From: Uwe Bonnes <bon@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Uwe Bonnes <bon@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
drivers/usb/serial/ftdi_sio.c | 8 ++++++++
1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index a865df81..372ae5b 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1954,6 +1954,14 @@ static int ftdi_process_packet(struct tty_struct *tty,
N.B. packet may be processed more than once, but differences
are only processed once. */
status = packet[0] & FTDI_STATUS_B0_MASK;
+ if (status & FTDI_RS0_CTS)
+ priv->icount.cts++;
+ if (status & FTDI_RS0_DSR)
+ priv->icount.dsr++;
+ if (status & FTDI_RS0_RI)
+ priv->icount.rng++;
+ if (status & FTDI_RS0_RLSD)
+ priv->icount.dcd++;
if (status != priv->prev_status) {
priv->diff_status |= status ^ priv->prev_status;
wake_up_interruptible(&priv->delta_msr_wait);
--
1.7.7
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