode_setcrtc(struct drm_device *dev,
85 : void *data, struct drm_file *file_priv);
86 :
87 :
88 : /* drm_mode_config.c */
89 : int drm_modeset_register_all(struct drm_device *dev);
90 : void drm_modeset_unregister_all(struct drm_device *dev);
91 : void drm_mode_config_validate(struct drm_device *dev);
92 :
93 : /* drm_modes.c */
94 : const char *drm_get_mode_status_name(enum drm_mode_status status);
95 :
96 : /* IOCTLs */
97 : int drm_mode_getresources(struct drm_device *dev,
98 : void *data, struct drm_file *file_priv);
99 :
100 :
101 : /* drm_dumb_buffers.c */
102 : int drm_mode_create_dumb(struct drm_device *dev,
103 : struct drm_mode_create_dumb *args,
104 : struct drm_file *file_priv);
105 : int drm_mode_destroy_dumb(struct drm_device *dev, u32 handle,
106 : struct drm_file *file_priv);
107 :
108 : /* IOCTLs */
109 : int drm_mode_create_dumb_ioctl(struct drm_device *dev,
110 : void *data, struct drm_file *file_priv);
111 : int drm_mode_mmap_dumb_ioctl(struct drm_device *dev,
112 : void *data, struct drm_file *file_priv);
113 : int drm_mode_destroy_dumb_ioctl(struct drm_device *dev,
114 : void *data, struct drm_file *file_priv);
115 :
116 : /* drm_color_mgmt.c */
117 : const char *drm_get_color_encoding_name(enum drm_color_encoding encoding);
118 : const char *drm_get_color_range_name(enum drm_color_range range);
119 :
120 : /* IOCTLs */
121 : int drm_mode_gamma_get_ioctl(struct drm_device *dev,
122 : void *data, struct drm_file *file_priv);
123 : int drm_mode_gamma_set_ioctl(struct drm_device *dev,
124 : void *data, struct drm_file *file_priv);
125 :
126 : /* drm_property.c */
127 : void drm_property_destroy_user_blobs(struct drm_device *dev,
128 : struct drm_file *file_priv);
129 : bool drm_property_change_valid_get(struct drm_property *property,
130 : uint64_t value,
131 : struct drm_mode_object **ref);
132 : void drm_property_change_valid_put(struct drm_property *property,
133 : struct drm_mode_object *ref);
134 :
135 : /* IOCTL */
136 : int drm_mode_getproperty_ioctl(struct drm_device *dev,
137 : void *data, struct drm_file *file_priv);
138 : int drm_mode_getblob_ioctl(struct drm_device *dev,
139 : void *data, struct drm_file *file_priv);
140 : int drm_mode_createblob_ioctl(struct drm_device *dev,
141 : void *data, struct drm_file *file_priv);
142 : int drm_mode_destroyblob_ioctl(struct drm_device *dev,
143 : void *data, struct drm_file *file_priv);
144 :
145 : /* drm_mode_object.c */
146 : int __drm_mode_object_add(struct drm_device *dev, struct drm_mode_object *obj,
147 : uint32_t obj_type, bool register_obj,
148 : void (*obj_free_cb)(struct kref *kref));
149 : int drm_mode_object_add(struct drm_device *dev, struct drm_mode_object *obj,
150 : uint32_t obj_type);
151 : void drm_mode_object_register(struct drm_device *dev,
152 : struct drm_mode_object *obj);
153 : struct drm_mode_object *__drm_mode_object_find(struct drm_device *dev,
154 : struct drm_file *file_priv,
155 : uint32_t id, uint32_t type);
156 : void drm_mode_object_unregister(struct drm_device *dev,
157 : struct drm_mode_object *object);
158 : int drm_mode_object_get_properties(struct drm_mode_object *obj, bool atomic,
159 : uint32_t __user *prop_ptr,
160 : uint64_t __user *prop_values,
161 : uint32_t *arg_count_props);
162 : struct drm_property *drm_mode_obj_find_prop_id(struct drm_mode_object *obj,
163 : uint32_t prop_id);
164 :
165 : /* IOCTL */
166 :
167 : int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data,
168 : struct drm_file *file_priv);
169 : int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data,
170 : struct drm_file *file_priv);
171 :
172 : /* drm_encoder.c */
173 : int drm_encoder_register_all(struct drm_device *dev);
174 : void drm_encoder_unregister_all(struct drm_device *dev);
175 :
176 : /* IOCTL */
177 : int drm_mode_getencoder(struct drm_device *dev,
178 : void *data, struct drm_file *file_priv);
179 :
180 : /* drm_connector.c */
181 : void drm_connector_ida_init(void);
182 : void drm_connector_ida_destroy(void);
183 : void drm_connector_unregister_all(struct drm_device *dev);
184 : int drm_connector_register_all(struct drm_device *dev);
185 : int drm_connector_set_obj_prop(struct drm_mode_object *obj,
186 : struct drm_property *property,
187 : uint64_t value);
188 : int drm_connector_create_standard_properties(struct drm_device *dev);
189 : const char *drm_get_connector_force_name(enum drm_connector_force force);
190 : void drm_connector_free_work_fn(struct work_struct *work);
191 : struct drm_connector *drm_connector_find_by_fwnode(struct fwnode_handle *fwnode);
192 :
193 : /* IOCTL */
