drm_stub.c revision 30ddbd94401a132f4d932775d1902b3c9a8c41b5
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> 361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include "drmP.h" 371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include "drm_core.h" 381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 39b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlieunsigned int drm_debug = 0; /* 1 to enable debug output */ 401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsEXPORT_SYMBOL(drm_debug); 411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 42b5e89ed53ed8d24f83ba1941c07382af00ed238eDave AirlieMODULE_AUTHOR(CORE_AUTHOR); 43b5e89ed53ed8d24f83ba1941c07382af00ed238eDave AirlieMODULE_DESCRIPTION(CORE_DESC); 441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_LICENSE("GPL and additional rights"); 451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_PARM_DESC(debug, "Enable debug output"); 461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 47c0758146adbe39514e75ac860ce7e49f865c2297Dave Jonesmodule_param_named(debug, drm_debug, int, 0600); 481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 492c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airliestruct idr drm_minors_idr; 502c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 510650fd5824e07570f0c43980b81bb23ae917f1d7Greg Kroah-Hartmanstruct class *drm_class; 521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct proc_dir_entry *drm_proc_root; 53955b12def42e83287c1bdb1411d99451753c1391Ben Gamaristruct dentry *drm_debugfs_root; 541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 552c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airliestatic int drm_minor_get_id(struct drm_device *dev, int type) 562c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie{ 572c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie int new_id; 582c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie int ret; 592c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie int base = 0, limit = 63; 602c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 61f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie if (type == DRM_MINOR_CONTROL) { 62f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie base += 64; 63f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie limit = base + 127; 64f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie } else if (type == DRM_MINOR_RENDER) { 65f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie base += 128; 66f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie limit = base + 255; 67f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie } 68f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie 692c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlieagain: 702c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if (idr_pre_get(&drm_minors_idr, GFP_KERNEL) == 0) { 712c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie DRM_ERROR("Out of memory expanding drawable idr\n"); 722c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie return -ENOMEM; 732c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie } 742c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie mutex_lock(&dev->struct_mutex); 752c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie ret = idr_get_new_above(&drm_minors_idr, NULL, 762c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie base, &new_id); 772c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie mutex_unlock(&dev->struct_mutex); 782c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if (ret == -EAGAIN) { 792c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie goto again; 802c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie } else if (ret) { 812c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie return ret; 822c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie } 832c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 842c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if (new_id >= limit) { 852c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie idr_remove(&drm_minors_idr, new_id); 862c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie return -EINVAL; 872c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie } 882c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie return new_id; 892c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie} 902c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 917c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airliestruct drm_master *drm_master_create(struct drm_minor *minor) 927c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie{ 937c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie struct drm_master *master; 947c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 957c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie master = drm_calloc(1, sizeof(*master), DRM_MEM_DRIVER); 967c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie if (!master) 977c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie return NULL; 987c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 997c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie kref_init(&master->refcount); 1007c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie spin_lock_init(&master->lock.spinlock); 1017c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie init_waitqueue_head(&master->lock.lock_queue); 1027c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie drm_ht_create(&master->magiclist, DRM_MAGIC_HASH_ORDER); 1037c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie INIT_LIST_HEAD(&master->magicfree); 1047c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie master->minor = minor; 1057c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1067c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie list_add_tail(&master->head, &minor->master_list); 1077c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1087c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie return master; 1097c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie} 1107c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1117c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airliestruct drm_master *drm_master_get(struct drm_master *master) 1127c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie{ 1137c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie kref_get(&master->refcount); 1147c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie return master; 1157c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie} 