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SubjectRe: [linux-dvb] [PATCH] Userspace tuner
On 9/13/07, Manu Abraham <abraham.manu@gmail.com> wrote:
> Markus Rechberger wrote:
> > On 9/13/07, Manu Abraham <abraham.manu@gmail.com> wrote:
> >>> It's only a step in development, I do not intend to keep the kernel
> >>> stub in the end, but I do intend to keep and use the userspace drivers
> >>> with i2c-dev in the long run, this requires a v4l/dvb library at the
> front
> >>> of everything.
> >> Well, this was what adq and myself did with libdvbapi and mti, (much
> >> before UIO was announced at LK.) It is not tied to I2C either.
> >>
> >
> > I2C is the main communication path for it, although there are callback
> > mechanisms available which add the possibility for different configuration
> > paths.
>
> Sorry, i must say that what you said is wrong.
>
> The example implementation in libdvbapi/mti is I2C only with a STV0299
> on the TTPCI, if that was what you meant.
> But if you need examples for every possible interface, then probably you
> are out of luck.
>

I didn't comment the libdvbapi/mti driver.
I'm quite confident that non I2C protocols can be handled by a callback
function. In the end it's either a usb control command or pci mmio writes
in the current usual cases and such calls could be handled behind a
callback function which is implemented in the driver.

Markus
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