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f453ba04 DA |
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 | * | |
7 | * Permission is hereby granted, free of charge, to any person obtaining a | |
8 | * copy of this software and associated documentation files (the "Software"), | |
9 | * to deal in the Software without restriction, including without limitation | |
10 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
11 | * and/or sell copies of the Software, and to permit persons to whom the | |
12 | * Software is furnished to do so, subject to the following conditions: | |
13 | * | |
14 | * The above copyright notice and this permission notice shall be included in | |
15 | * all copies or substantial portions of the Software. | |
16 | * | |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
20 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
21 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
22 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
23 | * OTHER DEALINGS IN THE SOFTWARE. | |
24 | */ | |
25 | #ifndef __DRM_CRTC_H__ | |
26 | #define __DRM_CRTC_H__ | |
27 | ||
28 | #include <linux/i2c.h> | |
29 | #include <linux/spinlock.h> | |
30 | #include <linux/types.h> | |
31 | #include <linux/idr.h> | |
f453ba04 | 32 | #include <linux/fb.h> |
985e5dc2 | 33 | #include <linux/hdmi.h> |
19218e48 | 34 | #include <drm/drm_mode.h> |
308e5bcb | 35 | #include <drm/drm_fourcc.h> |
51fd371b | 36 | #include <drm/drm_modeset_lock.h> |
308e5bcb | 37 | |
f453ba04 DA |
38 | struct drm_device; |
39 | struct drm_mode_set; | |
40 | struct drm_framebuffer; | |
7e3bdf4a | 41 | struct drm_object_properties; |
595887eb TR |
42 | struct drm_file; |
43 | struct drm_clip_rect; | |
f453ba04 DA |
44 | |
45 | #define DRM_MODE_OBJECT_CRTC 0xcccccccc | |
46 | #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0 | |
47 | #define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0 | |
48 | #define DRM_MODE_OBJECT_MODE 0xdededede | |
49 | #define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0 | |
50 | #define DRM_MODE_OBJECT_FB 0xfbfbfbfb | |
51 | #define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb | |
8cf5c917 | 52 | #define DRM_MODE_OBJECT_PLANE 0xeeeeeeee |
3b336ec4 | 53 | #define DRM_MODE_OBJECT_BRIDGE 0xbdbdbdbd |
98f75de4 | 54 | #define DRM_MODE_OBJECT_ANY 0 |
f453ba04 DA |
55 | |
56 | struct drm_mode_object { | |
57 | uint32_t id; | |
58 | uint32_t type; | |
7e3bdf4a PZ |
59 | struct drm_object_properties *properties; |
60 | }; | |
61 | ||
fe456168 | 62 | #define DRM_OBJECT_MAX_PROPERTY 24 |
7e3bdf4a | 63 | struct drm_object_properties { |
7f88a9be | 64 | int count; |
7e3bdf4a PZ |
65 | uint32_t ids[DRM_OBJECT_MAX_PROPERTY]; |
66 | uint64_t values[DRM_OBJECT_MAX_PROPERTY]; | |
f453ba04 DA |
67 | }; |
68 | ||
ebc44cf3 RC |
69 | static inline int64_t U642I64(uint64_t val) |
70 | { | |
71 | return (int64_t)*((int64_t *)&val); | |
72 | } | |
73 | static inline uint64_t I642U64(int64_t val) | |
74 | { | |
75 | return (uint64_t)*((uint64_t *)&val); | |
76 | } | |
77 | ||
55310008 DV |
78 | enum drm_connector_force { |
79 | DRM_FORCE_UNSPECIFIED, | |
80 | DRM_FORCE_OFF, | |
81 | DRM_FORCE_ON, /* force on analog part normally */ | |
82 | DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */ | |
f453ba04 DA |
83 | }; |
84 | ||
55310008 | 85 | #include <drm/drm_modes.h> |
4aa17cf0 | 86 | |
f453ba04 DA |
87 | enum drm_connector_status { |
88 | connector_status_connected = 1, | |
89 | connector_status_disconnected = 2, | |
90 | connector_status_unknown = 3, | |
91 | }; | |
92 | ||
93 | enum subpixel_order { | |
94 | SubPixelUnknown = 0, | |
95 | SubPixelHorizontalRGB, | |
96 | SubPixelHorizontalBGR, | |
97 | SubPixelVerticalRGB, | |
98 | SubPixelVerticalBGR, | |
99 | SubPixelNone, | |
100 | }; | |
101 | ||
da05a5a7 JB |
102 | #define DRM_COLOR_FORMAT_RGB444 (1<<0) |
103 | #define DRM_COLOR_FORMAT_YCRCB444 (1<<1) | |
104 | #define DRM_COLOR_FORMAT_YCRCB422 (1<<2) | |
f453ba04 DA |
105 | /* |
106 | * Describes a given display (e.g. CRT or flat panel) and its limitations. | |
107 | */ | |
108 | struct drm_display_info { | |
109 | char name[DRM_DISPLAY_INFO_LEN]; | |
fb439640 | 110 | |
f453ba04 DA |
111 | /* Physical size */ |
112 | unsigned int width_mm; | |
113 | unsigned int height_mm; | |
114 | ||
f453ba04 DA |
115 | /* Clock limits FIXME: storage format */ |
116 | unsigned int min_vfreq, max_vfreq; | |
117 | unsigned int min_hfreq, max_hfreq; | |
118 | unsigned int pixel_clock; | |
3b11228b | 119 | unsigned int bpc; |
f453ba04 | 120 | |
f453ba04 | 121 | enum subpixel_order subpixel_order; |
da05a5a7 | 122 | u32 color_formats; |
f453ba04 | 123 | |
5d02626d MK |
124 | /* Mask of supported hdmi deep color modes */ |
125 | u8 edid_hdmi_dc_modes; | |
126 | ||
ebec9a7b | 127 | u8 cea_rev; |
f453ba04 DA |
128 | }; |
129 | ||
130 | struct drm_framebuffer_funcs { | |
f7eff60e | 131 | /* note: use drm_framebuffer_remove() */ |
f453ba04 DA |
132 | void (*destroy)(struct drm_framebuffer *framebuffer); |
133 | int (*create_handle)(struct drm_framebuffer *fb, | |
134 | struct drm_file *file_priv, | |
135 | unsigned int *handle); | |
884840aa JB |
136 | /** |
137 | * Optinal callback for the dirty fb ioctl. | |
138 | * | |
139 | * Userspace can notify the driver via this callback | |
140 | * that a area of the framebuffer has changed and should | |
141 | * be flushed to the display hardware. | |
142 | * | |
143 | * See documentation in drm_mode.h for the struct | |
144 | * drm_mode_fb_dirty_cmd for more information as all | |
145 | * the semantics and arguments have a one to one mapping | |
146 | * on this function. | |
147 | */ | |
02b00162 TH |
148 | int (*dirty)(struct drm_framebuffer *framebuffer, |
149 | struct drm_file *file_priv, unsigned flags, | |
884840aa JB |
150 | unsigned color, struct drm_clip_rect *clips, |
151 | unsigned num_clips); | |
f453ba04 DA |
152 | }; |
153 | ||
154 | struct drm_framebuffer { | |
155 | struct drm_device *dev; | |
f7eff60e RC |
156 | /* |
157 | * Note that the fb is refcounted for the benefit of driver internals, | |
158 | * for example some hw, disabling a CRTC/plane is asynchronous, and | |
159 | * scanout does not actually complete until the next vblank. So some | |
160 | * cleanup (like releasing the reference(s) on the backing GEM bo(s)) | |
161 | * should be deferred. In cases like this, the driver would like to | |
162 | * hold a ref to the fb even though it has already been removed from | |
163 | * userspace perspective. | |
164 | */ | |
165 | struct kref refcount; | |
4b096ac1 DV |
166 | /* |
167 | * Place on the dev->mode_config.fb_list, access protected by | |
168 | * dev->mode_config.fb_lock. | |
169 | */ | |