194 : int drm_connector_property_set_ioctl(struct drm_device *dev,
195 : void *data, struct drm_file *file_priv);
196 : int drm_mode_getconnector(struct drm_device *dev,
197 : void *data, struct drm_file *file_priv);
198 :
199 : /* drm_framebuffer.c */
200 : struct drm_framebuffer *
201 : drm_internal_framebuffer_create(struct drm_device *dev,
202 : const struct drm_mode_fb_cmd2 *r,
203 : struct drm_file *file_priv);
204 : void drm_framebuffer_free(struct kref *kref);
205 : int drm_framebuffer_check_src_coords(uint32_t src_x, uint32_t src_y,
206 : uint32_t src_w, uint32_t src_h,
207 : const struct drm_framebuffer *fb);
208 : void drm_fb_release(struct drm_file *file_priv);
209 :
210 : int drm_mode_addfb(struct drm_device *dev, struct drm_mode_fb_cmd *or,
211 : struct drm_file *file_priv);
212 : int drm_mode_addfb2(struct drm_device *dev,
213 : void *data, struct drm_file *file_priv);
214 : int drm_mode_rmfb(struct drm_device *dev, u32 fb_id,
215 : struct drm_file *file_priv);
216 :
217 :
218 : /* IOCTL */
219 : int drm_mode_addfb_ioctl(struct drm_device *dev,
220 : void *data, struct drm_file *file_priv);
221 : int drm_mode_addfb2_ioctl(struct drm_device *dev,
222 : void *data, struct drm_file *file_priv);
223 : int drm_mode_rmfb_ioctl(struct drm_device *dev,
224 : void *data, struct drm_file *file_priv);
225 : int drm_mode_getfb(struct drm_device *dev,
226 : void *data, struct drm_file *file_priv);
227 : int drm_mode_getfb2_ioctl(struct drm_device *dev,
228 : void *data, struct drm_file *file_priv);
229 : int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
230 : void *data, struct drm_file *file_priv);
231 :
232 : /* drm_atomic.c */
233 : #ifdef CONFIG_DEBUG_FS
234 : struct drm_minor;
235 : void drm_atomic_debugfs_init(struct drm_minor *minor);
236 : #endif
237 :
238 : int __drm_atomic_helper_disable_plane(struct drm_plane *plane,
239 : struct drm_plane_state *plane_state);
240 : int __drm_atomic_helper_set_config(struct drm_mode_set *set,
241 : struct drm_atomic_state *state);
242 :
243 : void drm_atomic_print_new_state(const struct drm_atomic_state *state,
244 : struct drm_printer *p);
245 :
246 : /* drm_atomic_uapi.c */
247 : int drm_atomic_connector_commit_dpms(struct drm_atomic_state *state,
248 : struct drm_connector *connector,
249 : int mode);
250 : int drm_atomic_set_property(struct drm_atomic_state *state,
251 : struct drm_file *file_priv,
252 : struct drm_mode_object *obj,
253 : struct drm_property *prop,
254 : uint64_t prop_value);
255 : int drm_atomic_get_property(struct drm_mode_object *obj,
256 : struct drm_property *property, uint64_t *val);
257 :
258 : /* IOCTL */
259 : int drm_mode_atomic_ioctl(struct drm_device *dev,
260 : void *data, struct drm_file *file_priv);
261 :
262 :
263 : /* drm_plane.c */
264 : int drm_plane_register_all(struct drm_device *dev);
265 : void drm_plane_unregister_all(struct drm_device *dev);
266 : int drm_plane_check_pixel_format(struct drm_plane *plane,
267 : u32 format, u64 modifier);
268 : struct drm_mode_rect *
269 : __drm_plane_get_damage_clips(const struct drm_plane_state *state);
270 :
271 : /* drm_bridge.c */
272 : void drm_bridge_detach(struct drm_bridge *bridge);
273 :
274 : /* IOCTL */
275 : int drm_mode_getplane_res(struct drm_device *dev, void *data,
276 : struct drm_file *file_priv);
277 : int drm_mode_getplane(struct drm_device *dev,
278 : void *data, struct drm_file *file_priv);
279 : int drm_mode_setplane(struct drm_device *dev,
280 : void *data, struct drm_file *file_priv);
281 : int drm_mode_cursor_ioctl(struct drm_device *dev,
282 : void *data, struct drm_file *file_priv);
283 : int drm_mode_cursor2_ioctl(struct drm_device *dev,
284 : void *data, struct drm_file *file_priv);
285 : int drm_mode_page_flip_ioctl(struct drm_device *dev,
286 : void *data, struct drm_file *file_priv);
287 :
288 : /* drm_edid.c */
289 : void drm_mode_fixup_1366x768(struct drm_display_mode *mode);
290 : int drm_edid_override_show(struct drm_connector *connector, struct seq_file *m);
291 : int drm_edid_override_set(struct drm_connector *connector, const void *edid, size_t size);
292 : int drm_edid_override_reset(struct drm_connector *connector);
293 :
294 : /* drm_edid_load.c */
295 : #ifdef CONFIG_DRM_LOAD_EDID_FIRMWARE
296 : const struct drm_edid *drm_edid_load_firmware(struct drm_connector *connector);
297 : #else
298 : static inline const struct drm_edid *
299 : drm_edid_load_firmware(struct drm_connector *connector)
300 : {
301 0 : return ERR_PTR(-ENOENT);
302 : }
303 : #endif
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