Hello there, Source code is unsigned int vsync_rate_hz = 0; struct dc_static_screen_params params = {0}; /* Calculate number of static frames before generating interrupt to * enter PSR. */ unsigned int frame_time_microsec = 1000000 / vsync_rate_hz; Suggest code rework. Regards David Binderman _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel