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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> |
b5571e9d | 34 | #include <linux/media-bus-format.h> |
d7d2c48e DH |
35 | #include <uapi/drm/drm_mode.h> |
36 | #include <uapi/drm/drm_fourcc.h> | |
51fd371b | 37 | #include <drm/drm_modeset_lock.h> |
308e5bcb | 38 | |
f453ba04 DA |
39 | struct drm_device; |
40 | struct drm_mode_set; | |
41 | struct drm_framebuffer; | |
7e3bdf4a | 42 | struct drm_object_properties; |
595887eb TR |
43 | struct drm_file; |
44 | struct drm_clip_rect; | |
7e435aad | 45 | struct device_node; |
e2330f07 | 46 | struct fence; |
f453ba04 DA |
47 | |
48 | #define DRM_MODE_OBJECT_CRTC 0xcccccccc | |
49 | #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0 | |
50 | #define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0 | |
51 | #define DRM_MODE_OBJECT_MODE 0xdededede | |
52 | #define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0 | |
53 | #define DRM_MODE_OBJECT_FB 0xfbfbfbfb | |
54 | #define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb | |
8cf5c917 | 55 | #define DRM_MODE_OBJECT_PLANE 0xeeeeeeee |
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 { |
88a48e29 | 66 | int count, atomic_count; |
b17cd757 RC |
67 | /* NOTE: if we ever start dynamically destroying properties (ie. |
68 | * not at drm_mode_config_cleanup() time), then we'd have to do | |
69 | * a better job of detaching property from mode objects to avoid | |
70 | * dangling property pointers: | |
71 | */ | |
72 | struct drm_property *properties[DRM_OBJECT_MAX_PROPERTY]; | |
22b8b13b RC |
73 | /* do not read/write values directly, but use drm_object_property_get_value() |
74 | * and drm_object_property_set_value(): | |
75 | */ | |
7e3bdf4a | 76 | uint64_t values[DRM_OBJECT_MAX_PROPERTY]; |
f453ba04 DA |
77 | }; |
78 | ||
ebc44cf3 RC |
79 | static inline int64_t U642I64(uint64_t val) |
80 | { | |
81 | return (int64_t)*((int64_t *)&val); | |
82 | } | |
83 | static inline uint64_t I642U64(int64_t val) | |
84 | { | |
85 | return (uint64_t)*((uint64_t *)&val); | |
86 | } | |
87 | ||
06596961 VS |
88 | /* rotation property bits */ |
89 | #define DRM_ROTATE_0 0 | |
90 | #define DRM_ROTATE_90 1 | |
91 | #define DRM_ROTATE_180 2 | |
92 | #define DRM_ROTATE_270 3 | |
93 | #define DRM_REFLECT_X 4 | |
94 | #define DRM_REFLECT_Y 5 | |
95 | ||
55310008 DV |
96 | enum drm_connector_force { |
97 | DRM_FORCE_UNSPECIFIED, | |
98 | DRM_FORCE_OFF, | |
99 | DRM_FORCE_ON, /* force on analog part normally */ | |
100 | DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */ | |
f453ba04 DA |
101 | }; |
102 | ||
55310008 | 103 | #include <drm/drm_modes.h> |
4aa17cf0 | 104 | |
f453ba04 DA |
105 | enum drm_connector_status { |
106 | connector_status_connected = 1, | |
107 | connector_status_disconnected = 2, | |
108 | connector_status_unknown = 3, | |
109 | }; | |
110 | ||
111 | enum subpixel_order { | |
112 | SubPixelUnknown = 0, | |
113 | SubPixelHorizontalRGB, | |
114 | SubPixelHorizontalBGR, | |
115 | SubPixelVerticalRGB, | |
116 | SubPixelVerticalBGR, | |
117 | SubPixelNone, | |
118 | }; | |
119 | ||
da05a5a7 JB |
120 | #define DRM_COLOR_FORMAT_RGB444 (1<<0) |
121 | #define DRM_COLOR_FORMAT_YCRCB444 (1<<1) | |
122 | #define DRM_COLOR_FORMAT_YCRCB422 (1<<2) | |
f453ba04 DA |
123 | /* |
124 | * Describes a given display (e.g. CRT or flat panel) and its limitations. | |
125 | */ | |
126 | struct drm_display_info { | |
127 | char name[DRM_DISPLAY_INFO_LEN]; | |
fb439640 | 128 | |
f453ba04 DA |
129 | /* Physical size */ |
130 | unsigned int width_mm; | |
131 | unsigned int height_mm; | |
132 | ||
f453ba04 DA |
133 | /* Clock limits FIXME: storage format */ |
134 | unsigned int min_vfreq, max_vfreq; | |
135 | unsigned int min_hfreq, max_hfreq; | |
136 | unsigned int pixel_clock; | |
3b11228b | 137 | unsigned int bpc; |
f453ba04 | 138 | |
f453ba04 | 139 | enum subpixel_order subpixel_order; |
da05a5a7 | 140 | u32 color_formats; |
f453ba04 | 141 | |
b5571e9d BB |
142 | const u32 *bus_formats; |
143 | unsigned int num_bus_formats; | |
144 | ||
5d02626d MK |
145 | /* Mask of supported hdmi deep color modes */ |
146 | u8 edid_hdmi_dc_modes; | |
147 | ||
ebec9a7b | 148 | u8 cea_rev; |
f453ba04 DA |
149 | }; |
150 | ||
138f9ebb DA |
151 | /* data corresponds to displayid vend/prod/serial */ |
152 | struct drm_tile_group { | |
153 | struct kref refcount; | |
154 | struct drm_device *dev; | |
155 | int id; | |
156 | u8 group_data[8]; | |
157 | }; | |
158 | ||
f453ba04 | 159 | struct drm_framebuffer_funcs { |
f7eff60e | 160 | /* note: use drm_framebuffer_remove() */ |
f453ba04 DA |
161 | void (*destroy)(struct drm_framebuffer *framebuffer); |
162 | int (*create_handle)(struct drm_framebuffer *fb, | |
163 | struct drm_file *file_priv, | |
164 | unsigned int *handle); | |
3bf0401c DV |
165 | /* |
166 | * Optional callback for the dirty fb ioctl. | |
884840aa JB |
167 | * |
168 | * Userspace can notify the driver via this callback | |
169 | * that a area of the framebuffer has changed and should | |
170 | * be flushed to the display hardware. | |
171 | * | |
172 | * See documentation in drm_mode.h for the struct | |
173 | * drm_mode_fb_dirty_cmd for more information as all | |
174 | * the semantics and arguments have a one to one mapping | |
175 | * on this function. | |
176 | */ | |
02b00162 TH |
177 | int (*dirty)(struct drm_framebuffer *framebuffer, |
178 | struct drm_file *file_priv, unsigned flags, | |
884840aa JB |
179 | unsigned color, struct drm_clip_rect *clips, |
180 | unsigned num_clips); | |
f453ba04 DA |
181 | }; |
182 | ||
183 | struct drm_framebuffer { | |
184 | struct drm_device *dev; | |
f7eff60e RC |
185 | /* |
186 | * Note that the fb is refcounted for the benefit of driver internals, | |
187 | * for example some hw, disabling a CRTC/plane is asynchronous, and | |
188 | * scanout does not actually complete until the next vblank. So some | |
189 | * cleanup (like releasing the reference(s) on the backing GEM bo(s)) | |
190 | * should be deferred. In cases like this, the driver would like to | |
191 | * hold a ref to the fb even though it has already been removed from | |
192 | * userspace perspective. | |
193 | */ | |
194 | struct kref refcount; | |
4b096ac1 DV |
195 | /* |
196 | * Place on the dev->mode_config.fb_list, access protected by | |
197 | * dev->mode_config.fb_lock. | |
198 | */ | |
f453ba04 DA |
199 | struct list_head head; |
200 | struct drm_mode_object base; | |
201 | const struct drm_framebuffer_funcs *funcs; | |
01f2c773 VS |
202 | unsigned int pitches[4]; |
203 | unsigned int offsets[4]; | |
e3eb3250 | 204 | uint64_t modifier[4]; |
f453ba04 DA |
205 | unsigned int width; |
206 | unsigned int height; | |
207 | /* depth can be 15 or 16 */ | |
208 | unsigned int depth; | |
209 | int bits_per_pixel; | |
210 | int flags; | |
308e5bcb | 211 | uint32_t pixel_format; /* fourcc format */ |
f453ba04 DA |
212 | struct list_head filp_head; |
213 | }; | |
214 | ||
215 | struct drm_property_blob { | |
216 | struct drm_mode_object base; | |
6bcacf51 DS |
217 | struct drm_device *dev; |
218 | struct kref refcount; | |
e2f5d2ea DS |
219 | struct list_head head_global; |
220 | struct list_head head_file; | |
ecbbe59b | 221 | size_t length; |
d63f5e6b | 222 | unsigned char data[]; |
f453ba04 DA |
223 | }; |
224 | ||
225 | struct drm_property_enum { | |
226 | uint64_t value; | |
227 | struct list_head head; | |
228 | char name[DRM_PROP_NAME_LEN]; | |
229 | }; | |
230 | ||
231 | struct drm_property { | |
232 | struct list_head head; | |
233 | struct drm_mode_object base; | |
234 | uint32_t flags; | |
235 | char name[DRM_PROP_NAME_LEN]; | |
236 | uint32_t num_values; | |
237 | uint64_t *values; | |
98f75de4 | 238 | struct drm_device *dev; |
f453ba04 | 239 | |
3758b341 | 240 | struct list_head enum_list; |
f453ba04 DA |
241 | }; |
242 | ||
243 | struct drm_crtc; | |
244 | struct drm_connector; | |
245 | struct drm_encoder; | |
d91d8a3f | 246 | struct drm_pending_vblank_event; |
8cf5c917 | 247 | struct drm_plane; |
3b336ec4 | 248 | struct drm_bridge; |
144ecb97 DV |
249 | struct drm_atomic_state; |
250 | ||
251 | /** | |
cc4ceb48 | 252 | * struct drm_crtc_state - mutable CRTC state |
07cc0ef6 | 253 | * @crtc: backpointer to the CRTC |
144ecb97 | 254 | * @enable: whether the CRTC should be enabled, gates all other state |
d9b13620 | 255 | * @active: whether the CRTC is actively displaying (used for DPMS) |
fc596660 ML |
256 | * @planes_changed: planes on this crtc are updated |
257 | * @mode_changed: crtc_state->mode or crtc_state->enable has been changed | |
258 | * @active_changed: crtc_state->active has been toggled. | |
259 | * @connectors_changed: connectors to this crtc have been updated | |
6ddd388a | 260 | * @plane_mask: bitmask of (1 << drm_plane_index(plane)) of attached planes |
623369e5 DV |
261 | * @last_vblank_count: for helpers and drivers to capture the vblank of the |
262 | * update to ensure framebuffer cleanup isn't done too early | |
2f324b42 | 263 | * @adjusted_mode: for use by helpers and drivers to compute adjusted mode timings |
144ecb97 DV |
264 | * @mode: current mode timings |
265 | * @event: optional pointer to a DRM event to signal upon completion of the | |
266 | * state update | |
267 | * @state: backpointer to global drm_atomic_state | |
d9b13620 DV |
268 | * |
269 | * Note that the distinction between @enable and @active is rather subtile: | |
270 | * Flipping @active while @enable is set without changing anything else may | |
271 | * never return in a failure from the ->atomic_check callback. Userspace assumes | |
272 | * that a DPMS On will always succeed. In other words: @enable controls resource | |
273 | * assignment, @active controls the actual hardware state. | |
144ecb97 DV |
274 | */ |
275 | struct drm_crtc_state { | |
07cc0ef6 DV |
276 | struct drm_crtc *crtc; |
277 | ||
cc4ceb48 | 278 | bool enable; |
d9b13620 | 279 | bool active; |
144ecb97 | 280 | |
c2fcd274 DV |
281 | /* computed state bits used by helpers and drivers */ |
282 | bool planes_changed : 1; | |
623369e5 | 283 | bool mode_changed : 1; |
eab3bbef | 284 | bool active_changed : 1; |
fc596660 | 285 | bool connectors_changed : 1; |
623369e5 | 286 | |
6ddd388a RC |
287 | /* attached planes bitmask: |
288 | * WARNING: transitional helpers do not maintain plane_mask so | |
289 | * drivers not converted over to atomic helpers should not rely | |
290 | * on plane_mask being accurate! | |
291 | */ | |
292 | u32 plane_mask; | |
293 | ||
623369e5 DV |
294 | /* last_vblank_count: for vblank waits before cleanup */ |
295 | u32 last_vblank_count; | |
c2fcd274 | 296 | |
2f324b42 DV |
297 | /* adjusted_mode: for use by helpers and drivers */ |
298 | struct drm_display_mode adjusted_mode; | |
299 | ||
144ecb97 DV |
300 | struct drm_display_mode mode; |
301 | ||
99cf4a29 DS |
302 | /* blob property to expose current mode to atomic userspace */ |
303 | struct drm_property_blob *mode_blob; | |
304 | ||
144ecb97 DV |
305 | struct drm_pending_vblank_event *event; |
306 | ||
307 | struct drm_atomic_state *state; | |
308 | }; | |
f453ba04 DA |
309 | |
310 | /** | |
3bf0401c | 311 | * struct drm_crtc_funcs - control CRTCs for a given device |
f453ba04 | 312 | * @save: save CRTC state |
3b02ab88 | 313 | * @restore: restore CRTC state |
715f59cc | 314 | * @reset: reset CRTC after state has been invalidated (e.g. resume) |
3b02ab88 | 315 | * @cursor_set: setup the cursor |
2c0c33d4 | 316 | * @cursor_set2: setup the cursor with hotspot, superseeds @cursor_set if set |
3b02ab88 | 317 | * @cursor_move: move the cursor |
f453ba04 | 318 | * @gamma_set: specify color ramp for CRTC |
bffd9de0 PZ |
319 | * @destroy: deinit and free object |
320 | * @set_property: called when a property is changed | |
3b02ab88 LP |
321 | * @set_config: apply a new CRTC configuration |
322 | * @page_flip: initiate a page flip | |
144ecb97 DV |
323 | * @atomic_duplicate_state: duplicate the atomic state for this CRTC |
324 | * @atomic_destroy_state: destroy an atomic state for this CRTC | |
325 | * @atomic_set_property: set a property on an atomic state for this CRTC | |
40ecc694 | 326 | * (do not call directly, use drm_atomic_crtc_set_property()) |
ac9c9256 RC |
327 | * @atomic_get_property: get a property on an atomic state for this CRTC |
328 | * (do not call directly, use drm_atomic_crtc_get_property()) | |
f453ba04 DA |
329 | * |
330 | * The drm_crtc_funcs structure is the central CRTC management structure | |
331 | * in the DRM. Each CRTC controls one or more connectors (note that the name | |
332 | * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc. | |
333 | * connectors, not just CRTs). | |
334 | * | |
335 | * Each driver is responsible for filling out this structure at startup time, | |
336 | * in addition to providing other modesetting features, like i2c and DDC | |
337 | * bus accessors. | |
338 | */ | |
339 | struct drm_crtc_funcs { | |
340 | /* Save CRTC state */ | |
341 | void (*save)(struct drm_crtc *crtc); /* suspend? */ | |
342 | /* Restore CRTC state */ | |
343 | void (*restore)(struct drm_crtc *crtc); /* resume? */ | |
eb033556 CW |
344 | /* Reset CRTC state */ |
345 | void (*reset)(struct drm_crtc *crtc); | |
f453ba04 DA |
346 | |
347 | /* cursor controls */ | |
348 | int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv, | |
349 | uint32_t handle, uint32_t width, uint32_t height); | |
4c813d4d DA |
350 | int (*cursor_set2)(struct drm_crtc *crtc, struct drm_file *file_priv, |
351 | uint32_t handle, uint32_t width, uint32_t height, | |
352 | int32_t hot_x, int32_t hot_y); | |
f453ba04 DA |
353 | int (*cursor_move)(struct drm_crtc *crtc, int x, int y); |
354 | ||
355 | /* Set gamma on the CRTC */ | |
356 | void (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b, | |
7203425a | 357 | uint32_t start, uint32_t size); |
f453ba04 DA |
358 | /* Object destroy routine */ |
359 | void (*destroy)(struct drm_crtc *crtc); | |
360 | ||
361 | int (*set_config)(struct drm_mode_set *set); | |
d91d8a3f KH |
362 | |
363 | /* | |
364 | * Flip to the given framebuffer. This implements the page | |
25985edc | 365 | * flip ioctl described in drm_mode.h, specifically, the |
d91d8a3f KH |
366 | * implementation must return immediately and block all |
367 | * rendering to the current fb until the flip has completed. | |
368 | * If userspace set the event flag in the ioctl, the event | |
369 | * argument will point to an event to send back when the flip | |
370 | * completes, otherwise it will be NULL. | |
371 | */ | |
372 | int (*page_flip)(struct drm_crtc *crtc, | |
373 | struct drm_framebuffer *fb, | |
ed8d1975 KP |
374 | struct drm_pending_vblank_event *event, |
375 | uint32_t flags); | |
bffd9de0 PZ |
376 | |
377 | int (*set_property)(struct drm_crtc *crtc, | |
378 | struct drm_property *property, uint64_t val); | |
144ecb97 DV |
379 | |
380 | /* atomic update handling */ | |
381 | struct drm_crtc_state *(*atomic_duplicate_state)(struct drm_crtc *crtc); | |
382 | void (*atomic_destroy_state)(struct drm_crtc *crtc, | |
cc4ceb48 | 383 | struct drm_crtc_state *state); |
144ecb97 DV |
384 | int (*atomic_set_property)(struct drm_crtc *crtc, |
385 | struct drm_crtc_state *state, | |
386 | struct drm_property *property, | |
387 | uint64_t val); | |
ac9c9256 RC |
388 | int (*atomic_get_property)(struct drm_crtc *crtc, |
389 | const struct drm_crtc_state *state, | |
390 | struct drm_property *property, | |
391 | uint64_t *val); | |
f453ba04 DA |
392 | }; |
393 | ||
394 | /** | |
3bf0401c | 395 | * struct drm_crtc - central CRTC control structure |
7749163e | 396 | * @dev: parent DRM device |
2c0c33d4 | 397 | * @port: OF node used by drm_of_find_possible_crtcs() |
7749163e | 398 | * @head: list management |
51fd371b | 399 | * @mutex: per-CRTC locking |
7749163e | 400 | * @base: base KMS object for ID tracking etc. |
e13161af MR |
401 | * @primary: primary plane for this CRTC |
402 | * @cursor: cursor plane for this CRTC | |
2c0c33d4 DV |
403 | * @cursor_x: current x position of the cursor, used for universal cursor planes |
404 | * @cursor_y: current y position of the cursor, used for universal cursor planes | |
f453ba04 | 405 | * @enabled: is this CRTC enabled? |
7749163e JB |
406 | * @mode: current mode timings |
407 | * @hwmode: mode timings as programmed to hw regs | |
7c80e128 RC |
408 | * @invert_dimensions: for purposes of error checking crtc vs fb sizes, |
409 | * invert the width/height of the crtc. This is used if the driver | |
410 | * is performing 90 or 270 degree rotated scanout | |
f453ba04 DA |
411 | * @x: x position on screen |
412 | * @y: y position on screen | |
f453ba04 | 413 | * @funcs: CRTC control functions |
7749163e JB |
414 | * @gamma_size: size of gamma ramp |
415 | * @gamma_store: gamma ramp values | |
7749163e | 416 | * @helper_private: mid-layer private data |
bffd9de0 | 417 | * @properties: property tracking for this CRTC |
144ecb97 | 418 | * @state: current atomic state for this CRTC |
2c0c33d4 DV |
419 | * @acquire_ctx: per-CRTC implicit acquire context used by atomic drivers for |
420 | * legacy ioctls | |
f453ba04 DA |
421 | * |
422 | * Each CRTC may have one or more connectors associated with it. This structure | |
423 | * allows the CRTC to be controlled. | |
424 | */ | |
425 | struct drm_crtc { | |
426 | struct drm_device *dev; | |
7e435aad | 427 | struct device_node *port; |
f453ba04 DA |
428 | struct list_head head; |
429 | ||
3bf0401c | 430 | /* |
29494c17 DV |
431 | * crtc mutex |
432 | * | |
433 | * This provides a read lock for the overall crtc state (mode, dpms | |
434 | * state, ...) and a write lock for everything which can be update | |
435 | * without a full modeset (fb, cursor data, ...) | |
436 | */ | |
51fd371b | 437 | struct drm_modeset_lock mutex; |
29494c17 | 438 | |
f453ba04 DA |
439 | struct drm_mode_object base; |
440 | ||
e13161af MR |
441 | /* primary and cursor planes for CRTC */ |
442 | struct drm_plane *primary; | |
443 | struct drm_plane *cursor; | |
444 | ||
161d0dc1 MR |
445 | /* position of cursor plane on crtc */ |
446 | int cursor_x; | |
447 | int cursor_y; | |
448 | ||
f453ba04 DA |
449 | bool enabled; |
450 | ||
27641c3f | 451 | /* Requested mode from modesetting. */ |
f453ba04 DA |
452 | struct drm_display_mode mode; |
453 | ||
27641c3f MK |
454 | /* Programmed mode in hw, after adjustments for encoders, |
455 | * crtc, panel scaling etc. Needed for timestamping etc. | |
456 | */ | |
457 | struct drm_display_mode hwmode; | |
458 | ||
7c80e128 RC |
459 | bool invert_dimensions; |
460 | ||
f453ba04 | 461 | int x, y; |
f453ba04 DA |
462 | const struct drm_crtc_funcs *funcs; |
463 | ||
464 | /* CRTC gamma size for reporting to userspace */ | |
465 | uint32_t gamma_size; | |
466 | uint16_t *gamma_store; | |
467 | ||
468 | /* if you are using the helper */ | |
9a436ee6 | 469 | const void *helper_private; |
bffd9de0 PZ |
470 | |
471 | struct drm_object_properties properties; | |
d059f652 | 472 | |
144ecb97 DV |
473 | struct drm_crtc_state *state; |
474 | ||
d059f652 DV |
475 | /* |
476 | * For legacy crtc ioctls so that atomic drivers can get at the locking | |
477 | * acquire context. | |
478 | */ | |
479 | struct drm_modeset_acquire_ctx *acquire_ctx; | |
f453ba04 DA |
480 | }; |
481 | ||
144ecb97 DV |
482 | /** |
483 | * struct drm_connector_state - mutable connector state | |
07cc0ef6 | 484 | * @connector: backpointer to the connector |
cc4ceb48 | 485 | * @crtc: CRTC to connect connector to, NULL if disabled |
623369e5 | 486 | * @best_encoder: can be used by helpers and drivers to select the encoder |
144ecb97 DV |
487 | * @state: backpointer to global drm_atomic_state |
488 | */ | |
489 | struct drm_connector_state { | |
07cc0ef6 DV |
490 | struct drm_connector *connector; |
491 | ||
6ddd388a | 492 | struct drm_crtc *crtc; /* do not write directly, use drm_atomic_set_crtc_for_connector() */ |
144ecb97 | 493 | |
623369e5 DV |
494 | struct drm_encoder *best_encoder; |
495 | ||
144ecb97 DV |
496 | struct drm_atomic_state *state; |
497 | }; | |
f453ba04 DA |
498 | |
499 | /** | |
3bf0401c | 500 | * struct drm_connector_funcs - control connectors on a given device |
261ea74f | 501 | * @dpms: set power state |
f453ba04 DA |
502 | * @save: save connector state |
503 | * @restore: restore connector state | |
13bcf01b | 504 | * @reset: reset connector after state has been invalidated (e.g. resume) |
f453ba04 | 505 | * @detect: is this connector active? |
3b02ab88 | 506 | * @fill_modes: fill mode list for this connector |
13bcf01b | 507 | * @set_property: property for this connector may need an update |
f453ba04 | 508 | * @destroy: make object go away |
13bcf01b | 509 | * @force: notify the driver that the connector is forced on |
144ecb97 DV |
510 | * @atomic_duplicate_state: duplicate the atomic state for this connector |
511 | * @atomic_destroy_state: destroy an atomic state for this connector | |
512 | * @atomic_set_property: set a property on an atomic state for this connector | |
40ecc694 | 513 | * (do not call directly, use drm_atomic_connector_set_property()) |
ac9c9256 RC |
514 | * @atomic_get_property: get a property on an atomic state for this connector |
515 | * (do not call directly, use drm_atomic_connector_get_property()) | |
144ecb97 | 516 | * |
f453ba04 DA |
517 | * Each CRTC may have one or more connectors attached to it. The functions |
518 | * below allow the core DRM code to control connectors, enumerate available modes, | |
519 | * etc. | |
520 | */ | |
521 | struct drm_connector_funcs { | |
9a69a9ac | 522 | int (*dpms)(struct drm_connector *connector, int mode); |
f453ba04 DA |
523 | void (*save)(struct drm_connector *connector); |
524 | void (*restore)(struct drm_connector *connector); | |
eb033556 | 525 | void (*reset)(struct drm_connector *connector); |
930a9e28 CW |
526 | |
527 | /* Check to see if anything is attached to the connector. | |
528 | * @force is set to false whilst polling, true when checking the | |
529 | * connector due to user request. @force can be used by the driver | |
530 | * to avoid expensive, destructive operations during automated | |
531 | * probing. | |
532 | */ | |
7b334fcb | 533 | enum drm_connector_status (*detect)(struct drm_connector *connector, |
930a9e28 | 534 | bool force); |
40a518d9 | 535 | int (*fill_modes)(struct drm_connector *connector, uint32_t max_width, uint32_t max_height); |
f453ba04 DA |
536 | int (*set_property)(struct drm_connector *connector, struct drm_property *property, |
537 | uint64_t val); | |
538 | void (*destroy)(struct drm_connector *connector); | |
d50ba256 | 539 | void (*force)(struct drm_connector *connector); |
144ecb97 DV |
540 | |
541 | /* atomic update handling */ | |
542 | struct drm_connector_state *(*atomic_duplicate_state)(struct drm_connector *connector); | |
543 | void (*atomic_destroy_state)(struct drm_connector *connector, | |
cc4ceb48 | 544 | struct drm_connector_state *state); |
144ecb97 DV |
545 | int (*atomic_set_property)(struct drm_connector *connector, |
546 | struct drm_connector_state *state, | |
547 | struct drm_property *property, | |
548 | uint64_t val); | |
ac9c9256 RC |
549 | int (*atomic_get_property)(struct drm_connector *connector, |
550 | const struct drm_connector_state *state, | |
551 | struct drm_property *property, | |
552 | uint64_t *val); | |
f453ba04 DA |
553 | }; |
554 | ||
6c3db920 | 555 | /** |
3bf0401c | 556 | * struct drm_encoder_funcs - encoder controls |
6c3db920 JB |
557 | * @reset: reset state (e.g. at init or resume time) |
558 | * @destroy: cleanup and free associated data | |
559 | * | |
560 | * Encoders sit between CRTCs and connectors. | |
561 | */ | |
f453ba04 | 562 | struct drm_encoder_funcs { |
eb033556 | 563 | void (*reset)(struct drm_encoder *encoder); |
f453ba04 DA |
564 | void (*destroy)(struct drm_encoder *encoder); |
565 | }; | |
566 | ||
afe887df | 567 | #define DRM_CONNECTOR_MAX_ENCODER 3 |
f453ba04 DA |
568 | |
569 | /** | |
3bf0401c | 570 | * struct drm_encoder - central DRM encoder structure |
db3e4499 JB |
571 | * @dev: parent DRM device |
572 | * @head: list management | |
573 | * @base: base KMS object | |
e5748946 | 574 | * @name: encoder name |
db3e4499 JB |
575 | * @encoder_type: one of the %DRM_MODE_ENCODER_<foo> types in drm_mode.h |
576 | * @possible_crtcs: bitmask of potential CRTC bindings | |
577 | * @possible_clones: bitmask of potential sibling encoders for cloning | |
578 | * @crtc: currently bound CRTC | |
3b336ec4 | 579 | * @bridge: bridge associated to the encoder |
db3e4499 JB |
580 | * @funcs: control functions |
581 | * @helper_private: mid-layer private data | |
582 | * | |
583 | * CRTCs drive pixels to encoders, which convert them into signals | |
584 | * appropriate for a given connector or set of connectors. | |
f453ba04 DA |
585 | */ |
586 | struct drm_encoder { | |
587 | struct drm_device *dev; | |
588 | struct list_head head; | |
589 | ||
590 | struct drm_mode_object base; | |
e5748946 | 591 | char *name; |
f453ba04 DA |
592 | int encoder_type; |
593 | uint32_t possible_crtcs; | |
594 | uint32_t possible_clones; | |
595 | ||
596 | struct drm_crtc *crtc; | |
3b336ec4 | 597 | struct drm_bridge *bridge; |
f453ba04 | 598 | const struct drm_encoder_funcs *funcs; |
9a436ee6 | 599 | const void *helper_private; |
f453ba04 DA |
600 | }; |
601 | ||
eb1f8e4f DA |
602 | /* should we poll this connector for connects and disconnects */ |
603 | /* hot plug detectable */ | |
604 | #define DRM_CONNECTOR_POLL_HPD (1 << 0) | |
605 | /* poll for connections */ | |
606 | #define DRM_CONNECTOR_POLL_CONNECT (1 << 1) | |
607 | /* can cleanly poll for disconnections without flickering the screen */ | |
608 | /* DACs should rarely do this without a lot of testing */ | |
609 | #define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2) | |
610 | ||
76adaa34 WF |
611 | #define MAX_ELD_BYTES 128 |
612 | ||
f453ba04 | 613 | /** |
3bf0401c | 614 | * struct drm_connector - central DRM connector control structure |
72252548 JB |
615 | * @dev: parent DRM device |
616 | * @kdev: kernel device for sysfs attributes | |
617 | * @attr: sysfs attributes | |
618 | * @head: list management | |
619 | * @base: base KMS object | |
2abdd313 | 620 | * @name: connector name |
72252548 JB |
621 | * @connector_type: one of the %DRM_MODE_CONNECTOR_<foo> types from drm_mode.h |
622 | * @connector_type_id: index into connector type enum | |
f453ba04 DA |
623 | * @interlace_allowed: can this connector handle interlaced modes? |
624 | * @doublescan_allowed: can this connector handle doublescan? | |
2c0c33d4 | 625 | * @stereo_allowed: can this connector handle stereo modes? |
72252548 JB |
626 | * @modes: modes available on this connector (from fill_modes() + user) |
627 | * @status: one of the drm_connector_status enums (connected, not, or unknown) | |
628 | * @probed_modes: list of modes derived directly from the display | |
629 | * @display_info: information about attached display (e.g. from EDID) | |
f453ba04 | 630 | * @funcs: connector control functions |
72252548 | 631 | * @edid_blob_ptr: DRM property containing EDID if present |
7e3bdf4a | 632 | * @properties: property tracking for this connector |
2c0c33d4 | 633 | * @path_blob_ptr: DRM blob property data for the DP MST path property |
72252548 JB |
634 | * @polled: a %DRM_CONNECTOR_POLL_<foo> value for core driven polling |
635 | * @dpms: current dpms state | |
636 | * @helper_private: mid-layer private data | |
2c0c33d4 | 637 | * @cmdline_mode: mode line parsed from the kernel cmdline for this connector |
72252548 | 638 | * @force: a %DRM_FORCE_<foo> state for forced mode sets |
2c0c33d4 | 639 | * @override_edid: has the EDID been overwritten through debugfs for testing? |
72252548 JB |
640 | * @encoder_ids: valid encoders for this connector |
641 | * @encoder: encoder driving this connector, if any | |
642 | * @eld: EDID-like data, if present | |
643 | * @dvi_dual: dual link DVI, if found | |
644 | * @max_tmds_clock: max clock rate, if found | |
645 | * @latency_present: AV delay info from ELD, if found | |
646 | * @video_latency: video latency info from ELD, if found | |
647 | * @audio_latency: audio latency info from ELD, if found | |
648 | * @null_edid_counter: track sinks that give us all zeros for the EDID | |
2c0c33d4 | 649 | * @bad_edid_counter: track sinks that give us an EDID with invalid checksum |
ac6f2e29 | 650 | * @edid_corrupt: indicates whether the last read EDID was corrupt |
2c0c33d4 | 651 | * @debugfs_entry: debugfs directory for this connector |
144ecb97 | 652 | * @state: current atomic state for this connector |
40d9b043 DA |
653 | * @has_tile: is this connector connected to a tiled monitor |
654 | * @tile_group: tile group for the connected monitor | |
655 | * @tile_is_single_monitor: whether the tile is one monitor housing | |
656 | * @num_h_tile: number of horizontal tiles in the tile group | |
657 | * @num_v_tile: number of vertical tiles in the tile group | |
658 | * @tile_h_loc: horizontal location of this tile | |
659 | * @tile_v_loc: vertical location of this tile | |
660 | * @tile_h_size: horizontal size of this tile. | |
661 | * @tile_v_size: vertical size of this tile. | |
f453ba04 DA |
662 | * |
663 | * Each connector may be connected to one or more CRTCs, or may be clonable by | |
664 | * another connector if they can share a CRTC. Each connector also has a specific | |
665 | * position in the broader display (referred to as a 'screen' though it could | |
666 | * span multiple monitors). | |
667 | */ | |
668 | struct drm_connector { | |
669 | struct drm_device *dev; | |
5bdebb18 | 670 | struct device *kdev; |
f453ba04 DA |
671 | struct device_attribute *attr; |
672 | struct list_head head; | |
673 | ||
674 | struct drm_mode_object base; | |
675 | ||
2abdd313 | 676 | char *name; |
f453ba04 DA |
677 | int connector_type; |
678 | int connector_type_id; | |
679 | bool interlace_allowed; | |
680 | bool doublescan_allowed; | |
560a067a | 681 | bool stereo_allowed; |
f453ba04 DA |
682 | struct list_head modes; /* list of modes on this connector */ |
683 | ||
f453ba04 DA |
684 | enum drm_connector_status status; |
685 | ||
686 | /* these are modes added by probing with DDC or the BIOS */ | |
687 | struct list_head probed_modes; | |
688 | ||
689 | struct drm_display_info display_info; | |
690 | const struct drm_connector_funcs *funcs; | |
691 | ||
f453ba04 | 692 | struct drm_property_blob *edid_blob_ptr; |
7e3bdf4a | 693 | struct drm_object_properties properties; |
f453ba04 | 694 | |
43aba7eb DA |
695 | struct drm_property_blob *path_blob_ptr; |
696 | ||
6f134d7b DA |
697 | struct drm_property_blob *tile_blob_ptr; |
698 | ||
eb1f8e4f DA |
699 | uint8_t polled; /* DRM_CONNECTOR_POLL_* */ |
700 | ||
c9fb15f6 KP |
701 | /* requested DPMS state */ |
702 | int dpms; | |
703 | ||
9a436ee6 | 704 | const void *helper_private; |
f453ba04 | 705 | |
d50ba256 | 706 | /* forced on connector */ |
eaf99c74 | 707 | struct drm_cmdline_mode cmdline_mode; |
d50ba256 | 708 | enum drm_connector_force force; |
4cf2b281 | 709 | bool override_edid; |
f453ba04 | 710 | uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER]; |
f453ba04 | 711 | struct drm_encoder *encoder; /* currently active encoder */ |
4a9a8b71 | 712 | |
76adaa34 WF |
713 | /* EDID bits */ |
714 | uint8_t eld[MAX_ELD_BYTES]; | |
715 | bool dvi_dual; | |
716 | int max_tmds_clock; /* in MHz */ | |
717 | bool latency_present[2]; | |
718 | int video_latency[2]; /* [0]: progressive, [1]: interlaced */ | |
719 | int audio_latency[2]; | |
4a9a8b71 | 720 | int null_edid_counter; /* needed to workaround some HW bugs where we get all 0s */ |
0b2443ed | 721 | unsigned bad_edid_counter; |
30f65707 | 722 | |
6ba2bd3d TP |
723 | /* Flag for raw EDID header corruption - used in Displayport |
724 | * compliance testing - * Displayport Link CTS Core 1.2 rev1.1 4.2.2.6 | |
725 | */ | |
726 | bool edid_corrupt; | |
727 | ||
30f65707 | 728 | struct dentry *debugfs_entry; |
144ecb97 DV |
729 | |
730 | struct drm_connector_state *state; | |
40d9b043 DA |
731 | |
732 | /* DisplayID bits */ | |
733 | bool has_tile; | |
734 | struct drm_tile_group *tile_group; | |
735 | bool tile_is_single_monitor; | |
736 | ||
737 | uint8_t num_h_tile, num_v_tile; | |
738 | uint8_t tile_h_loc, tile_v_loc; | |
739 | uint16_t tile_h_size, tile_v_size; | |
144ecb97 DV |
740 | }; |
741 | ||
742 | /** | |
743 | * struct drm_plane_state - mutable plane state | |
07cc0ef6 | 744 | * @plane: backpointer to the plane |
144ecb97 | 745 | * @crtc: currently bound CRTC, NULL if disabled |
cc4ceb48 | 746 | * @fb: currently bound framebuffer |
e2330f07 | 747 | * @fence: optional fence to wait for before scanning out @fb |
144ecb97 DV |
748 | * @crtc_x: left position of visible portion of plane on crtc |
749 | * @crtc_y: upper position of visible portion of plane on crtc | |
750 | * @crtc_w: width of visible portion of plane on crtc | |
751 | * @crtc_h: height of visible portion of plane on crtc | |
752 | * @src_x: left position of visible portion of plane within | |
753 | * plane (in 16.16) | |
754 | * @src_y: upper position of visible portion of plane within | |
755 | * plane (in 16.16) | |
756 | * @src_w: width of visible portion of plane (in 16.16) | |
757 | * @src_h: height of visible portion of plane (in 16.16) | |
758 | * @state: backpointer to global drm_atomic_state | |
759 | */ | |
760 | struct drm_plane_state { | |
07cc0ef6 DV |
761 | struct drm_plane *plane; |
762 | ||
6ddd388a RC |
763 | struct drm_crtc *crtc; /* do not write directly, use drm_atomic_set_crtc_for_plane() */ |
764 | struct drm_framebuffer *fb; /* do not write directly, use drm_atomic_set_fb_for_plane() */ | |
e2330f07 | 765 | struct fence *fence; |
144ecb97 DV |
766 | |
767 | /* Signed dest location allows it to be partially off screen */ | |
768 | int32_t crtc_x, crtc_y; | |
769 | uint32_t crtc_w, crtc_h; | |
770 | ||
771 | /* Source values are 16.16 fixed point */ | |
772 | uint32_t src_x, src_y; | |
773 | uint32_t src_h, src_w; | |
774 | ||
1da30627 MR |
775 | /* Plane rotation */ |
776 | unsigned int rotation; | |
777 | ||
144ecb97 | 778 | struct drm_atomic_state *state; |
f453ba04 DA |
779 | }; |
780 | ||
144ecb97 | 781 | |
8cf5c917 | 782 | /** |
3bf0401c | 783 | * struct drm_plane_funcs - driver plane control functions |
8cf5c917 JB |
784 | * @update_plane: update the plane configuration |
785 | * @disable_plane: shut down the plane | |
786 | * @destroy: clean up plane resources | |
2c0c33d4 | 787 | * @reset: reset plane after state has been invalidated (e.g. resume) |
4d93914a | 788 | * @set_property: called when a property is changed |
144ecb97 DV |
789 | * @atomic_duplicate_state: duplicate the atomic state for this plane |
790 | * @atomic_destroy_state: destroy an atomic state for this plane | |
791 | * @atomic_set_property: set a property on an atomic state for this plane | |
40ecc694 | 792 | * (do not call directly, use drm_atomic_plane_set_property()) |
ac9c9256 RC |
793 | * @atomic_get_property: get a property on an atomic state for this plane |
794 | * (do not call directly, use drm_atomic_plane_get_property()) | |
8cf5c917 JB |
795 | */ |
796 | struct drm_plane_funcs { | |
797 | int (*update_plane)(struct drm_plane *plane, | |
798 | struct drm_crtc *crtc, struct drm_framebuffer *fb, | |
799 | int crtc_x, int crtc_y, | |
800 | unsigned int crtc_w, unsigned int crtc_h, | |
801 | uint32_t src_x, uint32_t src_y, | |
802 | uint32_t src_w, uint32_t src_h); | |
803 | int (*disable_plane)(struct drm_plane *plane); | |
804 | void (*destroy)(struct drm_plane *plane); | |
2a0d7cfd | 805 | void (*reset)(struct drm_plane *plane); |
4d93914a RC |
806 | |
807 | int (*set_property)(struct drm_plane *plane, | |
808 | struct drm_property *property, uint64_t val); | |
144ecb97 DV |
809 | |
810 | /* atomic update handling */ | |
811 | struct drm_plane_state *(*atomic_duplicate_state)(struct drm_plane *plane); | |
812 | void (*atomic_destroy_state)(struct drm_plane *plane, | |
cc4ceb48 | 813 | struct drm_plane_state *state); |
144ecb97 DV |
814 | int (*atomic_set_property)(struct drm_plane *plane, |
815 | struct drm_plane_state *state, | |
816 | struct drm_property *property, | |
817 | uint64_t val); | |
ac9c9256 RC |
818 | int (*atomic_get_property)(struct drm_plane *plane, |
819 | const struct drm_plane_state *state, | |
820 | struct drm_property *property, | |
821 | uint64_t *val); | |
8cf5c917 JB |
822 | }; |
823 | ||
e27dde3e MR |
824 | enum drm_plane_type { |
825 | DRM_PLANE_TYPE_OVERLAY, | |
826 | DRM_PLANE_TYPE_PRIMARY, | |
827 | DRM_PLANE_TYPE_CURSOR, | |
828 | }; | |
829 | ||
8cf5c917 | 830 | /** |
3bf0401c | 831 | * struct drm_plane - central DRM plane control structure |
8cf5c917 JB |
832 | * @dev: DRM device this plane belongs to |
833 | * @head: for list management | |
834 | * @base: base mode object | |
835 | * @possible_crtcs: pipes this plane can be bound to | |
836 | * @format_types: array of formats supported by this plane | |
837 | * @format_count: number of formats supported | |
7eb5f302 | 838 | * @format_default: driver hasn't supplied supported formats for the plane |
8cf5c917 JB |
839 | * @crtc: currently bound CRTC |
840 | * @fb: currently bound fb | |
2c0c33d4 DV |
841 | * @old_fb: Temporary tracking of the old fb while a modeset is ongoing. Used by |
842 | * drm_mode_set_config_internal() to implement correct refcounting. | |
8cf5c917 | 843 | * @funcs: helper functions |
4d93914a | 844 | * @properties: property tracking for this plane |
e27dde3e | 845 | * @type: type of plane (overlay, primary, cursor) |
144ecb97 | 846 | * @state: current atomic state for this plane |
8cf5c917 JB |
847 | */ |
848 | struct drm_plane { | |
849 | struct drm_device *dev; | |
850 | struct list_head head; | |
851 | ||
4d02e2de DV |
852 | struct drm_modeset_lock mutex; |
853 | ||
8cf5c917 JB |
854 | struct drm_mode_object base; |
855 | ||
856 | uint32_t possible_crtcs; | |
857 | uint32_t *format_types; | |
45e3743a | 858 | unsigned int format_count; |
7eb5f302 | 859 | bool format_default; |
8cf5c917 JB |
860 | |
861 | struct drm_crtc *crtc; | |
862 | struct drm_framebuffer *fb; | |
863 | ||
3d30a59b DV |
864 | struct drm_framebuffer *old_fb; |
865 | ||
8cf5c917 | 866 | const struct drm_plane_funcs *funcs; |
4d93914a RC |
867 | |
868 | struct drm_object_properties properties; | |
e27dde3e MR |
869 | |
870 | enum drm_plane_type type; | |
144ecb97 | 871 | |
9a436ee6 | 872 | const void *helper_private; |
c2fcd274 | 873 | |
144ecb97 | 874 | struct drm_plane_state *state; |
8cf5c917 JB |
875 | }; |
876 | ||
3b336ec4 | 877 | /** |
3bf0401c | 878 | * struct drm_bridge_funcs - drm_bridge control functions |
3d3f8b1f | 879 | * @attach: Called during drm_bridge_attach |
3b336ec4 SP |
880 | * @mode_fixup: Try to fixup (or reject entirely) proposed mode for this bridge |
881 | * @disable: Called right before encoder prepare, disables the bridge | |
882 | * @post_disable: Called right after encoder prepare, for lockstepped disable | |
883 | * @mode_set: Set this mode to the bridge | |
884 | * @pre_enable: Called right before encoder commit, for lockstepped commit | |
885 | * @enable: Called right after encoder commit, enables the bridge | |
3b336ec4 SP |
886 | */ |
887 | struct drm_bridge_funcs { | |
3d3f8b1f | 888 | int (*attach)(struct drm_bridge *bridge); |
3b336ec4 SP |
889 | bool (*mode_fixup)(struct drm_bridge *bridge, |
890 | const struct drm_display_mode *mode, | |
891 | struct drm_display_mode *adjusted_mode); | |
892 | void (*disable)(struct drm_bridge *bridge); | |
893 | void (*post_disable)(struct drm_bridge *bridge); | |
894 | void (*mode_set)(struct drm_bridge *bridge, | |
895 | struct drm_display_mode *mode, | |
896 | struct drm_display_mode *adjusted_mode); | |
897 | void (*pre_enable)(struct drm_bridge *bridge); | |
898 | void (*enable)(struct drm_bridge *bridge); | |
3b336ec4 SP |
899 | }; |
900 | ||
901 | /** | |
3bf0401c | 902 | * struct drm_bridge - central DRM bridge control structure |
3b336ec4 | 903 | * @dev: DRM device this bridge belongs to |
862e686c AT |
904 | * @encoder: encoder to which this bridge is connected |
905 | * @next: the next bridge in the encoder chain | |
3d3f8b1f AK |
906 | * @of_node: device node pointer to the bridge |
907 | * @list: to keep track of all added bridges | |
3b336ec4 SP |
908 | * @funcs: control functions |
909 | * @driver_private: pointer to the bridge driver's internal context | |
910 | */ | |
911 | struct drm_bridge { | |
912 | struct drm_device *dev; | |
3d3f8b1f | 913 | struct drm_encoder *encoder; |
862e686c | 914 | struct drm_bridge *next; |
3d3f8b1f AK |
915 | #ifdef CONFIG_OF |
916 | struct device_node *of_node; | |
917 | #endif | |
918 | struct list_head list; | |
3b336ec4 SP |
919 | |
920 | const struct drm_bridge_funcs *funcs; | |
921 | void *driver_private; | |
922 | }; | |
923 | ||
cc4ceb48 | 924 | /** |
08855fae | 925 | * struct drm_atomic_state - the global state object for atomic updates |
cc4ceb48 | 926 | * @dev: parent DRM device |
d34f20d6 | 927 | * @allow_modeset: allow full modeset |
f02ad907 | 928 | * @legacy_cursor_update: hint to enforce legacy cursor ioctl semantics |
cc4ceb48 DV |
929 | * @planes: pointer to array of plane pointers |
930 | * @plane_states: pointer to array of plane states pointers | |
931 | * @crtcs: pointer to array of CRTC pointers | |
932 | * @crtc_states: pointer to array of CRTC states pointers | |
f52b69f1 | 933 | * @num_connector: size of the @connectors and @connector_states arrays |
cc4ceb48 DV |
934 | * @connectors: pointer to array of connector pointers |
935 | * @connector_states: pointer to array of connector states pointers | |
936 | * @acquire_ctx: acquire context for this atomic modeset state update | |
937 | */ | |
938 | struct drm_atomic_state { | |
939 | struct drm_device *dev; | |
d34f20d6 | 940 | bool allow_modeset : 1; |
f02ad907 | 941 | bool legacy_cursor_update : 1; |
cc4ceb48 DV |
942 | struct drm_plane **planes; |
943 | struct drm_plane_state **plane_states; | |
944 | struct drm_crtc **crtcs; | |
945 | struct drm_crtc_state **crtc_states; | |
f52b69f1 | 946 | int num_connector; |
cc4ceb48 DV |
947 | struct drm_connector **connectors; |
948 | struct drm_connector_state **connector_states; | |
949 | ||
950 | struct drm_modeset_acquire_ctx *acquire_ctx; | |
951 | }; | |
952 | ||
953 | ||
f453ba04 | 954 | /** |
3bf0401c | 955 | * struct drm_mode_set - new values for a CRTC config change |
ef27351a JB |
956 | * @fb: framebuffer to use for new config |
957 | * @crtc: CRTC whose configuration we're about to change | |
958 | * @mode: mode timings to use | |
959 | * @x: position of this CRTC relative to @fb | |
960 | * @y: position of this CRTC relative to @fb | |
961 | * @connectors: array of connectors to drive with this CRTC if possible | |
962 | * @num_connectors: size of @connectors array | |
f453ba04 DA |
963 | * |
964 | * Represents a single crtc the connectors that it drives with what mode | |
965 | * and from which framebuffer it scans out from. | |
966 | * | |
967 | * This is used to set modes. | |
968 | */ | |
969 | struct drm_mode_set { | |
f453ba04 DA |
970 | struct drm_framebuffer *fb; |
971 | struct drm_crtc *crtc; | |
972 | struct drm_display_mode *mode; | |
973 | ||
974 | uint32_t x; | |
975 | uint32_t y; | |
976 | ||
977 | struct drm_connector **connectors; | |
978 | size_t num_connectors; | |
979 | }; | |
980 | ||
981 | /** | |
550cebcd JB |
982 | * struct drm_mode_config_funcs - basic driver provided mode setting functions |
983 | * @fb_create: create a new framebuffer object | |
984 | * @output_poll_changed: function to handle output configuration changes | |
2b1193d5 | 985 | * @atomic_check: check whether a given atomic state update is possible |
cc4ceb48 DV |
986 | * @atomic_commit: commit an atomic state update previously verified with |
987 | * atomic_check() | |
036ef573 ML |
988 | * @atomic_state_alloc: allocate a new atomic state |
989 | * @atomic_state_clear: clear the atomic state | |
990 | * @atomic_state_free: free the atomic state | |
550cebcd JB |
991 | * |
992 | * Some global (i.e. not per-CRTC, connector, etc) mode setting functions that | |
993 | * involve drivers. | |
f453ba04 DA |
994 | */ |
995 | struct drm_mode_config_funcs { | |
550cebcd JB |
996 | struct drm_framebuffer *(*fb_create)(struct drm_device *dev, |
997 | struct drm_file *file_priv, | |
998 | struct drm_mode_fb_cmd2 *mode_cmd); | |
eb1f8e4f | 999 | void (*output_poll_changed)(struct drm_device *dev); |
cc4ceb48 DV |
1000 | |
1001 | int (*atomic_check)(struct drm_device *dev, | |
1002 | struct drm_atomic_state *a); | |
1003 | int (*atomic_commit)(struct drm_device *dev, | |
1004 | struct drm_atomic_state *a, | |
1005 | bool async); | |
036ef573 ML |
1006 | struct drm_atomic_state *(*atomic_state_alloc)(struct drm_device *dev); |
1007 | void (*atomic_state_clear)(struct drm_atomic_state *state); | |
1008 | void (*atomic_state_free)(struct drm_atomic_state *state); | |
f453ba04 DA |
1009 | }; |
1010 | ||
f453ba04 | 1011 | /** |
2c0c33d4 | 1012 | * struct drm_mode_config - Mode configuration control structure |
a62c93d5 | 1013 | * @mutex: mutex protecting KMS related lists and structures |
2c0c33d4 DV |
1014 | * @connection_mutex: ww mutex protecting connector state and routing |
1015 | * @acquire_ctx: global implicit acquire context used by atomic drivers for | |
1016 | * legacy ioctls | |
a62c93d5 JB |
1017 | * @idr_mutex: mutex for KMS ID allocation and management |
1018 | * @crtc_idr: main KMS ID tracking object | |
2c0c33d4 | 1019 | * @fb_lock: mutex to protect fb state and lists |
a62c93d5 JB |
1020 | * @num_fb: number of fbs available |
1021 | * @fb_list: list of framebuffers available | |
1022 | * @num_connector: number of connectors on this device | |
1023 | * @connector_list: list of connector objects | |
1024 | * @num_encoder: number of encoders on this device | |
1025 | * @encoder_list: list of encoder objects | |
2c0c33d4 DV |
1026 | * @num_overlay_plane: number of overlay planes on this device |
1027 | * @num_total_plane: number of universal (i.e. with primary/curso) planes on this device | |
1028 | * @plane_list: list of plane objects | |
a62c93d5 JB |
1029 | * @num_crtc: number of CRTCs on this device |
1030 | * @crtc_list: list of CRTC objects | |
2c0c33d4 | 1031 | * @property_list: list of property objects |
a62c93d5 JB |
1032 | * @min_width: minimum pixel width on this device |
1033 | * @min_height: minimum pixel height on this device | |
1034 | * @max_width: maximum pixel width on this device | |
1035 | * @max_height: maximum pixel height on this device | |
1036 | * @funcs: core driver provided mode setting functions | |
1037 | * @fb_base: base address of the framebuffer | |
2c0c33d4 DV |
1038 | * @poll_enabled: track polling support for this device |
1039 | * @poll_running: track polling status for this device | |
a62c93d5 | 1040 | * @output_poll_work: delayed work for polling in process context |
2c0c33d4 | 1041 | * @property_blob_list: list of all the blob property objects |
8fb6e7a5 | 1042 | * @blob_lock: mutex for blob property allocation and management |
a62c93d5 | 1043 | * @*_property: core property tracking |
2c0c33d4 DV |
1044 | * @preferred_depth: preferred RBG pixel depth, used by fb helpers |
1045 | * @prefer_shadow: hint to userspace to prefer shadow-fb rendering | |
1046 | * @async_page_flip: does this device support async flips on the primary plane? | |
1047 | * @cursor_width: hint to userspace for max cursor width | |
1048 | * @cursor_height: hint to userspace for max cursor height | |
f453ba04 | 1049 | * |
a62c93d5 JB |
1050 | * Core mode resource tracking structure. All CRTC, encoders, and connectors |
1051 | * enumerated by the driver are added here, as are global properties. Some | |
1052 | * global restrictions are also here, e.g. dimension restrictions. | |
