On 26-04-20, 22:08, Dmitry Osipenko wrote: > DMA synchronization hook checks whether interrupt is raised by testing > corresponding bit in a hardware status register, and thus, clock should > be enabled in this case, otherwise CPU may hang if synchronization is > invoked while Runtime PM is in suspended state. This patch resumes the RPM > during of the DMA synchronization process in order to avoid potential > problems. It is a minor clean up of a previous commit, no real problem is > fixed by this patch because currently RPM is always in a resumed state > while DMA is synchronized, although this may change in the future. Applied, thanks -- ~Vinod