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Date:      Wed, 15 May 2013 20:35:01 +0100 (BST)
From:      Anton Shterenlikht <mexas@bristol.ac.uk>
To:        FreeBSD-gnats-submit@freebsd.org
Subject:   amd64/178671: snd_hda stops working as soon as X starts 
Message-ID:  <201305151935.r4FJZ1JB034984@mech-aslap239.men.bris.ac.uk>
Resent-Message-ID: <201305151940.r4FJe2Zk004011@freefall.freebsd.org>

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>Number:         178671
>Category:       amd64
>Synopsis:       snd_hda stops working as soon as X starts
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-amd64
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Wed May 15 19:40:02 UTC 2013
>Closed-Date:
>Last-Modified:
>Originator:     Anton Shterenlikht
>Release:        FreeBSD 10.0-CURRENT amd64
>Organization:
University of Bristol 
>Environment:
System: FreeBSD mech-aslap239.men.bris.ac.uk 10.0-CURRENT FreeBSD 10.0-CURRENT #33 r250633: Tue May 14 20:11:05 BST 2013 root@mech-aslap239.men.bris.ac.uk:/usr/obj/usr/src/sys/BUZI amd64


	
>Description:

This is HP Compaq 6715s laptop.
The sound card is:

hdac0@pci0:0:20:2:      class=0x040300 card=0x30c2103c chip=0x43831002 rev=0x00 hdr=0x00
    vendor     = 'Advanced Micro Devices [AMD] nee ATI'
    device     = 'SBx00 Azalia (Intel HDA)'
    class      = multimedia
    subclass   = HDA

I have in the kernel:

device          sound           # Generic sound driver (required)
device          snd_hda         # Intel High Definition Audio

In dmesg:

hdac0: <ATI SB600 HDA Controller> mem 0xc0000000-0xc0003fff irq 16 at device 20.2 on pci0

Before X starts I can get sound via /dev/dsp,
or play CDs with
dd if=/dev/cd0 of=/dev/dspcd bs=2352

HOwever, as soon I start X, e.g. with xdm,
or simply "X -config /root/xorg.conf.new -retro"
I cannot get any sound anymore until a reboot.

On the console I see lots of messages:

hdac0: Unexpected unsolicited response from address 0: 00000040
hdac0: Unexpected unsolicited response from address 0: 00400104
hdac0: Unexpected unsolicited response from address 0: 00000001
hdac0: Unexpected unsolicited response from address 0: 0000000f
hdac0: Unexpected unsolicited response from address 0: 410710f0
hdac0: Unexpected unsolicited response from address 0: 00000010
hdac0: Unexpected unsolicited response from address 0: 00000040
hdac0: Unexpected unsolicited response from address 0: 00400083
hdac0: Unexpected unsolicited response from address 0: 00000000
hdac0: Unexpected unsolicited response from address 0: 04a12020
hdac0: Unexpected unsolicited response from address 0: 00001727
hdac0: Unexpected unsolicited response from address 0: 00000020
hdac0: Unexpected unsolicited response from address 0: 00400187
hdac0: Unexpected unsolicited response from address 0: 00000002
hdac0: Unexpected unsolicited response from address 0: 00000e03
hdac0: Unexpected unsolicited response from address 0: 0181302e
hdac0: Unexpected unsolicited response from address 0: 00001737
hdac0: Unexpected unsolicited response from address 0: 00000020
hdac0: Unexpected unsolicited response from address 0: 00400301
hdac0: Unexpected unsolicited response from address 0: 00000001
hdac0: Unexpected unsolicited response from address 0: 00000002
hdac0: Unexpected unsolicited response from address 0: 4145f0f0
hdac0: Unexpected unsolicited response from address 0: 00000010
hdac0: Unexpected unsolicited response from address 0: 00000040

	
>How-To-Repeat:
	
>Fix:

	


>Release-Note:
>Audit-Trail:
>Unformatted:



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