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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 | 88 | /* rotation property bits */ |
62209070 | 89 | #define DRM_ROTATE_MASK 0x0f |
06596961 VS |
90 | #define DRM_ROTATE_0 0 |
91 | #define DRM_ROTATE_90 1 | |
92 | #define DRM_ROTATE_180 2 | |
93 | #define DRM_ROTATE_270 3 | |
62209070 | 94 | #define DRM_REFLECT_MASK (~DRM_ROTATE_MASK) |
06596961 VS |
95 | #define DRM_REFLECT_X 4 |
96 | #define DRM_REFLECT_Y 5 | |
97 | ||
55310008 DV |
98 | enum drm_connector_force { |
99 | DRM_FORCE_UNSPECIFIED, | |
100 | DRM_FORCE_OFF, | |
101 | DRM_FORCE_ON, /* force on analog part normally */ | |
102 | DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */ | |
f453ba04 DA |
103 | }; |
104 | ||
55310008 | 105 | #include <drm/drm_modes.h> |
4aa17cf0 | 106 | |
f453ba04 DA |
107 | enum drm_connector_status { |
108 | connector_status_connected = 1, | |
109 | connector_status_disconnected = 2, | |
110 | connector_status_unknown = 3, | |
111 | }; | |
112 | ||
113 | enum subpixel_order { | |
114 | SubPixelUnknown = 0, | |
115 | SubPixelHorizontalRGB, | |
116 | SubPixelHorizontalBGR, | |
117 | SubPixelVerticalRGB, | |
118 | SubPixelVerticalBGR, | |
119 | SubPixelNone, | |
120 | }; | |
121 | ||
da05a5a7 JB |
122 | #define DRM_COLOR_FORMAT_RGB444 (1<<0) |
123 | #define DRM_COLOR_FORMAT_YCRCB444 (1<<1) | |
124 | #define DRM_COLOR_FORMAT_YCRCB422 (1<<2) | |
f453ba04 DA |
125 | /* |
126 | * Describes a given display (e.g. CRT or flat panel) and its limitations. | |
127 | */ | |
128 | struct drm_display_info { | |
129 | char name[DRM_DISPLAY_INFO_LEN]; | |
fb439640 | 130 | |
f453ba04 DA |
131 | /* Physical size */ |
132 | unsigned int width_mm; | |
133 | unsigned int height_mm; | |
134 | ||
f453ba04 DA |
135 | /* Clock limits FIXME: storage format */ |
136 | unsigned int min_vfreq, max_vfreq; | |
137 | unsigned int min_hfreq, max_hfreq; | |
138 | unsigned int pixel_clock; | |
3b11228b | 139 | unsigned int bpc; |
f453ba04 | 140 | |
f453ba04 | 141 | enum subpixel_order subpixel_order; |
da05a5a7 | 142 | u32 color_formats; |
f453ba04 | 143 | |
b5571e9d BB |
144 | const u32 *bus_formats; |
145 | unsigned int num_bus_formats; | |
146 | ||
5d02626d MK |
147 | /* Mask of supported hdmi deep color modes */ |
148 | u8 edid_hdmi_dc_modes; | |
149 | ||
ebec9a7b | 150 | u8 cea_rev; |
f453ba04 DA |
151 | }; |
152 | ||
138f9ebb DA |
153 | /* data corresponds to displayid vend/prod/serial */ |
154 | struct drm_tile_group { | |
155 | struct kref refcount; | |
156 | struct drm_device *dev; | |
157 | int id; | |
158 | u8 group_data[8]; | |
159 | }; | |
160 | ||
f453ba04 | 161 | struct drm_framebuffer_funcs { |
f7eff60e | 162 | /* note: use drm_framebuffer_remove() */ |
f453ba04 DA |
163 | void (*destroy)(struct drm_framebuffer *framebuffer); |
164 | int (*create_handle)(struct drm_framebuffer *fb, | |
165 | struct drm_file *file_priv, | |
166 | unsigned int *handle); | |
3bf0401c DV |
167 | /* |
168 | * Optional callback for the dirty fb ioctl. | |
884840aa JB |
169 | * |
170 | * Userspace can notify the driver via this callback | |
171 | * that a area of the framebuffer has changed and should | |
172 | * be flushed to the display hardware. | |
173 | * | |
174 | * See documentation in drm_mode.h for the struct | |
175 | * drm_mode_fb_dirty_cmd for more information as all | |
176 | * the semantics and arguments have a one to one mapping | |
177 | * on this function. | |
178 | */ | |
02b00162 TH |
179 | int (*dirty)(struct drm_framebuffer *framebuffer, |
180 | struct drm_file *file_priv, unsigned flags, | |
884840aa JB |
181 | unsigned color, struct drm_clip_rect *clips, |
182 | unsigned num_clips); | |
f453ba04 DA |
183 | }; |
184 | ||
185 | struct drm_framebuffer { | |
186 | struct drm_device *dev; | |
f7eff60e RC |
187 | /* |
188 | * Note that the fb is refcounted for the benefit of driver internals, | |
189 | * for example some hw, disabling a CRTC/plane is asynchronous, and | |
190 | * scanout does not actually complete until the next vblank. So some | |
191 | * cleanup (like releasing the reference(s) on the backing GEM bo(s)) | |
192 | * should be deferred. In cases like this, the driver would like to | |
193 | * hold a ref to the fb even though it has already been removed from | |
194 | * userspace perspective. | |
195 | */ | |
196 | struct kref refcount; | |
4b096ac1 DV |
197 | /* |
198 | * Place on the dev->mode_config.fb_list, access protected by | |
199 | * dev->mode_config.fb_lock. | |
200 | */ | |
f453ba04 DA |
201 | struct list_head head; |
202 | struct drm_mode_object base; | |
203 | const struct drm_framebuffer_funcs *funcs; | |
01f2c773 VS |
204 | unsigned int pitches[4]; |
205 | unsigned int offsets[4]; | |
e3eb3250 | 206 | uint64_t modifier[4]; |
f453ba04 DA |
207 | unsigned int width; |
208 | unsigned int height; | |
209 | /* depth can be 15 or 16 */ | |
210 | unsigned int depth; | |
211 | int bits_per_pixel; | |
212 | int flags; | |
308e5bcb | 213 | uint32_t pixel_format; /* fourcc format */ |
f453ba04 DA |
214 | struct list_head filp_head; |
215 | }; | |
216 | ||
217 | struct drm_property_blob { | |
218 | struct drm_mode_object base; | |
6bcacf51 DS |
219 | struct drm_device *dev; |
220 | struct kref refcount; | |
e2f5d2ea DS |
221 | struct list_head head_global; |
222 | struct list_head head_file; | |
ecbbe59b | 223 | size_t length; |
d63f5e6b | 224 | unsigned char data[]; |
f453ba04 DA |
225 | }; |
226 | ||
227 | struct drm_property_enum { | |
228 | uint64_t value; | |
229 | struct list_head head; | |
230 | char name[DRM_PROP_NAME_LEN]; | |
231 | }; | |
232 | ||
233 | struct drm_property { | |
234 | struct list_head head; | |
235 | struct drm_mode_object base; | |
236 | uint32_t flags; | |
237 | char name[DRM_PROP_NAME_LEN]; | |
238 | uint32_t num_values; | |
239 | uint64_t *values; | |
98f75de4 | 240 | struct drm_device *dev; |
f453ba04 | 241 | |
3758b341 | 242 | struct list_head enum_list; |
f453ba04 DA |
243 | }; |
244 | ||
245 | struct drm_crtc; | |
246 | struct drm_connector; | |
247 | struct drm_encoder; | |
d91d8a3f | 248 | struct drm_pending_vblank_event; |
8cf5c917 | 249 | struct drm_plane; |
3b336ec4 | 250 | struct drm_bridge; |
144ecb97 DV |
251 | struct drm_atomic_state; |
252 | ||
253 | /** | |
cc4ceb48 | 254 | * struct drm_crtc_state - mutable CRTC state |
07cc0ef6 | 255 | * @crtc: backpointer to the CRTC |
144ecb97 | 256 | * @enable: whether the CRTC should be enabled, gates all other state |
d9b13620 | 257 | * @active: whether the CRTC is actively displaying (used for DPMS) |
fc596660 ML |
258 | * @planes_changed: planes on this crtc are updated |
259 | * @mode_changed: crtc_state->mode or crtc_state->enable has been changed | |
260 | * @active_changed: crtc_state->active has been toggled. | |
261 | * @connectors_changed: connectors to this crtc have been updated | |
6ddd388a | 262 | * @plane_mask: bitmask of (1 << drm_plane_index(plane)) of attached planes |
623369e5 DV |
263 | * @last_vblank_count: for helpers and drivers to capture the vblank of the |
264 | * update to ensure framebuffer cleanup isn't done too early | |
2f324b42 | 265 | * @adjusted_mode: for use by helpers and drivers to compute adjusted mode timings |
144ecb97 DV |
266 | * @mode: current mode timings |
267 | * @event: optional pointer to a DRM event to signal upon completion of the | |
268 | * state update | |
269 | * @state: backpointer to global drm_atomic_state | |
d9b13620 DV |
270 | * |
271 | * Note that the distinction between @enable and @active is rather subtile: | |
272 | * Flipping @active while @enable is set without changing anything else may | |
273 | * never return in a failure from the ->atomic_check callback. Userspace assumes | |
274 | * that a DPMS On will always succeed. In other words: @enable controls resource | |
275 | * assignment, @active controls the actual hardware state. | |
144ecb97 DV |
276 | */ |
277 | struct drm_crtc_state { | |
07cc0ef6 DV |
278 | struct drm_crtc *crtc; |
279 | ||
cc4ceb48 | 280 | bool enable; |
d9b13620 | 281 | bool active; |
144ecb97 | 282 | |
c2fcd274 DV |
283 | /* computed state bits used by helpers and drivers */ |
284 | bool planes_changed : 1; | |
623369e5 | 285 | bool mode_changed : 1; |
eab3bbef | 286 | bool active_changed : 1; |
fc596660 | 287 | bool connectors_changed : 1; |
623369e5 | 288 | |
6ddd388a RC |
289 | /* attached planes bitmask: |
290 | * WARNING: transitional helpers do not maintain plane_mask so | |
291 | * drivers not converted over to atomic helpers should not rely | |
292 | * on plane_mask being accurate! | |
293 | */ | |
294 | u32 plane_mask; | |
295 | ||
623369e5 DV |
296 | /* last_vblank_count: for vblank waits before cleanup */ |
297 | u32 last_vblank_count; | |
c2fcd274 | 298 | |
2f324b42 DV |
299 | /* adjusted_mode: for use by helpers and drivers */ |
300 | struct drm_display_mode adjusted_mode; | |
301 | ||
144ecb97 DV |
302 | struct drm_display_mode mode; |
303 | ||
99cf4a29 DS |
304 | /* blob property to expose current mode to atomic userspace */ |
305 | struct drm_property_blob *mode_blob; | |
306 | ||
144ecb97 DV |
307 | struct drm_pending_vblank_event *event; |
308 | ||
309 | struct drm_atomic_state *state; | |
310 | }; | |
f453ba04 DA |
311 | |
312 | /** | |
