This removes tty->low_latency from all USB serial drivers that push
data into the tty layer at hard interrupt context. It's no longer needed
and actually harmful.
Signed-off-by: NOliver Neukum <oliver@neukum.org>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

This lets userspace determine what the state of the RTS line is, which
is what is needed to properly handle data flow for this device (it
raises RTS when there is data to be sent from it.)

Cc: Kees Stoop <kees.stoop@opticon.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

This patch allows data to be sent to the scanner.

Cc: Kees Stoop <kees.stoop@opticon.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

this does the standard support for suspend/resume for the opticon
driver.
Signed-off-by: NOliver Neukum <oneukum@suse.de>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

This is for the serial mode of the Opticon barcode scanner.

Cc: Kees Stoop <kees.stoop@opticon.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>