drm_crtc.h revision 277487
1235783Skib/* 2235783Skib * Copyright �� 2006 Keith Packard 3235783Skib * Copyright �� 2007-2008 Dave Airlie 4235783Skib * Copyright �� 2007-2008 Intel Corporation 5235783Skib * Jesse Barnes <jesse.barnes@intel.com> 6235783Skib * 7235783Skib * Permission is hereby granted, free of charge, to any person obtaining a 8235783Skib * copy of this software and associated documentation files (the "Software"), 9235783Skib * to deal in the Software without restriction, including without limitation 10235783Skib * the rights to use, copy, modify, merge, publish, distribute, sublicense, 11235783Skib * and/or sell copies of the Software, and to permit persons to whom the 12235783Skib * Software is furnished to do so, subject to the following conditions: 13235783Skib * 14235783Skib * The above copyright notice and this permission notice shall be included in 15235783Skib * all copies or substantial portions of the Software. 16235783Skib * 17235783Skib * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18235783Skib * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19235783Skib * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20235783Skib * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 21235783Skib * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 22235783Skib * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 23235783Skib * OTHER DEALINGS IN THE SOFTWARE. 24235783Skib * 25235783Skib * $FreeBSD: head/sys/dev/drm2/drm_crtc.h 277487 2015-01-21 16:10:37Z kib $ 26235783Skib */ 27235783Skib#ifndef __DRM_CRTC_H__ 28235783Skib#define __DRM_CRTC_H__ 29235783Skib 30235783Skib#include <dev/drm2/drm_gem_names.h> 31235783Skib#include <dev/drm2/drm_fourcc.h> 32235783Skib 33235783Skibstruct drm_device; 34235783Skibstruct drm_mode_set; 35235783Skibstruct drm_framebuffer; 36235783Skibstruct i2c_adapter; 37235783Skib 38235783Skib#define DRM_MODE_OBJECT_CRTC 0xcccccccc 39235783Skib#define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0 40235783Skib#define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0 41235783Skib#define DRM_MODE_OBJECT_MODE 0xdededede 42235783Skib#define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0 43235783Skib#define DRM_MODE_OBJECT_FB 0xfbfbfbfb 44235783Skib#define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb 45235783Skib#define DRM_MODE_OBJECT_PLANE 0xeeeeeeee 46235783Skib 47235783Skibstruct drm_mode_object { 48235783Skib uint32_t id; 49235783Skib uint32_t type; 50277487Skib struct drm_object_properties *properties; 51235783Skib}; 52235783Skib 53277487Skib#define DRM_OBJECT_MAX_PROPERTY 16 54277487Skibstruct drm_object_properties { 55277487Skib int count; 56277487Skib uint32_t ids[DRM_OBJECT_MAX_PROPERTY]; 57277487Skib uint64_t values[DRM_OBJECT_MAX_PROPERTY]; 58277487Skib}; 59277487Skib 60235783Skib/* 61235783Skib * Note on terminology: here, for brevity and convenience, we refer to connector 62235783Skib * control chips as 'CRTCs'. They can control any type of connector, VGA, LVDS, 63235783Skib * DVI, etc. And 'screen' refers to the whole of the visible display, which 64235783Skib * may span multiple monitors (and therefore multiple CRTC and connector 65235783Skib * structures). 66235783Skib */ 67235783Skib 68235783Skibenum drm_mode_status { 69235783Skib MODE_OK = 0, /* Mode OK */ 70235783Skib MODE_HSYNC, /* hsync out of range */ 71235783Skib MODE_VSYNC, /* vsync out of range */ 72235783Skib MODE_H_ILLEGAL, /* mode has illegal horizontal timings */ 73235783Skib MODE_V_ILLEGAL, /* mode has illegal horizontal timings */ 74235783Skib MODE_BAD_WIDTH, /* requires an unsupported linepitch */ 75235783Skib MODE_NOMODE, /* no mode with a maching name */ 76235783Skib MODE_NO_INTERLACE, /* interlaced mode not supported */ 77235783Skib MODE_NO_DBLESCAN, /* doublescan mode not supported */ 78235783Skib MODE_NO_VSCAN, /* multiscan mode not supported */ 79235783Skib MODE_MEM, /* insufficient video memory */ 80235783Skib MODE_VIRTUAL_X, /* mode width too large for specified virtual size */ 81235783Skib MODE_VIRTUAL_Y, /* mode height too large for specified virtual size */ 82235783Skib MODE_MEM_VIRT, /* insufficient video memory given virtual size */ 83235783Skib MODE_NOCLOCK, /* no fixed clock available */ 84235783Skib MODE_CLOCK_HIGH, /* clock required is too high */ 85235783Skib MODE_CLOCK_LOW, /* clock required is too low */ 86235783Skib MODE_CLOCK_RANGE, /* clock/mode isn't in a ClockRange */ 87235783Skib MODE_BAD_HVALUE, /* horizontal timing was out of range */ 88235783Skib MODE_BAD_VVALUE, /* vertical timing was out of range */ 89235783Skib MODE_BAD_VSCAN, /* VScan value out of range */ 90235783Skib MODE_HSYNC_NARROW, /* horizontal sync too narrow */ 91235783Skib MODE_HSYNC_WIDE, /* horizontal sync too wide */ 92235783Skib MODE_HBLANK_NARROW, /* horizontal blanking too narrow */ 93235783Skib MODE_HBLANK_WIDE, /* horizontal blanking too wide */ 94235783Skib MODE_VSYNC_NARROW, /* vertical sync too narrow */ 95235783Skib MODE_VSYNC_WIDE, /* vertical sync too wide */ 96235783Skib MODE_VBLANK_NARROW, /* vertical blanking too narrow */ 97235783Skib MODE_VBLANK_WIDE, /* vertical blanking too wide */ 98235783Skib MODE_PANEL, /* exceeds panel dimensions */ 99235783Skib MODE_INTERLACE_WIDTH, /* width too large for interlaced mode */ 100235783Skib MODE_ONE_WIDTH, /* only one width is supported */ 101235783Skib MODE_ONE_HEIGHT, /* only one height is supported */ 102235783Skib MODE_ONE_SIZE, /* only one resolution is supported */ 103235783Skib MODE_NO_REDUCED, /* monitor doesn't accept reduced blanking */ 104235783Skib MODE_UNVERIFIED = -3, /* mode needs to reverified */ 105235783Skib MODE_BAD = -2, /* unspecified reason */ 106235783Skib MODE_ERROR = -1 /* error condition */ 107235783Skib}; 108235783Skib 109235783Skib#define DRM_MODE_TYPE_CLOCK_CRTC_C (DRM_MODE_TYPE_CLOCK_C | \ 110235783Skib DRM_MODE_TYPE_CRTC_C) 111235783Skib 112235783Skib#define DRM_MODE(nm, t, c, hd, hss, hse, ht, hsk, vd, vss, vse, vt, vs, f) \ 113235783Skib .name = nm, .status = 0, .type = (t), .clock = (c), \ 114235783Skib .hdisplay = (hd), .hsync_start = (hss), .hsync_end = (hse), \ 115235783Skib .htotal = (ht), .hskew = (hsk), .vdisplay = (vd), \ 116235783Skib .vsync_start = (vss), .vsync_end = (vse), .vtotal = (vt), \ 117235783Skib .vscan = (vs), .flags = (f), .vrefresh = 0 118235783Skib 119235783Skib#define CRTC_INTERLACE_HALVE_V 0x1 /* halve V values for interlacing */ 120235783Skib 121235783Skibstruct drm_display_mode { 122235783Skib /* Header */ 123235783Skib struct list_head head; 124235783Skib struct drm_mode_object base; 125235783Skib 126235783Skib char name[DRM_DISPLAY_MODE_LEN]; 127235783Skib 128235783Skib int connector_count; 129235783Skib enum drm_mode_status status; 130235783Skib int type; 131235783Skib 132235783Skib /* Proposed mode values */ 133235783Skib int clock; /* in kHz */ 134235783Skib int hdisplay; 135235783Skib int hsync_start; 136235783Skib int hsync_end; 137235783Skib int htotal; 138235783Skib int hskew; 139235783Skib int vdisplay; 140235783Skib int vsync_start; 141235783Skib int vsync_end; 142235783Skib int vtotal; 143235783Skib int vscan; 144235783Skib unsigned int flags; 145235783Skib 146235783Skib /* Addressable image size (may be 0 for projectors, etc.) */ 147235783Skib int width_mm; 148235783Skib int height_mm; 149235783Skib 150235783Skib /* Actual mode we give to hw */ 151235783Skib int clock_index; 152235783Skib int synth_clock; 153235783Skib int crtc_hdisplay; 154235783Skib int crtc_hblank_start; 155235783Skib int crtc_hblank_end; 156235783Skib int crtc_hsync_start; 157235783Skib int crtc_hsync_end; 158235783Skib int crtc_htotal; 159235783Skib int crtc_hskew; 160235783Skib int crtc_vdisplay; 161235783Skib int crtc_vblank_start; 162235783Skib int crtc_vblank_end; 163235783Skib int crtc_vsync_start; 164235783Skib int crtc_vsync_end; 165235783Skib int crtc_vtotal; 166235783Skib int crtc_hadjusted; 167235783Skib int crtc_vadjusted; 168235783Skib 169235783Skib /* Driver private mode info */ 170235783Skib int private_size; 171235783Skib int *private; 172235783Skib int private_flags; 173235783Skib 174235783Skib int vrefresh; /* in Hz */ 175235783Skib int hsync; /* in kHz */ 176235783Skib}; 177235783Skib 178235783Skibenum drm_connector_status { 179235783Skib connector_status_connected = 1, 180235783Skib connector_status_disconnected = 2, 181235783Skib connector_status_unknown = 3, 182235783Skib}; 183235783Skib 184235783Skibenum subpixel_order { 185235783Skib SubPixelUnknown = 0, 186235783Skib SubPixelHorizontalRGB, 187235783Skib SubPixelHorizontalBGR, 188235783Skib SubPixelVerticalRGB, 189235783Skib SubPixelVerticalBGR, 190235783Skib SubPixelNone, 191235783Skib}; 192235783Skib 193235783Skib#define DRM_COLOR_FORMAT_RGB444 (1<<0) 194235783Skib#define DRM_COLOR_FORMAT_YCRCB444 (1<<1) 195235783Skib#define DRM_COLOR_FORMAT_YCRCB422 (1<<2) 196235783Skib/* 197235783Skib * Describes a given display (e.g. CRT or flat panel) and its limitations. 198235783Skib */ 199235783Skibstruct drm_display_info { 200235783Skib char name[DRM_DISPLAY_INFO_LEN]; 201235783Skib 202235783Skib /* Physical size */ 203235783Skib unsigned int width_mm; 204235783Skib unsigned int height_mm; 205235783Skib 206235783Skib /* Clock limits FIXME: storage format */ 207235783Skib unsigned int min_vfreq, max_vfreq; 208235783Skib unsigned int min_hfreq, max_hfreq; 209235783Skib unsigned int pixel_clock; 210235783Skib unsigned int bpc; 211235783Skib 212235783Skib enum subpixel_order subpixel_order; 213235783Skib u32 color_formats; 214235783Skib 215235783Skib u8 cea_rev; 216235783Skib 217235783Skib char *raw_edid; /* if any */ 218235783Skib}; 219235783Skib 220235783Skibstruct drm_framebuffer_funcs { 221235783Skib void (*destroy)(struct drm_framebuffer *framebuffer); 222235783Skib int (*create_handle)(struct drm_framebuffer *fb, 223235783Skib struct drm_file *file_priv, 224235783Skib unsigned int *handle); 225235783Skib /** 226235783Skib * Optinal callback for the dirty fb ioctl. 227235783Skib * 228235783Skib * Userspace can notify the driver via this callback 229235783Skib * that a area of the framebuffer has changed and should 230235783Skib * be flushed to the display hardware. 231235783Skib * 232235783Skib * See documentation in drm_mode.h for the struct 233235783Skib * drm_mode_fb_dirty_cmd for more information as all 234235783Skib * the semantics and arguments have a one to one mapping 235235783Skib * on this function. 236235783Skib */ 237235783Skib int (*dirty)(struct drm_framebuffer *framebuffer, 238235783Skib struct drm_file *file_priv, unsigned flags, 239235783Skib unsigned color, struct drm_clip_rect *clips, 240235783Skib unsigned num_clips); 241235783Skib}; 242235783Skib 243235783Skibstruct drm_framebuffer { 244235783Skib struct drm_device *dev; 245235783Skib struct list_head head; 246235783Skib struct drm_mode_object base; 247235783Skib const struct drm_framebuffer_funcs *funcs; 248235783Skib unsigned int pitches[4]; 249235783Skib unsigned int offsets[4]; 250235783Skib unsigned int width; 251235783Skib unsigned int height; 252235783Skib /* depth can be 15 or 16 */ 253235783Skib unsigned int depth; 254235783Skib int bits_per_pixel; 255235783Skib int flags; 256235783Skib uint32_t pixel_format; /* fourcc format */ 257235783Skib struct list_head filp_head; 258235783Skib /* if you are using the helper */ 259235783Skib void *helper_private; 260235783Skib}; 261235783Skib 262235783Skibstruct drm_property_blob { 263235783Skib struct drm_mode_object base; 264235783Skib struct list_head