2 * Copyright © 2006 Keith Packard
3 * Copyright © 2007-2008 Dave Airlie
4 * Copyright © 2007-2008 Intel Corporation
5 * Jesse Barnes <jesse.barnes@intel.com>
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:
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
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.
25 #ifndef __DRM_CRTC_H__
26 #define __DRM_CRTC_H__
28 #include <linux/i2c.h>
29 #include <linux/spinlock.h>
30 #include <linux/types.h>
31 #include <linux/idr.h>
37 struct drm_framebuffer
;
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
48 struct drm_mode_object
{
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
61 enum 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 */
102 #define DRM_MODE_TYPE_CLOCK_CRTC_C (DRM_MODE_TYPE_CLOCK_C | \
103 DRM_MODE_TYPE_CRTC_C)
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
112 #define CRTC_INTERLACE_HALVE_V 0x1 /* halve V values for interlacing */
114 struct drm_display_mode
{
116 struct list_head head
;
117 struct drm_mode_object base
;
119 char name
[DRM_DISPLAY_MODE_LEN
];
122 enum drm_mode_status status
;
125 /* Proposed mode values */
126 int clock
; /* in kHz */
139 /* Addressable image size (may be 0 for projectors, etc.) */
143 /* Actual mode we give to hw */
147 int crtc_hblank_start
;
149 int crtc_hsync_start
;
154 int crtc_vblank_start
;
156 int crtc_vsync_start
;
162 /* Driver private mode info */
167 int vrefresh
; /* in Hz */
168 int hsync
; /* in kHz */
171 enum drm_connector_status
{
172 connector_status_connected
= 1,
173 connector_status_disconnected
= 2,
174 connector_status_unknown
= 3,
177 enum subpixel_order
{
179 SubPixelHorizontalRGB
,
180 SubPixelHorizontalBGR
,
188 * Describes a given display (e.g. CRT or flat panel) and its limitations.
190 struct drm_display_info
{
191 char name
[DRM_DISPLAY_INFO_LEN
];
194 unsigned int width_mm
;
195 unsigned int height_mm
;
197 /* Clock limits FIXME: storage format */
198 unsigned int min_vfreq
, max_vfreq
;
199 unsigned int min_hfreq
, max_hfreq
;
200 unsigned int pixel_clock
;
202 enum subpixel_order subpixel_order
;
204 char *raw_edid
; /* if any */
207 struct 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
);
213 * Optinal callback for the dirty fb ioctl.
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.
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
224 int (*dirty
)(struct drm_framebuffer
*framebuffer
,
225 struct drm_file
*file_priv
, unsigned flags
,
226 unsigned color
, struct drm_clip_rect
*clips
,
230 struct 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
;
238 /* depth can be 15 or 16 */
242 struct list_head filp_head
;
243 /* if you are using the helper */
244 void *helper_private
;
247 struct drm_property_blob
{
248 struct drm_mode_object base
;
249 struct list_head head
;
254 struct drm_property_enum
{
256 struct list_head head
;
257 char name
[DRM_PROP_NAME_LEN
];
260 struct drm_property
{
261 struct list_head head
;
262 struct drm_mode_object base
;
264 char name
[DRM_PROP_NAME_LEN
];
268 struct list_head enum_blob_list
;
272 struct drm_connector
;
274 struct drm_pending_vblank_event
;
277 * drm_crtc_funcs - control CRTCs for a given device
278 * @reset: reset CRTC after state has been invalidate (e.g. resume)
279 * @dpms: control display power levels
280 * @save: save CRTC state
281 * @resore: restore CRTC state
282 * @lock: lock the CRTC
283 * @unlock: unlock the CRTC
284 * @shadow_allocate: allocate shadow pixmap
285 * @shadow_create: create shadow pixmap for rotation support
286 * @shadow_destroy: free shadow pixmap
287 * @mode_fixup: fixup proposed mode
288 * @mode_set: set the desired mode on the CRTC
289 * @gamma_set: specify color ramp for CRTC
290 * @destroy: deinit and free object.
292 * The drm_crtc_funcs structure is the central CRTC management structure
293 * in the DRM. Each CRTC controls one or more connectors (note that the name
294 * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc.
295 * connectors, not just CRTs).
