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tty: cpm_uart, use port->flags instead of low_latency

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This is the only in-kernel user of tty_port::low_latency. Switch this
last one to test uport->flags directly as tty_port::low_latency is going
away in the next patch.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20210105120239.28031-10-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby 2021-01-05 13:02:37 +01:00 committed by Greg Kroah-Hartman
parent cac8a63063
commit bb9146688c
1 changed files with 1 additions and 2 deletions
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3
drivers/tty/serial/cpm_uart/cpm_uart_core.c
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@ -499,8 +499,7 @@ static void cpm_uart_set_termios(struct uart_port *port,
pr_debug("CPM uart[%d]:set_termios\n", port->line);
baud = uart_get_baud_rate(port, termios, old, 0, port->uartclk / 16);
if (baud < HW_BUF_SPD_THRESHOLD ||
(pinfo->port.state && pinfo->port.state->port.low_latency))
if (baud < HW_BUF_SPD_THRESHOLD || port->flags & UPF_LOW_LATENCY)
pinfo->rx_fifosize = 1;
else
pinfo->rx_fifosize = RX_BUF_SIZE;