Mailinglist Archive: radeonhd (185 mails)

[Rafał Miłecki <zajec5@xxxxxxxxx>]

2009/12/18 Christian König <deathsimple@xxxxxxxxxxx>:
> Hi everybody,
>
> I finally figured out what Alex meant with:
> <agd5f> Zajec: the block routing and dto clock setup is wrong
> <agd5f> sort of
>
> The signal routing depend on the encoder used, not the transmitter.
> Since I made it depend on the output id (which represents the
> transmitter) it only worked if you got an 1 to 1 mapping of encoders to
> transmitters, which is the case in most (if not all) of the mobile and
> integrated chipsets, because they got an KLDSKP_LVTMA which is always
> mapped to the second transmitter.
>
> But for the RV710, RV730 and probably a lot of other cases, the mapping
> is done dynamically in RHDAtomOutputAllocFree and DigAllocFree (I
> figured this out just yesterday after buying an RV710 as an xmas present
> and playing around with it for a couple of hours).
>
> @Alex: Have I done right this time?
>
> Additionally Andrew Wasielewski found by try&error that you need to set
> the first bit in the 0x7604 register to get audio output on this
> chipsets. I just have to say a big "Thank you" to this guy, because he
> just tested every bit of code I have thrown at him in the last couple of
> weeks.
>
> I have no idea what the register 0x7604 is good for, but will try to
> find it out in the next couple of days. A patch is attached, tested and
> proved to work on both chipsets.
>
> @Rafał and the other people with a working setup:
> Could you make sure that this patch didn't harm your audio output in any
> way?
>
> @Matthias: I think you can commit it as soon as others reported that it
> works fine and doesn't harm their setup.
>
> I will also port it to KMS when my free time allows it, if Alex didn't
> release his patches earlier.

That was unfair race :( I planned to play with RV7xx as I'll get such
card on xmas. But you cheated starting earlier :P

Thank you for great work. I'll test this on my cards soon :)

-- 
Rafał
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