297 * Each driver is responsible for filling out this structure at startup time,
298 * in addition to providing other modesetting features, like i2c and DDC
301 struct drm_crtc_funcs
{
302 /* Save CRTC state */
303 void (*save
)(struct drm_crtc
*crtc
); /* suspend? */
304 /* Restore CRTC state */
305 void (*restore
)(struct drm_crtc
*crtc
); /* resume? */
306 /* Reset CRTC state */
307 void (*reset
)(struct drm_crtc
*crtc
);
309 /* cursor controls */
310 int (*cursor_set
)(struct drm_crtc
*crtc
, struct drm_file
*file_priv
,
311 uint32_t handle
, uint32_t width
, uint32_t height
);
312 int (*cursor_move
)(struct drm_crtc
*crtc
, int x
, int y
);
314 /* Set gamma on the CRTC */
315 void (*gamma_set
)(struct drm_crtc
*crtc
, u16
*r
, u16
*g
, u16
*b
,
316 uint32_t start
, uint32_t size
);
317 /* Object destroy routine */
318 void (*destroy
)(struct drm_crtc
*crtc
);
320 int (*set_config
)(struct drm_mode_set
*set
);
323 * Flip to the given framebuffer. This implements the page
324 * flip ioctl descibed in drm_mode.h, specifically, the
325 * implementation must return immediately and block all
326 * rendering to the current fb until the flip has completed.
327 * If userspace set the event flag in the ioctl, the event
328 * argument will point to an event to send back when the flip
329 * completes, otherwise it will be NULL.
331 int (*page_flip
)(struct drm_crtc
*crtc
,
332 struct drm_framebuffer
*fb
,
333 struct drm_pending_vblank_event
*event
);
337 * drm_crtc - central CRTC control structure
338 * @enabled: is this CRTC enabled?
339 * @x: x position on screen
340 * @y: y position on screen
341 * @funcs: CRTC control functions
343 * Each CRTC may have one or more connectors associated with it. This structure
344 * allows the CRTC to be controlled.
347 struct drm_device
*dev
;
348 struct list_head head
;
350 struct drm_mode_object base
;
352 /* framebuffer the connector is currently bound to */
353 struct drm_framebuffer
*fb
;
357 /* Requested mode from modesetting. */
358 struct drm_display_mode mode
;
360 /* Programmed mode in hw, after adjustments for encoders,
361 * crtc, panel scaling etc. Needed for timestamping etc.
363 struct drm_display_mode hwmode
;
366 const struct drm_crtc_funcs
*funcs
;
368 /* CRTC gamma size for reporting to userspace */
370 uint16_t *gamma_store
;
372 /* Constants needed for precise vblank and swap timestamping. */
373 s64 framedur_ns
, linedur_ns
, pixeldur_ns
;
375 /* if you are using the helper */
376 void *helper_private
;
381 * drm_connector_funcs - control connectors on a given device
382 * @dpms: set power state (see drm_crtc_funcs above)
383 * @save: save connector state
384 * @restore: restore connector state
385 * @reset: reset connector after state has been invalidate (e.g. resume)
386 * @mode_valid: is this mode valid on the given connector?
387 * @mode_fixup: try to fixup proposed mode for this connector
388 * @mode_set: set this mode
389 * @detect: is this connector active?
390 * @get_modes: get mode list for this connector
391 * @set_property: property for this connector may need update
392 * @destroy: make object go away
393 * @force: notify the driver the connector is forced on
395 * Each CRTC may have one or more connectors attached to it. The functions
396 * below allow the core DRM code to control connectors, enumerate available modes,
399 struct drm_connector_funcs
{
400 void (*dpms
)(struct drm_connector
*connector
, int mode
);
401 void (*save
)(struct drm_connector
*connector
);
402 void (*restore
)(struct drm_connector
*connector
);
403 void (*reset
)(struct drm_connector
*connector
);
405 /* Check to see if anything is attached to the connector.
