drm_stub.c revision 6e35023ffad0ee74689710f0e81ee80c1019f93b
11da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/** 21da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * \file drm_stub.h 31da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Stub support 41da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 51da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * \author Rickard E. (Rik) Faith <faith@valinux.com> 61da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 71da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 81da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 91da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Created: Fri Jan 19 10:48:35 2001 by faith@acm.org 101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Copyright 2001 VA Linux Systems, Inc., Sunnyvale, California. 121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * All Rights Reserved. 131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Permission is hereby granted, free of charge, to any person obtaining a 151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * copy of this software and associated documentation files (the "Software"), 161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * to deal in the Software without restriction, including without limitation 171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * the rights to use, copy, modify, merge, publish, distribute, sublicense, 181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * and/or sell copies of the Software, and to permit persons to whom the 191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Software is furnished to do so, subject to the following conditions: 201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * The above copyright notice and this permission notice (including the next 221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * paragraph) shall be included in all copies or substantial portions of the 231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Software. 241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * DEALINGS IN THE SOFTWARE. 321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/module.h> 351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/moduleparam.h> 365a0e3ad6af8660be21ca98a971cd00f331318c05Tejun Heo#include <linux/slab.h> 371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include "drmP.h" 381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include "drm_core.h" 391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 40b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlieunsigned int drm_debug = 0; /* 1 to enable debug output */ 411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsEXPORT_SYMBOL(drm_debug); 421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 43b5e89ed53ed8d24f83ba1941c07382af00ed238eDave AirlieMODULE_AUTHOR(CORE_AUTHOR); 44b5e89ed53ed8d24f83ba1941c07382af00ed238eDave AirlieMODULE_DESCRIPTION(CORE_DESC); 451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_LICENSE("GPL and additional rights"); 461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_PARM_DESC(debug, "Enable debug output"); 471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 48c0758146adbe39514e75ac860ce7e49f865c2297Dave Jonesmodule_param_named(debug, drm_debug, int, 0600); 491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 502c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airliestruct idr drm_minors_idr; 512c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 520650fd5824e07570f0c43980b81bb23ae917f1d7Greg Kroah-Hartmanstruct class *drm_class; 531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct proc_dir_entry *drm_proc_root; 54955b12def42e83287c1bdb1411d99451753c1391Ben Gamaristruct dentry *drm_debugfs_root; 554fefcb27050b98c97b1c32bc710fc2f874449deeyakui_zhaovoid drm_ut_debug_printk(unsigned int request_level, 564fefcb27050b98c97b1c32bc710fc2f874449deeyakui_zhao const char *prefix, 574fefcb27050b98c97b1c32bc710fc2f874449deeyakui_zhao const char *function_name, 584fefcb27050b98c97b1c32bc710fc2f874449deeyakui_zhao const char *format, ...) 594fefcb27050b98c97b1c32bc710fc2f874449deeyakui_zhao{ 604fefcb27050b98c97b1c32bc710fc2f874449deeyakui_zhao va_list args; 611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 624fefcb27050b98c97b1c32bc710fc2f874449deeyakui_zhao if (drm_debug & request_level) { 634fefcb27050b98c97b1c32bc710fc2f874449deeyakui_zhao if (function_name) 644fefcb27050b98c97b1c32bc710fc2f874449deeyakui_zhao printk(KERN_DEBUG "[%s:%s], ", prefix, function_name); 654fefcb27050b98c97b1c32bc710fc2f874449deeyakui_zhao va_start(args, format); 664fefcb27050b98c97b1c32bc710fc2f874449deeyakui_zhao vprintk(format, args); 674fefcb27050b98c97b1c32bc710fc2f874449deeyakui_zhao va_end(args); 684fefcb27050b98c97b1c32bc710fc2f874449deeyakui_zhao } 694fefcb27050b98c97b1c32bc710fc2f874449deeyakui_zhao} 704fefcb27050b98c97b1c32bc710fc2f874449deeyakui_zhaoEXPORT_SYMBOL(drm_ut_debug_printk); 712c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airliestatic int drm_minor_get_id(struct drm_device *dev, int type) 722c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie{ 732c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie int new_id; 742c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie int ret; 752c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie int base = 0, limit = 63; 762c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 77f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie if (type == DRM_MINOR_CONTROL) { 78f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie base += 64; 79f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie limit = base + 127; 80f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie } else if (type == DRM_MINOR_RENDER) { 81f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie base += 128; 82f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie limit = base + 255; 83f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie } 84f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie 852c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlieagain: 862c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if (idr_pre_get(&drm_minors_idr, GFP_KERNEL) == 0) { 872c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie DRM_ERROR("Out of memory expanding drawable idr\n"); 882c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie return -ENOMEM; 892c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie } 902c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie mutex_lock(&dev->struct_mutex); 912c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie ret = idr_get_new_above(&drm_minors_idr, NULL, 922c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie base, &new_id); 932c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie mutex_unlock(&dev->struct_mutex); 942c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if (ret == -EAGAIN) { 952c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie goto again; 962c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie } else if (ret) { 972c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie return ret; 982c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie } 992c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 1002c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if (new_id >= limit) { 1012c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie idr_remove(&drm_minors_idr, new_id); 1022c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie return -EINVAL; 1032c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie } 1042c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie return new_id; 1052c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie} 1062c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 1077c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airliestruct drm_master *drm_master_create(struct drm_minor *minor) 1087c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie{ 1097c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie struct drm_master *master; 1107c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1119a298b2acd771d8a5c0004d8f8e4156c65b11f6bEric Anholt master = kzalloc(sizeof(*master), GFP_KERNEL); 1127c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie if (!master) 1137c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie return NULL; 1147c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1157c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie kref_init(&master->refcount); 1167c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie spin_lock_init(&master->lock.spinlock); 1177c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie init_waitqueue_head(&master->lock.lock_queue); 1187c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie drm_ht_create(&master->magiclist, DRM_MAGIC_HASH_ORDER); 1197c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie INIT_LIST_HEAD(&master->magicfree); 1207c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie master->minor = minor; 1217c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1227c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie list_add_tail(&master->head, &minor->master_list); 1237c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1247c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie return master; 1257c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie} 1267c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1277c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airliestruct drm_master *drm_master_get(struct drm_master *master) 1287c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie{ 1297c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie kref_get(&master->refcount); 1307c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie return master; 1317c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie} 13285bb0c377f259100d049937e30c85f7a8dea0fa0Thomas HellstromEXPORT_SYMBOL(drm_master_get); 1337c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1347c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airliestatic void drm_master_destroy(struct kref *kref) 1357c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie{ 1367c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie struct drm_master *master = container_of(kref, struct drm_master, refcount); 1377c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie struct drm_magic_entry *pt, *next; 1387c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie struct drm_device *dev = master->minor->dev; 139c1ff85d97708550e634fb6fa099c463db90fc40dDave Airlie struct drm_map_list *r_list, *list_temp; 1407c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1417c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie list_del(&master->head); 1427c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1437c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie if (dev->driver->master_destroy) 1447c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie dev->driver->master_destroy(dev, master); 1457c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 146c1ff85d97708550e634fb6fa099c463db90fc40dDave Airlie list_for_each_entry_safe(r_list, list_temp, &dev->maplist, head) { 147c1ff85d97708550e634fb6fa099c463db90fc40dDave Airlie if (r_list->master == master) { 148c1ff85d97708550e634fb6fa099c463db90fc40dDave Airlie drm_rmmap_locked(dev, r_list->map); 149c1ff85d97708550e634fb6fa099c463db90fc40dDave Airlie r_list = NULL; 150c1ff85d97708550e634fb6fa099c463db90fc40dDave Airlie } 151c1ff85d97708550e634fb6fa099c463db90fc40dDave Airlie } 152c1ff85d97708550e634fb6fa099c463db90fc40dDave Airlie 1537c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie if (master->unique) { 1549a298b2acd771d8a5c0004d8f8e4156c65b11f6bEric Anholt kfree(master->unique); 1557c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie master->unique = NULL; 1567c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie master->unique_len = 0; 1577c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie } 1587c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1596e35023ffad0ee74689710f0e81ee80c1019f93bChris Wilson kfree(dev->devname); 1606e35023ffad0ee74689710f0e81ee80c1019f93bChris Wilson dev->devname = NULL; 1616e35023ffad0ee74689710f0e81ee80c1019f93bChris Wilson 1627c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie list_for_each_entry_safe(pt, next, &master->magicfree, head) { 1637c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie list_del(&pt->head); 1647c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie drm_ht_remove_item(&master->magiclist, &pt->hash_item); 1659a298b2acd771d8a5c0004d8f8e4156c65b11f6bEric Anholt kfree(pt); 1667c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie } 1677c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1687c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie drm_ht_remove(&master->magiclist); 1697c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1709a298b2acd771d8a5c0004d8f8e4156c65b11f6bEric Anholt kfree(master); 1717c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie} 1727c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1737c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlievoid drm_master_put(struct drm_master **master) 1747c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie{ 1757c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie kref_put(&(*master)->refcount, drm_master_destroy); 1767c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie *master = NULL; 1777c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie} 17885bb0c377f259100d049937e30c85f7a8dea0fa0Thomas HellstromEXPORT_SYMBOL(drm_master_put); 1797c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1807c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlieint drm_setmaster_ioctl(struct drm_device *dev, void *data, 1817c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie struct drm_file *file_priv) 1827c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie{ 183862302ffe422378a5213f558fc5cdf62c37050a9Thomas Hellstrom int ret = 0; 184862302ffe422378a5213f558fc5cdf62c37050a9Thomas Hellstrom 1856b0084266c1d4917ad9259759a1e7bd623cb3888Jonas Bonn if (file_priv->is_master) 1866b0084266c1d4917ad9259759a1e7bd623cb3888Jonas Bonn return 0; 1876b0084266c1d4917ad9259759a1e7bd623cb3888Jonas Bonn 1887c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie if (file_priv->minor->master && file_priv->minor->master != file_priv->master) 1897c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie return -EINVAL; 1907c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1917c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie if (!file_priv->master) 1927c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie return -EINVAL; 1937c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1947c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie if (!file_priv->minor->master && 1957c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie file_priv->minor->master != file_priv->master) { 1967c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie mutex_lock(&dev->struct_mutex); 1977c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie file_priv->minor->master = drm_master_get(file_priv->master); 1986b0084266c1d4917ad9259759a1e7bd623cb3888Jonas Bonn file_priv->is_master = 1; 199862302ffe422378a5213f558fc5cdf62c37050a9Thomas Hellstrom if (dev->driver->master_set) { 200862302ffe422378a5213f558fc5cdf62c37050a9Thomas Hellstrom ret = dev->driver->master_set(dev, file_priv, false); 201862302ffe422378a5213f558fc5cdf62c37050a9Thomas Hellstrom if (unlikely(ret != 0)) { 202862302ffe422378a5213f558fc5cdf62c37050a9Thomas Hellstrom file_priv->is_master = 0; 203862302ffe422378a5213f558fc5cdf62c37050a9Thomas Hellstrom drm_master_put(&file_priv->minor->master); 204862302ffe422378a5213f558fc5cdf62c37050a9Thomas Hellstrom } 205862302ffe422378a5213f558fc5cdf62c37050a9Thomas Hellstrom } 2065ad8b7d12605e88d1e532061699102797fdefe08Helge Bahmann mutex_unlock(&dev->struct_mutex); 2077c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie } 2087c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 2097c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie return 0; 2107c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie} 2117c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 2127c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlieint drm_dropmaster_ioctl(struct drm_device *dev, void *data, 2137c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie struct drm_file *file_priv) 2147c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie{ 2156b0084266c1d4917ad9259759a1e7bd623cb3888Jonas Bonn if (!file_priv->is_master) 2167c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie return -EINVAL; 2176b0084266c1d4917ad9259759a1e7bd623cb3888Jonas Bonn 21807f1c7a7f6736d9ec2eba57d209c5f48888d841eDave Airlie if (!file_priv->minor->master) 21907f1c7a7f6736d9ec2eba57d209c5f48888d841eDave Airlie return -EINVAL; 22007f1c7a7f6736d9ec2eba57d209c5f48888d841eDave Airlie 2217c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie mutex_lock(&dev->struct_mutex); 222862302ffe422378a5213f558fc5cdf62c37050a9Thomas Hellstrom if (dev->driver->master_drop) 223862302ffe422378a5213f558fc5cdf62c37050a9Thomas Hellstrom dev->driver->master_drop(dev, file_priv, false); 2247c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie drm_master_put(&file_priv->minor->master); 2256b0084266c1d4917ad9259759a1e7bd623cb3888Jonas Bonn file_priv->is_master = 0; 2267c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie mutex_unlock(&dev->struct_mutex); 2277c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie return 0; 2287c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie} 2297c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 230dcdb167402cbdca1d021bdfa5f63995ee0a79317Jordan Crouseint drm_fill_in_dev(struct drm_device *dev, 231b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie const struct pci_device_id *ent, 232b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie struct drm_driver *driver) 2331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 2341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int retcode; 2351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 236bd1b331fae2813d9f03ceee649296f02edc0b893Dave Airlie INIT_LIST_HEAD(&dev->filelist); 2377c158acef8f0e51c3a5f71133aaf402628370a64Dave Airlie INIT_LIST_HEAD(&dev->ctxlist); 2387c158acef8f0e51c3a5f71133aaf402628370a64Dave Airlie INIT_LIST_HEAD(&dev->vmalist); 