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SubjectRe: [linux-dvb] [PATCH] Userspace tuner
Markus Rechberger wrote:
> On 9/13/07, Manu Abraham <> wrote:
>> Markus Rechberger wrote:
>>> On 9/13/07, Manu Abraham <> 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

There's also DTL in some cases. It's not USB msgs and or PCI MMIO alone.
The actual DTL spec is unfortunately not open.


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