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