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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 JB |
35 | #include <drm/drm_fourcc.h> |
36 | ||
f453ba04 DA |
37 | struct drm_device; |
38 | struct drm_mode_set; | |
39 | struct drm_framebuffer; | |
7e3bdf4a | 40 | struct drm_object_properties; |
595887eb TR |
41 | struct drm_file; |
42 | struct drm_clip_rect; | |
f453ba04 DA |
43 | |
44 | #define DRM_MODE_OBJECT_CRTC 0xcccccccc | |
45 | #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0 | |
46 | #define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0 | |
47 | #define DRM_MODE_OBJECT_MODE 0xdededede | |
48 | #define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0 | |
49 | #define DRM_MODE_OBJECT_FB 0xfbfbfbfb | |
50 | #define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb | |
8cf5c917 | 51 | #define DRM_MODE_OBJECT_PLANE 0xeeeeeeee |
3b336ec4 | 52 | #define DRM_MODE_OBJECT_BRIDGE 0xbdbdbdbd |
f453ba04 DA |
53 | |
54 | struct drm_mode_object { | |
55 | uint32_t id; | |
56 | uint32_t type; | |
7e3bdf4a PZ |
57 | struct drm_object_properties *properties; |
58 | }; | |
59 | ||
fe456168 | 60 | #define DRM_OBJECT_MAX_PROPERTY 24 |
7e3bdf4a | 61 | struct drm_object_properties { |
7f88a9be | 62 | int count; |
7e3bdf4a PZ |
63 | uint32_t ids[DRM_OBJECT_MAX_PROPERTY]; |
64 | uint64_t values[DRM_OBJECT_MAX_PROPERTY]; | |
f453ba04 DA |
65 | }; |
66 | ||
55310008 DV |
67 | enum drm_connector_force { |
68 | DRM_FORCE_UNSPECIFIED, | |
69 | DRM_FORCE_OFF, | |
70 | DRM_FORCE_ON, /* force on analog part normally */ | |
71 | DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */ | |
f453ba04 DA |
72 | }; |
73 | ||
55310008 | 74 | #include <drm/drm_modes.h> |
4aa17cf0 | 75 | |
f453ba04 DA |
76 | enum drm_connector_status { |
77 | connector_status_connected = 1, | |
78 | connector_status_disconnected = 2, | |
79 | connector_status_unknown = 3, | |
80 | }; | |
81 | ||
82 | enum subpixel_order { | |
83 | SubPixelUnknown = 0, | |
84 | SubPixelHorizontalRGB, | |
85 | SubPixelHorizontalBGR, | |
86 | SubPixelVerticalRGB, | |
87 | SubPixelVerticalBGR, | |
88 | SubPixelNone, | |
89 | }; | |
90 | ||
da05a5a7 JB |
91 | #define DRM_COLOR_FORMAT_RGB444 (1<<0) |
92 | #define DRM_COLOR_FORMAT_YCRCB444 (1<<1) | |
93 | #define DRM_COLOR_FORMAT_YCRCB422 (1<<2) | |
f453ba04 DA |
94 | /* |
95 | * Describes a given display (e.g. CRT or flat panel) and its limitations. | |
96 | */ | |
97 | struct drm_display_info { | |
98 | char name[DRM_DISPLAY_INFO_LEN]; | |
fb439640 | 99 | |
f453ba04 DA |
100 | /* Physical size */ |
101 | unsigned int width_mm; | |
102 | unsigned int height_mm; | |
103 | ||
f453ba04 DA |
104 | /* Clock limits FIXME: storage format */ |
105 | unsigned int min_vfreq, max_vfreq; | |
106 | unsigned int min_hfreq, max_hfreq; | |
107 | unsigned int pixel_clock; | |
3b11228b | 108 | unsigned int bpc; |
f453ba04 | 109 | |
f453ba04 | 110 | enum subpixel_order subpixel_order; |
da05a5a7 | 111 | u32 color_formats; |
f453ba04 | 112 | |
ebec9a7b | 113 | u8 cea_rev; |
f453ba04 DA |
114 | }; |
115 | ||
116 | struct drm_framebuffer_funcs { | |
f7eff60e | 117 | /* note: use drm_framebuffer_remove() */ |
f453ba04 DA |
118 | void (*destroy)(struct drm_framebuffer *framebuffer); |
119 | int (*create_handle)(struct drm_framebuffer *fb, | |
120 | struct drm_file *file_priv, | |
121 | unsigned int *handle); | |
884840aa JB |
122 | /** |
123 | * Optinal callback for the dirty fb ioctl. | |
124 | * | |
125 | * Userspace can notify the driver via this callback | |
126 | * that a area of the framebuffer has changed and should | |
127 | * be flushed to the display hardware. | |
128 | * | |
129 | * See documentation in drm_mode.h for the struct | |
130 | * drm_mode_fb_dirty_cmd for more information as all | |
131 | * the semantics and arguments have a one to one mapping | |
132 | * on this function. | |
133 | */ | |
02b00162 TH |
134 | int (*dirty)(struct drm_framebuffer *framebuffer, |
135 | struct drm_file *file_priv, unsigned flags, | |
884840aa JB |
136 | unsigned color, struct drm_clip_rect *clips, |
137 | unsigned num_clips); | |
f453ba04 DA |
138 | }; |
139 | ||
140 | struct drm_framebuffer { | |
141 | struct drm_device *dev; | |
f7eff60e RC |
142 | /* |
143 | * Note that the fb is refcounted for the benefit of driver internals, | |
144 | * for example some hw, disabling a CRTC/plane is asynchronous, and | |
145 | * scanout does not actually complete until the next vblank. So some | |
146 | * cleanup (like releasing the reference(s) on the backing GEM bo(s)) | |
147 | * should be deferred. In cases like this, the driver would like to | |
148 | * hold a ref to the fb even though it has already been removed from | |
149 | * userspace perspective. | |
150 | */ | |
151 | struct kref refcount; | |
4b096ac1 DV |
152 | /* |
153 | * Place on the dev->mode_config.fb_list, access protected by | |
154 | * dev->mode_config.fb_lock. | |
155 | */ | |
f453ba04 DA |
156 | struct list_head head; |
157 | struct drm_mode_object base; | |
158 | const struct drm_framebuffer_funcs *funcs; | |
01f2c773 VS |
159 | unsigned int pitches[4]; |
160 | unsigned int offsets[4]; | |
f453ba04 DA |
161 | unsigned int width; |
162 | unsigned int height; | |
163 | /* depth can be 15 or 16 */ | |
164 | unsigned int depth; | |
165 | int bits_per_pixel; | |
166 | int flags; | |
308e5bcb | 167 | uint32_t pixel_format; /* fourcc format */ |
f453ba04 | 168 | struct list_head filp_head; |
785b93ef DA |
169 | /* if you are using the helper */ |
170 | void *helper_private; | |
f453ba04 DA |
171 | }; |
172 | ||
173 | struct drm_property_blob { | |
174 | struct drm_mode_object base; | |
175 | struct list_head head; | |
176 | unsigned int length; | |
d63f5e6b | 177 | unsigned char data[]; |
f453ba04 DA |
178 | }; |
179 | ||
180 | struct drm_property_enum { | |
181 | uint64_t value; | |
182 | struct list_head head; | |
183 | char name[DRM_PROP_NAME_LEN]; | |
184 | }; | |
185 | ||
186 | struct drm_property { | |
187 | struct list_head head; | |
188 | struct drm_mode_object base; | |
189 | uint32_t flags; | |
190 | char name[DRM_PROP_NAME_LEN]; | |
191 | uint32_t num_values; | |
192 | uint64_t *values; | |
193 | ||
194 | struct list_head enum_blob_list; | |
195 | }; | |
196 | ||
197 | struct drm_crtc; | |
198 | struct drm_connector; | |
199 | struct drm_encoder; | |
d91d8a3f | 200 | struct drm_pending_vblank_event; |
8cf5c917 | 201 | struct drm_plane; |
3b336ec4 | 202 | struct drm_bridge; |
f453ba04 DA |
203 | |
204 | /** | |
205 | * drm_crtc_funcs - control CRTCs for a given device | |
f453ba04 | 206 | * @save: save CRTC state |
3b02ab88 | 207 | * @restore: restore CRTC state |
715f59cc | 208 | * @reset: reset CRTC after state has been invalidated (e.g. resume) |
3b02ab88 LP |
209 | * @cursor_set: setup the cursor |
210 | * @cursor_move: move the cursor | |
f453ba04 | 211 | * @gamma_set: specify color ramp for CRTC |
bffd9de0 PZ |
212 | * @destroy: deinit and free object |
213 | * @set_property: called when a property is changed | |
3b02ab88 LP |
214 | * @set_config: apply a new CRTC configuration |
215 | * @page_flip: initiate a page flip | |
f453ba04 DA |
216 | * |
217 | * The drm_crtc_funcs structure is the central CRTC management structure | |
218 | * in the DRM. Each CRTC controls one or more connectors (note that the name | |
219 | * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc. | |
220 | * connectors, not just CRTs). | |
221 | * | |
222 | * Each driver is responsible for filling out this structure at startup time, | |
223 | * in addition to providing other modesetting features, like i2c and DDC | |
224 | * bus accessors. | |
225 | */ | |
226 | struct drm_crtc_funcs { | |
227 | /* Save CRTC state */ | |
228 | void (*save)(struct drm_crtc *crtc); /* suspend? */ | |
229 | /* Restore CRTC state */ | |
230 | void (*restore)(struct drm_crtc *crtc); /* resume? */ | |
eb033556 CW |
231 | /* Reset CRTC state */ |
232 | void (*reset)(struct drm_crtc *crtc); | |
f453ba04 DA |
233 | |
234 | /* cursor controls */ | |
235 | int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv, | |
236 | uint32_t handle, uint32_t width, uint32_t height); | |
4c813d4d DA |
237 | int (*cursor_set2)(struct drm_crtc *crtc, struct drm_file *file_priv, |
238 | uint32_t handle, uint32_t width, uint32_t height, | |
239 | int32_t hot_x, int32_t hot_y); | |
f453ba04 DA |
240 | int (*cursor_move)(struct drm_crtc *crtc, int x, int y); |
241 | ||
242 | /* Set gamma on the CRTC */ | |
243 | void (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b, | |
7203425a | 244 | uint32_t start, uint32_t size); |
f453ba04 DA |
245 | /* Object destroy routine */ |
246 | void (*destroy)(struct drm_crtc *crtc); | |
247 | ||
248 | int (*set_config)(struct drm_mode_set *set); | |
d91d8a3f KH |
249 | |
250 | /* | |
251 | * Flip to the given framebuffer. This implements the page | |
25985edc | 252 | * flip ioctl described in drm_mode.h, specifically, the |
d91d8a3f KH |
253 | * implementation must return immediately and block all |
254 | * rendering to the current fb until the flip has completed. | |
255 | * If userspace set the event flag in the ioctl, the event | |
256 | * argument will point to an event to send back when the flip | |
257 | * completes, otherwise it will be NULL. | |
258 | */ | |
259 | int (*page_flip)(struct drm_crtc *crtc, | |
260 | struct drm_framebuffer *fb, | |
ed8d1975 KP |
261 | struct drm_pending_vblank_event *event, |
262 | uint32_t flags); | |
bffd9de0 PZ |
263 | |
264 | int (*set_property)(struct drm_crtc *crtc, | |
265 | struct drm_property *property, uint64_t val); | |
f453ba04 DA |
266 | }; |
267 | ||
268 | /** | |
269 | * drm_crtc - central CRTC control structure | |
7749163e JB |
270 | * @dev: parent DRM device |
271 | * @head: list management | |
272 | * @base: base KMS object for ID tracking etc. | |
f453ba04 | 273 | * @enabled: is this CRTC enabled? |
7749163e JB |
274 | * @mode: current mode timings |
275 | * @hwmode: mode timings as programmed to hw regs | |
7c80e128 RC |
276 | * @invert_dimensions: for purposes of error checking crtc vs fb sizes, |
277 | * invert the width/height of the crtc. This is used if the driver | |
278 | * is performing 90 or 270 degree rotated scanout | |
f453ba04 DA |
279 | * @x: x position on screen |
280 | * @y: y position on screen | |
f453ba04 | 281 | * @funcs: CRTC control functions |
7749163e JB |
282 | * @gamma_size: size of gamma ramp |
283 | * @gamma_store: gamma ramp values | |
284 | * @framedur_ns: precise frame timing | |
285 | * @framedur_ns: precise line timing | |
286 | * @pixeldur_ns: precise pixel timing | |
287 | * @helper_private: mid-layer private data | |
bffd9de0 | 288 | * @properties: property tracking for this CRTC |
f453ba04 DA |
289 | * |
290 | * Each CRTC may have one or more connectors associated with it. This structure | |
291 | * allows the CRTC to be controlled. | |
292 | */ | |
293 | struct drm_crtc { | |
294 | struct drm_device *dev; | |
295 | struct list_head head; | |
296 | ||
29494c17 DV |
297 | /** |
298 | * crtc mutex | |
299 | * | |
300 | * This provides a read lock for the overall crtc state (mode, dpms | |
301 | * state, ...) and a write lock for everything which can be update | |
302 | * without a full modeset (fb, cursor data, ...) | |
303 | */ | |
304 | struct mutex mutex; | |
305 | ||
f453ba04 DA |
306 | struct drm_mode_object base; |
307 | ||
308 | /* framebuffer the connector is currently bound to */ | |
309 | struct drm_framebuffer *fb; | |
310 | ||
5cef29aa DV |
311 | /* Temporary tracking of the old fb while a modeset is ongoing. Used |
312 | * by drm_mode_set_config_internal to implement correct refcounting. */ | |
313 | struct drm_framebuffer *old_fb; | |
314 | ||
f453ba04 DA |
315 | bool enabled; |
316 | ||
27641c3f | 317 | /* Requested mode from modesetting. */ |
f453ba04 DA |
318 | struct drm_display_mode mode; |
319 | ||
27641c3f MK |
320 | /* Programmed mode in hw, after adjustments for encoders, |