f453ba04 DA |
170 | struct list_head head; |
171 | struct drm_mode_object base; | |
172 | const struct drm_framebuffer_funcs *funcs; | |
01f2c773 VS |
173 | unsigned int pitches[4]; |
174 | unsigned int offsets[4]; | |
f453ba04 DA |
175 | unsigned int width; |
176 | unsigned int height; | |
177 | /* depth can be 15 or 16 */ | |
178 | unsigned int depth; | |
179 | int bits_per_pixel; | |
180 | int flags; | |
308e5bcb | 181 | uint32_t pixel_format; /* fourcc format */ |
f453ba04 | 182 | struct list_head filp_head; |
785b93ef DA |
183 | /* if you are using the helper */ |
184 | void *helper_private; | |
f453ba04 DA |
185 | }; |
186 | ||
187 | struct drm_property_blob { | |
188 | struct drm_mode_object base; | |
189 | struct list_head head; | |
190 | unsigned int length; | |
d63f5e6b | 191 | unsigned char data[]; |
f453ba04 DA |
192 | }; |
193 | ||
194 | struct drm_property_enum { | |
195 | uint64_t value; | |
196 | struct list_head head; | |
197 | char name[DRM_PROP_NAME_LEN]; | |
198 | }; | |
199 | ||
200 | struct drm_property { | |
201 | struct list_head head; | |
202 | struct drm_mode_object base; | |
203 | uint32_t flags; | |
204 | char name[DRM_PROP_NAME_LEN]; | |
205 | uint32_t num_values; | |
206 | uint64_t *values; | |
98f75de4 | 207 | struct drm_device *dev; |
f453ba04 DA |
208 | |
209 | struct list_head enum_blob_list; | |
210 | }; | |
211 | ||
51fd371b RC |
212 | void drm_modeset_lock_all(struct drm_device *dev); |
213 | void drm_modeset_unlock_all(struct drm_device *dev); | |
214 | void drm_warn_on_modeset_not_all_locked(struct drm_device *dev); | |
215 | ||
f453ba04 DA |
216 | struct drm_crtc; |
217 | struct drm_connector; | |
218 | struct drm_encoder; | |
d91d8a3f | 219 | struct drm_pending_vblank_event; |
8cf5c917 | 220 | struct drm_plane; |
3b336ec4 | 221 | struct drm_bridge; |
f453ba04 DA |
222 | |
223 | /** | |
224 | * drm_crtc_funcs - control CRTCs for a given device | |
f453ba04 | 225 | * @save: save CRTC state |
3b02ab88 | 226 | * @restore: restore CRTC state |
715f59cc | 227 | * @reset: reset CRTC after state has been invalidated (e.g. resume) |
3b02ab88 LP |
228 | * @cursor_set: setup the cursor |
229 | * @cursor_move: move the cursor | |
f453ba04 | 230 | * @gamma_set: specify color ramp for CRTC |
bffd9de0 PZ |
231 | * @destroy: deinit and free object |
232 | * @set_property: called when a property is changed | |
3b02ab88 LP |
233 | * @set_config: apply a new CRTC configuration |
234 | * @page_flip: initiate a page flip | |
f453ba04 DA |
235 | * |
236 | * The drm_crtc_funcs structure is the central CRTC management structure | |
237 | * in the DRM. Each CRTC controls one or more connectors (note that the name | |
238 | * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc. | |
239 | * connectors, not just CRTs). | |
240 | * | |
241 | * Each driver is responsible for filling out this structure at startup time, | |
242 | * in addition to providing other modesetting features, like i2c and DDC | |
243 | * bus accessors. | |
244 | */ | |
245 | struct drm_crtc_funcs { | |
246 | /* Save CRTC state */ | |
247 | void (*save)(struct drm_crtc *crtc); /* suspend? */ | |
248 | /* Restore CRTC state */ | |
249 | void (*restore)(struct drm_crtc *crtc); /* resume? */ | |
eb033556 CW |
250 | /* Reset CRTC state */ |
251 | void (*reset)(struct drm_crtc *crtc); | |
f453ba04 DA |
252 | |
253 | /* cursor controls */ | |
254 | int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv, | |
255 | uint32_t handle, uint32_t width, uint32_t height); | |
4c813d4d DA |
256 | int (*cursor_set2)(struct drm_crtc *crtc, struct drm_file *file_priv, |
257 | uint32_t handle, uint32_t width, uint32_t height, | |
258 | int32_t hot_x, int32_t hot_y); | |
f453ba04 DA |
259 | int (*cursor_move)(struct drm_crtc *crtc, int x, int y); |
260 | ||
261 | /* Set gamma on the CRTC */ | |
262 | void (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b, | |
7203425a | 263 | uint32_t start, uint32_t size); |
f453ba04 DA |
264 | /* Object destroy routine */ |
265 | void (*destroy)(struct drm_crtc *crtc); | |
266 | ||
267 | int (*set_config)(struct drm_mode_set *set); | |
d91d8a3f KH |
268 | |
269 | /* | |
270 | * Flip to the given framebuffer. This implements the page | |
25985edc | 271 | * flip ioctl described in drm_mode.h, specifically, the |
d91d8a3f KH |
272 | * implementation must return immediately and block all |
273 | * rendering to the current fb until the flip has completed. | |
274 | * If userspace set the event flag in the ioctl, the event | |
275 | * argument will point to an event to send back when the flip | |
276 | * completes, otherwise it will be NULL. | |
277 | */ | |
278 | int (*page_flip)(struct drm_crtc *crtc, | |
279 | struct drm_framebuffer *fb, | |
ed8d1975 KP |
280 | struct drm_pending_vblank_event *event, |
281 | uint32_t flags); | |
bffd9de0 PZ |
282 | |
283 | int (*set_property)(struct drm_crtc *crtc, | |
284 | struct drm_property *property, uint64_t val); | |
f453ba04 DA |
285 | }; |
286 | ||
287 | /** | |
288 | * drm_crtc - central CRTC control structure | |
7749163e JB |
289 | * @dev: parent DRM device |
290 | * @head: list management | |
51fd371b | 291 | * @mutex: per-CRTC locking |
7749163e | 292 | * @base: base KMS object for ID tracking etc. |
e13161af MR |
293 | * @primary: primary plane for this CRTC |
294 | * @cursor: cursor plane for this CRTC | |
f453ba04 | 295 | * @enabled: is this CRTC enabled? |
7749163e JB |
296 | * @mode: current mode timings |
297 | * @hwmode: mode timings as programmed to hw regs | |
7c80e128 RC |
298 | * @invert_dimensions: for purposes of error checking crtc vs fb sizes, |
299 | * invert the width/height of the crtc. This is used if the driver | |
300 | * is performing 90 or 270 degree rotated scanout | |
f453ba04 DA |
301 | * @x: x position on screen |
302 | * @y: y position on screen | |
f453ba04 | 303 | * @funcs: CRTC control functions |
7749163e JB |
304 | * @gamma_size: size of gamma ramp |
305 | * @gamma_store: gamma ramp values | |
306 | * @framedur_ns: precise frame timing | |
307 | * @framedur_ns: precise line timing | |
308 | * @pixeldur_ns: precise pixel timing | |
309 | * @helper_private: mid-layer private data | |
bffd9de0 | 310 | * @properties: property tracking for this CRTC |
f453ba04 DA |
311 | * |
312 | * Each CRTC may have one or more connectors associated with it. This structure | |
313 | * allows the CRTC to be controlled. | |
314 | */ | |
315 | struct drm_crtc { | |
316 | struct drm_device *dev; | |
317 | struct list_head head; | |
318 | ||
29494c17 DV |
319 | /** |
320 | * crtc mutex | |
321 | * | |
322 | * This provides a read lock for the overall crtc state (mode, dpms | |
323 | * state, ...) and a write lock for everything which can be update | |
324 | * without a full modeset (fb, cursor data, ...) | |
325 | */ | |
51fd371b | 326 | struct drm_modeset_lock mutex; |
29494c17 | 327 | |
f453ba04 DA |
328 | struct drm_mode_object base; |
329 | ||
e13161af MR |
330 | /* primary and cursor planes for CRTC */ |
331 | struct drm_plane *primary; | |
332 | struct drm_plane *cursor; | |
333 | ||
5cef29aa DV |
334 | /* Temporary tracking of the old fb while a modeset is ongoing. Used |
335 | * by drm_mode_set_config_internal to implement correct refcounting. */ | |
336 | struct drm_framebuffer *old_fb; | |
337 | ||
f453ba04 DA |
338 | bool enabled; |
339 | ||
27641c3f | 340 | /* Requested mode from modesetting. */ |
f453ba04 DA |
341 | struct drm_display_mode mode; |
342 | ||
27641c3f MK |
343 | /* Programmed mode in hw, after adjustments for encoders, |
344 | * crtc, panel scaling etc. Needed for timestamping etc. | |
345 | */ | |
346 | struct drm_display_mode hwmode; | |
347 | ||
7c80e128 RC |
348 | bool invert_dimensions; |
349 | ||
f453ba04 | 350 | int x, y; |
f453ba04 DA |
351 | const struct drm_crtc_funcs *funcs; |
352 | ||
353 | /* CRTC gamma size for reporting to userspace */ | |
354 | uint32_t gamma_size; | |
355 | uint16_t *gamma_store; | |
356 | ||
27641c3f | 357 | /* Constants needed for precise vblank and swap timestamping. */ |
3c184f69 | 358 | int framedur_ns, linedur_ns, pixeldur_ns; |
27641c3f | 359 | |
f453ba04 DA |
360 | /* if you are using the helper */ |
361 | void *helper_private; | |
bffd9de0 PZ |
362 | |
363 | struct drm_object_properties properties; | |
f453ba04 DA |
364 | }; |
365 | ||
366 | ||
367 | /** | |
368 | * drm_connector_funcs - control connectors on a given device | |
369 | * @dpms: set power state (see drm_crtc_funcs above) | |
370 | * @save: save connector state | |
371 | * @restore: restore connector state | |
13bcf01b | 372 | * @reset: reset connector after state has been invalidated (e.g. resume) |
f453ba04 | 373 | * @detect: is this connector active? |
3b02ab88 | 374 | * @fill_modes: fill mode list for this connector |
13bcf01b | 375 | * @set_property: property for this connector may need an update |
f453ba04 | 376 | * @destroy: make object go away |
13bcf01b | 377 | * @force: notify the driver that the connector is forced on |
f453ba04 DA |
378 | * |
379 | * Each CRTC may have one or more connectors attached to it. The functions | |
380 | * below allow the core DRM code to control connectors, enumerate available modes, | |
381 | * etc. | |
382 | */ | |
383 | struct drm_connector_funcs { | |
384 | void (*dpms)(struct drm_connector *connector, int mode); | |
385 | void (*save)(struct drm_connector *connector); | |
386 | void (*restore)(struct drm_connector *connector); | |
eb033556 | 387 | void (*reset)(struct drm_connector *connector); |
930a9e28 CW |
388 | |
389 | /* Check to see if anything is attached to the connector. | |
390 | * @force is set to false whilst polling, true when checking the | |
391 | * connector due to user request. @force can be used by the driver | |
392 | * to avoid expensive, destructive operations during automated | |
393 | * probing. | |
394 | */ | |
7b334fcb | 395 | enum drm_connector_status (*detect)(struct drm_connector *connector, |
930a9e28 | 396 | bool force); |
40a518d9 | 397 | int (*fill_modes)(struct drm_connector *connector, uint32_t max_width, uint32_t max_height); |
f453ba04 DA |
398 | int (*set_property)(struct drm_connector *connector, struct drm_property *property, |
399 | uint64_t val); | |
400 | void (*destroy)(struct drm_connector *connector); | |
d50ba256 | 401 | void (*force)(struct drm_connector *connector); |
f453ba04 DA |
402 | }; |
403 | ||
6c3db920 JB |
404 | /** |
405 | * drm_encoder_funcs - encoder controls | |
406 | * @reset: reset state (e.g. at init or resume time) | |
407 | * @destroy: cleanup and free associated data | |
408 | * | |
409 | * Encoders sit between CRTCs and connectors. | |
410 | */ | |
f453ba04 | 411 | struct drm_encoder_funcs { |
eb033556 | 412 | void (*reset)(struct drm_encoder *encoder); |
f453ba04 DA |
413 | void (*destroy)(struct drm_encoder *encoder); |
414 | }; | |
415 | ||
afe887df | 416 | #define DRM_CONNECTOR_MAX_ENCODER 3 |
f453ba04 DA |
417 | |
418 | /** | |
419 | * drm_encoder - central DRM encoder structure | |
db3e4499 JB |
420 | * @dev: parent DRM device |
421 | * @head: list management | |
422 | * @base: base KMS object | |
e5748946 | 423 | * @name: encoder name |
db3e4499 JB |
424 | * @encoder_type: one of the %DRM_MODE_ENCODER_<foo> types in drm_mode.h |
425 | * @possible_crtcs: bitmask of potential CRTC bindings | |
426 | * @possible_clones: bitmask of potential sibling encoders for cloning | |
427 | * @crtc: currently bound CRTC | |
3b336ec4 | 428 | * @bridge: bridge associated to the encoder |
db3e4499 JB |
429 | * @funcs: control functions |
430 | * @helper_private: mid-layer private data | |
431 | * | |
432 | * CRTCs drive pixels to encoders, which convert them into signals | |
433 | * appropriate for a given connector or set of connectors. | |
f453ba04 DA |
434 | */ |
435 | struct drm_encoder { | |
436 | struct drm_device *dev; | |
437 | struct list_head head; | |
438 | ||
439 | struct drm_mode_object base; | |
e5748946 | 440 | char *name; |
f453ba04 DA |
441 | int encoder_type; |
442 | uint32_t possible_crtcs; | |
443 | uint32_t possible_clones; | |
444 | ||
445 | struct drm_crtc *crtc; | |
3b336ec4 | 446 | struct drm_bridge *bridge; |
f453ba04 DA |
447 | const struct drm_encoder_funcs *funcs; |
448 | void *helper_private; | |
449 | }; | |
450 | ||
eb1f8e4f DA |
451 | /* should we poll this connector for connects and disconnects */ |
452 | /* hot plug detectable */ | |
453 | #define DRM_CONNECTOR_POLL_HPD (1 << 0) | |
454 | /* poll for connections */ | |
455 | #define DRM_CONNECTOR_POLL_CONNECT (1 << 1) | |
456 | /* can cleanly poll for disconnections without flickering the screen */ | |
457 | /* DACs should rarely do this without a lot of testing */ | |
458 | #define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2) | |
459 | ||
76adaa34 WF |
460 | #define MAX_ELD_BYTES 128 |
461 | ||
f453ba04 DA |
462 | /** |
463 | * drm_connector - central DRM connector control structure | |
72252548 JB |
464 | * @dev: parent DRM device |
465 | * @kdev: kernel device for sysfs attributes | |
466 | * @attr: sysfs attributes | |
467 | * @head: list management | |
468 | * @base: base KMS object | |
2abdd313 | 469 | * @name: connector name |
72252548 JB |
470 | * @connector_type: one of the %DRM_MODE_CONNECTOR_<foo> types from drm_mode.h |
471 | * @connector_type_id: index into connector type enum | |
f453ba04 DA |
