diff options
| author | Peter Hurley <peter@hurleysoftware.com> | 2016-04-10 03:53:21 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-04-30 19:26:55 +0300 |
| commit | 5604a98e2f95d6221852960a3363588f40d78e22 (patch) | |
| tree | d9573557cf616e8751fbde45ee56d8280e3eebcf /drivers/tty/amiserial.c | |
| parent | e4d38f334ad24f80229a8ebab26950de8e8f34d7 (diff) | |
| download | linux-5604a98e2f95d6221852960a3363588f40d78e22.tar.xz | |
tty: Replace ASYNC_CTS_FLOW bit and update atomically
Replace ASYNC_CTS_FLOW bit in the tty_port::flags field with
TTY_PORT_CTS_FLOW bit in the tty_port::iflags field. Add
tty_port_set_cts_flow() helper to abstract the atomic bit ops.
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/amiserial.c')
| -rw-r--r-- | drivers/tty/amiserial.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/tty/amiserial.c b/drivers/tty/amiserial.c index e68208eac322..92717b088959 100644 --- a/drivers/tty/amiserial.c +++ b/drivers/tty/amiserial.c @@ -727,11 +727,9 @@ static void change_speed(struct tty_struct *tty, struct serial_state *info, info->IER &= ~UART_IER_MSI; if (port->flags & ASYNC_HARDPPS_CD) info->IER |= UART_IER_MSI; - if (cflag & CRTSCTS) { - port->flags |= ASYNC_CTS_FLOW; + tty_port_set_cts_flow(port, cflag & CRTSCTS); + if (cflag & CRTSCTS) info->IER |= UART_IER_MSI; - } else - port->flags &= ~ASYNC_CTS_FLOW; if (cflag & CLOCAL) port->flags &= ~ASYNC_CHECK_CD; else { |