[linux-dvb] em28xx "card=" argument

Mauro Carvalho Chehab mchehab at infradead.org
Thu Nov 20 01:37:18 CET 2008


On Wed, 19 Nov 2008 17:11:16 -0500
"Devin Heitmueller" <devin.heitmueller at gmail.com> wrote:

> On Wed, Nov 19, 2008 at 4:37 PM, Mauro Carvalho Chehab
> <mchehab at infradead.org> wrote:
> >> What do you think about removing the "card=" module option from
> >> em28xx?  Users who don't know any better might be inclined to try the
> >> various cards in the list and could burn out their hardware if they
> >> select a card with the wrong GPIOs.
> >>
> >> I can submit a patch that takes it out.  Let me know what you think.
> >
> > nack. This option is needed, since some cards can't be auto-detected. For
> > example, that device with ALC655 is a capture only device that doesn't have any
> > eeprom. Also, the autodetect hints think it is an Oral Camera. So, it uses the
> > "generic id". Of course, the generic entry doesn't work for it.
> 
> Also, could you send me the dmesg output for the card in question
> without the "card=" argument, so I can see the eeprom contents and
> various computed hashes.

I'll send you when I get it again. It is a borrowed board. Thanks to that
board, I discovered that the driver were broken on devices without eeprom
(9627:f3128f8e3475) when working on this board.


Cheers,
Mauro



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