diff options
Diffstat (limited to 'sys/dev/pci/drm/drm_fops.c')
| -rw-r--r-- | sys/dev/pci/drm/drm_fops.c | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/sys/dev/pci/drm/drm_fops.c b/sys/dev/pci/drm/drm_fops.c index 2f0b007def5..ebf4989bf25 100644 --- a/sys/dev/pci/drm/drm_fops.c +++ b/sys/dev/pci/drm/drm_fops.c @@ -49,57 +49,6 @@ drm_find_file_by_minor(struct drm_device *dev, int minor) return (NULL); } -/* drm_open_helper is called whenever a process opens /dev/drm. */ -int -drm_open_helper(dev_t kdev, int flags, int fmt, struct proc *p, - struct drm_device *dev) -{ - struct drm_file *priv; - int m, retcode; - - m = minor(kdev); - if (flags & O_EXCL) - return (EBUSY); /* No exclusive opens */ - - DRM_DEBUG("minor = %d\n", DRM_CURRENTPID, m); - - priv = drm_calloc(1, sizeof(*priv), DRM_MEM_FILES); - if (priv == NULL) - return (ENOMEM); - - priv->kdev = kdev; - priv->flags = flags; - priv->minor = m; - - /* for compatibility root is always authenticated */ - priv->authenticated = DRM_SUSER(p); - - DRM_LOCK(); - if (dev->driver.open) { - /* shared code returns -errno */ - retcode = -dev->driver.open(dev, priv); - if (retcode != 0) { - DRM_UNLOCK(); - drm_free(priv, sizeof(*priv), DRM_MEM_FILES); - return (retcode); - } - } - - /* first opener automatically becomes master if root */ - if (TAILQ_EMPTY(&dev->files) && !DRM_SUSER(p)) { - DRM_UNLOCK(); - drm_free(priv, sizeof(*priv), DRM_MEM_FILES); - return (EPERM); - } - - priv->master = TAILQ_EMPTY(&dev->files); - - TAILQ_INSERT_TAIL(&dev->files, priv, link); - DRM_UNLOCK(); - return (0); -} - - /* The drm_read and drm_poll are stubs to prevent spurious errors * on older X Servers (4.3.0 and earlier) */ |