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author | Mike Gabriel <mike.gabriel@das-netzwerkteam.de> | 2015-02-02 15:02:49 +0100 |
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committer | Mike Gabriel <mike.gabriel@das-netzwerkteam.de> | 2015-02-02 15:02:49 +0100 |
commit | b16b9e4656e7199c2aec74a4c8ebc7a875d3ba73 (patch) | |
tree | 4361edef0d42d5bf5ac984ef72b4fac35426eae7 /nx-X11/extras/drm/linux-core/drm_drv.c | |
parent | 0d5a83e986f39982c0924652a3662e60b1f23162 (diff) | |
download | nx-libs-b16b9e4656e7199c2aec74a4c8ebc7a875d3ba73.tar.gz nx-libs-b16b9e4656e7199c2aec74a4c8ebc7a875d3ba73.tar.bz2 nx-libs-b16b9e4656e7199c2aec74a4c8ebc7a875d3ba73.zip |
massive reduction of unneeded files
Diffstat (limited to 'nx-X11/extras/drm/linux-core/drm_drv.c')
-rw-r--r-- | nx-X11/extras/drm/linux-core/drm_drv.c | 564 |
1 files changed, 0 insertions, 564 deletions
diff --git a/nx-X11/extras/drm/linux-core/drm_drv.c b/nx-X11/extras/drm/linux-core/drm_drv.c deleted file mode 100644 index 1e711c087..000000000 --- a/nx-X11/extras/drm/linux-core/drm_drv.c +++ /dev/null @@ -1,564 +0,0 @@ -/** - * \file drm_drv.c - * Generic driver template - * - * \author Rickard E. (Rik) Faith <faith@valinux.com> - * \author Gareth Hughes <gareth@valinux.com> - * - * To use this template, you must at least define the following (samples - * given for the MGA driver): - * - * \code - * #define DRIVER_AUTHOR "VA Linux Systems, Inc." - * - * #define DRIVER_NAME "mga" - * #define DRIVER_DESC "Matrox G200/G400" - * #define DRIVER_DATE "20001127" - * - * #define DRIVER_IOCTL_COUNT DRM_ARRAY_SIZE( mga_ioctls ) - * - * #define drm_x mga_##x - * \endcode - */ - -/* - * Created: Thu Nov 23 03:10:50 2000 by gareth@valinux.com - * - * Copyright 1999, 2000 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 "drm_core.h" - -static void __exit drm_cleanup(drm_device_t * dev); -int drm_fb_loaded = 0; - -static int drm_version(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); - -/** Ioctl table */ -drm_ioctl_desc_t drm_ioctls[] = { - [DRM_IOCTL_NR(DRM_IOCTL_VERSION)] = {drm_version, 0}, - [DRM_IOCTL_NR(DRM_IOCTL_GET_UNIQUE)] = {drm_getunique, 0}, - [DRM_IOCTL_NR(DRM_IOCTL_GET_MAGIC)] = {drm_getmagic, 0}, - [DRM_IOCTL_NR(DRM_IOCTL_IRQ_BUSID)] = {drm_irq_by_busid, DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_GET_MAP)] = {drm_getmap, 0}, - [DRM_IOCTL_NR(DRM_IOCTL_GET_CLIENT)] = {drm_getclient, 0}, - [DRM_IOCTL_NR(DRM_IOCTL_GET_STATS)] = {drm_getstats, 0}, - [DRM_IOCTL_NR(DRM_IOCTL_SET_VERSION)] = {drm_setversion, DRM_MASTER|DRM_ROOT_ONLY}, - - [DRM_IOCTL_NR(DRM_IOCTL_SET_UNIQUE)] = {drm_setunique, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_BLOCK)] = {drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_UNBLOCK)] = {drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_AUTH_MAGIC)] = {drm_authmagic, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - - [DRM_IOCTL_NR(DRM_IOCTL_ADD_MAP)] = {drm_addmap_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_RM_MAP)] = {drm_rmmap_ioctl, DRM_AUTH}, - - [DRM_IOCTL_NR(DRM_IOCTL_SET_SAREA_CTX)] = {drm_setsareactx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_GET_SAREA_CTX)] = {drm_getsareactx, DRM_AUTH}, - - [DRM_IOCTL_NR(DRM_IOCTL_ADD_CTX)] = {drm_addctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_RM_CTX)] = {drm_rmctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_MOD_CTX)] = {drm_modctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_GET_CTX)] = {drm_getctx, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_IOCTL_SWITCH_CTX)] = {drm_switchctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_NEW_CTX)] = {drm_newctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_RES_CTX)] = {drm_resctx, DRM_AUTH}, - - [DRM_IOCTL_NR(DRM_IOCTL_ADD_DRAW)] = {drm_adddraw, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_RM_DRAW)] = {drm_rmdraw, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - - [DRM_IOCTL_NR(DRM_IOCTL_LOCK)] = {drm_lock, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_IOCTL_UNLOCK)] = {drm_unlock, DRM_AUTH}, - - [DRM_IOCTL_NR(DRM_IOCTL_FINISH)] = {drm_noop, DRM_AUTH}, - - [DRM_IOCTL_NR(DRM_IOCTL_ADD_BUFS)] = {drm_addbufs, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_MARK_BUFS)] = {drm_markbufs, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_INFO_BUFS)] = {drm_infobufs, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_IOCTL_MAP_BUFS)] = {drm_mapbufs, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_IOCTL_FREE_BUFS)] = {drm_freebufs, DRM_AUTH}, - /* The DRM_IOCTL_DMA ioctl should be defined by the driver. */ - [DRM_IOCTL_NR(DRM_IOCTL_DMA)] = {NULL, DRM_AUTH}, - - [DRM_IOCTL_NR(DRM_IOCTL_CONTROL)] = {drm_control, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - -#if __OS_HAS_AGP - [DRM_IOCTL_NR(DRM_IOCTL_AGP_ACQUIRE)] = {drm_agp_acquire_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_RELEASE)] = {drm_agp_release_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_ENABLE)] = {drm_agp_enable_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_INFO)] = {drm_agp_info_ioctl, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_ALLOC)] = {drm_agp_alloc_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_FREE)] = {drm_agp_free_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_BIND)] = {drm_agp_bind_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_UNBIND)] = {drm_agp_unbind_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, -#endif - - [DRM_IOCTL_NR(DRM_IOCTL_SG_ALLOC)] = {drm_sg_alloc, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - [DRM_IOCTL_NR(DRM_IOCTL_SG_FREE)] = {drm_sg_free, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, - - [DRM_IOCTL_NR(DRM_IOCTL_WAIT_VBLANK)] = {drm_wait_vblank, 0}, -}; - -#define DRIVER_IOCTL_COUNT DRM_ARRAY_SIZE( drm_ioctls ) - -/** - * Take down the DRM device. - * - * \param dev DRM device structure. - * - * Frees every resource in \p dev. - * - * \sa drm_device - */ -int drm_lastclose(drm_device_t * dev) -{ - drm_magic_entry_t *pt, *next; - drm_map_list_t *r_list; - drm_vma_entry_t *vma, *vma_next; - int i; - - DRM_DEBUG("\n"); - - if (dev->driver->lastclose) - dev->driver->lastclose(dev); - DRM_DEBUG("driver lastclose completed\n"); - - if (dev->unique) { - drm_free(dev->unique, strlen(dev->unique) + 1, DRM_MEM_DRIVER); - dev->unique=NULL; - dev->unique_len=0; - } - - if (dev->irq_enabled) - drm_irq_uninstall(dev); - - down(&dev->struct_sem); - del_timer(&dev->timer); - - if (dev->unique) { - drm_free(dev->unique, strlen(dev->unique) + 1, DRM_MEM_DRIVER); - dev->unique = NULL; - dev->unique_len = 0; - } - - /* Clear pid list */ - for (i = 0; i < DRM_HASH_SIZE; i++) { - for (pt = dev->magiclist[i].head; pt; pt = next) { - next = pt->next; - drm_free(pt, sizeof(*pt), DRM_MEM_MAGIC); - } - dev->magiclist[i].head = dev->magiclist[i].tail = NULL; - } - - /* Clear AGP information */ - if (drm_core_has_AGP(dev) && dev->agp) { - drm_agp_mem_t *entry; - drm_agp_mem_t *nexte; - - /* Remove AGP resources, but leave dev->agp - intact until drv_cleanup is called. */ - for (entry = dev->agp->memory; entry; entry = nexte) { - nexte = entry->next; - if (entry->bound) - drm_unbind_agp(entry->memory); - drm_free_agp(entry->memory, entry->pages); - drm_free(entry, sizeof(*entry), DRM_MEM_AGPLISTS); - } - dev->agp->memory = NULL; - - if (dev->agp->acquired) - drm_agp_release(dev); - - dev->agp->acquired = 0; - dev->agp->enabled = 0; - } - if (drm_core_check_feature(dev, DRIVER_SG) && dev->sg) { - drm_sg_cleanup(dev->sg); - dev->sg = NULL; - } - - /* Clear vma list (only built for debugging) */ - if (dev->vmalist) { - for (vma = dev->vmalist; vma; vma = vma_next) { - vma_next = vma->next; - drm_free(vma, sizeof(*vma), DRM_MEM_VMAS); - } - dev->vmalist = NULL; - } - - if (dev->maplist) { - while (!list_empty(&dev->maplist->head)) { - struct list_head *list = dev->maplist->head.next; - r_list = list_entry(list, drm_map_list_t, head); - drm_rmmap_locked(dev, r_list->map); - } - } - - if (drm_core_check_feature(dev, DRIVER_DMA_QUEUE) && dev->queuelist) { - for (i = 0; i < dev->queue_count; i++) { - - if (dev->queuelist[i]) { - drm_free(dev->queuelist[i], - sizeof(*dev->queuelist[0]), - DRM_MEM_QUEUES); - dev->queuelist[i] = NULL; - } - } - drm_free(dev->queuelist, - dev->queue_slots * sizeof(*dev->queuelist), - DRM_MEM_QUEUES); - dev->queuelist = NULL; - } - dev->queue_count = 0; - - if (drm_core_check_feature(dev, DRIVER_HAVE_DMA)) - drm_dma_takedown(dev); - - if (dev->lock.hw_lock) { - dev->sigdata.lock = dev->lock.hw_lock = NULL; /* SHM removed */ - dev->lock.filp = NULL; - wake_up_interruptible(&dev->lock.lock_queue); - } - up(&dev->struct_sem); - - DRM_DEBUG("lastclose completed\n"); - return 0; -} - -void __exit drm_cleanup_pci(struct pci_dev *pdev) -{ - drm_device_t *dev = pci_get_drvdata(pdev); - - pci_set_drvdata(pdev, NULL); - pci_release_regions(pdev); - if (dev) - drm_cleanup(dev); -} -EXPORT_SYMBOL(drm_cleanup_pci); - -/** - * Module initialization. Called via init_module at module load time, or via - * linux/init/main.c (this is not currently supported). - * - * \return zero on success or a negative number on failure. - * - * Initializes an array of drm_device structures, and attempts to - * initialize all available devices, using consecutive minors, registering the - * stubs and initializing the AGP device. - * - * Expands the \c DRIVER_PREINIT and \c DRIVER_POST_INIT macros before and - * after the initialization for driver customization. - */ -int drm_init(struct drm_driver *driver, - struct pci_device_id *pciidlist) -{ - struct pci_dev *pdev; - struct pci_device_id *pid; - int rc, i; - - DRM_DEBUG("\n"); - - for (i = 0; (pciidlist[i].vendor != 0) && !drm_fb_loaded; i++) { - pid = &pciidlist[i]; - - pdev = NULL; - /* pass back in pdev to account for multiple identical cards */ - while ((pdev = - pci_get_subsys(pid->vendor, pid->device, pid->subvendor, - pid->subdevice, pdev))) { - /* is there already a driver loaded, or (short circuit saves work) */ - /* does something like VesaFB have control of the memory