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Dave Airlief453ba02008-11-07 14:05:41 -08001/*
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>
32
33#include <linux/fb.h>
34
35struct drm_device;
36struct drm_mode_set;
37struct drm_framebuffer;
38
39
40#define DRM_MODE_OBJECT_CRTC 0xcccccccc
41#define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0
42#define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0
43#define DRM_MODE_OBJECT_MODE 0xdededede
44#define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0
45#define DRM_MODE_OBJECT_FB 0xfbfbfbfb
46#define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb
47
48struct drm_mode_object {
49 uint32_t id;
50 uint32_t type;
51};
52
53/*
54 * Note on terminology: here, for brevity and convenience, we refer to connector
55 * control chips as 'CRTCs'. They can control any type of connector, VGA, LVDS,
56 * DVI, etc. And 'screen' refers to the whole of the visible display, which
57 * may span multiple monitors (and therefore multiple CRTC and connector
58 * structures).
59 */
60
61enum drm_mode_status {
62 MODE_OK = 0, /* Mode OK */
63 MODE_HSYNC, /* hsync out of range */
64 MODE_VSYNC, /* vsync out of range */
65 MODE_H_ILLEGAL, /* mode has illegal horizontal timings */
66 MODE_V_ILLEGAL, /* mode has illegal horizontal timings */
67 MODE_BAD_WIDTH, /* requires an unsupported linepitch */
68 MODE_NOMODE, /* no mode with a maching name */
69 MODE_NO_INTERLACE, /* interlaced mode not supported */
70 MODE_NO_DBLESCAN, /* doublescan mode not supported */
71 MODE_NO_VSCAN, /* multiscan mode not supported */
72 MODE_MEM, /* insufficient video memory */
73 MODE_VIRTUAL_X, /* mode width too large for specified virtual size */
74 MODE_VIRTUAL_Y, /* mode height too large for specified virtual size */
75 MODE_MEM_VIRT, /* insufficient video memory given virtual size */
76 MODE_NOCLOCK, /* no fixed clock available */
77 MODE_CLOCK_HIGH, /* clock required is too high */
78 MODE_CLOCK_LOW, /* clock required is too low */
79 MODE_CLOCK_RANGE, /* clock/mode isn't in a ClockRange */
80 MODE_BAD_HVALUE, /* horizontal timing was out of range */
81 MODE_BAD_VVALUE, /* vertical timing was out of range */
82 MODE_BAD_VSCAN, /* VScan value out of range */
83 MODE_HSYNC_NARROW, /* horizontal sync too narrow */
84 MODE_HSYNC_WIDE, /* horizontal sync too wide */
85 MODE_HBLANK_NARROW, /* horizontal blanking too narrow */
86 MODE_HBLANK_WIDE, /* horizontal blanking too wide */
87 MODE_VSYNC_NARROW, /* vertical sync too narrow */
88 MODE_VSYNC_WIDE, /* vertical sync too wide */
89 MODE_VBLANK_NARROW, /* vertical blanking too narrow */
90 MODE_VBLANK_WIDE, /* vertical blanking too wide */
91 MODE_PANEL, /* exceeds panel dimensions */
92 MODE_INTERLACE_WIDTH, /* width too large for interlaced mode */
93 MODE_ONE_WIDTH, /* only one width is supported */
94 MODE_ONE_HEIGHT, /* only one height is supported */
95 MODE_ONE_SIZE, /* only one resolution is supported */
96 MODE_NO_REDUCED, /* monitor doesn't accept reduced blanking */
97 MODE_UNVERIFIED = -3, /* mode needs to reverified */
98 MODE_BAD = -2, /* unspecified reason */
99 MODE_ERROR = -1 /* error condition */
100};
101
102#define DRM_MODE_TYPE_CLOCK_CRTC_C (DRM_MODE_TYPE_CLOCK_C | \
103 DRM_MODE_TYPE_CRTC_C)
104
105#define DRM_MODE(nm, t, c, hd, hss, hse, ht, hsk, vd, vss, vse, vt, vs, f) \
106 .name = nm, .status = 0, .type = (t), .clock = (c), \
