siu_read32
srctl = siu_read32(base + SIU_SRCTL);
ifctl = siu_read32(base + SIU_IFCTL);
dpak = siu_read32(base + SIU_DPAK);
while (--cnt && siu_read32(base + SIU_SBCTL) != 0x80000000)
siu_read32(base + SIU_IFCTL);
stfifo = siu_read32(base + SIU_STFIFO);
stfifo = siu_read32(base + SIU_STFIFO);
siu_write32(base + SIU_STFIFO, siu_read32(base + SIU_STFIFO) |
stfifo = siu_read32(base + SIU_STFIFO);
__func__, info->port_id, siu_read32(base + SIU_EVNTC),
siu_read32(base + SIU_SBFSTS), ptr, siu_stream->buf_bytes,
stfifo = siu_read32(base + SIU_STFIFO);