[pvrusb2] read attempt on video device leads to error

[Lars Schillingmann]

Am Freitag, 14. Oktober 2005 14:09 schrieb Frans Meulenbroeks:
> Lars, is there any indication (e.g. in the log or so)
> that you have such a device in your PC?
>
> When you connect a pvrusb a new i2c bus is registered.
> I have peeked into the code and all i2c drivers are
> triggered to check if there is a device they can
> handle on this new bus. A badly written driver for the
> 8574 could see a device at address 21 and tell that it
> can handle it. If that is really the case you might
> need to disable or improve the 8574 code.
>
> I fear that you'll have to recompile the kernel with
> some debug printk's in it to see why the 8574 driver
> latches on onto the 7115 address.

Hmm ok, i will compile the 8574 driver as a module and enable i2c debugging 
messages. Maybe we can see something then.
 -Lars