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>
34 #include <drm/drm_fourcc.h>
38 struct drm_framebuffer
;
41 #define DRM_MODE_OBJECT_CRTC 0xcccccccc
42 #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0
43 #define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0
44 #define DRM_MODE_OBJECT_MODE 0xdededede
45 #define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0
46 #define DRM_MODE_OBJECT_FB 0xfbfbfbfb
47 #define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb
48 #define DRM_MODE_OBJECT_PLANE 0xeeeeeeee
50 struct drm_mode_object
{
56 * Note on terminology: here, for brevity and convenience, we refer to connector
57 * control chips as 'CRTCs'. They can control any type of connector, VGA, LVDS,
58 * DVI, etc. And 'screen' refers to the whole of the visible display, which
59 * may span multiple monitors (and therefore multiple CRTC and connector
63 enum drm_mode_status
{
64 MODE_OK
= 0, /* Mode OK */
65 MODE_HSYNC
, /* hsync out of range */
66 MODE_VSYNC
, /* vsync out of range */
67 MODE_H_ILLEGAL
, /* mode has illegal horizontal timings */
68 MODE_V_ILLEGAL
, /* mode has illegal horizontal timings */
69 MODE_BAD_WIDTH
, /* requires an unsupported linepitch */
70 MODE_NOMODE
, /* no mode with a matching name */
71 MODE_NO_INTERLACE
, /* interlaced mode not supported */
72 MODE_NO_DBLESCAN
, /* doublescan mode not supported */
73 MODE_NO_VSCAN
, /* multiscan mode not supported */
74 MODE_MEM
, /* insufficient video memory */
75 MODE_VIRTUAL_X
, /* mode width too large for specified virtual size */
76 MODE_VIRTUAL_Y
, /* mode height too large for specified virtual size */
77 MODE_MEM_VIRT
, /* insufficient video memory given virtual size */
78 MODE_NOCLOCK
, /* no fixed clock available */
79 MODE_CLOCK_HIGH
, /* clock required is too high */
80 MODE_CLOCK_LOW
, /* clock required is too low */
81 MODE_CLOCK_RANGE
, /* clock/mode isn't in a ClockRange */
82 MODE_BAD_HVALUE
, /* horizontal timing was out of range */
83 MODE_BAD_VVALUE
, /* vertical timing was out of range */
84 MODE_BAD_VSCAN
, /* VScan value out of range */
85 MODE_HSYNC_NARROW
, /* horizontal sync too narrow */
86 MODE_HSYNC_WIDE
, /* horizontal sync too wide */
87 MODE_HBLANK_NARROW
, /* horizontal blanking too narrow */
88 MODE_HBLANK_WIDE
, /* horizontal blanking too wide */
89 MODE_VSYNC_NARROW
, /* vertical sync too narrow */
90 MODE_VSYNC_WIDE
, /* vertical sync too wide */
91 MODE_VBLANK_NARROW
, /* vertical blanking too narrow */
92 MODE_VBLANK_WIDE
, /* vertical blanking too wide */
93 MODE_PANEL
, /* exceeds panel dimensions */
94 MODE_INTERLACE_WIDTH
, /* width too large for interlaced mode */
95 MODE_ONE_WIDTH
, /* only one width is supported */
96 MODE_ONE_HEIGHT
, /* only one height is supported */
97 MODE_ONE_SIZE
, /* only one resolution is supported */
98 MODE_NO_REDUCED
, /* monitor doesn't accept reduced blanking */
99 MODE_UNVERIFIED
= -3, /* mode needs to reverified */
100 MODE_BAD
= -2, /* unspecified reason */
101 MODE_ERROR
= -1 /* error condition */
104 #define DRM_MODE_TYPE_CLOCK_CRTC_C (DRM_MODE_TYPE_CLOCK_C | \
105 DRM_MODE_TYPE_CRTC_C)
107 #define DRM_MODE(nm, t, c, hd, hss, hse, ht, hsk, vd, vss, vse, vt, vs, f) \
108 .name = nm, .status = 0, .type = (t), .clock = (c), \
109 .hdisplay = (hd), .hsync_start = (hss), .hsync_end = (hse), \
110 .htotal = (ht), .hskew = (hsk), .vdisplay = (vd), \
111 .vsync_start = (vss), .vsync_end = (vse), .vtotal = (vt), \
112 .vscan = (vs), .flags = (f), .vrefresh = 0
114 #define CRTC_INTERLACE_HALVE_V 0x1 /* halve V values for interlacing */
116 struct drm_display_mode
{
118 struct list_head head
