cx18_av_write4_noretry
int cx18_av_write4_noretry(struct cx18 *cx, u16 addr, u32 value);
cx18_av_write4_noretry(cx, CXADEC_DL_CTL,
cx18_av_write4_noretry(cx, CXADEC_DL_CTL, dl_control);
cx18_av_write4_noretry(cx, CXADEC_DL_CTL, 0x0F000000);