2397c158acef8f0e51c3a5f71133aaf402628370a64Dave Airlie INIT_LIST_HEAD(&dev->maplist); 240c9a9c5e02aedc1a2815877b0268f886d2640b771Kristian Høgsberg INIT_LIST_HEAD(&dev->vblank_event_list); 2417c158acef8f0e51c3a5f71133aaf402628370a64Dave Airlie 2421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds spin_lock_init(&dev->count_lock); 243bea5679f9cb97b7e41786c8500df56665cd21e56Michel Dänzer spin_lock_init(&dev->drw_lock); 244c9a9c5e02aedc1a2815877b0268f886d2640b771Kristian Høgsberg spin_lock_init(&dev->event_lock); 245b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie init_timer(&dev->timer); 24630e2fb188194908e48d3f27a53ccea6740eb1e98Dave Airlie mutex_init(&dev->struct_mutex); 24730e2fb188194908e48d3f27a53ccea6740eb1e98Dave Airlie mutex_init(&dev->ctxlist_mutex); 2481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 24945ea5dcde62db8eccc8503defae3c3353256975dDave Airlie idr_init(&dev->drw_idr); 25045ea5dcde62db8eccc8503defae3c3353256975dDave Airlie 2518d153f7107ff2c5d6e32053ae377c961187ab6b9Thomas Hellstrom if (drm_ht_create(&dev->map_hash, 12)) { 2528d153f7107ff2c5d6e32053ae377c961187ab6b9Thomas Hellstrom return -ENOMEM; 2538d153f7107ff2c5d6e32053ae377c961187ab6b9Thomas Hellstrom } 254836cf0465c422ee6d654060edd7c620d9cf0c09cDave Airlie 2551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* the DRM has 6 basic counters */ 2561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dev->counters = 6; 257b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie dev->types[0] = _DRM_STAT_LOCK; 258b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie dev->types[1] = _DRM_STAT_OPENS; 259b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie dev->types[2] = _DRM_STAT_CLOSES; 260b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie dev->types[3] = _DRM_STAT_IOCTLS; 261b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie dev->types[4] = _DRM_STAT_LOCKS; 262b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie dev->types[5] = _DRM_STAT_UNLOCKS; 2631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dev->driver = driver; 265b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie 2661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (drm_core_has_AGP(dev)) { 267cda173806644d2af22ffd9896eed8ef99b97d356Dave Airlie if (drm_device_is_agp(dev)) 268cda173806644d2af22ffd9896eed8ef99b97d356Dave Airlie dev->agp = drm_agp_init(dev); 269b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie if (drm_core_check_feature(dev, DRIVER_REQUIRE_AGP) 270b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie && (dev->agp == NULL)) { 271b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie DRM_ERROR("Cannot initialize the agpgart module.\n"); 2721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds retcode = -EINVAL; 2731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds goto error_out_unreg; 2741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (drm_core_has_MTRR(dev)) { 2761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dev->agp) 277b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie dev->agp->agp_mtrr = 278b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie mtrr_add(dev->agp->agp_info.aper_base, 279b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie dev->agp->agp_info.aper_size * 280b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie 1024 * 1024, MTRR_TYPE_WRCOMB, 1); 2811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2842716a02f607c964ccaa6fa7266abd3acd73d9033Dave Airlie 285b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie retcode = drm_ctxbitmap_init(dev); 286b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie if (retcode) { 287b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie DRM_ERROR("Cannot allocate memory for context bitmap.\n"); 2881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds goto error_out_unreg; 2891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 291673a394b1e3b69be886ff24abfd6df97c52e8d08Eric Anholt if (driver->driver_features & DRIVER_GEM) { 292673a394b1e3b69be886ff24abfd6df97c52e8d08Eric Anholt retcode = drm_gem_init(dev); 293673a394b1e3b69be886ff24abfd6df97c52e8d08Eric Anholt if (retcode) { 294673a394b1e3b69be886ff24abfd6df97c52e8d08Eric Anholt DRM_ERROR("Cannot initialize graphics execution " 295673a394b1e3b69be886ff24abfd6df97c52e8d08Eric Anholt "manager (GEM)\n"); 296673a394b1e3b69be886ff24abfd6df97c52e8d08Eric Anholt goto error_out_unreg; 297673a394b1e3b69be886ff24abfd6df97c52e8d08Eric Anholt } 298673a394b1e3b69be886ff24abfd6df97c52e8d08Eric Anholt } 299673a394b1e3b69be886ff24abfd6df97c52e8d08Eric Anholt 3001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 301b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie 302b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie error_out_unreg: 30322eae947bf76e236ba972f2f11cfd1b083b736adDave Airlie drm_lastclose(dev); 3041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return retcode; 3051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 3061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/** 3091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Get a secondary minor number. 3101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 3111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * \param dev device data structure 3121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * \param sec-minor structure to hold the assigned minor 3131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * \return negative number on failure. 