3bf0401c | 313 | * struct drm_crtc_funcs - control CRTCs for a given device |
f453ba04 | 314 | * @save: save CRTC state |
3b02ab88 | 315 | * @restore: restore CRTC state |
715f59cc | 316 | * @reset: reset CRTC after state has been invalidated (e.g. resume) |
3b02ab88 | 317 | * @cursor_set: setup the cursor |
2c0c33d4 | 318 | * @cursor_set2: setup the cursor with hotspot, superseeds @cursor_set if set |
3b02ab88 | 319 | * @cursor_move: move the cursor |
f453ba04 | 320 | * @gamma_set: specify color ramp for CRTC |
bffd9de0 PZ |
321 | * @destroy: deinit and free object |
322 | * @set_property: called when a property is changed | |
3b02ab88 LP |
323 | * @set_config: apply a new CRTC configuration |
324 | * @page_flip: initiate a page flip | |
144ecb97 DV |
325 | * @atomic_duplicate_state: duplicate the atomic state for this CRTC |
326 | * @atomic_destroy_state: destroy an atomic state for this CRTC | |
327 | * @atomic_set_property: set a property on an atomic state for this CRTC | |
40ecc694 | 328 | * (do not call directly, use drm_atomic_crtc_set_property()) |
ac9c9256 RC |
329 | * @atomic_get_property: get a property on an atomic state for this CRTC |
330 | * (do not call directly, use drm_atomic_crtc_get_property()) | |
f453ba04 DA |
331 | * |
332 | * The drm_crtc_funcs structure is the central CRTC management structure | |
333 | * in the DRM. Each CRTC controls one or more connectors (note that the name | |
334 | * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc. | |
335 | * connectors, not just CRTs). | |
336 | * | |
337 | * Each driver is responsible for filling out this structure at startup time, | |
338 | * in addition to providing other modesetting features, like i2c and DDC | |
339 | * bus accessors. | |
340 | */ | |
341 | struct drm_crtc_funcs { | |
342 | /* Save CRTC state */ | |
343 | void (*save)(struct drm_crtc *crtc); /* suspend? */ | |
344 | /* Restore CRTC state */ | |
345 | void (*restore)(struct drm_crtc *crtc); /* resume? */ | |
eb033556 CW |
346 | /* Reset CRTC state */ |
347 | void (*reset)(struct drm_crtc *crtc); | |
f453ba04 DA |
348 | |
349 | /* cursor controls */ | |
350 | int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv, | |
351 | uint32_t handle, uint32_t width, uint32_t height); | |
4c813d4d DA |
352 | int (*cursor_set2)(struct drm_crtc *crtc, struct drm_file *file_priv, |
353 | uint32_t handle, uint32_t width, uint32_t height, | |
354 | int32_t hot_x, int32_t hot_y); | |
f453ba04 DA |
355 | int (*cursor_move)(struct drm_crtc *crtc, int x, int y); |
356 | ||
357 | /* Set gamma on the CRTC */ | |
358 | void (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b, | |
7203425a | 359 | uint32_t start, uint32_t size); |
f453ba04 DA |
360 | /* Object destroy routine */ |
361 | void (*destroy)(struct drm_crtc *crtc); | |
362 | ||
363 | int (*set_config)(struct drm_mode_set *set); | |
d91d8a3f KH |
364 | |
365 | /* | |
366 | * Flip to the given framebuffer. This implements the page | |
25985edc | 367 | * flip ioctl described in drm_mode.h, specifically, the |
d91d8a3f KH |
368 | * implementation must return immediately and block all |
369 | * rendering to the current fb until the flip has completed. | |
370 | * If userspace set the event flag in the ioctl, the event | |
371 | * argument will point to an event to send back when the flip | |
372 | * completes, otherwise it will be NULL. | |
373 | */ | |
374 | int (*page_flip)(struct drm_crtc *crtc, | |
375 | struct drm_framebuffer *fb, | |
ed8d1975 KP |
376 | struct drm_pending_vblank_event *event, |
377 | uint32_t flags); | |
bffd9de0 PZ |
378 | |
379 | int (*set_property)(struct drm_crtc *crtc, | |
380 | struct drm_property *property, uint64_t val); | |
144ecb97 DV |
381 | |
382 | /* atomic update handling */ | |
383 | struct drm_crtc_state *(*atomic_duplicate_state)(struct drm_crtc *crtc); | |
384 | void (*atomic_destroy_state)(struct drm_crtc *crtc, | |
cc4ceb48 | 385 | struct drm_crtc_state *state); |
144ecb97 DV |
386 | int (*atomic_set_property)(struct drm_crtc *crtc, |
387 | struct drm_crtc_state *state, | |
388 | struct drm_property *property, | |
389 | uint64_t val); | |
ac9c9256 RC |
390 | int (*atomic_get_property)(struct drm_crtc *crtc, |
391 | const struct drm_crtc_state *state, | |
392 | struct drm_property *property, | |
393 | uint64_t *val); | |
f453ba04 DA |
394 | }; |
395 | ||
396 | /** | |
3bf0401c | 397 | * struct drm_crtc - central CRTC control structure |
7749163e | 398 | * @dev: parent DRM device |
2c0c33d4 | 399 | * @port: OF node used by drm_of_find_possible_crtcs() |
7749163e | 400 | * @head: list management |
51fd371b | 401 | * @mutex: per-CRTC locking |
7749163e | 402 | * @base: base KMS object for ID tracking etc. |
e13161af MR |
403 | * @primary: primary plane for this CRTC |
404 | * @cursor: cursor plane for this CRTC | |
2c0c33d4 DV |
405 | * @cursor_x: current x position of the cursor, used for universal cursor planes |
406 | * @cursor_y: current y position of the cursor, used for universal cursor planes | |
f453ba04 | 407 | * @enabled: is this CRTC enabled? |
7749163e JB |
408 | * @mode: current mode timings |
409 | * @hwmode: mode timings as programmed to hw regs | |
f453ba04 DA |
410 | * @x: x position on screen |
411 | * @y: y position on screen | |
f453ba04 | 412 | * @funcs: CRTC control functions |
7749163e JB |
413 | * @gamma_size: size of gamma ramp |
414 | * @gamma_store: gamma ramp values | |
7749163e | 415 | * @helper_private: mid-layer private data |
bffd9de0 | 416 | * @properties: property tracking for this CRTC |
144ecb97 | 417 | * @state: current atomic state for this CRTC |
2c0c33d4 DV |
418 | * @acquire_ctx: per-CRTC implicit acquire context used by atomic drivers for |
419 | * legacy ioctls | |
f453ba04 DA |
420 | * |
421 | * Each CRTC may have one or more connectors associated with it. This structure | |
422 | * allows the CRTC to be controlled. | |
423 | */ | |
424 | struct drm_crtc { | |
425 | struct drm_device *dev; | |
7e435aad | 426 | struct device_node *port; |
f453ba04 DA |
427 | struct list_head head; |
428 | ||
3bf0401c | 429 | /* |
29494c17 DV |
430 | * crtc mutex |
431 | * | |
432 | * This provides a read lock for the overall crtc state (mode, dpms | |
433 | * state, ...) and a write lock for everything which can be update | |
434 | * without a full modeset (fb, cursor data, ...) | |
435 | */ | |
51fd371b | 436 | struct drm_modeset_lock mutex; |
29494c17 | 437 | |
f453ba04 DA |
438 | struct drm_mode_object base; |
439 | ||
e13161af MR |
440 | /* primary and cursor planes for CRTC */ |
441 | struct drm_plane *primary; | |
442 | struct drm_plane *cursor; | |
443 | ||
161d0dc1 MR |
444 | /* position of cursor plane on crtc */ |
445 | int cursor_x; | |
446 | int cursor_y; | |
447 | ||
f453ba04 DA |
448 | bool enabled; |
449 | ||
27641c3f | 450 | /* Requested mode from modesetting. */ |
f453ba04 DA |
451 | struct drm_display_mode mode; |
452 | ||
27641c3f MK |
453 | /* Programmed mode in hw, after adjustments for encoders, |
454 | * crtc, panel scaling etc. Needed for timestamping etc. | |
455 | */ | |
456 | struct drm_display_mode hwmode; | |
457 | ||
f453ba04 | 458 | int x, y; |
f453ba04 DA |
459 | const struct drm_crtc_funcs *funcs; |
460 | ||
461 | /* CRTC gamma size for reporting to userspace */ | |
462 | uint32_t gamma_size; | |
463 | uint16_t *gamma_store; | |
464 | ||
465 | /* if you are using the helper */ | |
9a436ee6 | 466 | const void *helper_private; |
bffd9de0 PZ |
467 | |
468 | struct drm_object_properties properties; | |
d059f652 | 469 | |
144ecb97 DV |
470 | struct drm_crtc_state *state; |
471 | ||
d059f652 DV |
472 | /* |
473 | * For legacy crtc ioctls so that atomic drivers can get at the locking | |
474 | * acquire context. | |
475 | */ | |
476 | struct drm_modeset_acquire_ctx *acquire_ctx; | |
f453ba04 DA |
477 | }; |
478 | ||
144ecb97 DV |
479 | /** |
480 | * struct drm_connector_state - mutable connector state | |
07cc0ef6 | 481 | * @connector: backpointer to the connector |
cc4ceb48 | 482 | * @crtc: CRTC to connect connector to, NULL if disabled |
623369e5 | 483 | * @best_encoder: can be used by helpers and drivers to select the encoder |
144ecb97 DV |
484 | * @state: backpointer to global drm_atomic_state |
485 | */ | |
486 | struct drm_connector_state { | |
07cc0ef6 DV |
487 | struct drm_connector *connector; |
488 | ||
6ddd388a | 489 | struct drm_crtc *crtc; /* do not write directly, use drm_atomic_set_crtc_for_connector() */ |
144ecb97 | 490 | |
623369e5 DV |
491 | struct drm_encoder *best_encoder; |
492 | ||
144ecb97 DV |
493 | struct drm_atomic_state *state; |
494 | }; | |
f453ba04 DA |
495 | |
496 | /** | |
3bf0401c | 497 | * struct drm_connector_funcs - control connectors on a given device |
261ea74f | 498 | * @dpms: set power state |
f453ba04 DA |
499 | * @save: save connector state |
500 | * @restore: restore connector state | |
13bcf01b | 501 | * @reset: reset connector after state has been invalidated (e.g. resume) |
f453ba04 | 502 | * @detect: is this connector active? |
3b02ab88 | 503 | * @fill_modes: fill mode list for this connector |
13bcf01b | 504 | * @set_property: property for this connector may need an update |
f453ba04 | 505 | * @destroy: make object go away |
13bcf01b | 506 | * @force: notify the driver that the connector is forced on |
144ecb97 DV |