321 | * crtc, panel scaling etc. Needed for timestamping etc. | |
322 | */ | |
323 | struct drm_display_mode hwmode; | |
324 | ||
7c80e128 RC |
325 | bool invert_dimensions; |
326 | ||
f453ba04 | 327 | int x, y; |
f453ba04 DA |
328 | const struct drm_crtc_funcs *funcs; |
329 | ||
330 | /* CRTC gamma size for reporting to userspace */ | |
331 | uint32_t gamma_size; | |
332 | uint16_t *gamma_store; | |
333 | ||
27641c3f | 334 | /* Constants needed for precise vblank and swap timestamping. */ |
3c184f69 | 335 | int framedur_ns, linedur_ns, pixeldur_ns; |
27641c3f | 336 | |
f453ba04 DA |
337 | /* if you are using the helper */ |
338 | void *helper_private; | |
bffd9de0 PZ |
339 | |
340 | struct drm_object_properties properties; | |
f453ba04 DA |
341 | }; |
342 | ||
343 | ||
344 | /** | |
345 | * drm_connector_funcs - control connectors on a given device | |
346 | * @dpms: set power state (see drm_crtc_funcs above) | |
347 | * @save: save connector state | |
348 | * @restore: restore connector state | |
13bcf01b | 349 | * @reset: reset connector after state has been invalidated (e.g. resume) |
f453ba04 | 350 | * @detect: is this connector active? |
3b02ab88 | 351 | * @fill_modes: fill mode list for this connector |
13bcf01b | 352 | * @set_property: property for this connector may need an update |
f453ba04 | 353 | * @destroy: make object go away |
13bcf01b | 354 | * @force: notify the driver that the connector is forced on |
f453ba04 DA |
355 | * |
356 | * Each CRTC may have one or more connectors attached to it. The functions | |
357 | * below allow the core DRM code to control connectors, enumerate available modes, | |
358 | * etc. | |
359 | */ | |
360 | struct drm_connector_funcs { | |
361 | void (*dpms)(struct drm_connector *connector, int mode); | |
362 | void (*save)(struct drm_connector *connector); | |
363 | void (*restore)(struct drm_connector *connector); | |
eb033556 | 364 | void (*reset)(struct drm_connector *connector); |
930a9e28 CW |
365 | |
366 | /* Check to see if anything is attached to the connector. | |
367 | * @force is set to false whilst polling, true when checking the | |
368 | * connector due to user request. @force can be used by the driver | |
369 | * to avoid expensive, destructive operations during automated | |
370 | * probing. | |
371 | */ | |
7b334fcb | 372 | enum drm_connector_status (*detect)(struct drm_connector *connector, |
930a9e28 | 373 | bool force); |
40a518d9 | 374 | int (*fill_modes)(struct drm_connector *connector, uint32_t max_width, uint32_t max_height); |
f453ba04 DA |
375 | int (*set_property)(struct drm_connector *connector, struct drm_property *property, |
376 | uint64_t val); | |
377 | void (*destroy)(struct drm_connector *connector); | |
d50ba256 | 378 | void (*force)(struct drm_connector *connector); |
f453ba04 DA |
379 | }; |
380 | ||
6c3db920 JB |
381 | /** |
382 | * drm_encoder_funcs - encoder controls | |
383 | * @reset: reset state (e.g. at init or resume time) | |
384 | * @destroy: cleanup and free associated data | |
385 | * | |
386 | * Encoders sit between CRTCs and connectors. | |
387 | */ | |
f453ba04 | 388 | struct drm_encoder_funcs { |
eb033556 | 389 | void (*reset)(struct drm_encoder *encoder); |
f453ba04 DA |
390 | void (*destroy)(struct drm_encoder *encoder); |
391 | }; | |
392 | ||
afe887df | 393 | #define DRM_CONNECTOR_MAX_ENCODER 3 |
f453ba04 DA |
394 | |
395 | /** | |
396 | * drm_encoder - central DRM encoder structure | |
db3e4499 JB |
397 | * @dev: parent DRM device |
398 | * @head: list management | |
399 | * @base: base KMS object | |
400 | * @encoder_type: one of the %DRM_MODE_ENCODER_<foo> types in drm_mode.h | |
401 | * @possible_crtcs: bitmask of potential CRTC bindings | |
402 | * @possible_clones: bitmask of potential sibling encoders for cloning | |
403 | * @crtc: currently bound CRTC | |
3b336ec4 | 404 | * @bridge: bridge associated to the encoder |
db3e4499 JB |
405 | * @funcs: control functions |
406 | * @helper_private: mid-layer private data | |
407 | * | |
408 | * CRTCs drive pixels to encoders, which convert them into signals | |
409 | * appropriate for a given connector or set of connectors. | |
f453ba04 DA |
410 | */ |
411 | struct drm_encoder { | |
412 | struct drm_device *dev; | |
413 | struct list_head head; | |
414 | ||
415 | struct drm_mode_object base; | |
416 | int encoder_type; | |
417 | uint32_t possible_crtcs; | |
418 | uint32_t possible_clones; | |
419 | ||
420 | struct drm_crtc *crtc; | |
3b336ec4 | 421 | struct drm_bridge *bridge; |
f453ba04 DA |
422 | const struct drm_encoder_funcs *funcs; |
423 | void *helper_private; | |
424 | }; | |
425 | ||
eb1f8e4f DA |
426 | /* should we poll this connector for connects and disconnects */ |
427 | /* hot plug detectable */ | |
428 | #define DRM_CONNECTOR_POLL_HPD (1 << 0) | |
429 | /* poll for connections */ | |
430 | #define DRM_CONNECTOR_POLL_CONNECT (1 << 1) | |
431 | /* can cleanly poll for disconnections without flickering the screen */ | |
432 | /* DACs should rarely do this without a lot of testing */ | |
433 | #define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2) | |
434 | ||
76adaa34 WF |
435 | #define MAX_ELD_BYTES 128 |
436 | ||
f453ba04 DA |
437 | /** |
438 | * drm_connector - central DRM connector control structure | |
72252548 JB |
439 | * @dev: parent DRM device |
440 | * @kdev: kernel device for sysfs attributes | |
441 | * @attr: sysfs attributes | |
442 | * @head: list management | |
443 | * @base: base KMS object | |
444 | * @connector_type: one of the %DRM_MODE_CONNECTOR_<foo> types from drm_mode.h | |
445 | * @connector_type_id: index into connector type enum | |
f453ba04 DA |
446 | * @interlace_allowed: can this connector handle interlaced modes? |
447 | * @doublescan_allowed: can this connector handle doublescan? | |
72252548 JB |
448 | * @modes: modes available on this connector (from fill_modes() + user) |
449 | * @status: one of the drm_connector_status enums (connected, not, or unknown) | |
