Hi Liu, Am Montag, den 14.03.2016, 16:10 +0800 schrieb Liu Ying: > To avoid race condition issue, we should protect the function > ipu_dmfc_init_channel() with the mutex dmfc->priv->mutex, since it > configures the register DMFC_GENERAL1 at runtime which contains > several control bits for various display channels. This matches > better with fine grained locking logic in upper layer. Applied all four patches, thank you. regards Philipp _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel