Re: Comments requested: driver for Quatech PCI serial cards

Alan Cox
2012-11-28T13:19:01Z

> So far as getting something working for our case, the patch below is all
> that is required. I do know the QMCR and QOPR bit map details for at least
> the DSC-200/300 card as it's more or less described in the manual. I will
> try to prepare a second patch which at least creates the necessary defines
> for these in the next few days.

Thanks.

> With regard to the ioctl, should this be an implementation of the ioctl
> provided by the old out-of-tree driver, or is there an established
> standard/example which I should write against instead?

We have a standard (if possibly needing a few bits adding) ioctl for
basic RS422/485 features. That's TIOCG/SRS485 (which for all the naming
is also kind of 422 and other related bits as well)

Can we get a Signed-off-by: for the first patch so we can try and get it
into 3.8 ?

Alan