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 * $FreeBSD: src/sys/dev/drm2/drm_crtc.h,v 1.1 2012/05/22 11:07:44 kib Exp $
27 #ifndef __DRM_CRTC_H__
28 #define __DRM_CRTC_H__
30 #include <linux/idr.h>
32 #include <uapi_drm/drm_fourcc.h>
36 struct drm_framebuffer;
39 #define DRM_MODE_OBJECT_CRTC 0xcccccccc
40 #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0
41 #define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0
42 #define DRM_MODE_OBJECT_MODE 0xdededede
43 #define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0
44 #define DRM_MODE_OBJECT_FB 0xfbfbfbfb
45 #define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb
46 #define DRM_MODE_OBJECT_PLANE 0xeeeeeeee
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,
186 #define DRM_COLOR_FORMAT_RGB444 (1<<0)
187 #define DRM_COLOR_FORMAT_YCRCB444 (1<<1)
188 #define DRM_COLOR_FORMAT_YCRCB422 (1<<2)
190 * Describes a given display (e.g. CRT or flat panel) and its limitations.
192 struct drm_display_info {
193 char name[DRM_DISPLAY_INFO_LEN];
196 unsigned int width_mm;
197 unsigned int height_mm;
199 /* Clock limits FIXME: storage format */
200 unsigned int min_vfreq, max_vfreq;
201 unsigned int min_hfreq, max_hfreq;
202 unsigned int pixel_clock;
205 enum subpixel_order subpixel_order;
210 char *raw_edid; /* if any */
213 struct drm_framebuffer_funcs {
214 void (*destroy)(struct drm_framebuffer *framebuffer);
215 int (*create_handle)(struct drm_framebuffer *fb,
216 struct drm_file *file_priv,
217 unsigned int *handle);
219 * Optinal callback for the dirty fb ioctl.
221 * Userspace can notify the driver via this callback
222 * that a area of the framebuffer has changed and should
223 * be flushed to the display hardware.
225 * See documentation in drm_mode.h for the struct
226 * drm_mode_fb_dirty_cmd for more information as all
227 * the semantics and arguments have a one to one mapping
230 int (*dirty)(struct drm_framebuffer *framebuffer,
231 struct drm_file *file_priv, unsigned flags,
232 unsigned color, struct drm_clip_rect *clips,
236 struct drm_framebuffer {
237 struct drm_device *dev;
238 struct list_head head;
239 struct drm_mode_object base;
240 const struct drm_framebuffer_funcs *funcs;
241 unsigned int pitches[4];
242 unsigned int offsets[4];
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;
259 unsigned char data[];
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 descibed 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 int64_t 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;
492 /* struct device kdev; XXXKIB */
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];
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 int (*fb_create)(struct drm_device *dev,
625 struct drm_file *file_priv, struct drm_mode_fb_cmd2 *mode_cmd,
626 struct drm_framebuffer **res);
627 void (*output_poll_changed)(struct drm_device *dev);
630 struct drm_mode_group {
632 uint32_t num_encoders;
633 uint32_t num_connectors;
635 /* list of object IDs for this group */
640 * drm_mode_config - Mode configuration control structure
641 * @mutex: mutex protecting KMS related lists and structures
642 * @idr_mutex: mutex for KMS ID allocation and management
643 * @crtc_idr: main KMS ID tracking object
644 * @num_fb: number of fbs available
645 * @fb_list: list of framebuffers available
646 * @num_connector: number of connectors on this device
647 * @connector_list: list of connector objects
648 * @num_encoder: number of encoders on this device
649 * @encoder_list: list of encoder objects
650 * @num_crtc: number of CRTCs on this device
651 * @crtc_list: list of CRTC objects
652 * @min_width: minimum pixel width on this device
653 * @min_height: minimum pixel height on this device
654 * @max_width: maximum pixel width on this device
655 * @max_height: maximum pixel height on this device
656 * @funcs: core driver provided mode setting functions
657 * @fb_base: base address of the framebuffer
658 * @poll_enabled: track polling status for this device
659 * @output_poll_work: delayed work for polling in process context
660 * @*_property: core property tracking
662 * Core mode resource tracking structure. All CRTC, encoders, and connectors
663 * enumerated by the driver are added here, as are global properties. Some
664 * global restrictions are also here, e.g. dimension restrictions.
