Missing nvidia hdmi with hda sound support

Fixed in the upstream http://bugzilla.kernel.org/show_bug.cgi?id=14097

Submitted it to the kernel team for consideration to include in karmic.
Here is a email archive link:
https://lists.ubuntu.com/archives/kernel-team/2009-September/007265.html

This bug was fixed in the package linux - 2.6.31-11.36

---------------
linux (2.6.31-11.36) karmic; urgency=low

  [ Brian Rogers ]

  * SAUCE: (drop after 2.6.31) em28xx: ir-kbd-i2c init data needs a
    persistent object
  * SAUCE: (drop after 2.6.31) saa7134: ir-kbd-i2c init data needs a
    persistent object

  [ Takashi Iwai ]

  * [Upstream] ALSA: hda - Add another entry for Nvidia HDMI device
    - LP: #416482

  [ Tyler Hicks ]

  * SAUCE: (drop after 2.6.31) eCryptfs: Prevent lower dentry from going
    negative during unlink

  [ Upstream Kernel Changes ]

  * sg: fix oops in the error path in sg_build_indirect()
  * mpt2sas : Rescan topology from Interrupt context instead of work thread
  * mpt2sas: Prevent sending command to FW while Host Reset
  * mpt2sas: setting SDEV into RUNNING state from Interrupt context
  * mpt2sas: Raid 10 Volume is showing as Raid 1E in dmesg
  * SCSI: fix oops during scsi scanning
  * SCSI: libsrp: fix memory leak in srp_ring_free()
  * cfg80211: fix looping soft lockup in find_ie()
  * ath5k: write PCU registers on initial reset
  * binfmt_elf: fix PT_INTERP bss handling
  * TPM: Fixup boot probe timeout for tpm_tis driver
  * md: Fix "strchr" [drivers/md/dm-log-userspace.ko] undefined!
  * x86/amd-iommu: fix broken check in amd_iommu_flush_all_devices
  * fix undefined reference to user_shm_unlock
  * perf_counter: Fix buffer overflow in perf_copy_attr()
  * perf_counter: Start counting time enabled when group leader gets
    enabled
  * powerpc/perf_counters: Reduce stack usage of power_check_constraints
  * powerpc: Fix bug where perf_counters breaks oprofile
  * powerpc/ps3: Workaround for flash memory I/O error
  * block: don't assume device has a request list backing in nr_requests
    store
  * agp/intel: remove restore in resume
  * ALSA: cs46xx - Fix minimum period size
  * ASoC: Fix WM835x Out4 capture enumeration
  * sound: oxygen: work around MCE when changing volume
  * mlx4_core: Allocate and map sufficient ICM memory for EQ context
  * perf stat: Change noise calculation to use stddev
  * x86: Fix x86_model test in es7000_apic_is_cluster()
  * x86/i386: Make sure stack-protector segment base is cache aligned
  * PCI: apply nv_msi_ht_cap_quirk on resume too
  * x86, pat: Fix cacheflush address in change_page_attr_set_clr()
  * ARM: 5691/1: fix cache aliasing issues between kmap() and kmap_atomic()
    with highmem
  * KVM guest: do not batch pte updates from interrupt context
  * KVM: Fix coalesced interrupt reporting in IOAPIC
  * KVM: VMX: Check cpl before emulating debug register access
  * KVM guest: fix bogus wallclock physical address calculation
  * KVM: x86: Disallow hypercalls for guest callers in rings > 0
  * KVM: VMX: Fix cr8 exiting control clobbering by EPT
  * KVM: x86 emulator: Implement zero-extended immediate decoding
  * KVM: MMU: make __kvm_mmu_free_some_pages handle empty list
  * KVM: x86 emulator: fix jmp far decoding (opcode 0xea)
  * KVM: limit lapic periodic timer frequency
  * libata: fix off-by-one error in ata_tf_read_block()
  * PCI quirk: update 82576 device ids in SR-IOV quirks list
  * PCI: Unhide the SMBus on the Compaq Evo D510 USDT
  * powerpc/pseries:...