507 | * @atomic_duplicate_state: duplicate the atomic state for this connector |
508 | * @atomic_destroy_state: destroy an atomic state for this connector | |
509 | * @atomic_set_property: set a property on an atomic state for this connector | |
40ecc694 | 510 | * (do not call directly, use drm_atomic_connector_set_property()) |
ac9c9256 RC |
511 | * @atomic_get_property: get a property on an atomic state for this connector |
512 | * (do not call directly, use drm_atomic_connector_get_property()) | |
144ecb97 | 513 | * |
f453ba04 DA |
514 | * Each CRTC may have one or more connectors attached to it. The functions |
515 | * below allow the core DRM code to control connectors, enumerate available modes, | |
516 | * etc. | |
517 | */ | |
518 | struct drm_connector_funcs { | |
9a69a9ac | 519 | int (*dpms)(struct drm_connector *connector, int mode); |
f453ba04 DA |
520 | void (*save)(struct drm_connector *connector); |
521 | void (*restore)(struct drm_connector *connector); | |
eb033556 | 522 | void (*reset)(struct drm_connector *connector); |
930a9e28 CW |
523 | |
524 | /* Check to see if anything is attached to the connector. | |
525 | * @force is set to false whilst polling, true when checking the | |
526 | * connector due to user request. @force can be used by the driver | |
527 | * to avoid expensive, destructive operations during automated | |
528 | * probing. | |
529 | */ | |
7b334fcb | 530 | enum drm_connector_status (*detect)(struct drm_connector *connector, |
930a9e28 | 531 | bool force); |
40a518d9 | 532 | int (*fill_modes)(struct drm_connector *connector, uint32_t max_width, uint32_t max_height); |
f453ba04 DA |
533 | int (*set_property)(struct drm_connector *connector, struct drm_property *property, |
534 | uint64_t val); | |
535 | void (*destroy)(struct drm_connector *connector); | |
d50ba256 | 536 | void (*force)(struct drm_connector *connector); |
144ecb97 DV |
537 | |
538 | /* atomic update handling */ | |
539 | struct drm_connector_state *(*atomic_duplicate_state)(struct drm_connector *connector); | |
540 | void (*atomic_destroy_state)(struct drm_connector *connector, | |
cc4ceb48 | 541 | struct drm_connector_state *state); |
144ecb97 DV |
542 | int (*atomic_set_property)(struct drm_connector *connector, |
543 | struct drm_connector_state *state, | |
544 | struct drm_property *property, | |
545 | uint64_t val); | |
ac9c9256 RC |
546 | int (*atomic_get_property)(struct drm_connector *connector, |
547 | const struct drm_connector_state *state, | |
548 | struct drm_property *property, | |
549 | uint64_t *val); | |
f453ba04 DA |
550 | }; |
551 | ||
6c3db920 | 552 | /** |
3bf0401c | 553 | * struct drm_encoder_funcs - encoder controls |
6c3db920 JB |
554 | * @reset: reset state (e.g. at init or resume time) |
555 | * @destroy: cleanup and free associated data | |
556 | * | |
557 | * Encoders sit between CRTCs and connectors. | |
558 | */ | |
f453ba04 | 559 | struct drm_encoder_funcs { |
eb033556 | 560 | void (*reset)(struct drm_encoder *encoder); |
f453ba04 DA |
561 | void (*destroy)(struct drm_encoder *encoder); |
562 | }; | |
563 | ||
afe887df | 564 | #define DRM_CONNECTOR_MAX_ENCODER 3 |
f453ba04 DA |
565 | |
566 | /** | |
3bf0401c | 567 | * struct drm_encoder - central DRM encoder structure |
db3e4499 JB |
568 | * @dev: parent DRM device |
569 | * @head: list management | |
570 | * @base: base KMS object | |
e5748946 | 571 | * @name: encoder name |
db3e4499 JB |
572 | * @encoder_type: one of the %DRM_MODE_ENCODER_<foo> types in drm_mode.h |
573 | * @possible_crtcs: bitmask of potential CRTC bindings | |
574 | * @possible_clones: bitmask of potential sibling encoders for cloning | |
575 | * @crtc: currently bound CRTC | |
3b336ec4 | 576 | * @bridge: bridge associated to the encoder |
db3e4499 JB |
577 | * @funcs: control functions |
578 | * @helper_private: mid-layer private data | |
579 | * | |
580 | * CRTCs drive pixels to encoders, which convert them into signals | |
581 | * appropriate for a given connector or set of connectors. | |
f453ba04 DA |
582 | */ |
583 | struct drm_encoder { | |
584 | struct drm_device *dev; | |
585 | struct list_head head; | |
586 | ||
587 | struct drm_mode_object base; | |
e5748946 | 588 | char *name; |
f453ba04 DA |
589 | int encoder_type; |
590 | uint32_t possible_crtcs; | |
591 | uint32_t possible_clones; | |
592 | ||
593 | struct drm_crtc *crtc; | |
3b336ec4 | 594 | struct drm_bridge *bridge; |
f453ba04 | 595 | const struct drm_encoder_funcs *funcs; |
9a436ee6 | 596 | const void *helper_private; |
f453ba04 DA |
597 | }; |
598 | ||
eb1f8e4f DA |
599 | /* should we poll this connector for connects and disconnects */ |
600 | /* hot plug detectable */ | |
601 | #define DRM_CONNECTOR_POLL_HPD (1 << 0) | |
602 | /* poll for connections */ | |
603 | #define DRM_CONNECTOR_POLL_CONNECT (1 << 1) | |
604 | /* can cleanly poll for disconnections without flickering the screen */ | |
605 | /* DACs should rarely do this without a lot of testing */ | |
606 | #define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2) | |
607 | ||
76adaa34 WF |
608 | #define MAX_ELD_BYTES 128 |
609 | ||
f453ba04 | 610 | /** |
3bf0401c | 611 | * struct drm_connector - central DRM connector control structure |
72252548 JB |
612 | * @dev: parent DRM device |
613 | * @kdev: kernel device for sysfs attributes | |
614 | * @attr: sysfs attributes | |
615 | * @head: list management | |
616 | * @base: base KMS object | |
2abdd313 | 617 | * @name: connector name |
72252548 JB |
618 | * @connector_type: one of the %DRM_MODE_CONNECTOR_<foo> types from drm_mode.h |
619 | * @connector_type_id: index into connector type enum | |
f453ba04 DA |
620 | * @interlace_allowed: can this connector handle interlaced modes? |
621 | * @doublescan_allowed: can this connector handle doublescan? | |
2c0c33d4 | 622 | * @stereo_allowed: can this connector handle stereo modes? |
72252548 JB |
623 | * @modes: modes available on this connector (from fill_modes() + user) |
624 | * @status: one of the drm_connector_status enums (connected, not, or unknown) | |
625 | * @probed_modes: list of modes derived directly from the display | |
626 | * @display_info: information about attached display (e.g. from EDID) | |
f453ba04 | 627 | * @funcs: connector control functions |
72252548 | 628 | * @edid_blob_ptr: DRM property containing EDID if present |
7e3bdf4a | 629 | * @properties: property tracking for this connector |
2c0c33d4 | 630 | * @path_blob_ptr: DRM blob property data for the DP MST path property |
72252548 JB |
631 | * @polled: a %DRM_CONNECTOR_POLL_<foo> value for core driven polling |
632 | * @dpms: current dpms state | |
633 | * @helper_private: mid-layer private data | |
2c0c33d4 | 634 | * @cmdline_mode: mode line parsed from the kernel cmdline for this connector |
72252548 | 635 | * @force: a %DRM_FORCE_<foo> state for forced mode sets |
2c0c33d4 | 636 | * @override_edid: has the EDID been overwritten through debugfs for testing? |
72252548 JB |
637 | * @encoder_ids: valid encoders for this connector |
638 | * @encoder: encoder driving this connector, if any | |
639 | * @eld: EDID-like data, if present | |
640 | * @dvi_dual: dual link DVI, if found | |
641 | * @max_tmds_clock: max clock rate, if found | |
642 | * @latency_present: AV delay info from ELD, if found | |
643 | * @video_latency: video latency info from ELD, if found | |
644 | * @audio_latency: audio latency info from ELD, if found | |
645 | * @null_edid_counter: track sinks that give us all zeros for the EDID | |
2c0c33d4 | 646 | * @bad_edid_counter: track sinks that give us an EDID with invalid checksum |
ac6f2e29 | 647 | * @edid_corrupt: indicates whether the last read EDID was corrupt |
2c0c33d4 | 648 | * @debugfs_entry: debugfs directory for this connector |
144ecb97 | 649 | * @state: current atomic state for this connector |
40d9b043 DA |
650 | * @has_tile: is this connector connected to a tiled monitor |
651 | * @tile_group: tile group for the connected monitor | |
652 | * @tile_is_single_monitor: whether the tile is one monitor housing | |
653 | * @num_h_tile: number of horizontal tiles in the tile group | |
654 | * @num_v_tile: number of vertical tiles in the tile group | |
655 | * @tile_h_loc: horizontal location of this tile | |
656 | * @tile_v_loc: vertical location of this tile | |
657 | * @tile_h_size: horizontal size of this tile. | |
658 | * @tile_v_size: vertical size of this tile. | |
f453ba04 DA |
659 | * |
660 | * Each connector may be connected to one or more CRTCs, or may be clonable by | |
661 | * another connector if they can share a CRTC. Each connector also has a specific | |
662 | * position in the broader display (referred to as a 'screen' though it could | |
663 | * span multiple monitors). | |
664 | */ | |
665 | struct drm_connector { | |
666 | struct drm_device *dev; | |
5bdebb18 | 667 | struct device *kdev; |
f453ba04 DA |
668 | struct device_attribute *attr; |
669 | struct list_head head; | |
670 | ||
671 | struct drm_mode_object base; | |
672 | ||
2abdd313 | 673 | char *name; |
f453ba04 DA |
674 | int connector_type; |
675 | int connector_type_id; | |
676 | bool interlace_allowed; | |
677 | bool doublescan_allowed; | |
560a067a | 678 | bool stereo_allowed; |
f453ba04 DA |
679 | struct list_head modes; /* list of modes on this connector */ |
680 | ||
f453ba04 DA |
681 | enum drm_connector_status status; |
682 | ||
683 | /* these are modes added by probing with DDC or the BIOS */ | |
684 | struct list_head probed_modes; | |
685 | ||
686 | struct drm_display_info display_info; | |
687 | const struct drm_connector_funcs *funcs; | |
688 | ||
f453ba04 | 689 | struct drm_property_blob *edid_blob_ptr; |
7e3bdf4a | 690 | struct drm_object_properties properties; |
f453ba04 | 691 | |
43aba7eb DA |
692 | struct drm_property_blob *path_blob_ptr; |
693 | ||
6f134d7b DA |
694 | struct drm_property_blob *tile_blob_ptr; |
695 | ||
eb1f8e4f DA |
696 | uint8_t polled; /* DRM_CONNECTOR_POLL_* */ |
697 | ||
c9fb15f6 KP |
698 | /* requested DPMS state */ |
699 | int dpms; | |
700 | ||
9a436ee6 | 701 | const void *helper_private; |
f453ba04 | 702 | |
d50ba256 | 703 | /* forced on connector */ |
eaf99c74 | 704 | struct drm_cmdline_mode cmdline_mode; |
d50ba256 | 705 | enum drm_connector_force force; |
4cf2b281 | 706 | bool override_edid; |
f453ba04 | 707 | uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER]; |
f453ba04 | 708 | struct drm_encoder *encoder; /* currently active encoder */ |
4a9a8b71 | 709 | |
76adaa34 WF |
710 | /* EDID bits */ |
711 | uint8_t eld[MAX_ELD_BYTES]; | |
712 | bool dvi_dual; | |
713 | int max_tmds_clock; /* in MHz */ | |
714 | bool latency_present[2]; | |
715 | int video_latency[2]; /* [0]: progressive, [1]: interlaced */ | |
716 | int audio_latency[2]; | |
4a9a8b71 | 717 | int null_edid_counter; /* needed to workaround some HW bugs where we get all 0s */ |
0b2443ed | 718 | unsigned bad_edid_counter; |
30f65707 | 719 | |
6ba2bd3d TP |
720 | /* Flag for raw EDID header corruption - used in Displayport |
721 | * compliance testing - * Displayport Link CTS Core 1.2 rev1.1 4.2.2.6 | |
722 | */ | |
723 | bool edid_corrupt; | |
724 | ||
30f65707 | 725 | struct dentry *debugfs_entry; |
144ecb97 DV |
726 | |
727 | struct drm_connector_state *state; | |
40d9b043 DA |
728 | |
729 | /* DisplayID bits */ | |
730 | bool has_tile; | |
731 | struct drm_tile_group *tile_group; | |
732 | bool tile_is_single_monitor; | |
733 | ||
734 | uint8_t num_h_tile, num_v_tile; | |
735 | uint8_t tile_h_loc, tile_v_loc; | |
736 | uint16_t tile_h_size, tile_v_size; | |
144ecb97 DV |
737 | }; |
738 | ||
739 | /** | |
740 | * struct drm_plane_state - mutable plane state | |
07cc0ef6 | 741 | * @plane: backpointer to the plane |
144ecb97 | 742 | * @crtc: currently bound CRTC, NULL if disabled |
cc4ceb48 | 743 | * @fb: currently bound framebuffer |
e2330f07 | 744 | * @fence: optional fence to wait for before scanning out @fb |
144ecb97 DV |
745 | * @crtc_x: left position of visible portion of plane on crtc |
746 | * @crtc_y: upper position of visible portion of plane on crtc | |
747 | * @crtc_w: width of visible portion of plane on crtc | |
748 | * @crtc_h: height of visible portion of plane on crtc | |
749 | * @src_x: left position of visible portion of plane within | |
750 | * plane (in 16.16) | |
751 | * @src_y: upper position of visible portion of plane within | |
752 | * plane (in 16.16) | |
753 | * @src_w: width of visible portion of plane (in 16.16) | |
754 | * @src_h: height of visible portion of plane (in 16.16) | |
755 | * @state: backpointer to global drm_atomic_state | |
756 | */ | |
757 | struct drm_plane_state { | |
07cc0ef6 DV |
758 | struct drm_plane *plane; |
759 | ||
6ddd388a RC |
760 | struct drm_crtc *crtc; /* do not write directly, use drm_atomic_set_crtc_for_plane() */ |
761 | struct drm_framebuffer *fb; /* do not write directly, use drm_atomic_set_fb_for_plane() */ | |
e2330f07 | 762 | struct fence *fence; |
144ecb97 DV |
763 | |
764 | /* Signed dest location allows it to be partially off screen */ | |
765 | int32_t crtc_x, crtc_y; | |
766 | uint32_t crtc_w, crtc_h; | |
767 | ||
768 | /* Source values are 16.16 fixed point */ | |
769 | uint32_t src_x, src_y; | |
770 | uint32_t src_h, src_w; | |
771 | ||
1da30627 MR |
772 | /* Plane rotation */ |
773 | unsigned int rotation; | |
774 | ||
144ecb97 | 775 | struct drm_atomic_state *state; |
f453ba04 DA |
776 | }; |
777 | ||
144ecb97 | 778 | |
8cf5c917 | 779 | /** |
3bf0401c | 780 | * struct drm_plane_funcs - driver plane control functions |
8cf5c917 JB |
781 | * @update_plane: update the plane configuration |
782 | * @disable_plane: shut down the plane | |
783 | * @destroy: clean up plane resources | |
2c0c33d4 | 784 | * @reset: reset plane after state has been invalidated (e.g. resume) |
4d93914a | 785 | * @set_property: called when a property is changed |
144ecb97 DV |
786 | * @atomic_duplicate_state: duplicate the atomic state for this plane |
787 | * @atomic_destroy_state: destroy an atomic state for this plane | |
788 | * @atomic_set_property: set a property on an atomic state for this plane | |
40ecc694 | 789 | * (do not call directly, use drm_atomic_plane_set_property()) |
ac9c9256 RC |
790 | * @atomic_get_property: get a property on an atomic state for this plane |
791 | * (do not call directly, use drm_atomic_plane_get_property()) | |
8cf5c917 JB |
792 | */ |
793 | struct drm_plane_funcs { | |
794 | int (*update_plane)(struct drm_plane *plane, | |
795 | struct drm_crtc *crtc, struct drm_framebuffer *fb, | |
796 | int crtc_x, int crtc_y, | |
797 | unsigned int crtc_w, unsigned int crtc_h, | |
798 | uint32_t src_x, uint32_t src_y, | |
799 | uint32_t src_w, uint32_t src_h); | |
800 | int (*disable_plane)(struct drm_plane *plane); | |
801 | void (*destroy)(struct drm_plane *plane); | |
2a0d7cfd | 802 | void (*reset)(struct drm_plane *plane); |
4d93914a RC |
803 | |
804 | int (*set_property)(struct drm_plane *plane, | |
805 | struct drm_property *property, uint64_t val); | |
144ecb97 DV |
806 | |
807 | /* atomic update handling */ | |
808 | struct drm_plane_state *(*atomic_duplicate_state)(struct drm_plane *plane); | |
809 | void (*atomic_destroy_state)(struct drm_plane *plane, | |
cc4ceb48 | 810 | struct drm_plane_state *state); |
144ecb97 DV |
811 | int (*atomic_set_property)(struct drm_plane *plane, |
812 | struct drm_plane_state *state, | |
813 | struct drm_property *property, | |
814 | uint64_t val); | |
ac9c9256 RC |
815 | int (*atomic_get_property)(struct drm_plane *plane, |
816 | const struct drm_plane_state *state, | |
817 | struct drm_property *property, | |
818 | uint64_t *val); | |
8cf5c917 JB |
819 | }; |
820 | ||
e27dde3e MR |
821 | enum drm_plane_type { |
822 | DRM_PLANE_TYPE_OVERLAY, | |
823 | DRM_PLANE_TYPE_PRIMARY, | |
824 | DRM_PLANE_TYPE_CURSOR, | |
825 | }; | |
826 | ||
8cf5c917 | 827 | /** |
3bf0401c | 828 | * struct drm_plane - central DRM plane control structure |
8cf5c917 JB |
829 | * @dev: DRM device this plane belongs to |
830 | * @head: for list management | |
831 | * @base: base mode object | |
832 | * @possible_crtcs: pipes this plane can be bound to | |
833 | * @format_types: array of formats supported by this plane | |
834 | * @format_count: number of formats supported | |
7eb5f302 | 835 | * @format_default: driver hasn't supplied supported formats for the plane |
8cf5c917 JB |
836 | * @crtc: currently bound CRTC |
837 | * @fb: currently bound fb | |
2c0c33d4 DV |
838 | * @old_fb: Temporary tracking of the old fb while a modeset is ongoing. Used by |
839 | * drm_mode_set_config_internal() to implement correct refcounting. | |
8cf5c917 | 840 | * @funcs: helper functions |
4d93914a | 841 | * @properties: property tracking for this plane |
e27dde3e | 842 | * @type: type of plane (overlay, primary, cursor) |
144ecb97 | 843 | * @state: current atomic state for this plane |
8cf5c917 JB |
844 | */ |
845 | struct drm_plane { | |
846 | struct drm_device *dev; | |
847 | struct list_head head; | |
848 | ||
4d02e2de DV |
849 | struct drm_modeset_lock mutex; |
850 | ||
8cf5c917 JB |
851 | struct drm_mode_object base; |
852 | ||
853 | uint32_t possible_crtcs; | |
854 | uint32_t *format_types; | |
45e3743a | 855 | unsigned int format_count; |
7eb5f302 | 856 | bool format_default; |
8cf5c917 JB |
857 | |
858 | struct drm_crtc *crtc; | |
859 | struct drm_framebuffer *fb; | |
860 | ||
3d30a59b DV |
861 | struct drm_framebuffer *old_fb; |
862 | ||
8cf5c917 | 863 | const struct drm_plane_funcs *funcs; |
4d93914a RC |
864 | |
865 | struct drm_object_properties properties; | |
e27dde3e MR |
866 | |
867 | enum drm_plane_type type; | |
144ecb97 | 868 | |
9a436ee6 | 869 | const void *helper_private; |
c2fcd274 | 870 | |
144ecb97 | 871 | struct drm_plane_state *state; |
8cf5c917 JB |
872 | }; |
873 | ||
3b336ec4 | 874 | /** |
3bf0401c | 875 | * struct drm_bridge_funcs - drm_bridge control functions |
3d3f8b1f | 876 | * @attach: Called during drm_bridge_attach |
3b336ec4 SP |
877 | * @mode_fixup: Try to fixup (or reject entirely) proposed mode for this bridge |
878 | * @disable: Called right before encoder prepare, disables the bridge | |
879 | * @post_disable: Called right after encoder prepare, for lockstepped disable | |
880 | * @mode_set: Set this mode to the bridge | |
881 | * @pre_enable: Called right before encoder commit, for lockstepped commit | |
882 | * @enable: Called right after encoder commit, enables the bridge | |
3b336ec4 SP |
883 | */ |
884 | struct drm_bridge_funcs { | |
3d3f8b1f | 885 | int (*attach)(struct drm_bridge *bridge); |
3b336ec4 SP |
