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
];
123 enum drm_mode_status status
;
126 /* Proposed mode values */
127 int clock
; /* in kHz */
140 /* Addressable image size (may be 0 for projectors, etc.) */
144 /* Actual mode we give to hw */
148 int crtc_hblank_start
;
150 int crtc_hsync_start
;
155 int crtc_vblank_start
;
157 int crtc_vsync_start
;
163 /* Driver private mode info */
168 int vrefresh
; /* in Hz */
169 int hsync
; /* in kHz */
172 enum drm_connector_status
{
173 connector_status_connected
= 1,
174 connector_status_disconnected
= 2,
175 connector_status_unknown
= 3,
178 enum subpixel_order
{
180 SubPixelHorizontalRGB
,
181 SubPixelHorizontalBGR
,
187 #define DRM_COLOR_FORMAT_RGB444 (1<<0)
188 #define DRM_COLOR_FORMAT_YCRCB444 (1<<1)
189 #define DRM_COLOR_FORMAT_YCRCB422 (1<<2)
191 * Describes a given display (e.g. CRT or flat panel) and its limitations.
193 struct drm_display_info
{
194 char name
[DRM_DISPLAY_INFO_LEN
];
197 unsigned int width_mm
;
198 unsigned int height_mm
;
200 /* Clock limits FIXME: storage format */
201 unsigned int min_vfreq
, max_vfreq
;
202 unsigned int min_hfreq
, max_hfreq
;
203 unsigned int pixel_clock
;
206 enum subpixel_order subpixel_order
;
211 char *raw_edid
; /* if any */
214 struct drm_framebuffer_funcs
{
215 void (*destroy
)(struct drm_framebuffer
*framebuffer
);
216 int (*create_handle
)(struct drm_framebuffer
*fb
,
217 struct drm_file
*file_priv
,
218 unsigned int *handle
);
220 * Optinal callback for the dirty fb ioctl.
222 * Userspace can notify the driver via this callback
223 * that a area of the framebuffer has changed and should
224 * be flushed to the display hardware.
226 * See documentation in drm_mode.h for the struct
227 * drm_mode_fb_dirty_cmd for more information as all
228 * the semantics and arguments have a one to one mapping
231 int (*dirty
)(struct drm_framebuffer
*framebuffer
,
232 struct drm_file
*file_priv
, unsigned flags
,
233 unsigned color
, struct drm_clip_rect
*clips
,
237 struct drm_framebuffer
{
238 struct drm_device
*dev
;
239 struct list_head head
;
240 struct drm_mode_object base
;
241 const struct drm_framebuffer_funcs
*funcs
;
245 /* depth can be 15 or 16 */
249 uint32_t pixel_format
; /* fourcc format */
250 struct list_head filp_head
;
251 /* if you are using the helper */
252 void *helper_private
;
255 struct drm_property_blob
{
256 struct drm_mode_object base
;
257 struct list_head head
;
262 struct drm_property_enum
{
264 struct list_head head
;
265 char name
[DRM_PROP_NAME_LEN
];
268 struct drm_property
{
269 struct list_head head
;
270 struct drm_mode_object base
;
272 char name
[DRM_PROP_NAME_LEN
];
276 struct list_head enum_blob_list
;
280 struct drm_connector
;
282 struct drm_pending_vblank_event
;
286 * drm_crtc_funcs - control CRTCs for a given device
287 * @reset: reset CRTC after state has been invalidate (e.g. resume)
288 * @dpms: control display power levels
289 * @save: save CRTC state
290 * @resore: restore CRTC state
291 * @lock: lock the CRTC
292 * @unlock: unlock the CRTC
293 * @shadow_allocate: allocate shadow pixmap
294 * @shadow_create: create shadow pixmap for rotation support
295 * @shadow_destroy: free shadow pixmap
296 * @mode_fixup: fixup proposed mode
297 * @mode_set: set the desired mode on the CRTC
298 * @gamma_set: specify color ramp for CRTC
299 * @destroy: deinit and free object.
301 * The drm_crtc_funcs structure is the central CRTC management structure
302 * in the DRM. Each CRTC controls one or more connectors (note that the name
303 * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc.
304 * connectors, not just CRTs).
