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[PATCH] USB ftdi_sio: user specified VID/PID

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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>
This commit is contained in:
Ian Abbott 2005-07-28 18:40:32 +01:00 committed by Greg Kroah-Hartman
parent 1694899fd1
commit fdcb0a0f1b
1 changed files with 18 additions and 1 deletions
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19
drivers/usb/serial/ftdi_sio.c
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@ -269,6 +269,8 @@
#define DRIVER_DESC "USB FTDI Serial Converters Driver" #define DRIVER_DESC "USB FTDI Serial Converters Driver"
static int debug; static int debug;
static __u16 vendor = FTDI_VID;
static __u16 product;
/* struct ftdi_sio_quirk is used by devices requiring special attention. */ /* struct ftdi_sio_quirk is used by devices requiring special attention. */
struct ftdi_sio_quirk { struct ftdi_sio_quirk {
@ -432,7 +434,8 @@ static struct usb_device_id id_table_combined [] = {
{ USB_DEVICE(FTDI_VID, FTDI_MHAM_Y6_PID) }, { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y6_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_MHAM_Y8_PID) }, { USB_DEVICE(FTDI_VID, FTDI_MHAM_Y8_PID) },
{ USB_DEVICE(EVOLUTION_VID, EVOLUTION_ER1_PID) }, { USB_DEVICE(EVOLUTION_VID, EVOLUTION_ER1_PID) },
{ } /* Terminating entry */ { }, /* Optional parameter entry */
{ } /* Terminating entry */
}; };
MODULE_DEVICE_TABLE (usb, id_table_combined); MODULE_DEVICE_TABLE (usb, id_table_combined);
@ -2030,6 +2033,15 @@ static int __init ftdi_init (void)
int retval; int retval;
dbg("%s", __FUNCTION__); dbg("%s", __FUNCTION__);
if (vendor > 0 && product > 0) {
/* Add user specified VID/PID to reserved element of table. */
int i;
for (i = 0; id_table_combined[i].idVendor; i++)
;
id_table_combined[i].match_flags = USB_DEVICE_ID_MATCH_DEVICE;
id_table_combined[i].idVendor = vendor;
id_table_combined[i].idProduct = product;
}
retval = usb_serial_register(&ftdi_sio_device); retval = usb_serial_register(&ftdi_sio_device);
if (retval) if (retval)
goto failed_sio_register; goto failed_sio_register;
@ -2066,4 +2078,9 @@ MODULE_LICENSE("GPL");
module_param(debug, bool, S_IRUGO | S_IWUSR); module_param(debug, bool, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(debug, "Debug enabled or not"); MODULE_PARM_DESC(debug, "Debug enabled or not");
module_param(vendor, ushort, 0);
MODULE_PARM_DESC(vendor, "User specified vendor ID (default="
__MODULE_STRING(FTDI_VID)")");
module_param(product, ushort, 0);
MODULE_PARM_DESC(vendor, "User specified product ID");