From 6677e2a10b820a5ccfd375cc627b8e41453a71da Mon Sep 17 00:00:00 2001 From: Adam Jackson Date: Wed, 19 Jul 2006 16:19:25 -0400 Subject: Delete the pre-core DRM code with extreme prejudice. --- linux/drm_ioctl.h | 349 ------------------------------------------------------ 1 file changed, 349 deletions(-) delete mode 100644 linux/drm_ioctl.h (limited to 'linux/drm_ioctl.h') diff --git a/linux/drm_ioctl.h b/linux/drm_ioctl.h deleted file mode 100644 index 33695440..00000000 --- a/linux/drm_ioctl.h +++ /dev/null @@ -1,349 +0,0 @@ -/** - * \file drm_ioctl.h - * IOCTL processing for DRM - * - * \author Rickard E. (Rik) Faith - * \author Gareth Hughes - */ - -/* - * Created: Fri Jan 8 09:01:26 1999 by faith@valinux.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - */ - -#include "drmP.h" - -#include "linux/pci.h" - -/** - * Get the bus id. - * - * \param inode device inode. - * \param filp file pointer. - * \param cmd command. - * \param arg user argument, pointing to a drm_unique structure. - * \return zero on success or a negative number on failure. - * - * Copies the bus id from drm_device::unique into user space. - */ -int DRM(getunique)(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) -{ - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - drm_unique_t __user *argp = (void __user *)arg; - drm_unique_t u; - - if (copy_from_user(&u, argp, sizeof(u))) - return -EFAULT; - if (u.unique_len >= dev->unique_len) { - if (copy_to_user(u.unique, dev->unique, dev->unique_len)) - return -EFAULT; - } - u.unique_len = dev->unique_len; - if (copy_to_user(argp, &u, sizeof(u))) - return -EFAULT; - return 0; -} - -/** - * Set the bus id. - * - * \param inode device inode. - * \param filp file pointer. - * \param cmd command. - * \param arg user argument, pointing to a drm_unique structure. - * \return zero on success or a negative number on failure. - * - * Copies the bus id from userspace into drm_device::unique, and verifies that - * it matches the device this DRM is attached to (EINVAL otherwise). Deprecated - * in interface version 1.1 and will return EBUSY when setversion has requested - * version 1.1 or greater. - */ -int DRM(setunique)(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) -{ - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - drm_unique_t u; - int domain, bus, slot, func, ret; - - if (dev->unique_len || dev->unique) return -EBUSY; - - if (copy_from_user(&u, (drm_unique_t __user *)arg, sizeof(u))) - return -EFAULT; - - if (!u.unique_len || u.unique_len > 1024) return -EINVAL; - - dev->unique_len = u.unique_len; - dev->unique = DRM(alloc)(u.unique_len + 1, DRM_MEM_DRIVER); - if(!dev->unique) return -ENOMEM; - if (copy_from_user(dev->unique, u.unique, dev->unique_len)) - return -EFAULT; - - dev->unique[dev->unique_len] = '\0'; - - dev->devname = DRM(alloc)(strlen(dev->name) + strlen(dev->unique) + 2, - DRM_MEM_DRIVER); - if (!dev->devname) - return -ENOMEM; - - sprintf(dev->devname, "%s@%s", dev->name, dev->unique); - - /* Return error if the busid submitted doesn't match the device's actual - * busid. - */ - ret = sscanf(dev->unique, "PCI:%d:%d:%d", &bus, &slot, &func); - if (ret != 3) - return DRM_ERR(EINVAL); - domain = bus >> 8; - bus &= 0xff; - - if ((domain != dev->pci_domain) || - (bus != dev->pci_bus) || - (slot != dev->pci_slot) || - (func != dev->pci_func)) - return -EINVAL; - - return 0; -} - -static int -DRM(set_busid)(drm_device_t *dev) -{ - if (dev->unique != NULL) - return EBUSY; - - dev->unique_len = 20; - dev->unique = DRM(alloc)(dev->unique_len + 1, DRM_MEM_DRIVER); - if (dev->unique == NULL) - return ENOMEM; - - snprintf(dev->unique, dev->unique_len, "pci:%04x:%02x:%02x.