f453ba04 DA |
1053 | */ |
1054 | struct drm_mode_config { | |
ad2563c2 | 1055 | struct mutex mutex; /* protects configuration (mode lists etc.) */ |
51fd371b RC |
1056 | struct drm_modeset_lock connection_mutex; /* protects connector->encoder and encoder->crtc links */ |
1057 | struct drm_modeset_acquire_ctx *acquire_ctx; /* for legacy _lock_all() / _unlock_all() */ | |
ad2563c2 | 1058 | struct mutex idr_mutex; /* for IDR management */ |
f453ba04 | 1059 | struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */ |
138f9ebb | 1060 | struct idr tile_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */ |
f453ba04 | 1061 | /* this is limited to one for now */ |
4b096ac1 | 1062 | |
2c0c33d4 | 1063 | struct mutex fb_lock; /* proctects global and per-file fb lists */ |
f453ba04 DA |
1064 | int num_fb; |
1065 | struct list_head fb_list; | |
4b096ac1 | 1066 | |
f453ba04 DA |
1067 | int num_connector; |
1068 | struct list_head connector_list; | |
1069 | int num_encoder; | |
1070 | struct list_head encoder_list; | |
e27dde3e MR |
1071 | |
1072 | /* | |
1073 | * Track # of overlay planes separately from # of total planes. By | |
1074 | * default we only advertise overlay planes to userspace; if userspace | |
1075 | * sets the "universal plane" capability bit, we'll go ahead and | |
1076 | * expose all planes. | |
1077 | */ | |
1078 | int num_overlay_plane; | |
1079 | int num_total_plane; | |
8cf5c917 | 1080 | struct list_head plane_list; |
f453ba04 DA |
1081 | |
1082 | int num_crtc; | |
1083 | struct list_head crtc_list; | |
1084 | ||
1085 | struct list_head property_list; | |
1086 | ||
f453ba04 DA |
1087 | int min_width, min_height; |
1088 | int max_width, max_height; | |
e6ecefaa | 1089 | const struct drm_mode_config_funcs *funcs; |
d883f7f1 | 1090 | resource_size_t fb_base; |
f453ba04 | 1091 | |
eb1f8e4f DA |
1092 | /* output poll support */ |
1093 | bool poll_enabled; | |
905bc9ff | 1094 | bool poll_running; |
162b6a57 | 1095 | bool delayed_event; |
991ea75c | 1096 | struct delayed_work output_poll_work; |
eb1f8e4f | 1097 | |
8fb6e7a5 DS |
1098 | struct mutex blob_lock; |
1099 | ||
f453ba04 DA |
1100 | /* pointers to standard properties */ |
1101 | struct list_head property_blob_list; | |
1102 | struct drm_property *edid_property; | |
1103 | struct drm_property *dpms_property; | |
43aba7eb | 1104 | struct drm_property *path_property; |
6f134d7b | 1105 | struct drm_property *tile_property; |
9922ab5a | 1106 | struct drm_property *plane_type_property; |
2a297cce | 1107 | struct drm_property *rotation_property; |
6b4959f4 RC |
1108 | struct drm_property *prop_src_x; |
1109 | struct drm_property *prop_src_y; | |
1110 | struct drm_property *prop_src_w; | |
1111 | struct drm_property *prop_src_h; | |
1112 | struct drm_property *prop_crtc_x; | |
1113 | struct drm_property *prop_crtc_y; | |
1114 | struct drm_property *prop_crtc_w; | |
1115 | struct drm_property *prop_crtc_h; | |
1116 | struct drm_property *prop_fb_id; | |
1117 | struct drm_property *prop_crtc_id; | |
eab3bbef | 1118 | struct drm_property *prop_active; |
955f3c33 | 1119 | struct drm_property *prop_mode_id; |
f453ba04 DA |
1120 | |
1121 | /* DVI-I properties */ | |
1122 | struct drm_property *dvi_i_subconnector_property; | |
1123 | struct drm_property *dvi_i_select_subconnector_property; | |
1124 | ||
1125 | /* TV properties */ | |
1126 | struct drm_property *tv_subconnector_property; | |
1127 | struct drm_property *tv_select_subconnector_property; | |
1128 | struct drm_property *tv_mode_property; | |
1129 | struct drm_property *tv_left_margin_property; | |
1130 | struct drm_property *tv_right_margin_property; | |
1131 | struct drm_property *tv_top_margin_property; | |
1132 | struct drm_property *tv_bottom_margin_property; | |
b6b7902e FJ |
1133 | struct drm_property *tv_brightness_property; |
1134 | struct drm_property *tv_contrast_property; | |
1135 | struct drm_property *tv_flicker_reduction_property; | |
a75f0236 FJ |
1136 | struct drm_property *tv_overscan_property; |
1137 | struct drm_property *tv_saturation_property; | |
1138 | struct drm_property *tv_hue_property; | |
f453ba04 DA |
1139 | |
1140 | /* Optional properties */ | |
1141 | struct drm_property *scaling_mode_property; | |
ff587e45 | 1142 | struct drm_property *aspect_ratio_property; |
884840aa | 1143 | struct drm_property *dirty_info_property; |
019d96cb | 1144 | |
5bb2bbf5 DA |
1145 | /* properties for virtual machine layout */ |
1146 | struct drm_property *suggested_x_property; | |
1147 | struct drm_property *suggested_y_property; | |
1148 | ||
019d96cb DA |
1149 | /* dumb ioctl parameters */ |
1150 | uint32_t preferred_depth, prefer_shadow; | |
62f2104f KP |
1151 | |
1152 | /* whether async page flip is supported or not */ | |
1153 | bool async_page_flip; | |
8716ed4e | 1154 | |
e3eb3250 RC |
1155 | /* whether the driver supports fb modifiers */ |
1156 | bool allow_fb_modifiers; | |
1157 | ||
8716ed4e AD |
1158 | /* cursor size */ |
1159 | uint32_t cursor_width, cursor_height; | |
f453ba04 DA |
1160 | }; |
1161 | ||
dd275956 RC |
1162 | /** |
1163 | * drm_for_each_plane_mask - iterate over planes specified by bitmask | |
1164 | * @plane: the loop cursor | |
1165 | * @dev: the DRM device | |
1166 | * @plane_mask: bitmask of plane indices | |
1167 | * | |
1168 | * Iterate over all planes specified by bitmask. | |
1169 | */ | |
1170 | #define drm_for_each_plane_mask(plane, dev, plane_mask) \ | |
1171 | list_for_each_entry((plane), &(dev)->mode_config.plane_list, head) \ | |
1172 | if ((plane_mask) & (1 << drm_plane_index(plane))) | |
1173 | ||
1174 | ||
f453ba04 DA |
1175 | #define obj_to_crtc(x) container_of(x, struct drm_crtc, base) |
1176 | #define obj_to_connector(x) container_of(x, struct drm_connector, base) | |
1177 | #define obj_to_encoder(x) container_of(x, struct drm_encoder, base) | |
1178 | #define obj_to_mode(x) container_of(x, struct drm_display_mode, base) | |
1179 | #define obj_to_fb(x) container_of(x, struct drm_framebuffer, base) | |
1180 | #define obj_to_property(x) container_of(x, struct drm_property, base) | |
1181 | #define obj_to_blob(x) container_of(x, struct drm_property_blob, base) | |
8cf5c917 | 1182 | #define obj_to_plane(x) container_of(x, struct drm_plane, base) |
f453ba04 | 1183 | |
4a67d391 SH |
1184 | struct drm_prop_enum_list { |
1185 | int type; | |
1186 | char *name; | |
1187 | }; | |
f453ba04 | 1188 | |
e13161af MR |
1189 | extern int drm_crtc_init_with_planes(struct drm_device *dev, |
1190 | struct drm_crtc *crtc, | |
1191 | struct drm_plane *primary, | |
fc1d3e44 | 1192 | struct drm_plane *cursor, |
e13161af | 1193 | const struct drm_crtc_funcs *funcs); |
f453ba04 | 1194 | extern void drm_crtc_cleanup(struct drm_crtc *crtc); |
db5f7a6e RK |
1195 | extern unsigned int drm_crtc_index(struct drm_crtc *crtc); |
1196 | ||
1197 | /** | |
1198 | * drm_crtc_mask - find the mask of a registered CRTC | |
1199 | * @crtc: CRTC to find mask for | |
1200 | * | |
1201 | * Given a registered CRTC, return the mask bit of that CRTC for an | |
1202 | * encoder's possible_crtcs field. | |
1203 | */ | |
1204 | static inline uint32_t drm_crtc_mask(struct drm_crtc *crtc) | |
1205 | { | |
1206 | return 1 << drm_crtc_index(crtc); | |
1207 | } | |
f453ba04 | 1208 | |
b21e3afe IM |
1209 | extern void drm_connector_ida_init(void); |
1210 | extern void drm_connector_ida_destroy(void); | |
6bfc56aa VS |
1211 | extern int drm_connector_init(struct drm_device *dev, |
1212 | struct drm_connector *connector, | |
1213 | const struct drm_connector_funcs *funcs, | |
1214 | int connector_type); | |
34ea3d38 TW |
1215 | int drm_connector_register(struct drm_connector *connector); |
1216 | void drm_connector_unregister(struct drm_connector *connector); | |
f453ba04 DA |
1217 | |
1218 | extern void drm_connector_cleanup(struct drm_connector *connector); | |
10f637bf | 1219 | extern unsigned int drm_connector_index(struct drm_connector *connector); |
cbc7e221 DA |
1220 | /* helper to unplug all connectors from sysfs for device */ |
1221 | extern void drm_connector_unplug_all(struct drm_device *dev); | |
f453ba04 | 1222 | |
3d3f8b1f AK |
1223 | extern int drm_bridge_add(struct drm_bridge *bridge); |
1224 | extern void drm_bridge_remove(struct drm_bridge *bridge); | |
1225 | extern struct drm_bridge *of_drm_find_bridge(struct device_node *np); | |
1226 | extern int drm_bridge_attach(struct drm_device *dev, struct drm_bridge *bridge); | |
3b336ec4 | 1227 | |
862e686c AT |
1228 | bool drm_bridge_mode_fixup(struct drm_bridge *bridge, |
1229 | const struct drm_display_mode *mode, | |
1230 | struct drm_display_mode *adjusted_mode); | |
1231 | void drm_bridge_disable(struct drm_bridge *bridge); | |
1232 | void drm_bridge_post_disable(struct drm_bridge *bridge); | |
1233 | void drm_bridge_mode_set(struct drm_bridge *bridge, | |
1234 | struct drm_display_mode *mode, | |
1235 | struct drm_display_mode *adjusted_mode); | |
1236 | void drm_bridge_pre_enable(struct drm_bridge *bridge); | |
1237 | void drm_bridge_enable(struct drm_bridge *bridge); | |
1238 | ||
6bfc56aa VS |
1239 | extern int drm_encoder_init(struct drm_device *dev, |
1240 | struct drm_encoder *encoder, | |
1241 | const struct drm_encoder_funcs *funcs, | |
1242 | int encoder_type); | |
f453ba04 | 1243 | |
3d887368 TR |
1244 | /** |
1245 | * drm_encoder_crtc_ok - can a given crtc drive a given encoder? | |
1246 | * @encoder: encoder to test | |
1247 | * @crtc: crtc to test | |
1248 | * | |
1249 | * Return false if @encoder can't be driven by @crtc, true otherwise. | |
1250 | */ | |
