[linux-dvb] Re: High level CA implementation..

[Holger Waechtler <holger@qanu.de>]

Manu Abraham wrote:

> Hi,
> 	Can somebody explain me a little bit how a high level CA driver/system be 
> implemented as per the V3 API ? 
> The current implementation is based on the Transport Level driver, whereas i'm 
> looking at a higher level CA system, where most of the transport level 
> functions are held in the ASIC, as in the case of the Twinhan card.
>
> If somebody could give me an idea, that would be really helpful.
>  
By setting slot->type to CA_CI_LINK you can implement your driver on the 
link layer interface if you want to do so. Take a look on Andrew's 
dvb_ca_en50221.c implementation used by the budget_ci driver, is your 
interface really on a higher level than the link layer?

Holger