107 .hdisplay = (hd), .hsync_start = (hss), .hsync_end = (hse), \
108 .htotal = (ht), .hskew = (hsk), .vdisplay = (vd), \
109 .vsync_start = (vss), .vsync_end = (vse), .vtotal = (vt), \
110 .vscan = (vs), .flags = (f), .vrefresh = 0
111
112#define CRTC_INTERLACE_HALVE_V 0x1 /* halve V values for interlacing */
113
114struct drm_display_mode {
115 /* Header */
116 struct list_head head;
117 struct drm_mode_object base;
118
119 char name[DRM_DISPLAY_MODE_LEN];
120
121 int connector_count;
122 enum drm_mode_status status;
123 int type;
124
125 /* Proposed mode values */
Adam Jackson7ac96a92009-12-03 17:44:37 -0500126 int clock; /* in kHz */
Dave Airlief453ba02008-11-07 14:05:41 -0800127 int hdisplay;
128 int hsync_start;
129 int hsync_end;
130 int htotal;
131 int hskew;
132 int vdisplay;
133 int vsync_start;
134 int vsync_end;
135 int vtotal;
136 int vscan;
137 unsigned int flags;
138
139 /* Addressable image size (may be 0 for projectors, etc.) */
140 int width_mm;
141 int height_mm;
142
143 /* Actual mode we give to hw */
144 int clock_index;
145 int synth_clock;
146 int crtc_hdisplay;
147 int crtc_hblank_start;
148 int crtc_hblank_end;
149 int crtc_hsync_start;
150 int crtc_hsync_end;
151 int crtc_htotal;
152 int crtc_hskew;
153 int crtc_vdisplay;
154 int crtc_vblank_start;
155 int crtc_vblank_end;
156 int crtc_vsync_start;
157 int crtc_vsync_end;
158 int crtc_vtotal;
159 int crtc_hadjusted;
160 int crtc_vadjusted;
161
162 /* Driver private mode info */
163 int private_size;
164 int *private;
165 int private_flags;
166
Adam Jackson7ac96a92009-12-03 17:44:37 -0500167 int vrefresh; /* in Hz */
168 int hsync; /* in kHz */
Dave Airlief453ba02008-11-07 14:05:41 -0800169};
170
171enum drm_connector_status {
172 connector_status_connected = 1,
173 connector_status_disconnected = 2,
174 connector_status_unknown = 3,
175};
176
177enum subpixel_order {
178 SubPixelUnknown = 0,
179 SubPixelHorizontalRGB,
180 SubPixelHorizontalBGR,
181 SubPixelVerticalRGB,
182 SubPixelVerticalBGR,
183 SubPixelNone,
184};
185
186
187/*
188 * Describes a given display (e.g. CRT or flat panel) and its limitations.
189 */
190struct drm_display_info {
191 char name[DRM_DISPLAY_INFO_LEN];
Adam Jacksonfb439642010-08-03 14:38:16 -0400192
Dave Airlief453ba02008-11-07 14:05:41 -0800193 /* Physical size */
194 unsigned int width_mm;
195 unsigned int height_mm;
196
Dave Airlief453ba02008-11-07 14:05:41 -0800197 /* Clock limits FIXME: storage format */
198 unsigned int min_vfreq, max_vfreq;
199 unsigned int min_hfreq, max_hfreq;
200 unsigned int pixel_clock;
201
Dave Airlief453ba02008-11-07 14:05:41 -0800202 enum subpixel_order subpixel_order;
203
204 char *raw_edid; /* if any */
205};
206
207struct drm_framebuffer_funcs {
208 void (*destroy)(struct drm_framebuffer *framebuffer);
209 int (*create_handle)(struct drm_framebuffer *fb,
210 struct drm_file *file_priv,
211 unsigned int *handle);
Jakob Bornecrantz884840a2009-12-03 23:25:47 +0000212 /**
213 * Optinal callback for the dirty fb ioctl.
214 *
215 * Userspace can notify the driver via this callback
216 * that a area of the framebuffer has changed and should
217 * be flushed to the display hardware.
218 *
219 * See documentation in drm_mode.h for the struct
220 * drm_mode_fb_dirty_cmd for more information as all
221 * the semantics and arguments have a one to one mapping
222 * on this function.