1167c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1177c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airliestatic void drm_master_destroy(struct kref *kref) 1187c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie{ 1197c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie struct drm_master *master = container_of(kref, struct drm_master, refcount); 1207c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie struct drm_magic_entry *pt, *next; 1217c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie struct drm_device *dev = master->minor->dev; 122c1ff85d97708550e634fb6fa099c463db90fc40dDave Airlie struct drm_map_list *r_list, *list_temp; 1237c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1247c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie list_del(&master->head); 1257c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1267c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie if (dev->driver->master_destroy) 1277c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie dev->driver->master_destroy(dev, master); 1287c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 129c1ff85d97708550e634fb6fa099c463db90fc40dDave Airlie list_for_each_entry_safe(r_list, list_temp, &dev->maplist, head) { 130c1ff85d97708550e634fb6fa099c463db90fc40dDave Airlie if (r_list->master == master) { 131c1ff85d97708550e634fb6fa099c463db90fc40dDave Airlie drm_rmmap_locked(dev, r_list->map); 132c1ff85d97708550e634fb6fa099c463db90fc40dDave Airlie r_list = NULL; 133c1ff85d97708550e634fb6fa099c463db90fc40dDave Airlie } 134c1ff85d97708550e634fb6fa099c463db90fc40dDave Airlie } 135c1ff85d97708550e634fb6fa099c463db90fc40dDave Airlie 1367c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie if (master->unique) { 1371147c9cdd0f60f09a98702a9f865176af18a989fVegard Nossum drm_free(master->unique, master->unique_size, DRM_MEM_DRIVER); 1387c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie master->unique = NULL; 1397c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie master->unique_len = 0; 1407c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie } 1417c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1427c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie list_for_each_entry_safe(pt, next, &master->magicfree, head) { 1437c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie list_del(&pt->head); 1447c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie drm_ht_remove_item(&master->magiclist, &pt->hash_item); 1457c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie drm_free(pt, sizeof(*pt), DRM_MEM_MAGIC); 1467c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie } 1477c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1487c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie drm_ht_remove(&master->magiclist); 1497c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1507c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie drm_free(master, sizeof(*master), DRM_MEM_DRIVER); 1517c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie} 1527c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1537c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlievoid drm_master_put(struct drm_master **master) 1547c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie{ 1557c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie kref_put(&(*master)->refcount, drm_master_destroy); 1567c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie *master = NULL; 1577c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie} 1587c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1597c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlieint drm_setmaster_ioctl(struct drm_device *dev, void *data, 1607c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie struct drm_file *file_priv) 1617c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie{ 1626b0084266c1d4917ad9259759a1e7bd623cb3888Jonas Bonn if (file_priv->is_master) 1636b0084266c1d4917ad9259759a1e7bd623cb3888Jonas Bonn return 0; 1646b0084266c1d4917ad9259759a1e7bd623cb3888Jonas Bonn 1657c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie if (file_priv->minor->master && file_priv->minor->master != file_priv->master) 1667c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie return -EINVAL; 1677c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1687c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie if (!file_priv->master) 1697c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie return -EINVAL; 1707c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1717c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie if (!file_priv->minor->master && 1727c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie file_priv->minor->master != file_priv->master) { 1737c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie mutex_lock(&dev->struct_mutex); 1747c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie file_priv->minor->master = drm_master_get(file_priv->master); 1756b0084266c1d4917ad9259759a1e7bd623cb3888Jonas Bonn file_priv->is_master = 1; 1765ad8b7d12605e88d1e532061699102797fdefe08Helge Bahmann mutex_unlock(&dev->struct_mutex); 1777c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie } 1787c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1797c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie return 0; 1807c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie} 1817c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 1827c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlieint drm_dropmaster_ioctl(struct drm_device *dev, void *data, 1837c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie struct drm_file *file_priv) 1847c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie{ 1856b0084266c1d4917ad9259759a1e7bd623cb3888Jonas Bonn if (!file_priv->is_master) 1867c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie return -EINVAL; 1876b0084266c1d4917ad9259759a1e7bd623cb3888Jonas Bonn 18807f1c7a7f6736d9ec2eba57d209c5f48888d841eDave Airlie if (!file_priv->minor->master) 18907f1c7a7f6736d9ec2eba57d209c5f48888d841eDave Airlie return -EINVAL; 19007f1c7a7f6736d9ec2eba57d209c5f48888d841eDave Airlie 1917c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie mutex_lock(&dev->struct_mutex); 1927c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie drm_master_put(&file_priv->minor->master); 1936b0084266c1d4917ad9259759a1e7bd623cb3888Jonas Bonn file_priv->is_master = 0; 1947c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie mutex_unlock(&dev->struct_mutex); 1957c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie return 0; 1967c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie} 1977c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie 19884b1fd103dbbe01b5905db1444d3fc8afa9a7207Dave Airliestatic int drm_fill_in_dev(struct drm_device * dev, struct pci_dev *pdev, 199b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie const struct pci_device_id *ent, 200b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie struct drm_driver *driver) 2011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 2021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int retcode; 2031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 204bd1b331fae2813d9f03ceee649296f02edc0b893Dave Airlie INIT_LIST_HEAD(&dev->filelist); 2057c158acef8f0e51c3a5f71133aaf402628370a64Dave Airlie INIT_LIST_HEAD(&dev->ctxlist); 2067c158acef8f0e51c3a5f71133aaf402628370a64Dave Airlie INIT_LIST_HEAD(&dev->vmalist); 2077c158acef8f0e51c3a5f71133aaf402628370a64Dave Airlie INIT_LIST_HEAD(&dev->maplist); 2087c158acef8f0e51c3a5f71133aaf402628370a64Dave Airlie 2091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds spin_lock_init(&dev->count_lock); 210bea5679f9cb97b7e41786c8500df56665cd21e56Michel Dänzer spin_lock_init(&dev->drw_lock); 211b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie init_timer(&dev->timer); 21230e2fb188194908e48d3f27a53ccea6740eb1e98Dave Airlie mutex_init(&dev->struct_mutex); 21330e2fb188194908e48d3f27a53ccea6740eb1e98Dave Airlie mutex_init(&dev->ctxlist_mutex); 2141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 21545ea5dcde62db8eccc8503defae3c3353256975dDave Airlie idr_init(&dev->drw_idr); 21645ea5dcde62db8eccc8503defae3c3353256975dDave Airlie 217b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie dev->pdev = pdev; 2182f02cc3fb8960754a2a5df6a33f53528e0d830beEric Anholt dev->pci_device = pdev->device; 2192f02cc3fb8960754a2a5df6a33f53528e0d830beEric Anholt dev->pci_vendor = pdev->vendor; 2201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#ifdef __alpha__ 222b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie dev->hose = pdev->sysdata; 2231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 2241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2258d153f7107ff2c5d6e32053ae377c961187ab6b9Thomas Hellstrom if (drm_ht_create(&dev->map_hash, 12)) { 2268d153f7107ff2c5d6e32053ae377c961187ab6b9Thomas Hellstrom return -ENOMEM; 2278d153f7107ff2c5d6e32053ae377c961187ab6b9Thomas Hellstrom } 228836cf0465c422ee6d654060edd7c620d9cf0c09cDave Airlie 2291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* the DRM has 6 basic counters */ 2301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dev->counters = 6; 231b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie dev->types[0] = _DRM_STAT_LOCK; 232b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie dev->types[1] = _DRM_STAT_OPENS; 233b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie dev->types[2] = _DRM_STAT_CLOSES; 234b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie dev->types[3] = _DRM_STAT_IOCTLS; 235b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie dev->types[4] = _DRM_STAT_LOCKS; 236b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie dev->types[5] = _DRM_STAT_UNLOCKS; 2371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dev->driver = driver; 239b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie 2401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (drm_core_has_AGP(dev)) { 241cda173806644d2af22ffd9896eed8ef99b97d356Dave Airlie if (drm_device_is_agp(dev)) 242cda173806644d2af22ffd9896eed8ef99b97d356Dave Airlie dev->agp = drm_agp_init(dev); 243b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie if (drm_core_check_feature(dev, DRIVER_REQUIRE_AGP) 244b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie && (dev->agp == NULL)) { 245b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie DRM_ERROR("Cannot initialize the agpgart module.\n"); 2461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds retcode = -EINVAL; 2471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds goto error_out_unreg; 2481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (drm_core_has_MTRR(dev)) { 2501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dev->agp) 251b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie dev->agp->agp_mtrr = 252b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie mtrr_add(dev->agp->agp_info.aper_base, 253b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie dev->agp->agp_info.aper_size * 254b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie 1024 * 1024, MTRR_TYPE_WRCOMB, 1); 2551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2582716a02f607c964ccaa6fa7266abd3acd73d9033Dave Airlie 259b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie retcode = drm_ctxbitmap_init(dev); 260b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie if (retcode) { 261b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie DRM_ERROR("Cannot allocate memory for context bitmap.\n"); 2621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds goto error_out_unreg; 2631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 265673a394b1e3b69be886ff24abfd6df97c52e8d08Eric Anholt if (driver->driver_features & DRIVER_GEM) { 266673a394b1e3b69be886ff24abfd6df97c52e8d08Eric Anholt retcode = drm_gem_init(dev); 267673a394b1e3b69be886ff24abfd6df97c52e8d08Eric Anholt if (retcode) { 268673a394b1e3b69be886ff24abfd6df97c52e8d08Eric Anholt DRM_ERROR("Cannot initialize graphics execution " 269673a394b1e3b69be886ff24abfd6df97c52e8d08Eric Anholt "manager (GEM)\n"); 270673a394b1e3b69be886ff24abfd6df97c52e8d08Eric Anholt goto error_out_unreg; 271673a394b1e3b69be886ff24abfd6df97c52e8d08Eric Anholt } 272673a394b1e3b69be886ff24abfd6df97c52e8d08Eric Anholt } 273673a394b1e3b69be886ff24abfd6df97c52e8d08Eric Anholt 2741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 275b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie 276b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie error_out_unreg: 27722eae947bf76e236ba972f2f11cfd1b083b736adDave Airlie drm_lastclose(dev); 2781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return retcode; 2791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 2801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/** 2831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Get a secondary minor number. 2841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 2851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * \param dev device data structure 2861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * \param sec-minor structure to hold the assigned minor 2871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * \return negative number on failure. 2881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 2891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Search an empty entry and initialize it to the given parameters, and 2901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * create the proc init entry via proc_init(). This routines assigns 2911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * minor numbers to secondary heads of multi-headed cards 2921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 2932c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airliestatic int drm_get_minor(struct drm_device *dev, struct drm_minor **minor, int type) 2941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 2952c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie struct drm_minor *new_minor; 2961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int ret; 2972c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie int minor_id; 2981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DRM_DEBUG("\n"); 3001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3012c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie minor_id = drm_minor_get_id(dev, type); 3022c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if (minor_id < 0) 3032c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie return minor_id; 3042c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 3052c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie new_minor = kzalloc(sizeof(struct drm_minor), GFP_KERNEL); 3062c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if (!new_minor) { 3072c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie ret = -ENOMEM; 3082c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie goto err_idr; 3092c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie } 3102c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 3112c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie new_minor->type = type; 3122c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie new_minor->device = MKDEV(DRM_MAJOR, minor_id); 3132c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie new_minor->dev = dev; 3142c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie new_minor->index = minor_id; 3157c1c2871a6a3a114853ec6836e9035ac1c0c7f7aDave Airlie INIT_LIST_HEAD(&new_minor->master_list); 3162c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 3172c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie idr_replace(&drm_minors_idr, new_minor, minor_id); 3182c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 3192c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if (type == DRM_MINOR_LEGACY) { 3202c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie ret = drm_proc_init(new_minor, minor_id, drm_proc_root); 3212c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if (ret) { 3222c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie DRM_ERROR("DRM: Failed to initialize /proc/dri.\n"); 3232c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie goto err_mem; 3241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3252c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie } else 326955b12def42e83287c1bdb1411d99451753c1391Ben Gamari new_minor->proc_root = NULL; 327955b12def42e83287c1bdb1411d99451753c1391Ben Gamari 328955b12def42e83287c1bdb1411d99451753c1391Ben Gamari#if defined(CONFIG_DEBUG_FS) 329955b12def42e83287c1bdb1411d99451753c1391Ben Gamari ret = drm_debugfs_init(new_minor, minor_id, drm_debugfs_root); 330955b12def42e83287c1bdb1411d99451753c1391Ben Gamari if (ret) { 331955b12def42e83287c1bdb1411d99451753c1391Ben Gamari DRM_ERROR("DRM: Failed to initialize /debugfs/dri.\n"); 332955b12def42e83287c1bdb1411d99451753c1391Ben Gamari goto err_g2; 333955b12def42e83287c1bdb1411d99451753c1391Ben Gamari } 334955b12def42e83287c1bdb1411d99451753c1391Ben Gamari#endif 3352c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 3362c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie ret = drm_sysfs_device_add(new_minor); 3372c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if (ret) { 3382c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie printk(KERN_ERR 3392c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie "DRM: Error sysfs_device_add.\n"); 3402c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie goto err_g2; 3411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3422c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie *minor = new_minor; 3432c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 3442c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie DRM_DEBUG("new minor assigned %d\n", minor_id); 3452c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie return 0; 3462c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 3472c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie 3482c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlieerr_g2: 3492c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if (new_minor->type == DRM_MINOR_LEGACY) 3502c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie drm_proc_cleanup(new_minor, drm_proc_root); 3512c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlieerr_mem: 3522c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie kfree(new_minor); 3532c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlieerr_idr: 3542c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie idr_remove(&drm_minors_idr, minor_id); 3552c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie *minor = NULL; 3561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return ret; 3571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 358b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie 359c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie/** 360c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie * Register. 361c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie * 362c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie * \param pdev - PCI device structure 363c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie * \param ent entry from the PCI ID table with device type flags 364c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie * \return zero on success or a negative number on failure. 365c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie * 366c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie * Attempt to gets inter module "drm" information. If we are first 367c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie * then register the character device and inter module information. 368c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie * Try and register, if we fail to register, backout previous work. 369c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie */ 370c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlieint drm_get_dev(struct pci_dev *pdev, const struct pci_device_id *ent, 371b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie struct drm_driver *driver) 372c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie{ 37384b1fd103dbbe01b5905db1444d3fc8afa9a7207Dave Airlie struct drm_device *dev; 374c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie int ret; 375c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie 376c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie DRM_DEBUG("\n"); 377c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie 378c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie dev = drm_calloc(1, sizeof(*dev), DRM_MEM_STUB); 379c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie if (!dev) 380c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie return -ENOMEM; 381c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie 3822c3f0eddfbd7f5c7a5450de287bad805722888c3Jeff Garzik ret = pci_enable_device(pdev); 3832c3f0eddfbd7f5c7a5450de287bad805722888c3Jeff Garzik if (ret) 3842c3f0eddfbd7f5c7a5450de287bad805722888c3Jeff Garzik goto err_g1; 385c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie 38619a8f59ab8ceee751ea720085098355d53f727d6Dave Airlie pci_set_master(pdev); 387c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie if ((ret = drm_fill_in_dev(dev, pdev, ent, driver))) { 388c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie printk(KERN_ERR "DRM: Fill_in_dev failed.\n"); 3892c3f0eddfbd7f5c7a5450de287bad805722888c3Jeff Garzik goto err_g2; 390c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie } 391f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie 392f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie if (drm_core_check_feature(dev, DRIVER_MODESET)) { 393112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg pci_set_drvdata(pdev, dev); 394f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie ret = drm_get_minor(dev, &dev->control, DRM_MINOR_CONTROL); 395f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie if (ret) 396f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie goto err_g2; 397f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie } 398f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie 3992c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if ((ret = drm_get_minor(dev, &dev->primary, DRM_MINOR_LEGACY))) 400f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie goto err_g3; 401bc5f4523f772cc7629c5c5a46cf4f2a07a5500b8Dave Airlie 402f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie if (dev->driver->load) { 403f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie ret = dev->driver->load(dev, ent->driver_data); 404f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie if (ret) 405a9d51a5ad1154b5b20add1e8d30a5564f8aabbe9Dave Airlie goto err_g3; 406f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie } 407f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie 408f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie /* setup the grouping for the legacy output */ 409f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie if (drm_core_check_feature(dev, DRIVER_MODESET)) { 410f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie ret = drm_mode_group_init_legacy_group(dev, &dev->primary->mode_group); 411f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie if (ret) 412f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie goto err_g3; 413f453ba0460742ad027ae0c4c7d61e62817b3e7efDave Airlie } 414a9d51a5ad1154b5b20add1e8d30a5564f8aabbe9Dave Airlie 415e7f7ab45ebcb54fd5f814ea15ea079e079662f67Dave Airlie list_add_tail(&dev->driver_item, &driver->device_list); 416e7f7ab45ebcb54fd5f814ea15ea079e079662f67Dave Airlie 417cd00f95aff6b4cfeccb261fd4100cceb4f5270eaBenjamin Herrenschmidt DRM_INFO("Initialized %s %d.%d.%d %s for %s on minor %d\n", 41822eae947bf76e236ba972f2f11cfd1b083b736adDave Airlie driver->name, driver->major, driver->minor, driver->patchlevel, 419cd00f95aff6b4cfeccb261fd4100cceb4f5270eaBenjamin Herrenschmidt driver->date, pci_name(pdev), dev->primary->index); 420c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie 421c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie return 0; 422c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie 423a9d51a5ad1154b5b20add1e8d30a5564f8aabbe9Dave Airlieerr_g3: 424a9d51a5ad1154b5b20add1e8d30a5564f8aabbe9Dave Airlie drm_put_minor(&dev->primary); 4252c3f0eddfbd7f5c7a5450de287bad805722888c3Jeff Garzikerr_g2: 4262c3f0eddfbd7f5c7a5450de287bad805722888c3Jeff Garzik pci_disable_device(pdev); 4272c3f0eddfbd7f5c7a5450de287bad805722888c3Jeff Garzikerr_g1: 428c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie drm_free(dev, sizeof(*dev), DRM_MEM_STUB); 429c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie return ret; 430c94f70298529d99ac6e1ee7709f61eab00adeb39Dave Airlie} 431112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian HøgsbergEXPORT_SYMBOL(drm_get_dev); 4321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/** 4341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Put a secondary minor number. 4351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 4361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * \param sec_minor - structure to be released 4371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * \return always zero 4381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 4391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Cleans up the proc resources. Not legal for this to be the 4401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * last minor released. 