406 * @force is set to false whilst polling, true when checking the
407 * connector due to user request. @force can be used by the driver
408 * to avoid expensive, destructive operations during automated
411 enum drm_connector_status (*detect
)(struct drm_connector
*connector
,
413 int (*fill_modes
)(struct drm_connector
*connector
, uint32_t max_width
, uint32_t max_height
);
414 int (*set_property
)(struct drm_connector
*connector
, struct drm_property
*property
,
416 void (*destroy
)(struct drm_connector
*connector
);
417 void (*force
)(struct drm_connector
*connector
);
420 struct drm_encoder_funcs
{
421 void (*reset
)(struct drm_encoder
*encoder
);
422 void (*destroy
)(struct drm_encoder
*encoder
);
425 #define DRM_CONNECTOR_MAX_UMODES 16
426 #define DRM_CONNECTOR_MAX_PROPERTY 16
427 #define DRM_CONNECTOR_LEN 32
428 #define DRM_CONNECTOR_MAX_ENCODER 2
431 * drm_encoder - central DRM encoder structure
434 struct drm_device
*dev
;
435 struct list_head head
;
437 struct drm_mode_object base
;
439 uint32_t possible_crtcs
;
440 uint32_t possible_clones
;
442 struct drm_crtc
*crtc
;
443 const struct drm_encoder_funcs
*funcs
;
444 void *helper_private
;
447 enum drm_connector_force
{
448 DRM_FORCE_UNSPECIFIED
,
450 DRM_FORCE_ON
, /* force on analog part normally */
451 DRM_FORCE_ON_DIGITAL
, /* for DVI-I use digital connector */
454 /* should we poll this connector for connects and disconnects */
455 /* hot plug detectable */
456 #define DRM_CONNECTOR_POLL_HPD (1 << 0)
457 /* poll for connections */
458 #define DRM_CONNECTOR_POLL_CONNECT (1 << 1)
459 /* can cleanly poll for disconnections without flickering the screen */
460 /* DACs should rarely do this without a lot of testing */
461 #define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2)
464 * drm_connector - central DRM connector control structure
465 * @crtc: CRTC this connector is currently connected to, NULL if none
466 * @interlace_allowed: can this connector handle interlaced modes?
467 * @doublescan_allowed: can this connector handle doublescan?
468 * @available_modes: modes available on this connector (from get_modes() + user)
469 * @initial_x: initial x position for this connector
470 * @initial_y: initial y position for this connector
471 * @status: connector connected?
472 * @funcs: connector control functions
474 * Each connector may be connected to one or more CRTCs, or may be clonable by
475 * another connector if they can share a CRTC. Each connector also has a specific
476 * position in the broader display (referred to as a 'screen' though it could
477 * span multiple monitors).
479 struct drm_connector
{
480 struct drm_device
*dev
;
482 struct device_attribute
*attr
;
483 struct list_head head
;
485 struct drm_mode_object base
;
488 int connector_type_id
;
489 bool interlace_allowed
;
490 bool doublescan_allowed
;
491 struct list_head modes
; /* list of modes on this connector */
493 int initial_x
, initial_y
;
494 enum drm_connector_status status
;
496 /* these are modes added by probing with DDC or the BIOS */
497 struct list_head probed_modes
;
499 struct drm_display_info display_info
;
500 const struct drm_connector_funcs
*funcs
;
502 struct list_head user_modes
;
503 struct drm_property_blob
*edid_blob_ptr
;
504 u32 property_ids
[DRM_CONNECTOR_MAX_PROPERTY
];
505 uint64_t property_values
[DRM_CONNECTOR_MAX_PROPERTY
];
507 uint8_t polled
; /* DRM_CONNECTOR_POLL_* */
509 /* requested DPMS state */
512 void *helper_private
;
514 /* forced on connector */
515 enum drm_connector_force force
;
516 uint32_t encoder_ids
[DRM_CONNECTOR_MAX_ENCODER
];
517 uint32_t force_encoder_id
;
518 struct drm_encoder
*encoder
; /* currently active encoder */
522 * struct drm_mode_set
524 * Represents a single crtc the connectors that it drives with what mode
525 * and from which framebuffer it scans out from.
527 * This is used to set modes.
