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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> |
d7d2c48e DH |
34 | #include <uapi/drm/drm_mode.h> |
35 | #include <uapi/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; | |
7e435aad | 44 | struct device_node; |
e2330f07 | 45 | struct fence; |
f453ba04 DA |
46 | |
47 | #define DRM_MODE_OBJECT_CRTC 0xcccccccc | |
48 | #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0 | |
49 | #define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0 | |
50 | #define DRM_MODE_OBJECT_MODE 0xdededede | |
51 | #define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0 | |
52 | #define DRM_MODE_OBJECT_FB 0xfbfbfbfb | |
53 | #define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb | |
8cf5c917 | 54 | #define DRM_MODE_OBJECT_PLANE 0xeeeeeeee |
3b336ec4 | 55 | #define DRM_MODE_OBJECT_BRIDGE 0xbdbdbdbd |
98f75de4 | 56 | #define DRM_MODE_OBJECT_ANY 0 |
f453ba04 DA |
57 | |
58 | struct drm_mode_object { | |
59 | uint32_t id; | |
60 | uint32_t type; | |
7e3bdf4a PZ |
61 | struct drm_object_properties *properties; |
62 | }; | |
63 | ||
fe456168 | 64 | #define DRM_OBJECT_MAX_PROPERTY 24 |
7e3bdf4a | 65 | struct drm_object_properties { |
7f88a9be | 66 | int count; |
7e3bdf4a PZ |
67 | uint32_t ids[DRM_OBJECT_MAX_PROPERTY]; |
68 | uint64_t values[DRM_OBJECT_MAX_PROPERTY]; | |
f453ba04 DA |
69 | }; |
70 | ||
ebc44cf3 RC |
71 | static inline int64_t U642I64(uint64_t val) |
72 | { | |
73 | return (int64_t)*((int64_t *)&val); | |
74 | } | |
75 | static inline uint64_t I642U64(int64_t val) | |
76 | { | |
77 | return (uint64_t)*((uint64_t *)&val); | |
78 | } | |
79 | ||
06596961 VS |
80 | /* rotation property bits */ |
81 | #define DRM_ROTATE_0 0 | |
82 | #define DRM_ROTATE_90 1 | |
83 | #define DRM_ROTATE_180 2 | |
84 | #define DRM_ROTATE_270 3 | |
85 | #define DRM_REFLECT_X 4 | |
86 | #define DRM_REFLECT_Y 5 | |
87 | ||
55310008 DV |
88 | enum drm_connector_force { |
89 | DRM_FORCE_UNSPECIFIED, | |
90 | DRM_FORCE_OFF, | |
91 | DRM_FORCE_ON, /* force on analog part normally */ | |
92 | DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */ | |
f453ba04 DA |
93 | }; |
94 | ||
55310008 | 95 | #include <drm/drm_modes.h> |
4aa17cf0 | 96 | |
f453ba04 DA |
97 | enum drm_connector_status { |
98 | connector_status_connected = 1, | |
99 | connector_status_disconnected = 2, | |
100 | connector_status_unknown = 3, | |
101 | }; | |
102 | ||
103 | enum subpixel_order { | |
104 | SubPixelUnknown = 0, | |
105 | SubPixelHorizontalRGB, | |
106 | SubPixelHorizontalBGR, | |
107 | SubPixelVerticalRGB, | |
108 | SubPixelVerticalBGR, | |
109 | SubPixelNone, | |
110 | }; | |
111 | ||
da05a5a7 JB |
112 | #define DRM_COLOR_FORMAT_RGB444 (1<<0) |
113 | #define DRM_COLOR_FORMAT_YCRCB444 (1<<1) | |
114 | #define DRM_COLOR_FORMAT_YCRCB422 (1<<2) | |
f453ba04 DA |
115 | /* |
116 | * Describes a given display (e.g. CRT or flat panel) and its limitations. | |
117 | */ | |
118 | struct drm_display_info { | |
119 | char name[DRM_DISPLAY_INFO_LEN]; | |
fb439640 | 120 | |
f453ba04 DA |
121 | /* Physical size */ |
122 | unsigned int width_mm; | |
123 | unsigned int height_mm; | |
124 | ||
f453ba04 DA |
125 | /* Clock limits FIXME: storage format */ |
126 | unsigned int min_vfreq, max_vfreq; | |
127 | unsigned int min_hfreq, max_hfreq; | |
128 | unsigned int pixel_clock; | |
3b11228b | 129 | unsigned int bpc; |
f453ba04 | 130 | |
f453ba04 | 131 | enum subpixel_order subpixel_order; |
da05a5a7 | 132 | u32 color_formats; |
f453ba04 | 133 | |
5d02626d MK |
134 | /* Mask of supported hdmi deep color modes */ |
135 | u8 edid_hdmi_dc_modes; | |
136 | ||
ebec9a7b | 137 | u8 cea_rev; |
f453ba04 DA |
138 | }; |
139 | ||
140 | struct drm_framebuffer_funcs { | |
f7eff60e | 141 | /* note: use drm_framebuffer_remove() */ |
f453ba04 DA |
142 | void (*destroy)(struct drm_framebuffer *framebuffer); |
143 | int (*create_handle)(struct drm_framebuffer *fb, | |
144 | struct drm_file *file_priv, | |
145 | unsigned int *handle); | |
3bf0401c DV |
146 | /* |
147 | * Optional callback for the dirty fb ioctl. | |
884840aa JB |
148 | * |
149 | * Userspace can notify the driver via this callback | |
150 | * that a area of the framebuffer has changed and should | |
151 | * be flushed to the display hardware. | |
152 | * | |
153 | * See documentation in drm_mode.h for the struct | |
154 | * drm_mode_fb_dirty_cmd for more information as all | |
155 | * the semantics and arguments have a one to one mapping | |
156 | * on this function. | |
157 | */ | |
02b00162 TH |
158 | int (*dirty)(struct drm_framebuffer *framebuffer, |
159 | struct drm_file *file_priv, unsigned flags, | |
884840aa JB |
160 | unsigned color, struct drm_clip_rect *clips, |
161 | unsigned num_clips); | |
f453ba04 DA |
162 | }; |
163 | ||
164 | struct drm_framebuffer { | |
165 | struct drm_device *dev; | |
f7eff60e RC |
166 | /* |
167 | * Note that the fb is refcounted for the benefit of driver internals, | |
168 | * for example some hw, disabling a CRTC/plane is asynchronous, and | |
169 | * scanout does not actually complete until the next vblank. So some | |
170 | * cleanup (like releasing the reference(s) on the backing GEM bo(s)) | |
171 | * should be deferred. In cases like this, the driver would like to | |
172 | * hold a ref to the fb even though it has already been removed from | |
173 | * userspace perspective. | |
174 | */ | |
175 | struct kref refcount; | |
4b096ac1 DV |
176 | /* |
177 | * Place on the dev->mode_config.fb_list, access protected by | |
178 | * dev->mode_config.fb_lock. | |
179 | */ | |
f453ba04 DA |
180 | struct list_head head; |
181 | struct drm_mode_object base; | |
182 | const struct drm_framebuffer_funcs *funcs; | |
01f2c773 VS |
183 | unsigned int pitches[4]; |
184 | unsigned int offsets[4]; | |
f453ba04 DA |
185 | unsigned int width; |
186 | unsigned int height; | |
187 | /* depth can be 15 or 16 */ | |
188 | unsigned int depth; | |
189 | int bits_per_pixel; | |
190 | int flags; | |
308e5bcb | 191 | uint32_t pixel_format; /* fourcc format */ |
f453ba04 | 192 | struct list_head filp_head; |
785b93ef DA |
193 | /* if you are using the helper */ |
194 | void *helper_private; | |
f453ba04 DA |
195 | }; |
196 | ||
197 | struct drm_property_blob { | |
198 | struct drm_mode_object base; | |
199 | struct list_head head; | |
ecbbe59b | 200 | size_t length; |
d63f5e6b | 201 | unsigned char data[]; |
f453ba04 DA |
202 | }; |
203 | ||
204 | struct drm_property_enum { | |
205 | uint64_t value; | |
206 | struct list_head head; | |
207 | char name[DRM_PROP_NAME_LEN]; | |
208 | }; | |
209 | ||
210 | struct drm_property { | |
211 | struct list_head head; | |
212 | struct drm_mode_object base; | |
213 | uint32_t flags; | |
214 | char name[DRM_PROP_NAME_LEN]; | |
215 | uint32_t num_values; | |
216 | uint64_t *values; | |
98f75de4 | 217 | struct drm_device *dev; |
f453ba04 DA |
218 | |
219 | struct list_head enum_blob_list; | |
220 | }; | |
221 | ||
222 | struct drm_crtc; | |
223 | struct drm_connector; | |
224 | struct drm_encoder; | |
d91d8a3f | 225 | struct drm_pending_vblank_event; |
8cf5c917 | 226 | struct drm_plane; |
3b336ec4 | 227 | struct drm_bridge; |
144ecb97 DV |
228 | struct drm_atomic_state; |
229 | ||
230 | /** | |
cc4ceb48 | 231 | * struct drm_crtc_state - mutable CRTC state |
144ecb97 | 232 | * @enable: whether the CRTC should be enabled, gates all other state |
623369e5 DV |
233 | * @mode_changed: for use by helpers and drivers when computing state updates |
234 | * @last_vblank_count: for helpers and drivers to capture the vblank of the | |
235 | * update to ensure framebuffer cleanup isn't done too early | |
c2fcd274 | 236 | * @planes_changed: for use by helpers and drivers when computing state updates |
2f324b42 | 237 | * @adjusted_mode: for use by helpers and drivers to compute adjusted mode timings |
144ecb97 DV |
238 | * @mode: current mode timings |
239 | * @event: optional pointer to a DRM event to signal upon completion of the | |
240 | * state update | |
241 | * @state: backpointer to global drm_atomic_state | |
242 | */ | |
243 | struct drm_crtc_state { | |
