On Thu, Nov 25, 2010 at 9:56 PM, John Ettedgui <john.ettedgui@xxxxxxxxx> wrote: > On Thu, Nov 25, 2010 at 6:21 PM, John Ettedgui <john.ettedgui@xxxxxxxxx> wrote: >> On Thu, Nov 25, 2010 at 6:16 PM, Anssi Hannula <anssi.hannula@xxxxxx> wrote: >>> On 26.11.2010 04:02, John Ettedgui wrote: >>>> On Thu, Nov 25, 2010 at 5:08 PM, John Ettedgui <john.ettedgui@xxxxxxxxx> wrote: >>>>> On Thu, Nov 25, 2010 at 4:59 PM, Anssi Hannula <anssi.hannula@xxxxxx> wrote: >>>>>> On 26.11.2010 02:53, John Ettedgui wrote: >>>>>>> On Thu, Nov 25, 2010 at 3:34 PM, John Ettedgui <john.ettedgui@xxxxxxxxx> wrote: >>>>>>>> On Thu, Nov 25, 2010 at 3:15 PM, Anssi Hannula <anssi.hannula@xxxxxx> wrote: >>>>>>>>> On 26.11.2010 01:11, John Ettedgui wrote: >>>>>>>>>> On Thu, Nov 25, 2010 at 2:58 PM, Anssi Hannula <anssi.hannula@xxxxxx> wrote: >>>>>>>>>>> On 26.11.2010 00:42, John Ettedgui wrote: >>>>>>>>>>>> On Thu, Nov 25, 2010 at 11:19 AM, Anssi Hannula <anssi.hannula@xxxxxx> wrote: >>>>>>>>>>>>> On 25.11.2010 14:21, John Ettedgui wrote: >>>>>>>>>>>>>> On Thu, Nov 25, 2010 at 3:40 AM, Anssi Hannula <anssi.hannula@xxxxxx> wrote: >>>>>>>>>>>>>>> On 25.11.2010 13:09, John Ettedgui wrote: >>>>>>>>>>>>>>>> On Thu, Nov 25, 2010 at 2:49 AM, Anssi Hannula <anssi.hannula@xxxxxx> wrote: >>>>>>>>>>>>>>>>> On 25.11.2010 06:12, John Ettedgui wrote: >>>>>>>>>>>>>>>>>> I'm actually trying to get a 5.1 setup working without passthrough, if >>>>>>>>>>>>>>>>>> I use mplayer with passthrough my receiver behaves just fine, but I am >>>>>>>>>>>>>>>>>> trying to send the 6 channels from the computer. >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> I was actually told that the current ALSA driver for radeon's hdmi >>>>>>>>>>>>>>>>>> does not support more than 2 channels, and that would explain why I'm >>>>>>>>>>>>>>>>>> getting this behavior. Is that true though? >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> Yes. >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> However, strangely your log output seems to show the intel's hdmi parser >>>>>>>>>>>>>>>>> being used instead: >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> ALSA sound/pci/hda/patch_intelhdmi.c:842: hdmi_setup_stream: NID=0x2, >>>>>>>>>>>>>>>>>> stream=0x1, new-format=0x11 >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> Were you just trying some patch at the time? >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> yes Wu gave me a patch to try against the kernel, I'm guessing this is >>>>>>>>>>>>>>>> the reason you see something unexpected. >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> Did 6 channels work with that patch? (possibly with a wrong channel order) >>>>>>>>>>>>>> Not any better as far as I remember. >>>>>>>>>>>>> >>>>>>>>>>>>> OK. Did 2 channel audio continue to work with it? >>>>>>>>>>>>> >>>>>>>>>>>>> If you are not sure, here's the patch doing the same thing against >>>>>>>>>>>>> current alsa driver: >>>>>>>>>>>>> http://stuff.onse.fi/0001-ALSA-hda-Use-generic-HDMI-code-for-ATI-HDMI-codecs.patch >>>>>>>>>>>>> >>>>>>>>>>>>> Confirming that would help (it would allow to switch the ATI chip to use >>>>>>>>>>>>> the generic parser instead of the ATI-specific one), though not with the >>>>>>>>>>>>> multichannel issue (see below). >>>>>>>>>>>>> >>>>>>>>>>>>> [...] >>>>>>>>>>>>> >>>>>>>>>>>>>>>> Since I just moved to jack/rca cables I'm in no hurry anymore, but is >>>>>>>>>>>>>>>> there any reason why the driver cannot work with more than 2 channels? >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> I don't really know (it is simply not implemented). >>>>>>>>>>>>>> Alright. >>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> Anything I could do to help with that? >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> Possibly. But see above, so that we won't try the same things you >>>>>>>>>>>>>>> already tried :) >>>>>>>>>>>>>>> >>>>>>>>>>>>>> Sure :) >>>>>>>>>>>>> >>>>>>>>>>>>> Looking again at the the alsa info output you provided, I don't think I >>>>>>>>>>>>> have any great ideas. It looks like the chip