[linux-dvb] [Proposal] Meaningful reporting of SNR

Manu Abraham abraham.manu at gmail.com
Thu Apr 13 07:23:27 CEST 2006

Robert Schlabbach wrote:
> From: "Manu Abraham" <abraham.manu at gmail.com>
>> (1) moving the frontends to userspace
> Is that a good idea? I prefer "monolithic" drivers for a piece of hardware.
> Having open interfaces to "internal" components of a piece of hardware
> means being vulnerable to the hardware state being tampered with. IMHO,
> drivers should only offer "abstracted" functions to the "outside world" and
> keep all the "hardware internals" solely to themselves. Only that allows
> the best possible stability and reliability of driver and hardware.

We don't expose the hardware (raw) interface directly. We expose the 
interface through a stub module which talks to it's known userspace 
counterpart. This counterpart handles the shared objects.


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