Buzzing snd_emu10kx enabled card with r206173
Mark Stapper
stark at mapper.nl
Wed May 26 19:05:45 UTC 2010
On 25/05/2010 20:05, Garrett Cooper wrote:
> On Tue, May 25, 2010 at 3:06 AM, Mark Stapper <stark at mapper.nl> wrote:
>
>> On 18/05/2010 08:14, Mark Stapper wrote:
>>
>>> On 18/05/2010 00:22, Garrett Cooper wrote:
>>>
>>>
>>>> On Mon, May 17, 2010 at 11:21 AM, Mark Stapper <stark at mapper.nl> wrote:
>>>>
>>>>
>>>>
>>>>> On 12/04/2010 16:29, Garrett Cooper wrote:
>>>>>
>>>>>
>>>>>
>>>>>> On Tue, Apr 6, 2010 at 3:39 AM, Garrett Cooper <yanefbsd at gmail.com> wrote:
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>> On Mon, Apr 5, 2010 at 12:26 PM, Garrett Cooper <yanefbsd at gmail.com> wrote:
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>> On Mon, Apr 5, 2010 at 11:22 AM, Garrett Cooper <yanefbsd at gmail.com> wrote:
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>> Hi,
>>>>>>>>> When I first installed FreeBSD on this machine, I had a heck of a
>>>>>>>>> time getting the soundcard's PCM channel to function properly. It
>>>>>>>>> would buzz incessantly when I played any audio on it; I disabled the
>>>>>>>>> onboard snd_hda enabled audio and things magically worked, until
>>>>>>>>> today. After a kernel upgrade and a few warm boots, I'm back to where
>>>>>>>>> I started from -- the PCM channel buzzes whenever I play audio;
>>>>>>>>> line-in works perfectly fine however. I'm not seeing anything out of
>>>>>>>>> the ordinary in commits over the past couple of weeks for the pcm
>>>>>>>>> pieces (the last successful kernel I used was 2~3 weeks old).
>>>>>>>>> Are there any device_printf's I should add or a debug procedure
>>>>>>>>> that you recommend I do to triage the situation?
>>>>>>>>> Thanks,
>>>>>>>>> -Garrett
>>>>>>>>>
>>>>>>>>> # uname -a
>>>>>>>>> FreeBSD bayonetta.local 9.0-CURRENT FreeBSD 9.0-CURRENT #1 r206173M:
>>>>>>>>> Sun Apr 4 19:54:22 PDT 2010
>>>>>>>>> root at bayonetta.local:/usr/obj/usr/src/sys/BAYONETTA amd64
>>>>>>>>> # pciconf -lv | grep -A 4 emu
>>>>>>>>> emu10kx0 at pci0:8:0:0: class=0x040100 card=0x10211102 chip=0x00081102
>>>>>>>>> rev=0x00 hdr=0x00
>>>>>>>>> vendor = 'Creative Technology LTD.'
>>>>>>>>> device = 'sound blaster Audigy 2 (ca0108)'
>>>>>>>>> class = multimedia
>>>>>>>>> subclass = audio
>>>>>>>>> # dmesg | grep 'irq 16'
>>>>>>>>> uhci0: <Intel 82801JI (ICH10) USB controller USB-D> port 0xa800-0xa81f
>>>>>>>>> irq 16 at device 26.0 on pci0
>>>>>>>>> pcib7: <ACPI PCI-PCI bridge> irq 16 at device 28.1 on pci0
>>>>>>>>> emu10kx0: <Creative Audigy 4 [SB0610]> port 0xec00-0xec3f irq 16 at
>>>>>>>>> device 0.0 on pci8
>>>>>>>>> # dmesg | grep 'pcm'
>>>>>>>>> pcm0: <EMU10Kx DSP front PCM interface> on emu10kx0
>>>>>>>>> pcm0: <SigmaTel STAC9750/51 AC97 Codec>
>>>>>>>>> pcm1: <EMU10Kx DSP rear PCM interface> on emu10kx0
>>>>>>>>> pcm2: <EMU10Kx DSP center PCM interface> on emu10kx0
>>>>>>>>> pcm3: <EMU10Kx DSP subwoofer PCM interface> on emu10kx0
>>>>>>>>> pcm4: <EMU10Kx DSP side PCM interface> on emu10kx0
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>> Some more information:
>>>>>>>>
>>>>>>>> 1. snd_emu10kx and sound are both modules loaded on boot, along with
>>>>>>>> if_re, linux, and nvidia.
>>>>>>>> 2. Disabling nvidia -> no change.
>>>>>>>> 3. Disabling acpi -> unbootable system because many drivers can't map
>>>>>>>> interrupts without it (can't test unless I isolate the drivers and
>>>>>>>> enable them one by one -- something I'll try later on).