1251 | static inline bool drm_encoder_crtc_ok(struct drm_encoder *encoder, | |
1252 | struct drm_crtc *crtc) | |
1253 | { | |
1254 | return !!(encoder->possible_crtcs & drm_crtc_mask(crtc)); | |
1255 | } | |
1256 | ||
dc415ff9 MR |
1257 | extern int drm_universal_plane_init(struct drm_device *dev, |
1258 | struct drm_plane *plane, | |
1259 | unsigned long possible_crtcs, | |
1260 | const struct drm_plane_funcs *funcs, | |
1261 | const uint32_t *formats, | |
45e3743a | 1262 | unsigned int format_count, |
dc415ff9 | 1263 | enum drm_plane_type type); |
8cf5c917 JB |
1264 | extern int drm_plane_init(struct drm_device *dev, |
1265 | struct drm_plane *plane, | |
1266 | unsigned long possible_crtcs, | |
1267 | const struct drm_plane_funcs *funcs, | |
45e3743a | 1268 | const uint32_t *formats, unsigned int format_count, |
dc415ff9 | 1269 | bool is_primary); |
8cf5c917 | 1270 | extern void drm_plane_cleanup(struct drm_plane *plane); |
10f637bf | 1271 | extern unsigned int drm_plane_index(struct drm_plane *plane); |
f81338a5 | 1272 | extern struct drm_plane * drm_plane_from_index(struct drm_device *dev, int idx); |
9125e618 | 1273 | extern void drm_plane_force_disable(struct drm_plane *plane); |
ead8610d LP |
1274 | extern int drm_plane_check_pixel_format(const struct drm_plane *plane, |
1275 | u32 format); | |
ecb7e16b GP |
1276 | extern void drm_crtc_get_hv_timing(const struct drm_display_mode *mode, |
1277 | int *hdisplay, int *vdisplay); | |
af93629d MR |
1278 | extern int drm_crtc_check_viewport(const struct drm_crtc *crtc, |
1279 | int x, int y, | |
1280 | const struct drm_display_mode *mode, | |
1281 | const struct drm_framebuffer *fb); | |
8cf5c917 | 1282 | |
f453ba04 DA |
1283 | extern void drm_encoder_cleanup(struct drm_encoder *encoder); |
1284 | ||
d20d3174 | 1285 | extern const char *drm_get_connector_status_name(enum drm_connector_status status); |
ac1bb36c | 1286 | extern const char *drm_get_subpixel_order_name(enum subpixel_order order); |
d20d3174 VS |
1287 | extern const char *drm_get_dpms_name(int val); |
1288 | extern const char *drm_get_dvi_i_subconnector_name(int val); | |
1289 | extern const char *drm_get_dvi_i_select_name(int val); | |
1290 | extern const char *drm_get_tv_subconnector_name(int val); | |
1291 | extern const char *drm_get_tv_select_name(int val); | |
ea39f835 | 1292 | extern void drm_fb_release(struct drm_file *file_priv); |
e2f5d2ea DS |
1293 | extern void drm_property_destroy_user_blobs(struct drm_device *dev, |
1294 | struct drm_file *file_priv); | |
fbff4690 | 1295 | extern bool drm_probe_ddc(struct i2c_adapter *adapter); |
f453ba04 DA |
1296 | extern struct edid *drm_get_edid(struct drm_connector *connector, |
1297 | struct i2c_adapter *adapter); | |
51f8da59 | 1298 | extern struct edid *drm_edid_duplicate(const struct edid *edid); |
f453ba04 | 1299 | extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid); |
f453ba04 | 1300 | extern void drm_mode_config_init(struct drm_device *dev); |
eb033556 | 1301 | extern void drm_mode_config_reset(struct drm_device *dev); |
f453ba04 | 1302 | extern void drm_mode_config_cleanup(struct drm_device *dev); |
55310008 | 1303 | |
43aba7eb | 1304 | extern int drm_mode_connector_set_path_property(struct drm_connector *connector, |
12e6cecd | 1305 | const char *path); |
6f134d7b | 1306 | int drm_mode_connector_set_tile_property(struct drm_connector *connector); |
f453ba04 | 1307 | extern int drm_mode_connector_update_edid_property(struct drm_connector *connector, |
12e6cecd | 1308 | const struct edid *edid); |
5ea22f24 | 1309 | |
b5571e9d BB |
1310 | extern int drm_display_info_set_bus_formats(struct drm_display_info *info, |
1311 | const u32 *formats, | |
1312 | unsigned int num_formats); | |
1313 | ||
5ea22f24 RC |
1314 | static inline bool drm_property_type_is(struct drm_property *property, |
1315 | uint32_t type) | |
1316 | { | |
1317 | /* instanceof for props.. handles extended type vs original types: */ | |
1318 | if (property->flags & DRM_MODE_PROP_EXTENDED_TYPE) | |
1319 | return (property->flags & DRM_MODE_PROP_EXTENDED_TYPE) == type; | |
1320 | return property->flags & type; | |
1321 | } | |
1322 | ||
1323 | static inline bool drm_property_type_valid(struct drm_property *property) | |
1324 | { | |
1325 | if (property->flags & DRM_MODE_PROP_EXTENDED_TYPE) | |
1326 | return !(property->flags & DRM_MODE_PROP_LEGACY_TYPE); | |
1327 | return !!(property->flags & DRM_MODE_PROP_LEGACY_TYPE); | |
1328 | } | |
1329 | ||
c543188a PZ |
1330 | extern int drm_object_property_set_value(struct drm_mode_object *obj, |
1331 | struct drm_property *property, | |
1332 | uint64_t val); | |
1333 | extern int drm_object_property_get_value(struct drm_mode_object *obj, | |
1334 | struct drm_property *property, | |
1335 | uint64_t *value); | |
f453ba04 DA |
1336 | extern int drm_framebuffer_init(struct drm_device *dev, |
1337 | struct drm_framebuffer *fb, | |
1338 | const struct drm_framebuffer_funcs *funcs); | |
786b99ed DV |
1339 | extern struct drm_framebuffer *drm_framebuffer_lookup(struct drm_device *dev, |
1340 | uint32_t id); | |
f7eff60e RC |
1341 | extern void drm_framebuffer_unreference(struct drm_framebuffer *fb); |
1342 | extern void drm_framebuffer_reference(struct drm_framebuffer *fb); | |
1343 | extern void drm_framebuffer_remove(struct drm_framebuffer *fb); | |
f453ba04 | 1344 | extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb); |
36206361 | 1345 | extern void drm_framebuffer_unregister_private(struct drm_framebuffer *fb); |
f453ba04 | 1346 | |
c543188a PZ |
1347 | extern void drm_object_attach_property(struct drm_mode_object *obj, |
1348 | struct drm_property *property, | |
1349 | uint64_t init_val); | |
f453ba04 DA |
1350 | extern struct drm_property *drm_property_create(struct drm_device *dev, int flags, |
1351 | const char *name, int num_values); | |
4a67d391 SH |
1352 | extern struct drm_property *drm_property_create_enum(struct drm_device *dev, int flags, |
1353 | const char *name, | |
49e27545 RC |
1354 | const struct drm_prop_enum_list *props, |
1355 | int num_values); | |
1356 | struct drm_property *drm_property_create_bitmask(struct drm_device *dev, | |
1357 | int flags, const char *name, | |
4a67d391 | 1358 | const struct drm_prop_enum_list *props, |
7689ffb3 VS |
1359 | int num_props, |
1360 | uint64_t supported_bits); | |
d9bc3c02 SH |
1361 | struct drm_property *drm_property_create_range(struct drm_device *dev, int flags, |
1362 | const char *name, | |
1363 | uint64_t min, uint64_t max); | |
ebc44cf3 RC |
1364 | struct drm_property *drm_property_create_signed_range(struct drm_device *dev, |
1365 | int flags, const char *name, | |
1366 | int64_t min, int64_t max); | |
98f75de4 RC |
1367 | struct drm_property *drm_property_create_object(struct drm_device *dev, |
1368 | int flags, const char *name, uint32_t type); | |
960cd9d4 DV |
1369 | struct drm_property *drm_property_create_bool(struct drm_device *dev, int flags, |
1370 | const char *name); | |
6bcacf51 DS |
1371 | struct drm_property_blob *drm_property_create_blob(struct drm_device *dev, |
1372 | size_t length, | |
1373 | const void *data); | |
1374 | struct drm_property_blob *drm_property_lookup_blob(struct drm_device *dev, | |
1375 | uint32_t id); | |
1376 | struct drm_property_blob *drm_property_reference_blob(struct drm_property_blob *blob); | |
1377 | void drm_property_unreference_blob(struct drm_property_blob *blob); | |
f453ba04 DA |
1378 | extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property); |
1379 | extern int drm_property_add_enum(struct drm_property *property, int index, | |
1380 | uint64_t value, const char *name); | |
1381 | extern int drm_mode_create_dvi_i_properties(struct drm_device *dev); | |
2f763312 TR |
1382 | extern int drm_mode_create_tv_properties(struct drm_device *dev, |
1383 | unsigned int num_modes, | |
b7c914b3 | 1384 | const char * const modes[]); |
f453ba04 | 1385 | extern int drm_mode_create_scaling_mode_property(struct drm_device *dev); |
ff587e45 | 1386 | extern int drm_mode_create_aspect_ratio_property(struct drm_device *dev); |
884840aa | 1387 | extern int drm_mode_create_dirty_info_property(struct drm_device *dev); |
5bb2bbf5 | 1388 | extern int drm_mode_create_suggested_offset_properties(struct drm_device *dev); |
d34f20d6 RC |
1389 | extern bool drm_property_change_valid_get(struct drm_property *property, |
1390 | uint64_t value, struct drm_mode_object **ref); | |
1391 | extern void drm_property_change_valid_put(struct drm_property *property, | |
1392 | struct drm_mode_object *ref); | |
f453ba04 DA |
1393 | |
1394 | extern int drm_mode_connector_attach_encoder(struct drm_connector *connector, | |
1395 | struct drm_encoder *encoder); | |
4cae5b84 | 1396 | extern int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, |
f453ba04 | 1397 | int gamma_size); |
7a9c9060 DV |
1398 | extern struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, |
1399 | uint32_t id, uint32_t type); | |
98f75de4 | 1400 | |
f453ba04 DA |
1401 | /* IOCTLs */ |
1402 | extern int drm_mode_getresources(struct drm_device *dev, | |
1403 | void *data, struct drm_file *file_priv); | |
8cf5c917 JB |
1404 | extern int drm_mode_getplane_res(struct drm_device *dev, void *data, |
1405 | struct drm_file *file_priv); | |
f453ba04 DA |
1406 | extern int drm_mode_getcrtc(struct drm_device *dev, |
1407 | void *data, struct drm_file *file_priv); | |
1408 | extern int drm_mode_getconnector(struct drm_device *dev, | |
1409 | void *data, struct drm_file *file_priv); | |
2d13b679 | 1410 | extern int drm_mode_set_config_internal(struct drm_mode_set *set); |