472 | * @interlace_allowed: can this connector handle interlaced modes? |
473 | * @doublescan_allowed: can this connector handle doublescan? | |
72252548 JB |
474 | * @modes: modes available on this connector (from fill_modes() + user) |
475 | * @status: one of the drm_connector_status enums (connected, not, or unknown) | |
476 | * @probed_modes: list of modes derived directly from the display | |
477 | * @display_info: information about attached display (e.g. from EDID) | |
f453ba04 | 478 | * @funcs: connector control functions |
72252548 | 479 | * @edid_blob_ptr: DRM property containing EDID if present |
7e3bdf4a | 480 | * @properties: property tracking for this connector |
72252548 JB |
481 | * @polled: a %DRM_CONNECTOR_POLL_<foo> value for core driven polling |
482 | * @dpms: current dpms state | |
483 | * @helper_private: mid-layer private data | |
484 | * @force: a %DRM_FORCE_<foo> state for forced mode sets | |
485 | * @encoder_ids: valid encoders for this connector | |
486 | * @encoder: encoder driving this connector, if any | |
487 | * @eld: EDID-like data, if present | |
488 | * @dvi_dual: dual link DVI, if found | |
489 | * @max_tmds_clock: max clock rate, if found | |
490 | * @latency_present: AV delay info from ELD, if found | |
491 | * @video_latency: video latency info from ELD, if found | |
492 | * @audio_latency: audio latency info from ELD, if found | |
493 | * @null_edid_counter: track sinks that give us all zeros for the EDID | |
f453ba04 DA |
494 | * |
495 | * Each connector may be connected to one or more CRTCs, or may be clonable by | |
496 | * another connector if they can share a CRTC. Each connector also has a specific | |
497 | * position in the broader display (referred to as a 'screen' though it could | |
498 | * span multiple monitors). | |
499 | */ | |
500 | struct drm_connector { | |
501 | struct drm_device *dev; | |
5bdebb18 | 502 | struct device *kdev; |
f453ba04 DA |
503 | struct device_attribute *attr; |
504 | struct list_head head; | |
505 | ||
506 | struct drm_mode_object base; | |
507 | ||
2abdd313 | 508 | char *name; |
f453ba04 DA |
509 | int connector_type; |
510 | int connector_type_id; | |
511 | bool interlace_allowed; | |
512 | bool doublescan_allowed; | |
560a067a | 513 | bool stereo_allowed; |
f453ba04 DA |
514 | struct list_head modes; /* list of modes on this connector */ |
515 | ||
f453ba04 DA |
516 | enum drm_connector_status status; |
517 | ||
518 | /* these are modes added by probing with DDC or the BIOS */ | |
519 | struct list_head probed_modes; | |
520 | ||
521 | struct drm_display_info display_info; | |
522 | const struct drm_connector_funcs *funcs; | |
523 | ||
f453ba04 | 524 | struct drm_property_blob *edid_blob_ptr; |
7e3bdf4a | 525 | struct drm_object_properties properties; |
f453ba04 | 526 | |
eb1f8e4f DA |
527 | uint8_t polled; /* DRM_CONNECTOR_POLL_* */ |
528 | ||
c9fb15f6 KP |
529 | /* requested DPMS state */ |
530 | int dpms; | |
531 | ||
f453ba04 DA |
532 | void *helper_private; |
533 | ||
d50ba256 DA |
534 | /* forced on connector */ |
535 | enum drm_connector_force force; | |
f453ba04 | 536 | uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER]; |
f453ba04 | 537 | struct drm_encoder *encoder; /* currently active encoder */ |
4a9a8b71 | 538 | |
76adaa34 WF |
539 | /* EDID bits */ |
540 | uint8_t eld[MAX_ELD_BYTES]; | |
541 | bool dvi_dual; | |
542 | int max_tmds_clock; /* in MHz */ | |
543 | bool latency_present[2]; | |
544 | int video_latency[2]; /* [0]: progressive, [1]: interlaced */ | |
545 | int audio_latency[2]; | |
4a9a8b71 | 546 | int null_edid_counter; /* needed to workaround some HW bugs where we get all 0s */ |
0b2443ed | 547 | unsigned bad_edid_counter; |
f453ba04 DA |
548 | }; |
549 | ||
8cf5c917 JB |
550 | /** |
551 | * drm_plane_funcs - driver plane control functions | |
552 | * @update_plane: update the plane configuration | |
553 | * @disable_plane: shut down the plane | |
554 | * @destroy: clean up plane resources | |
4d93914a | 555 | * @set_property: called when a property is changed |
8cf5c917 JB |
556 | */ |
557 | struct drm_plane_funcs { | |
558 | int (*update_plane)(struct drm_plane *plane, | |
559 | struct drm_crtc *crtc, struct drm_framebuffer *fb, | |
560 | int crtc_x, int crtc_y, | |
561 | unsigned int crtc_w, unsigned int crtc_h, | |
562 | uint32_t src_x, uint32_t src_y, | |
563 | uint32_t src_w, uint32_t src_h); | |
564 | int (*disable_plane)(struct drm_plane *plane); | |
565 | void (*destroy)(struct drm_plane *plane); | |
4d93914a RC |
566 | |
567 | int (*set_property)(struct drm_plane *plane, | |
568 | struct drm_property *property, uint64_t val); | |
8cf5c917 JB |
569 | }; |
570 | ||
e27dde3e MR |
571 | enum drm_plane_type { |
572 | DRM_PLANE_TYPE_OVERLAY, | |
573 | DRM_PLANE_TYPE_PRIMARY, | |
574 | DRM_PLANE_TYPE_CURSOR, | |
575 | }; | |
576 | ||
8cf5c917 JB |
577 | /** |
578 | * drm_plane - central DRM plane control structure | |
579 | * @dev: DRM device this plane belongs to | |
580 | * @head: for list management | |
581 | * @base: base mode object | |
582 | * @possible_crtcs: pipes this plane can be bound to | |
583 | * @format_types: array of formats supported by this plane | |
584 | * @format_count: number of formats supported | |
585 | * @crtc: currently bound CRTC | |
586 | * @fb: currently bound fb | |
8cf5c917 | 587 | * @funcs: helper functions |
4d93914a | 588 | * @properties: property tracking for this plane |
e27dde3e | 589 | * @type: type of plane (overlay, primary, cursor) |
8cf5c917 JB |
590 | */ |
591 | struct drm_plane { | |
592 | struct drm_device *dev; | |
593 | struct list_head head; | |
594 | ||
595 | struct drm_mode_object base; | |
596 | ||
597 | uint32_t possible_crtcs; | |
598 | uint32_t *format_types; | |
599 | uint32_t format_count; | |
600 | ||
601 | struct drm_crtc *crtc; | |
602 | struct drm_framebuffer *fb; | |
603 | ||
8cf5c917 | 604 | const struct drm_plane_funcs *funcs; |
4d93914a RC |
605 | |
606 | struct drm_object_properties properties; | |
e27dde3e MR |
607 | |
608 | enum drm_plane_type type; | |
8cf5c917 JB |
609 | }; |
610 | ||
3b336ec4 SP |
611 | /** |
612 | * drm_bridge_funcs - drm_bridge control functions | |
613 | * @mode_fixup: Try to fixup (or reject entirely) proposed mode for this bridge | |
614 | * @disable: Called right before encoder prepare, disables the bridge | |
615 | * @post_disable: Called right after encoder prepare, for lockstepped disable | |
616 | * @mode_set: Set this mode to the bridge | |
617 | * @pre_enable: Called right before encoder commit, for lockstepped commit | |
618 | * @enable: Called right after encoder commit, enables the bridge | |
619 | * @destroy: make object go away | |
620 | */ | |
621 | struct drm_bridge_funcs { | |
