Comment 29 for bug 1169143

There is another Dell XPS 9333 (201309-14238) with the same problem.

I've double checked the workaround that cypressyew mentioned in comment #28 works with linux-image-3.11.0-18.

Also confirmed that this problem does not happen in linux-image-3.14.0-031400rc8 [0].

Alsainfo:
http://www.alsa-project.org/db/?f=baf761f88e65ed838af4f66cbace653413feffbf

lspci -nnvv|grep Audio -A9:
00:03.0 Audio device [0403]: Intel Corporation Device [8086:0a0c] (rev 09)
 Subsystem: Dell Device [1028:060a]
 Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+
 Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
 Latency: 0, Cache Line Size: 64 bytes
 Interrupt: pin A routed to IRQ 63
 Region 0: Memory at f0510000 (64-bit, non-prefetchable) [size=16K]
 Capabilities: <access denied>
 Kernel driver in use: snd_hda_intel
 Kernel modules: snd-hda-intel

--
00:1b.0 Audio device [0403]: Intel Corporation Lynx Point-LP HD Audio Controller [8086:9c20] (rev 04)
 Subsystem: Dell Device [1028:060a]
 Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+
 Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
 Latency: 0, Cache Line Size: 64 bytes
 Interrupt: pin A routed to IRQ 64
 Region 0: Memory at f0514000 (64-bit, non-prefetchable) [size=16K]
 Capabilities: <access denied>
 Kernel driver in use: snd_hda_intel
 Kernel modules: snd-hda-intel

[0] http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.14-rc8-trusty/