kern/103692: [snd_es137x] Driver snd_es137x has broken defaults for DAC settings

Ariff Abdullah ariff at FreeBSD.org
Thu Sep 28 12:20:36 PDT 2006


The following reply was made to PR kern/103692; it has been noted by GNATS.

From: Ariff Abdullah <ariff at FreeBSD.org>
To: bug-followup at FreeBSD.org, almindor at gmail.com
Cc:  
Subject: Re: kern/103692: [snd_es137x] Driver snd_es137x has broken defaults
 for DAC settings
Date: Fri, 29 Sep 2006 03:14:23 +0800

 The real issue is not with DAC selection. This is rather PCI Latency
 Timer issue, which is too flexible for snd_es137x. Try to increase its
 latency timer value for pcm0 (128 is a good start) using pciconf(8),
 or this tool:
 
    http://people.freebsd.org/~ariff/utils/pcilattimer
 
 There is a hidden kernel hint for this, that is
 hint.pcm.<dev>.latency_timer . Set appropriately using kenv(8) and
 reload the driver or through /boot/device.hints (require reboot).
 
 --
 Ariff Abdullah
 FreeBSD
 
 ... Recording in stereo is obviously too advanced
     and confusing for us idiot ***** users :P ........


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