450 | * @probed_modes: list of modes derived directly from the display | |
451 | * @display_info: information about attached display (e.g. from EDID) | |
f453ba04 | 452 | * @funcs: connector control functions |
72252548 | 453 | * @edid_blob_ptr: DRM property containing EDID if present |
7e3bdf4a | 454 | * @properties: property tracking for this connector |
72252548 JB |
455 | * @polled: a %DRM_CONNECTOR_POLL_<foo> value for core driven polling |
456 | * @dpms: current dpms state | |
457 | * @helper_private: mid-layer private data | |
458 | * @force: a %DRM_FORCE_<foo> state for forced mode sets | |
459 | * @encoder_ids: valid encoders for this connector | |
460 | * @encoder: encoder driving this connector, if any | |
461 | * @eld: EDID-like data, if present | |
462 | * @dvi_dual: dual link DVI, if found | |
463 | * @max_tmds_clock: max clock rate, if found | |
464 | * @latency_present: AV delay info from ELD, if found | |
465 | * @video_latency: video latency info from ELD, if found | |
466 | * @audio_latency: audio latency info from ELD, if found | |
467 | * @null_edid_counter: track sinks that give us all zeros for the EDID | |
f453ba04 DA |
468 | * |
469 | * Each connector may be connected to one or more CRTCs, or may be clonable by | |
470 | * another connector if they can share a CRTC. Each connector also has a specific | |
471 | * position in the broader display (referred to as a 'screen' though it could | |
472 | * span multiple monitors). | |
473 | */ | |
474 | struct drm_connector { | |
475 | struct drm_device *dev; | |
5bdebb18 | 476 | struct device *kdev; |
f453ba04 DA |
477 | struct device_attribute *attr; |
478 | struct list_head head; | |
479 | ||
480 | struct drm_mode_object base; | |
481 | ||
482 | int connector_type; | |
483 | int connector_type_id; | |
484 | bool interlace_allowed; | |
485 | bool doublescan_allowed; | |
560a067a | 486 | bool stereo_allowed; |
f453ba04 DA |
487 | struct list_head modes; /* list of modes on this connector */ |
488 | ||
f453ba04 DA |
489 | enum drm_connector_status status; |
490 | ||
491 | /* these are modes added by probing with DDC or the BIOS */ | |
492 | struct list_head probed_modes; | |
493 | ||
494 | struct drm_display_info display_info; | |
495 | const struct drm_connector_funcs *funcs; | |
496 | ||
f453ba04 | 497 | struct drm_property_blob *edid_blob_ptr; |
7e3bdf4a | 498 | struct drm_object_properties properties; |
f453ba04 | 499 | |
eb1f8e4f DA |
500 | uint8_t polled; /* DRM_CONNECTOR_POLL_* */ |
501 | ||
c9fb15f6 KP |
502 | /* requested DPMS state */ |
503 | int dpms; | |
504 | ||
f453ba04 DA |
505 | void *helper_private; |
506 | ||
d50ba256 DA |
507 | /* forced on connector */ |
508 | enum drm_connector_force force; | |
f453ba04 | 509 | uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER]; |
f453ba04 | 510 | struct drm_encoder *encoder; /* currently active encoder */ |
4a9a8b71 | 511 | |
76adaa34 WF |
512 | /* EDID bits */ |
513 | uint8_t eld[MAX_ELD_BYTES]; | |
514 | bool dvi_dual; | |
515 | int max_tmds_clock; /* in MHz */ | |
516 | bool latency_present[2]; | |
517 | int video_latency[2]; /* [0]: progressive, [1]: interlaced */ | |
518 | int audio_latency[2]; | |
4a9a8b71 | 519 | int null_edid_counter; /* needed to workaround some HW bugs where we get all 0s */ |
0b2443ed | 520 | unsigned bad_edid_counter; |
f453ba04 DA |
521 | }; |
522 | ||
8cf5c917 JB |
523 | /** |
524 | * drm_plane_funcs - driver plane control functions | |
525 | * @update_plane: update the plane configuration | |
526 | * @disable_plane: shut down the plane | |
527 | * @destroy: clean up plane resources | |
4d93914a | 528 | * @set_property: called when a property is changed |
8cf5c917 JB |
529 | */ |
530 | struct drm_plane_funcs { | |
531 | int (*update_plane)(struct drm_plane *plane, | |
532 | struct drm_crtc *crtc, struct drm_framebuffer *fb, | |
533 | int crtc_x, int crtc_y, | |
534 | unsigned int crtc_w, unsigned int crtc_h, | |
535 | uint32_t src_x, uint32_t src_y, | |
536 | uint32_t src_w, uint32_t src_h); | |
537 | int (*disable_plane)(struct drm_plane *plane); | |
538 | void (*destroy)(struct drm_plane *plane); | |
4d93914a RC |
539 | |
540 | int (*set_property)(struct drm_plane *plane, | |
541 | struct drm_property *property, uint64_t val); | |
8cf5c917 JB |
542 | }; |
543 | ||
e27dde3e MR |
544 | enum drm_plane_type { |
545 | DRM_PLANE_TYPE_OVERLAY, | |
546 | DRM_PLANE_TYPE_PRIMARY, | |
547 | DRM_PLANE_TYPE_CURSOR, | |
548 | }; | |
549 | ||
8cf5c917 JB |
550 | /** |
551 | * drm_plane - central DRM plane control structure | |
552 | * @dev: DRM device this plane belongs to | |
553 | * @head: for list management | |
554 | * @base: base mode object | |
555 | * @possible_crtcs: pipes this plane can be bound to | |
556 | * @format_types: array of formats supported by this plane | |
557 | * @format_count: number of formats supported | |
558 | * @crtc: currently bound CRTC | |
559 | * @fb: currently bound fb | |
8cf5c917 | 560 | * @funcs: helper functions |
4d93914a | 561 | * @properties: property tracking for this plane |
e27dde3e | 562 | * @type: type of plane (overlay, primary, cursor) |
8cf5c917 JB |
563 | */ |
564 | struct drm_plane { | |
565 | struct drm_device *dev; | |
566 | struct list_head head; | |
567 | ||
568 | struct drm_mode_object base; | |
569 | ||
570 | uint32_t possible_crtcs; | |
571 | uint32_t *format_types; | |
572 | uint32_t format_count; | |
573 | ||
574 | struct drm_crtc *crtc; | |
575 | struct drm_framebuffer *fb; | |
576 | ||
8cf5c917 | 577 | const struct drm_plane_funcs *funcs; |
4d93914a RC |
578 | |
579 | struct drm_object_properties properties; | |
e27dde3e MR |
580 | |
581 | enum drm_plane_type type; | |
8cf5c917 JB |
582 | }; |
583 | ||
3b336ec4 SP |
584 | /** |
585 | * drm_bridge_funcs - drm_bridge control functions | |
586 | * @mode_fixup: Try to fixup (or reject entirely) proposed mode for this bridge | |
587 | * @disable: Called right before encoder prepare, disables the bridge | |
