blob: 7e4d7ece7b2c01c2c626b2b307fc7932ac1eb90d (
plain)
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--- a/driver/mxusbserial/mxusb-serial.c 2021-09-14 08:57:20.885034201 -0400
+++ b/driver/mxusbserial/mxusb-serial.c 2021-09-14 08:59:10.920036474 -0400
@@ -661,11 +661,15 @@ static int serial_write (struct tty_stru
#endif
exit:
return retval;
}
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,14,0))
+static unsigned int serial_write_room (struct tty_struct *tty)
+#else
static int serial_write_room (struct tty_struct *tty)
+#endif
{
struct usb_serial_port *port = tty->driver_data;
int retval = -EINVAL;
if (!port)
@@ -683,11 +687,15 @@ static int serial_write_room (struct tty
exit:
return retval;
}
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,14,0))
+static unsigned int serial_chars_in_buffer (struct tty_struct *tty)
+#else
static int serial_chars_in_buffer (struct tty_struct *tty)
+#endif
{
struct usb_serial_port *port = tty->driver_data;
int retval = -EINVAL;
if (!port)
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