;
119 struct drm_mode_object base
;
121 char name
[DRM_DISPLAY_MODE_LEN
];
124 enum drm_mode_status status
;
127 /* Proposed mode values */
128 int clock
; /* in kHz */
141 /* Addressable image size (may be 0 for projectors, etc.) */
145 /* Actual mode we give to hw */
149 int crtc_hblank_start
;
151 int crtc_hsync_start
;
156 int crtc_vblank_start
;
158 int crtc_vsync_start
;
164 /* Driver private mode info */
169 int vrefresh
; /* in Hz */
170 int hsync
; /* in kHz */
173 enum drm_connector_status
{
174 connector_status_connected
= 1,
175 connector_status_disconnected
= 2,
176 connector_status_unknown
= 3,
179 enum subpixel_order
{
181 SubPixelHorizontalRGB
,
182 SubPixelHorizontalBGR
,
188 #define DRM_COLOR_FORMAT_RGB444 (1<<0)
189 #define DRM_COLOR_FORMAT_YCRCB444 (1<<1)
190 #define DRM_COLOR_FORMAT_YCRCB422 (1<<2)
192 * Describes a given display (e.g. CRT or flat panel) and its limitations.
194 struct drm_display_info
{
195 char name
[DRM_DISPLAY_INFO_LEN
];
198 unsigned int width_mm
;
199 unsigned int height_mm
;
201 /* Clock limits FIXME: storage format */
202 unsigned int min_vfreq
, max_vfreq
;
203 unsigned int min_hfreq
, max_hfreq
;
204 unsigned int pixel_clock
;
207 enum subpixel_order subpixel_order
;
212 char *raw_edid
; /* if any */
215 struct drm_framebuffer_funcs
{
216 void (*destroy
)(struct drm_framebuffer
*framebuffer
);
217 int (*create_handle
)(struct drm_framebuffer
*fb
,
218 struct drm_file
*file_priv
,
219 unsigned int *handle
);
221 * Optinal callback for the dirty fb ioctl.
223 * Userspace can notify the driver via this callback
224 * that a area of the framebuffer has changed and should
225 * be flushed to the display hardware.
227 * See documentation in drm_mode.h for the struct
228 * drm_mode_fb_dirty_cmd for more information as all
229 * the semantics and arguments have a one to one mapping
232 int (*dirty
)(struct drm_framebuffer
*framebuffer
,
233 struct drm_file
*file_priv
, unsigned flags
,
234 unsigned color
, struct drm_clip_rect
*clips
,
238 struct drm_framebuffer
{
239 struct drm_device
*dev
;
240 struct list_head head
;
241 struct drm_mode_object base
;
242 const struct drm_framebuffer_funcs
*funcs
;
246 /* depth can be 15 or 16 */
250 uint32_t pixel_format
; /* fourcc format */
251 struct list_head filp_head
;
252 /* if you are using the helper */
253 void *helper_private
;
256 struct drm_property_blob
{
257 struct drm_mode_object base
;
258 struct list_head head
;
263 struct drm_property_enum
{
265 struct list_head head
;
266 char name
[DRM_PROP_NAME_LEN
];
269 struct drm_property
{
270 struct list_head head
;
271 struct drm_mode_object base
;
273 char name
[DRM_PROP_NAME_LEN
];
277 struct list_head enum_blob_list
;
281 struct drm_connector
;
283 struct drm_pending_vblank_event
;
287 * drm_crtc_funcs - control CRTCs for a given device
288 * @reset: reset CRTC after state has been invalidate (e.g. resume)
289 * @dpms: control display power levels
290 * @save: save CRTC state
291 * @resore: restore CRTC state
292 * @lock: lock the CRTC
293 * @unlock: unlock the CRTC
294 * @shadow_allocate: allocate shadow pixmap
295 * @shadow_create: create shadow pixmap for rotation support
296 * @shadow_destroy: free shadow pixmap
297 * @mode_fixup: fixup proposed mode
298 * @mode_set: set the desired mode on the CRTC
299 * @gamma_set: specify color ramp for CRTC
300 * @destroy: deinit and free object.
302 * The drm_crtc_funcs structure is the central CRTC management structure
303 * in the DRM. Each CRTC controls one or more connectors (note that the name
304 * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc.
