From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755233Ab0CJIF5 (ORCPT ); Wed, 10 Mar 2010 03:05:57 -0500 Received: from mail-qy0-f204.google.com ([209.85.221.204]:51824 "EHLO mail-qy0-f204.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754163Ab0CJIFx convert rfc822-to-8bit (ORCPT ); Wed, 10 Mar 2010 03:05:53 -0500 X-Greylist: delayed 8625 seconds by postgrey-1.27 at vger.kernel.org; Wed, 10 Mar 2010 03:05:53 EST DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; b=uhqD6vyYFd5bGYoXpdMJGUM42nqlnyX+qxC6pS40LOGV+iLmESWLIn2SyNBJFP6G5K n6OMDhT1PiknUMsAWpUOkchDhQKROKaIgEnnr1Cgz/aJ3VNH3lA7GhMhGEccikv0WgaO /KqcCVcFfSr9g/Am7cP+BqyDxVJVMvrIlbvzk= MIME-Version: 1.0 In-Reply-To: References: <6B4D417B830BC44B8026029FD256F7F1C16B1AD557@HKMAIL01.nvidia.com> <6B4D417B830BC44B8026029FD256F7F1C16B1AD558@HKMAIL01.nvidia.com> <6B4D417B830BC44B8026029FD256F7F1C16B1AD562@HKMAIL01.nvidia.com> <20100308044614.GA29026@localhost> Date: Wed, 10 Mar 2010 00:05:52 -0800 Message-ID: Subject: Re: [alsa-devel] [PATCH]Support MCP89 and GT21x hdmi audio From: VDR User To: Jaroslav Kysela Cc: Wu Fengguang , Wei Ni , Takashi Iwai , alsa-devel , Jaroslav Kysela , linux-kernel , akpm , Pavel Hofman Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Mar 9, 2010 at 11:58 PM, Jaroslav Kysela wrote: > On Tue, 9 Mar 2010, VDR User wrote: > >> On Sun, Mar 7, 2010 at 8:46 PM, Wu Fengguang >> 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@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.