[alsa-devel] [PATCH] add new Fermi 5xx codec IDs to snd-hda
tiwai at suse.de
Thu Mar 3 12:52:32 CET 2011
At Tue, 1 Mar 2011 09:45:54 -0800,
Stephen Warren wrote:
> Richard Samson wrote at Tuesday, March 01, 2011 10:16 AM:
> > Le mardi 01 mars 2011 à 08:40 -0800, Stephen Warren a écrit :
> > > Richard Samson wrote at Tuesday, March 01, 2011 8:15 AM:
> > > > Le lundi 28 février 2011 à 19:09 +0100, Takashi Iwai a écrit :
> > > > > At Mon, 28 Feb 2011 18:56:20 +0100,
> > > > > samson.richard at gmail.com wrote:
> > > > > > As Stephen Warren said, a patch with full support of 5xx cards will be
> > > > > > more useful.
> > > > >
> > > > > OK, Stephen, could you prepare the patch including all missing IDs?
> > > >
> > > > I wrote an new patch with three new codec IDs for Nvidia Fermi cards.
> > > > I attended to use existing IDs and online technical specifications to
> > > > get two others cards :
> > > > - Nvidia GeForce GTX 470 : id = 0x10de0015
> > > > - Nvidia GeForce GTX 560 Ti : id = 0x10de0016 (works fine)
> > > > - Nvidia GeForce GTX 570 : id = 0x10de0017
> > >
> > > They don't appear to match our Windows driver. Where did you get the values
> > > from? (0x17 isn't in the Windows driver at all. 0x15 shouldn't be a GTX 470)
> > I ask to a reseller, it seems a bad idea.
> The only way to find the values that I know of would be to plug the card
> in, run Linux, and look at the ALSA /proc files. (Perhaps there's some
> equivalent tool under Windows)
> > If I can help, where are these values in the Windows driver ?
> They encoded into the binary. I doubt they're user-accessible.
> So, I think the best way to proceed is for you to modify your patch to add
> IDs 0x15 and 0x16 only. I'm pretty sure ID 0x17 isn't assigned to anything.
> Let's not remove any NVIDIA IDs even though I'm pretty sure a couple aren't
> actually assigned; if I'm wrong, we'd just have to add them back later, and
> having them in won't harm anything.
OK, I modified Richard's patch to get rid of 0x17 and merged now
to sound git tree.
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