529 struct drm_mode_set
{
530 struct list_head head
;
532 struct drm_framebuffer
*fb
;
533 struct drm_crtc
*crtc
;
534 struct drm_display_mode
*mode
;
539 struct drm_connector
**connectors
;
540 size_t num_connectors
;
544 * struct drm_mode_config_funcs - configure CRTCs for a given screen layout
546 struct drm_mode_config_funcs
{
547 struct drm_framebuffer
*(*fb_create
)(struct drm_device
*dev
, struct drm_file
*file_priv
, struct drm_mode_fb_cmd
*mode_cmd
);
548 void (*output_poll_changed
)(struct drm_device
*dev
);
551 struct drm_mode_group
{
553 uint32_t num_encoders
;
554 uint32_t num_connectors
;
556 /* list of object IDs for this group */
561 * drm_mode_config - Mode configuration control structure
564 struct drm_mode_config
{
565 struct mutex mutex
; /* protects configuration (mode lists etc.) */
566 struct mutex idr_mutex
; /* for IDR management */
567 struct idr crtc_idr
; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */
568 /* this is limited to one for now */
570 struct list_head fb_list
;
572 struct list_head connector_list
;
574 struct list_head encoder_list
;
577 struct list_head crtc_list
;
579 struct list_head property_list
;
581 int min_width
, min_height
;
582 int max_width
, max_height
;
583 struct drm_mode_config_funcs
*funcs
;
584 resource_size_t fb_base
;
586 /* output poll support */
588 struct delayed_work output_poll_work
;
590 /* pointers to standard properties */
591 struct list_head property_blob_list
;
592 struct drm_property
*edid_property
;
593 struct drm_property
*dpms_property
;
595 /* DVI-I properties */
596 struct drm_property
*dvi_i_subconnector_property
;
597 struct drm_property
*dvi_i_select_subconnector_property
;
600 struct drm_property
*tv_subconnector_property
;
601 struct drm_property
*tv_select_subconnector_property
;
602 struct drm_property
*tv_mode_property
;
603 struct drm_property
*tv_left_margin_property
;
604 struct drm_property
*tv_right_margin_property
;
605 struct drm_property
*tv_top_margin_property
;
606 struct drm_property
*tv_bottom_margin_property
;
607 struct drm_property
*tv_brightness_property
;
608 struct drm_property
*tv_contrast_property
;
609 struct drm_property
*tv_flicker_reduction_property
;
610 struct drm_property
*tv_overscan_property
;
611 struct drm_property
*tv_saturation_property
;
612 struct drm_property
*tv_hue_property
;
614 /* Optional properties */
615 struct drm_property
*scaling_mode_property
;
616 struct drm_property
*dithering_mode_property
;
617 struct drm_property
*dirty_info_property
;
620 #define obj_to_crtc(x) container_of(x, struct drm_crtc, base)
621 #define obj_to_connector(x) container_of(x, struct drm_connector, base)
622 #define obj_to_encoder(x) container_of(x, struct drm_encoder, base)
623 #define obj_to_mode(x) container_of(x, struct drm_display_mode, base)
624 #define obj_to_fb(x) container_of(x, struct drm_framebuffer, base)
625 #define obj_to_property(x) container_of(x, struct drm_property, base)
626 #define obj_to_blob(x) container_of(x, struct drm_property_blob, base)
629 extern void drm_crtc_init(struct drm_device
*dev
,
630 struct drm_crtc
*crtc
,
631 const struct drm_crtc_funcs
*funcs
);
632 extern void drm_crtc_cleanup(struct drm_crtc
*crtc
);
634 extern void drm_connector_init(struct drm_device
*dev
,
635 struct drm_connector
*connector
,
636 const struct drm_connector_funcs
*funcs
,
639 extern void drm_connector_cleanup(struct drm_connector
*connector
);
641 extern void drm_encoder_init(struct drm_device
*dev
,
642 struct drm_encoder
*encoder
,
643 const struct drm_encoder_funcs
*funcs
,
646 extern void drm_encoder_cleanup(struct drm_encoder
*encoder
);
648 extern char *drm_get_connector_name(struct drm_connector
*connector
);
649 extern char *drm_get_dpms_name(int val
);
650 extern char *drm_get_dvi_i_subconnector_name(int val
);
651 extern char *drm_get_dvi_i_select_name(int val
);
652 extern char *drm_get_tv_subconnector_name(int val
);
653 extern char *drm_get_tv_select_name(int val
);
654 extern void drm_fb_release(struct drm_file
*file_priv
);
655 extern int drm_mode_group_init_legacy_group(struct drm_device
*dev
, struct drm_mode_group
*group
);
656 extern struct edid