622 | bool (*mode_fixup)(struct drm_bridge *bridge, | |
623 | const struct drm_display_mode *mode, | |
624 | struct drm_display_mode *adjusted_mode); | |
625 | void (*disable)(struct drm_bridge *bridge); | |
626 | void (*post_disable)(struct drm_bridge *bridge); | |
627 | void (*mode_set)(struct drm_bridge *bridge, | |
628 | struct drm_display_mode *mode, | |
629 | struct drm_display_mode *adjusted_mode); | |
630 | void (*pre_enable)(struct drm_bridge *bridge); | |
631 | void (*enable)(struct drm_bridge *bridge); | |
632 | void (*destroy)(struct drm_bridge *bridge); | |
633 | }; | |
634 | ||
635 | /** | |
636 | * drm_bridge - central DRM bridge control structure | |
637 | * @dev: DRM device this bridge belongs to | |
638 | * @head: list management | |
639 | * @base: base mode object | |
640 | * @funcs: control functions | |
641 | * @driver_private: pointer to the bridge driver's internal context | |
642 | */ | |
643 | struct drm_bridge { | |
644 | struct drm_device *dev; | |
645 | struct list_head head; | |
646 | ||
647 | struct drm_mode_object base; | |
648 | ||
649 | const struct drm_bridge_funcs *funcs; | |
650 | void *driver_private; | |
651 | }; | |
652 | ||
f453ba04 | 653 | /** |
ef27351a JB |
654 | * drm_mode_set - new values for a CRTC config change |
655 | * @head: list management | |
656 | * @fb: framebuffer to use for new config | |
657 | * @crtc: CRTC whose configuration we're about to change | |
658 | * @mode: mode timings to use | |
659 | * @x: position of this CRTC relative to @fb | |
660 | * @y: position of this CRTC relative to @fb | |
661 | * @connectors: array of connectors to drive with this CRTC if possible | |
662 | * @num_connectors: size of @connectors array | |
f453ba04 DA |
663 | * |
664 | * Represents a single crtc the connectors that it drives with what mode | |
665 | * and from which framebuffer it scans out from. | |
666 | * | |
667 | * This is used to set modes. | |
668 | */ | |
669 | struct drm_mode_set { | |
f453ba04 DA |
670 | struct drm_framebuffer *fb; |
671 | struct drm_crtc *crtc; | |
672 | struct drm_display_mode *mode; | |
673 | ||
674 | uint32_t x; | |
675 | uint32_t y; | |
676 | ||
677 | struct drm_connector **connectors; | |
678 | size_t num_connectors; | |
679 | }; | |
680 | ||
681 | /** | |
550cebcd JB |
682 | * struct drm_mode_config_funcs - basic driver provided mode setting functions |
683 | * @fb_create: create a new framebuffer object | |
684 | * @output_poll_changed: function to handle output configuration changes | |
685 | * | |
686 | * Some global (i.e. not per-CRTC, connector, etc) mode setting functions that | |
687 | * involve drivers. | |
f453ba04 DA |
688 | */ |
689 | struct drm_mode_config_funcs { | |
550cebcd JB |
690 | struct drm_framebuffer *(*fb_create)(struct drm_device *dev, |
691 | struct drm_file *file_priv, | |
692 | struct drm_mode_fb_cmd2 *mode_cmd); | |
eb1f8e4f | 693 | void (*output_poll_changed)(struct drm_device *dev); |
f453ba04 DA |
694 | }; |
695 | ||
c1aaca23 JB |
696 | /** |
697 | * drm_mode_group - group of mode setting resources for potential sub-grouping | |
698 | * @num_crtcs: CRTC count | |
699 | * @num_encoders: encoder count | |
700 | * @num_connectors: connector count | |
701 | * @id_list: list of KMS object IDs in this group | |
702 | * | |
703 | * Currently this simply tracks the global mode setting state. But in the | |
704 | * future it could allow groups of objects to be set aside into independent | |
705 | * control groups for use by different user level processes (e.g. two X servers | |
706 | * running simultaneously on different heads, each with their own mode | |
707 | * configuration and freedom of mode setting). | |
708 | */ | |
f453ba04 DA |
709 | struct drm_mode_group { |
710 | uint32_t num_crtcs; | |
711 | uint32_t num_encoders; | |
712 | uint32_t num_connectors; | |
3b336ec4 | 713 | uint32_t num_bridges; |
f453ba04 DA |
714 | |
715 | /* list of object IDs for this group */ | |
716 | uint32_t *id_list; | |
717 | }; | |
718 | ||
719 | /** | |
720 | * drm_mode_config - Mode configuration control structure | |
a62c93d5 JB |
721 | * @mutex: mutex protecting KMS related lists and structures |
722 | * @idr_mutex: mutex for KMS ID allocation and management | |
723 | * @crtc_idr: main KMS ID tracking object | |
724 | * @num_fb: number of fbs available | |
725 | * @fb_list: list of framebuffers available | |
726 | * @num_connector: number of connectors on this device | |
727 | * @connector_list: list of connector objects | |
3b336ec4 SP |
728 | * @num_bridge: number of bridges on this device |
729 | * @bridge_list: list of bridge objects | |
a62c93d5 JB |
730 | * @num_encoder: number of encoders on this device |
731 | * @encoder_list: list of encoder objects | |
732 | * @num_crtc: number of CRTCs on this device | |
733 | * @crtc_list: list of CRTC objects | |
734 | * @min_width: minimum pixel width on this device | |
735 | * @min_height: minimum pixel height on this device | |
736 | * @max_width: maximum pixel width on this device | |
737 | * @max_height: maximum pixel height on this device | |
738 | * @funcs: core driver provided mode setting functions | |
739 | * @fb_base: base address of the framebuffer | |
740 | * @poll_enabled: track polling status for this device | |
741 | * @output_poll_work: delayed work for polling in process context | |
742 | * @*_property: core property tracking | |
f453ba04 | 743 | * |
a62c93d5 JB |
744 | * Core mode resource tracking structure. All CRTC, encoders, and connectors |
745 | * enumerated by the driver are added here, as are global properties. Some | |
746 | * global restrictions are also here, e.g. dimension restrictions. | |
f453ba04 DA |
747 | */ |
748 | struct drm_mode_config { | |
ad2563c2 | 749 | struct mutex mutex; /* protects configuration (mode lists etc.) */ |
51fd371b RC |
750 | struct drm_modeset_lock connection_mutex; /* protects connector->encoder and encoder->crtc links */ |
751 | struct drm_modeset_acquire_ctx *acquire_ctx; /* for legacy _lock_all() / _unlock_all() */ | |
ad2563c2 | 752 | struct mutex idr_mutex; /* for IDR management */ |
f453ba04 DA |
753 | struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */ |
754 | /* this is limited to one for now */ | |
4b096ac1 DV |
755 | |
756 | ||
757 | /** | |
758 | * fb_lock - mutex to protect fb state | |
759 | * | |
760 | * Besides the global fb list his also protects the fbs list in the | |
761 | * file_priv | |
762 | */ | |
763 | struct mutex fb_lock; | |
f453ba04 DA |
764 | int num_fb; |
765 | struct list_head fb_list; | |
4b096ac1 | 766 | |
f453ba04 DA |
767 | int num_connector; |
768 | struct list_head connector_list; | |
3b336ec4 SP |
769 | int num_bridge; |