305 * connectors, not just CRTs).
307 * Each driver is responsible for filling out this structure at startup time,
308 * in addition to providing other modesetting features, like i2c and DDC
311 struct drm_crtc_funcs
{
312 /* Save CRTC state */
313 void (*save
)(struct drm_crtc
*crtc
); /* suspend? */
314 /* Restore CRTC state */
315 void (*restore
)(struct drm_crtc
*crtc
); /* resume? */
316 /* Reset CRTC state */
317 void (*reset
)(struct drm_crtc
*crtc
);
319 /* cursor controls */
320 int (*cursor_set
)(struct drm_crtc
*crtc
, struct drm_file
*file_priv
,
321 uint32_t handle
, uint32_t width
, uint32_t height
);
322 int (*cursor_move
)(struct drm_crtc
*crtc
, int x
, int y
);
324 /* Set gamma on the CRTC */
325 void (*gamma_set
)(struct drm_crtc
*crtc
, u16
*r
, u16
*g
, u16
*b
,
326 uint32_t start
, uint32_t size
);
327 /* Object destroy routine */
328 void (*destroy
)(struct drm_crtc
*crtc
);
330 int (*set_config
)(struct drm_mode_set
*set
);
333 * Flip to the given framebuffer. This implements the page
334 * flip ioctl described in drm_mode.h, specifically, the
335 * implementation must return immediately and block all
336 * rendering to the current fb until the flip has completed.
337 * If userspace set the event flag in the ioctl, the event
338 * argument will point to an event to send back when the flip
339 * completes, otherwise it will be NULL.
341 int (*page_flip
)(struct drm_crtc
*crtc
,
342 struct drm_framebuffer
*fb
,
343 struct drm_pending_vblank_event
*event
);
347 * drm_crtc - central CRTC control structure
348 * @enabled: is this CRTC enabled?
349 * @x: x position on screen
350 * @y: y position on screen
351 * @funcs: CRTC control functions
353 * Each CRTC may have one or more connectors associated with it. This structure
354 * allows the CRTC to be controlled.
357 struct drm_device
*dev
;
358 struct list_head head
;
360 struct drm_mode_object base
;
362 /* framebuffer the connector is currently bound to */
363 struct drm_framebuffer
*fb
;
367 /* Requested mode from modesetting. */
368 struct drm_display_mode mode
;
370 /* Programmed mode in hw, after adjustments for encoders,
371 * crtc, panel scaling etc. Needed for timestamping etc.
373 struct drm_display_mode hwmode
;
376 const struct drm_crtc_funcs
*funcs
;
378 /* CRTC gamma size for reporting to userspace */
380 uint16_t *gamma_store
;
382 /* Constants needed for precise vblank and swap timestamping. */
383 s64 framedur_ns
, linedur_ns
, pixeldur_ns
;
385 /* if you are using the helper */
386 void *helper_private
;
391 * drm_connector_funcs - control connectors on a given device
392 * @dpms: set power state (see drm_crtc_funcs above)
393 * @save: save connector state
394 * @restore: restore connector state
395 * @reset: reset connector after state has been invalidate (e.g. resume)
396 * @mode_valid: is this mode valid on the given connector?
397 * @mode_fixup: try to fixup proposed mode for this connector
398 * @mode_set: set this mode
399 * @detect: is this connector active?
400 * @get_modes: get mode list for this connector
401 * @set_property: property for this connector may need update
402 * @destroy: make object go away
403 * @force: notify the driver the connector is forced on
405 * Each CRTC may have one or more connectors attached to it. The functions
406 * below allow the core DRM code to control connectors, enumerate available modes,
409 struct drm_connector_funcs
{
410 void (*dpms
)(struct drm_connector
*connector
, int mode
);
411 void (*save
)(struct drm_connector
*connector
);
412 void (*restore
)(struct drm_connector
*connector
);
413 void (*reset
)(struct drm_connector
*connector
);
415 /* Check to see if anything is attached to the connector.