306 * Each driver is responsible for filling out this structure at startup time,
307 * in addition to providing other modesetting features, like i2c and DDC
310 struct drm_crtc_funcs
{
311 /* Save CRTC state */
312 void (*save
)(struct drm_crtc
*crtc
); /* suspend? */
313 /* Restore CRTC state */
314 void (*restore
)(struct drm_crtc
*crtc
); /* resume? */
315 /* Reset CRTC state */
316 void (*reset
)(struct drm_crtc
*crtc
);
318 /* cursor controls */
319 int (*cursor_set
)(struct drm_crtc
*crtc
, struct drm_file
*file_priv
,
320 uint32_t handle
, uint32_t width
, uint32_t height
);
321 int (*cursor_move
)(struct drm_crtc
*crtc
, int x
, int y
);
323 /* Set gamma on the CRTC */
324 void (*gamma_set
)(struct drm_crtc
*crtc
, u16
*r
, u16
*g
, u16
*b
,
325 uint32_t start
, uint32_t size
);
326 /* Object destroy routine */
327 void (*destroy
)(struct drm_crtc
*crtc
);
329 int (*set_config
)(struct drm_mode_set
*set
);
332 * Flip to the given framebuffer. This implements the page
333 * flip ioctl described in drm_mode.h, specifically, the
334 * implementation must return immediately and block all
335 * rendering to the current fb until the flip has completed.
336 * If userspace set the event flag in the ioctl, the event
337 * argument will point to an event to send back when the flip
338 * completes, otherwise it will be NULL.
340 int (*page_flip
)(struct drm_crtc
*crtc
,
341 struct drm_framebuffer
*fb
,
342 struct drm_pending_vblank_event
*event
);
346 * drm_crtc - central CRTC control structure
347 * @enabled: is this CRTC enabled?
348 * @x: x position on screen
349 * @y: y position on screen
350 * @funcs: CRTC control functions
352 * Each CRTC may have one or more connectors associated with it. This structure
353 * allows the CRTC to be controlled.
356 struct drm_device
*dev
;
357 struct list_head head
;
359 struct drm_mode_object base
;
361 /* framebuffer the connector is currently bound to */
362 struct drm_framebuffer
*fb
;
366 /* Requested mode from modesetting. */
367 struct drm_display_mode mode
;
369 /* Programmed mode in hw, after adjustments for encoders,
370 * crtc, panel scaling etc. Needed for timestamping etc.
372 struct drm_display_mode hwmode
;
375 const struct drm_crtc_funcs
*funcs
;
377 /* CRTC gamma size for reporting to userspace */
379 uint16_t *gamma_store
;
381 /* Constants needed for precise vblank and swap timestamping. */
382 s64 framedur_ns
, linedur_ns
, pixeldur_ns
;
384 /* if you are using the helper */
385 void *helper_private
;
390 * drm_connector_funcs - control connectors on a given device
391 * @dpms: set power state (see drm_crtc_funcs above)
392 * @save: save connector state
393 * @restore: restore connector state
394 * @reset: reset connector after state has been invalidate (e.g. resume)
395 * @mode_valid: is this mode valid on the given connector?
396 * @mode_fixup: try to fixup proposed mode for this connector
397 * @mode_set: set this mode
398 * @detect: is this connector active?
399 * @get_modes: get mode list for this connector
400 * @set_property: property for this connector may need update
401 * @destroy: make object go away
402 * @force: notify the driver the connector is forced on
404 * Each CRTC may have one or more connectors attached to it. The functions
405 * below allow the core DRM code to control connectors, enumerate available modes,
408 struct drm_connector_funcs
{
409 void (*dpms
)(struct drm_connector
*connector
, int mode
);
410 void (*save
)(struct drm_connector
*connector
);
411 void (*restore
)(struct drm_connector
*connector
);
412 void (*reset
)(struct drm_connector
*connector
);
414 /* Check to see if anything is attached to the connector.
