MHI_CTRL_MHISTATE_MASK
reg &= ~MHI_CTRL_MHISTATE_MASK;
reg |= (state << MHI_CTRL_MHISTATE_SHFT) & MHI_CTRL_MHISTATE_MASK;
reg &= ~MHI_CTRL_MHISTATE_MASK;
reg |= (state << MHI_CTRL_MHISTATE_SHFT) & MHI_CTRL_MHISTATE_MASK;