head; 265235783Skib unsigned int length; 266235783Skib unsigned char data[]; 267235783Skib}; 268235783Skib 269235783Skibstruct drm_property_enum { 270235783Skib uint64_t value; 271235783Skib struct list_head head; 272235783Skib char name[DRM_PROP_NAME_LEN]; 273235783Skib}; 274235783Skib 275235783Skibstruct drm_property { 276235783Skib struct list_head head; 277235783Skib struct drm_mode_object base; 278235783Skib uint32_t flags; 279235783Skib char name[DRM_PROP_NAME_LEN]; 280235783Skib uint32_t num_values; 281235783Skib uint64_t *values; 282235783Skib 283235783Skib struct list_head enum_blob_list; 284235783Skib}; 285235783Skib 286235783Skibstruct drm_crtc; 287235783Skibstruct drm_connector; 288235783Skibstruct drm_encoder; 289235783Skibstruct drm_pending_vblank_event; 290235783Skibstruct drm_plane; 291235783Skib 292235783Skib/** 293235783Skib * drm_crtc_funcs - control CRTCs for a given device 294235783Skib * @reset: reset CRTC after state has been invalidate (e.g. resume) 295235783Skib * @dpms: control display power levels 296235783Skib * @save: save CRTC state 297235783Skib * @resore: restore CRTC state 298235783Skib * @lock: lock the CRTC 299235783Skib * @unlock: unlock the CRTC 300235783Skib * @shadow_allocate: allocate shadow pixmap 301235783Skib * @shadow_create: create shadow pixmap for rotation support 302235783Skib * @shadow_destroy: free shadow pixmap 303235783Skib * @mode_fixup: fixup proposed mode 304235783Skib * @mode_set: set the desired mode on the CRTC 305235783Skib * @gamma_set: specify color ramp for CRTC 306277487Skib * @destroy: deinit and free object 307277487Skib * @set_property: called when a property is changed 308235783Skib * 309235783Skib * The drm_crtc_funcs structure is the central CRTC management structure 310235783Skib * in the DRM. Each CRTC controls one or more connectors (note that the name 311235783Skib * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc. 312235783Skib * connectors, not just CRTs). 313235783Skib * 314235783Skib * Each driver is responsible for filling out this structure at startup time, 315235783Skib * in addition to providing other modesetting features, like i2c and DDC 316235783Skib * bus accessors. 317235783Skib */ 318235783Skibstruct drm_crtc_funcs { 319235783Skib /* Save CRTC state */ 320235783Skib void (*save)(struct drm_crtc *crtc); /* suspend? */ 321235783Skib /* Restore CRTC state */ 322235783Skib void (*restore)(struct drm_crtc *crtc); /* resume? */ 323235783Skib /* Reset CRTC state */ 324235783Skib void (*reset)(struct drm_crtc *crtc); 325235783Skib 326235783Skib /* cursor controls */ 327235783Skib int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv, 328235783Skib uint32_t handle, uint32_t width, uint32_t height); 329235783Skib int (*cursor_move)(struct drm_crtc *crtc, int x, int y); 330235783Skib 331235783Skib /* Set gamma on the CRTC */ 332235783Skib void (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b, 333235783Skib uint32_t start, uint32_t size); 334235783Skib /* Object destroy routine */ 335235783Skib void (*destroy)(struct drm_crtc *crtc); 336235783Skib 337235783Skib int (*set_config)(struct drm_mode_set *set); 338235783Skib 339235783Skib /* 340235783Skib * Flip to the given framebuffer. This implements the page 341235783Skib * flip ioctl descibed in drm_mode.h, specifically, the 342235783Skib * implementation must return immediately and block all 343235783Skib * rendering to the current fb until the flip has completed. 344235783Skib * If userspace set the event flag in the ioctl, the event 345235783Skib * argument will point to an event to send back when the flip 346235783Skib * completes, otherwise it will be NULL. 347235783Skib */ 348235783Skib int (*page_flip)(struct drm_crtc *crtc, 349235783Skib struct drm_framebuffer *fb, 350235783Skib struct drm_pending_vblank_event *event); 351277487Skib int (*set_property)(struct drm_crtc *crtc, 352277487Skib struct drm_property *property, uint64_t val); 353235783Skib}; 354235783Skib 355235783Skib/** 356235783Skib * drm_crtc - central CRTC control structure 357235783Skib * @enabled: is this CRTC enabled? 358235783Skib * @x: x position on screen 359235783Skib * @y: y position on screen 360235783Skib * @funcs: CRTC control functions 361277487Skib * @properties: property tracking for this CRTC 362235783Skib * 363235783Skib * Each CRTC may have one or more connectors associated with it. This structure 364235783Skib * allows the CRTC to be controlled. 365235783Skib */ 366235783Skibstruct drm_crtc { 367235783Skib struct drm_device *dev; 368235783Skib struct list_head head; 369235783Skib 370235783Skib struct drm_mode_object base; 371235783Skib 372235783Skib /* framebuffer the connector is currently bound to */ 373235783Skib struct drm_framebuffer *fb; 374235783Skib 375235783Skib bool enabled; 376235783Skib 377235783Skib /* Requested mode from modesetting. */ 378235783Skib struct drm_display_mode mode; 379235783Skib 380235783Skib /* Programmed mode in hw, after adjustments for encoders, 381235783Skib * crtc, panel scaling etc. Needed for timestamping etc. 382235783Skib */ 383235783Skib struct drm_display_mode hwmode; 384235783Skib 385235783Skib int x, y; 386235783Skib const struct drm_crtc_funcs *funcs; 387235783Skib 388235783Skib /* CRTC gamma size for reporting to userspace */ 389235783Skib uint32_t gamma_size; 390235783Skib uint16_t *gamma_store; 391235783Skib 392235783Skib /* Constants needed for precise vblank and swap timestamping. */ 393235783Skib int64_t framedur_ns, linedur_ns, pixeldur_ns; 394235783Skib 395235783Skib /* if you are using the helper */ 396235783Skib void *helper_private; 397277487Skib 398277487Skib struct drm_object_properties properties; 399235783Skib}; 400235783Skib 401235783Skib 402235783Skib/** 403235783Skib * drm_connector_funcs - control connectors on a given device 404235783Skib * @dpms: set power state (see drm_crtc_funcs above) 405235783Skib * @save: save connector state 406235783Skib * @restore: restore connector state 407235783Skib * @reset: reset connector after state has been invalidate (e.g. resume) 408235783Skib * @mode_valid: is this mode valid on the given connector? 