Commit 465fd2fc authored by Jiri Slaby (SUSE)'s avatar Jiri Slaby (SUSE) Committed by Greg Kroah-Hartman
Browse files

serial: 8250: drop unused frac from serial8250_do_get_divisor() 



'frac' is not used in the generic implementation of get_divisor. Drop it
from there. (Only some port->get_divisor() compute that and receive it
then to port->set_divisor()).

Signed-off-by: default avatar"Jiri Slaby (SUSE)" <jirislaby@kernel.org>
Reviewed-by: default avatarIlpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20250611100319.186924-27-jirislaby@kernel.org


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 59055933

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

+2 −4
Original line number Diff line number Diff line
@@ -2481,9 +2481,7 @@ static void serial8250_flush_buffer(struct uart_port *port) 
		serial8250_tx_dma_flush(up);

}



static unsigned int serial8250_do_get_divisor(struct uart_port *port,

					      unsigned int baud,

					      unsigned int *frac)

static unsigned int serial8250_do_get_divisor(struct uart_port *port, unsigned int baud)

{

	upf_t magic_multiplier = port->flags & UPF_MAGIC_MULTIPLIER;

	struct uart_8250_port *up = up_to_u8250p(port);
@@ -2544,7 +2542,7 @@ static unsigned int serial8250_get_divisor(struct uart_port *port, 
	if (port->get_divisor)

		return port->get_divisor(port, baud, frac);



	return serial8250_do_get_divisor(port, baud, frac);

	return serial8250_do_get_divisor(port, baud);

}



static unsigned char serial8250_compute_lcr(struct uart_8250_port *up, tcflag_t c_cflag)