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| author | Peter Hurley <peter@hurleysoftware.com> | 2016-04-09 17:53:21 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-04-30 09:26:55 -0700 |
| commit | 5604a98e2f95d6221852960a3363588f40d78e22 (patch) | |
| tree | d9573557cf616e8751fbde45ee56d8280e3eebcf /drivers/tty/synclink.c | |
| parent | e4d38f334ad24f80229a8ebab26950de8e8f34d7 (diff) | |
| download | blackbird-obmc-linux-5604a98e2f95d6221852960a3363588f40d78e22.tar.gz blackbird-obmc-linux-5604a98e2f95d6221852960a3363588f40d78e22.zip | |
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/synclink.c')
| -rw-r--r-- | drivers/tty/synclink.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/tty/synclink.c b/drivers/tty/synclink.c index 3768e5c71c0b..0e4290183280 100644 --- a/drivers/tty/synclink.c +++ b/drivers/tty/synclink.c @@ -1966,11 +1966,8 @@ static void mgsl_change_params(struct mgsl_struct *info) } info->timeout += HZ/50; /* Add .02 seconds of slop */ - if (cflag & CRTSCTS) - info->port.flags |= ASYNC_CTS_FLOW; - else - info->port.flags &= ~ASYNC_CTS_FLOW; - + tty_port_set_cts_flow(&info->port, cflag & CRTSCTS); + if (cflag & CLOCAL) info->port.flags &= ~ASYNC_CHECK_CD; else |