886 | bool (*mode_fixup)(struct drm_bridge *bridge, |
887 | const struct drm_display_mode *mode, | |
888 | struct drm_display_mode *adjusted_mode); | |
889 | void (*disable)(struct drm_bridge *bridge); | |
890 | void (*post_disable)(struct drm_bridge *bridge); | |
891 | void (*mode_set)(struct drm_bridge *bridge, | |
892 | struct drm_display_mode *mode, | |
893 | struct drm_display_mode *adjusted_mode); | |
894 | void (*pre_enable)(struct drm_bridge *bridge); | |
895 | void (*enable)(struct drm_bridge *bridge); | |
3b336ec4 SP |
896 | }; |
897 | ||
898 | /** | |
3bf0401c | 899 | * struct drm_bridge - central DRM bridge control structure |
3b336ec4 | 900 | * @dev: DRM device this bridge belongs to |
862e686c AT |
901 | * @encoder: encoder to which this bridge is connected |
902 | * @next: the next bridge in the encoder chain | |
3d3f8b1f AK |
903 | * @of_node: device node pointer to the bridge |
904 | * @list: to keep track of all added bridges | |
3b336ec4 SP |
905 | * @funcs: control functions |
906 | * @driver_private: pointer to the bridge driver's internal context | |
907 | */ | |
908 | struct drm_bridge { | |
909 | struct drm_device *dev; | |
3d3f8b1f | 910 | struct drm_encoder *encoder; |
862e686c | 911 | struct drm_bridge *next; |
3d3f8b1f AK |
912 | #ifdef CONFIG_OF |
913 | struct device_node *of_node; | |
914 | #endif | |
915 | struct list_head list; | |
3b336ec4 SP |
916 | |
917 | const struct drm_bridge_funcs *funcs; | |
918 | void *driver_private; | |
919 | }; | |
920 | ||
cc4ceb48 | 921 | /** |
08855fae | 922 | * struct drm_atomic_state - the global state object for atomic updates |
cc4ceb48 | 923 | * @dev: parent DRM device |
d34f20d6 | 924 | * @allow_modeset: allow full modeset |
f02ad907 | 925 | * @legacy_cursor_update: hint to enforce legacy cursor ioctl semantics |
cc4ceb48 DV |
926 | * @planes: pointer to array of plane pointers |
927 | * @plane_states: pointer to array of plane states pointers | |
928 | * @crtcs: pointer to array of CRTC pointers | |
929 | * @crtc_states: pointer to array of CRTC states pointers | |
f52b69f1 | 930 | * @num_connector: size of the @connectors and @connector_states arrays |
cc4ceb48 DV |
931 | * @connectors: pointer to array of connector pointers |
932 | * @connector_states: pointer to array of connector states pointers | |
933 | * @acquire_ctx: acquire context for this atomic modeset state update | |
934 | */ | |
935 | struct drm_atomic_state { | |
936 | struct drm_device *dev; | |
d34f20d6 | 937 | bool allow_modeset : 1; |
f02ad907 | 938 | bool legacy_cursor_update : 1; |
cc4ceb48 DV |
939 | struct drm_plane **planes; |
940 | struct drm_plane_state **plane_states; | |
941 | struct drm_crtc **crtcs; | |
942 | struct drm_crtc_state **crtc_states; | |
f52b69f1 | 943 | int num_connector; |
cc4ceb48 DV |
944 | struct drm_connector **connectors; |
945 | struct drm_connector_state **connector_states; | |
946 | ||
947 | struct drm_modeset_acquire_ctx *acquire_ctx; | |
948 | }; | |
949 | ||
950 | ||
f453ba04 | 951 | /** |
3bf0401c | 952 | * struct drm_mode_set - new values for a CRTC config change |
ef27351a JB |
953 | * @fb: framebuffer to use for new config |
954 | * @crtc: CRTC whose configuration we're about to change | |
955 | * @mode: mode timings to use | |
956 | * @x: position of this CRTC relative to @fb | |
957 | * @y: position of this CRTC relative to @fb | |
958 | * @connectors: array of connectors to drive with this CRTC if possible | |
959 | * @num_connectors: size of @connectors array | |
f453ba04 DA |
960 | * |
961 | * Represents a single crtc the connectors that it drives with what mode | |
962 | * and from which framebuffer it scans out from. | |
963 | * | |
964 | * This is used to set modes. | |
965 | */ | |
966 | struct drm_mode_set { | |
f453ba04 DA |
967 | struct drm_framebuffer *fb; |
968 | struct drm_crtc *crtc; | |
969 | struct drm_display_mode *mode; | |
970 | ||
971 | uint32_t x; | |
972 | uint32_t y; | |
973 | ||
974 | struct drm_connector **connectors; | |
975 | size_t num_connectors; | |
976 | }; | |
977 | ||
978 | /** | |
550cebcd JB |
979 | * struct drm_mode_config_funcs - basic driver provided mode setting functions |
980 | * @fb_create: create a new framebuffer object | |
981 | * @output_poll_changed: function to handle output configuration changes | |
2b1193d5 | 982 | * @atomic_check: check whether a given atomic state update is possible |
cc4ceb48 DV |
983 | * @atomic_commit: commit an atomic state update previously verified with |
984 | * atomic_check() | |
036ef573 ML |
985 | * @atomic_state_alloc: allocate a new atomic state |
986 | * @atomic_state_clear: clear the atomic state | |
987 | * @atomic_state_free: free the atomic state | |
550cebcd JB |
988 | * |
989 | * Some global (i.e. not per-CRTC, connector, etc) mode setting functions that | |
990 | * involve drivers. | |
f453ba04 DA |
991 | */ |
992 | struct drm_mode_config_funcs { | |
550cebcd JB |
993 | struct drm_framebuffer *(*fb_create)(struct drm_device *dev, |
994 | struct drm_file *file_priv, | |
995 | struct drm_mode_fb_cmd2 *mode_cmd); | |
eb1f8e4f | 996 | void (*output_poll_changed)(struct drm_device *dev); |
cc4ceb48 DV |
997 | |
998 | int (*atomic_check)(struct drm_device *dev, | |
999 | struct drm_atomic_state *a); | |
1000 | int (*atomic_commit)(struct drm_device *dev, | |
1001 | struct drm_atomic_state *a, | |
1002 | bool async); | |
036ef573 ML |
1003 | struct drm_atomic_state *(*atomic_state_alloc)(struct drm_device *dev); |
1004 | void (*atomic_state_clear)(struct drm_atomic_state *state); | |
1005 | void (*atomic_state_free)(struct drm_atomic_state *state); | |
f453ba04 DA |
1006 | }; |
1007 | ||
f453ba04 | 1008 | /** |
2c0c33d4 | 1009 | * struct drm_mode_config - Mode configuration control structure |
a62c93d5 | 1010 | * @mutex: mutex protecting KMS related lists and structures |
2c0c33d4 DV |
1011 | * @connection_mutex: ww mutex protecting connector state and routing |
1012 | * @acquire_ctx: global implicit acquire context used by atomic drivers for | |
1013 | * legacy ioctls | |
a62c93d5 JB |
1014 | * @idr_mutex: mutex for KMS ID allocation and management |
1015 | * @crtc_idr: main KMS ID tracking object | |
2c0c33d4 | 1016 | * @fb_lock: mutex to protect fb state and lists |
a62c93d5 JB |
1017 | * @num_fb: number of fbs available |
1018 | * @fb_list: list of framebuffers available | |
1019 | * @num_connector: number of connectors on this device | |
1020 | * @connector_list: list of connector objects | |
1021 | * @num_encoder: number of encoders on this device | |
1022 | * @encoder_list: list of encoder objects | |
2c0c33d4 DV |
1023 | * @num_overlay_plane: number of overlay planes on this device |
1024 | * @num_total_plane: number of universal (i.e. with primary/curso) planes on this device | |
1025 | * @plane_list: list of plane objects | |
a62c93d5 JB |
1026 | * @num_crtc: number of CRTCs on this device |
1027 | * @crtc_list: list of CRTC objects | |
2c0c33d4 | 1028 | * @property_list: list of property objects |
a62c93d5 JB |
1029 | * @min_width: minimum pixel width on this device |
1030 | * @min_height: minimum pixel height on this device | |
1031 | * @max_width: maximum pixel width on this device | |
1032 | * @max_height: maximum pixel height on this device | |
1033 | * @funcs: core driver provided mode setting functions | |
1034 | * @fb_base: base address of the framebuffer | |
2c0c33d4 DV |
1035 | * @poll_enabled: track polling support for this device |
1036 | * @poll_running: track polling status for this device | |
a62c93d5 | 1037 | * @output_poll_work: delayed work for polling in process context |
2c0c33d4 | 1038 | * @property_blob_list: list of all the blob property objects |
8fb6e7a5 | 1039 | * @blob_lock: mutex for blob property allocation and management |
a62c93d5 | 1040 | * @*_property: core property tracking |
2c0c33d4 DV |
1041 | * @preferred_depth: preferred RBG pixel depth, used by fb helpers |
1042 | * @prefer_shadow: hint to userspace to prefer shadow-fb rendering | |
1043 | * @async_page_flip: does this device support async flips on the primary plane? | |
1044 | * @cursor_width: hint to userspace for max cursor width | |
1045 | * @cursor_height: hint to userspace for max cursor height | |
f453ba04 | 1046 | * |
a62c93d5 JB |
1047 | * Core mode resource tracking structure. All CRTC, encoders, and connectors |
1048 | * enumerated by the driver are added here, as are global properties. Some | |
1049 | * global restrictions are also here, e.g. dimension restrictions. | |
f453ba04 DA |
1050 | */ |
1051 | struct drm_mode_config { | |
ad2563c2 | 1052 | struct mutex mutex; /* protects configuration (mode lists etc.) */ |
51fd371b RC |
1053 | struct drm_modeset_lock connection_mutex; /* protects connector->encoder and encoder->crtc links */ |
1054 | struct drm_modeset_acquire_ctx *acquire_ctx; /* for legacy _lock_all() / _unlock_all() */ | |
ad2563c2 | 1055 | struct mutex idr_mutex; /* for IDR management */ |
f453ba04 | 1056 | struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */ |
138f9ebb | 1057 | struct idr tile_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */ |
f453ba04 | 1058 | /* this is limited to one for now */ |
4b096ac1 | 1059 | |
2c0c33d4 | 1060 | struct mutex fb_lock; /* proctects global and per-file fb lists */ |
f453ba04 DA |
1061 | int num_fb; |