simply reports that it >>>>>>>>>>>>> supports a maximum of 2 channels. >>>>>>>>>>>>> >>>>>>>>>>>>> One option could be hardcoding "chans = 8;" in generic_hdmi_build_pcms() >>>>>>>>>>>>> in sound/pci/hda/patch_hdmi.c (assuming you have the above patch and 2 >>>>>>>>>>>>> channel audio works with it). However, I find it rather unlikely that it >>>>>>>>>>>>> would make any difference. >>>>>>>>>>>>> >>>>>>>>>>>>> -- >>>>>>>>>>>>> Anssi Hannula >>>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> Anssi, >>>>>>>>>>>> the patch fails on my kernel, I cannot find the hda_codec_preset >>>>>>>>>>>> manually in there either. >>>>>>>>>>>> Did you want me to try that against a 2.6.37 rc instead of a 2.6.36? >>>>>>>>>>> >>>>>>>>>>> For 2.6.36 I think you can just use your earlier patch. >>>>>>>>>>> >>>>>>>>>>> Note that on that kernel generic_hdmi_build_pcms() is >>>>>>>>>>> intel_hdmi_build_pcms() in patch_intelhdmi.c. >>>>>>>>>>> >>>>>>>>>> ok >>>>>>>>>>> BTW, I've just been informed by another ATI user that his card was >>>>>>>>>>> actually stereo-only, while he thought earlier it was multichannel >>>>>>>>>>> capable. So, are you sure your card is a multichannel one? >>>>>>>>>>> (if not, it would explain why the card says it is not) >>>>>>>>>>> >>>>>>>>>>> -- >>>>>>>>>>> Anssi Hannula >>>>>>>>>>> >>>>>>>>>> Yes, it works fine in Window Âso I believe the hardware part is good. >>>>>>>>> >>>>>>>>> And you are sure it is multichannel PCM, and not e.g. multichannel DTS >>>>>>>>> or multichannel AC-3 with on-the-fly compression, which are possible >>>>>>>>> with stereo hdmi as well? >>>>>>>>> >>>>>>>>> Just making sure :) >>>>>>>>> >>>>>>>>> -- >>>>>>>>> Anssi Hannula >>>>>>>>> >>>>>>>> >>>>>>>> Well, I have not super tested it, but the reason I believe it is is >>>>>>>> simple, when I use passthrough my receiver says Dolby digital or >>>>>>>> something like that, but in Windows just going around or playing games >>>>>>>> it says Multichannel. >>>>>> >>>>>> Sounds ok then. >>>>>> >>>>>>>> I'll get the patch applied in a few minutes, I was running out of >>>>>>>> memory and my system was getting really slow... :) >>>>>>>> >>>>>>> >>>>>>> I am not sure if I did it right but now I don't even get hdmi sound >>>>>>> working anymore. >>>>>>> It is not listed in aplay-l, and dmesg gives me this: >>>>>>> [drm:radeon_dvi_detect] *ERROR* HDMI Type A-1: probed a monitor but >>>>>>> no|invalid EDID >>>>>>> >>>>>>> I've attached the patch I used, since I could not used the previous >>>>>>> one I had to hack it, maybe I broke something? >>>>>>> (I have not set channels to 8 yet, just changed the parser) >>>>>> >>>>>> The patch looks ok. The above error message is weird, as it comes from >>>>>> the display driver which should not be affected by the patch at all. >>>>>> >>>>>> I'll look at the code later (tomorrow maybe). Until then I'd advise you >>>>>> to retry without the patch and with the patch again, just to make sure >>>>>> this is not some unrelated issue... >>>>>> Also, post the whole dmesg when it works (2 channel, without patch), and >>>>>> when it doesn't (with patch). >>>>>> >>>>>> -- >>>>>> Anssi Hannula >>>>>> >>>>> Following your message I restarted my computer and that error was >>>>> gone, yet there is still nothing display in aplay -l / aplay -L about >>>>> hdmi anymore. >>>>> I'll go back to my non patched kernel and see what it does. >>>>> >>>> With the non-patched kernel I get back my hdmi in aplay -l, so it >>>> looks like the patch messed up something. >>> >>> Indeed. >>> >>>> I really think that when I tried it before it did not do that, but it >>>> was so long ago that I could be wrong... >>> >>> Well, the driver has changed since then, it could be more strict now :) >>> >>>> Anyway here are the 2 dmesgs (not sure if they'll help though). >>> >>> Indeed, there doesn't seem to be any difference. Maybe try with >>> CONFIG_SND_DEBUG_VERBOSE? >>> >>> -- >>> Anssi Hannula >>> >> >> Sure I'll get that. >> > > There you go. > Too big again :(
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