Commit 5db6db08 authored by Ilpo Järvinen's avatar Ilpo Järvinen Committed by Greg Kroah-Hartman
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serial: 8250: Use UART_LCR_WLEN8 instead of literal 



Use UART_LCR_WLEN8 instead of literal 0x03 in size_fifo().

Reviewed-by: default avatarJiri Slaby <jirislaby@kernel.org>
Signed-off-by: default avatarIlpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20220613075736.12283-1-ilpo.jarvinen@linux.intel.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 2069cb2e

drivers/tty/serial/8250/8250_port.c

+1 −1
Original line number Diff line number Diff line
@@ -843,7 +843,7 @@ static int size_fifo(struct uart_8250_port *up) 
	serial_out(up, UART_LCR, UART_LCR_CONF_MODE_A);

	old_dl = serial_dl_read(up);

	serial_dl_write(up, 0x0001);

	serial_out(up, UART_LCR, 0x03);

	serial_out(up, UART_LCR, UART_LCR_WLEN8);

	for (count = 0; count < 256; count++)

		serial_out(up, UART_TX, count);

	mdelay(20);/* FIXME - schedule_timeout */