diff options
| author | Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> | 2022-10-19 12:11:17 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-11-03 03:35:41 +0100 |
| commit | 8a8dee2cdbb3d147430684d408127e5c9e910fc0 (patch) | |
| tree | 897c04f095560d33e608b49d8d78c6bd3bc09f8f | |
| parent | d29d947c14d1704d567db3025a293c4ee54cd90c (diff) | |
| download | lwn-8a8dee2cdbb3d147430684d408127e5c9e910fc0.tar.gz lwn-8a8dee2cdbb3d147430684d408127e5c9e910fc0.zip | |
serial: arc: Use uart_xmit_advance()
Take advantage of the new uart_xmit_advance() helper.
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20221019091151.6692-11-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/tty/serial/arc_uart.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/tty/serial/arc_uart.c b/drivers/tty/serial/arc_uart.c index 2a65ea2660e1..748e8b1cf4f7 100644 --- a/drivers/tty/serial/arc_uart.c +++ b/drivers/tty/serial/arc_uart.c @@ -166,8 +166,7 @@ static void arc_serial_tx_chars(struct uart_port *port) sent = 1; } else if (!uart_circ_empty(xmit)) { ch = xmit->buf[xmit->tail]; - xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1); - port->icount.tx++; + uart_xmit_advance(port, 1); while (!(UART_GET_STATUS(port) & TXEMPTY)) cpu_relax(); UART_SET_DATA(port, ch); |