409235783Skib * @mode_fixup: try to fixup proposed mode for this connector 410235783Skib * @mode_set: set this mode 411235783Skib * @detect: is this connector active? 412235783Skib * @get_modes: get mode list for this connector 413235783Skib * @set_property: property for this connector may need update 414235783Skib * @destroy: make object go away 415235783Skib * @force: notify the driver the connector is forced on 416235783Skib * 417235783Skib * Each CRTC may have one or more connectors attached to it. The functions 418235783Skib * below allow the core DRM code to control connectors, enumerate available modes, 419235783Skib * etc. 420235783Skib */ 421235783Skibstruct drm_connector_funcs { 422235783Skib void (*dpms)(struct drm_connector *connector, int mode); 423235783Skib void (*save)(struct drm_connector *connector); 424235783Skib void (*restore)(struct drm_connector *connector); 425235783Skib void (*reset)(struct drm_connector *connector); 426235783Skib 427235783Skib /* Check to see if anything is attached to the connector. 428235783Skib * @force is set to false whilst polling, true when checking the 429235783Skib * connector due to user request. @force can be used by the driver 430235783Skib * to avoid expensive, destructive operations during automated 431235783Skib * probing. 432235783Skib */ 433235783Skib enum drm_connector_status (*detect)(struct drm_connector *connector, 434235783Skib bool force); 435235783Skib int (*fill_modes)(struct drm_connector *connector, uint32_t max_width, uint32_t max_height); 436235783Skib int (*set_property)(struct drm_connector *connector, struct drm_property *property, 437235783Skib uint64_t val); 438235783Skib void (*destroy)(struct drm_connector *connector); 439235783Skib void (*force)(struct drm_connector *connector); 440235783Skib}; 441235783Skib 442235783Skibstruct drm_encoder_funcs { 443235783Skib void (*reset)(struct drm_encoder *encoder); 444235783Skib void (*destroy)(struct drm_encoder *encoder); 445235783Skib}; 446235783Skib 447235783Skib#define DRM_CONNECTOR_MAX_UMODES 16 448235783Skib#define DRM_CONNECTOR_LEN 32 449235783Skib#define DRM_CONNECTOR_MAX_ENCODER 2 450235783Skib 451235783Skib/** 452235783Skib * drm_encoder - central DRM encoder structure 453235783Skib */ 454235783Skibstruct drm_encoder { 455235783Skib struct drm_device *dev; 456235783Skib struct list_head head; 457235783Skib 458235783Skib struct drm_mode_object base; 459235783Skib int encoder_type; 460235783Skib uint32_t possible_crtcs; 461235783Skib uint32_t possible_clones; 462235783Skib 463235783Skib struct drm_crtc *crtc; 464235783Skib const struct drm_encoder_funcs *funcs; 465235783Skib void *helper_private; 466235783Skib}; 467235783Skib 468235783Skibenum drm_connector_force { 469235783Skib DRM_FORCE_UNSPECIFIED, 470235783Skib DRM_FORCE_OFF, 471235783Skib DRM_FORCE_ON, /* force on analog part normally */ 472235783Skib DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */ 473235783Skib}; 474235783Skib 475235783Skib/* should we poll this connector for connects and disconnects */ 476235783Skib/* hot plug detectable */ 477235783Skib#define DRM_CONNECTOR_POLL_HPD (1 << 0) 478235783Skib/* poll for connections */ 479235783Skib#define DRM_CONNECTOR_POLL_CONNECT (1 << 1) 480235783Skib/* can cleanly poll for disconnections without flickering the screen */ 481235783Skib/* DACs should rarely do this without a lot of testing */ 482235783Skib#define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2) 483235783Skib 484235783Skib#define MAX_ELD_BYTES 128 485235783Skib 486235783Skib/** 487235783Skib * drm_connector - central DRM connector control structure 488235783Skib * @crtc: CRTC this connector is currently connected to, NULL if none 489235783Skib * @interlace_allowed: can this connector handle interlaced modes? 490235783Skib * @doublescan_allowed: can this connector handle doublescan? 491235783Skib * @available_modes: modes available on this connector (from get_modes() + user) 492235783Skib * @initial_x: initial x position for this connector 493235783Skib * @initial_y: initial y position for this connector 494235783Skib * @status: connector connected? 495235783Skib * @funcs: connector control functions 496235783Skib * 497235783Skib * Each connector may be connected to one or more CRTCs, or may be clonable by 498235783Skib * another connector if they can share a CRTC. Each connector also has a specific 499235783Skib * position in the broader display (referred to as a 'screen' though it could 500235783Skib * span multiple monitors). 