1062 | struct list_head fb_list; | |
4b096ac1 | 1063 | |
f453ba04 DA |
1064 | int num_connector; |
1065 | struct list_head connector_list; | |
1066 | int num_encoder; | |
1067 | struct list_head encoder_list; | |
e27dde3e MR |
1068 | |
1069 | /* | |
1070 | * Track # of overlay planes separately from # of total planes. By | |
1071 | * default we only advertise overlay planes to userspace; if userspace | |
1072 | * sets the "universal plane" capability bit, we'll go ahead and | |
1073 | * expose all planes. | |
1074 | */ | |
1075 | int num_overlay_plane; | |
1076 | int num_total_plane; | |
8cf5c917 | 1077 | struct list_head plane_list; |
f453ba04 DA |
1078 | |
1079 | int num_crtc; | |
1080 | struct list_head crtc_list; | |
1081 | ||
1082 | struct list_head property_list; | |
1083 | ||
f453ba04 DA |
1084 | int min_width, min_height; |
1085 | int max_width, max_height; | |
e6ecefaa | 1086 | const struct drm_mode_config_funcs *funcs; |
d883f7f1 | 1087 | resource_size_t fb_base; |
f453ba04 | 1088 | |
eb1f8e4f DA |
1089 | /* output poll support */ |
1090 | bool poll_enabled; | |
905bc9ff | 1091 | bool poll_running; |
162b6a57 | 1092 | bool delayed_event; |
991ea75c | 1093 | struct delayed_work output_poll_work; |
eb1f8e4f | 1094 | |
8fb6e7a5 DS |
1095 | struct mutex blob_lock; |
1096 | ||
f453ba04 DA |
1097 | /* pointers to standard properties */ |
1098 | struct list_head property_blob_list; | |
1099 | struct drm_property *edid_property; | |
1100 | struct drm_property *dpms_property; | |
43aba7eb | 1101 | struct drm_property *path_property; |
6f134d7b | 1102 | struct drm_property *tile_property; |
9922ab5a | 1103 | struct drm_property *plane_type_property; |
2a297cce | 1104 | struct drm_property *rotation_property; |
6b4959f4 RC |
1105 | struct drm_property *prop_src_x; |
1106 | struct drm_property *prop_src_y; | |
1107 | struct drm_property *prop_src_w; | |
1108 | struct drm_property *prop_src_h; | |
1109 | struct drm_property *prop_crtc_x; | |
1110 | struct drm_property *prop_crtc_y; | |
1111 | struct drm_property *prop_crtc_w; | |
1112 | struct drm_property *prop_crtc_h; | |
1113 | struct drm_property *prop_fb_id; | |
1114 | struct drm_property *prop_crtc_id; | |
eab3bbef | 1115 | struct drm_property *prop_active; |
955f3c33 | 1116 | struct drm_property *prop_mode_id; |
f453ba04 DA |
1117 | |
1118 | /* DVI-I properties */ | |
1119 | struct drm_property *dvi_i_subconnector_property; | |
1120 | struct drm_property *dvi_i_select_subconnector_property; | |
1121 | ||
1122 | /* TV properties */ | |
1123 | struct drm_property *tv_subconnector_property; | |
1124 | struct drm_property *tv_select_subconnector_property; | |
1125 | struct drm_property *tv_mode_property; | |
1126 | struct drm_property *tv_left_margin_property; | |
1127 | struct drm_property *tv_right_margin_property; | |
1128 | struct drm_property *tv_top_margin_property; | |
1129 | struct drm_property *tv_bottom_margin_property; | |
b6b7902e FJ |
1130 | struct drm_property *tv_brightness_property; |
1131 | struct drm_property *tv_contrast_property; | |
1132 | struct drm_property *tv_flicker_reduction_property; | |
a75f0236 FJ |
1133 | struct drm_property *tv_overscan_property; |
1134 | struct drm_property *tv_saturation_property; | |
1135 | struct drm_property *tv_hue_property; | |
f453ba04 DA |
1136 | |
1137 | /* Optional properties */ | |
1138 | struct drm_property *scaling_mode_property; | |
ff587e45 | 1139 | struct drm_property *aspect_ratio_property; |
884840aa | 1140 | struct drm_property *dirty_info_property; |
019d96cb | 1141 | |
5bb2bbf5 DA |
1142 | /* properties for virtual machine layout */ |
1143 | struct drm_property *suggested_x_property; | |
1144 | struct drm_property *suggested_y_property; | |
1145 | ||
019d96cb DA |
1146 | /* dumb ioctl parameters */ |
1147 | uint32_t preferred_depth, prefer_shadow; | |
62f2104f KP |
1148 | |
1149 | /* whether async page flip is supported or not */ | |
1150 | bool async_page_flip; | |
8716ed4e | 1151 | |
e3eb3250 RC |
1152 | /* whether the driver supports fb modifiers */ |
1153 | bool allow_fb_modifiers; | |
1154 | ||
8716ed4e AD |
1155 | /* cursor size */ |
1156 | uint32_t cursor_width, cursor_height; | |
f453ba04 DA |
1157 | }; |
1158 | ||
dd275956 RC |
1159 | /** |
1160 | * drm_for_each_plane_mask - iterate over planes specified by bitmask | |
1161 | * @plane: the loop cursor | |
1162 | * @dev: the DRM device | |
1163 | * @plane_mask: bitmask of plane indices | |
1164 | * | |
1165 | * Iterate over all planes specified by bitmask. | |
1166 | */ | |
1167 | #define drm_for_each_plane_mask(plane, dev, plane_mask) \ | |
1168 | list_for_each_entry((plane), &(dev)->mode_config.plane_list, head) \ | |
1169 | if ((plane_mask) & (1 << drm_plane_index(plane))) | |
1170 | ||
1171 | ||
f453ba04 DA |
1172 | #define obj_to_crtc(x) container_of(x, struct drm_crtc, base) |
1173 | #define obj_to_connector(x) container_of(x, struct drm_connector, base) | |
1174 | #define obj_to_encoder(x) container_of(x, struct drm_encoder, base) | |
1175 | #define obj_to_mode(x) container_of(x, struct drm_display_mode, base) | |
1176 | #define obj_to_fb(x) container_of(x, struct drm_framebuffer, base) | |
1177 | #define obj_to_property(x) container_of(x, struct drm_property, base) | |
1178 | #define obj_to_blob(x) container_of(x, struct drm_property_blob, base) | |
8cf5c917 | 1179 | #define obj_to_plane(x) container_of(x, struct drm_plane, base) |
f453ba04 | 1180 | |
4a67d391 SH |
1181 | struct drm_prop_enum_list { |
1182 | int type; | |
1183 | char *name; | |
1184 | }; | |
f453ba04 | 1185 | |
e13161af MR |
1186 | extern int drm_crtc_init_with_planes(struct drm_device *dev, |
1187 | struct drm_crtc *crtc, | |
1188 | struct drm_plane *primary, | |
fc1d3e44 | 1189 | struct drm_plane *cursor, |
e13161af | 1190 | const struct drm_crtc_funcs *funcs); |
f453ba04 | 1191 | extern void drm_crtc_cleanup(struct drm_crtc *crtc); |
db5f7a6e RK |
1192 | extern unsigned int drm_crtc_index(struct drm_crtc *crtc); |
1193 | ||
1194 | /** | |
1195 | * drm_crtc_mask - find the mask of a registered CRTC | |
1196 | * @crtc: CRTC to find mask for | |
1197 | * | |
1198 | * Given a registered CRTC, return the mask bit of that CRTC for an | |
1199 | * encoder's possible_crtcs field. | |
1200 | */ | |
1201 | static inline uint32_t drm_crtc_mask(struct drm_crtc *crtc) | |
1202 | { | |
1203 | return 1 << drm_crtc_index(crtc); | |
1204 | } | |
f453ba04 | 1205 | |
b21e3afe IM |
1206 | extern void drm_connector_ida_init(void); |
1207 | extern void drm_connector_ida_destroy(void); | |
6bfc56aa VS |
1208 | extern int drm_connector_init(struct drm_device *dev, |
1209 | struct drm_connector *connector, | |
1210 | const struct drm_connector_funcs *funcs, | |
1211 | int connector_type); | |
34ea3d38 TW |
1212 | int drm_connector_register(struct drm_connector *connector); |
1213 | void drm_connector_unregister(struct drm_connector *connector); | |
f453ba04 DA |
1214 | |
1215 | extern void drm_connector_cleanup(struct drm_connector *connector); | |
10f637bf | 1216 | extern unsigned int drm_connector_index(struct drm_connector *connector); |
cbc7e221 DA |
1217 | /* helper to unplug all connectors from sysfs for device */ |
1218 | extern void drm_connector_unplug_all(struct drm_device *dev); | |
f453ba04 | 1219 | |
3d3f8b1f AK |
1220 | extern int drm_bridge_add(struct drm_bridge *bridge); |
1221 | extern void drm_bridge_remove(struct drm_bridge *bridge); | |
1222 | extern struct drm_bridge *of_drm_find_bridge(struct device_node *np); | |
1223 | extern int drm_bridge_attach(struct drm_device *dev, struct drm_bridge *bridge); | |
3b336ec4 | 1224 | |
862e686c AT |
1225 | bool drm_bridge_mode_fixup(struct drm_bridge *bridge, |
1226 | const struct drm_display_mode *mode, | |
1227 | struct drm_display_mode *adjusted_mode); | |
1228 | void drm_bridge_disable(struct drm_bridge *bridge); | |
1229 | void drm_bridge_post_disable(struct drm_bridge *bridge); | |
1230 | void drm_bridge_mode_set(struct drm_bridge *bridge, | |
1231 | struct drm_display_mode *mode, | |
1232 | struct drm_display_mode *adjusted_mode); | |
1233 | void drm_bridge_pre_enable(struct drm_bridge *bridge); | |
1234 | void drm_bridge_enable(struct drm_bridge *bridge); | |
1235 | ||
6bfc56aa VS |
1236 | extern int drm_encoder_init(struct drm_device *dev, |
1237 | struct drm_encoder *encoder, | |
1238 | const struct drm_encoder_funcs *funcs, | |
1239 | int encoder_type); | |
f453ba04 | 1240 | |
3d887368 TR |
1241 | /** |
1242 | * drm_encoder_crtc_ok - can a given crtc drive a given encoder? | |
1243 | * @encoder: encoder to test | |
1244 | * @crtc: crtc to test | |
1245 | * | |
1246 | * Return false if @encoder can't be driven by @crtc, true otherwise. | |
1247 | */ | |
1248 | static inline bool drm_encoder_crtc_ok(struct drm_encoder *encoder, | |
1249 | struct drm_crtc *crtc) | |
1250 | { | |
1251 | return !!(encoder->possible_crtcs & drm_crtc_mask(crtc)); | |
1252 | } | |
1253 | ||
dc415ff9 MR |
1254 | extern int drm_universal_plane_init(struct drm_device *dev, |
1255 | struct drm_plane *plane, | |
1256 | unsigned long possible_crtcs, | |
1257 | const struct drm_plane_funcs *funcs, | |
1258 | const uint32_t *formats, | |
45e3743a | 1259 | unsigned int format_count, |
dc415ff9 | 1260 | enum drm_plane_type type); |
