[resend] usbtouchscreen: support bigger iNexio touchscreens

Commit Message

Ondrej Zary March 31, 2010, 6:33 a.m. UTC

None

Patch

--- linux-2.6.34-rc1-orig/drivers/input/touchscreen/usbtouchscreen.c	2010-03-16 13:34:51.000000000 +0100
+++ linux-2.6.34-rc1/drivers/input/touchscreen/usbtouchscreen.c	2010-03-16 13:46:15.000000000 +0100
@@ -858,6 +858,11 @@ 
 	if ((pkt[0] & 0xe0) != 0xe0)
 		return 0;
 
+	if (be16_to_cpu(packet->data_len) > 0xff)
+		packet->data_len = cpu_to_be16(be16_to_cpu(packet->data_len) - 0x100);
+	if (be16_to_cpu(packet->x_len) > 0xff)
+		packet->x_len = cpu_to_be16(be16_to_cpu(packet->x_len) - 0x80);
+
 	/* send ACK */
 	ret = usb_submit_urb(priv->ack, GFP_ATOMIC);
 
@@ -1113,7 +1118,7 @@ 
 
 #ifdef CONFIG_TOUCHSCREEN_USB_NEXIO
 	[DEVTYPE_NEXIO] = {
-		.rept_size	= 128,
+		.rept_size	= 1024,
 		.irq_always	= true,
 		.read_data	= nexio_read_data,
 		.init		= nexio_init,