cc4ceb48 | 244 | bool enable; |
144ecb97 | 245 | |
c2fcd274 DV |
246 | /* computed state bits used by helpers and drivers */ |
247 | bool planes_changed : 1; | |
623369e5 DV |
248 | bool mode_changed : 1; |
249 | ||
250 | /* last_vblank_count: for vblank waits before cleanup */ | |
251 | u32 last_vblank_count; | |
c2fcd274 | 252 | |
2f324b42 DV |
253 | /* adjusted_mode: for use by helpers and drivers */ |
254 | struct drm_display_mode adjusted_mode; | |
255 | ||
144ecb97 DV |
256 | struct drm_display_mode mode; |
257 | ||
258 | struct drm_pending_vblank_event *event; | |
259 | ||
260 | struct drm_atomic_state *state; | |
261 | }; | |
f453ba04 DA |
262 | |
263 | /** | |
3bf0401c | 264 | * struct drm_crtc_funcs - control CRTCs for a given device |
f453ba04 | 265 | * @save: save CRTC state |
3b02ab88 | 266 | * @restore: restore CRTC state |
715f59cc | 267 | * @reset: reset CRTC after state has been invalidated (e.g. resume) |
3b02ab88 | 268 | * @cursor_set: setup the cursor |
2c0c33d4 | 269 | * @cursor_set2: setup the cursor with hotspot, superseeds @cursor_set if set |
3b02ab88 | 270 | * @cursor_move: move the cursor |
f453ba04 | 271 | * @gamma_set: specify color ramp for CRTC |
bffd9de0 PZ |
272 | * @destroy: deinit and free object |
273 | * @set_property: called when a property is changed | |
3b02ab88 LP |
274 | * @set_config: apply a new CRTC configuration |
275 | * @page_flip: initiate a page flip | |
144ecb97 DV |
276 | * @atomic_duplicate_state: duplicate the atomic state for this CRTC |
277 | * @atomic_destroy_state: destroy an atomic state for this CRTC | |
278 | * @atomic_set_property: set a property on an atomic state for this CRTC | |
f453ba04 DA |
279 | * |
280 | * The drm_crtc_funcs structure is the central CRTC management structure | |
281 | * in the DRM. Each CRTC controls one or more connectors (note that the name | |
282 | * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc. | |
283 | * connectors, not just CRTs). | |
284 | * | |
285 | * Each driver is responsible for filling out this structure at startup time, | |
286 | * in addition to providing other modesetting features, like i2c and DDC | |
287 | * bus accessors. | |
288 | */ | |
289 | struct drm_crtc_funcs { | |
290 | /* Save CRTC state */ | |
291 | void (*save)(struct drm_crtc *crtc); /* suspend? */ | |
292 | /* Restore CRTC state */ | |
293 | void (*restore)(struct drm_crtc *crtc); /* resume? */ | |
eb033556 CW |
294 | /* Reset CRTC state */ |
295 | void (*reset)(struct drm_crtc *crtc); | |
f453ba04 DA |
296 | |
297 | /* cursor controls */ | |
298 | int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv, | |
299 | uint32_t handle, uint32_t width, uint32_t height); | |
4c813d4d DA |
300 | int (*cursor_set2)(struct drm_crtc *crtc, struct drm_file *file_priv, |
301 | uint32_t handle, uint32_t width, uint32_t height, | |
302 | int32_t hot_x, int32_t hot_y); | |
f453ba04 DA |
303 | int (*cursor_move)(struct drm_crtc *crtc, int x, int y); |
304 | ||
305 | /* Set gamma on the CRTC */ | |
306 | void (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b, | |
7203425a | 307 | uint32_t start, uint32_t size); |
f453ba04 DA |
308 | /* Object destroy routine */ |
309 | void (*destroy)(struct drm_crtc *crtc); | |
310 | ||
311 | int (*set_config)(struct drm_mode_set *set); | |
d91d8a3f KH |
312 | |
313 | /* | |
314 | * Flip to the given framebuffer. This implements the page | |
25985edc | 315 | * flip ioctl described in drm_mode.h, specifically, the |
d91d8a3f KH |
316 | * implementation must return immediately and block all |
317 | * rendering to the current fb until the flip has completed. | |
318 | * If userspace set the event flag in the ioctl, the event | |
319 | * argument will point to an event to send back when the flip | |
320 | * completes, otherwise it will be NULL. | |
321 | */ | |
322 | int (*page_flip)(struct drm_crtc *crtc, | |
323 | struct drm_framebuffer *fb, | |
ed8d1975 KP |
324 | struct drm_pending_vblank_event *event, |
325 | uint32_t flags); | |
bffd9de0 PZ |
326 | |
327 | int (*set_property)(struct drm_crtc *crtc, | |
328 | struct drm_property *property, uint64_t val); | |
144ecb97 DV |
329 | |
330 | /* atomic update handling */ | |
331 | struct drm_crtc_state *(*atomic_duplicate_state)(struct drm_crtc *crtc); | |
332 | void (*atomic_destroy_state)(struct drm_crtc *crtc, | |
cc4ceb48 | 333 | struct drm_crtc_state *state); |
144ecb97 DV |
334 | int (*atomic_set_property)(struct drm_crtc *crtc, |
335 | struct drm_crtc_state *state, | |
336 | struct drm_property *property, | |
337 | uint64_t val); | |
f453ba04 DA |
338 | }; |
339 | ||
340 | /** | |
3bf0401c | 341 | * struct drm_crtc - central CRTC control structure |
7749163e | 342 | * @dev: parent DRM device |
2c0c33d4 | 343 | * @port: OF node used by drm_of_find_possible_crtcs() |
7749163e | 344 | * @head: list management |
51fd371b | 345 | * @mutex: per-CRTC locking |
7749163e | 346 | * @base: base KMS object for ID tracking etc. |
e13161af MR |
347 | * @primary: primary plane for this CRTC |
348 | * @cursor: cursor plane for this CRTC | |
2c0c33d4 DV |
349 | * @cursor_x: current x position of the cursor, used for universal cursor planes |
350 | * @cursor_y: current y position of the cursor, used for universal cursor planes | |
f453ba04 | 351 | * @enabled: is this CRTC enabled? |
7749163e JB |
352 | * @mode: current mode timings |
353 | * @hwmode: mode timings as programmed to hw regs | |
7c80e128 RC |
354 | * @invert_dimensions: for purposes of error checking crtc vs fb sizes, |
355 | * invert the width/height of the crtc. This is used if the driver | |
356 | * is performing 90 or 270 degree rotated scanout | |
f453ba04 DA |
357 | * @x: x position on screen |
358 | * @y: y position on screen | |
f453ba04 | 359 | * @funcs: CRTC control functions |
7749163e JB |
360 | * @gamma_size: size of gamma ramp |
361 | * @gamma_store: gamma ramp values | |
362 | * @framedur_ns: precise frame timing | |
2c0c33d4 | 363 | * @linedur_ns: precise line timing |
7749163e JB |
364 | * @pixeldur_ns: precise pixel timing |
365 | * @helper_private: mid-layer private data | |
bffd9de0 | 366 | * @properties: property tracking for this CRTC |
144ecb97 | 367 | * @state: current atomic state for this CRTC |
2c0c33d4 DV |
368 | * @acquire_ctx: per-CRTC implicit acquire context used by atomic drivers for |
369 | * legacy ioctls | |
f453ba04 DA |
370 | * |
371 | * Each CRTC may have one or more connectors associated with it. This structure | |
372 | * allows the CRTC to be controlled. | |
373 | */ | |
374 | struct drm_crtc { | |
375 | struct drm_device *dev; | |
7e435aad | 376 | struct device_node *port; |
f453ba04 DA |
377 | struct list_head head; |
378 | ||
3bf0401c | 379 | /* |
29494c17 DV |
380 | * crtc mutex |
381 | * | |
382 | * This provides a read lock for the overall crtc state (mode, dpms | |
383 | * state, ...) and a write lock for everything which can be update | |
384 | * without a full modeset (fb, cursor data, ...) | |
385 | */ | |
51fd371b | 386 | struct drm_modeset_lock mutex; |
29494c17 | 387 | |
f453ba04 DA |
388 | struct drm_mode_object base; |
389 | ||
e13161af MR |
390 | /* primary and cursor planes for CRTC */ |
391 | struct drm_plane *primary; | |
392 | struct drm_plane *cursor; | |
393 | ||
161d0dc1 MR |
394 | /* position of cursor plane on crtc */ |
395 | int cursor_x; | |
396 | int cursor_y; | |
397 | ||
f453ba04 DA |
398 | bool enabled; |
399 | ||
27641c3f | 400 | /* Requested mode from modesetting. */ |
f453ba04 DA |
401 | struct drm_display_mode mode; |
402 | ||
27641c3f MK |
403 | /* Programmed mode in hw, after adjustments for encoders, |
404 | * crtc, panel scaling etc. Needed for timestamping etc. | |
405 | */ | |
406 | struct drm_display_mode hwmode; | |
407 | ||
7c80e128 RC |
408 | bool invert_dimensions; |
409 | ||
f453ba04 | 410 | int x, y; |
f453ba04 DA |
411 | const struct drm_crtc_funcs *funcs; |
412 | ||
413 | /* CRTC gamma size for reporting to userspace */ | |
414 | uint32_t gamma_size; | |
415 | uint16_t *gamma_store; | |
416 | ||