666 struct drm_mode_config {
667 struct lock lock; /* protects configuration (mode lists etc.) */
668 struct spinlock idr_mutex; /* for IDR management */
669 struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */
670 /* this is limited to one for now */
672 struct list_head fb_list;
674 struct list_head connector_list;
676 struct list_head encoder_list;
678 struct list_head plane_list;
681 struct list_head crtc_list;
683 struct list_head property_list;
685 int min_width, min_height;
686 int max_width, max_height;
687 const struct drm_mode_config_funcs *funcs;
688 resource_size_t fb_base;
690 /* output poll support */
692 struct timeout_task output_poll_task;
694 /* pointers to standard properties */
695 struct list_head property_blob_list;
696 struct drm_property *edid_property;
697 struct drm_property *dpms_property;
699 /* DVI-I properties */
700 struct drm_property *dvi_i_subconnector_property;
701 struct drm_property *dvi_i_select_subconnector_property;
704 struct drm_property *tv_subconnector_property;
705 struct drm_property *tv_select_subconnector_property;
706 struct drm_property *tv_mode_property;
707 struct drm_property *tv_left_margin_property;
708 struct drm_property *tv_right_margin_property;
709 struct drm_property *tv_top_margin_property;
710 struct drm_property *tv_bottom_margin_property;
711 struct drm_property *tv_brightness_property;
712 struct drm_property *tv_contrast_property;
713 struct drm_property *tv_flicker_reduction_property;
714 struct drm_property *tv_overscan_property;
715 struct drm_property *tv_saturation_property;
716 struct drm_property *tv_hue_property;
718 /* Optional properties */
719 struct drm_property *scaling_mode_property;
720 struct drm_property *dithering_mode_property;
721 struct drm_property *dirty_info_property;
723 /* dumb ioctl parameters */
724 uint32_t preferred_depth, prefer_shadow;
727 #define obj_to_crtc(x) container_of(x, struct drm_crtc, base)
728 #define obj_to_connector(x) container_of(x, struct drm_connector, base)
729 #define obj_to_encoder(x) container_of(x, struct drm_encoder, base)
730 #define obj_to_mode(x) container_of(x, struct drm_display_mode, base)
731 #define obj_to_fb(x) container_of(x, struct drm_framebuffer, base)
732 #define obj_to_property(x) container_of(x, struct drm_property, base)
733 #define obj_to_blob(x) container_of(x, struct drm_property_blob, base)
734 #define obj_to_plane(x) container_of(x, struct drm_plane, base)
736 struct drm_prop_enum_list {
741 #if defined(MODE_SETTING_LOCKING_IS_NOT_BROKEN)
742 #define DRM_MODE_CONFIG_ASSERT_LOCKED(dev) \
743 sx_assert(&dev->mode_config.mutex, SA_XLOCKED)
745 #define DRM_MODE_CONFIG_ASSERT_LOCKED(dev)
748 extern char *drm_get_dirty_info_name(int val);
749 extern char *drm_get_connector_status_name(enum drm_connector_status status);
751 extern int drm_crtc_init(struct drm_device *dev,
752 struct drm_crtc *crtc,
753 const struct drm_crtc_funcs *funcs);
754 extern void drm_crtc_cleanup(struct drm_crtc *crtc);
756 extern int drm_connector_init(struct drm_device *dev,
757 struct drm_connector *connector,
758 const struct drm_connector_funcs *funcs,
761 extern void drm_connector_cleanup(struct drm_connector *connector);
763 extern int drm_encoder_init(struct drm_device *dev,
764 struct drm_encoder *encoder,
765 const struct drm_encoder_funcs *funcs,
768 extern int drm_plane_init(struct drm_device *dev,
769 struct drm_plane *plane,
770 unsigned long possible_crtcs,
771 const struct drm_plane_funcs *funcs,
772 const uint32_t *formats, uint32_t format_count,
774 extern void drm_plane_cleanup(struct drm_plane *plane);
776 extern void drm_encoder_cleanup(struct drm_encoder *encoder);
778 extern char *drm_get_connector_name(struct drm_connector *connector);
779 extern char *drm_get_dpms_name(int val);
780 extern char *drm_get_dvi_i_subconnector_name(int val);
781 extern char *drm_get_dvi_i_select_name(int val);
782 extern char *drm_get_tv_subconnector_name(int val);
783 extern char *drm_get_tv_select_name(int val);
784 extern void drm_fb_release(struct drm_file *file_priv);
785 extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group);
786 extern struct edid *drm_get_edid(struct drm_connector *connector,
788 extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid);
789 extern void drm_mode_probed_add(struct drm_connector *connector, struct drm_display_mode *mode);
