[PATCH AUTOSEL for 4.9 177/190] drm/omap: DMM: Check for DMM readiness after successful transaction commit

From: Peter Ujfalusi [ Upstream commit b7ea6b286c4051e043f691781785e3c4672f014a ] Check the status of the DMM engine after it is reported that the transaction was completed as in rare cases the engine might not reached a working state. The wait_status() will print

[PATCH AUTOSEL for 4.9 177/190] drm/omap: DMM: Check for DMM readiness after successful transaction commit

From: Peter Ujfalusi [ Upstream commit b7ea6b286c4051e043f691781785e3c4672f014a ] Check the status of the DMM engine after it is reported that the transaction was completed as in rare cases the engine might not reached a working state. The wait_status() will print information in case the DMM