223 */
Thomas Hellstrom02b00162010-10-05 12:43:02 +0200224 int (*dirty)(struct drm_framebuffer *framebuffer,
225 struct drm_file *file_priv, unsigned flags,
Jakob Bornecrantz884840a2009-12-03 23:25:47 +0000226 unsigned color, struct drm_clip_rect *clips,
227 unsigned num_clips);
Dave Airlief453ba02008-11-07 14:05:41 -0800228};
229
230struct drm_framebuffer {
231 struct drm_device *dev;
232 struct list_head head;
233 struct drm_mode_object base;
234 const struct drm_framebuffer_funcs *funcs;
235 unsigned int pitch;
236 unsigned int width;
237 unsigned int height;
238 /* depth can be 15 or 16 */
239 unsigned int depth;
240 int bits_per_pixel;
241 int flags;
Dave Airlief453ba02008-11-07 14:05:41 -0800242 struct list_head filp_head;
Dave Airlie785b93e2009-08-28 15:46:53 +1000243 /* if you are using the helper */
244 void *helper_private;
Dave Airlief453ba02008-11-07 14:05:41 -0800245};
246
247struct drm_property_blob {
248 struct drm_mode_object base;
249 struct list_head head;
250 unsigned int length;
251 void *data;
252};
253
254struct drm_property_enum {
255 uint64_t value;
256 struct list_head head;
257 char name[DRM_PROP_NAME_LEN];
258};
259
260struct drm_property {
261 struct list_head head;
262 struct drm_mode_object base;
263 uint32_t flags;
264 char name[DRM_PROP_NAME_LEN];
265 uint32_t num_values;
266 uint64_t *values;
267
268 struct list_head enum_blob_list;
269};
270
271struct drm_crtc;
272struct drm_connector;
273struct drm_encoder;
Kristian Høgsbergd91d8a32009-11-17 12:43:55 -0500274struct drm_pending_vblank_event;
Dave Airlief453ba02008-11-07 14:05:41 -0800275
276/**
277 * drm_crtc_funcs - control CRTCs for a given device
278 * @dpms: control display power levels
279 * @save: save CRTC state
280 * @resore: restore CRTC state
281 * @lock: lock the CRTC
282 * @unlock: unlock the CRTC
283 * @shadow_allocate: allocate shadow pixmap
284 * @shadow_create: create shadow pixmap for rotation support
285 * @shadow_destroy: free shadow pixmap
286 * @mode_fixup: fixup proposed mode
287 * @mode_set: set the desired mode on the CRTC
288 * @gamma_set: specify color ramp for CRTC
289 * @destroy: deinit and free object.
290 *
291 * The drm_crtc_funcs structure is the central CRTC management structure
292 * in the DRM. Each CRTC controls one or more connectors (note that the name
293 * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc.
294 * connectors, not just CRTs).
295 *
296 * Each driver is responsible for filling out this structure at startup time,
297 * in addition to providing other modesetting features, like i2c and DDC
298 * bus accessors.
299 */
300struct drm_crtc_funcs {
301 /* Save CRTC state */
302 void (*save)(struct drm_crtc *crtc); /* suspend? */
303 /* Restore CRTC state */
304 void (*restore)(struct drm_crtc *crtc); /* resume? */
305
306 /* cursor controls */
307 int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv,
308 uint32_t handle, uint32_t width, uint32_t height);
309 int (*cursor_move)(struct drm_crtc *crtc, int x, int y);
310
311 /* Set gamma on the CRTC */
312 void (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b,
James Simmons72034252010-08-03 01:33:19 +0100313 uint32_t start, uint32_t size);
Dave Airlief453ba02008-11-07 14:05:41 -0800314 /* Object destroy routine */
315 void (*destroy)(struct drm_crtc *crtc);
316
317 int (*set_config)(struct drm_mode_set *set);
Kristian Høgsbergd91d8a32009-11-17 12:43:55 -0500318
319 /*
320 * Flip to the given framebuffer. This implements the page
321 * flip ioctl descibed in drm_mode.h, specifically, the
322 * implementation must return immediately and block all
323 * rendering to the current fb until the flip has completed.
324 * If userspace set the event flag in the ioctl, the event
325 * argument will point to an event to send back when the flip
326 * completes, otherwise it will be NULL.
327 */
328 int (*page_flip)(struct drm_crtc *crtc,
329 struct drm_framebuffer *fb,
330 struct drm_pending_vblank_event *event);
Dave Airlief453ba02008-11-07 14:05:41 -0800331};
332
333/**
334 * drm_crtc - central CRTC control structure
335 * @enabled: is this CRTC enabled?
336 * @x: x position on screen
337 * @y: y position on screen
Dave Airlief453ba02008-11-07 14:05:41 -0800338 * @funcs: CRTC control functions
339 *
340 * Each CRTC may have one or more connectors associated with it. This structure
341 * allows the CRTC to be controlled.
342 */
343struct drm_crtc {
344 struct drm_device *dev;
345 struct list_head head;
346
347 struct drm_mode_object base;
348
349 /* framebuffer the connector is currently bound to */
350 struct drm_framebuffer *fb;
351
352 bool enabled;
353
354 struct drm_display_mode mode;
355
356 int x, y;
Dave Airlief453ba02008-11-07 14:05:41 -0800357 const struct drm_crtc_funcs *funcs;
358
359 /* CRTC gamma size for reporting to userspace */
360 uint32_t gamma_size;
361 uint16_t *gamma_store;
362
363 /* if you are using the helper */
364 void *helper_private;
365};
366
367
368/**
369 * drm_connector_funcs - control connectors on a given device
370 * @dpms: set power state (see drm_crtc_funcs above)
371 * @save: save connector state
372 * @restore: restore connector state
373 * @mode_valid: is this mode valid on the given connector?
374 * @mode_fixup: try to fixup proposed mode for this connector
375 * @mode_set: set this mode
376 * @detect: is this connector active?
377 * @get_modes: get mode list for this connector
378 * @set_property: property for this connector may need update
379 * @destroy: make object go away
Dave Airlied50ba252009-09-23 14:44:08 +1000380 * @force: notify the driver the connector is forced on
Dave Airlief453ba02008-11-07 14:05:41 -0800381 *
382 * Each CRTC may have one or more connectors attached to it. The functions
383 * below allow the core DRM code to control connectors, enumerate available modes,
384 * etc.
385 */
386struct drm_connector_funcs {
387 void (*dpms)(struct drm_connector *connector, int mode);
388 void (*save)(struct drm_connector *connector);
389 void (*restore)(struct drm_connector *connector);
Chris Wilson930a9e22010-09-14 11:07:23 +0100390
391 /* Check to see if anything is attached to the connector.
392 * @force is set to false whilst polling, true when checking the
393 * connector due to user request. @force can be used by the driver
394 * to avoid expensive, destructive operations during automated
395 * probing.
396 */
Chris Wilson7b334fc2010-09-09 23:51:02 +0100397 enum drm_connector_status (*detect)(struct drm_connector *connector,
Chris Wilson930a9e22010-09-14 11:07:23 +0100398 bool force);
Jesse Barnes40a518d2009-01-12 12:05:32 -0800399 int (*fill_modes)(struct drm_connector *connector, uint32_t max_width, uint32_t max_height);
Dave Airlief453ba02008-11-07 14:05:41 -0800400 int (*set_property)(struct drm_connector *connector, struct drm_property *property,
401 uint64_t val);
402 void (*destroy)(struct drm_connector *connector);
Dave Airlied50ba252009-09-23 14:44:08 +1000403 void (*force)(struct drm_connector *connector);
Dave Airlief453ba02008-11-07 14:05:41 -0800404};
405
406struct drm_encoder_funcs {
407 void (*destroy)(struct drm_encoder *encoder);
408};
409
410#define DRM_CONNECTOR_MAX_UMODES 16
411#define DRM_CONNECTOR_MAX_PROPERTY 16
412#define DRM_CONNECTOR_LEN 32
413#define DRM_CONNECTOR_MAX_ENCODER 2
414
415/**
416 * drm_encoder - central DRM encoder structure
417 */
418struct drm_encoder {
419 struct drm_device *dev;
420 struct list_head head;
421
422 struct drm_mode_object base;
423 int encoder_type;
424 uint32_t possible_crtcs;
425 uint32_t possible_clones;
426
427 struct drm_crtc *crtc;
428 const struct drm_encoder_funcs *funcs;
429 void *helper_private;
430};
431
Dave Airlied50ba252009-09-23 14:44:08 +1000432enum drm_connector_force {
433 DRM_FORCE_UNSPECIFIED,
434 DRM_FORCE_OFF,
435 DRM_FORCE_ON, /* force on analog part normally */
436 DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */
437};
438
Dave Airlieeb1f8e42010-05-07 06:42:51 +0000439/* should we poll this connector for connects and disconnects */
440/* hot plug detectable */
441#define DRM_CONNECTOR_POLL_HPD (1 << 0)
442/* poll for connections */
443#define DRM_CONNECTOR_POLL_CONNECT (1 << 1)
444/* can cleanly poll for disconnections without flickering the screen */
445/* DACs should rarely do this without a lot of testing */
446#define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2)
447
Dave Airlief453ba02008-11-07 14:05:41 -0800448/**
449 * drm_connector - central DRM connector control structure
450 * @crtc: CRTC this connector is currently connected to, NULL if none
451 * @interlace_allowed: can this connector handle interlaced modes?