3141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 3151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Search an empty entry and initialize it to the given parameters, and 3161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * create the proc init entry via proc_init(). This routines assigns 3171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * minor numbers to secondary heads of multi-headed cards 3181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 319dcdb167402cbdca1d021bdfa5f63995ee0a79317Jordan Crouseint drm_get_minor(struct drm_device *dev, struct drm_minor **minor, int type) 3201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 3212c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie struct drm_minor *new_minor; 3221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int ret; 3232c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie int minor_id; 3241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DRM_DEBUG("\n"); 3261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3272c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie minor_id = drm_minor_get_id(dev, type); 3282c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if (minor_id < 0) 3292c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie return minor_id; 3302c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 3312c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie new_minor = kzalloc(sizeof(struct drm_minor), GFP_KERNEL); 3322c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if (!new_minor) { 3332c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie ret = -ENOMEM; 3342c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie goto err_idr; 3352c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie } 3362c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 3372c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie new_minor->type = type; 3382c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie new_minor->device = MKDEV(DRM_MAJOR, minor_id); 3392c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie new_minor->dev = dev; 3402c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie new_minor->index = minor_id; 3417c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie INIT_LIST_HEAD(&new_minor->master_list); 3422c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 3432c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie idr_replace(&drm_minors_idr, new_minor, minor_id); 3442c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 3452c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if (type == DRM_MINOR_LEGACY) { 3462c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie ret = drm_proc_init(new_minor, minor_id, drm_proc_root); 3472c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if (ret) { 3482c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie DRM_ERROR("DRM: Failed to initialize /proc/dri.\n"); 3492c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie goto err_mem; 3501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3512c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie } else 352955b12def42e83287c1bdb1411d99451753c1391Ben Gamari new_minor->proc_root = NULL; 353955b12def42e83287c1bdb1411d99451753c1391Ben Gamari 354955b12def42e83287c1bdb1411d99451753c1391Ben Gamari#if defined(CONFIG_DEBUG_FS) 355955b12def42e83287c1bdb1411d99451753c1391Ben Gamari ret = drm_debugfs_init(new_minor, minor_id, drm_debugfs_root); 356955b12def42e83287c1bdb1411d99451753c1391Ben Gamari if (ret) { 357156f5a7801195fa2ce44aeeb62d6cf8468f3332aGeunSik Lim DRM_ERROR("DRM: Failed to initialize /sys/kernel/debug/dri.\n"); 358955b12def42e83287c1bdb1411d99451753c1391Ben Gamari goto err_g2; 359955b12def42e83287c1bdb1411d99451753c1391Ben Gamari } 360955b12def42e83287c1bdb1411d99451753c1391Ben Gamari#endif 3612c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 3622c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie ret = drm_sysfs_device_add(new_minor); 3632c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if (ret) { 3642c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie printk(KERN_ERR 3652c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie "DRM: Error sysfs_device_add.\n"); 3662c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie goto err_g2; 3671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3682c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie *minor = new_minor; 3692c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 3702c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie DRM_DEBUG("new minor assigned %d\n", minor_id); 3712c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie return 0; 3722c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 3732c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 3742c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlieerr_g2: 3752c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if (new_minor->type == DRM_MINOR_LEGACY) 3762c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie drm_proc_cleanup(new_minor, drm_proc_root); 3772c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlieerr_mem: 3782c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie kfree(new_minor); 3792c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlieerr_idr: 3802c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie idr_remove(&drm_minors_idr, minor_id); 3812c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie *minor = NULL; 3821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return ret; 3831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 384b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie 385c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie/** 3861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Put a secondary minor number. 3871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 3881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * \param sec_minor - structure to be released 3891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * \return always zero 3901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 3911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Cleans up the proc resources. Not legal for this to be the 3921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * last minor released. 3931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 3941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 3952c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlieint drm_put_minor(struct drm_minor **minor_p) 3961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 3972c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie struct drm_minor *minor = *minor_p; 398673a394b1e3b69be886ff24abfd6df97c52e8d08Eric Anholt 3992c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie DRM_DEBUG("release secondary minor %d\n", minor->index); 400b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie 4012c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if (minor->type == DRM_MINOR_LEGACY) 4022c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie drm_proc_cleanup(minor, drm_proc_root); 403955b12def42e83287c1bdb1411d99451753c1391Ben Gamari#if defined(CONFIG_DEBUG_FS) 404955b12def42e83287c1bdb1411d99451753c1391Ben Gamari drm_debugfs_cleanup(minor); 405955b12def42e83287c1bdb1411d99451753c1391Ben Gamari#endif 406955b12def42e83287c1bdb1411d99451753c1391Ben Gamari 4072c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie drm_sysfs_device_remove(minor); 4081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4092c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie idr_remove(&drm_minors_idr, minor->index); 410b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie 4112c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie kfree(minor); 4122c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie *minor_p = NULL; 4131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 4141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 415112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 416112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg/** 417112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg * Called via drm_exit() at module unload time or when pci device is 418112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg * unplugged. 419112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg * 420112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg * Cleans up all DRM device, calling drm_lastclose(). 421112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg * 422112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg * \sa drm_init 423112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg */ 424112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsbergvoid drm_put_dev(struct drm_device *dev) 425112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg{ 426ecca0683230b83e8f830ff157911fad20bc43015Julia Lawall struct drm_driver *driver; 427112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg struct drm_map_list *r_list, *list_temp; 428112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 429112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg DRM_DEBUG("\n"); 430112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 431112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg if (!dev) { 432112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg DRM_ERROR("cleanup called no dev\n"); 433112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg return; 434112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg } 435ecca0683230b83e8f830ff157911fad20bc43015Julia Lawall driver = dev->driver; 436112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 437112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg drm_lastclose(dev); 438112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 439112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg if (drm_core_has_MTRR(dev) && drm_core_has_AGP(dev) && 440112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg dev->agp && dev->agp->agp_mtrr >= 0) { 441112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg int retval; 442112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg retval = mtrr_del(dev->agp->agp_mtrr, 443112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg dev->agp->agp_info.aper_base, 444112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg dev->agp->agp_info.aper_size * 1024 * 1024); 445112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg DRM_DEBUG("mtrr_del=%d\n", retval); 446112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg } 447112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 448112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg if (dev->driver->unload) 449112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg dev->driver->unload(dev); 450112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 451112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg if (drm_core_has_AGP(dev) && dev->agp) { 4529a298b2acd771d8a5c0004d8f8e4156c65b11f6bEric Anholt kfree(dev->agp); 453112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg dev->agp = NULL; 454112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg } 455112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 456b78315f051de8d207bead90470aa216c0617572bJesse Barnes drm_vblank_cleanup(dev); 457b78315f051de8d207bead90470aa216c0617572bJesse Barnes 458112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg list_for_each_entry_safe(r_list, list_temp, &dev->maplist, head) 459112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg drm_rmmap(dev, r_list->map); 46030ddbd94401a132f4d932775d1902b3c9a8c41b5Ben Skeggs drm_ht_remove(&dev->map_hash); 46130ddbd94401a132f4d932775d1902b3c9a8c41b5Ben Skeggs 46230ddbd94401a132f4d932775d1902b3c9a8c41b5Ben Skeggs drm_ctxbitmap_cleanup(dev); 463112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 464112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg if (drm_core_check_feature(dev, DRIVER_MODESET)) 465112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg drm_put_minor(&dev->control); 466112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 467112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg if (driver->driver_features & DRIVER_GEM) 468112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg drm_gem_destroy(dev); 469112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 470112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg drm_put_minor(&dev->primary); 471112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 472112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg if (dev->devname) { 4739a298b2acd771d8a5c0004d8f8e4156c65b11f6bEric Anholt kfree(dev->devname); 474112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg dev->devname = NULL; 475112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg } 4769a298b2acd771d8a5c0004d8f8e4156c65b11f6bEric Anholt kfree(dev); 477112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg} 478112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian HøgsbergEXPORT_SYMBOL(drm_put_dev); 479