On Thu, 30 Nov 2006, Johann Wilhelm wrote:
> Hi there!
>
> I've a huawei E220 usb-umts-modem and got some troubles with it.
>
> Following things I have already done:
>
> * tell usb-storage to ignore this device:
> in unusual_devs.h:
>
> /* This prevents the kernel from detecting the Huawei-E220
> USB-UMTS-Modem as mass storage
> device.
> The storage-device is nothing else than a virtual cd-drive with
> the windows drivers.
> modprobe usbserial usbserial vendor=0x12d1 product=0x1003 will
> bringup the modem-devic
> e
> <johann.wilhelm(at)student.tugraz.at>
> */
> UNUSUAL_DEV( 0x12d1, 0x1003, 0x0000, 0xffff,
> "HUAWEI",
> "E220 USB-UMTS Install",
> US_SC_DEVICE, US_PR_DEVICE, NULL,
> US_FL_IGNORE_DEVICE),
>
>
> * tell the gsm-modem driver that there is a E220 device
> in option.c
>
> #define HUAWEI_PRODUCT_E600 0x1001
> #define HUAWEI_PRODUCT_E220 0x1003
> ...
> static struct usb_device_id option_ids[] = {
> { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_OLD) },
> { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUSION) },
> { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUSION2) },
> { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA) },
> { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA2) },
> { USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E220) },
> { USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E600) },
> { USB_DEVICE(AUDIOVOX_VENDOR_ID, AUDIOVOX_PRODUCT_AIRCARD) },
> {
> USB_DEVICE(NOVATELWIRELESS_VENDOR_ID,NOVATELWIRELESS_PRODUCT_U740) },
> { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ID) },
> { } /* Terminating entry */
> };
> ...
> static struct usb_device_id option_ids1[] = {
> { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_OLD) },
> { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUSION) },
> { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUSION2) },
> { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA) },
> { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA2) },
> { USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E220) },
> { USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E600) },
> { USB_DEVICE(AUDIOVOX_VENDOR_ID, AUDIOVOX_PRODUCT_AIRCARD) },
> {
> USB_DEVICE(NOVATELWIRELESS_VENDOR_ID,NOVATELWIRELESS_PRODUCT_U740) },
> { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ID) },
> { } /* Terminating entry */
> };
>
> after this i compile the new kernel (2.6.18.1) and install it...
>
> the device is detected an both the gsm-driver and the storage driver
> is loaded... if i rmmod usb-storage i can use the device with pppd!
>
> but why can't i use it if I leave the usb-storage module loaded???
>
> I've tried to prevent the module to do a probe if the device and
> vendor ids match the umts-modem but only rmmod usb-storage works...
>
> has anyone suggestions where something else has to be changed ?
Did you remember to run "make modules_install" after building the new
usb-storage.ko?
Alan Stern
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