770 | struct list_head bridge_list; | |
f453ba04 DA |
771 | int num_encoder; |
772 | struct list_head encoder_list; | |
e27dde3e MR |
773 | |
774 | /* | |
775 | * Track # of overlay planes separately from # of total planes. By | |
776 | * default we only advertise overlay planes to userspace; if userspace | |
777 | * sets the "universal plane" capability bit, we'll go ahead and | |
778 | * expose all planes. | |
779 | */ | |
780 | int num_overlay_plane; | |
781 | int num_total_plane; | |
8cf5c917 | 782 | struct list_head plane_list; |
f453ba04 DA |
783 | |
784 | int num_crtc; | |
785 | struct list_head crtc_list; | |
786 | ||
787 | struct list_head property_list; | |
788 | ||
f453ba04 DA |
789 | int min_width, min_height; |
790 | int max_width, max_height; | |
e6ecefaa | 791 | const struct drm_mode_config_funcs *funcs; |
d883f7f1 | 792 | resource_size_t fb_base; |
f453ba04 | 793 | |
eb1f8e4f DA |
794 | /* output poll support */ |
795 | bool poll_enabled; | |
905bc9ff | 796 | bool poll_running; |
991ea75c | 797 | struct delayed_work output_poll_work; |
eb1f8e4f | 798 | |
f453ba04 DA |
799 | /* pointers to standard properties */ |
800 | struct list_head property_blob_list; | |
801 | struct drm_property *edid_property; | |
802 | struct drm_property *dpms_property; | |
9922ab5a | 803 | struct drm_property *plane_type_property; |
f453ba04 DA |
804 | |
805 | /* DVI-I properties */ | |
806 | struct drm_property *dvi_i_subconnector_property; | |
807 | struct drm_property *dvi_i_select_subconnector_property; | |
808 | ||
809 | /* TV properties */ | |
810 | struct drm_property *tv_subconnector_property; | |
811 | struct drm_property *tv_select_subconnector_property; | |
812 | struct drm_property *tv_mode_property; | |
813 | struct drm_property *tv_left_margin_property; | |
814 | struct drm_property *tv_right_margin_property; | |
815 | struct drm_property *tv_top_margin_property; | |
816 | struct drm_property *tv_bottom_margin_property; | |
b6b7902e FJ |
817 | struct drm_property *tv_brightness_property; |
818 | struct drm_property *tv_contrast_property; | |
819 | struct drm_property *tv_flicker_reduction_property; | |
a75f0236 FJ |
820 | struct drm_property *tv_overscan_property; |
821 | struct drm_property *tv_saturation_property; | |
822 | struct drm_property *tv_hue_property; | |
f453ba04 DA |
823 | |
824 | /* Optional properties */ | |
825 | struct drm_property *scaling_mode_property; | |
884840aa | 826 | struct drm_property *dirty_info_property; |
019d96cb DA |
827 | |
828 | /* dumb ioctl parameters */ | |
829 | uint32_t preferred_depth, prefer_shadow; | |
62f2104f KP |
830 | |
831 | /* whether async page flip is supported or not */ | |
832 | bool async_page_flip; | |
8716ed4e AD |
833 | |
834 | /* cursor size */ | |
835 | uint32_t cursor_width, cursor_height; | |
f453ba04 DA |
836 | }; |
837 | ||
838 | #define obj_to_crtc(x) container_of(x, struct drm_crtc, base) | |
839 | #define obj_to_connector(x) container_of(x, struct drm_connector, base) | |
840 | #define obj_to_encoder(x) container_of(x, struct drm_encoder, base) | |
841 | #define obj_to_mode(x) container_of(x, struct drm_display_mode, base) | |
842 | #define obj_to_fb(x) container_of(x, struct drm_framebuffer, base) | |
843 | #define obj_to_property(x) container_of(x, struct drm_property, base) | |
844 | #define obj_to_blob(x) container_of(x, struct drm_property_blob, base) | |
8cf5c917 | 845 | #define obj_to_plane(x) container_of(x, struct drm_plane, base) |
f453ba04 | 846 | |
4a67d391 SH |
847 | struct drm_prop_enum_list { |
848 | int type; | |
849 | char *name; | |
850 | }; | |
f453ba04 | 851 | |
e13161af MR |
852 | extern int drm_crtc_init_with_planes(struct drm_device *dev, |
853 | struct drm_crtc *crtc, | |
854 | struct drm_plane *primary, | |
855 | void *cursor, | |
856 | const struct drm_crtc_funcs *funcs); | |
6bfc56aa VS |
857 | extern int drm_crtc_init(struct drm_device *dev, |
858 | struct drm_crtc *crtc, | |
859 | const struct drm_crtc_funcs *funcs); | |
f453ba04 | 860 | extern void drm_crtc_cleanup(struct drm_crtc *crtc); |
db5f7a6e RK |
861 | extern unsigned int drm_crtc_index(struct drm_crtc *crtc); |
862 | ||
863 | /** | |
864 | * drm_crtc_mask - find the mask of a registered CRTC | |
865 | * @crtc: CRTC to find mask for | |
866 | * | |
867 | * Given a registered CRTC, return the mask bit of that CRTC for an | |
868 | * encoder's possible_crtcs field. | |
869 | */ | |
870 | static inline uint32_t drm_crtc_mask(struct drm_crtc *crtc) | |
871 | { | |
872 | return 1 << drm_crtc_index(crtc); | |
873 | } | |
f453ba04 | 874 | |
b21e3afe IM |
875 | extern void drm_connector_ida_init(void); |
876 | extern void drm_connector_ida_destroy(void); | |
6bfc56aa VS |
877 | extern int drm_connector_init(struct drm_device *dev, |
878 | struct drm_connector *connector, | |
879 | const struct drm_connector_funcs *funcs, | |
880 | int connector_type); | |
f453ba04 DA |
881 | |
882 | extern void drm_connector_cleanup(struct drm_connector *connector); | |
cbc7e221 DA |
883 | /* helper to unplug all connectors from sysfs for device */ |
884 | extern void drm_connector_unplug_all(struct drm_device *dev); | |
f453ba04 | 885 | |
3b336ec4 SP |
886 | extern int drm_bridge_init(struct drm_device *dev, struct drm_bridge *bridge, |
887 | const struct drm_bridge_funcs *funcs); | |
888 | extern void drm_bridge_cleanup(struct drm_bridge *bridge); | |
889 | ||
6bfc56aa VS |
890 | extern int drm_encoder_init(struct drm_device *dev, |
891 | struct drm_encoder *encoder, | |
892 | const struct drm_encoder_funcs *funcs, | |
893 | int encoder_type); | |
f453ba04 | 894 | |
3d887368 TR |
895 | /** |
896 | * drm_encoder_crtc_ok - can a given crtc drive a given encoder? | |
897 | * @encoder: encoder to test | |
898 | * @crtc: crtc to test | |
899 | * | |
900 | * Return false if @encoder can't be driven by @crtc, true otherwise. | |
901 | */ | |
902 | static inline bool drm_encoder_crtc_ok(struct drm_encoder *encoder, | |
903 | struct drm_crtc *crtc) | |
904 | { | |
905 | return !!(encoder->possible_crtcs & drm_crtc_mask(crtc)); | |
906 | } | |
907 | ||
dc415ff9 MR |
908 | extern int drm_universal_plane_init(struct drm_device *dev, |
909 | struct drm_plane *plane, | |
910 | unsigned long possible_crtcs, | |
911 | const struct drm_plane_funcs *funcs, | |
912 | const uint32_t *formats, | |
913 | uint32_t format_count, | |
914 | enum drm_plane_type type); | |
8cf5c917 JB |
915 | extern int drm_plane_init(struct drm_device *dev, |
916 | struct drm_plane *plane, | |
917 | unsigned long possible_crtcs, | |
918 | const struct drm_plane_funcs *funcs, | |
0a7eb243 | 919 | const uint32_t *formats, uint32_t format_count, |