27641c3f | 417 | /* Constants needed for precise vblank and swap timestamping. */ |
3c184f69 | 418 | int framedur_ns, linedur_ns, pixeldur_ns; |
27641c3f | 419 | |
f453ba04 DA |
420 | /* if you are using the helper */ |
421 | void *helper_private; | |
bffd9de0 PZ |
422 | |
423 | struct drm_object_properties properties; | |
d059f652 | 424 | |
144ecb97 DV |
425 | struct drm_crtc_state *state; |
426 | ||
d059f652 DV |
427 | /* |
428 | * For legacy crtc ioctls so that atomic drivers can get at the locking | |
429 | * acquire context. | |
430 | */ | |
431 | struct drm_modeset_acquire_ctx *acquire_ctx; | |
f453ba04 DA |
432 | }; |
433 | ||
144ecb97 DV |
434 | /** |
435 | * struct drm_connector_state - mutable connector state | |
cc4ceb48 | 436 | * @crtc: CRTC to connect connector to, NULL if disabled |
623369e5 | 437 | * @best_encoder: can be used by helpers and drivers to select the encoder |
144ecb97 DV |
438 | * @state: backpointer to global drm_atomic_state |
439 | */ | |
440 | struct drm_connector_state { | |
441 | struct drm_crtc *crtc; | |
442 | ||
623369e5 DV |
443 | struct drm_encoder *best_encoder; |
444 | ||
144ecb97 DV |
445 | struct drm_atomic_state *state; |
446 | }; | |
f453ba04 DA |
447 | |
448 | /** | |
3bf0401c | 449 | * struct drm_connector_funcs - control connectors on a given device |
f453ba04 DA |
450 | * @dpms: set power state (see drm_crtc_funcs above) |
451 | * @save: save connector state | |
452 | * @restore: restore connector state | |
13bcf01b | 453 | * @reset: reset connector after state has been invalidated (e.g. resume) |
f453ba04 | 454 | * @detect: is this connector active? |
3b02ab88 | 455 | * @fill_modes: fill mode list for this connector |
13bcf01b | 456 | * @set_property: property for this connector may need an update |
f453ba04 | 457 | * @destroy: make object go away |
13bcf01b | 458 | * @force: notify the driver that the connector is forced on |
144ecb97 DV |
459 | * @atomic_duplicate_state: duplicate the atomic state for this connector |
460 | * @atomic_destroy_state: destroy an atomic state for this connector | |
461 | * @atomic_set_property: set a property on an atomic state for this connector | |
462 | * | |
f453ba04 DA |
463 | * Each CRTC may have one or more connectors attached to it. The functions |
464 | * below allow the core DRM code to control connectors, enumerate available modes, | |
465 | * etc. | |
466 | */ | |
467 | struct drm_connector_funcs { | |
468 | void (*dpms)(struct drm_connector *connector, int mode); | |
469 | void (*save)(struct drm_connector *connector); | |
470 | void (*restore)(struct drm_connector *connector); | |
eb033556 | 471 | void (*reset)(struct drm_connector *connector); |
930a9e28 CW |
472 | |
473 | /* Check to see if anything is attached to the connector. | |
474 | * @force is set to false whilst polling, true when checking the | |
475 | * connector due to user request. @force can be used by the driver | |
476 | * to avoid expensive, destructive operations during automated | |
477 | * probing. | |
478 | */ | |
7b334fcb | 479 | enum drm_connector_status (*detect)(struct drm_connector *connector, |
930a9e28 | 480 | bool force); |
40a518d9 | 481 | int (*fill_modes)(struct drm_connector *connector, uint32_t max_width, uint32_t max_height); |
f453ba04 DA |
482 | int (*set_property)(struct drm_connector *connector, struct drm_property *property, |
483 | uint64_t val); | |
484 | void (*destroy)(struct drm_connector *connector); | |
d50ba256 | 485 | void (*force)(struct drm_connector *connector); |
144ecb97 DV |
486 | |
487 | /* atomic update handling */ | |
488 | struct drm_connector_state *(*atomic_duplicate_state)(struct drm_connector *connector); | |
489 | void (*atomic_destroy_state)(struct drm_connector *connector, | |
cc4ceb48 | 490 | struct drm_connector_state *state); |
144ecb97 DV |
491 | int (*atomic_set_property)(struct drm_connector *connector, |
492 | struct drm_connector_state *state, | |
493 | struct drm_property *property, | |
494 | uint64_t val); | |
f453ba04 DA |
495 | }; |
496 | ||
6c3db920 | 497 | /** |
3bf0401c | 498 | * struct drm_encoder_funcs - encoder controls |
6c3db920 JB |
499 | * @reset: reset state (e.g. at init or resume time) |
500 | * @destroy: cleanup and free associated data | |
501 | * | |
502 | * Encoders sit between CRTCs and connectors. | |
503 | */ | |
f453ba04 | 504 | struct drm_encoder_funcs { |
eb033556 | 505 | void (*reset)(struct drm_encoder *encoder); |
f453ba04 DA |
506 | void (*destroy)(struct drm_encoder *encoder); |
507 | }; | |
508 | ||
afe887df | 509 | #define DRM_CONNECTOR_MAX_ENCODER 3 |
f453ba04 DA |
510 | |
511 | /** | |
3bf0401c | 512 | * struct drm_encoder - central DRM encoder structure |
db3e4499 JB |
513 | * @dev: parent DRM device |
514 | * @head: list management | |
515 | * @base: base KMS object | |
e5748946 | 516 | * @name: encoder name |
db3e4499 JB |
517 | * @encoder_type: one of the %DRM_MODE_ENCODER_<foo> types in drm_mode.h |
518 | * @possible_crtcs: bitmask of potential CRTC bindings | |
519 | * @possible_clones: bitmask of potential sibling encoders for cloning | |
520 | * @crtc: currently bound CRTC | |
3b336ec4 | 521 | * @bridge: bridge associated to the encoder |
db3e4499 JB |
522 | * @funcs: control functions |
523 | * @helper_private: mid-layer private data | |
524 | * | |
525 | * CRTCs drive pixels to encoders, which convert them into signals | |
526 | * appropriate for a given connector or set of connectors. | |
f453ba04 DA |
527 | */ |
528 | struct drm_encoder { | |
529 | struct drm_device *dev; | |
530 | struct list_head head; | |
531 | ||
532 | struct drm_mode_object base; | |
e5748946 | 533 | char *name; |
f453ba04 DA |
534 | int encoder_type; |
535 | uint32_t possible_crtcs; | |
536 | uint32_t possible_clones; | |
537 | ||
538 | struct drm_crtc *crtc; | |
3b336ec4 | 539 | struct drm_bridge *bridge; |
f453ba04 DA |
540 | const struct drm_encoder_funcs *funcs; |
541 | void *helper_private; | |
542 | }; | |
543 | ||
eb1f8e4f DA |
544 | /* should we poll this connector for connects and disconnects */ |
545 | /* hot plug detectable */ | |
546 | #define DRM_CONNECTOR_POLL_HPD (1 << 0) | |
547 | /* poll for connections */ | |
548 | #define DRM_CONNECTOR_POLL_CONNECT (1 << 1) | |
549 | /* can cleanly poll for disconnections without flickering the screen */ | |
550 | /* DACs should rarely do this without a lot of testing */ | |
551 | #define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2) | |
552 | ||
76adaa34 WF |
553 | #define MAX_ELD_BYTES 128 |
554 | ||
f453ba04 | 555 | /** |
3bf0401c | 556 | * struct drm_connector - central DRM connector control structure |
72252548 JB |
557 | * @dev: parent DRM device |
558 | * @kdev: kernel device for sysfs attributes | |
559 | * @attr: sysfs attributes | |
560 | * @head: list management | |
561 | * @base: base KMS object | |
2abdd313 | 562 | * @name: connector name |
72252548 JB |
563 | * @connector_type: one of the %DRM_MODE_CONNECTOR_<foo> types from drm_mode.h |
564 | * @connector_type_id: index into connector type enum | |
f453ba04 DA |
565 | * @interlace_allowed: can this connector handle interlaced modes? |
566 | * @doublescan_allowed: can this connector handle doublescan? | |
2c0c33d4 | 567 | * @stereo_allowed: can this connector handle stereo modes? |
72252548 JB |
568 | * @modes: modes available on this connector (from fill_modes() + user) |
569 | * @status: one of the drm_connector_status enums (connected, not, or unknown) | |
570 | * @probed_modes: list of modes derived directly from the display | |
571 | * @display_info: information about attached display (e.g. from EDID) | |
f453ba04 | 572 | * @funcs: connector control functions |
72252548 | 573 | * @edid_blob_ptr: DRM property containing EDID if present |
7e3bdf4a | 574 | * @properties: property tracking for this connector |
2c0c33d4 | 575 | * @path_blob_ptr: DRM blob property data for the DP MST path property |
72252548 JB |
576 | * @polled: a %DRM_CONNECTOR_POLL_<foo> value for core driven polling |
577 | * @dpms: current dpms state | |
578 | * @helper_private: mid-layer private data | |