416 * @force is set to false whilst polling, true when checking the
417 * connector due to user request. @force can be used by the driver
418 * to avoid expensive, destructive operations during automated
421 enum drm_connector_status (*detect
)(struct drm_connector
*connector
,
423 int (*fill_modes
)(struct drm_connector
*connector
, uint32_t max_width
, uint32_t max_height
);
424 int (*set_property
)(struct drm_connector
*connector
, struct drm_property
*property
,
426 void (*destroy
)(struct drm_connector
*connector
);
427 void (*force
)(struct drm_connector
*connector
);
430 struct drm_encoder_funcs
{
431 void (*reset
)(struct drm_encoder
*encoder
);
432 void (*destroy
)(struct drm_encoder
*encoder
);
435 #define DRM_CONNECTOR_MAX_UMODES 16
436 #define DRM_CONNECTOR_MAX_PROPERTY 16
437 #define DRM_CONNECTOR_LEN 32
438 #define DRM_CONNECTOR_MAX_ENCODER 2
441 * drm_encoder - central DRM encoder structure
444 struct drm_device
*dev
;
445 struct list_head head
;
447 struct drm_mode_object base
;
449 uint32_t possible_crtcs
;
450 uint32_t possible_clones
;
452 struct drm_crtc
*crtc
;
453 const struct drm_encoder_funcs
*funcs
;
454 void *helper_private
;
457 enum drm_connector_force
{
458 DRM_FORCE_UNSPECIFIED
,
460 DRM_FORCE_ON
, /* force on analog part normally */
461 DRM_FORCE_ON_DIGITAL
, /* for DVI-I use digital connector */
464 /* should we poll this connector for connects and disconnects */
465 /* hot plug detectable */
466 #define DRM_CONNECTOR_POLL_HPD (1 << 0)
467 /* poll for connections */
468 #define DRM_CONNECTOR_POLL_CONNECT (1 << 1)
469 /* can cleanly poll for disconnections without flickering the screen */
470 /* DACs should rarely do this without a lot of testing */
471 #define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2)
473 #define MAX_ELD_BYTES 128
476 * drm_connector - central DRM connector control structure
477 * @crtc: CRTC this connector is currently connected to, NULL if none
478 * @interlace_allowed: can this connector handle interlaced modes?
479 * @doublescan_allowed: can this connector handle doublescan?
480 * @available_modes: modes available on this connector (from get_modes() + user)
481 * @initial_x: initial x position for this connector
482 * @initial_y: initial y position for this connector
483 * @status: connector connected?
484 * @funcs: connector control functions
486 * Each connector may be connected to one or more CRTCs, or may be clonable by
487 * another connector if they can share a CRTC. Each connector also has a specific
488 * position in the broader display (referred to as a 'screen' though it could
489 * span multiple monitors).
491 struct drm_connector
{
492 struct drm_device
*dev
;
494 struct device_attribute
*attr
;
495 struct list_head head
;
497 struct drm_mode_object base
;
500 int connector_type_id
;
501 bool interlace_allowed
;
502 bool doublescan_allowed
;
503 struct list_head modes
; /* list of modes on this connector */
505 int initial_x
, initial_y
;
506 enum drm_connector_status status
;
508 /* these are modes added by probing with DDC or the BIOS */
509 struct list_head probed_modes
;
511 struct drm_display_info display_info
;
512 const struct drm_connector_funcs
*funcs
;
514 struct list_head user_modes
;
515 struct drm_property_blob
*edid_blob_ptr
;
516 u32 property_ids
[DRM_CONNECTOR_MAX_PROPERTY
];
517 uint64_t property_values
[DRM_CONNECTOR_MAX_PROPERTY
];
519 uint8_t polled
; /* DRM_CONNECTOR_POLL_* */
521 /* requested DPMS state */
524 void *helper_private
;
526 /* forced on connector */
527 enum drm_connector_force force
;
528 uint32_t encoder_ids
[DRM_CONNECTOR_MAX_ENCODER
];
529 uint32_t force_encoder_id
;
530 struct drm_encoder
*encoder
; /* currently active encoder */
533 uint8_t eld
[MAX_ELD_BYTES
];
535 int max_tmds_clock
; /* in MHz */
536 bool latency_present
[2];
537 int video_latency