501235783Skib */ 502235783Skibstruct drm_connector { 503235783Skib struct drm_device *dev; 504235783Skib /* struct device kdev; XXXKIB */ 505235783Skib struct device_attribute *attr; 506235783Skib struct list_head head; 507235783Skib 508235783Skib struct drm_mode_object base; 509235783Skib 510235783Skib int connector_type; 511235783Skib int connector_type_id; 512235783Skib bool interlace_allowed; 513235783Skib bool doublescan_allowed; 514235783Skib struct list_head modes; /* list of modes on this connector */ 515235783Skib 516235783Skib int initial_x, initial_y; 517235783Skib enum drm_connector_status status; 518235783Skib 519235783Skib /* these are modes added by probing with DDC or the BIOS */ 520235783Skib struct list_head probed_modes; 521235783Skib 522235783Skib struct drm_display_info display_info; 523235783Skib const struct drm_connector_funcs *funcs; 524235783Skib 525235783Skib struct list_head user_modes; 526235783Skib struct drm_property_blob *edid_blob_ptr; 527277487Skib struct drm_object_properties properties; 528235783Skib 529235783Skib uint8_t polled; /* DRM_CONNECTOR_POLL_* */ 530235783Skib 531235783Skib /* requested DPMS state */ 532235783Skib int dpms; 533235783Skib 534235783Skib void *helper_private; 535235783Skib 536235783Skib /* forced on connector */ 537235783Skib enum drm_connector_force force; 538235783Skib uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER]; 539235783Skib uint32_t force_encoder_id; 540235783Skib struct drm_encoder *encoder; /* currently active encoder */ 541235783Skib 542235783Skib /* EDID bits */ 543235783Skib uint8_t eld[MAX_ELD_BYTES]; 544235783Skib bool dvi_dual; 545235783Skib int max_tmds_clock; /* in MHz */ 546235783Skib bool latency_present[2]; 547235783Skib int video_latency[2]; /* [0]: progressive, [1]: interlaced */ 548235783Skib int audio_latency[2]; 549235783Skib 550235783Skib int null_edid_counter; /* needed to workaround some HW bugs where we get all 0s */ 551235783Skib}; 552235783Skib 553235783Skib/** 554235783Skib * drm_plane_funcs - driver plane control functions 555235783Skib * @update_plane: update the plane configuration 556235783Skib * @disable_plane: shut down the plane 557235783Skib * @destroy: clean up plane resources 558277487Skib * @set_property: called when a property is changed 559235783Skib */ 560235783Skibstruct drm_plane_funcs { 561235783Skib int (*update_plane)(struct drm_plane *plane, 562235783Skib struct drm_crtc *crtc, struct drm_framebuffer *fb, 563235783Skib int crtc_x, int crtc_y, 564235783Skib unsigned int crtc_w, unsigned int crtc_h, 565235783Skib uint32_t src_x, uint32_t src_y, 566235783Skib uint32_t src_w, uint32_t src_h); 567235783Skib int (*disable_plane)(struct drm_plane *plane); 568235783Skib void (*destroy)(struct drm_plane *plane); 569277487Skib int (*set_property)(struct drm_plane *plane, 570277487Skib struct drm_property *property, uint64_t val); 571235783Skib}; 572235783Skib 573235783Skib/** 574235783Skib * drm_plane - central DRM plane control structure 575235783Skib * @dev: DRM device this plane belongs to 576235783Skib * @head: for list management 577235783Skib * @base: base mode object 578235783Skib * @possible_crtcs: pipes this plane can be bound to 579235783Skib * @format_types: array of formats supported by this plane 580235783Skib * @format_count: number of formats supported 581235783Skib * @crtc: currently bound CRTC 582235783Skib * @fb: currently bound fb 583235783Skib * @gamma_size: size of gamma table 584235783Skib * @gamma_store: gamma correction table 585235783Skib * @enabled: enabled flag 586235783Skib * @funcs: helper functions 587235783Skib * @helper_private: storage for drver layer 588277487Skib @properties: property tracking for this plane 589235783Skib */ 590235783Skibstruct drm_plane { 591235783Skib struct drm_device *dev; 592235783Skib struct list_head head; 593235783Skib 594235783Skib struct drm_mode_object base; 595235783Skib 596235783Skib uint32_t possible_crtcs; 597235783Skib uint32_t *format_types; 598235783Skib uint32_t format_count; 599235783Skib 600235783Skib struct drm_crtc *crtc; 601235783Skib struct drm_framebuffer *fb; 602235783Skib 603235783Skib /* CRTC gamma size for reporting to userspace */ 604235783Skib uint32_t gamma_size; 605235783Skib uint16_t *gamma_store; 606235783Skib 607235783Skib bool enabled; 608235783Skib 609235783Skib const struct drm_plane_funcs *funcs; 610235783Skib void *helper_private; 611277487Skib 612277487Skib struct drm_object_properties properties; 613235783Skib}; 614235783Skib 615235783Skib/** 616235783Skib * struct drm_mode_set 617235783Skib * 618235783Skib * Represents a single crtc the connectors that it drives with what mode 619235783Skib * and from which framebuffer it scans out from. 620235783Skib * 621235783Skib * This is used to set modes. 622235783Skib */ 623235783Skibstruct drm_mode_set { 624235783Skib struct list_head head; 625235783Skib 626235783Skib struct drm_framebuffer *fb; 627235783Skib struct drm_crtc *crtc; 628235783Skib struct drm_display_mode *mode; 629235783Skib 630235783Skib uint32_t x; 631235783Skib uint32_t y; 632235783Skib 633235783Skib struct drm_connector **connectors; 634235783Skib size_t num_connectors; 635235783Skib}; 636235783Skib 637235783Skib/** 638235783Skib * struct drm_mode_config_funcs - configure CRTCs for a given screen layout 639235783Skib */ 640235783Skibstruct drm_mode_config_funcs { 641235783Skib int (*fb_create)(struct drm_device *dev, 642235783Skib struct drm_file *file_priv, struct drm_mode_fb_cmd2 *mode_cmd, 643235783Skib struct drm_framebuffer **res); 644235783Skib void (*output_poll_changed)(struct drm_device *dev); 645235783Skib}; 646235783Skib 647235783Skibstruct drm_mode_group { 648235783Skib uint32_t num_crtcs; 649235783Skib uint32_t num_encoders; 650235783Skib uint32_t num_connectors; 651235783Skib 652235783Skib /* list of object IDs for this group */ 653235783Skib uint32_t *id_list; 654235783Skib}; 655235783Skib 656235783Skib/** 657235783Skib * drm_mode_config - Mode configuration control structure 658235783Skib * 659235783Skib */ 660235783Skibstruct drm_mode_config { 661235783Skib struct sx mutex; /* protects configuration (mode lists etc.) */ 662235783Skib struct drm_gem_names crtc_names; /* use this idr for all IDs, fb, crtc, connector, modes */ 663235783Skib /* this is limited to one for now */ 664235783Skib int num_fb; 665235783Skib struct list_head fb_list; 666235783Skib int num_connector; 667235783Skib struct list_head connector_list; 668235783Skib int num_encoder; 669235783Skib struct list_head encoder_list; 670235783Skib int num_plane; 671235783Skib