2c0c33d4 | 579 | * @cmdline_mode: mode line parsed from the kernel cmdline for this connector |
72252548 | 580 | * @force: a %DRM_FORCE_<foo> state for forced mode sets |
2c0c33d4 | 581 | * @override_edid: has the EDID been overwritten through debugfs for testing? |
72252548 JB |
582 | * @encoder_ids: valid encoders for this connector |
583 | * @encoder: encoder driving this connector, if any | |
584 | * @eld: EDID-like data, if present | |
585 | * @dvi_dual: dual link DVI, if found | |
586 | * @max_tmds_clock: max clock rate, if found | |
587 | * @latency_present: AV delay info from ELD, if found | |
588 | * @video_latency: video latency info from ELD, if found | |
589 | * @audio_latency: audio latency info from ELD, if found | |
590 | * @null_edid_counter: track sinks that give us all zeros for the EDID | |
2c0c33d4 DV |
591 | * @bad_edid_counter: track sinks that give us an EDID with invalid checksum |
592 | * @debugfs_entry: debugfs directory for this connector | |
144ecb97 | 593 | * @state: current atomic state for this connector |
f453ba04 DA |
594 | * |
595 | * Each connector may be connected to one or more CRTCs, or may be clonable by | |
596 | * another connector if they can share a CRTC. Each connector also has a specific | |
597 | * position in the broader display (referred to as a 'screen' though it could | |
598 | * span multiple monitors). | |
599 | */ | |
600 | struct drm_connector { | |
601 | struct drm_device *dev; | |
5bdebb18 | 602 | struct device *kdev; |
f453ba04 DA |
603 | struct device_attribute *attr; |
604 | struct list_head head; | |
605 | ||
606 | struct drm_mode_object base; | |
607 | ||
2abdd313 | 608 | char *name; |
f453ba04 DA |
609 | int connector_type; |
610 | int connector_type_id; | |
611 | bool interlace_allowed; | |
612 | bool doublescan_allowed; | |
560a067a | 613 | bool stereo_allowed; |
f453ba04 DA |
614 | struct list_head modes; /* list of modes on this connector */ |
615 | ||
f453ba04 DA |
616 | enum drm_connector_status status; |
617 | ||
618 | /* these are modes added by probing with DDC or the BIOS */ | |
619 | struct list_head probed_modes; | |
620 | ||
621 | struct drm_display_info display_info; | |
622 | const struct drm_connector_funcs *funcs; | |
623 | ||
f453ba04 | 624 | struct drm_property_blob *edid_blob_ptr; |
7e3bdf4a | 625 | struct drm_object_properties properties; |
f453ba04 | 626 | |
43aba7eb DA |
627 | struct drm_property_blob *path_blob_ptr; |
628 | ||
eb1f8e4f DA |
629 | uint8_t polled; /* DRM_CONNECTOR_POLL_* */ |
630 | ||
c9fb15f6 KP |
631 | /* requested DPMS state */ |
632 | int dpms; | |
633 | ||
f453ba04 DA |
634 | void *helper_private; |
635 | ||
d50ba256 | 636 | /* forced on connector */ |
eaf99c74 | 637 | struct drm_cmdline_mode cmdline_mode; |
d50ba256 | 638 | enum drm_connector_force force; |
4cf2b281 | 639 | bool override_edid; |
f453ba04 | 640 | uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER]; |
f453ba04 | 641 | struct drm_encoder *encoder; /* currently active encoder */ |
4a9a8b71 | 642 | |
76adaa34 WF |
643 | /* EDID bits */ |
644 | uint8_t eld[MAX_ELD_BYTES]; | |
645 | bool dvi_dual; | |
646 | int max_tmds_clock; /* in MHz */ | |
647 | bool latency_present[2]; | |
648 | int video_latency[2]; /* [0]: progressive, [1]: interlaced */ | |
649 | int audio_latency[2]; | |
4a9a8b71 | 650 | int null_edid_counter; /* needed to workaround some HW bugs where we get all 0s */ |
0b2443ed | 651 | unsigned bad_edid_counter; |
30f65707 TW |
652 | |
653 | struct dentry *debugfs_entry; | |
144ecb97 DV |
654 | |
655 | struct drm_connector_state *state; | |
656 | }; | |
657 | ||
658 | /** | |
659 | * struct drm_plane_state - mutable plane state | |
660 | * @crtc: currently bound CRTC, NULL if disabled | |
cc4ceb48 | 661 | * @fb: currently bound framebuffer |
e2330f07 | 662 | * @fence: optional fence to wait for before scanning out @fb |
144ecb97 DV |
663 | * @crtc_x: left position of visible portion of plane on crtc |
664 | * @crtc_y: upper position of visible portion of plane on crtc | |
665 | * @crtc_w: width of visible portion of plane on crtc | |
666 | * @crtc_h: height of visible portion of plane on crtc | |
667 | * @src_x: left position of visible portion of plane within | |
668 | * plane (in 16.16) | |
669 | * @src_y: upper position of visible portion of plane within | |
670 | * plane (in 16.16) | |
671 | * @src_w: width of visible portion of plane (in 16.16) | |
672 | * @src_h: height of visible portion of plane (in 16.16) | |
673 | * @state: backpointer to global drm_atomic_state | |
674 | */ | |
675 | struct drm_plane_state { | |
676 | struct drm_crtc *crtc; | |
677 | struct drm_framebuffer *fb; | |
e2330f07 | 678 | struct fence *fence; |
144ecb97 DV |
679 | |
680 | /* Signed dest location allows it to be partially off screen */ | |
681 | int32_t crtc_x, crtc_y; | |
682 | uint32_t crtc_w, crtc_h; | |
683 | ||
684 | /* Source values are 16.16 fixed point */ | |
685 | uint32_t src_x, src_y; | |
686 | uint32_t src_h, src_w; | |
687 | ||
688 | struct drm_atomic_state *state; | |
f453ba04 DA |
689 | }; |
690 | ||
144ecb97 | 691 | |
8cf5c917 | 692 | /** |
3bf0401c | 693 | * struct drm_plane_funcs - driver plane control functions |
8cf5c917 JB |
694 | * @update_plane: update the plane configuration |
695 | * @disable_plane: shut down the plane | |
696 | * @destroy: clean up plane resources | |
2c0c33d4 | 697 | * @reset: reset plane after state has been invalidated (e.g. resume) |
4d93914a | 698 | * @set_property: called when a property is changed |
144ecb97 DV |
699 | * @atomic_duplicate_state: duplicate the atomic state for this plane |
700 | * @atomic_destroy_state: destroy an atomic state for this plane | |
701 | * @atomic_set_property: set a property on an atomic state for this plane | |
8cf5c917 JB |
702 | */ |
703 | struct drm_plane_funcs { | |
704 | int (*update_plane)(struct drm_plane *plane, | |
705 | struct drm_crtc *crtc, struct drm_framebuffer *fb, | |
706 | int crtc_x, int crtc_y, | |
707 | unsigned int crtc_w, unsigned int crtc_h, | |
708 | uint32_t src_x, uint32_t src_y, | |
709 | uint32_t src_w, uint32_t src_h); | |
710 | int (*disable_plane)(struct drm_plane *plane); | |
711 | void (*destroy)(struct drm_plane *plane); | |
2a0d7cfd | 712 | void (*reset)(struct drm_plane *plane); |
4d93914a RC |
713 | |
714 | int (*set_property)(struct drm_plane *plane, | |
715 | struct drm_property *property, uint64_t val); | |
144ecb97 DV |
716 | |
717 | /* atomic update handling */ | |
718 | struct drm_plane_state *(*atomic_duplicate_state)(struct drm_plane *plane); | |
719 | void (*atomic_destroy_state)(struct drm_plane *plane, | |
cc4ceb48 | 720 | struct drm_plane_state *state); |
144ecb97 DV |
721 | int (*atomic_set_property)(struct drm_plane *plane, |
722 | struct drm_plane_state *state, | |
723 | struct drm_property *property, | |
724 | uint64_t val); | |
8cf5c917 JB |
725 | }; |
726 | ||
e27dde3e MR |
727 | enum drm_plane_type { |
728 | DRM_PLANE_TYPE_OVERLAY, | |
729 | DRM_PLANE_TYPE_PRIMARY, | |
730 | DRM_PLANE_TYPE_CURSOR, | |
731 | }; | |
732 | ||
8cf5c917 | 733 | /** |
3bf0401c | 734 | * struct drm_plane - central DRM plane control structure |
8cf5c917 JB |
735 | * @dev: DRM device this plane belongs to |
736 | * @head: for list management | |
737 | * @base: base mode object | |
738 | * @possible_crtcs: pipes this plane can be bound to | |
739 | * @format_types: array of formats supported by this plane | |
740 | * @format_count: number of formats supported | |
741 | * @crtc: currently bound CRTC | |
742 | * @fb: currently bound fb | |
2c0c33d4 DV |
743 | * @old_fb: Temporary tracking of the old fb while a modeset is ongoing. Used by |
744 | * drm_mode_set_config_internal() to implement correct refcounting. | |
8cf5c917 | 745 | * @funcs: helper functions |
4d93914a | 746 | * @properties: property tracking for this plane |
e27dde3e | 747 | * @type: type of plane (overlay, primary, cursor) |
144ecb97 | 748 | * @state: current atomic state for this plane |
8cf5c917 JB |
749 | */ |
750 | struct drm_plane { | |
751 | struct drm_device *dev; | |
752 | struct list_head head; | |
753 | ||
4d02e2de DV |
754 | struct drm_modeset_lock mutex; |
755 | ||
8cf5c917 JB |
756 | struct drm_mode_object base; |
757 | ||
758 | uint32_t possible_crtcs; | |
759 | uint32_t *format_types; | |
760 | uint32_t format_count; | |
761 | ||
762 | struct drm_crtc *crtc; | |
763 | struct drm_framebuffer *fb; | |
764 | ||
3d30a59b DV |
765 | struct drm_framebuffer *old_fb; |
766 | ||
8cf5c917 | 767 | const struct drm_plane_funcs *funcs; |
4d93914a RC |
768 | |
769 | struct drm_object_properties properties; | |
e27dde3e MR |
770 | |
771 | enum drm_plane_type type; | |
144ecb97 | 772 | |
c2fcd274 DV |
773 | void *helper_private; |
774 | ||
144ecb97 | 775 | struct drm_plane_state *state; |
8cf5c917 JB |
776 | }; |
777 | ||
3b336ec4 | 778 | /** |
3bf0401c | 779 | * struct drm_bridge_funcs - drm_bridge control functions |
3b336ec4 SP |
780 | * @mode_fixup: Try to fixup (or reject entirely) proposed mode for this bridge |
781 | * @disable: Called right before encoder prepare, disables the bridge | |
782 | * @post_disable: Called right after encoder prepare, for lockstepped disable | |
783 | * @mode_set: Set this mode to the bridge | |
784 | * @pre_enable: Called right before encoder commit, for lockstepped commit | |
785 | * @enable: Called right after encoder commit, enables the bridge | |
786 | * @destroy: make object go away | |
787 | */ | |
788 | struct drm_bridge_funcs { | |
789 | bool (*mode_fixup)(struct drm_bridge *bridge, | |
790 | const struct drm_display_mode *mode, | |
791 | struct drm_display_mode *adjusted_mode); | |
792 | void (*disable)(struct drm_bridge *bridge); | |
793 | void (*post_disable)(struct drm_bridge *bridge); | |
794 | void (*mode_set)(struct drm_bridge *bridge, | |
795 | struct drm_display_mode *mode, | |
796 | struct drm_display_mode *adjusted_mode); | |
797 | void (*pre_enable)(struct drm_bridge *bridge); | |
798 | void (*enable)(struct drm_bridge *bridge); | |
799 | void (*destroy)(struct drm_bridge *bridge); | |
800 | }; | |
801 | ||
802 | /** | |
3bf0401c | 803 | * struct drm_bridge - central DRM bridge control structure |
3b336ec4 SP |
804 | * @dev: DRM device this bridge belongs to |
805 | * @head: list management | |
806 | * @base: base mode object | |
807 | * @funcs: control functions | |
808 | * @driver_private: pointer to the bridge driver's internal context | |
809 | */ | |
810 | struct drm_bridge { | |
811 | struct drm_device *dev; | |
812 | struct list_head head; | |
813 | ||
814 | struct drm_mode_object base; | |
815 | ||
816 | const struct drm_bridge_funcs *funcs; | |
817 | void *driver_private; | |
818 | }; | |
819 | ||
cc4ceb48 DV |
820 | /** |
821 | * struct struct drm_atomic_state - the global state object for atomic updates | |
822 | * @dev: parent DRM device | |
823 | * @flags: state flags like async update | |
824 | * @planes: pointer to array of plane pointers | |
825 | * @plane_states: pointer to array of plane states pointers | |
826 | * @crtcs: pointer to array of CRTC pointers | |
827 | * @crtc_states: pointer to array of CRTC states pointers | |
828 | * @connectors: pointer to array of connector pointers | |
829 | * @connector_states: pointer to array of connector states pointers | |
830 | * @acquire_ctx: acquire context for this atomic modeset state update | |
831 | */ | |
832 | struct drm_atomic_state { | |
833 | struct drm_device *dev; | |
834 | uint32_t flags; | |
835 | struct drm_plane **planes; | |
836 | struct drm_plane_state **plane_states; | |
837 | struct drm_crtc **crtcs; | |
838 | struct drm_crtc_state **crtc_states; | |
839 | struct drm_connector **connectors; | |
840 | struct drm_connector_state **connector_states; | |
841 | ||
842 | struct drm_modeset_acquire_ctx *acquire_ctx; | |
843 | }; | |
844 | ||
845 | ||
f453ba04 | 846 | /** |
3bf0401c | 847 | * struct drm_mode_set - new values for a CRTC config change |
ef27351a JB |
848 | * @fb: framebuffer to use for new config |
849 | * @crtc: CRTC whose configuration we're about to change | |
850 | * @mode: mode timings to use | |
851 | * @x: position of this CRTC relative to @fb | |
852 | * @y: position of this CRTC relative to @fb | |
853 | * @connectors: array of connectors to drive with this CRTC if possible | |
854 | * @num_connectors: size of @connectors array | |
f453ba04 DA |
855 | * |
856 | * Represents a single crtc the connectors that it drives with what mode | |
857 | * and from which framebuffer it scans out from. | |
858 | * | |
859 | * This is used to set modes. | |
860 | */ | |
861 | struct drm_mode_set { | |
f453ba04 DA |
862 | struct drm_framebuffer *fb; |
863 | struct drm_crtc *crtc; | |
864 | struct drm_display_mode *mode; | |
865 | ||
866 | uint32_t x; | |
867 | uint32_t y; | |
868 | ||
869 | struct drm_connector **connectors; | |
870 | size_t num_connectors; | |
871 | }; | |
872 | ||
873 | /** | |
550cebcd JB |
874 | * struct drm_mode_config_funcs - basic driver provided mode setting functions |
875 | * @fb_create: create a new framebuffer object | |
876 | * @output_poll_changed: function to handle output configuration changes | |
cc4ceb48 DV |
877 | * @atomic_check: check whether a give atomic state update is possible |
878 | * @atomic_commit: commit an atomic state update previously verified with | |
879 | * atomic_check() | |
550cebcd JB |
880 | * |
881 | * Some global (i.e. not per-CRTC, connector, etc) mode setting functions that | |
882 | * involve drivers. | |
f453ba04 DA |
883 | */ |
884 | struct drm_mode_config_funcs { | |
550cebcd JB |
885 | struct drm_framebuffer *(*fb_create)(struct drm_device *dev, |
886 | struct drm_file *file_priv, | |
887 | struct drm_mode_fb_cmd2 *mode_cmd); | |
eb1f8e4f | 888 | void (*output_poll_changed)(struct drm_device *dev); |
cc4ceb48 DV |
889 | |
890 | int (*atomic_check)(struct drm_device *dev, | |
891 | struct drm_atomic_state *a); | |
892 | int (*atomic_commit)(struct drm_device *dev, | |
893 | struct drm_atomic_state *a, | |
894 | bool async); | |
f453ba04 DA |
895 | }; |
896 | ||
c1aaca23 | 897 | /** |
2c0c33d4 | 898 | * struct drm_mode_group - group of mode setting resources for potential sub-grouping |
c1aaca23 JB |
899 | * @num_crtcs: CRTC count |
900 | * @num_encoders: encoder count | |
901 | * @num_connectors: connector count | |
2c0c33d4 | 902 | * @num_bridges: bridge count |
c1aaca23 JB |
903 | * @id_list: list of KMS object IDs in this group |
904 | * | |
905 | * Currently this simply tracks the global mode setting state. But in the | |
906 | * future it could allow groups of objects to be set aside into independent | |
907 | * control groups for use by different user level processes (e.g. two X servers | |
908 | * running simultaneously on different heads, each with their own mode | |
909 | * configuration and freedom of mode setting). | |
910 | */ | |
f453ba04 DA |
911 | struct drm_mode_group { |
912 | uint32_t num_crtcs; | |
913 | uint32_t num_encoders; | |
914 | uint32_t num_connectors; | |
3b336ec4 | 915 | uint32_t num_bridges; |
f453ba04 DA |
916 | |
917 | /* list of object IDs for this group */ | |
918 | uint32_t *id_list; | |
919 | }; | |
920 | ||
921 | /** | |
2c0c33d4 | 922 | * struct drm_mode_config - Mode configuration control structure |
a62c93d5 | 923 | * @mutex: mutex protecting KMS related lists and structures |
2c0c33d4 DV |
924 | * @connection_mutex: ww mutex protecting connector state and routing |
925 | * @acquire_ctx: global implicit acquire context used by atomic drivers for | |
926 | * legacy ioctls | |
a62c93d5 JB |
927 | * @idr_mutex: mutex for KMS ID allocation and management |
928 | * @crtc_idr: main KMS ID tracking object | |
2c0c33d4 | 929 | * @fb_lock: mutex to protect fb state and lists |
a62c93d5 JB |
930 | * @num_fb: number of fbs available |
931 | * @fb_list: list of framebuffers available | |
932 | * @num_connector: number of connectors on this device | |
933 | * @connector_list: list of connector objects | |
3b336ec4 SP |
934 | * @num_bridge: number of bridges on this device |
935 | * @bridge_list: list of bridge objects | |
a62c93d5 JB |
936 | * @num_encoder: number of encoders on this device |