415 * @force is set to false whilst polling, true when checking the
416 * connector due to user request. @force can be used by the driver
417 * to avoid expensive, destructive operations during automated
420 enum drm_connector_status (*detect
)(struct drm_connector
*connector
,
422 int (*fill_modes
)(struct drm_connector
*connector
, uint32_t max_width
, uint32_t max_height
);
423 int (*set_property
)(struct drm_connector
*connector
, struct drm_property
*property
,
425 void (*destroy
)(struct drm_connector
*connector
);
426 void (*force
)(struct drm_connector
*connector
);
429 struct drm_encoder_funcs
{
430 void (*reset
)(struct drm_encoder
*encoder
);
431 void (*destroy
)(struct drm_encoder
*encoder
);
434 #define DRM_CONNECTOR_MAX_UMODES 16
435 #define DRM_CONNECTOR_MAX_PROPERTY 16
436 #define DRM_CONNECTOR_LEN 32
437 #define DRM_CONNECTOR_MAX_ENCODER 2
440 * drm_encoder - central DRM encoder structure
443 struct drm_device
*dev
;
444 struct list_head head
;
446 struct drm_mode_object base
;
448 uint32_t possible_crtcs
;
449 uint32_t possible_clones
;
451 struct drm_crtc
*crtc
;
452 const struct drm_encoder_funcs
*funcs
;
453 void *helper_private
;
456 enum drm_connector_force
{
457 DRM_FORCE_UNSPECIFIED
,
459 DRM_FORCE_ON
, /* force on analog part normally */
460 DRM_FORCE_ON_DIGITAL
, /* for DVI-I use digital connector */
463 /* should we poll this connector for connects and disconnects */
464 /* hot plug detectable */
465 #define DRM_CONNECTOR_POLL_HPD (1 << 0)
466 /* poll for connections */
467 #define DRM_CONNECTOR_POLL_CONNECT (1 << 1)
468 /* can cleanly poll for disconnections without flickering the screen */
469 /* DACs should rarely do this without a lot of testing */
470 #define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2)
472 #define MAX_ELD_BYTES 128
475 * drm_connector - central DRM connector control structure
476 * @crtc: CRTC this connector is currently connected to, NULL if none
477 * @interlace_allowed: can this connector handle interlaced modes?
478 * @doublescan_allowed: can this connector handle doublescan?
479 * @available_modes: modes available on this connector (from get_modes() + user)
480 * @initial_x: initial x position for this connector
481 * @initial_y: initial y position for this connector
482 * @status: connector connected?
483 * @funcs: connector control functions
485 * Each connector may be connected to one or more CRTCs, or may be clonable by
486 * another connector if they can share a CRTC. Each connector also has a specific
487 * position in the broader display (referred to as a 'screen' though it could
488 * span multiple monitors).
490 struct drm_connector
{
491 struct drm_device
*dev
;
493 struct device_attribute
*attr
;
494 struct list_head head
;
496 struct drm_mode_object base
;
499 int connector_type_id
;
500 bool interlace_allowed
;
501 bool doublescan_allowed
;
502 struct list_head modes
; /* list of modes on this connector */
504 int initial_x
, initial_y
;
505 enum drm_connector_status status
;
507 /* these are modes added by probing with DDC or the BIOS */
508 struct list_head probed_modes
;
510 struct drm_display_info display_info
;
511 const struct drm_connector_funcs
*funcs
;
513 struct list_head user_modes
;
514 struct drm_property_blob
*edid_blob_ptr
;
515 u32 property_ids
[DRM_CONNECTOR_MAX_PROPERTY
];
516 uint64_t property_values
[DRM_CONNECTOR_MAX_PROPERTY
];
518 uint8_t polled
; /* DRM_CONNECTOR_POLL_* */
520 /* requested DPMS state */
523 void *helper_private
;
525 /* forced on connector */
526 enum drm_connector_force force
;
527 uint32_t encoder_ids
[DRM_CONNECTOR_MAX_ENCODER
];
528 uint32_t force_encoder_id
;
529 struct drm_encoder
*encoder
; /* currently active encoder */
532 uint8_t eld
[MAX_ELD_BYTES
];
534 int max_tmds_clock
; /* in MHz */
535 bool latency_present
[2];
536 int video_latency
[2]; /* [0]: progressive, [1]: interlaced */
537 int audio_latency
[2];
538 int null_edid_counter
; /* needed to workaround some HW bugs where we get all 0s */
542 * drm_plane_funcs - driver plane control functions
543 * @update_plane: update the plane configuration
544 * @disable_plane: shut down the plane
545 * @destroy: clean up plane resources
547 struct drm_plane_funcs
{
548 int (*update_plane
)(struct drm_plane
*plane
,
549 struct drm_crtc
*crtc
, struct drm_framebuffer
*fb
,
550 int crtc_x
, int crtc_y
,
551 unsigned int crtc_w
, unsigned int crtc_h
,
552 uint32_t src_x
, uint32_t src_y
,
553 uint32_t src_w
, uint32_t src_h
);
554 int (*disable_plane
)(struct drm_plane
*plane
);
555 void (*destroy
)(struct drm_plane
*plane
);
559 * drm_plane - central DRM plane control structure
560 * @dev: DRM device this plane belongs to
561 * @head: for list management
562 * @base: base mode object
563 * @possible_crtcs: pipes this plane can be bound to
564 * @format_types: array of formats supported by this plane
565 * @format_count: number of formats supported
566 * @crtc: currently bound CRTC
567 * @fb: currently bound fb
568 * @gamma_size: size of gamma table
569 * @gamma_store: gamma correction table
570 * @enabled: enabled flag
571 * @funcs: helper functions
572 * @helper_private: storage for drver layer
575 struct drm_device
*dev
;
576 struct list_head head
;
578 struct drm_mode_object base
;
580 uint32_t possible_crtcs
;
581 uint32_t *format_types
;
582 uint32_t format_count
;
584 struct drm_crtc
*crtc
;
585 struct drm_framebuffer
*fb
;
587 /* CRTC gamma size for reporting to userspace */
589 uint16_t *gamma_store
;
593 const struct drm_plane_funcs
*funcs
;
594 void *helper_private
;
598 * struct drm_mode_set
600 * Represents a single crtc the connectors that it drives with what mode
601 * and from which framebuffer it scans out from.
603 * This is used to set modes.
605 struct drm_mode_set
{
606 struct list_head head
;
608 struct drm_framebuffer
*fb
;
609 struct drm_crtc
*crtc
;
610 struct drm_display_mode
*mode
;
615 struct drm_connector
**connectors
;
616 size_t num_connectors
;
620 * struct drm_mode_config_funcs - configure CRTCs for a given screen layout
622 struct drm_mode_config_funcs
{
623 struct drm_framebuffer
*(*fb_create
)(struct drm_device
*dev
, struct drm_file
*file_priv
, struct drm_mode_fb_cmd2
*mode_cmd
);
624 void (*output_poll_changed
)(struct drm_device
*dev
);
627 struct drm_mode_group
{
629 uint32_t num_encoders
;
630 uint32_t num_connectors
;
632 /* list of object IDs for this group */
637 * drm_mode_config - Mode configuration control structure
640 struct drm_mode_config
{
641 struct mutex mutex
; /* protects configuration (mode lists etc.) */
642 struct mutex idr_mutex
; /* for IDR management */
643 struct idr crtc_idr
; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */
644 /* this is limited to one for now */
646 struct list_head fb_list
;
648 struct list_head connector_list
;
650 struct list_head encoder_list
;
652 struct list_head plane_list
;
655 struct list_head crtc_list
;
657 struct list_head property_list
;
659 int min_width
, min_height
;
660 int max_width
, max_height
;
661 struct drm_mode_config_funcs
*funcs
;
662 resource_size_t fb_base
;
664 /* output poll support */
666 struct delayed_work output_poll_work
;
668 /* pointers to standard properties */
669 struct list_head property_blob_list
;
670 struct drm_property
*edid_property
;
671 struct drm_property
*dpms_property
;
673 /* DVI-I properties */
674 struct drm_property
*dvi_i_subconnector_property
;
675 struct drm_property
*dvi_i_select_subconnector_property
;
678 struct drm_property
*tv_subconnector_property
;
679 struct drm_property
*tv_select_subconnector_property
;
680 struct drm_property
*tv_mode_property
;
681 struct drm_property
*tv_left_margin_property
;
682 struct drm_property
*tv_right_margin_property
