Comment 12 for bug 1319291

Hi, neither of the options above fixes this for me on Acer Aspire 5630

ALSA Audio Debug v0.2.0 - Sat Jul 12 15:31:09 BST 2014
http://alsa.opensrc.org/aadebug
http://www.gnu.org/licenses/agpl-3.0.txt

Kernel ----------------------------------------------------
Linux alistair-Aspire-5630 3.13.0-30-generic #55-Ubuntu SMP Fri Jul 4 21:43:42 UTC 2014 i686 i686 i686 GNU/Linux
Advanced Linux Sound Architecture Driver Version k3.13.0-30-generic.

Loaded Modules --------------------------------------------
snd_hda_codec_realtek 51029 1
snd_hda_intel 42730 6
snd_hda_codec 164067 2 snd_hda_codec_realtek,snd_hda_intel
snd_hwdep 13272 1 snd_hda_codec
snd_pcm 85501 2 snd_hda_codec,snd_hda_intel
snd_page_alloc 14230 2 snd_pcm,snd_hda_intel
snd_seq_midi 13132 0
snd_seq_midi_event 14475 1 snd_seq_midi
snd_rawmidi 25135 1 snd_seq_midi
snd_seq 55383 2 snd_seq_midi_event,snd_seq_midi
snd_seq_device 14137 3 snd_seq,snd_rawmidi,snd_seq_midi
snd_timer 28584 2 snd_pcm,snd_seq
snd 60871 22 snd_hda_codec_realtek,snd_hwdep,snd_timer,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec,snd_hda_intel,snd_seq_device,snd_seq_midi

Proc Asound -----------------------------------------------
 0 [Intel ]: HDA-Intel - HDA Intel
                      HDA Intel at 0xf0340000 irq 45
  1: : sequencer
  2: [ 0- 2]: digital audio capture
  3: [ 0- 0]: digital audio playback
  4: [ 0- 0]: digital audio capture
  5: [ 0- 1]: hardware dependent
  6: [ 0- 0]: hardware dependent
  7: [ 0] : control
 33: : timer
00-01: HDA Codec 1
00-00: HDA Codec 0
00-00: ALC883 Analog : ALC883 Analog : playback 1 : capture 1
00-02: ALC883 Alt Analog : ALC883 Alt Analog : capture 1
Client info
  cur clients : 1
  peak clients : 1
  max clients : 192

Client 0 : "System" [Kernel]
  Port 0 : "Timer" (Rwe-)
  Port 1 : "Announce" (R-e-)
Client 14 : "Midi Through" [Kernel]
  Port 0 : "Midi Through Port-0" (RWe-)

Dev Snd ---------------------------------------------------
total 0
drwxr-xr-x 2 root root 60 Jul 12 14:23 by-path
crw-rw----+ 1 root audio 116, 7 Jul 12 14:23 controlC0
crw-rw----+ 1 root audio 116, 6 Jul 12 14:23 hwC0D0
crw-rw----+ 1 root audio 116, 5 Jul 12 14:23 hwC0D1
crw-rw----+ 1 root audio 116, 4 Jul 12 14:23 pcmC0D0c
crw-rw----+ 1 root audio 116, 3 Jul 12 14:26 pcmC0D0p
crw-rw----+ 1 root audio 116, 2 Jul 12 14:23 pcmC0D2c
crw-rw----+ 1 root audio 116, 1 Jul 12 14:23 seq
crw-rw----+ 1 root audio 116, 33 Jul 12 14:23 timer

CPU -------------------------------------------------------
model name : Intel(R) Core(TM)2 CPU T5500 @ 1.66GHz
cpu MHz : 1667.000
model name : Intel(R) Core(TM)2 CPU T5500 @ 1.66GHz
cpu MHz : 1000.000

RAM -------------------------------------------------------
MemTotal: 2054672 kB
SwapTotal: 2085884 kB

Hardware --------------------------------------------------
00:02.0 VGA compatible controller: Intel Corporation Mobile 945GM/GMS, 943/940GML Express Integrated Graphics Controller (rev 03)
00:1b.0 Audio device: Intel Corporation NM10/ICH7 Family High Definition Audio Controller (rev 02)

Interupts -------------------------------------------------
           CPU0 CPU1
  0: 785985 0 IO-APIC-edge timer
  1: 1396 0 IO-APIC-edge i8042
  8: 1 0 IO-APIC-edge rtc0
  9: 635 0 IO-APIC-fasteoi acpi
 12: 548823 0 IO-APIC-edge i8042
 14: 12003 0 IO-APIC-edge ata_piix
 15: 4063 0 IO-APIC-edge ata_piix
 16: 1634 0 IO-APIC-fasteoi uhci_hcd:usb5, i915, yenta
 17: 0 0 IO-APIC-fasteoi mmc0, mmc1
 18: 0 0 IO-APIC-fasteoi uhci_hcd:usb4
 19: 0 0 IO-APIC-fasteoi uhci_hcd:usb3
 21: 0 0 IO-APIC-fasteoi eth0
 23: 24 0 IO-APIC-fasteoi ehci_hcd:usb1, uhci_hcd:usb2
 44: 632 126730 PCI-MSI-edge iwl3945
 45: 698 0 PCI-MSI-edge snd_hda_intel
NMI: 228 230 Non-maskable interrupts
LOC: 117763 499385 Local timer interrupts
SPU: 0 0 Spurious interrupts
PMI: 228 230 Performance monitoring interrupts
IWI: 3265 4643 IRQ work interrupts
RTR: 0 0 APIC ICR read retries
RES: 70651 80078 Rescheduling interrupts
CAL: 378 444 Function call interrupts
TLB: 3490 1918 TLB shootdowns
TRM: 0 0 Thermal event interrupts
THR: 0 0 Threshold APIC interrupts
MCE: 0 0 Machine check exceptions
MCP: 14 14 Machine check polls
ERR: 0
MIS: 0