1 files changed, 9 insertions, 34 deletions

diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c
index 4a66201edaec..90288ec7c284 100644
--- a/drivers/gpu/drm/drm_drv.c
+++ b/drivers/gpu/drm/drm_drv.c
@@ -243,47 +243,20 @@ int drm_lastclose(struct drm_device * dev)
  *
  * 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.
+ * stubs and initializing the 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_dev *pdev = NULL;
-        const struct pci_device_id *pid;
-        int i;
-
         DRM_DEBUG("\n");
-
         INIT_LIST_HEAD(&driver->device_list);
 
-        if (driver->driver_features & DRIVER_MODESET)
-                return pci_register_driver(&driver->pci_driver);
-
-        /* If not using KMS, fall back to stealth mode manual scanning. */
-        for (i = 0; driver->pci_driver.id_table[i].vendor != 0; i++) {
-                pid = &driver->pci_driver.id_table[i];
-
-                /* Loop around setting up a DRM device for each PCI device
-                 * matching our ID and device class.  If we had the internal
-                 * function that pci_get_subsys and pci_get_class used, we'd
-                 * be able to just pass pid in instead of doing a two-stage
-                 * thing.
-                 */
-                pdev = NULL;
-                while ((pdev =
-                        pci_get_subsys(pid->vendor, pid->device, pid->subvendor,
-                                       pid->subdevice, pdev)) != NULL) {
-                        if ((pdev->class & pid->class_mask) != pid->class)
-                                continue;
-
-                        /* stealth mode requires a manual probe */
-                        pci_dev_get(pdev);
-                        drm_get_dev(pdev, pid, driver);
-                }
-        }
-        return 0;
+        if (driver->driver_features & DRIVER_USE_PLATFORM_DEVICE)
+                return drm_platform_init(driver);
+        else
+                return drm_pci_init(driver);
 }
 
 EXPORT_SYMBOL(drm_init);
@@ -315,6 +288,7 @@ static int __init drm_core_init(void)
 {
         int ret = -ENOMEM;
 
+        drm_global_init();
         idr_init(&drm_minors_idr);
 
         if (register_chrdev(DRM_MAJOR, "drm", &drm_stub_fops))
@@ -362,6 +336,7 @@ static void __exit drm_core_exit(void)
 
         unregister_chrdev(DRM_MAJOR, "drm");
 
+        idr_remove_all(&drm_minors_idr);
         idr_destroy(&drm_minors_idr);
 }
 
@@ -506,9 +481,9 @@ long drm_ioctl(struct file *filp,
                 if (ioctl->flags & DRM_UNLOCKED)
                         retcode = func(dev, kdata, file_priv);
                 else {
-                        lock_kernel();
+                        mutex_lock(&drm_global_mutex);
                         retcode = func(dev, kdata, file_priv);
-                        unlock_kernel();
+                        mutex_unlock(&drm_global_mutex);
                 }
 
                 if (cmd & IOC_OUT) {