rqr 604 drivers/tty/serial/stm32-usart.c if (ofs->rqr != UNDEF_REG) rqr 605 drivers/tty/serial/stm32-usart.c stm32_set_bits(port, ofs->rqr, USART_RQR_RXFRQ); rqr 705 drivers/tty/serial/stm32-usart.c if (ofs->rqr != UNDEF_REG) rqr 706 drivers/tty/serial/stm32-usart.c stm32_set_bits(port, ofs->rqr, rqr 18 drivers/tty/serial/stm32-usart.h u8 rqr; rqr 52 drivers/tty/serial/stm32-usart.h .rqr = UNDEF_REG, rqr 70 drivers/tty/serial/stm32-usart.h .rqr = 0x18, rqr 91 drivers/tty/serial/stm32-usart.h .rqr = 0x18,