1235783Skib/* 2235783Skib * Copyright (c) 2006-2008 Intel Corporation 3235783Skib * Copyright (c) 2007 Dave Airlie <airlied@linux.ie> 4235783Skib * Copyright (c) 2008 Red Hat Inc. 5235783Skib * 6235783Skib * DRM core CRTC related functions 7235783Skib * 8235783Skib * Permission to use, copy, modify, distribute, and sell this software and its 9235783Skib * documentation for any purpose is hereby granted without fee, provided that 10235783Skib * the above copyright notice appear in all copies and that both that copyright 11235783Skib * notice and this permission notice appear in supporting documentation, and 12235783Skib * that the name of the copyright holders not be used in advertising or 13235783Skib * publicity pertaining to distribution of the software without specific, 14235783Skib * written prior permission. The copyright holders make no representations 15235783Skib * about the suitability of this software for any purpose. It is provided "as 16235783Skib * is" without express or implied warranty. 17235783Skib * 18235783Skib * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, 19235783Skib * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO 20235783Skib * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR 21235783Skib * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, 22235783Skib * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 23235783Skib * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE 24235783Skib * OF THIS SOFTWARE. 25235783Skib * 26235783Skib * Authors: 27235783Skib * Keith Packard 28235783Skib * Eric Anholt <eric@anholt.net> 29235783Skib * Dave Airlie <airlied@linux.ie> 30235783Skib * Jesse Barnes <jesse.barnes@intel.com> 31235783Skib */ 32235783Skib#include <sys/cdefs.h> 33235783Skib__FBSDID("$FreeBSD: releng/10.3/sys/dev/drm2/drm_crtc.c 282199 2015-04-28 19:35:05Z dumbbell $"); 34235783Skib 35235783Skib#include <dev/drm2/drmP.h> 36235783Skib#include <dev/drm2/drm_crtc.h> 37235783Skib#include <dev/drm2/drm_edid.h> 38235783Skib#include <dev/drm2/drm_fourcc.h> 39235783Skib 40282199Sdumbbellstatic void drm_property_destroy_blob(struct drm_device *dev, 41282199Sdumbbell struct drm_property_blob *blob); 42282199Sdumbbell 43235783Skib/* Avoid boilerplate. I'm tired of typing. */ 44235783Skib#define DRM_ENUM_NAME_FN(fnname, list) \ 45235783Skib char *fnname(int val) \ 46235783Skib { \ 47235783Skib int i; \ 48282199Sdumbbell for (i = 0; i < ARRAY_SIZE(list); i++) { \ 49235783Skib if (list[i].type == val) \ 50235783Skib return list[i].name; \ 51235783Skib } \ 52235783Skib return "(unknown)"; \ 53235783Skib } 54235783Skib 55235783Skib/* 56235783Skib * Global properties 57235783Skib */ 58235783Skibstatic struct drm_prop_enum_list drm_dpms_enum_list[] = 59235783Skib{ { DRM_MODE_DPMS_ON, "On" }, 60235783Skib { DRM_MODE_DPMS_STANDBY, "Standby" }, 61235783Skib { DRM_MODE_DPMS_SUSPEND, "Suspend" }, 62235783Skib { DRM_MODE_DPMS_OFF, "Off" } 63235783Skib}; 64235783Skib 65235783SkibDRM_ENUM_NAME_FN(drm_get_dpms_name, drm_dpms_enum_list) 66235783Skib 67235783Skib/* 68235783Skib * Optional properties 69235783Skib */ 70235783Skibstatic struct drm_prop_enum_list drm_scaling_mode_enum_list[] = 71235783Skib{ 72235783Skib { DRM_MODE_SCALE_NONE, "None" }, 73235783Skib { DRM_MODE_SCALE_FULLSCREEN, "Full" }, 74235783Skib { DRM_MODE_SCALE_CENTER, "Center" }, 75235783Skib { DRM_MODE_SCALE_ASPECT, "Full aspect" }, 76235783Skib}; 77235783Skib 78235783Skibstatic struct drm_prop_enum_list drm_dithering_mode_enum_list[] = 79235783Skib{ 80235783Skib { DRM_MODE_DITHERING_OFF, "Off" }, 81235783Skib { DRM_MODE_DITHERING_ON, "On" }, 82235783Skib { DRM_MODE_DITHERING_AUTO, "Automatic" }, 83235783Skib}; 84235783Skib 85235783Skib/* 86235783Skib * Non-global properties, but "required" for certain connectors. 87235783Skib */ 88235783Skibstatic struct drm_prop_enum_list drm_dvi_i_select_enum_list[] = 89235783Skib{ 90235783Skib { DRM_MODE_SUBCONNECTOR_Automatic, "Automatic" }, /* DVI-I and TV-out */ 91235783Skib { DRM_MODE_SUBCONNECTOR_DVID, "DVI-D" }, /* DVI-I */ 92235783Skib { DRM_MODE_SUBCONNECTOR_DVIA, "DVI-A" }, /* DVI-I */ 93235783Skib}; 94235783Skib 95235783SkibDRM_ENUM_NAME_FN(drm_get_dvi_i_select_name, drm_dvi_i_select_enum_list) 96235783Skib 97235783Skibstatic struct drm_prop_enum_list drm_dvi_i_subconnector_enum_list[] = 98235783Skib{ 99235783Skib { DRM_MODE_SUBCONNECTOR_Unknown, "Unknown" }, /* DVI-I and TV-out */ 100235783Skib { DRM_MODE_SUBCONNECTOR_DVID, "DVI-D" }, /* DVI-I */ 101235783Skib { DRM_MODE_SUBCONNECTOR_DVIA, "DVI-A" }, /* DVI-I */ 102235783Skib}; 103235783Skib 104235783SkibDRM_ENUM_NAME_FN(drm_get_dvi_i_subconnector_name, 105235783Skib drm_dvi_i_subconnector_enum_list) 106235783Skib 107235783Skibstatic struct drm_prop_enum_list drm_tv_select_enum_list[] = 108235783Skib{ 109235783Skib { DRM_MODE_SUBCONNECTOR_Automatic, "Automatic" }, /* DVI-I and TV-out */ 110235783Skib { DRM_MODE_SUBCONNECTOR_Composite, "Composite" }, /* TV-out */ 111235783Skib { DRM_MODE_SUBCONNECTOR_SVIDEO, "SVIDEO" }, /* TV-out */ 112235783Skib { DRM_MODE_SUBCONNECTOR_Component, "Component" }, /* TV-out */ 113235783Skib { DRM_MODE_SUBCONNECTOR_SCART, "SCART" }, /* TV-out */ 114235783Skib}; 115235783Skib 116235783SkibDRM_ENUM_NAME_FN(drm_get_tv_select_name, drm_tv_select_enum_list) 117235783Skib 118235783Skibstatic struct drm_prop_enum_list drm_tv_subconnector_enum_list[] = 119235783Skib{ 120235783Skib { DRM_MODE_SUBCONNECTOR_Unknown, "Unknown" }, /* DVI-I and TV-out */ 121235783Skib { DRM_MODE_SUBCONNECTOR_Composite, "Composite" }, /* TV-out */ 122235783Skib { DRM_MODE_SUBCONNECTOR_SVIDEO, "SVIDEO" }, /* TV-out */ 123235783Skib { DRM_MODE_SUBCONNECTOR_Component, "Component" }, /* TV-out */ 124235783Skib { DRM_MODE_SUBCONNECTOR_SCART, "SCART" }, /* TV-out */ 125235783Skib}; 126235783Skib 127235783SkibDRM_ENUM_NAME_FN(drm_get_tv_subconnector_name, 128235783Skib drm_tv_subconnector_enum_list) 129235783Skib 130235783Skibstatic struct drm_prop_enum_list drm_dirty_info_enum_list[] = { 131235783Skib { DRM_MODE_DIRTY_OFF, "Off" }, 132235783Skib { DRM_MODE_DIRTY_ON, "On" }, 133235783Skib { DRM_MODE_DIRTY_ANNOTATE, "Annotate" }, 134235783Skib}; 135235783Skib 136235783SkibDRM_ENUM_NAME_FN(drm_get_dirty_info_name, 137235783Skib drm_dirty_info_enum_list) 138235783Skib 139235783Skibstruct drm_conn_prop_enum_list { 140235783Skib int type; 141235783Skib char *name; 142235783Skib int count; 143235783Skib}; 144235783Skib 145235783Skib/* 146235783Skib * Connector and encoder types. 147235783Skib */ 148235783Skibstatic struct drm_conn_prop_enum_list drm_connector_enum_list[] = 149235783Skib{ { DRM_MODE_CONNECTOR_Unknown, "Unknown", 0 }, 150235783Skib { DRM_MODE_CONNECTOR_VGA, "VGA", 0 }, 151235783Skib { DRM_MODE_CONNECTOR_DVII, "DVI-I", 0 }, 152235783Skib { DRM_MODE_CONNECTOR_DVID, "DVI-D", 0 }, 153235783Skib { DRM_MODE_CONNECTOR_DVIA, "DVI-A", 0 }, 154235783Skib { DRM_MODE_CONNECTOR_Composite, "Composite", 0 }, 155235783Skib { DRM_MODE_CONNECTOR_SVIDEO, "SVIDEO", 0 }, 156235783Skib { DRM_MODE_CONNECTOR_LVDS, "LVDS", 0 }, 157235783Skib { DRM_MODE_CONNECTOR_Component, "Component", 0 }, 158235783Skib { DRM_MODE_CONNECTOR_9PinDIN, "DIN", 0 }, 159235783Skib { DRM_MODE_CONNECTOR_DisplayPort, "DP", 0 }, 160235783Skib { DRM_MODE_CONNECTOR_HDMIA, "HDMI-A", 0 }, 161235783Skib { DRM_MODE_CONNECTOR_HDMIB, "HDMI-B", 0 }, 162235783Skib { DRM_MODE_CONNECTOR_TV, "TV", 0 }, 163235783Skib { DRM_MODE_CONNECTOR_eDP, "eDP", 0 }, 164282199Sdumbbell { DRM_MODE_CONNECTOR_VIRTUAL, "Virtual", 0}, 165235783Skib}; 166235783Skib 167235783Skibstatic struct drm_prop_enum_list drm_encoder_enum_list[] = 168235783Skib{ { DRM_MODE_ENCODER_NONE, "None" }, 169235783Skib { DRM_MODE_ENCODER_DAC, "DAC" }, 170235783Skib { DRM_MODE_ENCODER_TMDS, "TMDS" }, 171235783Skib { DRM_MODE_ENCODER_LVDS, "LVDS" }, 172235783Skib { DRM_MODE_ENCODER_TVDAC, "TV" }, 173282199Sdumbbell { DRM_MODE_ENCODER_VIRTUAL, "Virtual" }, 174235783Skib}; 175235783Skib 176235783Skibchar *drm_get_encoder_name(struct drm_encoder *encoder) 177235783Skib{ 178235783Skib static char buf[32]; 179235783Skib 180235783Skib snprintf(buf, 32, "%s-%d", 181235783Skib drm_encoder_enum_list[encoder->encoder_type].name, 182235783Skib encoder->base.id); 183235783Skib return buf; 184235783Skib} 185282199SdumbbellEXPORT_SYMBOL(drm_get_encoder_name); 186235783Skib 187235783Skibchar *drm_get_connector_name(struct drm_connector *connector) 188235783Skib{ 189235783Skib static char buf[32]; 190235783Skib 191235783Skib snprintf(buf, 32, "%s-%d", 192235783Skib drm_connector_enum_list[connector->connector_type].name, 193235783Skib connector->connector_type_id); 194235783Skib return buf; 195235783Skib} 196282199SdumbbellEXPORT_SYMBOL(drm_get_connector_name); 197235783Skib 198235783Skibchar *drm_get_connector_status_name(enum drm_connector_status status) 199235783Skib{ 200235783Skib if (status == connector_status_connected) 201235783Skib return "connected"; 202235783Skib else if (status == connector_status_disconnected) 203235783Skib return "disconnected"; 204235783Skib else 205235783Skib return "unknown"; 206235783Skib} 207235783Skib 208235783Skib/** 209235783Skib * drm_mode_object_get - allocate a new identifier 210235783Skib * @dev: DRM device 211235783Skib * @ptr: object pointer, used to generate unique ID 212235783Skib * @type: object type 213235783Skib * 214235783Skib * LOCKING: 215235783Skib * 216235783Skib * Create a unique identifier based on @ptr in @dev's identifier space. Used 217235783Skib * for tracking modes, CRTCs and connectors. 218235783Skib * 219235783Skib * RETURNS: 220235783Skib * New unique (relative to other objects in @dev) integer identifier for the 221235783Skib * object. 222235783Skib */ 223235783Skibstatic int drm_mode_object_get(struct drm_device *dev, 224235783Skib struct drm_mode_object *obj, uint32_t obj_type) 225235783Skib{ 226282199Sdumbbell int new_id = 0; 227235783Skib int ret; 228235783Skib 229235783Skib ret = drm_gem_name_create(&dev->mode_config.crtc_names, obj, &new_id); 230282199Sdumbbell if (ret) 231282199Sdumbbell return ret; 232235783Skib 233235783Skib obj->id = new_id; 234235783Skib obj->type = obj_type; 235235783Skib return 0; 236235783Skib} 237235783Skib 238235783Skib/** 239235783Skib * drm_mode_object_put - free an identifer 240235783Skib * @dev: DRM device 241235783Skib * @id: ID to free 242235783Skib * 243235783Skib * LOCKING: 244235783Skib * Caller must hold DRM mode_config lock. 245235783Skib * 246235783Skib * Free @id from @dev's unique identifier pool. 247235783Skib */ 248235783Skibstatic void drm_mode_object_put(struct drm_device *dev, 249235783Skib struct drm_mode_object *object) 250235783Skib{ 251235783Skib 252235783Skib drm_gem_names_remove(&dev->mode_config.crtc_names, object->id); 253235783Skib} 254235783Skib 255235783Skibstruct drm_mode_object *drm_mode_object_find(struct drm_device *dev, 256235783Skib uint32_t id, uint32_t type) 257235783Skib{ 258282199Sdumbbell struct drm_mode_object *obj = NULL; 259235783Skib 260235783Skib obj = drm_gem_name_ref(&dev->mode_config.crtc_names, id, NULL); 261235783Skib if (!obj || (obj->type != type) || (obj->id != id)) 262235783Skib obj = NULL; 263235783Skib 264235783Skib return obj; 265235783Skib} 266282199SdumbbellEXPORT_SYMBOL(drm_mode_object_find); 267235783Skib 268235783Skib/** 269235783Skib * drm_framebuffer_init - initialize a framebuffer 270235783Skib * @dev: DRM device 271235783Skib * 272235783Skib * LOCKING: 273235783Skib * Caller must hold mode config lock. 274235783Skib * 275235783Skib * Allocates an ID for the framebuffer's parent mode object, sets its mode 276235783Skib * functions & device file and adds it to the master fd list. 277235783Skib * 278235783Skib * RETURNS: 279235783Skib * Zero on success, error code on failure. 280235783Skib */ 281235783Skibint drm_framebuffer_init(struct drm_device *dev, struct drm_framebuffer *fb, 282235783Skib const struct drm_framebuffer_funcs *funcs) 283235783Skib{ 284235783Skib int ret; 285235783Skib 286282199Sdumbbell refcount_init(&fb->refcount, 1); 287235783Skib 288235783Skib ret = drm_mode_object_get(dev, &fb->base, DRM_MODE_OBJECT_FB); 289235783Skib if (ret) 290235783Skib return ret; 291235783Skib 292235783Skib fb->dev = dev; 293235783Skib fb->funcs = funcs; 294235783Skib dev->mode_config.num_fb++; 295235783Skib list_add(&fb->head, &dev->mode_config.fb_list); 296235783Skib 297235783Skib return 0; 298235783Skib} 299282199SdumbbellEXPORT_SYMBOL(drm_framebuffer_init); 300235783Skib 301282199Sdumbbellstatic void drm_framebuffer_free(struct drm_framebuffer *fb) 302282199Sdumbbell{ 303282199Sdumbbell fb->funcs->destroy(fb); 304282199Sdumbbell} 305282199Sdumbbell 306235783Skib/** 307282199Sdumbbell * drm_framebuffer_unreference - unref a framebuffer 308282199Sdumbbell * 309282199Sdumbbell * LOCKING: 310282199Sdumbbell * Caller must hold mode config lock. 311282199Sdumbbell */ 312282199Sdumbbellvoid drm_framebuffer_unreference(struct drm_framebuffer *fb) 313282199Sdumbbell{ 314282199Sdumbbell struct drm_device *dev = fb->dev; 315282199Sdumbbell DRM_DEBUG("FB ID: %d\n", fb->base.id); 316282199Sdumbbell if (!sx_xlocked(&dev->mode_config.mutex)) 317282199Sdumbbell DRM_WARNING("%s: dev->mode_config.mutex not locked\n", __func__); 318282199Sdumbbell if (refcount_release(&fb->refcount)) 319282199Sdumbbell drm_framebuffer_free(fb); 320282199Sdumbbell} 321282199SdumbbellEXPORT_SYMBOL(drm_framebuffer_unreference); 322282199Sdumbbell 323282199Sdumbbell/** 324282199Sdumbbell * drm_framebuffer_reference - incr the fb refcnt 325282199Sdumbbell */ 326282199Sdumbbellvoid drm_framebuffer_reference(struct drm_framebuffer *fb) 327282199Sdumbbell{ 328282199Sdumbbell DRM_DEBUG("FB ID: %d\n", fb->base.id); 329282199Sdumbbell refcount_acquire(&fb->refcount); 330282199Sdumbbell} 331282199SdumbbellEXPORT_SYMBOL(drm_framebuffer_reference); 332282199Sdumbbell 333282199Sdumbbell/** 334235783Skib * drm_framebuffer_cleanup - remove a framebuffer object 335235783Skib * @fb: framebuffer to remove 336235783Skib * 337235783Skib * LOCKING: 338235783Skib * Caller must hold mode config lock. 339235783Skib * 340235783Skib * Scans all the CRTCs in @dev's mode_config. If they're using @fb, removes 341235783Skib * it, setting it to NULL. 342235783Skib */ 343235783Skibvoid drm_framebuffer_cleanup(struct drm_framebuffer *fb) 344235783Skib{ 345235783Skib struct drm_device *dev = fb->dev; 346282199Sdumbbell /* 347282199Sdumbbell * This could be moved to drm_framebuffer_remove(), but for 348282199Sdumbbell * debugging is nice to keep around the list of fb's that are 349282199Sdumbbell * no longer associated w/ a drm_file but are not unreferenced 350282199Sdumbbell * yet. (i915 and omapdrm have debugfs files which will show 351282199Sdumbbell * this.) 352282199Sdumbbell */ 353282199Sdumbbell drm_mode_object_put(dev, &fb->base); 354282199Sdumbbell list_del(&fb->head); 355282199Sdumbbell dev->mode_config.num_fb--; 356282199Sdumbbell} 357282199SdumbbellEXPORT_SYMBOL(drm_framebuffer_cleanup); 358282199Sdumbbell 359282199Sdumbbell/** 360282199Sdumbbell * drm_framebuffer_remove - remove and unreference a framebuffer object 361282199Sdumbbell * @fb: framebuffer to remove 362282199Sdumbbell * 363282199Sdumbbell * LOCKING: 364282199Sdumbbell * Caller must hold mode config lock. 365282199Sdumbbell * 366282199Sdumbbell * Scans all the CRTCs and planes in @dev's mode_config. If they're 367282199Sdumbbell * using @fb, removes it, setting it to NULL. 368282199Sdumbbell */ 369282199Sdumbbellvoid drm_framebuffer_remove(struct drm_framebuffer *fb) 370282199Sdumbbell{ 371282199Sdumbbell struct drm_device *dev = fb->dev; 372235783Skib struct drm_crtc *crtc; 373235783Skib struct drm_plane *plane; 374235783Skib struct drm_mode_set set; 375235783Skib int ret; 376235783Skib 377235783Skib /* remove from any CRTC */ 378235783Skib list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { 379235783Skib if (crtc->fb == fb) { 380235783Skib /* should turn off the crtc */ 381235783Skib memset(&set, 0, sizeof(struct drm_mode_set)); 382235783Skib set.crtc = crtc; 383235783Skib set.fb = NULL; 384235783Skib ret = crtc->funcs->set_config(&set); 385235783Skib if (ret) 386235783Skib DRM_ERROR("failed to reset crtc %p when fb was deleted\n", crtc); 387235783Skib } 388235783Skib } 389235783Skib 390235783Skib list_for_each_entry(plane, &dev->mode_config.plane_list, head) { 391235783Skib if (plane->fb == fb) { 392235783Skib /* should turn off the crtc */ 393235783Skib ret = plane->funcs->disable_plane(plane); 394235783Skib if (ret) 395235783Skib DRM_ERROR("failed to disable plane with busy fb\n"); 396235783Skib /* disconnect the plane from the fb and crtc: */ 397235783Skib plane->fb = NULL; 398235783Skib plane->crtc = NULL; 399235783Skib } 400235783Skib } 401235783Skib 402282199Sdumbbell list_del(&fb->filp_head); 403282199Sdumbbell 404282199Sdumbbell drm_framebuffer_unreference(fb); 405235783Skib} 406282199SdumbbellEXPORT_SYMBOL(drm_framebuffer_remove); 407235783Skib 408235783Skib/** 409235783Skib * drm_crtc_init - Initialise a new CRTC object 410235783Skib * @dev: DRM device 411235783Skib * @crtc: CRTC object to init 412235783Skib * @funcs: callbacks for the new CRTC 413235783Skib * 414235783Skib * LOCKING: 415280369Skib * Takes mode_config lock. 416235783Skib * 417235783Skib * Inits a new object created as base part of an driver crtc object. 418235783Skib * 419235783Skib * RETURNS: 420235783Skib * Zero on success, error code on failure. 421235783Skib */ 422235783Skibint drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc, 423235783Skib const struct drm_crtc_funcs *funcs) 424235783Skib{ 425235783Skib int ret; 426235783Skib 427235783Skib crtc->dev = dev; 428235783Skib crtc->funcs = funcs; 429282199Sdumbbell crtc->invert_dimensions = false; 430235783Skib 431235783Skib sx_xlock(&dev->mode_config.mutex); 432282199Sdumbbell 433235783Skib ret = drm_mode_object_get(dev, &crtc->base, DRM_MODE_OBJECT_CRTC); 434235783Skib if (ret) 435235783Skib goto out; 436235783Skib 437280369Skib crtc->base.properties = &crtc->properties; 438280369Skib 439235783Skib list_add_tail(&crtc->head, &dev->mode_config.crtc_list); 440235783Skib dev->mode_config.num_crtc++; 441280369Skib 442282199Sdumbbell out: 443235783Skib sx_xunlock(&dev->mode_config.mutex); 444235783Skib 445235783Skib return ret; 446235783Skib} 447282199SdumbbellEXPORT_SYMBOL(drm_crtc_init); 448235783Skib 449235783Skib/** 450235783Skib * drm_crtc_cleanup - Cleans up the core crtc usage. 451235783Skib * @crtc: CRTC to cleanup 452235783Skib * 453235783Skib * LOCKING: 454235783Skib * Caller must hold mode config lock. 455235783Skib * 456235783Skib * Cleanup @crtc. Removes from drm modesetting space 457235783Skib * does NOT free object, caller does that. 458235783Skib */ 459235783Skibvoid drm_crtc_cleanup(struct drm_crtc *crtc) 460235783Skib{ 461235783Skib struct drm_device *dev = crtc->dev; 462235783Skib 463282199Sdumbbell free(crtc->gamma_store, DRM_MEM_KMS); 464282199Sdumbbell crtc->gamma_store = NULL; 465235783Skib 466235783Skib drm_mode_object_put(dev, &crtc->base); 467235783Skib list_del(&crtc->head); 468235783Skib dev->mode_config.num_crtc--; 469235783Skib} 470282199SdumbbellEXPORT_SYMBOL(drm_crtc_cleanup); 471235783Skib 472235783Skib/** 473235783Skib * drm_mode_probed_add - add a mode to a connector's probed mode list 474235783Skib * @connector: connector the new mode 475235783Skib * @mode: mode data 476235783Skib * 477235783Skib * LOCKING: 478235783Skib * Caller must hold mode config lock. 479235783Skib * 480235783Skib * Add @mode to @connector's mode list for later use. 481235783Skib */ 482235783Skibvoid drm_mode_probed_add(struct drm_connector *connector, 483235783Skib struct drm_display_mode *mode) 484235783Skib{ 485235783Skib list_add(&mode->head, &connector->probed_modes); 486235783Skib} 487282199SdumbbellEXPORT_SYMBOL(drm_mode_probed_add); 488235783Skib 489235783Skib/** 490235783Skib * drm_mode_remove - remove and free a mode 491235783Skib * @connector: connector list to modify 492235783Skib * @mode: mode to remove 493235783Skib * 494235783Skib * LOCKING: 495235783Skib * Caller must hold mode config lock. 496235783Skib * 497235783Skib * Remove @mode from @connector's mode list, then free it. 498235783Skib */ 499235783Skibvoid drm_mode_remove(struct drm_connector *connector, 500235783Skib struct drm_display_mode *mode) 501235783Skib{ 502235783Skib list_del(&mode->head); 503235783Skib drm_mode_destroy(connector->dev, mode); 504235783Skib} 505282199SdumbbellEXPORT_SYMBOL(drm_mode_remove); 506235783Skib 507235783Skib/** 508235783Skib * drm_connector_init - Init a preallocated connector 509235783Skib * @dev: DRM device 510235783Skib * @connector: the connector to init 511235783Skib * @funcs: callbacks for this connector 512235783Skib * @name: user visible name of the connector 513235783Skib * 514235783Skib * LOCKING: 515235783Skib * Takes mode config lock. 516235783Skib * 517235783Skib * Initialises a preallocated connector. Connectors should be 518235783Skib * subclassed as part of driver connector objects. 519235783Skib * 520235783Skib * RETURNS: 521235783Skib * Zero on success, error code on failure. 522235783Skib */ 523235783Skibint drm_connector_init(struct drm_device *dev, 524235783Skib struct drm_connector *connector, 525235783Skib const struct drm_connector_funcs *funcs, 526235783Skib int connector_type) 527235783Skib{ 528235783Skib int ret; 529235783Skib 530235783Skib sx_xlock(&dev->mode_config.mutex); 531235783Skib 532235783Skib ret = drm_mode_object_get(dev, &connector->base, DRM_MODE_OBJECT_CONNECTOR); 533235783Skib if (ret) 534235783Skib goto out; 535235783Skib 536280369Skib connector->base.properties = &connector->properties; 537235783Skib connector->dev = dev; 538235783Skib connector->funcs = funcs; 539235783Skib connector->connector_type = connector_type; 540235783Skib connector->connector_type_id = 541235783Skib ++drm_connector_enum_list[connector_type].count; /* TODO */ 542235783Skib INIT_LIST_HEAD(&connector->user_modes); 543235783Skib INIT_LIST_HEAD(&connector->probed_modes); 544235783Skib INIT_LIST_HEAD(&connector->modes); 545235783Skib connector->edid_blob_ptr = NULL; 546282199Sdumbbell connector->status = connector_status_unknown; 547235783Skib 548235783Skib list_add_tail(&connector->head, &dev->mode_config.connector_list); 549235783Skib dev->mode_config.num_connector++; 550235783Skib 551282199Sdumbbell if (connector_type != DRM_MODE_CONNECTOR_VIRTUAL) 552282199Sdumbbell drm_object_attach_property(&connector->base, 553282199Sdumbbell dev->mode_config.edid_property, 554282199Sdumbbell 0); 555235783Skib 556282199Sdumbbell drm_object_attach_property(&connector->base, 557235783Skib dev->mode_config.dpms_property, 0); 558235783Skib 559282199Sdumbbell out: 560235783Skib sx_xunlock(&dev->mode_config.mutex); 561235783Skib 562235783Skib return ret; 563235783Skib} 564282199SdumbbellEXPORT_SYMBOL(drm_connector_init); 565235783Skib 566235783Skib/** 567235783Skib * drm_connector_cleanup - cleans up an initialised connector 568235783Skib * @connector: connector to cleanup 569235783Skib * 570235783Skib * LOCKING: 571235783Skib * Takes mode config lock. 572235783Skib * 573235783Skib * Cleans up the connector but doesn't free the object. 574235783Skib */ 575235783Skibvoid drm_connector_cleanup(struct drm_connector *connector) 576235783Skib{ 577235783Skib struct drm_device *dev = connector->dev; 578235783Skib struct drm_display_mode *mode, *t; 579235783Skib 580235783Skib list_for_each_entry_safe(mode, t, &connector->probed_modes, head) 581235783Skib drm_mode_remove(connector, mode); 582235783Skib 583235783Skib list_for_each_entry_safe(mode, t, &connector->modes, head) 584235783Skib drm_mode_remove(connector, mode); 585235783Skib 586235783Skib list_for_each_entry_safe(mode, t, &connector->user_modes, head) 587235783Skib drm_mode_remove(connector, mode); 588235783Skib 589235783Skib sx_xlock(&dev->mode_config.mutex); 590235783Skib drm_mode_object_put(dev, &connector->base); 591235783Skib list_del(&connector->head); 592235783Skib dev->mode_config.num_connector--; 593235783Skib sx_xunlock(&dev->mode_config.mutex); 594235783Skib} 595282199SdumbbellEXPORT_SYMBOL(drm_connector_cleanup); 596235783Skib 597282199Sdumbbellvoid drm_connector_unplug_all(struct drm_device *dev) 598282199Sdumbbell{ 599282199Sdumbbell#ifdef FREEBSD_NOTYET 600282199Sdumbbell struct drm_connector *connector; 601282199Sdumbbell 602282199Sdumbbell /* taking the mode config mutex ends up in a clash with sysfs */ 603282199Sdumbbell list_for_each_entry(connector, &dev->mode_config.connector_list, head) 604282199Sdumbbell drm_sysfs_connector_remove(connector); 605282199Sdumbbell#endif /* FREEBSD_NOTYET */ 606282199Sdumbbell 607282199Sdumbbell} 608282199SdumbbellEXPORT_SYMBOL(drm_connector_unplug_all); 609282199Sdumbbell 610235783Skibint drm_encoder_init(struct drm_device *dev, 611282199Sdumbbell struct drm_encoder *encoder, 612282199Sdumbbell const struct drm_encoder_funcs *funcs, 613282199Sdumbbell int encoder_type) 614235783Skib{ 615235783Skib int ret; 616235783Skib 617235783Skib sx_xlock(&dev->mode_config.mutex); 618235783Skib 619235783Skib ret = drm_mode_object_get(dev, &encoder->base, DRM_MODE_OBJECT_ENCODER); 620235783Skib if (ret) 621235783Skib goto out; 622235783Skib 623235783Skib encoder->dev = dev; 624235783Skib encoder->encoder_type = encoder_type; 625235783Skib encoder->funcs = funcs; 626235783Skib 627235783Skib list_add_tail(&encoder->head, &dev->mode_config.encoder_list); 628235783Skib dev->mode_config.num_encoder++; 629235783Skib 630282199Sdumbbell out: 631235783Skib sx_xunlock(&dev->mode_config.mutex); 632235783Skib 633235783Skib return ret; 634235783Skib} 635282199SdumbbellEXPORT_SYMBOL(drm_encoder_init); 636235783Skib 637235783Skibvoid drm_encoder_cleanup(struct drm_encoder *encoder) 638235783Skib{ 639235783Skib struct drm_device *dev = encoder->dev; 640235783Skib sx_xlock(&dev->mode_config.mutex); 641235783Skib drm_mode_object_put(dev, &encoder->base); 642235783Skib list_del(&encoder->head); 643235783Skib dev->mode_config.num_encoder--; 644235783Skib sx_xunlock(&dev->mode_config.mutex); 645235783Skib} 646282199SdumbbellEXPORT_SYMBOL(drm_encoder_cleanup); 647235783Skib 648235783Skibint drm_plane_init(struct drm_device *dev, struct drm_plane *plane, 649235783Skib unsigned long possible_crtcs, 650235783Skib const struct drm_plane_funcs *funcs, 651235783Skib const uint32_t *formats, uint32_t format_count, 652235783Skib bool priv) 653235783Skib{ 654235783Skib int ret; 655235783Skib 656235783Skib sx_xlock(&dev->mode_config.mutex); 657235783Skib 658235783Skib ret = drm_mode_object_get(dev, &plane->base, DRM_MODE_OBJECT_PLANE); 659235783Skib if (ret) 660235783Skib goto out; 661235783Skib 662280369Skib plane->base.properties = &plane->properties; 663235783Skib plane->dev = dev; 664235783Skib plane->funcs = funcs; 665235783Skib plane->format_types = malloc(sizeof(uint32_t) * format_count, 666235783Skib DRM_MEM_KMS, M_WAITOK); 667282199Sdumbbell if (!plane->format_types) { 668282199Sdumbbell DRM_DEBUG_KMS("out of memory when allocating plane\n"); 669282199Sdumbbell drm_mode_object_put(dev, &plane->base); 670282199Sdumbbell ret = -ENOMEM; 671282199Sdumbbell goto out; 672282199Sdumbbell } 673235783Skib 674235783Skib memcpy(plane->format_types, formats, format_count * sizeof(uint32_t)); 675235783Skib plane->format_count = format_count; 676235783Skib plane->possible_crtcs = possible_crtcs; 677235783Skib 678235783Skib /* private planes are not exposed to userspace, but depending on 679235783Skib * display hardware, might be convenient to allow sharing programming 680235783Skib * for the scanout engine with the crtc implementation. 681235783Skib */ 682235783Skib if (!priv) { 683235783Skib list_add_tail(&plane->head, &dev->mode_config.plane_list); 684235783Skib dev->mode_config.num_plane++; 685235783Skib } else { 686235783Skib INIT_LIST_HEAD(&plane->head); 687235783Skib } 688235783Skib 689282199Sdumbbell out: 690235783Skib sx_xunlock(&dev->mode_config.mutex); 691235783Skib 692235783Skib return ret; 693235783Skib} 694282199SdumbbellEXPORT_SYMBOL(drm_plane_init); 695235783Skib 696235783Skibvoid drm_plane_cleanup(struct drm_plane *plane) 697235783Skib{ 698235783Skib struct drm_device *dev = plane->dev; 699235783Skib 700235783Skib sx_xlock(&dev->mode_config.mutex); 701235783Skib free(plane->format_types, DRM_MEM_KMS); 702235783Skib drm_mode_object_put(dev, &plane->base); 703235783Skib /* if not added to a list, it must be a private plane */ 704235783Skib if (!list_empty(&plane->head)) { 705235783Skib list_del(&plane->head); 706235783Skib dev->mode_config.num_plane--; 707235783Skib } 708235783Skib sx_xunlock(&dev->mode_config.mutex); 709235783Skib} 710282199SdumbbellEXPORT_SYMBOL(drm_plane_cleanup); 711235783Skib 712235783Skib/** 713235783Skib * drm_mode_create - create a new display mode 714235783Skib * @dev: DRM device 715235783Skib * 716235783Skib * LOCKING: 717235783Skib * Caller must hold DRM mode_config lock. 718235783Skib * 719235783Skib * Create a new drm_display_mode, give it an ID, and return it. 720235783Skib * 721235783Skib * RETURNS: 722235783Skib * Pointer to new mode on success, NULL on error. 723235783Skib */ 724235783Skibstruct drm_display_mode *drm_mode_create(struct drm_device *dev) 725235783Skib{ 726235783Skib struct drm_display_mode *nmode; 727235783Skib 728235783Skib nmode = malloc(sizeof(struct drm_display_mode), DRM_MEM_KMS, 729235783Skib M_WAITOK | M_ZERO); 730282199Sdumbbell if (!nmode) 731282199Sdumbbell return NULL; 732235783Skib 733235783Skib if (drm_mode_object_get(dev, &nmode->base, DRM_MODE_OBJECT_MODE)) { 734235783Skib free(nmode, DRM_MEM_KMS); 735282199Sdumbbell return NULL; 736235783Skib } 737282199Sdumbbell 738235783Skib return nmode; 739235783Skib} 740282199SdumbbellEXPORT_SYMBOL(drm_mode_create); 741235783Skib 742235783Skib/** 743235783Skib * drm_mode_destroy - remove a mode 744235783Skib * @dev: DRM device 745235783Skib * @mode: mode to remove 746235783Skib * 747235783Skib * LOCKING: 748235783Skib * Caller must hold mode config lock. 749235783Skib * 750235783Skib * Free @mode's unique identifier, then free it. 751235783Skib */ 752235783Skibvoid drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode) 753235783Skib{ 754235783Skib if (!mode) 755235783Skib return; 756235783Skib 757235783Skib drm_mode_object_put(dev, &mode->base); 758235783Skib 759235783Skib free(mode, DRM_MEM_KMS); 760235783Skib} 761282199SdumbbellEXPORT_SYMBOL(drm_mode_destroy); 762235783Skib 763235783Skibstatic int drm_mode_create_standard_connector_properties(struct drm_device *dev) 764235783Skib{ 765235783Skib struct drm_property *edid; 766235783Skib struct drm_property *dpms; 767235783Skib 768235783Skib /* 769235783Skib * Standard properties (apply to all connectors) 770235783Skib */ 771235783Skib edid = drm_property_create(dev, DRM_MODE_PROP_BLOB | 772235783Skib DRM_MODE_PROP_IMMUTABLE, 773235783Skib "EDID", 0); 774235783Skib dev->mode_config.edid_property = edid; 775235783Skib 776235783Skib dpms = drm_property_create_enum(dev, 0, 777235783Skib "DPMS", drm_dpms_enum_list, 778282199Sdumbbell ARRAY_SIZE(drm_dpms_enum_list)); 779235783Skib dev->mode_config.dpms_property = dpms; 780235783Skib 781235783Skib return 0; 782235783Skib} 783235783Skib 784235783Skib/** 785235783Skib * drm_mode_create_dvi_i_properties - create DVI-I specific connector properties 786235783Skib * @dev: DRM device 787235783Skib * 788235783Skib * Called by a driver the first time a DVI-I connector is made. 789235783Skib */ 790235783Skibint drm_mode_create_dvi_i_properties(struct drm_device *dev) 791235783Skib{ 792235783Skib struct drm_property *dvi_i_selector; 793235783Skib struct drm_property *dvi_i_subconnector; 794235783Skib 795235783Skib if (dev->mode_config.dvi_i_select_subconnector_property) 796235783Skib return 0; 797235783Skib 798235783Skib dvi_i_selector = 799235783Skib drm_property_create_enum(dev, 0, 800235783Skib "select subconnector", 801235783Skib drm_dvi_i_select_enum_list, 802282199Sdumbbell ARRAY_SIZE(drm_dvi_i_select_enum_list)); 803235783Skib dev->mode_config.dvi_i_select_subconnector_property = dvi_i_selector; 804235783Skib 805235783Skib dvi_i_subconnector = drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE, 806235783Skib "subconnector", 807235783Skib drm_dvi_i_subconnector_enum_list, 808282199Sdumbbell ARRAY_SIZE(drm_dvi_i_subconnector_enum_list)); 809235783Skib dev->mode_config.dvi_i_subconnector_property = dvi_i_subconnector; 810235783Skib 811235783Skib return 0; 812235783Skib} 813282199SdumbbellEXPORT_SYMBOL(drm_mode_create_dvi_i_properties); 814235783Skib 815235783Skib/** 816235783Skib * drm_create_tv_properties - create TV specific connector properties 817235783Skib * @dev: DRM device 818235783Skib * @num_modes: number of different TV formats (modes) supported 819235783Skib * @modes: array of pointers to strings containing name of each format 820235783Skib * 821235783Skib * Called by a driver's TV initialization routine, this function creates 822235783Skib * the TV specific connector properties for a given device. Caller is 823235783Skib * responsible for allocating a list of format names and passing them to 824235783Skib * this routine. 825235783Skib */ 826235783Skibint drm_mode_create_tv_properties(struct drm_device *dev, int num_modes, 827235783Skib char *modes[]) 828235783Skib{ 829235783Skib struct drm_property *tv_selector; 830235783Skib struct drm_property *tv_subconnector; 831235783Skib int i; 832235783Skib 833235783Skib if (dev->mode_config.tv_select_subconnector_property) 834235783Skib return 0; 835235783Skib 836235783Skib /* 837235783Skib * Basic connector properties 838235783Skib */ 839235783Skib tv_selector = drm_property_create_enum(dev, 0, 840235783Skib "select subconnector", 841235783Skib drm_tv_select_enum_list, 842282199Sdumbbell ARRAY_SIZE(drm_tv_select_enum_list)); 843235783Skib dev->mode_config.tv_select_subconnector_property = tv_selector; 844235783Skib 845235783Skib tv_subconnector = 846235783Skib drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE, 847235783Skib "subconnector", 848235783Skib drm_tv_subconnector_enum_list, 849282199Sdumbbell ARRAY_SIZE(drm_tv_subconnector_enum_list)); 850235783Skib dev->mode_config.tv_subconnector_property = tv_subconnector; 851235783Skib 852235783Skib /* 853235783Skib * Other, TV specific properties: margins & TV modes. 854235783Skib */ 855235783Skib dev->mode_config.tv_left_margin_property = 856235783Skib drm_property_create_range(dev, 0, "left margin", 0, 100); 857235783Skib 858235783Skib dev->mode_config.tv_right_margin_property = 859235783Skib drm_property_create_range(dev, 0, "right margin", 0, 100); 860235783Skib 861235783Skib dev->mode_config.tv_top_margin_property = 862235783Skib drm_property_create_range(dev, 0, "top margin", 0, 100); 863235783Skib 864235783Skib dev->mode_config.tv_bottom_margin_property = 865235783Skib drm_property_create_range(dev, 0, "bottom margin", 0, 100); 866235783Skib 867235783Skib dev->mode_config.tv_mode_property = 868235783Skib drm_property_create(dev, DRM_MODE_PROP_ENUM, 869235783Skib "mode", num_modes); 870235783Skib for (i = 0; i < num_modes; i++) 871235783Skib drm_property_add_enum(dev->mode_config.tv_mode_property, i, 872235783Skib i, modes[i]); 873235783Skib 874235783Skib dev->mode_config.tv_brightness_property = 875235783Skib drm_property_create_range(dev, 0, "brightness", 0, 100); 876235783Skib 877235783Skib dev->mode_config.tv_contrast_property = 878235783Skib drm_property_create_range(dev, 0, "contrast", 0, 100); 879235783Skib 880235783Skib dev->mode_config.tv_flicker_reduction_property = 881235783Skib drm_property_create_range(dev, 0, "flicker reduction", 0, 100); 882235783Skib 883235783Skib dev->mode_config.tv_overscan_property = 884235783Skib drm_property_create_range(dev, 0, "overscan", 0, 100); 885235783Skib 886235783Skib dev->mode_config.tv_saturation_property = 887235783Skib drm_property_create_range(dev, 0, "saturation", 0, 100); 888235783Skib 889235783Skib dev->mode_config.tv_hue_property = 890235783Skib drm_property_create_range(dev, 0, "hue", 0, 100); 891235783Skib 892235783Skib return 0; 893235783Skib} 894282199SdumbbellEXPORT_SYMBOL(drm_mode_create_tv_properties); 895235783Skib 896235783Skib/** 897235783Skib * drm_mode_create_scaling_mode_property - create scaling mode property 898235783Skib * @dev: DRM device 899235783Skib * 900235783Skib * Called by a driver the first time it's needed, must be attached to desired 901235783Skib * connectors. 902235783Skib */ 903235783Skibint drm_mode_create_scaling_mode_property(struct drm_device *dev) 904235783Skib{ 905235783Skib struct drm_property *scaling_mode; 906235783Skib 907235783Skib if (dev->mode_config.scaling_mode_property) 908235783Skib return 0; 909235783Skib 910235783Skib scaling_mode = 911235783Skib drm_property_create_enum(dev, 0, "scaling mode", 912235783Skib drm_scaling_mode_enum_list, 913282199Sdumbbell ARRAY_SIZE(drm_scaling_mode_enum_list)); 914235783Skib 915235783Skib dev->mode_config.scaling_mode_property = scaling_mode; 916235783Skib 917235783Skib return 0; 918235783Skib} 919282199SdumbbellEXPORT_SYMBOL(drm_mode_create_scaling_mode_property); 920235783Skib 921235783Skib/** 922235783Skib * drm_mode_create_dithering_property - create dithering property 923235783Skib * @dev: DRM device 924235783Skib * 925235783Skib * Called by a driver the first time it's needed, must be attached to desired 926235783Skib * connectors. 927235783Skib */ 928235783Skibint drm_mode_create_dithering_property(struct drm_device *dev) 929235783Skib{ 930235783Skib struct drm_property *dithering_mode; 931235783Skib 932235783Skib if (dev->mode_config.dithering_mode_property) 933235783Skib return 0; 934235783Skib 935235783Skib dithering_mode = 936235783Skib drm_property_create_enum(dev, 0, "dithering", 937235783Skib drm_dithering_mode_enum_list, 938282199Sdumbbell ARRAY_SIZE(drm_dithering_mode_enum_list)); 939235783Skib dev->mode_config.dithering_mode_property = dithering_mode; 940235783Skib 941235783Skib return 0; 942235783Skib} 943282199SdumbbellEXPORT_SYMBOL(drm_mode_create_dithering_property); 944235783Skib 945235783Skib/** 946235783Skib * drm_mode_create_dirty_property - create dirty property 947235783Skib * @dev: DRM device 948235783Skib * 949235783Skib * Called by a driver the first time it's needed, must be attached to desired 950235783Skib * connectors. 