>>>>>>>>
>>>>>>>> I'm at a loss right now... my hunch is that it's potentially a bad
>>>>>>>> interaction between the snd_emu10kx driver and another driver on the
>>>>>>>> same PCI bus (which is just the ACPI and uhci drivers), but I can't
>>>>>>>> test these claims. There are other funky things about my system that
>>>>>>>> have changed over the past couple of kernel versions, like front USB
>>>>>>>> ports could charge my iPhone, and now they don't... and the fact that
>>>>>>>> ACPI blanking via nvidia now works again... so something may have
>>>>>>>> changed on the backend, but I'm not 100% sure on what I should isolate
>>>>>>>> as the root cause, yet.
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>> Grr... it's `healed' itself again. I'll watch out for potential
>>>>>>> catalysts to the issue in the future.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>> Ok. Damn issue came back and here's what happened. Rebooted
>>>>>> several times with the same kernel and slight modifications, loading
>>>>>> and unloading snd_emu10kx and sound, testing out snd_emu10k1, and no
>>>>>> dice. The buzz was bad and it was driving me insane. Again, line-in
>>>>>> functioned just fine, so I didn't know what the heck was going. I was
>>>>>> getting desperate, so I finally broke down and booted the Gentoo Linux
>>>>>> livecd. PCM worked just fine. Then I got irritated enough and finally
>>>>>> just built the module and the sound support directly into the kernel
>>>>>> and everything is hunky dorey again. Does anyone have a stab in the
>>>>>> dark as to what's going on? Is it a potential bus or interrupt
>>>>>> conflict / race condition that gets alleviated when support is nailed
>>>>>> into the kernel? Or are other folks as stumped as I am, s.t. I should
>>>>>> just try emailing current@ instead to see if someone maybe knows
>>>>>> what's going on there :(...?
>>>>>> Thanks,
>>>>>> -Garrett
>>>>>>
>>>>>>
>>>>>>
>>>>> I have the same problem.
>>>>> I'll try compiling the driver in the kernel.
>>>>>
>>>>>
>>>>>
>>>> FWIW I've compiled the driver into the kernel for several
>>>> iterations now and it works like a champ, so there's something with
>>>> the sound subsystem that isn't jiving properly when loading from
>>>> modules...
>>>> HTH,
>>>> -Garrett
>>>>
>>>>
>>>>
>>> Thanks for the info.
>>> I've noticed that when I load the kernel module at startup (by adding it
>>> to loader.conf) chances of it working improve.
>>> If I load it afterwards, the nice huff puff sounds come out of my
>>> speaker again.
>>> Compiling the new and improved kernel today.
>>> Thanks for your help.
>>> Greetz,
>>> Mark
>>>
>>>
>>>
>> I compiled the emu10kx driver into the kernel.
>> That seemed to work, but now the hissing and buzzing is back.
>> I really don't know what is going on anymore..
>> Any thoughts?
>>
> What modules have you compiled and loaded?
> Thanks,
> -Garrett
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Kernel config and kldstat output pasted below
regards,
Mark
Id Refs Address Size Name
1 37 0xffffffff80100000 8f1a28 kernel
2 1 0xffffffff809f3000 d45a98 nvidia.ko
3 3 0xffffffff81739000 412b0 linux.ko
4 3 0xffffffff8177b000 426a8 vboxdrv.ko
5 1 0xffffffff81822000 fbd05 zfs.ko
6 1 0xffffffff8191e000 1996 opensolaris.ko
7 1 0xffffffff81920000 3983 linprocfs.ko
8 2 0xffffffff81924000 26ce vboxnetflt.ko
9 2 0xffffffff81927000 8d2c netgraph.ko
10 1 0xffffffff81930000 14a6 ng_ether.ko
11 1 0xffffffff81932000 d2c vboxnetadp.ko
12 1 0xffffffff81933000 a8ca fuse.ko
ident MARIO
cpu HAMMER
#makeoptions DEBUG=-g # Build kernel with gdb(1) debug
symbols
options SCHED_ULE # ULE scheduler
options PREEMPTION # Enable kernel thread preemption
options INET # InterNETworking
#options INET6 # IPv6 communications protocols
options SCTP # Stream Control Transmission
Protocol
options FFS # Berkeley Fast Filesystem
options SOFTUPDATES # Enable FFS soft updates support
options UFS_ACL # Support for access control lists
options UFS_DIRHASH # Improve performance on big
directories
options UFS_GJOURNAL # Enable gjournal-based UFS
journaling
options MD_ROOT # MD is a potential root device
options NFSCLIENT # Network Filesystem Client
options NFSSERVER # Network Filesystem Server
options NFSLOCKD # Network Lock Manager
options NFS_ROOT # NFS usable as /, requires
NFSCLIENT
options MSDOSFS # MSDOS Filesystem
options CD9660 # ISO 9660 Filesystem
options PROCFS # Process filesystem (requires
PSEUDOFS)
options PSEUDOFS # Pseudo-filesystem framework
options GEOM_PART_GPT # GUID Partition Tables.