8cf5c917 JB |
1261 | extern int drm_plane_init(struct drm_device *dev, |
1262 | struct drm_plane *plane, | |
1263 | unsigned long possible_crtcs, | |
1264 | const struct drm_plane_funcs *funcs, | |
45e3743a | 1265 | const uint32_t *formats, unsigned int format_count, |
dc415ff9 | 1266 | bool is_primary); |
8cf5c917 | 1267 | extern void drm_plane_cleanup(struct drm_plane *plane); |
10f637bf | 1268 | extern unsigned int drm_plane_index(struct drm_plane *plane); |
f81338a5 | 1269 | extern struct drm_plane * drm_plane_from_index(struct drm_device *dev, int idx); |
9125e618 | 1270 | extern void drm_plane_force_disable(struct drm_plane *plane); |
ead8610d LP |
1271 | extern int drm_plane_check_pixel_format(const struct drm_plane *plane, |
1272 | u32 format); | |
ecb7e16b GP |
1273 | extern void drm_crtc_get_hv_timing(const struct drm_display_mode *mode, |
1274 | int *hdisplay, int *vdisplay); | |
af93629d MR |
1275 | extern int drm_crtc_check_viewport(const struct drm_crtc *crtc, |
1276 | int x, int y, | |
1277 | const struct drm_display_mode *mode, | |
1278 | const struct drm_framebuffer *fb); | |
8cf5c917 | 1279 | |
f453ba04 DA |
1280 | extern void drm_encoder_cleanup(struct drm_encoder *encoder); |
1281 | ||
d20d3174 | 1282 | extern const char *drm_get_connector_status_name(enum drm_connector_status status); |
ac1bb36c | 1283 | extern const char *drm_get_subpixel_order_name(enum subpixel_order order); |
d20d3174 VS |
1284 | extern const char *drm_get_dpms_name(int val); |
1285 | extern const char *drm_get_dvi_i_subconnector_name(int val); | |
1286 | extern const char *drm_get_dvi_i_select_name(int val); | |
1287 | extern const char *drm_get_tv_subconnector_name(int val); | |
1288 | extern const char *drm_get_tv_select_name(int val); | |
ea39f835 | 1289 | extern void drm_fb_release(struct drm_file *file_priv); |
e2f5d2ea DS |
1290 | extern void drm_property_destroy_user_blobs(struct drm_device *dev, |
1291 | struct drm_file *file_priv); | |
fbff4690 | 1292 | extern bool drm_probe_ddc(struct i2c_adapter *adapter); |
f453ba04 DA |
1293 | extern struct edid *drm_get_edid(struct drm_connector *connector, |
1294 | struct i2c_adapter *adapter); | |
51f8da59 | 1295 | extern struct edid *drm_edid_duplicate(const struct edid *edid); |
f453ba04 | 1296 | extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid); |
f453ba04 | 1297 | extern void drm_mode_config_init(struct drm_device *dev); |
eb033556 | 1298 | extern void drm_mode_config_reset(struct drm_device *dev); |
f453ba04 | 1299 | extern void drm_mode_config_cleanup(struct drm_device *dev); |
55310008 | 1300 | |
43aba7eb | 1301 | extern int drm_mode_connector_set_path_property(struct drm_connector *connector, |
12e6cecd | 1302 | const char *path); |
6f134d7b | 1303 | int drm_mode_connector_set_tile_property(struct drm_connector *connector); |
f453ba04 | 1304 | extern int drm_mode_connector_update_edid_property(struct drm_connector *connector, |
12e6cecd | 1305 | const struct edid *edid); |
5ea22f24 | 1306 | |
b5571e9d BB |
1307 | extern int drm_display_info_set_bus_formats(struct drm_display_info *info, |
1308 | const u32 *formats, | |
1309 | unsigned int num_formats); | |
1310 | ||
5ea22f24 RC |
1311 | static inline bool drm_property_type_is(struct drm_property *property, |
1312 | uint32_t type) | |
1313 | { | |
1314 | /* instanceof for props.. handles extended type vs original types: */ | |
1315 | if (property->flags & DRM_MODE_PROP_EXTENDED_TYPE) | |
1316 | return (property->flags & DRM_MODE_PROP_EXTENDED_TYPE) == type; | |
1317 | return property->flags & type; | |
1318 | } | |
1319 | ||
1320 | static inline bool drm_property_type_valid(struct drm_property *property) | |
1321 | { | |
1322 | if (property->flags & DRM_MODE_PROP_EXTENDED_TYPE) | |
1323 | return !(property->flags & DRM_MODE_PROP_LEGACY_TYPE); | |
1324 | return !!(property->flags & DRM_MODE_PROP_LEGACY_TYPE); | |
1325 | } | |
1326 | ||
c543188a PZ |
1327 | extern int drm_object_property_set_value(struct drm_mode_object *obj, |
1328 | struct drm_property *property, | |
1329 | uint64_t val); | |
1330 | extern int drm_object_property_get_value(struct drm_mode_object *obj, | |
1331 | struct drm_property *property, | |
1332 | uint64_t *value); | |
f453ba04 DA |
1333 | extern int drm_framebuffer_init(struct drm_device *dev, |
1334 | struct drm_framebuffer *fb, | |
1335 | const struct drm_framebuffer_funcs *funcs); | |
786b99ed DV |
1336 | extern struct drm_framebuffer *drm_framebuffer_lookup(struct drm_device *dev, |
1337 | uint32_t id); | |
f7eff60e RC |
1338 | extern void drm_framebuffer_unreference(struct drm_framebuffer *fb); |
1339 | extern void drm_framebuffer_reference(struct drm_framebuffer *fb); | |
1340 | extern void drm_framebuffer_remove(struct drm_framebuffer *fb); | |
f453ba04 | 1341 | extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb); |
36206361 | 1342 | extern void drm_framebuffer_unregister_private(struct drm_framebuffer *fb); |
f453ba04 | 1343 | |
c543188a PZ |
1344 | extern void drm_object_attach_property(struct drm_mode_object *obj, |
1345 | struct drm_property *property, | |
1346 | uint64_t init_val); | |
f453ba04 DA |
1347 | extern struct drm_property *drm_property_create(struct drm_device *dev, int flags, |
1348 | const char *name, int num_values); | |
4a67d391 SH |
1349 | extern struct drm_property *drm_property_create_enum(struct drm_device *dev, int flags, |
1350 | const char *name, | |
49e27545 RC |
1351 | const struct drm_prop_enum_list *props, |
1352 | int num_values); | |
1353 | struct drm_property *drm_property_create_bitmask(struct drm_device *dev, | |
1354 | int flags, const char *name, | |
4a67d391 | 1355 | const struct drm_prop_enum_list *props, |
7689ffb3 VS |
1356 | int num_props, |
1357 | uint64_t supported_bits); | |
d9bc3c02 SH |
1358 | struct drm_property *drm_property_create_range(struct drm_device *dev, int flags, |
1359 | const char *name, | |
1360 | uint64_t min, uint64_t max); | |
ebc44cf3 RC |
1361 | struct drm_property *drm_property_create_signed_range(struct drm_device *dev, |
1362 | int flags, const char *name, | |
1363 | int64_t min, int64_t max); | |
98f75de4 RC |
1364 | struct drm_property *drm_property_create_object(struct drm_device *dev, |
1365 | int flags, const char *name, uint32_t type); | |
960cd9d4 DV |
1366 | struct drm_property *drm_property_create_bool(struct drm_device *dev, int flags, |
1367 | const char *name); | |
6bcacf51 DS |
1368 | struct drm_property_blob *drm_property_create_blob(struct drm_device *dev, |
1369 | size_t length, | |
1370 | const void *data); | |
1371 | struct drm_property_blob *drm_property_lookup_blob(struct drm_device *dev, | |
1372 | uint32_t id); | |
1373 | struct drm_property_blob *drm_property_reference_blob(struct drm_property_blob *blob); | |
1374 | void drm_property_unreference_blob(struct drm_property_blob *blob); | |
f453ba04 DA |
1375 | extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property); |
1376 | extern int drm_property_add_enum(struct drm_property *property, int index, | |
1377 | uint64_t value, const char *name); | |
1378 | extern int drm_mode_create_dvi_i_properties(struct drm_device *dev); | |
2f763312 TR |
1379 | extern int drm_mode_create_tv_properties(struct drm_device *dev, |
1380 | unsigned int num_modes, | |
b7c914b3 | 1381 | const char * const modes[]); |
f453ba04 | 1382 | extern int drm_mode_create_scaling_mode_property(struct drm_device *dev); |
ff587e45 | 1383 | extern int drm_mode_create_aspect_ratio_property(struct drm_device *dev); |
884840aa | 1384 | extern int drm_mode_create_dirty_info_property(struct drm_device *dev); |
5bb2bbf5 | 1385 | extern int drm_mode_create_suggested_offset_properties(struct drm_device *dev); |
d34f20d6 RC |
1386 | extern bool drm_property_change_valid_get(struct drm_property *property, |
1387 | uint64_t value, struct drm_mode_object **ref); | |
1388 | extern void drm_property_change_valid_put(struct drm_property *property, | |
1389 | struct drm_mode_object *ref); | |
f453ba04 DA |
1390 | |
1391 | extern int drm_mode_connector_attach_encoder(struct drm_connector *connector, | |
1392 | struct drm_encoder *encoder); | |
4cae5b84 | 1393 | extern int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, |
f453ba04 | 1394 | int gamma_size); |
7a9c9060 DV |
1395 | extern struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, |
1396 | uint32_t id, uint32_t type); | |
98f75de4 | 1397 | |
f453ba04 DA |
1398 | /* IOCTLs */ |
1399 | extern int drm_mode_getresources(struct drm_device *dev, | |
1400 | void *data, struct drm_file *file_priv); | |
8cf5c917 JB |
1401 | extern int drm_mode_getplane_res(struct drm_device *dev, void *data, |
1402 | struct drm_file *file_priv); | |
f453ba04 DA |
1403 | extern int drm_mode_getcrtc(struct drm_device *dev, |
1404 | void *data, struct drm_file *file_priv); | |
1405 | extern int drm_mode_getconnector(struct drm_device *dev, | |
1406 | void *data, struct drm_file *file_priv); | |
2d13b679 | 1407 | extern int drm_mode_set_config_internal(struct drm_mode_set *set); |
f453ba04 DA |
1408 | extern int drm_mode_setcrtc(struct drm_device *dev, |
1409 | void *data, struct drm_file *file_priv); | |
8cf5c917 JB |
1410 | extern int drm_mode_getplane(struct drm_device *dev, |
1411 | void *data, struct drm_file *file_priv); | |