588 | * @post_disable: Called right after encoder prepare, for lockstepped disable | |
589 | * @mode_set: Set this mode to the bridge | |
590 | * @pre_enable: Called right before encoder commit, for lockstepped commit | |
591 | * @enable: Called right after encoder commit, enables the bridge | |
592 | * @destroy: make object go away | |
593 | */ | |
594 | struct drm_bridge_funcs { | |
595 | bool (*mode_fixup)(struct drm_bridge *bridge, | |
596 | const struct drm_display_mode *mode, | |
597 | struct drm_display_mode *adjusted_mode); | |
598 | void (*disable)(struct drm_bridge *bridge); | |
599 | void (*post_disable)(struct drm_bridge *bridge); | |
600 | void (*mode_set)(struct drm_bridge *bridge, | |
601 | struct drm_display_mode *mode, | |
602 | struct drm_display_mode *adjusted_mode); | |
603 | void (*pre_enable)(struct drm_bridge *bridge); | |
604 | void (*enable)(struct drm_bridge *bridge); | |
605 | void (*destroy)(struct drm_bridge *bridge); | |
606 | }; | |
607 | ||
608 | /** | |
609 | * drm_bridge - central DRM bridge control structure | |
610 | * @dev: DRM device this bridge belongs to | |
611 | * @head: list management | |
612 | * @base: base mode object | |
613 | * @funcs: control functions | |
614 | * @driver_private: pointer to the bridge driver's internal context | |
615 | */ | |
616 | struct drm_bridge { | |
617 | struct drm_device *dev; | |
618 | struct list_head head; | |
619 | ||
620 | struct drm_mode_object base; | |
621 | ||
622 | const struct drm_bridge_funcs *funcs; | |
623 | void *driver_private; | |
624 | }; | |
625 | ||
f453ba04 | 626 | /** |
ef27351a JB |
627 | * drm_mode_set - new values for a CRTC config change |
628 | * @head: list management | |
629 | * @fb: framebuffer to use for new config | |
630 | * @crtc: CRTC whose configuration we're about to change | |
631 | * @mode: mode timings to use | |
632 | * @x: position of this CRTC relative to @fb | |
633 | * @y: position of this CRTC relative to @fb | |
634 | * @connectors: array of connectors to drive with this CRTC if possible | |
635 | * @num_connectors: size of @connectors array | |
f453ba04 DA |
636 | * |
637 | * Represents a single crtc the connectors that it drives with what mode | |
638 | * and from which framebuffer it scans out from. | |
639 | * | |
640 | * This is used to set modes. | |
641 | */ | |
642 | struct drm_mode_set { | |
f453ba04 DA |
643 | struct drm_framebuffer *fb; |
644 | struct drm_crtc *crtc; | |
645 | struct drm_display_mode *mode; | |
646 | ||
647 | uint32_t x; | |
648 | uint32_t y; | |
649 | ||
650 | struct drm_connector **connectors; | |
651 | size_t num_connectors; | |
652 | }; | |
653 | ||
654 | /** | |
550cebcd JB |
655 | * struct drm_mode_config_funcs - basic driver provided mode setting functions |
656 | * @fb_create: create a new framebuffer object | |
657 | * @output_poll_changed: function to handle output configuration changes | |
658 | * | |
659 | * Some global (i.e. not per-CRTC, connector, etc) mode setting functions that | |
660 | * involve drivers. | |
f453ba04 DA |
661 | */ |
662 | struct drm_mode_config_funcs { | |
550cebcd JB |
663 | struct drm_framebuffer *(*fb_create)(struct drm_device *dev, |
664 | struct drm_file *file_priv, | |
665 | struct drm_mode_fb_cmd2 *mode_cmd); | |
eb1f8e4f | 666 | void (*output_poll_changed)(struct drm_device *dev); |
f453ba04 DA |
667 | }; |
668 | ||
c1aaca23 JB |
669 | /** |
670 | * drm_mode_group - group of mode setting resources for potential sub-grouping | |
671 | * @num_crtcs: CRTC count | |
672 | * @num_encoders: encoder count | |
673 | * @num_connectors: connector count | |
674 | * @id_list: list of KMS object IDs in this group | |
675 | * | |
676 | * Currently this simply tracks the global mode setting state. But in the | |
677 | * future it could allow groups of objects to be set aside into independent | |
678 | * control groups for use by different user level processes (e.g. two X servers | |
679 | * running simultaneously on different heads, each with their own mode | |
680 | * configuration and freedom of mode setting). | |
681 | */ | |
f453ba04 DA |
682 | struct drm_mode_group { |
683 | uint32_t num_crtcs; | |
684 | uint32_t num_encoders; | |
685 | uint32_t num_connectors; | |
3b336ec4 | 686 | uint32_t num_bridges; |
f453ba04 DA |
687 | |
688 | /* list of object IDs for this group */ | |
689 | uint32_t *id_list; | |
690 | }; | |
691 | ||
692 | /** | |
693 | * drm_mode_config - Mode configuration control structure | |
a62c93d5 JB |
694 | * @mutex: mutex protecting KMS related lists and structures |
695 | * @idr_mutex: mutex for KMS ID allocation and management | |
696 | * @crtc_idr: main KMS ID tracking object | |
697 | * @num_fb: number of fbs available | |
698 | * @fb_list: list of framebuffers available | |
699 | * @num_connector: number of connectors on this device | |
700 | * @connector_list: list of connector objects | |
3b336ec4 SP |
701 | * @num_bridge: number of bridges on this device |
702 | * @bridge_list: list of bridge objects | |
a62c93d5 JB |
703 | * @num_encoder: number of encoders on this device |
704 | * @encoder_list: list of encoder objects | |
705 | * @num_crtc: number of CRTCs on this device | |
706 | * @crtc_list: list of CRTC objects | |
707 | * @min_width: minimum pixel width on this device | |
708 | * @min_height: minimum pixel height on this device | |
709 | * @max_width: maximum pixel width on this device | |
710 | * @max_height: maximum pixel height on this device | |
711 | * @funcs: core driver provided mode setting functions | |
712 | * @fb_base: base address of the framebuffer | |
713 | * @poll_enabled: track polling status for this device | |
714 | * @output_poll_work: delayed work for polling in process context | |
715 | * @*_property: core property tracking | |
f453ba04 | 716 | * |
a62c93d5 JB |
717 | * Core mode resource tracking structure. All CRTC, encoders, and connectors |
718 | * enumerated by the driver are added here, as are global properties. Some | |
