Hi Andrea, Am 04.02.24 um 07:59 schrieb Andrea della Porta: > From: Phil Elwell <phil at raspberrypi.com> > > Unless the DMA mask is set wider than 32 bits, DMA mapping will use a > bounce buffer. > > Signed-off-by: Phil Elwell <phil at raspberrypi.com> this lacks your Signed-off-by Regards