;
683 struct drm_property
*tv_top_margin_property
;
684 struct drm_property
*tv_bottom_margin_property
;
685 struct drm_property
*tv_brightness_property
;
686 struct drm_property
*tv_contrast_property
;
687 struct drm_property
*tv_flicker_reduction_property
;
688 struct drm_property
*tv_overscan_property
;
689 struct drm_property
*tv_saturation_property
;
690 struct drm_property
*tv_hue_property
;
692 /* Optional properties */
693 struct drm_property
*scaling_mode_property
;
694 struct drm_property
*dithering_mode_property
;
695 struct drm_property
*dirty_info_property
;
698 #define obj_to_crtc(x) container_of(x, struct drm_crtc, base)
699 #define obj_to_connector(x) container_of(x, struct drm_connector, base)
700 #define obj_to_encoder(x) container_of(x, struct drm_encoder, base)
701 #define obj_to_mode(x) container_of(x, struct drm_display_mode, base)
702 #define obj_to_fb(x) container_of(x, struct drm_framebuffer, base)
703 #define obj_to_property(x) container_of(x, struct drm_property, base)
704 #define obj_to_blob(x) container_of(x, struct drm_property_blob, base)
705 #define obj_to_plane(x) container_of(x, struct drm_plane, base)
708 extern void drm_crtc_init(struct drm_device
*dev
,
709 struct drm_crtc
*crtc
,
710 const struct drm_crtc_funcs
*funcs
);
711 extern void drm_crtc_cleanup(struct drm_crtc
*crtc
);
713 extern void drm_connector_init(struct drm_device
*dev
,
714 struct drm_connector
*connector
,
715 const struct drm_connector_funcs
*funcs
,
718 extern void drm_connector_cleanup(struct drm_connector
*connector
);
720 extern void drm_encoder_init(struct drm_device
*dev
,
721 struct drm_encoder
*encoder
,
722 const struct drm_encoder_funcs
*funcs
,
725 extern int drm_plane_init(struct drm_device
*dev
,
726 struct drm_plane
*plane
,
727 unsigned long possible_crtcs
,
728 const struct drm_plane_funcs
*funcs
,
729 uint32_t *formats
, uint32_t format_count
);
730 extern void drm_plane_cleanup(struct drm_plane
*plane
);
732 extern void drm_encoder_cleanup(struct drm_encoder
*encoder
);
734 extern char *drm_get_connector_name(struct drm_connector
*connector
);
735 extern char *drm_get_dpms_name(int val
);
736 extern char *drm_get_dvi_i_subconnector_name(int val
);
737 extern char *drm_get_dvi_i_select_name(int val
);
738 extern char *drm_get_tv_subconnector_name(int val
);
739 extern char *drm_get_tv_select_name(int val
);
740 extern void drm_fb_release(struct drm_file
*file_priv
);
741 extern int drm_mode_group_init_legacy_group(struct drm_device
*dev
, struct drm_mode_group
*group
);
742 extern struct edid
*drm_get_edid(struct drm_connector
*connector
,
743 struct i2c_adapter
*adapter
);
744 extern int drm_add_edid_modes(struct drm_connector
*connector
, struct edid
*edid
);
745 extern void drm_mode_probed_add(struct drm_connector
*connector
, struct drm_display_mode
*mode
);
746 extern void drm_mode_remove(struct drm_connector
*connector
, struct drm_display_mode
*mode
);
747 extern struct drm_display_mode
*drm_mode_duplicate(struct drm_device
*dev
,
748 const struct drm_display_mode
*mode
);
749 extern void drm_mode_debug_printmodeline(struct drm_display_mode
*mode
);
750 extern void drm_mode_config_init(struct drm_device
*dev
);
751 extern void drm_mode_config_reset(struct drm_device
*dev
);
752 extern void drm_mode_config_cleanup(struct drm_device
*dev
);
753 extern void drm_mode_set_name(struct drm_display_mode
*mode
);
754 extern bool drm_mode_equal(struct drm_display_mode
*mode1
, struct drm_display_mode
*mode2
);
755 extern int drm_mode_width(struct drm_display_mode
*mode
);
756 extern int drm_mode_height(struct drm_display_mode
*mode
);
758 /* for us by fb module */
759 extern int drm_mode_attachmode_crtc(struct drm_device
*dev
,
760 struct drm_crtc
*crtc
,
761 struct drm_display_mode
*mode
);
762 extern int drm_mode_detachmode_crtc(struct drm_device
*dev
