438 	u16 dev_sof;  in uvc_video_clock_decode()  local
479 	dev_sof = get_unaligned_le16(&data[header_size - 2]);  in uvc_video_clock_decode()
480 	if (dev_sof == stream->clock.last_sof)  in uvc_video_clock_decode()
483 	stream->clock.last_sof = dev_sof;  in uvc_video_clock_decode()
508 		u16 delta_sof = (host_sof - dev_sof) & 255;  in uvc_video_clock_decode()
515 	dev_sof = (dev_sof + stream->clock.sof_offset) & 2047;  in uvc_video_clock_decode()
521 	sample->dev_sof = dev_sof;  in uvc_video_clock_decode()
589 	delta_sof = (sample->host_sof - sample->dev_sof) & 255;  in uvc_video_clock_host_sof()
591 	return (sample->dev_sof + delta_sof) & 2047;  in uvc_video_clock_host_sof()
697 	y1 = (first->dev_sof + 2048) << 16;  in uvc_video_clock_update()
698 	y2 = (last->dev_sof + 2048) << 16;  in uvc_video_clock_update()
748 		  x1, first->host_sof, first->dev_sof,  in uvc_video_clock_update()
749 		  x2, last->host_sof, last->dev_sof, y1, y2);  in uvc_video_clock_update()