937 | * @encoder_list: list of encoder objects | |
2c0c33d4 DV |
938 | * @num_overlay_plane: number of overlay planes on this device |
939 | * @num_total_plane: number of universal (i.e. with primary/curso) planes on this device | |
940 | * @plane_list: list of plane objects | |
a62c93d5 JB |
941 | * @num_crtc: number of CRTCs on this device |
942 | * @crtc_list: list of CRTC objects | |
2c0c33d4 | 943 | * @property_list: list of property objects |
a62c93d5 JB |
944 | * @min_width: minimum pixel width on this device |
945 | * @min_height: minimum pixel height on this device | |
946 | * @max_width: maximum pixel width on this device | |
947 | * @max_height: maximum pixel height on this device | |
948 | * @funcs: core driver provided mode setting functions | |
949 | * @fb_base: base address of the framebuffer | |
2c0c33d4 DV |
950 | * @poll_enabled: track polling support for this device |
951 | * @poll_running: track polling status for this device | |
a62c93d5 | 952 | * @output_poll_work: delayed work for polling in process context |
2c0c33d4 | 953 | * @property_blob_list: list of all the blob property objects |
a62c93d5 | 954 | * @*_property: core property tracking |
2c0c33d4 DV |
955 | * @preferred_depth: preferred RBG pixel depth, used by fb helpers |
956 | * @prefer_shadow: hint to userspace to prefer shadow-fb rendering | |
957 | * @async_page_flip: does this device support async flips on the primary plane? | |
958 | * @cursor_width: hint to userspace for max cursor width | |
959 | * @cursor_height: hint to userspace for max cursor height | |
f453ba04 | 960 | * |
a62c93d5 JB |
961 | * Core mode resource tracking structure. All CRTC, encoders, and connectors |
962 | * enumerated by the driver are added here, as are global properties. Some | |
963 | * global restrictions are also here, e.g. dimension restrictions. | |
f453ba04 DA |
964 | */ |
965 | struct drm_mode_config { | |
ad2563c2 | 966 | struct mutex mutex; /* protects configuration (mode lists etc.) */ |
51fd371b RC |
967 | struct drm_modeset_lock connection_mutex; /* protects connector->encoder and encoder->crtc links */ |
968 | struct drm_modeset_acquire_ctx *acquire_ctx; /* for legacy _lock_all() / _unlock_all() */ | |
ad2563c2 | 969 | struct mutex idr_mutex; /* for IDR management */ |
f453ba04 DA |
970 | struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */ |
971 | /* this is limited to one for now */ | |
4b096ac1 | 972 | |
2c0c33d4 | 973 | struct mutex fb_lock; /* proctects global and per-file fb lists */ |
f453ba04 DA |
974 | int num_fb; |
975 | struct list_head fb_list; | |
4b096ac1 | 976 | |
f453ba04 DA |
977 | int num_connector; |
978 | struct list_head connector_list; | |
3b336ec4 SP |
979 | int num_bridge; |
980 | struct list_head bridge_list; | |
f453ba04 DA |
981 | int num_encoder; |
982 | struct list_head encoder_list; | |
e27dde3e MR |
983 | |
984 | /* | |
985 | * Track # of overlay planes separately from # of total planes. By | |
986 | * default we only advertise overlay planes to userspace; if userspace | |
987 | * sets the "universal plane" capability bit, we'll go ahead and | |
988 | * expose all planes. | |
989 | */ | |
990 | int num_overlay_plane; | |
991 | int num_total_plane; | |
8cf5c917 | 992 | struct list_head plane_list; |
f453ba04 DA |
993 | |
994 | int num_crtc; | |
995 | struct list_head crtc_list; | |
996 | ||
997 | struct list_head property_list; | |
998 | ||
f453ba04 DA |
999 | int min_width, min_height; |
1000 | int max_width, max_height; | |
e6ecefaa | 1001 | const struct drm_mode_config_funcs *funcs; |
d883f7f1 | 1002 | resource_size_t fb_base; |
f453ba04 | 1003 | |
eb1f8e4f DA |
1004 | /* output poll support */ |
1005 | bool poll_enabled; | |
905bc9ff | 1006 | bool poll_running; |
991ea75c | 1007 | struct delayed_work output_poll_work; |
eb1f8e4f | 1008 | |
f453ba04 DA |
1009 | /* pointers to standard properties */ |
1010 | struct list_head property_blob_list; | |
1011 | struct drm_property *edid_property; | |
1012 | struct drm_property *dpms_property; | |
43aba7eb | 1013 | struct drm_property *path_property; |
9922ab5a | 1014 | struct drm_property *plane_type_property; |
2a297cce | 1015 | struct drm_property *rotation_property; |
f453ba04 DA |
1016 | |
1017 | /* DVI-I properties */ | |
1018 | struct drm_property *dvi_i_subconnector_property; | |
1019 | struct drm_property *dvi_i_select_subconnector_property; | |
1020 | ||
1021 | /* TV properties */ | |
1022 | struct drm_property *tv_subconnector_property; | |
1023 | struct drm_property *tv_select_subconnector_property; | |
1024 | struct drm_property *tv_mode_property; | |
1025 | struct drm_property *tv_left_margin_property; | |
1026 | struct drm_property *tv_right_margin_property; | |
1027 | struct drm_property *tv_top_margin_property; | |
1028 | struct drm_property *tv_bottom_margin_property; | |
b6b7902e FJ |
1029 | struct drm_property *tv_brightness_property; |
1030 | struct drm_property *tv_contrast_property; | |
1031 | struct drm_property *tv_flicker_reduction_property; | |
a75f0236 FJ |
1032 | struct drm_property *tv_overscan_property; |
1033 | struct drm_property *tv_saturation_property; | |
1034 | struct drm_property *tv_hue_property; | |
f453ba04 DA |
1035 | |
1036 | /* Optional properties */ | |
1037 | struct drm_property *scaling_mode_property; | |
ff587e45 | 1038 | struct drm_property *aspect_ratio_property; |
884840aa | 1039 | struct drm_property *dirty_info_property; |
019d96cb DA |
1040 | |
1041 | /* dumb ioctl parameters */ | |
1042 | uint32_t preferred_depth, prefer_shadow; | |
62f2104f KP |
1043 | |
1044 | /* whether async page flip is supported or not */ | |
1045 | bool async_page_flip; | |
8716ed4e AD |
1046 | |
1047 | /* cursor size */ | |
1048 | uint32_t cursor_width, cursor_height; | |
f453ba04 DA |
1049 | }; |
1050 | ||
1051 | #define obj_to_crtc(x) container_of(x, struct drm_crtc, base) | |
1052 | #define obj_to_connector(x) container_of(x, struct drm_connector, base) | |
1053 | #define obj_to_encoder(x) container_of(x, struct drm_encoder, base) | |
1054 | #define obj_to_mode(x) container_of(x, struct drm_display_mode, base) | |
1055 | #define obj_to_fb(x) container_of(x, struct drm_framebuffer, base) | |
1056 | #define obj_to_property(x) container_of(x, struct drm_property, base) | |
1057 | #define obj_to_blob(x) container_of(x, struct drm_property_blob, base) | |
8cf5c917 | 1058 | #define obj_to_plane(x) container_of(x, struct drm_plane, base) |
f453ba04 | 1059 | |
4a67d391 SH |
1060 | struct drm_prop_enum_list { |
1061 | int type; | |
1062 | char *name; | |
1063 | }; | |
f453ba04 | 1064 | |
e13161af MR |
1065 | extern int drm_crtc_init_with_planes(struct drm_device *dev, |
1066 | struct drm_crtc *crtc, | |
1067 | struct drm_plane *primary, | |
fc1d3e44 | 1068 | struct drm_plane *cursor, |
e13161af | 1069 | const struct drm_crtc_funcs *funcs); |
f453ba04 | 1070 | extern void drm_crtc_cleanup(struct drm_crtc *crtc); |
db5f7a6e RK |
1071 | extern unsigned int drm_crtc_index(struct drm_crtc *crtc); |
1072 | ||
1073 | /** | |
1074 | * drm_crtc_mask - find the mask of a registered CRTC | |
1075 | * @crtc: CRTC to find mask for | |
1076 | * | |
1077 | * Given a registered CRTC, return the mask bit of that CRTC for an | |
1078 | * encoder's possible_crtcs field. | |
1079 | */ | |
1080 | static inline uint32_t drm_crtc_mask(struct drm_crtc *crtc) | |
1081 | { | |
1082 | return 1 << drm_crtc_index(crtc); | |
1083 | } | |
f453ba04 | 1084 | |
b21e3afe IM |
1085 | extern void drm_connector_ida_init(void); |
1086 | extern void drm_connector_ida_destroy(void); | |
6bfc56aa VS |
1087 | extern int drm_connector_init(struct drm_device *dev, |
1088 | struct drm_connector *connector, | |
1089 | const struct drm_connector_funcs *funcs, | |
1090 | int connector_type); | |
34ea3d38 TW |
1091 | int drm_connector_register(struct drm_connector *connector); |
1092 | void drm_connector_unregister(struct drm_connector *connector); | |
f453ba04 DA |
1093 | |
1094 | extern void drm_connector_cleanup(struct drm_connector *connector); | |
10f637bf | 1095 | extern unsigned int drm_connector_index(struct drm_connector *connector); |