951235783Skib */ 952235783Skibint drm_mode_create_dirty_info_property(struct drm_device *dev) 953235783Skib{ 954235783Skib struct drm_property *dirty_info; 955235783Skib 956235783Skib if (dev->mode_config.dirty_info_property) 957235783Skib return 0; 958235783Skib 959235783Skib dirty_info = 960235783Skib drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE, 961235783Skib "dirty", 962235783Skib drm_dirty_info_enum_list, 963282199Sdumbbell ARRAY_SIZE(drm_dirty_info_enum_list)); 964235783Skib dev->mode_config.dirty_info_property = dirty_info; 965235783Skib 966235783Skib return 0; 967235783Skib} 968282199SdumbbellEXPORT_SYMBOL(drm_mode_create_dirty_info_property); 969235783Skib 970235783Skib/** 971235783Skib * drm_mode_config_init - initialize DRM mode_configuration structure 972235783Skib * @dev: DRM device 973235783Skib * 974235783Skib * LOCKING: 975235783Skib * None, should happen single threaded at init time. 976235783Skib * 977235783Skib * Initialize @dev's mode_config structure, used for tracking the graphics 978235783Skib * configuration of @dev. 979235783Skib */ 980235783Skibvoid drm_mode_config_init(struct drm_device *dev) 981235783Skib{ 982235783Skib sx_init(&dev->mode_config.mutex, "kmslk"); 983235783Skib INIT_LIST_HEAD(&dev->mode_config.fb_list); 984235783Skib INIT_LIST_HEAD(&dev->mode_config.crtc_list); 985235783Skib INIT_LIST_HEAD(&dev->mode_config.connector_list); 986235783Skib INIT_LIST_HEAD(&dev->mode_config.encoder_list); 987235783Skib INIT_LIST_HEAD(&dev->mode_config.property_list); 988235783Skib INIT_LIST_HEAD(&dev->mode_config.property_blob_list); 989235783Skib INIT_LIST_HEAD(&dev->mode_config.plane_list); 990235783Skib drm_gem_names_init(&dev->mode_config.crtc_names); 991235783Skib 992235783Skib sx_xlock(&dev->mode_config.mutex); 993235783Skib drm_mode_create_standard_connector_properties(dev); 994235783Skib sx_xunlock(&dev->mode_config.mutex); 995235783Skib 996235783Skib /* Just to be sure */ 997235783Skib dev->mode_config.num_fb = 0; 998235783Skib dev->mode_config.num_connector = 0; 999235783Skib dev->mode_config.num_crtc = 0; 1000235783Skib dev->mode_config.num_encoder = 0; 1001235783Skib} 1002282199SdumbbellEXPORT_SYMBOL(drm_mode_config_init); 1003235783Skib 1004282199Sdumbbellint drm_mode_group_init(struct drm_device *dev, struct drm_mode_group *group) 1005235783Skib{ 1006235783Skib uint32_t total_objects = 0; 1007235783Skib 1008235783Skib total_objects += dev->mode_config.num_crtc; 1009235783Skib total_objects += dev->mode_config.num_connector; 1010235783Skib total_objects += dev->mode_config.num_encoder; 1011235783Skib 1012235783Skib group->id_list = malloc(total_objects * sizeof(uint32_t), 1013235783Skib DRM_MEM_KMS, M_WAITOK | M_ZERO); 1014282199Sdumbbell if (!group->id_list) 1015282199Sdumbbell return -ENOMEM; 1016235783Skib 1017235783Skib group->num_crtcs = 0; 1018235783Skib group->num_connectors = 0; 1019235783Skib group->num_encoders = 0; 1020235783Skib return 0; 1021235783Skib} 1022235783Skib 1023282199Sdumbbellvoid drm_mode_group_free(struct drm_mode_group *group) 1024282199Sdumbbell{ 1025282199Sdumbbell free(group->id_list, DRM_MEM_KMS); 1026282199Sdumbbell group->id_list = NULL; 1027282199Sdumbbell} 1028282199Sdumbbell 1029235783Skibint drm_mode_group_init_legacy_group(struct drm_device *dev, 1030235783Skib struct drm_mode_group *group) 1031235783Skib{ 1032235783Skib struct drm_crtc *crtc; 1033235783Skib struct drm_encoder *encoder; 1034235783Skib struct drm_connector *connector; 1035235783Skib int ret; 1036235783Skib 1037235783Skib if ((ret = drm_mode_group_init(dev, group))) 1038235783Skib return ret; 1039235783Skib 1040235783Skib list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 1041235783Skib group->id_list[group->num_crtcs++] = crtc->base.id; 1042235783Skib 1043235783Skib list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) 1044235783Skib group->id_list[group->num_crtcs + group->num_encoders++] = 1045235783Skib encoder->base.id; 1046235783Skib 1047235783Skib list_for_each_entry(connector, &dev->mode_config.connector_list, head) 1048235783Skib group->id_list[group->num_crtcs + group->num_encoders + 1049235783Skib group->num_connectors++] = connector->base.id; 1050235783Skib 1051235783Skib return 0; 1052235783Skib} 1053282199SdumbbellEXPORT_SYMBOL(drm_mode_group_init_legacy_group); 1054235783Skib 1055235783Skib/** 1056235783Skib * drm_mode_config_cleanup - free up DRM mode_config info 1057235783Skib * @dev: DRM device 1058235783Skib * 1059235783Skib * LOCKING: 1060235783Skib * Caller must hold mode config lock. 1061235783Skib * 1062235783Skib * Free up all the connectors and CRTCs associated with this DRM device, then 1063235783Skib * free up the framebuffers and associated buffer objects. 1064235783Skib * 1065235783Skib * FIXME: cleanup any dangling user buffer objects too 1066235783Skib */ 1067235783Skibvoid drm_mode_config_cleanup(struct drm_device *dev) 1068235783Skib{ 1069235783Skib struct drm_connector *connector, *ot; 1070235783Skib struct drm_crtc *crtc, *ct; 1071235783Skib struct drm_encoder *encoder, *enct; 1072235783Skib struct drm_framebuffer *fb, *fbt; 1073235783Skib struct drm_property *property, *pt; 1074282199Sdumbbell struct drm_property_blob *blob, *bt; 1075235783Skib struct drm_plane *plane, *plt; 1076235783Skib 1077235783Skib list_for_each_entry_safe(encoder, enct, &dev->mode_config.encoder_list, 1078235783Skib head) { 1079235783Skib encoder->funcs->destroy(encoder); 1080235783Skib } 1081235783Skib 1082235783Skib list_for_each_entry_safe(connector, ot, 1083235783Skib &dev->mode_config.connector_list, head) { 1084235783Skib connector->funcs->destroy(connector); 1085235783Skib } 1086235783Skib 1087235783Skib list_for_each_entry_safe(property, pt, &dev->mode_config.property_list, 1088235783Skib head) { 1089235783Skib drm_property_destroy(dev, property); 1090235783Skib } 1091235783Skib 1092282199Sdumbbell list_for_each_entry_safe(blob, bt, &dev->mode_config.property_blob_list, 1093282199Sdumbbell head) { 1094282199Sdumbbell drm_property_destroy_blob(dev, blob); 1095235783Skib } 1096235783Skib 1097282199Sdumbbell list_for_each_entry_safe(fb, fbt, &dev->mode_config.fb_list, head) { 1098282199Sdumbbell drm_framebuffer_remove(fb); 1099235783Skib } 1100235783Skib 1101235783Skib list_for_each_entry_safe(plane, plt, &dev->mode_config.plane_list, 1102235783Skib head) { 1103235783Skib plane->funcs->destroy(plane); 1104235783Skib } 1105282199Sdumbbell 1106282199Sdumbbell list_for_each_entry_safe(crtc, ct, &dev->mode_config.crtc_list, head) { 1107282199Sdumbbell crtc->funcs->destroy(crtc); 1108282199Sdumbbell } 1109282199Sdumbbell 1110235783Skib drm_gem_names_fini(&dev->mode_config.crtc_names); 1111235783Skib} 1112282199SdumbbellEXPORT_SYMBOL(drm_mode_config_cleanup); 1113235783Skib 1114235783Skib/** 1115235783Skib * drm_crtc_convert_to_umode - convert a drm_display_mode into a modeinfo 1116235783Skib * @out: drm_mode_modeinfo struct to return to the user 1117235783Skib * @in: drm_display_mode to use 1118235783Skib * 1119235783Skib * LOCKING: 1120235783Skib * None. 1121235783Skib * 1122235783Skib * Convert a drm_display_mode into a drm_mode_modeinfo structure to return to 1123235783Skib * the user. 1124235783Skib */ 1125235783Skibstatic void drm_crtc_convert_to_umode(struct drm_mode_modeinfo *out, 1126235783Skib const struct drm_display_mode *in) 1127235783Skib{ 1128235783Skib if (in->hdisplay > USHRT_MAX || in->hsync_start > USHRT_MAX || 1129282199Sdumbbell in->hsync_end > USHRT_MAX || in->htotal > USHRT_MAX || 1130282199Sdumbbell in->hskew > USHRT_MAX || in->vdisplay > USHRT_MAX || 1131282199Sdumbbell in->vsync_start > USHRT_MAX || in->vsync_end > USHRT_MAX || 1132282199Sdumbbell in->vtotal > USHRT_MAX || in->vscan > USHRT_MAX) 1133282199Sdumbbell DRM_WARNING("timing values too large for mode info\n"); 1134235783Skib 1135235783Skib out->clock = in->clock; 1136235783Skib out->hdisplay = in->hdisplay; 1137235783Skib out->hsync_start = in->hsync_start; 1138235783Skib out->hsync_end = in->hsync_end; 1139235783Skib out->htotal = in->htotal; 1140235783Skib out->hskew = in->hskew; 1141235783Skib out->vdisplay = in->vdisplay; 1142235783Skib out->vsync_start = in->vsync_start; 1143235783Skib out->vsync_end = in->vsync_end; 1144235783Skib out->vtotal = in->vtotal; 1145235783Skib out->vscan = in->vscan; 1146235783Skib out->vrefresh = in->vrefresh; 1147235783Skib out->flags = in->flags; 1148235783Skib out->type = in->type; 1149235783Skib strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); 1150235783Skib out->name[DRM_DISPLAY_MODE_LEN-1] = 0; 1151235783Skib} 1152235783Skib 1153235783Skib/** 1154235783Skib * drm_crtc_convert_to_umode - convert a modeinfo into a drm_display_mode 1155235783Skib * @out: drm_display_mode to return to the user 1156235783Skib * @in: drm_mode_modeinfo to use 1157235783Skib * 1158235783Skib * LOCKING: 1159235783Skib * None. 1160235783Skib * 1161235783Skib * Convert a drm_mode_modeinfo into a drm_display_mode structure to return to 1162235783Skib * the caller. 1163235783Skib * 1164235783Skib * RETURNS: 1165235783Skib * Zero on success, errno on failure. 1166235783Skib */ 1167235783Skibstatic int drm_crtc_convert_umode(struct drm_display_mode *out, 1168235783Skib const struct drm_mode_modeinfo *in) 1169235783Skib{ 1170235783Skib if (in->clock > INT_MAX || in->vrefresh > INT_MAX) 1171282199Sdumbbell return -ERANGE; 1172235783Skib 1173235783Skib out->clock = in->clock; 1174235783Skib out->hdisplay = in->hdisplay; 1175235783Skib out->hsync_start = in->hsync_start; 1176235783Skib out->hsync_end = in->hsync_end; 1177235783Skib out->htotal = in->htotal; 1178235783Skib out->hskew = in->hskew; 1179235783Skib out->vdisplay = in->vdisplay; 1180235783Skib out->vsync_start = in->vsync_start; 1181235783Skib out->vsync_end = in->vsync_end; 1182235783Skib out->vtotal = in->vtotal; 1183235783Skib out->vscan = in->vscan; 1184235783Skib out->vrefresh = in->vrefresh; 1185235783Skib out->flags = in->flags; 1186235783Skib out->type = in->type; 1187235783Skib strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); 1188235783Skib out->name[DRM_DISPLAY_MODE_LEN-1] = 0; 1189235783Skib 1190235783Skib return 0; 1191235783Skib} 1192235783Skib 1193235783Skib/** 1194235783Skib * drm_mode_getresources - get graphics configuration 1195235783Skib * @inode: inode from the ioctl 1196235783Skib * @filp: file * from the ioctl 1197235783Skib * @cmd: cmd from ioctl 1198235783Skib * @arg: arg from ioctl 1199235783Skib * 1200235783Skib * LOCKING: 1201235783Skib * Takes mode config lock. 1202235783Skib * 1203235783Skib * Construct a set of configuration description structures and return 1204235783Skib * them to the user, including CRTC, connector and framebuffer configuration. 1205235783Skib * 1206235783Skib * Called by the user via ioctl. 1207235783Skib * 1208235783Skib * RETURNS: 1209235783Skib * Zero on success, errno on failure. 1210235783Skib */ 1211235783Skibint drm_mode_getresources(struct drm_device *dev, void *data, 1212235783Skib struct drm_file *file_priv) 1213235783Skib{ 1214235783Skib struct drm_mode_card_res *card_res = data; 1215235783Skib struct list_head *lh; 1216235783Skib struct drm_framebuffer *fb; 1217235783Skib struct drm_connector *connector; 1218235783Skib struct drm_crtc *crtc; 1219235783Skib struct drm_encoder *encoder; 1220235783Skib int ret = 0; 1221235783Skib int connector_count = 0; 1222235783Skib int crtc_count = 0; 1223235783Skib int fb_count = 0; 1224235783Skib int encoder_count = 0; 1225235783Skib int copied = 0, i; 1226235783Skib uint32_t __user *fb_id; 1227235783Skib uint32_t __user *crtc_id; 1228235783Skib uint32_t __user *connector_id; 1229235783Skib uint32_t __user *encoder_id; 1230235783Skib struct drm_mode_group *mode_group; 1231235783Skib 1232235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1233282199Sdumbbell return -EINVAL; 1234235783Skib 1235235783Skib sx_xlock(&dev->mode_config.mutex); 1236235783Skib 1237235783Skib /* 1238235783Skib * For the non-control nodes we need to limit the list of resources 1239235783Skib * by IDs in the group list for this node 1240235783Skib */ 1241235783Skib list_for_each(lh, &file_priv->fbs) 1242235783Skib fb_count++; 1243235783Skib 1244282199Sdumbbell mode_group = &file_priv->master->minor->mode_group; 1245282199Sdumbbell if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1246235783Skib 1247235783Skib list_for_each(lh, &dev->mode_config.crtc_list) 1248235783Skib crtc_count++; 1249235783Skib 1250235783Skib list_for_each(lh, &dev->mode_config.connector_list) 1251235783Skib connector_count++; 1252235783Skib 1253235783Skib list_for_each(lh, &dev->mode_config.encoder_list) 1254235783Skib encoder_count++; 1255235783Skib } else { 1256235783Skib 1257235783Skib crtc_count = mode_group->num_crtcs; 1258235783Skib connector_count = mode_group->num_connectors; 1259235783Skib encoder_count = mode_group->num_encoders; 1260235783Skib } 1261235783Skib 1262235783Skib card_res->max_height = dev->mode_config.max_height; 1263235783Skib card_res->min_height = dev->mode_config.min_height; 1264235783Skib card_res->max_width = dev->mode_config.max_width; 1265235783Skib card_res->min_width = dev->mode_config.min_width; 1266235783Skib 1267235783Skib /* handle this in 4 parts */ 1268235783Skib /* FBs */ 1269235783Skib if (card_res->count_fbs >= fb_count) { 1270235783Skib copied = 0; 1271282199Sdumbbell fb_id = (uint32_t __user *)(unsigned long)card_res->fb_id_ptr; 1272235783Skib list_for_each_entry(fb, &file_priv->fbs, filp_head) { 1273282199Sdumbbell if (put_user(fb->base.id, fb_id + copied)) { 1274282199Sdumbbell ret = -EFAULT; 1275235783Skib goto out; 1276235783Skib } 1277235783Skib copied++; 1278235783Skib } 1279235783Skib } 1280235783Skib card_res->count_fbs = fb_count; 1281235783Skib 1282235783Skib /* CRTCs */ 1283235783Skib if (card_res->count_crtcs >= crtc_count) { 1284235783Skib copied = 0; 1285282199Sdumbbell crtc_id = (uint32_t __user *)(unsigned long)card_res->crtc_id_ptr; 1286282199Sdumbbell if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1287235783Skib list_for_each_entry(crtc, &dev->mode_config.crtc_list, 1288235783Skib head) { 1289235783Skib DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id); 1290282199Sdumbbell if (put_user(crtc->base.id, crtc_id + copied)) { 1291282199Sdumbbell ret = -EFAULT; 1292235783Skib goto out; 1293235783Skib } 1294235783Skib copied++; 1295235783Skib } 1296235783Skib } else { 1297235783Skib for (i = 0; i < mode_group->num_crtcs; i++) { 1298282199Sdumbbell if (put_user(mode_group->id_list[i], 1299282199Sdumbbell crtc_id + copied)) { 1300282199Sdumbbell ret = -EFAULT; 1301235783Skib goto out; 1302235783Skib } 1303235783Skib copied++; 1304235783Skib } 1305235783Skib } 1306235783Skib } 1307235783Skib card_res->count_crtcs = crtc_count; 1308235783Skib 1309235783Skib /* Encoders */ 1310235783Skib if (card_res->count_encoders >= encoder_count) { 1311235783Skib copied = 0; 1312282199Sdumbbell encoder_id = (uint32_t __user *)(unsigned long)card_res->encoder_id_ptr; 1313282199Sdumbbell if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1314235783Skib list_for_each_entry(encoder, 1315235783Skib &dev->mode_config.encoder_list, 1316235783Skib head) { 1317235783Skib DRM_DEBUG_KMS("[ENCODER:%d:%s]\n", encoder->base.id, 1318235783Skib drm_get_encoder_name(encoder)); 1319282199Sdumbbell if (put_user(encoder->base.id, encoder_id + 1320282199Sdumbbell copied)) { 1321282199Sdumbbell ret = -EFAULT; 1322235783Skib goto out; 1323235783Skib } 1324235783Skib copied++; 1325235783Skib } 1326235783Skib } else { 1327282199Sdumbbell for (i = mode_group->num_crtcs; i < mode_group->num_crtcs + mode_group->num_encoders; i++) { 1328282199Sdumbbell if (put_user(mode_group->id_list[i], 1329282199Sdumbbell encoder_id + copied)) { 1330282199Sdumbbell ret = -EFAULT; 1331235783Skib goto out; 1332235783Skib } 1333235783Skib copied++; 1334235783Skib } 1335235783Skib 1336235783Skib } 1337235783Skib } 1338235783Skib card_res->count_encoders = encoder_count; 1339235783Skib 1340235783Skib /* Connectors */ 1341235783Skib if (card_res->count_connectors >= connector_count) { 1342235783Skib copied = 0; 1343282199Sdumbbell connector_id = (uint32_t __user *)(unsigned long)card_res->connector_id_ptr; 1344282199Sdumbbell if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1345235783Skib list_for_each_entry(connector, 1346235783Skib &dev->mode_config.connector_list, 1347235783Skib head) { 1348235783Skib DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", 1349235783Skib connector->base.id, 1350235783Skib drm_get_connector_name(connector)); 1351282199Sdumbbell if (put_user(connector->base.id, 1352282199Sdumbbell connector_id + copied)) { 1353282199Sdumbbell ret = -EFAULT; 1354235783Skib goto out; 1355235783Skib } 1356235783Skib copied++; 1357235783Skib } 1358235783Skib } else { 1359235783Skib int start = mode_group->num_crtcs + 1360235783Skib mode_group->num_encoders; 1361235783Skib for (i = start; i < start + mode_group->num_connectors; i++) { 1362282199Sdumbbell if (put_user(mode_group->id_list[i], 1363282199Sdumbbell connector_id + copied)) { 1364282199Sdumbbell ret = -EFAULT; 1365235783Skib goto out; 1366235783Skib } 1367235783Skib copied++; 1368235783Skib } 1369235783Skib } 1370235783Skib } 1371235783Skib card_res->count_connectors = connector_count; 1372235783Skib 1373235783Skib DRM_DEBUG_KMS("CRTC[%d] CONNECTORS[%d] ENCODERS[%d]\n", card_res->count_crtcs, 1374235783Skib card_res->count_connectors, card_res->count_encoders); 1375235783Skib 1376235783Skibout: 1377235783Skib sx_xunlock(&dev->mode_config.mutex); 1378235783Skib return ret; 1379235783Skib} 1380235783Skib 1381235783Skib/** 1382235783Skib * drm_mode_getcrtc - get CRTC configuration 1383235783Skib * @inode: inode from the ioctl 1384235783Skib * @filp: file * from the ioctl 1385235783Skib * @cmd: cmd from ioctl 1386235783Skib * @arg: arg from ioctl 1387235783Skib * 1388235783Skib * LOCKING: 1389235783Skib * Takes mode config lock. 1390235783Skib * 1391235783Skib * Construct a CRTC configuration structure to return to the user. 1392235783Skib * 1393235783Skib * Called by the user via ioctl. 1394235783Skib * 1395235783Skib * RETURNS: 1396235783Skib * Zero on success, errno on failure. 