options GEOM_LABEL # Provides labelization
options COMPAT_43TTY # BSD 4.3 TTY compat (sgtty)
options COMPAT_FREEBSD32 # Compatible with i386 binaries
options COMPAT_FREEBSD4 # Compatible with FreeBSD4
options COMPAT_FREEBSD5 # Compatible with FreeBSD5
options COMPAT_FREEBSD6 # Compatible with FreeBSD6
options COMPAT_FREEBSD7 # Compatible with FreeBSD7
options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
options KTRACE # ktrace(1) support
options STACK # stack(9) support
options SYSVSHM # SYSV-style shared memory
options SYSVMSG # SYSV-style message queues
options SYSVSEM # SYSV-style semaphores
options P1003_1B_SEMAPHORES # POSIX-style semaphores
options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time
extensions
options PRINTF_BUFR_SIZE=128 # Prevent printf output being
interspersed.
options KBD_INSTALL_CDEV # install a CDEV entry in /dev
options HWPMC_HOOKS # Necessary kernel hooks for
hwpmc(4)
options AUDIT # Security event auditing
options MAC # TrustedBSD MAC Framework
options FLOWTABLE # per-cpu routing cache
#options KDTRACE_FRAME # Ensure frames are compiled in
#options KDTRACE_HOOKS # Kernel DTrace hooks
options INCLUDE_CONFIG_FILE # Include this file in kernel
# Make an SMP-capable kernel by default
options SMP # Symmetric MultiProcessor Kernel
# CPU frequency control
device cpufreq
# Bus support.
device acpi
device pci
# Floppy drives
device fdc
# ATA and ATAPI devices
device ata
device atadisk # ATA disk drives
device ataraid # ATA RAID drives
device atapicd # ATAPI CDROM drives
options ATA_STATIC_ID # Static device numbering
# SCSI peripherals
device scbus # SCSI bus (required for SCSI)
device ch # SCSI media changers
device da # Direct Access (disks)
device sa # Sequential Access (tape etc)
device cd # CD
device pass # Passthrough device (direct SCSI access)
device ses # SCSI Environmental Services (and SAF-TE)
# atkbdc0 controls both the keyboard and the PS/2 mouse
device atkbdc # AT keyboard controller
device atkbd # AT keyboard
device psm # PS/2 mouse
device kbdmux # keyboard multiplexer
device vga # VGA video card driver
device splash # Splash screen and screen saver support
# syscons is the default console driver, resembling an SCO console
device sc
device agp # support several AGP chipsets
# Serial (COM) ports
device uart # Generic UART driver
# PCI Ethernet NICs.
device em # Intel PRO/1000 Gigabit Ethernet Family
# PCI Ethernet NICs that use the common MII bus controller code.
# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
device miibus # MII bus support
device nfe # nVidia nForce MCP on-board Ethernet
#device nve # nVidia nForce MCP on-board Ethernet
Networking
device lagg
# Pseudo devices.
device loop # Network loopback
device random # Entropy device
device ether # Ethernet support
device vlan # 802.1Q VLAN support
device tun # Packet tunnel.
device pty # BSD-style compatibility pseudo ttys
device md # Memory "disks"
device gif # IPv6 and IPv4 tunneling
device faith # IPv6-to-IPv4 relaying (translation)
device firmware # firmware assist module
# The `bpf' device enables the Berkeley Packet Filter.
# Be aware of the administrative consequences of enabling this!
# Note that 'bpf' is required for DHCP.
device bpf # Berkeley packet filter
# USB support
options USB_DEBUG # enable debug msgs
device uhci # UHCI PCI->USB interface
device ohci # OHCI PCI->USB interface
device ehci # EHCI PCI->USB interface (USB 2.0)
device usb # USB Bus (required)
#device udbp # USB Double Bulk Pipe devices
device uhid # "Human Interface Devices"
device ukbd # Keyboard
device ulpt # Printer
device umass # Disks/Mass storage - Requires scbus and da
device ums # Mouse
# FireWire support
device firewire # FireWire bus code
#device sbp # SCSI over FireWire (Requires scbus and da)
device fwe # Ethernet over FireWire (non-standard!)
device fwip # IP over FireWire (RFC 2734,3146)
device dcons # Dumb console driver
device dcons_crom # Configuration ROM for dcons
device sound
device snd_emu10kx
##higher resolution VGA console support
options VESA
options SC_PIXEL_MODE
device dpms
device drm
device amdtemp
#
# CPU control pseudo-device. Provides access to MSRs, CPUID info and
# microcode update feature.
#
device cpuctl
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