struct list_head plane_list; 672235783Skib 673235783Skib int num_crtc; 674235783Skib struct list_head crtc_list; 675235783Skib 676235783Skib struct list_head property_list; 677235783Skib 678235783Skib int min_width, min_height; 679235783Skib int max_width, max_height; 680254797Sdumbbell const struct drm_mode_config_funcs *funcs; 681235783Skib resource_size_t fb_base; 682235783Skib 683235783Skib /* output poll support */ 684235783Skib bool poll_enabled; 685235783Skib struct timeout_task output_poll_task; 686235783Skib 687235783Skib /* pointers to standard properties */ 688235783Skib struct list_head property_blob_list; 689235783Skib struct drm_property *edid_property; 690235783Skib struct drm_property *dpms_property; 691235783Skib 692235783Skib /* DVI-I properties */ 693235783Skib struct drm_property *dvi_i_subconnector_property; 694235783Skib struct drm_property *dvi_i_select_subconnector_property; 695235783Skib 696235783Skib /* TV properties */ 697235783Skib struct drm_property *tv_subconnector_property; 698235783Skib struct drm_property *tv_select_subconnector_property; 699235783Skib struct drm_property *tv_mode_property; 700235783Skib struct drm_property *tv_left_margin_property; 701235783Skib struct drm_property *tv_right_margin_property; 702235783Skib struct drm_property *tv_top_margin_property; 703235783Skib struct drm_property *tv_bottom_margin_property; 704235783Skib struct drm_property *tv_brightness_property; 705235783Skib struct drm_property *tv_contrast_property; 706235783Skib struct drm_property *tv_flicker_reduction_property; 707235783Skib struct drm_property *tv_overscan_property; 708235783Skib struct drm_property *tv_saturation_property; 709235783Skib struct drm_property *tv_hue_property; 710235783Skib 711235783Skib /* Optional properties */ 712235783Skib struct drm_property *scaling_mode_property; 713235783Skib struct drm_property *dithering_mode_property; 714235783Skib struct drm_property *dirty_info_property; 715235783Skib 716235783Skib /* dumb ioctl parameters */ 717235783Skib uint32_t preferred_depth, prefer_shadow; 718235783Skib}; 719235783Skib 720235783Skib#define obj_to_crtc(x) container_of(x, struct drm_crtc, base) 721235783Skib#define obj_to_connector(x) container_of(x, struct drm_connector, base) 722235783Skib#define obj_to_encoder(x) container_of(x, struct drm_encoder, base) 723235783Skib#define obj_to_mode(x) container_of(x, struct drm_display_mode, base) 724235783Skib#define obj_to_fb(x) container_of(x, struct drm_framebuffer, base) 725235783Skib#define obj_to_property(x) container_of(x, struct drm_property, base) 726235783Skib#define obj_to_blob(x) container_of(x, struct drm_property_blob, base) 727235783Skib#define obj_to_plane(x) container_of(x, struct drm_plane, base) 728235783Skib 729235783Skibstruct drm_prop_enum_list { 730235783Skib int type; 731235783Skib char *name; 732235783Skib}; 733235783Skib 734235783Skib#if defined(MODE_SETTING_LOCKING_IS_NOT_BROKEN) 735235783Skib#define DRM_MODE_CONFIG_ASSERT_LOCKED(dev) \ 736235783Skib sx_assert(&dev->mode_config.mutex, SA_XLOCKED) 737235783Skib#else 738235783Skib#define DRM_MODE_CONFIG_ASSERT_LOCKED(dev) 739235783Skib#endif 740235783Skib 741235783Skibextern char *drm_get_dirty_info_name(int val); 742235783Skibextern char *drm_get_connector_status_name(enum drm_connector_status status); 743235783Skib 744235783Skibextern int drm_crtc_init(struct drm_device *dev, 745235783Skib struct drm_crtc *crtc, 746235783Skib const struct drm_crtc_funcs *funcs); 747235783Skibextern void drm_crtc_cleanup(struct drm_crtc *crtc); 748235783Skib 749235783Skibextern int drm_connector_init(struct drm_device *dev, 750235783Skib struct drm_connector *connector, 751235783Skib const struct drm_connector_funcs *funcs, 752235783Skib int connector_type); 753235783Skib 754235783Skibextern void drm_connector_cleanup(struct drm_connector *connector); 755235783Skib 756235783Skibextern int drm_encoder_init(struct drm_device *dev, 757235783Skib struct drm_encoder *encoder, 758235783Skib const struct drm_encoder_funcs *funcs, 759235783Skib int encoder_type); 760235783Skib 761235783Skibextern int drm_plane_init(struct drm_device *dev, 762235783Skib struct drm_plane *plane, 763235783Skib unsigned long possible_crtcs, 764235783Skib const struct drm_plane_funcs *funcs, 765235783Skib const uint32_t *formats, uint32_t format_count, 766235783Skib bool priv); 767235783Skibextern void drm_plane_cleanup(struct drm_plane *plane); 768235783Skib 769235783Skibextern void drm_encoder_cleanup(struct drm_encoder *encoder); 770235783Skib 771235783Skibextern char *drm_get_connector_name(struct drm_connector *connector); 772235783Skibextern char *drm_get_dpms_name(int val); 773235783Skibextern char *drm_get_dvi_i_subconnector_name(int val); 774235783Skibextern char *drm_get_dvi_i_select_name(int val); 775235783Skibextern char *drm_get_tv_subconnector_name(int val); 776235783Skibextern char *drm_get_tv_select_name(int val); 777235783Skibextern void drm_fb_release(struct drm_file *file_priv); 778235783Skibextern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); 779235783Skibextern struct edid *drm_get_edid(struct drm_connector *connector, 780235783Skib device_t adapter); 781235783Skibextern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid); 782235783Skibextern void drm_mode_probed_add(struct drm_connector *connector, struct drm_display_mode *mode); 783235783Skibextern void drm_mode_remove(struct drm_connector *connector, struct drm_display_mode *mode); 784235783Skibextern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, 785235783Skib const struct drm_display_mode *mode); 786235783Skibextern void drm_mode_debug_printmodeline(struct drm_display_mode *mode); 787235783Skibextern void drm_mode_config_init(struct