1397235783Skib */ 1398235783Skibint drm_mode_getcrtc(struct drm_device *dev, 1399235783Skib void *data, struct drm_file *file_priv) 1400235783Skib{ 1401235783Skib struct drm_mode_crtc *crtc_resp = data; 1402235783Skib struct drm_crtc *crtc; 1403235783Skib struct drm_mode_object *obj; 1404235783Skib int ret = 0; 1405235783Skib 1406235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1407282199Sdumbbell return -EINVAL; 1408235783Skib 1409235783Skib sx_xlock(&dev->mode_config.mutex); 1410235783Skib 1411235783Skib obj = drm_mode_object_find(dev, crtc_resp->crtc_id, 1412235783Skib DRM_MODE_OBJECT_CRTC); 1413235783Skib if (!obj) { 1414282199Sdumbbell ret = -EINVAL; 1415235783Skib goto out; 1416235783Skib } 1417235783Skib crtc = obj_to_crtc(obj); 1418235783Skib 1419235783Skib crtc_resp->x = crtc->x; 1420235783Skib crtc_resp->y = crtc->y; 1421235783Skib crtc_resp->gamma_size = crtc->gamma_size; 1422235783Skib if (crtc->fb) 1423235783Skib crtc_resp->fb_id = crtc->fb->base.id; 1424235783Skib else 1425235783Skib crtc_resp->fb_id = 0; 1426235783Skib 1427235783Skib if (crtc->enabled) { 1428235783Skib 1429235783Skib drm_crtc_convert_to_umode(&crtc_resp->mode, &crtc->mode); 1430235783Skib crtc_resp->mode_valid = 1; 1431235783Skib 1432235783Skib } else { 1433235783Skib crtc_resp->mode_valid = 0; 1434235783Skib } 1435235783Skib 1436235783Skibout: 1437235783Skib sx_xunlock(&dev->mode_config.mutex); 1438235783Skib return ret; 1439235783Skib} 1440235783Skib 1441235783Skib/** 1442235783Skib * drm_mode_getconnector - get connector configuration 1443235783Skib * @inode: inode from the ioctl 1444235783Skib * @filp: file * from the ioctl 1445235783Skib * @cmd: cmd from ioctl 1446235783Skib * @arg: arg from ioctl 1447235783Skib * 1448235783Skib * LOCKING: 1449235783Skib * Takes mode config lock. 1450235783Skib * 1451235783Skib * Construct a connector configuration structure to return to the user. 1452235783Skib * 1453235783Skib * Called by the user via ioctl. 1454235783Skib * 1455235783Skib * RETURNS: 1456235783Skib * Zero on success, errno on failure. 1457235783Skib */ 1458235783Skibint drm_mode_getconnector(struct drm_device *dev, void *data, 1459235783Skib struct drm_file *file_priv) 1460235783Skib{ 1461235783Skib struct drm_mode_get_connector *out_resp = data; 1462235783Skib struct drm_mode_object *obj; 1463235783Skib struct drm_connector *connector; 1464235783Skib struct drm_display_mode *mode; 1465235783Skib int mode_count = 0; 1466235783Skib int props_count = 0; 1467235783Skib int encoders_count = 0; 1468235783Skib int ret = 0; 1469235783Skib int copied = 0; 1470235783Skib int i; 1471235783Skib struct drm_mode_modeinfo u_mode; 1472235783Skib struct drm_mode_modeinfo __user *mode_ptr; 1473282199Sdumbbell uint32_t __user *prop_ptr; 1474282199Sdumbbell uint64_t __user *prop_values; 1475282199Sdumbbell uint32_t __user *encoder_ptr; 1476235783Skib 1477235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1478282199Sdumbbell return -EINVAL; 1479235783Skib 1480235783Skib memset(&u_mode, 0, sizeof(struct drm_mode_modeinfo)); 1481235783Skib 1482235783Skib DRM_DEBUG_KMS("[CONNECTOR:%d:?]\n", out_resp->connector_id); 1483235783Skib 1484235783Skib sx_xlock(&dev->mode_config.mutex); 1485235783Skib 1486235783Skib obj = drm_mode_object_find(dev, out_resp->connector_id, 1487235783Skib DRM_MODE_OBJECT_CONNECTOR); 1488235783Skib if (!obj) { 1489282199Sdumbbell ret = -EINVAL; 1490235783Skib goto out; 1491235783Skib } 1492235783Skib connector = obj_to_connector(obj); 1493235783Skib 1494280369Skib props_count = connector->properties.count; 1495235783Skib 1496235783Skib for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1497235783Skib if (connector->encoder_ids[i] != 0) { 1498235783Skib encoders_count++; 1499235783Skib } 1500235783Skib } 1501235783Skib 1502235783Skib if (out_resp->count_modes == 0) { 1503235783Skib connector->funcs->fill_modes(connector, 1504235783Skib dev->mode_config.max_width, 1505235783Skib dev->mode_config.max_height); 1506235783Skib } 1507235783Skib 1508235783Skib /* delayed so we get modes regardless of pre-fill_modes state */ 1509235783Skib list_for_each_entry(mode, &connector->modes, head) 1510235783Skib mode_count++; 1511235783Skib 1512235783Skib out_resp->connector_id = connector->base.id; 1513235783Skib out_resp->connector_type = connector->connector_type; 1514235783Skib out_resp->connector_type_id = connector->connector_type_id; 1515235783Skib out_resp->mm_width = connector->display_info.width_mm; 1516235783Skib out_resp->mm_height = connector->display_info.height_mm; 1517235783Skib out_resp->subpixel = connector->display_info.subpixel_order; 1518235783Skib out_resp->connection = connector->status; 1519235783Skib if (connector->encoder) 1520235783Skib out_resp->encoder_id = connector->encoder->base.id; 1521235783Skib else 1522235783Skib out_resp->encoder_id = 0; 1523235783Skib 1524235783Skib /* 1525235783Skib * This ioctl is called twice, once to determine how much space is 1526235783Skib * needed, and the 2nd time to fill it. 1527235783Skib */ 1528235783Skib if ((out_resp->count_modes >= mode_count) && mode_count) { 1529235783Skib copied = 0; 1530282199Sdumbbell mode_ptr = (struct drm_mode_modeinfo __user *)(unsigned long)out_resp->modes_ptr; 1531235783Skib list_for_each_entry(mode, &connector->modes, head) { 1532235783Skib drm_crtc_convert_to_umode(&u_mode, mode); 1533282199Sdumbbell if (copy_to_user(mode_ptr + copied, 1534282199Sdumbbell &u_mode, sizeof(u_mode))) { 1535282199Sdumbbell ret = -EFAULT; 1536235783Skib goto out; 1537235783Skib } 1538235783Skib copied++; 1539235783Skib } 1540235783Skib } 1541235783Skib out_resp->count_modes = mode_count; 1542235783Skib 1543235783Skib if ((out_resp->count_props >= props_count) && props_count) { 1544235783Skib copied = 0; 1545282199Sdumbbell prop_ptr = (uint32_t __user *)(unsigned long)(out_resp->props_ptr); 1546282199Sdumbbell prop_values = (uint64_t __user *)(unsigned long)(out_resp->prop_values_ptr); 1547280369Skib for (i = 0; i < connector->properties.count; i++) { 1548282199Sdumbbell if (put_user(connector->properties.ids[i], 1549282199Sdumbbell prop_ptr + copied)) { 1550282199Sdumbbell ret = -EFAULT; 1551280369Skib goto out; 1552280369Skib } 1553235783Skib 1554282199Sdumbbell if (put_user(connector->properties.values[i], 1555282199Sdumbbell prop_values + copied)) { 1556282199Sdumbbell ret = -EFAULT; 1557280369Skib goto out; 1558235783Skib } 1559280369Skib copied++; 1560235783Skib } 1561235783Skib } 1562235783Skib out_resp->count_props = props_count; 1563235783Skib 1564235783Skib if ((out_resp->count_encoders >= encoders_count) && encoders_count) { 1565235783Skib copied = 0; 1566282199Sdumbbell encoder_ptr = (uint32_t __user *)(unsigned long)(out_resp->encoders_ptr); 1567235783Skib for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1568235783Skib if (connector->encoder_ids[i] != 0) { 1569282199Sdumbbell if (put_user(connector->encoder_ids[i], 1570282199Sdumbbell encoder_ptr + copied)) { 1571282199Sdumbbell ret = -EFAULT; 1572235783Skib goto out; 1573235783Skib } 1574235783Skib copied++; 1575235783Skib } 1576235783Skib } 1577235783Skib } 1578235783Skib out_resp->count_encoders = encoders_count; 1579235783Skib 1580235783Skibout: 1581235783Skib sx_xunlock(&dev->mode_config.mutex); 1582235783Skib return ret; 1583235783Skib} 1584235783Skib 1585235783Skibint drm_mode_getencoder(struct drm_device *dev, void *data, 1586235783Skib struct drm_file *file_priv) 1587235783Skib{ 1588235783Skib struct drm_mode_get_encoder *enc_resp = data; 1589235783Skib struct drm_mode_object *obj; 1590235783Skib struct drm_encoder *encoder; 1591235783Skib int ret = 0; 1592235783Skib 1593235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1594282199Sdumbbell return -EINVAL; 1595235783Skib 1596235783Skib sx_xlock(&dev->mode_config.mutex); 1597235783Skib obj = drm_mode_object_find(dev, enc_resp->encoder_id, 1598235783Skib DRM_MODE_OBJECT_ENCODER); 1599235783Skib if (!obj) { 1600282199Sdumbbell ret = -EINVAL; 1601235783Skib goto out; 1602235783Skib } 1603235783Skib encoder = obj_to_encoder(obj); 1604235783Skib 1605235783Skib if (encoder->crtc) 1606235783Skib enc_resp->crtc_id = encoder->crtc->base.id; 1607235783Skib else 1608235783Skib enc_resp->crtc_id = 0; 1609235783Skib enc_resp->encoder_type = encoder->encoder_type; 1610235783Skib enc_resp->encoder_id = encoder->base.id; 1611235783Skib enc_resp->possible_crtcs = encoder->possible_crtcs; 1612235783Skib enc_resp->possible_clones = encoder->possible_clones; 1613235783Skib 1614235783Skibout: 1615235783Skib sx_xunlock(&dev->mode_config.mutex); 1616235783Skib return ret; 1617235783Skib} 1618235783Skib 1619235783Skib/** 1620235783Skib * drm_mode_getplane_res - get plane info 1621235783Skib * @dev: DRM device 1622235783Skib * @data: ioctl data 1623235783Skib * @file_priv: DRM file info 1624235783Skib * 1625235783Skib * LOCKING: 1626235783Skib * Takes mode config lock. 1627235783Skib * 1628235783Skib * Return an plane count and set of IDs. 1629235783Skib */ 1630235783Skibint drm_mode_getplane_res(struct drm_device *dev, void *data, 1631235783Skib struct drm_file *file_priv) 1632235783Skib{ 1633235783Skib struct drm_mode_get_plane_res *plane_resp = data; 1634235783Skib struct drm_mode_config *config; 1635235783Skib struct drm_plane *plane; 1636282199Sdumbbell uint32_t __user *plane_ptr; 1637235783Skib int copied = 0, ret = 0; 1638235783Skib 1639235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1640282199Sdumbbell return -EINVAL; 1641235783Skib 1642235783Skib sx_xlock(&dev->mode_config.mutex); 1643235783Skib config = &dev->mode_config; 1644235783Skib 1645235783Skib /* 1646235783Skib * This ioctl is called twice, once to determine how much space is 1647235783Skib * needed, and the 2nd time to fill it. 1648235783Skib */ 1649235783Skib if (config->num_plane && 1650235783Skib (plane_resp->count_planes >= config->num_plane)) { 1651282199Sdumbbell plane_ptr = (uint32_t __user *)(unsigned long)plane_resp->plane_id_ptr; 1652235783Skib 1653235783Skib list_for_each_entry(plane, &config->plane_list, head) { 1654282199Sdumbbell if (put_user(plane->base.id, plane_ptr + copied)) { 1655282199Sdumbbell ret = -EFAULT; 1656235783Skib goto out; 1657235783Skib } 1658235783Skib copied++; 1659235783Skib } 1660235783Skib } 1661235783Skib plane_resp->count_planes = config->num_plane; 1662235783Skib 1663235783Skibout: 1664235783Skib sx_xunlock(&dev->mode_config.mutex); 1665235783Skib return ret; 1666235783Skib} 1667235783Skib 1668235783Skib/** 1669235783Skib * drm_mode_getplane - get plane info 1670235783Skib * @dev: DRM device 1671235783Skib * @data: ioctl data 1672235783Skib * @file_priv: DRM file info 1673235783Skib * 1674235783Skib * LOCKING: 1675235783Skib * Takes mode config lock. 1676235783Skib * 1677235783Skib * Return plane info, including formats supported, gamma size, any 1678235783Skib * current fb, etc. 1679235783Skib */ 1680235783Skibint drm_mode_getplane(struct drm_device *dev, void *data, 1681235783Skib struct drm_file *file_priv) 1682235783Skib{ 1683235783Skib struct drm_mode_get_plane *plane_resp = data; 1684235783Skib struct drm_mode_object *obj; 1685235783Skib struct drm_plane *plane; 1686282199Sdumbbell uint32_t __user *format_ptr; 1687235783Skib int ret = 0; 1688235783Skib 1689235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1690282199Sdumbbell return -EINVAL; 1691235783Skib 1692235783Skib sx_xlock(&dev->mode_config.mutex); 1693235783Skib obj = drm_mode_object_find(dev, plane_resp->plane_id, 1694235783Skib DRM_MODE_OBJECT_PLANE); 1695235783Skib if (!obj) { 1696282199Sdumbbell ret = -ENOENT; 1697235783Skib goto out; 1698235783Skib } 1699235783Skib plane = obj_to_plane(obj); 1700235783Skib 1701235783Skib if (plane->crtc) 1702235783Skib plane_resp->crtc_id = plane->crtc->base.id; 1703235783Skib else 1704235783Skib plane_resp->crtc_id = 0; 1705235783Skib 1706235783Skib if (plane->fb) 1707235783Skib plane_resp->fb_id = plane->fb->base.id; 1708235783Skib else 1709235783Skib plane_resp->fb_id = 0; 1710235783Skib 1711235783Skib plane_resp->plane_id = plane->base.id; 1712235783Skib plane_resp->possible_crtcs = plane->possible_crtcs; 1713235783Skib plane_resp->gamma_size = plane->gamma_size; 1714235783Skib 1715235783Skib /* 1716235783Skib * This ioctl is called twice, once to determine how much space is 1717235783Skib * needed, and the 2nd time to fill it. 1718235783Skib */ 1719235783Skib if (plane->format_count && 1720235783Skib (plane_resp->count_format_types >= plane->format_count)) { 1721282199Sdumbbell format_ptr = (uint32_t __user *)(unsigned long)plane_resp->format_type_ptr; 1722282199Sdumbbell if (copy_to_user(format_ptr, 1723235783Skib plane->format_types, 1724235783Skib sizeof(uint32_t) * plane->format_count)) { 1725282199Sdumbbell ret = -EFAULT; 1726235783Skib goto out; 1727235783Skib } 1728235783Skib } 1729235783Skib plane_resp->count_format_types = plane->format_count; 1730235783Skib 1731235783Skibout: 1732235783Skib sx_xunlock(&dev->mode_config.mutex); 1733235783Skib return ret; 1734235783Skib} 1735235783Skib 1736235783Skib/** 1737235783Skib * drm_mode_setplane - set up or tear down an plane 1738235783Skib * @dev: DRM device 1739235783Skib * @data: ioctl data* 1740235783Skib * @file_prive: DRM file info 1741235783Skib * 1742235783Skib * LOCKING: 1743235783Skib * Takes mode config lock. 1744235783Skib * 1745235783Skib * Set plane info, including placement, fb, scaling, and other factors. 1746235783Skib * Or pass a NULL fb to disable. 1747235783Skib */ 1748235783Skibint drm_mode_setplane(struct drm_device *dev, void *data, 1749235783Skib struct drm_file *file_priv) 1750235783Skib{ 1751235783Skib struct drm_mode_set_plane *plane_req = data; 1752235783Skib struct drm_mode_object *obj; 1753235783Skib struct drm_plane *plane; 1754235783Skib struct drm_crtc *crtc; 1755235783Skib struct drm_framebuffer *fb; 1756235783Skib int ret = 0; 1757235783Skib unsigned int fb_width, fb_height; 1758235783Skib int i; 1759235783Skib 1760235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1761282199Sdumbbell return -EINVAL; 1762235783Skib 1763235783Skib sx_xlock(&dev->mode_config.mutex); 1764235783Skib 1765235783Skib /* 1766235783Skib * First, find the plane, crtc, and fb objects. If not available, 1767235783Skib * we don't bother to call the driver. 1768235783Skib */ 1769235783Skib obj = drm_mode_object_find(dev, plane_req->plane_id, 1770235783Skib DRM_MODE_OBJECT_PLANE); 1771235783Skib if (!obj) { 1772235783Skib DRM_DEBUG_KMS("Unknown plane ID %d\n", 1773235783Skib plane_req->plane_id); 1774282199Sdumbbell ret = -ENOENT; 1775235783Skib goto out; 1776235783Skib } 1777235783Skib plane = obj_to_plane(obj); 1778235783Skib 1779235783Skib /* No fb means shut it down */ 1780235783Skib if (!plane_req->fb_id) { 1781235783Skib plane->funcs->disable_plane(plane); 1782235783Skib plane->crtc = NULL; 1783235783Skib plane->fb = NULL; 1784235783Skib goto out; 1785235783Skib } 1786235783Skib 1787235783Skib obj = drm_mode_object_find(dev, plane_req->crtc_id, 1788235783Skib DRM_MODE_OBJECT_CRTC); 1789235783Skib if (!obj) { 1790235783Skib DRM_DEBUG_KMS("Unknown crtc ID %d\n", 1791235783Skib plane_req->crtc_id); 1792282199Sdumbbell ret = -ENOENT; 1793235783Skib goto out; 1794235783Skib } 1795235783Skib crtc = obj_to_crtc(obj); 1796235783Skib 1797235783Skib obj = drm_mode_object_find(dev, plane_req->fb_id, 1798235783Skib DRM_MODE_OBJECT_FB); 1799235783Skib if (!obj) { 1800235783Skib DRM_DEBUG_KMS("Unknown framebuffer ID %d\n", 1801235783Skib plane_req->fb_id); 1802282199Sdumbbell ret = -ENOENT; 1803235783Skib goto out; 1804235783Skib } 1805235783Skib fb = obj_to_fb(obj); 1806235783Skib 1807235783Skib /* Check whether this plane supports the fb pixel format. */ 1808235783Skib for (i = 0; i < plane->format_count; i++) 1809235783Skib if (fb->pixel_format == plane->format_types[i]) 1810235783Skib break; 1811235783Skib if (i == plane->format_count) { 1812235783Skib DRM_DEBUG_KMS("Invalid pixel format 0x%08x\n", fb->pixel_format); 1813282199Sdumbbell ret = -EINVAL; 1814235783Skib goto out; 1815235783Skib } 1816235783Skib 1817235783Skib fb_width = fb->width << 16; 1818235783Skib fb_height = fb->height << 16; 1819235783Skib 1820235783Skib /* Make sure source coordinates are inside the fb. */ 1821235783Skib if (plane_req->src_w > fb_width || 1822235783Skib plane_req->src_x > fb_width - plane_req->src_w || 1823235783Skib plane_req->src_h > fb_height || 1824235783Skib plane_req->src_y > fb_height - plane_req->src_h) { 1825235783Skib DRM_DEBUG_KMS("Invalid source coordinates " 1826235783Skib "%u.%06ux%u.%06u+%u.%06u+%u.%06u\n", 1827235783Skib plane_req->src_w >> 16, 1828235783Skib ((plane_req->src_w & 0xffff) * 15625) >> 10, 1829235783Skib plane_req->src_h >> 16, 1830235783Skib ((plane_req->src_h & 0xffff) * 15625) >> 10, 1831235783Skib plane_req->src_x >> 16, 1832235783Skib ((plane_req->src_x & 0xffff) * 15625) >> 10, 1833235783Skib plane_req->src_y >> 16, 1834235783Skib ((plane_req->src_y & 0xffff) * 15625) >> 10); 1835282199Sdumbbell ret = -ENOSPC; 1836235783Skib goto out; 1837235783Skib } 1838235783Skib 1839235783Skib /* Give drivers some help against integer overflows */ 1840235783Skib if (plane_req->crtc_w > INT_MAX || 1841235783Skib plane_req->crtc_x > INT_MAX - (int32_t) plane_req->crtc_w || 1842235783Skib plane_req->crtc_h > INT_MAX || 1843235783Skib plane_req->crtc_y > INT_MAX - (int32_t) plane_req->crtc_h) { 1844235783Skib DRM_DEBUG_KMS("Invalid CRTC coordinates %ux%u+%d+%d\n", 1845235783Skib plane_req->crtc_w, plane_req->crtc_h, 1846235783Skib plane_req->crtc_x, plane_req->crtc_y); 1847282199Sdumbbell ret = -ERANGE; 1848235783Skib goto out; 1849235783Skib } 1850235783Skib 1851282199Sdumbbell ret = plane->funcs->update_plane(plane, crtc, fb, 1852235783Skib plane_req->crtc_x, plane_req->crtc_y, 1853235783Skib plane_req->crtc_w, plane_req->crtc_h, 1854235783Skib plane_req->src_x, plane_req->src_y, 1855235783Skib plane_req->src_w, plane_req->src_h); 1856235783Skib if (!ret) { 1857235783Skib plane->crtc = crtc; 1858235783Skib plane->fb = fb; 1859235783Skib } 1860235783Skib 1861235783Skibout: 1862235783Skib sx_xunlock(&dev->mode_config.mutex); 1863235783Skib 1864235783Skib return ret; 1865235783Skib} 1866235783Skib 1867235783Skib/** 1868235783Skib * drm_mode_setcrtc - set CRTC configuration 1869235783Skib * @inode: inode from the ioctl 1870235783Skib * @filp: file * from the ioctl 1871235783Skib * @cmd: cmd from ioctl 1872235783Skib * @arg: arg from ioctl 1873235783Skib * 1874235783Skib * LOCKING: 1875235783Skib * Takes mode config lock. 1876235783Skib * 1877235783Skib * Build a new CRTC configuration based on user request. 1878235783Skib * 1879235783Skib * Called by the user via ioctl. 1880235783Skib * 1881235783Skib * RETURNS: 1882235783Skib * Zero on success, errno on failure. 