From: Maarten Brock Date: Sun, 14 Feb 2016 14:05:25 +0000 (+0100) Subject: sc16is7xx: implemented set_mctrl X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b7dfdea85917909b0b85913a0a727ff9dfd047f7;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git sc16is7xx: implemented set_mctrl Add support for manual setting the modem control lines. Signed-off-by: Maarten Brock Signed-off-by: Greg Kroah-Hartman --- 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);