Description of problem:

pl2303.c does not recognize usb-serial adapters.

This patch adds support for following USB Serial Adapters, which are majority 
and commonly sold in Japanese market.
  IO-DATA  USB-RSAQ5
  ELECOM   UC-SGT
  RATOC    REX USB60F

These patches are already included in mainline kernel git tree.


Signed-off-by: Akira Tsukamoto <akirat.sony.co.jp>
---

--- linux-2.6.9-orig/drivers/usb/serial/pl2303.c	2004-10-19 
06:54:07.000000000 +0900
+++ linux-2.6.9/drivers/usb/serial/pl2303.c	2008-01-22 11:09:38.000000000 
+0900
@@ -63,13 +63,19 @@ static int debug;
 static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID) },
 	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_RSAQ2) },
+	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_DCU11) },
+	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_RSAQ3) },
+	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_PHAROS) },
 	{ USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID) },
+	{ USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID_RSAQ5) },
 	{ USB_DEVICE(ATEN_VENDOR_ID, ATEN_PRODUCT_ID) },
 	{ USB_DEVICE(ATEN_VENDOR_ID2, ATEN_PRODUCT_ID) },
 	{ USB_DEVICE(ELCOM_VENDOR_ID, ELCOM_PRODUCT_ID) },
+	{ USB_DEVICE(ELCOM_VENDOR_ID, ELCOM_PRODUCT_ID_UCSGT) },
 	{ USB_DEVICE(ITEGNO_VENDOR_ID, ITEGNO_PRODUCT_ID) },
 	{ USB_DEVICE(MA620_VENDOR_ID, MA620_PRODUCT_ID) },
 	{ USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID) },
+	{ USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_USB60F) },
 	{ USB_DEVICE(TRIPP_VENDOR_ID, TRIPP_PRODUCT_ID) },
 	{ USB_DEVICE(RADIOSHACK_VENDOR_ID, RADIOSHACK_PRODUCT_ID) },
 	{ USB_DEVICE(DCU10_VENDOR_ID, DCU10_PRODUCT_ID) },
--- linux-2.6.9-orig/drivers/usb/serial/pl2303.h	2004-10-19 
06:54:31.000000000 +0900
+++ linux-2.6.9/drivers/usb/serial/pl2303.h	2008-01-22 11:08:52.000000000 
+0900
@@ -10,6 +10,9 @@
 #define PL2303_VENDOR_ID	0x067b
 #define PL2303_PRODUCT_ID	0x2303
 #define PL2303_PRODUCT_ID_RSAQ2	0x04bb
+#define PL2303_PRODUCT_ID_DCU11	0x1234
+#define PL2303_PRODUCT_ID_PHAROS	0xaaa0
+#define PL2303_PRODUCT_ID_RSAQ3	0xaaa2
 
 #define ATEN_VENDOR_ID		0x0557
 #define ATEN_VENDOR_ID2		0x0547
@@ -17,9 +20,11 @@
 
 #define IODATA_VENDOR_ID	0x04bb
 #define IODATA_PRODUCT_ID	0x0a03
+#define IODATA_PRODUCT_ID_RSAQ5	0x0a0e
 
 #define ELCOM_VENDOR_ID		0x056e
 #define ELCOM_PRODUCT_ID	0x5003
+#define ELCOM_PRODUCT_ID_UCSGT	0x5004
 
 #define ITEGNO_VENDOR_ID	0x0eba
 #define ITEGNO_PRODUCT_ID	0x1080
@@ -29,6 +34,7 @@
 
 #define RATOC_VENDOR_ID		0x0584
 #define RATOC_PRODUCT_ID	0xb000
+#define RATOC_PRODUCT_ID_USB60F	0xb020
 
 #define TRIPP_VENDOR_ID		0x2478
 #define TRIPP_PRODUCT_ID	0x2008