f453ba04 DA |
1411 | extern int drm_mode_setcrtc(struct drm_device *dev, |
1412 | void *data, struct drm_file *file_priv); | |
8cf5c917 JB |
1413 | extern int drm_mode_getplane(struct drm_device *dev, |
1414 | void *data, struct drm_file *file_priv); | |
1415 | extern int drm_mode_setplane(struct drm_device *dev, | |
1416 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1417 | extern int drm_mode_cursor_ioctl(struct drm_device *dev, |
1418 | void *data, struct drm_file *file_priv); | |
4c813d4d DA |
1419 | extern int drm_mode_cursor2_ioctl(struct drm_device *dev, |
1420 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1421 | extern int drm_mode_addfb(struct drm_device *dev, |
1422 | void *data, struct drm_file *file_priv); | |
308e5bcb JB |
1423 | extern int drm_mode_addfb2(struct drm_device *dev, |
1424 | void *data, struct drm_file *file_priv); | |
1425 | extern uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth); | |
f453ba04 DA |
1426 | extern int drm_mode_rmfb(struct drm_device *dev, |
1427 | void *data, struct drm_file *file_priv); | |
1428 | extern int drm_mode_getfb(struct drm_device *dev, | |
1429 | void *data, struct drm_file *file_priv); | |
884840aa JB |
1430 | extern int drm_mode_dirtyfb_ioctl(struct drm_device *dev, |
1431 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1432 | |
1433 | extern int drm_mode_getproperty_ioctl(struct drm_device *dev, | |
1434 | void *data, struct drm_file *file_priv); | |
1435 | extern int drm_mode_getblob_ioctl(struct drm_device *dev, | |
1436 | void *data, struct drm_file *file_priv); | |
e2f5d2ea DS |
1437 | extern int drm_mode_createblob_ioctl(struct drm_device *dev, |
1438 | void *data, struct drm_file *file_priv); | |
1439 | extern int drm_mode_destroyblob_ioctl(struct drm_device *dev, | |
1440 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1441 | extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev, |
1442 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1443 | extern int drm_mode_getencoder(struct drm_device *dev, |
1444 | void *data, struct drm_file *file_priv); | |
1445 | extern int drm_mode_gamma_get_ioctl(struct drm_device *dev, | |
1446 | void *data, struct drm_file *file_priv); | |
1447 | extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, | |
1448 | void *data, struct drm_file *file_priv); | |
18316c8c | 1449 | extern u8 drm_match_cea_mode(const struct drm_display_mode *to_match); |
0967e6a5 | 1450 | extern enum hdmi_picture_aspect drm_get_cea_aspect_ratio(const u8 video_code); |
f23c20c8 | 1451 | extern bool drm_detect_hdmi_monitor(struct edid *edid); |
8fe9790d | 1452 | extern bool drm_detect_monitor_audio(struct edid *edid); |
b1edd6a6 | 1453 | extern bool drm_rgb_quant_range_selectable(struct edid *edid); |
d91d8a3f KH |
1454 | extern int drm_mode_page_flip_ioctl(struct drm_device *dev, |
1455 | void *data, struct drm_file *file_priv); | |
f0fda0a4 ZY |
1456 | extern int drm_add_modes_noedid(struct drm_connector *connector, |
1457 | int hdisplay, int vdisplay); | |
3cf70daf GH |
1458 | extern void drm_set_preferred_mode(struct drm_connector *connector, |
1459 | int hpref, int vpref); | |
3c537889 | 1460 | |
051963d4 | 1461 | extern int drm_edid_header_is_valid(const u8 *raw_edid); |
6ba2bd3d TP |
1462 | extern bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid, |
1463 | bool *edid_corrupt); | |
3c537889 | 1464 | extern bool drm_edid_is_valid(struct edid *edid); |
138f9ebb DA |
1465 | |
1466 | extern struct drm_tile_group *drm_mode_create_tile_group(struct drm_device *dev, | |
1467 | char topology[8]); | |
1468 | extern struct drm_tile_group *drm_mode_get_tile_group(struct drm_device *dev, | |
1469 | char topology[8]); | |
1470 | extern void drm_mode_put_tile_group(struct drm_device *dev, | |
1471 | struct drm_tile_group *tg); | |
1d42bbc8 | 1472 | struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev, |
f6e252ba AJ |
1473 | int hsize, int vsize, int fresh, |
1474 | bool rb); | |
ff72145b DA |
1475 | |
1476 | extern int drm_mode_create_dumb_ioctl(struct drm_device *dev, | |
1477 | void *data, struct drm_file *file_priv); | |
1478 | extern int drm_mode_mmap_dumb_ioctl(struct drm_device *dev, | |
1479 | void *data, struct drm_file *file_priv); | |
1480 | extern int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, | |
1481 | void *data, struct drm_file *file_priv); | |
c543188a PZ |
1482 | extern int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data, |
1483 | struct drm_file *file_priv); | |
1484 | extern int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data, | |
1485 | struct drm_file *file_priv); | |
3a5f87c2 TW |
1486 | extern int drm_mode_plane_set_obj_prop(struct drm_plane *plane, |
1487 | struct drm_property *property, | |
1488 | uint64_t value); | |
d34f20d6 RC |
1489 | extern int drm_mode_atomic_ioctl(struct drm_device *dev, |
1490 | void *data, struct drm_file *file_priv); | |
248dbc23 DA |
1491 | |
1492 | extern void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, | |
1493 | int *bpp); | |
141670e9 | 1494 | extern int drm_format_num_planes(uint32_t format); |
5a86bd55 | 1495 | extern int drm_format_plane_cpp(uint32_t format, int plane); |
01b68b04 VS |
1496 | extern int drm_format_horz_chroma_subsampling(uint32_t format); |
1497 | extern int drm_format_vert_chroma_subsampling(uint32_t format); | |
d20d3174 | 1498 | extern const char *drm_get_format_name(uint32_t format); |
c1df5f3c VS |
1499 | extern struct drm_property *drm_mode_create_rotation_property(struct drm_device *dev, |
1500 | unsigned int supported_rotations); | |
3c9855f6 VS |
1501 | extern unsigned int drm_rotation_simplify(unsigned int rotation, |
1502 | unsigned int supported_rotations); | |
141670e9 | 1503 | |
96f60e37 | 1504 | /* Helpers */ |
a2b34e22 RC |
1505 | |
1506 | static inline struct drm_plane *drm_plane_find(struct drm_device *dev, | |
1507 | uint32_t id) | |
1508 | { | |
1509 | struct drm_mode_object *mo; | |
1510 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_PLANE); | |
1511 | return mo ? obj_to_plane(mo) : NULL; | |
1512 | } | |
1513 | ||
96f60e37 RK |
1514 | static inline struct drm_crtc *drm_crtc_find(struct drm_device *dev, |
1515 | uint32_t id) | |
1516 | { | |
1517 | struct drm_mode_object *mo; | |
1518 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_CRTC); | |
1519 | return mo ? obj_to_crtc(mo) : NULL; | |
1520 | } | |
1521 | ||
1522 | static inline struct drm_encoder *drm_encoder_find(struct drm_device *dev, | |
1523 | uint32_t id) | |
1524 | { | |
1525 | struct drm_mode_object *mo; | |
1526 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_ENCODER); | |
1527 | return mo ? obj_to_encoder(mo) : NULL; | |
1528 | } | |
1529 | ||
a2b34e22 RC |
1530 | static inline struct drm_connector *drm_connector_find(struct drm_device *dev, |
1531 | uint32_t id) | |
1532 | { | |
1533 | struct drm_mode_object *mo; | |
1534 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_CONNECTOR); | |
1535 | return mo ? obj_to_connector(mo) : NULL; | |
1536 | } | |
1537 | ||
1538 | static inline struct drm_property *drm_property_find(struct drm_device *dev, | |
1539 | uint32_t id) | |
1540 | { | |
1541 | struct drm_mode_object *mo; | |
1542 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_PROPERTY); | |
1543 | return mo ? obj_to_property(mo) : NULL; | |
1544 | } | |
1545 | ||
e27dde3e | 1546 | /* Plane list iterator for legacy (overlay only) planes. */ |
4ea50e99 DV |
1547 | #define drm_for_each_legacy_plane(plane, dev) \ |
1548 | list_for_each_entry(plane, &(dev)->mode_config.plane_list, head) \ | |
e27dde3e MR |
1549 | if (plane->type == DRM_PLANE_TYPE_OVERLAY) |
1550 | ||
6295d607 DV |
1551 | #define drm_for_each_plane(plane, dev) \ |
1552 | list_for_each_entry(plane, &(dev)->mode_config.plane_list, head) | |
1553 | ||
1554 | #define drm_for_each_crtc(crtc, dev) \ | |
1555 | list_for_each_entry(crtc, &(dev)->mode_config.crtc_list, head) | |
1556 | ||
7a3f3d66 DV |
1557 | static inline void |
1558 | assert_drm_connector_list_read_locked(struct drm_mode_config *mode_config) | |
1559 | { | |
cff20ba2 DV |
1560 | /* |
1561 | * The connector hotadd/remove code currently grabs both locks when | |
1562 | * updating lists. Hence readers need only hold either of them to be | |
1563 | * safe and the check amounts to | |
1564 | * | |
1565 | * WARN_ON(not_holding(A) && not_holding(B)). | |
1566 | */ | |
1567 | WARN_ON(!mutex_is_locked(&mode_config->mutex) && | |
1568 | !drm_modeset_is_locked(&mode_config->connection_mutex)); | |
7a3f3d66 DV |
1569 | } |
1570 | ||
6295d607 | 1571 | #define drm_for_each_connector(connector, dev) \ |
7a3f3d66 DV |
1572 | for (assert_drm_connector_list_read_locked(&(dev)->mode_config), \ |
1573 | connector = list_first_entry(&(dev)->mode_config.connector_list, \ | |
1574 | struct drm_connector, head); \ | |
1575 | &connector->head != (&(dev)->mode_config.connector_list); \ | |
1576 | connector = list_next_entry(connector, head)) | |
6295d607 DV |
1577 | |
1578 | #define drm_for_each_encoder(encoder, dev) \ | |
1579 | list_for_each_entry(encoder, &(dev)->mode_config.encoder_list, head) | |
1580 | ||
1581 | #define drm_for_each_fb(fb, dev) \ | |
4676ba0b DV |
1582 | for (WARN_ON(!mutex_is_locked(&(dev)->mode_config.fb_lock)), \ |
1583 | fb = list_first_entry(&(dev)->mode_config.fb_list, \ | |
1584 | struct drm_framebuffer, head); \ | |
1585 | &fb->head != (&(dev)->mode_config.fb_list); \ | |
1586 | fb = list_next_entry(fb, head)) | |
6295d607 | 1587 | |
f453ba04 | 1588 | #endif /* __DRM_CRTC_H__ */ |