tty: serial: qcom_geni_serial: Allow mctrl when flow control is disabled

The geni set/get_mctrl() functions currently do nothing unless
hardware flow control is enabled. Remove this arbitrary limitation.

Suggested-by: Johan Hovold <johan@kernel.org>
Fixes: 8a8a66a1a18a ("tty: serial: qcom_geni_serial: Add support for flow control")
Signed-off-by: Matthias Kaehlcke <mka@chromium.org>
Reviewed-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c
index a72d6d9fb98340e6d283876a7f7b2f96c31479e0..38016609c7fa99b1726bcebe3ed04b1fd6a0c724 100644 (file)
--- a/drivers/tty/serial/qcom_geni_serial.c
+++ b/drivers/tty/serial/qcom_geni_serial.c
@@ -225,7 +225,7 @@ static unsigned int qcom_geni_serial_get_mctrl(struct uart_port *uport)
        unsigned int mctrl = TIOCM_DSR | TIOCM_CAR;
        u32 geni_ios;
 
-       if (uart_console(uport) || !uart_cts_enabled(uport)) {
+       if (uart_console(uport)) {
                mctrl |= TIOCM_CTS;
        } else {
                geni_ios = readl_relaxed(uport->membase + SE_GENI_IOS);
@@ -241,7 +241,7 @@ static void qcom_geni_serial_set_mctrl(struct uart_port *uport,
 {
        u32 uart_manual_rfr = 0;
 
-       if (uart_console(uport) || !uart_cts_enabled(uport))
+       if (uart_console(uport))
                return;
 
        if (!(mctrl & TIOCM_RTS))