%d", - dev->pci_domain, dev->pci_bus, dev->pci_slot, dev->pci_func); - - dev->devname = DRM(alloc)(strlen(dev->name) + dev->unique_len + 2, - DRM_MEM_DRIVER); - if (dev->devname == NULL) - return ENOMEM; - - sprintf(dev->devname, "%s@%s", dev->name, dev->unique); - - return 0; -} - - -/** - * Get a mapping information. - * - * \param inode device inode. - * \param filp file pointer. - * \param cmd command. - * \param arg user argument, pointing to a drm_map structure. - * - * \return zero on success or a negative number on failure. - * - * Searches for the mapping with the specified offset and copies its information - * into userspace - */ -int DRM(getmap)( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) -{ - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - drm_map_t __user *argp = (void __user *)arg; - drm_map_t map; - drm_map_list_t *r_list = NULL; - struct list_head *list; - int idx; - int i; - - if (copy_from_user(&map, argp, sizeof(map))) - return -EFAULT; - idx = map.offset; - - down(&dev->struct_sem); - if (idx < 0) { - up(&dev->struct_sem); - return -EINVAL; - } - - i = 0; - list_for_each(list, &dev->maplist->head) { - if(i == idx) { - r_list = list_entry(list, drm_map_list_t, head); - break; - } - i++; - } - if(!r_list || !r_list->map) { - up(&dev->struct_sem); - return -EINVAL; - } - - map.offset = r_list->map->offset; - map.size = r_list->map->size; - map.type = r_list->map->type; - map.flags = r_list->map->flags; - map.handle = r_list->map->handle; - map.mtrr = r_list->map->mtrr; - up(&dev->struct_sem); - - if (copy_to_user(argp, &map, sizeof(map))) return -EFAULT; - return 0; -} - -/** - * Get client information. - * - * \param inode device inode. - * \param filp file pointer. - * \param cmd command. - * \param arg user argument, pointing to a drm_client structure. - * - * \return zero on success or a negative number on failure. - * - * Searches for the client with the specified index and copies its information - * into userspace - */ -int DRM(getclient)( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) -{ - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - drm_client_t __user *argp = (void __user *)arg; - drm_client_t client; - drm_file_t *pt; - int idx; - int i; - - if (copy_from_user(&client, argp, sizeof(client))) - return -EFAULT; - idx = client.idx; - down(&dev->struct_sem); - for (i = 0, pt = dev->file_first; i < idx && pt; i++, pt = pt->next) - ; - - if (!pt) { - up(&dev->struct_sem); - return -EINVAL; - } - client.auth = pt->authenticated; - client.pid = pt->pid; - client.uid = pt->uid; - client.magic = pt->magic; - client.iocs = pt->ioctl_count; - up(&dev->struct_sem); - - if (copy_to_user(argp, &client, sizeof(client))) - return -EFAULT; - return 0; -} - -/** - * Get statistics information. - * - * \param inode device inode. - * \param filp file pointer. - * \param cmd command. - * \param arg user argument, pointing to a drm_stats structure. - * - * \return zero on success or a negative number on failure. - */ -int DRM(getstats)( struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg ) -{ - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; - drm_stats_t stats; - int i; - - memset(&stats, 0, sizeof(stats)); - - down(&dev->struct_sem); - - for (i = 0; i < dev->counters; i++) { - if (dev->types[i] == _DRM_STAT_LOCK) - stats.data[i].value - = (dev->lock.hw_lock - ? dev->lock.hw_lock->lock : 0); - else - stats.data[i].value = atomic_read(&dev->counts[i]); - stats.data[i].type = dev->types[i]; - } - - stats.count = dev->counters; - - up(&dev->struct_sem); - - if (copy_to_user((drm_stats_t __user *)arg, &stats, sizeof(stats))) - return -EFAULT; - return 0; -} - -#define DRM_IF_MAJOR 1 -#define DRM_IF_MINOR 2 - -int DRM(setversion)(DRM_IOCTL_ARGS) -{ - DRM_DEVICE; - drm_set_version_t sv; - drm_set_version_t retv; - int if_version; - drm_set_version_t __user *argp = (void __user *)data; - - DRM_COPY_FROM_USER_IOCTL(sv, argp, sizeof(sv)); - - retv.drm_di_major = DRM_IF_MAJOR; - retv.drm_di_minor = DRM_IF_MINOR; - retv.drm_dd_major = DRIVER_MAJOR; - retv.drm_dd_minor = DRIVER_MINOR; - - DRM_COPY_TO_USER_IOCTL(argp, retv, sizeof(sv)); - - if (sv.drm_di_major != -1) { - if (sv.drm_di_major != DRM_IF_MAJOR || - sv.drm_di_minor < 0 || sv.drm_di_minor > DRM_IF_MINOR) - return EINVAL; - if_version = DRM_IF_VERSION(sv.drm_di_major, sv.drm_dd_minor); - dev->if_version = DRM_MAX(if_version, dev->if_version); - if (sv.drm_di_minor >= 1) { - /* - * Version 1.1 includes tying of DRM to specific device - */ - DRM(set_busid)(dev); - } - } - - if (sv.drm_dd_major != -1) { - if (sv.drm_dd_major != DRIVER_MAJOR || - sv.drm_dd_minor < 0 || sv.drm_dd_minor > DRIVER_MINOR) - return EINVAL; - - if (dev->fn_tbl.set_version) - dev->fn_tbl.set_version(dev, &sv); - } - return 0; -} -- cgit v1.2.3