[2]; /* [0]: progressive, [1]: interlaced */
538 int audio_latency
[2];
539 int null_edid_counter
; /* needed to workaround some HW bugs where we get all 0s */
543 * drm_plane_funcs - driver plane control functions
544 * @update_plane: update the plane configuration
545 * @disable_plane: shut down the plane
546 * @destroy: clean up plane resources
548 struct drm_plane_funcs
{
549 int (*update_plane
)(struct drm_plane
*plane
,
550 struct drm_crtc
*crtc
, struct drm_framebuffer
*fb
,
551 int crtc_x
, int crtc_y
,
552 unsigned int crtc_w
, unsigned int crtc_h
,
553 uint32_t src_x
, uint32_t src_y
,
554 uint32_t src_w
, uint32_t src_h
);
555 int (*disable_plane
)(struct drm_plane
*plane
);
556 void (*destroy
)(struct drm_plane
*plane
);
560 * drm_plane - central DRM plane control structure
561 * @dev: DRM device this plane belongs to
562 * @head: for list management
563 * @base: base mode object
564 * @possible_crtcs: pipes this plane can be bound to
565 * @format_types: array of formats supported by this plane
566 * @format_count: number of formats supported
567 * @crtc: currently bound CRTC
568 * @fb: currently bound fb
569 * @gamma_size: size of gamma table
570 * @gamma_store: gamma correction table
571 * @enabled: enabled flag
572 * @funcs: helper functions
573 * @helper_private: storage for drver layer
576 struct drm_device
*dev
;
577 struct list_head head
;
579 struct drm_mode_object base
;
581 uint32_t possible_crtcs
;
582 uint32_t *format_types
;
583 uint32_t format_count
;
585 struct drm_crtc
*crtc
;
586 struct drm_framebuffer
*fb
;
588 /* CRTC gamma size for reporting to userspace */
590 uint16_t *gamma_store
;
594 const struct drm_plane_funcs
*funcs
;
595 void *helper_private
;
599 * struct drm_mode_set
601 * Represents a single crtc the connectors that it drives with what mode
602 * and from which framebuffer it scans out from.
604 * This is used to set modes.
606 struct drm_mode_set
{
607 struct list_head head
;
609 struct drm_framebuffer
*fb
;
610 struct drm_crtc
*crtc
;
611 struct drm_display_mode
*mode
;
616 struct drm_connector
**connectors
;
617 size_t num_connectors
;
621 * struct drm_mode_config_funcs - configure CRTCs for a given screen layout
623 struct drm_mode_config_funcs
{
624 struct drm_framebuffer
*(*fb_create
)(struct drm_device
*dev
, struct drm_file
*file_priv
, struct drm_mode_fb_cmd2
*mode_cmd
);
625 void (*output_poll_changed
)(struct drm_device
*dev
);
628 struct drm_mode_group
{
630 uint32_t num_encoders
;
631 uint32_t num_connectors
;
633 /* list of object IDs for this group */
638 * drm_mode_config - Mode configuration control structure
641 struct drm_mode_config
{
642 struct mutex mutex
; /* protects configuration (mode lists etc.) */
643 struct mutex idr_mutex
; /* for IDR management */
644 struct idr crtc_idr
; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */
645 /* this is limited to one for now */
647 struct list_head fb_list
;
649 struct list_head connector_list
;
651 struct list_head encoder_list
;
653 struct list_head plane_list
;
656 struct list_head crtc_list
;
658 struct list_head property_list
;
660 int min_width
, min_height
;
661 int max_width
, max_height
;
662 struct drm_mode_config_funcs
*funcs
;
663 resource_size_t fb_base
;
665 /* output poll support */
667 struct delayed_work output_poll_work
;
669 /* pointers to standard properties */
670 struct list_head property_blob_list
;
671 struct drm_property
*edid_property
;
672 struct drm_property
*dpms_property
;
674 /* DVI-I properties */
675 struct drm_property
*dvi_i_subconnector_property
;
676 struct drm_property
*dvi_i_select_subconnector_property
;
679 struct drm_property
*tv_subconnector_property
;
680 struct drm_property
*tv_select_subconnector_property
;
681 struct drm_property
*tv_mode_property
;
682 struct drm_property
*tv_left_margin_property
;
683 struct drm_property
