MVS_SGPIO_DCTRL
u32 block = ioread32be(regs + MVS_SGPIO_DCTRL +
regs + MVS_SGPIO_DCTRL +
mw32(MVS_SGPIO_DCTRL + MVS_SGPIO_HOST_OFFSET * mvi->id,
mw32(MVS_SGPIO_DCTRL + MVS_SGPIO_HOST_OFFSET * mvi->id,