719 | * global restrictions are also here, e.g. dimension restrictions. | |
f453ba04 DA |
720 | */ |
721 | struct drm_mode_config { | |
ad2563c2 JB |
722 | struct mutex mutex; /* protects configuration (mode lists etc.) */ |
723 | struct mutex idr_mutex; /* for IDR management */ | |
f453ba04 DA |
724 | struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */ |
725 | /* this is limited to one for now */ | |
4b096ac1 DV |
726 | |
727 | ||
728 | /** | |
729 | * fb_lock - mutex to protect fb state | |
730 | * | |
731 | * Besides the global fb list his also protects the fbs list in the | |
732 | * file_priv | |
733 | */ | |
734 | struct mutex fb_lock; | |
f453ba04 DA |
735 | int num_fb; |
736 | struct list_head fb_list; | |
4b096ac1 | 737 | |
f453ba04 DA |
738 | int num_connector; |
739 | struct list_head connector_list; | |
3b336ec4 SP |
740 | int num_bridge; |
741 | struct list_head bridge_list; | |
f453ba04 DA |
742 | int num_encoder; |
743 | struct list_head encoder_list; | |
e27dde3e MR |
744 | |
745 | /* | |
746 | * Track # of overlay planes separately from # of total planes. By | |
747 | * default we only advertise overlay planes to userspace; if userspace | |
748 | * sets the "universal plane" capability bit, we'll go ahead and | |
749 | * expose all planes. | |
750 | */ | |
751 | int num_overlay_plane; | |
752 | int num_total_plane; | |
8cf5c917 | 753 | struct list_head plane_list; |
f453ba04 DA |
754 | |
755 | int num_crtc; | |
756 | struct list_head crtc_list; | |
757 | ||
758 | struct list_head property_list; | |
759 | ||
f453ba04 DA |
760 | int min_width, min_height; |
761 | int max_width, max_height; | |
e6ecefaa | 762 | const struct drm_mode_config_funcs *funcs; |
d883f7f1 | 763 | resource_size_t fb_base; |
f453ba04 | 764 | |
eb1f8e4f DA |
765 | /* output poll support */ |
766 | bool poll_enabled; | |
905bc9ff | 767 | bool poll_running; |
991ea75c | 768 | struct delayed_work output_poll_work; |
eb1f8e4f | 769 | |
f453ba04 DA |
770 | /* pointers to standard properties */ |
771 | struct list_head property_blob_list; | |
772 | struct drm_property *edid_property; | |
773 | struct drm_property *dpms_property; | |
774 | ||
775 | /* DVI-I properties */ | |
776 | struct drm_property *dvi_i_subconnector_property; | |
777 | struct drm_property *dvi_i_select_subconnector_property; | |
778 | ||
779 | /* TV properties */ | |
780 | struct drm_property *tv_subconnector_property; | |
781 | struct drm_property *tv_select_subconnector_property; | |
782 | struct drm_property *tv_mode_property; | |
783 | struct drm_property *tv_left_margin_property; | |
784 | struct drm_property *tv_right_margin_property; | |
785 | struct drm_property *tv_top_margin_property; | |
786 | struct drm_property *tv_bottom_margin_property; | |
b6b7902e FJ |
787 | struct drm_property *tv_brightness_property; |
788 | struct drm_property *tv_contrast_property; | |
789 | struct drm_property *tv_flicker_reduction_property; | |
a75f0236 FJ |
790 | struct drm_property *tv_overscan_property; |
791 | struct drm_property *tv_saturation_property; | |
792 | struct drm_property *tv_hue_property; | |
f453ba04 DA |
793 | |
794 | /* Optional properties */ | |
795 | struct drm_property *scaling_mode_property; | |
884840aa | 796 | struct drm_property *dirty_info_property; |
019d96cb DA |
797 | |
798 | /* dumb ioctl parameters */ | |
799 | uint32_t preferred_depth, prefer_shadow; | |
62f2104f KP |
800 | |
801 | /* whether async page flip is supported or not */ | |
802 | bool async_page_flip; | |
8716ed4e AD |
803 | |
804 | /* cursor size */ | |
805 | uint32_t cursor_width, cursor_height; | |
f453ba04 DA |
806 | }; |
807 | ||
808 | #define obj_to_crtc(x) container_of(x, struct drm_crtc, base) | |
809 | #define obj_to_connector(x) container_of(x, struct drm_connector, base) | |
810 | #define obj_to_encoder(x) container_of(x, struct drm_encoder, base) | |
811 | #define obj_to_mode(x) container_of(x, struct drm_display_mode, base) | |
812 | #define obj_to_fb(x) container_of(x, struct drm_framebuffer, base) | |
813 | #define obj_to_property(x) container_of(x, struct drm_property, base) | |
814 | #define obj_to_blob(x) container_of(x, struct drm_property_blob, base) | |
8cf5c917 | 815 | #define obj_to_plane(x) container_of(x, struct drm_plane, base) |
f453ba04 | 816 | |
4a67d391 SH |
817 | struct drm_prop_enum_list { |
818 | int type; | |
819 | char *name; | |
820 | }; | |
f453ba04 | 821 | |
84849903 DV |
822 | extern void drm_modeset_lock_all(struct drm_device *dev); |
823 | extern void drm_modeset_unlock_all(struct drm_device *dev); | |
6aed8ec3 | 824 | extern void drm_warn_on_modeset_not_all_locked(struct drm_device *dev); |
84849903 | 825 | |
6bfc56aa VS |
826 | extern int drm_crtc_init(struct drm_device *dev, |
827 | struct drm_crtc *crtc, | |
828 | const struct drm_crtc_funcs *funcs); | |
f453ba04 | 829 | extern void drm_crtc_cleanup(struct drm_crtc *crtc); |
db5f7a6e RK |
830 | extern unsigned int drm_crtc_index(struct drm_crtc *crtc); |
831 | ||
832 | /** | |
833 | * drm_crtc_mask - find the mask of a registered CRTC | |
834 | * @crtc: CRTC to find mask for | |
835 | * | |
836 | * Given a registered CRTC, return the mask bit of that CRTC for an | |
837 | * encoder's possible_crtcs field. | |
838 | */ | |
839 | static inline uint32_t drm_crtc_mask(struct drm_crtc *crtc) | |
840 | { | |
841 | return 1 << drm_crtc_index(crtc); | |
842 | } | |
f453ba04 | 843 | |
b21e3afe IM |
844 | extern void drm_connector_ida_init(void); |
845 | extern void drm_connector_ida_destroy(void); | |
6bfc56aa VS |
846 | extern int drm_connector_init(struct drm_device *dev, |
847 | struct drm_connector *connector, | |
848 | const struct drm_connector_funcs *funcs, | |
849 | int connector_type); | |
f453ba04 DA |
850 | |
851 | extern void drm_connector_cleanup(struct drm_connector *connector); | |
cbc7e221 DA |
852 | /* helper to unplug all connectors from sysfs for device */ |
853 | extern void drm_connector_unplug_all(struct drm_device *dev); | |
f453ba04 | 854 | |
3b336ec4 SP |
855 | extern int drm_bridge_init(struct drm_device *dev, struct drm_bridge *bridge, |
856 | const struct drm_bridge_funcs *funcs); | |
857 | extern void drm_bridge_cleanup(struct drm_bridge *bridge); | |
858 | ||
6bfc56aa VS |
859 | extern int drm_encoder_init(struct drm_device *dev, |
860 | struct drm_encoder *encoder, | |
861 | const struct drm_encoder_funcs *funcs, | |
862 | int encoder_type); | |
f453ba04 | 863 | |
3d887368 TR |
864 | /** |
865 | * drm_encoder_crtc_ok - can a given crtc drive a given encoder? | |
866 | * @encoder: encoder to test | |
867 | * @crtc: crtc to test | |
868 | * | |
869 | * Return false if @encoder can't be driven by @crtc, true otherwise. | |
870 | */ | |
871 | static inline bool drm_encoder_crtc_ok(struct drm_encoder *encoder, | |
872 | struct drm_crtc *crtc) | |
873 | { | |
874 | return !!(encoder->possible_crtcs & drm_crtc_mask(crtc)); | |
875 | } | |
876 | ||
8cf5c917 JB |
877 | extern int drm_plane_init(struct drm_device *dev, |
878 | struct drm_plane *plane, | |
879 | unsigned long possible_crtcs, | |
880 | const struct drm_plane_funcs *funcs, | |
0a7eb243 RC |
881 | const uint32_t *formats, uint32_t format_count, |
882 | bool priv); | |
8cf5c917 | 883 | extern void drm_plane_cleanup(struct drm_plane *plane); |
9125e618 | 884 | extern void drm_plane_force_disable(struct drm_plane *plane); |
8cf5c917 | 885 | |
f453ba04 DA |
886 | extern void drm_encoder_cleanup(struct drm_encoder *encoder); |
887 | ||
d20d3174 VS |
888 | extern const char *drm_get_connector_name(const struct drm_connector *connector); |
889 | extern const char *drm_get_connector_status_name(enum drm_connector_status status); | |
ac1bb36c | 890 | extern const char *drm_get_subpixel_order_name(enum subpixel_order order); |
d20d3174 VS |
891 | extern const char *drm_get_dpms_name(int val); |
892 | extern const char *drm_get_dvi_i_subconnector_name(int val); | |
893 | extern const char *drm_get_dvi_i_select_name(int val); | |
894 | extern const char *drm_get_tv_subconnector_name(int val); | |
895 | extern const char *drm_get_tv_select_name(int val); | |
ea39f835 | 896 | extern void drm_fb_release(struct drm_file *file_priv); |
f453ba04 | 897 | extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); |
fbff4690 | 898 | extern bool drm_probe_ddc(struct i2c_adapter *adapter); |
f453ba04 DA |
899 | extern struct edid *drm_get_edid(struct drm_connector *connector, |
900 | struct i2c_adapter *adapter); | |
51f8da59 | 901 | extern struct edid *drm_edid_duplicate(const struct edid *edid); |
f453ba04 | 902 | extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid); |
f453ba04 | 903 | extern void drm_mode_config_init(struct drm_device *dev); |
eb033556 | 904 | extern void drm_mode_config_reset(struct drm_device *dev); |
f453ba04 | 905 | extern void drm_mode_config_cleanup(struct drm_device *dev); |
55310008 | 906 | |
f453ba04 DA |
907 | extern int drm_mode_connector_update_edid_property(struct drm_connector *connector, |
908 | struct edid *edid); | |
c543188a PZ |
909 | extern int drm_object_property_set_value(struct drm_mode_object *obj, |
910 | struct drm_property *property, | |
911 | uint64_t val); | |
912 | extern int drm_object_property_get_value(struct drm_mode_object *obj, | |
913 | struct drm_property *property, | |
914 | uint64_t *value); | |
f453ba04 DA |
915 | extern int drm_framebuffer_init(struct drm_device *dev, |
916 | struct drm_framebuffer *fb, | |
917 | const struct drm_framebuffer_funcs *funcs); | |
786b99ed DV |
918 | extern struct drm_framebuffer *drm_framebuffer_lookup(struct drm_device *dev, |
919 | uint32_t id); | |
f7eff60e RC |
920 | extern void drm_framebuffer_unreference(struct drm_framebuffer *fb); |
921 | extern void drm_framebuffer_reference(struct drm_framebuffer *fb); | |
922 | extern void drm_framebuffer_remove(struct drm_framebuffer *fb); | |
f453ba04 | 923 | extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb); |
36206361 | 924 | extern void drm_framebuffer_unregister_private(struct drm_framebuffer *fb); |
f453ba04 | 925 | |
c543188a PZ |
926 | extern void drm_object_attach_property(struct drm_mode_object *obj, |
927 | struct drm_property *property, | |
928 | uint64_t init_val); | |
f453ba04 DA |
929 | extern struct drm_property *drm_property_create(struct drm_device *dev, int flags, |
930 | const char *name, int num_values); | |
4a67d391 SH |
931 | extern struct drm_property *drm_property_create_enum(struct drm_device *dev, int flags, |
932 | const char *name, | |
49e27545 RC |
933 | const struct drm_prop_enum_list *props, |
934 | int num_values); | |
935 | struct drm_property *drm_property_create_bitmask(struct drm_device *dev, | |
936 | int flags, const char *name, | |
4a67d391 SH |
937 | const struct drm_prop_enum_list *props, |
938 | int num_values); | |
d9bc3c02 SH |
939 | struct drm_property *drm_property_create_range(struct drm_device *dev, int flags, |
940 | const char *name, | |
941 | uint64_t min, uint64_t max); | |
f453ba04 DA |
942 | extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property); |
943 | extern int drm_property_add_enum(struct drm_property *property, int index, | |
944 | uint64_t value, const char *name); | |
945 | extern int drm_mode_create_dvi_i_properties(struct drm_device *dev); | |
946 | extern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats, | |
947 | char *formats[]); | |
948 | extern int drm_mode_create_scaling_mode_property(struct drm_device *dev); | |
884840aa | 949 | extern int drm_mode_create_dirty_info_property(struct drm_device *dev); |
d20d3174 | 950 | extern const char *drm_get_encoder_name(const struct drm_encoder *encoder); |
f453ba04 DA |
951 | |
952 | extern int drm_mode_connector_attach_encoder(struct drm_connector *connector, | |
953 | struct drm_encoder *encoder); | |
4cae5b84 | 954 | extern int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, |
f453ba04 | 955 | int gamma_size); |
7a9c9060 DV |
956 | extern struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, |
957 | uint32_t id, uint32_t type); | |
f453ba04 DA |
958 | /* IOCTLs */ |
959 | extern int drm_mode_getresources(struct drm_device *dev, | |
960 | void *data, struct drm_file *file_priv); | |
8cf5c917 JB |
961 | extern int drm_mode_getplane_res(struct drm_device *dev, void *data, |
962 | struct drm_file *file_priv); | |
f453ba04 DA |
963 | extern int drm_mode_getcrtc(struct drm_device *dev, |
964 | void *data, struct drm_file *file_priv); | |
965 | extern int drm_mode_getconnector(struct drm_device *dev, | |
966 | void *data, struct drm_file *file_priv); | |
2d13b679 | 967 | extern int drm_mode_set_config_internal(struct drm_mode_set *set); |
f453ba04 DA |
968 | extern int drm_mode_setcrtc(struct drm_device *dev, |
969 | void *data, struct drm_file *file_priv); | |
8cf5c917 JB |
970 | extern int drm_mode_getplane(struct drm_device *dev, |
971 | void *data, struct drm_file *file_priv); | |
972 | extern int drm_mode_setplane(struct drm_device *dev, | |
973 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
974 | extern int drm_mode_cursor_ioctl(struct drm_device *dev, |
975 | void *data, struct drm_file *file_priv); | |
4c813d4d DA |
976 | extern int drm_mode_cursor2_ioctl(struct drm_device *dev, |
977 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
978 | extern int drm_mode_addfb(struct drm_device *dev, |
979 | void *data, struct drm_file *file_priv); | |
308e5bcb JB |
980 | extern int drm_mode_addfb2(struct drm_device *dev, |
981 | void *data, struct drm_file *file_priv); | |
982 | extern uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth); | |
f453ba04 DA |
983 | extern int drm_mode_rmfb(struct drm_device *dev, |
984 | void *data, struct drm_file *file_priv); | |
985 | extern int drm_mode_getfb(struct drm_device *dev, | |
986 | void *data, struct drm_file *file_priv); | |
884840aa JB |
987 | extern int drm_mode_dirtyfb_ioctl(struct drm_device *dev, |
988 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
989 | |
990 | extern int drm_mode_getproperty_ioctl(struct drm_device *dev, | |
991 | void *data, struct drm_file *file_priv); | |
992 | extern int drm_mode_getblob_ioctl(struct drm_device *dev, | |
993 | void *data, struct drm_file *file_priv); | |
994 | extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev, | |
995 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
996 | extern int drm_mode_getencoder(struct drm_device *dev, |
997 | void *data, struct drm_file *file_priv); | |
998 | extern int drm_mode_gamma_get_ioctl(struct drm_device *dev, | |
999 | void *data, struct drm_file *file_priv); | |
1000 | extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, | |
1001 | void *data, struct drm_file *file_priv); | |
18316c8c | 1002 | extern u8 drm_match_cea_mode(const struct drm_display_mode *to_match); |
f23c20c8 | 1003 | extern bool drm_detect_hdmi_monitor(struct edid *edid); |
8fe9790d | 1004 | extern bool drm_detect_monitor_audio(struct edid *edid); |
b1edd6a6 | 1005 | extern bool drm_rgb_quant_range_selectable(struct edid *edid); |
d91d8a3f KH |
1006 | extern int drm_mode_page_flip_ioctl(struct drm_device *dev, |
1007 | void *data, struct drm_file *file_priv); | |
f0fda0a4 ZY |
1008 | extern int drm_add_modes_noedid(struct drm_connector *connector, |
1009 | int hdisplay, int vdisplay); | |
3cf70daf GH |
1010 | extern void drm_set_preferred_mode(struct drm_connector *connector, |
1011 | int hpref, int vpref); | |
3c537889 | 1012 | |
051963d4 | 1013 | extern int drm_edid_header_is_valid(const u8 *raw_edid); |
0b2443ed | 1014 | extern bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid); |
3c537889 | 1015 | extern bool drm_edid_is_valid(struct edid *edid); |
1d42bbc8 | 1016 | struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev, |
f6e252ba AJ |
1017 | int hsize, int vsize, int fresh, |
1018 | bool rb); | |
ff72145b DA |
1019 | |
1020 | extern int drm_mode_create_dumb_ioctl(struct drm_device *dev, | |
1021 | void *data, struct drm_file *file_priv); | |
1022 | extern int drm_mode_mmap_dumb_ioctl(struct drm_device *dev, | |
1023 | void *data, struct drm_file *file_priv); | |
1024 | extern int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, | |
1025 | void *data, struct drm_file *file_priv); | |
c543188a PZ |
1026 | extern int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data, |
1027 | struct drm_file *file_priv); | |
1028 | extern int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data, | |
1029 | struct drm_file *file_priv); | |
248dbc23 DA |
1030 | |
1031 | extern void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, | |
1032 | int *bpp); | |
141670e9 | 1033 | extern int drm_format_num_planes(uint32_t format); |
5a86bd55 | 1034 | extern int drm_format_plane_cpp(uint32_t format, int plane); |
01b68b04 VS |
1035 | extern int drm_format_horz_chroma_subsampling(uint32_t format); |
1036 | extern int drm_format_vert_chroma_subsampling(uint32_t format); | |
d20d3174 | 1037 | extern const char *drm_get_format_name(uint32_t format); |
141670e9 | 1038 | |
96f60e37 RK |
1039 | /* Helpers */ |
1040 | static inline struct drm_crtc *drm_crtc_find(struct drm_device *dev, | |
1041 | uint32_t id) | |
1042 | { | |
1043 | struct drm_mode_object *mo; | |
1044 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_CRTC); | |
1045 | return mo ? obj_to_crtc(mo) : NULL; | |
1046 | } | |
1047 | ||
1048 | static inline struct drm_encoder *drm_encoder_find(struct drm_device *dev, | |
1049 | uint32_t id) | |
1050 | { | |
1051 | struct drm_mode_object *mo; | |
1052 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_ENCODER); | |
1053 | return mo ? obj_to_encoder(mo) : NULL; | |
1054 | } | |
1055 | ||
e27dde3e MR |
1056 | /* Plane list iterator for legacy (overlay only) planes. */ |
1057 | #define drm_for_each_legacy_plane(plane, planelist) \ | |
1058 | list_for_each_entry(plane, planelist, head) \ | |
1059 | if (plane->type == DRM_PLANE_TYPE_OVERLAY) | |
1060 | ||
f453ba04 | 1061 | #endif /* __DRM_CRTC_H__ */ |