*tv_right_margin_property
;
684 struct drm_property
*tv_top_margin_property
;
685 struct drm_property
*tv_bottom_margin_property
;
686 struct drm_property
*tv_brightness_property
;
687 struct drm_property
*tv_contrast_property
;
688 struct drm_property
*tv_flicker_reduction_property
;
689 struct drm_property
*tv_overscan_property
;
690 struct drm_property
*tv_saturation_property
;
691 struct drm_property
*tv_hue_property
;
693 /* Optional properties */
694 struct drm_property
*scaling_mode_property
;
695 struct drm_property
*dithering_mode_property
;
696 struct drm_property
*dirty_info_property
;
699 #define obj_to_crtc(x) container_of(x, struct drm_crtc, base)
700 #define obj_to_connector(x) container_of(x, struct drm_connector, base)
701 #define obj_to_encoder(x) container_of(x, struct drm_encoder, base)
702 #define obj_to_mode(x) container_of(x, struct drm_display_mode, base)
703 #define obj_to_fb(x) container_of(x, struct drm_framebuffer, base)
704 #define obj_to_property(x) container_of(x, struct drm_property, base)
705 #define obj_to_blob(x) container_of(x, struct drm_property_blob, base)
706 #define obj_to_plane(x) container_of(x, struct drm_plane, base)
709 extern void drm_crtc_init(struct drm_device
*dev
,
710 struct drm_crtc
*crtc
,
711 const struct drm_crtc_funcs
*funcs
);
712 extern void drm_crtc_cleanup(struct drm_crtc
*crtc
);
714 extern void drm_connector_init(struct drm_device
*dev
,
715 struct drm_connector
*connector
,
716 const struct drm_connector_funcs
*funcs
,
719 extern void drm_connector_cleanup(struct drm_connector
*connector
);
721 extern void drm_encoder_init(struct drm_device
*dev
,
722 struct drm_encoder
*encoder
,
723 const struct drm_encoder_funcs
*funcs
,
726 extern int drm_plane_init(struct drm_device
*dev
,
727 struct drm_plane
*plane
,
728 unsigned long possible_crtcs
,
729 const struct drm_plane_funcs
*funcs
,
730 uint32_t *formats
, uint32_t format_count
);
731 extern void drm_plane_cleanup(struct drm_plane
*plane
);
733 extern void drm_encoder_cleanup(struct drm_encoder
*encoder
);
735 extern char *drm_get_connector_name(struct drm_connector
*connector
);
736 extern char *drm_get_dpms_name(int val
);
737 extern char *drm_get_dvi_i_subconnector_name(int val
);
738 extern char *drm_get_dvi_i_select_name(int val
);
739 extern char *drm_get_tv_subconnector_name(int val
);
740 extern char *drm_get_tv_select_name(int val
);
741 extern void drm_fb_release(struct drm_file
*file_priv
);
742 extern int drm_mode_group_init_legacy_group(struct drm_device
*dev
, struct drm_mode_group
*group
);
743 extern struct edid
*drm_get_edid(struct drm_connector
*connector
,
744 struct i2c_adapter
*adapter
);
745 extern int drm_add_edid_modes(struct drm_connector
*connector
, struct edid
*edid
);
746 extern void drm_mode_probed_add(struct drm_connector
*connector
, struct drm_display_mode
*mode
);
747 extern void drm_mode_remove(struct drm_connector
*connector
, struct drm_display_mode
*mode
);
748 extern struct drm_display_mode
*drm_mode_duplicate(struct drm_device
*dev
,
749 const struct drm_display_mode
*mode
);
750 extern void drm_mode_debug_printmodeline(struct drm_display_mode
*mode
);
751 extern void drm_mode_config_init(struct drm_device
*dev
);
752 extern void drm_mode_config_reset(struct drm_device
*dev
);
753 extern void drm_mode_config_cleanup(struct drm_device
*dev
);
754 extern void drm_mode_set_name(struct drm_display_mode
*mode
);
755 extern bool drm_mode_equal(struct drm_display_mode
*mode1
, struct drm_display_mode
*mode2
);
756 extern int drm_mode_width(struct drm_display_mode
*mode
);
757 extern int drm_mode_height(struct drm_display_mode
*mode
);
759 /* for us by fb module */
760 extern int drm_mode_attachmode_crtc(struct drm_device
*dev
,
761 struct drm_crtc
*crtc
,
762 struct drm_display_mode
*mode
);