cbc7e221 DA |
1096 | /* helper to unplug all connectors from sysfs for device */ |
1097 | extern void drm_connector_unplug_all(struct drm_device *dev); | |
f453ba04 | 1098 | |
3b336ec4 SP |
1099 | extern int drm_bridge_init(struct drm_device *dev, struct drm_bridge *bridge, |
1100 | const struct drm_bridge_funcs *funcs); | |
1101 | extern void drm_bridge_cleanup(struct drm_bridge *bridge); | |
1102 | ||
6bfc56aa VS |
1103 | extern int drm_encoder_init(struct drm_device *dev, |
1104 | struct drm_encoder *encoder, | |
1105 | const struct drm_encoder_funcs *funcs, | |
1106 | int encoder_type); | |
f453ba04 | 1107 | |
3d887368 TR |
1108 | /** |
1109 | * drm_encoder_crtc_ok - can a given crtc drive a given encoder? | |
1110 | * @encoder: encoder to test | |
1111 | * @crtc: crtc to test | |
1112 | * | |
1113 | * Return false if @encoder can't be driven by @crtc, true otherwise. | |
1114 | */ | |
1115 | static inline bool drm_encoder_crtc_ok(struct drm_encoder *encoder, | |
1116 | struct drm_crtc *crtc) | |
1117 | { | |
1118 | return !!(encoder->possible_crtcs & drm_crtc_mask(crtc)); | |
1119 | } | |
1120 | ||
dc415ff9 MR |
1121 | extern int drm_universal_plane_init(struct drm_device *dev, |
1122 | struct drm_plane *plane, | |
1123 | unsigned long possible_crtcs, | |
1124 | const struct drm_plane_funcs *funcs, | |
1125 | const uint32_t *formats, | |
1126 | uint32_t format_count, | |
1127 | enum drm_plane_type type); | |
8cf5c917 JB |
1128 | extern int drm_plane_init(struct drm_device *dev, |
1129 | struct drm_plane *plane, | |
1130 | unsigned long possible_crtcs, | |
1131 | const struct drm_plane_funcs *funcs, | |
0a7eb243 | 1132 | const uint32_t *formats, uint32_t format_count, |
dc415ff9 | 1133 | bool is_primary); |
8cf5c917 | 1134 | extern void drm_plane_cleanup(struct drm_plane *plane); |
10f637bf | 1135 | extern unsigned int drm_plane_index(struct drm_plane *plane); |
9125e618 | 1136 | extern void drm_plane_force_disable(struct drm_plane *plane); |
af93629d MR |
1137 | extern int drm_crtc_check_viewport(const struct drm_crtc *crtc, |
1138 | int x, int y, | |
1139 | const struct drm_display_mode *mode, | |
1140 | const struct drm_framebuffer *fb); | |
8cf5c917 | 1141 | |
f453ba04 DA |
1142 | extern void drm_encoder_cleanup(struct drm_encoder *encoder); |
1143 | ||
d20d3174 | 1144 | extern const char *drm_get_connector_status_name(enum drm_connector_status status); |
ac1bb36c | 1145 | extern const char *drm_get_subpixel_order_name(enum subpixel_order order); |
d20d3174 VS |
1146 | extern const char *drm_get_dpms_name(int val); |
1147 | extern const char *drm_get_dvi_i_subconnector_name(int val); | |
1148 | extern const char *drm_get_dvi_i_select_name(int val); | |
1149 | extern const char *drm_get_tv_subconnector_name(int val); | |
1150 | extern const char *drm_get_tv_select_name(int val); | |
ea39f835 | 1151 | extern void drm_fb_release(struct drm_file *file_priv); |
f453ba04 | 1152 | extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); |
ad222799 | 1153 | extern void drm_mode_group_destroy(struct drm_mode_group *group); |
2390cd11 | 1154 | extern void drm_reinit_primary_mode_group(struct drm_device *dev); |
fbff4690 | 1155 | extern bool drm_probe_ddc(struct i2c_adapter *adapter); |
f453ba04 DA |
1156 | extern struct edid *drm_get_edid(struct drm_connector *connector, |
1157 | struct i2c_adapter *adapter); | |
51f8da59 | 1158 | extern struct edid *drm_edid_duplicate(const struct edid *edid); |
f453ba04 | 1159 | extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid); |
f453ba04 | 1160 | extern void drm_mode_config_init(struct drm_device *dev); |
eb033556 | 1161 | extern void drm_mode_config_reset(struct drm_device *dev); |
f453ba04 | 1162 | extern void drm_mode_config_cleanup(struct drm_device *dev); |
55310008 | 1163 | |
43aba7eb | 1164 | extern int drm_mode_connector_set_path_property(struct drm_connector *connector, |
12e6cecd | 1165 | const char *path); |
f453ba04 | 1166 | extern int drm_mode_connector_update_edid_property(struct drm_connector *connector, |
12e6cecd | 1167 | const struct edid *edid); |
5ea22f24 RC |
1168 | |
1169 | static inline bool drm_property_type_is(struct drm_property *property, | |
1170 | uint32_t type) | |
1171 | { | |
1172 | /* instanceof for props.. handles extended type vs original types: */ | |
1173 | if (property->flags & DRM_MODE_PROP_EXTENDED_TYPE) | |
1174 | return (property->flags & DRM_MODE_PROP_EXTENDED_TYPE) == type; | |
1175 | return property->flags & type; | |
1176 | } | |
1177 | ||
1178 | static inline bool drm_property_type_valid(struct drm_property *property) | |
1179 | { | |
1180 | if (property->flags & DRM_MODE_PROP_EXTENDED_TYPE) | |
1181 | return !(property->flags & DRM_MODE_PROP_LEGACY_TYPE); | |
1182 | return !!(property->flags & DRM_MODE_PROP_LEGACY_TYPE); | |
1183 | } | |
1184 | ||
c543188a PZ |
1185 | extern int drm_object_property_set_value(struct drm_mode_object *obj, |
1186 | struct drm_property *property, | |
1187 | uint64_t val); | |
1188 | extern int drm_object_property_get_value(struct drm_mode_object *obj, | |
1189 | struct drm_property *property, | |
1190 | uint64_t *value); | |
f453ba04 DA |
1191 | extern int drm_framebuffer_init(struct drm_device *dev, |
1192 | struct drm_framebuffer *fb, | |
1193 | const struct drm_framebuffer_funcs *funcs); | |
786b99ed DV |
1194 | extern struct drm_framebuffer *drm_framebuffer_lookup(struct drm_device *dev, |
1195 | uint32_t id); | |
f7eff60e RC |
1196 | extern void drm_framebuffer_unreference(struct drm_framebuffer *fb); |
1197 | extern void drm_framebuffer_reference(struct drm_framebuffer *fb); | |
1198 | extern void drm_framebuffer_remove(struct drm_framebuffer *fb); | |
f453ba04 | 1199 | extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb); |
36206361 | 1200 | extern void drm_framebuffer_unregister_private(struct drm_framebuffer *fb); |
f453ba04 | 1201 | |
c543188a PZ |
1202 | extern void drm_object_attach_property(struct drm_mode_object *obj, |
1203 | struct drm_property *property, | |
1204 | uint64_t init_val); | |
f453ba04 DA |
1205 | extern struct drm_property *drm_property_create(struct drm_device *dev, int flags, |
1206 | const char *name, int num_values); | |
4a67d391 SH |
1207 | extern struct drm_property *drm_property_create_enum(struct drm_device *dev, int flags, |
1208 | const char *name, | |
49e27545 RC |
1209 | const struct drm_prop_enum_list *props, |
1210 | int num_values); | |
1211 | struct drm_property *drm_property_create_bitmask(struct drm_device *dev, | |
1212 | int flags, const char *name, | |
4a67d391 | 1213 | const struct drm_prop_enum_list *props, |
7689ffb3 VS |
1214 | int num_props, |
1215 | uint64_t supported_bits); | |
d9bc3c02 SH |
1216 | struct drm_property *drm_property_create_range(struct drm_device *dev, int flags, |
1217 | const char *name, | |
1218 | uint64_t min, uint64_t max); | |
ebc44cf3 RC |
1219 | struct drm_property *drm_property_create_signed_range(struct drm_device *dev, |
1220 | int flags, const char *name, | |
1221 | int64_t min, int64_t max); | |
98f75de4 RC |
1222 | struct drm_property *drm_property_create_object(struct drm_device *dev, |
1223 | int flags, const char *name, uint32_t type); | |
f453ba04 DA |
1224 | extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property); |
1225 | extern int drm_property_add_enum(struct drm_property *property, int index, | |
1226 | uint64_t value, const char *name); | |
1227 | extern int drm_mode_create_dvi_i_properties(struct drm_device *dev); | |
2f763312 TR |
1228 | extern int drm_mode_create_tv_properties(struct drm_device *dev, |
1229 | unsigned int num_modes, | |
1230 | char *modes[]); | |
f453ba04 | 1231 | extern int drm_mode_create_scaling_mode_property(struct drm_device *dev); |
ff587e45 | 1232 | extern int drm_mode_create_aspect_ratio_property(struct drm_device *dev); |
884840aa | 1233 | extern int drm_mode_create_dirty_info_property(struct drm_device *dev); |
f453ba04 DA |
1234 | |
1235 | extern int drm_mode_connector_attach_encoder(struct drm_connector *connector, | |