1412 | extern int drm_mode_setplane(struct drm_device *dev, | |
1413 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1414 | extern int drm_mode_cursor_ioctl(struct drm_device *dev, |
1415 | void *data, struct drm_file *file_priv); | |
4c813d4d DA |
1416 | extern int drm_mode_cursor2_ioctl(struct drm_device *dev, |
1417 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1418 | extern int drm_mode_addfb(struct drm_device *dev, |
1419 | void *data, struct drm_file *file_priv); | |
308e5bcb JB |
1420 | extern int drm_mode_addfb2(struct drm_device *dev, |
1421 | void *data, struct drm_file *file_priv); | |
1422 | extern uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth); | |
f453ba04 DA |
1423 | extern int drm_mode_rmfb(struct drm_device *dev, |
1424 | void *data, struct drm_file *file_priv); | |
1425 | extern int drm_mode_getfb(struct drm_device *dev, | |
1426 | void *data, struct drm_file *file_priv); | |
884840aa JB |
1427 | extern int drm_mode_dirtyfb_ioctl(struct drm_device *dev, |
1428 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1429 | |
1430 | extern int drm_mode_getproperty_ioctl(struct drm_device *dev, | |
1431 | void *data, struct drm_file *file_priv); | |
1432 | extern int drm_mode_getblob_ioctl(struct drm_device *dev, | |
1433 | void *data, struct drm_file *file_priv); | |
e2f5d2ea DS |
1434 | extern int drm_mode_createblob_ioctl(struct drm_device *dev, |
1435 | void *data, struct drm_file *file_priv); | |
1436 | extern int drm_mode_destroyblob_ioctl(struct drm_device *dev, | |
1437 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1438 | extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev, |
1439 | void *data, struct drm_file *file_priv); | |
f453ba04 DA |
1440 | extern int drm_mode_getencoder(struct drm_device *dev, |
1441 | void *data, struct drm_file *file_priv); | |
1442 | extern int drm_mode_gamma_get_ioctl(struct drm_device *dev, | |
1443 | void *data, struct drm_file *file_priv); | |
1444 | extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, | |
1445 | void *data, struct drm_file *file_priv); | |
18316c8c | 1446 | extern u8 drm_match_cea_mode(const struct drm_display_mode *to_match); |
0967e6a5 | 1447 | extern enum hdmi_picture_aspect drm_get_cea_aspect_ratio(const u8 video_code); |
f23c20c8 | 1448 | extern bool drm_detect_hdmi_monitor(struct edid *edid); |
8fe9790d | 1449 | extern bool drm_detect_monitor_audio(struct edid *edid); |
b1edd6a6 | 1450 | extern bool drm_rgb_quant_range_selectable(struct edid *edid); |
d91d8a3f KH |
1451 | extern int drm_mode_page_flip_ioctl(struct drm_device *dev, |
1452 | void *data, struct drm_file *file_priv); | |
f0fda0a4 ZY |
1453 | extern int drm_add_modes_noedid(struct drm_connector *connector, |
1454 | int hdisplay, int vdisplay); | |
3cf70daf GH |
1455 | extern void drm_set_preferred_mode(struct drm_connector *connector, |
1456 | int hpref, int vpref); | |
3c537889 | 1457 | |
051963d4 | 1458 | extern int drm_edid_header_is_valid(const u8 *raw_edid); |
6ba2bd3d TP |
1459 | extern bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid, |
1460 | bool *edid_corrupt); | |
3c537889 | 1461 | extern bool drm_edid_is_valid(struct edid *edid); |
138f9ebb DA |
1462 | |
1463 | extern struct drm_tile_group *drm_mode_create_tile_group(struct drm_device *dev, | |
1464 | char topology[8]); | |
1465 | extern struct drm_tile_group *drm_mode_get_tile_group(struct drm_device *dev, | |
1466 | char topology[8]); | |
1467 | extern void drm_mode_put_tile_group(struct drm_device *dev, | |
1468 | struct drm_tile_group *tg); | |
1d42bbc8 | 1469 | struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev, |
f6e252ba AJ |
1470 | int hsize, int vsize, int fresh, |
1471 | bool rb); | |
ff72145b DA |
1472 | |
1473 | extern int drm_mode_create_dumb_ioctl(struct drm_device *dev, | |
1474 | void *data, struct drm_file *file_priv); | |
1475 | extern int drm_mode_mmap_dumb_ioctl(struct drm_device *dev, | |
1476 | void *data, struct drm_file *file_priv); | |
1477 | extern int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, | |
1478 | void *data, struct drm_file *file_priv); | |
c543188a PZ |
1479 | extern int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data, |
1480 | struct drm_file *file_priv); | |
1481 | extern int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data, | |
1482 | struct drm_file *file_priv); | |
3a5f87c2 TW |
1483 | extern int drm_mode_plane_set_obj_prop(struct drm_plane *plane, |
1484 | struct drm_property *property, | |
1485 | uint64_t value); | |
d34f20d6 RC |
1486 | extern int drm_mode_atomic_ioctl(struct drm_device *dev, |
1487 | void *data, struct drm_file *file_priv); | |
248dbc23 DA |
1488 | |
1489 | extern void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, | |
1490 | int *bpp); | |
141670e9 | 1491 | extern int drm_format_num_planes(uint32_t format); |
5a86bd55 | 1492 | extern int drm_format_plane_cpp(uint32_t format, int plane); |
01b68b04 VS |
1493 | extern int drm_format_horz_chroma_subsampling(uint32_t format); |
1494 | extern int drm_format_vert_chroma_subsampling(uint32_t format); | |
d20d3174 | 1495 | extern const char *drm_get_format_name(uint32_t format); |
c1df5f3c VS |
1496 | extern struct drm_property *drm_mode_create_rotation_property(struct drm_device *dev, |
1497 | unsigned int supported_rotations); | |
3c9855f6 VS |
1498 | extern unsigned int drm_rotation_simplify(unsigned int rotation, |
1499 | unsigned int supported_rotations); | |
141670e9 | 1500 | |
96f60e37 | 1501 | /* Helpers */ |
a2b34e22 RC |
1502 | |
1503 | static inline struct drm_plane *drm_plane_find(struct drm_device *dev, | |
1504 | uint32_t id) | |
1505 | { | |
1506 | struct drm_mode_object *mo; | |
1507 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_PLANE); | |
1508 | return mo ? obj_to_plane(mo) : NULL; | |
1509 | } | |
1510 | ||
96f60e37 RK |
1511 | static inline struct drm_crtc *drm_crtc_find(struct drm_device *dev, |
1512 | uint32_t id) | |
1513 | { | |
1514 | struct drm_mode_object *mo; | |
1515 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_CRTC); | |
1516 | return mo ? obj_to_crtc(mo) : NULL; | |
1517 | } | |
1518 | ||
1519 | static inline struct drm_encoder *drm_encoder_find(struct drm_device *dev, | |
1520 | uint32_t id) | |
1521 | { | |
1522 | struct drm_mode_object *mo; | |
1523 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_ENCODER); | |
1524 | return mo ? obj_to_encoder(mo) : NULL; | |
1525 | } | |
1526 | ||
a2b34e22 RC |
1527 | static inline struct drm_connector *drm_connector_find(struct drm_device *dev, |
1528 | uint32_t id) | |
1529 | { | |
1530 | struct drm_mode_object *mo; | |
1531 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_CONNECTOR); | |
1532 | return mo ? obj_to_connector(mo) : NULL; | |
1533 | } | |
1534 | ||
1535 | static inline struct drm_property *drm_property_find(struct drm_device *dev, | |
1536 | uint32_t id) | |
1537 | { | |
1538 | struct drm_mode_object *mo; | |
1539 | mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_PROPERTY); | |
1540 | return mo ? obj_to_property(mo) : NULL; | |
1541 | } | |
1542 | ||
e27dde3e | 1543 | /* Plane list iterator for legacy (overlay only) planes. */ |
4ea50e99 DV |
1544 | #define drm_for_each_legacy_plane(plane, dev) \ |
1545 | list_for_each_entry(plane, &(dev)->mode_config.plane_list, head) \ | |
e27dde3e MR |
1546 | if (plane->type == DRM_PLANE_TYPE_OVERLAY) |
1547 | ||
6295d607 DV |
1548 | #define drm_for_each_plane(plane, dev) \ |
1549 | list_for_each_entry(plane, &(dev)->mode_config.plane_list, head) | |
1550 | ||
1551 | #define drm_for_each_crtc(crtc, dev) \ | |
1552 | list_for_each_entry(crtc, &(dev)->mode_config.crtc_list, head) | |
1553 | ||
7a3f3d66 DV |
1554 | static inline void |
1555 | assert_drm_connector_list_read_locked(struct drm_mode_config *mode_config) | |
1556 | { | |
cff20ba2 DV |
1557 | /* |
1558 | * The connector hotadd/remove code currently grabs both locks when | |
1559 | * updating lists. Hence readers need only hold either of them to be | |
1560 | * safe and the check amounts to | |
1561 | * | |
1562 | * WARN_ON(not_holding(A) && not_holding(B)). | |
1563 | */ | |
1564 | WARN_ON(!mutex_is_locked(&mode_config->mutex) && | |
1565 | !drm_modeset_is_locked(&mode_config->connection_mutex)); | |
7a3f3d66 DV |
1566 | } |
1567 | ||
6295d607 | 1568 | #define drm_for_each_connector(connector, dev) \ |
7a3f3d66 DV |
1569 | for (assert_drm_connector_list_read_locked(&(dev)->mode_config), \ |
1570 | connector = list_first_entry(&(dev)->mode_config.connector_list, \ | |
1571 | struct drm_connector, head); \ | |
1572 | &connector->head != (&(dev)->mode_config.connector_list); \ | |
1573 | connector = list_next_entry(connector, head)) | |
6295d607 DV |
1574 | |
1575 | #define drm_for_each_encoder(encoder, dev) \ | |
1576 | list_for_each_entry(encoder, &(dev)->mode_config.encoder_list, head) | |
1577 | ||
1578 | #define drm_for_each_fb(fb, dev) \ | |
4676ba0b DV |
1579 | for (WARN_ON(!mutex_is_locked(&(dev)->mode_config.fb_lock)), \ |
1580 | fb = list_first_entry(&(dev)->mode_config.fb_list, \ | |
1581 | struct drm_framebuffer, head); \ | |
1582 | &fb->head != (&(dev)->mode_config.fb_list); \ | |
1583 | fb = list_next_entry(fb, head)) | |
6295d607 | 1584 | |
f453ba04 | 1585 | #endif /* __DRM_CRTC_H__ */ |