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Searched refs:tx_fifo_bytes (Results 1 – 1 of 1) sorted by relevance

/drivers/tty/serial/
Drp2.c272 unsigned long tx_fifo_bytes, flags; in rp2_uart_tx_empty() local
280 tx_fifo_bytes = readw(up->base + RP2_TX_FIFO_COUNT); in rp2_uart_tx_empty()
283 return tx_fifo_bytes ? 0 : TIOCSER_TEMT; in rp2_uart_tx_empty()