1236 | struct drm_encoder *encoder); | |
4cae5b84 | 1237 | extern int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, |
f453ba04 | 1238 | int gamma_size); |
7a9c9060 DV |
1239 | extern struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, |
1240 | uint32_t id, uint32_t type); | |
98f75de4 | 1241 | |
f453ba04 DA |
1242 | /* IOCTLs */ |
1243 | extern int drm_mode_getresources(struct drm_device *dev, | |
1244 | void *data, struct drm_file *file_priv); | |
8cf5c917 JB |
1245 | extern int drm_mode_getplane_res(struct drm_device *dev, void *data, |
1246 | struct drm_file *file_priv); | |
f453ba04 DA |
1247 | extern int drm_mode_getcrtc(struct drm_device *dev, |
1248 | void *data, struct drm_file *file_priv); | |
1249 | extern int drm_mode_getconnector(struct drm_device *dev, | |
1250 | void *data, struct drm_file *file_priv); | |
2d13b679 | 1251 | extern int drm_mode_set_config_internal(struct drm_mode_set *set); |
f453ba04 DA |
1252 | extern int drm_mode_setcrtc(struct drm_device *dev, |
1253 | void *data, struct drm_file *file_priv); | |
8cf5c917 JB |
1254 | extern int drm_mode_getplane(struct drm_device *dev, |
1255 | void *data, struct drm_file *file_priv); | |
1256 | extern int drm_mode_setplane(struct drm_device *dev, | |
1257 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1258 | extern int drm_mode_cursor_ioctl(struct drm_device *dev, |
1259 | void *data, struct drm_file *file_priv); | |
4c813d4d DA |
1260 | extern int drm_mode_cursor2_ioctl(struct drm_device *dev, |
1261 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1262 | extern int drm_mode_addfb(struct drm_device *dev, |
1263 | void *data, struct drm_file *file_priv); | |
308e5bcb JB |
1264 | extern int drm_mode_addfb2(struct drm_device *dev, |
1265 | void *data, struct drm_file *file_priv); | |
1266 | extern uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth); | |
f453ba04 DA |
1267 | extern int drm_mode_rmfb(struct drm_device *dev, |
1268 | void *data, struct drm_file *file_priv); | |
1269 | extern int drm_mode_getfb(struct drm_device *dev, | |
1270 | void *data, struct drm_file *file_priv); | |
884840aa JB |
1271 | extern int drm_mode_dirtyfb_ioctl(struct drm_device *dev, |
1272 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1273 | |
1274 | extern int drm_mode_getproperty_ioctl(struct drm_device *dev, | |
1275 | void *data, struct drm_file *file_priv); | |
1276 | extern int drm_mode_getblob_ioctl(struct drm_device *dev, | |
1277 | void *data, struct drm_file *file_priv); | |
1278 | extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev, | |
1279 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1280 | extern int drm_mode_getencoder(struct drm_device *dev, |
1281 | void *data, struct drm_file *file_priv); | |
1282 | extern int drm_mode_gamma_get_ioctl(struct drm_device *dev, | |
1283 | void *data, struct drm_file *file_priv); | |
1284 | extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, | |
1285 | void *data, struct drm_file *file_priv); | |
18316c8c | 1286 | extern u8 drm_match_cea_mode(const struct drm_display_mode *to_match); |
0967e6a5 | 1287 | extern enum hdmi_picture_aspect drm_get_cea_aspect_ratio(const u8 video_code); |
f23c20c8 | 1288 | extern bool drm_detect_hdmi_monitor(struct edid *edid); |
8fe9790d | 1289 | extern bool drm_detect_monitor_audio(struct edid *edid); |
b1edd6a6 | 1290 | extern bool drm_rgb_quant_range_selectable(struct edid *edid); |
d91d8a3f KH |
1291 | extern int drm_mode_page_flip_ioctl(struct drm_device *dev, |
1292 | void *data, struct drm_file *file_priv); | |
f0fda0a4 ZY |
1293 | extern int drm_add_modes_noedid(struct drm_connector *connector, |
1294 | int hdisplay, int vdisplay); | |
3cf70daf GH |
1295 | extern void drm_set_preferred_mode(struct drm_connector *connector, |
1296 | int hpref, int vpref); | |
3c537889 | 1297 | |
051963d4 | 1298 | extern int drm_edid_header_is_valid(const u8 *raw_edid); |
0b2443ed | 1299 | extern bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid); |
3c537889 | 1300 | extern bool drm_edid_is_valid(struct edid *edid); |
1d42bbc8 | 1301 | struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev, |
f6e252ba AJ |
1302 | int hsize, int vsize, int fresh, |
1303 | bool rb); | |
ff72145b DA |
1304 | |
1305 | extern int drm_mode_create_dumb_ioctl(struct drm_device *dev, | |
1306 | void *data, struct drm_file *file_priv); | |
1307 | extern int drm_mode_mmap_dumb_ioctl(struct drm_device *dev, | |
1308 | void *data, struct drm_file *file_priv); | |
1309 | extern int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, | |
1310 | void *data, struct drm_file *file_priv); | |
c543188a PZ |
1311 | extern int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data, |
1312 | struct drm_file *file_priv); | |
1313 | extern int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data, | |
1314 | struct drm_file *file_priv); | |
3a5f87c2 TW |
1315 | extern int drm_mode_plane_set_obj_prop(struct drm_plane *plane, |
1316 | struct drm_property *property, | |
1317 | uint64_t value); | |
248dbc23 DA |
1318 | |
1319 | extern void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, | |
1320 | int *bpp); | |
141670e9 | 1321 | extern int drm_format_num_planes(uint32_t format); |
5a86bd55 | 1322 | extern int drm_format_plane_cpp(uint32_t format, int plane); |
01b68b04 VS |
1323 | extern int drm_format_horz_chroma_subsampling(uint32_t format); |
1324 | extern int drm_format_vert_chroma_subsampling(uint32_t format); | |
d20d3174 | 1325 | extern const char *drm_get_format_name(uint32_t format); |
c1df5f3c VS |
1326 | extern struct drm_property *drm_mode_create_rotation_property(struct drm_device *dev, |
1327 | unsigned int supported_rotations); | |
3c9855f6 VS |
1328 | extern unsigned int drm_rotation_simplify(unsigned int rotation, |
1329 | unsigned int supported_rotations); | |
141670e9 | 1330 | |
96f60e37 | 1331 | /* Helpers */ |
a2b34e22 RC |
1332 | |
1333 | static inline struct drm_plane *drm_plane_find(struct drm_device *dev, | |
1334 | uint32_t id) | |
1335 | { | |
1336 | struct drm_mode_object *mo; | |
1337 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_PLANE); | |
1338 | return mo ? obj_to_plane(mo) : NULL; | |
1339 | } | |
1340 | ||
96f60e37 RK |
1341 | static inline struct drm_crtc *drm_crtc_find(struct drm_device *dev, |
1342 | uint32_t id) | |
1343 | { | |
1344 | struct drm_mode_object *mo; | |
1345 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_CRTC); | |
1346 | return mo ? obj_to_crtc(mo) : NULL; | |
1347 | } | |
1348 | ||
1349 | static inline struct drm_encoder *drm_encoder_find(struct drm_device *dev, | |
1350 | uint32_t id) | |
1351 | { | |
1352 | struct drm_mode_object *mo; | |
1353 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_ENCODER); | |
1354 | return mo ? obj_to_encoder(mo) : NULL; | |
1355 | } | |
1356 | ||
a2b34e22 RC |
1357 | static inline struct drm_connector *drm_connector_find(struct drm_device *dev, |
1358 | uint32_t id) | |
1359 | { | |
1360 | struct drm_mode_object *mo; | |
1361 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_CONNECTOR); | |
1362 | return mo ? obj_to_connector(mo) : NULL; | |
1363 | } | |
1364 | ||
1365 | static inline struct drm_property *drm_property_find(struct drm_device *dev, | |
1366 | uint32_t id) | |
1367 | { | |
1368 | struct drm_mode_object *mo; | |
1369 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_PROPERTY); | |
1370 | return mo ? obj_to_property(mo) : NULL; | |
1371 | } | |
1372 | ||
1373 | static inline struct drm_property_blob * | |
1374 | drm_property_blob_find(struct drm_device *dev, uint32_t id) | |
1375 | { | |
1376 | struct drm_mode_object *mo; | |
1377 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_BLOB); | |
1378 | return mo ? obj_to_blob(mo) : NULL; | |
1379 | } | |
1380 | ||
e27dde3e MR |
1381 | /* Plane list iterator for legacy (overlay only) planes. */ |
1382 | #define drm_for_each_legacy_plane(plane, planelist) \ | |
1383 | list_for_each_entry(plane, planelist, head) \ | |
1384 | if (plane->type == DRM_PLANE_TYPE_OVERLAY) | |
1385 | ||
f453ba04 | 1386 | #endif /* __DRM_CRTC_H__ */ |