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USB: serial: clean up carrier-detect helper

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Drop the struct tty_port pointer and rename the struct usb_serial_port
pointer "port", which is the named used throughout the subsystem and
incidentally also matches the kernel-doc comment.

Signed-off-by: Johan Hovold <johan@kernel.org>
This commit is contained in:
Johan Hovold 2020-02-25 11:24:20 +01:00
parent 0a68ec3d8a
commit 5e95dbb621
1 changed files with 3 additions and 5 deletions
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8
drivers/usb/serial/generic.c
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@ -609,12 +609,10 @@ EXPORT_SYMBOL_GPL(usb_serial_handle_break);
* @tty: tty for the port
* @status: new carrier detect status, nonzero if active
*/
void usb_serial_handle_dcd_change(struct usb_serial_port *usb_port,
void usb_serial_handle_dcd_change(struct usb_serial_port *port,
struct tty_struct *tty, unsigned int status)
{
struct tty_port *port = &usb_port->port;
dev_dbg(&usb_port->dev, "%s - status %d\n", __func__, status);
dev_dbg(&port->dev, "%s - status %d\n", __func__, status);
if (tty) {
struct tty_ldisc *ld = tty_ldisc_ref(tty);
@ -627,7 +625,7 @@ void usb_serial_handle_dcd_change(struct usb_serial_port *usb_port,
}
if (status)
wake_up_interruptible(&port->open_wait);
wake_up_interruptible(&port->port.open_wait);
else if (tty && !C_CLOCAL(tty))
tty_hangup(tty);
}