[linux-dvb] Re: ATSC Parameters

[Holger Waechtler <holger@qanu.de>]

Hi,

Taylor Jacob wrote:

> I have been looking at linux-dvbs readiness to support ATSC based frontends, and
> I have to comments/suggestions:
>
> 1. in frontend.h the type enum_caps
>  
yes, a new frontend type enum is needed as well. And a ATSC parameter 
struct in the dvb_frontend_parameter union.

> I was thinking there should be a different type for the different QAM FEC that
> north american cable uses. I have not seen a DVB-C card that supports annex B
> fec.  This isnt a huge issue but DVB-C QAM != OpenCable/ATSC QAM..  Maybe
> FE_CAN_QAM_64_ANNEX_B or something similar?
>  
should be fine, but I'd prefer a shorter name.

> 2. would it be possible to update the API version to say 3.1 so that its easier
> to compile atsc linux-dvb code against the dvb-kernel drivers?  Getting
> FE_CAN_ATSC enum types not handled messages are ok, but if you use the kernel
> version and try to use an atsc card it will break..
>  
increasing the API version to 3.1 would be fine, applications may also 
test for definitions of the ATSC defines. Feel free to send a patch, all 
work in this direction is highly welcome!

Holger