, struct drm_display_mode
*mode
);
764 extern struct drm_display_mode
*drm_mode_create(struct drm_device
*dev
);
765 extern void drm_mode_destroy(struct drm_device
*dev
, struct drm_display_mode
*mode
);
766 extern void drm_mode_list_concat(struct list_head
*head
,
767 struct list_head
*new);
768 extern void drm_mode_validate_size(struct drm_device
*dev
,
769 struct list_head
*mode_list
,
770 int maxX
, int maxY
, int maxPitch
);
771 extern void drm_mode_prune_invalid(struct drm_device
*dev
,
772 struct list_head
*mode_list
, bool verbose
);
773 extern void drm_mode_sort(struct list_head
*mode_list
);
774 extern int drm_mode_hsync(const struct drm_display_mode
*mode
);
775 extern int drm_mode_vrefresh(const struct drm_display_mode
*mode
);
776 extern void drm_mode_set_crtcinfo(struct drm_display_mode
*p
,
778 extern void drm_mode_connector_list_update(struct drm_connector
*connector
);
779 extern int drm_mode_connector_update_edid_property(struct drm_connector
*connector
,
781 extern int drm_connector_property_set_value(struct drm_connector
*connector
,
782 struct drm_property
*property
,
784 extern int drm_connector_property_get_value(struct drm_connector
*connector
,
785 struct drm_property
*property
,
787 extern struct drm_display_mode
*drm_crtc_mode_create(struct drm_device
*dev
);
788 extern void drm_framebuffer_set_object(struct drm_device
*dev
,
789 unsigned long handle
);
790 extern int drm_framebuffer_init(struct drm_device
*dev
,
791 struct drm_framebuffer
*fb
,
792 const struct drm_framebuffer_funcs
*funcs
);
793 extern void drm_framebuffer_cleanup(struct drm_framebuffer
*fb
);
794 extern int drmfb_probe(struct drm_device
*dev
, struct drm_crtc
*crtc
);
795 extern int drmfb_remove(struct drm_device
*dev
, struct drm_framebuffer
*fb
);
796 extern void drm_crtc_probe_connector_modes(struct drm_device
*dev
, int maxX
, int maxY
);
797 extern bool drm_crtc_in_use(struct drm_crtc
*crtc
);
799 extern int drm_connector_attach_property(struct drm_connector
*connector
,
800 struct drm_property
*property
, uint64_t init_val
);
801 extern struct drm_property
*drm_property_create(struct drm_device
*dev
, int flags
,
802 const char *name
, int num_values
);
803 extern void drm_property_destroy(struct drm_device
*dev
, struct drm_property
*property
);
804 extern int drm_property_add_enum(struct drm_property
*property
, int index
,
805 uint64_t value
, const char *name
);
806 extern int drm_mode_create_dvi_i_properties(struct drm_device
*dev
);
807 extern int drm_mode_create_tv_properties(struct drm_device
*dev
, int num_formats
,
809 extern int drm_mode_create_scaling_mode_property(struct drm_device
*dev
);
810 extern int drm_mode_create_dithering_property(struct drm_device
*dev
);
811 extern int drm_mode_create_dirty_info_property(struct drm_device
*dev
);
812 extern char *drm_get_encoder_name(struct drm_encoder
*encoder
);
814 extern int drm_mode_connector_attach_encoder(struct drm_connector
*connector
,
815 struct drm_encoder
*encoder
);
816 extern void drm_mode_connector_detach_encoder(struct drm_connector
*connector
,
817 struct drm_encoder
*encoder
);
818 extern bool drm_mode_crtc_set_gamma_size(struct drm_crtc
*crtc
,
820 extern struct drm_mode_object
*drm_mode_object_find(struct drm_device
*dev
,
821 uint32_t id
, uint32_t type
);
823 extern int drm_mode_getresources(struct drm_device
*dev
,
824 void *data
, struct drm_file
*file_priv
);
825 extern int drm_mode_getplane_res(struct drm_device
*dev
, void *data
,
826 struct drm_file
*file_priv
);
827 extern int drm_mode_getcrtc(struct drm_device
*dev
,
828 void *data
, struct drm_file
*file_priv
);
829 extern int drm_mode_getconnector(struct drm_device
*dev
,
830 void *data
, struct drm_file
*file_priv
);
831 extern int drm_mode_setcrtc(struct drm_device
*dev
,
832 void *data
, struct drm_file
*file_priv
);
833 extern int drm_mode_getplane(struct drm_device