dc415ff9 | 920 | bool is_primary); |
8cf5c917 | 921 | extern void drm_plane_cleanup(struct drm_plane *plane); |
9125e618 | 922 | extern void drm_plane_force_disable(struct drm_plane *plane); |
af93629d MR |
923 | extern int drm_crtc_check_viewport(const struct drm_crtc *crtc, |
924 | int x, int y, | |
925 | const struct drm_display_mode *mode, | |
926 | const struct drm_framebuffer *fb); | |
8cf5c917 | 927 | |
f453ba04 DA |
928 | extern void drm_encoder_cleanup(struct drm_encoder *encoder); |
929 | ||
d20d3174 | 930 | extern const char *drm_get_connector_status_name(enum drm_connector_status status); |
ac1bb36c | 931 | extern const char *drm_get_subpixel_order_name(enum subpixel_order order); |
d20d3174 VS |
932 | extern const char *drm_get_dpms_name(int val); |
933 | extern const char *drm_get_dvi_i_subconnector_name(int val); | |
934 | extern const char *drm_get_dvi_i_select_name(int val); | |
935 | extern const char *drm_get_tv_subconnector_name(int val); | |
936 | extern const char *drm_get_tv_select_name(int val); | |
ea39f835 | 937 | extern void drm_fb_release(struct drm_file *file_priv); |
f453ba04 | 938 | extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); |
ad222799 | 939 | extern void drm_mode_group_destroy(struct drm_mode_group *group); |
fbff4690 | 940 | extern bool drm_probe_ddc(struct i2c_adapter *adapter); |
f453ba04 DA |
941 | extern struct edid *drm_get_edid(struct drm_connector *connector, |
942 | struct i2c_adapter *adapter); | |
51f8da59 | 943 | extern struct edid *drm_edid_duplicate(const struct edid *edid); |
f453ba04 | 944 | extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid); |
f453ba04 | 945 | extern void drm_mode_config_init(struct drm_device *dev); |
eb033556 | 946 | extern void drm_mode_config_reset(struct drm_device *dev); |
f453ba04 | 947 | extern void drm_mode_config_cleanup(struct drm_device *dev); |
55310008 | 948 | |
f453ba04 DA |
949 | extern int drm_mode_connector_update_edid_property(struct drm_connector *connector, |
950 | struct edid *edid); | |
5ea22f24 RC |
951 | |
952 | static inline bool drm_property_type_is(struct drm_property *property, | |
953 | uint32_t type) | |
954 | { | |
955 | /* instanceof for props.. handles extended type vs original types: */ | |
956 | if (property->flags & DRM_MODE_PROP_EXTENDED_TYPE) | |
957 | return (property->flags & DRM_MODE_PROP_EXTENDED_TYPE) == type; | |
958 | return property->flags & type; | |
959 | } | |
960 | ||
961 | static inline bool drm_property_type_valid(struct drm_property *property) | |
962 | { | |
963 | if (property->flags & DRM_MODE_PROP_EXTENDED_TYPE) | |
964 | return !(property->flags & DRM_MODE_PROP_LEGACY_TYPE); | |
965 | return !!(property->flags & DRM_MODE_PROP_LEGACY_TYPE); | |
966 | } | |
967 | ||
c543188a PZ |
968 | extern int drm_object_property_set_value(struct drm_mode_object *obj, |
969 | struct drm_property *property, | |
970 | uint64_t val); | |
971 | extern int drm_object_property_get_value(struct drm_mode_object *obj, | |
972 | struct drm_property *property, | |
973 | uint64_t *value); | |
f453ba04 DA |
974 | extern int drm_framebuffer_init(struct drm_device *dev, |
975 | struct drm_framebuffer *fb, | |
976 | const struct drm_framebuffer_funcs *funcs); | |
786b99ed DV |
977 | extern struct drm_framebuffer *drm_framebuffer_lookup(struct drm_device *dev, |
978 | uint32_t id); | |
f7eff60e RC |
979 | extern void drm_framebuffer_unreference(struct drm_framebuffer *fb); |
980 | extern void drm_framebuffer_reference(struct drm_framebuffer *fb); | |
981 | extern void drm_framebuffer_remove(struct drm_framebuffer *fb); | |
f453ba04 | 982 | extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb); |
36206361 | 983 | extern void drm_framebuffer_unregister_private(struct drm_framebuffer *fb); |
f453ba04 | 984 | |
c543188a PZ |
985 | extern void drm_object_attach_property(struct drm_mode_object *obj, |
986 | struct drm_property *property, | |
987 | uint64_t init_val); | |
f453ba04 DA |
988 | extern struct drm_property *drm_property_create(struct drm_device *dev, int flags, |
989 | const char *name, int num_values); | |
4a67d391 SH |
990 | extern struct drm_property *drm_property_create_enum(struct drm_device *dev, int flags, |
991 | const char *name, | |
49e27545 RC |
992 | const struct drm_prop_enum_list *props, |
993 | int num_values); | |
994 | struct drm_property *drm_property_create_bitmask(struct drm_device *dev, | |
995 | int flags, const char *name, | |
4a67d391 SH |
996 | const struct drm_prop_enum_list *props, |
997 | int num_values); | |
d9bc3c02 SH |
998 | struct drm_property *drm_property_create_range(struct drm_device *dev, int flags, |
999 | const char *name, | |
1000 | uint64_t min, uint64_t max); | |
ebc44cf3 RC |
1001 | struct drm_property *drm_property_create_signed_range(struct drm_device *dev, |
1002 | int flags, const char *name, | |
1003 | int64_t min, int64_t max); | |
98f75de4 RC |
1004 | struct drm_property *drm_property_create_object(struct drm_device *dev, |
1005 | int flags, const char *name, uint32_t type); | |
f453ba04 DA |
1006 | extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property); |
1007 | extern int drm_property_add_enum(struct drm_property *property, int index, | |
1008 | uint64_t value, const char *name); | |
1009 | extern int drm_mode_create_dvi_i_properties(struct drm_device *dev); | |
1010 | extern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats, | |
1011 | char *formats[]); | |
1012 | extern int drm_mode_create_scaling_mode_property(struct drm_device *dev); | |
884840aa | 1013 | extern int drm_mode_create_dirty_info_property(struct drm_device *dev); |
f453ba04 DA |
1014 | |
1015 | extern int drm_mode_connector_attach_encoder(struct drm_connector *connector, | |
1016 | struct drm_encoder *encoder); | |
4cae5b84 | 1017 | extern int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, |
f453ba04 | 1018 | int gamma_size); |
7a9c9060 DV |
1019 | extern struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, |
1020 | uint32_t id, uint32_t type); | |
98f75de4 | 1021 | |
f453ba04 DA |
1022 | /* IOCTLs */ |
1023 | extern int drm_mode_getresources(struct drm_device *dev, | |
1024 | void *data, struct drm_file *file_priv); | |
8cf5c917 JB |
1025 | extern int drm_mode_getplane_res(struct drm_device *dev, void *data, |
1026 | struct drm_file *file_priv); | |
f453ba04 DA |
1027 | extern int drm_mode_getcrtc(struct drm_device *dev, |
1028 | void *data, struct drm_file *file_priv); | |
1029 | extern int drm_mode_getconnector(struct drm_device *dev, | |
1030 | void *data, struct drm_file *file_priv); | |
2d13b679 | 1031 | extern int drm_mode_set_config_internal(struct drm_mode_set *set); |
f453ba04 DA |
