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| author | Huang Shijie <shijie8@gmail.com> | 2012-08-22 22:13:36 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-09-05 13:28:35 -0700 |
| commit | f21ec3d2d46e5f2ffc06f31fe2704fdcea7a58f3 (patch) | |
| tree | 5d814cd687776374f960d3af2490187c3fbdf750 /net | |
| parent | e5b57c037a656c694c7f3674f96352297a6ee7d8 (diff) | |
| download | blackbird-op-linux-f21ec3d2d46e5f2ffc06f31fe2704fdcea7a58f3.tar.gz blackbird-op-linux-f21ec3d2d46e5f2ffc06f31fe2704fdcea7a58f3.zip | |
serial: add a new helper function
In most of the time, the driver needs to check if the cts flow control
is enabled. But now, the driver checks the ASYNC_CTS_FLOW flag manually,
which is not a grace way. So add a new wraper function to make the code
tidy and clean.
Signed-off-by: Huang Shijie <shijie8@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net')
| -rw-r--r-- | net/irda/ircomm/ircomm_tty.c | 4 | ||||
| -rw-r--r-- | net/irda/ircomm/ircomm_tty_attach.c | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/net/irda/ircomm/ircomm_tty.c b/net/irda/ircomm/ircomm_tty.c index 96689906b93c..95a3a7a336ba 100644 --- a/net/irda/ircomm/ircomm_tty.c +++ b/net/irda/ircomm/ircomm_tty.c @@ -1070,7 +1070,7 @@ void ircomm_tty_check_modem_status(struct ircomm_tty_cb *self) goto put; } } - if (tty && self->port.flags & ASYNC_CTS_FLOW) { + if (tty && tty_port_cts_enabled(&self->port)) { if (tty->hw_stopped) { if (status & IRCOMM_CTS) { IRDA_DEBUG(2, @@ -1313,7 +1313,7 @@ static void ircomm_tty_line_info(struct ircomm_tty_cb *self, struct seq_file *m) seq_puts(m, "Flags:"); sep = ' '; - if (self->port.flags & ASYNC_CTS_FLOW) { + if (tty_port_cts_enabled(&self->port)) { seq_printf(m, "%cASYNC_CTS_FLOW", sep); sep = '|'; } diff --git a/net/irda/ircomm/ircomm_tty_attach.c b/net/irda/ircomm/ircomm_tty_attach.c index 3ab70e7a0715..edab393e0c82 100644 --- a/net/irda/ircomm/ircomm_tty_attach.c +++ b/net/irda/ircomm/ircomm_tty_attach.c @@ -578,7 +578,7 @@ void ircomm_tty_link_established(struct ircomm_tty_cb *self) * will have to wait for the peer device (DCE) to raise the CTS * line. */ - if ((self->port.flags & ASYNC_CTS_FLOW) && + if (tty_port_cts_enabled(&self->port) && ((self->settings.dce & IRCOMM_CTS) == 0)) { IRDA_DEBUG(0, "%s(), waiting for CTS ...\n", __func__ ); goto put; |