region? */ - if (pci_dev_driver(pdev) - || pci_request_regions(pdev, "DRM scan")) { - /* go into stealth mode */ - drm_fb_loaded = 1; - pci_dev_put(pdev); - break; - } - /* no fbdev or vesadev, put things back and wait for normal probe */ - pci_release_regions(pdev); - } - } - - if (!drm_fb_loaded) - pci_register_driver(&driver->pci_driver); - else { - for (i = 0; pciidlist[i].vendor != 0; i++) { - pid = &pciidlist[i]; - - pdev = NULL; - /* pass back in pdev to account for multiple identical cards */ - while ((pdev = - pci_get_subsys(pid->vendor, pid->device, - pid->subvendor, pid->subdevice, - pdev))) { - /* stealth mode requires a manual probe */ - pci_dev_get(pdev); - if ((rc = drm_get_dev(pdev, &pciidlist[i], driver))) { - pci_dev_put(pdev); - return rc; - } - } - } - DRM_INFO("Used old pci detect: framebuffer loaded\n"); - } - return 0; -} -EXPORT_SYMBOL(drm_init); - -/** - * Called via cleanup_module() at module unload time. - * - * Cleans up all DRM device, calling drm_lastclose(). - * - * \sa drm_init - */ -static void __exit drm_cleanup(drm_device_t * dev) -{ - - DRM_DEBUG("\n"); - if (!dev) { - DRM_ERROR("cleanup called no dev\n"); - return; - } - - drm_lastclose(dev); - - if (dev->maplist) { - drm_free(dev->maplist, sizeof(*dev->maplist), DRM_MEM_MAPS); - dev->maplist = NULL; - } - - if (!drm_fb_loaded) - pci_disable_device(dev->pdev); - - drm_ctxbitmap_cleanup(dev); - - if (drm_core_has_MTRR(dev) && drm_core_has_AGP(dev) && dev->agp - && dev->agp->agp_mtrr >= 0) { - int retval; - retval = mtrr_del(dev->agp->agp_mtrr, - dev->agp->agp_info.aper_base, - dev->agp->agp_info.aper_size * 1024 * 1024); - DRM_DEBUG("mtrr_del=%d\n", retval); - } - - if (drm_core_has_AGP(dev) && dev->agp) { - drm_free(dev->agp, sizeof(*dev->agp), DRM_MEM_AGPLISTS); - dev->agp = NULL; - } - if (dev->driver->unload) - dev->driver->unload(dev); - - drm_put_head(&dev->primary); - if (drm_put_dev(dev)) - DRM_ERROR("Cannot unload module\n"); -} - -void __exit drm_exit(struct drm_driver *driver) -{ - int i; - drm_device_t *dev = NULL; - drm_head_t *head; - - DRM_DEBUG("\n"); - if (drm_fb_loaded) { - for (i = 0; i < cards_limit; i++) { - head = drm_heads[i]; - if (!head) - continue; - if (!head->dev) - continue; - if (head->dev->driver != driver) - continue; - dev = head->dev; - } - if (dev) { - /* release the pci driver */ - if (dev->pdev) - pci_dev_put(dev->pdev); - drm_cleanup(dev); - } - } else - pci_unregister_driver(&driver->pci_driver); - DRM_INFO("Module unloaded\n"); -} -EXPORT_SYMBOL(drm_exit); - -/** File operations structure */ -static struct file_operations drm_stub_fops = { - .owner = THIS_MODULE, - .open = drm_stub_open -}; - -static int __init drm_core_init(void) -{ - int ret = -ENOMEM; - - cards_limit = - (cards_limit < DRM_MAX_MINOR + 1 ? cards_limit : DRM_MAX_MINOR + 1); - drm_heads = drm_calloc(cards_limit, sizeof(*drm_heads), DRM_MEM_STUB); - if (!drm_heads) - goto err_p1; - - if (register_chrdev(DRM_MAJOR, "drm", &drm_stub_fops)) - goto err_p1; - - drm_class = drm_sysfs_create(THIS_MODULE, "drm"); - if (IS_ERR(drm_class)) { - printk(KERN_ERR "DRM: Error creating drm class.\n"); - ret = PTR_ERR(drm_class); - goto err_p2; - } - - drm_proc_root = create_proc_entry("dri", S_IFDIR, NULL); - if (!drm_proc_root) { - DRM_ERROR("Cannot create /proc/dri\n"); - ret = -1; - goto err_p3; - } - - drm_mem_init(); - - DRM_INFO("Initialized %s %d.