*drm_get_edid(struct drm_connector
*connector
,
657 struct i2c_adapter
*adapter
);
658 extern int drm_add_edid_modes(struct drm_connector
*connector
, struct edid
*edid
);
659 extern void drm_mode_probed_add(struct drm_connector
*connector
, struct drm_display_mode
*mode
);
660 extern void drm_mode_remove(struct drm_connector
*connector
, struct drm_display_mode
*mode
);
661 extern struct drm_display_mode
*drm_mode_duplicate(struct drm_device
*dev
,
662 const struct drm_display_mode
*mode
);
663 extern void drm_mode_debug_printmodeline(struct drm_display_mode
*mode
);
664 extern void drm_mode_config_init(struct drm_device
*dev
);
665 extern void drm_mode_config_reset(struct drm_device
*dev
);
666 extern void drm_mode_config_cleanup(struct drm_device
*dev
);
667 extern void drm_mode_set_name(struct drm_display_mode
*mode
);
668 extern bool drm_mode_equal(struct drm_display_mode
*mode1
, struct drm_display_mode
*mode2
);
669 extern int drm_mode_width(struct drm_display_mode
*mode
);
670 extern int drm_mode_height(struct drm_display_mode
*mode
);
672 /* for us by fb module */
673 extern int drm_mode_attachmode_crtc(struct drm_device
*dev
,
674 struct drm_crtc
*crtc
,
675 struct drm_display_mode
*mode
);
676 extern int drm_mode_detachmode_crtc(struct drm_device
*dev
, struct drm_display_mode
*mode
);
678 extern struct drm_display_mode
*drm_mode_create(struct drm_device
*dev
);
679 extern void drm_mode_destroy(struct drm_device
*dev
, struct drm_display_mode
*mode
);
680 extern void drm_mode_list_concat(struct list_head
*head
,
681 struct list_head
*new);
682 extern void drm_mode_validate_size(struct drm_device
*dev
,
683 struct list_head
*mode_list
,
684 int maxX
, int maxY
, int maxPitch
);
685 extern void drm_mode_prune_invalid(struct drm_device
*dev
,
686 struct list_head
*mode_list
, bool verbose
);
687 extern void drm_mode_sort(struct list_head
*mode_list
);
688 extern int drm_mode_hsync(const struct drm_display_mode
*mode
);
689 extern int drm_mode_vrefresh(const struct drm_display_mode
*mode
);
690 extern void drm_mode_set_crtcinfo(struct drm_display_mode
*p
,
692 extern void drm_mode_connector_list_update(struct drm_connector
*connector
);
693 extern int drm_mode_connector_update_edid_property(struct drm_connector
*connector
,
695 extern int drm_connector_property_set_value(struct drm_connector
*connector
,
696 struct drm_property
*property
,
698 extern int drm_connector_property_get_value(struct drm_connector
*connector
,
699 struct drm_property
*property
,
701 extern struct drm_display_mode
*drm_crtc_mode_create(struct drm_device
*dev
);
702 extern void drm_framebuffer_set_object(struct drm_device
*dev
,
703 unsigned long handle
);
704 extern int drm_framebuffer_init(struct drm_device
*dev
,
705 struct drm_framebuffer
*fb
,
706 const struct drm_framebuffer_funcs
*funcs
);
707 extern void drm_framebuffer_cleanup(struct drm_framebuffer
*fb
);
708 extern int drmfb_probe(struct drm_device
*dev
, struct drm_crtc
*crtc
);
709 extern int drmfb_remove(struct drm_device
*dev
, struct drm_framebuffer
*fb
);
710 extern void drm_crtc_probe_connector_modes(struct drm_device
*dev
, int maxX
, int maxY
);
711 extern bool drm_crtc_in_use(struct drm_crtc
*crtc
);
713 extern int drm_connector_attach_property(struct drm_connector
*connector
,
714 struct drm_property
*property
, uint64_t init_val
);
715 extern struct drm_property
*drm_property_create(struct drm_device
*dev
, int flags
,
716 const char *name
, int num_values
);
717 extern void drm_property_destroy(struct drm_device
*dev
, struct drm_property
*property
);
718 extern int drm_property_add_enum(struct drm_property
*property
, int index
,
719 uint64_t value
, const char *name
);
720 extern int drm_mode_create_dvi_i_properties(struct drm_device
*dev
);
721 extern int drm_mode_create_tv_properties(struct drm_device
*dev
, int num_formats
,
723 extern int drm_mode_create_scaling_mode_property(struct drm_device
*dev
);
724 extern int drm_mode_create_dithering_property(struct drm_device
*dev
);
725 extern int drm_mode_create_dirty_info_property(struct drm_device
*dev
);
726 extern char *drm_get_encoder_name(struct drm_encoder
*encoder
