[PATCH] Ignore Huawei E169/E620 USB GPRS modem

Danny Kukawka danny.kukawka at web.de
Thu Oct 9 02:48:31 PDT 2008


On Donnerstag, 9. Oktober 2008, Matthew Garrett wrote:
> On Thu, Oct 09, 2008 at 12:45:00AM +0200, Michael Biebl wrote:
> > According to [1], the Huawei E169 modem is wrongly detected as a CD-ROM
> > drive. The attached patch sets the info.ignore property.
> > From what I could find out, the product_id 0x1001 also matches the
> > Huawei E620 modem.
>
> Isn't this common? The mass storage component provides a mechanism for
> shipping drivers. The kernel needs fixing up to reconfigure the device
> to present as a modem.

There are some UMTS modems which provide a storage interface with some MByte 
space to store driver or some software. That HAL detect these storage 
interfaces as a storage device isn't wrong but the fact that these get 
detected as CD-ROM is maybe false.

Btw. IIRC you can tell the device with some magic tools/commands to change to 
mode to not offer the storage interface.

Danny


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