Commit 8674cabe authored by Johan Hovold's avatar Johan Hovold
Browse files

USB: serial: f81232: drop time-based drain delay 



The f81232 driver now waits for the transmit FIFO to drain during close
so there is no need to keep the time-based drain delay, which would add
up to two seconds on every close for low line speeds.

Fixes: 98405f81 ("USB: serial: f81232: add tx_empty function")
Reviewed-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: default avatarJohan Hovold <johan@kernel.org>
parent d0708227

drivers/usb/serial/f81232.c

+0 −1
Original line number Diff line number Diff line
@@ -948,7 +948,6 @@ static int f81232_port_probe(struct usb_serial_port *port) 


	usb_set_serial_port_data(port, priv);



	port->port.drain_delay = 256;

	priv->port = port;



	return 0;