drm_device *dev); 788235783Skibextern void drm_mode_config_reset(struct drm_device *dev); 789235783Skibextern void drm_mode_config_cleanup(struct drm_device *dev); 790235783Skibextern void drm_mode_set_name(struct drm_display_mode *mode); 791235783Skibextern bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2); 792235783Skibextern int drm_mode_width(struct drm_display_mode *mode); 793235783Skibextern int drm_mode_height(struct drm_display_mode *mode); 794235783Skib 795235783Skib/* for us by fb module */ 796235783Skibextern int drm_mode_attachmode_crtc(struct drm_device *dev, 797235783Skib struct drm_crtc *crtc, 798235783Skib const struct drm_display_mode *mode); 799235783Skibextern int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode); 800235783Skib 801235783Skibextern struct drm_display_mode *drm_mode_create(struct drm_device *dev); 802235783Skibextern void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode); 803235783Skibextern void drm_mode_list_concat(struct list_head *head, 804235783Skib struct list_head *new); 805235783Skibextern void drm_mode_validate_size(struct drm_device *dev, 806235783Skib struct list_head *mode_list, 807235783Skib int maxX, int maxY, int maxPitch); 808235783Skibextern void drm_mode_validate_clocks(struct drm_device *dev, 809235783Skib struct list_head *mode_list, 810235783Skib int *min, int *max, int n_ranges); 811235783Skibextern void drm_mode_prune_invalid(struct drm_device *dev, 812235783Skib struct list_head *mode_list, bool verbose); 813235783Skibextern void drm_mode_sort(struct list_head *mode_list); 814235783Skibextern int drm_mode_hsync(const struct drm_display_mode *mode); 815235783Skibextern int drm_mode_vrefresh(const struct drm_display_mode *mode); 816235783Skibextern void drm_mode_set_crtcinfo(struct drm_display_mode *p, 817235783Skib int adjust_flags); 818235783Skibextern void drm_mode_connector_list_update(struct drm_connector *connector); 819235783Skibextern int drm_mode_connector_update_edid_property(struct drm_connector *connector, 820235783Skib struct edid *edid); 821235783Skibextern int drm_connector_property_set_value(struct drm_connector *connector, 822235783Skib struct drm_property *property, 823235783Skib uint64_t value); 824235783Skibextern int drm_connector_property_get_value(struct drm_connector *connector, 825235783Skib struct drm_property *property, 826235783Skib uint64_t *value); 827277487Skibvoid drm_object_attach_property(struct drm_mode_object *obj, 828277487Skib struct drm_property *property, 829277487Skib uint64_t init_val); 830277487Skibextern int drm_object_property_set_value(struct drm_mode_object *obj, 831277487Skib struct drm_property *property, 832277487Skib uint64_t val); 833277487Skibextern int drm_object_property_get_value(struct drm_mode_object *obj, 834277487Skib struct drm_property *property, 835277487Skib uint64_t *value); 836235783Skibextern struct drm_display_mode *drm_crtc_mode_create(struct drm_device *dev); 837235783Skibextern void drm_framebuffer_set_object(struct drm_device *dev, 838235783Skib unsigned long handle); 839235783Skibextern int drm_framebuffer_init(struct drm_device *dev, 840235783Skib struct drm_framebuffer *fb, 841235783Skib const struct drm_framebuffer_funcs *funcs); 842235783Skibextern void drm_framebuffer_cleanup(struct drm_framebuffer *fb); 843235783Skibextern int drmfb_probe(struct drm_device *dev, struct drm_crtc *crtc); 844235783Skibextern int drmfb_remove(struct drm_device *dev, struct drm_framebuffer *fb); 845235783Skibextern void drm_crtc_probe_connector_modes(struct drm_device *dev, int maxX, int maxY); 846235783Skibextern bool drm_crtc_in_use(struct drm_crtc *crtc); 847235783Skib 848277487Skibextern void drm_connector_attach_property(struct drm_connector *connector, 849235783Skib struct drm_property *property, uint64_t init_val); 850235783Skibextern struct drm_property *drm_property_create(struct drm_device *dev, int flags, 851235783Skib const char *name, int num_values); 852235783Skibextern struct drm_property *drm_property_create_enum(struct drm_device *dev, int flags, 853235783Skib const char *name, 854235783Skib const struct drm_prop_enum_list *props, 855235783Skib int num_values); 856277487Skibstruct drm_property *drm_property_create_bitmask(struct drm_device *dev, 857277487Skib int flags, const char *name, 858277487Skib const struct drm_prop_enum_list *props, 859277487Skib int num_values); 860235783Skibstruct drm_property *drm_property_create_range(struct drm_device *dev, int flags, 861235783Skib const char *name, 862235783Skib uint64_t min, uint64_t max); 863235783Skibextern void drm_property_destroy(struct drm_device *dev, struct drm_property *property); 864235783Skibextern int drm_property_add_enum(struct drm_property *property, int index, 865235783Skib uint64_t value, const char *name); 866235783Skibextern int drm_mode_create_dvi_i_properties(struct drm_device *dev); 867235783Skibextern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats, 868235783Skib char *formats[]); 869235783Skibextern int drm_mode_create_scaling_mode_property(struct drm_device *dev); 870235783Skibextern int drm_mode_create_dithering_property(struct drm_device *dev); 871235783Skibextern int drm_mode_create_dirty_info_property(struct drm_device *dev); 872235783Skibextern char *drm_get_encoder_name(struct drm_encoder *encoder); 873235783Skib 874235783Skibextern int drm_mode_connector_attach_encoder(struct drm_connector *connector, 875235783Skib struct drm_encoder *encoder); 876235783Skibextern void drm_mode_connector_detach_encoder(struct drm_connector *connector, 877235783Skib struct drm_encoder *encoder); 878235783Skibextern int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, 879235783Skib int gamma_size); 880235783Skibextern struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, 881235783Skib uint32_t id, uint32_t type); 882235783Skib/* IOCTLs */ 883235783Skibextern int drm_mode_getresources(struct drm_device *dev, 884235783Skib void *data, struct drm_file *file_priv); 885235783Skibextern int drm_mode_getplane_res(struct drm_device *dev, void *data, 886235783Skib struct drm_file *file_priv); 887235783Skibextern int drm_mode_getcrtc(struct drm_device *dev, 888235783Skib void *data, struct drm_file *file_priv); 889235783Skibextern int drm_mode_getconnector(struct drm_device *dev, 890235783Skib void *data, struct drm_file *file_priv); 891235783Skibextern int drm_mode_setcrtc(struct drm_device *dev, 892235783Skib void *data, struct drm_file *file_priv); 893235783Skibextern int drm_mode_getplane(struct drm_device *dev, 894235783Skib void *data, struct drm_file *file_priv); 895235783Skibextern int drm_mode_setplane(struct drm_device *dev, 896235783Skib void *data, struct drm_file *file_priv); 897235783Skibextern int drm_mode_cursor_ioctl(struct drm_device *dev, 898235783Skib void *data, struct drm_file *file_priv); 899235783Skibextern int drm_mode_addfb(struct drm_device *dev, 900235783Skib void *data, struct drm_file *file_priv); 901235783Skibextern int drm_mode_addfb2(struct drm_device *dev, 902235783Skib void *data, struct drm_file *file_priv); 903235783Skibextern uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth); 904235783Skibextern int drm_mode_rmfb(struct drm_device *dev, 905235783Skib void *data, struct drm_file *file_priv); 906235783Skibextern int drm_mode_getfb(struct drm_device *dev, 907235783Skib void *data, struct drm_file *file_priv); 908235783Skibextern int drm_mode_dirtyfb_ioctl(struct drm_device *dev, 909235783Skib void *data, struct drm_file *file_priv); 910235783Skibextern int drm_mode_addmode_ioctl(struct drm_device *dev, 911235783Skib void *data, struct drm_file *file_priv); 912235783Skibextern int drm_mode_rmmode_ioctl(struct drm_device *dev, 913235783Skib void *data, struct drm_file *file_priv); 914235783Skibextern int drm_mode_attachmode_ioctl(struct drm_device *dev, 915235783Skib void *data, struct drm_file *file_priv); 916235783Skibextern int drm_mode_detachmode_ioctl(struct drm_device *dev, 917235783Skib void *data, struct drm_file *file_priv); 918235783Skib 919235783Skibextern int drm_mode_getproperty_ioctl(struct drm_device *dev, 920235783Skib void *data, struct drm_file *file_priv); 921235783Skibextern int drm_mode_getblob_ioctl(struct drm_device *dev, 922235783Skib void *data, struct drm_file *file_priv); 923235783Skibextern int drm_mode_connector_property_set_ioctl(struct drm_device *dev, 924235783Skib void *data, struct drm_file *file_priv); 925235783Skibextern int drm_mode_hotplug_ioctl(struct drm_device *dev, 926235783Skib void *data, struct drm_file *file_priv); 927235783Skibextern int drm_mode_replacefb(struct drm_device *dev, 928235783Skib void *data, struct drm_file *file_priv); 929235783Skibextern int drm_mode_getencoder(struct drm_device *dev, 930235783Skib void *data, struct drm_file *file_priv); 931235783Skibextern int drm_mode_gamma_get_ioctl(struct drm_device *dev, 932235783Skib void *data, struct drm_file *file_priv); 933235783Skibextern int drm_mode_gamma_set_ioctl(struct drm_device *dev, 934235783Skib void *data, struct drm_file *file_priv); 935235783Skibextern bool drm_detect_hdmi_monitor(struct edid *edid); 936235783Skibextern bool drm_detect_monitor_audio(struct edid *edid); 937235783Skibextern int drm_mode_page_flip_ioctl(struct drm_device *dev, 938235783Skib void *data, struct drm_file *file_priv); 939235783Skibextern struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, 940235783Skib int hdisplay, int vdisplay, int vrefresh, 941235783Skib bool reduced, bool interlaced, bool margins); 942235783Skibextern struct drm_display_mode *drm_gtf_mode(struct drm_device *dev, 943235783Skib int hdisplay, int vdisplay, int vrefresh, 944235783Skib bool interlaced, int margins); 945235783Skibextern struct drm_display_mode *drm_gtf_mode_complex(struct drm_device *dev, 946235783Skib int hdisplay, int vdisplay, int vrefresh, 947235783Skib bool interlaced, int margins, int GTF_M, 948235783Skib int GTF_2C, int GTF_K, int GTF_2J); 949235783Skibextern int drm_add_modes_noedid(struct drm_connector *connector, 950235783Skib int hdisplay, int vdisplay); 951235783Skib 952235783Skibextern int drm_edid_header_is_valid(const u8 *raw_edid); 953235783Skibextern bool drm_edid_is_valid(struct edid *edid); 954235783Skibstruct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev, 955277487Skib int hsize, int vsize, int fresh, 956277487Skib bool rb); 957235783Skib 958235783Skibextern int drm_mode_create_dumb_ioctl(struct drm_device *dev, 959235783Skib void *data, struct drm_file *file_priv); 960235783Skibextern int drm_mode_mmap_dumb_ioctl(struct drm_device *dev, 961235783Skib void *data, struct drm_file *file_priv); 962235783Skibextern int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, 963235783Skib void *data, struct drm_file *file_priv); 964277487Skibextern int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data, 965277487Skib struct drm_file *file_priv); 966277487Skibextern int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data, 967277487Skib struct drm_file *file_priv); 968235783Skib 969235783Skibextern void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, 970235783Skib int *bpp); 971277487Skibextern int drm_format_num_planes(uint32_t format); 972277487Skibextern int drm_format_plane_cpp(uint32_t format, int plane); 973277487Skibextern int drm_format_horz_chroma_subsampling(uint32_t format); 974277487Skibextern int drm_format_vert_chroma_subsampling(uint32_t format); 975277487Skib 976235783Skib#endif /* __DRM_CRTC_H__ */ 977