763 extern int drm_mode_detachmode_crtc(struct drm_device
*dev
, struct drm_display_mode
*mode
);
765 extern struct drm_display_mode
*drm_mode_create(struct drm_device
*dev
);
766 extern void drm_mode_destroy(struct drm_device
*dev
, struct drm_display_mode
*mode
);
767 extern void drm_mode_list_concat(struct list_head
*head
,
768 struct list_head
*new);
769 extern void drm_mode_validate_size(struct drm_device
*dev
,
770 struct list_head
*mode_list
,
771 int maxX
, int maxY
, int maxPitch
);
772 extern void drm_mode_prune_invalid(struct drm_device
*dev
,
773 struct list_head
*mode_list
, bool verbose
);
774 extern void drm_mode_sort(struct list_head
*mode_list
);
775 extern int drm_mode_hsync(const struct drm_display_mode
*mode
);
776 extern int drm_mode_vrefresh(const struct drm_display_mode
*mode
);
777 extern void drm_mode_set_crtcinfo(struct drm_display_mode
*p
,
779 extern void drm_mode_connector_list_update(struct drm_connector
*connector
);
780 extern int drm_mode_connector_update_edid_property(struct drm_connector
*connector
,
782 extern int drm_connector_property_set_value(struct drm_connector
*connector
,
783 struct drm_property
*property
,
785 extern int drm_connector_property_get_value(struct drm_connector
*connector
,
786 struct drm_property
*property
,
788 extern struct drm_display_mode
*drm_crtc_mode_create(struct drm_device
*dev
);
789 extern void drm_framebuffer_set_object(struct drm_device
*dev
,
790 unsigned long handle
);
791 extern int drm_framebuffer_init(struct drm_device
*dev
,
792 struct drm_framebuffer
*fb
,
793 const struct drm_framebuffer_funcs
*funcs
);
794 extern void drm_framebuffer_cleanup(struct drm_framebuffer
*fb
);
795 extern int drmfb_probe(struct drm_device
*dev
, struct drm_crtc
*crtc
);
796 extern int drmfb_remove(struct drm_device
*dev
, struct drm_framebuffer
*fb
);
797 extern void drm_crtc_probe_connector_modes(struct drm_device
*dev
, int maxX
, int maxY
);
798 extern bool drm_crtc_in_use(struct drm_crtc
*crtc
);
800 extern int drm_connector_attach_property(struct drm_connector
*connector
,
801 struct drm_property
*property
, uint64_t init_val
);
802 extern struct drm_property
*drm_property_create(struct drm_device
*dev
, int flags
,
803 const char *name
, int num_values
);
804 extern void drm_property_destroy(struct drm_device
*dev
, struct drm_property
*property
);
805 extern int drm_property_add_enum(struct drm_property
*property
, int index
,
806 uint64_t value
, const char *name
);
807 extern int drm_mode_create_dvi_i_properties(struct drm_device
*dev
);
808 extern int drm_mode_create_tv_properties(struct drm_device
*dev
, int num_formats
,
810 extern int drm_mode_create_scaling_mode_property(struct drm_device
*dev
);
811 extern int drm_mode_create_dithering_property(struct drm_device
*dev
);
812 extern int drm_mode_create_dirty_info_property(struct drm_device
*dev
);
813 extern char *drm_get_encoder_name(struct drm_encoder
*encoder
);
815 extern int drm_mode_connector_attach_encoder(struct drm_connector
*connector
,
816 struct drm_encoder
*encoder
);
817 extern void drm_mode_connector_detach_encoder(struct drm_connector
*connector
,
818 struct drm_encoder
*encoder
);
819 extern bool drm_mode_crtc_set_gamma_size(struct drm_crtc
*crtc
,
821 extern struct drm_mode_object
*drm_mode_object_find(struct drm_device
*dev
,
822 uint32_t id
, uint32_t type
);
824 extern int drm_mode_getresources(struct drm_device
*dev
,
825 void *data
, struct drm_file
*file_priv
);
826 extern int drm_mode_getplane_res(struct drm_device
*dev
, void *data
,
827 struct drm_file
*file_priv
);
828 extern int drm_mode_getcrtc(struct drm_device
*dev
,
829 void *data
, struct drm_file
*file_priv
);
830 extern int drm_mode_getconnector(struct drm_device
*dev
,
831 void *data
, struct drm_file
*file_priv
);
832 extern int drm_mode_setcrtc(struct drm_device
*dev
,
833 void *data