1032 | extern int drm_mode_setcrtc(struct drm_device *dev, |
1033 | void *data, struct drm_file *file_priv); | |
8cf5c917 JB |
1034 | extern int drm_mode_getplane(struct drm_device *dev, |
1035 | void *data, struct drm_file *file_priv); | |
1036 | extern int drm_mode_setplane(struct drm_device *dev, | |
1037 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1038 | extern int drm_mode_cursor_ioctl(struct drm_device *dev, |
1039 | void *data, struct drm_file *file_priv); | |
4c813d4d DA |
1040 | extern int drm_mode_cursor2_ioctl(struct drm_device *dev, |
1041 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1042 | extern int drm_mode_addfb(struct drm_device *dev, |
1043 | void *data, struct drm_file *file_priv); | |
308e5bcb JB |
1044 | extern int drm_mode_addfb2(struct drm_device *dev, |
1045 | void *data, struct drm_file *file_priv); | |
1046 | extern uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth); | |
f453ba04 DA |
1047 | extern int drm_mode_rmfb(struct drm_device *dev, |
1048 | void *data, struct drm_file *file_priv); | |
1049 | extern int drm_mode_getfb(struct drm_device *dev, | |
1050 | void *data, struct drm_file *file_priv); | |
884840aa JB |
1051 | extern int drm_mode_dirtyfb_ioctl(struct drm_device *dev, |
1052 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1053 | |
1054 | extern int drm_mode_getproperty_ioctl(struct drm_device *dev, | |
1055 | void *data, struct drm_file *file_priv); | |
1056 | extern int drm_mode_getblob_ioctl(struct drm_device *dev, | |
1057 | void *data, struct drm_file *file_priv); | |
1058 | extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev, | |
1059 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1060 | extern int drm_mode_getencoder(struct drm_device *dev, |
1061 | void *data, struct drm_file *file_priv); | |
1062 | extern int drm_mode_gamma_get_ioctl(struct drm_device *dev, | |
1063 | void *data, struct drm_file *file_priv); | |
1064 | extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, | |
1065 | void *data, struct drm_file *file_priv); | |
18316c8c | 1066 | extern u8 drm_match_cea_mode(const struct drm_display_mode *to_match); |
0967e6a5 | 1067 | extern enum hdmi_picture_aspect drm_get_cea_aspect_ratio(const u8 video_code); |
f23c20c8 | 1068 | extern bool drm_detect_hdmi_monitor(struct edid *edid); |
8fe9790d | 1069 | extern bool drm_detect_monitor_audio(struct edid *edid); |
b1edd6a6 | 1070 | extern bool drm_rgb_quant_range_selectable(struct edid *edid); |
d91d8a3f KH |
1071 | extern int drm_mode_page_flip_ioctl(struct drm_device *dev, |
1072 | void *data, struct drm_file *file_priv); | |
f0fda0a4 ZY |
1073 | extern int drm_add_modes_noedid(struct drm_connector *connector, |
1074 | int hdisplay, int vdisplay); | |
3cf70daf GH |
1075 | extern void drm_set_preferred_mode(struct drm_connector *connector, |
1076 | int hpref, int vpref); | |
3c537889 | 1077 | |
051963d4 | 1078 | extern int drm_edid_header_is_valid(const u8 *raw_edid); |
0b2443ed | 1079 | extern bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid); |
3c537889 | 1080 | extern bool drm_edid_is_valid(struct edid *edid); |
1d42bbc8 | 1081 | struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev, |
f6e252ba AJ |
1082 | int hsize, int vsize, int fresh, |
1083 | bool rb); | |
ff72145b DA |
1084 | |
1085 | extern int drm_mode_create_dumb_ioctl(struct drm_device *dev, | |
1086 | void *data, struct drm_file *file_priv); | |
1087 | extern int drm_mode_mmap_dumb_ioctl(struct drm_device *dev, | |
1088 | void *data, struct drm_file *file_priv); | |
1089 | extern int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, | |
1090 | void *data, struct drm_file *file_priv); | |
c543188a PZ |
1091 | extern int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data, |
1092 | struct drm_file *file_priv); | |
1093 | extern int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data, | |
1094 | struct drm_file *file_priv); | |
248dbc23 DA |
1095 | |
1096 | extern void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, | |
1097 | int *bpp); | |
141670e9 | 1098 | extern int drm_format_num_planes(uint32_t format); |
5a86bd55 | 1099 | extern int drm_format_plane_cpp(uint32_t format, int plane); |
01b68b04 VS |
1100 | extern int drm_format_horz_chroma_subsampling(uint32_t format); |
1101 | extern int drm_format_vert_chroma_subsampling(uint32_t format); | |
d20d3174 | 1102 | extern const char *drm_get_format_name(uint32_t format); |
141670e9 | 1103 | |
96f60e37 | 1104 | /* Helpers */ |
a2b34e22 RC |
1105 | |
1106 | static inline struct drm_plane *drm_plane_find(struct drm_device *dev, | |
1107 | uint32_t id) | |
1108 | { | |
1109 | struct drm_mode_object *mo; | |
1110 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_PLANE); | |
1111 | return mo ? obj_to_plane(mo) : NULL; | |
1112 | } | |
1113 | ||
96f60e37 RK |
1114 | static inline struct drm_crtc *drm_crtc_find(struct drm_device *dev, |
1115 | uint32_t id) | |
1116 | { | |
1117 | struct drm_mode_object *mo; | |
1118 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_CRTC); | |
1119 | return mo ? obj_to_crtc(mo) : NULL; | |
1120 | } | |
1121 | ||
1122 | static inline struct drm_encoder *drm_encoder_find(struct drm_device *dev, | |
1123 | uint32_t id) | |
1124 | { | |
1125 | struct drm_mode_object *mo; | |
1126 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_ENCODER); | |
1127 | return mo ? obj_to_encoder(mo) : NULL; | |
1128 | } | |
1129 | ||
a2b34e22 RC |
1130 | static inline struct drm_connector *drm_connector_find(struct drm_device *dev, |
1131 | uint32_t id) | |
1132 | { | |
1133 | struct drm_mode_object *mo; | |
1134 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_CONNECTOR); | |
1135 | return mo ? obj_to_connector(mo) : NULL; | |
1136 | } | |
1137 | ||
1138 | static inline struct drm_property *drm_property_find(struct drm_device *dev, | |
1139 | uint32_t id) | |
1140 | { | |
1141 | struct drm_mode_object *mo; | |
1142 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_PROPERTY); | |
1143 | return mo ? obj_to_property(mo) : NULL; | |
1144 | } | |
1145 | ||
1146 | static inline struct drm_property_blob * | |
1147 | drm_property_blob_find(struct drm_device *dev, uint32_t id) | |
1148 | { | |
1149 | struct drm_mode_object *mo; | |
1150 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_BLOB); | |
1151 | return mo ? obj_to_blob(mo) : NULL; | |
1152 | } | |
1153 | ||
e27dde3e MR |
1154 | /* Plane list iterator for legacy (overlay only) planes. */ |
1155 | #define drm_for_each_legacy_plane(plane, planelist) \ | |
1156 | list_for_each_entry(plane, planelist, head) \ | |
1157 | if (plane->type == DRM_PLANE_TYPE_OVERLAY) | |
1158 | ||
f453ba04 | 1159 | #endif /* __DRM_CRTC_H__ */ |