Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit e2984494 authored by Alan Cox's avatar Alan Cox Committed by Greg Kroah-Hartman
Browse files

USB: serial: Note mos7480 and option don't lock modem status 



Signed-off-by: default avatarAlan Cox <alan@redhat.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 9b0f2582

drivers/usb/serial/mos7840.c

+1 −0
Original line number Diff line number Diff line
@@ -1722,6 +1722,7 @@ static int mos7840_tiocmset(struct usb_serial_port *port, struct file *file, 
	if (mos7840_port == NULL)

		return -ENODEV;



	/* FIXME: What locks the port registers ? */

	mcr = mos7840_port->shadowMCR;

	if (clear & TIOCM_RTS)

		mcr &= ~MCR_RTS;

drivers/usb/serial/option.c

+1 −0
Original line number Diff line number Diff line
@@ -458,6 +458,7 @@ static int option_tiocmset(struct usb_serial_port *port, struct file *file, 


	portdata = usb_get_serial_port_data(port);



	/* FIXME: what locks portdata fields ? */

	if (set & TIOCM_RTS)

		portdata->rts_state = 1;

	if (set & TIOCM_DTR)