790 extern void drm_mode_remove(struct drm_connector *connector, struct drm_display_mode *mode);
791 extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev,
792 const struct drm_display_mode *mode);
793 extern void drm_mode_debug_printmodeline(struct drm_display_mode *mode);
794 extern void drm_mode_config_init(struct drm_device *dev);
795 extern void drm_mode_config_reset(struct drm_device *dev);
796 extern void drm_mode_config_cleanup(struct drm_device *dev);
797 extern void drm_mode_set_name(struct drm_display_mode *mode);
798 extern bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2);
799 extern int drm_mode_width(struct drm_display_mode *mode);
800 extern int drm_mode_height(struct drm_display_mode *mode);
802 /* for us by fb module */
803 extern int drm_mode_attachmode_crtc(struct drm_device *dev,
804 struct drm_crtc *crtc,
805 const struct drm_display_mode *mode);
806 extern int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode);
808 extern struct drm_display_mode *drm_mode_create(struct drm_device *dev);
809 extern void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode);
810 extern void drm_mode_list_concat(struct list_head *head,
811 struct list_head *new);
812 extern void drm_mode_validate_size(struct drm_device *dev,
813 struct list_head *mode_list,
814 int maxX, int maxY, int maxPitch);
815 extern void drm_mode_validate_clocks(struct drm_device *dev,
816 struct list_head *mode_list,
817 int *min, int *max, int n_ranges);
818 extern void drm_mode_prune_invalid(struct drm_device *dev,
819 struct list_head *mode_list, bool verbose);
820 extern void drm_mode_sort(struct list_head *mode_list);
821 extern int drm_mode_hsync(const struct drm_display_mode *mode);
822 extern int drm_mode_vrefresh(const struct drm_display_mode *mode);
823 extern void drm_mode_set_crtcinfo(struct drm_display_mode *p,
825 extern void drm_mode_connector_list_update(struct drm_connector *connector);
826 extern int drm_mode_connector_update_edid_property(struct drm_connector *connector,
828 extern int drm_connector_property_set_value(struct drm_connector *connector,
829 struct drm_property *property,
831 extern int drm_connector_property_get_value(struct drm_connector *connector,
832 struct drm_property *property,
834 extern struct drm_display_mode *drm_crtc_mode_create(struct drm_device *dev);
835 extern void drm_framebuffer_set_object(struct drm_device *dev,
836 unsigned long handle);
837 extern int drm_framebuffer_init(struct drm_device *dev,
838 struct drm_framebuffer *fb,
839 const struct drm_framebuffer_funcs *funcs);
840 extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb);
841 extern int drmfb_probe(struct drm_device *dev, struct drm_crtc *crtc);
842 extern int drmfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
843 extern void drm_crtc_probe_connector_modes(struct drm_device *dev, int maxX, int maxY);
844 extern bool drm_crtc_in_use(struct drm_crtc *crtc);
846 extern int drm_connector_attach_property(struct drm_connector *connector,
847 struct drm_property *property, uint64_t init_val);
848 extern struct drm_property *drm_property_create(struct drm_device *dev, int flags,
849 const char *name, int num_values);
850 extern struct drm_property *drm_property_create_enum(struct drm_device *dev, int flags,
852 const struct drm_prop_enum_list *props,
854 struct drm_property *drm_property_create_range(struct drm_device *dev, int flags,
856 uint64_t min, uint64_t max);
857 extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property);
858 extern int drm_property_add_enum(struct drm_property *property, int index,
859 uint64_t value, const char *name);
860 extern int drm_mode_create_dvi_i_properties(struct drm_device *dev);
861 extern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats,
863 extern int drm_mode_create_scaling_mode_property(struct drm_device *dev);
864 extern int drm_mode_create_dithering_property(struct drm_device *dev);
865 extern int drm_mode_create_dirty_info_property(struct drm_device *dev);
866 extern char *drm_get_encoder_name(struct drm_encoder *encoder);
868 extern int drm_mode_connector_attach_encoder(struct drm_connector *connector,
869 struct drm_encoder *encoder);
870 extern void drm_mode_connector_detach_encoder(struct drm_connector *connector,
871 struct drm_encoder *encoder);
872 extern int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc,
