At Wed, 10 Mar 2010 09:17:16 +0100 (CET), Jaroslav Kysela wrote: > > On Wed, 10 Mar 2010, VDR User wrote: > > > On Tue, Mar 9, 2010 at 11:58 PM, Jaroslav Kysela <perex@xxxxxxxx> wrote: > >> On Tue, 9 Mar 2010, VDR User wrote: > >> > >>> On Sun, Mar 7, 2010 at 8:46 PM, Wu Fengguang <fengguang.wu@xxxxxxxxx> > >>> wrote: > >>>> > >>>> CC Jaroslav, maybe he has some idea on > >>>> > >>>> pcm_hw.c: snd_pcm_hw_delay() SNDRV_PCM_IOCTL_DELAY failed. > >>>> > >>>> On Mon, Mar 08, 2010 at 12:35:37PM +0800, Wei Ni wrote: > >>>>> > >>>>> Hi, > >>>>> Because I don't have GT220 card on hand, I didn't test it yet. > >>>>> So I didn't add this card to the patch file. I think you could add it > >>>>> after > >>>>> you test it. > >>>>> > >>>>> About the warning messages, I don't know why. > >>>>> May be some others can answer. > >>>>> > >>>>> Thanks > >>>>> Wei. > >>>>> nvpublic > >>>>> > >>>>> -----Original Message----- > >>>>> From: VDR User [mailto:user.vdr@xxxxxxxxx] > >>>>> Sent: Monday, March 08, 2010 3:22 AM > >>>>> To: Wei Ni > >>>>> Cc: Takashi Iwai; akpm; alsa-devel; Wu Fengguang; linux-kernel; Pavel > >>>>> Hofman > >>>>> Subject: Re: [PATCH]Support MCP89 and GT21x hdmi audio > >>>>> > >>>>> I think this may be relevant to this subject, if not then my apologies. > >>>>> > >>>>> I've just installed a GT220 card and was able to get audio-over-hdmi > >>>>> working by compiling the snapshot drivers from 20100307 which contain > >>>>> Wei's new code. I further had to patch the driver to recognize my > >>>>> card with: > >>>>> > >>>>> --- alsa-driver-orig/alsa-kernel/pci/hda/patch_nvhdmi.c 2010-03-06 > >>>>> 18:00:12.000000000 -0800 > >>>>> +++ alsa-driver/alsa-kernel/pci/hda/patch_nvhdmi.c 2010-03-06 > >>>>> 18:02:00.000000000 -0800 > >>>>> @@ -1335,6 +1335,8 @@ static struct hda_codec_preset snd_hda_p > >>>>> .patch = patch_nvhdmi_8ch_89 }, > >>>>> { .id = 0x10de000b, .name = "GT21x HDMI", > >>>>> .patch = patch_nvhdmi_8ch_89 }, > >>>>> + { .id = 0x10de000a, .name = "GT220 HDMI", > >>>>> + .patch = patch_nvhdmi_8ch_89 }, > >>>>> { .id = 0x10de000d, .name = "GT240 HDMI", > >>>>> .patch = patch_nvhdmi_8ch_89 }, > >>>>> {} /* terminator */ > >>>>> @@ -1347,6 +1349,7 @@ MODULE_ALIAS("snd-hda-codec-id:10de0006" > >>>>> MODULE_ALIAS("snd-hda-codec-id:10de0007"); > >>>>> MODULE_ALIAS("snd-hda-codec-id:10de0067"); > >>>>> MODULE_ALIAS("snd-hda-codec-id:10de8001"); > >>>>> +MODULE_ALIAS("snd-hda-codec-id:10de000a"); > >>>>> MODULE_ALIAS("snd-hda-codec-id:10de000c"); > >>>>> MODULE_ALIAS("snd-hda-codec-id:10de000b"); > >>>>> MODULE_ALIAS("snd-hda-codec-id:10de000d"); > >>>>> > >>>>> This seems to work fine when running VDR but if I do anything else > >>>>> like upgrade packages, compile something, or maybe create a bz2, then > >>>>> I start to see _a lot_ of the following in my xine log: > >>>>> > >>>>> pcm_hw.c: snd_pcm_hw_delay() SNDRV_PCM_IOCTL_DELAY failed. > >>>>> > >>>>> With the old code this didn't happen. However, my setup was an 8400gs > >>>>> using SPDIF OUT from my mainboard to SPDIF IN on the card. Then using > >>>>> a dvi->hdmi cable into the tv. > >>>>> > >>>>> Again, I apologize if I'm posting this in the wrong place. > >>>>> > >>>>> Best regards. > >>> > >>> So nobody has any ideas at all? This is turning out to be a big > >>> problem and I've discovered it will occur even without anything else > >>> happening on the system. (originally I thought you needed to do some > >>> other activity.) I've checked with some other devs I know and > >>> everyone has said the problem is with alsa so it would seem there is a > >>> serious bug somewhere since eventually those errors will happen and > >>> the audio will start skipping like crazy. > >>> > >>> Please let me know if there's anything I can do within my ability to help. > >> > >> Could you do strace for ALSA ioctls? At least having the error code might > >> help to identify this issue. > > > > I don't know how but I'm willing to try if you want to tell me how to > > do it. Please keep in mind, I'm just an end-user -- not a developer > > or even c coder. The most I've done is run xine in gdb to help supply > > bug info to those devs. > > strace -e trace=open,ioctl <xine> Better to add -f, too, for a program like xine. Takashi _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