1883235783Skib */ 1884235783Skibint drm_mode_setcrtc(struct drm_device *dev, void *data, 1885235783Skib struct drm_file *file_priv) 1886235783Skib{ 1887235783Skib struct drm_mode_config *config = &dev->mode_config; 1888235783Skib struct drm_mode_crtc *crtc_req = data; 1889235783Skib struct drm_mode_object *obj; 1890235783Skib struct drm_crtc *crtc; 1891235783Skib struct drm_connector **connector_set = NULL, *connector; 1892235783Skib struct drm_framebuffer *fb = NULL; 1893235783Skib struct drm_display_mode *mode = NULL; 1894235783Skib struct drm_mode_set set; 1895282199Sdumbbell uint32_t __user *set_connectors_ptr; 1896280369Skib int ret; 1897235783Skib int i; 1898235783Skib 1899235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1900282199Sdumbbell return -EINVAL; 1901235783Skib 1902235783Skib /* For some reason crtc x/y offsets are signed internally. */ 1903235783Skib if (crtc_req->x > INT_MAX || crtc_req->y > INT_MAX) 1904282199Sdumbbell return -ERANGE; 1905235783Skib 1906235783Skib sx_xlock(&dev->mode_config.mutex); 1907235783Skib obj = drm_mode_object_find(dev, crtc_req->crtc_id, 1908235783Skib DRM_MODE_OBJECT_CRTC); 1909235783Skib if (!obj) { 1910235783Skib DRM_DEBUG_KMS("Unknown CRTC ID %d\n", crtc_req->crtc_id); 1911282199Sdumbbell ret = -EINVAL; 1912235783Skib goto out; 1913235783Skib } 1914235783Skib crtc = obj_to_crtc(obj); 1915235783Skib DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id); 1916235783Skib 1917235783Skib if (crtc_req->mode_valid) { 1918282199Sdumbbell int hdisplay, vdisplay; 1919235783Skib /* If we have a mode we need a framebuffer. */ 1920235783Skib /* If we pass -1, set the mode with the currently bound fb */ 1921235783Skib if (crtc_req->fb_id == -1) { 1922235783Skib if (!crtc->fb) { 1923235783Skib DRM_DEBUG_KMS("CRTC doesn't have current FB\n"); 1924235783Skib ret = -EINVAL; 1925235783Skib goto out; 1926235783Skib } 1927235783Skib fb = crtc->fb; 1928235783Skib } else { 1929235783Skib obj = drm_mode_object_find(dev, crtc_req->fb_id, 1930235783Skib DRM_MODE_OBJECT_FB); 1931235783Skib if (!obj) { 1932235783Skib DRM_DEBUG_KMS("Unknown FB ID%d\n", 1933235783Skib crtc_req->fb_id); 1934282199Sdumbbell ret = -EINVAL; 1935235783Skib goto out; 1936235783Skib } 1937235783Skib fb = obj_to_fb(obj); 1938235783Skib } 1939235783Skib 1940235783Skib mode = drm_mode_create(dev); 1941235783Skib if (!mode) { 1942282199Sdumbbell ret = -ENOMEM; 1943235783Skib goto out; 1944235783Skib } 1945235783Skib 1946235783Skib ret = drm_crtc_convert_umode(mode, &crtc_req->mode); 1947235783Skib if (ret) { 1948235783Skib DRM_DEBUG_KMS("Invalid mode\n"); 1949235783Skib goto out; 1950235783Skib } 1951235783Skib 1952235783Skib drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V); 1953235783Skib 1954282199Sdumbbell hdisplay = mode->hdisplay; 1955282199Sdumbbell vdisplay = mode->vdisplay; 1956282199Sdumbbell 1957282199Sdumbbell if (crtc->invert_dimensions) { 1958282199Sdumbbell int tmp; 1959282199Sdumbbell tmp = vdisplay; 1960282199Sdumbbell vdisplay = hdisplay; 1961282199Sdumbbell hdisplay = tmp; 1962282199Sdumbbell } 1963282199Sdumbbell 1964282199Sdumbbell if (hdisplay > fb->width || 1965282199Sdumbbell vdisplay > fb->height || 1966282199Sdumbbell crtc_req->x > fb->width - hdisplay || 1967282199Sdumbbell crtc_req->y > fb->height - vdisplay) { 1968282199Sdumbbell DRM_DEBUG_KMS("Invalid fb size %ux%u for CRTC viewport %ux%u+%d+%d%s.\n", 1969282199Sdumbbell fb->width, fb->height, 1970282199Sdumbbell hdisplay, vdisplay, crtc_req->x, crtc_req->y, 1971282199Sdumbbell crtc->invert_dimensions ? " (inverted)" : ""); 1972282199Sdumbbell ret = -ENOSPC; 1973235783Skib goto out; 1974235783Skib } 1975235783Skib } 1976235783Skib 1977235783Skib if (crtc_req->count_connectors == 0 && mode) { 1978235783Skib DRM_DEBUG_KMS("Count connectors is 0 but mode set\n"); 1979282199Sdumbbell ret = -EINVAL; 1980235783Skib goto out; 1981235783Skib } 1982235783Skib 1983235783Skib if (crtc_req->count_connectors > 0 && (!mode || !fb)) { 1984235783Skib DRM_DEBUG_KMS("Count connectors is %d but no mode or fb set\n", 1985235783Skib crtc_req->count_connectors); 1986282199Sdumbbell ret = -EINVAL; 1987235783Skib goto out; 1988235783Skib } 1989235783Skib 1990235783Skib if (crtc_req->count_connectors > 0) { 1991235783Skib u32 out_id; 1992235783Skib 1993235783Skib /* Avoid unbounded kernel memory allocation */ 1994235783Skib if (crtc_req->count_connectors > config->num_connector) { 1995282199Sdumbbell ret = -EINVAL; 1996235783Skib goto out; 1997235783Skib } 1998235783Skib 1999235783Skib connector_set = malloc(crtc_req->count_connectors * 2000282199Sdumbbell sizeof(struct drm_connector *), 2001282199Sdumbbell DRM_MEM_KMS, M_WAITOK); 2002282199Sdumbbell if (!connector_set) { 2003282199Sdumbbell ret = -ENOMEM; 2004282199Sdumbbell goto out; 2005282199Sdumbbell } 2006235783Skib 2007235783Skib for (i = 0; i < crtc_req->count_connectors; i++) { 2008282199Sdumbbell set_connectors_ptr = (uint32_t __user *)(unsigned long)crtc_req->set_connectors_ptr; 2009282199Sdumbbell if (get_user(out_id, &set_connectors_ptr[i])) { 2010282199Sdumbbell ret = -EFAULT; 2011235783Skib goto out; 2012235783Skib } 2013235783Skib 2014235783Skib obj = drm_mode_object_find(dev, out_id, 2015235783Skib DRM_MODE_OBJECT_CONNECTOR); 2016235783Skib if (!obj) { 2017235783Skib DRM_DEBUG_KMS("Connector id %d unknown\n", 2018235783Skib out_id); 2019282199Sdumbbell ret = -EINVAL; 2020235783Skib goto out; 2021235783Skib } 2022235783Skib connector = obj_to_connector(obj); 2023235783Skib DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", 2024235783Skib connector->base.id, 2025235783Skib drm_get_connector_name(connector)); 2026235783Skib 2027235783Skib connector_set[i] = connector; 2028235783Skib } 2029235783Skib } 2030235783Skib 2031235783Skib set.crtc = crtc; 2032235783Skib set.x = crtc_req->x; 2033235783Skib set.y = crtc_req->y; 2034235783Skib set.mode = mode; 2035235783Skib set.connectors = connector_set; 2036235783Skib set.num_connectors = crtc_req->count_connectors; 2037235783Skib set.fb = fb; 2038235783Skib ret = crtc->funcs->set_config(&set); 2039235783Skib 2040235783Skibout: 2041235783Skib free(connector_set, DRM_MEM_KMS); 2042235783Skib drm_mode_destroy(dev, mode); 2043235783Skib sx_xunlock(&dev->mode_config.mutex); 2044235783Skib return ret; 2045235783Skib} 2046235783Skib 2047235783Skibint drm_mode_cursor_ioctl(struct drm_device *dev, 2048235783Skib void *data, struct drm_file *file_priv) 2049235783Skib{ 2050235783Skib struct drm_mode_cursor *req = data; 2051235783Skib struct drm_mode_object *obj; 2052235783Skib struct drm_crtc *crtc; 2053235783Skib int ret = 0; 2054235783Skib 2055235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2056282199Sdumbbell return -EINVAL; 2057235783Skib 2058282199Sdumbbell if (!req->flags || (~DRM_MODE_CURSOR_FLAGS & req->flags)) 2059282199Sdumbbell return -EINVAL; 2060235783Skib 2061235783Skib sx_xlock(&dev->mode_config.mutex); 2062235783Skib obj = drm_mode_object_find(dev, req->crtc_id, DRM_MODE_OBJECT_CRTC); 2063235783Skib if (!obj) { 2064235783Skib DRM_DEBUG_KMS("Unknown CRTC ID %d\n", req->crtc_id); 2065282199Sdumbbell ret = -EINVAL; 2066235783Skib goto out; 2067235783Skib } 2068235783Skib crtc = obj_to_crtc(obj); 2069235783Skib 2070235783Skib if (req->flags & DRM_MODE_CURSOR_BO) { 2071235783Skib if (!crtc->funcs->cursor_set) { 2072282199Sdumbbell ret = -ENXIO; 2073235783Skib goto out; 2074235783Skib } 2075235783Skib /* Turns off the cursor if handle is 0 */ 2076282199Sdumbbell ret = crtc->funcs->cursor_set(crtc, file_priv, req->handle, 2077235783Skib req->width, req->height); 2078235783Skib } 2079235783Skib 2080235783Skib if (req->flags & DRM_MODE_CURSOR_MOVE) { 2081235783Skib if (crtc->funcs->cursor_move) { 2082235783Skib ret = crtc->funcs->cursor_move(crtc, req->x, req->y); 2083235783Skib } else { 2084282199Sdumbbell ret = -EFAULT; 2085235783Skib goto out; 2086235783Skib } 2087235783Skib } 2088235783Skibout: 2089235783Skib sx_xunlock(&dev->mode_config.mutex); 2090235783Skib return ret; 2091235783Skib} 2092235783Skib 2093235783Skib/* Original addfb only supported RGB formats, so figure out which one */ 2094235783Skibuint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth) 2095235783Skib{ 2096235783Skib uint32_t fmt; 2097235783Skib 2098235783Skib switch (bpp) { 2099235783Skib case 8: 2100282199Sdumbbell fmt = DRM_FORMAT_C8; 2101235783Skib break; 2102235783Skib case 16: 2103235783Skib if (depth == 15) 2104235783Skib fmt = DRM_FORMAT_XRGB1555; 2105235783Skib else 2106235783Skib fmt = DRM_FORMAT_RGB565; 2107235783Skib break; 2108235783Skib case 24: 2109235783Skib fmt = DRM_FORMAT_RGB888; 2110235783Skib break; 2111235783Skib case 32: 2112235783Skib if (depth == 24) 2113235783Skib fmt = DRM_FORMAT_XRGB8888; 2114235783Skib else if (depth == 30) 2115235783Skib fmt = DRM_FORMAT_XRGB2101010; 2116235783Skib else 2117235783Skib fmt = DRM_FORMAT_ARGB8888; 2118235783Skib break; 2119235783Skib default: 2120282199Sdumbbell DRM_ERROR("bad bpp, assuming x8r8g8b8 pixel format\n"); 2121235783Skib fmt = DRM_FORMAT_XRGB8888; 2122235783Skib break; 2123235783Skib } 2124235783Skib 2125235783Skib return fmt; 2126235783Skib} 2127282199SdumbbellEXPORT_SYMBOL(drm_mode_legacy_fb_format); 2128235783Skib 2129235783Skib/** 2130235783Skib * drm_mode_addfb - add an FB to the graphics configuration 2131235783Skib * @inode: inode from the ioctl 2132235783Skib * @filp: file * from the ioctl 2133235783Skib * @cmd: cmd from ioctl 2134235783Skib * @arg: arg from ioctl 2135235783Skib * 2136235783Skib * LOCKING: 2137235783Skib * Takes mode config lock. 2138235783Skib * 2139235783Skib * Add a new FB to the specified CRTC, given a user request. 2140235783Skib * 2141235783Skib * Called by the user via ioctl. 2142235783Skib * 2143235783Skib * RETURNS: 2144235783Skib * Zero on success, errno on failure. 2145235783Skib */ 2146235783Skibint drm_mode_addfb(struct drm_device *dev, 2147235783Skib void *data, struct drm_file *file_priv) 2148235783Skib{ 2149235783Skib struct drm_mode_fb_cmd *or = data; 2150235783Skib struct drm_mode_fb_cmd2 r = {}; 2151235783Skib struct drm_mode_config *config = &dev->mode_config; 2152235783Skib struct drm_framebuffer *fb; 2153235783Skib int ret = 0; 2154235783Skib 2155235783Skib /* Use new struct with format internally */ 2156235783Skib r.fb_id = or->fb_id; 2157235783Skib r.width = or->width; 2158235783Skib r.height = or->height; 2159235783Skib r.pitches[0] = or->pitch; 2160235783Skib r.pixel_format = drm_mode_legacy_fb_format(or->bpp, or->depth); 2161235783Skib r.handles[0] = or->handle; 2162235783Skib 2163235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2164282199Sdumbbell return -EINVAL; 2165235783Skib 2166235783Skib if ((config->min_width > r.width) || (r.width > config->max_width)) 2167282199Sdumbbell return -EINVAL; 2168282199Sdumbbell 2169235783Skib if ((config->min_height > r.height) || (r.height > config->max_height)) 2170282199Sdumbbell return -EINVAL; 2171235783Skib 2172235783Skib sx_xlock(&dev->mode_config.mutex); 2173235783Skib 2174282199Sdumbbell /* TODO check buffer is sufficiently large */ 2175282199Sdumbbell /* TODO setup destructor callback */ 2176282199Sdumbbell 2177282199Sdumbbell ret = dev->mode_config.funcs->fb_create(dev, file_priv, &r, &fb); 2178235783Skib if (ret != 0) { 2179282199Sdumbbell DRM_DEBUG_KMS("could not create framebuffer\n"); 2180235783Skib goto out; 2181235783Skib } 2182235783Skib 2183235783Skib or->fb_id = fb->base.id; 2184235783Skib list_add(&fb->filp_head, &file_priv->fbs); 2185235783Skib DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id); 2186235783Skib 2187235783Skibout: 2188235783Skib sx_xunlock(&dev->mode_config.mutex); 2189235783Skib return ret; 2190235783Skib} 2191235783Skib 2192282199Sdumbbellstatic int format_check(const struct drm_mode_fb_cmd2 *r) 2193235783Skib{ 2194235783Skib uint32_t format = r->pixel_format & ~DRM_FORMAT_BIG_ENDIAN; 2195235783Skib 2196235783Skib switch (format) { 2197235783Skib case DRM_FORMAT_C8: 2198235783Skib case DRM_FORMAT_RGB332: 2199235783Skib case DRM_FORMAT_BGR233: 2200235783Skib case DRM_FORMAT_XRGB4444: 2201235783Skib case DRM_FORMAT_XBGR4444: 2202235783Skib case DRM_FORMAT_RGBX4444: 2203235783Skib case DRM_FORMAT_BGRX4444: 2204235783Skib case DRM_FORMAT_ARGB4444: 2205235783Skib case DRM_FORMAT_ABGR4444: 2206235783Skib case DRM_FORMAT_RGBA4444: 2207235783Skib case DRM_FORMAT_BGRA4444: 2208235783Skib case DRM_FORMAT_XRGB1555: 2209235783Skib case DRM_FORMAT_XBGR1555: 2210235783Skib case DRM_FORMAT_RGBX5551: 2211235783Skib case DRM_FORMAT_BGRX5551: 2212235783Skib case DRM_FORMAT_ARGB1555: 2213235783Skib case DRM_FORMAT_ABGR1555: 2214235783Skib case DRM_FORMAT_RGBA5551: 2215235783Skib case DRM_FORMAT_BGRA5551: 2216235783Skib case DRM_FORMAT_RGB565: 2217235783Skib case DRM_FORMAT_BGR565: 2218235783Skib case DRM_FORMAT_RGB888: 2219235783Skib case DRM_FORMAT_BGR888: 2220235783Skib case DRM_FORMAT_XRGB8888: 2221235783Skib case DRM_FORMAT_XBGR8888: 2222235783Skib case DRM_FORMAT_RGBX8888: 2223235783Skib case DRM_FORMAT_BGRX8888: 2224235783Skib case DRM_FORMAT_ARGB8888: 2225235783Skib case DRM_FORMAT_ABGR8888: 2226235783Skib case DRM_FORMAT_RGBA8888: 2227235783Skib case DRM_FORMAT_BGRA8888: 2228235783Skib case DRM_FORMAT_XRGB2101010: 2229235783Skib case DRM_FORMAT_XBGR2101010: 2230235783Skib case DRM_FORMAT_RGBX1010102: 2231235783Skib case DRM_FORMAT_BGRX1010102: 2232235783Skib case DRM_FORMAT_ARGB2101010: 2233235783Skib case DRM_FORMAT_ABGR2101010: 2234235783Skib case DRM_FORMAT_RGBA1010102: 2235235783Skib case DRM_FORMAT_BGRA1010102: 2236235783Skib case DRM_FORMAT_YUYV: 2237235783Skib case DRM_FORMAT_YVYU: 2238235783Skib case DRM_FORMAT_UYVY: 2239235783Skib case DRM_FORMAT_VYUY: 2240235783Skib case DRM_FORMAT_AYUV: 2241235783Skib case DRM_FORMAT_NV12: 2242235783Skib case DRM_FORMAT_NV21: 2243235783Skib case DRM_FORMAT_NV16: 2244235783Skib case DRM_FORMAT_NV61: 2245282199Sdumbbell case DRM_FORMAT_NV24: 2246282199Sdumbbell case DRM_FORMAT_NV42: 2247235783Skib case DRM_FORMAT_YUV410: 2248235783Skib case DRM_FORMAT_YVU410: 2249235783Skib case DRM_FORMAT_YUV411: 2250235783Skib case DRM_FORMAT_YVU411: 2251235783Skib case DRM_FORMAT_YUV420: 2252235783Skib case DRM_FORMAT_YVU420: 2253235783Skib case DRM_FORMAT_YUV422: 2254235783Skib case DRM_FORMAT_YVU422: 2255235783Skib case DRM_FORMAT_YUV444: 2256235783Skib case DRM_FORMAT_YVU444: 2257235783Skib return 0; 2258235783Skib default: 2259282199Sdumbbell return -EINVAL; 2260235783Skib } 2261235783Skib} 2262235783Skib 2263282199Sdumbbellstatic int framebuffer_check(const struct drm_mode_fb_cmd2 *r) 2264280369Skib{ 2265280369Skib int ret, hsub, vsub, num_planes, i; 2266280369Skib 2267280369Skib ret = format_check(r); 2268280369Skib if (ret) { 2269280369Skib DRM_DEBUG_KMS("bad framebuffer format 0x%08x\n", r->pixel_format); 2270280369Skib return ret; 2271280369Skib } 2272280369Skib 2273280369Skib hsub = drm_format_horz_chroma_subsampling(r->pixel_format); 2274280369Skib vsub = drm_format_vert_chroma_subsampling(r->pixel_format); 2275280369Skib num_planes = drm_format_num_planes(r->pixel_format); 2276280369Skib 2277280369Skib if (r->width == 0 || r->width % hsub) { 2278280369Skib DRM_DEBUG_KMS("bad framebuffer width %u\n", r->height); 2279280369Skib return -EINVAL; 2280280369Skib } 2281280369Skib 2282280369Skib if (r->height == 0 || r->height % vsub) { 2283280369Skib DRM_DEBUG_KMS("bad framebuffer height %u\n", r->height); 2284280369Skib return -EINVAL; 2285280369Skib } 2286280369Skib 2287280369Skib for (i = 0; i < num_planes; i++) { 2288280369Skib unsigned int width = r->width / (i != 0 ? hsub : 1); 2289282199Sdumbbell unsigned int height = r->height / (i != 0 ? vsub : 1); 2290282199Sdumbbell unsigned int cpp = drm_format_plane_cpp(r->pixel_format, i); 2291280369Skib 2292280369Skib if (!r->handles[i]) { 2293280369Skib DRM_DEBUG_KMS("no buffer object handle for plane %d\n", i); 2294280369Skib return -EINVAL; 2295280369Skib } 2296280369Skib 2297282199Sdumbbell if ((uint64_t) width * cpp > UINT_MAX) 2298282199Sdumbbell return -ERANGE; 2299282199Sdumbbell 2300282199Sdumbbell if ((uint64_t) height * r->pitches[i] + r->offsets[i] > UINT_MAX) 2301282199Sdumbbell return -ERANGE; 2302282199Sdumbbell 2303282199Sdumbbell if (r->pitches[i] < width * cpp) { 2304280369Skib DRM_DEBUG_KMS("bad pitch %u for plane %d\n", r->pitches[i], i); 2305280369Skib return -EINVAL; 2306280369Skib } 2307280369Skib } 2308280369Skib 2309280369Skib return 0; 2310280369Skib} 2311280369Skib 2312235783Skib/** 2313235783Skib * drm_mode_addfb2 - add an FB to the graphics configuration 2314235783Skib * @inode: inode from the ioctl 2315235783Skib * @filp: file * from the ioctl 2316235783Skib * @cmd: cmd from ioctl 2317235783Skib * @arg: arg from ioctl 2318235783Skib * 2319235783Skib * LOCKING: 2320235783Skib * Takes mode config lock. 2321235783Skib * 2322235783Skib * Add a new FB to the specified CRTC, given a user request with format. 2323235783Skib * 2324235783Skib * Called by the user via ioctl. 2325235783Skib * 2326235783Skib * RETURNS: 2327235783Skib * Zero on success, errno on failure. 2328235783Skib */ 2329235783Skibint drm_mode_addfb2(struct drm_device *dev, 2330235783Skib void *data, struct drm_file *file_priv) 2331235783Skib{ 2332235783Skib struct drm_mode_fb_cmd2 *r = data; 2333235783Skib struct drm_mode_config *config = &dev->mode_config; 2334235783Skib struct drm_framebuffer *fb; 2335282199Sdumbbell int ret; 2336235783Skib 2337235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2338282199Sdumbbell return -EINVAL; 2339235783Skib 2340282199Sdumbbell if (r->flags & ~DRM_MODE_FB_INTERLACED) { 2341282199Sdumbbell DRM_DEBUG_KMS("bad framebuffer flags 0x%08x\n", r->flags); 2342282199Sdumbbell return -EINVAL; 2343282199Sdumbbell } 2344282199Sdumbbell 2345235783Skib if ((config->min_width > r->width) || (r->width > config->max_width)) { 2346280369Skib DRM_DEBUG_KMS("bad framebuffer width %d, should be >= %d && <= %d\n", 2347235783Skib r->width, config->min_width, config->max_width); 2348282199Sdumbbell return -EINVAL; 2349235783Skib } 2350235783Skib if ((config->min_height > r->height) || (r->height > config->max_height)) { 2351280369Skib DRM_DEBUG_KMS("bad framebuffer height %d, should be >= %d && <= %d\n", 2352235783Skib r->height, config->min_height, config->max_height); 2353282199Sdumbbell return -EINVAL; 2354235783Skib } 2355235783Skib 2356280369Skib ret = framebuffer_check(r); 2357280369Skib if (ret) 2358282199Sdumbbell return ret; 2359235783Skib 2360235783Skib sx_xlock(&dev->mode_config.mutex); 2361235783Skib 2362282199Sdumbbell ret = dev->mode_config.funcs->fb_create(dev, file_priv, r, &fb); 2363235783Skib if (ret != 0) { 2364282199Sdumbbell DRM_DEBUG_KMS("could not create framebuffer\n"); 2365235783Skib goto out; 2366235783Skib } 2367235783Skib 2368235783Skib r->fb_id = fb->base.id; 2369235783Skib list_add(&fb->filp_head, &file_priv->fbs); 2370235783Skib DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id); 2371235783Skib 2372235783Skibout: 2373235783Skib sx_xunlock(&dev->mode_config.mutex); 2374282199Sdumbbell return ret; 2375235783Skib} 2376235783Skib 2377235783Skib/** 2378235783Skib * drm_mode_rmfb - remove an FB from the configuration 2379235783Skib * @inode: inode from the ioctl 2380235783Skib * @filp: file * from the ioctl 2381235783Skib * @cmd: cmd from ioctl 2382235783Skib * @arg: arg from ioctl 2383235783Skib * 2384235783Skib * LOCKING: 2385235783Skib * Takes mode config lock. 2386235783Skib * 2387235783Skib * Remove the FB specified by the user. 2388235783Skib * 2389235783Skib * Called by the user via ioctl. 2390235783Skib * 2391235783Skib * RETURNS: 2392235783Skib * Zero on success, errno on failure. 2393235783Skib */ 2394235783Skibint drm_mode_rmfb(struct drm_device *dev, 2395235783Skib void *data, struct drm_file *file_priv) 2396235783Skib{ 2397235783Skib struct drm_mode_object *obj; 2398235783Skib struct drm_framebuffer *fb = NULL; 2399235783Skib struct drm_framebuffer *fbl = NULL; 2400235783Skib uint32_t *id = data; 2401235783Skib int ret = 0; 2402235783Skib int found = 0; 2403235783Skib 2404235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2405282199Sdumbbell return -EINVAL; 2406235783Skib 2407235783Skib sx_xlock(&dev->mode_config.mutex); 2408235783Skib obj = drm_mode_object_find(dev, *id, DRM_MODE_OBJECT_FB); 2409235783Skib /* TODO check that we really get a framebuffer back. */ 2410235783Skib if (!obj) { 2411282199Sdumbbell ret = -EINVAL; 2412235783Skib goto out; 2413235783Skib } 2414235783Skib fb = obj_to_fb(obj); 2415235783Skib 2416235783Skib list_for_each_entry(fbl, &file_priv->fbs, filp_head) 2417235783Skib if (fb == fbl) 2418235783Skib found = 1; 2419235783Skib 2420235783Skib if (!found) { 2421282199Sdumbbell ret = -EINVAL; 2422235783Skib goto out; 2423235783Skib } 2424235783Skib 2425282199Sdumbbell drm_framebuffer_remove(fb); 2426235783Skib 2427235783Skibout: 2428235783Skib sx_xunlock(&dev->mode_config.mutex); 2429235783Skib return ret; 2430235783Skib} 2431235783Skib 2432235783Skib/** 2433235783Skib * drm_mode_getfb - get FB info 2434235783Skib * @inode: inode from the ioctl 2435235783Skib * @filp: file * from the ioctl 2436235783Skib * @cmd: cmd from ioctl 2437235783Skib * @arg: arg from ioctl 2438235783Skib * 2439235783Skib * LOCKING: 2440235783Skib * Takes mode config lock. 2441235783Skib * 2442235783Skib * Lookup the FB given its ID and return info about it. 2443235783Skib * 2444235783Skib * Called by the user via ioctl. 2445235783Skib * 2446235783Skib * RETURNS: 2447235783Skib * Zero on success, errno on failure. 2448235783Skib */ 2449235783Skibint drm_mode_getfb(struct drm_device *dev, 2450235783Skib void *data, struct drm_file *file_priv) 2451235783Skib{ 2452235783Skib struct drm_mode_fb_cmd *r = data; 2453235783Skib struct drm_mode_object *obj; 2454235783Skib struct drm_framebuffer *fb; 2455235783Skib int ret = 0; 2456235783Skib 2457235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2458282199Sdumbbell return -EINVAL; 2459235783Skib 2460235783Skib sx_xlock(&dev->mode_config.mutex); 2461235783Skib obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB); 2462235783Skib if (!obj) { 2463282199Sdumbbell ret = -EINVAL; 2464235783Skib goto out; 2465235783Skib } 2466235783Skib fb = obj_to_fb(obj); 2467235783Skib 2468235783Skib r->height = fb->height; 2469235783Skib r->width = fb->width; 2470235783Skib r->depth = fb->depth; 2471235783Skib r->bpp = fb->bits_per_pixel; 2472235783Skib r->pitch = fb->pitches[0]; 2473258062Sdumbbell r->handle = 0; 2474235783Skib fb->funcs->create_handle(fb, file_priv, &r->handle); 2475235783Skib 2476235783Skibout: 2477235783Skib sx_xunlock(&dev->mode_config.mutex); 2478235783Skib return ret; 2479235783Skib} 2480235783Skib 2481235783Skibint drm_mode_dirtyfb_ioctl(struct drm_device *dev, 2482235783Skib void *data, struct drm_file *file_priv) 2483235783Skib{ 2484235783Skib struct drm_clip_rect __user *clips_ptr; 2485235783Skib struct drm_clip_rect *clips = NULL; 2486235783Skib struct drm_mode_fb_dirty_cmd *r = data; 2487235783Skib struct drm_mode_object *obj; 2488235783Skib struct drm_framebuffer *fb; 2489235783Skib unsigned flags; 2490235783Skib int num_clips; 2491280369Skib int ret; 2492235783Skib 2493235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2494282199Sdumbbell return -EINVAL; 2495235783Skib 2496235783Skib sx_xlock(&dev->mode_config.mutex); 2497235783Skib obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB); 2498235783Skib if (!obj) { 2499282199Sdumbbell ret = -EINVAL; 2500235783Skib goto out_err1; 2501235783Skib } 2502235783Skib fb = obj_to_fb(obj); 2503235783Skib 2504235783Skib num_clips = r->num_clips; 2505282199Sdumbbell clips_ptr = (struct drm_clip_rect __user *)(unsigned long)r->clips_ptr; 2506235783Skib 2507235783Skib if (!num_clips != !clips_ptr) { 2508282199Sdumbbell ret = -EINVAL; 2509235783Skib goto out_err1; 2510235783Skib } 2511235783Skib 2512235783Skib flags = DRM_MODE_FB_DIRTY_FLAGS & r->flags; 2513235783Skib 2514235783Skib /* If userspace annotates copy, clips must come in pairs */ 2515235783Skib if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY && (num_clips % 2)) { 2516282199Sdumbbell ret = -EINVAL; 2517235783Skib goto out_err1; 2518235783Skib } 2519235783Skib 2520235783Skib if (num_clips && clips_ptr) { 2521235783Skib if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) { 2522282199Sdumbbell ret = -EINVAL; 2523235783Skib goto out_err1; 2524235783Skib } 2525235783Skib clips = malloc(num_clips * sizeof(*clips), DRM_MEM_KMS, 2526235783Skib M_WAITOK | M_ZERO); 2527282199Sdumbbell if (!clips) { 2528282199Sdumbbell ret = -ENOMEM; 2529282199Sdumbbell goto out_err1; 2530282199Sdumbbell } 2531235783Skib 2532282199Sdumbbell ret = copy_from_user(clips, clips_ptr, 2533282199Sdumbbell num_clips * sizeof(*clips)); 2534282199Sdumbbell if (ret) { 2535282199Sdumbbell ret = -EFAULT; 2536235783Skib goto out_err2; 2537282199Sdumbbell } 2538235783Skib } 2539235783Skib 2540235783Skib if (fb->funcs->dirty) { 2541282199Sdumbbell ret = fb->funcs->dirty(fb, file_priv, flags, r->color, 2542235783Skib clips, num_clips); 2543235783Skib } else { 2544282199Sdumbbell ret = -ENOSYS; 2545235783Skib goto out_err2; 2546235783Skib } 2547235783Skib 2548235783Skibout_err2: 2549235783Skib free(clips, DRM_MEM_KMS); 2550235783Skibout_err1: 2551235783Skib sx_xunlock(&dev->mode_config.mutex); 2552235783Skib return ret; 2553235783Skib} 2554235783Skib 2555235783Skib 2556235783Skib/** 2557235783Skib * drm_fb_release - remove and free the FBs on this file 2558235783Skib * @filp: file * from the ioctl 2559235783Skib * 2560235783Skib * LOCKING: 2561235783Skib * Takes mode config lock. 2562235783Skib * 2563235783Skib * Destroy all the FBs associated with @filp. 2564235783Skib * 2565235783Skib * Called by the user via ioctl. 2566235783Skib * 2567235783Skib * RETURNS: 2568235783Skib * Zero on success, errno on failure. 2569235783Skib */ 2570235783Skibvoid drm_fb_release(struct drm_file *priv) 2571235783Skib{ 2572235783Skib struct drm_device *dev = priv->minor->dev; 2573235783Skib struct drm_framebuffer *fb, *tfb; 2574235783Skib 2575235783Skib sx_xlock(&dev->mode_config.mutex); 2576235783Skib list_for_each_entry_safe(fb, tfb, &priv->fbs, filp_head) { 2577282199Sdumbbell drm_framebuffer_remove(fb); 2578235783Skib } 2579235783Skib sx_xunlock(&dev->mode_config.mutex); 2580235783Skib} 2581235783Skib 2582235783Skib/** 2583235783Skib * drm_mode_attachmode - add a mode to the user mode list 2584235783Skib * @dev: DRM device 2585235783Skib * @connector: connector to add the mode to 2586235783Skib * @mode: mode to add 2587235783Skib * 2588235783Skib * Add @mode to @connector's user mode list. 2589235783Skib */ 2590235783Skibstatic void drm_mode_attachmode(struct drm_device *dev, 2591235783Skib struct drm_connector *connector, 2592235783Skib struct drm_display_mode *mode) 2593235783Skib{ 2594235783Skib list_add_tail(&mode->head, &connector->user_modes); 2595235783Skib} 2596235783Skib 2597235783Skibint drm_mode_attachmode_crtc(struct drm_device *dev, struct drm_crtc *crtc, 2598235783Skib const struct drm_display_mode *mode) 2599235783Skib{ 2600235783Skib struct drm_connector *connector; 2601235783Skib int ret = 0; 2602235783Skib struct drm_display_mode *dup_mode, *next; 2603235783Skib DRM_LIST_HEAD(list); 2604235783Skib 2605235783Skib list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 2606235783Skib if (!connector->encoder) 2607235783Skib continue; 2608235783Skib if (connector->encoder->crtc == crtc) { 2609235783Skib dup_mode = drm_mode_duplicate(dev, mode); 2610235783Skib if (!dup_mode) { 2611282199Sdumbbell ret = -ENOMEM; 2612235783Skib goto out; 2613235783Skib } 2614235783Skib list_add_tail(&dup_mode->head, &list); 2615235783Skib } 2616235783Skib } 2617235783Skib 2618235783Skib list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 2619235783Skib if (!connector->encoder) 2620235783Skib continue; 2621235783Skib if (connector->encoder->crtc == crtc) 2622235783Skib list_move_tail(list.next, &connector->user_modes); 2623235783Skib } 2624235783Skib 2625235783Skib MPASS(!list_empty(&list)); 2626235783Skib 2627235783Skib out: 2628235783Skib list_for_each_entry_safe(dup_mode, next, &list, head) 2629235783Skib drm_mode_destroy(dev, dup_mode); 2630235783Skib 2631235783Skib return ret; 2632235783Skib} 2633282199SdumbbellEXPORT_SYMBOL(drm_mode_attachmode_crtc); 2634235783Skib 2635235783Skibstatic int drm_mode_detachmode(struct drm_device *dev, 2636235783Skib struct drm_connector *connector, 2637235783Skib struct drm_display_mode *mode) 2638235783Skib{ 2639235783Skib int found = 0; 2640235783Skib int ret = 0; 2641235783Skib struct drm_display_mode *match_mode, *t; 2642235783Skib 2643235783Skib list_for_each_entry_safe(match_mode, t, &connector->user_modes, head) { 2644235783Skib if (drm_mode_equal(match_mode, mode)) { 2645235783Skib list_del(&match_mode->head); 2646235783Skib drm_mode_destroy(dev, match_mode); 2647235783Skib found = 1; 2648235783Skib break; 2649235783Skib } 2650235783Skib } 2651235783Skib 2652235783Skib if (!found) 2653235783Skib ret = -EINVAL; 2654235783Skib 2655235783Skib return ret; 2656235783Skib} 2657235783Skib 2658235783Skibint drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode) 2659235783Skib{ 2660235783Skib struct drm_connector *connector; 2661235783Skib 2662235783Skib list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 2663235783Skib drm_mode_detachmode(dev, connector, mode); 2664235783Skib } 2665235783Skib return 0; 2666235783Skib} 2667282199SdumbbellEXPORT_SYMBOL(drm_mode_detachmode_crtc); 2668235783Skib 2669235783Skib/** 2670235783Skib * drm_fb_attachmode - Attach a user mode to an connector 2671235783Skib * @inode: inode from the ioctl 2672235783Skib * @filp: file * from the ioctl 2673235783Skib * @cmd: cmd from ioctl 2674235783Skib * @arg: arg from ioctl 2675235783Skib * 2676235783Skib * This attaches a user specified mode to an connector. 2677235783Skib * Called by the user via ioctl. 2678235783Skib * 2679235783Skib * RETURNS: 2680235783Skib * Zero on success, errno on failure. 2681235783Skib */ 2682235783Skibint drm_mode_attachmode_ioctl(struct drm_device *dev, 2683235783Skib void *data, struct drm_file *file_priv) 2684235783Skib{ 2685235783Skib struct drm_mode_mode_cmd *mode_cmd = data; 2686235783Skib struct drm_connector *connector; 2687235783Skib struct drm_display_mode *mode; 2688235783Skib struct drm_mode_object *obj; 2689235783Skib struct drm_mode_modeinfo *umode = &mode_cmd->mode; 2690280369Skib int ret; 2691235783Skib 2692235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2693235783Skib return -EINVAL; 2694235783Skib 2695235783Skib sx_xlock(&dev->mode_config.mutex); 2696235783Skib 2697235783Skib obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2698235783Skib if (!obj) { 2699235783Skib ret = -EINVAL; 2700235783Skib goto out; 2701235783Skib } 2702235783Skib connector = obj_to_connector(obj); 2703235783Skib 2704235783Skib mode = drm_mode_create(dev); 2705235783Skib if (!mode) { 2706235783Skib ret = -ENOMEM; 2707235783Skib goto out; 2708235783Skib } 2709235783Skib 2710235783Skib ret = drm_crtc_convert_umode(mode, umode); 2711235783Skib if (ret) { 2712235783Skib DRM_DEBUG_KMS("Invalid mode\n"); 2713235783Skib drm_mode_destroy(dev, mode); 2714235783Skib goto out; 2715235783Skib } 2716235783Skib 2717235783Skib drm_mode_attachmode(dev, connector, mode); 2718235783Skibout: 2719235783Skib sx_xunlock(&dev->mode_config.mutex); 2720235783Skib return ret; 2721235783Skib} 2722235783Skib 2723235783Skib 2724235783Skib/** 2725235783Skib * drm_fb_detachmode - Detach a user specified mode from an connector 2726235783Skib * @inode: inode from the ioctl 2727235783Skib * @filp: file * from the ioctl 2728235783Skib * @cmd: cmd from ioctl 2729235783Skib * @arg: arg from ioctl 2730235783Skib * 2731235783Skib * Called by the user via ioctl. 2732235783Skib * 2733235783Skib * RETURNS: 2734235783Skib * Zero on success, errno on failure. 2735235783Skib */ 2736235783Skibint drm_mode_detachmode_ioctl(struct drm_device *dev, 2737235783Skib void *data, struct drm_file *file_priv) 2738235783Skib{ 2739235783Skib struct drm_mode_object *obj; 2740235783Skib struct drm_mode_mode_cmd *mode_cmd = data; 2741235783Skib struct drm_connector *connector; 2742235783Skib struct drm_display_mode mode; 2743235783Skib struct drm_mode_modeinfo *umode = &mode_cmd->mode; 2744280369Skib int ret; 2745235783Skib 2746235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2747235783Skib return -EINVAL; 2748235783Skib 2749235783Skib sx_xlock(&dev->mode_config.mutex); 2750235783Skib 2751235783Skib obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2752235783Skib if (!obj) { 2753235783Skib ret = -EINVAL; 2754235783Skib goto out; 2755235783Skib } 2756235783Skib connector = obj_to_connector(obj); 2757235783Skib 2758235783Skib ret = drm_crtc_convert_umode(&mode, umode); 2759235783Skib if (ret) { 2760235783Skib DRM_DEBUG_KMS("Invalid mode\n"); 2761235783Skib goto out; 2762235783Skib } 2763235783Skib 2764235783Skib ret = drm_mode_detachmode(dev, connector, &mode); 2765235783Skibout: 2766235783Skib sx_xunlock(&dev->mode_config.mutex); 2767235783Skib return ret; 2768235783Skib} 2769235783Skib 2770235783Skibstruct drm_property *drm_property_create(struct drm_device *dev, int flags, 2771235783Skib const char *name, int num_values) 2772235783Skib{ 2773235783Skib struct drm_property *property = NULL; 2774235783Skib int ret; 2775235783Skib 2776235783Skib property = malloc(sizeof(struct drm_property), DRM_MEM_KMS, 2777235783Skib M_WAITOK | M_ZERO); 2778282199Sdumbbell if (!property) 2779282199Sdumbbell return NULL; 2780235783Skib 2781235783Skib if (num_values) { 2782235783Skib property->values = malloc(sizeof(uint64_t)*num_values, DRM_MEM_KMS, 2783235783Skib M_WAITOK | M_ZERO); 2784282199Sdumbbell if (!property->values) 2785282199Sdumbbell goto fail; 2786235783Skib } 2787235783Skib 2788235783Skib ret = drm_mode_object_get(dev, &property->base, DRM_MODE_OBJECT_PROPERTY); 2789235783Skib if (ret) 2790235783Skib goto fail; 2791282199Sdumbbell 2792235783Skib property->flags = flags; 2793235783Skib property->num_values = num_values; 2794235783Skib INIT_LIST_HEAD(&property->enum_blob_list); 2795235783Skib 2796235783Skib if (name) { 2797235783Skib strncpy(property->name, name, DRM_PROP_NAME_LEN); 2798235783Skib property->name[DRM_PROP_NAME_LEN-1] = '\0'; 2799235783Skib } 2800235783Skib 2801235783Skib list_add_tail(&property->head, &dev->mode_config.property_list); 2802235783Skib return property; 2803235783Skibfail: 2804235783Skib free(property->values, DRM_MEM_KMS); 2805235783Skib free(property, DRM_MEM_KMS); 2806282199Sdumbbell return NULL; 2807235783Skib} 2808282199SdumbbellEXPORT_SYMBOL(drm_property_create); 2809235783Skib 2810235783Skibstruct drm_property *drm_property_create_enum(struct drm_device *dev, int flags, 2811235783Skib const char *name, 2812235783Skib const struct drm_prop_enum_list *props, 2813235783Skib int num_values) 2814235783Skib{ 2815235783Skib struct drm_property *property; 2816235783Skib int i, ret; 2817235783Skib 2818235783Skib flags |= DRM_MODE_PROP_ENUM; 2819235783Skib 2820235783Skib property = drm_property_create(dev, flags, name, num_values); 2821235783Skib if (!property) 2822235783Skib return NULL; 2823235783Skib 2824235783Skib for (i = 0; i < num_values; i++) { 2825235783Skib ret = drm_property_add_enum(property, i, 2826235783Skib props[i].type, 2827235783Skib props[i].name); 2828235783Skib if (ret) { 2829235783Skib drm_property_destroy(dev, property); 2830235783Skib return NULL; 2831235783Skib } 2832235783Skib } 2833235783Skib 2834235783Skib return property; 2835235783Skib} 2836282199SdumbbellEXPORT_SYMBOL(drm_property_create_enum); 2837235783Skib 2838280369Skibstruct drm_property *drm_property_create_bitmask(struct drm_device *dev, 2839280369Skib int flags, const char *name, 2840280369Skib const struct drm_prop_enum_list *props, 2841280369Skib int num_values) 2842280369Skib{ 2843280369Skib struct drm_property *property; 2844280369Skib int i, ret; 2845280369Skib 2846280369Skib flags |= DRM_MODE_PROP_BITMASK; 2847280369Skib 2848280369Skib property = drm_property_create(dev, flags, name, num_values); 2849280369Skib if (!property) 2850280369Skib return NULL; 2851280369Skib 2852280369Skib for (i = 0; i < num_values; i++) { 2853280369Skib ret = drm_property_add_enum(property, i, 2854280369Skib props[i].type, 2855280369Skib props[i].name); 2856280369Skib if (ret) { 2857280369Skib drm_property_destroy(dev, property); 2858280369Skib return NULL; 2859280369Skib } 2860280369Skib } 2861280369Skib 2862280369Skib return property; 2863280369Skib} 2864282199SdumbbellEXPORT_SYMBOL(drm_property_create_bitmask); 2865280369Skib 2866235783Skibstruct drm_property *drm_property_create_range(struct drm_device *dev, int flags, 2867235783Skib const char *name, 2868235783Skib uint64_t min, uint64_t max) 2869235783Skib{ 2870235783Skib struct drm_property *property; 2871235783Skib 2872235783Skib flags |= DRM_MODE_PROP_RANGE; 2873235783Skib 2874235783Skib property = drm_property_create(dev, flags, name, 2); 2875235783Skib if (!property) 2876235783Skib return NULL; 2877235783Skib 2878235783Skib property->values[0] = min; 2879235783Skib property->values[1] = max; 2880235783Skib 2881235783Skib return property; 2882235783Skib} 2883282199SdumbbellEXPORT_SYMBOL(drm_property_create_range); 2884235783Skib 2885235783Skibint drm_property_add_enum(struct drm_property *property, int index, 2886235783Skib uint64_t value, const char *name) 2887235783Skib{ 2888235783Skib struct drm_property_enum *prop_enum; 2889235783Skib 2890280369Skib if (!(property->flags & (DRM_MODE_PROP_ENUM | DRM_MODE_PROP_BITMASK))) 2891235783Skib return -EINVAL; 2892235783Skib 2893280369Skib /* 2894280369Skib * Bitmask enum properties have the additional constraint of values 2895280369Skib * from 0 to 63 2896280369Skib */ 2897280369Skib if ((property->flags & DRM_MODE_PROP_BITMASK) && (value > 63)) 2898280369Skib return -EINVAL; 2899280369Skib 2900235783Skib if (!list_empty(&property->enum_blob_list)) { 2901235783Skib list_for_each_entry(prop_enum, &property->enum_blob_list, head) { 2902235783Skib if (prop_enum->value == value) { 2903235783Skib strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN); 2904235783Skib prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0'; 2905235783Skib return 0; 2906235783Skib } 2907235783Skib } 2908235783Skib } 2909235783Skib 2910235783Skib prop_enum = malloc(sizeof(struct drm_property_enum), DRM_MEM_KMS, 2911235783Skib M_WAITOK | M_ZERO); 2912282199Sdumbbell if (!prop_enum) 2913282199Sdumbbell return -ENOMEM; 2914235783Skib 2915235783Skib strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN); 2916235783Skib prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0'; 2917235783Skib prop_enum->value = value; 2918235783Skib 2919235783Skib property->values[index] = value; 2920235783Skib list_add_tail(&prop_enum->head, &property->enum_blob_list); 2921235783Skib return 0; 2922235783Skib} 2923282199SdumbbellEXPORT_SYMBOL(drm_property_add_enum); 2924235783Skib 2925235783Skibvoid drm_property_destroy(struct drm_device *dev, struct drm_property *property) 2926235783Skib{ 2927235783Skib struct drm_property_enum *prop_enum, *pt; 2928235783Skib 2929235783Skib list_for_each_entry_safe(prop_enum, pt, &property->enum_blob_list, head) { 2930235783Skib list_del(&prop_enum->head); 2931235783Skib free(prop_enum, DRM_MEM_KMS); 2932235783Skib } 2933235783Skib 2934235783Skib if (property->num_values) 2935235783Skib free(property->values, DRM_MEM_KMS); 2936235783Skib drm_mode_object_put(dev, &property->base); 2937235783Skib list_del(&property->head); 2938235783Skib free(property, DRM_MEM_KMS); 2939235783Skib} 2940282199SdumbbellEXPORT_SYMBOL(drm_property_destroy); 2941235783Skib 2942280369Skibvoid drm_object_attach_property(struct drm_mode_object *obj, 2943280369Skib struct drm_property *property, 2944280369Skib uint64_t init_val) 2945280369Skib{ 2946280369Skib int count = obj->properties->count; 2947280369Skib 2948280369Skib if (count == DRM_OBJECT_MAX_PROPERTY) { 2949282199Sdumbbell DRM_WARNING("Failed to attach object property (type: 0x%x). Please " 2950280369Skib "increase DRM_OBJECT_MAX_PROPERTY by 1 for each time " 2951280369Skib "you see this message on the same object type.\n", 2952280369Skib obj->type); 2953280369Skib return; 2954282199Sdumbbell } 2955280369Skib 2956280369Skib obj->properties->ids[count] = property->base.id; 2957280369Skib obj->properties->values[count] = init_val; 2958280369Skib obj->properties->count++; 2959280369Skib} 2960282199SdumbbellEXPORT_SYMBOL(drm_object_attach_property); 2961280369Skib 2962280369Skibint drm_object_property_set_value(struct drm_mode_object *obj, 2963280369Skib struct drm_property *property, uint64_t val) 2964280369Skib{ 2965235783Skib int i; 2966235783Skib 2967280369Skib for (i = 0; i < obj->properties->count; i++) { 2968280369Skib if (obj->properties->ids[i] == property->base.id) { 2969280369Skib obj->properties->values[i] = val; 2970280369Skib return 0; 2971235783Skib } 2972235783Skib } 2973235783Skib 2974280369Skib return -EINVAL; 2975235783Skib} 2976282199SdumbbellEXPORT_SYMBOL(drm_object_property_set_value); 2977235783Skib 2978280369Skibint drm_object_property_get_value(struct drm_mode_object *obj, 2979235783Skib struct drm_property *property, uint64_t *val) 2980235783Skib{ 2981235783Skib int i; 2982235783Skib 2983280369Skib for (i = 0; i < obj->properties->count; i++) { 2984280369Skib if (obj->properties->ids[i] == property->base.id) { 2985280369Skib *val = obj->properties->values[i]; 2986280369Skib return 0; 2987235783Skib } 2988235783Skib } 2989235783Skib 2990280369Skib return -EINVAL; 2991235783Skib} 2992282199SdumbbellEXPORT_SYMBOL(drm_object_property_get_value); 2993235783Skib 2994235783Skibint drm_mode_getproperty_ioctl(struct drm_device *dev, 2995235783Skib void *data, struct drm_file *file_priv) 2996235783Skib{ 2997235783Skib struct drm_mode_object *obj; 2998235783Skib struct drm_mode_get_property *out_resp = data; 2999235783Skib struct drm_property *property; 3000235783Skib int enum_count = 0; 3001235783Skib int blob_count = 0; 3002235783Skib int value_count = 0; 3003235783Skib int ret = 0, i; 3004235783Skib int copied; 3005235783Skib struct drm_property_enum *prop_enum; 3006235783Skib struct drm_mode_property_enum __user *enum_ptr; 3007235783Skib struct drm_property_blob *prop_blob; 3008282199Sdumbbell uint32_t __user *blob_id_ptr; 3009282199Sdumbbell uint64_t __user *values_ptr; 3010282199Sdumbbell uint32_t __user *blob_length_ptr; 3011235783Skib 3012235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3013235783Skib return -EINVAL; 3014235783Skib 3015235783Skib sx_xlock(&dev->mode_config.mutex); 3016235783Skib obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY); 3017235783Skib if (!obj) { 3018235783Skib ret = -EINVAL; 3019235783Skib goto done; 3020235783Skib } 3021235783Skib property = obj_to_property(obj); 3022235783Skib 3023280369Skib if (property->flags & (DRM_MODE_PROP_ENUM | DRM_MODE_PROP_BITMASK)) { 3024235783Skib list_for_each_entry(prop_enum, &property->enum_blob_list, head) 3025235783Skib enum_count++; 3026235783Skib } else if (property->flags & DRM_MODE_PROP_BLOB) { 3027235783Skib list_for_each_entry(prop_blob, &property->enum_blob_list, head) 3028235783Skib blob_count++; 3029235783Skib } 3030235783Skib 3031235783Skib value_count = property->num_values; 3032235783Skib 3033235783Skib strncpy(out_resp->name, property->name, DRM_PROP_NAME_LEN); 3034235783Skib out_resp->name[DRM_PROP_NAME_LEN-1] = 0; 3035235783Skib out_resp->flags = property->flags; 3036235783Skib 3037235783Skib if ((out_resp->count_values >= value_count) && value_count) { 3038282199Sdumbbell values_ptr = (uint64_t __user *)(unsigned long)out_resp->values_ptr; 3039235783Skib for (i = 0; i < value_count; i++) { 3040282199Sdumbbell if (copy_to_user(values_ptr + i, &property->values[i], sizeof(uint64_t))) { 3041235783Skib ret = -EFAULT; 3042235783Skib goto done; 3043235783Skib } 3044235783Skib } 3045235783Skib } 3046235783Skib out_resp->count_values = value_count; 3047235783Skib 3048280369Skib if (property->flags & (DRM_MODE_PROP_ENUM | DRM_MODE_PROP_BITMASK)) { 3049235783Skib if ((out_resp->count_enum_blobs >= enum_count) && enum_count) { 3050235783Skib copied = 0; 3051282199Sdumbbell enum_ptr = (struct drm_mode_property_enum __user *)(unsigned long)out_resp->enum_blob_ptr; 3052235783Skib list_for_each_entry(prop_enum, &property->enum_blob_list, head) { 3053235783Skib 3054282199Sdumbbell if (copy_to_user(&enum_ptr[copied].value, &prop_enum->value, sizeof(uint64_t))) { 3055235783Skib ret = -EFAULT; 3056235783Skib goto done; 3057235783Skib } 3058235783Skib 3059282199Sdumbbell if (copy_to_user(&enum_ptr[copied].name, 3060282199Sdumbbell &prop_enum->name, DRM_PROP_NAME_LEN)) { 3061235783Skib ret = -EFAULT; 3062235783Skib goto done; 3063235783Skib } 3064235783Skib copied++; 3065235783Skib } 3066235783Skib } 3067235783Skib out_resp->count_enum_blobs = enum_count; 3068235783Skib } 3069235783Skib 3070235783Skib if (property->flags & DRM_MODE_PROP_BLOB) { 3071235783Skib if ((out_resp->count_enum_blobs >= blob_count) && blob_count) { 3072235783Skib copied = 0; 3073282199Sdumbbell blob_id_ptr = (uint32_t __user *)(unsigned long)out_resp->enum_blob_ptr; 3074282199Sdumbbell blob_length_ptr = (uint32_t __user *)(unsigned long)out_resp->values_ptr; 3075235783Skib 3076235783Skib list_for_each_entry(prop_blob, &property->enum_blob_list, head) { 3077282199Sdumbbell if (put_user(prop_blob->base.id, blob_id_ptr + copied)) { 3078235783Skib ret = -EFAULT; 3079235783Skib goto done; 3080235783Skib } 3081235783Skib 3082282199Sdumbbell if (put_user(prop_blob->length, blob_length_ptr + copied)) { 3083235783Skib ret = -EFAULT; 3084235783Skib goto done; 3085235783Skib } 3086235783Skib 3087235783Skib copied++; 3088235783Skib } 3089235783Skib } 3090235783Skib out_resp->count_enum_blobs = blob_count; 3091235783Skib } 3092235783Skibdone: 3093235783Skib sx_xunlock(&dev->mode_config.mutex); 3094235783Skib return ret; 3095235783Skib} 3096235783Skib 3097235783Skibstatic struct drm_property_blob *drm_property_create_blob(struct drm_device *dev, int length, 3098235783Skib void *data) 3099235783Skib{ 3100235783Skib struct drm_property_blob *blob; 3101235783Skib int ret; 3102235783Skib 3103235783Skib if (!length || !data) 3104235783Skib return NULL; 3105235783Skib 3106282199Sdumbbell blob = malloc(sizeof(struct drm_property_blob)+length, DRM_MEM_KMS, 3107235783Skib M_WAITOK | M_ZERO); 3108282199Sdumbbell if (!blob) 3109282199Sdumbbell return NULL; 3110235783Skib 3111235783Skib ret = drm_mode_object_get(dev, &blob->base, DRM_MODE_OBJECT_BLOB); 3112235783Skib if (ret) { 3113235783Skib free(blob, DRM_MEM_KMS); 3114282199Sdumbbell return NULL; 3115235783Skib } 3116235783Skib 3117235783Skib blob->length = length; 3118235783Skib 3119235783Skib memcpy(blob->data, data, length); 3120235783Skib 3121235783Skib list_add_tail(&blob->head, &dev->mode_config.property_blob_list); 3122235783Skib return blob; 3123235783Skib} 3124235783Skib 3125235783Skibstatic void drm_property_destroy_blob(struct drm_device *dev, 3126235783Skib struct drm_property_blob *blob) 3127235783Skib{ 3128235783Skib drm_mode_object_put(dev, &blob->base); 3129235783Skib list_del(&blob->head); 3130235783Skib free(blob, DRM_MEM_KMS); 3131235783Skib} 3132235783Skib 3133235783Skibint drm_mode_getblob_ioctl(struct drm_device *dev, 3134235783Skib void *data, struct drm_file *file_priv) 3135235783Skib{ 3136235783Skib struct drm_mode_object *obj; 3137235783Skib struct drm_mode_get_blob *out_resp = data; 3138235783Skib struct drm_property_blob *blob; 3139235783Skib int ret = 0; 3140282199Sdumbbell void __user *blob_ptr; 3141235783Skib 3142235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3143235783Skib return -EINVAL; 3144235783Skib 3145235783Skib sx_xlock(&dev->mode_config.mutex); 3146235783Skib obj = drm_mode_object_find(dev, out_resp->blob_id, DRM_MODE_OBJECT_BLOB); 3147235783Skib if (!obj) { 3148235783Skib ret = -EINVAL; 3149235783Skib goto done; 3150235783Skib } 3151235783Skib blob = obj_to_blob(obj); 3152235783Skib 3153235783Skib if (out_resp->length == blob->length) { 3154282199Sdumbbell blob_ptr = (void __user *)(unsigned long)out_resp->data; 3155282199Sdumbbell if (copy_to_user(blob_ptr, blob->data, blob->length)){ 3156235783Skib ret = -EFAULT; 3157235783Skib goto done; 3158235783Skib } 3159235783Skib } 3160235783Skib out_resp->length = blob->length; 3161235783Skib 3162235783Skibdone: 3163235783Skib sx_xunlock(&dev->mode_config.mutex); 3164235783Skib return ret; 3165235783Skib} 3166235783Skib 3167235783Skibint drm_mode_connector_update_edid_property(struct drm_connector *connector, 3168235783Skib struct edid *edid) 3169235783Skib{ 3170235783Skib struct drm_device *dev = connector->dev; 3171280369Skib int ret, size; 3172235783Skib 3173235783Skib if (connector->edid_blob_ptr) 3174235783Skib drm_property_destroy_blob(dev, connector->edid_blob_ptr); 3175235783Skib 3176235783Skib /* Delete edid, when there is none. */ 3177235783Skib if (!edid) { 3178235783Skib connector->edid_blob_ptr = NULL; 3179282199Sdumbbell ret = drm_object_property_set_value(&connector->base, dev->mode_config.edid_property, 0); 3180235783Skib return ret; 3181235783Skib } 3182235783Skib 3183235783Skib size = EDID_LENGTH * (1 + edid->extensions); 3184235783Skib connector->edid_blob_ptr = drm_property_create_blob(connector->dev, 3185235783Skib size, edid); 3186282199Sdumbbell if (!connector->edid_blob_ptr) 3187282199Sdumbbell return -EINVAL; 3188235783Skib 3189282199Sdumbbell ret = drm_object_property_set_value(&connector->base, 3190235783Skib dev->mode_config.edid_property, 3191235783Skib connector->edid_blob_ptr->base.id); 3192235783Skib 3193235783Skib return ret; 3194235783Skib} 3195282199SdumbbellEXPORT_SYMBOL(drm_mode_connector_update_edid_property); 3196235783Skib 3197280369Skibstatic bool drm_property_change_is_valid(struct drm_property *property, 3198282199Sdumbbell uint64_t value) 3199280369Skib{ 3200280369Skib if (property->flags & DRM_MODE_PROP_IMMUTABLE) 3201280369Skib return false; 3202280369Skib if (property->flags & DRM_MODE_PROP_RANGE) { 3203280369Skib if (value < property->values[0] || value > property->values[1]) 3204280369Skib return false; 3205280369Skib return true; 3206280369Skib } else if (property->flags & DRM_MODE_PROP_BITMASK) { 3207280369Skib int i; 3208282199Sdumbbell uint64_t valid_mask = 0; 3209280369Skib for (i = 0; i < property->num_values; i++) 3210280369Skib valid_mask |= (1ULL << property->values[i]); 3211280369Skib return !(value & ~valid_mask); 3212282199Sdumbbell } else if (property->flags & DRM_MODE_PROP_BLOB) { 3213282199Sdumbbell /* Only the driver knows */ 3214282199Sdumbbell return true; 3215280369Skib } else { 3216280369Skib int i; 3217280369Skib for (i = 0; i < property->num_values; i++) 3218280369Skib if (property->values[i] == value) 3219280369Skib return true; 3220280369Skib return false; 3221280369Skib } 3222280369Skib} 3223280369Skib 3224235783Skibint drm_mode_connector_property_set_ioctl(struct drm_device *dev, 3225235783Skib void *data, struct drm_file *file_priv) 3226235783Skib{ 3227280369Skib struct drm_mode_connector_set_property *conn_set_prop = data; 3228280369Skib struct drm_mode_obj_set_property obj_set_prop = { 3229280369Skib .value = conn_set_prop->value, 3230280369Skib .prop_id = conn_set_prop->prop_id, 3231280369Skib .obj_id = conn_set_prop->connector_id, 3232280369Skib .obj_type = DRM_MODE_OBJECT_CONNECTOR 3233280369Skib }; 3234280369Skib 3235280369Skib /* It does all the locking and checking we need */ 3236280369Skib return drm_mode_obj_set_property_ioctl(dev, &obj_set_prop, file_priv); 3237280369Skib} 3238280369Skib 3239280369Skibstatic int drm_mode_connector_set_obj_prop(struct drm_mode_object *obj, 3240280369Skib struct drm_property *property, 3241280369Skib uint64_t value) 3242280369Skib{ 3243280369Skib int ret = -EINVAL; 3244280369Skib struct drm_connector *connector = obj_to_connector(obj); 3245280369Skib 3246280369Skib /* Do DPMS ourselves */ 3247280369Skib if (property == connector->dev->mode_config.dpms_property) { 3248280369Skib if (connector->funcs->dpms) 3249280369Skib (*connector->funcs->dpms)(connector, (int)value); 3250280369Skib ret = 0; 3251280369Skib } else if (connector->funcs->set_property) 3252280369Skib ret = connector->funcs->set_property(connector, property, value); 3253280369Skib 3254280369Skib /* store the property value if successful */ 3255280369Skib if (!ret) 3256282199Sdumbbell drm_object_property_set_value(&connector->base, property, value); 3257280369Skib return ret; 3258280369Skib} 3259280369Skib 3260280369Skibstatic int drm_mode_crtc_set_obj_prop(struct drm_mode_object *obj, 3261280369Skib struct drm_property *property, 3262280369Skib uint64_t value) 3263280369Skib{ 3264280369Skib int ret = -EINVAL; 3265280369Skib struct drm_crtc *crtc = obj_to_crtc(obj); 3266280369Skib 3267280369Skib if (crtc->funcs->set_property) 3268280369Skib ret = crtc->funcs->set_property(crtc, property, value); 3269280369Skib if (!ret) 3270280369Skib drm_object_property_set_value(obj, property, value); 3271280369Skib 3272280369Skib return ret; 3273280369Skib} 3274280369Skib 3275280369Skibstatic int drm_mode_plane_set_obj_prop(struct drm_mode_object *obj, 3276280369Skib struct drm_property *property, 3277280369Skib uint64_t value) 3278280369Skib{ 3279280369Skib int ret = -EINVAL; 3280280369Skib struct drm_plane *plane = obj_to_plane(obj); 3281280369Skib 3282280369Skib if (plane->funcs->set_property) 3283280369Skib ret = plane->funcs->set_property(plane, property, value); 3284280369Skib if (!ret) 3285280369Skib drm_object_property_set_value(obj, property, value); 3286280369Skib 3287280369Skib return ret; 3288280369Skib} 3289280369Skib 3290280369Skibint drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data, 3291280369Skib struct drm_file *file_priv) 3292280369Skib{ 3293280369Skib struct drm_mode_obj_get_properties *arg = data; 3294235783Skib struct drm_mode_object *obj; 3295280369Skib int ret = 0; 3296235783Skib int i; 3297280369Skib int copied = 0; 3298280369Skib int props_count = 0; 3299280369Skib uint32_t __user *props_ptr; 3300280369Skib uint64_t __user *prop_values_ptr; 3301235783Skib 3302235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3303235783Skib return -EINVAL; 3304235783Skib 3305235783Skib sx_xlock(&dev->mode_config.mutex); 3306235783Skib 3307280369Skib obj = drm_mode_object_find(dev, arg->obj_id, arg->obj_type); 3308235783Skib if (!obj) { 3309280369Skib ret = -EINVAL; 3310235783Skib goto out; 3311235783Skib } 3312280369Skib if (!obj->properties) { 3313280369Skib ret = -EINVAL; 3314280369Skib goto out; 3315280369Skib } 3316235783Skib 3317280369Skib props_count = obj->properties->count; 3318280369Skib 3319280369Skib /* This ioctl is called twice, once to determine how much space is 3320280369Skib * needed, and the 2nd time to fill it. */ 3321280369Skib if ((arg->count_props >= props_count) && props_count) { 3322280369Skib copied = 0; 3323280369Skib props_ptr = (uint32_t __user *)(unsigned long)(arg->props_ptr); 3324280369Skib prop_values_ptr = (uint64_t __user *)(unsigned long) 3325280369Skib (arg->prop_values_ptr); 3326280369Skib for (i = 0; i < props_count; i++) { 3327282199Sdumbbell if (put_user(obj->properties->ids[i], 3328282199Sdumbbell props_ptr + copied)) { 3329280369Skib ret = -EFAULT; 3330280369Skib goto out; 3331280369Skib } 3332282199Sdumbbell if (put_user(obj->properties->values[i], 3333282199Sdumbbell prop_values_ptr + copied)) { 3334280369Skib ret = -EFAULT; 3335280369Skib goto out; 3336280369Skib } 3337280369Skib copied++; 3338280369Skib } 3339235783Skib } 3340280369Skib arg->count_props = props_count; 3341280369Skibout: 3342280369Skib sx_xunlock(&dev->mode_config.mutex); 3343280369Skib return ret; 3344280369Skib} 3345235783Skib 3346280369Skibint drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data, 3347280369Skib struct drm_file *file_priv) 3348280369Skib{ 3349280369Skib struct drm_mode_obj_set_property *arg = data; 3350280369Skib struct drm_mode_object *arg_obj; 3351280369Skib struct drm_mode_object *prop_obj; 3352280369Skib struct drm_property *property; 3353280369Skib int ret = -EINVAL; 3354280369Skib int i; 3355280369Skib 3356280369Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3357280369Skib return -EINVAL; 3358280369Skib 3359280369Skib sx_xlock(&dev->mode_config.mutex); 3360280369Skib 3361280369Skib arg_obj = drm_mode_object_find(dev, arg->obj_id, arg->obj_type); 3362280369Skib if (!arg_obj) 3363235783Skib goto out; 3364280369Skib if (!arg_obj->properties) 3365280369Skib goto out; 3366235783Skib 3367280369Skib for (i = 0; i < arg_obj->properties->count; i++) 3368280369Skib if (arg_obj->properties->ids[i] == arg->prop_id) 3369280369Skib break; 3370280369Skib 3371280369Skib if (i == arg_obj->properties->count) 3372235783Skib goto out; 3373235783Skib 3374280369Skib prop_obj = drm_mode_object_find(dev, arg->prop_id, 3375280369Skib DRM_MODE_OBJECT_PROPERTY); 3376280369Skib if (!prop_obj) 3377235783Skib goto out; 3378280369Skib property = obj_to_property(prop_obj); 3379235783Skib 3380280369Skib if (!drm_property_change_is_valid(property, arg->value)) 3381280369Skib goto out; 3382235783Skib 3383280369Skib switch (arg_obj->type) { 3384280369Skib case DRM_MODE_OBJECT_CONNECTOR: 3385280369Skib ret = drm_mode_connector_set_obj_prop(arg_obj, property, 3386280369Skib arg->value); 3387280369Skib break; 3388280369Skib case DRM_MODE_OBJECT_CRTC: 3389280369Skib ret = drm_mode_crtc_set_obj_prop(arg_obj, property, arg->value); 3390280369Skib break; 3391280369Skib case DRM_MODE_OBJECT_PLANE: 3392280369Skib ret = drm_mode_plane_set_obj_prop(arg_obj, property, arg->value); 3393280369Skib break; 3394235783Skib } 3395235783Skib 3396235783Skibout: 3397235783Skib sx_xunlock(&dev->mode_config.mutex); 3398235783Skib return ret; 3399235783Skib} 3400235783Skib 3401235783Skibint drm_mode_connector_attach_encoder(struct drm_connector *connector, 3402235783Skib struct drm_encoder *encoder) 3403235783Skib{ 3404235783Skib int i; 3405235783Skib 3406235783Skib for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 3407235783Skib if (connector->encoder_ids[i] == 0) { 3408235783Skib connector->encoder_ids[i] = encoder->base.id; 3409235783Skib return 0; 3410235783Skib } 3411235783Skib } 3412235783Skib return -ENOMEM; 3413235783Skib} 3414282199SdumbbellEXPORT_SYMBOL(drm_mode_connector_attach_encoder); 3415235783Skib 3416235783Skibvoid drm_mode_connector_detach_encoder(struct drm_connector *connector, 3417235783Skib struct drm_encoder *encoder) 3418235783Skib{ 