452 * @doublescan_allowed: can this connector handle doublescan?
453 * @available_modes: modes available on this connector (from get_modes() + user)
454 * @initial_x: initial x position for this connector
455 * @initial_y: initial y position for this connector
456 * @status: connector connected?
457 * @funcs: connector control functions
458 *
459 * Each connector may be connected to one or more CRTCs, or may be clonable by
460 * another connector if they can share a CRTC. Each connector also has a specific
461 * position in the broader display (referred to as a 'screen' though it could
462 * span multiple monitors).
463 */
464struct drm_connector {
465 struct drm_device *dev;
466 struct device kdev;
467 struct device_attribute *attr;
468 struct list_head head;
469
470 struct drm_mode_object base;
471
472 int connector_type;
473 int connector_type_id;
474 bool interlace_allowed;
475 bool doublescan_allowed;
476 struct list_head modes; /* list of modes on this connector */
477
478 int initial_x, initial_y;
479 enum drm_connector_status status;
480
481 /* these are modes added by probing with DDC or the BIOS */
482 struct list_head probed_modes;
483
484 struct drm_display_info display_info;
485 const struct drm_connector_funcs *funcs;
486
487 struct list_head user_modes;
488 struct drm_property_blob *edid_blob_ptr;
489 u32 property_ids[DRM_CONNECTOR_MAX_PROPERTY];
490 uint64_t property_values[DRM_CONNECTOR_MAX_PROPERTY];
491
Dave Airlieeb1f8e42010-05-07 06:42:51 +0000492 uint8_t polled; /* DRM_CONNECTOR_POLL_* */
493
Keith Packardc9fb15f2009-05-30 20:42:28 -0700494 /* requested DPMS state */
495 int dpms;
496
Dave Airlief453ba02008-11-07 14:05:41 -0800497 void *helper_private;
498
Dave Airlied50ba252009-09-23 14:44:08 +1000499 /* forced on connector */
500 enum drm_connector_force force;
Dave Airlief453ba02008-11-07 14:05:41 -0800501 uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER];
502 uint32_t force_encoder_id;
503 struct drm_encoder *encoder; /* currently active encoder */
504};
505
506/**
507 * struct drm_mode_set
508 *
509 * Represents a single crtc the connectors that it drives with what mode
510 * and from which framebuffer it scans out from.
511 *
512 * This is used to set modes.
513 */
514struct drm_mode_set {
515 struct list_head head;
516
517 struct drm_framebuffer *fb;
518 struct drm_crtc *crtc;
519 struct drm_display_mode *mode;
520
521 uint32_t x;
522 uint32_t y;
523
524 struct drm_connector **connectors;
525 size_t num_connectors;
526};
527
528/**
529 * struct drm_mode_config_funcs - configure CRTCs for a given screen layout
Dave Airlief453ba02008-11-07 14:05:41 -0800530 */
531struct drm_mode_config_funcs {
Dave Airlief453ba02008-11-07 14:05:41 -0800532 struct drm_framebuffer *(*fb_create)(struct drm_device *dev, struct drm_file *file_priv, struct drm_mode_fb_cmd *mode_cmd);
Dave Airlieeb1f8e42010-05-07 06:42:51 +0000533 void (*output_poll_changed)(struct drm_device *dev);
Dave Airlief453ba02008-11-07 14:05:41 -0800534};
535
536struct drm_mode_group {
537 uint32_t num_crtcs;
538 uint32_t num_encoders;
539 uint32_t num_connectors;
540
541 /* list of object IDs for this group */
542 uint32_t *id_list;
543};
544
545/**
546 * drm_mode_config - Mode configuration control structure
547 *
548 */
549struct drm_mode_config {
Jesse Barnesad2563c2009-01-19 17:21:45 +1000550 struct mutex mutex; /* protects configuration (mode lists etc.) */
551 struct mutex idr_mutex; /* for IDR management */
Dave Airlief453ba02008-11-07 14:05:41 -0800552 struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */
553 /* this is limited to one for now */
554 int num_fb;
555 struct list_head fb_list;
556 int num_connector;
557 struct list_head connector_list;
558 int num_encoder;
559 struct list_head encoder_list;
560
561 int num_crtc;
562 struct list_head crtc_list;
563
564 struct list_head property_list;
565
Dave Airlief453ba02008-11-07 14:05:41 -0800566 int min_width, min_height;
567 int max_width, max_height;
568 struct drm_mode_config_funcs *funcs;
Benjamin Herrenschmidtd883f7f2009-02-02 16:55:45 +1100569 resource_size_t fb_base;
Dave Airlief453ba02008-11-07 14:05:41 -0800570
Dave Airlieeb1f8e42010-05-07 06:42:51 +0000571 /* output poll support */
572 bool poll_enabled;
Tejun Heo991ea752010-07-20 22:09:02 +0200573 struct delayed_work output_poll_work;
Dave Airlieeb1f8e42010-05-07 06:42:51 +0000574
Dave Airlief453ba02008-11-07 14:05:41 -0800575 /* pointers to standard properties */
576 struct list_head property_blob_list;
577 struct drm_property *edid_property;
578 struct drm_property *dpms_property;
579
580 /* DVI-I properties */
581 struct drm_property *dvi_i_subconnector_property;
582 struct drm_property *dvi_i_select_subconnector_property;
583
584 /* TV properties */
585 struct drm_property *tv_subconnector_property;
586 struct drm_property *tv_select_subconnector_property;
587 struct drm_property *tv_mode_property;
588 struct drm_property *tv_left_margin_property;
589 struct drm_property *tv_right_margin_property;
590 struct drm_property *tv_top_margin_property;
591 struct drm_property *tv_bottom_margin_property;
Francisco Jerezb6b79022009-08-02 04:19:20 +0200592 struct drm_property *tv_brightness_property;
593 struct drm_property *tv_contrast_property;
594 struct drm_property *tv_flicker_reduction_property;
Francisco Jereza75f0232009-08-12 02:30:10 +0200595 struct drm_property *tv_overscan_property;
596 struct drm_property *tv_saturation_property;
597 struct drm_property *tv_hue_property;
Dave Airlief453ba02008-11-07 14:05:41 -0800598
599 /* Optional properties */
600 struct drm_property *scaling_mode_property;
601 struct drm_property *dithering_mode_property;
Jakob Bornecrantz884840a2009-12-03 23:25:47 +0000602 struct drm_property *dirty_info_property;
Dave Airlief453ba02008-11-07 14:05:41 -0800603};
604
605#define obj_to_crtc(x) container_of(x, struct drm_crtc, base)
606#define obj_to_connector(x) container_of(x, struct drm_connector, base)
607#define obj_to_encoder(x) container_of(x, struct drm_encoder, base)
608#define obj_to_mode(x) container_of(x, struct drm_display_mode, base)
609#define obj_to_fb(x) container_of(x, struct drm_framebuffer, base)
610#define obj_to_property(x) container_of(x, struct drm_property, base)
611#define obj_to_blob(x) container_of(x, struct drm_property_blob, base)
612
613
614extern void drm_crtc_init(struct drm_device *dev,
615 struct drm_crtc *crtc,
616 const struct drm_crtc_funcs *funcs);
617extern void drm_crtc_cleanup(struct drm_crtc *crtc);
618
619extern void drm_connector_init(struct drm_device *dev,
620 struct drm_connector *connector,
621 const struct drm_connector_funcs *funcs,
622 int connector_type);
623
624extern void drm_connector_cleanup(struct drm_connector *connector);
625
626extern void drm_encoder_init(struct drm_device *dev,
627 struct drm_encoder *encoder,
628 const struct drm_encoder_funcs *funcs,
629 int encoder_type);
630
631extern void drm_encoder_cleanup(struct drm_encoder *encoder);
632
633extern char *drm_get_connector_name(struct drm_connector *connector);
634extern char *drm_get_dpms_name(int val);
635extern char *drm_get_dvi_i_subconnector_name(int val);
636extern char *drm_get_dvi_i_select_name(int val);
637extern char *drm_get_tv_subconnector_name(int val);
638extern char *drm_get_tv_select_name(int val);
Kristian Høgsbergea39f832009-02-12 14:37:56 -0500639extern void drm_fb_release(struct drm_file *file_priv);
Dave Airlief453ba02008-11-07 14:05:41 -0800640extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group);
641extern struct edid *drm_get_edid(struct drm_connector *connector,
642 struct i2c_adapter *adapter);
Dave Airlief453ba02008-11-07 14:05:41 -0800643extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid);
644extern void drm_mode_probed_add(struct drm_connector *connector, struct drm_display_mode *mode);
645extern void drm_mode_remove(struct drm_connector *connector, struct drm_display_mode *mode);
646extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev,
