Commit 73de1dda authored by Johan Hovold's avatar Johan Hovold
Browse files

USB: serial: ftdi_sio: rewrite 8u2232c quirk 



Rewrite the 8u2232c quirk to avoid the manufacturer and product string
comparisons for the second port which will always be bound.

Signed-off-by: default avatarJohan Hovold <johan@kernel.org>
parent 448016e3

drivers/usb/serial/ftdi_sio.c

+12 −7
Original line number Diff line number Diff line
@@ -2302,16 +2302,21 @@ static int ftdi_jtag_probe(struct usb_serial *serial) 


static int ftdi_8u2232c_probe(struct usb_serial *serial)

{

	struct usb_interface *intf = serial->interface;

	struct usb_device *udev = serial->dev;

	int ifnum = intf->cur_altsetting->desc.bInterfaceNumber;



	if (udev->manufacturer && !strcmp(udev->manufacturer, "CALAO Systems"))

		return ftdi_jtag_probe(serial);

	if (ifnum == 0) {

		if (udev->manufacturer &&

				!strcmp(udev->manufacturer, "CALAO Systems"))

			return -ENODEV;



		if (udev->product &&

				(!strcmp(udev->product, "Arrow USB Blaster") ||

				 !strcmp(udev->product, "BeagleBone/XDS100V2") ||

				 !strcmp(udev->product, "SNAP Connect E10")))

		return ftdi_jtag_probe(serial);

			return -ENODEV;

	}



	return 0;

}