taglinefilesource code
IER262drivers/char/serial.cinfo->IER = UART_IER_MSI | UART_IER_RLSI | UART_IER_RDI;
IER264drivers/char/serial.cserial_out(info, UART_IER, info->IER);
IER274drivers/char/serial.cinfo->IER = (UART_IER_MSI | UART_IER_RLSI |
IER277drivers/char/serial.cserial_out(info, UART_IER, info->IER);
IER383drivers/char/serial.cinfo->IER = UART_IER_MSI | UART_IER_RLSI | UART_IER_RDI;
IER385drivers/char/serial.cserial_out(info, UART_IER, info->IER);
IER520drivers/char/serial.cserial_out(info, UART_IER, info->IER);
IER535drivers/char/serial.cserial_out(info, UART_IER, info->IER);
IER785drivers/char/serial.cinfo->IER = UART_IER_MSI | UART_IER_RLSI | UART_IER_RDI;
IER786drivers/char/serial.cserial_outp(info, UART_IER, info->IER);  /* enable interrupts */
IER788drivers/char/serial.cinfo->IER = (UART_IER_MSI | UART_IER_RLSI |
IER790drivers/char/serial.cserial_outp(info, UART_IER, info->IER);  /* enable all intrs */
IER880drivers/char/serial.cinfo->IER = 0;
IER1036drivers/char/serial.cinfo->IER = (UART_IER_MSI | UART_IER_RLSI |
IER1039drivers/char/serial.cserial_out(info, UART_IER, info->IER);
IER35include/linux/serial.hint      IER;   /* Interrupt Enable Register */