3419235783Skib int i; 3420235783Skib for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 3421235783Skib if (connector->encoder_ids[i] == encoder->base.id) { 3422235783Skib connector->encoder_ids[i] = 0; 3423235783Skib if (connector->encoder == encoder) 3424235783Skib connector->encoder = NULL; 3425235783Skib break; 3426235783Skib } 3427235783Skib } 3428235783Skib} 3429282199SdumbbellEXPORT_SYMBOL(drm_mode_connector_detach_encoder); 3430235783Skib 3431235783Skibint drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, 3432235783Skib int gamma_size) 3433235783Skib{ 3434235783Skib crtc->gamma_size = gamma_size; 3435235783Skib 3436235783Skib crtc->gamma_store = malloc(gamma_size * sizeof(uint16_t) * 3, 3437235783Skib DRM_MEM_KMS, M_WAITOK | M_ZERO); 3438282199Sdumbbell if (!crtc->gamma_store) { 3439282199Sdumbbell crtc->gamma_size = 0; 3440282199Sdumbbell return -ENOMEM; 3441282199Sdumbbell } 3442235783Skib 3443235783Skib return 0; 3444235783Skib} 3445282199SdumbbellEXPORT_SYMBOL(drm_mode_crtc_set_gamma_size); 3446235783Skib 3447235783Skibint drm_mode_gamma_set_ioctl(struct drm_device *dev, 3448235783Skib void *data, struct drm_file *file_priv) 3449235783Skib{ 3450235783Skib struct drm_mode_crtc_lut *crtc_lut = data; 3451235783Skib struct drm_mode_object *obj; 3452235783Skib struct drm_crtc *crtc; 3453235783Skib void *r_base, *g_base, *b_base; 3454235783Skib int size; 3455235783Skib int ret = 0; 3456235783Skib 3457235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3458235783Skib return -EINVAL; 3459235783Skib 3460235783Skib sx_xlock(&dev->mode_config.mutex); 3461235783Skib obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); 3462235783Skib if (!obj) { 3463235783Skib ret = -EINVAL; 3464235783Skib goto out; 3465235783Skib } 3466235783Skib crtc = obj_to_crtc(obj); 3467235783Skib 3468282199Sdumbbell if (crtc->funcs->gamma_set == NULL) { 3469282199Sdumbbell ret = -ENOSYS; 3470282199Sdumbbell goto out; 3471282199Sdumbbell } 3472282199Sdumbbell 3473235783Skib /* memcpy into gamma store */ 3474235783Skib if (crtc_lut->gamma_size != crtc->gamma_size) { 3475235783Skib ret = -EINVAL; 3476235783Skib goto out; 3477235783Skib } 3478235783Skib 3479235783Skib size = crtc_lut->gamma_size * (sizeof(uint16_t)); 3480235783Skib r_base = crtc->gamma_store; 3481282199Sdumbbell if (copy_from_user(r_base, (void __user *)(unsigned long)crtc_lut->red, size)) { 3482235783Skib ret = -EFAULT; 3483235783Skib goto out; 3484235783Skib } 3485235783Skib 3486235783Skib g_base = (char *)r_base + size; 3487282199Sdumbbell if (copy_from_user(g_base, (void __user *)(unsigned long)crtc_lut->green, size)) { 3488235783Skib ret = -EFAULT; 3489235783Skib goto out; 3490235783Skib } 3491235783Skib 3492235783Skib b_base = (char *)g_base + size; 3493282199Sdumbbell if (copy_from_user(b_base, (void __user *)(unsigned long)crtc_lut->blue, size)) { 3494235783Skib ret = -EFAULT; 3495235783Skib goto out; 3496235783Skib } 3497235783Skib 3498235783Skib crtc->funcs->gamma_set(crtc, r_base, g_base, b_base, 0, crtc->gamma_size); 3499235783Skib 3500235783Skibout: 3501235783Skib sx_xunlock(&dev->mode_config.mutex); 3502235783Skib return ret; 3503235783Skib 3504235783Skib} 3505235783Skib 3506235783Skibint drm_mode_gamma_get_ioctl(struct drm_device *dev, 3507235783Skib void *data, struct drm_file *file_priv) 3508235783Skib{ 3509235783Skib struct drm_mode_crtc_lut *crtc_lut = data; 3510235783Skib struct drm_mode_object *obj; 3511235783Skib struct drm_crtc *crtc; 3512235783Skib void *r_base, *g_base, *b_base; 3513235783Skib int size; 3514235783Skib int ret = 0; 3515235783Skib 3516235783Skib if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3517235783Skib return -EINVAL; 3518235783Skib 3519235783Skib sx_xlock(&dev->mode_config.mutex); 3520235783Skib obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); 3521235783Skib if (!obj) { 3522235783Skib ret = -EINVAL; 3523235783Skib goto out; 3524235783Skib } 3525235783Skib crtc = obj_to_crtc(obj); 3526235783Skib 3527235783Skib /* memcpy into gamma store */ 3528235783Skib if (crtc_lut->gamma_size != crtc->gamma_size) { 3529235783Skib ret = -EINVAL; 3530235783Skib goto out; 3531235783Skib } 3532235783Skib 3533235783Skib size = crtc_lut->gamma_size * (sizeof(uint16_t)); 3534235783Skib r_base = crtc->gamma_store; 3535282199Sdumbbell if (copy_to_user((void __user *)(unsigned long)crtc_lut->red, r_base, size)) { 3536235783Skib ret = -EFAULT; 3537235783Skib goto out; 3538235783Skib } 3539235783Skib 3540235783Skib g_base = (char *)r_base + size; 3541282199Sdumbbell if (copy_to_user((void __user *)(unsigned long)crtc_lut->green, g_base, size)) { 3542235783Skib ret = -EFAULT; 3543235783Skib goto out; 3544235783Skib } 3545235783Skib 3546235783Skib b_base = (char *)g_base + size; 3547282199Sdumbbell if (copy_to_user((void __user *)(unsigned long)crtc_lut->blue, b_base, size)) { 3548235783Skib ret = -EFAULT; 3549235783Skib goto out; 3550235783Skib } 3551235783Skibout: 3552235783Skib sx_xunlock(&dev->mode_config.mutex); 3553235783Skib return ret; 3554235783Skib} 3555235783Skib 3556235783Skibstatic void 3557282199Sdumbbellfree_vblank_event(void *arg) 3558235783Skib{ 3559235783Skib 3560235783Skib free(arg, DRM_MEM_KMS); 3561235783Skib} 3562235783Skib 3563282199Sdumbbellint drm_mode_page_flip_ioctl(struct drm_device *dev, 3564282199Sdumbbell void *data, struct drm_file *file_priv) 3565235783Skib{ 3566235783Skib struct drm_mode_crtc_page_flip *page_flip = data; 3567235783Skib struct drm_mode_object *obj; 3568235783Skib struct drm_crtc *crtc; 3569235783Skib struct drm_framebuffer *fb; 3570235783Skib struct drm_pending_vblank_event *e = NULL; 3571282199Sdumbbell#ifdef __linux__ 3572282199Sdumbbell unsigned long flags; 3573282199Sdumbbell#endif 3574282199Sdumbbell int hdisplay, vdisplay; 3575282199Sdumbbell int ret = -EINVAL; 3576235783Skib 3577235783Skib if (page_flip->flags & ~DRM_MODE_PAGE_FLIP_FLAGS || 3578235783Skib page_flip->reserved != 0) 3579282199Sdumbbell return -EINVAL; 3580235783Skib 3581235783Skib sx_xlock(&dev->mode_config.mutex); 3582235783Skib obj = drm_mode_object_find(dev, page_flip->crtc_id, DRM_MODE_OBJECT_CRTC); 3583235783Skib if (!obj) 3584235783Skib goto out; 3585235783Skib crtc = obj_to_crtc(obj); 3586235783Skib 3587235783Skib if (crtc->fb == NULL) { 3588235783Skib /* The framebuffer is currently unbound, presumably 3589235783Skib * due to a hotplug event, that userspace has not 3590235783Skib * yet discovered. 3591235783Skib */ 3592282199Sdumbbell ret = -EBUSY; 3593235783Skib goto out; 3594235783Skib } 3595235783Skib 3596235783Skib if (crtc->funcs->page_flip == NULL) 3597235783Skib goto out; 3598235783Skib 3599235783Skib obj = drm_mode_object_find(dev, page_flip->fb_id, DRM_MODE_OBJECT_FB); 3600235783Skib if (!obj) 3601235783Skib goto out; 3602235783Skib fb = obj_to_fb(obj); 3603235783Skib 3604282199Sdumbbell hdisplay = crtc->mode.hdisplay; 3605282199Sdumbbell vdisplay = crtc->mode.vdisplay; 3606282199Sdumbbell 3607282199Sdumbbell if (crtc->invert_dimensions) { 3608282199Sdumbbell int tmp; 3609282199Sdumbbell tmp = vdisplay; 3610282199Sdumbbell vdisplay = hdisplay; 3611282199Sdumbbell hdisplay = tmp; 3612282199Sdumbbell } 3613282199Sdumbbell 3614282199Sdumbbell if (hdisplay > fb->width || 3615282199Sdumbbell vdisplay > fb->height || 3616282199Sdumbbell crtc->x > fb->width - hdisplay || 3617282199Sdumbbell crtc->y > fb->height - vdisplay) { 3618282199Sdumbbell DRM_DEBUG_KMS("Invalid fb size %ux%u for CRTC viewport %ux%u+%d+%d%s.\n", 3619282199Sdumbbell fb->width, fb->height, hdisplay, vdisplay, crtc->x, crtc->y, 3620282199Sdumbbell crtc->invert_dimensions ? " (inverted)" : ""); 3621282199Sdumbbell ret = -ENOSPC; 3622235783Skib goto out; 3623235783Skib } 3624235783Skib 3625235783Skib if (page_flip->flags & DRM_MODE_PAGE_FLIP_EVENT) { 3626282199Sdumbbell ret = -ENOMEM; 3627235783Skib mtx_lock(&dev->event_lock); 3628235783Skib if (file_priv->event_space < sizeof e->event) { 3629235783Skib mtx_unlock(&dev->event_lock); 3630235783Skib goto out; 3631235783Skib } 3632235783Skib file_priv->event_space -= sizeof e->event; 3633235783Skib mtx_unlock(&dev->event_lock); 3634235783Skib 3635235783Skib e = malloc(sizeof *e, DRM_MEM_KMS, M_WAITOK | M_ZERO); 3636282199Sdumbbell if (e == NULL) { 3637282199Sdumbbell mtx_lock(&dev->event_lock); 3638282199Sdumbbell file_priv->event_space += sizeof e->event; 3639282199Sdumbbell mtx_unlock(&dev->event_lock); 3640282199Sdumbbell goto out; 3641282199Sdumbbell } 3642235783Skib 3643235783Skib e->event.base.type = DRM_EVENT_FLIP_COMPLETE; 3644235783Skib e->event.base.length = sizeof e->event; 3645235783Skib e->event.user_data = page_flip->user_data; 3646235783Skib e->base.event = &e->event.base; 3647235783Skib e->base.file_priv = file_priv; 3648235783Skib e->base.destroy = 3649282199Sdumbbell (void (*) (struct drm_pending_event *)) free_vblank_event; 3650235783Skib } 3651235783Skib 3652282199Sdumbbell ret = crtc->funcs->page_flip(crtc, fb, e); 3653282199Sdumbbell if (ret) { 3654235783Skib if (page_flip->flags & DRM_MODE_PAGE_FLIP_EVENT) { 3655235783Skib mtx_lock(&dev->event_lock); 3656235783Skib file_priv->event_space += sizeof e->event; 3657235783Skib mtx_unlock(&dev->event_lock); 3658235783Skib free(e, DRM_MEM_KMS); 3659235783Skib } 3660235783Skib } 3661235783Skib 3662235783Skibout: 3663235783Skib sx_xunlock(&dev->mode_config.mutex); 3664282199Sdumbbell return ret; 3665235783Skib} 3666235783Skib 3667235783Skibvoid drm_mode_config_reset(struct drm_device *dev) 3668235783Skib{ 3669235783Skib struct drm_crtc *crtc; 3670235783Skib struct drm_encoder *encoder; 3671235783Skib struct drm_connector *connector; 3672235783Skib 3673235783Skib list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 3674235783Skib if (crtc->funcs->reset) 3675235783Skib crtc->funcs->reset(crtc); 3676235783Skib 3677235783Skib list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) 3678235783Skib if (encoder->funcs->reset) 3679235783Skib encoder->funcs->reset(encoder); 3680235783Skib 3681282199Sdumbbell list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 3682282199Sdumbbell connector->status = connector_status_unknown; 3683282199Sdumbbell 3684235783Skib if (connector->funcs->reset) 3685235783Skib connector->funcs->reset(connector); 3686282199Sdumbbell } 3687235783Skib} 3688282199SdumbbellEXPORT_SYMBOL(drm_mode_config_reset); 3689235783Skib 3690235783Skibint drm_mode_create_dumb_ioctl(struct drm_device *dev, 3691235783Skib void *data, struct drm_file *file_priv) 3692235783Skib{ 3693235783Skib struct drm_mode_create_dumb *args = data; 3694235783Skib 3695235783Skib if (!dev->driver->dumb_create) 3696282199Sdumbbell return -ENOSYS; 3697235783Skib return dev->driver->dumb_create(file_priv, dev, args); 3698235783Skib} 3699235783Skib 3700235783Skibint drm_mode_mmap_dumb_ioctl(struct drm_device *dev, 3701235783Skib void *data, struct drm_file *file_priv) 3702235783Skib{ 3703235783Skib struct drm_mode_map_dumb *args = data; 3704235783Skib 3705235783Skib /* call driver ioctl to get mmap offset */ 3706235783Skib if (!dev->driver->dumb_map_offset) 3707282199Sdumbbell return -ENOSYS; 3708235783Skib 3709235783Skib return dev->driver->dumb_map_offset(file_priv, dev, args->handle, &args->offset); 3710235783Skib} 3711235783Skib 3712235783Skibint drm_mode_destroy_dumb_ioctl(struct drm_device *dev, 3713235783Skib void *data, struct drm_file *file_priv) 3714235783Skib{ 3715235783Skib struct drm_mode_destroy_dumb *args = data; 3716235783Skib 3717235783Skib if (!dev->driver->dumb_destroy) 3718282199Sdumbbell return -ENOSYS; 3719235783Skib 3720235783Skib return dev->driver->dumb_destroy(file_priv, dev, args->handle); 3721235783Skib} 3722235783Skib 3723235783Skib/* 3724235783Skib * Just need to support RGB formats here for compat with code that doesn't 3725235783Skib * use pixel formats directly yet. 3726235783Skib */ 3727235783Skibvoid drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, 3728235783Skib int *bpp) 3729235783Skib{ 3730235783Skib switch (format) { 3731282199Sdumbbell case DRM_FORMAT_C8: 3732235783Skib case DRM_FORMAT_RGB332: 3733235783Skib case DRM_FORMAT_BGR233: 3734235783Skib *depth = 8; 3735235783Skib *bpp = 8; 3736235783Skib break; 3737235783Skib case DRM_FORMAT_XRGB1555: 3738235783Skib case DRM_FORMAT_XBGR1555: 3739235783Skib case DRM_FORMAT_RGBX5551: 3740235783Skib case DRM_FORMAT_BGRX5551: 3741235783Skib case DRM_FORMAT_ARGB1555: 3742235783Skib case DRM_FORMAT_ABGR1555: 3743235783Skib case DRM_FORMAT_RGBA5551: 3744235783Skib case DRM_FORMAT_BGRA5551: 3745235783Skib *depth = 15; 3746235783Skib *bpp = 16; 3747235783Skib break; 3748235783Skib case DRM_FORMAT_RGB565: 3749235783Skib case DRM_FORMAT_BGR565: 3750235783Skib *depth = 16; 3751235783Skib *bpp = 16; 3752235783Skib break; 3753235783Skib case DRM_FORMAT_RGB888: 3754235783Skib case DRM_FORMAT_BGR888: 3755235783Skib *depth = 24; 3756235783Skib *bpp = 24; 3757235783Skib break; 3758235783Skib case DRM_FORMAT_XRGB8888: 3759235783Skib case DRM_FORMAT_XBGR8888: 3760235783Skib case DRM_FORMAT_RGBX8888: 3761235783Skib case DRM_FORMAT_BGRX8888: 3762235783Skib *depth = 24; 3763235783Skib *bpp = 32; 3764235783Skib break; 3765235783Skib case DRM_FORMAT_XRGB2101010: 3766235783Skib case DRM_FORMAT_XBGR2101010: 3767235783Skib case DRM_FORMAT_RGBX1010102: 3768235783Skib case DRM_FORMAT_BGRX1010102: 3769235783Skib case DRM_FORMAT_ARGB2101010: 3770235783Skib case DRM_FORMAT_ABGR2101010: 3771235783Skib case DRM_FORMAT_RGBA1010102: 3772235783Skib case DRM_FORMAT_BGRA1010102: 3773235783Skib *depth = 30; 3774235783Skib *bpp = 32; 3775235783Skib break; 3776235783Skib case DRM_FORMAT_ARGB8888: 3777235783Skib case DRM_FORMAT_ABGR8888: 3778235783Skib case DRM_FORMAT_RGBA8888: 3779235783Skib case DRM_FORMAT_BGRA8888: 3780235783Skib *depth = 32; 3781235783Skib *bpp = 32; 3782235783Skib break; 3783235783Skib default: 3784235783Skib DRM_DEBUG_KMS("unsupported pixel format\n"); 3785235783Skib *depth = 0; 3786235783Skib *bpp = 0; 3787235783Skib break; 3788235783Skib } 3789235783Skib} 3790282199SdumbbellEXPORT_SYMBOL(drm_fb_get_bpp_depth); 3791280369Skib 3792280369Skib/** 3793280369Skib * drm_format_num_planes - get the number of planes for format 3794280369Skib * @format: pixel format (DRM_FORMAT_*) 3795280369Skib * 3796280369Skib * RETURNS: 3797280369Skib * The number of planes used by the specified pixel format. 3798280369Skib */ 3799280369Skibint drm_format_num_planes(uint32_t format) 3800280369Skib{ 3801280369Skib switch (format) { 3802280369Skib case DRM_FORMAT_YUV410: 3803280369Skib case DRM_FORMAT_YVU410: 3804280369Skib case DRM_FORMAT_YUV411: 3805280369Skib case DRM_FORMAT_YVU411: 3806280369Skib case DRM_FORMAT_YUV420: 3807280369Skib case DRM_FORMAT_YVU420: 3808280369Skib case DRM_FORMAT_YUV422: 3809280369Skib case DRM_FORMAT_YVU422: 3810280369Skib case DRM_FORMAT_YUV444: 3811280369Skib case DRM_FORMAT_YVU444: 3812280369Skib return 3; 3813280369Skib case DRM_FORMAT_NV12: 3814280369Skib case DRM_FORMAT_NV21: 3815280369Skib case DRM_FORMAT_NV16: 3816280369Skib case DRM_FORMAT_NV61: 3817282199Sdumbbell case DRM_FORMAT_NV24: 3818282199Sdumbbell case DRM_FORMAT_NV42: 3819280369Skib return 2; 3820280369Skib default: 3821280369Skib return 1; 3822280369Skib } 3823280369Skib} 3824282199SdumbbellEXPORT_SYMBOL(drm_format_num_planes); 3825280369Skib 3826280369Skib/** 3827280369Skib * drm_format_plane_cpp - determine the bytes per pixel value 3828280369Skib * @format: pixel format (DRM_FORMAT_*) 3829280369Skib * @plane: plane index 3830280369Skib * 3831280369Skib * RETURNS: 3832280369Skib * The bytes per pixel value for the specified plane. 3833280369Skib */ 3834280369Skibint drm_format_plane_cpp(uint32_t format, int plane) 3835280369Skib{ 3836280369Skib unsigned int depth; 3837280369Skib int bpp; 3838280369Skib 3839280369Skib if (plane >= drm_format_num_planes(format)) 3840280369Skib return 0; 3841280369Skib 3842280369Skib switch (format) { 3843280369Skib case DRM_FORMAT_YUYV: 3844280369Skib case DRM_FORMAT_YVYU: 3845280369Skib case DRM_FORMAT_UYVY: 3846280369Skib case DRM_FORMAT_VYUY: 3847280369Skib return 2; 3848280369Skib case DRM_FORMAT_NV12: 3849280369Skib case DRM_FORMAT_NV21: 3850280369Skib case DRM_FORMAT_NV16: 3851280369Skib case DRM_FORMAT_NV61: 3852282199Sdumbbell case DRM_FORMAT_NV24: 3853282199Sdumbbell case DRM_FORMAT_NV42: 3854280369Skib return plane ? 2 : 1; 3855280369Skib case DRM_FORMAT_YUV410: 3856280369Skib case DRM_FORMAT_YVU410: 3857280369Skib case DRM_FORMAT_YUV411: 3858280369Skib case DRM_FORMAT_YVU411: 3859280369Skib case DRM_FORMAT_YUV420: 3860280369Skib case DRM_FORMAT_YVU420: 3861280369Skib case DRM_FORMAT_YUV422: 3862280369Skib case DRM_FORMAT_YVU422: 3863280369Skib case DRM_FORMAT_YUV444: 3864280369Skib case DRM_FORMAT_YVU444: 3865280369Skib return 1; 3866280369Skib default: 3867280369Skib drm_fb_get_bpp_depth(format, &depth, &bpp); 3868280369Skib return bpp >> 3; 3869280369Skib } 3870280369Skib} 3871282199SdumbbellEXPORT_SYMBOL(drm_format_plane_cpp); 3872280369Skib 3873280369Skib/** 3874280369Skib * drm_format_horz_chroma_subsampling - get the horizontal chroma subsampling factor 3875280369Skib * @format: pixel format (DRM_FORMAT_*) 3876280369Skib * 3877280369Skib * RETURNS: 3878280369Skib * The horizontal chroma subsampling factor for the 3879280369Skib * specified pixel format. 3880280369Skib */ 3881280369Skibint drm_format_horz_chroma_subsampling(uint32_t format) 3882280369Skib{ 3883280369Skib switch (format) { 3884280369Skib case DRM_FORMAT_YUV411: 3885280369Skib case DRM_FORMAT_YVU411: 3886280369Skib case DRM_FORMAT_YUV410: 3887280369Skib case DRM_FORMAT_YVU410: 3888280369Skib return 4; 3889280369Skib case DRM_FORMAT_YUYV: 3890280369Skib case DRM_FORMAT_YVYU: 3891280369Skib case DRM_FORMAT_UYVY: 3892280369Skib case DRM_FORMAT_VYUY: 3893280369Skib case DRM_FORMAT_NV12: 3894280369Skib case DRM_FORMAT_NV21: 3895280369Skib case DRM_FORMAT_NV16: 3896280369Skib case DRM_FORMAT_NV61: 3897280369Skib case DRM_FORMAT_YUV422: 3898280369Skib case DRM_FORMAT_YVU422: 3899280369Skib case DRM_FORMAT_YUV420: 3900280369Skib case DRM_FORMAT_YVU420: 3901280369Skib return 2; 3902280369Skib default: 3903280369Skib return 1; 3904280369Skib } 3905280369Skib} 3906282199SdumbbellEXPORT_SYMBOL(drm_format_horz_chroma_subsampling); 3907280369Skib 3908280369Skib/** 3909280369Skib * drm_format_vert_chroma_subsampling - get the vertical chroma subsampling factor 3910280369Skib * @format: pixel format (DRM_FORMAT_*) 3911280369Skib * 3912280369Skib * RETURNS: 3913280369Skib * The vertical chroma subsampling factor for the 3914280369Skib * specified pixel format. 3915280369Skib */ 3916280369Skibint drm_format_vert_chroma_subsampling(uint32_t format) 3917280369Skib{ 3918280369Skib switch (format) { 3919280369Skib case DRM_FORMAT_YUV410: 3920280369Skib case DRM_FORMAT_YVU410: 3921280369Skib return 4; 3922280369Skib case DRM_FORMAT_YUV420: 3923280369Skib case DRM_FORMAT_YVU420: 3924280369Skib case DRM_FORMAT_NV12: 3925280369Skib case DRM_FORMAT_NV21: 3926280369Skib return 2; 3927280369Skib default: 3928280369Skib return 1; 3929280369Skib } 3930280369Skib} 3931282199SdumbbellEXPORT_SYMBOL(drm_format_vert_chroma_subsampling); 3932