diff options
Diffstat (limited to 'drivers/char/drm/drm_drv.c')
| -rw-r--r-- | drivers/char/drm/drm_drv.c | 60 |
1 files changed, 28 insertions, 32 deletions
diff --git a/drivers/char/drm/drm_drv.c b/drivers/char/drm/drm_drv.c index 0e7af53c87d..fc54140551a 100644 --- a/drivers/char/drm/drm_drv.c +++ b/drivers/char/drm/drm_drv.c @@ -313,35 +313,36 @@ static void drm_cleanup(struct drm_device * dev) drm_ht_remove(&dev->map_hash); drm_ctxbitmap_cleanup(dev); - drm_put_head(&dev->primary); + drm_put_minor(&dev->primary); if (drm_put_dev(dev)) DRM_ERROR("Cannot unload module\n"); } -void drm_exit(struct drm_driver *driver) +int drm_minors_cleanup(int id, void *ptr, void *data) { - int i; - struct drm_device *dev = NULL; - struct drm_head *head; + struct drm_minor *minor = ptr; + struct drm_device *dev; + struct drm_driver *driver = data; + + dev = minor->dev; + if (minor->dev->driver != driver) + return 0; + + if (minor->type != DRM_MINOR_LEGACY) + return 0; + if (dev) + pci_dev_put(dev->pdev); + drm_cleanup(dev); + return 1; +} + +void drm_exit(struct drm_driver *driver) +{ DRM_DEBUG("\n"); - for (i = 0; i < drm_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); - } - } + idr_for_each(&drm_minors_idr, &drm_minors_cleanup, driver); + DRM_INFO("Module unloaded\n"); } @@ -357,13 +358,7 @@ static int __init drm_core_init(void) { int ret = -ENOMEM; - drm_cards_limit = - (drm_cards_limit < - DRM_MAX_MINOR + 1 ? drm_cards_limit : DRM_MAX_MINOR + 1); - drm_heads = - drm_calloc(drm_cards_limit, sizeof(*drm_heads), DRM_MEM_STUB); - if (!drm_heads) - goto err_p1; + idr_init(&drm_minors_idr); if (register_chrdev(DRM_MAJOR, "drm", &drm_stub_fops)) goto err_p1; @@ -391,7 +386,8 @@ err_p3: drm_sysfs_destroy(); err_p2: unregister_chrdev(DRM_MAJOR, "drm"); - drm_free(drm_heads, sizeof(*drm_heads) * drm_cards_limit, DRM_MEM_STUB); + + idr_destroy(&drm_minors_idr); err_p1: return ret; } @@ -403,7 +399,7 @@ static void __exit drm_core_exit(void) unregister_chrdev(DRM_MAJOR, "drm"); - drm_free(drm_heads, sizeof(*drm_heads) * drm_cards_limit, DRM_MEM_STUB); + idr_destroy(&drm_minors_idr); } module_init(drm_core_init); @@ -452,7 +448,7 @@ int drm_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { struct drm_file *file_priv = filp->private_data; - struct drm_device *dev = file_priv->head->dev; + struct drm_device *dev = file_priv->minor->dev; struct drm_ioctl_desc *ioctl; drm_ioctl_t *func; unsigned int nr = DRM_IOCTL_NR(cmd); @@ -465,7 +461,7 @@ int drm_ioctl(struct inode *inode, struct file *filp, DRM_DEBUG("pid=%d, cmd=0x%02x, nr=0x%02x, dev 0x%lx, auth=%d\n", task_pid_nr(current), cmd, nr, - (long)old_encode_dev(file_priv->head->device), + (long)old_encode_dev(file_priv->minor->device), file_priv->authenticated); if ((nr >= DRM_CORE_IOCTL_COUNT) && |