647 struct drm_display_mode *mode);
648extern void drm_mode_debug_printmodeline(struct drm_display_mode *mode);
649extern void drm_mode_config_init(struct drm_device *dev);
650extern void drm_mode_config_cleanup(struct drm_device *dev);
651extern void drm_mode_set_name(struct drm_display_mode *mode);
652extern bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2);
653extern int drm_mode_width(struct drm_display_mode *mode);
654extern int drm_mode_height(struct drm_display_mode *mode);
655
656/* for us by fb module */
657extern int drm_mode_attachmode_crtc(struct drm_device *dev,
658 struct drm_crtc *crtc,
659 struct drm_display_mode *mode);
660extern int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode);
661
662extern struct drm_display_mode *drm_mode_create(struct drm_device *dev);
663extern void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode);
664extern void drm_mode_list_concat(struct list_head *head,
665 struct list_head *new);
666extern void drm_mode_validate_size(struct drm_device *dev,
667 struct list_head *mode_list,
668 int maxX, int maxY, int maxPitch);
669extern void drm_mode_prune_invalid(struct drm_device *dev,
670 struct list_head *mode_list, bool verbose);
671extern void drm_mode_sort(struct list_head *mode_list);
Adam Jackson7ac96a92009-12-03 17:44:37 -0500672extern int drm_mode_hsync(struct drm_display_mode *mode);
Dave Airlief453ba02008-11-07 14:05:41 -0800673extern int drm_mode_vrefresh(struct drm_display_mode *mode);
674extern void drm_mode_set_crtcinfo(struct drm_display_mode *p,
675 int adjust_flags);
676extern void drm_mode_connector_list_update(struct drm_connector *connector);
677extern int drm_mode_connector_update_edid_property(struct drm_connector *connector,
678 struct edid *edid);
679extern int drm_connector_property_set_value(struct drm_connector *connector,
680 struct drm_property *property,
681 uint64_t value);
682extern int drm_connector_property_get_value(struct drm_connector *connector,
683 struct drm_property *property,
684 uint64_t *value);
685extern struct drm_display_mode *drm_crtc_mode_create(struct drm_device *dev);
686extern void drm_framebuffer_set_object(struct drm_device *dev,
687 unsigned long handle);
688extern int drm_framebuffer_init(struct drm_device *dev,
689 struct drm_framebuffer *fb,
690 const struct drm_framebuffer_funcs *funcs);
691extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb);
692extern int drmfb_probe(struct drm_device *dev, struct drm_crtc *crtc);
693extern int drmfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
694extern void drm_crtc_probe_connector_modes(struct drm_device *dev, int maxX, int maxY);
695extern bool drm_crtc_in_use(struct drm_crtc *crtc);
696
697extern int drm_connector_attach_property(struct drm_connector *connector,
698 struct drm_property *property, uint64_t init_val);
699extern struct drm_property *drm_property_create(struct drm_device *dev, int flags,
700 const char *name, int num_values);
701extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property);
702extern int drm_property_add_enum(struct drm_property *property, int index,
703 uint64_t value, const char *name);
704extern int drm_mode_create_dvi_i_properties(struct drm_device *dev);
705extern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats,
706 char *formats[]);
707extern int drm_mode_create_scaling_mode_property(struct drm_device *dev);
708extern int drm_mode_create_dithering_property(struct drm_device *dev);
Jakob Bornecrantz884840a2009-12-03 23:25:47 +0000709extern int drm_mode_create_dirty_info_property(struct drm_device *dev);
Dave Airlief453ba02008-11-07 14:05:41 -0800710extern char *drm_get_encoder_name(struct drm_encoder *encoder);
711
712extern int drm_mode_connector_attach_encoder(struct drm_connector *connector,
713 struct drm_encoder *encoder);
714extern void drm_mode_connector_detach_encoder(struct drm_connector *connector,
715 struct drm_encoder *encoder);
716extern bool drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc,