);
728 extern int drm_mode_connector_attach_encoder(struct drm_connector
*connector
,
729 struct drm_encoder
*encoder
);
730 extern void drm_mode_connector_detach_encoder(struct drm_connector
*connector
,
731 struct drm_encoder
*encoder
);
732 extern bool drm_mode_crtc_set_gamma_size(struct drm_crtc
*crtc
,
734 extern struct drm_mode_object
*drm_mode_object_find(struct drm_device
*dev
,
735 uint32_t id
, uint32_t type
);
737 extern int drm_mode_getresources(struct drm_device
*dev
,
738 void *data
, struct drm_file
*file_priv
);
740 extern int drm_mode_getcrtc(struct drm_device
*dev
,
741 void *data
, struct drm_file
*file_priv
);
742 extern int drm_mode_getconnector(struct drm_device
*dev
,
743 void *data
, struct drm_file
*file_priv
);
744 extern int drm_mode_setcrtc(struct drm_device
*dev
,
745 void *data
, struct drm_file
*file_priv
);
746 extern int drm_mode_cursor_ioctl(struct drm_device
*dev
,
747 void *data
, struct drm_file
*file_priv
);
748 extern int drm_mode_addfb(struct drm_device
*dev
,
749 void *data
, struct drm_file
*file_priv
);
750 extern int drm_mode_rmfb(struct drm_device
*dev
,
751 void *data
, struct drm_file
*file_priv
);
752 extern int drm_mode_getfb(struct drm_device
*dev
,
753 void *data
, struct drm_file
*file_priv
);
754 extern int drm_mode_dirtyfb_ioctl(struct drm_device
*dev
,
755 void *data
, struct drm_file
*file_priv
);
756 extern int drm_mode_addmode_ioctl(struct drm_device
*dev
,
757 void *data
, struct drm_file
*file_priv
);
758 extern int drm_mode_rmmode_ioctl(struct drm_device
*dev
,
759 void *data
, struct drm_file
*file_priv
);
760 extern int drm_mode_attachmode_ioctl(struct drm_device
*dev
,
761 void *data
, struct drm_file
*file_priv
);
762 extern int drm_mode_detachmode_ioctl(struct drm_device
*dev
,
763 void *data
, struct drm_file
*file_priv
);
765 extern int drm_mode_getproperty_ioctl(struct drm_device
*dev
,
766 void *data
, struct drm_file
*file_priv
);
767 extern int drm_mode_getblob_ioctl(struct drm_device
*dev
,
768 void *data
, struct drm_file
*file_priv
);
769 extern int drm_mode_connector_property_set_ioctl(struct drm_device
*dev
,
770 void *data
, struct drm_file
*file_priv
);
771 extern int drm_mode_hotplug_ioctl(struct drm_device
*dev
,
772 void *data
, struct drm_file
*file_priv
);
773 extern int drm_mode_replacefb(struct drm_device
*dev
,
774 void *data
, struct drm_file
*file_priv
);
775 extern int drm_mode_getencoder(struct drm_device
*dev
,
776 void *data
, struct drm_file
*file_priv
);
777 extern int drm_mode_gamma_get_ioctl(struct drm_device
*dev
,
778 void *data
, struct drm_file
*file_priv
);
779 extern int drm_mode_gamma_set_ioctl(struct drm_device
*dev
,
780 void *data
, struct drm_file
*file_priv
);
781 extern bool drm_detect_hdmi_monitor(struct edid
*edid
);
782 extern bool drm_detect_monitor_audio(struct edid
*edid
);
783 extern int drm_mode_page_flip_ioctl(struct drm_device
*dev
,
784 void *data
, struct drm_file
*file_priv
);
785 extern struct drm_display_mode
*drm_cvt_mode(struct drm_device
*dev
,
786 int hdisplay
, int vdisplay
, int vrefresh
,
787 bool reduced
, bool interlaced
, bool margins
);
788 extern struct drm_display_mode
*drm_gtf_mode(struct drm_device
*dev
,
789 int hdisplay
, int vdisplay
, int vrefresh
,
790 bool interlaced
, int margins
);
791 extern struct drm_display_mode
*drm_gtf_mode_complex(struct drm_device
*dev
,
792 int hdisplay
, int vdisplay
, int vrefresh
,
793 bool interlaced
, int margins
, int GTF_M
,
794 int GTF_2C
, int GTF_K
, int GTF_2J
);
795 extern int drm_add_modes_noedid(struct drm_connector
*connector
,
796 int hdisplay
, int vdisplay
);
798 extern bool drm_edid_is_valid(struct edid
*edid
);
799 struct drm_display_mode
*drm_mode_find_dmt(struct drm_device
*dev
,
800 int hsize
, int vsize
, int fresh
);
802 extern int drm_mode_create_dumb_ioctl(struct drm_device
*dev
,
803 void *data
, struct drm_file
*file_priv
);
804 extern int drm_mode_mmap_dumb_ioctl(struct drm_device
*dev
,
805 void *data
, struct drm_file
*file_priv
);
806 extern int drm_mode_destroy_dumb_ioctl(struct drm_device
*dev
,
807 void *data
, struct drm_file
*file_priv
);
808 #endif /* __DRM_CRTC_H__ */