We extract TIOCGSERIAL section in f81232_ioctl() to f81232_get_serial_info()
to make it clarify
The f81232_set_mctrl() replace set_control_lines() to do MCR control
so we clean-up the set_control_lines() function.
Signed-off-by: Peter Hung <hpeter+linux_kernel@xxxxxxxxx>
---
drivers/usb/serial/f81232.c | 34 +++++++++++++++++++++++-----------
1 file changed, 23 insertions(+), 11 deletions(-)
diff --git a/drivers/usb/serial/f81232.c b/drivers/usb/serial/f81232.c
index e1cdf42..4dddb44 100644
--- a/drivers/usb/serial/f81232.c
+++ b/drivers/usb/serial/f81232.c
@@ -516,24 +516,36 @@ static int f81232_carrier_raised(struct usb_serial_port *port)
return 0;
}
+static int f81232_get_serial_info(struct usb_serial_port *port,
+ unsigned long arg)
+{
+ struct serial_struct ser;
+
+ memset(&ser, 0, sizeof(ser));
+
+ ser.flags = ASYNC_SKIP_TEST | ASYNC_AUTO_IRQ;
+ ser.xmit_fifo_size = port->bulk_out_size;
+ ser.close_delay = 5 * HZ;
+ ser.closing_wait = 30 * HZ;
+ ser.type = PORT_16550A;
+ ser.line = port->minor;
+ ser.port = port->port_number;
+ ser.baud_base = 115200;
+
+ if (copy_to_user((void __user *)arg, &ser, sizeof(ser)))
+ return -EFAULT;
+
+ return 0;
+}
+
static int f81232_ioctl(struct tty_struct *tty,
unsigned int cmd, unsigned long arg)
{
- struct serial_struct ser;
struct usb_serial_port *port = tty->driver_data;
switch (cmd) {
case TIOCGSERIAL:
- memset(&ser, 0, sizeof ser);
- ser.type = PORT_16654;
- ser.line = port->minor;
- ser.port = port->port_number;
- ser.baud_base = 460800;
-
- if (copy_to_user((void __user *)arg, &ser, sizeof ser))
- return -EFAULT;
-
- return 0;
+ return f81232_get_serial_info(port, arg);
default:
break;
}
--
1.9.1
--
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