717 int gamma_size);
Daniel Vetter7a9c9062009-09-15 22:57:31 +0200718extern struct drm_mode_object *drm_mode_object_find(struct drm_device *dev,
719 uint32_t id, uint32_t type);
Dave Airlief453ba02008-11-07 14:05:41 -0800720/* IOCTLs */
721extern int drm_mode_getresources(struct drm_device *dev,
722 void *data, struct drm_file *file_priv);
723
724extern int drm_mode_getcrtc(struct drm_device *dev,
725 void *data, struct drm_file *file_priv);
726extern int drm_mode_getconnector(struct drm_device *dev,
727 void *data, struct drm_file *file_priv);
728extern int drm_mode_setcrtc(struct drm_device *dev,
729 void *data, struct drm_file *file_priv);
730extern int drm_mode_cursor_ioctl(struct drm_device *dev,
731 void *data, struct drm_file *file_priv);
732extern int drm_mode_addfb(struct drm_device *dev,
733 void *data, struct drm_file *file_priv);
734extern int drm_mode_rmfb(struct drm_device *dev,
735 void *data, struct drm_file *file_priv);
736extern int drm_mode_getfb(struct drm_device *dev,
737 void *data, struct drm_file *file_priv);
Jakob Bornecrantz884840a2009-12-03 23:25:47 +0000738extern int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
739 void *data, struct drm_file *file_priv);
Dave Airlief453ba02008-11-07 14:05:41 -0800740extern int drm_mode_addmode_ioctl(struct drm_device *dev,
741 void *data, struct drm_file *file_priv);
742extern int drm_mode_rmmode_ioctl(struct drm_device *dev,
743 void *data, struct drm_file *file_priv);
744extern int drm_mode_attachmode_ioctl(struct drm_device *dev,
745 void *data, struct drm_file *file_priv);
746extern int drm_mode_detachmode_ioctl(struct drm_device *dev,
747 void *data, struct drm_file *file_priv);
748
749extern int drm_mode_getproperty_ioctl(struct drm_device *dev,
750 void *data, struct drm_file *file_priv);
751extern int drm_mode_getblob_ioctl(struct drm_device *dev,
752 void *data, struct drm_file *file_priv);
753extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev,
754 void *data, struct drm_file *file_priv);
755extern int drm_mode_hotplug_ioctl(struct drm_device *dev,
756 void *data, struct drm_file *file_priv);
757extern int drm_mode_replacefb(struct drm_device *dev,
758 void *data, struct drm_file *file_priv);
759extern int drm_mode_getencoder(struct drm_device *dev,
760 void *data, struct drm_file *file_priv);
761extern int drm_mode_gamma_get_ioctl(struct drm_device *dev,
762 void *data, struct drm_file *file_priv);
763extern int drm_mode_gamma_set_ioctl(struct drm_device *dev,
764 void *data, struct drm_file *file_priv);
Ma Lingf23c20c2009-03-26 19:26:23 +0800765extern bool drm_detect_hdmi_monitor(struct edid *edid);
Kristian Høgsbergd91d8a32009-11-17 12:43:55 -0500766extern int drm_mode_page_flip_ioctl(struct drm_device *dev,
767 void *data, struct drm_file *file_priv);
Zhao Yakuid782c3f2009-06-22 13:17:08 +0800768extern struct drm_display_mode *drm_cvt_mode(struct drm_device *dev,
769 int hdisplay, int vdisplay, int vrefresh,
Dave Airlied50ba252009-09-23 14:44:08 +1000770 bool reduced, bool interlaced, bool margins);
Zhao Yakui26bbdad2009-06-22 13:17:09 +0800771extern struct drm_display_mode *drm_gtf_mode(struct drm_device *dev,
772 int hdisplay, int vdisplay, int vrefresh,
773 bool interlaced, int margins);
Adam Jackson7a374352010-03-29 21:43:30 +0000774extern struct drm_display_mode *drm_gtf_mode_complex(struct drm_device *dev,
775 int hdisplay, int vdisplay, int vrefresh,
776 bool interlaced, int margins, int GTF_M,
777 int GTF_2C, int GTF_K, int GTF_2J);
Zhao Yakuif0fda0a2009-09-03 09:33:48 +0800778extern int drm_add_modes_noedid(struct drm_connector *connector,
779 int hdisplay, int vdisplay);
Alex Deucher3c537882010-02-05 04:21:19 -0500780
781extern bool drm_edid_is_valid(struct edid *edid);
Dave Airlie1d42bbc2010-05-07 05:02:30 +0000782struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev,
783 int hsize, int vsize, int fresh);
Dave Airlief453ba02008-11-07 14:05:41 -0800784#endif /* __DRM_CRTC_H__ */