00:03.0 0403: 8086:0a0c (rev 0b)
Subsystem: 1028:060a
you should check the system log for any error related to pci bus 00:03.0
hda controller need to acquire mmio
[ 0.213113] pci 0000:00:03.0: [8086:0a0c] type 00 class 0x040300
[ 0.213123] pci 0000:00:03.0: reg 0x10: [mem 0xf0510000-0xf0513fff 64bit]
0.239737] pnp 00:03: Plug and Play ACPI device, IDs PNP0303 (active)
2.628635] snd_hda_intel 0000:00:03.0: irq 61 for MSI/MSI-X
2.659146] input: HDA Intel HDMI HDMI/DP,pcm=3 as /devices/
seem analog codec was not loaded in you system log
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https://bugs.launchpad.net/bugs/1402194
Title:
PCI/internal sound card not detected
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