mirror of https://gitee.com/openkylin/linux.git
USB: serial: set drain delay at port probe
The port drain delay is constant and should be set at port probe rather than open. Signed-off-by: Johan Hovold <jhovold@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -495,6 +495,8 @@ static int cypress_generic_port_probe(struct usb_serial_port *port)
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}
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usb_set_serial_port_data(port, priv);
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port->port.drain_delay = 256;
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return 0;
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}
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@ -625,7 +627,7 @@ static int cypress_open(struct tty_struct *tty, struct usb_serial_port *port)
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__func__, result);
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cypress_set_dead(port);
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}
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port->port.drain_delay = 256;
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return result;
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} /* cypress_open */
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@ -207,7 +207,6 @@ static int f81232_open(struct tty_struct *tty, struct usb_serial_port *port)
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return result;
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}
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port->port.drain_delay = 256;
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return 0;
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}
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@ -322,6 +321,8 @@ static int f81232_port_probe(struct usb_serial_port *port)
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usb_set_serial_port_data(port, priv);
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port->port.drain_delay = 256;
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return 0;
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}
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@ -1872,8 +1872,6 @@ static int edge_open(struct tty_struct *tty, struct usb_serial_port *port)
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++edge_serial->num_ports_open;
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port->port.drain_delay = 1;
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goto release_es_lock;
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unlink_int_urb:
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@ -2473,6 +2471,7 @@ static int edge_port_probe(struct usb_serial_port *port)
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}
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port->port.closing_wait = msecs_to_jiffies(closing_wait * 10);
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port->port.drain_delay = 1;
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return 0;
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}
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@ -343,6 +343,8 @@ static int oti6858_port_probe(struct usb_serial_port *port)
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usb_set_serial_port_data(port, priv);
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port->port.drain_delay = 256; /* FIXME: check the FIFO length */
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return 0;
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}
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@ -558,7 +560,7 @@ static int oti6858_open(struct tty_struct *tty, struct usb_serial_port *port)
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/* setup termios */
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if (tty)
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oti6858_set_termios(tty, port, &tmp_termios);
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port->port.drain_delay = 256; /* FIXME: check the FIFO length */
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return 0;
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}
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@ -235,6 +235,8 @@ static int pl2303_port_probe(struct usb_serial_port *port)
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usb_set_serial_port_data(port, priv);
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port->port.drain_delay = 256;
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return 0;
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}
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@ -521,7 +523,6 @@ static int pl2303_open(struct tty_struct *tty, struct usb_serial_port *port)
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return result;
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}
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port->port.drain_delay = 256;
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return 0;
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}
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@ -169,6 +169,8 @@ static int spcp8x5_port_probe(struct usb_serial_port *port)
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usb_set_serial_port_data(port, priv);
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port->port.drain_delay = 256;
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return 0;
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}
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@ -411,8 +413,6 @@ static int spcp8x5_open(struct tty_struct *tty, struct usb_serial_port *port)
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if (tty)
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spcp8x5_set_termios(tty, port, NULL);
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port->port.drain_delay = 256;
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return usb_serial_generic_open(tty, port);
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}
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@ -441,6 +441,8 @@ static int ti_port_probe(struct usb_serial_port *port)
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usb_set_serial_port_data(port, tport);
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port->port.drain_delay = 3;
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return 0;
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}
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@ -582,8 +584,6 @@ static int ti_open(struct tty_struct *tty, struct usb_serial_port *port)
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tport->tp_is_open = 1;
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++tdev->td_open_port_count;
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port->port.drain_delay = 3;
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goto release_lock;
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unlink_int_urb:
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