4411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 4421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 4432c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlieint drm_put_minor(struct drm_minor **minor_p) 4441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 4452c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie struct drm_minor *minor = *minor_p; 446673a394b1e3b69be886ff24abfd6df97c52e8d08Eric Anholt 4472c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie DRM_DEBUG("release secondary minor %d\n", minor->index); 448b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie 4492c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie if (minor->type == DRM_MINOR_LEGACY) 4502c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie drm_proc_cleanup(minor, drm_proc_root); 451955b12def42e83287c1bdb1411d99451753c1391Ben Gamari#if defined(CONFIG_DEBUG_FS) 452955b12def42e83287c1bdb1411d99451753c1391Ben Gamari drm_debugfs_cleanup(minor); 453955b12def42e83287c1bdb1411d99451753c1391Ben Gamari#endif 454955b12def42e83287c1bdb1411d99451753c1391Ben Gamari 4552c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie drm_sysfs_device_remove(minor); 4561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4572c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie idr_remove(&drm_minors_idr, minor->index); 458b5e89ed53ed8d24f83ba1941c07382af00ed238eDave Airlie 4592c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie kfree(minor); 4602c14f28be2a3f2a2e9861b156d64fbe2bc7000c3Dave Airlie *minor_p = NULL; 4611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 4621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 463112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 464112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg/** 465112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg * Called via drm_exit() at module unload time or when pci device is 466112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg * unplugged. 467112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg * 468112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg * Cleans up all DRM device, calling drm_lastclose(). 469112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg * 470112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg * \sa drm_init 471112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg */ 472112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsbergvoid drm_put_dev(struct drm_device *dev) 473112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg{ 474112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg struct drm_driver *driver = dev->driver; 475112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg struct drm_map_list *r_list, *list_temp; 476112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 477112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg DRM_DEBUG("\n"); 478112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 479112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg if (!dev) { 480112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg DRM_ERROR("cleanup called no dev\n"); 481112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg return; 482112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg } 483112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 484112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg drm_vblank_cleanup(dev); 485112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 486112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg drm_lastclose(dev); 487112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 488112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg if (drm_core_has_MTRR(dev) && drm_core_has_AGP(dev) && 489112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg dev->agp && dev->agp->agp_mtrr >= 0) { 490112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg int retval; 491112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg retval = mtrr_del(dev->agp->agp_mtrr, 492112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg dev->agp->agp_info.aper_base, 493112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg dev->agp->agp_info.aper_size * 1024 * 1024); 494112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg DRM_DEBUG("mtrr_del=%d\n", retval); 495112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg } 496112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 497112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg if (dev->driver->unload) 498112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg dev->driver->unload(dev); 499112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 500112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg if (drm_core_has_AGP(dev) && dev->agp) { 501112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg drm_free(dev->agp, sizeof(*dev->agp), DRM_MEM_AGPLISTS); 502112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg dev->agp = NULL; 503112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg } 504112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 505112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg list_for_each_entry_safe(r_list, list_temp, &dev->maplist, head) 506112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg drm_rmmap(dev, r_list->map); 50730ddbd94401a132f4d932775d1902b3c9a8c41b5Ben Skeggs drm_ht_remove(&dev->map_hash); 50830ddbd94401a132f4d932775d1902b3c9a8c41b5Ben Skeggs 50930ddbd94401a132f4d932775d1902b3c9a8c41b5Ben Skeggs drm_ctxbitmap_cleanup(dev); 510112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 511112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg if (drm_core_check_feature(dev, DRIVER_MODESET)) 512112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg drm_put_minor(&dev->control); 513112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 514112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg if (driver->driver_features & DRIVER_GEM) 515112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg drm_gem_destroy(dev); 516112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 517112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg drm_put_minor(&dev->primary); 518112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg 519112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg if (dev->devname) { 520112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg drm_free(dev->devname, strlen(dev->devname) + 1, 521112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg DRM_MEM_DRIVER); 522112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg dev->devname = NULL; 523112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg } 524112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg drm_free(dev, sizeof(*dev), DRM_MEM_STUB); 525112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian Høgsberg} 526112b715e8e2f9ef7b96930888bb099ce10b4c3ccKristian HøgsbergEXPORT_SYMBOL(drm_put_dev); 527