, struct drm_file
*file_priv
);
834 extern int drm_mode_getplane(struct drm_device
*dev
,
835 void *data
, struct drm_file
*file_priv
);
836 extern int drm_mode_setplane(struct drm_device
*dev
,
837 void *data
, struct drm_file
*file_priv
);
838 extern int drm_mode_cursor_ioctl(struct drm_device
*dev
,
839 void *data
, struct drm_file
*file_priv
);
840 extern int drm_mode_addfb(struct drm_device
*dev
,
841 void *data
, struct drm_file
*file_priv
);
842 extern int drm_mode_addfb2(struct drm_device
*dev
,
843 void *data
, struct drm_file
*file_priv
);
844 extern uint32_t drm_mode_legacy_fb_format(uint32_t bpp
, uint32_t depth
);
845 extern int drm_mode_rmfb(struct drm_device
*dev
,
846 void *data
, struct drm_file
*file_priv
);
847 extern int drm_mode_getfb(struct drm_device
*dev
,
848 void *data
, struct drm_file
*file_priv
);
849 extern int drm_mode_dirtyfb_ioctl(struct drm_device
*dev
,
850 void *data
, struct drm_file
*file_priv
);
851 extern int drm_mode_addmode_ioctl(struct drm_device
*dev
,
852 void *data
, struct drm_file
*file_priv
);
853 extern int drm_mode_rmmode_ioctl(struct drm_device
*dev
,
854 void *data
, struct drm_file
*file_priv
);
855 extern int drm_mode_attachmode_ioctl(struct drm_device
*dev
,
856 void *data
, struct drm_file
*file_priv
);
857 extern int drm_mode_detachmode_ioctl(struct drm_device
*dev
,
858 void *data
, struct drm_file
*file_priv
);
860 extern int drm_mode_getproperty_ioctl(struct drm_device
*dev
,
861 void *data
, struct drm_file
*file_priv
);
862 extern int drm_mode_getblob_ioctl(struct drm_device
*dev
,
863 void *data
, struct drm_file
*file_priv
);
864 extern int drm_mode_connector_property_set_ioctl(struct drm_device
*dev
,
865 void *data
, struct drm_file
*file_priv
);
866 extern int drm_mode_hotplug_ioctl(struct drm_device
*dev
,
867 void *data
, struct drm_file
*file_priv
);
868 extern int drm_mode_replacefb(struct drm_device
*dev
,
869 void *data
, struct drm_file
*file_priv
);
870 extern int drm_mode_getencoder(struct drm_device
*dev
,
871 void *data
, struct drm_file
*file_priv
);
872 extern int drm_mode_gamma_get_ioctl(struct drm_device
*dev
,
873 void *data
, struct drm_file
*file_priv
);
874 extern int drm_mode_gamma_set_ioctl(struct drm_device
*dev
,
875 void *data
, struct drm_file
*file_priv
);
876 extern u8
*drm_find_cea_extension(struct edid
*edid
);
877 extern bool drm_detect_hdmi_monitor(struct edid
*edid
);
878 extern bool drm_detect_monitor_audio(struct edid
*edid
);
879 extern int drm_mode_page_flip_ioctl(struct drm_device
*dev
,
880 void *data
, struct drm_file
*file_priv
);
881 extern struct drm_display_mode
*drm_cvt_mode(struct drm_device
*dev
,
882 int hdisplay
, int vdisplay
, int vrefresh
,
883 bool reduced
, bool interlaced
, bool margins
);
884 extern struct drm_display_mode
*drm_gtf_mode(struct drm_device
*dev
,
885 int hdisplay
, int vdisplay
, int vrefresh
,
886 bool interlaced
, int margins
);
887 extern struct drm_display_mode
*drm_gtf_mode_complex(struct drm_device
*dev
,
888 int hdisplay
, int vdisplay
, int vrefresh
,
889 bool interlaced
, int margins
, int GTF_M
,
890 int GTF_2C
, int GTF_K
, int GTF_2J
);
891 extern int drm_add_modes_noedid(struct drm_connector
*connector
,
892 int hdisplay
, int vdisplay
);
894 extern int drm_edid_header_is_valid(const u8
*raw_edid
);
895 extern bool drm_edid_is_valid(struct edid
*edid
);
896 struct drm_display_mode
*drm_mode_find_dmt(struct drm_device
*dev
,
897 int hsize
, int vsize
, int fresh
);
899 extern int drm_mode_create_dumb_ioctl(struct drm_device
*dev
,
900 void *data
, struct drm_file
*file_priv
);
901 extern int drm_mode_mmap_dumb_ioctl(struct drm_device
*dev
,
902 void *data
, struct drm_file
*file_priv
);
903 extern int drm_mode_destroy_dumb_ioctl(struct drm_device
*dev
,
904 void *data
, struct drm_file
*file_priv
);
905 #endif /* __DRM_CRTC_H__ */