[PATCH] USB ftdi_sio: user specified VID/PID
ftdi_sio: Support one user specified vendor and product ID via a couple of new module parameters. Signed-off-by: Ian Abbott <abbotti@mev.co.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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@ -269,6 +269,8 @@
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#define DRIVER_DESC "USB FTDI Serial Converters Driver"
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static int debug;
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static __u16 vendor = FTDI_VID;
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static __u16 product;
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/* struct ftdi_sio_quirk is used by devices requiring special attention. */
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struct ftdi_sio_quirk {
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@ -432,7 +434,8 @@ static struct usb_device_id id_table_combined [] = {
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{ USB_DEVICE(FTDI_VID, FTDI_MHAM_Y6_PID) },
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{ USB_DEVICE(FTDI_VID, FTDI_MHAM_Y8_PID) },
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{ USB_DEVICE(EVOLUTION_VID, EVOLUTION_ER1_PID) },
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{ } /* Terminating entry */
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{ }, /* Optional parameter entry */
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{ } /* Terminating entry */
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};
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MODULE_DEVICE_TABLE (usb, id_table_combined);
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@ -2030,6 +2033,15 @@ static int __init ftdi_init (void)
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int retval;
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dbg("%s", __FUNCTION__);
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if (vendor > 0 && product > 0) {
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/* Add user specified VID/PID to reserved element of table. */
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int i;
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for (i = 0; id_table_combined[i].idVendor; i++)
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;
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id_table_combined[i].match_flags = USB_DEVICE_ID_MATCH_DEVICE;
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id_table_combined[i].idVendor = vendor;
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id_table_combined[i].idProduct = product;
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}
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retval = usb_serial_register(&ftdi_sio_device);
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if (retval)
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goto failed_sio_register;
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@ -2066,4 +2078,9 @@ MODULE_LICENSE("GPL");
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module_param(debug, bool, S_IRUGO | S_IWUSR);
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MODULE_PARM_DESC(debug, "Debug enabled or not");
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module_param(vendor, ushort, 0);
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MODULE_PARM_DESC(vendor, "User specified vendor ID (default="
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__MODULE_STRING(FTDI_VID)")");
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module_param(product, ushort, 0);
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MODULE_PARM_DESC(vendor, "User specified product ID");
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