USB: ftdi_sio: remove redundant mtxorb quirk

Remove redundant mtxorb quirk used to fix up incorrect wMaxPacketSize,
which was added before 895f28b ("USB: ftdi_sio: fix hi-speed device
packet size calculation") which does the same thing for all devices.

Signed-off-by: Johan Hovold <[email protected]>

Author: jhovold

drivers/usb/serial/ftdi_sio.c

@@ -87,7 +87,6 @@ struct ftdi_sio_quirk {
 };
 
 static int   ftdi_jtag_probe(struct usb_serial *serial);
-static int   ftdi_mtxorb_hack_setup(struct usb_serial *serial);
 static int   ftdi_NDI_device_setup(struct usb_serial *serial);
 static int   ftdi_stmclite_probe(struct usb_serial *serial);
 static int   ftdi_8u2232c_probe(struct usb_serial *serial);
@@ -98,10 +97,6 @@ static struct ftdi_sio_quirk ftdi_jtag_quirk = {
 	.probe	= ftdi_jtag_probe,
 };
 
-static struct ftdi_sio_quirk ftdi_mtxorb_hack_quirk = {
-	.probe  = ftdi_mtxorb_hack_setup,
-};
-
 static struct ftdi_sio_quirk ftdi_NDI_device_quirk = {
 	.probe	= ftdi_NDI_device_setup,
 };
@@ -256,14 +251,12 @@ static const struct usb_device_id id_table_combined[] = {
 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0124_PID) },
 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0125_PID) },
 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0126_PID) },
-	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0127_PID),
-		.driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
+	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0127_PID) },
 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0128_PID) },
 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0129_PID) },
 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012A_PID) },
 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012B_PID) },
-	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012C_PID),
-		.driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
+	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012C_PID) },
 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012D_PID) },
 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012E_PID) },
 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_012F_PID) },
@@ -302,18 +295,12 @@ static const struct usb_device_id id_table_combined[] = {
 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0150_PID) },
 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0151_PID) },
 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0152_PID) },
-	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0153_PID),
-		.driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
-	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0154_PID),
-		.driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
-	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0155_PID),
-		.driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
-	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0156_PID),
-		.driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
-	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0157_PID),
-		.driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
-	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0158_PID),
-		.driver_info = (kernel_ulong_t)&ftdi_mtxorb_hack_quirk },
+	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0153_PID) },
+	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0154_PID) },
+	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0155_PID) },
+	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0156_PID) },
+	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0157_PID) },
+	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0158_PID) },
 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0159_PID) },
 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015A_PID) },
 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_015B_PID) },
@@ -1858,24 +1845,6 @@ static int ftdi_stmclite_probe(struct usb_serial *serial)
 	return 0;
 }
 
-/*
- * The Matrix Orbital VK204-25-USB has an invalid IN endpoint.
- * We have to correct it if we want to read from it.
- */
-static int ftdi_mtxorb_hack_setup(struct usb_serial *serial)
-{
-	struct usb_host_endpoint *ep = serial->dev->ep_in[1];
-	struct usb_endpoint_descriptor *ep_desc = &ep->desc;
-
-	if (ep->enabled && ep_desc->wMaxPacketSize == 0) {
-		ep_desc->wMaxPacketSize = cpu_to_le16(0x40);
-		dev_info(&serial->dev->dev,
-			 "Fixing invalid wMaxPacketSize on read pipe\n");
-	}
-
-	return 0;
-}
-
 static int ftdi_sio_port_remove(struct usb_serial_port *port)
 {
 	struct ftdi_private *priv = usb_get_serial_port_data(port);