From: Wei Ni on
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(a)gmail.com]
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: [alsa-devel] [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.
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From: VDR User on
On Sun, Mar 7, 2010 at 8:46 PM, Wu Fengguang <fengguang.wu(a)intel.com> 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(a)gmail.com]
>> 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: [alsa-devel] [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.

Best regards,
Derek
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From: Wu Fengguang on
On Wed, Mar 10, 2010 at 01:42:05PM +0800, VDR User wrote:
> On Sun, Mar 7, 2010 at 8:46 PM, Wu Fengguang <fengguang.wu(a)intel.com> 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(a)gmail.com]
> >> 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: [alsa-devel] [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.

The first step would be to run vanilla 2.6.33 with Wei Ni's patch,
in order to tell whether the bug is internal to the HDMI code, or is
introduced by bleeding edge ALSA development.

Thanks,
Fengguang
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From: Jaroslav Kysela on
On Tue, 9 Mar 2010, VDR User wrote:

> On Sun, Mar 7, 2010 at 8:46 PM, Wu Fengguang <fengguang.wu(a)intel.com> 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(a)gmail.com]
>>> 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: [alsa-devel] [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.

Jaroslav

-----
Jaroslav Kysela <perex(a)perex.cz>
Linux Kernel Sound Maintainer
ALSA Project, Red Hat, Inc.
From: VDR User on
On Tue, Mar 9, 2010 at 11:58 PM, Jaroslav Kysela <perex(a)perex.cz> wrote:
> On Tue, 9 Mar 2010, VDR User wrote:
>
>> On Sun, Mar 7, 2010 at 8:46 PM, Wu Fengguang <fengguang.wu(a)intel.com>
>> 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(a)gmail.com]
>>>> 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: [alsa-devel] [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.
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