diff options
| author | Maarten Brock <m.brock@vanmierlo.com> | 2016-02-14 15:05:25 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-02-14 17:39:36 -0800 |
| commit | b7dfdea85917909b0b85913a0a727ff9dfd047f7 (patch) | |
| tree | ed320bb25f13b3a088440d8d8bcfae9050c60c37 /drivers/tty/serial/sc16is7xx.c | |
| parent | dd9b55883e291a69a02a070cb27bc0c326c55bed (diff) | |
sc16is7xx: implemented set_mctrl
Add support for manual setting the modem control lines.
Signed-off-by: Maarten Brock <m.brock@vanmierlo.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/sc16is7xx.c')
| -rw-r--r-- | drivers/tty/serial/sc16is7xx.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c index 311e7bc07a24..025a4264430e 100644 --- a/drivers/tty/serial/sc16is7xx.c +++ b/drivers/tty/serial/sc16is7xx.c @@ -761,12 +761,20 @@ static void sc16is7xx_reg_proc(struct kthread_work *ws) memset(&one->config, 0, sizeof(one->config)); spin_unlock_irqrestore(&one->port.lock, irqflags); - if (config.flags & SC16IS7XX_RECONF_MD) + if (config.flags & SC16IS7XX_RECONF_MD) { sc16is7xx_port_update(&one->port, SC16IS7XX_MCR_REG, SC16IS7XX_MCR_LOOP_BIT, (one->port.mctrl & TIOCM_LOOP) ? SC16IS7XX_MCR_LOOP_BIT : 0); - + sc16is7xx_port_update(&one->port, SC16IS7XX_MCR_REG, + SC16IS7XX_MCR_RTS_BIT, + (one->port.mctrl & TIOCM_RTS) ? + SC16IS7XX_MCR_RTS_BIT : 0); + sc16is7xx_port_update(&one->port, SC16IS7XX_MCR_REG, + SC16IS7XX_MCR_DTR_BIT, + (one->port.mctrl & TIOCM_DTR) ? + SC16IS7XX_MCR_DTR_BIT : 0); + } if (config.flags & SC16IS7XX_RECONF_IER) sc16is7xx_port_update(&one->port, SC16IS7XX_IER_REG, config.ier_clear, 0); |