79 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_ioctl_channel_open()  local
135 	err = xa_alloc(&fpriv->contexts, &args->context, context, XA_LIMIT(1, U32_MAX),  in tegra_drm_ioctl_channel_open()
164 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_ioctl_channel_close()  local
168 	mutex_lock(&fpriv->lock);  in tegra_drm_ioctl_channel_close()
170 	context = xa_load(&fpriv->contexts, args->context);  in tegra_drm_ioctl_channel_close()
172 		mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_close()
176 	xa_erase(&fpriv->contexts, args->context);  in tegra_drm_ioctl_channel_close()
178 	mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_close()
187 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_ioctl_channel_map()  local
198 	mutex_lock(&fpriv->lock);  in tegra_drm_ioctl_channel_map()
200 	context = xa_load(&fpriv->contexts, args->context);  in tegra_drm_ioctl_channel_map()
202 		mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_map()
257 	mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_map()
268 	mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_map()
274 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_ioctl_channel_unmap()  local
279 	mutex_lock(&fpriv->lock);  in tegra_drm_ioctl_channel_unmap()
281 	context = xa_load(&fpriv->contexts, args->context);  in tegra_drm_ioctl_channel_unmap()
283 		mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_unmap()
289 	mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_channel_unmap()
301 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_ioctl_syncpoint_allocate()  local
315 	err = xa_insert(&fpriv->syncpoints, args->id, sp, GFP_KERNEL);  in tegra_drm_ioctl_syncpoint_allocate()
326 	struct tegra_drm_file *fpriv = file->driver_priv;  in tegra_drm_ioctl_syncpoint_free()  local
330 	mutex_lock(&fpriv->lock);  in tegra_drm_ioctl_syncpoint_free()
331 	sp = xa_erase(&fpriv->syncpoints, args->id);  in tegra_drm_ioctl_syncpoint_free()
332 	mutex_unlock(&fpriv->lock);  in tegra_drm_ioctl_syncpoint_free()