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[Raymond <1406714@xxxxxxxxxxxxxxxxxx>]

seem only support 48000Hz but pulseaudio seem using 44100Hz

you may need to file upstream bug report


index: 2
	name: <alsa_output.pci-0000_00_09.0.hdmi-stereo>
	driver: <module-alsa-card.c>
	flags: HARDWARE DECIBEL_VOLUME LATENCY DYNAMIC_LATENCY
	state: SUSPENDED
	suspend cause: IDLE 
	priority: 9950
	volume: 0: 100% 1: 100%
	        0: 0.00 dB 1: 0.00 dB
	        balance 0.00
	base volume: 100%
	             0.00 dB
	volume steps: 65537
	muted: no
	current latency: 0.00 ms
	max request: 0 KiB
	max rewind: 0 KiB
	monitor source: 3
	sample spec: s16le 2ch 44100Hz
	channel map: front-left,front-right
	             Stereo
	used by: 0
	linked by: 0
	configured latency: 0.00 ms; range is 4.00 .. 371.52 ms
	card: 0 <alsa_card.pci-0000_00_09.0>
	module: 5
	properties:
		alsa.resolution_bits = "16"
		device.api = "alsa"
		device.class = "sound"
		alsa.class = "generic"
		alsa.subclass = "generic-mix"
		alsa.name = "HDMI 0"
		alsa.id = "HDMI 0"
		alsa.subdevice = "0"
		alsa.subdevice_name = "subdevice #0"
		alsa.device = "3"
		alsa.card = "0"
		alsa.card_name = "HDA NVidia"
		alsa.long_card_name = "HDA NVidia at 0xfeaf8000 irq 23"
		alsa.driver_name = "snd_hda_intel"
		device.bus_path = "pci-0000:00:09.0"
		sysfs.path = "/devices/pci0000:00/0000:00:09.0/sound/card0"
		device.bus = "pci"
		device.vendor.id = "10de"
		device.vendor.name = "NVIDIA Corporation"
		device.product.id = "07fc"
		device.product.name = "MCP73 High Definition Audio"
		device.form_factor = "internal"
		device.string = "hdmi:0"
		device.buffering.buffer_size = "65536"
		device.buffering.fragment_size = "32768"
		device.access_mode = "mmap+timer"
		device.profile.name = "hdmi-stereo"
		device.profile.description = "Digital Stereo (HDMI)"
		device.description = "Built-in Audio Digital Stereo (HDMI)"
		alsa.mixer_name = "Nvidia MCP73 HDMI"
		alsa.components = "HDA:10ec0888,10250158,00100202 HDA:10de8001,10de0101,00100000"
		module-udev-detect.discovered = "1"
		device.icon_name = "audio-card-pci"
	ports:
		hdmi-output-0: HDMI / DisplayPort (priority 5900, latency offset 0 usec, available: unknown)
			properties:
				device.icon_name = "video-display"
	active port: <hdmi-output-0>


Codec: Nvidia MCP73 HDMI
Address: 3
AFG Function Id: 0x1 (unsol 0)
Vendor Id: 0x10de8001
Subsystem Id: 0x10de0101
Revision Id: 0x100000
No Modem Function Group found
Default PCM:
    rates [0x0]:
    bits [0x0]:
    formats [0x0]:
Default Amp-In caps: N/A
Default Amp-Out caps: N/A
State of AFG node 0x01:
  Power states:  D0 D1 D2 D3
  Power: setting=D0, actual=D0
GPIO: io=0, o=0, i=0, unsolicited=0, wake=0
Node 0x04 [Audio Output] wcaps 0x211: Stereo Digital
  Control: name="IEC958 Playback Con Mask", index=0, device=0
  Control: name="IEC958 Playback Pro Mask", index=0, device=0
  Control: name="IEC958 Playback Default", index=0, device=0
  Control: name="IEC958 Playback Switch", index=0, device=0
  Device: name="HDMI 0", type="HDMI", device=3
  Converter: stream=0, channel=0
  Digital: Enabled
  Digital category: 0x0
  IEC Coding Type: 0x0
  PCM:
    rates [0x40]: 48000
    bits [0x2]: 16
    formats [0x5]: PCM AC3
Node 0x05 [Pin Complex] wcaps 0x400381: Stereo Digital
  Control: name="HDMI/DP,pcm=3 Phantom Jack", index=0, device=0
  Pincap 0x00000014: OUT Detect
  Pin Default 0x185601f0: [Jack] Digital Out at Int HDMI
    Conn = Digital, Color = Unknown
    DefAssociation = 0xf, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x40: OUT
  Unsolicited: tag=00, enabled=0
  Connection: 1
     0x04

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https://bugs.launchpad.net/bugs/1406714

Title:
  [Aspire X1800, Nvidia MCP73 HDMI, Digital Out, HDMI] No sound at all

Status in alsa-driver package in Ubuntu:
  New

Bug description:
  00:09.0 Audio device: NVIDIA Corporation MCP73 High Definition Audio (rev a1)
  	Subsystem: Acer Incorporated [ALI] Device 0158
  	Flags: bus master, 66MHz, fast devsel, latency 0, IRQ 23
  	Memory at feaf8000 (32-bit, non-prefetchable) [size=16K]
  	Capabilities: [44] Power Management version 2
  	Capabilities: [50] MSI: Enable- Count=1/1 Maskable+ 64bit+
  	Kernel driver in use: snd_hda_intel

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: alsa-base 1.0.25+dfsg-0ubuntu4
  ProcVersionSignature: Ubuntu 3.13.0-32.57-generic 3.13.11.4
  Uname: Linux 3.13.0-32-generic x86_64
  NonfreeKernelModules: nvidia
  ApportVersion: 2.14.1-0ubuntu3.2
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  marco      1328 F.... pulseaudio
  CurrentDesktop: Unity
  Date: Wed Dec 31 01:23:27 2014
  InstallationDate: Installed on 2014-12-31 (0 days ago)
  InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
  PackageArchitecture: all
  ProcEnviron:
   LANGUAGE=en_CA:en
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=en_CA.UTF-8
   SHELL=/bin/bash
  SourcePackage: alsa-driver
  Symptom: audio
  Symptom_AlsaPlaybackTest: ALSA playback test through plughw:NVidia failed
  Symptom_Card: Built-in Audio - HDA NVidia
  Symptom_DevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  marco      1328 F.... pulseaudio
  Symptom_Jack: Digital Out, HDMI
  Symptom_Type: No sound at all
  Title: [Aspire X1800, Nvidia MCP73 HDMI, Digital Out, HDMI] No sound at all
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 10/14/2009
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: P01-A4
  dmi.board.asset.tag: To Be Filled By O.E.M.
  dmi.board.name: Aspire X1800
  dmi.board.vendor: Acer
  dmi.chassis.type: 3
  dmi.chassis.vendor: Acer
  dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrP01-A4:bd10/14/2009:svnAcer:pnAspireX1800:pvr:rvnAcer:rnAspireX1800:rvr:cvnAcer:ct3:cvr:
  dmi.product.name: Aspire X1800
  dmi.sys.vendor: Acer

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