%d.%d %s\n", - CORE_NAME, - CORE_MAJOR, CORE_MINOR, CORE_PATCHLEVEL, CORE_DATE); - return 0; -err_p3: - drm_sysfs_destroy(drm_class); -err_p2: - unregister_chrdev(DRM_MAJOR, "drm"); - drm_free(drm_heads, sizeof(*drm_heads) * cards_limit, DRM_MEM_STUB); -err_p1: - return ret; -} - -static void __exit drm_core_exit(void) -{ - remove_proc_entry("dri", NULL); - drm_sysfs_destroy(drm_class); - - unregister_chrdev(DRM_MAJOR, "drm"); - - drm_free(drm_heads, sizeof(*drm_heads) * cards_limit, DRM_MEM_STUB); -} - -module_init(drm_core_init); -module_exit(drm_core_exit); - -/** - * Get version information - * - * \param inode device inode. - * \param filp file pointer. - * \param cmd command. - * \param arg user argument, pointing to a drm_version structure. - * \return zero on success or negative number on failure. - * - * Fills in the version information in \p arg. - */ -static int drm_version(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) -{ - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->head->dev; - drm_version_t __user *argp = (void __user *)arg; - drm_version_t version; - int len; - - if (copy_from_user(&version, argp, sizeof(version))) - return -EFAULT; - - version.version_major = dev->driver->major; - version.version_minor = dev->driver->minor; - version.version_patchlevel = dev->driver->patchlevel; - DRM_COPY(version.name, dev->driver->name); - DRM_COPY(version.date, dev->driver->date); - DRM_COPY(version.desc, dev->driver->desc); - - if (copy_to_user(argp, &version, sizeof(version))) - return -EFAULT; - return 0; -} - -/** - * Called whenever a process performs an ioctl on /dev/drm. - * - * \param inode device inode. - * \param filp file pointer. - * \param cmd command. - * \param arg user argument. - * \return zero on success or negative number on failure. - * - * Looks up the ioctl function in the ::ioctls table, checking for root - * previleges if so required, and dispatches to the respective function. - */ -int drm_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) -{ - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->head->dev; - drm_ioctl_desc_t *ioctl; - drm_ioctl_t *func; - unsigned int nr = DRM_IOCTL_NR(cmd); - int retcode = -EINVAL; - - atomic_inc(&dev->ioctl_count); - atomic_inc(&dev->counts[_DRM_STAT_IOCTLS]); - ++priv->ioctl_count; - - DRM_DEBUG("pid=%d, cmd=0x%02x, nr=0x%02x, dev 0x%lx, auth=%d\n", - current->pid, cmd, nr, (long)old_encode_dev(priv->head->device), - priv->authenticated); - - if (nr < DRIVER_IOCTL_COUNT) - ioctl = &drm_ioctls[nr]; - else if ((nr >= DRM_COMMAND_BASE) - && (nr < DRM_COMMAND_BASE + dev->driver->num_ioctls)) - ioctl = &dev->driver->ioctls[nr - DRM_COMMAND_BASE]; - else - goto err_i1; - - func = ioctl->func; - if ((nr == DRM_IOCTL_NR(DRM_IOCTL_DMA)) && dev->driver->dma_ioctl) /* Local override? */ - func = dev->driver->dma_ioctl; - - if (!func) { - DRM_DEBUG("no function\n"); - retcode = -EINVAL; - } else if (((ioctl->flags & DRM_ROOT_ONLY) && !capable(CAP_SYS_ADMIN)) || - ((ioctl->flags & DRM_AUTH) && !priv->authenticated) || - ((ioctl->flags & DRM_MASTER) && !priv->master)) { - retcode = -EACCES; - } else { - retcode = func(inode, filp, cmd, arg); - } -err_i1: - atomic_dec(&dev->ioctl_count); - if (retcode) - DRM_DEBUG("ret = %x\n", retcode); - return retcode; -} -EXPORT_SYMBOL(drm_ioctl); |