*dev
,
834 void *data
, struct drm_file
*file_priv
);
835 extern int drm_mode_setplane(struct drm_device
*dev
,
836 void *data
, struct drm_file
*file_priv
);
837 extern int drm_mode_cursor_ioctl(struct drm_device
*dev
,
838 void *data
, struct drm_file
*file_priv
);
839 extern int drm_mode_addfb(struct drm_device
*dev
,
840 void *data
, struct drm_file
*file_priv
);
841 extern int drm_mode_addfb2(struct drm_device
*dev
,
842 void *data
, struct drm_file
*file_priv
);
843 extern uint32_t drm_mode_legacy_fb_format(uint32_t bpp
, uint32_t depth
);
844 extern int drm_mode_rmfb(struct drm_device
*dev
,
845 void *data
, struct drm_file
*file_priv
);
846 extern int drm_mode_getfb(struct drm_device
*dev
,
847 void *data
, struct drm_file
*file_priv
);
848 extern int drm_mode_dirtyfb_ioctl(struct drm_device
*dev
,
849 void *data
, struct drm_file
*file_priv
);
850 extern int drm_mode_addmode_ioctl(struct drm_device
*dev
,
851 void *data
, struct drm_file
*file_priv
);
852 extern int drm_mode_rmmode_ioctl(struct drm_device
*dev
,
853 void *data
, struct drm_file
*file_priv
);
854 extern int drm_mode_attachmode_ioctl(struct drm_device
*dev
,
855 void *data
, struct drm_file
*file_priv
);
856 extern int drm_mode_detachmode_ioctl(struct drm_device
*dev
,
857 void *data
, struct drm_file
*file_priv
);
859 extern int drm_mode_getproperty_ioctl(struct drm_device
*dev
,
860 void *data
, struct drm_file
*file_priv
);
861 extern int drm_mode_getblob_ioctl(struct drm_device
*dev
,
862 void *data
, struct drm_file
*file_priv
);
863 extern int drm_mode_connector_property_set_ioctl(struct drm_device
*dev
,
864 void *data
, struct drm_file
*file_priv
);
865 extern int drm_mode_hotplug_ioctl(struct drm_device
*dev
,
866 void *data
, struct drm_file
*file_priv
);
867 extern int drm_mode_replacefb(struct drm_device
*dev
,
868 void *data
, struct drm_file
*file_priv
);
869 extern int drm_mode_getencoder(struct drm_device
*dev
,
870 void *data
, struct drm_file
*file_priv
);
871 extern int drm_mode_gamma_get_ioctl(struct drm_device
*dev
,
872 void *data
, struct drm_file
*file_priv
);
873 extern int drm_mode_gamma_set_ioctl(struct drm_device
*dev
,
874 void *data
, struct drm_file
*file_priv
);
875 extern u8
*drm_find_cea_extension(struct edid
*edid
);
876 extern bool drm_detect_hdmi_monitor(struct edid
*edid
);
877 extern bool drm_detect_monitor_audio(struct edid
*edid
);
878 extern int drm_mode_page_flip_ioctl(struct drm_device
*dev
,
879 void *data
, struct drm_file
*file_priv
);
880 extern struct drm_display_mode
*drm_cvt_mode(struct drm_device
*dev
,
881 int hdisplay
, int vdisplay
, int vrefresh
,
882 bool reduced
, bool interlaced
, bool margins
);
883 extern struct drm_display_mode
*drm_gtf_mode(struct drm_device
*dev
,
884 int hdisplay
, int vdisplay
, int vrefresh
,
885 bool interlaced
, int margins
);
886 extern struct drm_display_mode
*drm_gtf_mode_complex(struct drm_device
*dev
,
887 int hdisplay
, int vdisplay
, int vrefresh
,
888 bool interlaced
, int margins
, int GTF_M
,
889 int GTF_2C
, int GTF_K
, int GTF_2J
);
890 extern int drm_add_modes_noedid(struct drm_connector
*connector
,
891 int hdisplay
, int vdisplay
);
893 extern int drm_edid_header_is_valid(const u8
*raw_edid
);
894 extern bool drm_edid_is_valid(struct edid
*edid
);
895 struct drm_display_mode
*drm_mode_find_dmt(struct drm_device
*dev
,
896 int hsize
, int vsize
, int fresh
);
898 extern int drm_mode_create_dumb_ioctl(struct drm_device
*dev
,
899 void *data
, struct drm_file
*file_priv
);
900 extern int drm_mode_mmap_dumb_ioctl(struct drm_device
*dev
,
901 void *data
, struct drm_file
*file_priv
);
902 extern int drm_mode_destroy_dumb_ioctl(struct drm_device
*dev
,
903 void *data
, struct drm_file
*file_priv
);
905 extern void drm_fb_get_bpp_depth(uint32_t format
, unsigned int *depth
,
907 #endif /* __DRM_CRTC_H__ */