874 extern struct drm_mode_object *drm_mode_object_find(struct drm_device *dev,
875 uint32_t id, uint32_t type);
877 extern int drm_mode_getresources(struct drm_device *dev,
878 void *data, struct drm_file *file_priv);
879 extern int drm_mode_getplane_res(struct drm_device *dev, void *data,
880 struct drm_file *file_priv);
881 extern int drm_mode_getcrtc(struct drm_device *dev,
882 void *data, struct drm_file *file_priv);
883 extern int drm_mode_getconnector(struct drm_device *dev,
884 void *data, struct drm_file *file_priv);
885 extern int drm_mode_setcrtc(struct drm_device *dev,
886 void *data, struct drm_file *file_priv);
887 extern int drm_mode_getplane(struct drm_device *dev,
888 void *data, struct drm_file *file_priv);
889 extern int drm_mode_setplane(struct drm_device *dev,
890 void *data, struct drm_file *file_priv);
891 extern int drm_mode_cursor_ioctl(struct drm_device *dev,
892 void *data, struct drm_file *file_priv);
893 extern int drm_mode_addfb(struct drm_device *dev,
894 void *data, struct drm_file *file_priv);
895 extern int drm_mode_addfb2(struct drm_device *dev,
896 void *data, struct drm_file *file_priv);
897 extern uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth);
898 extern int drm_mode_rmfb(struct drm_device *dev,
899 void *data, struct drm_file *file_priv);
900 extern int drm_mode_getfb(struct drm_device *dev,
901 void *data, struct drm_file *file_priv);
902 extern int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
903 void *data, struct drm_file *file_priv);
904 extern int drm_mode_addmode_ioctl(struct drm_device *dev,
905 void *data, struct drm_file *file_priv);
906 extern int drm_mode_rmmode_ioctl(struct drm_device *dev,
907 void *data, struct drm_file *file_priv);
908 extern int drm_mode_attachmode_ioctl(struct drm_device *dev,
909 void *data, struct drm_file *file_priv);
910 extern int drm_mode_detachmode_ioctl(struct drm_device *dev,
911 void *data, struct drm_file *file_priv);
913 extern int drm_mode_getproperty_ioctl(struct drm_device *dev,
914 void *data, struct drm_file *file_priv);
915 extern int drm_mode_getblob_ioctl(struct drm_device *dev,
916 void *data, struct drm_file *file_priv);
917 extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev,
918 void *data, struct drm_file *file_priv);
919 extern int drm_mode_hotplug_ioctl(struct drm_device *dev,
920 void *data, struct drm_file *file_priv);
921 extern int drm_mode_replacefb(struct drm_device *dev,
922 void *data, struct drm_file *file_priv);
923 extern int drm_mode_getencoder(struct drm_device *dev,
924 void *data, struct drm_file *file_priv);
925 extern int drm_mode_gamma_get_ioctl(struct drm_device *dev,
926 void *data, struct drm_file *file_priv);
927 extern int drm_mode_gamma_set_ioctl(struct drm_device *dev,
928 void *data, struct drm_file *file_priv);
929 extern bool drm_detect_hdmi_monitor(struct edid *edid);
930 extern bool drm_detect_monitor_audio(struct edid *edid);
931 extern int drm_mode_page_flip_ioctl(struct drm_device *dev,
932 void *data, struct drm_file *file_priv);
933 extern struct drm_display_mode *drm_cvt_mode(struct drm_device *dev,
934 int hdisplay, int vdisplay, int vrefresh,
935 bool reduced, bool interlaced, bool margins);
936 extern struct drm_display_mode *drm_gtf_mode(struct drm_device *dev,
937 int hdisplay, int vdisplay, int vrefresh,
938 bool interlaced, int margins);
939 extern struct drm_display_mode *drm_gtf_mode_complex(struct drm_device *dev,
940 int hdisplay, int vdisplay, int vrefresh,
941 bool interlaced, int margins, int GTF_M,
942 int GTF_2C, int GTF_K, int GTF_2J);
943 extern int drm_add_modes_noedid(struct drm_connector *connector,
944 int hdisplay, int vdisplay);
946 extern int drm_edid_header_is_valid(const u8 *raw_edid);
947 extern bool drm_edid_is_valid(struct edid *edid);
948 struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev,
949 int hsize, int vsize, int fresh);
951 extern int drm_mode_create_dumb_ioctl(struct drm_device *dev,
952 void *data, struct drm_file *file_priv);
953 extern int drm_mode_mmap_dumb_ioctl(struct drm_device *dev,
954 void *data, struct drm_file *file_priv);
955 extern int drm_mode_destroy_dumb_ioctl(struct drm_device *dev,
956 void *data, struct drm_file *file_priv);
958 extern void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth,
960 #endif /* __DRM_CRTC_H__ */